diff options
Diffstat (limited to 'classes/Avatar.php')
| -rw-r--r-- | classes/Avatar.php | 75 |
1 files changed, 59 insertions, 16 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); + } + } |