mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-10-05 18:30:46 +00:00
28cce8b269
This is pretty much the raw TiddlyWiki code. Formatter.js incorporates FormatterHelper.js, too.
212 lines
7.5 KiB
JavaScript
Executable File
212 lines
7.5 KiB
JavaScript
Executable File
/*global require: false, exports: false, process: false */
|
|
"use strict";
|
|
|
|
var Tiddler = require("./Tiddler.js").Tiddler,
|
|
TiddlyWiki = require("./TiddlyWiki.js").TiddlyWiki,
|
|
utils = require("./Utils.js"),
|
|
util = require("util");
|
|
|
|
//# Construct a wikifier object
|
|
//# source - source string that's going to be wikified
|
|
//# formatter - Formatter() object containing the list of formatters to be used
|
|
//# highlightRegExp - regular expression of the text string to highlight
|
|
//# tiddler - reference to the tiddler that's taken to be the container for this wikification
|
|
var Wikifier = function(source,formatter,highlightRegExp,tiddler)
|
|
{
|
|
this.source = source;
|
|
this.output = null;
|
|
this.formatter = formatter;
|
|
this.nextMatch = 0;
|
|
this.autoLinkWikiWords = tiddler && tiddler.autoLinkWikiWords() == false ? false : true;
|
|
this.highlightRegExp = highlightRegExp;
|
|
this.highlightMatch = null;
|
|
this.isStatic = false;
|
|
if(highlightRegExp) {
|
|
highlightRegExp.lastIndex = 0;
|
|
this.highlightMatch = highlightRegExp.exec(source);
|
|
}
|
|
this.tiddler = tiddler;
|
|
}
|
|
|
|
Wikifier.prototype.wikifyPlain = function()
|
|
{
|
|
var e = createTiddlyElement(document.body,"div");
|
|
e.style.display = "none";
|
|
this.subWikify(e);
|
|
var text = jQuery(e).text();
|
|
jQuery(e).remove();
|
|
return text;
|
|
};
|
|
|
|
Wikifier.prototype.subWikify = function(output,terminator)
|
|
{
|
|
//# Handle the terminated and unterminated cases separately, this speeds up wikifikation by about 30%
|
|
try {
|
|
if(terminator)
|
|
this.subWikifyTerm(output,new RegExp("(" + terminator + ")","mg"));
|
|
else
|
|
this.subWikifyUnterm(output);
|
|
} catch(ex) {
|
|
showException(ex);
|
|
}
|
|
};
|
|
|
|
Wikifier.prototype.subWikifyUnterm = function(output)
|
|
{
|
|
//# subWikify can be indirectly recursive, so we need to save the old output pointer
|
|
var oldOutput = this.output;
|
|
this.output = output;
|
|
//# Get the first match
|
|
this.formatter.formatterRegExp.lastIndex = this.nextMatch;
|
|
var formatterMatch = this.formatter.formatterRegExp.exec(this.source);
|
|
while(formatterMatch) {
|
|
// Output any text before the match
|
|
if(formatterMatch.index > this.nextMatch)
|
|
this.outputText(this.output,this.nextMatch,formatterMatch.index);
|
|
// Set the match parameters for the handler
|
|
this.matchStart = formatterMatch.index;
|
|
this.matchLength = formatterMatch[0].length;
|
|
this.matchText = formatterMatch[0];
|
|
this.nextMatch = this.formatter.formatterRegExp.lastIndex;
|
|
//# Figure out which formatter matched and call its handler
|
|
var t;
|
|
for(t=1; t<formatterMatch.length; t++) {
|
|
if(formatterMatch[t]) {
|
|
this.formatter.formatters[t-1].handler(this);
|
|
this.formatter.formatterRegExp.lastIndex = this.nextMatch;
|
|
break;
|
|
}
|
|
}
|
|
//# Get the next match
|
|
formatterMatch = this.formatter.formatterRegExp.exec(this.source);
|
|
}
|
|
//# Output any text after the last match
|
|
if(this.nextMatch < this.source.length) {
|
|
this.outputText(this.output,this.nextMatch,this.source.length);
|
|
this.nextMatch = this.source.length;
|
|
}
|
|
//# Restore the output pointer
|
|
this.output = oldOutput;
|
|
};
|
|
|
|
Wikifier.prototype.subWikifyTerm = function(output,terminatorRegExp)
|
|
{
|
|
//# subWikify can be indirectly recursive, so we need to save the old output pointer
|
|
var oldOutput = this.output;
|
|
this.output = output;
|
|
//# Get the first matches for the formatter and terminator RegExps
|
|
terminatorRegExp.lastIndex = this.nextMatch;
|
|
var terminatorMatch = terminatorRegExp.exec(this.source);
|
|
this.formatter.formatterRegExp.lastIndex = this.nextMatch;
|
|
var formatterMatch = this.formatter.formatterRegExp.exec(terminatorMatch ? this.source.substr(0,terminatorMatch.index) : this.source);
|
|
while(terminatorMatch || formatterMatch) {
|
|
//# Check for a terminator match before the next formatter match
