108 lines
2.4 KiB
PHP
108 lines
2.4 KiB
PHP
<?php
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/**
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* Query
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*
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* Free Query Builder / Database Abstraction Layer
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*
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* @package Query
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* @author Timothy J. Warren
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* @copyright Copyright (c) 2012 - 2014
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* @link https://github.com/aviat4ion/Query
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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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* Firebird-specific backup, import and creation methods
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*
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* @package Query
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* @subpackage Drivers
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* @method array get_system_tables()
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* @method array get_tables()
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* @method object query(string $sql)
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*/
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class Firebird_Util extends DB_Util {
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/**
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* Create an SQL backup file for the current database's structure
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* @codeCoverageIgnore
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* @return string
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*/
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public function backup_structure()
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{
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// TODO Implement Backup structure function
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return '';
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}
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// --------------------------------------------------------------------------
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/**
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* Create an SQL backup file for the current database's data
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*
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* @codeCoverageIgnore
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* @param array $exclude
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* @param bool $system_tables
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* @return string
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*/
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public function backup_data($exclude=array(), $system_tables=FALSE)
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{
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// Determine which tables to use
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if($system_tables == TRUE)
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{
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$tables = array_merge($this->get_system_tables(), $this->get_tables());
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}
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else
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{
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$tables = $this->get_tables();
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}
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// Filter out the tables you don't want
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if( ! empty($exclude))
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{
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$tables = array_diff($tables, $exclude);
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}
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$output_sql = '';
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// Get the data for each object
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foreach($tables as $t)
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{
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$sql = 'SELECT * FROM "'.trim($t).'"';
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$res = $this->query($sql);
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$obj_res = $res->fetchAll(PDO::FETCH_ASSOC);
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// Don't add to the file if the table is empty
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if (count($obj_res) < 1) continue;
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// Nab the column names by getting the keys of the first row
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$columns = @array_keys($obj_res[0]);
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$insert_rows = array();
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// Create the insert statements
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foreach($obj_res as $row)
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{
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$row = array_values($row);
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// Quote values as needed by type
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if(stripos($t, 'RDB$') === FALSE)
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{
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$row = array_map(array(&$this, 'quote'), $row);
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$row = array_map('trim', $row);
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}
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$row_string = 'INSERT INTO "'.trim($t).'" ("'.implode('","', $columns).'") VALUES ('.implode(',', $row).');';
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$row = NULL;
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$insert_rows[] = $row_string;
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}
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$output_sql .= "\n\nSET TRANSACTION;\n".implode("\n", $insert_rows)."\nCOMMIT;";
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}
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return $output_sql;
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}
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}
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// End of firebird_util.php
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