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@@ -1,51 +1,83 @@
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<?php
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+// Read config file for settings
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require_once("config.php");
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+// Allow cross site posting
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header("Access-Control-Allow-Origin: *");
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+// To print the max file size in human readable format
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$max_filesize_msg = human_readable_size($max_filesize,0);
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+// If file has been posted
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if ($_FILES['file']['error'] === UPLOAD_ERR_OK) {
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try{
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- $file_name = $_FILES['file']['name']; //getting file name
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- $tmp_name = $_FILES['file']['tmp_name']; //getting temp_name of file
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+ //getting file name
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+ $file_name = $_FILES['file']['name'];
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+ //getting temp_name of file
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+ $tmp_name = $_FILES['file']['tmp_name'];
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+ // Ensure the file has image size parameters
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$image_info = @getimagesize($tmp_name);
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if($image_info == false)
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throw new Exception('Please upload valid image file.');
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+ // Check the types of files that are allowed to be uploaded
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$type = $_FILES['file']['type'];
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- $extensions = array( 'image/jpeg', 'image/png', 'image/gif', 'image/webp' );
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- if(!in_array( $type, $extensions ))
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+ if(!in_array( $type, $allowed_types ))
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throw new Exception("Only jpg, jpeg, png, webp, and gif image type supported.");
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+ // Check the file size is acceptable
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if(filesize($tmp_name)>$max_filesize)
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throw new Exception("File over allowed size of {$max_filesize_msg}");
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+ // Get the extension of the file
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$file_ext = pathinfo($file_name, PATHINFO_EXTENSION);
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$file_id = rand_str(6);
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+ // Convert webp files into jpg image
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if($type=='image/webp'){
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$new_file_name = "{$file_id}.jpg";
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- // Convert webp to jpeg with 80% quality
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+ $new_thumb_name = "{$file_id}_thumb.jpg";
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+
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+ // Convert webp to jpeg with 80% quality and save to save path
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$im = imagecreatefromwebp($tmp_name);
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- imagejpeg($im, $upload_path.$new_file_name, 80);
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+ imagejpeg($im, $image_path.$new_file_name, 80);
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imagedestroy($im);
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}
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+ // Resize image if it's JPEG and more then 1200px in any side
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+ elseif($type=='image/jpeg' && ($image_info[0]>1200 || $image_info[1] > 1200) ){
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+ $new_file_name = "{$file_id}.jpg";
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+ $new_thumb_name = "{$file_id}_thumb.jpg";
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+
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+ // Resize image to a smaller size
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+ $source = $tmp_name;
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+ $dest = $image_path.$new_file_name;
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+ resizeAndSaveImage($source,$dest,1200);
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+ }
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+ // Move the uploaded file to save path
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else{
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$new_file_name = "{$file_id}.{$file_ext}";
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- // Save all other formats
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- move_uploaded_file($tmp_name, $upload_path.$new_file_name);
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+ $new_thumb_name = "{$file_id}_thumb.{$file_ext}";
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+
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+ // Move the uploaded file to save path (for all other formats)
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+ move_uploaded_file($tmp_name, $image_path.$new_file_name);
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}
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- $url = $protocol.$domain.$url_path.$new_file_name;
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+ // Generate thumbnails
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+ $source = $image_path.$new_file_name;
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+ $dest = $thumb_path.$new_thumb_name;
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+ resizeAndSaveImage($source,$dest,150);
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+
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+ // Generate the file url and reply
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+ $url = $protocol.$domain.$image_url.$new_file_name;
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$out = array("status"=>"OK","url"=>$url);
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echo json_encode($out);
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}
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+ // Catch and print the exception
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catch(Exception $e){
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$out = array("status"=>"FAIL","msg"=>$e->getMessage());
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echo json_encode($out);
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@@ -69,9 +101,9 @@ else{
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<body>
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<?php
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-
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+// Display the images in gallery
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if(isset($_REQUEST['gallery'])){
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- $files = scandir($upload_path);
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+ $files = scandir($image_path);
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?>
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<div class="wrapper wrapper-big">
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@@ -82,12 +114,25 @@ if(isset($_REQUEST['gallery'])){
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$i = 0;
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foreach($files as $file){
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- $file_url = $protocol.$domain.$url_path.$file;
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- if(!is_dir($upload_path.$file)){
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+ $parts = explode(".",$file);
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+ $thumb_name = $parts[0]."_thumb.".$parts[1];
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+ $file_url = $protocol.$domain.$image_url.$file;
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+
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+ $file_exists = false;
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+ if(file_exists($thumb_path.$thumb_name)){
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+ $file_exists = true;
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+ $img_scr_url = $protocol.$domain.$thumb_url.$thumb_name;
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+ }
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+ elseif(!is_dir($image_path.$file)){
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+ $file_exists = true;
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+ $img_scr_url = $file_url;
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+ }
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+
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+ if($file_exists){
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?>
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<div class="popup" onclick="showPopup('popup_<?=$i?>','<?=$file_url?>')">
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- <img src="<?=$file_url?>" alt="<?=$file_url?>" style="max-width: 200px; max-height: 200px; padding: 5px 5px;" />
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+ <img src="<?=$img_scr_url?>" alt="<?=$file_url?>" />
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<span class="popuptext" id="popup_<?=$i?>">Link copied.</span>
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</div>
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<?php
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@@ -171,7 +216,7 @@ foreach($files as $file){
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-
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+// Function used to generate a random string for filename
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function rand_str($length = 10) {
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$characters = '23456789abcdefghjkmnpqrtuvwxyzABCDEFGHJKLMNPQRTUVWXYZ';
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$charactersLength = strlen($characters);
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@@ -183,7 +228,7 @@ function rand_str($length = 10) {
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}
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-
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+// Conver byte size to human redable size
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function human_readable_size($raw_size,$return_array = true){
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$size_arr = array("B","KB","MB","GB","TB","PB");
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$max = count($size_arr)-1;
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@@ -199,3 +244,45 @@ function human_readable_size($raw_size,$return_array = true){
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}
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}
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+
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+
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+// Resize and save image
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+function resizeAndSaveImage($source,$dest,$maxSize=200){
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+ // get source image size
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+ $img_details = getimagesize($source);
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+ $w = $img_details[0];
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+ $h = $img_details[1];
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+ $img_type = $img_details[2];
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+
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+ // specifying the required image size
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+ if($w > $h){
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+ $new_width = $maxSize;
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+ $new_height = ceil($maxSize * $h / $w);
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+ }
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+ else{
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+ $new_height = $maxSize;
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+ $new_width = ceil($maxSize * $w / $h);
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+ }
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+
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+ if ($img_type == IMAGETYPE_GIF) {
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+ $imgt = "ImageGIF";
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+ $imgcreatefrom = "ImageCreateFromGIF";
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+ }
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+ elseif ($img_type == IMAGETYPE_JPEG) {
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+ $imgt = "ImageJPEG";
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+ $imgcreatefrom = "ImageCreateFromJPEG";
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+ }
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+ elseif ($img_type == IMAGETYPE_PNG) {
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+ $imgt = "ImagePNG";
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+ $imgcreatefrom = "ImageCreateFromPNG";
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+ }
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+
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+ if ($imgt) {
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+ $old_image = $imgcreatefrom($source);
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+ $new_image = imagecreatetruecolor($new_width, $new_height);
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+ imagecopyresized($new_image, $old_image, 0, 0, 0, 0, $new_width, $new_height, $w, $h);
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+ $save = $imgt($new_image, $dest);
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+ }
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+
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+}
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+
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Somik
