Файл: functions.php
Строк: 46
<?php
// Alex
// mod Gemorroj
function resizeimage($image, $max_width, $max_height){
preg_match("/.(w*)$/", $image, $m);
$act=strtolower($m[1]);
if($act=='jpg'){
$size = GetImageSize($image);
$width = $size[0];
$height = $size[1];
$x_ratio = $max_width / $width;
$y_ratio = $max_height / $height;
if ( ($width <= $max_width) && ($height <= $max_height) ) {
$tn_width = $width;
$tn_height = $height;
}
else if (($x_ratio * $height) < $max_height) {
$tn_height = ceil($x_ratio * $height);
$tn_width = $max_width;
}
else {
$tn_width = ceil($y_ratio * $width);
$tn_height = $max_height;
}
$src = ImageCreateFromJpeg($image);
$dst = ImageCreateTrueColor($tn_width,$tn_height);
ImageCopyResized($dst, $src, 0, 0, 0, 0,
$tn_width,$tn_height,$width,$height);
ImageJpeg($dst, $image);
ImageDestroy($src);
ImageDestroy($dst);
}
if($act=='gif'){
$size = GetImageSize($image);
$width = $size[0];
$height = $size[1];
$x_ratio = $max_width / $width;
$y_ratio = $max_height / $height;
if ( ($width <= $max_width) && ($height <= $max_height) ) {
$tn_width = $width;
$tn_height = $height;
}
else if (($x_ratio * $height) < $max_height) {
$tn_height = ceil($x_ratio * $height);
$tn_width = $max_width;
}
else {
$tn_width = ceil($y_ratio * $width);
$tn_height = $max_height;
}
$src = ImageCreateFromGif($image);
$dst = ImageCreateTrueColor($tn_width,$tn_height);
ImageCopyResized($dst, $src, 0, 0, 0, 0,
$tn_width,$tn_height,$width,$height);
ImageGif ($dst, $image);
ImageDestroy($src);
ImageDestroy($dst);
}
if($act=='png') {
$size = GetImageSize($image);
$width = $size[0];
$height = $size[1];
$x_ratio = $max_width / $width;
$y_ratio = $max_height / $height;
if ( ($width <= $max_width) && ($height <= $max_height) ) {
$tn_width = $width;
$tn_height = $height;
}
else if (($x_ratio * $height) < $max_height) {
$tn_height = ceil($x_ratio * $height);
$tn_width = $max_width;
}
else {
$tn_width = ceil($y_ratio * $width);
$tn_height = $max_height;
}
$src = ImageCreateFromPng($image);
$dst = ImageCreateTrueColor($tn_width,$tn_height);
ImageCopyResized($dst, $src, 0, 0, 0, 0,
$tn_width,$tn_height,$width,$height);
ImagePng ($dst, $image);
ImageDestroy($src);
ImageDestroy($dst);
}
}
function delhtml($str) {
return mysql_escape_string(htmlspecialchars($str));
}
function insertsmiles($mes) {
global $workdir;
$dir=opendir('smiles');
while($file=readdir($dir)){
if(preg_match("/.gif$/", $file)){
$s=str_replace('.gif',null,$file);
$mes=str_replace(':'.$s.':','<img src="'.$workdir.'/smiles/'.$file.'"/>', $mes);
}
}
closedir($dir);
return $mes;
}
?>