forked from ZwiiCMS-Team/ZwiiCMS
1596 lines
64 KiB
PHP
1596 lines
64 KiB
PHP
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<?php
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/*
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* jQuery File Upload Plugin PHP Class
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* https://github.com/blueimp/jQuery-File-Upload
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*
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* Copyright 2010, Sebastian Tschan
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* https://blueimp.net
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*
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* Licensed under the MIT license:
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* https://opensource.org/licenses/MIT
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*/
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class UploadHandler
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{
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protected $options;
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// PHP File Upload error message codes:
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// http://php.net/manual/en/features.file-upload.errors.php
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protected $error_messages = array(
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1 => 'The uploaded file exceeds the upload_max_filesize directive in php.ini',
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2 => 'The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form',
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3 => 'The uploaded file was only partially uploaded',
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4 => 'No file was uploaded',
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6 => 'Missing a temporary folder',
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7 => 'Failed to write file to disk',
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8 => 'A PHP extension stopped the file upload',
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'post_max_size' => 'The uploaded file exceeds the post_max_size directive in php.ini',
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'max_file_size' => 'File is too big',
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'min_file_size' => 'File is too small',
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'accept_file_types' => 'Filetype not allowed',
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'max_number_of_files' => 'Maximum number of files exceeded',
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'max_width' => 'Image exceeds maximum width',
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'min_width' => 'Image requires a minimum width',
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'max_height' => 'Image exceeds maximum height',
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'min_height' => 'Image requires a minimum height',
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'abort' => 'File upload aborted',
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'image_resize' => 'Failed to resize image'
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);
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const IMAGETYPE_GIF = 1;
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const IMAGETYPE_JPEG = 2;
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const IMAGETYPE_PNG = 3;
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protected $image_objects = array();
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public function __construct($options = null, $initialize = true, $error_messages = null) {
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$this->response = array();
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$this->options = array(
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'script_url' => $this->get_full_url().'/'.$this->basename($this->get_server_var('SCRIPT_NAME')),
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'upload_dir' => dirname($this->get_server_var('SCRIPT_FILENAME')).'/files/',
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'upload_url' => $this->get_full_url().'/files/',
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'input_stream' => 'php://input',
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'user_dirs' => false,
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'mkdir_mode' => 0755,
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'param_name' => 'files',
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// Set the following option to 'POST', if your server does not support
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// DELETE requests. This is a parameter sent to the client:
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'delete_type' => 'DELETE',
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'access_control_allow_origin' => '*',
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'access_control_allow_credentials' => false,
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'access_control_allow_methods' => array(
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'OPTIONS',
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'HEAD',
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'GET',
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'POST',
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'PUT',
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'PATCH',
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'DELETE'
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),
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'access_control_allow_headers' => array(
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'Content-Type',
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'Content-Range',
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'Content-Disposition'
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),
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// By default, allow redirects to the referer protocol+host:
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'redirect_allow_target' => '/^'.preg_quote(
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parse_url($this->get_server_var('HTTP_REFERER'), PHP_URL_SCHEME)
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.'://'
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.parse_url($this->get_server_var('HTTP_REFERER'), PHP_URL_HOST)
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.'/', // Trailing slash to not match subdomains by mistake
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'/' // preg_quote delimiter param
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).'/',
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// Enable to provide file downloads via GET requests to the PHP script:
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// 1. Set to 1 to download files via readfile method through PHP
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// 2. Set to 2 to send a X-Sendfile header for lighttpd/Apache
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// 3. Set to 3 to send a X-Accel-Redirect header for nginx
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// If set to 2 or 3, adjust the upload_url option to the base path of
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// the redirect parameter, e.g. '/files/'.
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'download_via_php' => false,
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// Read files in chunks to avoid memory limits when download_via_php
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// is enabled, set to 0 to disable chunked reading of files:
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'readfile_chunk_size' => 10 * 1024 * 1024, // 10 MiB
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// Defines which files can be displayed inline when downloaded:
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'inline_file_types' => '/\.(gif|jpe?g|png)$/i',
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// Defines which files (based on their names) are accepted for upload.
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// By default, only allows file uploads with image file extensions.
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// Only change this setting after making sure that any allowed file
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// types cannot be executed by the webserver in the files directory,
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// e.g. PHP scripts, nor executed by the browser when downloaded,
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// e.g. HTML files with embedded JavaScript code.
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// Please also read the SECURITY.md document in this repository.
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'accept_file_types' => '/\.(gif|jpe?g|png)$/i',
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// Replaces dots in filenames with the given string.
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// Can be disabled by setting it to false or an empty string.
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// Note that this is a security feature for servers that support
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// multiple file extensions, e.g. the Apache AddHandler Directive:
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// https://httpd.apache.org/docs/current/mod/mod_mime.html#addhandler
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// Before disabling it, make sure that files uploaded with multiple
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// extensions cannot be executed by the webserver, e.g.
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// "example.php.png" with embedded PHP code, nor executed by the
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// browser when downloaded, e.g. "example.html.gif" with embedded
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// JavaScript code.
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'replace_dots_in_filenames' => '-',
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// The php.ini settings upload_max_filesize and post_max_size
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// take precedence over the following max_file_size setting:
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'max_file_size' => null,
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'min_file_size' => 1,
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// The maximum number of files for the upload directory:
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'max_number_of_files' => null,
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// Reads first file bytes to identify and correct file extensions:
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'correct_image_extensions' => false,
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// Image resolution restrictions:
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'max_width' => null,
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'max_height' => null,
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'min_width' => 1,
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'min_height' => 1,
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// Set the following option to false to enable resumable uploads:
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'discard_aborted_uploads' => true,
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// Set to 0 to use the GD library to scale and orient images,
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// set to 1 to use imagick (if installed, falls back to GD),
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// set to 2 to use the ImageMagick convert binary directly:
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'image_library' => 1,
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// Uncomment the following to define an array of resource limits
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// for imagick:
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/*
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'imagick_resource_limits' => array(
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imagick::RESOURCETYPE_MAP => 32,
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imagick::RESOURCETYPE_MEMORY => 32
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),
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*/
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// Command or path for to the ImageMagick convert binary:
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'convert_bin' => 'convert',
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// Uncomment the following to add parameters in front of each
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// ImageMagick convert call (the limit constraints seem only
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// to have an effect if put in front):
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/*
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'convert_params' => '-limit memory 32MiB -limit map 32MiB',
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*/
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// Command or path for to the ImageMagick identify binary:
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'identify_bin' => 'identify',
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'image_versions' => array(
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// The empty image version key defines options for the original image.
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// Keep in mind: these image manipulations are inherited by all other image versions from this point onwards.
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// Also note that the property 'no_cache' is not inherited, since it's not a manipulation.
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'' => array(
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// Automatically rotate images based on EXIF meta data:
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'auto_orient' => true
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),
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// You can add arrays to generate different versions.
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// The name of the key is the name of the version (example: 'medium').
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// the array contains the options to apply.
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/*
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'medium' => array(
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'max_width' => 800,
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'max_height' => 600
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),
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*/
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//'thumbnail' => array(
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// Uncomment the following to use a defined directory for the thumbnails
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// instead of a subdirectory based on the version identifier.
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// Make sure that this directory doesn't allow execution of files if you
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// don't pose any restrictions on the type of uploaded files, e.g. by
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// copying the .htaccess file from the files directory for Apache:
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//'upload_dir' => dirname($this->get_server_var('SCRIPT_FILENAME')).'/thumb/',
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//'upload_url' => $this->get_full_url().'/thumb/',
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// Uncomment the following to force the max
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// dimensions and e.g. create square thumbnails:
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// 'auto_orient' => true,
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// 'crop' => true,
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// 'jpeg_quality' => 70,
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// 'no_cache' => true, (there's a caching option, but this remembers thumbnail sizes from a previous action!)
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// 'strip' => true, (this strips EXIF tags, such as geolocation)
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// 'max_width' => 80, // either specify width, or set to 0. Then width is automatically adjusted - keeping aspect ratio to a specified max_height.
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// 'max_height' => 80 // either specify height, or set to 0. Then height is automatically adjusted - keeping aspect ratio to a specified max_width.
