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/*
* Copyright 2006, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define LOG_TAG "favicons"
#include "config.h"
#include "WebIconDatabase.h"
#include "FileSystem.h"
#include "GraphicsJNI.h"
#include "IconDatabase.h"
#include "Image.h"
#include "IntRect.h"
#include "JavaSharedClient.h"
#include "KURL.h"
#include "WebCoreJni.h"
#include <JNIHelp.h>
#include <JNIUtility.h>
#include <SharedBuffer.h>
#include <SkBitmap.h>
#include <SkImageDecoder.h>
#include <SkTemplates.h>
#include <pthread.h>
#include <utils/misc.h>
#include <wtf/Platform.h>
#include <wtf/text/CString.h>
namespace android {
jobject webcoreImageToJavaBitmap(JNIEnv* env, WebCore::Image* icon)
{
if (!icon)
return NULL;
SkBitmap bm;
WebCore::SharedBuffer* buffer = icon->data();
if (!buffer || !SkImageDecoder::DecodeMemory(buffer->data(), buffer->size(),
&bm, SkBitmap::kNo_Config,
SkImageDecoder::kDecodePixels_Mode))
return NULL;
return GraphicsJNI::createBitmap(env, new SkBitmap(bm), false, NULL);
}
static WebIconDatabase* gIconDatabaseClient = new WebIconDatabase();
bool WebIconDatabase::performImport()
{
// We don't do do any old-style database importing.
return true;
}
// Called on the WebCore thread
void WebIconDatabase::didImportIconURLForPageURL(const WTF::String& pageURL)
{
// FIXME: After http://trac.webkit.org/changeset/81719 this method is called
// on the WebCore thread, so switching threads via this queue is superfluous
// and should be removed. http://b/4565022
mNotificationsMutex.lock();
mNotifications.append(pageURL);
if (!mDeliveryRequested) {
mDeliveryRequested = true;
JavaSharedClient::EnqueueFunctionPtr(DeliverNotifications, this);
}
mNotificationsMutex.unlock();
}
void WebIconDatabase::didImportIconDataForPageURL(const WTF::String& pageURL)
{
// WebKit1 only has a single "icon did change" notification.
didImportIconURLForPageURL(pageURL);
}
void WebIconDatabase::didChangeIconForPageURL(const WTF::String& pageURL)
{
// WebKit1 only has a single "icon did change" notification.
didImportIconURLForPageURL(pageURL);
}
void WebIconDatabase::didRemoveAllIcons()
{
}
void WebIconDatabase::didFinishURLImport()
{
}
// Called in the WebCore thread
void WebIconDatabase::RegisterForIconNotification(WebIconDatabaseClient* client)
{
WebIconDatabase* db = gIconDatabaseClient;
for (unsigned i = 0; i < db->mClients.size(); ++i) {
// Do not add the same client twice.
if (db->mClients[i] == client)
return;
}
gIconDatabaseClient->mClients.append(client);
}
// Called in the WebCore thread
void WebIconDatabase::UnregisterForIconNotification(WebIconDatabaseClient* client)
{
WebIconDatabase* db = gIconDatabaseClient;
for (unsigned i = 0; i < db->mClients.size(); ++i) {
if (db->mClients[i] == client) {
db->mClients.remove(i);
break;
}
}
}
// Called in the WebCore thread
void WebIconDatabase::DeliverNotifications(void* v)
{
ASSERT(v);
((WebIconDatabase*)v)->deliverNotifications();
}
// Called in the WebCore thread
void WebIconDatabase::deliverNotifications()
{
ASSERT(mDeliveryRequested);
// Swap the notifications queue
Vector<WTF::String> queue;
mNotificationsMutex.lock();
queue.swap(mNotifications);
mDeliveryRequested = false;
mNotificationsMutex.unlock();
// Swap the clients queue
Vector<WebIconDatabaseClient*> clients;
clients.swap(mClients);
for (unsigned i = 0; i < queue.size(); ++i) {
