926 lines
24 KiB
PHP
926 lines
24 KiB
PHP
<?php
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/**********************************************************************
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* Author: Justin Vincent (jv@vip.ie)
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* Web...: http://justinvincent.com
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* Name..: ezSQL
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* Desc..: ezSQL Core module - database abstraction library to make
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* it very easy to deal with databases. ezSQLcore can not be used by
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* itself (it is designed for use by database specific modules).
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*
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*/
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/**********************************************************************
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* ezSQL Constants
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*/
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define('EZSQL_VERSION','2.17');
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define('OBJECT','OBJECT',true);
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define('ARRAY_A','ARRAY_A',true);
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define('ARRAY_N','ARRAY_N',true);
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/**********************************************************************
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* Core class containg common functions to manipulate query result
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* sets once returned
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*/
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class ezSQLcore
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{
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var $trace = false; // same as $debug_all
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var $debug_all = false; // same as $trace
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var $debug_called = false;
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var $vardump_called = false;
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var $show_errors = true;
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var $num_queries = 0;
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var $last_query = null;
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var $last_error = null;
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var $col_info = null;
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var $captured_errors = array();
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var $cache_dir = false;
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var $cache_queries = false;
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var $cache_inserts = false;
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var $use_disk_cache = false;
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var $cache_timeout = 24; // hours
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var $timers = array();
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var $total_query_time = 0;
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var $db_connect_time = 0;
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var $trace_log = array();
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var $use_trace_log = false;
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var $sql_log_file = false;
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var $do_profile = false;
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var $profile_times = array();
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var $all_queries = '';
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// == TJH == default now needed for echo of debug function
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var $debug_echo_is_on = true;
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/**********************************************************************
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* Constructor
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*/
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function ezSQLcore()
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{
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}
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/**********************************************************************
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* Print SQL/DB error - over-ridden by specific DB class
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*/
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function register_error($err_str)
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{
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// Keep track of last error
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$this->last_error = $err_str;
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// Capture all errors to an error array no matter what happens
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$this->captured_errors[] = array
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(
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'error_str' => $err_str,
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'query' => $this->last_query
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);
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}
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/**********************************************************************
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* Turn error handling on or off..
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*/
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function show_errors()
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{
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$this->show_errors = true;
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}
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function hide_errors()
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{
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$this->show_errors = false;
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}
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/**********************************************************************
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* Kill cached query results
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*/
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function flush()
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{
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// Get rid of these
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$this->last_result = null;
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$this->col_info = null;
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$this->last_query = null;
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$this->from_disk_cache = false;
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}
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/**********************************************************************
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* Get one variable from the DB - see docs for more detail
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*/
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function get_var($query=null,$x=0,$y=0)
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{
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// Log how the function was called
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$this->func_call = "\$db->get_var(\"$query\",$x,$y)";
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// If there is a query then perform it if not then use cached results..
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if ( $query )
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{
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$this->query($query);
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}
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// Extract var out of cached results based x,y vals
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if ( $this->last_result[$y] )
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{
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$values = array_values(get_object_vars($this->last_result[$y]));
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}
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// If there is a value return it else return null
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return (isset($values[$x]) && $values[$x]!=='')?$values[$x]:null;
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}
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/**********************************************************************
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* Get one row from the DB - see docs for more detail
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*/
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function get_row($query=null,$output=OBJECT,$y=0)
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{
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// Log how the function was called
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$this->func_call = "\$db->get_row(\"$query\",$output,$y)";
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// If there is a query then perform it if not then use cached results..
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if ( $query )
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{
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$this->query($query);
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}
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// If the output is an object then return object using the row offset..
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if ( $output == OBJECT )
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{
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return $this->last_result[$y]?$this->last_result[$y]:null;
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}
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// If the output is an associative array then return row as such..
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elseif ( $output == ARRAY_A )
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{
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return $this->last_result[$y]?get_object_vars($this->last_result[$y]):null;
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}
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// If the output is an numerical array then return row as such..
