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81c7144f68
- updated sqlite schema/db files git-svn-id: file:///svn/phpbb/trunk@5141 89ea8834-ac86-4346-8a33-228a782c2dd0
596 lines
No EOL
15 KiB
PHP
596 lines
No EOL
15 KiB
PHP
<?php
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/**
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*
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* @package dbal_oracle
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* @version $Id$
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* @copyright (c) 2005 phpBB Group
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License
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*
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*/
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/**
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* @ignore
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*/
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if(!defined('SQL_LAYER'))
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{
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define('SQL_LAYER', 'oracle');
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/**
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* @package dbal_oracle
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* Oracle Database Abstraction Layer
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*/
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class sql_db
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{
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var $db_connect_id;
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var $query_result;
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var $return_on_error = false;
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var $transaction = false;
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var $sql_time = 0;
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var $num_queries = 0;
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var $open_queries = array();
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var $last_query_text = '';
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function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false)
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{
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$this->persistency = $persistency;
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$this->user = $sqluser;
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$this->server = $sqlserver . (($port) ? ':' . $port : '');
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$this->dbname = $database;
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$this->db_connect_id = ($this->persistency) ? @ociplogon($this->user, $sqlpassword, $this->server) : @ocinlogon($this->user, $sqlpassword, $this->server);
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return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error('');
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}
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//
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// Other base methods
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//
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function sql_close()
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{
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if (!$this->db_connect_id)
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{
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return false;
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}
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if ($this->transaction)
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{
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@ocicommit($this->db_connect_id);
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}
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if (sizeof($this->open_queries))
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{
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foreach ($this->open_queries as $i_query_id => $query_id)
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{
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@ocifreestatement($query_id);
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}
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}
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return @ocilogoff($this->db_connect_id);
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}
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function sql_return_on_error($fail = false)
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{
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$this->return_on_error = $fail;
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}
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function sql_num_queries()
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{
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return $this->num_queries;
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}
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function sql_transaction($status = 'begin')
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{
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switch ($status)
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{
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case 'begin':
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$result = true;
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$this->transaction = true;
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break;
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case 'commit':
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$result = @ocicommit($this->db_connect_id);
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$this->transaction = false;
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if (!$result)
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{
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@ocirollback($this->db_connect_id);
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}
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break;
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case 'rollback':
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$result = @ocirollback($this->db_connect_id);
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$this->transaction = false;
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break;
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default:
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$result = true;
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}
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return $result;
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}
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// Base query method
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function sql_query($query = '', $cache_ttl = 0)
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{
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if ($query != '')
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{
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global $cache;
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// EXPLAIN only in extra debug mode
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if (defined('DEBUG_EXTRA'))
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{
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$this->sql_report('start', $query);
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}
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$this->last_query_text = $query;
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$this->query_result = ($cache_ttl && method_exists($cache, 'sql_load')) ? $cache->sql_load($query) : false;
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if (!$this->query_result)
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{
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$this->num_queries++;
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$in_transaction = false;
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if (!$this->transaction)
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{
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$this->sql_transaction('begin');
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}
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else
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{
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$in_transaction = true;
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}
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$this->query_result = @ociparse($this->db_connect_id, $query);
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$success = @ociexecute($this->query_result, OCI_DEFAULT);
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if (!$success)
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{
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$this->sql_error($query);
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$this->query_result = false;
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}
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else
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{
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if (!$in_transaction)
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{
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$this->sql_transaction('commit');
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}
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}
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if (defined('DEBUG_EXTRA'))
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{
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$this->sql_report('stop', $query);
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}
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if ($cache_ttl && method_exists($cache, 'sql_save'))
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{
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$this->open_queries[(int) $this->query_result] = $this->query_result;
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$cache->sql_save($query, $this->query_result, $cache_ttl);
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}
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else if (strpos($query, 'SELECT') !== false && $this->query_result)
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{
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$this->open_queries[(int) $this->query_result] = $this->query_result;
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}
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}
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else if (defined('DEBUG_EXTRA'))
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{
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$this->sql_report('fromcache', $query);
