From 4773034906f17b507a22223c11fa8e67c1ea38fd Mon Sep 17 00:00:00 2001
From: julmis <julmis>
Date: Mon, 6 Mar 2006 07:15:13 +0000
Subject: [PATCH] Adding new GetHtml plugin.

---
 .../htmlarea/plugins/GetHtml/get-html.js      | 203 ++++++++++++++++++
 1 file changed, 203 insertions(+)
 create mode 100644 lib/editor/htmlarea/plugins/GetHtml/get-html.js

diff --git a/lib/editor/htmlarea/plugins/GetHtml/get-html.js b/lib/editor/htmlarea/plugins/GetHtml/get-html.js
new file mode 100644
index 00000000000..3807ddd3d85
--- /dev/null
+++ b/lib/editor/htmlarea/plugins/GetHtml/get-html.js
@@ -0,0 +1,203 @@
+/**
+  * Based on XML_Utility functions submitted by troels_kn.
+  * credit also to adios, who helped with reg exps:
+  * http://www.sitepoint.com/forums/showthread.php?t=201052
+  * 
+  * A replacement for HTMLArea.getHTML
+  *
+  * Features:
+  *   - Generates XHTML code
+  *   - Much faster than HTMLArea.getHTML
+  *   - Eliminates the hacks to accomodate browser quirks
+  *   - Returns correct code for Flash objects and scripts
+  *   - Formats html in an indented, readable format in html mode
+  *   - Preserves script and pre formatting
+  *   - Preserves formatting in comments
+  *   - Removes contenteditable from body tag in full-page mode
+  *   - Supports only7BitPrintablesInURLs config option
+  *   - Supports htmlRemoveTags config option
+  */
+  
+function GetHtml(editor) {
+    this.editor = editor;
+}
+
+GetHtml._pluginInfo = {
+	name          : "GetHtml",
+	version       : "1.0",
+	developer     : "Nelson Bright",
+	developer_url : "http://www.brightworkweb.com/",
+	license       : "htmlArea"
+};
+
+HTMLArea.RegExpCache = [
+/*00*/  new RegExp().compile(/<\s*\/?([^\s\/>]+)[\s*\/>]/gi),//lowercase tags
+/*01*/  new RegExp().compile(/(\S*\s*=\s*)?_moz[^=>]*(=\s*[^>]*)?/gi),//strip _moz attributes
+/*02*/  new RegExp().compile(/\s*=\s*(([^'"][^>\s]*)([>\s])|"([^"]+)"|'([^']+)')/g),// find attributes
+/*03*/  new RegExp().compile(/\/>/g),//strip singlet terminators
+/*04*/ // new RegExp().compile(/<(br|hr|img|input|link|meta|param|embed)([^>]*)>/g),//terminate singlet tags
+/*04*/  new RegExp().compile(/<(br|hr|img|input|link|meta|param|embed|area)((\s*\S*="[^"]*")*)>/g),//terminate singlet tags
+/*05*/  new RegExp().compile(/(checked|compact|declare|defer|disabled|ismap|multiple|no(href|resize|shade|wrap)|readonly|selected)([\s>])/gi),//expand singlet attributes
+/*06*/  new RegExp().compile(/(="[^']*)'([^'"]*")/),//check quote nesting
+/*07*/  new RegExp().compile(/&(?=[^<]*>)/g),//expand query ampersands
+/*08*/  new RegExp().compile(/<\s+/g),//strip tagstart whitespace
+/*09*/  new RegExp().compile(/\s+(\/)?>/g),//trim whitespace
+/*10*/  new RegExp().compile(/\s{2,}/g),//trim extra whitespace
+/*11*/  new RegExp().compile(/\s+([^=\s]+)(="[^"]+")/g),// lowercase attribute names
+/*12*/  new RegExp().compile(/(\S*\s*=\s*)?contenteditable[^=>]*(=\s*[^>\s\/]*)?/gi),//strip contenteditable
+/*13*/  new RegExp().compile(/((href|src)=")([^\s]*)"/g), //find href and src for stripBaseHref()
+/*14*/  new RegExp().compile(/<\/?(div|p|h[1-6]|table|tr|td|th|ul|ol|li|blockquote|object|br|hr|img|embed|param|pre|script|html|head|body|meta|link|title|area)[^>]*>/g),
