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updated plugin `Simple Local Avatars` version 2.2.0

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KawaiiPunk 2020-10-31 15:29:50 +00:00 committed by Gitium
parent 51360a4729
commit 0505659506
4 changed files with 763 additions and 670 deletions
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wp-content/plugins/simple-local-avatars/includes/class-simple-local-avatars.php Normal file
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<?php
/**
* Class: Simple_Local_Avatars
* Adds an avatar upload field to user profiles.
*/
class Simple_Local_Avatars {
private $user_id_being_edited, $avatar_upload_error, $remove_nonce, $avatar_ratings;
public $options;
/**
* Set up the hooks and default values
*/
public function __construct() {
$this->options = (array) get_option( 'simple_local_avatars' );
$this->avatar_ratings = array(
'G' => __( 'G &#8212; Suitable for all audiences', 'simple-local-avatars' ),
'PG' => __( 'PG &#8212; Possibly offensive, usually for audiences 13 and above', 'simple-local-avatars' ),
'R' => __( 'R &#8212; Intended for adult audiences above 17', 'simple-local-avatars' ),
'X' => __( 'X &#8212; Even more mature than above', 'simple-local-avatars' ),
);
$this->add_hooks();
}
/**
* Register actions and filters.
*/
public function add_hooks() {
add_filter( 'pre_get_avatar_data', array( $this, 'get_avatar_data' ), 10, 2 );
add_action( 'admin_init', array( $this, 'admin_init' ) );
add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
add_action( 'show_user_profile', array( $this, 'edit_user_profile' ) );
add_action( 'edit_user_profile', array( $this, 'edit_user_profile' ) );
add_action( 'personal_options_update', array( $this, 'edit_user_profile_update' ) );
add_action( 'edit_user_profile_update', array( $this, 'edit_user_profile_update' ) );
add_action( 'admin_action_remove-simple-local-avatar', array( $this, 'action_remove_simple_local_avatar' ) );
add_action( 'wp_ajax_assign_simple_local_avatar_media', array( $this, 'ajax_assign_simple_local_avatar_media' ) );
add_action( 'wp_ajax_remove_simple_local_avatar', array( $this, 'action_remove_simple_local_avatar' ) );
add_action( 'user_edit_form_tag', array( $this, 'user_edit_form_tag' ) );
add_action( 'rest_api_init', array( $this, 'register_rest_fields' ) );
}
/**
* Retrieve the local avatar for a user who provided a user ID, email address or post/comment object.
*
* @param string $avatar Avatar return by original function
* @param int|string|object $id_or_email A user ID, email address, or post/comment object
* @param int $size Size of the avatar image
* @param string $default URL to a default image to use if no avatar is available
* @param string $alt Alternative text to use in image tag. Defaults to blank
* @param array $args Optional. Extra arguments to retrieve the avatar.
*
* @return string <img> tag for the user's avatar
*/
public function get_avatar( $avatar = '', $id_or_email = '', $size = 96, $default = '', $alt = '', $args = array() ) {
return apply_filters( 'simple_local_avatar', get_avatar( $id_or_email, $size, $default, $alt, $args ) );
}
/**
* Filter avatar data early to add avatar url if needed. This filter hooks
* before Gravatar setup to prevent wasted requests.
*
* @since 2.2.0
*
* @param array $args Arguments passed to get_avatar_data(), after processing.
* @param mixed $id_or_email The Gravatar to retrieve. Accepts a user ID, Gravatar MD5 hash,
* user email, WP_User object, WP_Post object, or WP_Comment object.
*/
public function get_avatar_data( $args, $id_or_email ) {
if ( ! empty( $args['force_default'] ) ) {
return $args;
}
$simple_local_avatar_url = $this->get_simple_local_avatar_url( $id_or_email, $args['size'] );
if ( $simple_local_avatar_url ) {
$args['url'] = $simple_local_avatar_url;
}
// Local only mode
if ( ! $simple_local_avatar_url && ! empty( $this->options['only'] ) ) {
$args['url'] = $this->get_default_avatar_url( $args['size'] );
}
if ( ! empty( $args['url'] ) ) {
$args['found_avatar'] = true;
}
return $args;
}
/**
* Get local avatar url.
*
* @since 2.2.0
*
* @param mixed $id_or_email The Gravatar to retrieve. Accepts a user ID, Gravatar MD5 hash,
* user email, WP_User object, WP_Post object, or WP_Comment object.
* @param int $size Requested avatar size.
*/
public function get_simple_local_avatar_url( $id_or_email, $size ) {
if ( is_numeric( $id_or_email ) ) {
$user_id = (int) $id_or_email;
} elseif ( is_string( $id_or_email ) && ( $user = get_user_by( 'email', $id_or_email ) ) ) {
$user_id = $user->ID;
} elseif ( is_object( $id_or_email ) && ! empty( $id_or_email->user_id ) ) {
$user_id = (int) $id_or_email->user_id;
} elseif ( $id_or_email instanceof WP_Post && ! empty( $id_or_email->post_author ) ) {
$user_id = (int) $id_or_email->post_author;
}
if ( empty( $user_id ) ) {
return '';
}
// Fetch local avatar from meta and make sure it's properly set.
$local_avatars = get_user_meta( $user_id, 'simple_local_avatar', true );
if ( empty( $local_avatars['full'] ) ) {
return '';
}
// check rating
$avatar_rating = get_user_meta( $user_id, 'simple_local_avatar_rating', true );
if ( ! empty( $avatar_rating ) && 'G' !== $avatar_rating && ( $site_rating = get_option( 'avatar_rating' ) ) ) {
$ratings = array_keys( $this->avatar_ratings );
$site_rating_weight = array_search( $site_rating, $ratings );
$avatar_rating_weight = array_search( $avatar_rating, $ratings );
if ( false !== $avatar_rating_weight && $avatar_rating_weight > $site_rating_weight ) {
return '';
}
}
// handle "real" media
if ( ! empty( $local_avatars['media_id'] ) ) {
// has the media been deleted?
if ( ! $avatar_full_path = get_attached_file( $local_avatars['media_id'] ) ) {
return '';
}
}
$size = (int) $size;
// Generate a new size.
if ( ! array_key_exists( $size, $local_avatars ) ) {
$local_avatars[ $size ] = $local_avatars['full']; // just in case of failure elsewhere
// allow automatic rescaling to be turned off
if ( apply_filters( 'simple_local_avatars_dynamic_resize', true ) ) :
$upload_path = wp_upload_dir();
// get path for image by converting URL, unless its already been set, thanks to using media library approach
if ( ! isset( $avatar_full_path ) ) {
$avatar_full_path = str_replace( $upload_path['baseurl'], $upload_path['basedir'], $local_avatars['full'] );
}
// generate the new size
$editor = wp_get_image_editor( $avatar_full_path );
if ( ! is_wp_error( $editor ) ) {
$resized = $editor->resize( $size, $size, true );
if ( ! is_wp_error( $resized ) ) {
$dest_file = $editor->generate_filename();
$saved = $editor->save( $dest_file );
if ( ! is_wp_error( $saved ) ) {
$local_avatars[ $size ] = str_replace( $upload_path['basedir'], $upload_path['baseurl'], $dest_file );
}
}
}
// save updated avatar sizes
update_user_meta( $user_id, 'simple_local_avatar', $local_avatars );
endif;
}
if ( 'http' !== substr( $local_avatars[ $size ], 0, 4 ) ) {
$local_avatars[ $size ] = home_url( $local_avatars[ $size ] );
}
return esc_url( $local_avatars[ $size ] );
}
/**
* Get default avatar url
*
* @since 2.2.0
*
* @param int $size Requested avatar size.
