Delete most web intents code.

content/renderer/web_intents_host.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "content/renderer/web_intents_host.h"
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/utf_string_conversions.h"
-#include "content/common/intents_messages.h"
-#include "content/public/renderer/v8_value_converter.h"
-#include "content/renderer/render_view_impl.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebCString.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebFileSystem.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebString.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebVector.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebBindings.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebBlob.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebDeliveredIntentClient.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebIntent.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebIntentRequest.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebSerializedScriptValue.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
-#include "webkit/fileapi/file_system_util.h"
-#include "webkit/glue/cpp_bound_class.h"
-
-using WebKit::WebBindings;
-using WebKit::WebBlob;
-using WebKit::WebCString;
-using WebKit::WebDeliveredIntentClient;
-using WebKit::WebFrame;
-using WebKit::WebIntent;
-using WebKit::WebIntentRequest;
-using WebKit::WebString;
-using WebKit::WebSerializedScriptValue;
-using WebKit::WebVector;
-
-namespace content {
-
-namespace {
-
-// Reads reply value, either from the data field, or the data_file field.
-WebSerializedScriptValue GetReplyValue(
-    const webkit_glue::WebIntentReply& reply) {
-  if (reply.data_file_size > -1) {
-    // TODO(smckay): seralize the blob value in the web intent script
-    // context. We simply don't know how to do this at this time.
-    // The following code kills the renderer when we call toV8Value.
-    //    v8::HandleScope scope;
-    //    v8::Local<v8::Context> ctx = ....which context?
-    //    v8::Context::Scope cscope(ctx);
-    //    WebKit::WebBlob blob = WebBlob::createFromFile(
-    //        WebString::fromUTF8(reply.data_file.AsUTF8Unsafe()),
-    //        reply.data_file_size);
-    //    v8::Handle<v8::Value> value = blob.toV8Value();
-    //    return WebSerializedScriptValue::serialize(value);
-    return WebSerializedScriptValue::fromString(
-        ASCIIToUTF16(reply.data_file.AsUTF8Unsafe()));
-  } else {
-    return WebSerializedScriptValue::fromString(reply.data);
-  }
-}
-
-}  // namespace
-
-class DeliveredIntentClientImpl : public WebDeliveredIntentClient {
- public:
-  explicit DeliveredIntentClientImpl(WebIntentsHost* host) : host_(host) {}
-  virtual ~DeliveredIntentClientImpl() {}
-
-  virtual void postResult(const WebSerializedScriptValue& data) const {
-    host_->OnResult(data.toString());
-  }
-
-  virtual void postFailure(const WebSerializedScriptValue& data) const {
-    host_->OnFailure(data.toString());
-  }
-
-  virtual void destroy() OVERRIDE {
-  }
-
- private:
-  WebIntentsHost* host_;
-};
-
-WebIntentsHost::WebIntentsHost(RenderViewImpl* render_view)
-    : RenderViewObserver(render_view),
-      id_counter_(0) {
-}
-
-WebIntentsHost::~WebIntentsHost() {
-}
-
-int WebIntentsHost::RegisterWebIntent(
-    const WebIntentRequest& request) {
-  int id = id_counter_++;
-  intent_requests_[id] = request;
-  return id;
-}
-
-bool WebIntentsHost::OnMessageReceived(const IPC::Message& message) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(WebIntentsHost, message)
-    IPC_MESSAGE_HANDLER(IntentsMsg_SetWebIntentData, OnSetIntent)
-    IPC_MESSAGE_HANDLER(IntentsMsg_WebIntentReply, OnWebIntentReply);
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-void WebIntentsHost::OnSetIntent(const webkit_glue::WebIntentData& intent) {
-  intent_.reset(new webkit_glue::WebIntentData(intent));
-}
-
-void WebIntentsHost::OnWebIntentReply(
-    const webkit_glue::WebIntentReply& reply,
-    int intent_id) {
-  std::map<int, WebIntentRequest>::iterator request =
-      intent_requests_.find(intent_id);
-  if (request == intent_requests_.end())
-    return;
-  WebIntentRequest intent_request = request->second;
-  intent_requests_.erase(request);
-
-  if (reply.type == webkit_glue::WEB_INTENT_REPLY_SUCCESS) {
-    intent_request.postResult(GetReplyValue(reply));
-  } else {
-    intent_request.postFailure(
-        WebSerializedScriptValue::fromString(reply.data));
-  }
-}
-
-void WebIntentsHost::OnResult(const WebKit::WebString& data) {
-  const webkit_glue::WebIntentReply reply(
-      webkit_glue::WEB_INTENT_REPLY_SUCCESS, data);
-  Send(new IntentsHostMsg_WebIntentReply(routing_id(), reply));
-}
-
-void WebIntentsHost::OnFailure(const WebKit::WebString& data) {
-  const webkit_glue::WebIntentReply reply(
-      webkit_glue::WEB_INTENT_REPLY_FAILURE, data);
-  Send(new IntentsHostMsg_WebIntentReply(routing_id(), reply));
-}
-
-// We set the intent payload into all top-level frame window objects. This
-// should persist the data through redirects, and not deliver it to any
-// sub-frames.
