From ba6f21caeb405c7e8512a09941fefbc97286e45f Mon Sep 17 00:00:00 2001 From: Aleksander Machniak Date: Wed, 21 Nov 2012 19:52:03 +0100 Subject: Framework files moved to lib/Roundcube --- program/include/rcube_image.php | 268 ---------------------------------------- 1 file changed, 268 deletions(-) delete mode 100644 program/include/rcube_image.php (limited to 'program/include/rcube_image.php') diff --git a/program/include/rcube_image.php b/program/include/rcube_image.php deleted file mode 100644 index b72a24c51..000000000 --- a/program/include/rcube_image.php +++ /dev/null @@ -1,268 +0,0 @@ - | - | Author: Aleksander Machniak | - +-----------------------------------------------------------------------+ -*/ - -/** - * Image resizer and converter - * - * @package Framework - * @subpackage Utils - */ -class rcube_image -{ - private $image_file; - - const TYPE_GIF = 1; - const TYPE_JPG = 2; - const TYPE_PNG = 3; - const TYPE_TIF = 4; - - public static $extensions = array( - self::TYPE_GIF => 'gif', - self::TYPE_JPG => 'jpg', - self::TYPE_PNG => 'png', - self::TYPE_TIF => 'tif', - ); - - - function __construct($filename) - { - $this->image_file = $filename; - } - - /** - * Get image properties. - * - * @return mixed Hash array with image props like type, width, height - */ - public function props() - { - // use GD extension - if (function_exists('getimagesize') && ($imsize = @getimagesize($this->image_file))) { - $width = $imsize[0]; - $height = $imsize[1]; - $gd_type = $imsize['2']; - $type = image_type_to_extension($imsize['2'], false); - } - - // use ImageMagick - if (!$type && ($data = $this->identify())) { - list($type, $width, $height) = $data; - } - - if ($type) { - return array( - 'type' => $type, - 'gd_type' => $gd_type, - 'width' => $width, - 'height' => $height, - ); - } - } - - /** - * Resize image to a given size - * - * @param int $size Max width/height size - * @param string $filename Output filename - * @param boolean $browser_compat Convert to image type displayable by any browser - * - * @return mixed Output type on success, False on failure - */ - public function resize($size, $filename = null, $browser_compat = false) - { - $result = false; - $rcube = rcube::get_instance(); - $convert = $rcube->config->get('im_convert_path', false); - $props = $this->props(); - - if (!$filename) { - $filename = $this->image_file; - } - - // use Imagemagick - if ($convert) { - $p['out'] = $filename; - $p['in'] = $this->image_file; - $p['size'] = $size.'x'.$size; - $type = $props['type']; - - if (!$type && ($data = $this->identify())) { - $type = $data[0]; - } - - $type = strtr($type, array("jpeg" => "jpg", "tiff" => "tif", "ps" => "eps", "ept" => "eps")); - $p['intype'] = $type; - - // convert to an image format every browser can display - if ($browser_compat && !in_array($type, array('jpg','gif','png'))) { - $type = 'jpg'; - } - - $p += array('type' => $type, 'types' => "bmp,eps,gif,jp2,jpg,png,svg,tif", 'quality' => 75); - $p['-opts'] = array('-resize' => $p['size'].'