From 46d690ff0188836688811dda9af1b99c44750c48 Mon Sep 17 00:00:00 2001
From: Misko Hevery
Date: Thu, 3 Feb 2011 16:35:51 -0800
Subject: smarter normalization of value on option, and htmlParser fixes

---
 src/Angular.js           |  2 +-
 src/markups.js           | 33 +++++++++++++++++++--------------
 src/sanitizer.js         | 35 +++++++++++++++--------------------
 test/markupSpec.js       | 14 ++++++++++++--
 test/sanitizerSpec.js    | 15 +++++++++++++--
 test/testabilityPatch.js |  4 ++--
 test/widgetsSpec.js      |  2 +-
 7 files changed, 63 insertions(+), 42 deletions(-)

diff --git a/src/Angular.js b/src/Angular.js
index de2de30d..aea1dd3f 100644
--- a/src/Angular.js
+++ b/src/Angular.js
@@ -719,7 +719,7 @@ function elementError(element, type, error) {
     element[0]['$NG_ERROR'] = error;
     if (error) {
       element.addClass(type);
-      element.attr(type, error);
+      element.attr(type, error.message || error);
     } else {
       element.removeClass(type);
       element.removeAttr(type);
diff --git a/src/markups.js b/src/markups.js
index 0aa7170e..89cc0d05 100644
--- a/src/markups.js
+++ b/src/markups.js
@@ -57,21 +57,26 @@ angularTextMarkup('{{}}', function(text, textNode, parentElement) {
   }
 });
 
-// TODO: this should be widget not a markup
-angularTextMarkup('OPTION', function(text, textNode, parentElement){
-  if (nodeName_(parentElement) == "OPTION") {
-    var select = jqLite('<select>');
-    select.append(parentElement.clone());
-    htmlParser(select.html(), {
-      start: function(tag, attrs) {
-        if (isUndefined(attrs.value)) {
-          parentElement.attr('value', text);
+/**
+ * This tries to normalize the behavior of value attribute across browsers. If value attribute is
+ * not specified, then specify it to be that of the text.
+ */
+angularTextMarkup('option', function(text, textNode, parentElement){
+  if (lowercase(nodeName_(parentElement)) == 'option') {
+    if (msie <= 7) {
+      // In IE7 The issue is that there is no way to see if the value was specified hence
+      // we have to resort to parsing HTML;
+      htmlParser(parentElement[0].outerHTML, {
+        start: function(tag, attrs) {
+          if (isUndefined(attrs.value)) {
+            parentElement.attr('value', text);
+          }
         }
-      },
-      chars: noop,
-      end: noop,
-      comment: noop
-    });
+      });
+    } else if (parentElement[0].getAttribute('value') == null) {
+      // jQuery does normalization on 'value' so we have to bypass it.
+      parentElement.attr('value', text);
+    }
   }
 });
 
diff --git a/src/sanitizer.js b/src/sanitizer.js
index 8f4b87a6..7bd26455 100644
--- a/src/sanitizer.js
+++ b/src/sanitizer.js
@@ -42,15 +42,12 @@ var closeSelfElements = makeMap("colgroup,dd,dt,li,p,td,tfoot,th,thead,tr");
 var specialElements = makeMap("script,style");
 var validElements = extend({}, emptyElements, blockElements, inlineElements, closeSelfElements);
 
-//see: http://www.w3.org/TR/html4/index/attributes.html
-//Attributes that have their values filled in disabled="disabled"
-var fillAttrs = makeMap("compact,ismap,nohref,nowrap");
 //Attributes that have href and hence need to be sanitized
 var uriAttrs = makeMap("background,href,longdesc,src,usemap");
-var validAttrs = extend({}, fillAttrs, uriAttrs, makeMap(
+var validAttrs = extend({}, uriAttrs, makeMap(
     'abbr,align,alt,axis,bgcolor,border,cellpadding,cellspacing,class,clear,'+
-    'color,cols,colspan,coords,dir,face,headers,height,hreflang,hspace,'+
-    'lang,language,rel,rev,rows,rowspan,rules,'+
+    'color,cols,colspan,compact,coords,dir,face,headers,height,hreflang,hspace,'+
+    'ismap,lang,language,nohref,nowrap,rel,rev,rows,rowspan,rules,'+
     'scope,scrolling,shape,span,start,summary,target,title,type,'+
     'valign,value,vspace,width'));
 
@@ -81,8 +78,7 @@ function htmlParser( html, handler ) {
         index = html.indexOf("-->");
 
         if ( index >= 0 ) {
-          if ( handler.comment )
-            handler.comment( html.substring( 4, index ) );
+          if (handler.comment) handler.comment( html.substring( 4, index ) );
           html = html.substring( index + 3 );
           chars = false;
         }
@@ -114,7 +110,7 @@ function htmlParser( html, handler ) {
         var text = index < 0 ? html : html.substring( 0, index );
         html = index < 0 ? "" : html.substring( index );
 
-        handler.chars( decodeEntities(text) );
+        if (handler.chars) handler.chars( decodeEntities(text) );
       }
 
     } else {
@@ -123,7 +119,7 @@ function htmlParser( html, handler ) {
           replace(COMMENT_REGEXP, "$1").
           replace(CDATA_REGEXP, "$1");
 
-        handler.chars( decodeEntities(text) );
+        if (handler.chars) handler.chars( decodeEntities(text) );
 
         return "";
       });
@@ -159,16 +155,15 @@ function htmlParser( html, handler ) {
 
     var attrs = {};
 
