/usr/share/horde/js/syntaxhighlighter/src/shCore.js is in php-horde-mime-viewer 2.2.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /**
* SyntaxHighlighter
* http://alexgorbatchev.com/SyntaxHighlighter
*
* SyntaxHighlighter is donationware. If you are using it, please donate.
* http://alexgorbatchev.com/SyntaxHighlighter/donate.html
*
* @version
* 3.0.83 (July 02 2010)
*
* @copyright
* Copyright (C) 2004-2010 Alex Gorbatchev.
*
* @license
* Dual licensed under the MIT and GPL licenses.
*/
//
// Begin anonymous function. This is used to contain local scope variables without polutting global scope.
//
var SyntaxHighlighter = function() {
// CommonJS
if (typeof(require) != 'undefined' && typeof(XRegExp) == 'undefined')
{
XRegExp = require('XRegExp').XRegExp;
}
// Shortcut object which will be assigned to the SyntaxHighlighter variable.
// This is a shorthand for local reference in order to avoid long namespace
// references to SyntaxHighlighter.whatever...
var sh = {
count : 0,
defaults : {
/** Additional CSS class names to be added to highlighter elements. */
'class-name' : '',
/** First line number. */
'first-line' : 1,
/**
* Pads line numbers. Possible values are:
*
* false - don't pad line numbers.
* true - automaticaly pad numbers with minimum required number of leading zeroes.
* [int] - length up to which pad line numbers.
*/
'pad-line-numbers' : false,
/** Lines to highlight. */
'highlight' : null,
/** Title to be displayed above the code block. */
'title' : null,
/** Enables or disables smart tabs. */
'smart-tabs' : true,
/** Gets or sets tab size. */
'tab-size' : 4,
/** Enables or disables gutter. */
'gutter' : true,
/** Enables or disables toolbar. */
'toolbar' : true,
/** Enables quick code copy and paste from double click. */
'quick-code' : true,
/** Forces code view to be collapsed. */
'collapse' : false,
/** Enables or disables automatic links. */
'auto-links' : true,
/** Gets or sets light mode. Equavalent to turning off gutter and toolbar. */
'light' : false,
'html-script' : false
},
config : {
space : ' ',
/** Enables use of <SCRIPT type="syntaxhighlighter" /> tags. */
useScriptTags : true,
/** Blogger mode flag. */
bloggerMode : false,
stripBrs : false,
/** Name of the tag that SyntaxHighlighter will automatically look for. */
tagName : 'pre',
strings : {
expandSource : 'expand source',
help : '?',
alert: 'SyntaxHighlighter\n\n',
noBrush : 'Can\'t find brush for: ',
brushNotHtmlScript : 'Brush wasn\'t configured for html-script option: ',
// this is populated by the build script
aboutDialog : '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>About SyntaxHighlighter</title></head><body style="font-family:Geneva,Arial,Helvetica,sans-serif;background-color:#fff;color:#000;font-size:1em;text-align:center;"><div style="text-align:center;margin-top:1.5em;"><div style="font-size:xx-large;">SyntaxHighlighter</div><div style="font-size:.75em;margin-bottom:3em;"><div>version 3.0.83 (July 02 2010)</div><div><a href="http://alexgorbatchev.com/SyntaxHighlighter" target="_blank" style="color:#005896">http://alexgorbatchev.com/SyntaxHighlighter</a></div><div>JavaScript code syntax highlighter.</div><div>Copyright 2004-2010 Alex Gorbatchev.</div></div><div>If you like this script, please <a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=2930402" style="color:#005896">donate</a> to <br/>keep development active!</div></div></body></html>'
}
},
/** Internal 'global' variables. */
vars : {
discoveredBrushes : null,
highlighters : {}
},
/** This object is populated by user included external brush files. */
brushes : {},
/** Common regular expressions. */
regexLib : {
multiLineCComments : /\/\*[\s\S]*?\*\//gm,
singleLineCComments : /\/\/.*$/gm,
singleLinePerlComments : /#.*$/gm,
doubleQuotedString : /"([^\\"\n]|\\.)*"/g,
singleQuotedString : /'([^\\'\n]|\\.)*'/g,
multiLineDoubleQuotedString : new XRegExp('"([^\\\\"]|\\\\.)*"', 'gs'),
multiLineSingleQuotedString : new XRegExp("'([^\\\\']|\\\\.)*'", 'gs'),
xmlComments : /(<|<)!--[\s\S]*?--(>|>)/gm,
url : /\w+:\/\/[\w-.\/?%&=:@;]*/g,
/** <?= ?> tags. */
phpScriptTags : { left: /(<|<)\?=?/g, right: /\?(>|>)/g },
/** <%= %> tags. */
aspScriptTags : { left: /(<|<)%=?/g, right: /%(>|>)/g },
/** <script></script> tags. */
scriptScriptTags : { left: /(<|<)\s*script.*?(>|>)/gi, right: /(<|<)\/\s*script\s*(>|>)/gi }
},
toolbar: {
/**
* Generates HTML markup for the toolbar.
* @param {Highlighter} highlighter Highlighter instance.
* @return {String} Returns HTML markup.