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elseif ( $output == ARRAY_N )
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{
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return $this->last_result[$y]?array_values(get_object_vars($this->last_result[$y])):null;
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}
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// If invalid output type was specified..
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else
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{
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$this->show_errors ? trigger_error(" \$db->get_row(string query, output type, int offset) -- Output type must be one of: OBJECT, ARRAY_A, ARRAY_N",E_USER_WARNING) : null;
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}
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}
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/**********************************************************************
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* Function to get 1 column from the cached result set based in X index
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* see docs for usage and info
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*/
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function get_col($query=null,$x=0)
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{
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$new_array = array();
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// If there is a query then perform it if not then use cached results..
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if ( $query )
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{
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$this->query($query);
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}
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// Extract the column values
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for ( $i=0; $i < count($this->last_result); $i++ )
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{
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$new_array[$i] = $this->get_var(null,$x,$i);
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}
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return $new_array;
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}
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/**********************************************************************
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* Return the the query as a result set - see docs for more details
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*/
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function get_results($query=null, $output = OBJECT)
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{
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// Log how the function was called
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$this->func_call = "\$db->get_results(\"$query\", $output)";
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// If there is a query then perform it if not then use cached results..
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if ( $query )
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{
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$this->query($query);
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}
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// Send back array of objects. Each row is an object
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if ( $output == OBJECT )
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{
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return $this->last_result;
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}
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elseif ( $output == ARRAY_A || $output == ARRAY_N )
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{
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if ( $this->last_result )
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{
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$i=0;
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foreach( $this->last_result as $row )
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{
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$new_array[$i] = get_object_vars($row);
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if ( $output == ARRAY_N )
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{
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$new_array[$i] = array_values($new_array[$i]);
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}
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$i++;
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}
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return $new_array;
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}
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else
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{
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return null;
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}
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}
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}
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/**********************************************************************
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* Function to get column meta data info pertaining to the last query
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* see docs for more info and usage
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*/
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function get_col_info($info_type="name",$col_offset=-1)
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{
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if ( $this->col_info )
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{
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if ( $col_offset == -1 )
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{
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$i=0;
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foreach($this->col_info as $col )
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{
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$new_array[$i] = $col->{$info_type};
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$i++;
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}
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return $new_array;
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}
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else
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{
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return $this->col_info[$col_offset]->{$info_type};
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}
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}
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}
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/**********************************************************************
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* store_cache
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*/
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function store_cache($query,$is_insert)
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{
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// The would be cache file for this query
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$cache_file = $this->cache_dir.'/'.md5($query);
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// disk caching of queries
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if ( $this->use_disk_cache && ( $this->cache_queries && ! $is_insert ) || ( $this->cache_inserts && $is_insert ))
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{
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if ( ! is_dir($this->cache_dir) )
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{
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$this->register_error("Could not open cache dir: $this->cache_dir");
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$this->show_errors ? trigger_error("Could not open cache dir: $this->cache_dir",E_USER_WARNING) : null;
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}
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else
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{
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// Cache all result values
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$result_cache = array
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(
