62 lines
2.7 KiB
JavaScript
62 lines
2.7 KiB
JavaScript
define([
|
|
"underscore",
|
|
"extensions/markdownExtra",
|
|
"extensions/mathJax",
|
|
"classes/Extension",
|
|
], function(_, markdownExtra, mathJax, Extension) {
|
|
|
|
var markdownSectionParser = new Extension("markdownSectionParser", "Markdown section parser");
|
|
|
|
var eventMgr;
|
|
markdownSectionParser.onEventMgrCreated = function(eventMgrParameter) {
|
|
eventMgr = eventMgrParameter;
|
|
};
|
|
|
|
markdownSectionParser.onPagedownConfigure = function(editor) {
|
|
|
|
// Build a regexp to look for section delimiters
|
|
var regexp = '^.+[ \\t]*\\n=+[ \\t]*\\n+|^.+[ \\t]*\\n-+[ \\t]*\\n+|^\\#{1,6}[ \\t]*.+?[ \\t]*\\#*\\n+'; // Title delimiters
|
|
if(markdownExtra.enabled) {
|
|
if(_.some(markdownExtra.config.extensions, function(extension) {
|
|
return extension == "fenced_code_gfm";
|
|
})) {
|
|
regexp = '^```.*\\n[\\s\\S]*?\\n```|' + regexp; // Fenced block delimiters
|
|
}
|
|
}
|
|
if(mathJax.enabled) {
|
|
// Math delimiter has to follow 1 empty line to be considered as a section delimiter
|
|
regexp = '^[ \\t]*\\n\\$\\$[\\s\\S]*?\\$\\$|' + regexp; // $$ math block delimiters
|
|
regexp = '^[ \\t]*\\n\\\\\\\\[[\\s\\S]*?\\\\\\\\]|' + regexp; // \\[ \\] math block delimiters
|
|
regexp = '^[ \\t]*\\n\\\\?\\\\begin\\{[a-z]*\\*?\\}[\\s\\S]*?\\\\end\\{[a-z]*\\*?\\}|' + regexp; // \\begin{...} \\end{...} math block delimiters
|
|
}
|
|
regexp = new RegExp(regexp, 'gm');
|
|
|
|
var converter = editor.getConverter();
|
|
converter.hooks.chain("preConversion", function(text) {
|
|
eventMgr.previewStartTime = new Date();
|
|
var tmpText = text + "\n\n";
|
|
function addSection(startOffset, endOffset) {
|
|
var sectionText = tmpText.substring(offset, endOffset);
|
|
sectionList.push({
|
|
text: sectionText,
|
|
textWithDelimiter: '\n<div class="se-section-delimiter"></div>\n\n' + sectionText + '\n'
|
|
});
|
|
}
|
|
var sectionList = [], offset = 0;
|
|
// Look for delimiters
|
|
tmpText.replace(regexp, function(match, matchOffset) {
|
|
// Create a new section with the text preceding the delimiter
|
|
addSection(offset, matchOffset);
|
|
offset = matchOffset;
|
|
});
|
|
// Last section
|
|
addSection(offset, text.length);
|
|
eventMgr.onSectionsCreated(sectionList);
|
|
return _.reduce(sectionList, function(result, section) {
|
|
return result + section.textWithDelimiter;
|
|
}, '');
|
|
});
|
|
};
|
|
|
|
return markdownSectionParser;
|
|
}); |