*/
public function get_default_avatar_url( $size ) {
if ( empty( $default ) ) {
$avatar_default = get_option( 'avatar_default' );
if ( empty( $avatar_default ) ) {
$default = 'mystery';
} else {
$default = $avatar_default;
}
}
$host = is_ssl() ? 'https://secure.gravatar.com' : 'http://0.gravatar.com';
if ( 'mystery' === $default ) {
$default = "$host/avatar/ad516503a11cd5ca435acc9bb6523536?s={$size}"; // ad516503a11cd5ca435acc9bb6523536 == md5('unknown@gravatar.com')
} elseif ( 'blank' === $default ) {
$default = includes_url( 'images/blank.gif' );
} elseif ( 'gravatar_default' === $default ) {
$default = "$host/avatar/?s={$size}";
} else {
$default = "$host/avatar/?d=$default&amp;s={$size}";
}
return $default;
}
/**
* Register admin settings.
*/
public function admin_init() {
// upgrade pre 2.0 option
if ( $old_ops = get_option( 'simple_local_avatars_caps' ) ) {
if ( ! empty( $old_ops['simple_local_avatars_caps'] ) ) {
update_option( 'simple_local_avatars', array( 'caps' => 1 ) );
}
delete_option( 'simple_local_avatar_caps' );
}
register_setting( 'discussion', 'simple_local_avatars', array( $this, 'sanitize_options' ) );
add_settings_field(
'simple-local-avatars-only',
__( 'Local Avatars Only', 'simple-local-avatars' ),
array( $this, 'avatar_settings_field' ),
'discussion',
'avatars',
array(
'key' => 'only',
'desc' => __( 'Only allow local avatars (still uses Gravatar for default avatars)', 'simple-local-avatars' ),
)
);
add_settings_field(
'simple-local-avatars-caps',
__( 'Local Upload Permissions', 'simple-local-avatars' ),
array( $this, 'avatar_settings_field' ),
'discussion',
'avatars',
array(
'key' => 'caps',
'desc' => __( 'Only allow users with file upload capabilities to upload local avatars (Authors and above)', 'simple-local-avatars' ),
)
);
}
/**
* Add scripts to the profile editing page
*
* @param string $hook_suffix Page hook
*/
public function admin_enqueue_scripts( $hook_suffix ) {
if ( 'profile.php' !== $hook_suffix && 'user-edit.php' !== $hook_suffix ) {
return;
}
if ( current_user_can( 'upload_files' ) ) {
wp_enqueue_media();
}
$user_id = ( 'profile.php' === $hook_suffix ) ? get_current_user_id() : (int) $_GET['user_id'];
$this->remove_nonce = wp_create_nonce( 'remove_simple_local_avatar_nonce' );
$script_name_append = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '.dev' : '';
wp_enqueue_script( 'simple-local-avatars', plugins_url( '', dirname( __FILE__ ) ) . '/simple-local-avatars' . $script_name_append . '.js', array( 'jquery' ), false, true );
wp_localize_script(
'simple-local-avatars',
'i10n_SimpleLocalAvatars',
array(
'user_id' => $user_id,
'insertMediaTitle' => __( 'Choose an Avatar', 'simple-local-avatars' ),
'insertIntoPost' => __( 'Set as avatar', 'simple-local-avatars' ),
'deleteNonce' => $this->remove_nonce,
'mediaNonce' => wp_create_nonce( 'assign_simple_local_avatar_nonce' ),
)
);
}
/**
* Sanitize new settings field before saving
*
* @param array|string $input Passed input values to sanitize
* @return array|string Sanitized input fields
*/
public function sanitize_options( $input ) {
$new_input['caps'] = empty( $input['caps'] ) ? 0 : 1;
$new_input['only'] = empty( $input['only'] ) ? 0 : 1;
return $new_input;
}
/**
* Settings field for avatar upload capabilities
*
* @param array $args Field arguments
*/
public function avatar_settings_field( $args ) {
$args = wp_parse_args(
$args,
array(
'key' => '',
'desc' => '',
)
);
if ( empty( $this->options[ $args['key'] ] ) ) {
$this->options[ $args['key'] ] = 0;
}
echo '
<label for="simple-local-avatars-' . esc_attr( $args['key'] ) . '">
<input type="checkbox" name="simple_local_avatars[' . esc_attr( $args['key'] ) . ']" id="simple-local-avatars-' . esc_attr( $args['key'] ) . '" value="1" ' . checked( $this->options[ $args['key'] ], 1, false ) . ' />
' . esc_html( $args['desc'] ) . '
</label>
';
}
/**
* Output new Avatar fields to user editing / profile screen
*
* @param object $profileuser User object
*/
public function edit_user_profile( $profileuser ) {
?>
<div id="simple-local-avatar-section">
<h3><?php esc_html_e( 'Avatar', 'simple-local-avatars' ); ?></h3>
<table class="form-table">
<tr class="upload-avatar-row">
<th scope="row"><label for="simple-local-avatar"><?php esc_html_e( 'Upload Avatar', 'simple-local-avatars' ); ?></label></th>
<td style="width: 50px;" id="simple-local-avatar-photo">
<?php
add_filter( 'pre_option_avatar_rating', '__return_null' ); // ignore ratings here
echo get_simple_local_avatar( $profileuser->ID );
remove_filter( 'pre_option_avatar_rating', '__return_null' );
?>
</td>
<td>
<?php
if ( ! $upload_rights = current_user_can( 'upload_files' ) ) {
$upload_rights = empty( $this->options['caps'] );
}
if ( $upload_rights ) {
do_action( 'simple_local_avatar_notices' );
wp_nonce_field( 'simple_local_avatar_nonce', '_simple_local_avatar_nonce', false );
$remove_url = add_query_arg(
array(
'action' => 'remove-simple-local-avatar',
'user_id' => $profileuser->ID,
'_wpnonce' => $this->remove_nonce,
)
);
?>
<?php
// if user is author and above hide the choose file option
// force them to use the WP Media Selector
if ( ! current_user_can( 'upload_files' ) ) {
?>
<p style="display: inline-block; width: 26em;">
<span class="description"><?php esc_html_e( 'Choose an image from your computer:' ); ?></span><br />
<input type="file" name="simple-local-avatar" id="simple-local-avatar" class="standard-text" />
<span class="spinner" id="simple-local-avatar-spinner"></span>
</p>
<?php } ?>
<p>
<?php if ( current_user_can( 'upload_files' ) && did_action( 'wp_enqueue_media' ) ) : ?>
<a href="#" class="button hide-if-no-js" id="simple-local-avatar-media"><?php esc_html_e( 'Choose from Media Library', 'simple-local-avatars' ); ?></a> &nbsp;
<?php endif; ?>
<a
href="<?php echo esc_url( $remove_url ); ?>"
class="button item-delete submitdelete deletion"
id="simple-local-avatar-remove"
<?php echo empty( $profileuser->simple_local_avatar ) ? ' style="display:none;"' : ''; ?>
>
<?php esc_html_e( 'Delete local avatar', 'simple-local-avatars' ); ?>
</a>
</p>
<?php
} else {
if ( empty( $profileuser->simple_local_avatar ) ) {
echo '<span class="description">' . esc_html__( 'No local avatar is set. Set up your avatar at Gravatar.com.', 'simple-local-avatars' ) . '</span>';
} else {
echo '<span class="description">' . esc_html__( 'You do not have media management permissions. To change your local avatar, contact the blog administrator.', 'simple-local-avatars' ) . '</span>';
}
}
?>
</td>
</tr>
<tr class="ratings-row">
<th scope="row"><?php esc_html_e( 'Rating' ); ?></th>
<td colspan="2">
<fieldset id="simple-local-avatar-ratings" <?php disabled( empty( $profileuser->simple_local_avatar ) ); ?>>