*/
getHtml: function(highlighter)
{
var html = '<div class="toolbar">',
items = sh.toolbar.items,
list = items.list
;
function defaultGetHtml(highlighter, name)
{
return sh.toolbar.getButtonHtml(highlighter, name, sh.config.strings[name]);
};
for (var i = 0; i < list.length; i++)
html += (items[list[i]].getHtml || defaultGetHtml)(highlighter, list[i]);
html += '</div>';
return html;
},
/**
* Generates HTML markup for a regular button in the toolbar.
* @param {Highlighter} highlighter Highlighter instance.
* @param {String} commandName Command name that would be executed.
* @param {String} label Label text to display.
* @return {String} Returns HTML markup.
*/
getButtonHtml: function(highlighter, commandName, label)
{
return '<span><a href="#" class="toolbar_item'
+ ' command_' + commandName
+ ' ' + commandName
+ '">' + label + '</a></span>'
;
},
/**
* Event handler for a toolbar anchor.
*/
handler: function(e)
{
var target = e.target,
className = target.className || ''
;
function getValue(name)
{
var r = new RegExp(name + '_(\\w+)'),
match = r.exec(className)
;
return match ? match[1] : null;
};
var highlighter = getHighlighterById(findParentElement(target, '.syntaxhighlighter').id),
commandName = getValue('command')
;
// execute the toolbar command
if (highlighter && commandName)
sh.toolbar.items[commandName].execute(highlighter);
// disable default A click behaviour
e.preventDefault();
},
/** Collection of toolbar items. */
items : {
// Ordered lis of items in the toolbar. Can't expect `for (var n in items)` to be consistent.
list: ['expandSource', 'help'],
expandSource: {
getHtml: function(highlighter)
{
if (highlighter.getParam('collapse') != true)
return '';
var title = highlighter.getParam('title');
return sh.toolbar.getButtonHtml(highlighter, 'expandSource', title ? title : sh.config.strings.expandSource);
},
execute: function(highlighter)
{
var div = getHighlighterDivById(highlighter.id);
removeClass(div, 'collapsed');
}
},
/** Command to display the about dialog window. */
help: {
execute: function(highlighter)
{
var wnd = popup('', '_blank', 500, 250, 'scrollbars=0'),
doc = wnd.document
;
doc.write(sh.config.strings.aboutDialog);
doc.close();
wnd.focus();
}
}
}
},
/**
* Finds all elements on the page which should be processes by SyntaxHighlighter.
*
* @param {Object} globalParams Optional parameters which override element's
* parameters. Only used if element is specified.
*
* @param {Object} element Optional element to highlight. If none is
* provided, all elements in the current document
* are returned which qualify.
*
* @return {Array} Returns list of <code>{ target: DOMElement, params: Object }</code> objects.
*/
findElements: function(globalParams, element)
{
var elements = element ? [element] : toArray(document.getElementsByTagName(sh.config.tagName)),
conf = sh.config,
result = []
;
// support for <SCRIPT TYPE="syntaxhighlighter" /> feature
if (conf.useScriptTags)
elements = elements.concat(getSyntaxHighlighterScriptTags());
if (elements.length === 0)
return result;
for (var i = 0; i < elements.length; i++)
{
var item = {
target: elements[i],
// local params take precedence over globals
params: merge(globalParams, parseParams(elements[i].className))
};
if (item.params['brush'] == null)
continue;
result.push(item);
}
return result;
},
/**
* Shorthand to highlight all elements on the page that are marked as
* SyntaxHighlighter source code.
*
* @param {Object} globalParams Optional parameters which override element's
* parameters. Only used if element is specified.
*
* @param {Object} element Optional element to highlight. If none is
* provided, all elements in the current document
* are highlighted.
*/
highlight: function(globalParams, element)
{
var elements = this.findElements(globalParams, element),
propertyName = 'innerHTML',
highlighter = null,
conf = sh.config
;
if (elements.length === 0)
return;
for (var i = 0; i < elements.length; i++)
{
var element = elements[i],
target = element.target,
params = element.params,
brushName = params.brush,
code
;
if (brushName == null)
continue;
// Instantiate a brush
if (params['html-script'] == 'true' || sh.defaults['html-script'] == true)
{
highlighter = new sh.HtmlScript(brushName);
brushName = 'htmlscript';
}
else
{
var brush = findBrush(brushName);
if (brush)
highlighter = new brush();
else
continue;
}
code = target[propertyName];
// remove CDATA from <SCRIPT/> tags if it's present
if (conf.useScriptTags)
code = stripCData(code);
// Inject title if the attribute is present
if ((target.title || '') != '')
params.title = target.title;
params['brush'] = brushName;
highlighter.init(params);
element = highlighter.getDiv(code);
// carry over ID
if ((target.id || '') != '')
element.id = target.id;
target.parentNode.replaceChild(element, target);
}
},
/**
* Main entry point for the SyntaxHighlighter.
* @param {Object} params Optional params to apply to all highlighted elements.
*/
all: function(params)
{
attachEvent(
window,
'load',
function() { sh.highlight(params); }
);
}
}; // end of sh
sh['all'] = sh.all;
sh['highlight'] = sh.highlight;
/**
* Checks if target DOM elements has specified CSS class.
* @param {DOMElement} target Target DOM element to check.
* @param {String} className Name of the CSS class to check for.
