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Code Issues Releases Wiki Activity

Text-slicer: starting to support images

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This commit is contained in:
Jermolene 2015-09-17 08:41:21 +01:00
parent 7b8cb928cf
commit 1fef272388
9 changed files with 239 additions and 109 deletions
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176
editions/text-slicer/tiddlers/Sample Text.tid
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File diff suppressed because one or more lines are too long

52
plugins/tiddlywiki/text-slicer/modules/slicer.js
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@ -20,7 +20,8 @@ function Slicer(wiki,sourceTitle) {
this.iframe = null; // Reference to iframe used for HTML parsing
this.stopWordList = "the and a of on i".split(" ");
this.tiddlers = {};
this.parentStack = [];
this.parentStack = []; // Stack of parent heading or list
this.containerStack = []; // Stack of elements containing other elements
this.sliceTitle = null;
this.slicers = $tw.modules.applyMethods("slicer");
this.anchors = Object.create(null); // Hashmap of HTML anchor ID to tiddler title
@ -63,6 +64,20 @@ Slicer.prototype.popParentStackUntil = function(type) {
return this.parentStack[this.parentStack.length - 1].title;
};
Slicer.prototype.getTopContainer = function() {
return this.containerStack[this.containerStack.length-1];
};
Slicer.prototype.appendToCurrentContainer = function(newText) {
var title = this.containerStack[this.containerStack.length-1];
if(title) {
var tiddler = this.tiddlers[title] || {},
text = tiddler.text || "";
this.addTiddler($tw.utils.extend({title: title},tiddler,{text: text + newText}));
}
else {debugger;}
};
Slicer.prototype.convertTypeToLevel = function(type) {
if(type.charAt(0) === "h") {
@ -73,7 +88,7 @@ Slicer.prototype.convertTypeToLevel = function(type) {
};
Slicer.prototype.isBlank = function(s) {
return (/^[\s\xA0]*$/mg).test(s);
return (/^[\s\xA0]*$/g).test(s);
};
Slicer.prototype.getSourceHtmlDocument = function(tiddler) {
@ -147,36 +162,37 @@ Slicer.prototype.processNodeList = function(domNodeList) {
}
Slicer.prototype.processNode = function(domNode) {
var nodeType = domNode.nodeType;
if(nodeType === 1) { // DOM element nodes
var tagName = domNode.tagName.toLowerCase(),
hasProcessed = false;
for(var slicerTitle in this.slicers) {
var slicer = this.slicers[slicerTitle];
if(slicer.bind(this)(domNode,tagName)) {
hasProcessed = true;
break;
}
var nodeType = domNode.nodeType,
tagName = (domNode.tagName || "").toLowerCase(),
hasProcessed = false;
for(var slicerTitle in this.slicers) {
var slicer = this.slicers[slicerTitle];
if(slicer.bind(this)(domNode,tagName)) {
hasProcessed = true;
break;
}
if(!hasProcessed) {
if(domNode.hasChildNodes()) {
this.processNodeList(domNode.childNodes);
}
}
if(!hasProcessed) {
if(domNode.hasChildNodes()) {
this.processNodeList(domNode.childNodes);
}
}
};
// Slice a tiddler into individual tiddlers
Slicer.prototype.sliceTiddler = function(title) {
this.sliceTitle = title;
this.sliceTitle = "Sliced up " + title;
var domNode = this.getSourceDocument();
this.parentStack.push({type: "h0", title: this.addTiddler({
title: "Sliced up " + title,
title: this.sliceTitle,
text: "Document sliced at " + (new Date()),
list: [],
"toc-type": "document"
})});
this.currentTiddler = title;
this.containerStack.push(this.sliceTitle);
this.processNodeList(domNode.childNodes);
this.containerStack.pop();
};
// Output directly to the output tiddlers

4
plugins/tiddlywiki/text-slicer/modules/slicers/anchor.js
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@ -13,12 +13,12 @@ Handle slicing anchor nodes
"use strict";
exports.processAnchorNode = function(domNode,tagName) {
if(tagName === "a") {
if(domNode.nodeType === 1 && tagName === "a") {
var id = domNode.getAttribute("id");
if(id) {
this.registerAnchor(id);
return true;
}
return true;
}
return false;
};

