ref: master
public/javascripts/vendor/strophejs-1.1.3/examples/strophe.js
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465 2466 2467 2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520 2521 2522 2523 2524 2525 2526 2527 2528 2529 2530 2531 2532 2533 2534 2535 2536 2537 2538 2539 2540 2541 2542 2543 2544 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599 2600 2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 2617 2618 2619 2620 2621 2622 2623 2624 2625 2626 2627 2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 2716 2717 2718 2719 2720 2721 2722 2723 2724 2725 2726 2727 2728 2729 2730 2731 2732 2733 2734 2735 2736 2737 2738 2739 2740 2741 2742 2743 2744 2745 2746 2747 2748 2749 2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 2760 2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 2799 2800 2801 2802 2803 2804 2805 2806 2807 2808 2809 2810 2811 2812 2813 2814 2815 2816 2817 2818 2819 2820 2821 2822 2823 2824 2825 2826 2827 2828 2829 2830 2831 2832 2833 2834 2835 2836 2837 2838 2839 2840 2841 2842 2843 2844 2845 2846 2847 2848 2849 2850 2851 2852 2853 2854 2855 2856 2857 2858 2859 2860 2861 2862 2863 2864 2865 2866 2867 2868 2869 2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880 2881 2882 2883 2884 2885 2886 2887 2888 2889 2890 2891 2892 2893 2894 2895 2896 2897 2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912 2913 2914 2915 2916 2917 2918 2919 2920 2921 2922 2923 2924 2925 2926 2927 2928 2929 2930 2931 2932 2933 2934 2935 2936 2937 2938 2939 2940 2941 2942 2943 2944 2945 2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956 2957 2958 2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969 2970 2971 2972 2973 2974 2975 2976 2977 2978 2979 2980 2981 2982 2983 2984 2985 2986 2987 2988 2989 2990 2991 2992 2993 2994 2995 2996 2997 2998 2999 3000 3001 3002 3003 3004 3005 3006 3007 3008 3009 3010 3011 3012 3013 3014 3015 3016 3017 3018 3019 3020 3021 3022 3023 3024 3025 3026 3027 3028 3029 3030 3031 3032 3033 3034 3035 3036 3037 3038 3039 3040 3041 3042 3043 3044 3045 3046 3047 3048 3049 3050 3051 3052 3053 3054 3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 3072 3073 3074 3075 3076 3077 3078 3079 3080 3081 3082 3083 3084 3085 3086 3087 3088 3089 3090 3091 3092 3093 3094 3095 3096 3097 3098 3099 3100 3101 3102 3103 3104 3105 3106 3107 3108 3109 3110 3111 3112 3113 3114 3115 3116 3117 3118 3119 3120 3121 3122 3123 3124 3125 3126 3127 3128 3129 3130 3131 3132 3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151 3152 3153 3154 3155 3156 3157 3158 3159 3160 3161 3162 3163 3164 3165 3166 3167 3168 3169 3170 3171 3172 3173 3174 3175 3176 3177 3178 3179 3180 3181 3182 3183 3184 3185 3186 3187 3188 3189 3190 3191 3192 3193 3194 3195 3196 3197 3198 3199 3200 3201 3202 3203 3204 3205 3206 3207 3208 3209 3210 3211 3212 3213 3214 3215 3216 3217 3218 3219 3220 3221 3222 3223 3224 3225 3226 3227 3228 3229 3230 3231 3232 3233 3234 3235 3236 3237 3238 3239 3240 3241 3242 3243 3244 3245 3246 3247 3248 3249 3250 3251 3252 3253 3254 3255 3256 3257 3258 3259 3260 3261 3262 3263 3264 3265 3266 3267 3268 3269 3270 3271 3272 3273 3274 3275 3276 3277 3278 3279 3280 3281 3282 3283 3284 3285 3286 3287 3288 3289 3290 3291 3292 3293 3294 3295 3296 3297 3298 3299 3300 3301 3302 3303 3304 3305 3306 3307 3308 3309 3310 3311 3312 3313 3314 3315 3316 3317 3318 3319 3320 3321 3322 3323 3324 3325 3326 3327 3328 3329 3330 3331 3332 3333 3334 3335 3336 3337 3338 3339 3340 3341 3342 3343 3344 3345 3346 3347 3348 3349 3350 3351 3352 3353 3354 3355 3356 3357 3358 3359 3360 3361 3362 3363 3364 3365 3366 3367 3368 3369 3370 3371 3372 3373 3374 3375 3376 3377 3378 3379 3380 3381 3382 3383 3384 3385 3386 3387 3388 3389 3390 3391 3392 3393 3394 3395 3396 3397 3398 3399 3400 3401 3402 3403 3404 3405 3406 3407 3408 3409 3410 3411 3412 3413 3414 3415 3416 3417 3418 3419 3420 3421 3422 3423 3424 3425 3426 3427 3428 3429 3430 3431 3432 3433 3434 3435 3436 3437 3438 3439 3440 3441 3442 3443 3444 3445 3446 3447 3448 3449 3450 3451 3452 3453 3454 3455 3456 3457 3458 3459 3460 3461 3462 3463 3464 3465 3466 3467 3468 3469 3470 3471 3472 3473 3474 3475 3476 3477 3478 3479 3480 3481 3482 3483 3484 3485 3486 3487 3488 3489 3490 3491 3492 3493 3494 3495 3496 3497 3498 3499 3500 3501 3502 3503 3504 3505 3506 3507 3508 3509 3510 3511 3512 3513 3514 3515 3516 3517 3518 3519 3520 3521 3522 3523 3524 3525 3526 3527 3528 3529 3530 3531 3532 3533 3534 3535 3536 3537 3538 3539 3540 3541 3542 3543 3544 3545 3546 3547 3548 3549 3550 3551 3552 3553 3554 3555 3556 3557 3558 3559 3560 3561 3562 3563 3564 3565 3566 3567 3568 3569 3570 3571 3572 3573 3574 3575 3576 3577 3578 3579 3580 3581 3582 3583 3584 3585 3586 3587 3588 3589 3590 3591 3592 3593 3594 3595 3596 3597 3598 3599 3600 3601 3602 3603 3604 3605 3606 3607 3608 3609 3610 3611 3612 3613 3614 3615 3616 3617 3618 3619 3620 3621 3622 3623 3624 3625 3626 3627 3628 3629 3630 3631 3632 3633 3634 3635 3636 3637 3638 3639 3640 3641 3642 3643 3644 3645 3646 3647 3648 3649 3650 3651 3652 3653 3654 3655 3656 3657 3658 3659 3660 3661 3662 3663 3664 3665 3666 3667 3668 3669 3670 3671 3672 3673 3674 3675 3676 3677 3678 3679 3680 3681 3682 3683 3684 3685 3686 3687 3688 3689 3690 3691 3692 3693 3694 3695 3696 3697 3698 3699 3700 3701 3702 3703 3704 3705 3706 3707 3708 3709 3710 3711 3712 3713 3714 3715 3716 3717 3718 3719 3720 3721 3722 3723 3724 3725 3726 3727 3728 3729 3730 3731 3732 3733 3734 3735 3736 3737 3738 3739 3740 3741 3742 3743 3744 3745 3746 3747 3748 3749 3750 3751 3752 3753 3754 3755 3756 3757 3758 3759 3760 3761 3762 3763 3764 3765 3766 3767 3768 3769 3770 3771 3772 3773 3774 3775 3776 3777 3778 3779 3780 3781 3782 3783 3784 3785 3786 3787 3788 3789 3790 3791 3792 3793 3794 3795 3796 3797 3798 3799 3800 3801 3802 3803 3804 3805 3806 3807 3808 3809 3810 3811 3812 3813 3814 3815 3816 3817 3818 3819 3820 3821 3822 3823 3824 3825 3826 3827 3828 3829 3830 3831 3832 3833 3834 3835 3836 3837 3838 3839 3840 3841 3842 3843 3844 3845 3846 3847 3848 3849 3850 3851 3852 3853 3854 3855 3856 3857 3858 3859 3860 3861 3862 3863 3864 3865 3866 3867 3868 3869 3870 3871 3872 3873 3874 3875 3876 3877 3878 3879 3880 3881 3882 3883 3884 3885 3886 3887 3888 3889 3890 3891 3892 3893 3894 3895 3896 3897 3898 3899 3900 3901 3902 3903 3904 3905 3906 3907 3908 3909 3910 3911 3912 3913 3914 3915 3916 3917 3918 3919 3920 3921 3922 3923 3924 3925 3926 3927 3928 3929 3930 3931 3932 3933 3934 3935 3936 3937 3938 3939 3940 3941 3942 3943 3944 3945 3946 3947 3948 3949 3950 3951 3952 3953 3954 3955 3956 3957 3958 3959 3960 3961 3962 3963 3964 3965 3966 3967 3968 3969 3970 3971 3972 3973 3974 3975 3976 3977 3978 3979 3980 3981 3982 3983 3984 3985 3986 3987 3988 3989 3990 3991 3992 3993 3994 3995 3996 3997 3998 3999 4000 4001 4002 4003 4004 4005 4006 4007 4008 4009 4010 4011 4012 4013 4014 4015 4016 4017 4018 4019 4020 4021 4022 4023 4024 4025 4026 4027 4028 4029 4030 4031 4032 4033 4034 4035 4036 4037 4038 4039 4040 4041 4042 4043 4044 4045 4046 4047 4048 4049 4050 4051 4052 4053 4054 4055 4056 4057 4058 4059 4060 4061 4062 4063 4064 4065 4066 4067 4068 4069 4070 4071 4072 4073 4074 4075 4076 4077 4078 4079 4080 4081 4082 4083 4084 4085 4086 4087 4088 4089 4090 4091 4092 4093 4094 4095 4096 4097 4098 4099 4100 4101 4102 4103 4104 4105 4106 4107 4108 4109 4110 4111 4112 4113 4114 4115 4116 4117 4118 4119 4120 4121 4122 4123 4124 4125 4126 4127 4128 4129 4130 4131 4132 4133 4134 4135 4136 4137 4138 4139 4140 4141 4142 4143 4144 4145 4146 4147 4148 4149 4150 4151 4152 4153 4154 4155 4156 4157 4158 4159 4160 4161 4162 4163 4164 4165 4166 4167 4168 4169 4170 4171 4172 4173 4174 4175 4176 4177 4178 4179 4180 4181 4182 4183 4184 4185 4186 4187 4188 4189 4190 4191 4192 4193 4194 4195 4196 4197 4198 4199 4200 4201 4202 4203 4204 4205 4206 4207 4208 4209 4210 4211 4212 4213 4214 4215 4216 4217 4218 4219 4220 4221 4222 4223 4224 4225 4226 4227 4228 4229 4230 4231 4232 4233 4234 4235 4236 4237 4238 4239 4240 4241 4242 4243 4244 4245 4246 4247 4248 4249 4250 4251 4252 4253 4254 4255 4256 4257 4258 4259 4260 4261 4262 4263 4264 4265 4266 4267 4268 4269 4270 4271 4272 4273 4274 4275 4276 4277 4278 4279 4280 4281 4282 4283 4284 4285 4286 4287 4288 4289 4290 4291 4292 4293 4294 4295 4296 4297 4298 4299 4300 4301 4302 4303 4304 4305 4306 4307 4308 4309 4310 4311 4312 4313 4314 4315 4316 4317 4318 4319 4320 4321 4322 4323 4324 4325 4326 4327 4328 4329 4330 4331 4332 4333 4334 4335 4336 4337 4338 4339 4340 4341 4342 4343 4344 4345 4346 4347 4348 4349 4350 4351 4352 4353 4354 4355 4356 4357 4358 4359 4360 4361 4362 4363 4364 4365 4366 4367 4368 4369 4370 4371 4372 4373 4374 4375 4376 4377 4378 4379 4380 4381 4382 4383 4384 4385 4386 4387 4388 4389 4390 4391 4392 4393 4394 4395 4396 4397 4398 4399 4400 4401 4402 4403 4404 4405 4406 4407 4408 4409 4410 4411 4412 4413 4414 4415 4416 4417 4418 4419 4420 4421 4422 4423 4424 4425 4426 4427 4428 4429 4430 4431 4432 4433 4434 4435 4436 4437 4438 4439 4440 4441 4442 4443 4444 4445 4446 4447 4448 4449 4450 4451 4452 4453 4454 4455 4456 4457 4458 4459 4460 4461 4462 4463 4464 4465 4466 4467 4468 4469 4470 4471 4472 4473 4474 4475 4476 4477 4478 4479 4480 4481 4482 4483 4484 4485 4486 4487 4488 4489 4490 4491 4492 4493 4494 4495 4496 4497 4498 4499 4500 4501 4502 4503 4504 4505 4506 4507 4508 4509 4510 4511 4512 4513 4514 4515 4516 4517 4518 4519 4520 4521 4522 4523 4524 4525 4526 4527 4528 4529 4530 4531 4532 4533 4534 4535 4536 4537 4538 4539 4540 4541 4542 4543 4544 4545 4546 4547 4548 4549 4550 4551 4552 4553 4554 4555 4556 4557 4558 4559 4560 4561 4562 4563 4564 4565 4566 4567 4568 4569 4570 4571 4572 4573 4574 4575 4576 4577 4578 4579 4580 4581 4582 4583 4584 4585 4586 4587 4588 4589 4590 4591 4592 4593 4594 4595 4596 4597 4598 4599 4600 4601 4602 4603 4604 4605 4606 4607 4608 4609 4610 4611 4612 4613 4614 4615 4616 4617 4618 4619 4620 4621 4622 4623 4624 4625 4626 4627 4628 4629 4630 4631 4632 4633 4634 4635 4636 4637 4638 4639 4640 4641 4642 4643 4644 4645 4646 4647 4648 4649 4650 4651 4652 4653 4654 4655 4656 4657 4658 4659 4660 4661 4662 4663 4664 4665 4666 4667 4668 4669 4670 4671 4672 4673 4674 4675 4676 4677 4678 4679 4680 4681 4682 4683 4684 4685 4686 4687 4688 4689 4690 4691 4692 4693 4694 4695 4696 4697 4698 4699 4700 4701 4702 4703 4704 4705 4706 4707 4708 4709 4710 4711 4712 4713 4714 4715 4716 4717 4718 4719 4720 4721 4722 4723 4724 4725 4726 4727 4728 4729 4730 4731 4732 4733 4734 4735 4736 4737 4738 4739 4740 4741 4742 4743 4744 4745 4746 4747 4748 4749 4750 4751 4752 4753 4754 4755 4756 4757 4758 4759 4760 4761 4762 4763 4764 4765 4766 4767 4768 4769 4770 4771 4772 4773 4774 4775 4776 4777 4778 4779 4780 4781 4782 4783 4784 4785 4786 4787 4788 4789 4790 4791 4792 4793 4794 4795 4796 4797 4798 4799 4800 4801 4802 4803 4804 4805 4806 4807 4808 4809 4810 4811 4812 4813 4814 4815 4816 4817 4818 4819 4820 4821 4822 4823 4824 4825 4826 4827 4828 4829 4830 4831 4832 4833 4834 4835 4836 4837 4838 4839 4840 4841 4842 4843 4844 4845 4846 4847 4848 4849 4850 4851 4852 4853 4854 4855 4856 4857 4858 4859 4860 4861 4862 4863 4864 4865 4866 4867 4868 4869 4870 4871 4872 4873 4874 4875 4876 4877 4878 4879 4880 4881 4882 4883 4884 4885 4886 4887 4888 4889 4890 4891 4892 4893 4894 4895 4896 4897 4898 4899 4900 4901 4902 4903 4904 4905 4906 4907 4908 4909 4910 4911 4912 4913 4914 4915 4916 4917 4918 4919 4920 4921 4922 4923 4924 4925 4926 4927 4928 4929 4930 4931 4932 4933 4934 4935 4936 4937 4938 4939 4940 4941 4942 4943 4944 4945 4946 4947 4948 4949 4950 4951 4952 4953 4954 4955 4956 4957 4958 4959 4960 4961 4962 4963 4964 4965 4966 4967 4968 4969 4970 4971 4972 4973 4974 4975 4976 4977 4978 4979 4980 4981 4982 4983 4984 4985 4986 4987 4988 4989 4990 4991 4992 4993 4994 4995 4996 4997 4998 4999 5000 5001 5002 5003 5004 5005 5006 5007 5008 5009 5010 5011 5012 5013 5014 5015 5016 5017 5018 5019 5020 5021 5022 5023 5024 5025 5026 5027 5028 5029 5030 5031 5032 5033 5034 5035 5036 5037 5038 5039 5040 5041 5042 5043 5044 5045 5046 5047 5048 5049 5050 5051 5052 5053 5054 5055 5056 5057 5058 5059 5060 5061 5062 5063 5064 5065 5066 5067 5068 5069 5070 5071 5072 5073 5074 5075 5076 5077 5078 5079 5080 5081 5082 5083 5084 5085 5086 5087 5088 5089 5090 5091 5092 5093 5094 5095 5096 5097 5098 5099 5100 5101 5102 5103 5104 5105 5106 5107 5108 5109 5110 5111 5112 5113 5114 5115 5116 5117 5118 5119 5120 5121 5122 5123 5124 5125 5126 5127 5128 5129 5130 5131 5132 5133 5134 5135 5136 5137 5138 5139 |
// This code was written by Tyler Akins and has been placed in the // public domain. It would be nice if you left this header intact. // Base64 code from Tyler Akins -- http://rumkin.com var Base64 = (function () { var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="; var obj = { /** * Encodes a string in base64 * @param {String} input The string to encode in base64. */ encode: function (input) { var output = ""; var chr1, chr2, chr3; var enc1, enc2, enc3, enc4; var i = 0; do { chr1 = input.charCodeAt(i++); chr2 = input.charCodeAt(i++); chr3 = input.charCodeAt(i++); enc1 = chr1 >> 2; enc2 = ((chr1 & 3) << 4) | (chr2 >> 4); enc3 = ((chr2 & 15) << 2) | (chr3 >> 6); enc4 = chr3 & 63; if (isNaN(chr2)) { enc3 = enc4 = 64; } else if (isNaN(chr3)) { enc4 = 64; } output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + keyStr.charAt(enc3) + keyStr.charAt(enc4); } while (i < input.length); return output; }, /** * Decodes a base64 string. * @param {String} input The string to decode. */ decode: function (input) { var output = ""; var chr1, chr2, chr3; var enc1, enc2, enc3, enc4; var i = 0; // remove all characters that are not A-Z, a-z, 0-9, +, /, or = input = input.replace(/[^A-Za-z0-9\+\/\=]/g, ""); do { enc1 = keyStr.indexOf(input.charAt(i++)); enc2 = keyStr.indexOf(input.charAt(i++)); enc3 = keyStr.indexOf(input.charAt(i++)); enc4 = keyStr.indexOf(input.charAt(i++)); chr1 = (enc1 << 2) | (enc2 >> 4); chr2 = ((enc2 & 15) << 4) | (enc3 >> 2); chr3 = ((enc3 & 3) << 6) | enc4; output = output + String.fromCharCode(chr1); if (enc3 != 64) { output = output + String.fromCharCode(chr2); } if (enc4 != 64) { output = output + String.fromCharCode(chr3); } } while (i < input.length); return output; } }; return obj; })(); /* * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined * in FIPS PUB 180-1 * Version 2.1a Copyright Paul Johnston 2000 - 2002. * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet * Distributed under the BSD License * See http://pajhome.org.uk/crypt/md5 for details. */ /* Some functions and variables have been stripped for use with Strophe */ /* * These are the functions you'll usually want to call * They take string arguments and return either hex or base-64 encoded strings */ function b64_sha1(s){return binb2b64(core_sha1(str2binb(s),s.length * 8));} function str_sha1(s){return binb2str(core_sha1(str2binb(s),s.length * 8));} function b64_hmac_sha1(key, data){ return binb2b64(core_hmac_sha1(key, data));} function str_hmac_sha1(key, data){ return binb2str(core_hmac_sha1(key, data));} /* * Calculate the SHA-1 of an array of big-endian words, and a bit length */ function core_sha1(x, len) { /* append padding */ x[len >> 5] |= 0x80 << (24 - len % 32); x[((len + 64 >> 9) << 4) + 15] = len; var w = new Array(80); var a = 1732584193; var b = -271733879; var c = -1732584194; var d = 271733878; var e = -1009589776; var i, j, t, olda, oldb, oldc, oldd, olde; for (i = 0; i < x.length; i += 16) { olda = a; oldb = b; oldc = c; oldd = d; olde = e; for (j = 0; j < 80; j++) { if (j < 16) { w[j] = x[i + j]; } else { w[j] = rol(w[j-3] ^ w[j-8] ^ w[j-14] ^ w[j-16], 1); } t = safe_add(safe_add(rol(a, 5), sha1_ft(j, b, c, d)), safe_add(safe_add(e, w[j]), sha1_kt(j))); e = d; d = c; c = rol(b, 30); b = a; a = t; } a = safe_add(a, olda); b = safe_add(b, oldb); c = safe_add(c, oldc); d = safe_add(d, oldd); e = safe_add(e, olde); } return [a, b, c, d, e]; } /* * Perform the appropriate triplet combination function for the current * iteration */ function sha1_ft(t, b, c, d) { if (t < 20) { return (b & c) | ((~b) & d); } if (t < 40) { return b ^ c ^ d; } if (t < 60) { return (b & c) | (b & d) | (c & d); } return b ^ c ^ d; } /* * Determine the appropriate additive constant for the current iteration */ function sha1_kt(t) { return (t < 20) ? 1518500249 : (t < 40) ? 