* @return {Boolean} Returns true if class name is present, false otherwise.
*/
function hasClass(target, className)
{
return target.className.indexOf(className) != -1;
};
/**
* Adds CSS class name to the target DOM element.
* @param {DOMElement} target Target DOM element.
* @param {String} className New CSS class to add.
*/
function addClass(target, className)
{
if (!hasClass(target, className))
target.className += ' ' + className;
};
/**
* Removes CSS class name from the target DOM element.
* @param {DOMElement} target Target DOM element.
* @param {String} className CSS class to remove.
*/
function removeClass(target, className)
{
target.className = target.className.replace(className, '');
};
/**
* Converts the source to array object. Mostly used for function arguments and
* lists returned by getElementsByTagName() which aren't Array objects.
* @param {List} source Source list.
* @return {Array} Returns array.
*/
function toArray(source)
{
var result = [];
for (var i = 0; i < source.length; i++)
result.push(source[i]);
return result;
};
/**
* Splits block of text into lines.
* @param {String} block Block of text.
* @return {Array} Returns array of lines.
*/
function splitLines(block)
{
return block.split('\n');
}
/**
* Generates HTML ID for the highlighter.
* @param {String} highlighterId Highlighter ID.
* @return {String} Returns HTML ID.
*/
function getHighlighterId(id)
{
var prefix = 'highlighter_';
return id.indexOf(prefix) == 0 ? id : prefix + id;
};
/**
* Finds Highlighter instance by ID.
* @param {String} highlighterId Highlighter ID.
* @return {Highlighter} Returns instance of the highlighter.
*/
function getHighlighterById(id)
{
return sh.vars.highlighters[getHighlighterId(id)];
};
/**
* Finds highlighter's DIV container.
* @param {String} highlighterId Highlighter ID.
* @return {Element} Returns highlighter's DIV element.
*/
function getHighlighterDivById(id)
{
return document.getElementById(getHighlighterId(id));
};
/**
* Stores highlighter so that getHighlighterById() can do its thing. Each
* highlighter must call this method to preserve itself.
* @param {Highilghter} highlighter Highlighter instance.
*/
function storeHighlighter(highlighter)
{
sh.vars.highlighters[getHighlighterId(highlighter.id)] = highlighter;
};
/**
* Looks for a child or parent node which has specified classname.
* Equivalent to jQuery's $(container).find(".className")
* @param {Element} target Target element.
* @param {String} search Class name or node name to look for.
* @param {Boolean} reverse If set to true, will go up the node tree instead of down.
* @return {Element} Returns found child or parent element on null.
*/
function findElement(target, search, reverse /* optional */)
{
if (target == null)
return null;
var nodes = reverse != true ? target.childNodes : [ target.parentNode ],
propertyToFind = { '#' : 'id', '.' : 'className' }[search.substr(0, 1)] || 'nodeName',
expectedValue,
found
;
expectedValue = propertyToFind != 'nodeName'
? search.substr(1)
: search.toUpperCase()
;
// main return of the found node
if ((target[propertyToFind] || '').indexOf(expectedValue) != -1)
return target;
for (var i = 0; nodes && i < nodes.length && found == null; i++)
found = findElement(nodes[i], search, reverse);
return found;
};
/**
* Looks for a parent node which has specified classname.
* This is an alias to <code>findElement(container, className, true)</code>.
* @param {Element} target Target element.
* @param {String} className Class name to look for.
* @return {Element} Returns found parent element on null.
*/
function findParentElement(target, className)
{
return findElement(target, className, true);
};
/**
* Finds an index of element in the array.
* @ignore
* @param {Object} searchElement
* @param {Number} fromIndex
* @return {Number} Returns index of element if found; -1 otherwise.
*/
function indexOf(array, searchElement, fromIndex)
{
fromIndex = Math.max(fromIndex || 0, 0);
for (var i = fromIndex; i < array.length; i++)
if(array[i] == searchElement)
return i;
return -1;
};
/**
* Generates a unique element ID.
*/
function guid(prefix)
{
return (prefix || '') + Math.round(Math.random() * 1000000).toString();
};
/**
* Merges two objects. Values from obj2 override values in obj1.
* Function is NOT recursive and works only for one dimensional objects.
* @param {Object} obj1 First object.
* @param {Object} obj2 Second object.
* @return {Object} Returns combination of both objects.
*/
function merge(obj1, obj2)
{
var result = {}, name;
for (name in obj1)
result[name] = obj1[name];
for (name in obj2)
result[name] = obj2[name];
return result;
};
/**
* Attempts to convert string to boolean.
* @param {String} value Input string.
* @return {Boolean} Returns true if input was "true", false if input was "false" and value otherwise.
*/
function toBoolean(value)
{
var result = { "true" : true, "false" : false }[value];
return result == null ? value : result;
};
/**
* Opens up a centered popup window.
* @param {String} url URL to open in the window.
* @param {String} name Popup name.
* @param {int} width Popup width.
* @param {int} height Popup height.
* @param {String} options window.open() options.
* @return {Window} Returns window instance.
