From 23538b5c9cbb1ebdd86613199e038be3a2f50525 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Mon, 19 Mar 2012 12:08:52 -0400 Subject: [PATCH] Rename firebird driver file --- drivers/firebird.php | 513 +++++++++++++++++++++++++++++++++++++++++++ tests/index.php | 4 +- 2 files changed, 515 insertions(+), 2 deletions(-) create mode 100644 drivers/firebird.php diff --git a/drivers/firebird.php b/drivers/firebird.php new file mode 100644 index 0000000..5bbef60 --- /dev/null +++ b/drivers/firebird.php @@ -0,0 +1,513 @@ +conn = @fbird_connect($dbpath, $user, $pass, 'utf-8'); + + // Throw an exception to make this match other pdo classes + if ( ! is_resource($this->conn)) + { + throw new PDOException(fbird_errmsg()); + die(); + } + + $class = __CLASS__."_sql"; + $this->sql = new $class; + } + + // -------------------------------------------------------------------------- + + /** + * Close the link to the database + */ + public function __destruct() + { + @fbird_close(); + @fbird_free_result($this->statement); + } + + // -------------------------------------------------------------------------- + + /** + * Empty a database table + * + * @param string $table + */ + public function truncate($table) + { + // Firebird lacka a truncate command + $sql = 'DELETE FROM "'.$table.'"'; + $this->statement = $this->query($sql); + } + + // -------------------------------------------------------------------------- + + /** + * Wrapper public function to better match PDO + * + * @param string $sql + * @param array $params + * @return $this + */ + public function query($sql) + { + $this->count = 0; + + if (isset($this->trans)) + { + $this->statement_link = @fbird_query($this->trans, $sql); + } + else + { + $this->statement_link = @fbird_query($this->conn, $sql); + } + + // Throw the error as a exception + if ($this->statement_link === FALSE) + { + throw new PDOException(fbird_errmsg()); + } + + return new FireBird_Result($this->statement_link); + } + + + + // -------------------------------------------------------------------------- + + /** + * Emulate PDO prepare + * + * @param string $query + * @return $this + */ + public function prepare($query, $options=NULL) + { + $this->statement_link = @fbird_prepare($this->conn, $query); + + // Throw the error as an exception + if ($this->statement_link === FALSE) + { + throw new PDOException(fbird_errmsg()); + } + + return new FireBird_Result($this->statement_link); + } + + // -------------------------------------------------------------------------- + + /** + * List tables for the current database + * + * @return array + */ + public function get_tables() + { + $sql = <<statement = $this->query($sql); + + $tables = array(); + + while($row = $this->statement->fetch(PDO::FETCH_ASSOC)) + { + $tables[] = $row['RDB$RELATION_NAME']; + } + + return $tables; + } + + // -------------------------------------------------------------------------- + + /** + * List system tables for the current database + * + * @return array + */ + public function get_system_tables() + { + $sql = <<statement = $this->query($sql); + + $tables = array(); + + while($row = $this->statement->fetch(PDO::FETCH_ASSOC)) + { + $tables[] = $row['RDB$RELATION_NAME']; + } + + return $tables; + } + + // -------------------------------------------------------------------------- + + /** + * Return the number of rows returned for a SELECT query + * + * @return int + */ + public function num_rows() + { + // @todo: Redo this similar to the codeigniter driver + if(isset($this->result)) + { + return count($this->result); + } + + //Fetch all the rows for the result + $this->result = $this->statement->fetchAll(); + + return count($this->result); + } + + // -------------------------------------------------------------------------- + + /** + * Start a database transaction + * + * @return bool + */ + public function beginTransaction() + { + if(($this->trans = fbird_trans($this->conn)) !== NULL) + { + return TRUE; + } + + return FALSE; + } + + // -------------------------------------------------------------------------- + + /** + * Commit a database transaction + * + * @return bool + */ + public function commit() + { + return fbird_commit($this->trans); + } + + // -------------------------------------------------------------------------- + + /** + * Rollback a transaction + * + * @return bool + */ + public function rollBack() + { + return fbird_rollback($this->trans); + } + + + + // -------------------------------------------------------------------------- + + /** + * Prepare and execute a query + * + * @param string $sql + * @param array $args + * @return resource + */ + public function prepare_execute($sql, $args) + { + $query = $this->prepare($sql); + + // Set the statement in the class variable for easy later access + $this->statement =& $query; + + return $query->execute($args); + } + + // -------------------------------------------------------------------------- + + /** + * Method to emulate PDO->quote + * + * @param string $str + * @return string + */ + public function quote($str, $param_type=NULL) + { + if(is_numeric($str)) + { + return $str; + } + + return "'".str_replace("'", "''", $str)."'"; + } + + // -------------------------------------------------------------------------- + + /** + * Method to emulate PDO->errorInfo / PDOStatement->errorInfo + * + * @return array + */ + public function