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// )
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),
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'print_response' => true
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);
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if ($options) {
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$this->options = $options + $this->options;
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}
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if ($error_messages) {
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$this->error_messages = $error_messages + $this->error_messages;
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}
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if ($initialize) {
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$this->initialize();
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}
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}
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protected function initialize() {
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switch ($this->get_server_var('REQUEST_METHOD')) {
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case 'OPTIONS':
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case 'HEAD':
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$this->head();
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break;
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case 'GET':
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$this->get($this->options['print_response']);
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break;
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case 'PATCH':
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case 'PUT':
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case 'POST':
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$this->post($this->options['print_response']);
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break;
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case 'DELETE':
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$this->delete($this->options['print_response']);
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break;
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default:
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$this->header('HTTP/1.1 405 Method Not Allowed');
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}
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}
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protected function get_full_url() {
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$https = !empty($_SERVER['HTTPS']) && strcasecmp($_SERVER['HTTPS'], 'on') === 0 ||
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!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) &&
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strcasecmp($_SERVER['HTTP_X_FORWARDED_PROTO'], 'https') === 0;
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return
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($https ? 'https://' : 'http://').
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(!empty($_SERVER['REMOTE_USER']) ? $_SERVER['REMOTE_USER'].'@' : '').
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(isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : ($_SERVER['SERVER_NAME'].
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($https && $_SERVER['SERVER_PORT'] === 443 ||
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$_SERVER['SERVER_PORT'] === 80 ? '' : ':'.$_SERVER['SERVER_PORT']))).
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substr($_SERVER['SCRIPT_NAME'],0, strrpos($_SERVER['SCRIPT_NAME'], '/'));
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}
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protected function get_user_id() {
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@session_start();
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return session_id();
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}
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protected function get_user_path() {
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if ($this->options['user_dirs']) {
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return $this->get_user_id().'/';
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}
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return '';
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}
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protected function get_upload_path($file_name = null, $version = null) {
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$file_name = $file_name ? $file_name : '';
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if (empty($version)) {
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$version_path = '';
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} else {
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$version_dir = @$this->options['image_versions'][$version]['upload_dir'];
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if ($version_dir) {
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return $version_dir.$this->get_user_path().$file_name;
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}
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$version_path = $version.'/';
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}
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return $this->options['upload_dir'].$this->get_user_path()
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.$version_path.$file_name;
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}
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protected function get_query_separator($url) {
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return strpos($url, '?') === false ? '?' : '&';
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}
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protected function get_download_url($file_name, $version = null, $direct = false) {
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if (!$direct && $this->options['download_via_php']) {
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$url = $this->options['script_url']
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.$this->get_query_separator($this->options['script_url'])
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.$this->get_singular_param_name()
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.'='.rawurlencode($file_name);
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if ($version) {
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$url .= '&version='.rawurlencode($version);
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}
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return $url.'&download=1';
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}
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if (empty($version)) {
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$version_path = '';
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} else {
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$version_url = @$this->options['image_versions'][$version]['upload_url'];
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if ($version_url) {
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return $version_url.$this->get_user_path().rawurlencode($file_name);
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}
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$version_path = rawurlencode($version).'/';
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}
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return $this->options['upload_url'].$this->get_user_path()
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.$version_path.rawurlencode($file_name);
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}
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protected function set_additional_file_properties($file) {
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$file->deleteUrl = $this->options['script_url']
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.$this->get_query_separator($this->options['script_url'])
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.$this->get_singular_param_name()
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.'='.rawurlencode($file->name);
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$file->deleteType = $this->options['delete_type'];
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if ($file->deleteType !== 'DELETE') {
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$file->deleteUrl .= '&_method=DELETE';
