public static function singleton()
{
if (!isset(self::$instance)) {
$className = __CLASS__;
self::$instance = new $className();
}
return self::$instance;
}
/**
* Crops Image.
*
* @since 3.5.0
* @access public
*
* @param string|int $src The source file or Attachment ID.
* @param int $src_x The start x position to crop from.
* @param int $src_y The start y position to crop from.
* @param int $src_w The width to crop.
* @param int $src_h The height to crop.
* @param int $dst_w Optional. The destination width.
* @param int $dst_h Optional. The destination height.
* @param boolean $src_abs Optional. If the source crop points are absolute.
* @return boolean|WP_Error
*/
public function crop($src_x, $src_y, $src_w, $src_h, $dst_w = null, $dst_h = null, $src_abs = false)
{
$ar = $src_w / $src_h;
$dst_ar = $dst_w / $dst_h;
if (isset($_GET['pte-fit-crop-color']) && abs($ar - $dst_ar) > 0.01) {
PteLogger::debug(sprintf("IMAGICK - AR: '%f'\tOAR: '%f'", $ar, $dst_ar));
// Crop the image to the correct aspect ratio...
if ($dst_ar > $ar) {
// constrain to the dst_h
$tmp_dst_h = $dst_h;
$tmp_dst_w = $dst_h * $ar;
$tmp_dst_y = 0;
$tmp_dst_x = $dst_w / 2 - $tmp_dst_w / 2;
} else {
$tmp_dst_w = $dst_w;
$tmp_dst_h = $dst_w / $ar;
$tmp_dst_x = 0;
$tmp_dst_y = $dst_h / 2 - $tmp_dst_h / 2;
}
//$color = this::getImagickPixel( $_GET['pte-fit-crop-color'] );
if (preg_match("/^#[a-fA-F0-9]{6}\$/", $_GET['pte-fit-crop-color'])) {
$color = new ImagickPixel($_GET['pte-fit-crop-color']);
}
//else {
// PteLogger::debug( "setting transparent/white" );
// $color = new ImagickPixel( 'white' );
// //$color->setColorValue( Imagick::COLOR_ALPHA, 0 );
//}
try {
// crop the original image
$this->image->cropImage($src_w, $src_h, $src_x, $src_y);
$this->image->scaleImage($tmp_dst_w, $tmp_dst_h);
// Create a new image and then compose the old one onto it.
$img = new Imagick();
$img->newImage($dst_w, $dst_h, isset($color) ? $color : 'white');
$img->setImageFormat($this->image->getImageFormat());
if (!isset($color)) {
$img->setImageOpacity(0.0);
}
$img->compositeImage($this->image, Imagick::COMPOSITE_DEFAULT, $tmp_dst_x, $tmp_dst_y);
$img->flattenImages();
$this->image = $img;
} catch (Exception $e) {
return new WP_Error('image_crop_error', __('Image crop failed.'), $this->file);
}
return $this->update_size();
}
return parent::crop($src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs);
}
/**
* Crops Image.
*
* @since 3.5.0
* @access public
*
* @param string|int $src The source file or Attachment ID.
* @param int $src_x The start x position to crop from.
* @param int $src_y The start y position to crop from.
* @param int $src_w The width to crop.
* @param int $src_h The height to crop.
* @param int $dst_w Optional. The destination width.
* @param int $dst_h Optional. The destination height.
* @param boolean $src_abs Optional. If the source crop points are absolute.
* @return boolean|WP_Error
*/
public function crop($src_x, $src_y, $src_w, $src_h, $dst_w = null, $dst_h = null, $src_abs = false)
{
$ar = $src_w / $src_h;
$dst_ar = $dst_w / $dst_h;
if (isset($_GET['pte-fit-crop-color']) && abs($ar - $dst_ar) > 0.01) {
PteLogger::debug(sprintf("AR: '%f'\tOAR: '%f'", $ar, $dst_ar));
// Crop the image to the correct aspect ratio...
if ($dst_ar > $ar) {
// constrain to the dst_h
$tmp_dst_h = $dst_h;
$tmp_dst_w = $dst_h * $ar;
$tmp_dst_y = 0;
$tmp_dst_x = $dst_w / 2 - $tmp_dst_w / 2;
} else {
$tmp_dst_w = $dst_w;
$tmp_dst_h = $dst_w / $ar;
$tmp_dst_x = 0;
$tmp_dst_y = $dst_h / 2 - $tmp_dst_h / 2;
}
// copy $this->image unto a new image with the right width/height.
