mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-11-23 10:07:19 +00:00
First pass at transliterating the wikifier to avoid DOM usage
Instead, the parse tree is built up as a JavaScript object tree
This commit is contained in:
Jeremy Ruston
parent
fc423ba336
commit
e43237e282
211
js/Formatter.js
211
js/Formatter.js
@ -6,7 +6,7 @@ var Tiddler = require("./Tiddler.js").Tiddler,
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utils = require("./Utils.js"),
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util = require("util");
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textPrimitives = {
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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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@ -51,7 +51,9 @@ function Formatter()
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}
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Formatter.createElementAndWikify = function(w) {
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w.subWikifyTerm(createTiddlyElement(w.output,this.element),this.termRegExp);
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var e = {type: this.element, children: []};
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w.output.push(e);
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w.subWikifyTerm(e.children,this.termRegExp);
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};
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Formatter.inlineCssHelper = function(w) {
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@ -80,12 +82,14 @@ Formatter.inlineCssHelper = function(w) {
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};
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Formatter.applyCssHelper = function(e,styles) {
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var t;
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for(t=0; t< styles.length; t++) {
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try {
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e.style[styles[t].style] = styles[t].value;
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} catch (ex) {
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}
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if(!"attributes" in e) {
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e.attributes = {};
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}
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if(!"styles" in e.attributes) {
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e.attributes.style = {};
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}
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for(var t=0; t< styles.length; t++) {
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e.attributes.style[styles[t].style] = styles[t].value;
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}
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};
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@ -94,12 +98,14 @@ Formatter.enclosedTextHelper = function(w) {
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var lookaheadMatch = this.lookaheadRegExp.exec(w.source);
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if(lookaheadMatch && lookaheadMatch.index == w.matchStart) {
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var text = lookaheadMatch[1];
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createTiddlyElement(w.output,this.element,null,null,text);
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w.output.push({type: this.element, children: [
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{type: "text", value: text}
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]});
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w.nextMatch = lookaheadMatch.index + lookaheadMatch[0].length;
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}
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};
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Formatter.isExternalLink = function(link) {
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Formatter.isExternalLink = function(w,link) {
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if(w.store.tiddlerExists(link) || w.store.isShadowTiddler(link)) {
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// Definitely not an external link
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return false;
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@ -128,37 +134,39 @@ Formatter.formatters = [
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rowTypes: {"c":"caption", "h":"thead", "":"tbody", "f":"tfoot"},
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handler: function(w)
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{
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var table = createTiddlyElement(w.output,"table",null,"twtable");
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var table = {type: "table", attributes: {className: "twtable"}, children: []};
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w.output.push(table);
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var prevColumns = [];
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var currRowType = null;
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var rowContainer;
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var rowCount = 0;
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var onmouseover = function() {jQuery(this).addClass("hoverRow");};
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var onmouseout = function() {jQuery(this).removeClass("hoverRow");};
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w.nextMatch = w.matchStart;
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this.lookaheadRegExp.lastIndex = w.nextMatch;
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var lookaheadMatch = this.lookaheadRegExp.exec(w.source);
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while(lookaheadMatch && lookaheadMatch.index == w.nextMatch) {
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var nextRowType = lookaheadMatch[2];
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if(nextRowType == "k") {
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table.className = lookaheadMatch[1];
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table.attributes.className = lookaheadMatch[1];
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w.nextMatch += lookaheadMatch[0].length+1;
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} else {
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if(nextRowType != currRowType) {
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rowContainer = createTiddlyElement(table,this.rowTypes[nextRowType]);
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rowContainer = {type: this.rowTypes[nextRowType], children: [], attributes: {}};
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table.children.push(rowContainer);
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currRowType = nextRowType;
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}
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if(currRowType == "c") {
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// Caption
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w.nextMatch++;
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if(rowContainer != table.firstChild)