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}
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if ($this->options['access_control_allow_credentials']) {
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$file->deleteWithCredentials = true;
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}
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}
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// Fix for overflowing signed 32 bit integers,
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// works for sizes up to 2^32-1 bytes (4 GiB - 1):
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protected function fix_integer_overflow($size) {
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if ($size < 0) {
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$size += 2.0 * (PHP_INT_MAX + 1);
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}
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return $size;
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}
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protected function get_file_size($file_path, $clear_stat_cache = false) {
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if ($clear_stat_cache) {
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if (version_compare(PHP_VERSION, '5.3.0') >= 0) {
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clearstatcache(true, $file_path);
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} else {
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clearstatcache();
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}
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}
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return $this->fix_integer_overflow(filesize($file_path));
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}
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protected function is_valid_file_object($file_name) {
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$file_path = $this->get_upload_path($file_name);
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if (is_file($file_path) && $file_name[0] !== '.') {
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return true;
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}
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return false;
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}
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protected function get_file_object($file_name) {
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if ($this->is_valid_file_object($file_name)) {
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$file = new \stdClass();
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$file->name = $file_name;
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$file->size = $this->get_file_size(
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$this->get_upload_path($file_name)
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);
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$file->url = $this->get_download_url($file->name);
|
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foreach ($this->options['image_versions'] as $version => $options) {
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||
|
|
if (!empty($version)) {
|
||
|
|
if (is_file($this->get_upload_path($file_name, $version))) {
|
||
|
|
$file->{$version.'Url'} = $this->get_download_url(
|
||
|
|
$file->name,
|
||
|
|
$version
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$this->set_additional_file_properties($file);
|
||
|
|
return $file;
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_file_objects($iteration_method = 'get_file_object') {
|
||
|
|
$upload_dir = $this->get_upload_path();
|
||
|
|
if (!is_dir($upload_dir)) {
|
||
|
|
return array();
|
||
|
|
}
|
||
|
|
return array_values(array_filter(array_map(
|
||
|
|
array($this, $iteration_method),
|
||
|
|
scandir($upload_dir)
|
||
|
|
)));
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function count_file_objects() {
|
||
|
|
return count($this->get_file_objects('is_valid_file_object'));
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_error_message($error) {
|
||
|
|
return isset($this->error_messages[$error]) ?
|
||
|
|
$this->error_messages[$error] : $error;
|
||
|
|
}
|
||
|
|
|
||
|
|
public function get_config_bytes($val) {
|
||
|
|
$val = trim($val);
|
||
|
|
$last = strtolower($val[strlen($val)-1]);
|
||
|
|
$val = (int)$val;
|
||
|
|
switch ($last) {
|
||
|
|
case 'g':
|
||
|
|
$val *= 1024;
|
||
|
|
case 'm':
|
||
|
|
$val *= 1024;
|
||
|
|
case 'k':
|
||
|
|
$val *= 1024;
|
||
|
|
}
|
||
|
|
return $this->fix_integer_overflow($val);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function validate($uploaded_file, $file, $error, $index) {
|
||
|
|
if ($error) {
|
||
|
|
$file->error = $this->get_error_message($error);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$content_length = $this->fix_integer_overflow(
|
||
|
|
(int)$this->get_server_var('CONTENT_LENGTH')
|
||
|
|
);
|
||
|
|
$post_max_size = $this->get_config_bytes(ini_get('post_max_size'));
|
||
|
|
if ($post_max_size && ($content_length > $post_max_size)) {
|
||
|
|
$file->error = $this->get_error_message('post_max_size');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if (!preg_match($this->options['accept_file_types'], $file->name)) {
|
||
|
|
$file->error = $this->get_error_message('accept_file_types');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if ($uploaded_file && is_uploaded_file($uploaded_file)) {
|
||
|
|
$file_size = $this->get_file_size($uploaded_file);
|
||
|
|
} else {
|
||
|
|
$file_size = $content_length;
|
||
|
|
}
|
||
|
|
if ($this->options['max_file_size'] && (
|
||
|
|
$file_size > $this->options['max_file_size'] ||
|
||
|
|
$file->size > $this->options['max_file_size'])
|
||
|
|
) {
|
||
|
|
$file->error = $this->get_error_message('max_file_size');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if ($this->options['min_file_size'] &&
|
||
|
|
$file_size < $this->options['min_file_size']) {
|
||
|
|
$file->error = $this->get_error_message('min_file_size');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if (is_int($this->options['max_number_of_files']) &&
|
||
|
|
($this->count_file_objects() >= $this->options['max_number_of_files']) &&
|
||
|
|
// Ignore additional chunks of existing files:
|
||
|
|
!is_file($this->get_upload_path($file->name))) {
|
||
|
|
$file->error = $this->get_error_message('max_number_of_files');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$max_width = @$this->options['max_width'];
|
||
|
|
$max_height = @$this->options['max_height'];
|
||
|
|
$min_width = @$this->options['min_width'];
|
||
|
|
$min_height = @$this->options['min_height'];
|
||
|
|
if (($max_width || $max_height || $min_width || $min_height)
|
||
|
|
&& $this->is_valid_image_file($uploaded_file)) {
|
||
|
|
list($img_width, $img_height) = $this->get_image_size($uploaded_file);
|
||
|
|
// If we are auto rotating the image by default, do the checks on
|
||
|
|
// the correct orientation
|
||
|
|
if (
|
||
|
|
@$this->options['image_versions']['']['auto_orient'] &&
|
||
|
|
function_exists('exif_read_data') &&
|
||
|
|
($exif = @exif_read_data($uploaded_file)) &&
|
||
|
|
(((int) @$exif['Orientation']) >= 5)
|
||
|
|
) {
|
||
|
|
$tmp = $img_width;
|
||
|
|
$img_width = $img_height;
|
||
|
|
$img_height = $tmp;
|
||
|
|
unset($tmp);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!empty($img_width)) {
|
||
|
|
if ($max_width && $img_width > $max_width) {
|
||
|
|
$file->error = $this->get_error_message('max_width');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if ($max_height && $img_height > $max_height) {
|
||
|
|
$file->error = $this->get_error_message('max_height');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if ($min_width && $img_width < $min_width) {
|
||
|
|
$file->error = $this->get_error_message('min_width');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if ($min_height && $img_height < $min_height) {
|
||
|
|
$file->error = $this->get_error_message('min_height');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function upcount_name_callback($matches) {
|
||
|
|
$index = isset($matches[1]) ? ((int)$matches[1]) + 1 : 1;
|
||
|
|
$ext = isset($matches[2]) ? $matches[2] : '';
|
||
|
|
return ' ('.$index.')'.$ext;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function upcount_name($name) {
|
||
|
|
return preg_replace_callback(
|
||
|
|
'/(?:(?: \(([\d]+)\))?(\.[^.]+))?$/',
|
||
|
|
array($this, 'upcount_name_callback'),
|
||
|
|
$name,
|
||
|
|
1
