[Sommaire] [Imprimer]

   1  <?php
   2  
   3      lt_include( PLOG_CLASS_PATH."class/logger/appender/appender.class.php" );
   4  
   5      /**
   6       * \ingroup logger
   7       * 
   8       * FileAppender allows a logger to write a message to file.
   9       */
  10      class FileAppender extends Appender
  11      {
  12          /**
  13           * An absolute file-system path to the log file.
  14           */
  15          var $file;
  16  
  17          /**
  18           * A pointer to the log file.
  19           *
  20           * @access private
  21           * @type   resource
  22           */
  23          var $fp;
  24  
  25          /**
  26           * Create a new qFileAppender instance.
  27           *
  28           *
  29           * @param Layout A Layout instance.
  30           * @param properties An associative array with properties that might be needed by this
  31           * appender
  32           * @access public
  33           * @since  1.0
  34           * @see qAppender
  35           */
  36          function FileAppender ($layout, $properties)
  37          {
  38              parent::Appender($layout, $properties);
  39  
  40              $this->file    =  $properties["file"];
  41          }
  42  
  43          /**
  44           * Open the file pointer.
  45           *
  46           * <br/><br/>
  47           *
  48           * <note>
  49           *     This should never be called manually.
  50           * </note>
  51           */
  52          function openFP()
  53          {        
  54              $this->fp   = fopen( $this->file, "a+" );
  55              if( !$this->fp ) {
  56                  throw( new Exception( "Cannot open log file: ".$this->file ));
  57                  die();
  58              }
  59              
  60              return true;
  61          }
  62  
  63          /**
  64           * Write a message to the log file.
  65           *
  66           * <br/><br/>
  67           *
  68           * <note>
  69           *     This should never be called manually.
  70           * </note>
  71           *
  72           * @param string The message to write.
  73           */
  74          function write ($message)
  75          {
  76              if( !is_resource($this->fp) )
  77                  $this->openFP();
  78  
  79              fwrite( $this->fp, $message );
  80          }
  81      }
  82  
  83  ?>