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// Copyright (c) 2011 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 "chrome/browser/webdata/web_apps_table.h"
#include "base/logging.h"
#include "chrome/browser/history/history_database.h"
#include "googleurl/src/gurl.h"
#include "sql/statement.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/gfx/codec/png_codec.h"
bool WebAppsTable::Init() {
return (InitWebAppIconsTable() && InitWebAppsTable());
}
bool WebAppsTable::IsSyncable() {
return true;
}
bool WebAppsTable::InitWebAppIconsTable() {
if (!db_->DoesTableExist("web_app_icons")) {
if (!db_->Execute("CREATE TABLE web_app_icons ("
"url LONGVARCHAR,"
"width int,"
"height int,"
"image BLOB, UNIQUE (url, width, height))")) {
NOTREACHED();
return false;
}
}
return true;
}
bool WebAppsTable::InitWebAppsTable() {
if (!db_->DoesTableExist("web_apps")) {
if (!db_->Execute("CREATE TABLE web_apps ("
"url LONGVARCHAR UNIQUE,"
"has_all_images INTEGER NOT NULL)")) {
NOTREACHED();
return false;
}
if (!db_->Execute("CREATE INDEX web_apps_url_index ON web_apps (url)")) {
NOTREACHED();
return false;
}
}
return true;
}
bool WebAppsTable::SetWebAppImage(const GURL& url, const SkBitmap& image) {
// Don't bother with a cached statement since this will be a relatively
// infrequent operation.
sql::Statement s(db_->GetUniqueStatement(
"INSERT OR REPLACE INTO web_app_icons "
"(url, width, height, image) VALUES (?, ?, ?, ?)"));
std::vector<unsigned char> image_data;
gfx::PNGCodec::EncodeBGRASkBitmap(image, false, &image_data);
s.BindString(0, history::HistoryDatabase::GURLToDatabaseURL(url));
s.BindInt(1, image.width());
s.BindInt(2, image.height());
s.BindBlob(3, &image_data.front(), static_cast<int>(image_data.size()));
return s.Run();
}
bool WebAppsTable::GetWebAppImages(const GURL& url,
std::vector<SkBitmap>* images) {
sql::Statement s(db_->GetUniqueStatement(
"SELECT image FROM web_app_icons WHERE url=?"));
s.BindString(0, history::HistoryDatabase::GURLToDatabaseURL(url));
while (s.Step()) {
SkBitmap image;
int col_bytes = s.ColumnByteLength(0);
if (col_bytes > 0) {
if (gfx::PNGCodec::Decode(
reinterpret_cast<const unsigned char*>(s.ColumnBlob(0)),
col_bytes, &image)) {
images->push_back(image);
} else {
// Should only have valid image data in the db.
NOTREACHED();
}
}
}
return s.Succeeded();
}
bool WebAppsTable::SetWebAppHasAllImages(const GURL& url,
bool has_all_images) {
sql::Statement s(db_->GetUniqueStatement(
"INSERT OR REPLACE INTO web_apps (url, has_all_images) VALUES (?, ?)"));
s.BindString(0, history::HistoryDatabase::GURLToDatabaseURL(url));
s.BindInt(1, has_all_images ? 1 : 0);
return s.Run();
}
bool WebAppsTable::GetWebAppHasAllImages(const GURL& url) {
sql::Statement s(db_->GetUniqueStatement(
"SELECT has_all_images FROM web_apps WHERE url=?"));
s.BindString(0, history::HistoryDatabase::GURLToDatabaseURL(url));
return (s.Step() && s.ColumnInt(0) == 1);
}
bool WebAppsTable::RemoveWebApp(const GURL& url) {
sql::Statement delete_s(db_->GetUniqueStatement(
"DELETE FROM web_app_icons WHERE url = ?"));
delete_s.BindString(0, history::HistoryDatabase::GURLToDatabaseURL(url));
if (!delete_s.Run())
return false;
sql::Statement delete_s2(db_->GetUniqueStatement(
"DELETE FROM web_apps WHERE url = ?"));
delete_s2.BindString(0, history::HistoryDatabase::GURLToDatabaseURL(url));
return delete_s2.Run();
}
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