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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/extensions/api/tabs/execute_code_in_tab_function.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/string_util.h" | |
| 9 #include "base/utf_string_conversions.h" | |
| 10 #include "chrome/browser/extensions/api/tabs/tabs.h" | |
| 11 #include "chrome/browser/extensions/api/tabs/tabs_constants.h" | |
| 12 #include "chrome/browser/extensions/extension_service.h" | |
| 13 #include "chrome/browser/extensions/extension_tab_util.h" | |
| 14 #include "chrome/browser/extensions/file_reader.h" | |
| 15 #include "chrome/browser/extensions/script_executor.h" | |
| 16 #include "chrome/browser/extensions/tab_helper.h" | |
| 17 #include "chrome/browser/profiles/profile.h" | |
| 18 #include "chrome/browser/ui/browser.h" | |
| 19 #include "chrome/common/extensions/api/tabs.h" | |
| 20 #include "chrome/common/extensions/extension.h" | |
| 21 #include "chrome/common/extensions/extension_constants.h" | |
| 22 #include "chrome/common/extensions/extension_file_util.h" | |
| 23 #include "chrome/common/extensions/extension_l10n_util.h" | |
| 24 #include "chrome/common/extensions/extension_manifest_constants.h" | |
| 25 #include "chrome/common/extensions/extension_messages.h" | |
| 26 #include "chrome/common/extensions/message_bundle.h" | |
| 27 #include "content/public/browser/render_view_host.h" | |
| 28 #include "content/public/browser/web_contents.h" | |
| 29 #include "extensions/common/error_utils.h" | |
| 30 | |
| 31 using content::BrowserThread; | |
| 32 using extensions::api::tabs::InjectDetails; | |
| 33 using extensions::ErrorUtils; | |
| 34 using extensions::ScriptExecutor; | |
| 35 using extensions::UserScript; | |
| 36 | |
| 37 namespace keys = extensions::tabs_constants; | |
| 38 | |
| 39 ExecuteCodeInTabFunction::ExecuteCodeInTabFunction() | |
| 40 : execute_tab_id_(-1) { | |
| 41 } | |
| 42 | |
| 43 ExecuteCodeInTabFunction::~ExecuteCodeInTabFunction() {} | |
| 44 | |
| 45 bool ExecuteCodeInTabFunction::HasPermission() { | |
| 46 if (Init() && | |
| 47 extension_->HasAPIPermissionForTab(execute_tab_id_, | |
| 48 extensions::APIPermission::kTab)) { | |
| 49 return true; | |
| 50 } | |
| 51 return ExtensionFunction::HasPermission(); | |
| 52 } | |
| 53 | |
| 54 bool ExecuteCodeInTabFunction::RunImpl() { | |
| 55 EXTENSION_FUNCTION_VALIDATE(Init()); | |
| 56 | |
| 57 if (!details_->code.get() && !details_->file.get()) { | |
| 58 error_ = keys::kNoCodeOrFileToExecuteError; | |
| 59 return false; | |
| 60 } | |
| 61 if (details_->code.get() && details_->file.get()) { | |
| 62 error_ = keys::kMoreThanOneValuesError; | |
| 63 return false; | |
| 64 } | |
| 65 | |
| 66 content::WebContents* contents = NULL; | |
| 67 | |
| 68 // If |tab_id| is specified, look for the tab. Otherwise default to selected | |
| 69 // tab in the current window. | |
| 70 CHECK_GE(execute_tab_id_, 0); | |
| 71 if (!ExtensionTabUtil::GetTabById(execute_tab_id_, profile(), | |
| 72 include_incognito(), | |
| 73 NULL, NULL, &contents, NULL)) { | |
| 74 return false; | |
| 75 } | |
| 76 | |
| 77 // NOTE: This can give the wrong answer due to race conditions, but it is OK, | |
| 78 // we check again in the renderer. | |
| 79 CHECK(contents); | |
| 80 if (!GetExtension()->CanExecuteScriptOnPage(contents->GetURL(), | |
| 81 contents->GetURL(), | |
| 82 execute_tab_id_, | |
| 83 NULL, | |
| 84 &error_)) { | |
| 85 return false; | |
| 86 } | |
| 87 | |
| 88 if (details_->code.get()) | |
| 89 return Execute(*details_->code); | |
| 90 | |
| 91 CHECK(details_->file.get()); | |
| 92 resource_ = GetExtension()->GetResource(*details_->file); | |