<legend class="screen-reader-text"><span><?php esc_html_e( 'Rating' ); ?></span></legend>
<?php
if ( empty( $profileuser->simple_local_avatar_rating ) || ! array_key_exists( $profileuser->simple_local_avatar_rating, $this->avatar_ratings ) ) {
$profileuser->simple_local_avatar_rating = 'G';
}
foreach ( $this->avatar_ratings as $key => $rating ) :
echo "\n\t<label><input type='radio' name='simple_local_avatar_rating' value='" . esc_attr( $key ) . "' " . checked( $profileuser->simple_local_avatar_rating, $key, false ) . "/> $rating</label><br />";
endforeach;
?>
<p class="description"><?php esc_html_e( 'If the local avatar is inappropriate for this site, Gravatar will be attempted.', 'simple-local-avatars' ); ?></p>
</fieldset></td>
</tr>
</table>
</div>
<?php
}
/**
* Ensure that the profile form has proper encoding type
*/
public function user_edit_form_tag() {
echo 'enctype="multipart/form-data"';
}
/**
* Saves avatar image to a user
*
* @param int|string $url_or_media_id Local URL for avatar or ID of attachment
* @param int $user_id ID of user to assign image to
*/
public function assign_new_user_avatar( $url_or_media_id, $user_id ) {
// delete the old avatar
$this->avatar_delete( $user_id ); // delete old images if successful
$meta_value = array();
// set the new avatar
if ( is_int( $url_or_media_id ) ) {
$meta_value['media_id'] = $url_or_media_id;
$url_or_media_id = wp_get_attachment_url( $url_or_media_id );
}
$meta_value['full'] = $url_or_media_id;
update_user_meta( $user_id, 'simple_local_avatar', $meta_value ); // save user information (overwriting old)
}
/**
* Save any changes to the user profile
*
* @param int $user_id ID of user being updated
*/
public function edit_user_profile_update( $user_id ) {
// check nonces
if ( empty( $_POST['_simple_local_avatar_nonce'] ) || ! wp_verify_nonce( $_POST['_simple_local_avatar_nonce'], 'simple_local_avatar_nonce' ) ) {
return;
}
// check for uploaded files
if ( ! empty( $_FILES['simple-local-avatar']['name'] ) ) :
// need to be more secure since low privelege users can upload
if ( false !== strpos( $_FILES['simple-local-avatar']['name'], '.php' ) ) {
$this->avatar_upload_error = __( 'For security reasons, the extension ".php" cannot be in your file name.', 'simple-local-avatars' );
add_action( 'user_profile_update_errors', array( $this, 'user_profile_update_errors' ) );
return;
}
// front end (theme my profile etc) support
if ( ! function_exists( 'media_handle_upload' ) ) {
include_once ABSPATH . 'wp-admin/includes/media.php';
}
// allow developers to override file size upload limit for avatars
add_filter( 'upload_size_limit', array( $this, 'upload_size_limit' ) );
$this->user_id_being_edited = $user_id; // make user_id known to unique_filename_callback function
$avatar_id = media_handle_upload(
'simple-local-avatar',
0,
array(),
array(
'mimes' => array(
'jpg|jpeg|jpe' => 'image/jpeg',
'gif' => 'image/gif',
'png' => 'image/png',
),
'test_form' => false,
'unique_filename_callback' => array( $this, 'unique_filename_callback' ),
)
);
remove_filter( 'upload_size_limit', array( $this, 'upload_size_limit' ) );
if ( is_wp_error( $avatar_id ) ) { // handle failures.
$this->avatar_upload_error = '<strong>' . __( 'There was an error uploading the avatar:', 'simple-local-avatars' ) . '</strong> ' . esc_html( $avatar_id->get_error_message() );
add_action( 'user_profile_update_errors', array( $this, 'user_profile_update_errors' ) );
return;
}
$this->assign_new_user_avatar( $avatar_id, $user_id );
endif;
// Handle ratings
if ( isset( $avatar_id ) || $avatar = get_user_meta( $user_id, 'simple_local_avatar', true ) ) {
if ( empty( $_POST['simple_local_avatar_rating'] ) || ! array_key_exists( $_POST['simple_local_avatar_rating'], $this->avatar_ratings ) ) {
$_POST['simple_local_avatar_rating'] = key( $this->avatar_ratings );
}
update_user_meta( $user_id, 'simple_local_avatar_rating', $_POST['simple_local_avatar_rating'] );
}
}
/**
* Allow developers to override the maximum allowable file size for avatar uploads
*
* @param int $bytes WordPress default byte size check
* @return int Maximum byte size
*/
public function upload_size_limit( $bytes ) {
return apply_filters( 'simple_local_avatars_upload_limit', $bytes );
}
/**
* Runs when a user clicks the Remove button for the avatar
*/
public function action_remove_simple_local_avatar() {
if ( ! empty( $_GET['user_id'] ) && ! empty( $_GET['_wpnonce'] ) && wp_verify_nonce( $_GET['_wpnonce'], 'remove_simple_local_avatar_nonce' ) ) {
$user_id = (int) $_GET['user_id'];
if ( ! current_user_can( 'edit_user', $user_id ) ) {
wp_die( esc_html__( 'You do not have permission to edit this user.', 'simple-local-avatars' ) );
}
$this->avatar_delete( $user_id ); // delete old images if successful
if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
echo get_simple_local_avatar( $user_id );
}
}
if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
die;
}
}
/**
* AJAX callback for assigning media ID fetched from media library to user
*/
public function ajax_assign_simple_local_avatar_media() {
// check required information and permissions
if ( empty( $_POST['user_id'] ) || empty( $_POST['media_id'] ) || ! current_user_can( 'upload_files' ) || ! current_user_can( 'edit_user', $_POST['user_id'] ) || empty( $_POST['_wpnonce'] ) || ! wp_verify_nonce( $_POST['_wpnonce'], 'assign_simple_local_avatar_nonce' ) ) {
die;
}
$media_id = (int) $_POST['media_id'];
$user_id = (int) $_POST['user_id'];
// ensure the media is real is an image
if ( wp_attachment_is_image( $media_id ) ) {
$this->assign_new_user_avatar( $media_id, $user_id );
}
echo get_simple_local_avatar( $user_id );
die;
}
/**
* Delete avatars based on a user_id
*
* @param int $user_id User ID.
*/
public function avatar_delete( $user_id ) {
$old_avatars = (array) get_user_meta( $user_id, 'simple_local_avatar', true );
if ( empty( $old_avatars ) ) {
return;
}
// if it was uploaded media, don't erase the full size or try to erase an the ID
if ( array_key_exists( 'media_id', $old_avatars ) ) {
unset( $old_avatars['media_id'], $old_avatars['full'] );
}
if ( ! empty( $old_avatars ) ) {
$upload_path = wp_upload_dir();
foreach ( $old_avatars as $old_avatar ) {
// derive the path for the file based on the upload directory
$old_avatar_path = str_replace( $upload_path['baseurl'], $upload_path['basedir'], $old_avatar );
if ( file_exists( $old_avatar_path ) ) {
unlink( $old_avatar_path );
}
}
}
delete_user_meta( $user_id, 'simple_local_avatar' );
delete_user_meta( $user_id, 'simple_local_avatar_rating' );
}
/**
* Creates a unique, meaningful file name for uploaded avatars.
