File: /home/dermova/www/india/wp-content/plugins/jetpack/modules/widget-visibility/widget-conditions.php
<?php
/**
* Hide or show widgets conditionally.
*/
class Jetpack_Widget_Conditions {
static $passed_template_redirect = false;
public static function init() {
if ( is_admin() ) {
add_action( 'sidebar_admin_setup', array( __CLASS__, 'widget_admin_setup' ) );
add_filter( 'widget_update_callback', array( __CLASS__, 'widget_update' ), 10, 3 );
add_action( 'in_widget_form', array( __CLASS__, 'widget_conditions_admin' ), 10, 3 );
add_action( 'wp_ajax_widget_conditions_options', array( __CLASS__, 'widget_conditions_options' ) );
}
else {
add_filter( 'widget_display_callback', array( __CLASS__, 'filter_widget' ) );
add_filter( 'sidebars_widgets', array( __CLASS__, 'sidebars_widgets' ) );
add_action( 'template_redirect', array( __CLASS__, 'template_redirect' ) );
}
}
public static function widget_admin_setup() {
if( is_rtl() ) {
wp_enqueue_style( 'widget-conditions', plugins_url( 'widget-conditions/rtl/widget-conditions-rtl.css', __FILE__ ) );
} else {
wp_enqueue_style( 'widget-conditions', plugins_url( 'widget-conditions/widget-conditions.css', __FILE__ ) );
}
wp_enqueue_style( 'widget-conditions', plugins_url( 'widget-conditions/widget-conditions.css', __FILE__ ) );
wp_enqueue_script( 'widget-conditions', plugins_url( 'widget-conditions/widget-conditions.js', __FILE__ ), array( 'jquery', 'jquery-ui-core' ), 20140721, true );
}
/**
* Provided a second level of granularity for widget conditions.
*/
public static function widget_conditions_options_echo( $major = '', $minor = '' ) {
switch ( $major ) {
case 'category':
?>
<option value=""><?php _e( 'All category pages', 'jetpack' ); ?></option>
<?php
$categories = get_categories( array( 'number' => 1000, 'orderby' => 'count', 'order' => 'DESC' ) );
usort( $categories, array( __CLASS__, 'strcasecmp_name' ) );
foreach ( $categories as $category ) {
?>
<option value="<?php echo esc_attr( $category->term_id ); ?>" <?php selected( $category->term_id, $minor ); ?>><?php echo esc_html( $category->name ); ?></option>
<?php
}
break;
case 'loggedin':
?>
<option value="loggedin" <?php selected( 'loggedin', $minor ); ?>><?php _e( 'Logged In', 'jetpack' ); ?></option>
<option value="loggedout" <?php selected( 'loggedout', $minor ); ?>><?php _e( 'Logged Out', 'jetpack' ); ?></option>
<?php
break;
case 'author':
?>
<option value=""><?php _e( 'All author pages', 'jetpack' ); ?></option>
<?php
foreach ( get_users( array( 'orderby' => 'name', 'exclude_admin' => true ) ) as $author ) {
?>
<option value="<?php echo esc_attr( $author->ID ); ?>" <?php selected( $author->ID, $minor ); ?>><?php echo esc_html( $author->display_name ); ?></option>
<?php
}
break;
case 'role':
global $wp_roles;
foreach ( $wp_roles->roles as $role_key => $role ) {
?>
<option value="<?php echo esc_attr( $role_key ); ?>" <?php selected( $role_key, $minor ); ?> ><?php echo esc_html( $role['name'] ); ?></option>
<?php
}
break;
case 'tag':
?>
<option value=""><?php _e( 'All tag pages', 'jetpack' ); ?></option>
<?php
$tags = get_tags( array( 'number' => 1000, 'orderby' => 'count', 'order' => 'DESC' ) );
usort( $tags, array( __CLASS__, 'strcasecmp_name' ) );
foreach ( $tags as $tag ) {
?>
<option value="<?php echo esc_attr($tag->term_id ); ?>" <?php selected( $tag->term_id, $minor ); ?>><?php echo esc_html( $tag->name ); ?></option>
<?php
}
break;
case 'date':
?>
<option value="" <?php selected( '', $minor ); ?>><?php _e( 'All date archives', 'jetpack' ); ?></option>
<option value="day"<?php selected( 'day', $minor ); ?>><?php _e( 'Daily archives', 'jetpack' ); ?></option>
<option value="month"<?php selected( 'month', $minor ); ?>><?php _e( 'Monthly archives', 'jetpack' ); ?></option>
<option value="year"<?php selected( 'year', $minor ); ?>><?php _e( 'Yearly archives', 'jetpack' ); ?></option>
<?php
break;
case 'page':
// Previously hardcoded post type options.