| 93 | |
| 94 if (resource_.extension_root().empty() || resource_.relative_path().empty()) { | |
| 95 error_ = keys::kNoCodeOrFileToExecuteError; | |
| 96 return false; | |
| 97 } | |
| 98 | |
| 99 scoped_refptr<FileReader> file_reader(new FileReader( | |
| 100 resource_, base::Bind(&ExecuteCodeInTabFunction::DidLoadFile, this))); | |
| 101 file_reader->Start(); | |
| 102 | |
| 103 return true; | |
| 104 } | |
| 105 | |
| 106 void ExecuteCodeInTabFunction::OnExecuteCodeFinished(const std::string& error, | |
| 107 int32 on_page_id, | |
| 108 const GURL& on_url, | |
| 109 const ListValue& result) { | |
| 110 if (!error.empty()) | |
| 111 SetError(error); | |
| 112 | |
| 113 SendResponse(error.empty()); | |
| 114 } | |
| 115 | |
| 116 void TabsExecuteScriptFunction::OnExecuteCodeFinished(const std::string& error, | |
| 117 int32 on_page_id, | |
| 118 const GURL& on_url, | |
| 119 const ListValue& result) { | |
| 120 if (error.empty()) | |
| 121 SetResult(result.DeepCopy()); | |
| 122 ExecuteCodeInTabFunction::OnExecuteCodeFinished(error, on_page_id, on_url, | |
| 123 result); | |
| 124 } | |
| 125 | |
| 126 bool ExecuteCodeInTabFunction::Init() { | |
| 127 if (details_.get()) | |
| 128 return true; | |
| 129 | |
| 130 // |tab_id| is optional so it's ok if it's not there. | |
| 131 int tab_id = -1; | |
| 132 args_->GetInteger(0, &tab_id); | |
| 133 | |
| 134 // |details| are not optional. | |
| 135 DictionaryValue* details_value = NULL; | |
| 136 if (!args_->GetDictionary(1, &details_value)) | |
| 137 return false; | |
| 138 scoped_ptr<InjectDetails> details(new InjectDetails()); | |
| 139 if (!InjectDetails::Populate(*details_value, details.get())) | |
| 140 return false; | |
| 141 | |
| 142 // If the tab ID is -1 then it needs to be converted to the currently active | |
| 143 // tab's ID. | |
| 144 if (tab_id == -1) { | |
| 145 Browser* browser = GetCurrentBrowser(); | |
| 146 if (!browser) | |
| 147 return false; | |
| 148 content::WebContents* web_contents = NULL; | |
| 149 if (!ExtensionTabUtil::GetDefaultTab(browser, &web_contents, &tab_id)) | |
| 150 return false; | |
| 151 } | |
| 152 | |
| 153 execute_tab_id_ = tab_id; | |
| 154 details_ = details.Pass(); | |
| 155 return true; | |
| 156 } | |
| 157 | |
| 158 void ExecuteCodeInTabFunction::DidLoadFile(bool success, | |
| 159 const std::string& data) { | |
| 160 std::string function_name = name(); | |
| 161 const extensions::Extension* extension = GetExtension(); | |
| 162 | |
| 163 // Check if the file is CSS and needs localization. | |
| 164 if (success && | |
| 165 function_name == TabsInsertCSSFunction::function_name() && | |
| 166 extension != NULL && | |
| 167 data.find( | |
| 168 extensions::MessageBundle::kMessageBegin) != std::string::npos) { | |
| 169 BrowserThread::PostTask( | |
| 170 BrowserThread::FILE, FROM_HERE, | |
| 171 base::Bind(&ExecuteCodeInTabFunction::LocalizeCSS, this, | |
| 172 data, | |
| 173 extension->id(), | |
| 174 extension->path(), | |
| 175 extension->default_locale())); | |
| 176 } else { | |
| 177 DidLoadAndLocalizeFile(success, data); | |
| 178 } | |
| 179 } | |
| 180 | |
| 181 void ExecuteCodeInTabFunction::LocalizeCSS( | |
| 182 const std::string& data, | |
| 183 const std::string& extension_id, | |
| 184 const FilePath& extension_path, | |
| 185 const std::string& extension_default_locale) { | |
| 186 scoped_ptr<SubstitutionMap> localization_messages( | |
| 187 extension_file_util::LoadMessageBundleSubstitutionMap( | |
| 188 extension_path, extension_id, extension_default_locale)); | |
| 189 | |
| 190 // We need to do message replacement on the data, so it has to be mutable. | |