*
* @param string $dir Path for file
* @param string $name Filename
* @param string $ext File extension (e.g. ".jpg")
* @return string Final filename
*/
public function unique_filename_callback( $dir, $name, $ext ) {
$user = get_user_by( 'id', (int) $this->user_id_being_edited );
$name = $base_name = sanitize_file_name( $user->display_name . '_avatar_' . time() );
// ensure no conflicts with existing file names
$number = 1;
while ( file_exists( $dir . "/$name$ext" ) ) {
$name = $base_name . '_' . $number;
$number++;
}
return $name . $ext;
}
/**
* Adds errors based on avatar upload problems.
*
* @param WP_Error $errors Error messages for user profile screen.
*/
public function user_profile_update_errors( WP_Error $errors ) {
$errors->add( 'avatar_error', $this->avatar_upload_error );
}
/**
* Registers the simple_local_avatar field in the REST API.
*/
public function register_rest_fields() {
register_rest_field(
'user',
'simple_local_avatar',
array(
'get_callback' => array( $this, 'get_avatar_rest' ),
'update_callback' => array( $this, 'set_avatar_rest' ),
'schema' => array(
'description' => 'The users simple local avatar',
'type' => 'object',
),
)
);
}
/**
* Returns the simple_local_avatar meta key for the given user.
*
* @param object $user User object
*/
public function get_avatar_rest( $user ) {
$local_avatar = get_user_meta( $user['id'], 'simple_local_avatar', true );
if ( empty( $local_avatar ) ) {
return;
}
return $local_avatar;
}
/**
* Updates the simple local avatar from a REST request.
*
* Since we are just adding a field to the existing user endpoint
* we don't need to worry about ensuring the calling user has proper permissions.
* Only the user or an administrator would be able to change the avatar.
*
* @param array $input Input submitted via REST request.
* @param object $user The user making the request.
*/
public function set_avatar_rest( $input, $user ) {
$this->assign_new_user_avatar( $input['media_id'], $user->ID );
}
}

31
wp-content/plugins/simple-local-avatars/readme.txt
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@ -3,13 +3,14 @@ Contributors: jakemgold, 10up, thinkoomph
Donate link: https://10up.com/plugins/simple-local-avatars-wordpress/ Donate link: https://10up.com/plugins/simple-local-avatars-wordpress/
Tags: avatar, gravatar, user photos, users, profile Tags: avatar, gravatar, user photos, users, profile
Requires at least: 4.6 Requires at least: 4.6
Tested up to: 5.2 Tested up to: 5.5
Stable tag: 2.1.1 Requires PHP: 5.3
Text Domain: simple-local-avatars Stable tag: 2.2.0
License: GPLv2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Adds an avatar upload field to user profiles. Generates requested sizes on demand just like Gravatar! Adds an avatar upload field to user profiles. Generates requested sizes on demand just like Gravatar!
== Description == == Description ==
Adds an avatar upload field to user profiles if the current user has media permissions. Generates requested sizes on demand just like Gravatar! Simple and lightweight. Adds an avatar upload field to user profiles if the current user has media permissions. Generates requested sizes on demand just like Gravatar! Simple and lightweight.
@ -23,7 +24,6 @@ Just edit a user profile, and scroll down to the new "Avatar" field. The plug-in
1. Let's you decide whether lower privilege users (subscribers, contributors) can upload their own avatar 1. Let's you decide whether lower privilege users (subscribers, contributors) can upload their own avatar
1. Enables rating of local avatars, just like Gravatar 1. Enables rating of local avatars, just like Gravatar
== Installation == == Installation ==
1. Install easily with the WordPress plugin control panel or manually download the plugin and upload the extracted folder to the `/wp-content/plugins/` directory 1. Install easily with the WordPress plugin control panel or manually download the plugin and upload the extracted folder to the `/wp-content/plugins/` directory
@ -35,14 +35,28 @@ Use avatars in your theme using WordPress' built in `get_avatar()` function: [ht
You can also use `get_simple_local_avatar()` (with the same arguments) to retreive local avatars a bit faster, but this will make your theme dependent on this plug-in. You can also use `get_simple_local_avatar()` (with the same arguments) to retreive local avatars a bit faster, but this will make your theme dependent on this plug-in.
== Screenshots == == Screenshots ==
1. Avatar upload field on a user profile page 1. Avatar upload field on a user profile page
== Changelog == == Changelog ==
= 2.2.0 =
* **Added:** `$args` parameter to `get_simple_local_avatar` function (props [@dinhtungdu](https://profiles.wordpress.org/dinhtungdu/), [@heyjones](https://github.com/heyjones), [@dkotter](https://profiles.wordpress.org/dkotter/), [@sumnercreations](https://github.com/sumnercreations), [@dshanske](https://profiles.wordpress.org/dshanske/))
* **Added:** `Simple_Local_Avatars::get_avatar_data()`, `Simple_Local_Avatars::get_simple_local_avatar_url()`, and `Simple_Local_Avatars::get_default_avatar_url()` methods (props [@dinhtungdu](https://profiles.wordpress.org/dinhtungdu/), [@heyjones](https://github.com/heyjones), [@dkotter](https://profiles.wordpress.org/dkotter/), [@sumnercreations](https://github.com/sumnercreations), [@dshanske](https://profiles.wordpress.org/dshanske/))
* **Added:** Ability to retrieve avatar with `WP_Post` object (props [@oscarssanchez](https://profiles.wordpress.org/oscarssanchez), [@blobaugh](https://profiles.wordpress.org/blobaugh))
* **Added:** class and ID to Avatar section on Profile Page to allow easier styling (props [@dinhtungdu](https://profiles.wordpress.org/dinhtungdu/))
* **Added:** [WP Acceptance](https://github.com/10up/wpacceptance/) test coverage (props [@dinhtungdu](https://profiles.wordpress.org/dinhtungdu/))
* **Changed:** Switched to `pre_get_avatar_data` filter (props [@dinhtungdu](https://profiles.wordpress.org/dinhtungdu/), [@heyjones](https://github.com/heyjones), [@dkotter](https://profiles.wordpress.org/dkotter/), [@sumnercreations](https://github.com/sumnercreations), [@dshanske](https://profiles.wordpress.org/dshanske/))
* **Changed:** `assign_new_user_avatar` function to public (props [@tripflex](https://profiles.wordpress.org/tripflex/))
* **Changed:** Split the main class into its own file, added unit tests, and set up testing GitHub action (props [@dinhtungdu](https://profiles.wordpress.org/dinhtungdu/), [@helen](https://profiles.wordpress.org/helen/), [@stevegrunwell](https://profiles.wordpress.org/stevegrunwell/))
* **Changed:** New plugin banner and icon (props [@JackieKjome](https://profiles.wordpress.org/jackiekjome/))
* **Changed:** Bump WordPress version "tested up to" 5.5 (props [@Waka867](https://github.com/Waka867), [@tmoorewp](https://profiles.wordpress.org/tmoorewp), [@jeffpaul](https://profiles.wordpress.org/jeffpaul), [@dinhtungdu](https://profiles.wordpress.org/dinhtungdu/))
* **Changed:** GitHub Actions from HCL to YAML workflow syntax (props [@jeffpaul](https://profiles.wordpress.org/jeffpaul))
* **Changed:** Documentation updates (props [@jeffpaul](https://profiles.wordpress.org/jeffpaul))
* **Fixed:** Initialize `Simple_Local_Avatars` on the `$simple_local_avatars` global, enabling bundling plugin with composer (props [@pauldewouters](https://profiles.wordpress.org/pauldewouters/), [@adamsilverstein](https://profiles.wordpress.org/adamsilverstein))
* **Removed:** `get_avatar` function that overrides the core function (props [@dinhtungdu](https://profiles.wordpress.org/dinhtungdu/), [@heyjones](https://github.com/heyjones), [@dkotter](https://profiles.wordpress.org/dkotter/), [@sumnercreations](https://github.com/sumnercreations), [@dshanske](https://profiles.wordpress.org/dshanske/))
= 2.1.1 = = 2.1.1 =
* Fixed: Do not delete avatars just because they don't exist on the local filesystem. This was occasionally dumping avatars when WordPress uploads were stored elsewhere, e.g. a cloud service. * Fixed: Do not delete avatars just because they don't exist on the local filesystem. This was occasionally dumping avatars when WordPress uploads were stored elsewhere, e.g. a cloud service.