if ( ! $minor )
$minor = 'post_type-page';
else if ( 'post' == $minor )
$minor = 'post_type-post';
?>
<option value="front" <?php selected( 'front', $minor ); ?>><?php _e( 'Front page', 'jetpack' ); ?></option>
<option value="posts" <?php selected( 'posts', $minor ); ?>><?php _e( 'Posts page', 'jetpack' ); ?></option>
<option value="archive" <?php selected( 'archive', $minor ); ?>><?php _e( 'Archive page', 'jetpack' ); ?></option>
<option value="404" <?php selected( '404', $minor ); ?>><?php _e( '404 error page', 'jetpack' ); ?></option>
<option value="search" <?php selected( 'search', $minor ); ?>><?php _e( 'Search results', 'jetpack' ); ?></option>
<optgroup label="<?php esc_attr_e( 'Post type:', 'jetpack' ); ?>">
<?php
$post_types = get_post_types( array( 'public' => true ), 'objects' );
foreach ( $post_types as $post_type ) {
?>
<option value="<?php echo esc_attr( 'post_type-' . $post_type->name ); ?>" <?php selected( 'post_type-' . $post_type->name, $minor ); ?>><?php echo esc_html( $post_type->labels->singular_name ); ?></option>
<?php
}
?>
</optgroup>
<optgroup label="<?php esc_attr_e( 'Static page:', 'jetpack' ); ?>">
<?php
echo str_replace( ' value="' . esc_attr( $minor ) . '"', ' value="' . esc_attr( $minor ) . '" selected="selected"', preg_replace( '/<\/?select[^>]*?>/i', '', wp_dropdown_pages( array( 'echo' => false ) ) ) );
?>
</optgroup>
<?php
break;
case 'taxonomy':
?>
<option value=""><?php _e( 'All taxonomy pages', 'jetpack' ); ?></option>
<?php
$taxonomies = get_taxonomies( array( '_builtin' => false ), 'objects' );
usort( $taxonomies, array( __CLASS__, 'strcasecmp_name' ) );
foreach ( $taxonomies as $taxonomy ) {
?>
<optgroup label="<?php esc_attr_e( $taxonomy->labels->name . ':', 'jetpack' ); ?>">
<option value="<?php echo esc_attr( $taxonomy->name ); ?>" <?php selected( $taxonomy->name, $minor ); ?>><?php echo 'All ' . esc_html( $taxonomy->name ) . ' pages'; ?></option>
<?php
$terms = get_terms( array( $taxonomy->name ), array( 'number' => 250, 'hide_empty' => false ) );
foreach ( $terms as $term ) {
?>
<option value="<?php echo esc_attr( $taxonomy->name . '_tax_' . $term->term_id ); ?>" <?php selected( $taxonomy->name . '_tax_' . $term->term_id, $minor ); ?>><?php echo esc_html( $term->name ); ?></option>
<?php
}
?>
</optgroup>
<?php
}
break;
}
}
/**
* This is the AJAX endpoint for the second level of conditions.
*/
public static function widget_conditions_options() {
self::widget_conditions_options_echo( $_REQUEST['major'], isset( $_REQUEST['minor'] ) ? $_REQUEST['minor'] : '' );
die;
}
/**
* Add the widget conditions to each widget in the admin.
*
* @param $widget unused.
* @param $return unused.
* @param array $instance The widget settings.