39
plugins/tiddlywiki/text-slicer/modules/slicers/heading.js
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@ -13,27 +13,28 @@ Handle slicing heading nodes
"use strict";
exports.processHeadingNode = function(domNode,tagName) {
if(tagName === "h1" || tagName === "h2" || tagName === "h3" || tagName === "h4") {
if(domNode.nodeType === 1 && (tagName === "h1" || tagName === "h2" || tagName === "h3" || tagName === "h4")) {
var text = $tw.utils.htmlEncode(domNode.textContent);
if(!this.isBlank(text)) {
var title = this.makeUniqueTitle("heading",text),
parentTitle = this.popParentStackUntil(tagName),
tags = [];
if(domNode.className.trim() !== "") {
tags = tags.concat(domNode.className.split(" "));
}
this.addToList(parentTitle,title);
this.parentStack.push({type: tagName, title: this.addTiddler({
"toc-type": "heading",
"toc-heading-level": tagName,
title: title,
text: text,
list: [],
tags: tags
})});
this.currentTiddler = title;
return true;
var title = this.makeUniqueTitle("heading",text),
parentTitle = this.popParentStackUntil(tagName),
tags = [];
if(domNode.className.trim() !== "") {
tags = tags.concat(domNode.className.split(" "));
}
this.addToList(parentTitle,title);
this.parentStack.push({type: tagName, title: this.addTiddler({
"toc-type": "heading",
"toc-heading-level": tagName,
title: title,
text: "",
list: [],
tags: tags
})});
this.currentTiddler = title;
this.containerStack.push(title);
this.processNodeList(domNode.childNodes);
this.containerStack.pop();
return true;
}
return false;
};

34
plugins/tiddlywiki/text-slicer/modules/slicers/image.js Normal file
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@ -0,0 +1,34 @@
/*\
title: $:/plugins/tiddlywiki/text-slicer/modules/slicers/image.js
type: application/javascript
module-type: slicer
Handle slicing img nodes
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
exports.processImageNode = function(domNode,tagName) {
if(domNode.nodeType === 1 && tagName === "img") {
var src = domNode.getAttribute("src");
if(src && src.substr(0,5) === "data:") {
var parts = src.toString().substr(5).split(";base64,"),
containerTitle = this.getTopContainer(),
title = this.makeUniqueTitle("image",containerTitle);
this.addTiddler({
title: title,
type: parts[0],
text: parts[1]
});
this.appendToCurrentContainer("[img[" + title + "]]");
}
return true;
}
return false;
};
})();

11
plugins/tiddlywiki/text-slicer/modules/slicers/item.js
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@ -14,8 +14,8 @@ Handle slicing list item nodes
exports.processListItemNode = function(domNode,tagName) {
var text = $tw.utils.htmlEncode(domNode.textContent);
if(tagName === "li") {
if(!this.isBlank(text)) {
if(domNode.nodeType === 1 && tagName === "li") {
// if(!this.isBlank(text)) {
var title = this.makeUniqueTitle("list-item",text),
parentTitle = this.parentStack[this.parentStack.length - 1].title,
tags = [];
@ -26,14 +26,17 @@ exports.processListItemNode = function(domNode,tagName) {
this.addTiddler({
"toc-type": "item",
title: title,
text: text,
text: "",
list: [],
tags: tags
});
this.currentTiddler = title;
this.containerStack.push(title);
// this.containerStack.push("Just testing" + new Date());
this.processNodeList(domNode.childNodes);
this.containerStack.pop();
return true;
}
// }
}
return false;
};

2
plugins/tiddlywiki/text-slicer/modules/slicers/list.js
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@ -13,7 +13,7 @@ Handle slicing list nodes
"use strict";
exports.processListNode = function(domNode,tagName) {
if(tagName === "ul" || tagName === "ol") {
if(domNode.nodeType === 1 && (tagName === "ul" || tagName === "ol")) {
var title = this.makeUniqueTitle("list-" + tagName),
parentTitle = this.parentStack[this.parentStack.length - 1].title,
tags = [];

7
plugins/tiddlywiki/text-slicer/modules/slicers/paragraph.js
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@ -14,7 +14,7 @@ Handle slicing paragraph nodes
exports.processParagraphNode = function(domNode,tagName) {
var text = $tw.utils.htmlEncode(domNode.textContent);
if(tagName === "p") {
if(domNode.nodeType === 1 && tagName === "p") {
if(!this.isBlank(text)) {
var parentTitle = this.parentStack[this.parentStack.length - 1].title,
tags = [],
@ -25,10 +25,13 @@ exports.processParagraphNode = function(domNode,tagName) {
this.addToList(parentTitle,this.addTiddler({
"toc-type": "paragraph",
title: title,
text: text,
text: "",
tags: tags
}));
this.currentTiddler = title;
this.containerStack.push(title);
this.processNodeList(domNode.childNodes);
this.containerStack.pop();
return true;
}
}

23
plugins/tiddlywiki/text-slicer/modules/slicers/text.js Normal file
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@ -0,0 +1,23 @@
/*\
title: $:/plugins/tiddlywiki/text-slicer/modules/slicers/text.js
type: application/javascript
module-type: slicer
Handle slicing text nodes
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
exports.processTextNode = function(domNode,tagName) {
if(domNode.nodeType === 3) {
this.appendToCurrentContainer($tw.utils.htmlEncode(domNode.textContent));
return true;
}
return false;
};
})();