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| 1 /* | 1 /* |
| 2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
| 11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
| 12 * | 12 * |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y |
| 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N |
| 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 23 */ | 23 */ |
| 24 | 24 |
| 25 #include "config.h" | 25 #include "config.h" |
| 26 #include "core/dom/DOMTokenList.h" | 26 #include "core/dom/DOMTokenList.h" |
| 27 | 27 |
| 28 #include "bindings/v8/ExceptionMessages.h" | |
| 29 #include "bindings/v8/ExceptionState.h" | 28 #include "bindings/v8/ExceptionState.h" |
| 30 #include "core/dom/ExceptionCode.h" | 29 #include "core/dom/ExceptionCode.h" |
| 31 #include "core/html/parser/HTMLParserIdioms.h" | 30 #include "core/html/parser/HTMLParserIdioms.h" |
| 32 #include "wtf/text/StringBuilder.h" | 31 #include "wtf/text/StringBuilder.h" |
| 33 | 32 |
| 34 namespace WebCore { | 33 namespace WebCore { |
| 35 | 34 |
| 36 bool DOMTokenList::validateToken(const AtomicString& token, const char* method,
ExceptionState& exceptionState) | 35 bool DOMTokenList::validateToken(const AtomicString& token, ExceptionState& exce
ptionState) |
| 37 { | 36 { |
| 38 if (token.isEmpty()) { | 37 if (token.isEmpty()) { |
| 39 exceptionState.throwDOMException(SyntaxError, ExceptionMessages::failedT
oExecute(method, "DOMTokenList", "The token provided must not be empty.")); | 38 exceptionState.throwDOMException(SyntaxError, "The token provided must n
ot be empty."); |
| 40 return false; | 39 return false; |
| 41 } | 40 } |
| 42 | 41 |
| 43 unsigned length = token.length(); | 42 unsigned length = token.length(); |
| 44 for (unsigned i = 0; i < length; ++i) { | 43 for (unsigned i = 0; i < length; ++i) { |
| 45 if (isHTMLSpace<UChar>(token[i])) { | 44 if (isHTMLSpace<UChar>(token[i])) { |
| 46 exceptionState.throwDOMException(InvalidCharacterError, ExceptionMes
sages::failedToExecute(method, "DOMTokenList", "The token provided ('" + token +
"') contains HTML space characters, which are not valid in tokens.")); | 45 exceptionState.throwDOMException(InvalidCharacterError, "The token p
rovided ('" + token + "') contains HTML space characters, which are not valid in
tokens."); |
| 47 return false; | 46 return false; |
| 48 } | 47 } |
| 49 } | 48 } |
| 50 | 49 |
| 51 return true; | 50 return true; |
| 52 } | 51 } |
| 53 | 52 |
| 54 bool DOMTokenList::validateTokens(const Vector<String>& tokens, const char* meth
od, ExceptionState& exceptionState) | 53 bool DOMTokenList::validateTokens(const Vector<String>& tokens, ExceptionState&
exceptionState) |
| 55 { | 54 { |
| 56 for (size_t i = 0; i < tokens.size(); ++i) { | 55 for (size_t i = 0; i < tokens.size(); ++i) { |
| 57 if (!validateToken(tokens[i], method, exceptionState)) | 56 if (!validateToken(tokens[i], exceptionState)) |
| 58 return false; | 57 return false; |
| 59 } | 58 } |
| 60 | 59 |
| 61 return true; | 60 return true; |
| 62 } | 61 } |
| 63 | 62 |
| 64 bool DOMTokenList::contains(const AtomicString& token, ExceptionState& exception
State) const | 63 bool DOMTokenList::contains(const AtomicString& token, ExceptionState& exception
State) const |
| 65 { | 64 { |
| 66 if (!validateToken(token, "contains", exceptionState)) | 65 if (!validateToken(token, exceptionState)) |
| 67 return false; | 66 return false; |
| 68 return containsInternal(token); | 67 return containsInternal(token); |
| 69 } | 68 } |
| 70 | 69 |
| 71 void DOMTokenList::add(const AtomicString& token, ExceptionState& exceptionState
) | 70 void DOMTokenList::add(const AtomicString& token, ExceptionState& exceptionState
) |
| 72 { | 71 { |
| 73 Vector<String> tokens; | 72 Vector<String> tokens; |
| 74 tokens.append(token.string()); | 73 tokens.append(token.string()); |
| 75 add(tokens, exceptionState); | 74 add(tokens, exceptionState); |
| 76 } | 75 } |
| 77 | 76 |
| 78 void DOMTokenList::add(const Vector<String>& tokens, ExceptionState& exceptionSt
ate) | 77 void DOMTokenList::add(const Vector<String>& tokens, ExceptionState& exceptionSt
ate) |
| 79 { | 78 { |
| 80 Vector<String> filteredTokens; | 79 Vector<String> filteredTokens; |
| 81 filteredTokens.reserveCapacity(tokens.size()); | 80 filteredTokens.reserveCapacity(tokens.size()); |