@ -72,7 +86,7 @@ You can also use `get_simple_local_avatar()` (with the same arguments) to retrei
* Optimization for WordPress 3.2 / 3.3 (substitutes deprecated function) * Optimization for WordPress 3.2 / 3.3 (substitutes deprecated function)
= 1.3 = = 1.3 =
* Avatar file name saved as "user-display-name_avatar" (or other image extension) * Avatar file name saved as "user-display-name_avatar" (or other image extension)
* Russian localization added * Russian localization added
* Assorted minor code optimizations * Assorted minor code optimizations
@ -109,7 +123,6 @@ You can also use `get_simple_local_avatar()` (with the same arguments) to retrei
* All users (regardless of capabilities) can upload avatars by default. To limit avatar uploading to users with upload files capabilities (Authors and above), check the applicable option under Settings > Discussion. This was the default behavior in 1.0. * All users (regardless of capabilities) can upload avatars by default. To limit avatar uploading to users with upload files capabilities (Authors and above), check the applicable option under Settings > Discussion. This was the default behavior in 1.0.
* Localization support; German included * Localization support; German included
== Upgrade Notice == == Upgrade Notice ==
= 2.1 = = 2.1 =

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wp-content/plugins/simple-local-avatars/simple-local-avatars.php
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@ -1,661 +1,60 @@
<?php <?php
/** /**
* Plugin Name: Simple Local Avatars * Plugin Name: Simple Local Avatars
* Plugin URI: https://10up.com/plugins/simple-local-avatars-wordpress/ * Plugin URI: https://10up.com/plugins/simple-local-avatars-wordpress/
* Description: Adds an avatar upload field to user profiles. Generates requested sizes on demand, just like Gravatar! Simple and lightweight. * Description: Adds an avatar upload field to user profiles. Generates requested sizes on demand, just like Gravatar! Simple and lightweight.
* Version: 2.1.1 * Version: 2.2.0
* Author: Jake Goldman, 10up * Requires at least: 4.6
* Author URI: https://10up.com * Requires PHP: 5.3
* License: GPLv2 or later * Author: Jake Goldman, 10up
* Text Domain: simple-local-avatars * Author URI: https://10up.com
*/ * License: GPLv2 or later
* License URI: https://www.gnu.org/licenses/gpl-2.0.html
/** * Text Domain: simple-local-avatars
* add field to user profiles */
*/
require_once dirname( __FILE__ ) . '/includes/class-simple-local-avatars.php';
class Simple_Local_Avatars {
private $user_id_being_edited, $avatar_upload_error, $remove_nonce, $avatar_ratings; /**
public $options; * Init the plugin.
*/
/** global $simple_local_avatars;
* Set up the hooks and default values $simple_local_avatars = new Simple_Local_Avatars();
*/
public function __construct() { /**
$this->options = (array) get_option( 'simple_local_avatars' ); * More efficient to call simple local avatar directly in theme and avoid
$this->avatar_ratings = array( * gravatar setup.
'G' => __('G &#8212; Suitable for all audiences'), *
'PG' => __('PG &#8212; Possibly offensive, usually for audiences 13 and above'), * Since 2.2, This function is only a proxy for get_avatar due to internal changes.
'R' => __('R &#8212; Intended for adult audiences above 17'), *
'X' => __('X &#8212; Even more mature than above') * @param int|string|object $id_or_email A user ID, email address, or comment object
); * @param int $size Size of the avatar image
* @param string $default URL to a default image to use if no avatar is available
// supplement remote avatars, but not if inside "local only" mode * @param string $alt Alternate text to use in image tag. Defaults to blank
if ( empty( $this->options['only'] ) ) * @param array $args Optional. Extra arguments to retrieve the avatar.
add_filter( 'get_avatar', array( $this, 'get_avatar' ), 10, 5 ); *
* @return string <img> tag for the user's avatar
add_action( 'admin_init', array( $this, 'admin_init' ) ); */
function get_simple_local_avatar( $id_or_email, $size = 96, $default = '', $alt = '', $args = array() ) {
add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) ); return apply_filters( 'simple_local_avatar', get_avatar( $id_or_email, $size, $default, $alt, $args ) );
add_action( 'show_user_profile', array( $this, 'edit_user_profile' ) ); }
add_action( 'edit_user_profile', array( $this, 'edit_user_profile' ) );
register_uninstall_hook( __FILE__, 'simple_local_avatars_uninstall' );
add_action( 'personal_options_update', array( $this, 'edit_user_profile_update' ) ); /**
add_action( 'edit_user_profile_update', array( $this, 'edit_user_profile_update' ) ); * On uninstallation, remove the custom field from the users and delete the local avatars
add_action( 'admin_action_remove-simple-local-avatar', array( $this, 'action_remove_simple_local_avatar' ) ); */
add_action( 'wp_ajax_assign_simple_local_avatar_media', array( $this, 'ajax_assign_simple_local_avatar_media' ) ); function simple_local_avatars_uninstall() {
add_action( 'wp_ajax_remove_simple_local_avatar', array( $this, 'action_remove_simple_local_avatar' ) ); $simple_local_avatars = new Simple_Local_Avatars();
add_action( 'user_edit_form_tag', array( $this, 'user_edit_form_tag' ) ); $users = get_users(
array(
add_filter( 'avatar_defaults', array( $this, 'avatar_defaults' ) ); 'meta_key' => 'simple_local_avatar',
'fields' => 'ids',
add_action( 'rest_api_init', array( $this, 'register_rest_fields' ) ); )
} );
/** foreach ( $users as $user_id ) :
* Retrieve the local avatar for a user who provided a user ID or email address. $simple_local_avatars->avatar_delete( $user_id );
* endforeach;
* @param string $avatar Avatar return by original function
* @param int|string|object $id_or_email A user ID, email address, or comment object delete_option( 'simple_local_avatars' );
* @param int $size Size of the avatar image }
* @param string $default URL to a default image to use if no avatar is available
* @param string $alt Alternative text to use in image tag. Defaults to blank
* @return string <img> tag for the user's avatar
*/
public function get_avatar( $avatar = '', $id_or_email = '', $size = 96, $default = '', $alt = '' ) {
if ( is_numeric( $id_or_email ) )
$user_id = (int) $id_or_email;
elseif ( is_string( $id_or_email ) && ( $user = get_user_by( 'email', $id_or_email ) ) )
$user_id = $user->ID;
elseif ( is_object( $id_or_email ) && ! empty( $id_or_email->user_id ) )
$user_id = (int) $id_or_email->user_id;
if ( empty( $user_id ) )
return $avatar;
// fetch local avatar from meta and make sure it's properly ste
$local_avatars = get_user_meta( $user_id, 'simple_local_avatar', true );
if ( empty( $local_avatars['full'] ) )
return $avatar;
// check rating
$avatar_rating = get_user_meta( $user_id, 'simple_local_avatar_rating', true );
if ( ! empty( $avatar_rating ) && 'G' != $avatar_rating && ( $site_rating = get_option( 'avatar_rating' ) ) ) {
$ratings = array_keys( $this->avatar_ratings );
$site_rating_weight = array_search( $site_rating, $ratings );
$avatar_rating_weight = array_search( $avatar_rating, $ratings );
if ( false !== $avatar_rating_weight && $avatar_rating_weight > $site_rating_weight )
return $avatar;
}
// handle "real" media
if ( ! empty( $local_avatars['media_id'] ) ) {
// has the media been deleted?