>'); - - if (in_array($type, explode(',', $p['types']))) { // Valid type? - $result = rcube::exec($convert . ' 2>&1 -flatten -auto-orient -colorspace RGB -quality {quality} {-opts} {intype}:{in} {type}:{out}', $p); - } - - if ($result === '') { - return $type; - } - } - - // use GD extension - $gd_types = array(IMAGETYPE_JPEG, IMAGETYPE_GIF, IMAGETYPE_PNG); - if ($props['gd_type'] && in_array($props['gd_type'], $gd_types)) { - if ($props['gd_type'] == IMAGETYPE_JPEG) { - $image = imagecreatefromjpeg($this->image_file); - } - elseif($props['gd_type'] == IMAGETYPE_GIF) { - $image = imagecreatefromgif($this->image_file); - } - elseif($props['gd_type'] == IMAGETYPE_PNG) { - $image = imagecreatefrompng($this->image_file); - } - - $scale = $size / max($props['width'], $props['height']); - $width = $props['width'] * $scale; - $height = $props['height'] * $scale; - - $new_image = imagecreatetruecolor($width, $height); - - // Fix transparency of gif/png image - if ($props['gd_type'] != IMAGETYPE_JPEG) { - imagealphablending($new_image, false); - imagesavealpha($new_image, true); - $transparent = imagecolorallocatealpha($new_image, 255, 255, 255, 127); - imagefilledrectangle($new_image, 0, 0, $width, $height, $transparent); - } - - imagecopyresampled($new_image, $image, 0, 0, 0, 0, $width, $height, $props['width'], $props['height']); - $image = $new_image; - - if ($props['gd_type'] == IMAGETYPE_JPEG) { - $result = imagejpeg($image, $filename, 75); - $type = 'jpg'; - } - elseif($props['gd_type'] == IMAGETYPE_GIF) { - $result = imagegif($image, $filename); - $type = 'gid'; - } - elseif($props['gd_type'] == IMAGETYPE_PNG) { - $result = imagepng($image, $filename, 6, PNG_ALL_FILTERS); - $type = 'png'; - } - - if ($result) { - return $type; - } - } - - // @TODO: print error to the log? - return false; - } - - /** - * Convert image to a given type - * - * @param int $type Destination file type (see class constants) - * @param string $filename Output filename (if empty, original file will be used - * and filename extension will be modified) - * - * @return bool True on success, False on failure - */ - public function convert($type, $filename = null) - { - $rcube = rcube::get_instance(); - $convert = $rcube->config->get('im_convert_path', false); - - if (!$filename) { - $filename = $this->image_file; - - // modify extension - if ($extension = self::$extensions[$type]) { - $filename = preg_replace('/\.[^.]+$/', '', $filename) . '.' . $extension; - } - } - - // use ImageMagick - if ($convert) { - $p['in'] = $this->image_file; - $p['out'] = $filename; - $p['type'] = self::$extensions[$type]; - - $result = rcube::exec($convert . ' 2>&1 -colorspace RGB -quality 75 {in} {type}:{out}', $p); - - if ($result === '') { - return true; - } - } - - // use GD extension (TIFF isn't supported) - $props = $this->props(); - $gd_types = array(IMAGETYPE_JPEG, IMAGETYPE_GIF, IMAGETYPE_PNG); - - if ($props['gd_type'] && in_array($props['gd_type'], $gd_types)) { - if ($props['gd_type'] == IMAGETYPE_JPEG) { - $image = imagecreatefromjpeg($this->image_file); - } - else if ($props['gd_type'] == IMAGETYPE_GIF) { - $image = imagecreatefromgif($this->image_file); - } - else if ($props['gd_type'] == IMAGETYPE_PNG) { - $image = imagecreatefrompng($this->image_file); - } - - if ($type == self::TYPE_JPG) { - $result = imagejpeg($image, $filename, 75); - } - else if ($type == self::TYPE_GIF) { - $result = imagegif($image, $filename); - } - else if ($type == self::TYPE_PNG) { - $result = imagepng($image, $filename, 6, PNG_ALL_FILTERS); - } - } - - // @TODO: print error to the log? - return false; - } - - /** - * Identify command handler. - */ - private function identify() - { - $rcube = rcube::get_instance(); - - if ($cmd = $rcube->config->get('im_identify_path')) { - $args = array('in' => $this->image_file, 'format' => "%m %[fx:w] %[fx:h]"); - $id = rcube::exec($cmd. ' 2>/dev/null -format {format} {in}', $args); - - if ($id) { - return explode(' ', strtolower($id)); - } - } - } - -} -- cgit v1.2.3