*/
public static function widget_conditions_admin( $widget, $return, $instance ) {
$conditions = array();
if ( isset( $instance['conditions'] ) )
$conditions = $instance['conditions'];
if ( ! isset( $conditions['action'] ) )
$conditions['action'] = 'show';
if ( empty( $conditions['rules'] ) )
$conditions['rules'][] = array( 'major' => '', 'minor' => '' );
?>
<div class="widget-conditional <?php if ( empty( $_POST['widget-conditions-visible'] ) || $_POST['widget-conditions-visible'] == '0' ) { ?>widget-conditional-hide<?php } ?>">
<input type="hidden" name="widget-conditions-visible" value="<?php if ( isset( $_POST['widget-conditions-visible'] ) ) { echo esc_attr( $_POST['widget-conditions-visible'] ); } else { ?>0<?php } ?>" />
<?php if ( ! isset( $_POST['widget-conditions-visible'] ) ) { ?><a href="#" class="button display-options"><?php _e( 'Visibility', 'jetpack' ); ?></a><?php } ?>
<div class="widget-conditional-inner">
<div class="condition-top">
<?php printf( _x( '%s if:', 'placeholder: dropdown menu to select widget visibility; hide if or show if', 'jetpack' ), '<select name="conditions[action]"><option value="show" ' . selected( $conditions['action'], 'show', false ) . '>' . esc_html_x( 'Show', 'Used in the "%s if:" translation for the widget visibility dropdown', 'jetpack' ) . '</option><option value="hide" ' . selected( $conditions['action'], 'hide', false ) . '>' . esc_html_x( 'Hide', 'Used in the "%s if:" translation for the widget visibility dropdown', 'jetpack' ) . '</option></select>' ); ?>
</div><!-- .condition-top -->
<div class="conditions">
<?php
foreach ( $conditions['rules'] as $rule ) {
?>
<div class="condition">
<div class="selection alignleft">
<select class="conditions-rule-major" name="conditions[rules_major][]">
<option value="" <?php selected( "", $rule['major'] ); ?>><?php echo esc_html_x( '-- Select --', 'Used as the default option in a dropdown list', 'jetpack' ); ?></option>
<option value="category" <?php selected( "category", $rule['major'] ); ?>><?php esc_html_e( 'Category', 'jetpack' ); ?></option>
<option value="author" <?php selected( "author", $rule['major'] ); ?>><?php echo esc_html_x( 'Author', 'Noun, as in: "The author of this post is..."', 'jetpack' ); ?></option>
<?php
// this doesn't work on .com because of caching
if( ! ( defined( 'IS_WPCOM' ) && IS_WPCOM ) ) {
?>
<option value="loggedin" <?php selected( "loggedin", $rule['major'] ); ?>><?php echo esc_html_x( 'User', 'Noun', 'jetpack' ); ?></option>
<option value="role" <?php selected( "role", $rule['major'] ); ?>><?php echo esc_html_x( 'Role', 'Noun, as in: "The user role of that can access this widget is..."', 'jetpack' ); ?></option>
<?php } ?>
<option value="tag" <?php selected( "tag", $rule['major'] ); ?>><?php echo esc_html_x( 'Tag', 'Noun, as in: "This post has one tag."', 'jetpack' ); ?></option>
<option value="date" <?php selected( "date", $rule['major'] ); ?>><?php echo esc_html_x( 'Date', 'Noun, as in: "This page is a date archive."', 'jetpack' ); ?></option>
<option value="page" <?php selected( "page", $rule['major'] ); ?>><?php echo esc_html_x( 'Page', 'Example: The user is looking at a page, not a post.', 'jetpack' ); ?></option>
<?php if ( get_taxonomies( array( '_builtin' => false ) ) ) : ?>
<option value="taxonomy" <?php selected( "taxonomy", $rule['major'] ); ?>><?php echo esc_html_x( 'Taxonomy', 'Noun, as in: "This post has one taxonomy."', 'jetpack' ); ?></option>
<?php endif; ?>
</select>
<?php _ex( 'is', 'Widget Visibility: {Rule Major [Page]} is {Rule Minor [Search results]}', 'jetpack' ); ?>
<select class="conditions-rule-minor" name="conditions[rules_minor][]" <?php if ( ! $rule['major'] ) { ?> disabled="disabled"<?php } ?> data-loading-text="<?php esc_attr_e( 'Loading...', 'jetpack' ); ?>">
<?php self::widget_conditions_options_echo( $rule['major'], $rule['minor'] ); ?>
</select>
</div>
<div class="condition-control">
<span class="condition-conjunction"><?php echo esc_html_x( 'or', 'Shown between widget visibility conditions.', 'jetpack' ); ?></span>
<div class="actions alignright">
<a href="#" class="delete-condition"><?php esc_html_e( 'Delete', 'jetpack' ); ?></a> | <a href="#" class="add-condition"><?php esc_html_e( 'Add', 'jetpack' ); ?></a>
</div>
</div>
</div><!-- .condition -->
<?php
}
?>
</div><!-- .conditions -->
</div><!-- .widget-conditional-inner -->
</div><!-- .widget-conditional -->
<?php
}
/**
* On an AJAX update of the widget settings, process the display conditions.