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'col_info' => $this->col_info,
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'last_result' => $this->last_result,
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'num_rows' => $this->num_rows,
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'return_value' => $this->num_rows,
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);
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file_put_contents($cache_file, serialize($result_cache));
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if( file_exists($cache_file . ".updating") )
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unlink($cache_file . ".updating");
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}
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}
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}
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/**********************************************************************
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* get_cache
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*/
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function get_cache($query)
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{
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// The would be cache file for this query
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$cache_file = $this->cache_dir.'/'.md5($query);
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// Try to get previously cached version
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if ( $this->use_disk_cache && file_exists($cache_file) )
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{
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// Only use this cache file if less than 'cache_timeout' (hours)
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if ( (time() - filemtime($cache_file)) > ($this->cache_timeout*3600) &&
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!(file_exists($cache_file . ".updating") && (time() - filemtime($cache_file . ".updating") < 60)) )
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{
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touch($cache_file . ".updating"); // Show that we in the process of updating the cache
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}
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else
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{
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$result_cache = unserialize(file_get_contents($cache_file));
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$this->col_info = $result_cache['col_info'];
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$this->last_result = $result_cache['last_result'];
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$this->num_rows = $result_cache['num_rows'];
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$this->from_disk_cache = true;
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// If debug ALL queries
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$this->trace || $this->debug_all ? $this->debug() : null ;
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return $result_cache['return_value'];
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}
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}
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}
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/**********************************************************************
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* Dumps the contents of any input variable to screen in a nicely
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* formatted and easy to understand way - any type: Object, Var or Array
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*/
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function vardump($mixed='')
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{
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// Start outup buffering
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ob_start();
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echo "<p><table><tr><td bgcolor=ffffff><blockquote><font color=000090>";
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echo "<pre><font face=arial>";
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if ( ! $this->vardump_called )
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{
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echo "<font color=800080><b>ezSQL</b> (v".EZSQL_VERSION.") <b>Variable Dump..</b></font>\n\n";
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}
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$var_type = gettype ($mixed);
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print_r(($mixed?$mixed:"<font color=red>No Value / False</font>"));
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echo "\n\n<b>Type:</b> " . ucfirst($var_type) . "\n";
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echo "<b>Last Query</b> [$this->num_queries]<b>:</b> ".($this->last_query?$this->last_query:"NULL")."\n";
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echo "<b>Last Function Call:</b> " . ($this->func_call?$this->func_call:"None")."\n";
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echo "<b>Last Rows Returned:</b> ".count($this->last_result)."\n";
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echo "</font></pre></font></blockquote></td></tr></table>".$this->donation();
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echo "\n<hr size=1 noshade color=dddddd>";
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// Stop output buffering and capture debug HTML
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$html = ob_get_contents();
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ob_end_clean();
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// Only echo output if it is turned on
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if ( $this->debug_echo_is_on )
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{
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echo $html;
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}
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$this->vardump_called = true;
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return $html;
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}
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/**********************************************************************
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* Alias for the above function
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*/
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function dumpvar($mixed)
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{
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$this->vardump($mixed);
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}
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/**********************************************************************
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* Displays the last query string that was sent to the database & a
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* table listing results (if there were any).
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* (abstracted into a seperate file to save server overhead).
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*/
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function debug($print_to_screen=true)
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{
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// Start outup buffering
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ob_start();
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echo "<blockquote>";
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// Only show ezSQL credits once..
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if ( ! $this->debug_called )
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{
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echo "<font color=800080 face=arial size=2><b>ezSQL</b> (v".EZSQL_VERSION.") <b>Debug..</b></font><p>\n";
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}
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if ( $this->last_error )
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{
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echo "<font face=arial size=2 color=000099><b>Last Error --</b> [<font color=000000><b>$this->last_error</b></font>]<p>";
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}
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if ( $this->from_disk_cache )