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table.insertBefore(rowContainer,table.firstChild);
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rowContainer.setAttribute("align",rowCount == 0?"top":"bottom");
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w.subWikifyTerm(rowContainer,this.rowTermRegExp);
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// Move the caption to the first row if it isn't already
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if(table.children.length !== 1) {
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table.children.pop(); // Take rowContainer out of the children array
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table.splice(0,0,rowContainer); // Insert it at the bottom
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}
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rowContainer.attributes.align = rowCount === 0 ? "top" : "bottom";
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w.subWikifyTerm(rowContainer.children,this.rowTermRegExp);
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} else {
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var theRow = createTiddlyElement(rowContainer,"tr",null,rowCount%2?"oddRow":"evenRow");
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theRow.onmouseover = onmouseover;
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theRow.onmouseout = onmouseout;
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var theRow = {type: "tr", className: rowCount%2 ? "oddRow" : "evenRow", children: []};
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rowContainer.children.push(theRow);
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this.rowHandler(w,theRow,prevColumns);
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rowCount++;
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}
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@ -180,12 +188,10 @@ Formatter.formatters = [
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var last = prevColumns[col];
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if(last) {
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last.rowSpanCount++;
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last.element.setAttribute("rowspan",last.rowSpanCount);
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last.element.setAttribute("rowSpan",last.rowSpanCount); // Needed for IE
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last.element.valign = "center";
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last.element.attributes.rowspan = last.rowSpanCount;
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last.element.attributes.valign = "center";
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if(colSpanCount > 1) {
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last.element.setAttribute("colspan",colSpanCount);
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last.element.setAttribute("colSpan",colSpanCount); // Needed for IE
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last.element.attributes.colspan = colSpanCount;
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colSpanCount = 1;
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}
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}
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@ -197,8 +203,7 @@ Formatter.formatters = [
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} else if(cellMatch[2]) {
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// End of row
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if(prevCell && colSpanCount > 1) {
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prevCell.setAttribute("colspan",colSpanCount);
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prevCell.setAttribute("colSpan",colSpanCount); // Needed for IE
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prevCell.attributes.colspan = colSpanCount;
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}
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w.nextMatch = this.cellRegExp.lastIndex;
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break;
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@ -215,24 +220,25 @@ Formatter.formatters = [
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}
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var cell;
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if(chr == "!") {
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cell = createTiddlyElement(e,"th");
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cell = {type: "th", attributes: {}, children: []};
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e.push(cell);
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w.nextMatch++;
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} else {
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cell = createTiddlyElement(e,"td");
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cell = {type: "td", attributes: {}, children: []};
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e.push(cell);
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}
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prevCell = cell;
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prevColumns[col] = {rowSpanCount:1,element:cell};
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if(colSpanCount > 1) {
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cell.setAttribute("colspan",colSpanCount);
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cell.setAttribute("colSpan",colSpanCount); // Needed for IE
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cell.attributes.colspan = colSpanCount;
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colSpanCount = 1;
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}
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Formatter.applyCssHelper(cell,styles);
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w.subWikifyTerm(cell,this.cellTermRegExp);
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if(w.matchText.substr(w.matchText.length-2,1) == " ") // spaceRight
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cell.align = spaceLeft ? "center" : "left";
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cell.attributes.align = spaceLeft ? "center" : "left";
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else if(spaceLeft)
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cell.align = "right";
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cell.attributes.align = "right";
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w.nextMatch--;
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}
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col++;
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@ -248,7 +254,9 @@ Formatter.formatters = [
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termRegExp: /(\n)/mg,
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handler: function(w)
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{
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w.subWikifyTerm(createTiddlyElement(w.output,"h" + w.matchLength),this.termRegExp);
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var e = {type: "h" + w.matchLength, attributes: {}, children: []};
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w.output.push(e);
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w.subWikifyTerm(e.children,this.termRegExp);
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}
