134 lines
4.7 KiB
PHP
134 lines
4.7 KiB
PHP
<?php
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/**
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* @file database.alt.php
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* @date 2018-09-10
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* @author Go Namhyeon <gnh1201@gmail.com>
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* @brief Database alternative driver switcher
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*/
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if(!check_function_exists("exec_db_alt_callback")) {
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function exec_db_alt_callback($rules, $params=array(), $driver="") {
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$result = false;
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$db_driver = empty($driver) ? get_db_driver() : $driver;
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foreach($rules as $rule) {
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if($rule['driver'] == $db_driver) {
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if(loadHelper(sprintf("database.%s", $rule['driver']))) {
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if(check_function_exists($rule['callback'])) {
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if(is_array($params) && count($params) > 0) {
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$result = call_user_func_array($rule['callback'], $params);
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} else {
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$result = call_user_func($rule['callback']);
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}
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}
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} else {
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set_error(sprintf("Can not load %s database driver.", $rule['driver']));
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show_errors();
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}
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break;
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}
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}
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return $result;
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}
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}
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if(!check_function_exists("get_db_alt_connect")) {
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function get_db_alt_connect($driver) {
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$conn = false;
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$config = get_config();
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$rules = array(
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array("driver" => "mysql.pdo", "callback" => "get_db_mysql_pdo_connect"),
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array("driver" => "mysql.imp", "callback" => "get_db_mysql_imp_connect"),
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array("driver" => "mysql.old", "callback" => "get_db_mysql_old_connect"),
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array("driver" => "mysql.cmd", "callback" => "get_db_mysql_cmd_connect"),
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array("driver" => "oracle", "callback" => "get_db_oracle_connect"),
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array("driver" => "pgsql", "callback" => "get_db_pgsql_connect"),
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array("driver" => "mssql.pdo", "callback" => "get_db_mssql_pdo_connect"),
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);
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$conn = exec_db_alt_callback($rules, array(), $driver);
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return $conn;
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}
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}
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if(!check_function_exists("exec_db_alt_query")) {
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function exec_db_alt_query($sql, $bind=array(), $options=array()) {
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$result = false;
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// allow custom db connection object
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if(array_key_empty("dbc", $options)) {
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if(!array_key_empty("driver", $options)) {
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$options['dbc'] = get_db_alt_connect($options['driver']);
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} else {
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$options['dbc'] = get_dbc_object();
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}
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}
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$rules = array(
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array("driver" => "mysql.pdo", "callback" => "exec_db_mysql_pdo_query"),
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array("driver" => "mysql.imp", "callback" => "exec_db_mysql_imp_query"),
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array("driver" => "mysql.old", "callback" => "exec_db_mysql_old_query"),
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array("driver" => "mysql.cmd", "callback" => "exec_db_mysql_cmd_query"),
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array("driver" => "oracle", "callback" => "exec_db_oracle_query"),
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array("driver" => "pgsql", "callback" => "exec_db_pgsql_query"),
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array("driver" => "mssql.pdo", "callback" => "exec_db_mssql_pdo_query"),
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);
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$result = exec_db_alt_callback($rules, array($sql, $bind, $options), $driver);
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return $result;
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}
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}
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if(!check_function_exists("exec_db_alt_fetch_all")) {
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function exec_db_alt_fetch_all($sql, $bind=array(), $options=array()) {
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$rows = array();
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$driver = get_value_in_array("driver", $options, "");
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$rules = array(
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array("driver" => "mysql.pdo", "callback" => "exec_db_mysql_pdo_fetch_all"),
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array("driver" => "mysql.imp", "callback" => "exec_db_mysql_imp_fetch_all"),
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array("driver" => "mysql.old", "callback" => "exec_db_mysql_old_fetch_all"),
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array("driver" => "mysql.cmd", "callback" => "exec_db_mysql_cmd_fetch_all"),
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array("driver" => "oracle", "callback" => "exec_db_oracle_fetch_all"),
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array("driver" => "pgsql", "callback" => "exec_db_pgsql_fetch_all"),
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array("driver" => "mssql.pdo", "callback" => "exec_db_mssql_fetch_all"),
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);
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$rows = exec_db_alt_callback($rules, array($sql, $bind, $options), $driver);
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return $rows;
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}
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}
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if(!check_function_exists("exec_db_alt_fetch")) {
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function exec_db_alt_fetch($sql, $bind) {
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$fetched = false;
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$rows = exec_db_alt_fetch_all($sql, $bind);
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foreach($rows as $row) {
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$fetched = $row;
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break;
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}
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return $fetched;
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}
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}
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if(!check_function_exists("get_db_alt_last_id")) {
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function get_db_alt_last_id($driver) {
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$last_id = false;
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if($driver == "mysql.imp") {
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$last_id = @mysqli_insert_id();
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} elseif($driver == "mysql.old") {
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$last_id = @mysql_insert_id();
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}
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return $last_id;
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}
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}
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