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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 "webkit/plugins/ppapi/host_globals.h" | |
| 6 | |
| 7 #include <limits> | |
| 8 | |
| 9 #include "base/command_line.h" | |
| 10 #include "base/logging.h" | |
| 11 #include "base/rand_util.h" | |
| 12 #include "base/strings/utf_string_conversions.h" | |
| 13 #include "base/task_runner.h" | |
| 14 #include "ppapi/shared_impl/api_id.h" | |
| 15 #include "ppapi/shared_impl/id_assignment.h" | |
| 16 #include "third_party/WebKit/public/platform/WebString.h" | |
| 17 #include "third_party/WebKit/public/web/WebConsoleMessage.h" | |
| 18 #include "third_party/WebKit/public/web/WebDocument.h" | |
| 19 #include "third_party/WebKit/public/web/WebElement.h" | |
| 20 #include "third_party/WebKit/public/web/WebFrame.h" | |
| 21 #include "third_party/WebKit/public/web/WebPluginContainer.h" | |
| 22 #include "webkit/plugins/plugin_switches.h" | |
| 23 #include "webkit/plugins/ppapi/plugin_module.h" | |
| 24 #include "webkit/plugins/ppapi/ppapi_plugin_instance_impl.h" | |
| 25 | |
| 26 using ppapi::CheckIdType; | |
| 27 using ppapi::MakeTypedId; | |
| 28 using ppapi::PPIdType; | |
| 29 using ppapi::ResourceTracker; | |
| 30 using WebKit::WebConsoleMessage; | |
| 31 using WebKit::WebString; | |
| 32 | |
| 33 namespace webkit { | |
| 34 namespace ppapi { | |
| 35 | |
| 36 namespace { | |
| 37 | |
| 38 typedef std::set<WebKit::WebPluginContainer*> ContainerSet; | |
| 39 | |
| 40 // Adds all WebPluginContainers associated with the given module to the set. | |
| 41 void GetAllContainersForModule(PluginModule* module, | |
| 42 ContainerSet* containers) { | |
| 43 const PluginModule::PluginInstanceSet& instances = | |
| 44 module->GetAllInstances(); | |
| 45 for (PluginModule::PluginInstanceSet::const_iterator i = instances.begin(); | |
| 46 i != instances.end(); ++i) | |
| 47 containers->insert((*i)->container()); | |
| 48 } | |
| 49 | |
| 50 WebConsoleMessage::Level LogLevelToWebLogLevel(PP_LogLevel level) { | |
| 51 switch (level) { | |
| 52 case PP_LOGLEVEL_TIP: | |
| 53 return WebConsoleMessage::LevelDebug; | |
| 54 case PP_LOGLEVEL_LOG: | |
| 55 return WebConsoleMessage::LevelLog; | |
| 56 case PP_LOGLEVEL_WARNING: | |
| 57 return WebConsoleMessage::LevelWarning; | |
| 58 case PP_LOGLEVEL_ERROR: | |
| 59 default: | |
| 60 return WebConsoleMessage::LevelError; | |
| 61 } | |
| 62 } | |
| 63 | |
| 64 WebConsoleMessage MakeLogMessage(PP_LogLevel level, | |
| 65 const std::string& source, | |
| 66 const std::string& message) { | |
| 67 std::string result = source; | |
| 68 if (!result.empty()) | |
| 69 result.append(": "); | |
| 70 result.append(message); | |
| 71 return WebConsoleMessage(LogLevelToWebLogLevel(level), | |
| 72 WebString(UTF8ToUTF16(result))); | |
| 73 } | |
| 74 | |
| 75 } // namespace | |
| 76 | |
| 77 HostGlobals* HostGlobals::host_globals_ = NULL; | |
| 78 | |
| 79 HostGlobals::HostGlobals() | |
| 80 : ::ppapi::PpapiGlobals(), | |
| 81 resource_tracker_(ResourceTracker::SINGLE_THREADED) { | |
| 82 DCHECK(!host_globals_); | |
| 83 host_globals_ = this; | |
| 84 } | |
| 85 | |
| 86 HostGlobals::HostGlobals( | |
| 87 ::ppapi::PpapiGlobals::PerThreadForTest per_thread_for_test) | |
| 88 : ::ppapi::PpapiGlobals(per_thread_for_test), | |
| 89 resource_tracker_(ResourceTracker::SINGLE_THREADED) { | |
| 90 DCHECK(!host_globals_); | |
| 91 } | |
| 92 | |
| 93 HostGlobals::~HostGlobals() { | |
| 94 DCHECK(host_globals_ == this || !host_globals_); | |
| 95 host_globals_ = NULL; | |
| 96 } | |
| 97 | |
| 98 ::ppapi::ResourceTracker* HostGlobals::GetResourceTracker() { | |
| 99 return &resource_tracker_; | |
| 100 } | |
| 101 | |
| 102 ::ppapi::VarTracker* HostGlobals::GetVarTracker() { | |
