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// 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 "chrome/browser/history/android/android_urls_database.h"
#include "base/logging.h"
namespace history {
AndroidURLsDatabase::AndroidURLsDatabase() {
}
AndroidURLsDatabase::~AndroidURLsDatabase() {
}
bool AndroidURLsDatabase::CreateAndroidURLsTable() {
const char* name = "android_urls";
if (!GetDB().DoesTableExist(name)) {
std::string sql;
sql.append("CREATE TABLE ");
sql.append(name);
sql.append("("
"id INTEGER PRIMARY KEY,"
"raw_url LONGVARCHAR," // Passed in raw url.
"url_id INTEGER NOT NULL" // url id in urls table.
")");
if (!GetDB().Execute(sql.c_str())) {
LOG(ERROR) << GetDB().GetErrorMessage();
return false;
}
if (!GetDB().Execute("CREATE INDEX android_urls_raw_url_idx"
" ON android_urls(raw_url)")) {
LOG(ERROR) << GetDB().GetErrorMessage();
return false;
}
if (!GetDB().Execute("CREATE INDEX android_urls_url_id_idx"
" ON android_urls(url_id)")) {
LOG(ERROR) << GetDB().GetErrorMessage();
return false;
}
}
return true;
}
AndroidURLID AndroidURLsDatabase::AddAndroidURLRow(const std::string& raw_url,
URLID url_id) {
if (GetAndroidURLRow(url_id, NULL)) {
LOG(ERROR) << "url_id already exist";
return 0;
}
sql::Statement statement(GetDB().GetCachedStatement(SQL_FROM_HERE,
"INSERT INTO android_urls (raw_url, url_id) VALUES (?, ?)"));
statement.BindString(0, raw_url);
statement.BindInt64(1, static_cast<int64>(url_id));
if (!statement.Run()) {
LOG(ERROR) << GetDB().GetErrorMessage();
return 0;
}
return GetDB().GetLastInsertRowId();
}
bool AndroidURLsDatabase::GetAndroidURLRow(URLID url_id, AndroidURLRow* row) {
sql::Statement statement(GetDB().GetCachedStatement(SQL_FROM_HERE,
"SELECT id, raw_url, url_id FROM android_urls WHERE url_id = ?"));
statement.BindInt64(0, url_id);
if (!statement.Step())
return false;
if (row) {
row->id = statement.ColumnInt64(0);
row->raw_url = statement.ColumnString(1);
row->url_id = statement.ColumnInt64(2);
}
return true;
}
bool AndroidURLsDatabase::DeleteAndroidURLRows(
const std::vector<URLID>& url_ids) {
if (url_ids.empty())
return true;
std::string sql;
sql.append("DELETE FROM android_urls ");
std::ostringstream oss;
bool has_id = false;
for (std::vector<URLID>::const_iterator i = url_ids.begin();
i != url_ids.end(); ++i) {
if (has_id)
oss << ", ";
else
has_id = true;
oss << *i;
}
if (has_id) {
sql.append(" WHERE url_id in ( ");
sql.append(oss.str());
sql.append(" )");
}
if (!GetDB().Execute(sql.c_str())) {
LOG(ERROR) << GetDB().GetErrorMessage();
return false;
}
return true;
}
bool AndroidURLsDatabase::DeleteUnusedAndroidURLs() {
return GetDB().Execute("DELETE FROM android_urls WHERE url_id NOT IN ("
"SELECT id FROM urls)");
}
bool AndroidURLsDatabase::UpdateAndroidURLRow(AndroidURLID id,
const std::string& raw_url,
URLID url_id) {
sql::Statement statement(GetDB().GetCachedStatement(SQL_FROM_HERE,
"UPDATE android_urls SET raw_url = ?, url_id = ? WHERE id = ?"));
statement.BindString(0, raw_url);
statement.BindInt64(1, url_id);
statement.BindInt64(2, id);
if (!statement.is_valid()) {
LOG(ERROR) << GetDB().GetErrorMessage();
return false;
}
if (!statement.Run()) {
LOG(ERROR) << GetDB().GetErrorMessage();
return false;
}
return true;
}
bool AndroidURLsDatabase::ClearAndroidURLRows() {
// The android_urls table might not exist if the Android content provider is
// never used, especially in the unit tests. See http://b/6385692.
if (GetDB().DoesTableExist("android_urls"))
return GetDB().Execute("DELETE FROM android_urls");
return true;
}
bool AndroidURLsDatabase::MigrateToVersion22() {
if (!GetDB().DoesTableExist("android_urls"))
return true;
if (!GetDB().Execute("ALTER TABLE android_urls RENAME TO android_urls_tmp"))
return false;
if (!CreateAndroidURLsTable())
return false;
if (!GetDB().Execute(
"INSERT INTO android_urls (id, raw_url, url_id) "
"SELECT id, raw_url, url_id FROM android_urls_tmp"))
return false;
if (!GetDB().Execute("DROP TABLE android_urls_tmp"))
return false;
return true;
}
} // namespace history
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