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_unique_filename($file_path, $name, $size, $type, $error,
|
||
|
|
$index, $content_range) {
|
||
|
|
while(is_dir($this->get_upload_path($name))) {
|
||
|
|
$name = $this->upcount_name($name);
|
||
|
|
}
|
||
|
|
// Keep an existing filename if this is part of a chunked upload:
|
||
|
|
$uploaded_bytes = $this->fix_integer_overflow((int)$content_range[1]);
|
||
|
|
while (is_file($this->get_upload_path($name))) {
|
||
|
|
if ($uploaded_bytes === $this->get_file_size(
|
||
|
|
$this->get_upload_path($name))) {
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
$name = $this->upcount_name($name);
|
||
|
|
}
|
||
|
|
return $name;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function fix_file_extension($file_path, $name, $size, $type, $error,
|
||
|
|
$index, $content_range) {
|
||
|
|
// Add missing file extension for known image types:
|
||
|
|
if (strpos($name, '.') === false &&
|
||
|
|
preg_match('/^image\/(gif|jpe?g|png)/', $type, $matches)) {
|
||
|
|
$name .= '.'.$matches[1];
|
||
|
|
}
|
||
|
|
if ($this->options['correct_image_extensions']) {
|
||
|
|
switch ($this->imagetype($file_path)) {
|
||
|
|
case self::IMAGETYPE_JPEG:
|
||
|
|
$extensions = array('jpg', 'jpeg');
|
||
|
|
break;
|
||
|
|
case self::IMAGETYPE_PNG:
|
||
|
|
$extensions = array('png');
|
||
|
|
break;
|
||
|
|
case self::IMAGETYPE_GIF:
|
||
|
|
$extensions = array('gif');
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
// Adjust incorrect image file extensions:
|
||
|
|
if (!empty($extensions)) {
|
||
|
|
$parts = explode('.', $name);
|
||
|
|
$extIndex = count($parts) - 1;
|
||
|
|
$ext = strtolower(@$parts[$extIndex]);
|
||
|
|
if (!in_array($ext, $extensions)) {
|
||
|
|
$parts[$extIndex] = $extensions[0];
|
||
|
|
$name = implode('.', $parts);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $name;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function trim_file_name($file_path, $name, $size, $type, $error,
|
||
|
|
$index, $content_range) {
|
||
|
|
// Remove path information and dots around the filename, to prevent uploading
|
||
|
|
// into different directories or replacing hidden system files.
|
||
|
|
// Also remove control characters and spaces (\x00..\x20) around the filename:
|
||
|
|
$name = trim($this->basename(stripslashes($name)), ".\x00..\x20");
|
||
|
|
// Replace dots in filenames to avoid security issues with servers
|
||
|
|
// that interpret multiple file extensions, e.g. "example.php.png":
|
||
|
|
$replacement = $this->options['replace_dots_in_filenames'];
|
||
|
|
if (!empty($replacement)) {
|
||
|
|
$parts = explode('.', $name);
|
||
|
|
if (count($parts) > 2) {
|
||
|
|
$ext = array_pop($parts);
|
||
|
|
$name = implode($replacement, $parts).'.'.$ext;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// Use a timestamp for empty filenames:
|
||
|
|
if (!$name) {
|
||
|
|
$name = str_replace('.', '-', microtime(true));
|
||
|
|
}
|
||
|
|
return $name;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_file_name($file_path, $name, $size, $type, $error,
|
||
|
|
$index, $content_range) {
|
||
|
|
$name = $this->trim_file_name($file_path, $name, $size, $type, $error,
|
||
|
|
$index, $content_range);
|
||
|
|
return $this->get_unique_filename(
|
||
|
|
$file_path,
|
||
|
|
$this->fix_file_extension($file_path, $name, $size, $type, $error,
|
||
|
|
$index, $content_range),
|
||
|
|
$size,
|
||
|
|
$type,
|
||
|
|
$error,
|
||
|
|
$index,
|
||
|
|
$content_range
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_scaled_image_file_paths($file_name, $version) {
|
||
|
|
$file_path = $this->get_upload_path($file_name);
|
||
|
|
if (!empty($version)) {
|
||
|
|
$version_dir = $this->get_upload_path(null, $version);
|
||
|
|
if (!is_dir($version_dir)) {
|
||
|
|
mkdir($version_dir, $this->options['mkdir_mode'], true);
|
||
|
|
}
|
||
|
|
$new_file_path = $version_dir.'/'.$file_name;
|
||
|
|
} else {
|
||
|
|
$new_file_path = $file_path;
|
||
|
|
}
|
||
|
|
return array($file_path, $new_file_path);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function gd_get_image_object($file_path, $func, $no_cache = false) {
|
||
|
|
if (empty($this->image_objects[$file_path]) || $no_cache) {
|
||
|
|
$this->gd_destroy_image_object($file_path);
|
||
|
|
$this->image_objects[$file_path] = $func($file_path);
|
||
|
|
}
|
||
|
|
return $this->image_objects[$file_path];
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function gd_set_image_object($file_path, $image) {
|
||
|
|
$this->gd_destroy_image_object($file_path);
|
||
|
|
$this->image_objects[$file_path] = $image;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function gd_destroy_image_object($file_path) {
|
||
|
|
$image = (isset($this->image_objects[$file_path])) ? $this->image_objects[$file_path] : null ;
|
||
|
|
return $image && imagedestroy($image);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function gd_imageflip($image, $mode) {
|
||
|
|
if (function_exists('imageflip')) {
|
||
|
|
return imageflip($image, $mode);
|
||
|
|
}
|
||
|
|
$new_width = $src_width = imagesx($image);
|
||
|
|
$new_height = $src_height = imagesy($image);
|
||
|
|
$new_img = imagecreatetruecolor($new_width, $new_height);
|
||
|
|
$src_x = 0;
|
||
|
|
$src_y = 0;
|
||
|
|
switch ($mode) {
|
||
|
|
case '1': // flip on the horizontal axis
|
||
|
|
$src_y = $new_height - 1;
|
||
|
|
$src_height = -$new_height;
|
||
|
|
break;
|
||
|
|
case '2': // flip on the vertical axis
|
||
|
|
$src_x = $new_width - 1;
|
||
|
|
$src_width = -$new_width;
|
||
|
|
break;
|
||
|
|
case '3': // flip on both axes
|
||
|
|
$src_y = $new_height - 1;
|
||
|
|
$src_height = -$new_height;
|
||
|
|
$src_x = $new_width - 1;
|
||
|
|
$src_width = -$new_width;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return $image;
|
||
|
|
}
|
||
|
|
imagecopyresampled(
|
||
|
|
$new_img,
|
||
|
|
$image,
|
||
|
|
0,
|
||
|
|
0,
|
||
|
|
$src_x,
|
||
|
|
$src_y,
|
||
|
|
$new_width,
|
||
|
|
$new_height,
|
||
|
|
$src_width,
|
||
|
|
$src_height
|
||
|
|
);
|
||
|
|
return $new_img;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function gd_orient_image($file_path, $src_img) {
|
||
|
|
if (!function_exists('exif_read_data')) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$exif = @exif_read_data($file_path);
|
||
|
|
if ($exif === false) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$orientation = (int)@$exif['Orientation'];
|
||
|
|
if ($orientation < 2 || $orientation > 8) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
switch ($orientation) {
|
||
|
|
case 2:
|
||
|
|
$new_img = $this->gd_imageflip(
|
||
|
|
$src_img,
|
||
|
|
defined('IMG_FLIP_VERTICAL') ? IMG_FLIP_VERTICAL : 2
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
case 3:
|
||
|
|
$new_img = imagerotate($src_img, 180, 0);
|
||
|
|
break;
|
||
|
|
case 4:
|
||
|
|
$new_img = $this->gd_imageflip(
|
||
|
|
$src_img,
|
||
|
|
defined('IMG_FLIP_HORIZONTAL') ? IMG_FLIP_HORIZONTAL : 1
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
case 5:
|
||
|
|
$tmp_img = $this->gd_imageflip(
|
||
|
|
$src_img,
|
||
|
|
defined('IMG_FLIP_HORIZONTAL') ? IMG_FLIP_HORIZONTAL : 1
|
||
|
|
);
|
||
|
|
$new_img = imagerotate($tmp_img, 270, 0);
|
||
|
|
imagedestroy($tmp_img);
|
||
|
|
break;
|
||
|
|
case 6:
|
||
|
|
$new_img = imagerotate($src_img, 270, 0);
|
||
|
|
break;
|
||
|
|
case 7:
|
||
|
|
$tmp_img = $this->gd_imageflip(
|
||
|
|
$src_img,
|
||
|
|
defined('IMG_FLIP_VERTICAL') ? IMG_FLIP_VERTICAL : 2
|
||
|
|
);
|
||
|
|
$new_img = imagerotate($tmp_img, 270, 0);
|
||
|
|
imagedestroy($tmp_img);
|
||
|
|
break;
|
||
|
|
case 8:
|
||
|
|
$new_img = imagerotate($src_img, 90, 0);
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$this->gd_set_image_object($file_path, $new_img);
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function gd_create_scaled_image($file_name, $version, $options) {
|
||
|
|
if (!function_exists('imagecreatetruecolor')) {
|
||
|
|
error_log('Function not found: imagecreatetruecolor');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
list($file_path, $new_file_path) =
|
||
|
|
$this->get_scaled_image_file_paths($file_name, $version);
|
||
|
|
$type = strtolower(substr(strrchr($file_name, '.'), 1));
|
||
|
|
switch ($type) {
|
||
|
|
case 'jpg':
|
||
|
|
case 'jpeg':
|
||
|
|
$src_func = 'imagecreatefromjpeg';
|
||
|
|
$write_func = 'imagejpeg';
|
||
|
|
$image_quality = isset($options['jpeg_quality']) ?
|
||
|
|
$options['jpeg_quality'] : 75;
|
||
|
|
break;
|
||
|
|
case 'gif':
|
||
|
|
$src_func = 'imagecreatefromgif';
|
||
|
|
$write_func = 'imagegif';
|
||
|
|
$image_quality = null;
|
||
|
|
break;
|
||
|
|
case 'png':
|
||
|
|
