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-rw-r--r--chromium/components/plugins/renderer/plugin_placeholder.cc248
1 files changed, 0 insertions, 248 deletions
diff --git a/chromium/components/plugins/renderer/plugin_placeholder.cc b/chromium/components/plugins/renderer/plugin_placeholder.cc
deleted file mode 100644
index df85dd562bd..00000000000
--- a/chromium/components/plugins/renderer/plugin_placeholder.cc
+++ /dev/null
@@ -1,248 +0,0 @@
-// Copyright 2013 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 "components/plugins/renderer/plugin_placeholder.h"
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/json/string_escape.h"
-#include "base/strings/string_piece.h"
-#include "base/strings/string_util.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/values.h"
-#include "content/public/common/content_constants.h"
-#include "content/public/common/context_menu_params.h"
-#include "content/public/renderer/render_frame.h"
-#include "content/public/renderer/render_thread.h"
-#include "third_party/WebKit/public/web/WebDocument.h"
-#include "third_party/WebKit/public/web/WebElement.h"
-#include "third_party/WebKit/public/web/WebFrame.h"
-#include "third_party/WebKit/public/web/WebInputEvent.h"
-#include "third_party/WebKit/public/web/WebPluginContainer.h"
-#include "third_party/WebKit/public/web/WebScriptSource.h"
-#include "third_party/WebKit/public/web/WebView.h"
-#include "third_party/re2/re2/re2.h"
-
-using content::RenderThread;
-using content::UserMetricsAction;
-using blink::WebElement;
-using blink::WebFrame;
-using blink::WebMouseEvent;
-using blink::WebNode;
-using blink::WebPlugin;
-using blink::WebPluginContainer;
-using blink::WebPluginParams;
-using blink::WebScriptSource;
-using blink::WebURLRequest;
-using webkit_glue::CppArgumentList;
-using webkit_glue::CppVariant;
-
-namespace plugins {
-
-PluginPlaceholder::PluginPlaceholder(content::RenderFrame* render_frame,
- WebFrame* frame,
- const WebPluginParams& params,
- const std::string& html_data,
- GURL placeholderDataUrl)
- : content::RenderFrameObserver(render_frame),
- frame_(frame),
- plugin_params_(params),
- plugin_(WebViewPlugin::Create(this,
- render_frame->GetWebkitPreferences(),
- html_data,
- placeholderDataUrl)),
- is_blocked_for_prerendering_(false),
- allow_loading_(false),
- hidden_(false),
- finished_loading_(false) {}
-
-PluginPlaceholder::~PluginPlaceholder() {}
-
-void PluginPlaceholder::BindWebFrame(WebFrame* frame) {
- BindToJavascript(frame, "plugin");
- BindCallback(
- "load",
- base::Bind(&PluginPlaceholder::LoadCallback, base::Unretained(this)));
- BindCallback(
- "hide",
- base::Bind(&PluginPlaceholder::HideCallback, base::Unretained(this)));
- BindCallback("didFinishLoading",
- base::Bind(&PluginPlaceholder::DidFinishLoadingCallback,
- base::Unretained(this)));
-}
-
-void PluginPlaceholder::ReplacePlugin(WebPlugin* new_plugin) {
- CHECK(plugin_);
- if (!new_plugin) return;
- WebPluginContainer* container = plugin_->container();
- // Set the new plug-in on the container before initializing it.
- container->setPlugin(new_plugin);
- // Save the element in case the plug-in is removed from the page during
- // initialization.
- WebElement element = container->element();
- if (!new_plugin->initialize(container)) {
- // We couldn't initialize the new plug-in. Restore the old one and abort.
- container->setPlugin(plugin_);
- return;
- }
-
- // The plug-in has been removed from the page. Destroy the old plug-in
- // (which will destroy us).
- if (!element.pluginContainer()) {
- plugin_->destroy();
- return;
- }
-
- // During initialization, the new plug-in might have replaced itself in turn
- // with another plug-in. Make sure not to use the passed in |new_plugin| after
- // this point.
- new_plugin = container->plugin();
-
- plugin_->RestoreTitleText();
- container->invalidate();
- container->reportGeometry();
- plugin_->ReplayReceivedData(new_plugin);
- plugin_->destroy();
-}
-
-void PluginPlaceholder::HidePlugin() {
- hidden_ = true;
- WebPluginContainer* container = plugin_->container();
- WebElement element = container->element();
- element.setAttribute("style", "display: none;");
- // If we have a width and height, search for a parent (often <div>) with the
- // same dimensions. If we find such a parent, hide that as well.
- // This makes much more uncovered page content usable (including clickable)
- // as opposed to merely visible.
- // TODO(cevans) -- it's a foul heurisitc but we're going to tolerate it for
- // now for these reasons:
- // 1) Makes the user experience better.
