dbh = @mysql_connect($dbhost, $dbuser, $dbpassword); if (!$this->dbh) { $this->bail("

Error establishing a database connection

This either means that the username and password information in your wp-config.php file is incorrect or we can't contact the database server at $dbhost.

If you're unsure what these terms mean you should probably contact your host. If you still need help you can always visit the WordPress Support Forums.

"); } $this->select($dbname); } // ================================================================== // Select a DB (if another one needs to be selected) function select($db) { if (!@mysql_select_db($db, $this->dbh)) { $this->bail("

Can’t select database

We were able to connect to the database server (which means your username and password is okay) but not able to select the $db database.

If you continue to have connection problems you should contact your host. If all else fails you may find help at the WordPress Support Forums.

"); } } // ==================================================================== // Format a string correctly for safe insert under all PHP conditions function escape($str) { return addslashes($str); } // ================================================================== // Print SQL/DB error. function print_error($str = '') { global $EZSQL_ERROR; if (!$str) $str = mysql_error(); $EZSQL_ERROR[] = array ('query' => $this->last_query, 'error_str' => $str); // Is error output turned on or not.. if ( $this->show_errors ) { // If there is an error then take note of it print "

Database error: [$str]
$this->last_query

"; } else { return false; } } // ================================================================== // Turn error handling on or off.. function show_errors() { $this->show_errors = true; } function hide_errors() { $this->show_errors = false; } // ================================================================== // Kill cached query results function flush() { $this->last_result = null; $this->col_info = null; $this->last_query = null; } // ================================================================== // Basic Query - see docs for more detail function query($query) { // initialise return $return_val = 0; $this->flush(); // Log how the function was called $this->func_call = "\$db->query(\"$query\")"; // Keep track of the last query for debug.. $this->last_query = $query; // Perform the query via std mysql_query function.. if (SAVEQUERIES) $this->timer_start(); $this->result = @mysql_query($query, $this->dbh); ++$this->num_queries; if (SAVEQUERIES) $this->queries[] = array( $query, $this->timer_stop() ); // If there is an error then take note of it.. if ( mysql_error() ) { $this->print_error(); return false; } if ( preg_match("/^\\s*(insert|delete|update|replace) /i",$query) ) { $this->rows_affected = mysql_affected_rows(); // Take note of the insert_id if ( preg_match("/^\\s*(insert|replace) /i",$query) ) { $this->insert_id = mysql_insert_id($this->dbh); } // Return number of rows affected $return_val = $this->rows_affected; } else { $i = 0; while ($i < @mysql_num_fields($this->result)) { $this->col_info[$i] = @mysql_fetch_field($this->result); $i++; } $num_rows = 0; while ( $row = @mysql_fetch_object($this->result) ) { $this->last_result[$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; } return $return_val; } // ================================================================== // Get one variable from the DB - see docs for more detail function get_var($query=null, $x = 0, $y = 0) { $this->func_call = "\$db->get_var(\"$query\",$x,$y)"; if ( $query ) $this->query($query); // Extract var out of cached results based x,y vals if ( $this->last_result[$y] ) { $values = array_values(get_object_vars($this->last_result[$y])); } // If there is a value return it else return null return (isset($values[$x]) && $values[$x]!=='') ? $values[$x] : null; } // ================================================================== // Get one row from the DB - see docs for more detail function get_row($query = null, $output = OBJECT, $y = 0) { $this->func_call = "\$db->get_row(\"$query\",$output,$y)"; if ( $query ) $this->query($query); if ( $output == OBJECT ) { return $this->last_result[$y] ? $this->last_result[$y] : null; } elseif ( $output == ARRAY_A ) { return $this->last_result[$y] ? get_object_vars($this->last_result[$y]) : null; } elseif ( $output == ARRAY_N ) { return $this->last_result[$y] ? array_values(get_object_vars($this->last_result[$y])) : null; } else { $this->print_error(" \$db->get_row(string query, output type, int offset) -- Output type must be one of: OBJECT, ARRAY_A, ARRAY_N"); } } // ================================================================== // Function to get 1 column from the cached result set based in X index // se docs for usage and info function get_col($query = null , $x = 0) { if ( $query ) $this->query($query); // Extract the column values for ( $i=0; $i < count($this->last_result); $i++ ) { $new_array[$i] = $this->get_var(null, $x, $i); } return $new_array; } // ================================================================== // Return the the query as a result set - see docs for more details function get_results($query = null, $output = OBJECT) { $this->func_call = "\$db->get_results(\"$query\", $output)"; if ( $query ) $this->query($query); // Send back array of objects. Each row is an object if ( $output == OBJECT ) { return $this->last_result; } elseif ( $output == ARRAY_A || $output == ARRAY_N ) { if ( $this->last_result ) { $i = 0; foreach( $this->last_result as $row ) { $new_array[$i] = (array) $row; if ( $output == ARRAY_N ) { $new_array[$i] = array_values($new_array[$i]); } $i++; } return $new_array; } else { return null; } } } // ================================================================== // Function to get column meta data info pertaining to the last query // see docs for more info and usage function get_col_info($info_type = 'name', $col_offset = -1) { if ( $this->col_info ) { if ( $col_offset == -1 ) { $i = 0; foreach($this->col_info as $col ) { $new_array[$i] = $col->{$info_type}; $i++; } return $new_array; } else { return $this->col_info[$col_offset]->{$info_type}; } } } function timer_start() { $mtime = microtime(); $mtime = explode(' ', $mtime); $this->time_start = $mtime[1] + $mtime[0]; return true; } function timer_stop($precision = 3) { $mtime = microtime(); $mtime = explode(' ', $mtime); $time_end = $mtime[1] + $mtime[0]; $time_total = $time_end - $this->time_start; return $time_total; } function bail($message) { // Just wraps errors in a nice header and footer if ( !$this->show_errors ) return false; echo << WordPress › Error

WordPress

HEAD; echo $message; echo ""; die(); } } $wpdb = new wpdb(DB_USER, DB_PASSWORD, DB_NAME, DB_HOST); ?>