| 191 std::string css_data = data; | |
| 192 std::string error; | |
| 193 extensions::MessageBundle::ReplaceMessagesWithExternalDictionary( | |
| 194 *localization_messages, &css_data, &error); | |
| 195 | |
| 196 // Call back DidLoadAndLocalizeFile on the UI thread. The success parameter | |
| 197 // is always true, because if loading had failed, we wouldn't have had | |
| 198 // anything to localize. | |
| 199 BrowserThread::PostTask( | |
| 200 BrowserThread::UI, FROM_HERE, | |
| 201 base::Bind(&ExecuteCodeInTabFunction::DidLoadAndLocalizeFile, this, | |
| 202 true, css_data)); | |
| 203 } | |
| 204 | |
| 205 void ExecuteCodeInTabFunction::DidLoadAndLocalizeFile(bool success, | |
| 206 const std::string& data) { | |
| 207 if (success) { | |
| 208 if (!Execute(data)) | |
| 209 SendResponse(false); | |
| 210 } else { | |
| 211 #if defined(OS_POSIX) | |
| 212 // TODO(viettrungluu): bug: there's no particular reason the path should be | |
| 213 // UTF-8, in which case this may fail. | |
| 214 error_ = ErrorUtils::FormatErrorMessage(keys::kLoadFileError, | |
| 215 resource_.relative_path().value()); | |
| 216 #elif defined(OS_WIN) | |
| 217 error_ = ErrorUtils::FormatErrorMessage(keys::kLoadFileError, | |
| 218 WideToUTF8(resource_.relative_path().value())); | |
| 219 #endif // OS_WIN | |
| 220 SendResponse(false); | |
| 221 } | |
| 222 } | |
| 223 | |
| 224 bool ExecuteCodeInTabFunction::Execute(const std::string& code_string) { | |
| 225 content::WebContents* contents = NULL; | |
| 226 Browser* browser = NULL; | |
| 227 | |
| 228 bool success = ExtensionTabUtil::GetTabById( | |
| 229 execute_tab_id_, profile(), include_incognito(), &browser, NULL, | |
| 230 &contents, NULL) && contents && browser; | |
| 231 | |
| 232 if (!success) | |
| 233 return false; | |
| 234 | |
| 235 const extensions::Extension* extension = GetExtension(); | |
| 236 if (!extension) | |
| 237 return false; | |
| 238 | |
| 239 ScriptExecutor::ScriptType script_type = ScriptExecutor::JAVASCRIPT; | |
| 240 std::string function_name = name(); | |
| 241 if (function_name == TabsInsertCSSFunction::function_name()) { | |
| 242 script_type = ScriptExecutor::CSS; | |
| 243 } else if (function_name != TabsExecuteScriptFunction::function_name()) { | |
| 244 NOTREACHED(); | |
| 245 } | |
| 246 | |
| 247 ScriptExecutor::FrameScope frame_scope = | |
| 248 details_->all_frames.get() && *details_->all_frames ? | |
| 249 ScriptExecutor::ALL_FRAMES : | |
| 250 ScriptExecutor::TOP_FRAME; | |
| 251 | |
| 252 UserScript::RunLocation run_at = UserScript::UNDEFINED; | |
| 253 switch (details_->run_at) { | |
| 254 case InjectDetails::RUN_AT_NONE: | |
| 255 case InjectDetails::RUN_AT_DOCUMENT_IDLE: | |
| 256 run_at = UserScript::DOCUMENT_IDLE; | |
| 257 break; | |
| 258 case InjectDetails::RUN_AT_DOCUMENT_START: | |
| 259 run_at = UserScript::DOCUMENT_START; | |
| 260 break; | |
| 261 case InjectDetails::RUN_AT_DOCUMENT_END: | |
| 262 run_at = UserScript::DOCUMENT_END; | |
| 263 break; | |
| 264 } | |
| 265 CHECK_NE(UserScript::UNDEFINED, run_at); | |
| 266 | |
| 267 extensions::TabHelper::FromWebContents(contents)-> | |
| 268 script_executor()->ExecuteScript( | |
| 269 extension->id(), | |
| 270 script_type, | |
| 271 code_string, | |
| 272 frame_scope, | |
| 273 run_at, | |
| 274 ScriptExecutor::ISOLATED_WORLD, | |
| 275 base::Bind(&ExecuteCodeInTabFunction::OnExecuteCodeFinished, this)); | |
| 276 return true; | |
| 277 } | |
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Issue 11747025:
Run the JSON Schema Compiler's bundle compilation on JSON files. Previously it (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src