From: Laurent Goderre <laurent.goderre@gmail.com>
Date: Fri, 12 Sep 2014 21:29:05 +0000 (-0400)
Subject: Added an option to prevent the escaping
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=9b2e503bab8137980de3d499cd4152bb905a9f26;p=html-minifier.git

Added an option to prevent the escaping
---

diff --git a/README.md b/README.md
index 0124780..5af9bf1 100644
--- a/README.md
+++ b/README.md
@@ -38,6 +38,7 @@ How does HTMLMinifier compare to [another solution](http://www.willpeavy.com/min
 | `collapseBooleanAttributes`    | [Omit attribute values from boolean attributes](http://perfectionkills.com/experimenting-with-html-minifier/#collapse_boolean_attributes) | `false` |
 | `removeAttributeQuotes`        | [Remove quotes around attributes when possible.](http://perfectionkills.com/experimenting-with-html-minifier/#remove_attribute_quotes) | `false` |
 | `removeRedundantAttributes`    | [Remove attributes when value matches default.](http://perfectionkills.com/experimenting-with-html-minifier/#remove_redundant_attributes) | `false` |
+| `preventAttributesEscaping`    | Prevents the escaping of the values of attributes. | `false` |
 | `useShortDoctype`              | [Replaces the doctype with the short (HTML5) doctype](http://perfectionkills.com/experimenting-with-html-minifier/#use_short_doctype) | `false` |
 | `removeEmptyAttributes`        | [Remove all attributes with whitespace-only values](http://perfectionkills.com/experimenting-with-html-minifier/#remove_empty_or_blank_attributes) | `false` |
 | `removeScriptTypeAttributes`   | Remove `type="text/javascript"` from `script` tags. Other `type` attribute values are left intact. | `false` |
diff --git a/cli.js b/cli.js
index 5b5daad..361268e 100755
--- a/cli.js
+++ b/cli.js
@@ -63,6 +63,7 @@ var mainOptions = {
   collapseBooleanAttributes: [[false, 'Omit attribute values from boolean attributes']],
   removeAttributeQuotes: [[false, 'Remove quotes around attributes when possible.']],
   removeRedundantAttributes: [[false, 'Remove attributes when value matches default.']],
+  preventAttributesEscaping: [[false, 'Prevents the escaping of the values of attributes.']],
   useShortDoctype: [[false, 'Replaces the doctype with the short (HTML5) doctype']],
   removeEmptyAttributes: [[false, 'Remove all attributes with whitespace-only values']],
   removeOptionalTags: [[false, 'Remove unrequired tags']],
diff --git a/dist/htmlminifier.js b/dist/htmlminifier.js
index 316f17a..677d982 100644
--- a/dist/htmlminifier.js
+++ b/dist/htmlminifier.js
@@ -322,7 +322,7 @@
       var attrs = [];
 
       rest.replace(attr, function () {
-        var name, value, fallbackValue, customOpen, customClose, customAssign;
+        var name, value, fallbackValue, customOpen, customClose, customAssign, quote;
         var ncp = 7; // number of captured parts, scalar
 
         // hackish work around FF bug https://bugzilla.mozilla.org/show_bug.cgi?id=369778
@@ -337,6 +337,12 @@
           customAssign = arguments[2];
           fallbackValue = arguments[3];
           value = fallbackValue || arguments[4] || arguments[5];
+
+          if (customAssign) {
+            quote = arguments[0].charAt(name.length + customAssign.length);
+            quote = (quote === '\'' || quote === '"') ? quote : '';
+          }
+
         }
         else if ( handler.customAttrSurround ) {
           for ( var i = handler.customAttrSurround.length - 1; i >= 0; i-- ) {
@@ -366,7 +372,8 @@
           }),
           customAssign: customAssign || '=',
           customOpen:  customOpen || '',
-          customClose: customClose || ''
+          customClose: customClose || '',
+          quote: quote || ''
         });
       });
 
