From 1c6c114ee9c716f3dba8e31ec281e556ca99a08a Mon Sep 17 00:00:00 2001 From: umbrae Date: Thu, 5 Mar 2009 15:45:51 +0000 Subject: Adding the 0.1 source to trunk git-svn-id: http://arc90labs-readability.googlecode.com/svn/trunk@2 d4e419ec-0920-11de-bbfd-a7c1bc4c261e --- js/jquery-1.3.1.min.js | 19 ++++++ js/readability-0.1-debug.js | 160 ++++++++++++++++++++++++++++++++++++++++++++ js/readability-0.1.js | 149 +++++++++++++++++++++++++++++++++++++++++ js/readability-start.js | 50 ++++++++++++++ 4 files changed, 378 insertions(+) create mode 100755 js/jquery-1.3.1.min.js create mode 100755 js/readability-0.1-debug.js create mode 100755 js/readability-0.1.js create mode 100755 js/readability-start.js (limited to 'js') diff --git a/js/jquery-1.3.1.min.js b/js/jquery-1.3.1.min.js new file mode 100755 index 0000000..673456e --- /dev/null +++ b/js/jquery-1.3.1.min.js @@ -0,0 +1,19 @@ +/* + * jQuery JavaScript Library v1.3.1 + * http://jquery.com/ + * + * Copyright (c) 2009 John Resig + * Dual licensed under the MIT and GPL licenses. + * http://docs.jquery.com/License + * + * Date: 2009-01-21 20:42:16 -0500 (Wed, 21 Jan 2009) + * Revision: 6158 + */ +(function(){var l=this,g,y=l.jQuery,p=l.$,o=l.jQuery=l.$=function(E,F){return new o.fn.init(E,F)},D=/^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/,f=/^.[^:#\[\.,]*$/;o.fn=o.prototype={init:function(E,H){E=E||document;if(E.nodeType){this[0]=E;this.length=1;this.context=E;return this}if(typeof E==="string"){var G=D.exec(E);if(G&&(G[1]||!H)){if(G[1]){E=o.clean([G[1]],H)}else{var I=document.getElementById(G[3]);if(I&&I.id!=G[3]){return o().find(E)}var F=o(I||[]);F.context=document;F.selector=E;return F}}else{return o(H).find(E)}}else{if(o.isFunction(E)){return o(document).ready(E)}}if(E.selector&&E.context){this.selector=E.selector;this.context=E.context}return this.setArray(o.makeArray(E))},selector:"",jquery:"1.3.1",size:function(){return this.length},get:function(E){return E===g?o.makeArray(this):this[E]},pushStack:function(F,H,E){var G=o(F);G.prevObject=this;G.context=this.context;if(H==="find"){G.selector=this.selector+(this.selector?" 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J=this[0],G=J.offsetParent,F=J,O=J.ownerDocument,M,H=O.documentElement,K=O.body,L=O.defaultView,E=L.getComputedStyle(J,null),N=J.offsetTop,I=J.offsetLeft;while((J=J.parentNode)&&J!==K&&J!==H){M=L.getComputedStyle(J,null);N-=J.scrollTop,I-=J.scrollLeft;if(J===G){N+=J.offsetTop,I+=J.offsetLeft;if(o.offset.doesNotAddBorder&&!(o.offset.doesAddBorderForTableAndCells&&/^t(able|d|h)$/i.test(J.tagName))){N+=parseInt(M.borderTopWidth,10)||0,I+=parseInt(M.borderLeftWidth,10)||0}F=G,G=J.offsetParent}if(o.offset.subtractsBorderForOverflowNotVisible&&M.overflow!=="visible"){N+=parseInt(M.borderTopWidth,10)||0,I+=parseInt(M.borderLeftWidth,10)||0}E=M}if(E.position==="relative"||E.position==="static"){N+=K.offsetTop,I+=K.offsetLeft}if(E.position==="fixed"){N+=Math.max(H.scrollTop,K.scrollTop),I+=Math.max(H.scrollLeft,K.scrollLeft)}return{top:N,left:I}}}o.offset={initialize:function(){if(this.initialized){return}var L=document.body,F=document.createElement("div"),H,G,N,I,M,E,J=L.style.marginTop,K='
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tags with

tags : + var pattern = new RegExp ("
[ \r\n\s]*
", "g"); + document.body.innerHTML = document.body.innerHTML.replace(pattern, "