$src_func = 'imagecreatefrompng';
|
||
|
|
$write_func = 'imagepng';
|
||
|
|
$image_quality = isset($options['png_quality']) ?
|
||
|
|
$options['png_quality'] : 9;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$src_img = $this->gd_get_image_object(
|
||
|
|
$file_path,
|
||
|
|
$src_func,
|
||
|
|
!empty($options['no_cache'])
|
||
|
|
);
|
||
|
|
$image_oriented = false;
|
||
|
|
if (!empty($options['auto_orient']) && $this->gd_orient_image(
|
||
|
|
$file_path,
|
||
|
|
$src_img
|
||
|
|
)) {
|
||
|
|
$image_oriented = true;
|
||
|
|
$src_img = $this->gd_get_image_object(
|
||
|
|
$file_path,
|
||
|
|
$src_func
|
||
|
|
);
|
||
|
|
}
|
||
|
|
$max_width = $img_width = imagesx($src_img);
|
||
|
|
$max_height = $img_height = imagesy($src_img);
|
||
|
|
if (!empty($options['max_width'])) {
|
||
|
|
$max_width = $options['max_width'];
|
||
|
|
}
|
||
|
|
if (!empty($options['max_height'])) {
|
||
|
|
$max_height = $options['max_height'];
|
||
|
|
}
|
||
|
|
$scale = min(
|
||
|
|
$max_width / $img_width,
|
||
|
|
$max_height / $img_height
|
||
|
|
);
|
||
|
|
if ($scale >= 1) {
|
||
|
|
if ($image_oriented) {
|
||
|
|
return $write_func($src_img, $new_file_path, $image_quality);
|
||
|
|
}
|
||
|
|
if ($file_path !== $new_file_path) {
|
||
|
|
return copy($file_path, $new_file_path);
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
if (empty($options['crop'])) {
|
||
|
|
$new_width = $img_width * $scale;
|
||
|
|
$new_height = $img_height * $scale;
|
||
|
|
$dst_x = 0;
|
||
|
|
$dst_y = 0;
|
||
|
|
$new_img = imagecreatetruecolor($new_width, $new_height);
|
||
|
|
} else {
|
||
|
|
if (($img_width / $img_height) >= ($max_width / $max_height)) {
|
||
|
|
$new_width = $img_width / ($img_height / $max_height);
|
||
|
|
$new_height = $max_height;
|
||
|
|
} else {
|
||
|
|
$new_width = $max_width;
|
||
|
|
$new_height = $img_height / ($img_width / $max_width);
|
||
|
|
}
|
||
|
|
$dst_x = 0 - ($new_width - $max_width) / 2;
|
||
|
|
$dst_y = 0 - ($new_height - $max_height) / 2;
|
||
|
|
$new_img = imagecreatetruecolor($max_width, $max_height);
|
||
|
|
}
|
||
|
|
// Handle transparency in GIF and PNG images:
|
||
|
|
switch ($type) {
|
||
|
|
case 'gif':
|
||
|
|
case 'png':
|
||
|
|
imagecolortransparent($new_img, imagecolorallocate($new_img, 0, 0, 0));
|
||
|
|
case 'png':
|
||
|
|
imagealphablending($new_img, false);
|
||
|
|
imagesavealpha($new_img, true);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
$success = imagecopyresampled(
|
||
|
|
$new_img,
|
||
|
|
$src_img,
|
||
|
|
$dst_x,
|
||
|
|
$dst_y,
|
||
|
|
0,
|
||
|
|
0,
|
||
|
|
$new_width,
|
||
|
|
$new_height,
|
||
|
|
$img_width,
|
||
|
|
$img_height
|
||
|
|
) && $write_func($new_img, $new_file_path, $image_quality);
|
||
|
|
$this->gd_set_image_object($file_path, $new_img);
|
||
|
|
return $success;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function imagick_get_image_object($file_path, $no_cache = false) {
|
||
|
|
if (empty($this->image_objects[$file_path]) || $no_cache) {
|
||
|
|
$this->imagick_destroy_image_object($file_path);
|
||
|
|
$image = new \Imagick();
|
||
|
|
if (!empty($this->options['imagick_resource_limits'])) {
|
||
|
|
foreach ($this->options['imagick_resource_limits'] as $type => $limit) {
|
||
|
|
$image->setResourceLimit($type, $limit);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$image->readImage($file_path);
|
||
|
|
$this->image_objects[$file_path] = $image;
|
||
|
|
}
|
||
|
|
return $this->image_objects[$file_path];
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function imagick_set_image_object($file_path, $image) {
|
||
|
|
$this->imagick_destroy_image_object($file_path);
|
||
|
|
$this->image_objects[$file_path] = $image;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function imagick_destroy_image_object($file_path) {
|
||
|
|
$image = (isset($this->image_objects[$file_path])) ? $this->image_objects[$file_path] : null ;
|
||
|
|
return $image && $image->destroy();
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function imagick_orient_image($image) {
|
||
|
|
$orientation = $image->getImageOrientation();
|
||
|
|
$background = new \ImagickPixel('none');
|
||
|
|
switch ($orientation) {
|
||
|
|
case \imagick::ORIENTATION_TOPRIGHT: // 2
|
||
|
|
$image->flopImage(); // horizontal flop around y-axis
|
||
|
|
break;
|
||
|
|
case \imagick::ORIENTATION_BOTTOMRIGHT: // 3
|
||
|
|
$image->rotateImage($background, 180);
|
||
|
|
break;
|
||
|
|
case \imagick::ORIENTATION_BOTTOMLEFT: // 4
|
||
|
|
$image->flipImage(); // vertical flip around x-axis
|
||
|
|
break;
|
||
|
|
case \imagick::ORIENTATION_LEFTTOP: // 5
|
||
|
|
$image->flopImage(); // horizontal flop around y-axis
|
||
|
|
$image->rotateImage($background, 270);
|
||
|
|
break;
|
||
|
|
case \imagick::ORIENTATION_RIGHTTOP: // 6
|
||
|
|
$image->rotateImage($background, 90);
|
||
|
|
break;
|
||
|
|
case \imagick::ORIENTATION_RIGHTBOTTOM: // 7
|
||
|
|
$image->flipImage(); // vertical flip around x-axis
|
||
|
|
$image->rotateImage($background, 270);
|
||
|
|
break;
|
||
|
|
case \imagick::ORIENTATION_LEFTBOTTOM: // 8
|
||
|
|
$image->rotateImage($background, 270);
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$image->setImageOrientation(\imagick::ORIENTATION_TOPLEFT); // 1
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function imagick_create_scaled_image($file_name, $version, $options) {
|
||
|
|
list($file_path, $new_file_path) =
|
||
|
|
$this->get_scaled_image_file_paths($file_name, $version);
|
||
|
|
$image = $this->imagick_get_image_object(
|
||
|
|
$file_path,
|
||
|
|
!empty($options['crop']) || !empty($options['no_cache'])
|
||
|
|
);
|
||
|
|
if ($image->getImageFormat() === 'GIF') {
|
||
|
|
// Handle animated GIFs:
|
||
|
|
$images = $image->coalesceImages();
|
||
|
|
foreach ($images as $frame) {
|
||
|
|
$image = $frame;
|
||
|
|
$this->imagick_set_image_object($file_name, $image);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$image_oriented = false;
|
||
|
|
if (!empty($options['auto_orient'])) {
|
||
|
|
$image_oriented = $this->imagick_orient_image($image);
|
||
|
|
}
|
||
|
|
|
||
|
|
$image_resize = false;
|
||
|
|
$new_width = $max_width = $img_width = $image->getImageWidth();
|
||
|
|
$new_height = $max_height = $img_height = $image->getImageHeight();
|
||
|
|
|
||
|
|
// use isset(). User might be setting max_width = 0 (auto in regular resizing). Value 0 would be considered empty when you use empty()
|
||
|
|
if (isset($options['max_width'])) {
|
||
|
|
$image_resize = true;
|
||
|
|
$new_width = $max_width = $options['max_width'];
|
||
|
|
}
|
||
|
|
if (isset($options['max_height'])) {
|
||
|
|
$image_resize = true;
|
||
|
|
$new_height = $max_height = $options['max_height'];
|
||
|
|
}
|
||
|
|
|
||
|
|
$image_strip = (isset($options['strip']) ? $options['strip'] : false);
|
||
|
|
|
||
|
|
if ( !$image_oriented && ($max_width >= $img_width) && ($max_height >= $img_height) && !$image_strip && empty($options["jpeg_quality"]) ) {
|
||
|
|
if ($file_path !== $new_file_path) {
|
||
|
|
return copy($file_path, $new_file_path);
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
$crop = (isset($options['crop']) ? $options['crop'] : false);
|
||
|
|
|
||
|
|
if ($crop) {
|
||
|
|
$x = 0;
|
||
|
|
$y = 0;
|
||
|
|
if (($img_width / $img_height) >= ($max_width / $max_height)) {
|
||
|
|
$new_width = 0; // Enables proportional scaling based on max_height
|
||
|
|
$x = ($img_width / ($img_height / $max_height) - $max_width) / 2;
|
||
|
|
} else {
|
||
|
|
$new_height = 0; // Enables proportional scaling based on max_width
|
||
|
|
$y = ($img_height / ($img_width / $max_width) - $max_height) / 2;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$success = $image->resizeImage(
|
||
|
|
$new_width,
|
||
|
|
$new_height,
|
||
|
|
isset($options['filter']) ? $options['filter'] : \imagick::FILTER_LANCZOS,
|
||
|
|
isset($options['blur']) ? $options['blur'] : 1,
|
||
|
|
$new_width && $new_height // fit image into constraints if not to be cropped
|
||
|
|
);
|
||
|
|
if ($success && $crop) {
|
||
|
|
$success = $image->cropImage(
|
||
|
|
$max_width,
|
||
|
|
$max_height,
|
||
|
|
$x,
|
||
|
|
$y
|
||
|
|
);
|
||
|
|
if ($success) {
|
||
|
|
$success = $image->setImagePage($max_width, $max_height, 0, 0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$type = strtolower(substr(strrchr($file_name, '.'), 1));
|
||
|
|
switch ($type) {
|
||
|
|
case 'jpg':
|
||
|
|
case 'jpeg':
|
||
|
|
if (!empty($options['jpeg_quality'])) {
|
||
|
|
$image->setImageCompression(\imagick::COMPRESSION_JPEG);
|
||
|
|
$image->setImageCompressionQuality($options['jpeg_quality']);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