| 103 return &host_var_tracker_; | |
| 104 } | |
| 105 | |
| 106 ::ppapi::CallbackTracker* HostGlobals::GetCallbackTrackerForInstance( | |
| 107 PP_Instance instance) { | |
| 108 InstanceMap::iterator found = instance_map_.find(instance); | |
| 109 if (found == instance_map_.end()) | |
| 110 return NULL; | |
| 111 return found->second->module()->GetCallbackTracker().get(); | |
| 112 } | |
| 113 | |
| 114 ::ppapi::thunk::PPB_Instance_API* HostGlobals::GetInstanceAPI( | |
| 115 PP_Instance instance) { | |
| 116 // The InstanceAPI is just implemented by the PluginInstance object. | |
| 117 return GetInstance(instance); | |
| 118 } | |
| 119 | |
| 120 ::ppapi::thunk::ResourceCreationAPI* HostGlobals::GetResourceCreationAPI( | |
| 121 PP_Instance pp_instance) { | |
| 122 PluginInstanceImpl* instance = GetInstance(pp_instance); | |
| 123 if (!instance) | |
| 124 return NULL; | |
| 125 return &instance->resource_creation(); | |
| 126 } | |
| 127 | |
| 128 PP_Module HostGlobals::GetModuleForInstance(PP_Instance instance) { | |
| 129 PluginInstanceImpl* inst = GetInstance(instance); | |
| 130 if (!inst) | |
| 131 return 0; | |
| 132 return inst->module()->pp_module(); | |
| 133 } | |
| 134 | |
| 135 std::string HostGlobals::GetCmdLine() { | |
| 136 return CommandLine::ForCurrentProcess()->GetSwitchValueASCII( | |
| 137 switches::kPpapiFlashArgs); | |
| 138 } | |
| 139 | |
| 140 void HostGlobals::PreCacheFontForFlash(const void* logfontw) { | |
| 141 // Not implemented in-process. | |
| 142 } | |
| 143 | |
| 144 base::Lock* HostGlobals::GetProxyLock() { | |
| 145 // We do not lock on the host side. | |
| 146 return NULL; | |
| 147 } | |
| 148 | |
| 149 void HostGlobals::LogWithSource(PP_Instance instance, | |
| 150 PP_LogLevel level, | |
| 151 const std::string& source, | |
| 152 const std::string& value) { | |
| 153 PluginInstanceImpl* instance_object = | |
| 154 HostGlobals::Get()->GetInstance(instance); | |
| 155 if (instance_object) { | |
| 156 instance_object->container()->element().document().frame()-> | |
| 157 addMessageToConsole(MakeLogMessage(level, source, value)); | |
| 158 } else { | |
| 159 BroadcastLogWithSource(0, level, source, value); | |
| 160 } | |
| 161 } | |
| 162 | |
| 163 void HostGlobals::BroadcastLogWithSource(PP_Module pp_module, | |
| 164 PP_LogLevel level, | |
| 165 const std::string& source, | |
| 166 const std::string& value) { | |
| 167 // Get the unique containers associated with the broadcast. This prevents us | |
| 168 // from sending the same message to the same console when there are two | |
| 169 // instances on the page. | |
| 170 ContainerSet containers; | |
| 171 PluginModule* module = GetModule(pp_module); | |
| 172 if (module) { | |
| 173 GetAllContainersForModule(module, &containers); | |
| 174 } else { | |
| 175 // Unknown module, get containers for all modules. | |
| 176 for (ModuleMap::const_iterator i = module_map_.begin(); | |
| 177 i != module_map_.end(); ++i) { | |
| 178 GetAllContainersForModule(i->second, &containers); | |
| 179 } | |
| 180 } | |
| 181 | |
| 182 WebConsoleMessage message = MakeLogMessage(level, source, value); | |
| 183 for (ContainerSet::iterator i = containers.begin(); | |
| 184 i != containers.end(); ++i) | |
| 185 (*i)->element().document().frame()->addMessageToConsole(message); | |
| 186 } | |
| 187 | |
| 188 base::TaskRunner* HostGlobals::GetFileTaskRunner(PP_Instance instance) { | |
| 189 scoped_refptr<PluginInstanceImpl> plugin_instance = GetInstance(instance); | |
| 190 DCHECK(plugin_instance.get()); | |
| 191 scoped_refptr<base::MessageLoopProxy> message_loop = | |
| 192 plugin_instance->delegate()->GetFileThreadMessageLoopProxy(); | |
| 193 return message_loop.get(); | |
| 194 } | |