|
|
if(terminatorMatch && (!formatterMatch || terminatorMatch.index <= formatterMatch.index)) {
|
|
//# Output any text before the match
|
|
if(terminatorMatch.index > this.nextMatch)
|
|
this.outputText(this.output,this.nextMatch,terminatorMatch.index);
|
|
//# Set the match parameters
|
|
this.matchText = terminatorMatch[1];
|
|
this.matchLength = terminatorMatch[1].length;
|
|
this.matchStart = terminatorMatch.index;
|
|
this.nextMatch = this.matchStart + this.matchLength;
|
|
//# Restore the output pointer
|
|
this.output = oldOutput;
|
|
return;
|
|
}
|
|
//# It must be a formatter match; output any text before the match
|
|
if(formatterMatch.index > this.nextMatch)
|
|
this.outputText(this.output,this.nextMatch,formatterMatch.index);
|
|
//# Set the match parameters
|
|
this.matchStart = formatterMatch.index;
|
|
this.matchLength = formatterMatch[0].length;
|
|
this.matchText = formatterMatch[0];
|
|
this.nextMatch = this.formatter.formatterRegExp.lastIndex;
|
|
//# Figure out which formatter matched and call its handler
|
|
var t;
|
|
for(t=1; t<formatterMatch.length; t++) {
|
|
if(formatterMatch[t]) {
|
|
this.formatter.formatters[t-1].handler(this);
|
|
this.formatter.formatterRegExp.lastIndex = this.nextMatch;
|
|
break;
|
|
}
|
|
}
|
|
//# Get the next match
|
|
terminatorRegExp.lastIndex = this.nextMatch;
|
|
terminatorMatch = terminatorRegExp.exec(this.source);
|
|
formatterMatch = this.formatter.formatterRegExp.exec(terminatorMatch ? this.source.substr(0,terminatorMatch.index) : this.source);
|
|
}
|
|
//# Output any text after the last match
|
|
if(this.nextMatch < this.source.length) {
|
|
this.outputText(this.output,this.nextMatch,this.source.length);
|
|
this.nextMatch = this.source.length;
|
|
}
|
|
//# Restore the output pointer
|
|
this.output = oldOutput;
|
|
};
|
|
|
|
Wikifier.prototype.outputText = function(place,startPos,endPos)
|
|
{
|
|
//# Check for highlights
|
|
while(this.highlightMatch && (this.highlightRegExp.lastIndex > startPos) && (this.highlightMatch.index < endPos) && (startPos < endPos)) {
|
|
//# Deal with any plain text before the highlight
|
|
if(this.highlightMatch.index > startPos) {
|
|
createTiddlyText(place,this.source.substring(startPos,this.highlightMatch.index));
|
|
startPos = this.highlightMatch.index;
|
|
}
|
|
//# Deal with the highlight
|
|
var highlightEnd = Math.min(this.highlightRegExp.lastIndex,endPos);
|
|
createTiddlyElement(place,"span",null,"highlight",this.source.substring(startPos,highlightEnd));
|
|
startPos = highlightEnd;
|
|
//# Nudge along to the next highlight if we're done with this one
|
|
if(startPos >= this.highlightRegExp.lastIndex)
|
|
this.highlightMatch = this.highlightRegExp.exec(this.source);
|
|
}
|
|
//# Do the unhighlighted text left over
|
|
if(startPos < endPos) {
|
|
createTiddlyText(place,this.source.substring(startPos,endPos));
|
|
}
|
|
};
|
|
|
|
Wikifier.wikify = function(source,output,highlightRegExp,tiddler)
|
|
{
|
|
if(source) {
|
|
var wikifier = new Wikifier(source,getParser(tiddler),highlightRegExp,tiddler);
|
|
var t0 = new Date();
|
|
wikifier.subWikify(output);
|
|
if(tiddler && config.options.chkDisplayInstrumentation)
|
|
displayMessage("wikify:" +tiddler.title+ " in " + (new Date()-t0) + " ms");
|
|
}
|
|
};
|
|
|
|
Wikifier.wikifyStatic = function(source,highlightRegExp,tiddler,format)
|
|
{
|
|
var e = createTiddlyElement(document.body,"pre");
|
|
e.style.display = "none";
|
|
var html = "";
|
|
if(source && source != "") {
|
|
if(!tiddler)
|
|
tiddler = new Tiddler("temp");
|
|
var wikifier = new Wikifier(source,getParser(tiddler,format),highlightRegExp,tiddler);
|
|
wikifier.isStatic = true;
|
|
wikifier.subWikify(e);
|
|
html = e.innerHTML;
|
|
jQuery(e).remove();
|
|
}
|
|
return html;
|
|
};
|
|
|
|
//# Wikify a string to plain text
|
|
//# text - text to wikify
|
|
//# limit - maximum number of characters to generate
|
|
//# tiddler - optional reference to the tiddler containing this text
|
|
Wikifier.wikifyPlainText = function(text,limit,tiddler)
|
|
{
|
|
if(limit > 0)
|
|
text = text.substr(0,limit);
|
|
var wikifier = new Wikifier(text,formatter,null,tiddler);
|
|
return wikifier.wikifyPlain();
|
|
};
|
|
|
|
exports.Wikifier = Wikifier;
|