*/
function popup(url, name, width, height, options)
{
var x = (screen.width - width) / 2,
y = (screen.height - height) / 2
;
options += ', left=' + x +
', top=' + y +
', width=' + width +
', height=' + height
;
options = options.replace(/^,/, '');
var win = window.open(url, name, options);
win.focus();
return win;
};
/**
* Adds event handler to the target object.
* @param {Object} obj Target object.
* @param {String} type Name of the event.
* @param {Function} func Handling function.
*/
function attachEvent(obj, type, func, scope)
{
function handler(e)
{
e = e || window.event;
if (!e.target)
{
e.target = e.srcElement;
e.preventDefault = function()
{
this.returnValue = false;
};
}
func.call(scope || window, e);
};
if (obj.attachEvent)
{
obj.attachEvent('on' + type, handler);
}
else
{
obj.addEventListener(type, handler, false);
}
};
/**
* Displays an alert.
* @param {String} str String to display.
*/
function alert(str)
{
window.alert(sh.config.strings.alert + str);
};
/**
* Finds a brush by its alias.
*
* @param {String} alias Brush alias.
* @param {Boolean} showAlert Suppresses the alert if false.
* @return {Brush} Returns bursh constructor if found, null otherwise.
*/
function findBrush(alias, showAlert)
{
var brushes = sh.vars.discoveredBrushes,
result = null
;
if (brushes == null)
{
brushes = {};
// Find all brushes
for (var brush in sh.brushes)
{
var info = sh.brushes[brush],
aliases = info.aliases
;
if (aliases == null)
continue;
// keep the brush name
info.brushName = brush.toLowerCase();
for (var i = 0; i < aliases.length; i++)
brushes[aliases[i]] = brush;
}
sh.vars.discoveredBrushes = brushes;
}
result = sh.brushes[brushes[alias]];
if (result == null && showAlert != false)
alert(sh.config.strings.noBrush + alias);
return result;
};
/**
* Executes a callback on each line and replaces each line with result from the callback.
* @param {Object} str Input string.
* @param {Object} callback Callback function taking one string argument and returning a string.
*/
function eachLine(str, callback)
{
var lines = splitLines(str);
for (var i = 0; i < lines.length; i++)
lines[i] = callback(lines[i], i);
return lines.join('\n');
};
/**
* This is a special trim which only removes first and last empty lines
* and doesn't affect valid leading space on the first line.
*
* @param {String} str Input string
* @return {String} Returns string without empty first and last lines.
*/
function trimFirstAndLastLines(str)
{
return str.replace(/^[ ]*[\n]+|[\n]*[ ]*$/g, '');
};
/**
* Parses key/value pairs into hash object.
*
* Understands the following formats:
* - name: word;
* - name: [word, word];
* - name: "string";
* - name: 'string';
*
* For example:
* name1: value; name2: [value, value]; name3: 'value'
*
* @param {String} str Input string.
* @return {Object} Returns deserialized object.
*/
function parseParams(str)
{
var match,
result = {},
arrayRegex = new XRegExp("^\\[(?<values>(.*?))\\]$"),
regex = new XRegExp(
"(?<name>[\\w-]+)" +
"\\s*:\\s*" +
"(?<value>" +
"[\\w-%#]+|" + // word
"\\[.*?\\]|" + // [] array
'".*?"|' + // "" string
"'.*?'" + // '' string
")\\s*;?",
"g"
)
;
while ((match = regex.exec(str)) != null)
{
var value = match.value
.replace(/^['"]|['"]$/g, '') // strip quotes from end of strings
;
// try to parse array value
if (value != null && arrayRegex.test(value))
{
var m = arrayRegex.exec(value);
value = m.values.length > 0 ? m.values.split(/\s*,\s*/) : [];
}
result[match.name] = value;
}
return result;
};
/**
* Wraps each line of the string into <code/> tag with given style applied to it.
*
* @param {String} str Input string.
* @param {String} css Style name to apply to the string.
* @return {String} Returns input string with each line surrounded by <span/> tag.
*/
function wrapLinesWithCode(str, css)
{
if (str == null || str.length == 0 || str == '\n')
return str;
str = str.replace(/</g, '<');
// Replace two or more sequential spaces with leaving last space untouched.
str = str.replace(/ {2,}/g, function(m)
{
var spaces = '';
for (var i = 0; i < m.length - 1; i++)
spaces += sh.config.space;
return spaces + ' ';
});
// Split each line and apply <span class="...">...</span> to them so that
// leading spaces aren't included.
if (css != null)
str = eachLine(str, function(line)
{
if (line.length == 0)
return '';
var spaces = '';
line = line.replace(/^( | )+/, function(s)
{
spaces = s;
return '';
});
if (line.length == 0)
return spaces;
return spaces + '<code class="' + css + '">' + line + '</code>';
});
return str;
};
/**
* Pads number with zeros until it's length is the same as given length.
*
* @param {Number} number Number to pad.
* @param {Number} length Max string length with.
* @return {String} Returns a string padded with proper amount of '0'.
*/
function padNumber(number, length)
{
var result = number.toString();
while (result.length < length)
result = '0' + result;
return result;
};
/**
* Replaces tabs with spaces.
*
* @param {String} code Source code.
* @param {Number} tabSize Size of the tab.
* @return {String} Returns code with all tabs replaces by spaces.
