diff options
Diffstat (limited to 'admin/include/functions_upload.inc.php')
| -rw-r--r-- | admin/include/functions_upload.inc.php | 354 |
1 files changed, 15 insertions, 339 deletions
diff --git a/admin/include/functions_upload.inc.php b/admin/include/functions_upload.inc.php index 4fe8ce76b..5ad71b308 100644 --- a/admin/include/functions_upload.inc.php +++ b/admin/include/functions_upload.inc.php @@ -22,6 +22,7 @@ // +-----------------------------------------------------------------------+ include_once(PHPWG_ROOT_PATH.'admin/include/functions.php'); +include_once(PHPWG_ROOT_PATH.'admin/include/image.class.php'); // add default event handler for image and thumbnail resize add_event_handler('upload_image_resize', 'pwg_image_resize', EVENT_HANDLER_PRIORITY_NEUTRAL, 7); @@ -362,18 +363,18 @@ SELECT rename($file_path, $high_path); $high_infos = pwg_image_infos($high_path); - trigger_event( - 'upload_image_resize', - false, - $high_path, + $img = new pwg_image($high_path); + + $img->pwg_resize( $file_path, $conf['upload_form_websize_maxwidth'], $conf['upload_form_websize_maxheight'], $conf['upload_form_websize_quality'], + $conf['upload_form_automatic_rotation'], false ); - if (is_imagick()) + if ($img->library != 'gd') { if ($conf['upload_form_hd_keep']) { @@ -383,13 +384,12 @@ SELECT if ($need_resize) { - pwg_image_resize( - false, - $high_path, + $img->pwg_resize( $high_path, $conf['upload_form_hd_maxwidth'], $conf['upload_form_hd_maxheight'], $conf['upload_form_hd_quality'], + $conf['upload_form_automatic_rotation'], false ); $high_infos = pwg_image_infos($high_path); @@ -402,6 +402,7 @@ SELECT $high_infos = null; } } + $img->destroy(); } $file_infos = pwg_image_infos($file_path); @@ -409,19 +410,17 @@ SELECT $thumb_path = file_path_for_type($file_path, 'thumb'); $thumb_dir = dirname($thumb_path); prepare_directory($thumb_dir); - - trigger_event( - 'upload_thumbnail_resize', - false, - $file_path, + + $img = new pwg_image($file_path); + $img->pwg_resize( $thumb_path, $conf['upload_form_thumb_maxwidth'], $conf['upload_form_thumb_maxheight'], $conf['upload_form_thumb_quality'], - true, - $conf['upload_form_thumb_crop'], - $conf['upload_form_thumb_follow_orientation'] + $conf['upload_form_automatic_rotation'], + true ); + $img->destroy(); $thumb_infos = pwg_image_infos($thumb_path); @@ -567,307 +566,6 @@ function need_resize($image_filepath, $max_width, $max_height) return false; } -function get_resize_dimensions($width, $height, $max_width, $max_height, $rotation=null) -{ - $rotate_for_dimensions = false; - if (isset($rotation) and in_array(abs($rotation), array(90, 270))) - { - $rotate_for_dimensions = true; - } - - if ($rotate_for_dimensions) - { - list($width, $height) = array($height, $width); - } - - $ratio_width = $width / $max_width; - $ratio_height = $height / $max_height; - $destination_width = $width; - $destination_height = $height; - - // maximal size exceeded ? - if ($ratio_width > 1 or $ratio_height > 1) - { - if ($ratio_width < $ratio_height) - { - $destination_width = round($width / $ratio_height); - $destination_height = $max_height; - } - else - { - $destination_width = $max_width; - $destination_height = round($height / $ratio_width); - } - } - - if ($rotate_for_dimensions) - { - list($destination_width, $destination_height) = array($destination_height, $destination_width); - } - - return array( - 'width' => $destination_width, - 'height'=> $destination_height, - ); -} - -function pwg_image_resize($result, $source_filepath, $destination_filepath, $max_width, $max_height, $quality, $strip_metadata=false, $crop=false, $follow_orientation=true) -{ - if ($result !