1859775393 : (t < 60) ? -1894007588 : -899497514; } /* * Calculate the HMAC-SHA1 of a key and some data */ function core_hmac_sha1(key, data) { var bkey = str2binb(key); if (bkey.length > 16) { bkey = core_sha1(bkey, key.length * 8); } var ipad = new Array(16), opad = new Array(16); for (var i = 0; i < 16; i++) { ipad[i] = bkey[i] ^ 0x36363636; opad[i] = bkey[i] ^ 0x5C5C5C5C; } var hash = core_sha1(ipad.concat(str2binb(data)), 512 + data.length * 8); return core_sha1(opad.concat(hash), 512 + 160); } /* * Add integers, wrapping at 2^32. This uses 16-bit operations internally * to work around bugs in some JS interpreters. */ function safe_add(x, y) { var lsw = (x & 0xFFFF) + (y & 0xFFFF); var msw = (x >> 16) + (y >> 16) + (lsw >> 16); return (msw << 16) | (lsw & 0xFFFF); } /* * Bitwise rotate a 32-bit number to the left. */ function rol(num, cnt) { return (num << cnt) | (num >>> (32 - cnt)); } /* * Convert an 8-bit or 16-bit string to an array of big-endian words * In 8-bit function, characters >255 have their hi-byte silently ignored. */ function str2binb(str) { var bin = []; var mask = 255; for (var i = 0; i < str.length * 8; i += 8) { bin[i>>5] |= (str.charCodeAt(i / 8) & mask) << (24 - i%32); } return bin; } /* * Convert an array of big-endian words to a string */ function binb2str(bin) { var str = ""; var mask = 255; for (var i = 0; i < bin.length * 32; i += 8) { str += String.fromCharCode((bin[i>>5] >>> (24 - i%32)) & mask); } return str; } /* * Convert an array of big-endian words to a base-64 string */ function binb2b64(binarray) { var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; var str = ""; var triplet, j; for (var i = 0; i < binarray.length * 4; i += 3) { triplet = (((binarray[i >> 2] >> 8 * (3 - i %4)) & 0xFF) << 16) | (((binarray[i+1 >> 2] >> 8 * (3 - (i+1)%4)) & 0xFF) << 8 ) | ((binarray[i+2 >> 2] >> 8 * (3 - (i+2)%4)) & 0xFF); for (j = 0; j < 4; j++) { if (i * 8 + j * 6 > binarray.length * 32) { str += "="; } else { str += tab.charAt((triplet >> 6*(3-j)) & 0x3F); } } } return str; } /* * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message * Digest Algorithm, as defined in RFC 1321. * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002. * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet * Distributed under the BSD License * See http://pajhome.org.uk/crypt/md5 for more info. */ /* * Everything that isn't used by Strophe has been stripped here! */ var MD5 = (function () { /* * Add integers, wrapping at 2^32. This uses 16-bit operations internally * to work around bugs in some JS interpreters. */ var safe_add = function (x, y) { var lsw = (x & 0xFFFF) + (y & 0xFFFF); var msw = (x >> 16) + (y >> 16) + (lsw >> 16); return (msw << 16) | (lsw & 0xFFFF); }; /* * Bitwise rotate a 32-bit number to the left. */ var bit_rol = function (num, cnt) { return (num << cnt) | (num >>> (32 - cnt)); }; /* * Convert a string to an array of little-endian words */ var str2binl = function (str) { var bin = []; for(var i = 0; i < str.length * 8; i += 8) { bin[i>>5] |= (str.charCodeAt(i / 8) & 255) << (i%32); } return bin; }; /* * Convert an array of little-endian words to a string */ var binl2str = function (bin) { var str = ""; for(var i = 0; i < bin.length * 32; i += 8) { str += String.fromCharCode((bin[i>>5] >>> (i % 32)) & 255); } return str; }; /* * Convert an array of little-endian words to a hex string. */ var binl2hex = function (binarray) { var hex_tab = "0123456789abcdef"; var str = ""; for(var i = 0; i < binarray.length * 4; i++) { str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) + hex_tab.charAt((binarray[i>>2] >> ((i%4)*8 )) & 0xF); } return str; }; /* * These functions implement the four basic operations the algorithm uses. */ var md5_cmn = function (q, a, b, x, s, t) { return safe_add(bit_rol(safe_add(safe_add(a, q),safe_add(x, t)), s),b); }; var md5_ff = function (a, b, c, d, x, s, t) { return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t); }; var md5_gg = function (a, b, c, d, x, s, t) { return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t); }; var md5_hh = function (a, b, c, d, x, s, t) { return md5_cmn(b ^ c ^ d, a, b, x, s, t); }; var md5_ii = function (a, b, c, d, x, s, t) { return md5_cmn(c ^ (b | (~d)), a, b, x, s, t); }; /* * Calculate the MD5 of an array of little-endian words, and a bit length */ var core_md5 = function (x, len) { /* append padding */ x[len >> 5] |= 0x80 << ((len) % 32); x[(((len + 64) >>> 9) << 4) + 14] = len; var a = 1732584193; var b = -271733879; var c = -1732584194; var d = 271733878; var olda, oldb, oldc, oldd; for (var i = 0; i < x.length; i += 16) { olda = a; oldb = b; oldc = c; oldd = d; a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936); d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586); c = md5_ff(c, d, a, b, x[i+ 2], 17, 606105819); b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330); a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897); d = md5_ff(d, a, b, c, x[i+ 5], 12, 1200080426); c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341); b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983); a = md5_ff(a, b, c, d, x[i+ 8], 7 , 1770035416); d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417); c = md5_ff(c, d, a, b, x[i+10], 17, -42063); b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162); a = md5_ff(a, b, c, d, x[i+12], 7 , 1804603682); d = md5_ff(d, a, b, c, x[i+13], 12, -40341101); c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290); b = md5_ff(b, c, d, a, x[i+15], 22, 1236535329); a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510); d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632); c = md5_gg(c, d, a, b, x[i+11], 14, 643717713); b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302); a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691); d = md5_gg(d, a, b, c, x[i+10], 9 , 38016083); c = md5_gg(c, d, a, b, x[i+15], 14, -660478335); b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848); a = md5_gg(a, b, c, d, x[i+ 9], 5 , 568446438); d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690); c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961); b = md5_gg(b, c, d, a, x[i+ 8], 20, 1163531501); a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467); d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784); c = md5_gg(c, d, a, b, x[i+ 7], 14, 1735328473); b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734); a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558); d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463); c = md5_hh(c, d, a, b, x[i+11], 16, 1839030562); b = md5_hh(b, c, d, a, x[i+14], 23, -35309556); a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060); d = md5_hh(d, a, b, c, x[i+ 4], 11, 1272893353); c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632); b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640); a = md5_hh(a, b, c, d, x[i+13], 4 , 681279174); d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222); c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979); b = md5_hh(b, c, d, a, x[i+ 6], 23, 76029189); a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487); d = md5_hh(d, a, b, c, x[i+12], 11, -421815835); c = md5_hh(c, d, a, b, x[i+15], 16, 530742520); b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651); a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844); d = md5_ii(d, a, b, c, x[i+ 7], 10, 1126891415); c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905); b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055); a = md5_ii(a, b, c, d, x[i+12], 6 , 1700485571); d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606); c = md5_ii(c, d, a, b, x[i+10], 15, -1051523); b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799); a = md5_ii(a, b, c, d, x[i+ 8], 6 , 1873313359); d = md5_ii(d, a, b, c, x[i+15], 10, -30611744); c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380); b = md5_ii(b, c, d, a, x[i+13], 21, 1309151649); a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070); d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379); c = md5_ii(c, d, a, b, x[i+ 2], 15, 718787259); b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551); a = safe_add(a, olda); b = safe_add(b, oldb); c = safe_add(c, oldc); d = safe_add(d, oldd); } return [a, b, c, d]; }; var obj = { /* * These are the functions you'll usually want to call. * They take string arguments and return either hex or base-64 encoded * strings. */ hexdigest: function (s) { return binl2hex(core_md5(str2binl(s), s.length * 8)); }, hash: function (s) { return binl2str(core_md5(str2binl(s), s.length * 8)); } }; return obj; })(); /* This program is distributed under the terms of the MIT license. Please see the LICENSE file for details. Copyright 2006-2008, OGG, LLC */ /* jshint undef: true, unused: true:, noarg: true, latedef: true */ /*global document, window, setTimeout, clearTimeout, console, ActiveXObject, Base64, MD5, DOMParser */ // from sha1.js /*global core_hmac_sha1, binb2str, str_hmac_sha1, str_sha1, b64_hmac_sha1*/ /** File: strophe.js * A JavaScript library for XMPP BOSH/XMPP over Websocket. * * This is the JavaScript version of the Strophe library. Since JavaScript * had no facilities for persistent TCP connections, this library uses * Bidirectional-streams Over Synchronous HTTP (BOSH) to emulate * a persistent, stateful, two-way connection to an XMPP server. More * information on BOSH can be found in XEP 124. * * This version of Strophe also works with WebSockets. * For more information on XMPP-over WebSocket see this RFC draft: * http://tools.ietf.org/html/draft-ietf-xmpp-websocket-00 */ /** PrivateFunction: Function.prototype.bind * Bind a function to an instance. * * This Function object extension method creates a bound method similar * to those in Python. This means that the 'this' object will point * to the instance you want. See * <a href='https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Function/bind'>MDC's bind() documentation</a> and * <a href='http://benjamin.smedbergs.us/blog/2007-01-03/bound-functions-and-function-imports-in-javascript/'>Bound Functions and Function Imports in JavaScript</a> * for a complete explanation. * * This extension already exists in some browsers (namely, Firefox 3), but * we provide it to support those that don't. * * Parameters: * (Object) obj - The object that will become 'this' in the bound function. * (Object) argN - An option argument that will be prepended to the * arguments given for the function call * * Returns: * The bound function. */ if (!Function.prototype.bind) { Function.prototype.bind = function (obj /*, arg1, arg2, ... */) { var func = this; var _slice = Array.prototype.slice; var _concat = Array.prototype.concat; var _args = _slice.call(arguments, 1); return function () { return func.apply(obj ? obj : this, _concat.call(_args, _slice.call(arguments, 0))); }; }; } /** PrivateFunction: Array.prototype.indexOf * Return the index of an object in an array. * * This function is not supplied by some JavaScript implementations, so * we provide it if it is missing. This code is from: * http://developer.mozilla.org/En/Core_JavaScript_1.5_Reference:Objects:Array:indexOf * * Parameters: * (Object) elt - The object to look for. * (Integer) from - The index from which to start looking. (optional). * * Returns: * The index of elt in the array or -1 if not found. */ if (!Array.prototype.indexOf) { Array.prototype.indexOf = function(elt /*, from*/) { var len = this.length; var from = Number(arguments[1]) || 0; from = (from < 0) ? Math.ceil(from) : Math.floor(from); if (from < 0) { from += len; } for (; from < len; from++) { if (from in this && this[from] === elt) { return from; } } return -1; }; } /* All of the Strophe globals are defined in this special function below so * that references to the globals become closures. This will ensure that * on page reload, these references will still be available to callbacks * that are still executing. */ (function (callback) { var Strophe; /** Function: $build * Create a Strophe.Builder. * This is an alias for 'new Strophe.Builder(name, attrs)'. * * Parameters: * (String) name - The root element name. * (Object) attrs - The attributes for the root element in object notation. * * Returns: * A new Strophe.Builder object. */ function $build(name, attrs) { return new Strophe.Builder(name, attrs); } /** Function: $msg * Create a Strophe.Builder with a <message/> element as the root. * * Parmaeters: * (Object) attrs - The <message/> element attributes in object notation. * * Returns: * A new Strophe.Builder object. */ function $msg(attrs) { return new Strophe.Builder("message", attrs); } /** Function: $iq * Create a Strophe.Builder with an <iq/> element as the root. * * Parameters: * (Object) attrs - The <iq/> element attributes in object notation. * * Returns: * A new Strophe.Builder object. */ function $iq(attrs) { return new Strophe.Builder("iq", attrs); } /** Function: $pres * Create a Strophe.Builder with a <presence/> element as the root. * * Parameters: * (Object) attrs - The <presence/> element attributes in object notation. * * Returns: * A new Strophe.Builder object. */ function $pres(attrs) { return new Strophe.Builder("presence", attrs); } /** Class: Strophe * An object container for all Strophe library functions. * * This class is just a container for all the objects and constants * used in the library. It is not meant to be instantiated, but to * provide a namespace for library objects, constants, and functions. */ Strophe = { /** Constant: VERSION * The version of the Strophe library. Unreleased builds will have * a version of head-HASH where HASH is a partial revision. */ VERSION: "1.1.3", /** Constants: XMPP Namespace Constants * Common namespace constants from the XMPP RFCs and XEPs. * * NS.HTTPBIND - HTTP BIND namespace from XEP 124. * NS.BOSH - BOSH namespace from XEP 206. * NS.CLIENT - Main XMPP client namespace. * NS.AUTH - Legacy authentication namespace. * NS.ROSTER - Roster operations namespace. * NS.PROFILE - Profile namespace. * NS.DISCO_INFO - Service discovery info namespace from XEP 30. * NS.DISCO_ITEMS - Service discovery items namespace from XEP 30. * NS.MUC - Multi-User Chat namespace from XEP 45. * NS.SASL - XMPP SASL namespace from RFC 3920. * NS.STREAM - XMPP Streams namespace from RFC 3920. * NS.BIND - XMPP Binding namespace from RFC 3920. * NS.SESSION - XMPP Session namespace from RFC 3920. * NS.XHTML_IM - XHTML-IM namespace from XEP 71. * NS.XHTML - XHTML body namespace from XEP 71. */ NS: { HTTPBIND: "http://jabber.org/protocol/httpbind", BOSH: "urn:xmpp:xbosh", CLIENT: "jabber:client", AUTH: "jabber:iq:auth", ROSTER: "jabber:iq:roster", PROFILE: "jabber:iq:profile", DISCO_INFO: "http://jabber.org/protocol/disco#info", DISCO_ITEMS: "http://jabber.org/protocol/disco#items", MUC: "http://jabber.org/protocol/muc", SASL: "urn:ietf:params:xml:ns:xmpp-sasl", STREAM: "http://etherx.jabber.org/streams", BIND: "urn:ietf:params:xml:ns:xmpp-bind", SESSION: "urn:ietf:params:xml:ns:xmpp-session", VERSION: "jabber:iq:version", STANZAS: "urn:ietf:params:xml:ns:xmpp-stanzas", XHTML_IM: "http://jabber.org/protocol/xhtml-im", XHTML: "http://www.w3.org/1999/xhtml" }, /** Constants: XHTML_IM Namespace * contains allowed tags, tag attributes, and css properties. * Used in the createHtml function to filter incoming html into the allowed XHTML-IM subset. * See http://xmpp.org/extensions/xep-0071.html#profile-summary for the list of recommended * allowed tags and their attributes. */ XHTML: { tags: ['a','blockquote','br','cite','em','img','li','ol','p','span','strong','ul','body'], attributes: { 'a': ['href'], 'blockquote': ['style'], 'br': [], 'cite': ['style'], 'em': [], 'img': ['src', 'alt', 'style', 'height', 'width'], 'li': ['style'], 'ol': ['style'], 'p': ['style'], 'span': ['style'], 'strong': [], 'ul': ['style'], 'body': [] }, css: ['background-color','color','font-family','font-size','font-style','font-weight','margin-left','margin-right','text-align','text-decoration'], validTag: function(tag) { for(var i = 0; i < Strophe.XHTML.tags.length; i++) { if(tag == Strophe.XHTML.tags[i]) { return true; } } return false; }, validAttribute: function(tag, attribute) { if(typeof Strophe.XHTML.attributes[tag] !== 'undefined' && Strophe.XHTML.attributes[tag].length > 0) { for(var i = 0; i < Strophe.XHTML.attributes[tag].length; i++) { if(attribute == Strophe.XHTML.attributes[tag][i]) { return true; } } } return false; }, validCSS: function(style) { for(var i = 0; i < Strophe.XHTML.css.length; i++) { if(style == Strophe.XHTML.css[i]) { return true; } } return false; } }, /** Constants: Connection Status Constants * Connection status constants for use by the connection handler * callback. * * Status.ERROR - An error has occurred * Status.CONNECTING - The connection is currently being made * Status.CONNFAIL - The connection attempt failed * Status.AUTHENTICATING - The connection is authenticating * Status.AUTHFAIL - The authentication attempt failed * Status.CONNECTED - The connection has succeeded * Status.DISCONNECTED - The connection has been terminated * Status.DISCONNECTING - The connection is currently being terminated * Status.ATTACHED - The connection has been attached */ Status: { ERROR: 0, CONNECTING: 1, CONNFAIL: 2, AUTHENTICATING: 3, AUTHFAIL: 4, CONNECTED: 5, DISCONNECTED: 6, DISCONNECTING: 7, ATTACHED: 8 }, /** Constants: Log Level Constants * Logging level indicators. * * LogLevel.DEBUG - Debug output * LogLevel.INFO - Informational output * LogLevel.WARN - Warnings * LogLevel.ERROR - Errors * LogLevel.FATAL - Fatal errors */ LogLevel: { DEBUG: 0, INFO: 1, WARN: 2, ERROR: 3, FATAL: 4 }, /** PrivateConstants: DOM Element Type Constants * DOM element types. * * ElementType.NORMAL - Normal element. * ElementType.TEXT - Text data element. * ElementType.FRAGMENT - XHTML fragment element. */ ElementType: { NORMAL: 1, TEXT: 3, CDATA: 4, FRAGMENT: 11 }, /** PrivateConstants: Timeout Values * Timeout values for error states. These values are in seconds. * These should not be changed unless you know exactly what you are * doing. * * TIMEOUT - Timeout multiplier. A waiting request will be considered * failed after Math.floor(TIMEOUT * wait) seconds have elapsed. * This defaults to 1.1, and with default wait, 66 seconds. * SECONDARY_TIMEOUT - Secondary timeout multiplier. In cases where * Strophe can detect early failure, it will consider the request * failed if it doesn't return after * Math.floor(SECONDARY_TIMEOUT * wait) seconds have elapsed. * This defaults to 0.1, and with default wait, 6 seconds. */ TIMEOUT: 1.1, SECONDARY_TIMEOUT: 0.1, /** Function: addNamespace * This function is used to extend the current namespaces in * Strophe.NS. It takes a key and a value with the key being the * name of the new namespace, with its actual value. * For example: * Strophe.addNamespace('PUBSUB', "http://jabber.org/protocol/pubsub"); * * Parameters: * (String) name - The name under which the namespace will be * referenced under Strophe.NS * (String) value - The actual namespace. */ addNamespace: function (name, value) { Strophe.NS[name] = value; }, /** Function: forEachChild * Map a function over some or all child elements of a given element. * * This is a small convenience function for mapping a function over * some or all of the children of an element. If elemName is null, all * children will be passed to the function, otherwise only children * whose tag names match elemName will be passed. * * Parameters: * (XMLElement) elem - The element to operate on. * (String) elemName - The child element tag name filter. * (Function) func - The function to apply to each child. This * function should take a single argument, a DOM element. */ forEachChild: function (elem, elemName, func) { var i, childNode; for (i = 0; i < elem.childNodes.length; i++) { childNode = elem.childNodes[i]; if (childNode.nodeType == Strophe.ElementType.NORMAL && (!elemName || this.isTagEqual(childNode, elemName))) { func(childNode); } } }, /** Function: isTagEqual * Compare an element's tag name with a string. * * This function is case insensitive. * * Parameters: * (XMLElement) el - A DOM element. * (String) name - The element name. * * Returns: * true