@@ -915,7 +922,8 @@
   function normalizeAttribute(attr, attrs, tag, unarySlash, index, options) {
 
     var attrName = options.caseSensitive ? attr.name : attr.name.toLowerCase(),
-        attrValue = attr.escaped,
+        attrValue = options.preventAttributesEscaping ? attr.value : attr.escaped,
+        attrQuote = options.preventAttributesEscaping ? attr.quote : '"',
         attrFragment,
         emittedAttrValue,
         isTerminalOfUnarySlash = unarySlash && index === attrs.length - 1;
@@ -935,7 +943,7 @@
 
     if (attrValue !== undefined && !options.removeAttributeQuotes ||
         !canRemoveAttributeQuotes(attrValue) || isTerminalOfUnarySlash) {
-      emittedAttrValue = '"' + attrValue + '"';
+      emittedAttrValue = attrQuote + attrValue + attrQuote;
     }
     else {
       emittedAttrValue = attrValue;
diff --git a/dist/htmlminifier.min.js b/dist/htmlminifier.min.js
index bccf03a..ef69aa1 100644
--- a/dist/htmlminifier.min.js
+++ b/dist/htmlminifier.min.js
@@ -3,4 +3,4 @@
  * Copyright 2010-2014 Juriy "kangax" Zaytsev
  * Licensed under MIT (https://github.com/kangax/html-minifier/blob/gh-pages/LICENSE)
  */
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0===p||f.collapseBooleanAttributes&&l(n,p)?n:n+a.customAssign+m," "+a.customOpen+h+a.customClose))}function B(a){for(var b=["canCollapseWhitespace","canTrimWhitespace"],c=0,d=b.length;d>c;c++)a[b[c]]||(a[b[c]]=function(){return!1})}function C(b,c){"object"!=typeof c&&(c={});try{var d=a.RelateUrl;return"undefined"==typeof d&&"function"==typeof require&&(d=require("relateurl")),d&&d.relate?d.relate(b,c):b}catch(e){H(e)}return b}function D(b,c){"object"!=typeof c&&(c={}),c.fromString=!0,c.output={inline_script:!0};try{var d=a.UglifyJS;if("undefined"==typeof d&&"function"==typeof require&&(d=require("uglify-js")),!d)return b;if(d.minify)return d.minify(b,c).code;if(d.parse){var e=d.parse(b);e.figure_out_scope();var f=d.Compressor(),g=e.transform(f);g.figure_out_scope(),g.compute_char_frequency(),c.mangle!==!1&&g.mangle_names();var h=d.OutputStream(c.output);return g.print(h),h.toString()}return b}catch(i){H(i)}return b}function E(a,b){"object"!=typeof b&&(b={}),"undefined"==typeof b.noAdvanced&&(b.noAdvanced=!0);try{if("undefined"!=typeof CleanCSS)return new CleanCSS(b).minify(a);if("function"==typeof require){var c=require("clean-css");return new c(b).minify(a)}}catch(d){H(d)}return a}function F(a,f){function g(a,b){return x(a)||f.canCollapseWhitespace(a,b)}function h(a,b){return y(a)||f.canTrimWhitespace(a,b)}f=f||{};var i=[];a=J(a),B(f);var j=[],k=[],l="",m="",n=[],o=[],p=[],v=f.lint,C=!1,F=new Date;f.removeIgnored&&(a=a.replace(/<\?[^\?]+\?>/g,"").replace(/<%[^%]+%>/g,"")),new I(a,{html5:"undefined"!=typeof f.html5?f.html5:!0,start:function(a,b,c,d){if(C)return void k.push("<"+a,z(b),d?"/":"",">");var e=a.toLowerCase();if("svg"===e){i.push(f);var j={};for(var q in f)j[q]=f[q];j.keepClosingSlash=!0,j.caseSensitive=!0,f=j}a=f.caseSensitive?a:e,m=a,l="",n=b,f.collapseWhitespace&&(h(a,b)||o.push(a),g(a,b)||p.push(a));var r="<"+a,s=(d&&f.keepClosingSlash?"