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TiddlyWiki5/editions/tw2/source/tiddlywiki/js/FormatterHelpers.js
2012-11-16 21:20:27 +00:00

95 lines
2.4 KiB
JavaScript
Executable File

//--
//-- Formatter helpers
//--
function Formatter(formatters)
{
var n;
this.formatters = [];
var pattern = [];
for(n=0; n<formatters.length; n++) {
pattern.push("(" + formatters[n].match + ")");
this.formatters.push(formatters[n]);
}
this.formatterRegExp = new RegExp(pattern.join("|"),"mg");
}
config.formatterHelpers = {
createElementAndWikify: function(w)
{
w.subWikifyTerm(createTiddlyElement(w.output,this.element),this.termRegExp);
},
inlineCssHelper: function(w)
{
var styles = [];
config.textPrimitives.cssLookaheadRegExp.lastIndex = w.nextMatch;
var lookaheadMatch = config.textPrimitives.cssLookaheadRegExp.exec(w.source);
while(lookaheadMatch && lookaheadMatch.index == w.nextMatch) {
var s,v;
if(lookaheadMatch[1]) {
s = lookaheadMatch[1].unDash();
v = lookaheadMatch[2];
} else {
s = lookaheadMatch[3].unDash();
v = lookaheadMatch[4];
}
if(s=="bgcolor")
s = "backgroundColor";
if(s=="float")
s = "cssFloat";
styles.push({style: s, value: v});
w.nextMatch = lookaheadMatch.index + lookaheadMatch[0].length;
config.textPrimitives.cssLookaheadRegExp.lastIndex = w.nextMatch;
lookaheadMatch = config.textPrimitives.cssLookaheadRegExp.exec(w.source);
}
return styles;
},
applyCssHelper: function(e,styles)
{
var t;
for(t=0; t< styles.length; t++) {
try {
e.style[styles[t].style] = styles[t].value;
} catch (ex) {
}
}
},
enclosedTextHelper: function(w)
{
this.lookaheadRegExp.lastIndex = w.matchStart;
var lookaheadMatch = this.lookaheadRegExp.exec(w.source);
if(lookaheadMatch && lookaheadMatch.index == w.matchStart) {
var text = lookaheadMatch[1];
if(config.browser.isIE)
text = text.replace(/\n/g,"\r");
createTiddlyElement(w.output,this.element,null,null,text);
w.nextMatch = lookaheadMatch.index + lookaheadMatch[0].length;
}
},
isExternalLink: function(link)
{
if(store.tiddlerExists(link) || store.isShadowTiddler(link)) {
//# Definitely not an external link
return false;
}
var urlRegExp = new RegExp(config.textPrimitives.urlPattern,"mg");
if(urlRegExp.exec(link)) {
//# Definitely an external link
return true;
}
if(link.indexOf(".")!=-1 || link.indexOf("\\")!=-1 || link.indexOf("/")!=-1 || link.indexOf("#")!=-1) {
//# Link contains . / \ or # so is probably an external link
return true;
}
//# Otherwise assume it is not an external link
return false;
}
};