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<?php |
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/** |
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* Search widget class |
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* @since 1.6 |
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*/ |
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class GravityView_Search_WP_Widget extends WP_Widget { |
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public function __construct() { |
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$widget_ops = array( |
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'classname' => 'widget_gravityview_search', |
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'description' => __( 'A search form for a specific GravityView.', 'gravityview') |
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); |
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$widget_display = array( |
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'width' => 650 |
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); |
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parent::__construct( 'gravityview_search', __( 'GravityView Search', 'gravityview' ), $widget_ops, $widget_display ); |
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$this->load_required_files(); |
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$gravityview_widget = GravityView_Widget_Search::getInstance(); |
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// frontend - filter entries |
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add_filter( 'gravityview_fe_search_criteria', array( $gravityview_widget, 'filter_entries' ), 10, 3 ); |
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// frontend - add template path |
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add_filter( 'gravityview_template_paths', array( $gravityview_widget, 'add_template_path' ) ); |
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unset( $gravityview_widget ); |
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} |
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private function load_required_files() { |
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if( !class_exists( 'GravityView_Widget_Search' ) ) { |
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gravityview_register_gravityview_widgets(); |
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} |
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} |
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private static function get_defaults() { |
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return array( |
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'title' => '', |
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'view_id' => 0, |
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'post_id' => '', |
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'search_fields' => '', |
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'search_clear' => 0, |
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'search_mode' => 'any' |
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); |
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} |
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public function widget( $args, $instance ) { |
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// Don't show unless a View ID has been set. |
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if( empty( $instance['view_id'] ) ) { |
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gravityview()->log->debug( 'No View ID has been defined. Not showing the widget.', array( 'data' => $instance ) ); |
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return; |
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} |
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if ( ! class_exists( 'GravityView_View' ) ) { |
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gravityview()->log->debug( 'GravityView_View does not exist. Not showing the widget.' ); |
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return; |
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} |
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/** This filter is documented in wp-includes/default-widgets.php */ |
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$title = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['title'], $instance, $this->id_base ); |
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echo $args['before_widget']; |
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if ( $title ) { |
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echo $args['before_title'] . $title . $args['after_title']; |
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} |
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// @todo Add to the widget configuration form |
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$instance['search_layout'] = apply_filters( 'gravityview/widget/search/layout', 'vertical', $instance ); |
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$instance['context'] = 'wp_widget'; |
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// form |
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$instance['form_id'] = GVCommon::get_meta_form_id( $instance['view_id'] ); |
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$instance['form'] = GVCommon::get_form( $instance['form_id'] ); |
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// We don't want to overwrite existing context, etc. |
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$previous_view = GravityView_View::getInstance(); |
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/** @hack */ |
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new GravityView_View( $instance ); |
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GravityView_Widget_Search::getInstance()->render_frontend( $instance ); |
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/** |
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* Restore previous View context |
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* @hack |
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*/ |
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new GravityView_View( $previous_view ); |
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echo $args['after_widget']; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function update( $new_instance, $old_instance ) { |
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$instance = $old_instance; |
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if( $this->is_preview() ) { |
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//Oh! Sorry but still not fully compatible with customizer |
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return $instance; |
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} |
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$new_instance = wp_parse_args( (array) $new_instance, self::get_defaults() ); |
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$instance['title'] = strip_tags( $new_instance['title'] ); |
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$instance['view_id'] = absint( $new_instance['view_id'] ); |
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$instance['search_fields'] = $new_instance['search_fields']; |
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$instance['post_id'] = $new_instance['post_id']; |
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$instance['search_clear'] = $new_instance['search_clear']; |
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$instance['search_mode'] = $new_instance['search_mode']; |
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$is_valid_embed_id = GravityView_View_Data::is_valid_embed_id( $instance['post_id'], $instance['view_id'], true ); |
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//check if post_id is a valid post with embedded View |
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$instance['error_post_id'] = is_wp_error( $is_valid_embed_id ) ? $is_valid_embed_id->get_error_message() : NULL; |
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// Share that the widget isn't brand new |
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$instance['updated'] = 1; |
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return $instance; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function form( $instance ) { |
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// @todo Make compatible with Customizer |
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if( $this->is_preview() ) { |
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$warning = sprintf( esc_html__( 'This widget is not configurable from this screen. Please configure it on the %sWidgets page%s.', 'gravityview' ), '<a href="'.admin_url('widgets.php').'">', '</a>' ); |
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echo wpautop( GravityView_Admin::get_floaty() . $warning ); |
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return; |
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} |
