Proyectos de Subversion LeadersLinked - Backend

    /**

     *

     * @param string $source

     * @param string $target_path

     * @param string $target_filename

     * @param number $target_width

     * @param number $target_height

     * @return boolean

     */

    public  static function uploadImageWithoutCompletationSize($source, $target_path, $target_filename, $target_width, $target_height)

    {

        try {

            $data = file_get_contents($source);

            $img = imagecreatefromstring($data);

            if(!file_exists($target_path)) {

                mkdir($target_path, 0755);

            }

            if($img) {

                list($source_width, $source_height) = getimagesize($source);

                $width_ratio    = $target_width / $source_width;

                $height_ratio   = $target_height / $source_height;

                if($width_ratio > $height_ratio) {

                    $resized_width = $target_width;

                    $resized_height = $source_height * $width_ratio;

                } else {

                    $resized_height = $target_height;

                    $resized_width = $source_width * $height_ratio;

                }

                $resized_width = round($resized_width);

                $resized_height = round($resized_height);

                $new_image = imageCreateTrueColor($resized_width, $resized_height);

                imageAlphaBlending($new_image, False);

                imageSaveAlpha($new_image, True);

                $transparent = imageColorAllocateAlpha($new_image, 0, 0, 0, 127);

                imagefill($new_image, 0, 0, $transparent);

                imageCopyResampled($new_image, $img , 0, 0, 0, 0, $resized_width, $resized_height, $source_width, $source_height);

                $target = $target_path . DIRECTORY_SEPARATOR . $target_filename;

                if(file_exists($target)) {

                    @unlink($target);

                }

                imagepng($new_image, $target);

            }

            unlink($source);

            return true;

        }

        catch (\Throwable $e)

        {

            error_log($e->getTraceAsString());

            return false;

        }

    }