$img = wp_imagecreatetruecolor($dst_w, $dst_h);
if (function_exists('imageantialias')) {
imageantialias($img, true);
}
if (preg_match("/^#[a-fA-F0-9]{6}\$/", $_GET['pte-fit-crop-color'])) {
$c = self::getRgbFromHex($_GET['pte-fit-crop-color']);
$color = imagecolorallocate($img, $c[0], $c[1], $c[2]);
} else {
PteLogger::debug("setting transparent/white");
//$color = imagecolorallocate( $img, 100, 100, 100 );
$color = imagecolorallocatealpha($img, 255, 255, 255, 127);
}
imagefilledrectangle($img, 0, 0, $dst_w, $dst_h, $color);
imagecopyresampled($img, $this->image, $tmp_dst_x, $tmp_dst_y, $src_x, $src_y, $tmp_dst_w, $tmp_dst_h, $src_w, $src_h);
if (is_resource($img)) {
imagedestroy($this->image);
$this->image = $img;
$this->update_size();
return true;
}
return new WP_Error('image_crop_error', __('Image crop failed.'), $this->file);
}
return parent::crop($src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs);
}
function pte_get_jpeg_quality($quality)
{
$options = pte_get_options();
$jpeg_compression = $options['pte_jpeg_compression'];
if (isset($_GET['pte-jpeg-compression'])) {
$tmp_jpeg = intval($_GET['pte-jpeg-compression']);
if (0 <= $tmp_jpeg && $tmp_jpeg <= 100) {
$jpeg_compression = $tmp_jpeg;
}
}
PteLogger::debug("COMPRESSION: " . $jpeg_compression);
return $jpeg_compression;
}
function pte_ajax()
{
// Move all adjuntant functions to a separate file and include that here
require_once PTE_PLUGINPATH . 'php/functions.php';
PteLogger::debug("PARAMETERS: " . print_r($_REQUEST, true));
switch ($_GET['pte-action']) {
case "iframe":
pte_init_iframe();
break;
case "resize-images":
pte_resize_images();
break;
case "confirm-images":
pte_confirm_images();
break;
case "delete-images":
pte_delete_images();
break;
case "get-thumbnail-info":
$id = (int) $_GET['id'];
if (pte_check_id($id)) {
print json_encode(pte_get_all_alternate_size_information($id));
}
break;
case "change-options":
pte_update_user_options();
break;
}
die;
}
function pte_rmdir($dir)
{
$logger = PteLogger::singleton();
if (!is_dir($dir) || !preg_match("/ptetmp/", $dir)) {
$logger->warn("Tried to delete invalid directory: {$dir}");
return;
}
foreach (scandir($dir) as $file) {
if ("." == $file || ".." == $file) {
continue;
}
$full_path_to_file = $dir . DIRECTORY_SEPARATOR . $file;
$logger->debug("DELETING: {$full_path_to_file}");
unlink($full_path_to_file);
}
rmdir($dir);
}
function pte_ajax()
{
// Move all adjuntant functions to a separate file and include that here
require_once PTE_PLUGINPATH . 'php/functions.php';
$logger = PteLogger::singleton();
$logger->debug("PARAMETERS: " . print_r($_REQUEST, true));
switch ($_GET['pte-action']) {
case "test":
pte_test();
break;
case "launch":
pte_launch();
break;
case "resize-images":
pte_resize_images();
break;
case "confirm-images":
pte_confirm_images();
break;
case "delete-images":
pte_delete_images();
break;
}
die;
}