| 195 | |
| 196 ::ppapi::MessageLoopShared* HostGlobals::GetCurrentMessageLoop() { | |
| 197 return NULL; | |
| 198 } | |
| 199 | |
| 200 PP_Module HostGlobals::AddModule(PluginModule* module) { | |
| 201 #ifndef NDEBUG | |
| 202 // Make sure we're not adding one more than once. | |
| 203 for (ModuleMap::const_iterator i = module_map_.begin(); | |
| 204 i != module_map_.end(); ++i) | |
| 205 DCHECK(i->second != module); | |
| 206 #endif | |
| 207 | |
| 208 // See AddInstance. | |
| 209 PP_Module new_module; | |
| 210 do { | |
| 211 new_module = MakeTypedId(static_cast<PP_Module>(base::RandUint64()), | |
| 212 ::ppapi::PP_ID_TYPE_MODULE); | |
| 213 } while (!new_module || | |
| 214 module_map_.find(new_module) != module_map_.end()); | |
| 215 module_map_[new_module] = module; | |
| 216 return new_module; | |
| 217 } | |
| 218 | |
| 219 void HostGlobals::ModuleDeleted(PP_Module module) { | |
| 220 DLOG_IF(ERROR, !CheckIdType(module, ::ppapi::PP_ID_TYPE_MODULE)) | |
| 221 << module << " is not a PP_Module."; | |
| 222 ModuleMap::iterator found = module_map_.find(module); | |
| 223 if (found == module_map_.end()) { | |
| 224 NOTREACHED(); | |
| 225 return; | |
| 226 } | |
| 227 module_map_.erase(found); | |
| 228 } | |
| 229 | |
| 230 PluginModule* HostGlobals::GetModule(PP_Module module) { | |
| 231 DLOG_IF(ERROR, !CheckIdType(module, ::ppapi::PP_ID_TYPE_MODULE)) | |
| 232 << module << " is not a PP_Module."; | |
| 233 ModuleMap::iterator found = module_map_.find(module); | |
| 234 if (found == module_map_.end()) | |
| 235 return NULL; | |
| 236 return found->second; | |
| 237 } | |
| 238 | |
| 239 PP_Instance HostGlobals::AddInstance(PluginInstanceImpl* instance) { | |
| 240 DCHECK(instance_map_.find(instance->pp_instance()) == instance_map_.end()); | |
| 241 | |
| 242 // Use a random number for the instance ID. This helps prevent some | |
| 243 // accidents. See also AddModule below. | |
| 244 // | |
| 245 // Need to make sure the random number isn't a duplicate or 0. | |
| 246 PP_Instance new_instance; | |
| 247 do { | |
| 248 new_instance = MakeTypedId(static_cast<PP_Instance>(base::RandUint64()), | |
| 249 ::ppapi::PP_ID_TYPE_INSTANCE); | |
| 250 } while (!new_instance || | |
| 251 instance_map_.find(new_instance) != instance_map_.end() || | |
| 252 !instance->module()->ReserveInstanceID(new_instance)); | |
| 253 | |
| 254 instance_map_[new_instance] = instance; | |
| 255 | |
| 256 resource_tracker_.DidCreateInstance(new_instance); | |
| 257 return new_instance; | |
| 258 } | |
| 259 | |
| 260 void HostGlobals::InstanceDeleted(PP_Instance instance) { | |
| 261 resource_tracker_.DidDeleteInstance(instance); | |
| 262 host_var_tracker_.DidDeleteInstance(instance); | |
| 263 instance_map_.erase(instance); | |
| 264 } | |
| 265 | |
| 266 void HostGlobals::InstanceCrashed(PP_Instance instance) { | |
| 267 resource_tracker_.DidDeleteInstance(instance); | |
| 268 host_var_tracker_.DidDeleteInstance(instance); | |
| 269 } | |
| 270 | |
| 271 PluginInstanceImpl* HostGlobals::GetInstance(PP_Instance instance) { | |
| 272 DLOG_IF(ERROR, !CheckIdType(instance, ::ppapi::PP_ID_TYPE_INSTANCE)) | |
| 273 << instance << " is not a PP_Instance."; | |
| 274 InstanceMap::iterator found = instance_map_.find(instance); | |
| 275 if (found == instance_map_.end()) | |
| 276 return NULL; | |
| 277 return found->second; | |
| 278 } | |
| 279 | |
| 280 bool HostGlobals::IsHostGlobals() const { | |
| 281 return true; | |
| 282 } | |
| 283 | |
| 284 } // namespace ppapi | |
| 285 } // namespace webkit | |
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Chromium Code Reviews
Issue 20165002:
Move webkit/plugins/ppapi to content/renderer/pepper. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/