- // 2) Foulness is encapsulated within this single function.
- // 3) Confidence in no fasle positives.
- // 4) Seems to have a good / low false negative rate at this time.
- if (element.hasAttribute("width") && element.hasAttribute("height")) {
- std::string width_str("width:[\\s]*");
- width_str += element.getAttribute("width").utf8().data();
- if (EndsWith(width_str, "px", false)) {
- width_str = width_str.substr(0, width_str.length() - 2);
- }
- TrimWhitespace(width_str, TRIM_TRAILING, &width_str);
- width_str += "[\\s]*px";
- std::string height_str("height:[\\s]*");
- height_str += element.getAttribute("height").utf8().data();
- if (EndsWith(height_str, "px", false)) {
- height_str = height_str.substr(0, height_str.length() - 2);
- }
- TrimWhitespace(height_str, TRIM_TRAILING, &height_str);
- height_str += "[\\s]*px";
- WebNode parent = element;
- while (!parent.parentNode().isNull()) {
- parent = parent.parentNode();
- if (!parent.isElementNode())
- continue;
- element = parent.toConst<WebElement>();
- if (element.hasAttribute("style")) {
- std::string style_str = element.getAttribute("style").utf8();
- if (RE2::PartialMatch(style_str, width_str) &&
- RE2::PartialMatch(style_str, height_str))
- element.setAttribute("style", "display: none;");
- }
- }
- }
-}
-
-void PluginPlaceholder::WillDestroyPlugin() { delete this; }
-
-void PluginPlaceholder::SetMessage(const base::string16& message) {
- message_ = message;
- if (finished_loading_)
- UpdateMessage();
-}
-
-void PluginPlaceholder::UpdateMessage() {
- std::string script =
- "window.setMessage(" + base::GetQuotedJSONString(message_) + ")";
- plugin_->web_view()->mainFrame()->executeScript(
- WebScriptSource(ASCIIToUTF16(script)));
-}
-
-void PluginPlaceholder::ShowContextMenu(const WebMouseEvent& event) {
- // Does nothing by default. Will be overridden if a specific browser wants
- // a context menu.
- return;
-}
-
-void PluginPlaceholder::OnLoadBlockedPlugins(const std::string& identifier) {
- if (!identifier.empty() && identifier != identifier_)
- return;
-
- RenderThread::Get()->RecordAction(UserMetricsAction("Plugin_Load_UI"));
- LoadPlugin();
-}
-
-void PluginPlaceholder::OnSetIsPrerendering(bool is_prerendering) {
- // Prerendering can only be enabled prior to a RenderView's first navigation,
- // so no BlockedPlugin should see the notification that enables prerendering.
- DCHECK(!is_prerendering);
- if (is_blocked_for_prerendering_ && !is_prerendering)
- LoadPlugin();
-}
-
-void PluginPlaceholder::LoadPlugin() {
- // This is not strictly necessary but is an important defense in case the
- // event propagation changes between "close" vs. "click-to-play".
- if (hidden_)
- return;
- if (!allow_loading_) {
- NOTREACHED();
- return;
- }
-
- // TODO(mmenke): In the case of prerendering, feed into
- // ChromeContentRendererClient::CreatePlugin instead, to
- // reduce the chance of future regressions.
- WebPlugin* plugin =
- render_frame()->CreatePlugin(frame_, plugin_info_, plugin_params_);
- ReplacePlugin(plugin);
-}
-
-void PluginPlaceholder::LoadCallback(const CppArgumentList& args,
- CppVariant* result) {
- RenderThread::Get()->RecordAction(UserMetricsAction("Plugin_Load_Click"));
- LoadPlugin();
-}
-
-void PluginPlaceholder::HideCallback(const CppArgumentList& args,
- CppVariant* result) {
- RenderThread::Get()->RecordAction(UserMetricsAction("Plugin_Hide_Click"));
- HidePlugin();
-}
-
-void PluginPlaceholder::DidFinishLoadingCallback(const CppArgumentList& args,
- CppVariant* result) {
- finished_loading_ = true;
- if (message_.length() > 0)
- UpdateMessage();
-}
-
-void PluginPlaceholder::SetPluginInfo(
- const content::WebPluginInfo& plugin_info) {
- plugin_info_ = plugin_info;
-}
-
-const content::WebPluginInfo& PluginPlaceholder::GetPluginInfo() const {
- return plugin_info_;
-}
-
-void PluginPlaceholder::SetIdentifier(const std::string& identifier) {
- identifier_ = identifier;
-}
-
-blink::WebFrame* PluginPlaceholder::GetFrame() { return frame_; }
-
-const blink::WebPluginParams& PluginPlaceholder::GetPluginParams() const {
- return plugin_params_;
-}
-
-} // namespace plugins
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