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Merge branch 'restrictAttr' of https://github.com/jitter/jquery into jitter-restrictAttr

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This commit is contained in:
John Resig 2010-12-06 17:02:00 -05:00
commit d4a9d45527
2 changed files with 121 additions and 69 deletions
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139
src/attributes.js
View file

@ -205,7 +205,6 @@ jQuery.fn.extend({
if ( rradiocheck.test( elem.type ) && !jQuery.support.checkOn ) {
return elem.getAttribute("value") === null ? "on" : elem.value;
}
// Everything else, we just grab the value
return (elem.value || "").replace(rreturn, "");
@ -271,7 +270,7 @@ jQuery.extend({
height: true,
offset: true
},
attr: function( elem, name, value, pass ) {
// don't set attributes on text and comment nodes
if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) {
@ -289,88 +288,96 @@ jQuery.extend({
// Try to normalize/fix the name
name = notxml && jQuery.props[ name ] || name;
// These attributes require special treatment
var special = rspecialurl.test( 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;
// 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;
// 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 );
// 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" );
}
} else {
elem[ name ] = value;
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;
}
// 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 attributeNode && attributeNode.specified ?
attributeNode.value :
rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
0 :
undefined;
}
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;
}
return elem.style.cssText;
}
// 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 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 ) {
elem.style.cssText = "" + value;
// convert the value to a string (all browsers do this but IE) see #1070
elem.setAttribute( name, "" + value );
}
return elem.style.cssText;
}
// 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;
}
// Handle everything which isn't a DOM element node
if ( set ) {
// convert the value to a string (all browsers do this but IE) see #1070
elem.setAttribute( name, "" + value );
elem[ name ] = 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;
}
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;
return elem[ name ];
}
});

51
test/unit/attributes.js
View file

@ -4,7 +4,7 @@ var bareObj = function(value) { return value; };
var functionReturningObj = function(value) { return (function() { return value; }); };
test("attr(String)", function() {
expect(31);
expect(37);
// This one sometimes fails randomly ?!
equals( jQuery('#text1').attr('value'), "Test", 'Check for value attribute' );
@ -67,6 +67,14 @@ test("attr(String)", function() {
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)." );
var attributeNode = document.createAttribute("irrelevant"),
commentNode = document.createComment("some comment"),
textNode = document.createTextNode("some text"),
obj = {};
jQuery.each( [document, attributeNode, commentNode, textNode, obj, "#firstp"], function( i, ele ) {
strictEqual( jQuery(ele).attr("nonexisting"), undefined, "attr works correctly for non existing attributes (bug #7500)." );
});
});
if ( !isLocal ) {
@ -100,7 +108,7 @@ test("attr(Hash)", function() {
});
test("attr(String, Object)", function() {
expect(24);
expect(30);
var div = jQuery("div").attr("foo", "bar"),
fail = false;
@ -134,6 +142,25 @@ test("attr(String, Object)", function() {
jQuery("#name").attr('maxLength', '10');
equals( document.getElementById('name').maxLength, '10', 'Set maxlength attribute' );
var attributeNode = document.createAttribute("irrelevant"),
commentNode = document.createComment("some comment"),
textNode = document.createTextNode("some text"),
obj = {};
jQuery.each( [document, attributeNode, obj, "#firstp"], function( i, ele ) {
var $ele = jQuery( ele );
$ele.attr( "nonexisting", "foo" );
equal( $ele.attr("nonexisting"), "foo", "attr(name, value) works correctly for non existing attributes (bug #7500)." );
});
jQuery.each( [commentNode, textNode], function( i, ele ) {
var $ele = jQuery( ele );
$ele.attr( "nonexisting", "foo" );
strictEqual( $ele.attr("nonexisting"), undefined, "attr(name, value) works correctly on comment and text nodes (bug #7500)." );
});
//cleanup
jQuery.each( [document, "#firstp"], function( i, ele ) {
jQuery( ele ).removeAttr("nonexisting");
});
var table = jQuery('#table').append("<tr><td>cell</td></tr><tr><td>cell</td><td>cell</td></tr><tr><td>cell</td><td>cell</td></tr>"),
td = table.find('td:first');
td.attr("rowspan", "2");
@ -304,8 +331,26 @@ test("attr('tabindex', value)", function() {
});
test("removeAttr(String)", function() {
expect(1);
expect(7);
equals( jQuery('#mark').removeAttr( "class" )[0].className, "", "remove class" );
var attributeNode = document.createAttribute("irrelevant"),
commentNode = document.createComment("some comment"),
textNode = document.createTextNode("some text"),
obj = {};
//removeAttr only really removes on DOM element nodes handle all other seperatyl
strictEqual( jQuery( "#firstp" ).attr( "nonexisting", "foo" ).removeAttr( "nonexisting" )[0].nonexisting, undefined, "removeAttr works correctly on DOM element nodes" );
jQuery.each( [document, attributeNode, obj], function( i, ele ) {
var $ele = jQuery( ele );
$ele.attr( "nonexisting", "foo" ).removeAttr( "nonexisting" );
strictEqual( ele.nonexisting, "", "removeAttr works correctly on non DOM element nodes (bug #7500)." );
});
jQuery.each( [commentNode, textNode], function( i, ele ) {
$ele = jQuery( ele );
$ele.attr( "nonexisting", "foo" ).removeAttr( "nonexisting" );
strictEqual( ele.nonexisting, undefined, "removeAttr works correctly on non DOM element nodes (bug #7500)." );
});
});
test("val()", function() {