51 lines
1.7 KiB
JavaScript
Executable File
51 lines
1.7 KiB
JavaScript
Executable File
/*
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Functions concerned with parsing TiddlyWiki files
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*/
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var tiddlerInput = require("./TiddlerInput.js"),
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utils = require("./Utils.js");
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var tiddlyWikiInput = exports;
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/*
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Parses the text of a TiddlyWiki HTML file, and returns the tiddlers as an array of hashmaps of raw fields.
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*/
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tiddlyWikiInput.parseTiddlyWiki = function(tiddlywikidoc) {
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var results = [];
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var storeAreaPos = locateStoreArea(tiddlywikidoc);
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if(storeAreaPos) {
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var endOfDivRegExp = /(<\/div>\s*)/gi;
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var startPos = storeAreaPos[0];
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endOfDivRegExp.lastIndex = startPos;
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var match = endOfDivRegExp.exec(tiddlywikidoc);
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while(match && startPos < storeAreaPos[1]) {
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var endPos = endOfDivRegExp.lastIndex;
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var fields = tiddlerInput.parseTiddlerDiv(tiddlywikidoc.substring(startPos,endPos));
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results.push(fields);
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startPos = endPos;
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match = endOfDivRegExp.exec(tiddlywikidoc);
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}
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}
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return results;
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}
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function locateStoreArea(tiddlywikidoc)
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{
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var startSaveArea = '<div id="' + 'storeArea">';
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var startSaveAreaRegExp = /<div id=["']?storeArea['"]?>/gi;
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var endSaveArea = '</d' + 'iv>';
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var endSaveAreaCaps = '</D' + 'IV>';
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var posOpeningDiv = tiddlywikidoc.search(startSaveAreaRegExp);
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var limitClosingDiv = tiddlywikidoc.indexOf("<"+"!--POST-STOREAREA--"+">");
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if(limitClosingDiv == -1) {
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limitClosingDiv = tiddlywikidoc.indexOf("<"+"!--POST-BODY-START--"+">");
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}
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var start = limitClosingDiv == -1 ? tiddlywikidoc.length : limitClosingDiv;
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var posClosingDiv = tiddlywikidoc.lastIndexOf(endSaveArea,start);
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if(posClosingDiv == -1) {
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posClosingDiv = tiddlywikidoc.lastIndexOf(endSaveAreaCaps,start);
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}
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return (posOpeningDiv != -1 && posClosingDiv != -1) ? [posOpeningDiv + startSaveArea.length,posClosingDiv] : null;
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}
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