/":"")+">";0===b.length&&(r+=s),k.push(r),v&&v.testElement(a);for(var t,u=0,w=b.length;w>u;u++)v&&v.testAttribute(a,b[u].name.toLowerCase(),b[u].escaped),t=A(b[u],b,a,d,u,f),u===w-1&&(t+=s),k.push(t)},end:function(a,b){if(C)return void k.push("</"+a+">");var c=a.toLowerCase();"svg"===c&&(f=i.pop()),f.collapseWhitespace&&(o.length&&a===o[o.length-1]&&o.pop(),p.length&&a===p[p.length-1]&&p.pop());var d=""===l&&a===m;if(f.removeEmptyElements&&d&&w(a,b)){for(var e=k.length-1;e>=0;e--)if(/^<[^\/!]/.test(k[e])){k.splice(e);break}}else f.removeOptionalTags&&u(a)||(k.push("</"+(f.caseSensitive?a:c)+">"),j.push.apply(j,k),k.length=0,l="")},chars:function(a,d,e){return d=""===d?"comment":d,e=""===e?"comment":e,C?void k.push(a):(("script"===m||"style"===m)&&(f.removeCommentsFromCDATA&&(a=t(a,m)),f.removeCDATASectionsFromCDATA&&(a=r(a)),f.processScripts&&(a=s(a,f,n))),"script"===m&&f.minifyJS&&(a=D(a,f.minifyJS)),"style"===m&&f.minifyCSS&&(a=E(a,f.minifyCSS)),f.collapseWhitespace&&(o.length||(a=d&&"comment"!==d||e&&"comment"!==e?c(a,d,e,f):J(a)),p.length||(a=d&&e||"html"===e?a:b(a))),l=a,v&&v.testChars(a),void k.push(a))},comment:function(a,b){var c=b?"<!":"<!--",g=b?">":"-->";return/^\s*htmlmin:ignore/.test(a)?(C=!C,void(f.removeComments||k.push("<!--"+a+"-->"))):(a=f.removeComments?d(a)?c+q(a)+g:e(a,f)?"<!--"+a+"-->":"":c+a+g,void k.push(a))},doctype:function(a){k.push(f.useShortDoctype?"<!DOCTYPE html>":b(a))},customAttrAssign:f.customAttrAssign,customAttrSurround:f.customAttrSurround}),j.push.apply(j,k);var K=G(j,f);return H("minified in: "+(new Date-F)+"ms"),K}function G(a,b){var c,d=b.maxLineLength;if(d){for(var e,f=[],g="",h=0,i=a.length;i>h;h++)e=a[h],g.length+e.length<d?g+=e:(f.push(g.replace(/^\n/,"")),g=e);f.push(g),c=f.join("\n")}else c=a.join("");return c}var H,I;H=a.console&&a.console.log?function(b){a.console.log(b)}:function(){},a.HTMLParser?I=a.HTMLParser:"function"==typeof require&&(I=require("./htmlparser").HTMLParser);var J=function(a){return"string"!=typeof a?a:a.replace(/^\s+/,"").replace(/\s+$/,"")};String.prototype.trim&&(J=function(a){return"string"!=typeof a?a:a.trim()});var K={draggable:["true","false"]},L={script:/^\s*(?:\/\/)?\s*<!--.*\n?/,style:/^\s*<!--\s*/},M={script:/\s*(?:\/\/)?\s*-->\s*$/,style:/\s*-->\s*$/},N=new RegExp("^(?:class|id|style|title|lang|dir|on(?:focus|blur|change|click|dblclick|mouse(?:down|up|over|move|out)|key(?:press|down|up)))$");"undefined"!=typeof exports?exports.minify=F:a.minify=F}(this),function(a){"use strict";function b(a){return/^(?:big|small|hr|blink|marquee)$/.test(a)}function c(a){return/^(?:applet|basefont|center|dir|font|isindex|strike)$/.test(a)}function d(a){return/^on[a-z]+/.test(a)}function e(a){return"style"===a.toLowerCase()}function f(a,b){return"align"===b&&/^(?:caption|applet|iframe|img|imput|object|legend|table|hr|div|h[1-6]|p)$/.test(a)||"alink"===b&&"body"===a||"alt"===b&&"applet"===a||"archive"===b&&"applet"===a||"background"===b&&"body"===a||"bgcolor"===b&&/^(?:table|t[rdh]|body)$/.test(a)||"border"===b&&/^(?:img|object)$/.test(a)||"clear"===b&&"br"===a||"code"===b&&"applet"===a||"codebase"===b&&"applet"===a||"color"===b&&/^(?:base(?:font)?)