Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 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 "content/browser/devtools/devtools_browser_target.h" |
| 6 | |
| 7 | #include "base/bind.h" |
| 8 | #include "base/location.h" |
| 9 | #include "base/logging.h" |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame] | 10 | #include "base/message_loop/message_loop_proxy.h" |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 11 | #include "base/values.h" |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 12 | #include "content/public/browser/browser_thread.h" |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 13 | #include "net/server/http_server.h" |
| 14 | |
| 15 | namespace content { |
| 16 | |
| 17 | DevToolsBrowserTarget::DevToolsBrowserTarget( |
| 18 | base::MessageLoopProxy* message_loop_proxy, |
| 19 | net::HttpServer* http_server, |
| 20 | int connection_id) |
| 21 | : message_loop_proxy_(message_loop_proxy), |
| 22 | http_server_(http_server), |
| 23 | connection_id_(connection_id), |
| 24 | handlers_deleter_(&handlers_), |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 25 | weak_factory_(this) { |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 26 | } |
| 27 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 28 | void DevToolsBrowserTarget::RegisterDomainHandler( |
| 29 | const std::string& domain, |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 30 | DevToolsProtocol::Handler* handler, |
| 31 | bool handle_on_ui_thread) { |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 32 | DCHECK(handlers_.find(domain) == handlers_.end()); |
| 33 | handlers_[domain] = handler; |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 34 | if (handle_on_ui_thread) { |
| 35 | handle_on_ui_thread_.insert(domain); |
| 36 | handler->SetNotifier(base::Bind(&DevToolsBrowserTarget::RespondFromUIThread, |
| 37 | weak_factory_.GetWeakPtr())); |
| 38 | } else { |
| 39 | handler->SetNotifier(base::Bind(&DevToolsBrowserTarget::Respond, |
| 40 | base::Unretained(this))); |
| 41 | } |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 42 | } |
| 43 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 44 | void DevToolsBrowserTarget::HandleMessage(const std::string& data) { |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 45 | std::string error_response; |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 46 | scoped_refptr<DevToolsProtocol::Command> command = |
| 47 | DevToolsProtocol::ParseCommand(data, &error_response); |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 48 | if (!command) { |
| 49 | Respond(error_response); |
| 50 | return; |
| 51 | } |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 52 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 53 | DomainHandlerMap::iterator it = handlers_.find(command->domain()); |
| 54 | if (it == handlers_.end()) { |
| 55 | Respond(command->NoSuchMethodErrorResponse()->Serialize()); |
| 56 | return; |
| 57 | } |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 58 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 59 | DevToolsProtocol::Handler* handler = it->second; |
| 60 | bool handle_directly = handle_on_ui_thread_.find(command->domain()) == |
| 61 | handle_on_ui_thread_.end(); |
| 62 | if (handle_directly) { |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 63 | scoped_refptr<DevToolsProtocol::Response> response = |
| 64 | handler->HandleCommand(command); |
| 65 | if (response && response->is_async_promise()) |
| 66 | return; |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 67 | if (response) |
| 68 | Respond(response->Serialize()); |
| 69 | else |
| 70 | Respond(command->NoSuchMethodErrorResponse()->Serialize()); |
| 71 | return; |
| 72 | } |
| 73 | |
Ben Murdoch | 3240926 | 2013-08-07 11:04:47 +0100 | [diff] [blame] | 74 | BrowserThread::PostTask( |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 75 | BrowserThread::UI, |
| 76 | FROM_HERE, |
| 77 | base::Bind(&DevToolsBrowserTarget::HandleCommandOnUIThread, |
| 78 | this, |
| 79 | handler, |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 80 | command)); |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 81 | } |
| 82 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 83 | void DevToolsBrowserTarget::Detach() { |
| 84 | message_loop_proxy_ = NULL; |
| 85 | http_server_ = NULL; |
| 86 | |
| 87 | std::vector<DevToolsProtocol::Handler*> ui_handlers; |
| 88 | for (std::set<std::string>::iterator domain_it = handle_on_ui_thread_.begin(); |
| 89 | domain_it != handle_on_ui_thread_.end(); |
| 90 | ++domain_it) { |
| 91 | DomainHandlerMap::iterator handler_it = handlers_.find(*domain_it); |
| 92 | CHECK(handler_it != handlers_.end()); |
| 93 | ui_handlers.push_back(handler_it->second); |
| 94 | handlers_.erase(handler_it); |
| 95 | } |
| 96 | |
Ben Murdoch | 3240926 | 2013-08-07 11:04:47 +0100 | [diff] [blame] | 97 | BrowserThread::PostTask( |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 98 | BrowserThread::UI, |
| 99 | FROM_HERE, |
| 100 | base::Bind(&DevToolsBrowserTarget::DeleteHandlersOnUIThread, |
| 101 | this, |
Ben Murdoch | 3240926 | 2013-08-07 11:04:47 +0100 | [diff] [blame] | 102 | ui_handlers)); |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 103 | } |
| 104 | |
| 105 | DevToolsBrowserTarget::~DevToolsBrowserTarget() { |
| 106 | } |
| 107 | |
| 108 | void DevToolsBrowserTarget::HandleCommandOnUIThread( |
| 109 | DevToolsProtocol::Handler* handler, |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 110 | scoped_refptr<DevToolsProtocol::Command> command) { |
| 111 | scoped_refptr<DevToolsProtocol::Response> response = |
| 112 | handler->HandleCommand(command); |
| 113 | if (response && response->is_async_promise()) |
| 114 | return; |
| 115 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 116 | if (response) |
| 117 | RespondFromUIThread(response->Serialize()); |
| 118 | else |
| 119 | RespondFromUIThread(command->NoSuchMethodErrorResponse()->Serialize()); |
| 120 | } |
| 121 | |
| 122 | void DevToolsBrowserTarget::DeleteHandlersOnUIThread( |
| 123 | std::vector<DevToolsProtocol::Handler*> handlers) { |
| 124 | STLDeleteElements(&handlers); |
| 125 | } |
| 126 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 127 | void DevToolsBrowserTarget::Respond(const std::string& message) { |
| 128 | if (!http_server_) |
| 129 | return; |
| 130 | http_server_->SendOverWebSocket(connection_id_, message); |
| 131 | } |
| 132 | |
| 133 | void DevToolsBrowserTarget::RespondFromUIThread(const std::string& message) { |
| 134 | if (!message_loop_proxy_) |
| 135 | return; |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 136 | message_loop_proxy_->PostTask( |
| 137 | FROM_HERE, |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 138 | base::Bind(&DevToolsBrowserTarget::Respond, this, message)); |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | } // namespace content |