for (unsigned j = 0; j < clients.size(); ++j) {
clients[j]->didAddIconForPageUrl(queue[i]);
}
}
}
static void Open(JNIEnv* env, jobject obj, jstring path)
{
WebCore::IconDatabaseBase& iconDb = WebCore::iconDatabase();
if (iconDb.isOpen())
return;
iconDb.setEnabled(true);
iconDb.setClient(gIconDatabaseClient);
LOG_ASSERT(path, "No path given to nativeOpen");
WTF::String pathStr = jstringToWtfString(env, path);
WTF::CString fullPath = WebCore::pathByAppendingComponent(pathStr,
WebCore::IconDatabase::defaultDatabaseFilename()).utf8();
mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP;
bool didSetPermissions = false;
if (access(fullPath.data(), F_OK) == 0) {
if (chmod(fullPath.data(), mode) == 0)
didSetPermissions = true;
} else {
int fd = open(fullPath.data(), O_CREAT, mode);
if (fd >= 0) {
close(fd);
didSetPermissions = true;
}
}
if (didSetPermissions) {
LOGV("Opening WebIconDatabase file '%s'", pathStr.latin1().data());
bool res = iconDb.open(pathStr, WebCore::IconDatabase::defaultDatabaseFilename());
if (!res)
LOGE("Open failed!");
} else
LOGE("Failed to set permissions on '%s'", fullPath.data());
}
static void Close(JNIEnv* env, jobject obj)
{
WebCore::iconDatabase().close();
}
static void RemoveAllIcons(JNIEnv* env, jobject obj)
{
LOGV("Removing all icons");
WebCore::iconDatabase().removeAllIcons();
}
static jobject IconForPageUrl(JNIEnv* env, jobject obj, jstring url)
{
LOG_ASSERT(url, "No url given to iconForPageUrl");
WTF::String urlStr = jstringToWtfString(env, url);
// FIXME: This method should not be used from outside WebCore and will be removed.
// http://trac.webkit.org/changeset/81484
WebCore::Image* icon = WebCore::iconDatabase().synchronousIconForPageURL(urlStr, WebCore::IntSize(16, 16));
LOGV("Retrieving icon for '%s' %p", urlStr.latin1().data(), icon);
return webcoreImageToJavaBitmap(env, icon);
}
static void RetainIconForPageUrl(JNIEnv* env, jobject obj, jstring url)
{
LOG_ASSERT(url, "No url given to retainIconForPageUrl");
WTF::String urlStr = jstringToWtfString(env, url);
LOGV("Retaining icon for '%s'", urlStr.latin1().data());
WebCore::iconDatabase().retainIconForPageURL(urlStr);
}
static void ReleaseIconForPageUrl(JNIEnv* env, jobject obj, jstring url)
{
LOG_ASSERT(url, "No url given to releaseIconForPageUrl");
WTF::String urlStr = jstringToWtfString(env, url);
LOGV("Releasing icon for '%s'", urlStr.latin1().data());
WebCore::iconDatabase().releaseIconForPageURL(urlStr);
}
/*
* JNI registration
*/
static JNINativeMethod gWebIconDatabaseMethods[] = {
{ "nativeOpen", "(Ljava/lang/String;)V",
(void*) Open },
{ "nativeClose", "()V",
(void*) Close },
{ "nativeRemoveAllIcons", "()V",
(void*) RemoveAllIcons },
{ "nativeIconForPageUrl", "(Ljava/lang/String;)Landroid/graphics/Bitmap;",
(void*) IconForPageUrl },
{ "nativeRetainIconForPageUrl", "(Ljava/lang/String;)V",
(void*) RetainIconForPageUrl },
{ "nativeReleaseIconForPageUrl", "(Ljava/lang/String;)V",
(void*) ReleaseIconForPageUrl }
};
int registerWebIconDatabase(JNIEnv* env)
{
#ifndef NDEBUG
jclass webIconDatabase = env->FindClass("android/webkit/WebIconDatabase");
LOG_ASSERT(webIconDatabase, "Unable to find class android.webkit.WebIconDatabase");
env->DeleteLocalRef(webIconDatabase);
#endif
return jniRegisterNativeMethods(env, "android/webkit/WebIconDatabase",
gWebIconDatabaseMethods, NELEM(gWebIconDatabaseMethods));
}
}
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