*/
function processTabs(code, tabSize)
{
var tab = '';
for (var i = 0; i < tabSize; i++)
tab += ' ';
return code.replace(/\t/g, tab);
};
/**
* Replaces tabs with smart spaces.
*
* @param {String} code Code to fix the tabs in.
* @param {Number} tabSize Number of spaces in a column.
* @return {String} Returns code with all tabs replaces with roper amount of spaces.
*/
function processSmartTabs(code, tabSize)
{
var lines = splitLines(code),
tab = '\t',
spaces = ''
;
// Create a string with 1000 spaces to copy spaces from...
// It's assumed that there would be no indentation longer than that.
for (var i = 0; i < 50; i++)
spaces += ' '; // 20 spaces * 50
// This function inserts specified amount of spaces in the string
// where a tab is while removing that given tab.
function insertSpaces(line, pos, count)
{
return line.substr(0, pos)
+ spaces.substr(0, count)
+ line.substr(pos + 1, line.length) // pos + 1 will get rid of the tab
;
};
// Go through all the lines and do the 'smart tabs' magic.
code = eachLine(code, function(line)
{
if (line.indexOf(tab) == -1)
return line;
var pos = 0;
while ((pos = line.indexOf(tab)) != -1)
{
// This is pretty much all there is to the 'smart tabs' logic.
// Based on the position within the line and size of a tab,
// calculate the amount of spaces we need to insert.
var spaces = tabSize - pos % tabSize;
line = insertSpaces(line, pos, spaces);
}
return line;
});
return code;
};
/**
* Performs various string fixes based on configuration.
*/
function fixInputString(str)
{
var br = /<br\s*\/?>|<br\s*\/?>/gi;
if (sh.config.bloggerMode == true)
str = str.replace(br, '\n');
if (sh.config.stripBrs == true)
str = str.replace(br, '');
return str;
};
/**
* Removes all white space at the begining and end of a string.
*
* @param {String} str String to trim.
* @return {String} Returns string without leading and following white space characters.
*/
function trim(str)
{
return str.replace(/^\s+|\s+$/g, '');
};
/**
* Unindents a block of text by the lowest common indent amount.
* @param {String} str Text to unindent.
* @return {String} Returns unindented text block.
*/
function unindent(str)
{
var lines = splitLines(fixInputString(str)),
indents = new Array(),
regex = /^\s*/,
min = 1000
;
// go through every line and check for common number of indents
for (var i = 0; i < lines.length && min > 0; i++)
{
var line = lines[i];
if (trim(line).length == 0)
continue;
var matches = regex.exec(line);
// In the event that just one line doesn't have leading white space
// we can't unindent anything, so bail completely.
if (matches == null)
return str;
min = Math.min(matches[0].length, min);
}
// trim minimum common number of white space from the begining of every line
if (min > 0)
for (var i = 0; i < lines.length; i++)
lines[i] = lines[i].substr(min);
return lines.join('\n');
};
/**
* Callback method for Array.sort() which sorts matches by
* index position and then by length.
*
* @param {Match} m1 Left object.
* @param {Match} m2 Right object.
* @return {Number} Returns -1, 0 or -1 as a comparison result.
*/
function matchesSortCallback(m1, m2)
{
// sort matches by index first
if(m1.index < m2.index)
return -1;
else if(m1.index > m2.index)
return 1;
else
{
// if index is the same, sort by length
if(m1.length < m2.length)
return -1;
else if(m1.length > m2.length)
return 1;
}
return 0;
};
/**
* Executes given regular expression on provided code and returns all
* matches that are found.
*
* @param {String} code Code to execute regular expression on.
* @param {Object} regex Regular expression item info from <code>regexList</code> collection.
* @return {Array} Returns a list of Match objects.
*/
function getMatches(code, regexInfo)
{
function defaultAdd(match, regexInfo)
{
return match[0];
};
var index = 0,
match = null,
matches = [],
func = regexInfo.func ? regexInfo.func : defaultAdd
;
while((match = regexInfo.regex.exec(code)) != null)
{
var resultMatch = func(match, regexInfo);
if (typeof(resultMatch) == 'string')
resultMatch = [new sh.Match(resultMatch, match.index, regexInfo.css)];
matches = matches.concat(resultMatch);
}
return matches;
};
/**
* Turns all URLs in the code into <a/> tags.
* @param {String} code Input code.
* @return {String} Returns code with </a> tags.
*/
function processUrls(code)
{
var gt = /(.*)((>|<).*)/;
return code.replace(sh.regexLib.url, function(m)
{
var suffix = '',
match = null
;
// We include < and > in the URL for the common cases like <http://google.com>
// The problem is that they get transformed into <http://google.com>
// Where as > easily looks like part of the URL string.
if (match = gt.exec(m))
{
m = match[1];
suffix = match[2];
}
return '<a href="' + m + '">' + m + '</a>' + suffix;
});
};
/**
* Finds all <SCRIPT TYPE="syntaxhighlighter" /> elementss.
* @return {Array} Returns array of all found SyntaxHighlighter tags.
*/
function getSyntaxHighlighterScriptTags()
{
var tags = document.getElementsByTagName('script'),
result = []
;
for (var i = 0; i < tags.length; i++)
if (tags[i].type == 'syntaxhighlighter')
result.push(tags[i]);
return result;
};
/**
* Strips <![CDATA[]]> from <SCRIPT /> content because it should be used
* there in most cases for XHTML compliance.