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},
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@ -283,11 +291,13 @@ Formatter.formatters = [
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baseType = listType;
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listLevel = lookaheadMatch[0].length;
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w.nextMatch += lookaheadMatch[0].length;
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var t;
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var t,e;
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if(listLevel > currLevel) {
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for(t=currLevel; t<listLevel; t++) {
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var target = (currLevel == 0) ? stack[stack.length-1] : stack[stack.length-1].lastChild;
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stack.push(createTiddlyElement(target,listType));
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var target = (currLevel === 0) ? stack[stack.length-1] : stack[stack.length-1].lastChild;
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e = {type: listType, attributes: {}, children: []};
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target.push(e);
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stack.push(e.children);
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}
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} else if(listType!=baseType && listLevel==1) {
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w.nextMatch -= lookaheadMatch[0].length;
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@ -297,12 +307,15 @@ Formatter.formatters = [
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stack.pop();
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} else if(listLevel == currLevel && listType != currType) {
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stack.pop();
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stack.push(createTiddlyElement(stack[stack.length-1].lastChild,listType));
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e = {type: listType, attributes: {}, children: []};
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stack[stack.length-1].push(e);
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stack.push(e.children);
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}
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currLevel = listLevel;
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currType = listType;
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var e = createTiddlyElement(stack[stack.length-1],itemType);
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w.subWikifyTerm(e,this.termRegExp);
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e = {type: itemType, attributes: {}, children: []};
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stack[stack.length-1].push(e);
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w.subWikifyTerm(e.children,this.termRegExp);
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this.lookaheadRegExp.lastIndex = w.nextMatch;
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lookaheadMatch = this.lookaheadRegExp.exec(w.source);
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}
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@ -328,18 +341,20 @@ Formatter.formatters = [
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var stack = [w.output];
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var currLevel = 0;
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var newLevel = w.matchLength;
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var t,matched;
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var t,matched,e;
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do {
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if(newLevel > currLevel) {
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for(t=currLevel; t<newLevel; t++)
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stack.push(createTiddlyElement(stack[stack.length-1],this.element));
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for(t=currLevel; t<newLevel; t++) {
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e = {type: this.element, attributes: {}, children: []};
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stack[stack.length-1].push(e);
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}
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} else if(newLevel < currLevel) {
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for(t=currLevel; t>newLevel; t--)
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stack.pop();
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}
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currLevel = newLevel;
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w.subWikifyTerm(stack[stack.length-1],this.termRegExp);
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createTiddlyElement(stack[stack.length-1],"br");
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stack[stack.length-1].push({type: "br", attributes: {}});
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this.lookaheadRegExp.lastIndex = w.nextMatch;
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var lookaheadMatch = this.lookaheadRegExp.exec(w.source);
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matched = lookaheadMatch && lookaheadMatch.index == w.nextMatch;
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@ -356,7 +371,8 @@ Formatter.formatters = [
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match: "^----+$\\n?|<hr ?/?>\\n?",
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handler: function(w)
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{
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createTiddlyElement(w.output,"hr");
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var e = {type: "hr", attributes: {}};
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w.output.push(e);
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}
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},
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@ -406,7 +422,7 @@ Formatter.formatters = [
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var lookaheadMatch = this.lookaheadRegExp.exec(w.source);
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if(lookaheadMatch && lookaheadMatch.index == w.matchStart && lookaheadMatch[1]) {
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w.nextMatch = this.lookaheadRegExp.lastIndex;
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invokeMacro(w.output,lookaheadMatch[1],lookaheadMatch[2],w,w.tiddler);
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w.output.push({type: "macro", name: lookaheadMatch[1], params: lookaheadMatch[2]});
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}
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}
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},
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@ -425,13 +441,17 @@ Formatter.formatters = [
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if(lookaheadMatch[3]) {
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// Pretty bracketted link
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var link = lookaheadMatch[3];
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e = (!lookaheadMatch[2] && Formatter.isExternalLink(link)) ?
