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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/autofill/core/browser/webdata/autofill_table_utils.h"
#include <initializer_list>
#include <string>
#include <string_view>
#include <vector>
#include "base/strings/strcat.h"
#include "base/strings/string_util.h"
#include "sql/database.h"
#include "sql/statement.h"
namespace autofill {
std::u16string Truncate(std::u16string_view data) {
return std::u16string(data.substr(0, kMaxDataLengthForDatabase));
}
bool CreateTable(
sql::Database* db,
std::string_view table_name,
std::initializer_list<std::pair<std::string_view, std::string_view>>
column_names_and_types,
std::initializer_list<std::string_view> composite_primary_key) {
DCHECK(composite_primary_key.size() == 0 ||
composite_primary_key.size() >= 2);
std::vector<std::string> combined_names_and_types;
combined_names_and_types.reserve(column_names_and_types.size());
for (const auto& [name, type] : column_names_and_types) {
combined_names_and_types.push_back(base::StrCat({name, " ", type}));
}
auto primary_key_clause =
composite_primary_key.size() == 0
? ""
: base::StrCat({", PRIMARY KEY (",
base::JoinString(composite_primary_key, ", "), ")"});
return db->Execute(
base::StrCat({"CREATE TABLE ", table_name, " (",
base::JoinString(combined_names_and_types, ", "),
primary_key_clause, ")"}));
}
bool CreateTableIfNotExists(
sql::Database* db,
std::string_view table_name,
std::initializer_list<std::pair<std::string_view, std::string_view>>
column_names_and_types,
std::initializer_list<std::string_view> composite_primary_key) {
return db->DoesTableExist(table_name) ||
CreateTable(db, table_name, column_names_and_types,
composite_primary_key);
}
bool CreateIndex(sql::Database* db,
std::string_view table_name,
std::initializer_list<std::string_view> columns) {
auto index_name =
base::StrCat({table_name, "_", base::JoinString(columns, "_")});
return db->Execute(
base::StrCat({"CREATE INDEX ", index_name, " ON ", table_name, "(",
base::JoinString(columns, ", "), ")"}));
}
void InsertBuilder(sql::Database* db,
sql::Statement& statement,
std::string_view table_name,
std::initializer_list<std::string_view> column_names,
bool or_replace) {
auto insert_or_replace =
base::StrCat({"INSERT ", or_replace ? "OR REPLACE " : ""});
auto placeholders = base::JoinString(
std::vector<std::string>(column_names.size(), "?"), ", ");
statement.Assign(db->GetUniqueStatement(
base::StrCat({insert_or_replace, "INTO ", table_name, " (",
base::JoinString(column_names, ", "), ") VALUES (",
placeholders, ")"})));
}
bool RenameTable(sql::Database* db,
std::string_view from,
std::string_view to) {
return db->Execute(base::StrCat({"ALTER TABLE ", from, " RENAME TO ", to}));
}
bool DoesColumnExist(sql::Database* db,
std::string_view table_name,
std::string_view column_name) {
return db->DoesColumnExist(std::string(table_name), std::string(column_name));
}
bool AddColumn(sql::Database* db,
std::string_view table_name,
std::string_view column_name,
std::string_view type) {
return db->Execute(base::StrCat(
{"ALTER TABLE ", table_name, " ADD COLUMN ", column_name, " ", type}));
}
bool AddColumnIfNotExists(sql::Database* db,
std::string_view table_name,
std::string_view column_name,
std::string_view type) {
return DoesColumnExist(db, table_name, column_name) ||
AddColumn(db, table_name, column_name, type);
}
bool DropColumn(sql::Database* db,
std::string_view table_name,
std::string_view column_name) {
return db->Execute(
base::StrCat({"ALTER TABLE ", table_name, " DROP COLUMN ", column_name}));
;
}
bool DropColumnIfExists(sql::Database* db,
std::string_view table_name,
std::string_view column_name) {
return !DoesColumnExist(db, table_name, column_name) ||
DropColumn(db, table_name, column_name);
}
bool DropTableIfExists(sql::Database* db, std::string_view table_name) {
return db->Execute(base::StrCat({"DROP TABLE IF EXISTS ", table_name}));
}
void DeleteBuilder(sql::Database* db,
sql::Statement& statement,
std::string_view table_name,
std::string_view where_clause) {
auto where =
where_clause.empty() ? "" : base::StrCat({" WHERE ", where_clause});
statement.Assign(db->GetUniqueStatement(
base::StrCat({"DELETE FROM ", table_name, where})));
}
bool Delete(sql::Database* db,
std::string_view table_name,
std::string_view where_clause) {
sql::Statement statement;
DeleteBuilder(db, statement, table_name, where_clause);
return statement.Run();
}
bool DeleteWhereColumnEq(sql::Database* db,
std::string_view table_name,
std::string_view column,
std::string_view value) {
sql::Statement statement;
DeleteBuilder(db, statement, table_name, base::StrCat({column, " = ?"}));
statement.BindString(0, value);
return statement.Run();
}
bool DeleteWhereColumnEq(sql::Database* db,
std::string_view table_name,
std::string_view column,
int64_t value) {
sql::Statement statement;
DeleteBuilder(db, statement, table_name, base::StrCat({column, " = ?"}));
statement.BindInt64(0, value);
return statement.Run();
}
void UpdateBuilder(sql::Database* db,
sql::Statement& statement,
std::string_view table_name,
std::initializer_list<std::string_view> column_names,
std::string_view where_clause) {
auto columns_with_placeholders =
base::JoinString(column_names, " = ?, ") + " = ?";
auto where =
where_clause.empty() ? "" : base::StrCat({" WHERE ", where_clause});
statement.Assign(db->GetUniqueStatement(base::StrCat(
{"UPDATE ", table_name, " SET ", columns_with_placeholders, where})));
}
void SelectBuilder(sql::Database* db,
sql::Statement& statement,
std::string_view table_name,
std::initializer_list<std::string_view> columns,
std::string_view modifiers) {
statement.Assign(db->GetUniqueStatement(
base::StrCat({"SELECT ", base::JoinString(columns, ", "), " FROM ",
table_name, " ", modifiers})));
}
bool SelectByGuid(sql::Database* db,
sql::Statement& statement,
std::string_view table_name,
std::initializer_list<std::string_view> columns,
std::string_view guid) {
SelectBuilder(db, statement, table_name, columns, "WHERE guid=?");
statement.BindString(0, guid);
return statement.is_valid() && statement.Step();
}
} // namespace autofill
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