3 files changed, 140 insertions, 0 deletions
diff --git a/Zotlabs/Thumbs/Epubthumb.php b/Zotlabs/Thumbs/Epubthumb.php
new file mode 100644
index 000000000..4213b5267
--- /dev/null
+++ b/Zotlabs/Thumbs/Epubthumb.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace Zotlabs\Thumbs;
+
+require_once('library/epub-meta/epub.php');
+
+class Epubthumb {
+
+	function Match($type) {
+		return(($type === 'application/epub+zip') ? true : false );
+	}
+
+	function Thumb($attach,$preview_style,$height = 300, $width = 300) {
+
+		$photo = false;
+
+		$ep = new \Epub(dbunescbin($attach['content']));
+		$data = $ep->Cover();
+
+		if($data['found']) {
+			$photo = $data['data'];
+		}
+
+        if($photo) {
+			$image = imagecreatefromstring($photo);
+			$dest = imagecreatetruecolor( $width, $height );
+	        $srcwidth = imagesx($image);
+    	    $srcheight = imagesy($image);
+
+        	imagealphablending($dest, false);
+			imagesavealpha($dest, true);
+        	imagecopyresampled($dest, $image, 0, 0, 0, 0, $width, $height, $srcwidth, $srcheight);
+            imagedestroy($image);
+			imagejpeg($dest,dbunescbin($attach['content']) . '.thumb');
+		}
+	}
+}
+
diff --git a/Zotlabs/Thumbs/Pdf.php b/Zotlabs/Thumbs/Pdf.php
new file mode 100644
index 000000000..98bcf11b5
--- /dev/null
+++ b/Zotlabs/Thumbs/Pdf.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace Zotlabs\Thumbs;
+
+
+class Pdf {
+
+	function Match($type) {
+		return(($type === 'application/pdf') ? true : false );
+	}
+
+	function Thumb($attach,$preview_style,$height = 300, $width = 300) {
+
+		$photo = false;
+
+		$file = dbunescbin($attach['content']);
+		$tmpfile = $file . '.pdf';
+		$outfile = $file . '.jpg';
+
+		$istream = fopen($file,'rb');
+		$ostream = fopen($tmpfile,'wb');
+		if($istream && $ostream) {
+			pipe_streams($istream,$ostream);
+			fclose($istream);
+			fclose($ostream);
+		}
+
+		$imagick_path = get_config('system','imagick_convert_path');
+		if($imagick_path && @file_exists($imagick_path)) {
+			$cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmpfile . '[0]') . ' -thumbnail ' . $width . 'x' . $height . ' ' . escapeshellarg(PROJECT_BASE . '/' . $outfile);
+			//  logger('imagick thumbnail command: ' . $cmd);
+			for($x = 0; $x < 4; $x ++) {
+				exec($cmd);
+				if(! file_exists($outfile)) {
+					logger('imagick scale failed. Retrying.');
+					continue;
+				}
+			}
+			if(! file_exists($outfile)) {
+				logger('imagick scale failed.');
+			}
+			else {
+				@rename($outfile,$file . '.thumb');
+			}
+		}
+		@unlink($tmpfile);
+	}
+}
+
diff --git a/Zotlabs/Thumbs/Video.php b/Zotlabs/Thumbs/Video.php
new file mode 100644
index 000000000..5e09ef9a3
--- /dev/null
+++ b/Zotlabs/Thumbs/Video.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace Zotlabs\Thumbs;
+
+
+class Video {
+
+	function MatchDefault($type) {
+		return(($type === 'video') ? true : false );
+	}
+
+	function Thumb($attach,$preview_style,$height = 300, $width = 300) {
+
+		$photo = false;
+
+		$t = explode('/',$attach['filetype']);
+		if($t[1])
+			$extension = '.' . $t[1];
+		else
+			return; 
+
+
+		$file = dbunescbin($attach['content']);
+		$tmpfile = $file . $extension;
+		$outfile = $file . '.jpg';
+
+		$istream = fopen($file,'rb');
+		$ostream = fopen($tmpfile,'wb');
+		if($istream && $ostream) {
+			pipe_streams($istream,$ostream);
+			fclose($istream);
+			fclose($ostream);
+		}
+
+		$imagick_path = get_config('system','imagick_convert_path');
+		if($imagick_path && @file_exists($imagick_path)) {
+			$cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmpfile . '[0]') . ' -thumbnail ' . $width . 'x' . $height . ' ' . escapeshellarg(PROJECT_BASE . '/' . $outfile);
+			//  logger('imagick thumbnail command: ' . $cmd);
+
+			exec($cmd);
+
+			if(! file_exists($outfile)) {
+				logger('imagick scale failed.');
+			}
+			else {
+				@rename($outfile,$file . '.thumb');
+			}
+		}
+			
+		@unlink($tmpfile);
+	}
+}
+