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124 lines
2.9 KiB
JavaScript
124 lines
2.9 KiB
JavaScript
10 years ago
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/* TODO
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Add support for variables inside double quoted strings
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Add support for {php}
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*/
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(function(Prism) {
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var smarty_pattern = /\{\*[\w\W]+?\*\}|\{[\w\W]+?\}/g;
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var smarty_litteral_start = '{literal}';
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var smarty_litteral_end = '{/literal}';
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var smarty_litteral_mode = false;
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Prism.languages.smarty = Prism.languages.extend('markup', {
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'smarty': {
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pattern: smarty_pattern,
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inside: {
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'delimiter': {
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pattern: /^\{|\}$/ig,
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alias: 'punctuation'
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},
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'string': /(["'])(\\?.)*?\1/g,
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'number': /\b-?(0x[\dA-Fa-f]+|\d*\.?\d+([Ee]-?\d+)?)\b/g,
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'variable': [
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/\$(?!\d)\w+/g,
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/#(?!\d)\w+#/g,
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{
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pattern: /(\.|->)(?!\d)\w+/g,
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lookbehind: true
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},
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{
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pattern: /(\[)(?!\d)\w+(?=\])/g,
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lookbehind: true
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}
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],
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'function': [
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{
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pattern: /(\|\s*)@?(?!\d)\w+/,
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lookbehind: true
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},
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/^\/?(?!\d)\w+/g,
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/(?!\d)\w+(?=\()/g
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],
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'attr-name': {
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// Value is made optional because it may have already been tokenized
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pattern: /\w+\s*=\s*(?:(?!\d)\w+)?/g,
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inside: {
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"variable": {
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pattern: /(=\s*)(?!\d)\w+/g,
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lookbehind: true
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},
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"punctuation": /=/g
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}
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},
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'punctuation': /[\[\]().,=\|:`]|\->/g,
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'operator': [
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/[+\-*\/%]|===?|[!<>]=?|&&|\|\|/g,
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/\bis\s+(?:not\s+)?(?:div|even|odd)(?:\s+by)?\b/,
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/\b(?:eq|neq?|gt|lt|gt?e|lt?e|not|mod|or|and)\b/g
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],
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'keyword': /\b(?:false|off|on|no|true|yes)\b/g
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}
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}
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});
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// Comments are inserted at top so that they can
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// surround markup
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Prism.languages.insertBefore('smarty', 'tag', {
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'smarty-comment': {
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pattern: /\{\*[\w\W]*?\*\}/g,
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alias: ['smarty','comment']
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}
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});
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// Tokenize all inline Smarty expressions
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Prism.hooks.add('before-highlight', function(env) {
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if (env.language !== 'smarty') {
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return;
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}
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env.tokenStack = [];
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env.backupCode = env.code;
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env.code = env.code.replace(smarty_pattern, function(match) {
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// Smarty tags inside {literal} block are ignored
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if(match === smarty_litteral_end) {
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smarty_litteral_mode = false;
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}
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if(!smarty_litteral_mode) {
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if(match === smarty_litteral_start) {
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smarty_litteral_mode = true;
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}
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env.tokenStack.push(match);
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return '___SMARTY' + env.tokenStack.length + '___';
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}
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return match;
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});
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});
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// Restore env.code for other plugins (e.g. line-numbers)
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Prism.hooks.add('before-insert', function(env) {
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if (env.language === 'smarty') {
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env.code = env.backupCode;
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delete env.backupCode;
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}
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});
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// Re-insert the tokens after highlighting
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// and highlight them with defined grammar
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Prism.hooks.add('after-highlight', function(env) {
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if (env.language !== 'smarty') {
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return;
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}
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for (var i = 0, t; t = env.tokenStack[i]; i++) {
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env.highlightedCode = env.highlightedCode.replace('___SMARTY' + (i + 1) + '___', Prism.highlight(t, env.grammar, 'smarty'));
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}
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env.element.innerHTML = env.highlightedCode;
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});
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}(Prism));
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