Removed source folder
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<?php
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/**
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* OpenSQLManager
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*
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* Free Database manager for Open Source Databases
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*
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* @author Timothy J. Warren
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* @copyright Copyright (c) 2012
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* @link https://github.com/aviat4ion/OpenSQLManager
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* @license http://philsturgeon.co.uk/code/dbad-license
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*/
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// --------------------------------------------------------------------------
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/**
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* Base Database class
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*
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* Extends PDO to simplify cross-database issues
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*/
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abstract class DB_PDO extends PDO {
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public $manip;
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protected $statement;
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public function __construct($dsn, $username=NULL, $password=NULL, $driver_options=array())
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{
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parent::__construct($dsn, $username, $password, $driver_options);
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}
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// -------------------------------------------------------------------------
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/**
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* Simplifies prepared statements for database queries
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*
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* @param string $sql
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* @param array $data
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* @return mixed PDOStatement / FALSE
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*/
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public function prepare_query($sql, $data)
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{
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// Prepare the sql
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$query = $this->prepare($sql);
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if( ! (is_object($query) || is_resource($query)))
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{
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$this->get_last_error();
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return FALSE;
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}
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// Set the statement in the class variable for easy later access
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$this->statement =& $query;
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if( ! (is_array($data) || is_object($data)))
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{
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trigger_error("Invalid data argument");
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return FALSE;
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}
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// Bind the parameters
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foreach($data as $k => $value)
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{
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if(is_numeric($k))
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{
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$k++;
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}
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$res = $query->bindValue($k, $value);
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if( ! $res)
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{
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trigger_error("Parameter not successfully bound");
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return FALSE;
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}
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}
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return $query;
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}
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/**
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* Create and execute a prepared statement with the provided parameters
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*
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* @param string $sql
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* @param array $params
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* @return PDOStatement
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*/
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public function prepare_execute($sql, $params)
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{
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$this->statement =& $this->prepare_query($sql, $params);
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$this->statement->execute();
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return $this->statement;
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}
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// -------------------------------------------------------------------------
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/**
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* Retreives the data from a select query
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*
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* @param PDOStatement $statement
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* @return array
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*/
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public function get_query_data($statement)
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{
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$this->statement = $statement;
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// Execute the query
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$this->statement->execute();
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// Return the data array fetched
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return $this->statement->fetchAll(PDO::FETCH_ASSOC);
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}
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// -------------------------------------------------------------------------
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/**
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* Returns number of rows affected by an INSERT, UPDATE, DELETE type query
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*
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* @param PDOStatement $statement
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* @return int
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*/
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public function affected_rows($statement)
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{
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$this->statement = $statement;
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// Execute the query
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$this->statement->execute();
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// Return number of rows affected
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return $this->statement->rowCount;
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}
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// --------------------------------------------------------------------------
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/**
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* Return the last error for the current database connection
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*
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* @return string
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*/
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public function get_last_error()
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{
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$info = $this->errorInfo();
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echo "Error: <pre>{$info[0]}:{$info[1]}\n{$info[2]}</pre>";
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}
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// -------------------------------------------------------------------------
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/**
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* Abstract public functions to override in child classes
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*/
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/**
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* Return list of tables for the current database
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*
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* @return array
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*/
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abstract public function get_tables();
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/**
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* Empty the passed table
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*
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* @param string $table
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*
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* @return void
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*/
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abstract public function truncate($table);
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/**
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* Return the number of rows for the last SELECT query
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*
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* @return int
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*/
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abstract public function num_rows();
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/**
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* Retreives an array of non-user-created tables for
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* the connection/database
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*
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* @return array
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*/
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abstract public function get_system_tables();
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}
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// -------------------------------------------------------------------------
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/**
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* Abstract parent for database manipulation subclasses
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*/
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abstract class db_manip {
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/**
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* Get database-specific sql to create a new table
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*
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* @param string $name
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* @param array $columns
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* @param array $constraints
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* @param array $indexes
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*
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* @return string
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*/
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abstract public function create_table($name, $columns, $constraints=array(), $indexes=array());
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/**
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* Get database-specific sql to drop a table
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*
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* @param string $name
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*
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* @return string
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*/
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abstract public function delete_table($name);
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}
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// End of db_pdo.php
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