if the element's tag name matches _el_, and false * otherwise. */ isTagEqual: function (el, name) { return el.tagName.toLowerCase() == name.toLowerCase(); }, /** PrivateVariable: _xmlGenerator * _Private_ variable that caches a DOM document to * generate elements. */ _xmlGenerator: null, /** PrivateFunction: _makeGenerator * _Private_ function that creates a dummy XML DOM document to serve as * an element and text node generator. */ _makeGenerator: function () { var doc; // IE9 does implement createDocument(); however, using it will cause the browser to leak memory on page unload. // Here, we test for presence of createDocument() plus IE's proprietary documentMode attribute, which would be // less than 10 in the case of IE9 and below. if (document.implementation.createDocument === undefined || document.implementation.createDocument && document.documentMode && document.documentMode < 10) { doc = this._getIEXmlDom(); doc.appendChild(doc.createElement('strophe')); } else { doc = document.implementation .createDocument('jabber:client', 'strophe', null); } return doc; }, /** Function: xmlGenerator * Get the DOM document to generate elements. * * Returns: * The currently used DOM document. */ xmlGenerator: function () { if (!Strophe._xmlGenerator) { Strophe._xmlGenerator = Strophe._makeGenerator(); } return Strophe._xmlGenerator; }, /** PrivateFunction: _getIEXmlDom * Gets IE xml doc object * * Returns: * A Microsoft XML DOM Object * See Also: * http://msdn.microsoft.com/en-us/library/ms757837%28VS.85%29.aspx */ _getIEXmlDom : function() { var doc = null; var docStrings = [ "Msxml2.DOMDocument.6.0", "Msxml2.DOMDocument.5.0", "Msxml2.DOMDocument.4.0", "MSXML2.DOMDocument.3.0", "MSXML2.DOMDocument", "MSXML.DOMDocument", "Microsoft.XMLDOM" ]; for (var d = 0; d < docStrings.length; d++) { if (doc === null) { try { doc = new ActiveXObject(docStrings[d]); } catch (e) { doc = null; } } else { break; } } return doc; }, /** Function: xmlElement * Create an XML DOM element. * * This function creates an XML DOM element correctly across all * implementations. Note that these are not HTML DOM elements, which * aren't appropriate for XMPP stanzas. * * Parameters: * (String) name - The name for the element. * (Array|Object) attrs - An optional array or object containing * key/value pairs to use as element attributes. The object should * be in the format {'key': 'value'} or {key: 'value'}. The array * should have the format [['key1', 'value1'], ['key2', 'value2']]. * (String) text - The text child data for the element. * * Returns: * A new XML DOM element. */ xmlElement: function (name) { if (!name) { return null; } var node = Strophe.xmlGenerator().createElement(name); // FIXME: this should throw errors if args are the wrong type or // there are more than two optional args var a, i, k; for (a = 1; a < arguments.length; a++) { if (!arguments[a]) { continue; } if (typeof(arguments[a]) == "string" || typeof(arguments[a]) == "number") { node.appendChild(Strophe.xmlTextNode(arguments[a])); } else if (typeof(arguments[a]) == "object" && typeof(arguments[a].sort) == "function") { for (i = 0; i < arguments[a].length; i++) { if (typeof(arguments[a][i]) == "object" && typeof(arguments[a][i].sort) == "function") { node.setAttribute(arguments[a][i][0], arguments[a][i][1]); } } } else if (typeof(arguments[a]) == "object") { for (k in arguments[a]) { if (arguments[a].hasOwnProperty(k)) { node.setAttribute(k, arguments[a][k]); } } } } return node; }, /* Function: xmlescape * Excapes invalid xml characters. * * Parameters: * (String) text - text to escape. * * Returns: * Escaped text. */ xmlescape: function(text) { text = text.replace(/\&/g, "&"); text = text.replace(/</g, "<"); text = text.replace(/>/g, ">"); text = text.replace(/'/g, "'"); text = text.replace(/"/g, """); return text; }, /** Function: xmlTextNode * Creates an XML DOM text node. * * Provides a cross implementation version of document.createTextNode. * * Parameters: * (String) text - The content of the text node. * * Returns: * A new XML DOM text node. */ xmlTextNode: function (text) { return Strophe.xmlGenerator().createTextNode(text); }, /** Function: xmlHtmlNode * Creates an XML DOM html node. * * Parameters: * (String) html - The content of the html node. * * Returns: * A new XML DOM text node. */ xmlHtmlNode: function (html) { var node; //ensure text is escaped if (window.DOMParser) { var parser = new DOMParser(); node = parser.parseFromString(html, "text/xml"); } else { node = new ActiveXObject("Microsoft.XMLDOM"); node.async="false"; node.loadXML(html); } return node; }, /** Function: getText * Get the concatenation of all text children of an element. * * Parameters: * (XMLElement) elem - A DOM element. * * Returns: * A String with the concatenated text of all text element children. */ getText: function (elem) { if (!elem) { return null; } var str = ""; if (elem.childNodes.length === 0 && elem.nodeType == Strophe.ElementType.TEXT) { str += elem.nodeValue; } for (var i = 0; i < elem.childNodes.length; i++) { if (elem.childNodes[i].nodeType == Strophe.ElementType.TEXT) { str += elem.childNodes[i].nodeValue; } } return Strophe.xmlescape(str); }, /** Function: copyElement * Copy an XML DOM element. * * This function copies a DOM element and all its descendants and returns * the new copy. * * Parameters: * (XMLElement) elem - A DOM element. * * Returns: * A new, copied DOM element tree. */ copyElement: function (elem) { var i, el; if (elem.nodeType == Strophe.ElementType.NORMAL) { el = Strophe.xmlElement(elem.tagName); for (i = 0; i < elem.attributes.length; i++) { el.setAttribute(elem.attributes[i].nodeName.toLowerCase(), elem.attributes[i].value); } for (i = 0; i < elem.childNodes.length; i++) { el.appendChild(Strophe.copyElement(elem.childNodes[i])); } } else if (elem.nodeType == Strophe.ElementType.TEXT) { el = Strophe.xmlGenerator().createTextNode(elem.nodeValue); } return el; }, /** Function: createHtml * Copy an HTML DOM element into an XML DOM. * * This function copies a DOM element and all its descendants and returns * the new copy. * * Parameters: * (HTMLElement) elem - A DOM element. * * Returns: * A new, copied DOM element tree. */ createHtml: function (elem) { var i, el, j, tag, attribute, value, css, cssAttrs, attr, cssName, cssValue; if (elem.nodeType == Strophe.ElementType.NORMAL) { tag = elem.nodeName.toLowerCase(); if(Strophe.XHTML.validTag(tag)) { try { el = Strophe.xmlElement(tag); for(i = 0; i < Strophe.XHTML.attributes[tag].length; i++) { attribute = Strophe.XHTML.attributes[tag][i]; value = elem.getAttribute(attribute); if(typeof value == 'undefined' || value === null || value === '' || value === false || value === 0) { continue; } if(attribute == 'style' && typeof value == 'object') { if(typeof value.cssText != 'undefined') { value = value.cssText; // we're dealing with IE, need to get CSS out } } // filter out invalid css styles if(attribute == 'style') { css = []; cssAttrs = value.split(';'); for(j = 0; j < cssAttrs.length; j++) { attr = cssAttrs[j].split(':'); cssName = attr[0].replace(/^\s*/, "").replace(/\s*$/, "").toLowerCase(); if(Strophe.XHTML.validCSS(cssName)) { cssValue = attr[1].replace(/^\s*/, "").replace(/\s*$/, ""); css.push(cssName + ': ' + cssValue); } } if(css.length > 0) { value = css.join('; '); el.setAttribute(attribute, value); } } else { el.setAttribute(attribute, value); } } for (i = 0; i < elem.childNodes.length; i++) { el.appendChild(Strophe.createHtml(elem.childNodes[i])); } } catch(e) { // invalid elements el = Strophe.xmlTextNode(''); } } else { el = Strophe.xmlGenerator().createDocumentFragment(); for (i = 0; i < elem.childNodes.length; i++) { el.appendChild(Strophe.createHtml(elem.childNodes[i])); } } } else if (elem.nodeType == Strophe.ElementType.FRAGMENT) { el = Strophe.xmlGenerator().createDocumentFragment(); for (i = 0; i < elem.childNodes.length; i++) { el.appendChild(Strophe.createHtml(elem.childNodes[i])); } } else if (elem.nodeType == Strophe.ElementType.TEXT) { el = Strophe.xmlTextNode(elem.nodeValue); } return el; }, /** Function: escapeNode * Escape the node part (also called local part) of a JID. * * Parameters: * (String) node - A node (or local part). * * Returns: * An escaped node (or local part). */ escapeNode: function (node) { return node.replace(/^\s+|\s+$/g, '') .replace(/\\/g, "\\5c") .replace(/ /g, "\\20") .replace(/\"/g, "\\22") .replace(/\&/g, "\\26") .replace(/\'/g, "\\27") .replace(/\//g, "\\2f") .replace(/:/g, "\\3a") .replace(/</g, "\\3c") .replace(/>/g, "\\3e") .replace(/@/g, "\\40"); }, /** Function: unescapeNode * Unescape a node part (also called local part) of a JID. * * Parameters: * (String) node - A node (or local part). * * Returns: * An unescaped node (or local part). */ unescapeNode: function (node) { return node.replace(/\\20/g, " ") .replace(/\\22/g, '"') .replace(/\\26/g, "&") .replace(/\\27/g, "'") .replace(/\\2f/g, "/") .replace(/\\3a/g, ":") .replace(/\\3c/g, "<") .replace(/\\3e/g, ">") .replace(/\\40/g, "@") .replace(/\\5c/g, "\\"); }, /** Function: getNodeFromJid * Get the node portion of a JID String. * * Parameters: * (String) jid - A JID. * * Returns: * A String containing the node. */ getNodeFromJid: function (jid) { if (jid.indexOf("@") < 0) { return null; } return jid.split("@")[0]; }, /** Function: getDomainFromJid * Get the domain portion of a JID String. * * Parameters: * (String) jid - A JID. * * Returns: * A String containing the domain. */ getDomainFromJid: function (jid) { var bare = Strophe.getBareJidFromJid(jid); if (bare.indexOf("@") < 0) { return bare; } else { var parts = bare.split("@"); parts.splice(0, 1); return parts.join('@'); } }, /** Function: getResourceFromJid * Get the resource portion of a JID String. * * Parameters: * (String) jid - A JID. * * Returns: * A String containing the resource. */ getResourceFromJid: function (jid) { var s = jid.split("/"); if (s.length < 2) { return null; } s.splice(0, 1); return s.join('/'); }, /** Function: getBareJidFromJid * Get the bare JID from a JID String. * * Parameters: * (String) jid - A JID. * * Returns: * A String containing the bare JID. */ getBareJidFromJid: function (jid) { return jid ? jid.split("/")[0] : null; }, /** Function: log * User overrideable logging function. * * This function is called whenever the Strophe library calls any * of the logging functions. The default implementation of this * function does nothing. If client code wishes to handle the logging * messages, it should override this with * > Strophe.log = function (level, msg) { * > (user code here) * > }; * * Please note that data sent and received over the wire is logged * via Strophe.Connection.rawInput() and Strophe.Connection.rawOutput(). * * The different levels and their meanings are * * DEBUG - Messages useful for debugging purposes. * INFO - Informational messages. This is mostly information like * 'disconnect was called' or 'SASL auth succeeded'. * WARN - Warnings about potential problems. This is mostly used * to report transient connection errors like request timeouts. * ERROR - Some error occurred. * FATAL - A non-recoverable fatal error occurred. * * Parameters: * (Integer) level - The log level of the log message. This will * be one of the values in Strophe.LogLevel. * (String) msg - The log message. */ /* jshint ignore:start */ log: function (level, msg) { return; }, /* jshint ignore:end */ /** Function: debug * Log a message at the Strophe.LogLevel.DEBUG level. * * Parameters: * (String) msg - The log message. */ debug: function(msg) { this.log(this.LogLevel.DEBUG, msg); }, /** Function: info * Log a message at the Strophe.LogLevel.INFO level. * * Parameters: * (String) msg - The log message. */ info: function (msg) { this.log(this.LogLevel.INFO, msg); }, /** Function: warn * Log a message at the Strophe.LogLevel.WARN level. * * Parameters: * (String) msg - The log message. */ warn: function (msg) { this.log(this.LogLevel.WARN, msg); }, /** Function: error * Log a message at the Strophe.LogLevel.ERROR level. * * Parameters: * (String) msg - The log message. */ error: function (msg) { this.log(this.LogLevel.ERROR, msg); }, /** Function: fatal * Log a message at the Strophe.LogLevel.FATAL level. * * Parameters: * (String) msg - The log message. */ fatal: function (msg) { this.log(this.LogLevel.FATAL, msg); }, /** Function: serialize * Render a DOM element and all descendants to a String. * * Parameters: * (XMLElement) elem - A DOM element. * * Returns: * The serialized element tree as a String. */ serialize: function (elem) { var result; if (!elem) { return null; } if (typeof(elem.tree) === "function") { elem = elem.tree(); } var nodeName = elem.nodeName; var i, child; if (elem.getAttribute("_realname")) { nodeName = elem.getAttribute("_realname"); } result = "<" + nodeName; for (i = 0; i < elem.attributes.length; i++) { if(elem.attributes[i].nodeName != "_realname") { result += " " + elem.attributes[i].nodeName.toLowerCase() + "='" + elem.attributes[i].value .replace(/&/g, "&") .replace(/\'/g, "'") .replace(/>/g, ">") .replace(/</g, "<") + "'"; } } if (elem.childNodes.length > 0) { result += ">"; for (i = 0; i < elem.childNodes.length; i++) { child = elem.childNodes[i]; switch( child.nodeType ){ case Strophe.ElementType.NORMAL: // normal element, so recurse result += Strophe.serialize(child); break; case Strophe.ElementType.TEXT: // text element to escape values result += Strophe.xmlescape(child.nodeValue); break; case Strophe.ElementType.CDATA: // cdata section so don't escape values result += "<![CDATA["+child.nodeValue+"]]>"; } } result += "</" + nodeName + ">"; } else { result += "/>"; } return result; }, /** PrivateVariable: _requestId * _Private_ variable that keeps track of the request ids for * connections. */ _requestId: 0, /** PrivateVariable: Strophe.connectionPlugins * _Private_ variable Used to store plugin names that need * initialization on Strophe.Connection construction. */ _connectionPlugins: {}, /** Function: addConnectionPlugin * Extends the Strophe.Connection object with the given plugin. * * Parameters: * (String) name - The name of the extension. * (Object) ptype - The plugin's prototype. */ addConnectionPlugin: function (name, ptype) { Strophe._connectionPlugins[name] = ptype; } }; /** Class: Strophe.Builder * XML DOM builder. * * This object provides an interface similar to JQuery but for building * DOM element easily and rapidly. All the functions except for toString() * and tree() return the object, so calls can be chained. Here's an * example using the $iq() builder helper. * > $iq({to: 'you', from: 'me', type: 'get', id: '1'}) * > .c('query', {xmlns: 'strophe:example'}) * > .c('example') * > .toString() * The above generates this XML fragment * > <iq to='you' from='me' type='get' id='1'> * > <query xmlns='strophe:example'> * > <example/> * > </query> * > </iq> * The corresponding DOM manipulations to get a similar fragment would be * a lot more tedious and probably involve several helper variables. * * Since adding children makes new operations operate on the child, up() * is provided to traverse up the tree. To add two children, do * > builder.c('child1', ...).up().c('child2', ...) * The next operation on the Builder will be relative to the second child. */ /** Constructor: Strophe.Builder * Create a Strophe.Builder object. * * The attributes should be passed in object notation. For example * > var b = new Builder('message', {to: 'you', from: 'me'}); * or * > var b = new Builder('messsage', {'xml:lang': 'en'}); * * Parameters: * (String) name - The name of the root element. * (Object) attrs - The attributes for the root element in object notation. * * Returns: * A new Strophe.Builder. */ Strophe.Builder = function (name, attrs) { // Set correct namespace for jabber:client elements if (name == "presence" || name == "message" || name == "iq") { if (attrs && !attrs.xmlns) { attrs.xmlns = Strophe.NS.CLIENT; } else if (!attrs) { attrs = {xmlns: Strophe.NS.CLIENT}; } } // Holds the tree being built. this.nodeTree = Strophe.xmlElement(name, attrs); // Points to the current operation node. this.node = this.nodeTree; }; Strophe.Builder.prototype = { /** Function: tree * Return the DOM tree. * * This function returns the current DOM tree as an element object. This * is suitable for passing to functions like Strophe.Connection.send(). * * Returns: * The DOM tree as a element object. */ tree: function () { return this.nodeTree; }, /** Function: toString * Serialize the DOM tree to a String. * * This function returns a string serialization of the current DOM * tree. It is often used internally to pass data to a * Strophe.Request object. * * Returns: * The serialized DOM tree in a String. */ toString: function () { return Strophe.serialize(this.nodeTree); }, /** Function: up * Make the current parent element the new current element. * * This function is often used after c() to traverse back up the tree. * For example, to add two children to the same element * > builder.c('child1', {}).up().c('child2', {}); * * Returns: * The Stophe.Builder object. */ up: function () { this.node = this.node.parentNode; return this; }, /** Function: attrs * Add or modify attributes of the current element. * * The attributes should be passed in object notation. This function * does not move the current element pointer. * * Parameters: * (Object) moreattrs - The attributes to add/modify in object notation. * * Returns: * The Strophe.Builder object. */ attrs: function (moreattrs) { for (var k in moreattrs) { if (moreattrs.hasOwnProperty(k)) { this.node.setAttribute(k, moreattrs[k]); } } return this; }, /** Function: c * Add a child to the current element and make it the new current * element. * * This function moves the current element pointer to the child, * unless text is provided. If you need to add another child, it * is necessary to use up() to go back to the parent in the tree. * * Parameters: * (String) name - The name of the child. * (Object) attrs - The attributes of the child in object notation. * (String) text - The text to add to the child. * * Returns: * The Strophe.Builder object. */ c: function (name, attrs, text) { var child = Strophe.xmlElement(name, attrs, text); this.node.appendChild(child); if (!text) { this.node = child; } return this; }, /** Function: cnode * Add a child to the current element and make it the new current * element. * * This function is the same as c() except that instead of using a * name and an attributes object to create the child it uses an * existing DOM element object. * * Parameters: * (XMLElement) elem - A DOM element. * * Returns: * The Strophe.Builder object. */ cnode: function (elem) { var impNode; var xmlGen = Strophe.xmlGenerator(); try { impNode = (xmlGen.importNode !