+/*15*/  new RegExp().compile(/<\/(div|p|h[1-6]|table|tr|td|th|ul|ol|li|blockquote|object|html|head|body|script)( [^>]*)?>/g),//blocklevel closing tag
+/*16*/  new RegExp().compile(/<(div|p|h[1-6]|table|tr|td|th|ul|ol|li|blockquote|object|html|head|body|script)( [^>]*)?>/g),//blocklevel opening tag
+/*17*/  new RegExp().compile(/<(br|hr|img|embed|param|pre|meta|link|title|area)[^>]*>/g),//singlet tag
+/*18*/  new RegExp().compile(/(^|<\/(pre|script)>)(\s|[^\s])*?(<(pre|script)[^>]*>|$)/g),//find content NOT inside pre and script tags
+/*19*/  new RegExp().compile(/(<pre[^>]*>)(\s|[^\s])*?(<\/pre>)/g),//find content inside pre tags
+/*20*/  new RegExp().compile(/(^|<!--(\s|\S)*?-->)((\s|\S)*?)(?=<!--(\s|\S)*?-->|$)/g),//find content NOT inside comments
+/*21*/  new RegExp().compile(/\S*=""/g), //find empty attributes
+/*22*/  new RegExp().compile(/<!--[\s\S]*?-->|<\?[\s\S]*?\?>|<[^>]*>/g) //find all tags, including comments and php
+];
+
+/** 
+  * Cleans HTML into wellformed xhtml
+  */
+HTMLArea.prototype.cleanHTML = function(sHtml) {
+	var c = HTMLArea.RegExpCache;
+	sHtml = sHtml.
+		replace(c[0], function(str) { return str.toLowerCase(); } ).//lowercase tags/attribute names
+		replace(c[1], ' ').//strip _moz attributes
+		replace(c[12], ' ').//strip contenteditable
+		replace(c[2], '="$2$4$5"$3').//add attribute quotes
+		replace(c[21], ' ').//strip empty attributes
+		replace(c[11], function(str, p1, p2) { return ' '+p1.toLowerCase()+p2; }).//lowercase attribute names
+		replace(c[3], '>').//strip singlet terminators
+		replace(c[9], '$1>').//trim whitespace
+		replace(c[5], '$1="$1"$3').//expand singlet attributes
+		replace(c[4], '<$1$2 />').//terminate singlet tags
+		replace(c[6], '$1$2').//check quote nesting
+	//	replace(c[7], '&amp;').//expand query ampersands
+		replace(c[8], '<').//strip tagstart whitespace
+		replace(c[10], ' ');//trim extra whitespace
+	if(HTMLArea.is_ie && c[13].test(sHtml)) {//
+		sHtml = sHtml.replace(c[13],'$1'+this.stripBaseURL(RegExp.$3)+'"');
+	}
+	if(this.config.only7BitPrintablesInURLs && c[13].test(sHtml)) {
+	  sHtml = sHtml.replace(c[13], '$1'+RegExp.$3.replace(/([^!-~]+)/g,function(chr){return escape(chr);})+'"');
+	}
+	return sHtml;
+};
+
+/**
+  * Prettyfies html by inserting linebreaks before tags, and indenting blocklevel tags
+  */
+HTMLArea.indent = function(s, sindentChar) {
+	HTMLArea.__nindent = 0;
+	HTMLArea.__sindent = "";
+	HTMLArea.__sindentChar = (typeof sindentChar == "undefined") ? "  " : sindentChar;
+	var c = HTMLArea.RegExpCache;
+	if(HTMLArea.is_gecko) { //moz changes returns into <br> inside <pre> tags
+		s = s.replace(c[19], function(str){return str.replace(/<br \/>/g,"\n")});
+	}
+	s = s.replace(c[18], function(strn) { //skip pre and script tags
+	  strn = strn.replace(c[20], function(st,$1,$2,$3) { //exclude comments
+		string = $3.replace(/[\n\r]/gi, " ").replace(/\s+/gi," ").replace(c[14], function(str) {
+			if (str.match(c[16])) {
+				var s = "\n" + HTMLArea.__sindent + str;
+				// blocklevel openingtag - increase indent
+				HTMLArea.__sindent += HTMLArea.__sindentChar;
+				++HTMLArea.__nindent;
+				return s;
+			} else if (str.match(c[15])) {
+				// blocklevel closingtag - decrease indent
+				--HTMLArea.__nindent;
+				HTMLArea.__sindent = "";