$/.test(a)||"compact"===b&&/^(?:dir|[dou]l|menu)$/.test(a)||"face"===b&&/^base(?:font)?$/.test(a)||"height"===b&&/^(?:t[dh]|applet)$/.test(a)||"hspace"===b&&/^(?:applet|img|object)$/.test(a)||"language"===b&&"script"===a||"link"===b&&"body"===a||"name"===b&&"applet"===a||"noshade"===b&&"hr"===a||"nowrap"===b&&/^t[dh]$/.test(a)||"object"===b&&"applet"===a||"prompt"===b&&"isindex"===a||"size"===b&&/^(?:hr|font|basefont)$/.test(a)||"start"===b&&"ol"===a||"text"===b&&"body"===a||"type"===b&&/^(?:li|ol|ul)$/.test(a)||"value"===b&&"li"===a||"version"===b&&"html"===a||"vlink"===b&&"body"===a||"vspace"===b&&/^(?:applet|img|object)$/.test(a)||"width"===b&&/^(?:hr|td|th|applet|pre)$/.test(a)}function g(a,b){return"href"===a&&/^\s*javascript\s*:\s*void\s*(\s+0|\(\s*0\s*\))\s*$/i.test(b)}function h(){this.log=[],this._lastElement=null,this._isElementRepeated=!1}h.prototype.testElement=function(a){c(a)?this.log.push('Found <span class="deprecated-element">deprecated</span> <strong><code>&lt;'+a+"&gt;</code></strong> element"):b(a)?this.log.push('Found <span class="presentational-element">presentational</span> <strong><code>&lt;'+a+"&gt;</code></strong> element"):this.checkRepeatingElement(a)},h.prototype.checkRepeatingElement=function(a){"br"===a&&"br"===this._lastElement?this._isElementRepeated=!0:this._isElementRepeated&&(this._reportRepeatingElement(),this._isElementRepeated=!1),this._lastElement=a},h.prototype._reportRepeatingElement=function(){this.log.push("Found <code>&lt;br></code> sequence. Try replacing it with styling.")},h.prototype.testAttribute=function(a,b,c){d(b)?this.log.push('Found <span class="event-attribute">event attribute</span> (<strong>'+b+"</strong>) on <strong><code>&lt;"+a+"&gt;</code></strong> element."):f(a,b)?this.log.push('Found <span class="deprecated-attribute">deprecated</span> <strong>'+b+"</strong> attribute on <strong><code>&lt;"+a+"&gt;</code></strong> element."):e(b)?this.log.push('Found <span class="style-attribute">style attribute</span> on <strong><code>&lt;'+a+"&gt;</code></strong> element."):g(b,c)&&this.log.push('Found <span class="inaccessible-attribute">inaccessible attribute</span> (on <strong><code>&lt;'+a+"&gt;</code></strong> element).")},h.prototype.testChars=function(a){this._lastElement="",/(&nbsp;\s*){2,}/.test(a)&&this.log.push("Found repeating <strong><code>&amp;nbsp;</code></strong> sequence. Try replacing it with styling.")},h.prototype.test=function(a,b,c){this.testElement(a),this.testAttribute(a,b,c)},h.prototype.populate=function(a){if(this._isElementRepeated&&this._reportRepeatingElement(),this.log.length)if(a)a.innerHTML="<ol><li>"+this.log.join("<li>")+"</ol>";else{var b=" - "+this.log.join("\n - ").replace(/(<([^>]+)>)/gi,"").replace(/&lt;/g,"<").replace(/&gt;/g,">");console.log(b)}},a.HTMLLint=h}("undefined"==typeof exports?this:exports);
\ No newline at end of file
diff --git a/src/htmlminifier.js b/src/htmlminifier.js
index 70cab15..44b1adf 100644
--- a/src/htmlminifier.js
+++ b/src/htmlminifier.js
@@ -356,7 +356,8 @@
   function normalizeAttribute(attr, attrs, tag, unarySlash, index, options) {
 