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{
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echo "<font face=arial size=2 color=000099><b>Results retrieved from disk cache</b></font><p>";
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}
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echo "<font face=arial size=2 color=000099><b>Query</b> [$this->num_queries] <b>--</b> ";
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echo "[<font color=000000><b>$this->last_query</b></font>]</font><p>";
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echo "<font face=arial size=2 color=000099><b>Query Result..</b></font>";
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echo "<blockquote>";
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if ( $this->col_info )
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{
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// =====================================================
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// Results top rows
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echo "<table cellpadding=5 cellspacing=1 bgcolor=555555>";
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echo "<tr bgcolor=eeeeee><td nowrap valign=bottom><font color=555599 face=arial size=2><b>(row)</b></font></td>";
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for ( $i=0; $i < count($this->col_info); $i++ )
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{
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echo "<td nowrap align=left valign=top><font size=1 color=555599 face=arial>{$this->col_info[$i]->type} {$this->col_info[$i]->max_length}</font><br><span style='font-family: arial; font-size: 10pt; font-weight: bold;'>{$this->col_info[$i]->name}</span></td>";
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}
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echo "</tr>";
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// ======================================================
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// print main results
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if ( $this->last_result )
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{
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$i=0;
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foreach ( $this->get_results(null,ARRAY_N) as $one_row )
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{
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$i++;
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echo "<tr bgcolor=ffffff><td bgcolor=eeeeee nowrap align=middle><font size=2 color=555599 face=arial>$i</font></td>";
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foreach ( $one_row as $item )
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{
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echo "<td nowrap><font face=arial size=2>$item</font></td>";
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}
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echo "</tr>";
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}
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} // if last result
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else
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{
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echo "<tr bgcolor=ffffff><td colspan=".(count($this->col_info)+1)."><font face=arial size=2>No Results</font></td></tr>";
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}
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echo "</table>";
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} // if col_info
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else
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{
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echo "<font face=arial size=2>No Results</font>";
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}
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echo "</blockquote></blockquote>".$this->donation()."<hr noshade color=dddddd size=1>";
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// Stop output buffering and capture debug HTML
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$html = ob_get_contents();
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ob_end_clean();
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// Only echo output if it is turned on
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if ( $this->debug_echo_is_on && $print_to_screen)
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{
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echo $html;
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}
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$this->debug_called = true;
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return $html;
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}
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/**********************************************************************
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* Naughty little function to ask for some remuniration!
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*/
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function donation()
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{
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return "<font size=1 face=arial color=000000>If ezSQL has helped <a href=\"https://www.paypal.com/xclick/business=justin%40justinvincent.com&item_name=ezSQL&no_note=1&tax=0\" style=\"color: 0000CC;\">make a donation!?</a> <!--[ go on! you know you want to! ]--></font>";
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}
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/**********************************************************************
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|
* Timer related functions
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|
*/
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function timer_get_cur()
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{
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list($usec, $sec) = explode(" ",microtime());
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return ((float)$usec + (float)$sec);
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}
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function timer_start($timer_name)
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{
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$this->timers[$timer_name] = $this->timer_get_cur();
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}
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function timer_elapsed($timer_name)
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{
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return round($this->timer_get_cur() - $this->timers[$timer_name],2);
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}
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function timer_update_global($timer_name)
|
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{
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|
if ( $this->do_profile )
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{
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$this->profile_times[] = array
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(
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'query' => $this->last_query,
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'time' => $this->timer_elapsed($timer_name)
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);
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}
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$this->total_query_time += $this->timer_elapsed($timer_name);
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}
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|
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/**********************************************************************
|
|
* Creates a SET nvp sql string from an associative array (and escapes all values)
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|
*
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|
* Usage:
|
|
*
|
|
* $db_data = array('login'=>'jv','email'=>'jv@vip.ie', 'user_id' => 1, 'created' => 'NOW()');
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|
*
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* $db->query("INSERT INTO users SET ".$db->get_set($db_data));
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*
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* ...OR...
