Some fixups of patches not already migrated to trunk to bring inline with PEAR coding stds

darcs-hash:20081225144601-7b5ce-4846f3d036c36037836d15ed672c10ba33f9f84c.gz

2 files changed, 92 insertions, 25 deletions

diff --git a/classes/Avatar.php b/classes/Avatar.php
index 4fdb99d35..9ae920647 100644
--- a/classes/Avatar.php
+++ b/classes/Avatar.php
@@ -79,20 +79,63 @@ class Avatar extends Memcached_DataObject
         }
     }
 
-	function to_image() {
-		$filepath = common_avatar_path($this->filename);
-		if ($this->mediatype == 'image/gif') {
-			return imagecreatefromgif($filepath);
-		} else if ($this->mediatype == 'image/jpeg') {
-			return imagecreatefromjpeg($filepath);
-		} else if ($this->mediatype == 'image/png') {
-			return imagecreatefrompng($filepath);
-		} else {
-			return NULL;
-		}
-	}
-	
-	function &pkeyGet($kv) {
-		return Memcached_DataObject::pkeyGet('Avatar', $kv);
-	}
+    function scale_and_crop($size, $x, $y, $w, $h) 
+    {
+
+        $image_s = imagecreatetruecolor($size, $size);
+        $image_a = $this->to_image();
+
+        # Retain alpha channel info if possible for .pngs
+        $background = imagecolorallocate($image_s, 0, 0, 0);
+        ImageColorTransparent($image_s, $background);
+        imagealphablending($image_s, false);
+
+        imagecopyresized($image_s, $image_a, 0, 0, $x, $y, $size, $size, $w, $h);
+
+        $ext = ($this->mediattype == 'image/jpeg') ? ".jpeg" : ".png";
+
+        $filename = common_avatar_filename($this->profile_id, $ext, $size, common_timestamp());
+
+        if ($this->mediatype == 'image/jpeg') {
+            imagejpeg($image_s, common_avatar_path($filename));
+        } else {
+            imagepng($image_s, common_avatar_path($filename));
+        }
+
+        $cropped = DB_DataObject::factory('avatar');
+        $cropped->profile_id = $this->profile_id;
+        $cropped->width = $size;
+        $cropped->height = $size;
+        $cropped->original = false;
+        $cropped->mediatype = ($this->mediattype == 'image/jpeg') ? 'image/jpeg' : 'image/png';
+        $cropped->filename = $filename;
+        $cropped->url = common_avatar_url($filename);
+        $cropped->created = DB_DataObject_Cast::dateTime(); # current time
+
+        if ($cropped->insert()) {
+            return $cropped;
+        } else {
+            return NULL;
+        }
+    }
+
+    function to_image() 
+    {
+        $filepath = common_avatar_path($this->filename);
+        if ($this->mediatype == 'image/gif') {
+            return imagecreatefromgif($filepath);
+        } else if ($this->mediatype == 'image/jpeg') {
+            return imagecreatefromjpeg($filepath);
+        } else if ($this->mediatype == 'image/png') {
+            return imagecreatefrompng($filepath);
+        } else {
+            return NULL;
+        }
+    }
+    
+    function &pkeyGet($kv) 
+    {
+        return Memcached_DataObject::pkeyGet('Avatar', $kv);
+    }
+
 }
diff --git a/classes/Profile.php b/classes/Profile.php
index 3b6ac1d7f..31bdf71d5 100644
--- a/classes/Profile.php
+++ b/classes/Profile.php
@@ -121,15 +121,39 @@ class Profile extends Memcached_DataObject
         return $avatar;
     }
 
-	function delete_avatars() {
-		$avatar = new Avatar();
-		$avatar->profile_id = $this->id;
-		$avatar->find();
-		while ($avatar->fetch()) {
-			$avatar->delete();
-		}
-		return true;
-	}
+    function crop_avatars($x, $y, $w, $h) 
+    {
+
+        $avatar = $this->getOriginalAvatar();
+        $this->delete_avatars(false); # don't delete original
+
+        foreach (array(AVATAR_PROFILE_SIZE, AVATAR_STREAM_SIZE, AVATAR_MINI_SIZE) as $size) {
+            # We don't do a scaled one if original is our scaled size
+            if (!($avatar->width == $size && $avatar->height == $size)) {
+                $s = $avatar->scale_and_crop($size, $x, $y, $w, $h);
+                if (!$s) {
+                    return NULL;
+                }
+            }
+        }
+        return true;
+    }
+
+    function delete_avatars($original=true) 
+    {
+        $avatar = new Avatar();
+        $avatar->profile_id = $this->id;
+        $avatar->find();
+        while ($avatar->fetch()) {
+            if ($avatar->original) {
+                if ($original == false) {
+                    continue;
+                }
+            }
+            $avatar->delete();
+        }
+        return true;
+    }
 
     function getBestName()
     {