if ( ! $avatar_full_path = get_attached_file( $local_avatars['media_id'] ) ) {
return $avatar;
}
}
$size = (int) $size;
if ( empty( $alt ) )
$alt = get_the_author_meta( 'display_name', $user_id );
// generate a new size
if ( ! array_key_exists( $size, $local_avatars ) ) {
$local_avatars[$size] = $local_avatars['full']; // just in case of failure elsewhere
// allow automatic rescaling to be turned off
if ( $allow_dynamic_resizing = apply_filters( 'simple_local_avatars_dynamic_resize', true ) ) :
$upload_path = wp_upload_dir();
// get path for image by converting URL, unless its already been set, thanks to using media library approach
if ( ! isset( $avatar_full_path ) )
$avatar_full_path = str_replace( $upload_path['baseurl'], $upload_path['basedir'], $local_avatars['full'] );
// generate the new size
$editor = wp_get_image_editor( $avatar_full_path );
if ( ! is_wp_error( $editor ) ) {
$resized = $editor->resize( $size, $size, true );
if ( ! is_wp_error( $resized ) ) {
$dest_file = $editor->generate_filename();
$saved = $editor->save( $dest_file );
if ( ! is_wp_error( $saved ) )
$local_avatars[$size] = str_replace( $upload_path['basedir'], $upload_path['baseurl'], $dest_file );
}
}
// save updated avatar sizes
update_user_meta( $user_id, 'simple_local_avatar', $local_avatars );
endif;
}
if ( 'http' != substr( $local_avatars[$size], 0, 4 ) )
$local_avatars[$size] = home_url( $local_avatars[$size] );
$author_class = is_author( $user_id ) ? ' current-author' : '' ;
$avatar = "<img alt='" . esc_attr( $alt ) . "' src='" . esc_url( $local_avatars[$size] ) . "' class='avatar avatar-{$size}{$author_class} photo' height='{$size}' width='{$size}' />";
return apply_filters( 'simple_local_avatar', $avatar );
}
public function admin_init() {
// upgrade pre 2.0 option
if ( $old_ops = get_option( 'simple_local_avatars_caps' ) ) {
if ( ! empty( $old_ops['simple_local_avatars_caps'] ) )
update_option( 'simple_local_avatars', array( 'caps' => 1 ) );
delete_option( 'simple_local_avatar_caps' );
}
register_setting( 'discussion', 'simple_local_avatars', array( $this, 'sanitize_options' ) );
add_settings_field(
'simple-local-avatars-only',
__('Local Avatars Only','simple-local-avatars'),
array( $this, 'avatar_settings_field' ),
'discussion',
'avatars',
array(
'key' => 'only',
'desc' => __( 'Only allow local avatars (still uses Gravatar for default avatars)', 'simple-local-avatars' )
)
);
add_settings_field(
'simple-local-avatars-caps',
__('Local Upload Permissions','simple-local-avatars'),
array( $this, 'avatar_settings_field' ),
'discussion',
'avatars',
array(
'key' => 'caps',
'desc' => __( 'Only allow users with file upload capabilities to upload local avatars (Authors and above)', 'simple-local-avatars' )
)
);
}
/**
* Add scripts to the profile editing page
*
* @param string $hook_suffix Page hook
*/
public function admin_enqueue_scripts( $hook_suffix ) {
if ( 'profile.php' != $hook_suffix && 'user-edit.php' != $hook_suffix )
return;
if ( current_user_can( 'upload_files' ) )
wp_enqueue_media();
$user_id = ( 'profile.php' == $hook_suffix ) ? get_current_user_id() : (int) $_GET['user_id'];
$this->remove_nonce = wp_create_nonce( 'remove_simple_local_avatar_nonce' );
$script_name_append = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '.dev' : '';
wp_enqueue_script( 'simple-local-avatars', plugins_url( '', __FILE__ ) . '/simple-local-avatars' . $script_name_append . '.js', array('jquery'), false, true );
wp_localize_script( 'simple-local-avatars', 'i10n_SimpleLocalAvatars', array(
'user_id' => $user_id,
'insertMediaTitle' => __('Choose an Avatar','simple-local-avatars'),
'insertIntoPost' => __('Set as avatar','simple-local-avatars'),
'deleteNonce' => $this->remove_nonce,
'mediaNonce' => wp_create_nonce( 'assign_simple_local_avatar_nonce' ),
) );
}
/**
* Sanitize new settings field before saving
*
* @param array|string $input Passed input values to sanitize
* @return array|string Sanitized input fields
*/
public function sanitize_options( $input ) {
$new_input['caps'] = empty( $input['caps'] ) ? 0 : 1;
$new_input['only'] = empty( $input['only'] ) ? 0 : 1;
return $new_input;
}
/**
* Settings field for avatar upload capabilities
*
* @param array $args Field arguments
*/
public function avatar_settings_field( $args ) {
$args = wp_parse_args( $args, array(
'key' => '',
'desc' => '',
) );
if ( empty( $this->options[$args['key']] ) )
$this->options[$args['key']] = 0;
echo '
<label for="simple-local-avatars-' . $args['key'] . '">
<input type="checkbox" name="simple_local_avatars[' . $args['key'] . ']" id="simple-local-avatars-' . $args['key'] . '" value="1" ' . checked( $this->options[$args['key']], 1, false ) . ' />
' . $args['desc'] . '
</label>
';
}
/**
* Output new Avatar fields to user editing / profile screen
*
* @param object $profileuser User object
*/
public function edit_user_profile( $profileuser ) {
?>
<h3><?php _e( 'Avatar','simple-local-avatars' ); ?></h3>
<table class="form-table">
<tr>
<th scope="row"><label for="simple-local-avatar"><?php _e('Upload Avatar','simple-local-avatars'); ?></label></th>
<td style="width: 50px;" id="simple-local-avatar-photo">
<?php
add_filter( 'pre_option_avatar_rating', '__return_null' ); // ignore ratings here
echo get_simple_local_avatar( $profileuser->ID );
remove_filter( 'pre_option_avatar_rating', '__return_null' );
?>
</td>
<td>
<?php
if ( ! $upload_rights = current_user_can('upload_files') )
$upload_rights = empty( $this->options['caps'] );
if ( $upload_rights ) {
do_action( 'simple_local_avatar_notices' );
wp_nonce_field( 'simple_local_avatar_nonce', '_simple_local_avatar_nonce', false );
$remove_url = add_query_arg(array(
'action' => 'remove-simple-local-avatar',
'user_id' => $profileuser->ID,
'_wpnonce' => $this->remove_nonce,
) );
?>
<?php
// if user is author and above hide the choose file option
// force them to use the WP Media Selector
if ( ! current_user_can( 'upload_files' ) ) { ?>
<p style="display: inline-block; width: 26em;">
<span class="description"><?php _e( 'Choose an image from your computer:' ); ?></span><br />
<input type="file" name="simple-local-avatar" id="simple-local-avatar" class="standard-text" />
<span class="spinner" id="simple-local-avatar-spinner"></span>
</p>
<?php } ?>
<p>
<?php if ( current_user_can( 'upload_files' ) && did_action( 'wp_enqueue_media' ) ) : ?><a href="#" class="button hide-if-no-js" id="simple-local-avatar-media"><?php _e( 'Choose from Media Library', 'simple-local-avatars' ); ?></a> &nbsp;<?php endif; ?>
<a href="<?php echo $remove_url; ?>" class="button item-delete submitdelete deletion" id="simple-local-avatar-remove"<?php if ( empty( $profileuser->simple_local_avatar ) ) echo ' style="display:none;"'; ?>><?php _e('Delete local avatar','simple-local-avatars'); ?></a>
</p>
<?php
} else {
if ( empty( $profileuser->simple_local_avatar ) )
echo '<span class="description">' . __('No local avatar is set. Set up your avatar at Gravatar.com.','simple-local-avatars') . '</span>';
else
