1 /*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #ifndef BindingElement_h
32 #define BindingElement_h
33
34 #include "Attr.h"
35 #include "BindingSecurity.h"
36 #include "Element.h"
37 #include "ExceptionCode.h"
38
39 #include <wtf/RefPtr.h>
40
41 namespace WebCore {
42
43 template <class Binding>
44 class BindingElement {
45 public:
46 static void setAttribute(State<Binding>*, Element*, const AtomicString&, const AtomicString&, ExceptionCode&);
47 static RefPtr<Attr> setAttributeNode(State<Binding>*, Element*, Attr*, ExceptionCode&);
48 static void setAttributeNS(State<Binding>*, Element*, const AtomicString&, const AtomicString&, const AtomicString&, ExceptionCode&);
49 static RefPtr<Attr> setAttributeNodeNS(State<Binding>*, Element*, Attr*, ExceptionCode&);
50 };
51
52 // Implementations of templated methods must be in this file.
53
54 template <class Binding>
setAttribute(State<Binding> * state,Element * element,const AtomicString & name,const AtomicString & value,ExceptionCode & ec)55 void BindingElement<Binding>::setAttribute(State<Binding>* state, Element* element, const AtomicString& name, const AtomicString& value, ExceptionCode& ec)
56 {
57 ASSERT(element);
58
59 if (!BindingSecurity<Binding>::allowSettingSrcToJavascriptURL(state, element, name, value))
60 return;
61
62 element->setAttribute(name, value, ec);
63 }
64
65 template <class Binding>
setAttributeNode(State<Binding> * state,Element * element,Attr * newAttr,ExceptionCode & ec)66 RefPtr<Attr> BindingElement<Binding>::setAttributeNode(State<Binding>* state, Element* element, Attr* newAttr, ExceptionCode& ec)
67 {
68 ASSERT(element);
69 ASSERT(newAttr);
70
71 if (!BindingSecurity<Binding>::allowSettingSrcToJavascriptURL(state, element, newAttr->name(), newAttr->value()))
72 return 0;
73
74 return element->setAttributeNode(newAttr, ec);
75 }
76
77 template <class Binding>
setAttributeNS(State<Binding> * state,Element * element,const AtomicString & namespaceURI,const AtomicString & qualifiedName,const AtomicString & value,ExceptionCode & ec)78 void BindingElement<Binding>::setAttributeNS(State<Binding>* state, Element* element, const AtomicString& namespaceURI, const AtomicString& qualifiedName, const AtomicString& value, ExceptionCode& ec)
79 {
80 ASSERT(element);
81
82 if (!BindingSecurity<Binding>::allowSettingSrcToJavascriptURL(state, element, qualifiedName, value))
83 return;
84
85 element->setAttributeNS(namespaceURI, qualifiedName, value, ec);
86 }
87
88 template <class Binding>
setAttributeNodeNS(State<Binding> * state,Element * element,Attr * newAttr,ExceptionCode & ec)89 RefPtr<Attr> BindingElement<Binding>::setAttributeNodeNS(State<Binding>* state, Element* element, Attr* newAttr, ExceptionCode& ec)
90 {
91 ASSERT(element);
92 ASSERT(newAttr);
93
94 if (!BindingSecurity<Binding>::allowSettingSrcToJavascriptURL(state, element, newAttr->name(), newAttr->value()))
95 return 0;
96
97 return element->setAttributeNodeNS(newAttr, ec);
98 }
99
100 } // namespace WebCore
101
102 #endif // BindingElement_h
103