201 lines
5.9 KiB
PHP
201 lines
5.9 KiB
PHP
<?php
|
|
/**
|
|
* This file is part of Avatar Privacy.
|
|
*
|
|
* Copyright 2018-2023 Peter Putzer.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
* ***
|
|
*
|
|
* @package mundschenk-at/avatar-privacy
|
|
* @license http://www.gnu.org/licenses/gpl-2.0.html
|
|
*/
|
|
|
|
namespace Avatar_Privacy\Avatar_Handlers;
|
|
|
|
use Avatar_Privacy\Avatar_Handlers\Avatar_Handler;
|
|
use Avatar_Privacy\Avatar_Handlers\Default_Icons\Icon_Provider; // phpcs:ignore ImportDetection.Imports.RequireImports.Import -- needed for PHPDoc
|
|
use Avatar_Privacy\Tools\Network\Remote_Image_Service;
|
|
|
|
/**
|
|
* Handles image caching for default icons.
|
|
*
|
|
* @since 2.0.0
|
|
*
|
|
* @author Peter Putzer <github@mundschenk.at>
|
|
*
|
|
* @phpstan-type AvatarArguments array{
|
|
* type?: string,
|
|
* force?: bool,
|
|
* }
|
|
*/
|
|
class Default_Icons_Handler implements Avatar_Handler {
|
|
|
|
/**
|
|
* A list of icon providers.
|
|
*
|
|
* @var Icon_Provider[]
|
|
*/
|
|
private array $icon_providers = [];
|
|
|
|
/**
|
|
* The mapping of icon types to providers.
|
|
*
|
|
* @var Icon_Provider[]
|
|
*/
|
|
private array $icon_provider_mapping = [];
|
|
|
|
/**
|
|
* The remote images handler.
|
|
*
|
|
* @var Remote_Image_Service
|
|
*/
|
|
private Remote_Image_Service $remote_images;
|
|
|
|
/**
|
|
* Creates a new instance.
|
|
*
|
|
* @since 2.1.0 Parameter $plugin_file removed.
|
|
* @since 2.3.4 Parameter $remote_images added.
|
|
* @since 2.4.0 Parameter $file_cache removed.
|
|
*
|
|
* @param Icon_Provider[] $icon_providers An array of icon providers.
|
|
* @param Remote_Image_Service $remote_images The remote images handler.
|
|
*/
|
|
public function __construct( array $icon_providers, Remote_Image_Service $remote_images ) {
|
|
$this->icon_providers = $icon_providers;
|
|
$this->remote_images = $remote_images;
|
|
}
|
|
|
|
/**
|
|
* Returns a mapping from icon types to specific providers.
|
|
*
|
|
* @since 2.1.0 Visibility changed to protected.
|
|
*
|
|
* @return Icon_Provider[]
|
|
*/
|
|
protected function get_provider_mapping() {
|
|
if ( empty( $this->icon_provider_mapping ) ) {
|
|
foreach ( $this->icon_providers as $provider ) {
|
|
foreach ( $provider->get_provided_types() as $type ) {
|
|
$this->icon_provider_mapping[ $type ] = $provider;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $this->icon_provider_mapping;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the URL for the given default icon type.
|
|
*
|
|
* @since 2.3.4 Documentation for optional arguments adapted to follow implementation.
|
|
* @since 2.7.0 Argument key 'default' replaced with 'type' for consistency.
|
|
*
|
|
* @param string $url The fallback image URL.
|
|
* @param string $hash The hashed mail address.
|
|
* @param int $size The size of the avatar image in pixels.
|
|
* @param array $args {
|
|
* An array of arguments.
|
|
*
|
|
* @type string $type The default icon type.
|
|
* @type bool $force Optional. Whether to force the regeneration of the image file. Default false.
|
|
* }
|
|
*
|
|
* @return string
|
|
*
|
|
* @phpstan-param AvatarArguments $args
|
|
*/
|
|
public function get_url( $url, $hash, $size, array $args ) {
|
|
$defaults = [
|
|
'type' => '',
|
|
'force' => false,
|
|
];
|
|
|
|
$args = \wp_parse_args( $args, $defaults );
|
|
|
|
// Check for named icon providers first.
|
|
$providers = $this->get_provider_mapping();
|
|
if ( ! empty( $providers[ $args['type'] ] ) ) {
|
|
return $providers[ $args['type'] ]->get_icon_url( $hash, $size, $args['force'] );
|
|
}
|
|
|
|
// Check if the given default icon type is a valid image URL (a common
|
|
// pattern due to how the default WordPress implementation uses Gravatar.com).
|
|
if ( $this->remote_images->validate_image_url( $args['type'], 'default_icon' ) ) {
|
|
// Prepare filter arguments.
|
|
$url = $args['type'];
|
|
$hash = $this->remote_images->get_hash( $url );
|
|
|
|
/** This filter is documented in avatar-privacy/components/class-avatar-handling.php */
|
|
return \apply_filters( 'avatar_privacy_legacy_icon_url', $url, $hash, $size, [ 'force' => $args['force'] ] );
|
|
}
|
|
|
|
// Return the fallback default icon URL.
|
|
return $url;
|
|
}
|
|
|
|
/**
|
|
* Caches the image specified by the parameters.
|
|
*
|
|
* @param string $type The image (sub-)type.
|
|
* @param string $hash The hashed mail address.
|
|
* @param int $size The requested size in pixels.
|
|
* @param string $subdir The requested sub-directory.
|
|
* @param string $extension The requested file extension.
|
|
*
|
|
* @return bool Returns `true` if successful, `false` otherwise.
|
|
*/
|
|
public function cache_image( $type, $hash, $size, $subdir, $extension ) {
|
|
return ! empty( $this->get_url( '', $hash, $size, [ 'type' => $type ] ) );
|
|
}
|
|
|
|
/**
|
|
* Adds new images to the list of default avatar images.
|
|
*
|
|
* @param string[] $avatar_defaults The list of default avatar images.
|
|
*
|
|
* @return string[] The modified default avatar array.
|
|
*/
|
|
public function avatar_defaults( $avatar_defaults ) {
|
|
// Remove Gravatar logo.
|
|
unset( $avatar_defaults['gravatar_default'] );
|
|
|
|
// Add non-default icons.
|
|
foreach ( $this->icon_providers as $provider ) {
|
|
$type = $provider->get_option_value();
|
|
if ( ! isset( $avatar_defaults[ $type ] ) ) {
|
|
$avatar_defaults[ $type ] = $provider->get_name();
|
|
}
|
|
}
|
|
|
|
return $avatar_defaults;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the name of the cache subdirectory for avatars provided by this
|
|
* handler (e.g. 'gravatar'). Implementations may return an empty string if
|
|
* the actual type can vary.
|
|
*
|
|
* @since 2.4.0
|
|
*
|
|
* @return string
|
|
*/
|
|
public function get_type() {
|
|
return '';
|
|
}
|
|
}
|