echo '<span class="description">' . __('You do not have media management permissions. To change your local avatar, contact the blog administrator.','simple-local-avatars') . '</span>';
}
?>
</td>
</tr>
<tr>
<th scope="row"><?php _e('Rating'); ?></th>
<td colspan="2">
<fieldset id="simple-local-avatar-ratings" <?php disabled( empty( $profileuser->simple_local_avatar ) ); ?>>
<legend class="screen-reader-text"><span><?php _e('Rating'); ?></span></legend>
<?php
if ( empty( $profileuser->simple_local_avatar_rating ) || ! array_key_exists( $profileuser->simple_local_avatar_rating, $this->avatar_ratings ) )
$profileuser->simple_local_avatar_rating = 'G';
foreach ( $this->avatar_ratings as $key => $rating ) :
echo "\n\t<label><input type='radio' name='simple_local_avatar_rating' value='" . esc_attr( $key ) . "' " . checked( $profileuser->simple_local_avatar_rating, $key, false ) . "/> $rating</label><br />";
endforeach;
?>
<p class="description"><?php _e( 'If the local avatar is inappropriate for this site, Gravatar will be attempted.', 'simple-local-avatars' ); ?></p>
</fieldset></td>
</tr>
</table>
<?php
}
/**
* Ensure that the profile form has proper encoding type
*/
public function user_edit_form_tag() {
echo 'enctype="multipart/form-data"';
}
/**
* Saves avatar image to a user
*
* @param int|string $url_or_media_id Local URL for avatar or ID of attachment
* @param int $user_id ID of user to assign image to
*/
private function assign_new_user_avatar( $url_or_media_id, $user_id ) {
// delete the old avatar
$this->avatar_delete( $user_id ); // delete old images if successful
$meta_value = array();
// set the new avatar
if ( is_int( $url_or_media_id ) ) {
$meta_value['media_id'] = $url_or_media_id;
$url_or_media_id = wp_get_attachment_url( $url_or_media_id );
}
$meta_value['full'] = $url_or_media_id;
update_user_meta( $user_id, 'simple_local_avatar', $meta_value ); // save user information (overwriting old)
}
/**
* Save any changes to the user profile
*
* @param int $user_id ID of user being updated
*/
public function edit_user_profile_update( $user_id ) {
// check nonces
if( empty( $_POST['_simple_local_avatar_nonce'] ) || ! wp_verify_nonce( $_POST['_simple_local_avatar_nonce'], 'simple_local_avatar_nonce' ) )
return;
// check for uploaded files
if ( ! empty( $_FILES['simple-local-avatar']['name'] ) ) :
// need to be more secure since low privelege users can upload
if ( false !== strpos( $_FILES['simple-local-avatar']['name'], '.php' ) ) {
$this->avatar_upload_error = __('For security reasons, the extension ".php" cannot be in your file name.','simple-local-avatars');
add_action( 'user_profile_update_errors', array( $this, 'user_profile_update_errors' ) );
return;
}
// front end (theme my profile etc) support
if ( ! function_exists( 'media_handle_upload' ) )
require_once( ABSPATH . 'wp-admin/includes/media.php' );
// allow developers to override file size upload limit for avatars
add_filter( 'upload_size_limit', array( $this, 'upload_size_limit' ) );
$this->user_id_being_edited = $user_id; // make user_id known to unique_filename_callback function
$avatar_id = media_handle_upload( 'simple-local-avatar', 0, array(), array(
'mimes' => array(
'jpg|jpeg|jpe' => 'image/jpeg',
'gif' => 'image/gif',
'png' => 'image/png',
),
'test_form' => false,
'unique_filename_callback' => array( $this, 'unique_filename_callback' )
) );
remove_filter( 'upload_size_limit', array( $this, 'upload_size_limit' ) );
if ( is_wp_error( $avatar_id ) ) { // handle failures.
$this->avatar_upload_error = '<strong>' . __( 'There was an error uploading the avatar:', 'simple-local-avatars' ) . '</strong> ' . esc_html( $avatar_id->get_error_message() );
add_action( 'user_profile_update_errors', array( $this, 'user_profile_update_errors' ) );
return;
}
$this->assign_new_user_avatar( $avatar_id, $user_id );
endif;
// handle rating
if ( isset( $avatar_id ) || $avatar = get_user_meta( $user_id, 'simple_local_avatar', true ) ) {
if ( empty( $_POST['simple_local_avatar_rating'] ) || ! array_key_exists( $_POST['simple_local_avatar_rating'], $this->avatar_ratings ) )
$_POST['simple_local_avatar_rating'] = key( $this->avatar_ratings );
update_user_meta( $user_id, 'simple_local_avatar_rating', $_POST['simple_local_avatar_rating'] );
}
}
/**
* Allow developers to override the maximum allowable file size for avatar uploads
*
* @param int $bytes WordPress default byte size check
* @return int Maximum byte size
*/
public function upload_size_limit( $bytes ) {
return apply_filters( 'simple_local_avatars_upload_limit', $bytes );
}
/**
* Runs when a user clicks the Remove button for the avatar
*/
public function action_remove_simple_local_avatar() {
if ( ! empty( $_GET['user_id'] ) && ! empty( $_GET['_wpnonce'] ) && wp_verify_nonce( $_GET['_wpnonce'], 'remove_simple_local_avatar_nonce' ) ) {
$user_id = (int) $_GET['user_id'];
if ( ! current_user_can('edit_user', $user_id) )
wp_die( __('You do not have permission to edit this user.') );
$this->avatar_delete( $user_id ); // delete old images if successful
if ( defined( 'DOING_AJAX' ) && DOING_AJAX )
echo get_simple_local_avatar( $user_id );
}
if ( defined( 'DOING_AJAX' ) && DOING_AJAX )
die;
}
/**
* AJAX callback for assigning media ID fetched from media library to user
*/
public function ajax_assign_simple_local_avatar_media() {
// check required information and permissions
if ( empty( $_POST['user_id'] ) || empty( $_POST['media_id'] ) || ! current_user_can( 'upload_files' ) || ! current_user_can( 'edit_user', $_POST['user_id'] ) || empty( $_POST['_wpnonce'] ) || ! wp_verify_nonce( $_POST['_wpnonce'], 'assign_simple_local_avatar_nonce' ) )
die;
$media_id = (int) $_POST['media_id'];
$user_id = (int) $_POST['user_id'];
// ensure the media is real is an image
if ( wp_attachment_is_image( $media_id ) )
$this->assign_new_user_avatar( $media_id, $user_id );
echo get_simple_local_avatar( $user_id );
die;
}
/**
* remove the custom get_avatar hook for the default avatar list output on options-discussion.php
*/
public function avatar_defaults( $avatar_defaults ) {
remove_action( 'get_avatar', array( $this, 'get_avatar' ) );
return $avatar_defaults;
}
/**
* Delete avatars based on a user_id
*
* @param int $user_id
*/
public function avatar_delete( $user_id ) {
$old_avatars = (array) get_user_meta( $user_id, 'simple_local_avatar', true );
if ( empty( $old_avatars ) )
return;
// if it was uploaded media, don't erase the full size or try to erase an the ID
if ( array_key_exists( 'media_id', $old_avatars ) )
unset( $old_avatars['media_id'], $old_avatars['full'] );
if ( ! empty( $old_avatars ) ) {
$upload_path = wp_upload_dir();
foreach ($old_avatars as $old_avatar ) {
// derive the path for the file based on the upload directory
$old_avatar_path = str_replace( $upload_path['baseurl'], $upload_path['basedir'], $old_avatar );
if ( file_exists( $old_avatar_path ) )
unlink( $old_avatar_path );
}
}
delete_user_meta( $user_id, 'simple_local_avatar' );
delete_user_meta( $user_id, 'simple_local_avatar_rating' );
}
/**
* Creates a unique, meaningful file name for uploaded avatars.
