From ab46007709c3a683759c583d43e0bbdf6181e6d2 Mon Sep 17 00:00:00 2001
From: Ian Denhardt <ian@zenhack.net>
Date: Tue, 3 Aug 2010 17:07:07 -0400
Subject: [PATCH] Thumbnails in the photo plugins.

---
 plugins/GNUsocialPhotos/actions/photos.php | 60 +++++++++++++++++++---
 1 file changed, 53 insertions(+), 7 deletions(-)

diff --git a/plugins/GNUsocialPhotos/actions/photos.php b/plugins/GNUsocialPhotos/actions/photos.php
index d34263e5b8..1c7fb82bd2 100644
--- a/plugins/GNUsocialPhotos/actions/photos.php
+++ b/plugins/GNUsocialPhotos/actions/photos.php
@@ -85,20 +85,66 @@ class PhotosAction extends Action
             }
             $pathparts = explode('/', $args[1]['nickname']);
             $username = $pathparts[0];
+            $this->elementStart('ul', array('class' => 'photothumbs'));
             while (false !== ($file = readdir($dir))) {
                 $fparts = explode('-', $file);
                 if ($fparts[0] == $username // uploaded by this user
                     && ((substr($file, -4) == '.png') 
                         || (substr($file, -4) == '.jpg') // XXX: is this needed? status.net seems to save jpgs as .jpeg
                         || (substr($file, -5) == '.jpeg')
-                        || (substr($file, -4) == '.gif')
-                        || (substr($file, -4) == '.svg'))) { // and it's an image
+                        || (substr($file, -4) == '.gif'))) { // and it's an image
                         common_log(LOG_INFO, 'file : ' . $file);
-                        $this->elementStart('p');
-                        $this->element('a', array('href' => 'http://' . common_config('site', 'server') . '/file/' . $file), $file);
-                        $this->elementEnd('p');
+                        $this->elementStart('li');
+                        $this->elementStart('a', array('href' => 'http://' . common_config('site', 'server') . '/file/' . $file));
+                        if (!file_exists(INSTALLDIR . '/file/thumb.' . $file)) {
+                            $this->makeThumb($file);
+                        }
+                        $this->element('img', array('src' => 'http://' . common_config('site', 'server') . '/file/' . 'thumb.' .  $file));
+                        $this->elementEnd('a');
+                        $this->elementEnd('li');
                 }
             }
-        } 
-    } 
+            $this->elementEnd('ul');
+        }
+    }
+
+    function makeThumb($filename)
+    {
+        $height_dest = 96;
+        $width_dest = 128;
+
+        if (substr($filename, -4) == '.jpg' || substr($filename, -5) == '.jpeg') {
+            $image_src = imagecreatefromjpeg(INSTALLDIR . '/file/' . $filename);
+            $image_type = IMAGETYPE_JPEG;
+        } else if(substr($filename, -4) == '.png') {
+            $image_src = imagecreatefrompng(INSTALLDIR . '/file/' . $filename);
+            $image_type = IMAGETYPE_PNG;
+        } else if(substr($filename, -4) == '.gif') {
+            $image_src = imagecreatefromgif(INSTALLDIR . '/file/' . $filename);
+            $image_type = IMAGETYPE_GIF;
+        } else {
+            return false;
+        }
+
+        $image_dest = imagecreatetruecolor($width_dest, $height_dest);
+        $size_src = getimagesize(INSTALLDIR . '/file/' . $filename);
+ 
+        imagecopyresampled($image_dest, $image_src, 0, 0, 0, 0, $width_dest, $height_dest, $size_src[0], $size_src[1]);
+        switch ($image_type) {
+        case IMAGETYPE_JPEG:
+            imagejpeg($image_dest, INSTALLDIR . '/file/' . 'thumb.' . $filename, 100);
+            break;
+        case IMAGETYPE_PNG:
+            imagepng($image_dest, INSTALLDIR . '/file/thumb.' . $filename);
+            break;
+        case IMAGETYPE_GIF:
+            imagegif($image_dest, INSTALLDIR . '/file/thumb.' . $filename);
+            break;
+        }
+        
+        imagedestroy($image_src);
+        imagedestroy($image_dest);
+
+        return true;
+    }
 }
-- 
2.39.5