kopia lustrzana https://github.com/miklobit/TiddlyWiki5
80 wiersze
2.0 KiB
JavaScript
80 wiersze
2.0 KiB
JavaScript
/*\
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title: $:/core/modules/parsers/wikiparser/rules/wikilink.js
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type: application/javascript
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module-type: wikirule
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Wiki text inline rule for wiki links. For example:
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```
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AWikiLink
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AnotherLink
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~SuppressedLink
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```
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Precede a camel case word with `~` to prevent it from being recognised as a link.
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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exports.name = "wikilink";
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exports.types = {inline: true};
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var textPrimitives = {
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upperLetter: "[A-Z\u00c0-\u00de\u0150\u0170]",
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lowerLetter: "[a-z0-9_\\-\u00df-\u00ff\u0151\u0171]",
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anyLetter: "[A-Za-z0-9_\\-\u00c0-\u00de\u00df-\u00ff\u0150\u0170\u0151\u0171]",
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anyLetterStrict: "[A-Za-z0-9\u00c0-\u00de\u00df-\u00ff\u0150\u0170\u0151\u0171]"
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};
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textPrimitives.unWikiLink = "~";
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textPrimitives.wikiLink = textPrimitives.upperLetter + "+" +
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textPrimitives.lowerLetter + "+" +
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textPrimitives.upperLetter +
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textPrimitives.anyLetter + "*";
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exports.init = function(parser) {
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this.parser = parser;
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// Regexp to match
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this.matchRegExp = new RegExp(textPrimitives.unWikiLink + "?" + textPrimitives.wikiLink,"mg");
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};
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/*
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Parse the most recent match
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*/
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exports.parse = function() {
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// Get the details of the match
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var linkText = this.match[0];
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// Move past the macro call
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this.parser.pos = this.matchRegExp.lastIndex;
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// If the link starts with the unwikilink character then just output it as plain text
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if(linkText.substr(0,1) === textPrimitives.unWikiLink) {
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return [{type: "text", text: linkText.substr(1)}];
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}
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// If the link has been preceded with a letter then don't treat it as a link
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if(this.match.index > 0) {
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var preRegExp = new RegExp(textPrimitives.anyLetterStrict,"mg");
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preRegExp.lastIndex = this.match.index-1;
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var preMatch = preRegExp.exec(this.parser.source);
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if(preMatch && preMatch.index === this.match.index-1) {
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return [{type: "text", text: linkText}];
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}
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}
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return [{
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type: "element",
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tag: "$link",
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attributes: {
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to: {type: "string", value: linkText}
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},
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children: [{
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type: "text",
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text: linkText
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}]
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}];
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};
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})();
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