* @param {String} original Input code.
* @return {String} Returns code without leading <![CDATA[]]> tags.
*/
function stripCData(original)
{
var left = '<![CDATA[',
right = ']]>',
// for some reason IE inserts some leading blanks here
copy = trim(original),
changed = false,
leftLength = left.length,
rightLength = right.length
;
if (copy.indexOf(left) == 0)
{
copy = copy.substring(leftLength);
changed = true;
}
var copyLength = copy.length;
if (copy.indexOf(right) == copyLength - rightLength)
{
copy = copy.substring(0, copyLength - rightLength);
changed = true;
}
return changed ? copy : original;
};
/**
* Quick code mouse double click handler.
*/
function quickCodeHandler(e)
{
var target = e.target,
highlighterDiv = findParentElement(target, '.syntaxhighlighter'),
container = findParentElement(target, '.container'),
textarea = document.createElement('textarea'),
highlighter
;
if (!container || !highlighterDiv || findElement(container, 'textarea'))
return;
highlighter = getHighlighterById(highlighterDiv.id);
// add source class name
addClass(highlighterDiv, 'source');
// Have to go over each line and grab it's text, can't just do it on the
// container because Firefox loses all \n where as Webkit doesn't.
var lines = container.childNodes,
code = []
;
for (var i = 0; i < lines.length; i++)
code.push(lines[i].innerText || lines[i].textContent);
// using \r instead of \r or \r\n makes this work equally well on IE, FF and Webkit
code = code.join('\r');
// inject <textarea/> tag
textarea.appendChild(document.createTextNode(code));
container.appendChild(textarea);
// preselect all text
textarea.focus();
textarea.select();
// set up handler for lost focus
attachEvent(textarea, 'blur', function(e)
{
textarea.parentNode.removeChild(textarea);
removeClass(highlighterDiv, 'source');
});
};
/**
* Match object.
*/
sh.Match = function(value, index, css)
{
this.value = value;
this.index = index;
this.length = value.length;
this.css = css;
this.brushName = null;
};
sh.Match.prototype.toString = function()
{
return this.value;
};
/**
* Simulates HTML code with a scripting language embedded.
*
* @param {String} scriptBrushName Brush name of the scripting language.
*/
sh.HtmlScript = function(scriptBrushName)
{
var brushClass = findBrush(scriptBrushName),
scriptBrush,
xmlBrush = new sh.brushes.Xml(),
bracketsRegex = null,
ref = this,
methodsToExpose = 'getDiv getHtml init'.split(' ')
;
if (brushClass == null)
return;
scriptBrush = new brushClass();
for(var i = 0; i < methodsToExpose.length; i++)
// make a closure so we don't lose the name after i changes
(function() {
var name = methodsToExpose[i];
ref[name] = function()
{
return xmlBrush[name].apply(xmlBrush, arguments);
};
})();
if (scriptBrush.htmlScript == null)
{
alert(sh.config.strings.brushNotHtmlScript + scriptBrushName);
return;
}
xmlBrush.regexList.push(
{ regex: scriptBrush.htmlScript.code, func: process }
);
function offsetMatches(matches, offset)
{
for (var j = 0; j < matches.length; j++)
matches[j].index += offset;
}
function process(match, info)
{
var code = match.code,
matches = [],
regexList = scriptBrush.regexList,
offset = match.index + match.left.length,
htmlScript = scriptBrush.htmlScript,
result
;
// add all matches from the code
for (var i = 0; i < regexList.length; i++)
{
result = getMatches(code, regexList[i]);
offsetMatches(result, offset);
matches = matches.concat(result);
}
// add left script bracket
if (htmlScript.left != null && match.left != null)
{
result = getMatches(match.left, htmlScript.left);
offsetMatches(result, match.index);
matches = matches.concat(result);
}
// add right script bracket
if (htmlScript.right != null && match.right != null)
{
result = getMatches(match.right, htmlScript.right);
offsetMatches(result, match.index + match[0].lastIndexOf(match.right));
matches = matches.concat(result);
}
for (var j = 0; j < matches.length; j++)
matches[j].brushName = brushClass.brushName;
return matches;
}
};
/**
* Main Highlither class.
* @constructor
*/
sh.Highlighter = function()
{
// not putting any code in here because of the prototype inheritance
};
sh.Highlighter.prototype = {
/**
* Returns value of the parameter passed to the highlighter.
* @param {String} name Name of the parameter.
* @param {Object} defaultValue Default value.
* @return {Object} Returns found value or default value otherwise.
*/
getParam: function(name, defaultValue)
{
var result = this.params[name];
return toBoolean(result == null ? defaultValue : result);
},
/**
* Shortcut to document.createElement().
* @param {String} name Name of the element to create (DIV, A, etc).
* @return {HTMLElement} Returns new HTML element.
*/
create: function(name)
{
return document.createElement(name);
},
/**
* Applies all regular expression to the code and stores all found
* matches in the `this.matches` array.
* @param {Array} regexList List of regular expressions.
* @param {String} code Source code.
* @return {Array} Returns list of matches.
