jq

"jpg",'image/jpeg'=>"jpg",'image/jpg'=>"jpg",'image/png'=>"png",'image/x-png'=>"png",'image/gif'=>"gif"); $allowed_image_ext = array_unique($allowed_image_types); // do not change this $image_ext = ""; // initialise variable, do not change this. foreach ($allowed_image_ext as $mime_type => $ext) { $image_ext.= strtoupper($ext)." "; } ########################################################################################################## # IMAGE FUNCTIONS # # You do not need to alter these functions # ########################################################################################################## function resizeImage($image,$width,$height,$scale) { list($imagewidth, $imageheight, $imageType) = getimagesize($image); $imageType = image_type_to_mime_type($imageType); $newImageWidth = ceil($width * $scale); $newImageHeight = ceil($height * $scale); $newImage = imagecreatetruecolor($newImageWidth,$newImageHeight); switch($imageType) { case "image/gif": $source=imagecreatefromgif($image); break; case "image/pjpeg": case "image/jpeg": case "image/jpg": $source=imagecreatefromjpeg($image); break; case "image/png": case "image/x-png": $source=imagecreatefrompng($image); break; } imagecopyresampled($newImage,$source,0,0,0,0,$newImageWidth,$newImageHeight,$width,$height); switch($imageType) { case "image/gif": imagegif($newImage,$image); break; case "image/pjpeg": case "image/jpeg": case "image/jpg": imagejpeg($newImage,$image,90); break; case "image/png": case "image/x-png": imagepng($newImage,$image); break; } chmod($image, 0777); return $image; } //You do not need to alter these functions function resizeThumbnailImage($thumb_image_name, $image, $width, $height, $start_width, $start_height, $scale){ list($imagewidth, $imageheight, $imageType) = getimagesize($image); $imageType = image_type_to_mime_type($imageType); $newImageWidth = ceil($width * $scale); $newImageHeight = ceil($height * $scale); $newImage = imagecreatetruecolor($newImageWidth,$newImageHeight); switch($imageType) { case "image/gif": $source=imagecreatefromgif($image); break; case "image/pjpeg": case "image/jpeg": case "image/jpg": $source=imagecreatefromjpeg($image); break; case "image/png": case "image/x-png": $source=imagecreatefrompng($image); break; } imagecopyresampled($newImage,$source,0,0,$start_width,$start_height,$newImageWidth,$newImageHeight,$width,$height); switch($imageType) { case "image/gif": imagegif($newImage,$thumb_image_name); break; case "image/pjpeg": case "image/jpeg": case "image/jpg": imagejpeg($newImage,$thumb_image_name,90); break; case "image/png": case "image/x-png": imagepng($newImage,$thumb_image_name); break; } chmod($thumb_image_name, 0777); return $thumb_image_name; } //You do not need to alter these functions function getHeight($image) { $size = getimagesize($image); $height = $size[1]; return $height; } //You do not need to alter these functions function getWidth($image) { $size = getimagesize($image); $width = $size[0]; return $width; } //Image Locations $large_image_location = $upload_path.$large_image_name.$_SESSION['user_file_ext']; $thumb_image_location = $upload_path.$thumb_image_name.$_SESSION['user_file_ext']; //Create the upload directory with the right permissions if it doesn't exist if(!is_dir($upload_dir)){ mkdir($upload_dir, 0777); chmod($upload_dir, 0777); } //Check to see if any images with the same name already exist if (file_exists($large_image_location)){ if(file_exists($thumb_image_location)){ $thumb_photo_exists = ""; }else{ $thumb_photo_exists = ""; } $large_photo_exists = ""; } else { $large_photo_exists = ""; $thumb_photo_exists = ""; } if (isset($_POST["upload"])) { //Get the file information $userfile_name = $_FILES['image']['name']; $userfile_tmp = $_FILES['image']['tmp_name']; $userfile_size = $_FILES['image']['size']; $userfile_type = $_FILES['image']['type']; $filename = basename($_FILES['image']['name']); $file_ext = strtolower(substr($filename, strrpos($filename, '.') + 1)); //Only process if the file is a JPG, PNG or GIF and below the allowed limit if((!empty($_FILES["image"])) && ($_FILES['image']['error'] == 0)) { foreach ($allowed_image_types as $mime_type => $ext) { //loop through the specified image types and if they match the extension then break out //everything is ok so go and check file size if($file_ext==$ext && $userfile_type==$mime_type){ $error = ""; break; }else{ $error = "Only ".$image_ext." images accepted for upload
"; } } //check if the file size is above the allowed limit if ($userfile_size > ($max_file*1048576)) { $error.= "Images must be under ".$max_file."MB in size"; } }else{ $error= "Select an image for upload"; } //Everything is ok, so we can upload the image. if (strlen($error)==0){ if (isset($_FILES['image']['name'])){ //this file could now has an unknown file extension (we hope it's one of the ones set above!) $large_image_location = $large_image_location.".".$file_ext; $thumb_image_location = $thumb_image_location.".".$file_ext; //put the file ext in the session so we know what file to look for once its uploaded $_SESSION['user_file_ext']=".".$file_ext; move_uploaded_file($userfile_tmp, $large_image_location); chmod($large_image_location, 0777); $width = getWidth($large_image_location); $height = getHeight($large_image_location); //Scale the image if it is greater than the width set above if ($width > $max_width){ $scale = $max_width/$width; $uploaded = resizeImage($large_image_location,$width,$height,$scale); }else{ $scale = 1; $uploaded = resizeImage($large_image_location,$width,$height,$scale); } //Delete the thumbnail file so the user can create a new one if (file_exists($thumb_image_location)) { unlink($thumb_image_location); } } //Refresh the page to show the new uploaded image header("location:".$_SERVER["PHP_SELF"]); exit(); } } if (isset($_POST["upload_thumbnail"]) && strlen($large_photo_exists)>0) { //Get the new coordinates to crop the image. $x1 = $_POST["x1"]; $y1 = $_POST["y1"]; $x2 = $_POST["x2"]; $y2 = $_POST["y2"]; $w = $_POST["w"]; $h = $_POST["h"]; //Scale the image to the thumb_width set above $scale = $thumb_width/$w; $cropped = resizeThumbnailImage($thumb_image_location, $large_image_location,$w,$h,$x1,$y1,$scale); //Reload the page again to view the thumbnail header("location:".$_SERVER["PHP_SELF"]); exit(); } if ($_GET['a']=="delete" && strlen($_GET['t'])>0){ //get the file locations $large_image_location = $upload_path.$large_image_prefix.$_GET['t']; $thumb_image_location = $upload_path.$thumb_image_prefix.$_GET['t']; if (file_exists($large_image_location)) { unlink($large_image_location); } if (file_exists($thumb_image_location)) { unlink($thumb_image_location); } header("location:".$_SERVER["PHP_SELF"]); exit(); } ?>

• Back to project page
• Download Files

0){ $current_large_image_width = getWidth($large_image_location); $current_large_image_height = getHeight($large_image_location);?>

Photo Upload and Crop

0){ echo "

• Error!
• ".$error."

"; } if(strlen($large_photo_exists)>0 && strlen($thumb_photo_exists)>0){ echo $large_photo_exists." ".$thumb_photo_exists; echo "

Delete images

"; echo "

Upload another

"; //Clear the time stamp session and user file extension $_SESSION['random_key']= ""; $_SESSION['user_file_ext']= ""; }else{ if(strlen($large_photo_exists)>0){?>

Create Thumbnail

---

Upload Photo

" method="post"> Photo