== undefined); } catch (e) { impNode = false; } var newElem = impNode ? xmlGen.importNode(elem, true) : Strophe.copyElement(elem); this.node.appendChild(newElem); this.node = newElem; return this; }, /** Function: t * Add a child text element. * * This *does not* make the child the new current element since there * are no children of text elements. * * Parameters: * (String) text - The text data to append to the current element. * * Returns: * The Strophe.Builder object. */ t: function (text) { var child = Strophe.xmlTextNode(text); this.node.appendChild(child); return this; }, /** Function: h * Replace current element contents with the HTML passed in. * * This *does not* make the child the new current element * * Parameters: * (String) html - The html to insert as contents of current element. * * Returns: * The Strophe.Builder object. */ h: function (html) { var fragment = document.createElement('body'); // force the browser to try and fix any invalid HTML tags fragment.innerHTML = html; // copy cleaned html into an xml dom var xhtml = Strophe.createHtml(fragment); while(xhtml.childNodes.length > 0) { this.node.appendChild(xhtml.childNodes[0]); } return this; } }; /** PrivateClass: Strophe.Handler * _Private_ helper class for managing stanza handlers. * * A Strophe.Handler encapsulates a user provided callback function to be * executed when matching stanzas are received by the connection. * Handlers can be either one-off or persistant depending on their * return value. Returning true will cause a Handler to remain active, and * returning false will remove the Handler. * * Users will not use Strophe.Handler objects directly, but instead they * will use Strophe.Connection.addHandler() and * Strophe.Connection.deleteHandler(). */ /** PrivateConstructor: Strophe.Handler * Create and initialize a new Strophe.Handler. * * Parameters: * (Function) handler - A function to be executed when the handler is run. * (String) ns - The namespace to match. * (String) name - The element name to match. * (String) type - The element type to match. * (String) id - The element id attribute to match. * (String) from - The element from attribute to match. * (Object) options - Handler options * * Returns: * A new Strophe.Handler object. */ Strophe.Handler = function (handler, ns, name, type, id, from, options) { this.handler = handler; this.ns = ns; this.name = name; this.type = type; this.id = id; this.options = options || {matchBare: false}; // default matchBare to false if undefined if (!this.options.matchBare) { this.options.matchBare = false; } if (this.options.matchBare) { this.from = from ? Strophe.getBareJidFromJid(from) : null; } else { this.from = from; } // whether the handler is a user handler or a system handler this.user = true; }; Strophe.Handler.prototype = { /** PrivateFunction: isMatch * Tests if a stanza matches the Strophe.Handler. * * Parameters: * (XMLElement) elem - The XML element to test. * * Returns: * true if the stanza matches and false otherwise. */ isMatch: function (elem) { var nsMatch; var from = null; if (this.options.matchBare) { from = Strophe.getBareJidFromJid(elem.getAttribute('from')); } else { from = elem.getAttribute('from'); } nsMatch = false; if (!this.ns) { nsMatch = true; } else { var that = this; Strophe.forEachChild(elem, null, function (elem) { if (elem.getAttribute("xmlns") == that.ns) { nsMatch = true; } }); nsMatch = nsMatch || elem.getAttribute("xmlns") == this.ns; } if (nsMatch && (!this.name || Strophe.isTagEqual(elem, this.name)) && (!this.type || elem.getAttribute("type") == this.type) && (!this.id || elem.getAttribute("id") == this.id) && (!this.from || from == this.from)) { return true; } return false; }, /** PrivateFunction: run * Run the callback on a matching stanza. * * Parameters: * (XMLElement) elem - The DOM element that triggered the * Strophe.Handler. * * Returns: * A boolean indicating if the handler should remain active. */ run: function (elem) { var result = null; try { result = this.handler(elem); } catch (e) { if (e.sourceURL) { Strophe.fatal("error: " + this.handler + " " + e.sourceURL + ":" + e.line + " - " + e.name + ": " + e.message); } else if (e.fileName) { if (typeof(console) != "undefined") { console.trace(); console.error(this.handler, " - error - ", e, e.message); } Strophe.fatal("error: " + this.handler + " " + e.fileName + ":" + e.lineNumber + " - " + e.name + ": " + e.message); } else { Strophe.fatal("error: " + e.message + "\n" + e.stack); } throw e; } return result; }, /** PrivateFunction: toString * Get a String representation of the Strophe.Handler object. * * Returns: * A String. */ toString: function () { return "{Handler: " + this.handler + "(" + this.name + "," + this.id + "," + this.ns + ")}"; } }; /** PrivateClass: Strophe.TimedHandler * _Private_ helper class for managing timed handlers. * * A Strophe.TimedHandler encapsulates a user provided callback that * should be called after a certain period of time or at regular * intervals. The return value of the callback determines whether the * Strophe.TimedHandler will continue to fire. * * Users will not use Strophe.TimedHandler objects directly, but instead * they will use Strophe.Connection.addTimedHandler() and * Strophe.Connection.deleteTimedHandler(). */ /** PrivateConstructor: Strophe.TimedHandler * Create and initialize a new Strophe.TimedHandler object. * * Parameters: * (Integer) period - The number of milliseconds to wait before the * handler is called. * (Function) handler - The callback to run when the handler fires. This * function should take no arguments. * * Returns: * A new Strophe.TimedHandler object. */ Strophe.TimedHandler = function (period, handler) { this.period = period; this.handler = handler; this.lastCalled = new Date().getTime(); this.user = true; }; Strophe.TimedHandler.prototype = { /** PrivateFunction: run * Run the callback for the Strophe.TimedHandler. * * Returns: * true if the Strophe.TimedHandler should be called again, and false * otherwise. */ run: function () { this.lastCalled = new Date().getTime(); return this.handler(); }, /** PrivateFunction: reset * Reset the last called time for the Strophe.TimedHandler. */ reset: function () { this.lastCalled = new Date().getTime(); }, /** PrivateFunction: toString * Get a string representation of the Strophe.TimedHandler object. * * Returns: * The string representation. */ toString: function () { return "{TimedHandler: " + this.handler + "(" + this.period +")}"; } }; /** Class: Strophe.Connection * XMPP Connection manager. * * This class is the main part of Strophe. It manages a BOSH connection * to an XMPP server and dispatches events to the user callbacks as * data arrives. It supports SASL PLAIN, SASL DIGEST-MD5, SASL SCRAM-SHA1 * and legacy authentication. * * After creating a Strophe.Connection object, the user will typically * call connect() with a user supplied callback to handle connection level * events like authentication failure, disconnection, or connection * complete. * * The user will also have several event handlers defined by using * addHandler() and addTimedHandler(). These will allow the user code to * respond to interesting stanzas or do something periodically with the * connection. These handlers will be active once authentication is * finished. * * To send data to the connection, use send(). */ /** Constructor: Strophe.Connection * Create and initialize a Strophe.Connection object. * * The transport-protocol for this connection will be chosen automatically * based on the given service parameter. URLs starting with "ws://" or * "wss://" will use WebSockets, URLs starting with "http://", "https://" * or without a protocol will use BOSH. * * To make Strophe connect to the current host you can leave out the protocol * and host part and just pass the path, e.g. * * > var conn = new Strophe.Connection("/http-bind/"); * * WebSocket options: * * If you want to connect to the current host with a WebSocket connection you * can tell Strophe to use WebSockets through a "protocol" attribute in the * optional options parameter. Valid values are "ws" for WebSocket and "wss" * for Secure WebSocket. * So to connect to "wss://CURRENT_HOSTNAME/xmpp-websocket" you would call * * > var conn = new Strophe.Connection("/xmpp-websocket/", {protocol: "wss"}); * * Note that relative URLs _NOT_ starting with a "/" will also include the path * of the current site. * * Also because downgrading security is not permitted by browsers, when using * relative URLs both BOSH and WebSocket connections will use their secure * variants if the current connection to the site is also secure (https). * * BOSH options: * * by adding "sync" to the options, you can control if requests will * be made synchronously or not. The default behaviour is asynchronous. * If you want to make requests synchronous, make "sync" evaluate to true: * > var conn = new Strophe.Connection("/http-bind/", {sync: true}); * You can also toggle this on an already established connection: * > conn.options.sync = true; * * * Parameters: * (String) service - The BOSH or WebSocket service URL. * (Object) options - A hash of configuration options * * Returns: * A new Strophe.Connection object. */ Strophe.Connection = function (service, options) { // The service URL this.service = service; // Configuration options this.options = options || {}; var proto = this.options.protocol || ""; // Select protocal based on service or options if (service.indexOf("ws:") === 0 || service.indexOf("wss:") === 0 || proto.indexOf("ws") === 0) { this._proto = new Strophe.Websocket(this); } else { this._proto = new Strophe.Bosh(this); } /* The connected JID. */ this.jid = ""; /* the JIDs domain */ this.domain = null; /* stream:features */ this.features = null; // SASL this._sasl_data = {}; this.do_session = false; this.do_bind = false; // handler lists this.timedHandlers = []; this.handlers = []; this.removeTimeds = []; this.removeHandlers = []; this.addTimeds = []; this.addHandlers = []; this._authentication = {}; this._idleTimeout = null; this._disconnectTimeout = null; this.do_authentication = true; this.authenticated = false; this.disconnecting = false; this.connected = false; this.errors = 0; this.paused = false; this._data = []; this._uniqueId = 0; this._sasl_success_handler = null; this._sasl_failure_handler = null; this._sasl_challenge_handler = null; // Max retries before disconnecting this.maxRetries = 5; // setup onIdle callback every 1/10th of a second this._idleTimeout = setTimeout(this._onIdle.bind(this), 100); // initialize plugins for (var k in Strophe._connectionPlugins) { if (Strophe._connectionPlugins.hasOwnProperty(k)) { var ptype = Strophe._connectionPlugins[k]; // jslint complaints about the below line, but this is fine var F = function () {}; // jshint ignore:line F.prototype = ptype; this[k] = new F(); this[k].init(this); } } }; Strophe.Connection.prototype = { /** Function: reset * Reset the connection. * * This function should be called after a connection is disconnected * before that connection is reused. */ reset: function () { this._proto._reset(); // SASL this.do_session = false; this.do_bind = false; // handler lists this.timedHandlers = []; this.handlers = []; this.removeTimeds = []; this.removeHandlers = []; this.addTimeds = []; this.addHandlers = []; this._authentication = {}; this.authenticated = false; this.disconnecting = false; this.connected = false; this.errors = 0; this._requests = []; this._uniqueId = 0; }, /** Function: pause * Pause the request manager. * * This will prevent Strophe from sending any more requests to the * server. This is very useful for temporarily pausing * BOSH-Connections while a lot of send() calls are happening quickly. * This causes Strophe to send the data in a single request, saving * many request trips. */ pause: function () { this.paused = true; }, /** Function: resume * Resume the request manager. * * This resumes after pause() has been called. */ resume: function () { this.paused = false; }, /** Function: getUniqueId * Generate a unique ID for use in <iq/> elements. * * All <iq/> stanzas are required to have unique id attributes. This * function makes creating these easy. Each connection instance has * a counter which starts from zero, and the value of this counter * plus a colon followed by the suffix becomes the unique id. If no * suffix is supplied, the counter is used as the unique id. * * Suffixes are used to make debugging easier when reading the stream * data, and their use is recommended. The counter resets to 0 for * every new connection for the same reason. For connections to the * same server that authenticate the same way, all the ids should be * the same, which makes it easy to see changes. This is useful for * automated testing as well. * * Parameters: * (String) suffix - A optional suffix to append to the id. * * Returns: * A unique string to be used for the id attribute. */ getUniqueId: function (suffix) { if (typeof(suffix) == "string" || typeof(suffix) == "number") { return ++this._uniqueId + ":" + suffix; } else { return ++this._uniqueId + ""; } }, /** Function: connect * Starts the connection process. * * As the connection process proceeds, the user supplied callback will * be triggered multiple times with status updates. The callback * should take two arguments - the status code and the error condition. * * The status code will be one of the values in the Strophe.Status * constants. The error condition will be one of the conditions * defined in RFC 3920 or the condition 'strophe-parsererror'. * * The Parameters _wait_, _hold_ and _route_ are optional and only relevant * for BOSH connections. Please see XEP 124 for a more detailed explanation * of the optional parameters. * * Parameters: * (String) jid - The user's JID. This may be a bare JID, * or a full JID. If a node is not supplied, SASL ANONYMOUS * authentication will be attempted. * (String) pass - The user's password. * (Function) callback - The connect callback function. * (Integer) wait - The optional HTTPBIND wait value. This is the * time the server will wait before returning an empty result for * a request. The default setting of 60 seconds is recommended. * (Integer) hold - The optional HTTPBIND hold value. This is the * number of connections the server will hold at one time. This * should almost always be set to 1 (the default). * (String) route - The optional route value. */ connect: function (jid, pass, callback, wait, hold, route) { this.jid = jid; /** Variable: authzid * Authorization identity. */ this.authzid = Strophe.getBareJidFromJid(this.jid); /** Variable: authcid * Authentication identity (User name). */ this.authcid = Strophe.getNodeFromJid(this.jid); /** Variable: pass * Authentication identity (User password). */ this.pass = pass; /** Variable: servtype * Digest MD5 compatibility. */ this.servtype = "xmpp"; this.connect_callback = callback; this.disconnecting = false; this.connected = false; this.authenticated = false; this.errors = 0; // parse jid for domain this.domain = Strophe.getDomainFromJid(this.jid); this._changeConnectStatus(Strophe.Status.CONNECTING, null); this._proto._connect(wait, hold, route); }, /** Function: attach * Attach to an already created and authenticated BOSH session. * * This function is provided to allow Strophe to attach to BOSH * sessions which have been created externally, perhaps by a Web * application. This is often used to support auto-login type features * without putting user credentials into the page. * * Parameters: * (String) jid - The full JID that is bound by the session. * (String) sid - The SID of the BOSH session. * (String) rid - The current RID of the BOSH session. This RID * will be used by the next request. * (Function) callback The connect callback function. * (Integer) wait - The optional HTTPBIND wait value. This is the * time the server will wait before returning an empty result for * a request. The default setting of 60 seconds is recommended. * Other settings will require tweaks to the Strophe.TIMEOUT value. * (Integer) hold - The optional HTTPBIND hold value. This is the * number of connections the server will hold at one time. This * should almost always be set to 1 (the default). * (Integer) wind - The optional HTTBIND window value. This is the * allowed range of request ids that are valid. The default is 5. */ attach: function (jid, sid, rid, callback, wait, hold, wind) { this._proto._attach(jid, sid, rid, callback, wait, hold, wind); }, /** Function: xmlInput * User overrideable function that receives XML data coming into the * connection. * * The default function does nothing. User code can override this with * > Strophe.Connection.xmlInput = function (elem) { * > (user code) * > }; * * Due to limitations of current Browsers' XML-Parsers the opening and closing * <stream> tag for WebSocket-Connoctions will be passed as selfclosing here. * * BOSH-Connections will have all stanzas wrapped in a <body> tag. See * <Strophe.Bosh.strip> if you want to strip this tag. * * Parameters: * (XMLElement) elem - The XML data received by the connection. */ /* jshint unused:false */ xmlInput: function (elem) { return; }, /* jshint unused:true */ /** Function: xmlOutput * User overrideable function that receives XML data sent to the * connection. * * The default function does nothing. User code can override this with * > Strophe.Connection.xmlOutput = function (elem) { * > (user code) * > }; * * Due to limitations of current Browsers' XML-Parsers the opening and closing * <stream> tag for WebSocket-Connoctions will be passed as selfclosing here. * * BOSH-Connections will have all stanzas wrapped in a <body> tag. See * <Strophe.Bosh.strip> if you want to strip this tag. * * Parameters: * (XMLElement) elem - The XMLdata