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createExternalLink(w.output,link) : createTiddlyLink(w.output,link,false,null,w.isStatic,w.tiddler);
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if(!lookaheadMatch[2] && Formatter.isExternalLink(w,link)) {
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e = {type: "a", href: link, children: []};
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} else {
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e = {type: "tiddlerLink", href: link, children: []};
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}
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} else {
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// Simple bracketted link
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e = createTiddlyLink(w.output,text,false,null,w.isStatic,w.tiddler);
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e = {type: "tiddlerLink", href: text, children: []};
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}
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createTiddlyText(e,text);
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w.output.push(e);
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e.children.push({type: "text", value: text});
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w.nextMatch = this.lookaheadRegExp.lastIndex;
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}
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}
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@ -456,8 +476,9 @@ Formatter.formatters = [
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}
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}
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if(w.autoLinkWikiWords || w.store.isShadowTiddler(w.matchText)) {
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var link = createTiddlyLink(w.output,w.matchText,false,null,w.isStatic,w.tiddler);
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w.outputText(link,w.matchStart,w.nextMatch);
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var link = {type: "tiddlerLink", href: w.matchText, children: []};
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w.output.push(link);
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w.outputText(link.children,w.matchStart,w.nextMatch);
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} else {
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w.outputText(w.output,w.matchStart,w.nextMatch);
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}
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@ -469,7 +490,9 @@ Formatter.formatters = [
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match: textPrimitives.urlPattern,
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handler: function(w)
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{
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w.outputText(createExternalLink(w.output,w.matchText),w.matchStart,w.nextMatch);
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var e = {type: "a", href: w.matchText, children: []};
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w.output.push(e);
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w.outputText(e.children,w.matchStart,w.nextMatch);
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}
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},
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@ -485,18 +508,27 @@ Formatter.formatters = [
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if(lookaheadMatch && lookaheadMatch.index == w.matchStart) {
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var e = w.output;
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if(lookaheadMatch[5]) {
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var link = lookaheadMatch[5];
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e = Formatter.isExternalLink(link) ? createExternalLink(w.output,link) : createTiddlyLink(w.output,link,false,null,w.isStatic,w.tiddler);
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jQuery(e).addClass("imageLink");
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var link = lookaheadMatch[5],t;
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if(Formatter.isExternalLink(w,link)) {
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t = {type: "a", href: link, attributes: {}, children: []};
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w.output.push(t);
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e = t.children;
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} else {
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t = {type: "tiddlerLink", href: link, attributes: {}, children: []};
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w.output.push(t);
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e = t.children;
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}
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t.attributes.className = "imageLink";
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}
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var img = createTiddlyElement(e,"img");
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var img = {type: "img", attributes: {}};
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e.push(img);
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if(lookaheadMatch[1])
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img.align = "left";
