You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

124 lines
2.9 KiB
JavaScript

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