Current File : //proc/1857783/root/var/www/cwg/wp-content/plugins/members/inc/functions-shortcodes.php
<?php
/**
* Shortcodes for use within posts and other shortcode-aware areas.
*
* @package Members
* @subpackage Includes
* @author Justin Tadlock <justintadlock@gmail.com>
* @copyright Copyright (c) 2009 - 2018, Justin Tadlock
* @link https://themehybrid.com/plugins/members
* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*/
# Add shortcodes.
add_action( 'init', 'members_register_shortcodes' );
/**
* Registers shortcodes.
*
* @since 0.2.0
* @access public
* @return void
*/
function members_register_shortcodes() {
// Add the `[members_login_form]` shortcode.
add_shortcode( 'members_login_form', 'members_login_form_shortcode' );
add_shortcode( 'login-form', 'members_login_form_shortcode' ); // @deprecated 1.0.0
// Add the `[members_access]` shortcode.
add_shortcode( 'members_access', 'members_access_check_shortcode' );
add_shortcode( 'access', 'members_access_check_shortcode' ); // @deprecated 1.0.0
// Add the `[members_feed]` shortcode.
add_shortcode( 'members_feed', 'members_feed_shortcode' );
add_shortcode( 'feed', 'members_feed_shortcode' ); // @deprecated 1.0.0
// Add the `[members_logged_in]` shortcode.
add_shortcode( 'members_logged_in', 'members_is_user_logged_in_shortcode' );
add_shortcode( 'is_user_logged_in', 'members_is_user_logged_in_shortcode' ); // @deprecated 1.0.0
// Add the `[members_not_logged_in]` shortcode.
add_shortcode( 'members_not_logged_in', 'members_not_logged_in_shortcode' );
// @deprecated 0.2.0.
add_shortcode( 'get_avatar', 'members_get_avatar_shortcode' );
add_shortcode( 'avatar', 'members_get_avatar_shortcode' );
}
/**
* Displays content if the user viewing it is currently logged in. This also blocks content
* from showing in feeds.
*
* @since 0.1.0
* @access public
* @param array $attr
* @param string $content
* @return string
*/
function members_is_user_logged_in_shortcode( $attr, $content = null ) {
return is_feed() || ! is_user_logged_in() || is_null( $content ) ? '' : do_shortcode( $content );
}
/**
* Displays content if the user viewing it is not currently logged in.
*
* @since 2.0.0
* @access public
* @param array $attr
* @param string $content
* @return string
*/
function members_not_logged_in_shortcode( $attr, $content = null ) {
return is_user_logged_in() || is_null( $content ) ? '' : do_shortcode( $content );
}
/**
* Content that should only be shown in feed readers. Can be useful for displaying
* feed-specific items.
*
* @since 0.1.0
* @access public
* @param array $attr
* @param string $content
* @return string
*/
function members_feed_shortcode( $attr, $content = null ) {
return ! is_feed() || is_null( $content ) ? '' : do_shortcode( $content );
}
/**
* Provide/restrict access to specific roles or capabilities. This content should not be shown
* in feeds. Note that capabilities are checked first. If a capability matches, any roles
* added will *not* be checked. Users should choose between using either capabilities or roles
* for the check rather than both. The best option is to always use a capability.
*
* @since 0.1.0
* @access public
* @param array $attr
* @param string $content
* @return string
*/
function members_access_check_shortcode( $attr, $content = null ) {
// If there's no content or if viewing a feed, return an empty string.
if ( is_null( $content ) || is_feed() )
return '';
$user_can = false;
// Set up the default attributes.
$defaults = array(
'capability' => '', // Single capability or comma-separated multiple capabilities.
'role' => '', // Single role or comma-separated multiple roles.
'user_id' => '', // Single user ID or comma-separated multiple IDs.
'user_name' => '', // Single user name or comma-separated multiple names.
'user_email' => '', // Single user email or comma-separated multiple emails.
'operator' => 'or' // Only the `!` operator is supported for now. Everything else falls back to `or`.
);
// Merge the input attributes and the defaults.
$attr = shortcode_atts( $defaults, $attr, 'members_access' );
// Get the operator.
$operator = strtolower( $attr['operator'] );
// If the current user has the capability, show the content.
if ( $attr['capability'] ) {
// Get the capabilities.
$caps = explode( ',', $attr['capability'] );
if ( '!' === $operator )
return members_current_user_can_any( $caps ) ? '' : do_shortcode( $content );
return members_current_user_can_any( $caps ) ? do_shortcode( $content ) : '';
}
// If the current user has the role, show the content.
if ( $attr['role'] ) {
// Get the roles.
$roles = explode( ',', $attr['role'] );
if ( '!' === $operator )
return members_current_user_has_role( $roles ) ? '' : do_shortcode( $content );
return members_current_user_has_role( $roles ) ? do_shortcode( $content ) : '';
}
$user_id = 0;
$user_name = $user_email = '';
if ( is_user_logged_in() ) {
$user = wp_get_current_user();
$user_id = get_current_user_id();
$user_name = $user->user_login;
$user_email = $user->user_email;
}
// If the current user has one of the user ids.
if ( $attr['user_id'] ) {
// Get the user IDs.
$ids = array_map( 'trim', explode( ',', $attr['user_id'] ) );
if ( '!' === $operator ) {
return in_array( $user_id, $ids ) ? '' : do_shortcode( $content );
}
return in_array( $user_id, $ids ) ? do_shortcode( $content ) : '';
}
// If the current user has one of the user names.
if ( $attr['user_name'] ) {
// Get the user names.
$names = array_map( 'trim', explode( ',', $attr['user_name'] ) );
if ( '!' === $operator ) {
return in_array( $user_name, $names ) ? '' : do_shortcode( $content );
}
return in_array( $user_name, $names ) ? do_shortcode( $content ) : '';
}
// If the current user has one of the user emails.
if ( $attr['user_email'] ) {
// Get the user emails.
$emails = array_map( 'trim', explode( ',', $attr['user_email'] ) );
if ( '!' === $operator ) {
return in_array( $user_email, $emails ) ? '' : do_shortcode( $content );
}
return in_array( $user_email, $emails ) ? do_shortcode( $content ) : '';
}
// Return an empty string if we've made it to this point.
return '';
}
/**
* Displays a login form.
*
* @since 0.1.0
* @access public
* @return string
*/
function members_login_form_shortcode() {
return wp_login_form( array( 'echo' => false ) );
}
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