<?php
/*
LineRemover ver 1.0.0
Author: Daniel Kushner
Email: daniel@websapp.com
Release: 2 Nov 2001
Copyright 2001
www.websapp.com/classes
Removes lines containing a given regular expression from the given files.
*/
class LineRemover {
var $files = array();
var $ereg = '';
var $ignoreCase = false;
function LineRemover($files = '') {
$this->addFiles($files);
}
function addEreg($ereg) {
$this->ereg = $ereg;
$this->ignoreCase = false;
}
function addEregi($eregi) {
$this->ereg = $eregi;
$this->ignoreCase = true;
}
function addFile($file) {
if($file != '') {
$this->files[] = $file;
}
}
function addFiles($files) {
if(is_array($files)) {
foreach($files as $file) {
$this->addFile($file);
}
}
}
function remove() {
if(($this->ereg != '') && (count($this->files) > 0)) {
// Before removing line a check that each file can be open and read is done
foreach($this->files as $file) {
$fp = @fopen($file, 'r')
or die("Can not open the file $file for reading. Job terminated");
fclose($fp);
}
$counter = 0;
foreach($this->files as $file) {
$fp = @fopen($file, 'r');
$arr = array();
while (!feof($fp)) {
$line = fgets($fp,4096);
if($this->ignoreCase) {
if(!eregi($this->ereg, $line)) {
$arr[] = $line;
} elseif(!ereg($this->ereg, $line)) {
$arr[] = $line;
} else {
$counter++;
}
}
}
fclose($fp);
$fp = @fopen($file, 'w')
or die("Can not open the file $file for writting. Job terminated");
foreach($arr as $line) {
fputs($fp, $line);
}
fclose($fp);
}
return $counter;
} else {
return 0;
}
}
}
?>
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