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*
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|
* $db->query("UPDATE users SET ".$db->get_set($db_data)." WHERE user_id = 1");
|
|
*
|
|
* Output:
|
|
*
|
|
* login = 'jv', email = 'jv@vip.ie', user_id = 1, created = NOW()
|
|
*/
|
|
|
|
function get_set($parms)
|
|
{
|
|
$sql = '';
|
|
foreach ( $parms as $field => $val )
|
|
{
|
|
if ( $val === 'true' ) $val = 1;
|
|
if ( $val === 'false' ) $val = 0;
|
|
|
|
if ( $val == 'NOW()' )
|
|
{
|
|
$sql .= "$field = ".$this->escape($val).", ";
|
|
}
|
|
else
|
|
{
|
|
$sql .= "$field = '".$this->escape($val)."', ";
|
|
}
|
|
}
|
|
|
|
return substr($sql,0,-2);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* Author: Justin Vincent (jv@jvmultimedia.com)
|
|
* Web...: http://twitter.com/justinvincent
|
|
* Name..: ezSQL_mysql
|
|
* Desc..: mySQL component (part of ezSQL databse abstraction library)
|
|
*
|
|
*/
|
|
|
|
/**********************************************************************
|
|
* ezSQL error strings - mySQL
|
|
*/
|
|
|
|
$ezsql_mysql_str = array
|
|
(
|
|
1 => 'Require $dbuser and $dbpassword to connect to a database server',
|
|
2 => 'Error establishing mySQL database connection. Correct user/password? Correct hostname? Database server running?',
|
|
3 => 'Require $dbname to select a database',
|
|
4 => 'mySQL database connection is not active',
|
|
5 => 'Unexpected error while trying to select database'
|
|
);
|
|
|
|
/**********************************************************************
|
|
* ezSQL Database specific class - mySQL
|
|
*/
|
|
|
|
if ( ! function_exists ('mysql_connect') ) die('<b>Fatal Error:</b> ezSQL_mysql requires mySQL Lib to be compiled and or linked in to the PHP engine');
|
|
if ( ! class_exists ('ezSQLcore') ) die('<b>Fatal Error:</b> ezSQL_mysql requires ezSQLcore (ez_sql_core.php) to be included/loaded before it can be used');
|
|
|
|
class ezSQL_mysql extends ezSQLcore
|
|
{
|
|
|
|
var $dbuser = false;
|
|
var $dbpassword = false;
|
|
var $dbname = false;
|
|
var $dbhost = false;
|
|
var $encoding = false;
|
|
|
|
/**********************************************************************
|
|
* Constructor - allow the user to perform a qucik connect at the
|
|
* same time as initialising the ezSQL_mysql class
|
|
*/
|
|
|
|
function ezSQL_mysql($dbuser='', $dbpassword='', $dbname='', $dbhost='localhost', $encoding='')
|
|
{
|
|
$this->dbuser = $dbuser;
|
|
$this->dbpassword = $dbpassword;
|
|
$this->dbname = $dbname;
|
|
$this->dbhost = $dbhost;
|
|
$this->encoding = $encoding;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Short hand way to connect to mySQL database server
|
|
* and select a mySQL database at the same time
|
|
*/
|
|
|
|
function quick_connect($dbuser='', $dbpassword='', $dbname='', $dbhost='localhost', $encoding='')
|
|
{
|
|
$return_val = false;
|
|
if ( ! $this->connect($dbuser, $dbpassword, $dbhost,true) ) ;
|
|
else if ( ! $this->select($dbname,$encoding) ) ;
|
|
else $return_val = true;
|
|
return $return_val;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Try to connect to mySQL database server
|
|
*/
|
|
|
|
function connect($dbuser='', $dbpassword='', $dbhost='localhost')
|
|
{
|
|
global $ezsql_mysql_str; $return_val = false;
|
|
|
|
// Keep track of how long the DB takes to connect
|
|
$this->timer_start('db_connect_time');
|
|
|
|
// Must have a user and a password
|
|
if ( ! $dbuser )
|
|
{
|
|
$this->register_error($ezsql_mysql_str[1].' in '.__FILE__.' on line '.__LINE__);