| 82 for (size_t i = 0; i < tokens.size(); ++i) { | 81 for (size_t i = 0; i < tokens.size(); ++i) { |
| 83 if (!validateToken(tokens[i], "add", exceptionState)) | 82 if (!validateToken(tokens[i], exceptionState)) |
| 84 return; | 83 return; |
| 85 if (containsInternal(tokens[i])) | 84 if (containsInternal(tokens[i])) |
| 86 continue; | 85 continue; |
| 87 if (filteredTokens.contains(tokens[i])) | 86 if (filteredTokens.contains(tokens[i])) |
| 88 continue; | 87 continue; |
| 89 filteredTokens.append(tokens[i]); | 88 filteredTokens.append(tokens[i]); |
| 90 } | 89 } |
| 91 | 90 |
| 92 if (filteredTokens.isEmpty()) | 91 if (filteredTokens.isEmpty()) |
| 93 return; | 92 return; |
| 94 | 93 |
| 95 setValue(addTokens(value(), filteredTokens)); | 94 setValue(addTokens(value(), filteredTokens)); |
| 96 } | 95 } |
| 97 | 96 |
| 98 void DOMTokenList::remove(const AtomicString& token, ExceptionState& exceptionSt
ate) | 97 void DOMTokenList::remove(const AtomicString& token, ExceptionState& exceptionSt
ate) |
| 99 { | 98 { |
| 100 Vector<String> tokens; | 99 Vector<String> tokens; |
| 101 tokens.append(token.string()); | 100 tokens.append(token.string()); |
| 102 remove(tokens, exceptionState); | 101 remove(tokens, exceptionState); |
| 103 } | 102 } |
| 104 | 103 |
| 105 void DOMTokenList::remove(const Vector<String>& tokens, ExceptionState& exceptio
nState) | 104 void DOMTokenList::remove(const Vector<String>& tokens, ExceptionState& exceptio
nState) |
| 106 { | 105 { |
| 107 if (!validateTokens(tokens, "remove", exceptionState)) | 106 if (!validateTokens(tokens, exceptionState)) |
| 108 return; | 107 return; |
| 109 | 108 |
| 110 // Check using containsInternal first since it is a lot faster than going | 109 // Check using containsInternal first since it is a lot faster than going |
| 111 // through the string character by character. | 110 // through the string character by character. |
| 112 bool found = false; | 111 bool found = false; |
| 113 for (size_t i = 0; i < tokens.size(); ++i) { | 112 for (size_t i = 0; i < tokens.size(); ++i) { |
| 114 if (containsInternal(tokens[i])) { | 113 if (containsInternal(tokens[i])) { |
| 115 found = true; | 114 found = true; |
| 116 break; | 115 break; |
| 117 } | 116 } |
| 118 } | 117 } |
| 119 | 118 |
| 120 if (found) | 119 if (found) |
| 121 setValue(removeTokens(value(), tokens)); | 120 setValue(removeTokens(value(), tokens)); |
| 122 } | 121 } |
| 123 | 122 |
| 124 bool DOMTokenList::toggle(const AtomicString& token, ExceptionState& exceptionSt
ate) | 123 bool DOMTokenList::toggle(const AtomicString& token, ExceptionState& exceptionSt
ate) |
| 125 { | 124 { |
| 126 if (!validateToken(token, "toggle", exceptionState)) | 125 if (!validateToken(token, exceptionState)) |
| 127 return false; | 126 return false; |
| 128 | 127 |
| 129 if (containsInternal(token)) { | 128 if (containsInternal(token)) { |
| 130 removeInternal(token); | 129 removeInternal(token); |
| 131 return false; | 130 return false; |
| 132 } | 131 } |
| 133 addInternal(token); | 132 addInternal(token); |
| 134 return true; | 133 return true; |
| 135 } | 134 } |
| 136 | 135 |
| 137 bool DOMTokenList::toggle(const AtomicString& token, bool force, ExceptionState&
exceptionState) | 136 bool DOMTokenList::toggle(const AtomicString& token, bool force, ExceptionState&
exceptionState) |
| 138 { | 137 { |
| 139 if (!validateToken(token, "toggle", exceptionState)) | 138 if (!validateToken(token, exceptionState)) |
| 140 return false; | 139 return false; |
| 141 | 140 |
| 142 if (force) | 141 if (force) |
| 143 addInternal(token); | 142 addInternal(token); |
| 144 else | 143 else |
| 145 removeInternal(token); | 144 removeInternal(token); |
| 146 | 145 |
| 147 return force; | 146 return force; |
| 148 } | 147 } |
| 149 | 148 |
| (...skipping 86 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 236 output.append(' '); | 235 output.append(' '); |
| 237 } else { | 236 } else { |
| 238 output.append(token); // Step 9 | 237 output.append(token); // Step 9 |
| 239 } | 238 } |
| 240 } | 239 } |
| 241 | 240 |
| 242 return output.toString(); | 241 return output.toString(); |
| 243 } | 242 } |
| 244 | 243 |
| 245 } // namespace WebCore | 244 } // namespace WebCore |
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