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img.attributes.align = "left";
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else if(lookaheadMatch[2])
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img.align = "right";
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img.attributes.align = "right";
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if(lookaheadMatch[3]) {
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img.title = lookaheadMatch[3];
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img.setAttribute("alt",lookaheadMatch[3]);
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img.attributes.title = lookaheadMatch[3];
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img.attributes.alt = lookaheadMatch[3];
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}
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img.src = lookaheadMatch[4];
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w.nextMatch = this.lookaheadRegExp.lastIndex;
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@ -513,7 +545,7 @@ Formatter.formatters = [
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this.lookaheadRegExp.lastIndex = w.matchStart;
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var lookaheadMatch = this.lookaheadRegExp.exec(w.source);
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if(lookaheadMatch && lookaheadMatch.index == w.matchStart) {
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createTiddlyElement(w.output,"span").innerHTML = lookaheadMatch[1];
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w.output.push({type: "html", value: lookaheadMatch[1]});
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w.nextMatch = this.lookaheadRegExp.lastIndex;
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}
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}
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@ -537,31 +569,46 @@ Formatter.formatters = [
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match: "''|//|__|\\^\\^|~~|--(?!\\s|$)|\\{\\{\\{",
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handler: function(w)
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{
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var e;
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switch(w.matchText) {
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case "''":
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w.subWikifyTerm(w.output.appendChild(document.createElement("strong")),/('')/mg);
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e = {type: "strong", children: []};
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w.output.push(e);
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w.subWikifyTerm(e.children,/('')/mg);
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break;
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case "//":
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w.subWikifyTerm(createTiddlyElement(w.output,"em"),/(\/\/)/mg);
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e = {type: "em", children: []};
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w.output.push(e);
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w.subWikifyTerm(e.children,/(\/\/)/mg);
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break;
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case "__":
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w.subWikifyTerm(createTiddlyElement(w.output,"u"),/(__)/mg);
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e = {type: "u", children: []};
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w.output.push(e);
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w.subWikifyTerm(e.children,/(__)/mg);
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break;
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case "^^":
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w.subWikifyTerm(createTiddlyElement(w.output,"sup"),/(\^\^)/mg);
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e = {type: "sup", children: []};
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w.output.push(e);
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w.subWikifyTerm(e.children,/(\^\^)/mg);
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break;
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case "~~":
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w.subWikifyTerm(createTiddlyElement(w.output,"sub"),/(~~)/mg);
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e = {type: "sub", children: []};
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w.output.push(e);
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w.subWikifyTerm(e.children,/(~~)/mg);
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break;
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case "--":
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w.subWikifyTerm(createTiddlyElement(w.output,"strike"),/(--)/mg);
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e = {type: "strike", children: []};
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w.output.push(e);
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w.subWikifyTerm(e.children,/(--)/mg);
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break;
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case "{{{":
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var lookaheadRegExp = /\{\{\{((?:.|\n)*?)\}\}\}/mg;