|
|
$this->show_errors ? trigger_error($ezsql_mysql_str[1],E_USER_WARNING) : null;
|
|
}
|
|
// Try to establish the server database handle
|
|
else if ( ! $this->dbh = @mysql_connect($dbhost,$dbuser,$dbpassword,true,131074) )
|
|
{
|
|
$this->register_error($ezsql_mysql_str[2].' in '.__FILE__.' on line '.__LINE__);
|
|
$this->show_errors ? trigger_error($ezsql_mysql_str[2],E_USER_WARNING) : null;
|
|
}
|
|
else
|
|
{
|
|
$this->dbuser = $dbuser;
|
|
$this->dbpassword = $dbpassword;
|
|
$this->dbhost = $dbhost;
|
|
$return_val = true;
|
|
}
|
|
|
|
return $return_val;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Try to select a mySQL database
|
|
*/
|
|
|
|
function select($dbname='', $encoding='')
|
|
{
|
|
global $ezsql_mysql_str; $return_val = false;
|
|
|
|
// Must have a database name
|
|
if ( ! $dbname )
|
|
{
|
|
$this->register_error($ezsql_mysql_str[3].' in '.__FILE__.' on line '.__LINE__);
|
|
$this->show_errors ? trigger_error($ezsql_mysql_str[3],E_USER_WARNING) : null;
|
|
}
|
|
|
|
// Must have an active database connection
|
|
else if ( ! $this->dbh )
|
|
{
|
|
$this->register_error($ezsql_mysql_str[4].' in '.__FILE__.' on line '.__LINE__);
|
|
$this->show_errors ? trigger_error($ezsql_mysql_str[4],E_USER_WARNING) : null;
|
|
}
|
|
|
|
// Try to connect to the database
|
|
else if ( !@mysql_select_db($dbname,$this->dbh) )
|
|
{
|
|
// Try to get error supplied by mysql if not use our own
|
|
if ( !$str = @mysql_error($this->dbh))
|
|
$str = $ezsql_mysql_str[5];
|
|
|
|
$this->register_error($str.' in '.__FILE__.' on line '.__LINE__);
|
|
$this->show_errors ? trigger_error($str,E_USER_WARNING) : null;
|
|
}
|
|
else
|
|
{
|
|
$this->dbname = $dbname;
|
|
if($encoding!='')
|
|
{
|
|
$encoding = strtolower(str_replace("-","",$encoding));
|
|
$charsets = array();
|
|
$result = mysql_query("SHOW CHARACTER SET");
|
|
while($row = mysql_fetch_array($result,MYSQL_ASSOC))
|
|
{
|
|
$charsets[] = $row["Charset"];
|
|
}
|
|
if(in_array($encoding,$charsets)){
|
|
mysql_query("SET NAMES '".$encoding."'");
|
|
}
|
|
}
|
|
|
|
$return_val = true;
|
|
}
|
|
|
|
return $return_val;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Format a mySQL string correctly for safe mySQL insert
|
|
* (no mater if magic quotes are on or not)
|
|
*/
|
|
|
|
function escape($str)
|
|
{
|
|
// If there is no existing database connection then try to connect
|
|
if ( ! isset($this->dbh) || ! $this->dbh )
|
|
{
|
|
$this->connect($this->dbuser, $this->dbpassword, $this->dbhost);
|
|
$this->select($this->dbname, $this->encoding);
|
|
}
|
|
|
|
return mysql_real_escape_string(stripslashes($str));
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Return mySQL specific system date syntax
|
|
* i.e. Oracle: SYSDATE Mysql: NOW()
|
|
*/
|
|
|
|
function sysdate()
|
|
{
|
|
return 'NOW()';
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Perform mySQL query and try to detirmin result value
|
|
*/
|
|
|
|
function query($query)
|
|
{
|
|
|
|
// This keeps the connection alive for very long running scripts
|
|
if ( $this->num_queries >= 500 )
|
|
{
|
|
$this->disconnect();
|
|
$this->quick_connect($this->dbuser,$this->dbpassword,$this->dbname,$this->dbhost,$this->encoding);
|
|
}
|
|
|
|
// Initialise return
|
|
$return_val = 0;
|
|
|
|
// Flush cached values..
|
|
$this->flush();
|
|
|
|
// For reg expressions
|
|
$query = trim($query);
|
|
|
|
// Log how the function was called
|
|
$this->func_call = "\$db->query(\"$query\")";
|
|
|
|
// Keep track of the last query for debug..