if ( $image_strip ) {
|
||
|
|
$image->stripImage();
|
||
|
|
}
|
||
|
|
return $success && $image->writeImage($new_file_path);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function imagemagick_create_scaled_image($file_name, $version, $options) {
|
||
|
|
list($file_path, $new_file_path) =
|
||
|
|
$this->get_scaled_image_file_paths($file_name, $version);
|
||
|
|
$resize = @$options['max_width']
|
||
|
|
.(empty($options['max_height']) ? '' : 'X'.$options['max_height']);
|
||
|
|
if (!$resize && empty($options['auto_orient'])) {
|
||
|
|
if ($file_path !== $new_file_path) {
|
||
|
|
return copy($file_path, $new_file_path);
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
$cmd = $this->options['convert_bin'];
|
||
|
|
if (!empty($this->options['convert_params'])) {
|
||
|
|
$cmd .= ' '.$this->options['convert_params'];
|
||
|
|
}
|
||
|
|
$cmd .= ' '.escapeshellarg($file_path);
|
||
|
|
if (!empty($options['auto_orient'])) {
|
||
|
|
$cmd .= ' -auto-orient';
|
||
|
|
}
|
||
|
|
if ($resize) {
|
||
|
|
// Handle animated GIFs:
|
||
|
|
$cmd .= ' -coalesce';
|
||
|
|
if (empty($options['crop'])) {
|
||
|
|
$cmd .= ' -resize '.escapeshellarg($resize.'>');
|
||
|
|
} else {
|
||
|
|
$cmd .= ' -resize '.escapeshellarg($resize.'^');
|
||
|
|
$cmd .= ' -gravity center';
|
||
|
|
$cmd .= ' -crop '.escapeshellarg($resize.'+0+0');
|
||
|
|
}
|
||
|
|
// Make sure the page dimensions are correct (fixes offsets of animated GIFs):
|
||
|
|
$cmd .= ' +repage';
|
||
|
|
}
|
||
|
|
if (!empty($options['convert_params'])) {
|
||
|
|
$cmd .= ' '.$options['convert_params'];
|
||
|
|
}
|
||
|
|
$cmd .= ' '.escapeshellarg($new_file_path);
|
||
|
|
exec($cmd, $output, $error);
|
||
|
|
if ($error) {
|
||
|
|
error_log(implode('\n', $output));
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_image_size($file_path) {
|
||
|
|
if ($this->options['image_library']) {
|
||
|
|
if (extension_loaded('imagick')) {
|
||
|
|
$image = new \Imagick();
|
||
|
|
try {
|
||
|
|
if (@$image->pingImage($file_path)) {
|
||
|
|
$dimensions = array($image->getImageWidth(), $image->getImageHeight());
|
||
|
|
$image->destroy();
|
||
|
|
return $dimensions;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
} catch (\Exception $e) {
|
||
|
|
error_log($e->getMessage());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if ($this->options['image_library'] === 2) {
|
||
|
|
$cmd = $this->options['identify_bin'];
|
||
|
|
$cmd .= ' -ping '.escapeshellarg($file_path);
|
||
|
|
exec($cmd, $output, $error);
|
||
|
|
if (!$error && !empty($output)) {
|
||
|
|
// image.jpg JPEG 1920x1080 1920x1080+0+0 8-bit sRGB 465KB 0.000u 0:00.000
|
||
|
|
$infos = preg_split('/\s+/', substr($output[0], strlen($file_path)));
|
||
|
|
$dimensions = preg_split('/x/', $infos[2]);
|
||
|
|
return $dimensions;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!function_exists('getimagesize')) {
|
||
|
|
error_log('Function not found: getimagesize');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
return @getimagesize($file_path);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function create_scaled_image($file_name, $version, $options) {
|
||
|
|
try {
|
||
|
|
if ($this->options['image_library'] === 2) {
|
||
|
|
return $this->imagemagick_create_scaled_image($file_name, $version, $options);
|
||
|
|
}
|
||
|
|
if ($this->options['image_library'] && extension_loaded('imagick')) {
|
||
|
|
return $this->imagick_create_scaled_image($file_name, $version, $options);
|
||
|
|
}
|
||
|
|
return $this->gd_create_scaled_image($file_name, $version, $options);
|
||
|
|
} catch (\Exception $e) {
|
||
|
|
error_log($e->getMessage());
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function destroy_image_object($file_path) {
|
||
|
|
if ($this->options['image_library'] && extension_loaded('imagick')) {
|
||
|
|
return $this->imagick_destroy_image_object($file_path);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function imagetype($file_path) {
|
||
|
|
$fp = fopen($file_path, 'r');
|
||
|
|
$data = fread($fp, 4);
|
||
|
|
fclose($fp);
|
||
|
|
// GIF: 47 49 46 38
|
||
|
|
if ($data === 'GIF8') {
|
||
|
|
return self::IMAGETYPE_GIF;
|
||
|
|
}
|
||
|
|
// JPG: FF D8 FF
|
||
|
|
if (bin2hex(substr($data, 0, 3)) === 'ffd8ff') {
|
||
|
|
return self::IMAGETYPE_JPEG;
|
||
|
|
}
|
||
|
|
// PNG: 89 50 4E 47
|
||
|
|
if (bin2hex(@$data[0]).substr($data, 1, 4) === '89PNG') {
|
||
|
|
return self::IMAGETYPE_PNG;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function is_valid_image_file($file_path) {
|
||
|
|
if (!preg_match('/\.(gif|jpe?g|png)$/i', $file_path)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
return !!$this->imagetype($file_path);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function handle_image_file($file_path, $file) {
|
||
|
|
$failed_versions = array();
|
||
|
|
foreach ($this->options['image_versions'] as $version => $options) {
|
||
|
|
if ($this->create_scaled_image($file->name, $version, $options)) {
|
||
|
|
if (!empty($version)) {
|
||
|
|
$file->{$version.'Url'} = $this->get_download_url(
|
||
|
|
$file->name,
|
||
|
|
$version
|
||
|
|
);
|
||
|
|
} else {
|
||
|
|
$file->size = $this->get_file_size($file_path, true);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$failed_versions[] = $version ? $version : 'original';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (count($failed_versions)) {
|
||
|
|
$file->error = $this->get_error_message('image_resize')
|
||
|
|
.' ('.implode($failed_versions, ', ').')';
|
||
|
|
}
|
||
|
|
// Free memory:
|
||
|
|
$this->destroy_image_object($file_path);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function handle_file_upload($uploaded_file, $name, $size, $type, $error,
|
||
|
|
$index = null, $content_range = null) {
|
||
|
|
$file = new \stdClass();
|
||
|
|
$file->name = $this->get_file_name($uploaded_file, $name, $size, $type, $error,
|
||
|
|
$index, $content_range);
|
||
|
|
$file->size = $this->fix_integer_overflow((int)$size);
|
||
|
|
$file->type = $type;
|
||
|
|
if ($this->validate($uploaded_file, $file, $error, $index)) {
|
||
|
|
$this->handle_form_data($file, $index);
|
||
|
|
$upload_dir = $this->get_upload_path();
|
||
|
|
if (!is_dir($upload_dir)) {
|
||
|
|
mkdir($upload_dir, $this->options['mkdir_mode'], true);
|
||
|
|
}
|
||
|
|
$file_path = $this->get_upload_path($file->name);
|
||
|
|
$append_file = $content_range && is_file($file_path) &&
|
||
|
|
$file->size > $this->get_file_size($file_path);
|
||
|
|
if ($uploaded_file && is_uploaded_file($uploaded_file)) {
|
||
|
|
// multipart/formdata uploads (POST method uploads)
|
||
|
|
if ($append_file) {
|
||
|
|
file_put_contents(
|
||
|
|
$file_path,
|
||
|
|
fopen($uploaded_file, 'r'),
|
||
|
|
FILE_APPEND
|
||
|
|
);
|
||
|
|
} else {
|
||
|
|
move_uploaded_file($uploaded_file, $file_path);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// Non-multipart uploads (PUT method support)
|
||
|
|
file_put_contents(
|
||
|
|
$file_path,
|
||
|
|
fopen($this->options['input_stream'], 'r'),
|
||
|
|
$append_file ? FILE_APPEND : 0
|
||
|
|
);
|
||
|
|
}
|
||
|
|
$file_size = $this->get_file_size($file_path, $append_file);
|
||
|
|
if ($file_size === $file->size) {
|
||
|
|
$file->url = $this->get_download_url($file->name);
|
||
|
|
if ($this->is_valid_image_file($file_path)) {
|
||
|
|
$this->handle_image_file($file_path, $file);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$file->size = $file_size;
|
||
|
|
if (!$content_range && $this->options['discard_aborted_uploads']) {
|
||
|
|
unlink($file_path);
|
||
|
|
$file->error = $this->get_error_message('abort');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$this->set_additional_file_properties($file);
|
||
|
|
}
|
||
|
|
return $file;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function readfile($file_path) {
|
||
|
|
$file_size = $this->get_file_size($file_path);
|
||
|
|
$chunk_size = $this->options['readfile_chunk_size'];
|
||
|
|
if ($chunk_size && $file_size > $chunk_size) {
|
||
|
|
$handle = fopen($file_path, 'rb');
|
||
|
|
while (!feof($handle)) {
|
||
|
|
echo fread($handle, $chunk_size);
|
||
|
|
@ob_flush();
|
||
|
|
@flush();
|
||
|
|
}
|
||
|
|
fclose($handle);
|
||
|
|
return $file_size;
|
||
|
|
}
|
||
|
|
return readfile($file_path);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function body($str) {
|
||
|
|
echo $str;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function header($str) {
|
||
|
|
header($str);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_upload_data($id) {
|
||
|
|
return @$_FILES[$id];
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_post_param($id) {
