Merge revision 600 changes:

- Add ability to directly retrieve plugin information (issue #575).

git-svn-id: https://chromiumembedded.googlecode.com/svn/branches/1025@601 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/web_plugin_impl.cc

@@ -0,0 +1,105 @@
+// Copyright (c) 2012 The Chromium Embedded Framework 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 "include/cef_web_plugin.h"
+#include "libcef/cef_context.h"
+#include "libcef/cef_thread.h"
+
+#include "base/file_path.h"
+#include "base/string_util.h"
+#include "webkit/plugins/npapi/plugin_list.h"
+
+namespace {
+
+class CefWebPluginInfoImpl : public CefWebPluginInfo {
+ public:
+  explicit CefWebPluginInfoImpl(const webkit::WebPluginInfo& plugin_info)
+      : plugin_info_(plugin_info) {
+  }
+
+  virtual CefString GetName() OVERRIDE {
+    return plugin_info_.name;
+  }
+
+  virtual CefString GetPath() OVERRIDE {
+    return plugin_info_.path.value();
+  }
+
+  virtual CefString GetVersion() OVERRIDE {
+    return plugin_info_.version;
+  }
+
+  virtual CefString GetDescription() OVERRIDE {
+    return plugin_info_.desc;
+  }
+
+ private:
+  webkit::WebPluginInfo plugin_info_;
+
+  IMPLEMENT_REFCOUNTING(CefWebPluginInfoImpl);
+};
+
+}  // namespace
+
+size_t CefGetWebPluginCount() {
+  if (!CONTEXT_STATE_VALID()) {
+    NOTREACHED() << "context not valid";
+    return 0;
+  }
+
+  if (!CefThread::CurrentlyOn(CefThread::UI)) {
+    NOTREACHED() << "called on invalid thread";
+    return 0;
+  }
+
+  std::vector<webkit::WebPluginInfo> plugins;
+  webkit::npapi::PluginList::Singleton()->GetPlugins(&plugins);
+  return plugins.size();
+}
+
+CefRefPtr<CefWebPluginInfo> CefGetWebPluginInfo(int index) {
+  if (!CONTEXT_STATE_VALID()) {
+    NOTREACHED() << "context not valid";
+    return 0;
+  }
+
+  if (!CefThread::CurrentlyOn(CefThread::UI)) {
+    NOTREACHED() << "called on invalid thread";
+    return 0;
+  }
+
+  std::vector<webkit::WebPluginInfo> plugins;
+  webkit::npapi::PluginList::Singleton()->GetPlugins(&plugins);
+
+  if (index < 0 || index >= static_cast<int>(plugins.size()))
+    return NULL;
+
+  return new CefWebPluginInfoImpl(plugins[index]);
+}
+
+CefRefPtr<CefWebPluginInfo> CefGetWebPluginInfo(const CefString& name) {
+  if (!CONTEXT_STATE_VALID()) {
+    NOTREACHED() << "context not valid";
+    return 0;
+  }
+
+  if (!CefThread::CurrentlyOn(CefThread::UI)) {
+    NOTREACHED() << "called on invalid thread";
+    return 0;
+  }
+
+  std::vector<webkit::WebPluginInfo> plugins;
+  webkit::npapi::PluginList::Singleton()->GetPlugins(&plugins);
+
+  std::string nameStr = name;
+  StringToLowerASCII(&nameStr);
+
+  std::vector<webkit::WebPluginInfo>::const_iterator it = plugins.begin();
+  for (; it != plugins.end(); ++it) {
+    if (LowerCaseEqualsASCII(it->name, nameStr.c_str()))
+      return new CefWebPluginInfoImpl(*it);
+  }
+
+  return NULL;
+}