*
* @param array $new_instance New settings for this instance as input by the user.
* @param array $old_instance Old settings for this instance.
* @return array Modified settings.
*/
public static function widget_update( $instance, $new_instance, $old_instance ) {
$conditions = array();
$conditions['action'] = $_POST['conditions']['action'];
$conditions['rules'] = array();
foreach ( $_POST['conditions']['rules_major'] as $index => $major_rule ) {
if ( ! $major_rule )
continue;
$conditions['rules'][] = array(
'major' => $major_rule,
'minor' => isset( $_POST['conditions']['rules_minor'][$index] ) ? $_POST['conditions']['rules_minor'][$index] : ''
);
}
if ( ! empty( $conditions['rules'] ) )
$instance['conditions'] = $conditions;
else
unset( $instance['conditions'] );
if (
( isset( $instance['conditions'] ) && ! isset( $old_instance['conditions'] ) )
||
(
isset( $instance['conditions'], $old_instance['conditions'] )
&&
serialize( $instance['conditions'] ) != serialize( $old_instance['conditions'] )
)
) {
do_action( 'widget_conditions_save' );
}
else if ( ! isset( $instance['conditions'] ) && isset( $old_instance['conditions'] ) ) {
do_action( 'widget_conditions_delete' );
}
return $instance;
}
/**
* Filter the list of widgets for a sidebar so that active sidebars work as expected.
*
* @param array $widget_areas An array of widget areas and their widgets.
* @return array The modified $widget_area array.
*/
public static function sidebars_widgets( $widget_areas ) {
$settings = array();
foreach ( $widget_areas as $widget_area => $widgets ) {
if ( empty( $widgets ) )
continue;
if ( 'wp_inactive_widgets' == $widget_area )
continue;
foreach ( $widgets as $position => $widget_id ) {
// Find the conditions for this widget.
if ( preg_match( '/^(.+?)-(\d+)$/', $widget_id, $matches ) ) {
$id_base = $matches[1];
$widget_number = intval( $matches[2] );
}
else {
$id_base = $widget_id;
$widget_number = null;
}
if ( ! isset( $settings[$id_base] ) ) {
$settings[$id_base] = get_option( 'widget_' . $id_base );
}
// New multi widget (WP_Widget)
if ( ! is_null( $widget_number ) ) {
if ( isset( $settings[$id_base][$widget_number] ) && false === self::filter_widget( $settings[$id_base][$widget_number] ) ) {
unset( $widget_areas[$widget_area][$position] );
}
}
// Old single widget
else if ( ! empty( $settings[ $id_base ] ) && false === self::filter_widget( $settings[$id_base] ) ) {
unset( $widget_areas[$widget_area][$position] );
}
}
}
return $widget_areas;
}
public static function template_redirect() {
self::$passed_template_redirect = true;
}
/**
* Determine whether the widget should be displayed based on conditions set by the user.
*
* @param array $instance The widget settings.
* @return array Settings to display or bool false to hide.
