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<?php
/********************************************************************************
- MemHT Portal -
Copyright (C) 2007-2008 by Miltenovik Manojlo
http://www.memht.com
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your opinion) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, see <http://www.gnu.org/licenses/> (GPLv2)
or write to the Free Software Foundation, Inc., 51 Franklin Street,
Fifth Floor, Boston, MA02110-1301, USA.
********************************************************************************/
class fileUtils {
//==============================
//DEFAULT CONFIGURATION
//==============================
//Overwrite files with same name
var $overwrite = true;
//Show errors
var $show_errors = true;
//==============================
//DO NOT EDIT
//==============================
var $error;
var $write = array('w','w+','a','a+','x','x+');
var $read = array('r','r+','w+','a+','x+');
//PHP5 Constructor
function __construct() {
$this->error = "";
}
//PHP4 Constructor
function fileUtils() {
$this->error = "";
}
function readFile($file,$param="r") {
if ($file!="") {
if (in_array($param,$this->read)) {
if (file_exists($file)) {
if ($handle = @fopen($file,$param)) {
if (!$content = fread($handle,filesize($file))) {
$this->error = "Cannot read from the file";
}
@fclose($handle);
} else {
$this->error = "Cannot create the file handler";
}
} else {
$this->error = "The file does not exist";
}
} else {
$this->error = "Parameter <b>$param</b> not permitted, use: ".implode(",",$this->read);
}
} else {
$this->error = _ERROR_NOFILESELECTED_;
}
if ($this->error=="") {
return $content;
} else {
$this->print_error();
}
}
function readFileRows($file,$param="r") {
if ($file!="") {
if (in_array($param,$this->read)) {
if (file_exists($file)) {
if ($handle = @fopen($file,$param)) {
$content = array();
while (!feof($handle)) {
$content[] = fgets($handle, 4096);
}
@fclose($handle);
} else {
$this->error = "Cannot create the file handler";
}
} else {
$this->error = "The file does not exist";
}
} else {
$this->error = "Parameter <b>$param</b> not permitted, use: ".implode(",",$this->read);
}
} else {
$this->error = _ERROR_NOFILESELECTED_;
}
if ($this->error=="") {
return $content;
} else {
$this->print_error();
}
}
function writeFile($file,$content,$param="w") {
if ($file!="") {
if (in_array($param,$this->write)) {
$path = explode("/",$file);
array_pop($path);
$path = implode("/",$path);
if (is_writable($path)) {
if (file_exists($file) && !$this->overwrite) {
$temp_name = $this->file_name($file);
$temp_ext = $this->file_ext($file);
$file = $temp_name."_".$this->random_str(10).".".$temp_ext;
}
if ($handle = @fopen($file,$param)) {
if (!fwrite($handle, $content)) {
$this->error = "Cannot write into the file";
}
@fclose($handle);
} else {
$this->error = "Cannot create the file handler";
}
} else {
$this->error = _FOLDER_NOT_WRITABLE_;
}
} else {
$this->error = "Parameter <b>$param</b> not permitted, use: ".implode(",",$this->write);
}
} else {
$this->error = _ERROR_NOFILESELECTED_;
}
if ($this->error=="") {
return true;
} else {
$this->print_error();
}
}
//Check if the selected path is writable
function isWritable() {
if (!is_writable($this->path)) {
$this->error = _FOLDER_NOT_WRITABLE_;
}
}
//Print errors if $show_errors is set to true (default)
function print_error() {
if ($this->show_errors) {
echo "<div style='margin: 2px; padding: 2px; border: 1px solid #999; background-color: #EEE; font-family: Verdana; font-size: 10px;'>".$this->error."</div>";
}
return false;
}
//Generate a random string
function random_str($length) {
$key = "";
$pattern = "1234567890abcdefghijklmnopqrstuvwxyz";
for($i=0;$i<$length;$i++) {
$key .= $pattern{rand(0,35)};
}
return $key;
}
//Return the file name
function file_name($name) {
$ext = strrchr($name,'.');
if ($ext!=false) {
$name = substr($name,0,-strlen($ext));
}
return $name;
}
//Return the file extension
function file_ext($name) {
return strtolower(end(explode('.',$name)));
}
}
?>
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