sent by the connection. */ /* jshint unused:false */ xmlOutput: function (elem) { return; }, /* jshint unused:true */ /** Function: rawInput * User overrideable function that receives raw data coming into the * connection. * * The default function does nothing. User code can override this with * > Strophe.Connection.rawInput = function (data) { * > (user code) * > }; * * Parameters: * (String) data - The data received by the connection. */ /* jshint unused:false */ rawInput: function (data) { return; }, /* jshint unused:true */ /** Function: rawOutput * User overrideable function that receives raw data sent to the * connection. * * The default function does nothing. User code can override this with * > Strophe.Connection.rawOutput = function (data) { * > (user code) * > }; * * Parameters: * (String) data - The data sent by the connection. */ /* jshint unused:false */ rawOutput: function (data) { return; }, /* jshint unused:true */ /** Function: send * Send a stanza. * * This function is called to push data onto the send queue to * go out over the wire. Whenever a request is sent to the BOSH * server, all pending data is sent and the queue is flushed. * * Parameters: * (XMLElement | * [XMLElement] | * Strophe.Builder) elem - The stanza to send. */ send: function (elem) { if (elem === null) { return ; } if (typeof(elem.sort) === "function") { for (var i = 0; i < elem.length; i++) { this._queueData(elem[i]); } } else if (typeof(elem.tree) === "function") { this._queueData(elem.tree()); } else { this._queueData(elem); } this._proto._send(); }, /** Function: flush * Immediately send any pending outgoing data. * * Normally send() queues outgoing data until the next idle period * (100ms), which optimizes network use in the common cases when * several send()s are called in succession. flush() can be used to * immediately send all pending data. */ flush: function () { // cancel the pending idle period and run the idle function // immediately clearTimeout(this._idleTimeout); this._onIdle(); }, /** Function: sendIQ * Helper function to send IQ stanzas. * * Parameters: * (XMLElement) elem - The stanza to send. * (Function) callback - The callback function for a successful request. * (Function) errback - The callback function for a failed or timed * out request. On timeout, the stanza will be null. * (Integer) timeout - The time specified in milliseconds for a * timeout to occur. * * Returns: * The id used to send the IQ. */ sendIQ: function(elem, callback, errback, timeout) { var timeoutHandler = null; var that = this; if (typeof(elem.tree) === "function") { elem = elem.tree(); } var id = elem.getAttribute('id'); // inject id if not found if (!id) { id = this.getUniqueId("sendIQ"); elem.setAttribute("id", id); } var handler = this.addHandler(function (stanza) { // remove timeout handler if there is one if (timeoutHandler) { that.deleteTimedHandler(timeoutHandler); } var iqtype = stanza.getAttribute('type'); if (iqtype == 'result') { if (callback) { callback(stanza); } } else if (iqtype == 'error') { if (errback) { errback(stanza); } } else { throw { name: "StropheError", message: "Got bad IQ type of " + iqtype }; } }, null, 'iq', null, id); // if timeout specified, setup timeout handler. if (timeout) { timeoutHandler = this.addTimedHandler(timeout, function () { // get rid of normal handler that.deleteHandler(handler); // call errback on timeout with null stanza if (errback) { errback(null); } return false; }); } this.send(elem); return id; }, /** PrivateFunction: _queueData * Queue outgoing data for later sending. Also ensures that the data * is a DOMElement. */ _queueData: function (element) { if (element === null || !element.tagName || !element.childNodes) { throw { name: "StropheError", message: "Cannot queue non-DOMElement." }; } this._data.push(element); }, /** PrivateFunction: _sendRestart * Send an xmpp:restart stanza. */ _sendRestart: function () { this._data.push("restart"); this._proto._sendRestart(); this._idleTimeout = setTimeout(this._onIdle.bind(this), 100); }, /** Function: addTimedHandler * Add a timed handler to the connection. * * This function adds a timed handler. The provided handler will * be called every period milliseconds until it returns false, * the connection is terminated, or the handler is removed. Handlers * that wish to continue being invoked should return true. * * Because of method binding it is necessary to save the result of * this function if you wish to remove a handler with * deleteTimedHandler(). * * Note that user handlers are not active until authentication is * successful. * * Parameters: * (Integer) period - The period of the handler. * (Function) handler - The callback function. * * Returns: * A reference to the handler that can be used to remove it. */ addTimedHandler: function (period, handler) { var thand = new Strophe.TimedHandler(period, handler); this.addTimeds.push(thand); return thand; }, /** Function: deleteTimedHandler * Delete a timed handler for a connection. * * This function removes a timed handler from the connection. The * handRef parameter is *not* the function passed to addTimedHandler(), * but is the reference returned from addTimedHandler(). * * Parameters: * (Strophe.TimedHandler) handRef - The handler reference. */ deleteTimedHandler: function (handRef) { // this must be done in the Idle loop so that we don't change // the handlers during iteration this.removeTimeds.push(handRef); }, /** Function: addHandler * Add a stanza handler for the connection. * * This function adds a stanza handler to the connection. The * handler callback will be called for any stanza that matches * the parameters. Note that if multiple parameters are supplied, * they must all match for the handler to be invoked. * * The handler will receive the stanza that triggered it as its argument. * The handler should return true if it is to be invoked again; * returning false will remove the handler after it returns. * * As a convenience, the ns parameters applies to the top level element * and also any of its immediate children. This is primarily to make * matching /iq/query elements easy. * * The options argument contains handler matching flags that affect how * matches are determined. Currently the only flag is matchBare (a * boolean). When matchBare is true, the from parameter and the from * attribute on the stanza will be matched as bare JIDs instead of * full JIDs. To use this, pass {matchBare: true} as the value of * options. The default value for matchBare is false. * * The return value should be saved if you wish to remove the handler * with deleteHandler(). * * Parameters: * (Function) handler - The user callback. * (String) ns - The namespace to match. * (String) name - The stanza name to match. * (String) type - The stanza type attribute to match. * (String) id - The stanza id attribute to match. * (String) from - The stanza from attribute to match. * (String) options - The handler options * * Returns: * A reference to the handler that can be used to remove it. */ addHandler: function (handler, ns, name, type, id, from, options) { var hand = new Strophe.Handler(handler, ns, name, type, id, from, options); this.addHandlers.push(hand); return hand; }, /** Function: deleteHandler * Delete a stanza handler for a connection. * * This function removes a stanza handler from the connection. The * handRef parameter is *not* the function passed to addHandler(), * but is the reference returned from addHandler(). * * Parameters: * (Strophe.Handler) handRef - The handler reference. */ deleteHandler: function (handRef) { // this must be done in the Idle loop so that we don't change // the handlers during iteration this.removeHandlers.push(handRef); }, /** Function: disconnect * Start the graceful disconnection process. * * This function starts the disconnection process. This process starts * by sending unavailable presence and sending BOSH body of type * terminate. A timeout handler makes sure that disconnection happens * even if the BOSH server does not respond. * * The user supplied connection callback will be notified of the * progress as this process happens. * * Parameters: * (String) reason - The reason the disconnect is occuring. */ disconnect: function (reason) { this._changeConnectStatus(Strophe.Status.DISCONNECTING, reason); Strophe.info("Disconnect was called because: " + reason); if (this.connected) { var pres = false; this.disconnecting = true; if (this.authenticated) { pres = $pres({ xmlns: Strophe.NS.CLIENT, type: 'unavailable' }); } // setup timeout handler this._disconnectTimeout = this._addSysTimedHandler( 3000, this._onDisconnectTimeout.bind(this)); this._proto._disconnect(pres); } }, /** PrivateFunction: _changeConnectStatus * _Private_ helper function that makes sure plugins and the user's * callback are notified of connection status changes. * * Parameters: * (Integer) status - the new connection status, one of the values * in Strophe.Status * (String) condition - the error condition or null */ _changeConnectStatus: function (status, condition) { // notify all plugins listening for status changes for (var k in Strophe._connectionPlugins) { if (Strophe._connectionPlugins.hasOwnProperty(k)) { var plugin = this[k]; if (plugin.statusChanged) { try { plugin.statusChanged(status, condition); } catch (err) { Strophe.error("" + k + " plugin caused an exception " + "changing status: " + err); } } } } // notify the user's callback if (this.connect_callback) { try { this.connect_callback(status, condition); } catch (e) { Strophe.error("User connection callback caused an " + "exception: " + e); } } }, /** PrivateFunction: _doDisconnect * _Private_ function to disconnect. * * This is the last piece of the disconnection logic. This resets the * connection and alerts the user's connection callback. */ _doDisconnect: function () { // Cancel Disconnect Timeout if (this._disconnectTimeout !== null) { this.deleteTimedHandler(this._disconnectTimeout); this._disconnectTimeout = null; } Strophe.info("_doDisconnect was called"); this._proto._doDisconnect(); this.authenticated = false; this.disconnecting = false; // delete handlers this.handlers = []; this.timedHandlers = []; this.removeTimeds = []; this.removeHandlers = []; this.addTimeds = []; this.addHandlers = []; // tell the parent we disconnected this._changeConnectStatus(Strophe.Status.DISCONNECTED, null); this.connected = false; }, /** PrivateFunction: _dataRecv * _Private_ handler to processes incoming data from the the connection. * * Except for _connect_cb handling the initial connection request, * this function handles the incoming data for all requests. This * function also fires stanza handlers that match each incoming * stanza. * * Parameters: * (Strophe.Request) req - The request that has data ready. * (string) req - The stanza a raw string (optiona). */ _dataRecv: function (req, raw) { Strophe.info("_dataRecv called"); var elem = this._proto._reqToData(req); if (elem === null) { return; } if (this.xmlInput !== Strophe.Connection.prototype.xmlInput) { if (elem.nodeName === this._proto.strip && elem.childNodes.length) { this.xmlInput(elem.childNodes[0]); } else { this.xmlInput(elem); } } if (this.rawInput !== Strophe.Connection.prototype.rawInput) { if (raw) { this.rawInput(raw); } else { this.rawInput(Strophe.serialize(elem)); } } // remove handlers scheduled for deletion var i, hand; while (this.removeHandlers.length > 0) { hand = this.removeHandlers.pop(); i = this.handlers.indexOf(hand); if (i >= 0) { this.handlers.splice(i, 1); } } // add handlers scheduled for addition while (this.addHandlers.length > 0) { this.handlers.push(this.addHandlers.pop()); } // handle graceful disconnect if (this.disconnecting && this._proto._emptyQueue()) { this._doDisconnect(); return; } var typ = elem.getAttribute("type"); var cond, conflict; if (typ !== null && typ == "terminate") { // Don't process stanzas that come in after disconnect if (this.disconnecting) { return; } // an error occurred cond = elem.getAttribute("condition"); conflict = elem.getElementsByTagName("conflict"); if (cond !== null) { if (cond == "remote-stream-error" && conflict.length > 0) { cond = "conflict"; } this._changeConnectStatus(Strophe.Status.CONNFAIL, cond); } else { this._changeConnectStatus(Strophe.Status.CONNFAIL, "unknown"); } this.disconnect('unknown stream-error'); return; } // send each incoming stanza through the handler chain var that = this; Strophe.forEachChild(elem, null, function (child) { var i, newList; // process handlers newList = that.handlers; that.handlers = []; for (i = 0; i < newList.length; i++) { var hand = newList[i]; // encapsulate 'handler.run' not to lose the whole handler list if // one of the handlers throws an exception try { if (hand.isMatch(child) && (that.authenticated || !hand.user)) { if (hand.run(child)) { that.handlers.push(hand); } } else { that.handlers.push(hand); } } catch(e) { // if the handler throws an exception, we consider it as false Strophe.warn('Removing Strophe handlers due to uncaught exception: ' + e.message); } } }); }, /** Attribute: mechanisms * SASL Mechanisms available for Conncection. */ mechanisms: {}, /** PrivateFunction: _connect_cb * _Private_ handler for initial connection request. * * This handler is used to process the initial connection request * response from the BOSH server. It is used to set up authentication * handlers and start the authentication process. * * SASL authentication will be attempted if available, otherwise * the code will fall back to legacy authentication. * * Parameters: * (Strophe.Request) req - The current request. * (Function) _callback - low level (xmpp) connect callback function. * Useful for plugins with their own xmpp connect callback (when their) * want to do something special). */ _connect_cb: function (req, _callback, raw) { Strophe.info("_connect_cb was called"); this.connected = true; var bodyWrap = this._proto._reqToData(req); if (!bodyWrap) { return; } if (this.xmlInput !== Strophe.Connection.prototype.xmlInput) { if (bodyWrap.nodeName === this._proto.strip && bodyWrap.childNodes.length) { this.xmlInput(bodyWrap.childNodes[0]); } else { this.xmlInput(bodyWrap); } } if (this.rawInput !== Strophe.Connection.prototype.rawInput) { if (raw) { this.rawInput(raw); } else { this.rawInput(Strophe.serialize(bodyWrap)); } } var conncheck = this._proto._connect_cb(bodyWrap); if (conncheck === Strophe.Status.CONNFAIL) { return; } this._authentication.sasl_scram_sha1 = false; this._authentication.sasl_plain = false; this._authentication.sasl_digest_md5 = false; this._authentication.sasl_anonymous = false; this._authentication.legacy_auth = false; // Check for the stream:features tag var hasFeatures = bodyWrap.getElementsByTagName("stream:features").length > 0; if (!hasFeatures) { hasFeatures = bodyWrap.getElementsByTagName("features").length > 0; } var mechanisms = bodyWrap.getElementsByTagName("mechanism"); var matched = []; var i, mech, found_authentication = false; if (!hasFeatures) { this._proto._no_auth_received(_callback); return; } if (mechanisms.length > 0) { for (i = 0; i < mechanisms.length; i++) { mech = Strophe.getText(mechanisms[i]); if (this.mechanisms[mech]) matched.push(this.mechanisms[mech]); } } this._authentication.legacy_auth = bodyWrap.getElementsByTagName("auth").length > 0; found_authentication = this._authentication.legacy_auth || matched.length > 0; if (!found_authentication) { this._proto._no_auth_received(_callback); return; } if (this.do_authentication !== false) this.authenticate(matched); }, /** Function: authenticate * Set up authentication * * Contiunues the initial connection request by setting up authentication * handlers and start the authentication process. * * SASL authentication will be attempted if available, otherwise * the code will fall back to legacy authentication. * */ authenticate: function (matched) { var i; // Sorting matched mechanisms according to priority. for (i = 0; i < matched.length - 1; ++i) { var higher = i; for (var j = i + 1; j < matched.length; ++j) { if (matched[j].prototype.priority > matched[higher].prototype.priority) { higher = j; } } if (higher != i) { var swap = matched[i]; matched[i] = matched[higher]; matched[higher] = swap; } } // run each mechanism var mechanism_found = false; for (i = 0; i < matched.length; ++i) { if (!matched[i].test(this)) continue; this._sasl_success_handler = this._addSysHandler( this._sasl_success_cb.bind(this), null, "success", null, null); this._sasl_failure_handler = this._addSysHandler( this._sasl_failure_cb.bind(this), null, "failure", null, null); this._sasl_challenge_handler = this._addSysHandler( this._sasl_challenge_cb.bind(this), null, "challenge", null, null); this._sasl_mechanism = new matched[i](); this._sasl_mechanism.onStart(this); var request_auth_exchange = $build("auth", { xmlns: Strophe.NS.SASL, mechanism: this._sasl_mechanism.name }); if (this._sasl_mechanism.isClientFirst) { var response = this._sasl_mechanism.onChallenge(this, null); request_auth_exchange.t(Base64.encode(response)); } this.send(request_auth_exchange.tree()); mechanism_found = true; break; } if (!mechanism_found) { // if none of the mechanism worked if (Strophe.getNodeFromJid(this.jid) === null) { // we don't have a node, which is required for non-anonymous // client connections this._changeConnectStatus(Strophe.Status.CONNFAIL, 'x-strophe-bad-non-anon-jid'); this.disconnect('x-strophe-bad-non-anon-jid'); } else { // fall back to legacy authentication this._changeConnectStatus(Strophe.Status.AUTHENTICATING, null); this._addSysHandler(this._auth1_cb.bind(this), null, null, null, "_auth_1"); this.send($iq({ type: "get", to: this.domain, id: "_auth_1" }).c("query", { xmlns: Strophe.NS.AUTH }).c("username", {}).t(Strophe.getNodeFromJid(this.jid)).tree()); } } }, _sasl_challenge_cb: function(elem) { var challenge = Base64.decode(Strophe.getText(elem)); var response = this._sasl_mechanism.onChallenge(this, challenge); var stanza = $build('response', { xmlns: Strophe.NS.SASL }); if (response !