-void WebIntentsHost::DidCreateScriptContext(WebKit::WebFrame* frame,
-                                            v8::Handle<v8::Context> ctx,
-                                            int extension_group,
-                                            int world_id) {
-  if (intent_.get() == NULL || frame->top() != frame)
-    return;
-
-  if (ctx != frame->mainWorldScriptContext())
-    return;
-
-  if (!delivered_intent_client_.get()) {
-    delivered_intent_client_.reset(new DeliveredIntentClientImpl(this));
-  }
-
-  WebIntent web_intent = CreateWebIntent(frame, *intent_);
-
-  if (!web_intent.action().isEmpty())
-    frame->deliverIntent(web_intent, NULL, delivered_intent_client_.get());
-}
-
-WebIntent WebIntentsHost::CreateWebIntent(
-    WebFrame* frame, const webkit_glue::WebIntentData& intent_data) {
-  // Must be called with v8 scope held.
-  DCHECK(v8::Context::InContext());
-
-  // TODO(gbillock): Remove this block when we get rid of |extras|.
-  WebVector<WebString> extras_keys(intent_data.extra_data.size());
-  WebVector<WebString> extras_values(intent_data.extra_data.size());
-  std::map<string16, string16>::const_iterator iter =
-      intent_data.extra_data.begin();
-  for (size_t i = 0; iter != intent_data.extra_data.end(); ++i, ++iter) {
-    extras_keys[i] = iter->first;
-    extras_values[i] = iter->second;
-  }
-
-  switch (intent_data.data_type) {
-    case webkit_glue::WebIntentData::SERIALIZED: {
-      return WebIntent::create(intent_data.action, intent_data.type,
-                               intent_data.data,
-                               extras_keys, extras_values);
-    }
-
-    case webkit_glue::WebIntentData::UNSERIALIZED: {
-      v8::Local<v8::String> dataV8 = v8::String::New(
-          reinterpret_cast<const uint16_t*>(
-              intent_data.unserialized_data.data()),
-          static_cast<int>(intent_data.unserialized_data.length()));
-      WebSerializedScriptValue serialized_data =
-          WebSerializedScriptValue::serialize(dataV8);
-
-      return WebIntent::create(intent_data.action, intent_data.type,
-                               serialized_data.toString(),
-                               extras_keys, extras_values);
-    }
-
-    case webkit_glue::WebIntentData::BLOB: {
-      web_blob_ = WebBlob::createFromFile(
-          WebString::fromUTF8(intent_data.blob_file.AsUTF8Unsafe()),
-          intent_data.blob_length);
-      WebSerializedScriptValue serialized_data =
-          WebSerializedScriptValue::serialize(web_blob_.toV8Value());
-      return WebIntent::create(intent_data.action, intent_data.type,
-                               serialized_data.toString(),
-                               extras_keys, extras_values);
-    }
-
-    case webkit_glue::WebIntentData::FILESYSTEM: {
-      const GURL origin = GURL(frame->document().securityOrigin().toString());
-      const GURL root_url =
-          fileapi::GetFileSystemRootURI(origin,
-                                        fileapi::kFileSystemTypeIsolated);
-      const std::string url = base::StringPrintf(
-          "%s%s/%s/",
-          root_url.spec().c_str(),
-          intent_data.filesystem_id.c_str(),
-          intent_data.root_name.c_str());
-      // TODO(kmadhusu): This is a temporary hack to create a serializable file
-      // system. Once we have a better way to create a serializable file system,
-      // remove this hack.
-      v8::Handle<v8::Value> filesystem_V8 = frame->createSerializableFileSystem(
-          WebKit::WebFileSystem::TypeIsolated,
-          WebKit::WebString::fromUTF8(intent_data.root_name),
-          WebKit::WebString::fromUTF8(url));
-      WebSerializedScriptValue serialized_data =
-          WebSerializedScriptValue::serialize(filesystem_V8);
-      return WebIntent::create(intent_data.action, intent_data.type,
-                               serialized_data.toString(),
-                               extras_keys, extras_values);
-    }
-
-    case webkit_glue::WebIntentData::MIME_TYPE: {
-      scoped_ptr<V8ValueConverter> converter(
-          V8ValueConverter::create());
-      v8::Handle<v8::Value> valV8 = converter->ToV8Value(
-          &intent_data.mime_data, v8::Context::GetCurrent());
-
-      WebSerializedScriptValue serialized_data =
-          WebSerializedScriptValue::serialize(valV8);
-      return WebIntent::create(intent_data.action, intent_data.type,
-                               serialized_data.toString(),
-                               WebVector<WebString>(), WebVector<WebString>());
-    }
-  }
-
-  NOTREACHED();
-  return WebIntent();
-}
-
-}  // namespace content