Dynamic disabling of unavailable directory filters in search results.

Based on group type.

See cuny-academic-commons/commons-in-a-box#238.

functions.php

@@ -208,6 +208,17 @@ function openlab_load_scripts() {
 		);
 
 		wp_register_script( 'parsley', $stylesheet_dir_uri . '/js/parsley.min.js', array( 'jquery' ), $ver, true );
+
+		if ( bp_is_groups_directory() || openlab_is_search_results_page() || bp_is_members_directory() ) {
+			wp_enqueue_script( 'openlab-directory', $stylesheet_dir_uri . '/js/directory.js', [ 'jquery' ], $ver, true );
+			wp_localize_script(
+				'openlab-directory',
+				'OLDirectory',
+				[
+					'groupTypeDisabledFilters' => openlab_group_type_disabled_filters(),
+				]
+			);
+		}
 	}
 }
 add_action( 'wp_enqueue_scripts', 'openlab_load_scripts' );

js/directory.js

@@ -0,0 +1,79 @@
+(function($){
+		var $groupTypeCheckboxes,
+			allSidebarFilters = [];
+
+    $(document).ready(function(){
+			if ( 0 !== $('.openlab-search-results').length ) {
+				$('.sidebar-filter input[type="checkbox"], .custom-select select' ).each( function() {
+					allSidebarFilters.push( this.id );
+				} );
+
+				$groupTypeCheckboxes = $('.sidebar-filter-checkbox input.group-type-checkbox');
+				$groupTypeCheckboxes.on( 'change', calculateFilterStates );
+				calculateFilterStates();
+			}
+    });
+
+		calculateSelectedGroupTypes = function() {
+			var allGroupTypes = [];
+			var selectedGroupTypes = [];
+
+			$groupTypeCheckboxes.each(function(){
+				var thisGroupType = this;
+
+				allGroupTypes.push( thisGroupType.value );
+				if ( thisGroupType.checked ) {
+					selectedGroupTypes.push( thisGroupType.value );
+				}
+			});
+
+			if ( 0 === selectedGroupTypes.length ) {
+				return allGroupTypes;
+			} else {
+				return selectedGroupTypes;
+			}
+		};
+
+		/**
+		 * Determines whether filters should be disabled based on select group types.
+		 */
+		calculateFilterStates = function() {
+			var selectedGroupTypes = calculateSelectedGroupTypes();
+			var disabledFilters = {};
+
+			// Convert group-type disabled filters lists to an array of arrays (to use reduce() below).
+			var disabledFiltersArray = []
+			for ( var i in window.OLDirectory.groupTypeDisabledFilters ) {
+				if ( -1 === selectedGroupTypes.indexOf( i ) ) {
+					continue;
+				}
+
+				if ( ! window.OLDirectory.groupTypeDisabledFilters.hasOwnProperty( i ) ) {
+					continue;
+				}
+
+				disabledFiltersArray.push( window.OLDirectory.groupTypeDisabledFilters[ i ] );
+			}
+
+			// Intersect of all disabled fields.
+			var disabledFilters = []
+			if ( disabledFiltersArray.length ) {
+				disabledFilters = disabledFiltersArray.reduce((a, b) => a.filter(c => b.includes(c)));
+			}
+
+			allSidebarFilters.forEach( function( sidebarFilterId ) {
+				var $el = $( '#' + sidebarFilterId );
+				var $elLabel = $( 'label[for="' + sidebarFilterId + '"]' );
+
+				// Everything is enabled by default.
+				$el.removeProp( 'disabled' ).removeClass( 'disabled-checkbox' );
+				$elLabel.removeClass( 'disabled-label' );
+
+				if ( -1 !== disabledFilters.indexOf( sidebarFilterId ) ) {
+					$el.prop( 'disabled', true ).addClass( 'disabled-checkbox' );
+					$elLabel.addClass( 'disabled-label' );
+				}
+			} );
+		};
+
+}(jQuery));

lib/group-funcs.php

@@ -1813,6 +1813,53 @@ function openlab_current_directory_filters() {
 	echo $markup;
 }
 
+/**
+ * Gets a list of directory filter fields for each group type.
+ *
+ * @since 1.2.0
+ *
+ * @return array
+ */
+function openlab_group_type_disabled_filters() {
+	$disabled    = [];
+	$group_types = cboxol_get_group_types();
+	foreach ( $group_types as $group_type ) {
+		$group_type_disabled = [];
+
+		if ( ! $group_type->get_can_be_cloned() ) {
+			$group_type_disabled[] = 'checkbox-is-cloneable';
+		}
+
+		if ( ! $group_type->get_supports_course_information() ) {
+			$group_type_disabled[] = 'course-term-select';
+		}
+
+		$group_terms = bpcgc_get_terms_by_group_type( $group_type->get_slug() );
+		if ( ! $group_terms ) {
+			$group_type_disabled[] = 'bp-group-categories-select';
+		}
+
+		if ( ! $group_type->get_is_portfolio() ) {
+			$group_type_disabled[] = 'portfolio-user-member-type-select';
+		}
+
+
+		$disabled[ $group_type->get_slug() ] = $group_type_disabled;
+	}
+
+	if ( defined( 'OLBADGES_VERSION' ) ) {
+		$all_badges = \OpenLab\Badges\Badge::get();
+		foreach ( $all_badges as $badge ) {
+			foreach ( $disabled as $group_type => &$type_disabled ) {
+				if ( ! in_array( $group_type, $badge->get_group_types(), true ) ) {
+					$type_disabled[] = 'checkbox-badge-' . $badge->get_id();
+				}
+			}
+		}
+	}
+
+	return $disabled;
+}
 /**
  * Get a group's recent posts and comments, and display them in two widgets
  */

parts/sidebar/filter-group-type.php

@@ -8,7 +8,7 @@
 		<?php foreach ( cboxol_get_group_types() as $group_type ) : ?>
 			<div class="sidebar-filter-checkbox">
 				<label for="checkbox-group-type-<?php echo esc_attr( $group_type->get_slug() ); ?>">
-					<input type="checkbox" name="group-types[]" id="checkbox-group-type-<?php echo esc_attr( $group_type->get_slug() ); ?>" <?php checked( in_array( $group_type->get_slug(), $current_group_types, true ) ); ?> value="<?php echo esc_attr( $group_type->get_slug() ); ?>" /> <?php echo esc_html( $group_type->get_name() ); ?>
+					<input type="checkbox" name="group-types[]" class="group-type-checkbox" id="checkbox-group-type-<?php echo esc_attr( $group_type->get_slug() ); ?>" <?php checked( in_array( $group_type->get_slug(), $current_group_types, true ) ); ?> value="<?php echo esc_attr( $group_type->get_slug() ); ?>" /> <?php echo esc_html( $group_type->get_name() ); ?>
 				</label>
 			</div>
 		<?php endforeach; ?>

search-results.php

@@ -9,7 +9,7 @@
 <div id="content" class="hfeed row">
 	<?php get_template_part( 'parts/sidebar/groups' ); ?>
 	<div <?php post_class( 'col-sm-18 col-xs-24' ); ?>>
-		<div id="openlab-main-content"  class="content-wrapper">
+		<div id="openlab-main-content" class="content-wrapper openlab-search-results">
 			<div class="entry-title">
 				<h1><?php esc_html_e( 'Search Results', 'commons-in-a-box' ); ?></h1>