Temat: Programowanie - temat ogólny

   <center>
    <form action="upload_zdjec_reszta.php" method="post" enctype="multipart/form-data">
	 <tr><td>Pliki:</td><td><input type="file" id="file" name="files[]" multiple="multiple" accept="image/*" /></td></tr>
        <tr><td></td><td><input type="submit" name="upload" value="Wyślij" /></td></tr></table>
    </form>
    </center>

<?php
$valid_formats = array("pjpeg", "jpeg", "jpg", "png", "gif", "zip", "bmp");
$max_file_size = 1024*1000; //100 kb
$path = "all/"; // Upload directory
$count = 0;

if(isset($_POST) and $_SERVER['REQUEST_METHOD'] == "POST"){
	// Loop $_FILES to exeicute all files
	foreach ($_FILES['files']['name'] as $f => $name) {     
	    if ($_FILES['files']['error'][$f] == 4) {
	        continue; // Skip file if any error found
	    }	       
	    if ($_FILES['files']['error'][$f] == 0) {	           
	        if ($_FILES['files']['size'][$f] > $max_file_size) {
	            $message[] = "$name is too large!.";
	            continue; // Skip large files
	        }
			elseif( ! in_array(pathinfo($name, PATHINFO_EXTENSION), $valid_formats) ){
				$message[] = "$name is not a valid format";
				continue; // Skip invalid file formats
			}
	        else{ // No error found! Move uploaded files 
		
				$nazwa = md5($name.time().mt_rand()).'.jpg';
				

				switch ($_FILES['files']['type']) {
					case "image/gif": {
						if(!@$staryObrazek = imagecreatefromgif($_FILES['files']['tmp_name'][$f])) {
							throw new Exception('Format pliku jest niedozwolony!');
						}
					break;}
					case "image/pjpeg":		
					case 'image/jpeg': {
						if(!@$staryObrazek = imagecreatefromjpeg($_FILES['files']['tmp_name'][$f])) {
							throw new Exception('Format pliku jest niedozwolony!');
						}
					break;}
					case 'image/png': {
						if(!@$staryObrazek = imagecreatefrompng($_FILES['files']['tmp_name'][$f])) {
							throw new Exception('Format pliku jest niedozwolony!');
						}
					break;}
					default: {
						$error = "Format pliku jest niedozwolony!";
						unlink($_FILES['files']['tmp_name'][$f]);
	
					}
				}
				
				echo $f;
				echo $name;
			list($width, $height) = getimagesize($_FILES['files']['tmp_name'][$f]);
				$wymiar = $height/$width;
				$widthN = $width;
				$heightN = $height;
				
				
				if ($width>$height) {
					if ($width>640) {
						$widthN = 640;
						$heightN = $widthN*$wymiar;
					}
				} else {
					if ($height>800) {
						$heightN = 800;
						$widthN = $heightN/$wymiar;
					}
				}
				$nowyObrazek = imagecreatetruecolor($widthN, $heightN);
				imagecopyresized($nowyObrazek, $staryObrazek, 0, 0, 0, 0, $widthN, $heightN, $width, $height);
				$adres_all = 'all/'.basename($nazwa).'.jpg';
				if (!@imagejpeg($nowyObrazek, $adres_all )) {
					imagedestroy($nowyObrazek);
					imagedestroy($staryObrazek);
					$error = 'Nie można zapisać zdjęcia';
				} 
		
				imagedestroy($nowyObrazek);
				imagedestroy($staryObrazek); 
				
		//		if(move_uploaded_file($_FILES["files"]["tmp_name"][$f], $path.$nazwa))	
	            $count++; // Number of successfully uploaded file
	        }
	    }
	}
}

?>