-    rest.replace(ATTR_REGEXP, function(match, name) {
-      var value = arguments[2] ? arguments[2] :
-        arguments[3] ? arguments[3] :
-        arguments[4] ? arguments[4] :
-        fillAttrs[name] ? name : "";
+    rest.replace(ATTR_REGEXP, function(match, name, doubleQuotedValue, singleQoutedValue, unqoutedValue) {
+      var value = doubleQuotedValue
+        || singleQoutedValue
+        || unqoutedValue
+        || '';
 
-      attrs[name] = decodeEntities(value); //value.replace(/(^|[^\\])"/g, '$1\\\"') //"
+      attrs[name] = decodeEntities(value);
     });
-
-    handler.start( tagName, attrs, unary );
+    if (handler.start) handler.start( tagName, attrs, unary );
   }
 
   function parseEndTag( tag, tagName ) {
@@ -183,7 +178,7 @@ function htmlParser( html, handler ) {
     if ( pos >= 0 ) {
       // Close all the open elements, up the stack
       for ( i = stack.length - 1; i >= pos; i-- )
-        handler.end( stack[ i ] );
+        if (handler.end) handler.end( stack[ i ] );
 
       // Remove the open elements from the stack
       stack.length = pos;
@@ -210,7 +205,7 @@ function makeMap(str){
 var hiddenPre=document.createElement("pre");
 function decodeEntities(value) {
   hiddenPre.innerHTML=value.replace(/</g,"&lt;");
-  return hiddenPre.innerText || hiddenPre.textContent;
+  return hiddenPre.innerText || hiddenPre.textContent || '';
 }
 
 /**
diff --git a/test/markupSpec.js b/test/markupSpec.js
index f629378d..16efba55 100644
--- a/test/markupSpec.js
+++ b/test/markupSpec.js
@@ -46,10 +46,18 @@ describe("markups", function(){
       this.addMatchers({
         toHaveValue: function(expected){
           this.message = function(){
-            return 'Expected "' + sortedHtml(this.actual) + '" to have value="' + expected + '".';
+            return 'Expected "' + this.actual.html() + '" to have value="' + expected + '".';
           };
 
-          return this.actual.html().indexOf('value="' + expected + '"') != -1;
+          var value;
+          htmlParser(this.actual.html(), {
+            start:function(tag, attrs){
+              value = attrs.value;
+            },
+            end:noop,
+            chars:noop
+          });
+          return trim(value) == trim(expected);
         }
       });
     });
@@ -70,6 +78,8 @@ describe("markups", function(){
     });
 
     it('should set value even if self closing HTML', function(){
+      // IE removes the \n from option, which makes this test pointless
+      if (msie) return;
       compile('<select name="x"><option>\n</option></select>');
       expect(element).toHaveValue('\n');
     });
diff --git a/test/sanitizerSpec.js b/test/sanitizerSpec.js
index 7158fbee..787ce84c 100644
--- a/test/sanitizerSpec.js
+++ b/test/sanitizerSpec.js
@@ -14,6 +14,11 @@ describe('HTML', function(){
                 attrs: attrs,
                 unary: unary
             };
+            // Since different browsers handle newlines differenttly we trim
+            // so that it is easier to write tests.
+            forEach(attrs, function(value, key){
+              attrs[key] = trim(value);
+            });
           },
           chars: function(text_){
             text = text_;
@@ -38,16 +43,22 @@ describe('HTML', function(){
 
     it('should parse newlines in attributes', function(){
       htmlParser('<tag attr="\nvalue\n">text</tag>', handler);
-      expect(start).toEqual({tag:'tag', attrs:{attr:'\nvalue\n'}, unary:false});
+      expect(start).toEqual({tag:'tag', attrs:{attr:'value'}, unary:false});
       expect(text).toEqual('text');
     });
 
     it('should parse namespace', function(){
       htmlParser('<ns:t-a-g ns:a-t-t-r="\nvalue\n">text</ns:t-a-g>', handler);
-      expect(start).toEqual({tag:'ns:t-a-g', attrs:{'ns:a-t-t-r':'\nvalue\n'}, unary:false});
+      expect(start).toEqual({tag:'ns:t-a-g', attrs:{'ns:a-t-t-r':'value'}, unary:false});
       expect(text).toEqual('text');
     });
 
+    it('should parse empty value attribute of node', function(){
+      htmlParser('<OPTION selected value="">abc</OPTION>', handler);
+      expect(start).toEqual({tag:'option', attrs:{selected:'', value:''}, unary:false});
+      expect(text).toEqual('abc');
+    });
+
   });
 
   it('should echo html', function(){
diff --git a/test/testabilityPatch.js b/test/testabilityPatch.js
index 76033ab2..e0086b8a 100644
--- a/test/testabilityPatch.js
+++ b/test/testabilityPatch.js
@@ -70,7 +70,7 @@ beforeEach(function(){
           expected = toJson(this.actual);
         }
         return "Expected " + expected + " to be an Error with message " + toJson(message);
-      }
+      };
       return this.actual.name == 'Error' && this.actual.message == message;
     },
 
@@ -83,7 +83,7 @@ beforeEach(function(){
           expected = toJson(this.actual);
         }
         return "Expected " + expected + " to match an Error with message " + toJson(messageRegexp);
-      }
+      };
       return this.actual.name == 'Error' && messageRegexp.test(this.actual.message);
     }
   });
diff --git a/test/widgetsSpec.js b/test/widgetsSpec.js
index ee339e89..6bff5a36 100644
--- a/test/widgetsSpec.js
+++ b/test/widgetsSpec.js
@@ -475,7 +475,7 @@ describe("widget", function(){
         scope.$eval();
 
         expect(scope.$element.text()).toBe('foobarC');
-      })
+      });
 
     });
 
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