errorInfo() + { + $code = fbird_errcode(); + $msg = fbird_errmsg(); + + return array(0, $code, $msg); + } + + // -------------------------------------------------------------------------- + + /** + * Bind a prepared query with arguments for executing + * + * @param string $sql + * @param mixed $args + * @return FALSE + */ + public function prepare_query($sql, $args) + { + // You can't bind query statements before execution with + // the firebird database + return FALSE; + } + + // -------------------------------------------------------------------------- + + /** + * Create an SQL backup file for the current database's structure + * + * @return string + */ + public function backup_structure() + { + // @todo Implement Backup function + return ''; + } + + // -------------------------------------------------------------------------- + + /** + * Create an SQL backup file for the current database's data + * + * @param array $exclude + * @param bool $system_tables + * @return string + */ + public function backup_data($exclude=array(), $system_tables=FALSE) + { + // Determine which tables to use + if($system_tables == TRUE) + { + $tables = array_merge($this->get_system_tables(), $this->get_tables()); + } + else + { + $tables = $this->get_tables(); + } + + // Filter out the tables you don't want + if( ! empty($exclude)) + { + $tables = array_diff($tables, $exclude); + } + + $output_sql = ''; + + // Get the data for each object + foreach($tables as $t) + { + $sql = 'SELECT * FROM "'.trim($t).'"'; + $res = $this->query($sql); + $obj_res = $this->fetchAll(PDO::FETCH_ASSOC); + + unset($res); + + // Nab the column names by getting the keys of the first row + $columns = @array_keys($obj_res[0]); + + $insert_rows = array(); + + // Create the insert statements + foreach($obj_res as $row) + { + $row = array_values($row); + + // Quote values as needed by type + if(stripos($t, 'RDB$') === FALSE) + { + $row = array_map(array(&$this, 'quote'), $row); + $row = array_map('trim', $row); + } + + $row_string = 'INSERT INTO "'.trim($t).'" ("'.implode('","', $columns).'") VALUES ('.implode(',', $row).');'; + + unset($row); + + $insert_rows[] = $row_string; + } + + unset($obj_res); + + $output_sql .= "\n\nSET TRANSACTION;\n".implode("\n", $insert_rows)."\nCOMMIT;"; + } + + return $output_sql; + } +} + +// -------------------------------------------------------------------------- + +/** + * Firebird result class to emulate PDOStatement Class + */ +class Firebird_Result { + + private $statement; + + /** + * Create the object by passing the resource for + * the query + * + * @param resource $link + */ + public function __construct($link) + { + $this->statement = $link; + } + + // -------------------------------------------------------------------------- + + /** + * Emulate PDO fetch public function + * + * @param int $fetch_style + * @return mixed + */ + public function fetch($fetch_style=PDO::FETCH_ASSOC, $statement=NULL) + { + if ( ! is_null($statement)) + { + $this->statement = $statement; + } + + switch($fetch_style) + { + case PDO::FETCH_OBJ: + return fbird_fetch_object($this->statement, IBASE_FETCH_BLOBS); + break; + + case PDO::FETCH_NUM: + return fbird_fetch_row($this->statement, IBASE_FETCH_BLOBS); + break; + + default: + return fbird_fetch_assoc($this->statement, IBASE_FETCH_BLOBS); + break; + } + } + + // -------------------------------------------------------------------------- + + /** + * Emulate PDO fetchAll public function + * + * @param int $fetch_style + * @return mixed + */ + public function fetchAll($fetch_style=PDO::FETCH_ASSOC, $statement=NULL) + { + $all = array(); + + while($row = $this->fetch($fetch_style, $statement)) + { + $all[] = $row; + } + + $this->result = $all; + + return $all; + } + + // -------------------------------------------------------------------------- + + /** + * Run a prepared statement query + * + * @param array $args + * @return bool + */ + public function execute($args) + { + //Add the prepared statement as the first parameter + array_unshift($args, $this->statement); + + // Let php do all the hard stuff in converting + // the array of arguments into a list of arguments + return new Firebird_Result(call_user_func_array('fbird_execute', $args)); + } + + // -------------------------------------------------------------------------- + + /** + * Return the number of rows affected by the previous query + * + * @return int + */ + public function rowCount($statement="") + { + return fbird_affected_rows(); + } + + // -------------------------------------------------------------------------- + + /** + * Method to emulate PDO->errorInfo / PDOStatement->errorInfo + * + * @return array + */ + public function errorInfo() + { + $code = fbird_errcode(); + $msg = fbird_errmsg(); + + return array(0, $code, $msg); + } +} +// End of firebird-fbird.php \ No newline at end of file diff --git a/tests/index.php b/tests/index.php index 0b463cc..0719419 100644 --- a/tests/index.php +++ b/tests/index.php @@ -61,9 +61,9 @@ foreach(pdo_drivers() as $d) } // Load Firebird if there is support -if(function_exists('ibase_connect')) +if(function_exists('fbird_connect')) { - require_once("{$src_path}firebird-ibase.php"); + require_once("{$src_path}firebird.php"); require_once("{$src_path}firebird_sql.php"); require_once("{$test_path}firebird.php"); require_once("{$test_path}firebird-qb.php");