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}
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}
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else
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{
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return false;
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}
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return ($this->query_result) ? $this->query_result : false;
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}
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function sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0)
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{
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if ($query != '')
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{
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$this->query_result = false;
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$query = 'SELECT * FROM (SELECT /*+ FIRST_ROWS */ rownum AS xrownum, a.* FROM (' . $query . ') a WHERE rownum <= ' . ($offset + $total) . ') WHERE xrownum >= ' . $offset;
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return $this->sql_query($query, $cache_ttl);
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}
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else
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{
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return false;
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}
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}
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// Idea for this from Ikonboard
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function sql_build_array($query, $assoc_ary = false)
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{
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if (!is_array($assoc_ary))
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{
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return false;
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}
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$fields = array();
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$values = array();
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if ($query == 'INSERT')
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{
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foreach ($assoc_ary as $key => $var)
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{
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$fields[] = $key;
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if (is_null($var))
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{
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$values[] = 'NULL';
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}
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elseif (is_string($var))
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{
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$values[] = "'" . $this->sql_escape($var) . "'";
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}
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else
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{
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$values[] = (is_bool($var)) ? intval($var) : $var;
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}
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}
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$query = ' (' . implode(', ', $fields) . ') VALUES (' . implode(', ', $values) . ')';
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}
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else if ($query == 'UPDATE' || $query == 'SELECT')
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{
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$values = array();
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foreach ($assoc_ary as $key => $var)
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{
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if (is_null($var))
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{
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$values[] = "$key = NULL";
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}
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elseif (is_string($var))
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{
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$values[] = "$key = '" . $this->sql_escape($var) . "'";
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}
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else
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{
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$values[] = (is_bool($var)) ? "$key = " . intval($var) : "$key = $var";
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}
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}
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$query = implode(($query == 'UPDATE') ? ', ' : ' AND ', $values);
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}
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return $query;
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}
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// Other query methods
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//
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// NOTE :: Want to remove _ALL_ reliance on sql_numrows from core code ...
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// don't want this here by a middle Milestone
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function sql_numrows($query_id = false)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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$result = @ocifetchstatement($query_id, $this->rowset);
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// OCIFetchStatment kills our query result so we have to execute the statment again
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// if we ever want to use the query_id again.
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@ociexecute($query_id, OCI_DEFAULT);
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return $result;
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}
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function sql_affectedrows()
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{
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$query_id = $this->query_result;
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return ($query_id) ? @ocirowcount($query_id) : false;
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}
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function sql_fetchrow($query_id = false)
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{
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global $cache;
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if (isset($cache->sql_rowset[$query_id]))
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{
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return $cache->sql_fetchrow($query_id);
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}
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$row = array();
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$result = @ocifetchinto($query_id, $row, OCI_ASSOC + OCI_RETURN_NULLS);
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if (!$result || !$row)
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{
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return false;
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}
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$result_row = array();
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foreach ($row as $key => $value)
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{
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// OCI->CLOB?
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if (is_object($value))
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{
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$value = ($value->size()) ? $value->read($value->size()) : '';
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}
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$result_row[strtolower($key)] = $value;
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}
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$this->row[$query_id] = $result_row;
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return $this->row[$query_id];
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}
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function sql_fetchrowset($query_id = false)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if ($query_id)
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{
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unset($this->rowset[$query_id]);
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unset($this->row[$query_id]);
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$result = array();
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while ($this->rowset[$query_id] = $this->sql_fetchrow($query_id))
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{
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$result[] = $this->rowset[$query_id];
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}
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return $result;
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}
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return false;
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}
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function sql_fetchfield($field, $rownum = -1, $query_id = false)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if ($query_id)
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{
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if ($rownum > -1)
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{
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// Reset the internal rownum pointer.
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@ociexecute($query_id, OCI_DEFAULT);
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for ($i = 0; $i < $rownum; $i++)
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{
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// Move the interal pointer to the row we want
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@ocifetch($query_id);
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}
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// Get the field data.
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$result = @ociresult($query_id, strtoupper($field));
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}
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else
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{
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// The internal pointer should be where we want it
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// so we just grab the field out of the current row.