*/
public static function filter_widget( $instance ) {
global $wp_query;
if ( empty( $instance['conditions'] ) || empty( $instance['conditions']['rules'] ) )
return $instance;
// Store the results of all in-page condition lookups so that multiple widgets with
// the same visibility conditions don't result in duplicate DB queries.
static $condition_result_cache = array();
$condition_result = false;
foreach ( $instance['conditions']['rules'] as $rule ) {
$condition_key = $rule['major'] . ":" . $rule['minor'];
if ( isset( $condition_result_cache[ $condition_key ] ) ) {
$condition_result = $condition_result_cache[ $condition_key ];
}
else {
switch ( $rule['major'] ) {
case 'date':
switch ( $rule['minor'] ) {
case '':
$condition_result = is_date();
break;
case 'month':
$condition_result = is_month();
break;
case 'day':
$condition_result = is_day();
break;
case 'year':
$condition_result = is_year();
break;
}
break;
case 'page':
// Previously hardcoded post type options.
if ( 'post' == $rule['minor'] )
$rule['minor'] = 'post_type-post';
else if ( ! $rule['minor'] )
$rule['minor'] = 'post_type-page';
switch ( $rule['minor'] ) {
case '404':
$condition_result = is_404();
break;
case 'search':
$condition_result = is_search();
break;
case 'archive':
$condition_result = is_archive();
break;
case 'posts':
$condition_result = $wp_query->is_posts_page;
break;
case 'home':
$condition_result = is_home();
break;
case 'front':
if ( current_theme_supports( 'infinite-scroll' ) )
$condition_result = is_front_page();
else {
$condition_result = is_front_page() && !is_paged();
}
break;
default:
if ( substr( $rule['minor'], 0, 10 ) == 'post_type-' )
$condition_result = is_singular( substr( $rule['minor'], 10 ) );
else {
// $rule['minor'] is a page ID
$condition_result = is_page( $rule['minor'] );
}
break;
}
break;
case 'tag':
if ( ! $rule['minor'] && is_tag() )
$condition_result = true;
else if ( is_singular() && $rule['minor'] && has_tag( $rule['minor'] ) )
$condition_result = true;
else {
$tag = get_tag( $rule['minor'] );
if ( $tag && is_tag( $tag->slug ) )
$condition_result = true;
}
break;
case 'category':
if ( ! $rule['minor'] && is_category() )
$condition_result = true;
else if ( is_category( $rule['minor'] ) )
$condition_result = true;
else if ( is_singular() && $rule['minor'] && in_array( 'category', get_post_taxonomies() ) && has_category( $rule['minor'] ) )
$condition_result = true;
break;
case 'loggedin':
$condition_result = is_user_logged_in();
if ( 'loggedin' !== $rule['minor'] ) {
$condition_result = ! $condition_result;
}
break;
case 'author':
$post = get_post();
if ( ! $rule['minor'] && is_author() )
$condition_result = true;
else if ( $rule['minor'] && is_author( $rule['minor'] ) )
$condition_result = true;
else if ( is_singular() && $rule['minor'] && $rule['minor'] == $post->post_author )
$condition_result = true;
break;
case 'role':
if( is_user_logged_in() ) {
global $current_user;
get_currentuserinfo();
$user_roles = $current_user->roles;
if( in_array( $rule['minor'], $user_roles ) ) {
$condition_result = true;
} else {
$condition_result = false;
}
} else {
$condition_result = false;
}
break;
case 'taxonomy':
$term = explode( '_tax_', $rule['minor'] ); // $term[0] = taxonomy name; $term[1] = term id
if ( isset( $term[1] ) && is_tax( $term[0], $term[1] ) )
$condition_result = true;
else if ( isset( $term[1] ) && is_singular() && $term[1] && has_term( $term[1], $term[0] ) )
$condition_result = true;
else if ( is_singular() && $post_id = get_the_ID() ){
$terms = get_the_terms( $post_id, $rule['minor'] ); // Does post have terms in taxonomy?
if( $terms & ! is_wp_error( $terms ) ) {
$condition_result = true;
}
}
break;
}
if ( $condition_result || self::$passed_template_redirect ) {
// Some of the conditions will return false when checked before the template_redirect
// action has been called, like is_page(). Only store positive lookup results, which
// won't be false positives, before template_redirect, and everything after.
$condition_result_cache[ $condition_key ] = $condition_result;
}
}
if ( $condition_result )
break;
}
if ( ( 'show' == $instance['conditions']['action'] && ! $condition_result ) || ( 'hide' == $instance['conditions']['action'] && $condition_result ) )
return false;
return $instance;
}
public static function strcasecmp_name( $a, $b ) {
return strcasecmp( $a->name, $b->name );
}
}
add_action( 'init', array( 'Jetpack_Widget_Conditions', 'init' ) );