Append log for PHP [4|5]

php-append-log.php

<?php

function append_log_write( $filename, $parametres ){

	// Return FALSE if no parametres given	
	if( count( $parametres ) < 1 ){
		return FALSE;
		}

	// Timestamp in Zebra Time
	$line = gmdate( "Y-m-d\TH:i:s" ) . "Z\t";

	$index = 0;
	for( $index = 0 ; $index < count( $parametres ) ; $index += 1 ){

		// Escape field content
		$field = addslashes( $parametres[ $index ] );
		$field = str_replace( "\n", "\\n", $field );
		$field = str_replace( "\r", "\\r", $field );
		$field = str_replace( "\t", "\\t", $field );

		$line .= $field . "\t";
		}


	// Escape field content
	$field = addslashes( $parametres[ $index ] );
	$field = str_replace( "\n", "\\n", $field );
	$field = str_replace( "\r", "\\r", $field );
	$field = str_replace( "\t", "\\t", $field );
	$line .= $field;
	$line .= "\n";

	// Open file in append mode
	$handle = fopen( $filename, "a" );

	// Acquire exclusive writing lock to file
	flock( $handle, LOCK_EX );

	fwrite( $handle, $line );
	

	// Release the lock
	flock( $handle, LOCK_UN );

	// Close
	fclose( $handle );

	return TRUE;	
	}



// Example usage:
//append_log_write( "/var/log/orders.log", array( "127.0.0.1", "mauri-antero", "/tilaukset/unicycle\n" ) );


?>