== "") { stanza.t(Base64.encode(response)); } this.send(stanza.tree()); return true; }, /** PrivateFunction: _auth1_cb * _Private_ handler for legacy authentication. * * This handler is called in response to the initial <iq type='get'/> * for legacy authentication. It builds an authentication <iq/> and * sends it, creating a handler (calling back to _auth2_cb()) to * handle the result * * Parameters: * (XMLElement) elem - The stanza that triggered the callback. * * Returns: * false to remove the handler. */ /* jshint unused:false */ _auth1_cb: function (elem) { // build plaintext auth iq var iq = $iq({type: "set", id: "_auth_2"}) .c('query', {xmlns: Strophe.NS.AUTH}) .c('username', {}).t(Strophe.getNodeFromJid(this.jid)) .up() .c('password').t(this.pass); if (!Strophe.getResourceFromJid(this.jid)) { // since the user has not supplied a resource, we pick // a default one here. unlike other auth methods, the server // cannot do this for us. this.jid = Strophe.getBareJidFromJid(this.jid) + '/strophe'; } iq.up().c('resource', {}).t(Strophe.getResourceFromJid(this.jid)); this._addSysHandler(this._auth2_cb.bind(this), null, null, null, "_auth_2"); this.send(iq.tree()); return false; }, /* jshint unused:true */ /** PrivateFunction: _sasl_success_cb * _Private_ handler for succesful SASL authentication. * * Parameters: * (XMLElement) elem - The matching stanza. * * Returns: * false to remove the handler. */ _sasl_success_cb: function (elem) { if (this._sasl_data["server-signature"]) { var serverSignature; var success = Base64.decode(Strophe.getText(elem)); var attribMatch = /([a-z]+)=([^,]+)(,|$)/; var matches = success.match(attribMatch); if (matches[1] == "v") { serverSignature = matches[2]; } if (serverSignature != this._sasl_data["server-signature"]) { // remove old handlers this.deleteHandler(this._sasl_failure_handler); this._sasl_failure_handler = null; if (this._sasl_challenge_handler) { this.deleteHandler(this._sasl_challenge_handler); this._sasl_challenge_handler = null; } this._sasl_data = {}; return this._sasl_failure_cb(null); } } Strophe.info("SASL authentication succeeded."); if(this._sasl_mechanism) this._sasl_mechanism.onSuccess(); // remove old handlers this.deleteHandler(this._sasl_failure_handler); this._sasl_failure_handler = null; if (this._sasl_challenge_handler) { this.deleteHandler(this._sasl_challenge_handler); this._sasl_challenge_handler = null; } this._addSysHandler(this._sasl_auth1_cb.bind(this), null, "stream:features", null, null); // we must send an xmpp:restart now this._sendRestart(); return false; }, /** PrivateFunction: _sasl_auth1_cb * _Private_ handler to start stream binding. * * Parameters: * (XMLElement) elem - The matching stanza. * * Returns: * false to remove the handler. */ _sasl_auth1_cb: function (elem) { // save stream:features for future usage this.features = elem; var i, child; for (i = 0; i < elem.childNodes.length; i++) { child = elem.childNodes[i]; if (child.nodeName == 'bind') { this.do_bind = true; } if (child.nodeName == 'session') { this.do_session = true; } } if (!this.do_bind) { this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); return false; } else { this._addSysHandler(this._sasl_bind_cb.bind(this), null, null, null, "_bind_auth_2"); var resource = Strophe.getResourceFromJid(this.jid); if (resource) { this.send($iq({type: "set", id: "_bind_auth_2"}) .c('bind', {xmlns: Strophe.NS.BIND}) .c('resource', {}).t(resource).tree()); } else { this.send($iq({type: "set", id: "_bind_auth_2"}) .c('bind', {xmlns: Strophe.NS.BIND}) .tree()); } } return false; }, /** PrivateFunction: _sasl_bind_cb * _Private_ handler for binding result and session start. * * Parameters: * (XMLElement) elem - The matching stanza. * * Returns: * false to remove the handler. */ _sasl_bind_cb: function (elem) { if (elem.getAttribute("type") == "error") { Strophe.info("SASL binding failed."); var conflict = elem.getElementsByTagName("conflict"), condition; if (conflict.length > 0) { condition = 'conflict'; } this._changeConnectStatus(Strophe.Status.AUTHFAIL, condition); return false; } // TODO - need to grab errors var bind = elem.getElementsByTagName("bind"); var jidNode; if (bind.length > 0) { // Grab jid jidNode = bind[0].getElementsByTagName("jid"); if (jidNode.length > 0) { this.jid = Strophe.getText(jidNode[0]); if (this.do_session) { this._addSysHandler(this._sasl_session_cb.bind(this), null, null, null, "_session_auth_2"); this.send($iq({type: "set", id: "_session_auth_2"}) .c('session', {xmlns: Strophe.NS.SESSION}) .tree()); } else { this.authenticated = true; this._changeConnectStatus(Strophe.Status.CONNECTED, null); } } } else { Strophe.info("SASL binding failed."); this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); return false; } }, /** PrivateFunction: _sasl_session_cb * _Private_ handler to finish successful SASL connection. * * This sets Connection.authenticated to true on success, which * starts the processing of user handlers. * * Parameters: * (XMLElement) elem - The matching stanza. * * Returns: * false to remove the handler. */ _sasl_session_cb: function (elem) { if (elem.getAttribute("type") == "result") { this.authenticated = true; this._changeConnectStatus(Strophe.Status.CONNECTED, null); } else if (elem.getAttribute("type") == "error") { Strophe.info("Session creation failed."); this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); return false; } return false; }, /** PrivateFunction: _sasl_failure_cb * _Private_ handler for SASL authentication failure. * * Parameters: * (XMLElement) elem - The matching stanza. * * Returns: * false to remove the handler. */ /* jshint unused:false */ _sasl_failure_cb: function (elem) { // delete unneeded handlers if (this._sasl_success_handler) { this.deleteHandler(this._sasl_success_handler); this._sasl_success_handler = null; } if (this._sasl_challenge_handler) { this.deleteHandler(this._sasl_challenge_handler); this._sasl_challenge_handler = null; } if(this._sasl_mechanism) this._sasl_mechanism.onFailure(); this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); return false; }, /* jshint unused:true */ /** PrivateFunction: _auth2_cb * _Private_ handler to finish legacy authentication. * * This handler is called when the result from the jabber:iq:auth * <iq/> stanza is returned. * * Parameters: * (XMLElement) elem - The stanza that triggered the callback. * * Returns: * false to remove the handler. */ _auth2_cb: function (elem) { if (elem.getAttribute("type") == "result") { this.authenticated = true; this._changeConnectStatus(Strophe.Status.CONNECTED, null); } else if (elem.getAttribute("type") == "error") { this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); this.disconnect('authentication failed'); } return false; }, /** PrivateFunction: _addSysTimedHandler * _Private_ function to add a system level timed handler. * * This function is used to add a Strophe.TimedHandler for the * library code. System timed handlers are allowed to run before * authentication is complete. * * Parameters: * (Integer) period - The period of the handler. * (Function) handler - The callback function. */ _addSysTimedHandler: function (period, handler) { var thand = new Strophe.TimedHandler(period, handler); thand.user = false; this.addTimeds.push(thand); return thand; }, /** PrivateFunction: _addSysHandler * _Private_ function to add a system level stanza handler. * * This function is used to add a Strophe.Handler for the * library code. System stanza handlers are allowed to run before * authentication is complete. * * Parameters: * (Function) handler - The callback function. * (String) ns - The namespace to match. * (String) name - The stanza name to match. * (String) type - The stanza type attribute to match. * (String) id - The stanza id attribute to match. */ _addSysHandler: function (handler, ns, name, type, id) { var hand = new Strophe.Handler(handler, ns, name, type, id); hand.user = false; this.addHandlers.push(hand); return hand; }, /** PrivateFunction: _onDisconnectTimeout * _Private_ timeout handler for handling non-graceful disconnection. * * If the graceful disconnect process does not complete within the * time allotted, this handler finishes the disconnect anyway. * * Returns: * false to remove the handler. */ _onDisconnectTimeout: function () { Strophe.info("_onDisconnectTimeout was called"); this._proto._onDisconnectTimeout(); // actually disconnect this._doDisconnect(); return false; }, /** PrivateFunction: _onIdle * _Private_ handler to process events during idle cycle. * * This handler is called every 100ms to fire timed handlers that * are ready and keep poll requests going. */ _onIdle: function () { var i, thand, since, newList; // add timed handlers scheduled for addition // NOTE: we add before remove in the case a timed handler is // added and then deleted before the next _onIdle() call. while (this.addTimeds.length > 0) { this.timedHandlers.push(this.addTimeds.pop()); } // remove timed handlers that have been scheduled for deletion while (this.removeTimeds.length > 0) { thand = this.removeTimeds.pop(); i = this.timedHandlers.indexOf(thand); if (i >= 0) { this.timedHandlers.splice(i, 1); } } // call ready timed handlers var now = new Date().getTime(); newList = []; for (i = 0; i < this.timedHandlers.length; i++) { thand = this.timedHandlers[i]; if (this.authenticated || !thand.user) { since = thand.lastCalled + thand.period; if (since - now <= 0) { if (thand.run()) { newList.push(thand); } } else { newList.push(thand); } } } this.timedHandlers = newList; clearTimeout(this._idleTimeout); this._proto._onIdle(); // reactivate the timer only if connected if (this.connected) { this._idleTimeout = setTimeout(this._onIdle.bind(this), 100); } } }; if (callback) { callback(Strophe, $build, $msg, $iq, $pres); } /** Class: Strophe.SASLMechanism * * encapsulates SASL authentication mechanisms. * * User code may override the priority for each mechanism or disable it completely. * See <priority> for information about changing priority and <test> for informatian on * how to disable a mechanism. * * By default, all mechanisms are enabled and the priorities are * * SCRAM-SHA1 - 40 * DIGEST-MD5 - 30 * Plain - 20 */ /** * PrivateConstructor: Strophe.SASLMechanism * SASL auth mechanism abstraction. * * Parameters: * (String) name - SASL Mechanism name. * (Boolean) isClientFirst - If client should send response first without challenge. * (Number) priority - Priority. * * Returns: * A new Strophe.SASLMechanism object. */ Strophe.SASLMechanism = function(name, isClientFirst, priority) { /** PrivateVariable: name * Mechanism name. */ this.name = name; /** PrivateVariable: isClientFirst * If client sends response without initial server challenge. */ this.isClientFirst = isClientFirst; /** Variable: priority * Determines which <SASLMechanism> is chosen for authentication (Higher is better). * Users may override this to prioritize mechanisms differently. * * In the default configuration the priorities are * * SCRAM-SHA1 - 40 * DIGEST-MD5 - 30 * Plain - 20 * * Example: (This will cause Strophe to choose the mechanism that the server sent first) * * > Strophe.SASLMD5.priority = Strophe.SASLSHA1.priority; * * See <SASL mechanisms> for a list of available mechanisms. * */ this.priority = priority; }; Strophe.SASLMechanism.prototype = { /** * Function: test * Checks if mechanism able to run. * To disable a mechanism, make this return false; * * To disable plain authentication run * > Strophe.SASLPlain.test = function() { * > return false; * > } * * See <SASL mechanisms> for a list of available mechanisms. * * Parameters: * (Strophe.Connection) connection - Target Connection. * * Returns: * (Boolean) If mechanism was able to run. */ /* jshint unused:false */ test: function(connection) { return true; }, /* jshint unused:true */ /** PrivateFunction: onStart * Called before starting mechanism on some connection. * * Parameters: * (Strophe.Connection) connection - Target Connection. */ onStart: function(connection) { this._connection = connection; }, /** PrivateFunction: onChallenge * Called by protocol implementation on incoming challenge. If client is * first (isClientFirst == true) challenge will be null on the first call. * * Parameters: * (Strophe.Connection) connection - Target Connection. * (String) challenge - current challenge to handle. * * Returns: * (String) Mechanism response. */ /* jshint unused:false */ onChallenge: function(connection, challenge) { throw new Error("You should implement challenge handling!"); }, /* jshint unused:true */ /** PrivateFunction: onFailure * Protocol informs mechanism implementation about SASL failure. */ onFailure: function() { this._connection = null; }, /** PrivateFunction: onSuccess * Protocol informs mechanism implementation about SASL success. */ onSuccess: function() { this._connection = null; } }; /** Constants: SASL mechanisms * Available authentication mechanisms * * Strophe.SASLAnonymous - SASL Anonymous authentication. * Strophe.SASLPlain - SASL Plain authentication. * Strophe.SASLMD5 - SASL Digest-MD5 authentication * Strophe.SASLSHA1 - SASL SCRAM-SHA1 authentication */ // Building SASL callbacks /** PrivateConstructor: SASLAnonymous * SASL Anonymous authentication. */ Strophe.SASLAnonymous = function() {}; Strophe.SASLAnonymous.prototype = new Strophe.SASLMechanism("ANONYMOUS", false, 10); Strophe.SASLAnonymous.test = function(connection) { return connection.authcid === null; }; Strophe.Connection.prototype.mechanisms[Strophe.SASLAnonymous.prototype.name] = Strophe.SASLAnonymous; /** PrivateConstructor: SASLPlain * SASL Plain authentication. */ Strophe.SASLPlain = function() {}; Strophe.SASLPlain.prototype = new Strophe.SASLMechanism("PLAIN", true, 20); Strophe.SASLPlain.test = function(connection) { return connection.authcid !== null; }; Strophe.SASLPlain.prototype.onChallenge = function(connection) { var auth_str = connection.authzid; auth_str = auth_str + "\u0000"; auth_str = auth_str + connection.authcid; auth_str = auth_str + "\u0000"; auth_str = auth_str + connection.pass; return auth_str; }; Strophe.Connection.prototype.mechanisms[Strophe.SASLPlain.prototype.name] = Strophe.SASLPlain; /** PrivateConstructor: SASLSHA1 * SASL SCRAM SHA 1 authentication. */ Strophe.SASLSHA1 = function() {}; /* TEST: * This is a simple example of a SCRAM-SHA-1 authentication exchange * when the client doesn't support channel bindings (username 'user' and * password 'pencil' are used): * * C: n,,n=user,r=fyko+d2lbbFgONRv9qkxdawL * S: r=fyko+d2lbbFgONRv9qkxdawL3rfcNHYJY1ZVvWVs7j,s=QSXCR+Q6sek8bf92, * i=4096 * C: c=biws,r=fyko+d2lbbFgONRv9qkxdawL3rfcNHYJY1ZVvWVs7j, * p=v0X8v3Bz2T0CJGbJQyF0X+HI4Ts= * S: v=rmF9pqV8S7suAoZWja4dJRkFsKQ= * */ Strophe.SASLSHA1.prototype = new Strophe.SASLMechanism("SCRAM-SHA-1", true, 40); Strophe.SASLSHA1.test = function(connection) { return connection.authcid !== null; }; Strophe.SASLSHA1.prototype.onChallenge = function(connection, challenge, test_cnonce) { var cnonce = test_cnonce || MD5.hexdigest(Math.random() * 1234567890); var auth_str = "n=" + connection.authcid; auth_str += ",r="; auth_str += cnonce; connection._sasl_data.cnonce = cnonce; connection._sasl_data["client-first-message-bare"] = auth_str; auth_str = "n,," + auth_str; this.onChallenge = function (connection, challenge) { var nonce, salt, iter, Hi, U, U_old, i, k; var clientKey, serverKey, clientSignature; var responseText = "c=biws,"; var authMessage = connection._sasl_data["client-first-message-bare"] + "," + challenge + ","; var cnonce = connection._sasl_data.cnonce; var attribMatch = /([a-z]+)=([^,]+)(,|$)/; while (challenge.match(attribMatch)) { var matches = challenge.match(attribMatch); challenge = challenge.replace(matches[0], ""); switch (matches[1]) { case "r": nonce = matches[2]; break; case "s": salt = matches[2]; break; case "i": iter = matches[2]; break; } } if (nonce.substr(0, cnonce.length) !== cnonce) { connection._sasl_data = {}; return connection._sasl_failure_cb(); } responseText += "r=" + nonce; authMessage += responseText; salt = Base64.decode(salt); salt += "\x00\x00\x00\x01"; Hi = U_old = core_hmac_sha1(connection.pass, salt); for (i = 1; i < iter; i++) { U = core_hmac_sha1(connection.pass, binb2str(U_old)); for (k = 0; k < 5; k++) { Hi[k] ^= U[k]; } U_old = U; } Hi = binb2str(Hi); clientKey = core_hmac_sha1(Hi, "Client Key"); serverKey = str_hmac_sha1(Hi, "Server Key"); clientSignature = core_hmac_sha1(str_sha1(binb2str(clientKey)), authMessage); connection._sasl_data["server-signature"] = b64_hmac_sha1(serverKey, authMessage); for (k = 0; k < 5; k++) { clientKey[k] ^= clientSignature[k]; } responseText += ",p=" + Base64.encode(binb2str(clientKey)); return responseText; }.bind(this); return auth_str; }; Strophe.Connection.prototype.mechanisms[Strophe.SASLSHA1.prototype.name] = Strophe.SASLSHA1; /** PrivateConstructor: SASLMD5 * SASL DIGEST MD5 authentication. */ Strophe.SASLMD5 = function() {}; Strophe.SASLMD5.prototype = new Strophe.SASLMechanism("DIGEST-MD5", false, 30); Strophe.SASLMD5.test = function(connection) { return connection.authcid !== null; }; /** PrivateFunction: _quote * _Private_ utility function to backslash escape and quote strings. * * Parameters: * (String) str - The string to be quoted. * * Returns: * quoted string */ Strophe.SASLMD5.prototype._quote = function (str) { return '"' + str.replace(/\\/g, "\\\\").replace(/"/g, '\\"') + '"'; //" end string workaround for emacs }; Strophe.SASLMD5.prototype.onChallenge = function(connection, challenge, test_cnonce) { var attribMatch = /([a-z]+)=("[^"]+"|[^,"]+)(?:,|$)/; var cnonce = test_cnonce || MD5.hexdigest("" + (Math.random() * 1234567890)); var realm = ""; var host = null; var nonce = ""; var qop = ""; var matches; while (challenge.match(attribMatch)) { matches = challenge.match(attribMatch); challenge = challenge.replace(matches[0], ""); matches[2] = matches[2].replace(/^"(.+)"$/, "$1"); switch (matches[1]) { case "realm": realm = matches[2]; break; case "nonce": nonce = matches[2]; break; case "qop": qop = matches[2]; break; case "host": host = matches[2]; break; } } var digest_uri = connection.servtype + "/" + connection.domain; if (host !