Added basic support for HTML rendering

print-window-tiddler
Jeremy Ruston 2011-12-05 18:21:52 +00:00
rodzic 620add5579
commit e7cda202fb
3 zmienionych plików z 94 dodań i 38 usunięć

Wyświetl plik

@ -40,15 +40,62 @@ var WikiTextParser = function(text) {
this.subWikify(this.tree);
};
WikiTextParser.prototype.outputText = function(place,startPos,endPos)
{
// Render the tiddler as HTML from its parse tree
// type - MIME type of required output
// store - store object providing context for inter-tiddler operations
// title - render the tree as if it came from a tiddler of this title
WikiTextParser.prototype.render = function(type,store,title) {
if(type === "text/html") {
return this.renderAsHtml(store,title);
} else {
return null;
}
};
WikiTextParser.prototype.renderAsHtml = function(store,title) {
var output = [];
var renderElement = function(element, selfClosing) {
var tagBits = [element.type];
if(element.attributes) {
for(var a in element.attributes) {
tagBits.push(a + "=\"" + element.attributes[a] + "\"");
}
}
output.push("<" + tagBits.join(" ") + (selfClosing ? " /" : "") + ">");
if(!selfClosing) {
if(element.children) {
renderSubTree(element.children);
}
output.push("</" + element.type + ">");
}
};
var renderSubTree = function(tree) {
for(var t=0; t<tree.length; t++) {
switch(tree[t].type) {
case "text":
output.push(tree[t].value);
break;
case "br":
case "img":
renderElement(tree[t],true); // Self closing elements
break;
default:
renderElement(tree[t]);
break;
}
}
};
renderSubTree(this.tree);
return output.join("");
};
WikiTextParser.prototype.outputText = function(place,startPos,endPos) {
if(startPos < endPos) {
place.push({type: "text", value: this.source.substring(startPos,endPos)});
}
};
WikiTextParser.prototype.subWikify = function(output,terminator)
{
WikiTextParser.prototype.subWikify = function(output,terminator) {
// Handle the terminated and unterminated cases separately, this speeds up wikifikation by about 30%
if(terminator)
this.subWikifyTerm(output,new RegExp("(" + terminator + ")","mg"));
@ -56,8 +103,7 @@ WikiTextParser.prototype.subWikify = function(output,terminator)
this.subWikifyUnterm(output);
};
WikiTextParser.prototype.subWikifyUnterm = function(output)
{
WikiTextParser.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;
@ -94,8 +140,7 @@ WikiTextParser.prototype.subWikifyUnterm = function(output)
this.output = oldOutput;
};
WikiTextParser.prototype.subWikifyTerm = function(output,terminatorRegExp)
{
WikiTextParser.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;

