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| 1 /* | 1 /* |
| 2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 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 are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * | 10 * |
| (...skipping 89 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 100 | 100 |
| 101 OwnPtr<ScriptRegexp> regex = ContentSearchUtils::createSearchRegex(query, ca
seSensitive, isRegex); | 101 OwnPtr<ScriptRegexp> regex = ContentSearchUtils::createSearchRegex(query, ca
seSensitive, isRegex); |
| 102 Vector<std::pair<int, String>> matches = getScriptRegexpMatchesByLines(regex
.get(), text); | 102 Vector<std::pair<int, String>> matches = getScriptRegexpMatchesByLines(regex
.get(), text); |
| 103 | 103 |
| 104 for (const auto& match : matches) | 104 for (const auto& match : matches) |
| 105 result->addItem(buildObjectForSearchMatch(match.first, match.second)); | 105 result->addItem(buildObjectForSearchMatch(match.first, match.second)); |
| 106 | 106 |
| 107 return result; | 107 return result; |
| 108 } | 108 } |
| 109 | 109 |
| 110 static String findMagicComment(const String& content, const String& name, MagicC
ommentType commentType, bool* deprecated = 0) | 110 static String findMagicComment(const String& content, const String& name, MagicC
ommentType commentType) |
| 111 { | 111 { |
| 112 ASSERT(name.find("=") == kNotFound); | 112 ASSERT(name.find("=") == kNotFound); |
| 113 if (deprecated) | |
| 114 *deprecated = false; | |
| 115 | 113 |
| 116 unsigned length = content.length(); | 114 unsigned length = content.length(); |
| 117 unsigned nameLength = name.length(); | 115 unsigned nameLength = name.length(); |
| 118 | 116 |
| 119 size_t pos = length; | 117 size_t pos = length; |
| 120 size_t equalSignPos = 0; | 118 size_t equalSignPos = 0; |
| 121 size_t closingCommentPos = 0; | 119 size_t closingCommentPos = 0; |
| 122 while (true) { | 120 while (true) { |
| 123 pos = content.reverseFind(name, pos); | 121 pos = content.reverseFind(name, pos); |
| 124 if (pos == kNotFound) | 122 if (pos == kNotFound) |
| 125 return String(); | 123 return String(); |
| 126 | 124 |
| 127 // Check for a /\/[\/*][@#][ \t]/ regexp (length of 4) before found name
. | 125 // Check for a /\/[\/*][@#][ \t]/ regexp (length of 4) before found name
. |
| 128 if (pos < 4) | 126 if (pos < 4) |
| 129 return String(); | 127 return String(); |
| 130 pos -= 4; | 128 pos -= 4; |
| 131 if (content[pos] != '/') | 129 if (content[pos] != '/') |
| 132 continue; | 130 continue; |
| 133 if ((content[pos + 1] != '/' || commentType != JavaScriptMagicComment) | 131 if ((content[pos + 1] != '/' || commentType != JavaScriptMagicComment) |
| 134 && (content[pos + 1] != '*' || commentType != CSSMagicComment)) | 132 && (content[pos + 1] != '*' || commentType != CSSMagicComment)) |
| 135 continue; | 133 continue; |
| 136 if (content[pos + 2] != '#' && content[pos + 2] != '@') | 134 if (content[pos + 2] != '#') |
| 137 continue; | 135 continue; |
| 138 if (content[pos + 3] != ' ' && content[pos + 3] != '\t') | 136 if (content[pos + 3] != ' ' && content[pos + 3] != '\t') |
| 139 continue; | 137 continue; |
| 140 equalSignPos = pos + 4 + nameLength; | 138 equalSignPos = pos + 4 + nameLength; |
| 141 if (equalSignPos < length && content[equalSignPos] != '=') | 139 if (equalSignPos < length && content[equalSignPos] != '=') |
| 142 continue; | 140 continue; |
| 143 if (commentType == CSSMagicComment) { | 141 if (commentType == CSSMagicComment) { |
| 144 closingCommentPos = content.find("*/", equalSignPos + 1); | 142 closingCommentPos = content.find("*/", equalSignPos + 1); |
| 145 if (closingCommentPos == kNotFound) | 143 if (closingCommentPos == kNotFound) |
| 146 return String(); | 144 return String(); |
| 147 } | 145 } |
| 148 | 146 |
| 149 break; | 147 break; |
| 150 } | 148 } |
| 151 | 149 |
| 152 if (deprecated && content[pos + 2] == '@') | |
| 153 *deprecated = true; | |
| 154 | |
| 155 ASSERT(equalSignPos); | 150 ASSERT(equalSignPos); |
| 156 ASSERT(commentType != CSSMagicComment || closingCommentPos); | 151 ASSERT(commentType != CSSMagicComment || closingCommentPos); |
| 157 size_t urlPos = equalSignPos + 1; | 152 size_t urlPos = equalSignPos + 1; |
| 158 String match = commentType == CSSMagicComment | 153 String match = commentType == CSSMagicComment |
| 159 ? content.substring(urlPos, closingCommentPos - urlPos) | 154 ? content.substring(urlPos, closingCommentPos - urlPos) |
| 160 : content.substring(urlPos); | 155 : content.substring(urlPos); |
| 161 | 156 |
| 162 size_t newLine = match.find("\n"); | 157 size_t newLine = match.find("\n"); |
| 163 if (newLine != kNotFound) | 158 if (newLine != kNotFound) |
| 164 match = match.substring(0, newLine); | 159 match = match.substring(0, newLine); |
| 165 match = match.stripWhiteSpace(); | 160 match = match.stripWhiteSpace(); |
| 166 | 161 |
| 167 String disallowedChars("\"' \t"); | 162 String disallowedChars("\"' \t"); |
| 168 for (unsigned i = 0; i < match.length(); ++i) { | 163 for (unsigned i = 0; i < match.length(); ++i) { |
| 169 if (disallowedChars.find(match[i]) != kNotFound) | 164 if (disallowedChars.find(match[i]) != kNotFound) |
| 170 return ""; | 165 return ""; |
| 171 } | 166 } |
| 172 | 167 |
| 173 return match; | 168 return match; |
| 174 } | 169 } |
| 175 | 170 |
| 176 String findSourceURL(const String& content, MagicCommentType commentType, bool*
deprecated) | 171 String findSourceURL(const String& content, MagicCommentType commentType) |
| 177 { | 172 { |
| 178 return findMagicComment(content, "sourceURL", commentType, deprecated); | 173 return findMagicComment(content, "sourceURL", commentType); |
| 179 } | 174 } |
| 180 | 175 |
| 181 String findSourceMapURL(const String& content, MagicCommentType commentType, boo
l* deprecated) | 176 String findSourceMapURL(const String& content, MagicCommentType commentType) |
| 182 { | 177 { |
| 183 return findMagicComment(content, "sourceMappingURL", commentType, deprecated
); | 178 return findMagicComment(content, "sourceMappingURL", commentType); |
| 184 } | 179 } |
| 185 | 180 |
| 186 } // namespace ContentSearchUtils | 181 } // namespace ContentSearchUtils |
| 187 } // namespace blink | 182 } // namespace blink |
| 188 | 183 |
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