*
* @param string $dir Path for file
* @param string $name Filename
* @param string $ext File extension (e.g. ".jpg")
* @return string Final filename
*/
public function unique_filename_callback( $dir, $name, $ext ) {
$user = get_user_by( 'id', (int) $this->user_id_being_edited );
$name = $base_name = sanitize_file_name( $user->display_name . '_avatar_' . time() );
// ensure no conflicts with existing file names
$number = 1;
while ( file_exists( $dir . "/$name$ext" ) ) {
$name = $base_name . '_' . $number;
$number++;
}
return $name . $ext;
}
/**
* Adds errors based on avatar upload problems.
*
* @param WP_Error $errors Error messages for user profile screen.
*/
public function user_profile_update_errors( WP_Error $errors ) {
$errors->add( 'avatar_error', $this->avatar_upload_error );
}
/**
* Registers the simple_local_avatar field in the REST API.
*/
public function register_rest_fields() {
register_rest_field( 'user', 'simple_local_avatar', array(
'get_callback' => array( $this, 'get_avatar_rest' ),
'update_callback' => array( $this, 'set_avatar_rest' ),
'schema' => array(
'description' => 'The users simple local avatar',
'type' => 'object',
)
));
}
/**
* Returns the simple_local_avatar meta key for the given user.
*
* @param object $user User object
*/
public function get_avatar_rest( $user ) {
$local_avatar = get_user_meta( $user['id'], 'simple_local_avatar', true );
if ( empty( $local_avatar ) ) {
return;
}
return $local_avatar;
}
/**
* Updates the simple local avatar from a REST request.
*
* Since we are just adding a field to the existing user endpoint
* we don't need to worry about ensuring the calling user has proper permissions.
* Only the user or an administrator would be able to change the avatar.
*
* @param array $input Input submitted via REST request.
* @param object $user The user making the request.
*/
public function set_avatar_rest( $input, $user ) {
$this->assign_new_user_avatar($input['media_id'], $user->ID);
}
}
$simple_local_avatars = new Simple_Local_Avatars;
/**
* more efficient to call simple local avatar directly in theme and avoid gravatar setup
*
* @param int|string|object $id_or_email A user ID, email address, or comment object
* @param int $size Size of the avatar image
* @param string $default URL to a default image to use if no avatar is available
* @param string $alt Alternate text to use in image tag. Defaults to blank
* @return string <img> tag for the user's avatar
*/
function get_simple_local_avatar( $id_or_email, $size = 96, $default = '', $alt = '' ) {
global $simple_local_avatars;
$avatar = $simple_local_avatars->get_avatar( '', $id_or_email, $size, $default, $alt );
if ( empty ( $avatar ) ) {
remove_action( 'get_avatar', array( $simple_local_avatars, 'get_avatar' ) );
$avatar = get_avatar( $id_or_email, $size, $default, $alt );
add_action( 'get_avatar', array( $simple_local_avatars, 'get_avatar' ), 10, 5 );
}
return $avatar;
}
if ( ! function_exists( 'get_avatar' ) && ( $simple_local_avatars_options = get_option('simple_local_avatars') ) && ! empty( $simple_local_avatars_options['only'] ) ) :
/**
* Retrieve the avatar for a user who provided a user ID or email address.
*
* @param int|string|object $id_or_email A user ID, email address, or comment object
* @param int $size Size of the avatar image
* @param string $default URL to a default image to use if no avatar is available
* @param string $alt Alternative text to use in image tag. Defaults to blank
* @return string <img> tag for the user's avatar
*/
function get_avatar( $id_or_email, $size = 96, $default = '', $alt = '' ) {
global $simple_local_avatars;
if ( ! get_option('show_avatars') )
return false;
$safe_alt = empty( $alt ) ? '' : esc_attr( $alt );
if ( !is_numeric($size) )
$size = 96;
if ( ! $avatar = $simple_local_avatars->get_avatar( '', $id_or_email, $size, $default, $alt ) ) :
if ( empty($default) ) {
$avatar_default = get_option('avatar_default');
if ( empty($avatar_default) )
$default = 'mystery';
else
$default = $avatar_default;
}
$host = is_ssl() ? 'https://secure.gravatar.com' : 'http://0.gravatar.com';
if ( 'mystery' == $default )
$default = "$host/avatar/ad516503a11cd5ca435acc9bb6523536?s={$size}"; // ad516503a11cd5ca435acc9bb6523536 == md5('unknown@gravatar.com')
elseif ( 'blank' == $default )
$default = includes_url( 'images/blank.gif' );
elseif ( 'gravatar_default' == $default )
$default = "$host/avatar/?s={$size}";
else
$default = "$host/avatar/?d=$default&amp;s={$size}";
$avatar = "<img alt='{$safe_alt}' src='" . $default . "' class='avatar avatar-{$size} photo avatar-default' height='{$size}' width='{$size}' />";
endif;
return apply_filters('get_avatar', $avatar, $id_or_email, $size, $default, $alt);
}
endif;
/**
* on uninstallation, remove the custom field from the users and delete the local avatars
*/
register_uninstall_hook( __FILE__, 'simple_local_avatars_uninstall' );
function simple_local_avatars_uninstall() {
$simple_local_avatars = new Simple_Local_Avatars;
$users = get_users(array(
'meta_key' => 'simple_local_avatar',
'fields' => 'ids',
));
foreach ( $users as $user_id ):
$simple_local_avatars->avatar_delete( $user_id );
endforeach;
delete_option('simple_local_avatars');
}