*/
findMatches: function(regexList, code)
{
var result = [];
if (regexList != null)
for (var i = 0; i < regexList.length; i++)
// BUG: length returns len+1 for array if methods added to prototype chain (oising@gmail.com)
if (typeof (regexList[i]) == "object")
result = result.concat(getMatches(code, regexList[i]));
// sort and remove nested the matches
return this.removeNestedMatches(result.sort(matchesSortCallback));
},
/**
* Checks to see if any of the matches are inside of other matches.
* This process would get rid of highligted strings inside comments,
* keywords inside strings and so on.
*/
removeNestedMatches: function(matches)
{
// Optimized by Jose Prado (http://joseprado.com)
for (var i = 0; i < matches.length; i++)
{
if (matches[i] === null)
continue;
var itemI = matches[i],
itemIEndPos = itemI.index + itemI.length
;
for (var j = i + 1; j < matches.length && matches[i] !== null; j++)
{
var itemJ = matches[j];
if (itemJ === null)
continue;
else if (itemJ.index > itemIEndPos)
break;
else if (itemJ.index == itemI.index && itemJ.length > itemI.length)
matches[i] = null;
else if (itemJ.index >= itemI.index && itemJ.index < itemIEndPos)
matches[j] = null;
}
}
return matches;
},
/**
* Creates an array containing integer line numbers starting from the 'first-line' param.
* @return {Array} Returns array of integers.
*/
figureOutLineNumbers: function(code)
{
var lines = [],
firstLine = parseInt(this.getParam('first-line'))
;
eachLine(code, function(line, index)
{
lines.push(index + firstLine);
});
return lines;
},
/**
* Determines if specified line number is in the highlighted list.
*/
isLineHighlighted: function(lineNumber)
{
var list = this.getParam('highlight', []);
if (typeof(list) != 'object' && list.push == null)
list = [ list ];
return indexOf(list, lineNumber.toString()) != -1;
},
/**
* Generates HTML markup for a single line of code while determining alternating line style.
* @param {Integer} lineNumber Line number.
* @param {String} code Line HTML markup.
* @return {String} Returns HTML markup.
*/
getLineHtml: function(lineIndex, lineNumber, code)
{
var classes = [
'line',
'number' + lineNumber,
'index' + lineIndex,
'alt' + (lineNumber % 2 == 0 ? 1 : 2).toString()
],
anchor = 'c' + this.count + 'l' + lineNumber;
if (this.isLineHighlighted(lineNumber))
classes.push('highlighted');
if (lineNumber == 0)
classes.push('break');
return '<div class="' + classes.join(' ') + '"><a href="#' + anchor + '" name="' + anchor + '">' + code + '</a></div>';
},
/**
* Generates HTML markup for line number column.
* @param {String} code Complete code HTML markup.
* @param {Array} lineNumbers Calculated line numbers.
* @return {String} Returns HTML markup.
*/
getLineNumbersHtml: function(code, lineNumbers)
{
var html = '',
count = splitLines(code).length,
firstLine = parseInt(this.getParam('first-line')),
pad = this.getParam('pad-line-numbers')
;
if (pad == true)
pad = (firstLine + count - 1).toString().length;
else if (isNaN(pad) == true)
pad = 0;
for (var i = 0; i < count; i++)
{
var lineNumber = lineNumbers ? lineNumbers[i] : firstLine + i,
code = lineNumber == 0 ? sh.config.space : padNumber(lineNumber, pad)
;
html += this.getLineHtml(i, lineNumber, code);
}
return html;
},
/**
* Splits block of text into individual DIV lines.
* @param {String} code Code to highlight.
* @param {Array} lineNumbers Calculated line numbers.
* @return {String} Returns highlighted code in HTML form.
*/
getCodeLinesHtml: function(html, lineNumbers)
{
html = trim(html);
var lines = splitLines(html),
padLength = this.getParam('pad-line-numbers'),
firstLine = parseInt(this.getParam('first-line')),
html = '',
brushName = this.getParam('brush')
;
for (var i = 0; i < lines.length; i++)
{
var line = lines[i],
indent = /^( |\s)+/.exec(line),
spaces = null,
lineNumber = lineNumbers ? lineNumbers[i] : firstLine + i;
;
if (indent != null)
{
spaces = indent[0].toString();
line = line.substr(spaces.length);
spaces = spaces.replace(' ', sh.config.space);
}
line = trim(line);
if (line.length == 0)
line = sh.config.space;
html += this.getLineHtml(
i,
lineNumber,
(spaces != null ? '<code class="' + brushName + ' spaces">' + spaces + '</code>' : '') + line
);
}
return html;
},
/**
* Returns HTML for the table title or empty string if title is null.
*/
getTitleHtml: function(title)
{
return title ? '<caption>' + title + '</caption>' : '';
},
/**
* Finds all matches in the source code.
* @param {String} code Source code to process matches in.
* @param {Array} matches Discovered regex matches.
* @return {String} Returns formatted HTML with processed mathes.