+				for (var i=HTMLArea.__nindent;i>0;--i) {
+					HTMLArea.__sindent += HTMLArea.__sindentChar;
+				}
+				return "\n" + HTMLArea.__sindent + str;
+			} else if (str.match(c[17])) {
+				// singlet tag
+				return "\n" + HTMLArea.__sindent + str;
+			}
+			return str; // this won't actually happen
+		});
+		return $1 + string;
+	  });return strn;
+    });
+    if (s.charAt(0) == "\n") {
+        return s.substring(1, s.length);
+    }
+    s = s.replace(/ *\n/g,'\n');//strip spaces at end of lines
+    return s;
+};
+
+HTMLArea.getHTML = function(root, outputRoot, editor) {
+	var html = "";
+	var c = HTMLArea.RegExpCache;
+
+	if(root.nodeType == 11) {//document fragment
+	    //we can't get innerHTML from the root (type 11) node, so we 
+	    //copy all the child nodes into a new div and get innerHTML from the div
+	    var div = document.createElement("div");
+	    var temp = root.insertBefore(div,root.firstChild);
+	    for (j = temp.nextSibling; j; j = j.nextSibling) { 
+	    		temp.appendChild(j.cloneNode(true));
+	    }
+	    html += temp.innerHTML.replace(c[22], function(tag){
+			if(/^<[!\?]/.test(tag)) return tag; //skip comments and php tags
+			else return editor.cleanHTML(tag)});
+
+	} else {
+
+		var root_tag = (root.nodeType == 1) ? root.tagName.toLowerCase() : ''; 
+		if (outputRoot) { //only happens with <html> tag in fullpage mode
+			html += "<" + root_tag;
+			var attrs = root.attributes; // strangely, this doesn't work in moz
+			for (i = 0; i < attrs.length; ++i) {
+				var a = attrs.item(i);
+				if (!a.specified) {
+				  continue;
+				}
+				var name = a.nodeName.toLowerCase();
+				var value = a.nodeValue;
+				html += " " + name + '="' + value + '"';
+			}
+			html += ">";
+		}
+		if(root_tag == "html") {
+			innerhtml = editor._doc.documentElement.innerHTML;
+		} else {
+			innerhtml = root.innerHTML;
+		}
+		//pass tags to cleanHTML() one at a time
+		//includes support for htmlRemoveTags config option
+		html += innerhtml.replace(c[22], function(tag){
+			if(/^<[!\?]/.test(tag)) return tag; //skip comments and php tags
+			else if(!(editor.config.htmlRemoveTags && editor.config.htmlRemoveTags.test(tag.replace(/<([^\s>\/]+)/,'$1'))))
+				return editor.cleanHTML(tag);
+			else return ''});
+		//IE drops  all </li> tags in a list except the last one
+		if(HTMLArea.is_ie) {
+			html = html.replace(/<li( [^>]*)?>/g,'</li><li$1>').
+				replace(/(<(ul|ol)[^>]*>)[\s\n]*<\/li>/g, '$1').
+				replace(/<\/li>([\s\n]*<\/li>)+/g, '<\/li>');
+		}
+		if(HTMLArea.is_gecko)
+			html = html.replace(/(.*)<br \/>\n$/, '$1'). //strip trailing <br> added by moz
+				replace(/^\n(.*)/, '$1'); //strip leading newline added by moz
+		if (outputRoot) {
+			html += "</" + root_tag + ">";
+		}
+		html = HTMLArea.indent(html);
+	};
+//	html = HTMLArea.htmlEncode(html);
+
+	return html;
+};
+
+//override (hack) outwardHtml() to handle onclick suppression
+HTMLArea.prototype._origOutwardHtml = HTMLArea.prototype.outwardHtml;
+HTMLArea.prototype.outwardHtml = function(html) {
+	html = html.replace("onclick=\"try{if(document.designMode && document.designMode == 'on') return false;}catch(e){} window.open(", "onclick=\"window.open(");
+	html = this._origOutwardHtml(html);
+	return html;
+};