|
||
|
|
return @$_POST[$id];
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_query_param($id) {
|
||
|
|
return @$_GET[$id];
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_server_var($id) {
|
||
|
|
return @$_SERVER[$id];
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function handle_form_data($file, $index) {
|
||
|
|
// Handle form data, e.g. $_POST['description'][$index]
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_version_param() {
|
||
|
|
return $this->basename(stripslashes($this->get_query_param('version')));
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_singular_param_name() {
|
||
|
|
return substr($this->options['param_name'], 0, -1);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_file_name_param() {
|
||
|
|
$name = $this->get_singular_param_name();
|
||
|
|
return $this->basename(stripslashes($this->get_query_param($name)));
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_file_names_params() {
|
||
|
|
$params = $this->get_query_param($this->options['param_name']);
|
||
|
|
if (!$params) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
foreach ($params as $key => $value) {
|
||
|
|
$params[$key] = $this->basename(stripslashes($value));
|
||
|
|
}
|
||
|
|
return $params;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function get_file_type($file_path) {
|
||
|
|
switch (strtolower(pathinfo($file_path, PATHINFO_EXTENSION))) {
|
||
|
|
case 'jpeg':
|
||
|
|
case 'jpg':
|
||
|
|
return 'image/jpeg';
|
||
|
|
case 'png':
|
||
|
|
return 'image/png';
|
||
|
|
case 'gif':
|
||
|
|
return 'image/gif';
|
||
|
|
default:
|
||
|
|
return '';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function download() {
|
||
|
|
switch ($this->options['download_via_php']) {
|
||
|
|
case 1:
|
||
|
|
$redirect_header = null;
|
||
|
|
break;
|
||
|
|
case 2:
|
||
|
|
$redirect_header = 'X-Sendfile';
|
||
|
|
break;
|
||
|
|
case 3:
|
||
|
|
$redirect_header = 'X-Accel-Redirect';
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return $this->header('HTTP/1.1 403 Forbidden');
|
||
|
|
}
|
||
|
|
$file_name = $this->get_file_name_param();
|
||
|
|
if (!$this->is_valid_file_object($file_name)) {
|
||
|
|
return $this->header('HTTP/1.1 404 Not Found');
|
||
|
|
}
|
||
|
|
if ($redirect_header) {
|
||
|
|
return $this->header(
|
||
|
|
$redirect_header.': '.$this->get_download_url(
|
||
|
|
$file_name,
|
||
|
|
$this->get_version_param(),
|
||
|
|
true
|
||
|
|
)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
$file_path = $this->get_upload_path($file_name, $this->get_version_param());
|
||
|
|
// Prevent browsers from MIME-sniffing the content-type:
|
||
|
|
$this->header('X-Content-Type-Options: nosniff');
|
||
|
|
if (!preg_match($this->options['inline_file_types'], $file_name)) {
|
||
|
|
$this->header('Content-Type: application/octet-stream');
|
||
|
|
$this->header('Content-Disposition: attachment; filename="'.$file_name.'"');
|
||
|
|
} else {
|
||
|
|
$this->header('Content-Type: '.$this->get_file_type($file_path));
|
||
|
|
$this->header('Content-Disposition: inline; filename="'.$file_name.'"');
|
||
|
|
}
|
||
|
|
$this->header('Content-Length: '.$this->get_file_size($file_path));
|
||
|
|
$this->header('Last-Modified: '.gmdate('D, d M Y H:i:s T', filemtime($file_path)));
|
||
|
|
$this->readfile($file_path);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function send_content_type_header() {
|
||
|
|
$this->header('Vary: Accept');
|
||
|
|
if (strpos($this->get_server_var('HTTP_ACCEPT'), 'application/json') !== false) {
|
||
|
|
$this->header('Content-type: application/json');
|
||
|
|
} else {
|
||
|
|
$this->header('Content-type: text/plain');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function send_access_control_headers() {
|
||
|
|
$this->header('Access-Control-Allow-Origin: '.$this->options['access_control_allow_origin']);
|
||
|
|
$this->header('Access-Control-Allow-Credentials: '
|
||
|
|
.($this->options['access_control_allow_credentials'] ? 'true' : 'false'));
|
||
|
|
$this->header('Access-Control-Allow-Methods: '
|
||
|
|
.implode(', ', $this->options['access_control_allow_methods']));
|
||
|
|
$this->header('Access-Control-Allow-Headers: '
|
||
|
|
.implode(', ', $this->options['access_control_allow_headers']));
|
||
|
|
}
|
||
|
|
|
||
|
|
public function generate_response($content, $print_response = true) {
|
||
|
|
$this->response = $content;
|
||
|
|
if ($print_response) {
|
||
|
|
$json = json_encode($content);
|
||
|
|
$redirect = stripslashes($this->get_post_param('redirect'));
|
||
|
|
if ($redirect && preg_match($this->options['redirect_allow_target'], $redirect)) {
|
||
|
|
$this->header('Location: '.sprintf($redirect, rawurlencode($json)));
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
$this->head();
|
||
|
|
if ($this->get_server_var('HTTP_CONTENT_RANGE')) {
|
||
|
|
$files = isset($content[$this->options['param_name']]) ?
|
||
|
|
$content[$this->options['param_name']] : null;
|
||
|
|
if ($files && is_array($files) && is_object($files[0]) && $files[0]->size) {
|
||
|
|
$this->header('Range: 0-'.(
|
||
|
|
$this->fix_integer_overflow((int)$files[0]->size) - 1
|
||
|
|
));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$this->body($json);
|
||
|
|
}
|
||
|
|
return $content;
|
||
|
|
}
|
||
|
|
|
||
|
|
public function get_response () {
|
||
|
|
return $this->response;
|
||
|
|
}
|
||
|
|
|
||
|
|
public function head() {
|
||
|
|
$this->header('Pragma: no-cache');
|
||
|
|
$this->header('Cache-Control: no-store, no-cache, must-revalidate');
|
||
|
|
$this->header('Content-Disposition: inline; filename="files.json"');
|
||
|
|
// Prevent Internet Explorer from MIME-sniffing the content-type:
|
||
|
|
$this->header('X-Content-Type-Options: nosniff');
|
||
|
|
if ($this->options['access_control_allow_origin']) {
|
||
|
|
$this->send_access_control_headers();
|
||
|
|
}
|
||
|
|
$this->send_content_type_header();
|
||
|
|
}
|
||
|
|
|
||
|
|
public function get($print_response = true) {
|
||
|
|
if ($print_response && $this->get_query_param('download')) {
|
||
|
|
return $this->download();
|
||
|
|
}
|
||
|
|
$file_name = $this->get_file_name_param();
|
||
|
|
if ($file_name) {
|
||
|
|
$response = array(
|
||
|
|
$this->get_singular_param_name() => $this->get_file_object($file_name)
|
||
|
|
);
|
||
|
|
} else {
|
||
|
|
$response = array(
|
||
|
|
$this->options['param_name'] => $this->get_file_objects()
|
||
|
|
);
|
||
|
|
}
|
||
|
|
return $this->generate_response($response, $print_response);
|
||
|
|
}
|
||
|
|
|
||
|
|
public function post($print_response = true) {
|
||
|
|
if ($this->get_query_param('_method') === 'DELETE') {
|
||
|
|
return $this->delete($print_response);
|
||
|
|
}
|
||
|
|
$upload = $this->get_upload_data($this->options['param_name']);
|
||
|
|
// Parse the Content-Disposition header, if available:
|
||
|
|
$content_disposition_header = $this->get_server_var('HTTP_CONTENT_DISPOSITION');
|
||
|
|
$file_name = $content_disposition_header ?
|
||
|
|
rawurldecode(preg_replace(
|
||
|
|
'/(^[^"]+")|("$)/',
|
||
|
|
'',
|
||
|
|
$content_disposition_header
|
||
|
|
)) : null;
|
||
|
|
// Parse the Content-Range header, which has the following form:
|
||
|
|
// Content-Range: bytes 0-524287/2000000
|
||
|
|
$content_range_header = $this->get_server_var('HTTP_CONTENT_RANGE');
|
||
|
|
$content_range = $content_range_header ?
|
||
|
|
preg_split('/[^0-9]+/', $content_range_header) : null;
|
||
|
|
$size = $content_range ? $content_range[3] : null;
|
||
|
|
$files = array();
|
||
|
|
if ($upload) {
|
||
|
|
if (is_array($upload['tmp_name'])) {
|
||
|
|
// param_name is an array identifier like "files[]",
|
||
|
|
// $upload is a multi-dimensional array:
|
||
|
|
foreach ($upload['tmp_name'] as $index => $value) {
|
||
|
|
$files[] = $this->handle_file_upload(
|
||
|
|
$upload['tmp_name'][$index],
|
||
|
|
$file_name ? $file_name : $upload['name'][$index],
|
||
|
|
$size ? $size : $upload['size'][$index],
|
||
|
|
$upload['type'][$index],
|
||
|
|
isset($upload['error']) ? $upload['error'][$index] : null,
|
||
|
|
$index,
|
||
|
|
$content_range
|
||
|
|
);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// param_name is a single object identifier like "file",
|
||
|
|
// $upload is a one-dimensional array:
|
||
|
|
$files[] = $this->handle_file_upload(
|
||
|
|
isset($upload['tmp_name']) ? $upload['tmp_name'] : null,
|
||
|
|
$file_name ? $file_name : (isset($upload['name']) ?
|
||
|
|
$upload['name'] : null),
|
||
|
|
$size ? $size : (isset($upload['size']) ?
|
||
|
|
$upload['size'] : $this->get_server_var('CONTENT_LENGTH')),
|
||
|
|
isset($upload['type']) ?