|
|
$this->last_query = $query;
|
|
|
|
// Count how many queries there have been
|
|
$this->num_queries++;
|
|
|
|
// Keep history of all queries
|
|
$this->all_queries .= $query.'<br />';
|
|
|
|
// Start timer
|
|
$this->timer_start($this->num_queries);
|
|
|
|
// Use core file cache function
|
|
if ( $cache = $this->get_cache($query) )
|
|
{
|
|
// Keep tack of how long all queries have taken
|
|
$this->timer_update_global($this->num_queries);
|
|
|
|
// Trace all queries
|
|
if ( $this->use_trace_log )
|
|
{
|
|
$this->trace_log[] = $this->debug(false);
|
|
}
|
|
|
|
return $cache;
|
|
}
|
|
|
|
// If there is no existing database connection then try to connect
|
|
if ( ! isset($this->dbh) || ! $this->dbh )
|
|
{
|
|
$this->connect($this->dbuser, $this->dbpassword, $this->dbhost);
|
|
$this->select($this->dbname,$this->encoding);
|
|
}
|
|
|
|
// Perform the query via std mysql_query function..
|
|
$this->result = @mysql_query($query,$this->dbh);
|
|
|
|
// If there is an error then take note of it..
|
|
if ( $str = @mysql_error($this->dbh) )
|
|
{
|
|
$is_insert = true;
|
|
$this->register_error($str);
|
|
$this->show_errors ? trigger_error($str,E_USER_WARNING) : null;
|
|
return false;
|
|
}
|
|
|
|
// Query was an insert, delete, update, replace
|
|
$is_insert = false;
|
|
if ( preg_match("/^(insert|delete|update|replace|truncate|drop|create|alter)\s+/i",$query) )
|
|
{
|
|
$this->rows_affected = @mysql_affected_rows($this->dbh);
|
|
|
|
// Take note of the insert_id
|
|
if ( preg_match("/^(insert|replace)\s+/i",$query) )
|
|
{
|
|
$this->insert_id = @mysql_insert_id($this->dbh);
|
|
}
|
|
|
|
// Return number fo rows affected
|
|
$return_val = $this->rows_affected;
|
|
}
|
|
// Query was a select
|
|
else
|
|
{
|
|
|
|
// Take note of column info
|
|
$i=0;
|
|
while ($i < @mysql_num_fields($this->result))
|
|
{
|
|
$this->col_info[$i] = @mysql_fetch_field($this->result);
|
|
$i++;
|
|
}
|
|
|
|
// Store Query Results
|
|
$num_rows=0;
|
|
while ( $row = @mysql_fetch_object($this->result) )
|
|
{
|
|
// Store relults as an objects within main array
|
|
$this->last_result[$num_rows] = $row;
|
|
$num_rows++;
|
|
}
|
|
|
|
@mysql_free_result($this->result);
|
|
|
|
// Log number of rows the query returned
|
|
$this->num_rows = $num_rows;
|
|
|
|
// Return number of rows selected
|
|
$return_val = $this->num_rows;
|
|
}
|
|
|
|
// disk caching of queries
|
|
$this->store_cache($query,$is_insert);
|
|
|
|
// If debug ALL queries
|
|
$this->trace || $this->debug_all ? $this->debug() : null ;
|
|
|
|
// Keep tack of how long all queries have taken
|
|
$this->timer_update_global($this->num_queries);
|
|
|
|
// Trace all queries
|
|
if ( $this->use_trace_log )
|
|
{
|
|
$this->trace_log[] = $this->debug(false);
|
|
}
|
|
|
|
return $return_val;
|
|
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Close the active mySQL connection
|
|
*/
|
|
|
|
function disconnect()
|
|
{
|
|
@mysql_close($this->dbh);
|
|
}
|
|
|
|
function mysql_version() {
|
|
return mysql_get_server_info( $this->dbh ) ;
|
|
}
|
|
}
|