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lookaheadRegExp.lastIndex = w.matchStart;
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var lookaheadMatch = lookaheadRegExp.exec(w.source);
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if(lookaheadMatch && lookaheadMatch.index == w.matchStart) {
|
||||
createTiddlyElement(w.output,"code",null,null,lookaheadMatch[1]);
|
||||
w.output.push({type: "code", children: [
|
||||
{type: "text", value: lookaheadMatch[1]}
|
||||
]});
|
||||
w.nextMatch = lookaheadRegExp.lastIndex;
|
||||
}
|
||||
break;
|
||||
@ -576,13 +623,14 @@ Formatter.formatters = [
|
||||
{
|
||||
switch(w.matchText) {
|
||||
case "@@":
|
||||
var e = createTiddlyElement(w.output,"span");
|
||||
var e = {type: "span", attributes: {}, children: []};
|
||||
w.output.push(e);
|
||||
var styles = Formatter.inlineCssHelper(w);
|
||||
if(styles.length == 0)
|
||||
if(styles.length === 0)
|
||||
e.className = "marked";
|
||||
else
|
||||
Formatter.applyCssHelper(e,styles);
|
||||
w.subWikifyTerm(e,/(@@)/mg);
|
||||
w.subWikifyTerm(e.children,/(@@)/mg);
|
||||
break;
|
||||
case "{{":
|
||||
var lookaheadRegExp = /\{\{[\s]*([\w]+[\s\w]*)[\s]*\{(\n?)/mg;
|
||||
@ -590,8 +638,11 @@ Formatter.formatters = [
|
||||
var lookaheadMatch = lookaheadRegExp.exec(w.source);
|
||||
if(lookaheadMatch) {
|
||||
w.nextMatch = lookaheadRegExp.lastIndex;
|
||||
e = createTiddlyElement(w.output,lookaheadMatch[2] == "\n" ? "div" : "span",null,lookaheadMatch[1]);
|
||||
w.subWikifyTerm(e,/(\}\}\})/mg);
|
||||
e = {type: lookaheadMatch[2] == "\n" ? "div" : "span", children: [
|
||||
{type: "text", value: lookaheadMatch[1]}
|
||||
]};
|
||||
w.output.push(e);
|
||||
w.subWikifyTerm(e.children,/(\}\}\})/mg);
|
||||
}
|
||||
break;
|
||||
}
|
||||
@ -603,7 +654,7 @@ Formatter.formatters = [
|
||||
match: "--",
|
||||
handler: function(w)
|
||||
{
|
||||
createTiddlyElement(w.output,"span").innerHTML = "—";
|
||||
w.output.push({type: "text", value: "—"});
|
||||
}
|
||||
},
|
||||
|
||||
@ -612,7 +663,7 @@ Formatter.formatters = [
|
||||
match: "\\n|<br ?/?>",
|
||||
handler: function(w)
|
||||
{
|
||||
createTiddlyElement(w.output,"br");
|
||||
w.output.push({type: "br"});
|
||||
}
|
||||
},
|
||||
|
||||
@ -625,7 +676,7 @@ Formatter.formatters = [
|
||||
this.lookaheadRegExp.lastIndex = w.matchStart;
|
||||
var lookaheadMatch = this.lookaheadRegExp.exec(w.source);
|
||||
if(lookaheadMatch && lookaheadMatch.index == w.matchStart) {
|
||||
createTiddlyElement(w.output,"span",null,null,lookaheadMatch[1]);
|
||||
w.output.push({type: "text", value: lookaheadMatch[1]});
|
||||
w.nextMatch = this.lookaheadRegExp.lastIndex;
|
||||
}
|
||||
}
|
||||
@ -636,7 +687,7 @@ Formatter.formatters = [
|
||||
match: "(?:(?:&#?[a-zA-Z0-9]{2,8};|.)(?:&#?(?:x0*(?:3[0-6][0-9a-fA-F]|1D[c-fC-F][0-9a-fA-F]|20[d-fD-F][0-9a-fA-F]|FE2[0-9a-fA-F])|0*(?:76[89]|7[7-9][0-9]|8[0-7][0-9]|761[6-9]|76[2-7][0-9]|84[0-3][0-9]|844[0-7]|6505[6-9]|6506[0-9]|6507[0-1]));)+|&#?[a-zA-Z0-9]{2,8};)",
|
||||
handler: function(w)
|
||||
{
|
||||
createTiddlyElement(w.output,"span").innerHTML = w.matchText;
|
||||
w.output.push({type: "text", value: w.matchText});
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -8,11 +8,14 @@ HTML elements are stored in the tree like this:
|
||||
|
||||
{type: "div", attributes: {
|
||||
attr1: value,
|
||||
attr2: value
|
||||
style: {
|
||||
name: value,
|
||||
name2: value2
|
||||
}
|
||||
}, children: [
|
||||
{child},
|
||||
{child},
|
||||
]}
|
||||
]}
|
||||
|
||||
Text nodes are:
|
||||
|
||||
@ -79,14 +82,10 @@ Wikifier.prototype.outputText = function(place,startPos,endPos)
|
||||
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);
|
||||
}
|
||||
if(terminator)
|
||||
this.subWikifyTerm(output,new RegExp("(" + terminator + ")","mg"));
|
||||
else
|
||||
this.subWikifyUnterm(output);
|
||||
};
|
||||
|
||||
Wikifier.prototype.subWikifyUnterm = function(output)
|
||||
|
||||
38
wikitest.js
Normal file
38
wikitest.js
Normal file
@ -0,0 +1,38 @@
|
||||
/*
|
||||
Wikifier test rig
|
||||
*/
|
||||
|
||||
|
||||
var Tiddler = require("./js/Tiddler.js").Tiddler,
|
||||
TiddlyWiki = require("./js/TiddlyWiki.js").TiddlyWiki,
|
||||
Formatter = require("./js/Formatter.js").Formatter,
|
||||
Wikifier = require("./js/Wikifier.js").Wikifier,
|
||||
utils = require("./js/Utils.js"),
|
||||
util = require("util");
|
||||
|
||||
// Create a store
|
||||
var store = new TiddlyWiki();
|
||||
|
||||
// Create some tiddlers
|
||||
store.addTiddler(new Tiddler({
|
||||
title: "First tiddler",
|
||||
text: "This is the ''text'' of the first tiddler"
|
||||
}));
|
||||
store.addTiddler(new Tiddler({
|
||||
title: "Second tiddler",
|
||||
text: "!!Heading\nThis is the text of the second tiddler. It has a list:\n* Item one\n* Item two\n* Item three\nAnd a <<macro invocation>>\n"
|
||||
}));
|
||||
|
||||
// Create the formatter
|
||||
var formatter = new Formatter();
|
||||
|
||||
// Create the wikifier attached to the store and the formatter
|
||||
var wikifier = new Wikifier(store,formatter);
|
||||
|
||||
function wikifyTiddler(title) {
|
||||
wikifier.wikify(store.getTiddlerText(title));
|
||||
console.error(title + " wikified to:\n" + util.inspect(wikifier.tree,false,10));
|
||||
}
|
||||
|
||||
wikifyTiddler("First tiddler");
|
||||
wikifyTiddler("Second tiddler");
|
||||
Loading…
Reference in New Issue
Block a user