== null) { digest_uri = digest_uri + "/" + host; } var A1 = MD5.hash(connection.authcid + ":" + realm + ":" + this._connection.pass) + ":" + nonce + ":" + cnonce; var A2 = 'AUTHENTICATE:' + digest_uri; var responseText = ""; responseText += 'charset=utf-8,'; responseText += 'username=' + this._quote(connection.authcid) + ','; responseText += 'realm=' + this._quote(realm) + ','; responseText += 'nonce=' + this._quote(nonce) + ','; responseText += 'nc=00000001,'; responseText += 'cnonce=' + this._quote(cnonce) + ','; responseText += 'digest-uri=' + this._quote(digest_uri) + ','; responseText += 'response=' + MD5.hexdigest(MD5.hexdigest(A1) + ":" + nonce + ":00000001:" + cnonce + ":auth:" + MD5.hexdigest(A2)) + ","; responseText += 'qop=auth'; this.onChallenge = function () { return ""; }.bind(this); return responseText; }; Strophe.Connection.prototype.mechanisms[Strophe.SASLMD5.prototype.name] = Strophe.SASLMD5; })(function () { window.Strophe = arguments[0]; window.$build = arguments[1]; window.$msg = arguments[2]; window.$iq = arguments[3]; window.$pres = arguments[4]; }); /* This program is distributed under the terms of the MIT license. Please see the LICENSE file for details. Copyright 2006-2008, OGG, LLC */ /* jshint undef: true, unused: true:, noarg: true, latedef: true */ /*global window, setTimeout, clearTimeout, XMLHttpRequest, ActiveXObject, Strophe, $build */ /** PrivateClass: Strophe.Request * _Private_ helper class that provides a cross implementation abstraction * for a BOSH related XMLHttpRequest. * * The Strophe.Request class is used internally to encapsulate BOSH request * information. It is not meant to be used from user's code. */ /** PrivateConstructor: Strophe.Request * Create and initialize a new Strophe.Request object. * * Parameters: * (XMLElement) elem - The XML data to be sent in the request. * (Function) func - The function that will be called when the * XMLHttpRequest readyState changes. * (Integer) rid - The BOSH rid attribute associated with this request. * (Integer) sends - The number of times this same request has been * sent. */ Strophe.Request = function (elem, func, rid, sends) { this.id = ++Strophe._requestId; this.xmlData = elem; this.data = Strophe.serialize(elem); // save original function in case we need to make a new request // from this one. this.origFunc = func; this.func = func; this.rid = rid; this.date = NaN; this.sends = sends || 0; this.abort = false; this.dead = null; this.age = function () { if (!this.date) { return 0; } var now = new Date(); return (now - this.date) / 1000; }; this.timeDead = function () { if (!this.dead) { return 0; } var now = new Date(); return (now - this.dead) / 1000; }; this.xhr = this._newXHR(); }; Strophe.Request.prototype = { /** PrivateFunction: getResponse * Get a response from the underlying XMLHttpRequest. * * This function attempts to get a response from the request and checks * for errors. * * Throws: * "parsererror" - A parser error occured. * * Returns: * The DOM element tree of the response. */ getResponse: function () { var node = null; if (this.xhr.responseXML && this.xhr.responseXML.documentElement) { node = this.xhr.responseXML.documentElement; if (node.tagName == "parsererror") { Strophe.error("invalid response received"); Strophe.error("responseText: " + this.xhr.responseText); Strophe.error("responseXML: " + Strophe.serialize(this.xhr.responseXML)); throw "parsererror"; } } else if (this.xhr.responseText) { Strophe.error("invalid response received"); Strophe.error("responseText: " + this.xhr.responseText); Strophe.error("responseXML: " + Strophe.serialize(this.xhr.responseXML)); } return node; }, /** PrivateFunction: _newXHR * _Private_ helper function to create XMLHttpRequests. * * This function creates XMLHttpRequests across all implementations. * * Returns: * A new XMLHttpRequest. */ _newXHR: function () { var xhr = null; if (window.XMLHttpRequest) { xhr = new XMLHttpRequest(); if (xhr.overrideMimeType) { xhr.overrideMimeType("text/xml"); } } else if (window.ActiveXObject) { xhr = new ActiveXObject("Microsoft.XMLHTTP"); } // use Function.bind() to prepend ourselves as an argument xhr.onreadystatechange = this.func.bind(null, this); return xhr; } }; /** Class: Strophe.Bosh * _Private_ helper class that handles BOSH Connections * * The Strophe.Bosh class is used internally by Strophe.Connection * to encapsulate BOSH sessions. It is not meant to be used from user's code. */ /** File: bosh.js * A JavaScript library to enable BOSH in Strophejs. * * this library uses Bidirectional-streams Over Synchronous HTTP (BOSH) * to emulate a persistent, stateful, two-way connection to an XMPP server. * More information on BOSH can be found in XEP 124. */ /** PrivateConstructor: Strophe.Bosh * Create and initialize a Strophe.Bosh object. * * Parameters: * (Strophe.Connection) connection - The Strophe.Connection that will use BOSH. * * Returns: * A new Strophe.Bosh object. */ Strophe.Bosh = function(connection) { this._conn = connection; /* request id for body tags */ this.rid = Math.floor(Math.random() * 4294967295); /* The current session ID. */ this.sid = null; // default BOSH values this.hold = 1; this.wait = 60; this.window = 5; this._requests = []; }; Strophe.Bosh.prototype = { /** Variable: strip * * BOSH-Connections will have all stanzas wrapped in a <body> tag when * passed to <Strophe.Connection.xmlInput> or <Strophe.Connection.xmlOutput>. * To strip this tag, User code can set <Strophe.Bosh.strip> to "body": * * > Strophe.Bosh.prototype.strip = "body"; * * This will enable stripping of the body tag in both * <Strophe.Connection.xmlInput> and <Strophe.Connection.xmlOutput>. */ strip: null, /** PrivateFunction: _buildBody * _Private_ helper function to generate the <body/> wrapper for BOSH. * * Returns: * A Strophe.Builder with a <body/> element. */ _buildBody: function () { var bodyWrap = $build('body', { rid: this.rid++, xmlns: Strophe.NS.HTTPBIND }); if (this.sid !== null) { bodyWrap.attrs({sid: this.sid}); } return bodyWrap; }, /** PrivateFunction: _reset * Reset the connection. * * This function is called by the reset function of the Strophe Connection */ _reset: function () { this.rid = Math.floor(Math.random() * 4294967295); this.sid = null; }, /** PrivateFunction: _connect * _Private_ function that initializes the BOSH connection. * * Creates and sends the Request that initializes the BOSH connection. */ _connect: function (wait, hold, route) { this.wait = wait || this.wait; this.hold = hold || this.hold; // build the body tag var body = this._buildBody().attrs({ to: this._conn.domain, "xml:lang": "en", wait: this.wait, hold: this.hold, content: "text/xml; charset=utf-8", ver: "1.6", "xmpp:version": "1.0", "xmlns:xmpp": Strophe.NS.BOSH }); if(route){ body.attrs({ route: route }); } var _connect_cb = this._conn._connect_cb; this._requests.push( new Strophe.Request(body.tree(), this._onRequestStateChange.bind( this, _connect_cb.bind(this._conn)), body.tree().getAttribute("rid"))); this._throttledRequestHandler(); }, /** PrivateFunction: _attach * Attach to an already created and authenticated BOSH session. * * This function is provided to allow Strophe to attach to BOSH * sessions which have been created externally, perhaps by a Web * application. This is often used to support auto-login type features * without putting user credentials into the page. * * Parameters: * (String) jid - The full JID that is bound by the session. * (String) sid - The SID of the BOSH session. * (String) rid - The current RID of the BOSH session. This RID * will be used by the next request. * (Function) callback The connect callback function. * (Integer) wait - The optional HTTPBIND wait value. This is the * time the server will wait before returning an empty result for * a request. The default setting of 60 seconds is recommended. * Other settings will require tweaks to the Strophe.TIMEOUT value. * (Integer) hold - The optional HTTPBIND hold value. This is the * number of connections the server will hold at one time. This * should almost always be set to 1 (the default). * (Integer) wind - The optional HTTBIND window value. This is the * allowed range of request ids that are valid. The default is 5. */ _attach: function (jid, sid, rid, callback, wait, hold, wind) { this._conn.jid = jid; this.sid = sid; this.rid = rid; this._conn.connect_callback = callback; this._conn.domain = Strophe.getDomainFromJid(this._conn.jid); this._conn.authenticated = true; this._conn.connected = true; this.wait = wait || this.wait; this.hold = hold || this.hold; this.window = wind || this.window; this._conn._changeConnectStatus(Strophe.Status.ATTACHED, null); }, /** PrivateFunction: _connect_cb * _Private_ handler for initial connection request. * * This handler is used to process the Bosh-part of the initial request. * Parameters: * (Strophe.Request) bodyWrap - The received stanza. */ _connect_cb: function (bodyWrap) { var typ = bodyWrap.getAttribute("type"); var cond, conflict; if (typ !== null && typ == "terminate") { // an error occurred Strophe.error("BOSH-Connection failed: " + cond); cond = bodyWrap.getAttribute("condition"); conflict = bodyWrap.getElementsByTagName("conflict"); if (cond !== null) { if (cond == "remote-stream-error" && conflict.length > 0) { cond = "conflict"; } this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, cond); } else { this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "unknown"); } this._conn._doDisconnect(); return Strophe.Status.CONNFAIL; } // check to make sure we don't overwrite these if _connect_cb is // called multiple times in the case of missing stream:features if (!this.sid) { this.sid = bodyWrap.getAttribute("sid"); } var wind = bodyWrap.getAttribute('requests'); if (wind) { this.window = parseInt(wind, 10); } var hold = bodyWrap.getAttribute('hold'); if (hold) { this.hold = parseInt(hold, 10); } var wait = bodyWrap.getAttribute('wait'); if (wait) { this.wait = parseInt(wait, 10); } }, /** PrivateFunction: _disconnect * _Private_ part of Connection.disconnect for Bosh * * Parameters: * (Request) pres - This stanza will be sent before disconnecting. */ _disconnect: function (pres) { this._sendTerminate(pres); }, /** PrivateFunction: _doDisconnect * _Private_ function to disconnect. * * Resets the SID and RID. */ _doDisconnect: function () { this.sid = null; this.rid = Math.floor(Math.random() * 4294967295); }, /** PrivateFunction: _emptyQueue * _Private_ function to check if the Request queue is empty. * * Returns: * True, if there are no Requests queued, False otherwise. */ _emptyQueue: function () { return this._requests.length === 0; }, /** PrivateFunction: _hitError * _Private_ function to handle the error count. * * Requests are resent automatically until their error count reaches * 5. Each time an error is encountered, this function is called to * increment the count and disconnect if the count is too high. * * Parameters: * (Integer) reqStatus - The request status. */ _hitError: function (reqStatus) { this.errors++; Strophe.warn("request errored, status: " + reqStatus + ", number of errors: " + this.errors); if (this.errors > 4) { this._onDisconnectTimeout(); } }, /** PrivateFunction: _no_auth_received * * Called on stream start/restart when no stream:features * has been received and sends a blank poll request. */ _no_auth_received: function (_callback) { if (_callback) { _callback = _callback.bind(this._conn); } else { _callback = this._conn._connect_cb.bind(this._conn); } var body = this._buildBody(); this._requests.push( new Strophe.Request(body.tree(), this._onRequestStateChange.bind( this, _callback.bind(this._conn)), body.tree().getAttribute("rid"))); this._throttledRequestHandler(); }, /** PrivateFunction: _onDisconnectTimeout * _Private_ timeout handler for handling non-graceful disconnection. * * Cancels all remaining Requests and clears the queue. */ _onDisconnectTimeout: function () { var req; while (this._requests.length > 0) { req = this._requests.pop(); req.abort = true; req.xhr.abort(); // jslint complains, but this is fine. setting to empty func // is necessary for IE6 req.xhr.onreadystatechange = function () {}; // jshint ignore:line } }, /** PrivateFunction: _onIdle * _Private_ handler called by Strophe.Connection._onIdle * * Sends all queued Requests or polls with empty Request if there are none. */ _onIdle: function () { var data = this._conn._data; // if no requests are in progress, poll if (this._conn.authenticated && this._requests.length === 0 && data.length === 0 && !this._conn.disconnecting) { Strophe.info("no requests during idle cycle, sending " + "blank request"); data.push(null); } if (this._requests.length < 2 && data.length > 0 && !this._conn.paused) { var body = this._buildBody(); for (var i = 0; i < data.length; i++) { if (data[i] !== null) { if (data[i] === "restart") { body.attrs({ to: this._conn.domain, "xml:lang": "en", "xmpp:restart": "true", "xmlns:xmpp": Strophe.NS.BOSH }); } else { body.cnode(data[i]).up(); } } } delete this._conn._data; this._conn._data = []; this._requests.push( new Strophe.Request(body.tree(), this._onRequestStateChange.bind( this, this._conn._dataRecv.bind(this._conn)), body.tree().getAttribute("rid"))); this._processRequest(this._requests.length - 1); } if (this._requests.length > 0) { var time_elapsed = this._requests[0].age(); if (this._requests[0].dead !== null) { if (this._requests[0].timeDead() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait)) { this._throttledRequestHandler(); } } if (time_elapsed > Math.floor(Strophe.TIMEOUT * this.wait)) { Strophe.warn("Request " + this._requests[0].id + " timed out, over " + Math.floor(Strophe.TIMEOUT * this.wait) + " seconds since last activity"); this._throttledRequestHandler(); } } }, /** PrivateFunction: _onRequestStateChange * _Private_ handler for Strophe.Request state changes. * * This function is called when the XMLHttpRequest readyState changes. * It contains a lot of error handling logic for the many ways that * requests can fail, and calls the request callback when requests * succeed. * * Parameters: * (Function) func - The handler for the request. * (Strophe.Request) req - The request that is changing readyState. */ _onRequestStateChange: function (func, req) { Strophe.debug("request id " + req.id + "." + req.sends + " state changed to " + req.xhr.readyState); if (req.abort) { req.abort = false; return; } // request complete var reqStatus; if (req.xhr.readyState == 4) { reqStatus = 0; try { reqStatus = req.xhr.status; } catch (e) { // ignore errors from undefined status attribute. works // around a browser bug } if (typeof(reqStatus) == "undefined") { reqStatus = 0; } if (this.disconnecting) { if (reqStatus >= 400) { this._hitError(reqStatus); return; } } var reqIs0 = (this._requests[0] == req); var reqIs1 = (this._requests[1] == req); if ((reqStatus > 0 && reqStatus < 500) || req.sends > 5) { // remove from internal queue this._removeRequest(req); Strophe.debug("request id " + req.id + " should now be removed"); } // request succeeded if (reqStatus == 200) { // if request 1 finished, or request 0 finished and request // 1 is over Strophe.SECONDARY_TIMEOUT seconds old, we need to // restart the other - both will be in the first spot, as the // completed request has been removed from the queue already if (reqIs1 || (reqIs0 && this._requests.length > 0 && this._requests[0].age() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait))) { this._restartRequest(0); } // call handler Strophe.debug("request id " + req.id + "." + req.sends + " got 200"); func(req); this.errors = 0; } else { Strophe.error("request id " + req.id + "." + req.sends + " error " + reqStatus + " happened"); if (reqStatus === 0 || (reqStatus >= 400 && reqStatus < 600) || reqStatus >= 12000) { this._hitError(reqStatus); if (reqStatus >= 400 && reqStatus < 500) { this._conn._changeConnectStatus(Strophe.Status.DISCONNECTING, null); this._conn._doDisconnect(); } } } if (!((reqStatus > 0 && reqStatus < 500) || req.sends > 5)) { this._throttledRequestHandler(); } } }, /** PrivateFunction: _processRequest * _Private_ function to process a request in the queue. * * This function takes requests off the queue and sends them and * restarts dead requests. * * Parameters: * (Integer) i - The index of the request in the queue. */ _processRequest: function (i) { var self = this; var req = this._requests[i]; var reqStatus = -1; try { if (req.xhr.readyState == 4) { reqStatus = req.xhr.status; } } catch (e) { Strophe.error("caught an error in _requests[" + i + "], reqStatus: " + reqStatus); } if (typeof(reqStatus) == "undefined") { reqStatus = -1; } // make sure we limit the number of retries if (req.sends > this.maxRetries) { this._onDisconnectTimeout(); return; } var time_elapsed = req.age(); var primaryTimeout = (!isNaN(time_elapsed) && time_elapsed > Math.floor(Strophe.TIMEOUT * this.wait)); var secondaryTimeout = (req.dead !== null && req.timeDead() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait)); var requestCompletedWithServerError = (req.xhr.readyState == 4 && (reqStatus < 1 || reqStatus >= 500)); if (primaryTimeout || secondaryTimeout || requestCompletedWithServerError) { if (secondaryTimeout) { Strophe.error("Request " + this._requests[i].id + " timed out (secondary), restarting"); } req.abort = true; req.xhr.abort(); // setting to null fails on IE6, so set to empty function req.xhr.onreadystatechange = function () {}; this._requests[i] = new Strophe.Request(req.xmlData, req.origFunc, req.rid, req.sends); req = this._requests[i]; } if (req.xhr.readyState === 0) { Strophe.debug("request id " + req.id + "." + req.sends + " posting"); try { req.xhr.open("POST", this._conn.service, this._conn.options.sync ? false : true); } catch (e2) { Strophe.error("XHR open failed."); if (!this._conn.connected) { this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "bad-service"); } this._conn.disconnect(); return; } // Fires the XHR request -- may be invoked immediately // or on a gradually expanding retry window for reconnects var sendFunc = function () { req.date = new Date(); if (self._conn.options.customHeaders){ var headers = self._conn.options.customHeaders; for (var header in headers) { if (headers.hasOwnProperty(header)) { req.xhr.setRequestHeader(header, headers[header]); } } } req.xhr.send(req.data); }; // Implement progressive backoff for reconnects -- // First retry (send == 1) should also be instantaneous if (req.sends > 1) { // Using a cube of the retry number creates a nicely // expanding retry window var backoff = Math.min(Math.floor(Strophe.TIMEOUT * this.wait), Math.pow(req.sends, 3)) * 1000; setTimeout(sendFunc, backoff); } else { sendFunc(); } req.sends++; if (this._conn.xmlOutput !