db abstraction layer

include/dba/dba_mysqli.php

@@ -0,0 +1,62 @@
+<?php /** @file */
+
+require_once('include/dba/dba_driver.php');
+
+class dba_mysqli extends dba_driver {
+
+	function connect($server,$user,$pass,$db) {
+		$this->db = new mysqli($server,$user,$pass,$db);
+		if(! mysqli_connect_errno()) {
+			$this->connected = true;
+		}
+		if($this->connected) {
+			return true;
+		}
+		return false;
+	}
+
+	function q($sql) {
+		if((! $this->db) || (! $this->connected))
+			return false;
+
+		$this->error = '';
+		$result = $this->db->query($sql);
+
+		if($this->db->errno)
+			$this->error = $this->db->error;
+
+		if($result === false || $this->error) {
+			logger('dba_mysqli: ' . printable($sql) . ' returned false.' . "\n" . $this->error);
+			if(file_exists('dbfail.out'))
+				file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . ' returned false' . "\n" . $this->error . "\n", FILE_APPEND);
+		}
+
+		if(($result === true) || ($result === false))
+			return $result;
+
+		$r = array();
+		if($result->num_rows) {
+			while($x = $result->fetch_array(MYSQLI_ASSOC))
+				$r[] = $x;
+			$result->free_result();
+			if($this->debug) {
+				logger('dba_mysqli: query: ' . printable($sql) . ' returned ' . $result->num_rows . ' results.'); 
+				logger('dba_mysqli: ' . printable(print_r($r,true)));
+			}
+		}
+		return $r;
+	}
+
+	function escape($str) {
+		if($this->db && $this->connected) {
+			return @$this->db->real_escape_string($str);
+		}
+	}
+
+	function close() {
+		if($this->db)
+			$this->db->close();
+		$this->connected = flase;
+	}
+
+}