Wyświetl plik

@ -54,7 +54,7 @@ WikiTextRules.createElementAndWikify = function(w) {
};
WikiTextRules.setAttr = function(e,attr,value) {
if(!"attributes" in e) {
if(!e.attributes) {
e.attributes = {};
}
e.attributes[attr] = value;
@ -165,7 +165,8 @@ WikiTextRules.rules = [
rowContainer.attributes.align = rowCount === 0 ? "top" : "bottom";
w.subWikifyTerm(rowContainer.children,this.rowTermRegExp);
} else {
var theRow = {type: "tr", className: rowCount%2 ? "oddRow" : "evenRow", children: []};
var theRow = {type: "tr", children: []};
WikiTextRules.setAttr(theRow,"className",rowCount%2 ? "oddRow" : "evenRow")
rowContainer.children.push(theRow);
this.rowHandler(w,theRow,prevColumns);
rowCount++;
@ -188,10 +189,10 @@ WikiTextRules.rules = [
var last = prevColumns[col];
if(last) {
last.rowSpanCount++;
last.element.attributes.rowspan = last.rowSpanCount;
last.element.attributes.valign = "center";
WikiTextRules.setAttr(last.element,"rowspan",last.rowSpanCount);
WikiTextRules.setAttr(last.element,"valign","center");
if(colSpanCount > 1) {
last.element.attributes.colspan = colSpanCount;
WikiTextRules.setAttr(last.element,"colspan",colSpanCount);
colSpanCount = 1;
}
}
@ -203,7 +204,7 @@ WikiTextRules.rules = [
} else if(cellMatch[2]) {
// End of row
if(prevCell && colSpanCount > 1) {
prevCell.attributes.colspan = colSpanCount;
WikiTextRules.setAttr(prevCell,"colspan",colSpanCount);
}
w.nextMatch = this.cellRegExp.lastIndex;
break;
@ -230,15 +231,15 @@ WikiTextRules.rules = [
prevCell = cell;
prevColumns[col] = {rowSpanCount:1,element:cell};
if(colSpanCount > 1) {
cell.attributes.colspan = colSpanCount;
WikiTextRules.setAttr(cell,"colspan",colSpanCount);
colSpanCount = 1;
}
WikiTextRules.applyCssHelper(cell,styles);
w.subWikifyTerm(cell,this.cellTermRegExp);
if(w.matchText.substr(w.matchText.length-2,1) == " ") // spaceRight
cell.attributes.align = spaceLeft ? "center" : "left";
WikiTextRules.setAttr(cell,"align",spaceLeft ? "center" : "left");
else if(spaceLeft)
cell.attributes.align = "right";
WikiTextRules.setAttr(cell,"align","right");
w.nextMatch--;
}
col++;
@ -354,7 +355,7 @@ WikiTextRules.rules = [
}
currLevel = newLevel;
w.subWikifyTerm(stack[stack.length-1],this.termRegExp);
stack[stack.length-1].push({type: "br", attributes: {}});
stack[stack.length-1].push({type: "br"});
this.lookaheadRegExp.lastIndex = w.nextMatch;
var lookaheadMatch = this.lookaheadRegExp.exec(w.source);
matched = lookaheadMatch && lookaheadMatch.index == w.nextMatch;
@ -371,7 +372,7 @@ WikiTextRules.rules = [
match: "^----+$\\n?|<hr ?/?>\\n?",
handler: function(w)
{
var e = {type: "hr", attributes: {}};
var e = {type: "hr"};
w.output.push(e);
}
},
@ -442,13 +443,15 @@ WikiTextRules.rules = [
// Pretty bracketted link
var link = lookaheadMatch[3];
if(!lookaheadMatch[2] && WikiTextRules.isExternalLink(w,link)) {
e = {type: "a", href: link, children: []};
e = {type: "a", children: []};
} else {
e = {type: "tiddlerLink", href: link, children: []};
e = {type: "tiddlerLink", children: []};
}
WikiTextRules.setAttr(e,"href",link);
} else {
// Simple bracketted link
e = {type: "tiddlerLink", href: text, children: []};
e = {type: "tiddlerLink", children: []};
WikiTextRules.setAttr(e,"href",text);
}
w.output.push(e);
e.children.push({type: "text", value: text});
@ -476,7 +479,8 @@ WikiTextRules.rules = [
}
}
if(w.autoLinkWikiWords) {
var link = {type: "tiddlerLink", href: w.matchText, children: []};
var link = {type: "tiddlerLink", children: []};
WikiTextRules.setAttr(link,"href",w.matchText);
w.output.push(link);
w.outputText(link.children,w.matchStart,w.nextMatch);
} else {
@ -490,7 +494,8 @@ WikiTextRules.rules = [
match: textPrimitives.urlPattern,
handler: function(w)
{
var e = {type: "a", href: w.matchText, children: []};
var e = {type: "a", children: []};
WikiTextRules.setAttr(e,"href",w.matchText);
w.output.push(e);
w.outputText(e.children,w.matchStart,w.nextMatch);
}
@ -510,15 +515,16 @@ WikiTextRules.rules = [
if(lookaheadMatch[5]) {
var link = lookaheadMatch[5],t;
if(WikiTextRules.isExternalLink(w,link)) {
t = {type: "a", href: link, children: []};
t = {type: "a", children: []};
w.output.push(t);
e = t.children;
} else {
t = {type: "tiddlerLink", href: link, children: []};
t = {type: "tiddlerLink", children: []};
w.output.push(t);
e = t.children;
}
t.attributes.className = "imageLink";
WikiTextRules.setAttr(t,"href",link);
WikiTextRules.setAttr(t,"className","imageLink");
}
var img = {type: "img"};
e.push(img);
@ -530,7 +536,7 @@ WikiTextRules.rules = [
WikiTextRules.setAttr(img,"title",lookaheadMatch[3]);
WikiTextRules.setAttr(img,"alt",lookaheadMatch[3]);
}
img.src = lookaheadMatch[4];
WikiTextRules.setAttr(img,"src",lookaheadMatch[4]);
w.nextMatch = this.lookaheadRegExp.lastIndex;
}
}
@ -623,7 +629,7 @@ WikiTextRules.rules = [
{
switch(w.matchText) {
case "@@":
var e = {type: "span", attributes: {}, children: []};
var e = {type: "span", children: []};
w.output.push(e);
var styles = WikiTextRules.inlineCssHelper(w);
if(styles.length === 0)

