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| var worker = new Worker('worker.js'); |
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| function parseWiki(_w) { | |
| var t; | |
| // Parse the wiki data | |
| t = _w.replace(/=====(.*?)=====/g, '<h5>$1</h5>'); | |
| t = t.replace(/====(.*?)====/g, '<h4>$1</h4>'); | |
| t = t.replace(/===(.*?)===/g, '<h3>$1</h3>'); | |
| t = t.replace(/==(.*?)==/g, '<h2>$1</h2>'); | |
| t = t.replace(/=(.*?)=/g, '<h1>$1</h1>'); | |
| t = t.replace(/\*(.*?)\*/g, '<b>$1</b>'); | |
| t = t.replace(/\_(.*?)\_/g, '<i>$1</i>'); | |
| t = t.replace(/\n/g, '<br />' ); | |
| // Return the parsed data | |
| return t; | |
| } |
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| worker.onmessage = function(event) { | |
| alert(event.data); | |
| } |
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| worker.postMessage('Message for worker'); |
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| self.onmessage = function(event) { | |
| self.postMessage(event.data); | |
| }; |
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| <html> | |
| <head> | |
| <title> Wiki </title> | |
| </head> | |
| <body onload='init()'> | |
| <div id='wiki_div'></div> | |
| <textarea id='wiki_textarea' onkeyup='parse(this)' cols='100' rows='20'></textarea> | |
| </body> | |
| </html> |
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| <script type="text/javascript"> | |
| function init() { | |
| document.parser = new Worker('Parser.js'); | |
| document.parser.onerror = function(event){ | |
| throw new Error(event.message + " (" + event.filename + ":" + event.lineno + ")"); | |
| }; | |
| document.parser.onmessage = function(event) { | |
| document.getElementById('wiki_div').innerHTML = event.data; | |
| }; | |
| document.parser.postMessage(document.getElementById('wiki_textarea').value); | |
| } | |
| function parse(obj) { | |
| document.parser.postMessage(obj.value); | |
| } | |
| </script> |
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| document.parser.onerror = function(event){ | |
| throw new Error(event.message + " (" + event.filename + ":" + event.lineno + ")"); | |
| }; |
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| /* | |
| * This is a Javascript Worker to parse wiki code into HTML | |
| * | |
| * The script will parse the following: | |
| * ===== Level 5 Title ===== -> <h5>Level 5 Title</h5> | |
| * ==== Level 4 Title ==== -> <h4>Level 4 Title</h4> | |
| * === Level 3 Title === -> <h3>Level 3 Title</h3> | |
| * == Level 2 Title == -> <h2>Level 2 Title</h2> | |
| * = Level 1 Title = -> <h1>Level 1 Title</h1> | |
| * *Bold* -> <b>Bold</b> | |
| * _Italic_ -> <i>Italic</i> | |
| */ | |
| // Recieve message | |
| self.onmessage = function(event) { | |
| self.postMessage(parseWiki(event.data)); | |
| }; | |
| /* | |
| * Function to parse the wiki text and return the html. | |
| * | |
| * _w - The wiki text | |
| * | |
| * returns - String containing parsed HTML | |
| * | |
| */ | |
| function parseWiki(_w) { | |
| var t; | |
| // Parse the wiki data | |
| t = _w.replace(/=====(.*?)=====/g, '<h5>$1</h5>'); | |
| t = t.replace(/====(.*?)====/g, '<h4>$1</h4>'); | |
| t = t.replace(/===(.*?)===/g, '<h3>$1</h3>'); | |
| t = t.replace(/==(.*?)==/g, '<h2>$1</h2>'); | |
| t = t.replace(/=(.*?)=/g, '<h1>$1</h1>'); | |
| t = t.replace(/\*(.*?)\*/g, '<b>$1</b>'); | |
| t = t.replace(/\_(.*?)\_/g, '<i>$1</i>'); | |
| t = t.replace(/\n/g, '<br />' ); | |
| // Return the parsed data | |
| return t; | |
| } |
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| self.onmessage = function(event) { | |
| self.postMessage(parseWiki(event.data)); | |
| }; |
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