add pdf and mobi libraries

inc/3rdparty/libraries/send2kindle/MOBIClass/ImageHandler.php

@@ -0,0 +1,28 @@
+<?php
+
+class ImageHandler {
+	/**
+	 * Download an image
+	 * @param string $url Url to the image
+	 * @return false|string False if failed, else the data of the image (converted to grayscale jpeg)
+	 */
+	public static function DownloadImage($url){
+		$data = Http::Request($url);
+		$imgFile = @imagecreatefromstring($data);
+		
+		if($imgFile !== false){
+			@imagefilter($imgFile, IMG_FILTER_GRAYSCALE);
+
+			ob_start();
+			@imagejpeg($imgFile);
+			$image = ob_get_contents();
+			ob_end_clean();
+			
+			@imagedestroy($imgFile);
+
+			return $image;
+		}
+		return false;
+	}
+}
+?>