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$result = @ociresult($query_id, strtoupper($field));
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}
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return $result;
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}
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return false;
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}
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function sql_rowseek($rownum, $query_id = false)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if ($query_id)
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{
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@ociexecute($query_id, OCI_DEFAULT);
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for ($i = 0; $i < $rownum; $i++)
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{
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@ocifetch($query_id);
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}
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$result = @ocifetch($query_id);
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return $result;
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}
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return false;
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}
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function sql_nextid()
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{
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$query_id = $this->query_result;
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if ($query_id && $this->last_query_text != '')
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{
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if (preg_match('#^INSERT[\t\n ]+INTO[\t\n ]+([a-z0-9\_\-]+)#is', $this->last_query_text, $tablename))
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{
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$query = 'SELECT ' . $tablename[1] . '_id_seq.currval FROM DUAL';
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$stmt = @ociparse($this->db_connect_id, $query);
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@ociexecute($stmt,OCI_DEFAULT );
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$temp_result = @ocifetchinto($stmt, $temp_result, OCI_ASSOC + OCI_RETURN_NULLS);
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if ($temp_result)
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{
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return $temp_result['CURRVAL'];
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}
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else
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{
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return false;
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}
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}
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}
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return false;
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}
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function sql_freeresult($query_id = false)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if (isset($this->open_queries[(int) $query_id]))
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{
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unset($this->open_queries[(int) $query_id]);
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return @ocifreestatement($query_id);
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}
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return false;
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}
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function sql_escape($msg)
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{
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return str_replace("'", "''", str_replace('\\', '\\\\', $msg));
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}
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function sql_error($sql = '')
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{
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$error = @ocierror();
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$error = (!$error) ? @ocierror($this->query_result) : $error;
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$error = (!$error) ? @ocierror($this->db_connect_id) : $error;
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if ($error)
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{
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$this->last_error_result = $error;
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}
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else
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{
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$error = (isset($this->last_error_result) && $this->last_error_result) ? $this->last_error_result : array();
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}
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if (!$this->return_on_error)
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{
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$this_page = (isset($_SERVER['PHP_SELF']) && !empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : $_ENV['PHP_SELF'];
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$this_page .= '&' . ((isset($_SERVER['QUERY_STRING']) && !empty($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : (isset($_ENV['QUERY_STRING']) ? $_ENV['QUERY_STRING'] : ''));
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$message = '<u>SQL ERROR</u> [ ' . SQL_LAYER . ' ]<br /><br />' . $error['message'] . ' [' . $error['code'] . ']<br /><br /><u>CALLING PAGE</u><br /><br />' . htmlspecialchars($this_page) . (($sql != '') ? '<br /><br /><u>SQL</u><br /><br />' . $sql : '') . '<br />';
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if ($this->transaction)
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{
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$this->sql_transaction('rollback');
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}
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trigger_error($message, E_USER_ERROR);
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}
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return $error;
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}
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function sql_report($mode, $query = '')
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{
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if (empty($_GET['explain']))
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{
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return;
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}
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global $cache, $starttime, $phpbb_root_path;
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static $curtime, $query_hold, $html_hold;
