Jetzt mit Logging!!!

vexim/adminuserchange.php

@@ -314,6 +314,7 @@ class="textfield">
 ?>
 			<tr>
 				<td colspan="2" class="button">
+					<input type="hidden" name="localpart" value="<?php echo $row['localpart']; ?>" />
 					<input name="submit" type="submit" value="Submit">
 				</td>
 			</tr>

vexim/config/Logging.php

@@ -0,0 +1,48 @@
+<?php
+/**
+ * Logging class:
+ * - contains lfile, lwrite and lclose public methods
+ * - lfile sets path and name of log file
+ * - lwrite writes message to the log file (and implicitly opens log file)
+ * - lclose closes log file
+ * - first call of lwrite method will open log file implicitly
+ * - message is written with the following format: [d/M/Y:H:i:s] (script name) message
+ */
+class Logging {
+    // declare log file and file pointer as private properties
+    private $log_file, $fp;
+    // set log file (path and name)
+    public function lfile($path) {
+        $this->log_file = $path;
+    }
+    // write message to the log file
+    public function lwrite($message) {
+        // if file pointer doesn't exist, then open log file
+        if (!is_resource($this->fp)) {
+            $this->lopen();
+        }
+        // define script name
+        $script_name = pathinfo($_SERVER['PHP_SELF'], PATHINFO_FILENAME);
+        // define current time and suppress E_WARNING if using the system TZ settings
+        // (don't forget to set the INI setting date.timezone)
+        $time = @date('[d/M/Y:H:i:s]');
+		$address = $_SERVER['REMOTE_ADDR'];
+		$user = $_SESSION['localpart'];
+        // write current time, script name and message to the log file
+        fwrite($this->fp, "$time ($address($user) -> $script_name) $message\r\n");
+    }
+    // close log file (it's always a good idea to close a file when you're done with it)
+    public function lclose() {
+        fclose($this->fp);
+    }
+    // open log file (private method)
+    private function lopen() {
+        $log_file_default = '/var/log/vexim.log';
+        // define log file from lfile method or use previously set default
+        $lfile = $this->log_file ? $this->log_file : $log_file_default;
+        // open log file for writing only and place file pointer at the end of the file
+        // (if the file does not exist, try to create it)
+        $this->fp = fopen($lfile, 'a') or exit("Can't open $lfile!");
+    }
+}
+?>

vexim/config/db.php

@@ -0,0 +1,82 @@
+<?php
+class Database extends PDOStatement {
+	protected $_debugValues = null;
+
+	protected function __construct() {
+    // need this empty construct()!
+	}
+
+	public function execute($values=array()) {
+		global $log;
+		$this->_debugValues = $values;
+		try {
+			$t = parent::execute($values);
+			$raw = $this->replaceQuery();
+			$method = substr($raw, 0, 6);
+			if (strtolower($method) == 'insert' || strtolower($method) == 'update' || strtolower($method) == 'delete') {
+				$log->lwrite(preg_replace( "/\r|\n/", "", preg_replace('/\s+/', ' ',$raw)));
+				$log->lclose();
+			}
+		} catch (PDOException $e) {
+			// maybe do some logging here?
+			throw $e;
+		}
+
+		return $t;
+	}
+
+	public function _debugQuery($replaced=true) {
+		$q = $this->queryString;
+		if (!$replaced) {
+			return $q;
+		}
+
+		return preg_replace_callback('/:([0-9a-z_]+)/i', array($this, '_debugReplace'), $q);
+	}
+
+	protected function replaceQuery() {
+		$q = $this->queryString;
+		$keys = array_keys($this->_debugValues);
+		foreach ($keys as $key) {
+			$q = str_replace($key, $this->_debugValues[$key], $q);
+		}
+		return $q;
+	}
+
+	protected function _debugReplace($m) {
+		$v = $this->_debugValues[$m[1]];
+		if ($v === null) {
+			return "NULL";
+		}
+		if (!is_numeric($v)) {
+			$v = str_replace("'", "''", $v);
+		}
+
+		return "'". $v ."'";
+	}
+}
+/*
+// have a look at http://www.php.net/manual/en/pdo.constants.php
+$options = array(
+  PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
+  PDO::ATTR_STATEMENT_CLASS => array('MyPDOStatement', array()),
+);
+
+// create PDO with custom PDOStatement class
+$pdo = new PDO($dsn, $username, $password, $options);
+
+// prepare a query
+$query = $pdo->prepare("INSERT INTO mytable (column1, column2, column3)
+  VALUES (:col1, :col2, :col3)");
+
+// execute the prepared statement
+$query->execute(array(
+  'col1' => "hello world",
+  'col2' => 47.11,
+  'col3' => null,
+));
+
+// output the query and the query with values inserted
+var_dump( $query->queryString, $query->_debugQuery() );*/
+
+?>

vexim/config/variables.php

@@ -1,6 +1,8 @@
 <?php
   /* SQL Database login information */
   include_once dirname(__FILE__) . "/i18n.php";
+  include_once dirname(__FILE__) . "/db.php";
+  include_once dirname(__FILE__) . "/Logging.php";
 
   $sqlserver = "localhost";
   $sqltype = "mysql";
@@ -9,7 +11,8 @@
   $sqlpass = "yu0ZbzTkg7";
 
   $dsn = "$sqltype:host=$sqlserver;dbname=$sqldb";
-  $dboptions = array(PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES UTF8');
+  $log = new Logging();
+  $dboptions = array(PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES UTF8', PDO::ATTR_STATEMENT_CLASS => array('Database', array()));
 
   try {
     $dbh = new PDO($dsn, $sqluser, $sqlpass, $dboptions);

vexim/index.php

@@ -64,3 +64,6 @@
   </body>
 </html>
 <!-- Layout and CSS tricks obtained from http://www.bluerobot.com/web/layouts/ -->
+<?php
+$log->lclose();
+?>