Wyświetl plik

@ -13,12 +13,17 @@ var wikiTest = function(spec) {
store = new TiddlyWiki(),
w;
for(t=0; t<spec.tiddlers.length; t++) {
store.addTiddler(new Tiddler(spec.tiddlers[t]));
var tid = new Tiddler(spec.tiddlers[t]);
store.addTiddler(tid);
console.error("%s in HTML:\n%s",tid.fields.title,tid.getParseTree().render("text/html",store,tid.fields.title));
}
for(t=0; t<spec.tests.length; t++) {
w = store.getTiddler(spec.tests[t].tiddler).getParseTree().tree;
if(JSON.stringify(w) !== JSON.stringify(spec.tests[t].output)) {
console.error("Failed at tiddler: " + spec.tests[t].tiddler + " with JSON:\n" + util.inspect(w,false,8));
console.error("Failed at tiddler: " + spec.tests[t].tiddler + " with JSON:\n" + util.inspect(w,false,8) + "\nTarget was:\n" + util.inspect(spec.tests[t].output,false,8));
}
}
};
@ -41,8 +46,8 @@ wikiTest({ tiddlers:
{ type: 'text',
value: ' of the first tiddler, with a link to the ' },
{ type: 'tiddlerLink',
href: 'SecondTiddler',
children: [ { type: 'text', value: 'SecondTiddler' } ] },
children: [ { type: 'text', value: 'SecondTiddler' } ],
attributes: {href: 'SecondTiddler'} },
{ type: 'text', value: ', too.' } ] },
{ tiddler: 'SecondTiddler',
output:
@ -66,14 +71,14 @@ wikiTest({ tiddlers:
output:
[ { type: 'text', value: 'An explicit link ' },
{ type: 'tiddlerLink',
href: 'Fourth Tiddler',
children: [ { type: 'text', value: 'Fourth Tiddler' } ] },
children: [ { type: 'text', value: 'Fourth Tiddler' } ],
attributes: { href: 'Fourth Tiddler' } },
{ type: 'text', value: ' and ' },
{ type: 'tiddlerLink',
href: 'Fourth Tiddler',
children: [ { type: 'text', value: 'a pretty link' } ] } ] },
children: [ { type: 'text', value: 'a pretty link' } ],
attributes: { href: 'Fourth Tiddler' } } ] },
{ tiddler: 'Fourth Tiddler',
output:
[ { type: 'text', value: 'An image ' },
{ type: 'img', src: 'Something.jpg' } ] } ] }
{ type: 'img', attributes: {src: 'Something.jpg' } } ] } ] }
);