"); + + // Grab the title from the tag and inject it as the title. + articleTitle.textContent = document.title; + articleContent.appendChild(articleTitle); + + // Study all the paragraphs and find the chunk that has the most <p>'s and keep it: + for (var j=0; j < allParagraphs.length; j++) { + var tempParas = allParagraphs[j].parentNode.getElementsByTagName("p"); + if ( tempParas.length > topDivCount && allParagraphs[j].parentNode.textContent.split(',').length >= tempParas.length ) { + topDivCount = tempParas.length; + topDiv = allParagraphs[j].parentNode; + topDiv.className = "bug-yellow"; + } + } + topDiv.className = "bug-green"; + + /* + // REMOVES ALL STYLESHEETS ... + for (var k=0;k < document.styleSheets.length; k++) { + if (document.styleSheets[k].href != null && document.styleSheets[k].href.lastIndexOf("arc90.com") == -1) { + document.styleSheets[k].disabled = true; + } + } + */ + + // cleanStyles(topDiv); // Removes all style attributes + // topDiv = killDivs(topDiv); // Goes in and removes DIV's that have more non <p> stuff than <p> stuff + + // Cleans out junk from the topDiv just in case: + /* + topDiv = clean(topDiv, "form"); + topDiv = clean(topDiv, "object"); + topDiv = clean(topDiv, "table"); + topDiv = clean(topDiv, "h1"); + topDiv = clean(topDiv, "h2"); + topDiv = clean(topDiv, "iframe"); + */ + // Add the footer and contents: + + /* + articleFooter.id = "readFooter"; + articleFooter.innerHTML = "<a href='http://www.arc90.com'><img src='http://lab.arc90.com/experiments/readability/images/footer.png'></a>"; + + articleContent.appendChild(topDiv); + articleContent.appendChild(articleFooter); + + return topDiv; + */ + mainDiv = topDiv; + +} + +function cleanAll() { + mainDiv = clean(mainDiv, "form"); + mainDiv = clean(mainDiv, "object"); + mainDiv = clean(mainDiv, "table"); + mainDiv = clean(mainDiv, "h1"); + mainDiv = clean(mainDiv, "h2"); + mainDiv = clean(mainDiv, "iframe"); + +} + +function cleanStyles( e ) { + e = e || document; + var cur = e.firstChild; + + // Go until there are no more child nodes + while ( cur != null ) { + if ( cur.nodeType == 1 ) { + // Remove style attribute(s) : + cur.removeAttribute("style"); + cleanStyles( cur ); + } + cur = cur.nextSibling; + } +} + +function killDivs ( e ) { + var divsList = e.getElementsByTagName( "div" ); + var curDivLength = divsList.length; + + // Gather counts for other typical elements embedded within : + for (var i=0; i < curDivLength; i ++) { + var p = divsList[i].getElementsByTagName("p").length; + var img = divsList[i].getElementsByTagName("img").length; + var li = divsList[i].getElementsByTagName("li").length; + var a = divsList[i].getElementsByTagName("a").length; + var embed = divsList[i].getElementsByTagName("embed").length; + + // If the number of commas is less than 10 (bad sign) ... + if (divsList[i].textContent.split(',').length < 10) { + // And the number of non-paragraph elements is more than paragraphs + // or other ominous signs : + if ( img > p || li > p || a > p || p == 0 || embed > 0) { + divsList[i].className = "bug-red"; + divsList[i].color = "red"; + // divsList[i].style.display = "none"; + } + } + } + + return e; +} + +function clean(e, tags, minWords) { + var targetList = e.getElementsByTagName( tags ); + minWords = minWords || 1000000; + + for (var y=0; y < targetList.length; y++) { + // If the text content isn't laden with words, remove the child: + if (targetList[y].textContent.split(' ').length < minWords) { + targetList[y].className = "bug-red"; + // targetList[y].parentNode.removeChild(targetList[y]); + } + } + return e; +} \ No newline at end of file diff --git a/js/readability-0.1.js b/js/readability-0.1.js new file mode 100755 index 0000000..5b153df --- /dev/null +++ b/js/readability-0.1.js @@ -0,0 +1,149 @@ +(function(){ + var objOverlay = document.createElement("div"); + var objinnerDiv = document.createElement("div"); + + objOverlay.id = "readOverlay"; + objinnerDiv.id = "readInner"; + + // Apply user-selected styling: + document.body.className = readStyle; + objOverlay.className = readStyle; + objinnerDiv.className = readMargin + " " + readSize; + + objinnerDiv.appendChild(grabArticle()); // Get the article and place it inside the inner Div + objOverlay.appendChild(objinnerDiv); // Insert the inner div into the overlay + + // This removes everything else on the page. Requires a page refresh to undo it. + // I tried the damn overlay on top - but had rendering issues: + document.body.innerHTML = ""; + + // Inserts the new content : + document.body.insertBefore(objOverlay, document.body.firstChild); +})() + +function grabArticle() { + var allParagraphs = document.getElementsByTagName("p"); + var topDivCount = 0; + var topDiv; + var topDivParas; + + var articleContent = document.createElement("DIV"); + var articleTitle = document.createElement("H1"); + var articleFooter = document.createElement("DIV"); + + // Replace all doubled-up <BR> tags with <P> tags : + var pattern = new RegExp ("<br/?>[ \r\n\s]*<br/?>", "g"); + document.body.innerHTML = document.body.innerHTML.replace(pattern, "</p><p>"); + + // Grab the title from the <title> tag and inject it as the title. + articleTitle.innerHTML = document.title; + articleContent.appendChild(articleTitle); + + // Study all the paragraphs and find the chunk that has the most <p>'s and keep it: + for (var j=0; j < allParagraphs.length; j++) { + var tempParas = allParagraphs[j].parentNode.getElementsByTagName("p"); + + if ( tempParas.length > topDivCount && getCharCount(allParagraphs[j].parentNode) >= tempParas.length ) { + topDivCount = tempParas.length; + topDiv = allParagraphs[j].parentNode; + } + } + + // REMOVES ALL STYLESHEETS ... + for (var k=0;k < document.styleSheets.length; k++) { + if (document.styleSheets[k].href != null && document.styleSheets[k].href.lastIndexOf("arc90.com/experiments/readability") == -1) { + document.styleSheets[k].disabled = true; + } + } + // Remove all style tags in head (not doing this on IE) : + var styleTags = document.getElementsByTagName("style"); + for (var j=0;j < styleTags.length; j++) { + if (navigator.appName != "Microsoft Internet Explorer") { + styleTags[j].textContent = ""; + } + } + + cleanStyles(topDiv); // Removes all style attributes + topDiv = killDivs(topDiv); // Goes in and removes DIV's that have more non <p> stuff than <p> stuff + + // Cleans out junk from the topDiv just in case: + topDiv = clean(topDiv, "form"); + topDiv = clean(topDiv, "object"); + topDiv = clean(topDiv, "table"); + topDiv = clean(topDiv, "h1"); + topDiv = clean(topDiv, "h2"); + topDiv = clean(topDiv, "iframe"); + + // Add the footer and contents: + articleFooter.id = "readFooter"; + articleFooter.innerHTML = "<a href='http://www.arc90.com'><img src='http://lab.arc90.com/experiments/readability/images/footer.png'></a>"; + + articleContent.appendChild(topDiv); + articleContent.appendChild(articleFooter); + + return articleContent; +} + +// Get character count +function getCharCount ( e,s ) { + s = s || ","; + if (navigator.appName == "Microsoft Internet Explorer") { + return parentContent = e.innerText.split(',').length; + } + else { + return parentContent = e.textContent.split(',').length; + } +} + +function cleanStyles( e ) { + e = e || document; + var cur = e.firstChild; + + // Go until there are no more child nodes + while ( cur != null ) { + if ( cur.nodeType == 1 ) { + // Remove style attribute(s) : + cur.removeAttribute("style"); + cleanStyles( cur ); + } + cur = cur.nextSibling; + } +} + +function killDivs ( e ) { + var divsList = e.getElementsByTagName( "div" ); + var curDivLength = divsList.length; + + // Gather counts for other typical elements embedded within : + for (var i=0; i < curDivLength; i ++) { + var p = divsList[i].getElementsByTagName("p").length; + var img = divsList[i].getElementsByTagName("img").length; + var li = divsList[i].getElementsByTagName("li").length; + var a = divsList[i].getElementsByTagName("a").length; + var embed = divsList[i].getElementsByTagName("embed").length; + + // If the number of commas is less than 10 (bad sign) ... + if ( getCharCount(divsList[i]) < 10) { + // And the number of non-paragraph elements is more than paragraphs + // or other ominous signs : + if ( img > p || li > p || a > p || p == 0 || embed > 0) { + divsList[i].style.display = "none"; + } + } + } + return e; +} + +function clean(e, tags, minWords) { + var targetList = e.getElementsByTagName( tags ); + minWords = minWords || 1000000; + + for (var y=0; y < targetList.length; y++) { + // If the text content isn't laden with words, remove the child: + if (getCharCount(targetList[y], " ") < minWords) { + targetList[y].parentNode.removeChild(targetList[y]); + } + } + return e; +} + diff --git a/js/readability-start.js b/js/readability-start.js new file mode 100755 index 0000000..9536386 --- /dev/null +++ b/js/readability-start.js @@ -0,0 +1,50 @@ +var style = "style-newspaper"; +var size = "size-large"; +var margin = "margin-wide"; + + +var linkStringStart = "javascript:(function(){"; +var linkStringEnd = "';_readability_script=document.createElement('SCRIPT');_readability_script.type='text/javascript';_readability_script.src='http://lab.arc90.com/experiments/readability/js/readability-0.1.js?x='+(Math.random());document.getElementsByTagName('head')[0].appendChild(_readability_script);_readability_css=document.createElement('LINK');_readability_css.rel='stylesheet';_readability_css.href='http://lab.arc90.com/experiments/readability/css/readability.css';_readability_css.type='text/css';document.getElementsByTagName('head')[0].appendChild(_readability_css);_readability_print_css=document.createElement('LINK');_readability_print_css.rel='stylesheet';_readability_print_css.href='http://lab.arc90.com/experiments/readability/css/readability-print.css';_readability_print_css.media='print';_readability_print_css.type='text/css';document.getElementsByTagName('head')[0].appendChild(_readability_print_css);})();"; + +$(document).ready(function() { + + $("#bookmarkletLink").attr("href", linkStringStart + "readStyle='" + style + "';readSize='" + size + "';readMargin='" + margin + linkStringEnd); + + function applyChange(s,y) { + var example = document.getElementById("example"); + var article = document.getElementById("articleContent"); + + switch(s){ + case "style": + style = y; + break + case "size": + size = y; + break + case "margin": + margin = y; + break + } + example.className = style; + article.className = margin + " " + size; + $("#bookmarkletLink").attr("href", linkStringStart + "readStyle='" + style + "';readSize='" + size + "';readMargin='" + margin + linkStringEnd); + } + + $("#settings input").bind("click", function(){ + applyChange(this.name, this.value); + }); + $("#settings input").bind("click", function(){ + applyChange(this.name, this.value); + }); + $("#bookmarkletLink").bind("click", function(){ + if($.browser.msie){ + alert("To start using Readability, right-click and select 'Add To Favorites...' to save this link to your browser's bookmarks toolbar."); + } + else { + alert("To start using Readability, drag this link to your browser's bookmarks toolbar."); + } + return false; + }); + +}); + -- cgit v1.2.3