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static $sql_report = '';
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static $cache_num_queries = 0;
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if (!$query && !empty($query_hold))
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{
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$query = $query_hold;
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}
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switch ($mode)
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{
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case 'display':
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if (!empty($cache))
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{
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$cache->unload();
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}
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$this->sql_close();
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$mtime = explode(' ', microtime());
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$totaltime = $mtime[0] + $mtime[1] - $starttime;
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echo '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8869-1"><meta http-equiv="Content-Style-Type" content="text/css"><link rel="stylesheet" href="' . $phpbb_root_path . 'adm/subSilver.css" type="text/css"><style type="text/css">' . "\n";
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echo 'th { background-image: url(\'' . $phpbb_root_path . 'adm/images/cellpic3.gif\') }' . "\n";
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echo 'td.cat { background-image: url(\'' . $phpbb_root_path . 'adm/images/cellpic1.gif\') }' . "\n";
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echo '</style><title>' . $msg_title . '</title></head><body>';
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echo '<table width="100%" cellspacing="0" cellpadding="0" border="0"><tr><td><a href="' . htmlspecialchars(preg_replace('/&explain=([^&]*)/', '', $_SERVER['REQUEST_URI'])) . '"><img src="' . $phpbb_root_path . 'adm/images/header_left.jpg" width="200" height="60" alt="phpBB Logo" title="phpBB Logo" border="0"/></a></td><td width="100%" background="' . $phpbb_root_path . 'adm/images/header_bg.jpg" height="60" align="right" nowrap="nowrap"><span class="maintitle">SQL Report</span> </td></tr></table><br clear="all"/><table width="95%" cellspacing="1" cellpadding="4" border="0" align="center"><tr><td height="40" align="center" valign="middle"><b>Page generated in ' . round($totaltime, 4) . " seconds with {$this->num_queries} queries" . (($cache_num_queries) ? " + $cache_num_queries " . (($cache_num_queries == 1) ? 'query' : 'queries') . ' returning data from cache' : '') . '</b></td></tr><tr><td align="center" nowrap="nowrap">Time spent on MySQL queries: <b>' . round($this->sql_time, 5) . 's</b> | Time spent on PHP: <b>' . round($totaltime - $this->sql_time, 5) . 's</b></td></tr></table><table width="95%" cellspacing="1" cellpadding="4" border="0" align="center"><tr><td>';
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echo $sql_report;
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echo '</td></tr></table><br /></body></html>';
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exit;
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break;
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case 'start':
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$query_hold = $query;
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$html_hold = '';
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$curtime = explode(' ', microtime());
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$curtime = $curtime[0] + $curtime[1];
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break;
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case 'fromcache':
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$endtime = explode(' ', microtime());
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$endtime = $endtime[0] + $endtime[1];
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$result = @ociparse($this->db_connect_id, $query);
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$success = @ociexecute($result, OCI_DEFAULT);
|
|
$row = array();
|
|
|
|
while ($void = @ocifetchinto($query_id, $row, OCI_ASSOC + OCI_RETURN_NULLS))
|
|
{
|
|
// Take the time spent on parsing rows into account
|
|
}
|
|
$splittime = explode(' ', microtime());
|
|
$splittime = $splittime[0] + $splittime[1];
|
|
|
|
$time_cache = $endtime - $curtime;
|
|
$time_db = $splittime - $endtime;
|
|
$color = ($time_db > $time_cache) ? 'green' : 'red';
|
|
|
|
$sql_report .= '<hr width="100%"/><br /><table class="bg" width="100%" cellspacing="1" cellpadding="4" border="0"><tr><th>Query results obtained from the cache</th></tr><tr><td class="row1"><textarea style="font-family:\'Courier New\',monospace;width:100%" rows="5">' . preg_replace('/\t(AND|OR)(\W)/', "\$1\$2", htmlspecialchars(preg_replace('/[\s]*[\n\r\t]+[\n\r\s\t]*/', "\n", $query))) . '</textarea></td></tr></table><p align="center">';
|
|
|
|
$sql_report .= 'Before: ' . sprintf('%.5f', $curtime - $starttime) . 's | After: ' . sprintf('%.5f', $endtime - $starttime) . 's | Elapsed [cache]: <b style="color: ' . $color . '">' . sprintf('%.5f', ($time_cache)) . 's</b> | Elapsed [db]: <b>' . sprintf('%.5f', $time_db) . 's</b></p>';
|
|
|
|
// Pad the start time to not interfere with page timing
|
|
$starttime += $time_db;
|
|
|
|
@ocifreestatement($result);
|
|
$cache_num_queries++;
|
|
break;
|
|
|
|
case 'stop':
|
|
$endtime = explode(' ', microtime());
|
|
$endtime = $endtime[0] + $endtime[1];
|
|
|
|
$sql_report .= '<hr width="100%"/><br /><table class="bg" width="100%" cellspacing="1" cellpadding="4" border="0"><tr><th>Query #' . $this->num_queries . '</th></tr><tr><td class="row1"><textarea style="font-family:\'Courier New\',monospace;width:100%" rows="5">' . preg_replace('/\t(AND|OR)(\W)/', "\$1\$2", htmlspecialchars(preg_replace('/[\s]*[\n\r\t]+[\n\r\s\t]*/', "\n", $query))) . '</textarea></td></tr></table> ' . $html_hold . '<p align="center">';
|
|
|
|
if ($this->query_result)
|
|
{
|
|
if (preg_match('/^(UPDATE|DELETE|REPLACE)/', $query))
|
|
{
|
|
$sql_report .= "Affected rows: <b>" . $this->sql_affectedrows($this->query_result) . '</b> | ';
|
|
}
|
|
$sql_report .= 'Before: ' . sprintf('%.5f', $curtime - $starttime) . 's | After: ' . sprintf('%.5f', $endtime - $starttime) . 's | Elapsed: <b>' . sprintf('%.5f', $endtime - $curtime) . 's</b>';
|
|
}
|
|
else
|
|
{
|
|
$error = $this->sql_error();
|
|
$sql_report .= '<b style="color: red">FAILED</b> - ' . SQL_LAYER . ' Error ' . $error['code'] . ': ' . htmlspecialchars($error['message']);
|
|
}
|
|
|
|
$sql_report .= '</p>';
|
|
|
|
$this->sql_time += $endtime - $curtime;
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
} // class sql_db
|
|
|
|
} // if ... define
|
|
|
|
?>
|