*/
getMatchesHtml: function(code, matches)
{
var pos = 0,
result = '',
brushName = this.getParam('brush', '')
;
function getBrushNameCss(match)
{
var result = match ? (match.brushName || brushName) : brushName;
return result ? result + ' ' : '';
};
// Finally, go through the final list of matches and pull the all
// together adding everything in between that isn't a match.
for (var i = 0; i < matches.length; i++)
{
var match = matches[i],
matchBrushName
;
if (match === null || match.length === 0)
continue;
matchBrushName = getBrushNameCss(match);
result += wrapLinesWithCode(code.substr(pos, match.index - pos), matchBrushName + 'plain')
+ wrapLinesWithCode(match.value, matchBrushName + match.css)
;
pos = match.index + match.length + (match.offset || 0);
}
// don't forget to add whatever's remaining in the string
result += wrapLinesWithCode(code.substr(pos), getBrushNameCss() + 'plain');
return result;
},
/**
* Generates HTML markup for the whole syntax highlighter.
* @param {String} code Source code.
* @return {String} Returns HTML markup.
*/
getHtml: function(code)
{
var html = '',
classes = [ 'syntaxhighlighter' ],
tabSize,
matches,
lineNumbers
;
// process light mode
if (this.getParam('light') == true)
this.params.toolbar = this.params.gutter = false;
className = 'syntaxhighlighter';
if (this.getParam('collapse') == true)
classes.push('collapsed');
if ((gutter = this.getParam('gutter')) == false)
classes.push('nogutter');
// add custom user style name
classes.push(this.getParam('class-name'));
// add brush alias to the class name for custom CSS
classes.push(this.getParam('brush'));
code = trimFirstAndLastLines(code)
.replace(/\r/g, ' ') // IE lets these buggers through
;
tabSize = this.getParam('tab-size');
// replace tabs with spaces
code = this.getParam('smart-tabs') == true
? processSmartTabs(code, tabSize)
: processTabs(code, tabSize)
;
// unindent code by the common indentation
code = unindent(code);
if (gutter)
lineNumbers = this.figureOutLineNumbers(code);
// find matches in the code using brushes regex list
matches = this.findMatches(this.regexList, code);
// processes found matches into the html
html = this.getMatchesHtml(code, matches);
// finally, split all lines so that they wrap well
html = this.getCodeLinesHtml(html, lineNumbers);
// finally, process the links
if (this.getParam('auto-links'))
html = processUrls(html);
if (typeof(navigator) != 'undefined' && navigator.userAgent && navigator.userAgent.match(/MSIE/))
classes.push('ie');
html =
'<div id="' + getHighlighterId(this.id) + '" class="' + classes.join(' ') + '">'
+ (this.getParam('toolbar') ? sh.toolbar.getHtml(this) : '')
+ '<table border="0" cellpadding="0" cellspacing="0">'
+ this.getTitleHtml(this.getParam('title'))
+ '<tbody>'
+ '<tr>'
+ (gutter ? '<td class="gutter">' + this.getLineNumbersHtml(code) + '</td>' : '')
+ '<td class="code">'
+ '<div class="container">'
+ html
+ '</div>'
+ '</td>'
+ '</tr>'
+ '</tbody>'
+ '</table>'
+ '</div>'
;
return html;
},
/**
* Highlights the code and returns complete HTML.
* @param {String} code Code to highlight.
* @return {Element} Returns container DIV element with all markup.
*/
getDiv: function(code)
{
if (code === null)
code = '';
this.code = code;
var div = this.create('div');
// create main HTML
div.innerHTML = this.getHtml(code);
// set up click handlers
if (this.getParam('toolbar'))
attachEvent(findElement(div, '.toolbar'), 'click', sh.toolbar.handler);
if (this.getParam('quick-code'))
attachEvent(findElement(div, '.code'), 'dblclick', quickCodeHandler);
return div;
},
/**
* Initializes the highlighter/brush.
*
* Constructor isn't used for initialization so that nothing executes during necessary
* `new SyntaxHighlighter.Highlighter()` call when setting up brush inheritence.
*
* @param {Hash} params Highlighter parameters.
*/
init: function(params)
{
this.count = sh.count++;
this.id = guid();
// register this instance in the highlighters list
storeHighlighter(this);
// local params take precedence over defaults
this.params = merge(sh.defaults, params || {})
// process light mode
if (this.getParam('light') == true)
this.params.toolbar = this.params.gutter = false;
},
/**
* Converts space separated list of keywords into a regular expression string.
* @param {String} str Space separated keywords.
* @return {String} Returns regular expression string.
*/
getKeywords: function(str)
{
str = str
.replace(/^\s+|\s+$/g, '')
.replace(/\s+/g, '|')
;
return '\\b(?:' + str + ')\\b';
},
/**
* Makes a brush compatible with the `html-script` functionality.
* @param {Object} regexGroup Object containing `left` and `right` regular expressions.
*/
forHtmlScript: function(regexGroup)
{
this.htmlScript = {
left : { regex: regexGroup.left, css: 'script' },
right : { regex: regexGroup.right, css: 'script' },
code : new XRegExp(
"(?<left>" + regexGroup.left.source + ")" +
"(?<code>.*?)" +
"(?<right>" + regexGroup.right.source + ")",
"sgi"
)
};
}
}; // end of Highlighter
return sh;
}(); // end of anonymous function
// CommonJS
typeof(exports) != 'undefined' ? exports['SyntaxHighlighter'] = SyntaxHighlighter : null;
|