get_avatar_data
函数
get_avatar_data ( $id_or_email, $args = null )
- 参数
-
-
(mixed)
$id_or_email
The avatar to retrieve. Accepts a user ID, Gravatar MD5 hash, user email, WP_User object, WP_Post object, or WP_Comment object.- Required: 是
-
(array)
$args
{ Optional. Arguments to use instead of the default arguments. @type int $size Height and width of the avatar image file in pixels. Default 96. @type int $height Display height of the avatar in pixels. Defaults to $size. @type int $width Display width of the avatar in pixels. Defaults to $size. @type string $default URL for the default image or a default type. Accepts ‘404’ (return a 404 instead of a default image), ‘retro’ (8bit), ‘monsterid’ (monster), ‘wavatar’ (cartoon face), ‘indenticon’ (the “quilt”), ‘mystery’, ‘mm’, or ‘mysteryman’ (The Oyster Man), ‘blank’ (transparent GIF), or ‘gravatar_default’ (the Gravatar logo). Default is the value of the ‘avatar_default’ option, with a fallback of ‘mystery’. @type bool $force_default Whether to always show the default image, never the Gravatar. Default false. @type string $rating What rating to display avatars up to. Accepts ‘G’, ‘PG’, ‘R’, ‘X’, and are judged in that order. Default is the value of the ‘avatar_rating’ option. @type string $scheme URL scheme to use. See set_url_scheme() for accepted values. Default null. @type array $processed_args When the function returns, the value will be the processed/sanitized $args plus a “found_avatar” guess. Pass as a reference. Default null. @type string $extra_attr HTML attributes to insert in the IMG element. Is not sanitized. Default empty. }- Required: 否
- Default: null
-
(mixed)
- 返回值
-
- (array) { Along with the arguments passed in `$args`, this will contain a couple of extra arguments. @type bool $found_avatar True if an avatar was found for this user, false or not set if none was found. @type string|false $url The URL of the avatar that was found, or false. }
- 定义位置
-
-
wp-includes/link-template.php
, line 4263
-
wp-includes/link-template.php
- 引入
- 4.2.0
- 弃用
- –
检索关于头像的默认数据。
function get_avatar_data( $id_or_email, $args = null ) { $args = wp_parse_args( $args, array( 'size' => 96, 'height' => null, 'width' => null, 'default' => get_option( 'avatar_default', 'mystery' ), 'force_default' => false, 'rating' => get_option( 'avatar_rating' ), 'scheme' => null, 'processed_args' => null, // If used, should be a reference. 'extra_attr' => '', ) ); if ( is_numeric( $args['size'] ) ) { $args['size'] = absint( $args['size'] ); if ( ! $args['size'] ) { $args['size'] = 96; } } else { $args['size'] = 96; } if ( is_numeric( $args['height'] ) ) { $args['height'] = absint( $args['height'] ); if ( ! $args['height'] ) { $args['height'] = $args['size']; } } else { $args['height'] = $args['size']; } if ( is_numeric( $args['width'] ) ) { $args['width'] = absint( $args['width'] ); if ( ! $args['width'] ) { $args['width'] = $args['size']; } } else { $args['width'] = $args['size']; } if ( empty( $args['default'] ) ) { $args['default'] = get_option( 'avatar_default', 'mystery' ); } switch ( $args['default'] ) { case 'mm': case 'mystery': case 'mysteryman': $args['default'] = 'mm'; break; case 'gravatar_default': $args['default'] = false; break; } $args['force_default'] = (bool) $args['force_default']; $args['rating'] = strtolower( $args['rating'] ); $args['found_avatar'] = false; /** * Filters whether to retrieve the avatar URL early. * * Passing a non-null value in the 'url' member of the return array will * effectively short circuit get_avatar_data(), passing the value through * the {@see 'get_avatar_data'} filter and returning early. * * @since 4.2.0 * * @param array $args Arguments passed to get_avatar_data(), after processing. * @param mixed $id_or_email The avatar to retrieve. Accepts a user ID, Gravatar MD5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. */ $args = apply_filters( 'pre_get_avatar_data', $args, $id_or_email ); if ( isset( $args['url'] ) ) { /** This filter is documented in wp-includes/link-template.php */ return apply_filters( 'get_avatar_data', $args, $id_or_email ); } $email_hash = ''; $user = false; $email = false; if ( is_object( $id_or_email ) && isset( $id_or_email->comment_ID ) ) { $id_or_email = get_comment( $id_or_email ); } // Process the user identifier. if ( is_numeric( $id_or_email ) ) { $user = get_user_by( 'id', absint( $id_or_email ) ); } elseif ( is_string( $id_or_email ) ) { if ( strpos( $id_or_email, '@md5.gravatar.com' ) ) { // MD5 hash. list( $email_hash ) = explode( '@', $id_or_email ); } else { // Email address. $email = $id_or_email; } } elseif ( $id_or_email instanceof WP_User ) { // User object. $user = $id_or_email; } elseif ( $id_or_email instanceof WP_Post ) { // Post object. $user = get_user_by( 'id', (int) $id_or_email->post_author ); } elseif ( $id_or_email instanceof WP_Comment ) { if ( ! is_avatar_comment_type( get_comment_type( $id_or_email ) ) ) { $args['url'] = false; /** This filter is documented in wp-includes/link-template.php */ return apply_filters( 'get_avatar_data', $args, $id_or_email ); } if ( ! empty( $id_or_email->user_id ) ) { $user = get_user_by( 'id', (int) $id_or_email->user_id ); } if ( ( ! $user || is_wp_error( $user ) ) && ! empty( $id_or_email->comment_author_email ) ) { $email = $id_or_email->comment_author_email; } } if ( ! $email_hash ) { if ( $user ) { $email = $user->user_email; } if ( $email ) { $email_hash = md5( strtolower( trim( $email ) ) ); } } if ( $email_hash ) { $args['found_avatar'] = true; $gravatar_server = hexdec( $email_hash[0] ) % 3; } else { $gravatar_server = rand( 0, 2 ); } $url_args = array( 's' => $args['size'], 'd' => $args['default'], 'f' => $args['force_default'] ? 'y' : false, 'r' => $args['rating'], ); if ( is_ssl() ) { $url = 'https://secure.gravatar.com/avatar/' . $email_hash; } else { $url = sprintf( 'http://%d.gravatar.com/avatar/%s', $gravatar_server, $email_hash ); } $url = add_query_arg( rawurlencode_deep( array_filter( $url_args ) ), set_url_scheme( $url, $args['scheme'] ) ); /** * Filters the avatar URL. * * @since 4.2.0 * * @param string $url The URL of the avatar. * @param mixed $id_or_email The avatar to retrieve. Accepts a user ID, Gravatar MD5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. * @param array $args Arguments passed to get_avatar_data(), after processing. */ $args['url'] = apply_filters( 'get_avatar_url', $url, $id_or_email, $args ); /** * Filters the avatar data. * * @since 4.2.0 * * @param array $args Arguments passed to get_avatar_data(), after processing. * @param mixed $id_or_email The avatar to retrieve. Accepts a user ID, Gravatar MD5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. */ return apply_filters( 'get_avatar_data', $args, $id_or_email ); }
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