     var attrName = options.caseSensitive ? attr.name : attr.name.toLowerCase(),
-        attrValue = attr.escaped,
+        attrValue = options.preventAttributesEscaping ? attr.value : attr.escaped,
+        attrQuote = options.preventAttributesEscaping ? attr.quote : '"',
         attrFragment,
         emittedAttrValue,
         isTerminalOfUnarySlash = unarySlash && index === attrs.length - 1;
@@ -376,7 +377,7 @@
 
     if (attrValue !== undefined && !options.removeAttributeQuotes ||
         !canRemoveAttributeQuotes(attrValue) || isTerminalOfUnarySlash) {
-      emittedAttrValue = '"' + attrValue + '"';
+      emittedAttrValue = attrQuote + attrValue + attrQuote;
     }
     else {
       emittedAttrValue = attrValue;
diff --git a/src/htmlparser.js b/src/htmlparser.js
index 02d2f41..8383640 100644
--- a/src/htmlparser.js
+++ b/src/htmlparser.js
@@ -317,7 +317,7 @@
       var attrs = [];
 
       rest.replace(attr, function () {
-        var name, value, fallbackValue, customOpen, customClose, customAssign;
+        var name, value, fallbackValue, customOpen, customClose, customAssign, quote;
         var ncp = 7; // number of captured parts, scalar
 
         // hackish work around FF bug https://bugzilla.mozilla.org/show_bug.cgi?id=369778
@@ -332,6 +332,12 @@
           customAssign = arguments[2];
           fallbackValue = arguments[3];
           value = fallbackValue || arguments[4] || arguments[5];
+
+          if (customAssign) {
+            quote = arguments[0].charAt(name.length + customAssign.length);
+            quote = (quote === '\'' || quote === '"') ? quote : '';
+          }
+
         }
         else if ( handler.customAttrSurround ) {
           for ( var i = handler.customAttrSurround.length - 1; i >= 0; i-- ) {
@@ -361,7 +367,8 @@
           }),
           customAssign: customAssign || '=',
           customOpen:  customOpen || '',
-          customClose: customClose || ''
+          customClose: customClose || '',
+          quote: quote || ''
         });
       });
 
diff --git a/tests/minifier.js b/tests/minifier.js
index 2a0bd02..4fb33a2 100644
--- a/tests/minifier.js
+++ b/tests/minifier.js
@@ -1234,4 +1234,12 @@
     equal(minify( input, { customAttrCollapse: /.+/ }), output);
   });
 
+  test('do not escape attribute value', function() {
+    input = '<div data=\'{\n' +
+    '\t"element": "<div class=\"test\"></div>\n"' +
+    '}\'></div>';
+
+    equal(minify(input, { preventAttributesEscaping: true }), input);
+  });
+
 })(typeof exports === 'undefined' ? window : exports);