== false) - { - //someone hooked us - so we skip - return $result; - } - - $extension = strtolower(get_extension($source_filepath)); - - if (is_imagick() and $extension != 'gif') - { - return pwg_image_resize_im($source_filepath, $destination_filepath, $max_width, $max_height, $quality, $strip_metadata, $crop, $follow_orientation); - } - else - { - return pwg_image_resize_gd($source_filepath, $destination_filepath, $max_width, $max_height, $quality, $crop, $follow_orientation); - } -} - -function pwg_image_resize_gd($source_filepath, $destination_filepath, $max_width, $max_height, $quality, $crop=false, $follow_orientation=true) -{ - if (!function_exists('gd_info')) - { - return false; - } - - $starttime = get_moment(); - $gd_info = gd_info(); - - // extension of the picture filename - $extension = strtolower(get_extension($source_filepath)); - - $source_image = null; - if (in_array($extension, array('jpg', 'jpeg'))) - { - $source_image = imagecreatefromjpeg($source_filepath); - } - else if ($extension == 'png') - { - $source_image = imagecreatefrompng($source_filepath); - } - elseif ($extension == 'gif' and $gd_info['GIF Read Support'] and $gd_info['GIF Create Support']) - { - $source_image = imagecreatefromgif($source_filepath); - } - else - { - die('[GD] unsupported file extension'); - } - - $rotation = null; - if (function_exists('imagerotate')) - { - $rotation = get_rotation_angle($source_filepath); - } - - // width/height - $source_width = imagesx($source_image); - $source_height = imagesy($source_image); - - // Crop - if ($crop) - { - $coord = get_crop_coord($source_width, $source_height, $max_width, $max_height, $follow_orientation); - } - - $resize_dimensions = get_resize_dimensions($source_width, $source_height, $max_width, $max_height, $rotation); - - // testing on height is useless in theory: if width is unchanged, there - // should be no resize, because width/height ratio is not modified. - if ($resize_dimensions['width'] == $source_width and $resize_dimensions['height'] == $source_height) - { - // the image doesn't need any resize! We just copy it to the destination - copy($source_filepath, $destination_filepath); - return get_resize_result($source_filepath, $destination_filepath, $resize_dimensions['width'], $resize_dimensions['height'], $starttime, 'GD'); - } - - $destination_image = imagecreatetruecolor($resize_dimensions['width'], $resize_dimensions['height']); - - imagecopyresampled( - $destination_image, - $source_image, - 0, - 0, - $crop ? $coord['x'] : 0, - $crop ? $coord['y'] : 0, - $resize_dimensions['width'], - $resize_dimensions['height'], - $source_width, - $source_height - ); - - // rotation occurs only on resized photo to avoid useless memory use - if (isset($rotation)) - { - $destination_image = imagerotate($destination_image, $rotation, 0); - } - - $extension = strtolower(get_extension($destination_filepath)); - if ($extension == 'png') - { - imagepng($destination_image, $destination_filepath); - } - elseif ($extension == 'gif') - { - imagegif($destination_image, $destination_filepath); - } - else - { - imagejpeg($destination_image, $destination_filepath, $quality); - } - // freeing memory ressources - imagedestroy($source_image); - imagedestroy($destination_image); - - // everything should be OK if we are here! - return get_resize_result($source_filepath, $destination_filepath, $resize_dimensions['width'], $resize_dimensions['height'], $starttime, 'GD'); -} - -function pwg_image_resize_im($source_filepath, $destination_filepath, $max_width, $max_height, $quality, $strip_metadata=false, $crop=false, $follow_orientation=true) -{ - $starttime = get_moment(); - - // extension of the picture filename - $extension = strtolower(get_extension($source_filepath)); - if (!in_array($extension, array('jpg', 'jpeg', 'png'))) - { - die('[Imagick] unsupported file extension'); - } - - $image = new Imagick($source_filepath); - - $rotation = get_rotation_angle($source_filepath); - - // width/height - $source_width = $image->getImageWidth(); - $source_height = $image->getImageHeight(); - - // Crop - if ($crop) - { - $coord = get_crop_coord($source_width, $source_height, $max_width, $max_height, $follow_orientation); - $image->cropImage($source_width, $source_height, $coord['x'], $coord['y']); - } - - $resize_dimensions = get_resize_dimensions($source_width, $source_height, $max_width, $max_height, $rotation); - - // testing on height is useless in theory: if width is unchanged, there - // should be no resize, because width/height ratio is not modified. - if ($resize_dimensions['width'] == $source_width and $resize_dimensions['height'] == $source_height) - { - // the image doesn't need any resize! We just copy it to the destination - copy($source_filepath, $destination_filepath); - get_resize_result($source_filepath, $destination_filepath, $resize_dimensions['width'], $resize_dimensions['height'], $starttime, 'ImageMagick'); - } - - $image->setImageCompressionQuality($quality); - $image->setInterlaceScheme(Imagick::INTERLACE_LINE); - - if ($strip_metadata) - { - // we save a few kilobytes. For example a thumbnail with metadata - // weights 25KB, without metadata 7KB. - $image->stripImage(); - } - - $image->resizeImage($resize_dimensions['width'], $resize_dimensions['height'], Imagick::FILTER_LANCZOS, 0.9); - - if (isset($rotation)) - { - $image->rotateImage(new ImagickPixel(), -$rotation); - $image->setImageOrientation(Imagick::ORIENTATION_TOPLEFT); - } - - $image->writeImage($destination_filepath); - $image->destroy(); - - // everything should be OK if we are here! - return get_resize_result($source_filepath, $destination_filepath, $resize_dimensions['width'], $resize_dimensions['height'], $starttime, 'ImageMagick'); -} - -function get_rotation_angle($source_filepath) -{ - global $conf; - - if (!$conf['upload_form_automatic_rotation']) - { - return null; - } - - list($width, $height, $type) = getimagesize($source_filepath); - if (IMAGETYPE_JPEG != $type) - { - return null; - } - - if (!function_exists('exif_read_data')) - { - return null; - } - - $rotation = null; - - $exif = exif_read_data($source_filepath); - - if (isset($exif['Orientation']) and preg_match('/^\s*(\d)/', $exif['Orientation'], $matches)) - { - $orientation = $matches[1]; - if (in_array($orientation, array(3, 4))) - { - $rotation = 180; - } - elseif (in_array($orientation, array(5, 6))) - { - $rotation = 270; - } - elseif (in_array($orientation, array(7, 8))) - { - $rotation = 90; - } - } - - return $rotation; -} - -function get_crop_coord(&$source_width, &$source_height, &$max_width, &$max_height, $follow_orientation) -{ - $x = 0; - $y = 0; - - if ($source_width < $source_height and $follow_orientation) - { - list($width, $height) = array($max_height, $max_width); - $max_width = $width; - $max_height = $height; - } - - $img_ratio = $source_width / $source_height; - $dest_ratio = $max_width / $max_height; - - if($dest_ratio > $img_ratio) - { - $destHeight = round($source_width * $max_height / $max_width); - $y = round(($source_height - $destHeight) / 2 ); - $source_height = $destHeight; - } - elseif ($dest_ratio < $img_ratio) - { - $destWidth = round($source_height * $max_width / $max_height); - $x = round(($source_width - $destWidth) / 2 ); - $source_width = $destWidth; - } - - return array('x' => $x, 'y' => $y); -} - function pwg_image_infos($path) { list($width, $height) = getimagesize($path); @@ -963,16 +661,6 @@ function add_upload_error($upload_id, $error_message) array_push($_SESSION['uploads_error'][$upload_id], $error_message); } -function is_imagick() -{ - if (class_exists('Imagick')) - { - return true; - } - - return false; -} - function ready_for_upload_message() { global $conf; @@ -1033,16 +721,4 @@ function file_path_for_type($file_path, $type='thumb') return $file_path; } -function get_resize_result($source_filepath, $destination_filepath, $width, $height, $time, $library) -{ - return array( - 'source' => $source_filepath, - 'destination' => $destination_filepath, - 'width' => $width, - 'height' => $height, - 'size' => floor(filesize($destination_filepath) / 1024).' KB', - 'time' => number_format((get_moment() - $time) * 1000, 2, '.', ' ').' ms', - 'library' => $library, - ); -} ?>
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