|
||
|
|
$upload['type'] : $this->get_server_var('CONTENT_TYPE'),
|
||
|
|
isset($upload['error']) ? $upload['error'] : null,
|
||
|
|
null,
|
||
|
|
$content_range
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$response = array($this->options['param_name'] => $files);
|
||
|
|
$name = $file_name ? $file_name : $upload['name'][0];
|
||
|
|
$res = $this->generate_response($response, $print_response);
|
||
|
|
if(is_file($this->get_upload_path($name))){
|
||
|
|
$uploaded_bytes = $this->fix_integer_overflow((int)$content_range[1]);
|
||
|
|
$totalSize = $this->get_file_size($this->get_upload_path($name));
|
||
|
|
if ($totalSize - $uploaded_bytes - $this->options['readfile_chunk_size'] < 0) {
|
||
|
|
$this->onUploadEnd($res);
|
||
|
|
}else{
|
||
|
|
$this->head();
|
||
|
|
$this->body(json_encode($res));
|
||
|
|
}
|
||
|
|
}else{
|
||
|
|
$this->head();
|
||
|
|
$this->body(json_encode($res));
|
||
|
|
}
|
||
|
|
return $res;
|
||
|
|
}
|
||
|
|
|
||
|
|
public function onUploadEnd ($res){
|
||
|
|
$targetPath = $this->options['storeFolder'];
|
||
|
|
$targetPathThumb = $this->options['storeFolderThumb'];
|
||
|
|
|
||
|
|
if(!$this->options['ftp']){
|
||
|
|
$targetFile = $targetPath. $res['files'][0]->name;
|
||
|
|
$targetFileThumb = $targetPathThumb. $res['files'][0]->name;
|
||
|
|
if (!is_dir($targetPathThumb)) {
|
||
|
|
mkdir($targetPathThumb, $this->options['mkdir_mode'], true);
|
||
|
|
}
|
||
|
|
if(is_file($targetFile)) {
|
||
|
|
chmod($targetFile, $this->options['config']['filePermission']);
|
||
|
|
}elseif(is_dir($targetFile)){
|
||
|
|
chmod($targetFile, $this->options['config']['folderPermission']);
|
||
|
|
}
|
||
|
|
}else{
|
||
|
|
$targetFile = $this->options['config']['ftp_temp_folder'].$res['files'][0]->name;
|
||
|
|
$targetFileThumb = $this->options['config']['ftp_temp_folder']."thumbs/". $res['files'][0]->name;
|
||
|
|
}
|
||
|
|
|
||
|
|
//check if image (and supported)
|
||
|
|
$is_img = FALSE;
|
||
|
|
if ($this->is_valid_image_file($targetFile)){
|
||
|
|
$is_img = TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($is_img)
|
||
|
|
{
|
||
|
|
if(isset($this->options['config']['image_watermark']) && $this->options['config']['image_watermark']){
|
||
|
|
require_once('include/php_image_magician.php');
|
||
|
|
|
||
|
|
$magicianObj = new imageLib($targetFile);
|
||
|
|
$magicianObj -> addWatermark($this->options['config']['image_watermark'], $this->options['config']['image_watermark_position'], $this->options['config']['image_watermark_padding']);
|
||
|
|
|
||
|
|
$magicianObj -> saveImage($targetFile);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
$thumbResult = create_img($targetFile, $targetFileThumb, $this->options['config']['fixed_image_creation_width'], $this->options['config']['fixed_image_creation_height']);
|
||
|
|
|
||
|
|
if ( $thumbResult!==true)
|
||
|
|
{
|
||
|
|
if($thumbResult === false){
|
||
|
|
$res['files'][0]->error = trans("Not enough Memory");
|
||
|
|
}else{
|
||
|
|
$res['files'][0]->error = $thumbResult;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if( !$this->options['ftp'] && ! new_thumbnails_creation($targetPath,$targetFile,$_FILES['files']['name'][0],$this->options['config']['current_path'],$this->options['config']))
|
||
|
|
{
|
||
|
|
$res['files'][0]->error = trans("Not enough Memory");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$imginfo = getimagesize($targetFile);
|
||
|
|
$srcWidth = $imginfo[0];
|
||
|
|
$srcHeight = $imginfo[1];
|
||
|
|
|
||
|
|
// resize images if set
|
||
|
|
if ($this->options['config']['image_resizing'])
|
||
|
|
{
|
||
|
|
if ($this->options['config']['image_resizing_width'] == 0) // if width not set
|
||
|
|
{
|
||
|
|
if ($this->options['config']['image_resizing_height'] == 0)
|
||
|
|
{
|
||
|
|
$this->options['config']['image_resizing_width'] = $srcWidth;
|
||
|
|
$this->options['config']['image_resizing_height'] = $srcHeight;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$this->options['config']['image_resizing_width'] = $this->options['config']['image_resizing_height']*$srcWidth/$srcHeight;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
elseif ($this->options['config']['image_resizing_height'] == 0) // if height not set
|
||
|
|
{
|
||
|
|
$this->options['config']['image_resizing_height'] = $this->options['config']['image_resizing_width']*$srcHeight/$srcWidth;
|
||
|
|
}
|
||
|
|
|
||
|
|
// new dims and create
|
||
|
|
$srcWidth = $this->options['config']['image_resizing_width'];
|
||
|
|
$srcHeight = $this->options['config']['image_resizing_height'];
|
||
|
|
create_img($targetFile, $targetFile, $this->options['config']['image_resizing_width'], $this->options['config']['image_resizing_height'], $this->options['config']['image_resizing_mode']);
|
||
|
|
}
|
||
|
|
|
||
|
|
//max resizing limit control
|
||
|
|
$resize = FALSE;
|
||
|
|
if ($this->options['config']['image_max_width'] != 0 && $srcWidth > $this->options['config']['image_max_width'] && $this->options['config']['image_resizing_override'] === FALSE)
|
||
|
|
{
|
||
|
|
$resize = TRUE;
|
||
|
|
$srcWidth = $this->options['config']['image_max_width'];
|
||
|
|
|
||
|
|
if ($this->options['config']['image_max_height'] == 0) $srcHeight = $this->options['config']['image_max_width']*$srcHeight/$srcWidth;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($this->options['config']['image_max_height'] != 0 && $srcHeight > $this->options['config']['image_max_height'] && $this->options['config']['image_resizing_override'] === FALSE){
|
||
|
|
$resize = TRUE;
|
||
|
|
$srcHeight = $this->options['config']['image_max_height'];
|
||
|
|
|
||
|
|
if ($this->options['config']['image_max_width'] == 0) $srcWidth = $this->options['config']['image_max_height']*$srcWidth/$srcHeight;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($resize){ create_img($targetFile, $targetFile, $srcWidth, $srcHeight, $this->options['config']['image_max_mode']); }
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if($this->options['ftp']){
|
||
|
|
|
||
|
|
$this->options['ftp']->put($targetPath. $res['files'][0]->name, $targetFile, FTP_BINARY);
|
||
|
|
unlink($targetFile);
|
||
|
|
if ($is_img)
|
||
|
|
{
|
||
|
|
$this->options['ftp']->put($targetPathThumb. $res['files'][0]->name, $targetFileThumb, FTP_BINARY);
|
||
|
|
unlink($targetFileThumb);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$this->head();
|
||
|
|
$this->body(json_encode($res));
|
||
|
|
}
|
||
|
|
|
||
|
|
public function delete($print_response = true) {
|
||
|
|
$file_names = $this->get_file_names_params();
|
||
|
|
if (empty($file_names)) {
|
||
|
|
$file_names = array($this->get_file_name_param());
|
||
|
|
}
|
||
|
|
$response = array();
|
||
|
|
foreach ($file_names as $file_name) {
|
||
|
|
$file_path = $this->get_upload_path($file_name);
|
||
|
|
$success = is_file($file_path) && $file_name[0] !== '.' && unlink($file_path);
|
||
|
|
if ($success) {
|
||
|
|
foreach ($this->options['image_versions'] as $version => $options) {
|
||
|
|
if (!empty($version)) {
|
||
|
|
$file = $this->get_upload_path($file_name, $version);
|
||
|
|
if (is_file($file)) {
|
||
|
|
unlink($file);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$response[$file_name] = $success;
|
||
|
|
}
|
||
|
|
return $this->generate_response($response, $print_response);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected function basename($filepath, $suffix = null) {
|
||
|
|
$splited = preg_split('/\//', rtrim ($filepath, '/ '));
|
||
|
|
return substr(basename('X'.$splited[count($splited)-1], $suffix), 1);
|
||
|
|
}
|
||
|
|
}
|