101 lines
3.6 KiB
JavaScript
101 lines
3.6 KiB
JavaScript
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define([
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"jquery",
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"underscore",
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"classes/Extension",
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"text!html/partialRenderingSettingsBlock.html",
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], function($, _, Extension, partialRenderingSettingsBlockHTML) {
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var partialRendering = new Extension("partialRendering", "Partial rendering", true);
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partialRendering.settingsBlock = partialRenderingSettingsBlockHTML;
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var converter = undefined;
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var sectionList = [];
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var convertedSectionsList = [];
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var hasFootnotes = false;
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function extractSections(text) {
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text += "\n\n";
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// Strip link definitions
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var linkDefinition = "";
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text = text.replace(/^[ ]{0,3}\[(.+)\]:[ \t]*\n?[ \t]*<?(\S+?)>?(?=\s|$)[ \t]*\n?[ \t]*((\n*)["(](.+?)[")][ \t]*)?(?:\n+)/gm, function(wholeMatch) {
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linkDefinition += wholeMatch;
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return "";
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});
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// And eventually footnotes...
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hasFootnotes = false;
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var doFootnotes = _.some(converter.extraExtensions, function(extension) {
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return extension == "footnotes";
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});
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if(doFootnotes) {
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text = text.replace(/\n[ ]{0,3}\[\^(.+?)\]\:[ \t]*\n?([\s\S]*?)\n{1,2}((?=\n[ ]{0,3}\S)|$)/g, function(wholeMatch) {
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hasFootnotes = true;
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linkDefinition += wholeMatch;
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return "";
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});
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}
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// Look for titles
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var newSectionList = [];
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var offset = 0;
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text.replace(/^```.*\n[\s\S]*?\n```|(^.+[ \t]*\n=+[ \t]*\n+|^.+[ \t]*\n-+[ \t]*\n+|^\#{1,6}[ \t]*.+?[ \t]*\#*\n+)/gm, function(match, title, matchOffset) {
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if(title) {
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// We just found a title which means end of the previous section
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if(matchOffset > offset) {
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newSectionList.push(text.substring(offset, matchOffset) + "\n" + linkDefinition);
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offset = matchOffset;
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}
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}
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return "";
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});
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// Last section
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newSectionList.push(text.substring(offset, text.length) + linkDefinition);
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sectionList = newSectionList;
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}
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var isRendering = false;
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function renderSections() {
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// Renders sections
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isRendering = true;
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convertedSectionsList = _.map(sectionList, converter.makeHtml);
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isRendering = false;
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$("#wmd-preview").html(convertedSectionsList.join(""));
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// Move footnotes in the footer...
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if(hasFootnotes === true) {
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// Recreate a footnote list
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var footnoteElts = $("<ol>");
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$("#wmd-preview > div.footnotes > ol > li").each(function(index) {
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hasFootnotes = true;
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var elt = $(this);
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footnoteElts.append(elt);
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// Restore footnotes numbers
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var refId = "#fnref\\:" + elt.attr("id").substring(3);
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$(refId).text(index + 1);
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});
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// Append the whole footnotes at the end of the document
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$("#wmd-preview > div.footnotes").remove();
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$("#wmd-preview").append($('<div class="footnotes">').append("<hr>").append(footnoteElts));
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}
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}
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partialRendering.onEditorConfigure = function(editor) {
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converter = editor.getConverter();
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converter.hooks.chain("preConversion", function(text) {
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if(isRendering === true) {
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return text;
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}
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extractSections(text);
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return "";
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});
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editor.hooks.chain("onPreviewRefresh", function() {
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$("#wmd-preview").html(renderSections());
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});
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};
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return partialRendering;
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});
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