From: Colin Snover Date: Tue, 9 Nov 2010 20:52:20 +0000 (-0500) Subject: Remove conditional that prevents attr from working on non-Element nodes. Fixes #7451. X-Git-Tag: 1.4.4rc3~5 X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=refs%2Fpull%2F75%2Fhead;p=jquery.git Remove conditional that prevents attr from working on non-Element nodes. Fixes #7451. --- diff --git a/src/attributes.js b/src/attributes.js index be221afa3..4824c2902 100644 --- a/src/attributes.js +++ b/src/attributes.js @@ -289,91 +289,88 @@ jQuery.extend({ // Try to normalize/fix the name name = notxml && jQuery.props[ name ] || name; - // Only do all the following if this is a node (faster for style) - if ( elem.nodeType === 1 ) { - // These attributes require special treatment - var special = rspecialurl.test( name ); - - // Safari mis-reports the default selected property of an option - // Accessing the parent's selectedIndex property fixes it - if ( name === "selected" && !jQuery.support.optSelected ) { - var parent = elem.parentNode; - if ( parent ) { - parent.selectedIndex; - - // Make sure that it also works with optgroups, see #5701 - if ( parent.parentNode ) { - parent.parentNode.selectedIndex; - } + // These attributes require special treatment + var special = rspecialurl.test( name ); + + // Safari mis-reports the default selected property of an option + // Accessing the parent's selectedIndex property fixes it + if ( name === "selected" && !jQuery.support.optSelected ) { + var parent = elem.parentNode; + if ( parent ) { + parent.selectedIndex; + + // Make sure that it also works with optgroups, see #5701 + if ( parent.parentNode ) { + parent.parentNode.selectedIndex; } } + } - // If applicable, access the attribute via the DOM 0 way - // 'in' checks fail in Blackberry 4.7 #6931 - if ( (name in elem || elem[ name ] !== undefined) && notxml && !special ) { - if ( set ) { - // We can't allow the type property to be changed (since it causes problems in IE) - if ( name === "type" && rtype.test( elem.nodeName ) && elem.parentNode ) { - jQuery.error( "type property can't be changed" ); - } - - if ( value === null ) { - if ( elem.nodeType === 1 ) { - elem.removeAttribute( name ); - } - - } else { - elem[ name ] = value; - } - } - - // browsers index elements by id/name on forms, give priority to attributes. - if ( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) ) { - return elem.getAttributeNode( name ).nodeValue; + // If applicable, access the attribute via the DOM 0 way + // 'in' checks fail in Blackberry 4.7 #6931 + if ( (name in elem || elem[ name ] !== undefined) && notxml && !special ) { + if ( set ) { + // We can't allow the type property to be changed (since it causes problems in IE) + if ( name === "type" && rtype.test( elem.nodeName ) && elem.parentNode ) { + jQuery.error( "type property can't be changed" ); } - // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set - // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ - if ( name === "tabIndex" ) { - var attributeNode = elem.getAttributeNode( "tabIndex" ); + if ( value === null ) { + if ( elem.nodeType === 1 ) { + elem.removeAttribute( name ); + } - return attributeNode && attributeNode.specified ? - attributeNode.value : - rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? - 0 : - undefined; + } else { + elem[ name ] = value; } + } - return elem[ name ]; + // browsers index elements by id/name on forms, give priority to attributes. + if ( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) ) { + return elem.getAttributeNode( name ).nodeValue; } - if ( !jQuery.support.style && notxml && name === "style" ) { - if ( set ) { - elem.style.cssText = "" + value; - } + // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set + // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ + if ( name === "tabIndex" ) { + var attributeNode = elem.getAttributeNode( "tabIndex" ); - return elem.style.cssText; + return attributeNode && attributeNode.specified ? + attributeNode.value : + rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? + 0 : + undefined; } + return elem[ name ]; + } + + if ( !jQuery.support.style && notxml && name === "style" ) { if ( set ) { - // convert the value to a string (all browsers do this but IE) see #1070 - elem.setAttribute( name, "" + value ); + elem.style.cssText = "" + value; } - // Ensure that missing attributes return undefined - // Blackberry 4.7 returns "" from getAttribute #6938 - if ( !elem.attributes[ name ] && (elem.hasAttribute && !elem.hasAttribute( name )) ) { - return undefined; - } + return elem.style.cssText; + } - var attr = !jQuery.support.hrefNormalized && notxml && special ? - // Some attributes require a special call on IE - elem.getAttribute( name, 2 ) : - elem.getAttribute( name ); + if ( set ) { + // convert the value to a string (all browsers do this but IE) see #1070 + elem.setAttribute( name, "" + value ); + } - // Non-existent attributes return null, we normalize to undefined - return attr === null ? undefined : attr; + // Ensure that missing attributes return undefined + // Blackberry 4.7 returns "" from getAttribute #6938 + if ( !elem.attributes[ name ] && (elem.hasAttribute && !elem.hasAttribute( name )) ) { + return undefined; } + + var attr = !jQuery.support.hrefNormalized && notxml && special ? + // Some attributes require a special call on IE + elem.getAttribute( name, 2 ) : + elem.getAttribute( name ); + + // Non-existent attributes return null, we normalize to undefined + return attr === null ? undefined : attr; } }); diff --git a/test/unit/attributes.js b/test/unit/attributes.js index 10f7b190f..2d0a0d6cd 100644 --- a/test/unit/attributes.js +++ b/test/unit/attributes.js @@ -4,7 +4,7 @@ var bareObj = function(value) { return value; }; var functionReturningObj = function(value) { return (function() { return value; }); }; test("attr(String)", function() { - expect(30); + expect(31); // This one sometimes fails randomly ?! equals( jQuery('#text1').attr('value'), "Test", 'Check for value attribute' ); @@ -65,6 +65,8 @@ test("attr(String)", function() { ok( jQuery("
").attr("doesntexist") === undefined, "Make sure undefined is returned when no attribute is found." ); ok( jQuery().attr("doesntexist") === undefined, "Make sure undefined is returned when no element is there." ); + + equals( jQuery(document).attr("nodeName"), "#document", "attr works correctly on document nodes (bug #7451)." ); }); if ( !isLocal ) {