64 sor
1,7 KiB
PHP
Executable file
64 sor
1,7 KiB
PHP
Executable file
<?php
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$folder = '../res/images';
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$extList = array();
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$extList['gif'] = 'image/gif';
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$extList['jpg'] = 'image/jpeg';
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$extList['jpeg'] = 'image/jpeg';
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$extList['png'] = 'image/png';
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$img = null;
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if (substr($folder,-1) != '/') {
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$folder = $folder.'/';
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}
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/*
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//DEBUG: eseguire direttamente lo script, altrimenti non si vede output
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var_dump($folder);
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$handle = opendir($folder);
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var_dump($handle);
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exit;
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*/
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if (isset($_GET['img'])) {
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$imageInfo = pathinfo($_GET['img']);
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if (
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isset( $extList[ strtolower( $imageInfo['extension'] ) ] ) &&
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file_exists( $folder.$imageInfo['basename'] )
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) {
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$img = $folder.$imageInfo['basename'];
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}
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} else {
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$fileList = array();
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$handle = opendir($folder);
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while ( false !== ( $file = readdir($handle) ) ) {
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$file_info = pathinfo($file);
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if (
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isset( $extList[ strtolower( $file_info['extension'] ) ] )
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) {
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$fileList[] = $file;
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}
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}
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closedir($handle);
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if (count($fileList) > 0) {
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$imageNumber = time() % count($fileList);
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$img = $folder.$fileList[$imageNumber];
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}
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}
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if ($img!=null) {
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$imageInfo = pathinfo($img);
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$contentType = 'Content-type: '.$extList[ $imageInfo['extension'] ];
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header ($contentType);
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readfile($img);
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} else {
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if ( function_exists('imagecreate') ) {
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header ("Content-type: image/png");
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$im = @imagecreate (100, 100)
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or die ("Cannot initialize new GD image stream");
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$background_color = imagecolorallocate ($im, 255, 255, 255);
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$text_color = imagecolorallocate ($im, 0,0,0);
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imagestring ($im, 2, 5, 5, "IMAGE ERROR", $text_color);
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imagepng ($im);
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imagedestroy($im);
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}
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}
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?>
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