== Strophe.Connection.prototype.xmlOutput) { if (req.xmlData.nodeName === this.strip && req.xmlData.childNodes.length) { this._conn.xmlOutput(req.xmlData.childNodes[0]); } else { this._conn.xmlOutput(req.xmlData); } } if (this._conn.rawOutput !== Strophe.Connection.prototype.rawOutput) { this._conn.rawOutput(req.data); } } else { Strophe.debug("_processRequest: " + (i === 0 ? "first" : "second") + " request has readyState of " + req.xhr.readyState); } }, /** PrivateFunction: _removeRequest * _Private_ function to remove a request from the queue. * * Parameters: * (Strophe.Request) req - The request to remove. */ _removeRequest: function (req) { Strophe.debug("removing request"); var i; for (i = this._requests.length - 1; i >= 0; i--) { if (req == this._requests[i]) { this._requests.splice(i, 1); } } // IE6 fails on setting to null, so set to empty function req.xhr.onreadystatechange = function () {}; this._throttledRequestHandler(); }, /** PrivateFunction: _restartRequest * _Private_ function to restart a request that is presumed dead. * * Parameters: * (Integer) i - The index of the request in the queue. */ _restartRequest: function (i) { var req = this._requests[i]; if (req.dead === null) { req.dead = new Date(); } this._processRequest(i); }, /** PrivateFunction: _reqToData * _Private_ function to get a stanza out of a request. * * Tries to extract a stanza out of a Request Object. * When this fails the current connection will be disconnected. * * Parameters: * (Object) req - The Request. * * Returns: * The stanza that was passed. */ _reqToData: function (req) { try { return req.getResponse(); } catch (e) { if (e != "parsererror") { throw e; } this._conn.disconnect("strophe-parsererror"); } }, /** PrivateFunction: _sendTerminate * _Private_ function to send initial disconnect sequence. * * This is the first step in a graceful disconnect. It sends * the BOSH server a terminate body and includes an unavailable * presence if authentication has completed. */ _sendTerminate: function (pres) { Strophe.info("_sendTerminate was called"); var body = this._buildBody().attrs({type: "terminate"}); if (pres) { body.cnode(pres.tree()); } var req = new Strophe.Request(body.tree(), this._onRequestStateChange.bind( this, this._conn._dataRecv.bind(this._conn)), body.tree().getAttribute("rid")); this._requests.push(req); this._throttledRequestHandler(); }, /** PrivateFunction: _send * _Private_ part of the Connection.send function for BOSH * * Just triggers the RequestHandler to send the messages that are in the queue */ _send: function () { clearTimeout(this._conn._idleTimeout); this._throttledRequestHandler(); this._conn._idleTimeout = setTimeout(this._conn._onIdle.bind(this._conn), 100); }, /** PrivateFunction: _sendRestart * * Send an xmpp:restart stanza. */ _sendRestart: function () { this._throttledRequestHandler(); clearTimeout(this._conn._idleTimeout); }, /** PrivateFunction: _throttledRequestHandler * _Private_ function to throttle requests to the connection window. * * This function makes sure we don't send requests so fast that the * request ids overflow the connection window in the case that one * request died. */ _throttledRequestHandler: function () { if (!this._requests) { Strophe.debug("_throttledRequestHandler called with " + "undefined requests"); } else { Strophe.debug("_throttledRequestHandler called with " + this._requests.length + " requests"); } if (!this._requests || this._requests.length === 0) { return; } if (this._requests.length > 0) { this._processRequest(0); } if (this._requests.length > 1 && Math.abs(this._requests[0].rid - this._requests[1].rid) < this.window) { this._processRequest(1); } } }; /* This program is distributed under the terms of the MIT license. Please see the LICENSE file for details. Copyright 2006-2008, OGG, LLC */ /* jshint undef: true, unused: true:, noarg: true, latedef: true */ /*global document, window, clearTimeout, WebSocket, DOMParser, Strophe, $build */ /** Class: Strophe.WebSocket * _Private_ helper class that handles WebSocket Connections * * The Strophe.WebSocket class is used internally by Strophe.Connection * to encapsulate WebSocket sessions. It is not meant to be used from user's code. */ /** File: websocket.js * A JavaScript library to enable XMPP over Websocket in Strophejs. * * This file implements XMPP over WebSockets for Strophejs. * If a Connection is established with a Websocket url (ws://...) * Strophe will use WebSockets. * For more information on XMPP-over WebSocket see this RFC draft: * http://tools.ietf.org/html/draft-ietf-xmpp-websocket-00 * * WebSocket support implemented by Andreas Guth (andreas.guth@rwth-aachen.de) */ /** PrivateConstructor: Strophe.Websocket * Create and initialize a Strophe.WebSocket object. * Currently only sets the connection Object. * * Parameters: * (Strophe.Connection) connection - The Strophe.Connection that will use WebSockets. * * Returns: * A new Strophe.WebSocket object. */ Strophe.Websocket = function(connection) { this._conn = connection; this.strip = "stream:stream"; var service = connection.service; if (service.indexOf("ws:") !== 0 && service.indexOf("wss:") !== 0) { // If the service is not an absolute URL, assume it is a path and put the absolute // URL together from options, current URL and the path. var new_service = ""; if (connection.options.protocol === "ws" && window.location.protocol !== "https:") { new_service += "ws"; } else { new_service += "wss"; } new_service += "://" + window.location.host; if (service.indexOf("/") !== 0) { new_service += window.location.pathname + service; } else { new_service += service; } connection.service = new_service; } }; Strophe.Websocket.prototype = { /** PrivateFunction: _buildStream * _Private_ helper function to generate the <stream> start tag for WebSockets * * Returns: * A Strophe.Builder with a <stream> element. */ _buildStream: function () { return $build("stream:stream", { "to": this._conn.domain, "xmlns": Strophe.NS.CLIENT, "xmlns:stream": Strophe.NS.STREAM, "version": '1.0' }); }, /** PrivateFunction: _check_streamerror * _Private_ checks a message for stream:error * * Parameters: * (Strophe.Request) bodyWrap - The received stanza. * connectstatus - The ConnectStatus that will be set on error. * Returns: * true if there was a streamerror, false otherwise. */ _check_streamerror: function (bodyWrap, connectstatus) { var errors = bodyWrap.getElementsByTagName("stream:error"); if (errors.length === 0) { return false; } var error = errors[0]; var condition = ""; var text = ""; var ns = "urn:ietf:params:xml:ns:xmpp-streams"; for (var i = 0; i < error.childNodes.length; i++) { var e = error.childNodes[i]; if (e.getAttribute("xmlns") !== ns) { break; } if (e.nodeName === "text") { text = e.textContent; } else { condition = e.nodeName; } } var errorString = "WebSocket stream error: "; if (condition) { errorString += condition; } else { errorString += "unknown"; } if (text) { errorString += " - " + condition; } Strophe.error(errorString); // close the connection on stream_error this._conn._changeConnectStatus(connectstatus, condition); this._conn._doDisconnect(); return true; }, /** PrivateFunction: _reset * Reset the connection. * * This function is called by the reset function of the Strophe Connection. * Is not needed by WebSockets. */ _reset: function () { return; }, /** PrivateFunction: _connect * _Private_ function called by Strophe.Connection.connect * * Creates a WebSocket for a connection and assigns Callbacks to it. * Does nothing if there already is a WebSocket. */ _connect: function () { // Ensure that there is no open WebSocket from a previous Connection. this._closeSocket(); // Create the new WobSocket this.socket = new WebSocket(this._conn.service, "xmpp"); this.socket.onopen = this._onOpen.bind(this); this.socket.onerror = this._onError.bind(this); this.socket.onclose = this._onClose.bind(this); this.socket.onmessage = this._connect_cb_wrapper.bind(this); }, /** PrivateFunction: _connect_cb * _Private_ function called by Strophe.Connection._connect_cb * * checks for stream:error * * Parameters: * (Strophe.Request) bodyWrap - The received stanza. */ _connect_cb: function(bodyWrap) { var error = this._check_streamerror(bodyWrap, Strophe.Status.CONNFAIL); if (error) { return Strophe.Status.CONNFAIL; } }, /** PrivateFunction: _handleStreamStart * _Private_ function that checks the opening stream:stream tag for errors. * * Disconnects if there is an error and returns false, true otherwise. * * Parameters: * (Node) message - Stanza containing the stream:stream. */ _handleStreamStart: function(message) { var error = false; // Check for errors in the stream:stream tag var ns = message.getAttribute("xmlns"); if (typeof ns !== "string") { error = "Missing xmlns in stream:stream"; } else if (ns !== Strophe.NS.CLIENT) { error = "Wrong xmlns in stream:stream: " + ns; } var ns_stream = message.namespaceURI; if (typeof ns_stream !== "string") { error = "Missing xmlns:stream in stream:stream"; } else if (ns_stream !== Strophe.NS.STREAM) { error = "Wrong xmlns:stream in stream:stream: " + ns_stream; } var ver = message.getAttribute("version"); if (typeof ver !== "string") { error = "Missing version in stream:stream"; } else if (ver !== "1.0") { error = "Wrong version in stream:stream: " + ver; } if (error) { this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, error); this._conn._doDisconnect(); return false; } return true; }, /** PrivateFunction: _connect_cb_wrapper * _Private_ function that handles the first connection messages. * * On receiving an opening stream tag this callback replaces itself with the real * message handler. On receiving a stream error the connection is terminated. */ _connect_cb_wrapper: function(message) { if (message.data.indexOf("<stream:stream ") === 0 || message.data.indexOf("<?xml") === 0) { // Strip the XML Declaration, if there is one var data = message.data.replace(/^(<\?.*?\?>\s*)*/, ""); if (data === '') return; //Make the initial stream:stream selfclosing to parse it without a SAX parser. data = message.data.replace(/<stream:stream (.*[^\/])>/, "<stream:stream $1/>"); var streamStart = new DOMParser().parseFromString(data, "text/xml").documentElement; this._conn.xmlInput(streamStart); this._conn.rawInput(message.data); //_handleStreamSteart will check for XML errors and disconnect on error if (this._handleStreamStart(streamStart)) { //_connect_cb will check for stream:error and disconnect on error this._connect_cb(streamStart); // ensure received stream:stream is NOT selfclosing and save it for following messages this.streamStart = message.data.replace(/^<stream:(.*)\/>$/, "<stream:$1>"); } } else if (message.data === "</stream:stream>") { this._conn.rawInput(message.data); this._conn.xmlInput(document.createElement("stream:stream")); this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "Received closing stream"); this._conn._doDisconnect(); return; } else { var string = this._streamWrap(message.data); var elem = new DOMParser().parseFromString(string, "text/xml").documentElement; this.socket.onmessage = this._onMessage.bind(this); this._conn._connect_cb(elem, null, message.data); } }, /** PrivateFunction: _disconnect * _Private_ function called by Strophe.Connection.disconnect * * Disconnects and sends a last stanza if one is given * * Parameters: * (Request) pres - This stanza will be sent before disconnecting. */ _disconnect: function (pres) { if (this.socket.readyState !== WebSocket.CLOSED) { if (pres) { this._conn.send(pres); } var close = '</stream:stream>'; this._conn.xmlOutput(document.createElement("stream:stream")); this._conn.rawOutput(close); try { this.socket.send(close); } catch (e) { Strophe.info("Couldn't send closing stream tag."); } } this._conn._doDisconnect(); }, /** PrivateFunction: _doDisconnect * _Private_ function to disconnect. * * Just closes the Socket for WebSockets */ _doDisconnect: function () { Strophe.info("WebSockets _doDisconnect was called"); this._closeSocket(); }, /** PrivateFunction _streamWrap * _Private_ helper function to wrap a stanza in a <stream> tag. * This is used so Strophe can process stanzas from WebSockets like BOSH */ _streamWrap: function (stanza) { return this.streamStart + stanza + '</stream:stream>'; }, /** PrivateFunction: _closeSocket * _Private_ function to close the WebSocket. * * Closes the socket if it is still open and deletes it */ _closeSocket: function () { if (this.socket) { try { this.socket.close(); } catch (e) {} } this.socket = null; }, /** PrivateFunction: _emptyQueue * _Private_ function to check if the message queue is empty. * * Returns: * True, because WebSocket messages are send immediately after queueing. */ _emptyQueue: function () { return true; }, /** PrivateFunction: _onClose * _Private_ function to handle websockets closing. * * Nothing to do here for WebSockets */ _onClose: function() { if(this._conn.connected && !this._conn.disconnecting) { Strophe.error("Websocket closed unexcectedly"); this._conn._doDisconnect(); } else { Strophe.info("Websocket closed"); } }, /** PrivateFunction: _no_auth_received * * Called on stream start/restart when no stream:features * has been received. */ _no_auth_received: function (_callback) { Strophe.error("Server did not send any auth methods"); this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "Server did not send any auth methods"); if (_callback) { _callback = _callback.bind(this._conn); _callback(); } this._conn._doDisconnect(); }, /** PrivateFunction: _onDisconnectTimeout * _Private_ timeout handler for handling non-graceful disconnection. * * This does nothing for WebSockets */ _onDisconnectTimeout: function () {}, /** PrivateFunction: _onError * _Private_ function to handle websockets errors. * * Parameters: * (Object) error - The websocket error. */ _onError: function(error) { Strophe.error("Websocket error " + error); this._conn._changeConnectStatus(Strophe.Status.CONNFAIL, "The WebSocket connection could not be established was disconnected."); this._disconnect(); }, /** PrivateFunction: _onIdle * _Private_ function called by Strophe.Connection._onIdle * * sends all queued stanzas */ _onIdle: function () { var data = this._conn._data; if (data.length > 0 && !this._conn.paused) { for (var i = 0; i < data.length; i++) { if (data[i] !== null) { var stanza, rawStanza; if (data[i] === "restart") { stanza = this._buildStream(); rawStanza = this._removeClosingTag(stanza); stanza = stanza.tree(); } else { stanza = data[i]; rawStanza = Strophe.serialize(stanza); } this._conn.xmlOutput(stanza); this._conn.rawOutput(rawStanza); this.socket.send(rawStanza); } } this._conn._data = []; } }, /** PrivateFunction: _onMessage * _Private_ function to handle websockets messages. * * This function parses each of the messages as if they are full documents. [TODO : We may actually want to use a SAX Push parser]. * * Since all XMPP traffic starts with "<stream:stream version='1.0' xml:lang='en' xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams' id='3697395463' from='SERVER'>" * The first stanza will always fail to be parsed... * Addtionnaly, the seconds stanza will always be a <stream:features> with the stream NS defined in the previous stanza... so we need to 'force' the inclusion of the NS in this stanza! * * Parameters: * (string) message - The websocket message. */ _onMessage: function(message) { var elem, data; // check for closing stream if (message.data === "</stream:stream>") { var close = "</stream:stream>"; this._conn.rawInput(close); this._conn.xmlInput(document.createElement("stream:stream")); if (!this._conn.disconnecting) { this._conn._doDisconnect(); } return; } else if (message.data.search("<stream:stream ") === 0) { //Make the initial stream:stream selfclosing to parse it without a SAX parser. data = message.data.replace(/<stream:stream (.*[^\/])>/, "<stream:stream $1/>"); elem = new DOMParser().parseFromString(data, "text/xml").documentElement; if (!this._handleStreamStart(elem)) { return; } } else { data = this._streamWrap(message.data); elem = new DOMParser().parseFromString(data, "text/xml").documentElement; } if (this._check_streamerror(elem, Strophe.Status.ERROR)) { return; } //handle unavailable presence stanza before disconnecting if (this._conn.disconnecting && elem.firstChild.nodeName === "presence" && elem.firstChild.getAttribute("type") === "unavailable") { this._conn.xmlInput(elem); this._conn.rawInput(Strophe.serialize(elem)); // if we are already disconnecting we will ignore the unavailable stanza and // wait for the </stream:stream> tag before we close the connection return; } this._conn._dataRecv(elem, message.data); }, /** PrivateFunction: _onOpen * _Private_ function to handle websockets connection setup. * * The opening stream tag is sent here. */ _onOpen: function() { Strophe.info("Websocket open"); var start = this._buildStream(); this._conn.xmlOutput(start.tree()); var startString = this._removeClosingTag(start); this._conn.rawOutput(startString); this.socket.send(startString); }, /** PrivateFunction: _removeClosingTag * _Private_ function to Make the first <stream:stream> non-selfclosing * * Parameters: * (Object) elem - The <stream:stream> tag. * * Returns: * The stream:stream tag as String */ _removeClosingTag: function(elem) { var string = Strophe.serialize(elem); string = string.replace(/<(stream:stream .*[^\/])\/>$/, "<$1>"); return string; }, /** PrivateFunction: _reqToData * _Private_ function to get a stanza out of a request. * * WebSockets don't use requests, so the passed argument is just returned. * * Parameters: * (Object) stanza - The stanza. * * Returns: * The stanza that was passed. */ _reqToData: function (stanza) { return stanza; }, /** PrivateFunction: _send * _Private_ part of the Connection.send function for WebSocket * * Just flushes the messages that are in the queue */ _send: function () { this._conn.flush(); }, /** PrivateFunction: _sendRestart * * Send an xmpp:restart stanza. */ _sendRestart: function () { clearTimeout(this._conn._idleTimeout); this._conn._onIdle.bind(this._conn)(); } }; |