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$instance = wp_parse_args( (array) $instance, self::get_defaults() ); |
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$title = $instance['title']; |
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$view_id = $instance['view_id']; |
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$post_id = $instance['post_id']; |
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$search_fields = $instance['search_fields']; |
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$search_clear = $instance['search_clear']; |
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$search_mode = $instance['search_mode']; |
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$views = GVCommon::get_all_views(); |
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// If there are no views set up yet, we get outta here. |
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if( empty( $views ) ) { ?> |
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<div id="select_gravityview_view"> |
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<div class="wrap"><?php echo GravityView_Admin::no_views_text(); ?></div> |
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</div> |
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<?php return; |
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} |
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?> |
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<p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:', 'gravityview'); ?> <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" /></label></p> |
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<?php |
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/** |
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* Display errors generated for invalid embed IDs |
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* @see GravityView_View_Data::is_valid_embed_id |
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*/ |
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if( isset( $instance['updated'] ) && empty( $instance['view_id'] ) ) { |
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?> |
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<div class="error inline hide-on-view-change"> |
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<p><?php esc_html_e('Please select a View to search.', 'gravityview'); ?></p> |
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</div> |
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<?php |
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unset ( $error ); |
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} |
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?> |
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<p> |
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<label for="gravityview_view_id"><?php _e( 'View:', 'gravityview' ); ?></label> |
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<select id="gravityview_view_id" name="<?php echo $this->get_field_name('view_id'); ?>" class="widefat"> |
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<option value=""><?php esc_html_e( '— Select a View —', 'gravityview' ); ?></option> |
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<?php |
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foreach( $views as $view_option ) { |
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$title = empty( $view_option->post_title ) ? __('(no title)', 'gravityview') : $view_option->post_title; |
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echo '<option value="'. $view_option->ID .'" ' . selected( esc_attr( $view_id ), $view_option->ID, false ) . '>'. esc_html( sprintf('%s #%d', $title, $view_option->ID ) ) .'</option>'; |
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} |
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?> |
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</select> |
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</p> |
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<?php |
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/** |
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* Display errors generated for invalid embed IDs |
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* @see GravityView_View_Data::is_valid_embed_id |
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*/ |
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if( !empty( $instance['error_post_id'] ) ) { |
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?> |
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<div class="error inline"> |
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<p><?php echo $instance['error_post_id']; ?></p> |
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</div> |
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<?php |
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unset ( $error ); |
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} |
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?> |
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<p> |
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<label for="<?php echo $this->get_field_id('post_id'); ?>"><?php esc_html_e( 'If Embedded, Page ID:', 'gravityview' ); ?></label> |
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<input class="code" size="3" id="<?php echo $this->get_field_id('post_id'); ?>" name="<?php echo $this->get_field_name('post_id'); ?>" type="text" value="<?php echo esc_attr( $post_id ); ?>" /> |
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<span class="howto"><?php |
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esc_html_e('To have a search performed on an embedded View, enter the ID of the post or page where the View is embedded.', 'gravityview' ); |
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echo ' '.gravityview_get_link('https://docs.gravityview.co/article/222-the-search-widget', __('Learn more…', 'gravityview' ), 'target=_blank' ); |
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?></span> |
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</p> |
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<p> |
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<label for="<?php echo $this->get_field_id('search_clear'); ?>"><?php esc_html_e( 'Show Clear button', 'gravityview' ); ?>:</label> |
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<input name="<?php echo $this->get_field_name('search_clear'); ?>" type="hidden" value="0"> |
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<input id="<?php echo $this->get_field_id('search_clear'); ?>" name="<?php echo $this->get_field_name('search_clear'); ?>" type="checkbox" class="checkbox" value="1" <?php checked( $search_clear, 1, true ); ?>> |
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</p> |
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<p> |
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<label><?php esc_html_e( 'Search Mode', 'gravityview' ); ?>:</label> |
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<label for="<?php echo $this->get_field_id('search_mode'); ?>_any"> |
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<input id="<?php echo $this->get_field_id('search_mode'); ?>_any" name="<?php echo $this->get_field_name('search_mode'); ?>" type="radio" class="radio" value="any" <?php checked( $search_mode, 'any', true ); ?>> |
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<?php esc_html_e( 'Match Any Fields', 'gravityview' ); ?> |
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</label> |
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<label for="<?php echo $this->get_field_id('search_mode'); ?>_all"> |
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<input id="<?php echo $this->get_field_id('search_mode'); ?>_all" name="<?php echo $this->get_field_name('search_mode'); ?>" type="radio" class="radio" value="all" <?php checked( $search_mode, 'all', true ); ?>> |
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<?php esc_html_e( 'Match All Fields', 'gravityview' ); ?> |
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</label> |
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<span class="howto"><?php esc_html_e('Should search results match all search fields, or any?', 'gravityview' ); ?></span |
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</p> |
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<hr /> |
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<?php // @todo: move style to CSS ?> |
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<div style="margin-bottom: 1em;"> |
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<label class="screen-reader-text" for="<?php echo $this->get_field_id('search_fields'); ?>"><?php _e( 'Searchable fields:', 'gravityview' ); ?></label> |
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<div class="gv-widget-search-fields" title="<?php esc_html_e('Search Fields', 'gravityview'); ?>"> |
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250
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<input id="<?php echo $this->get_field_id('search_fields'); ?>" name="<?php echo $this->get_field_name('search_fields'); ?>" type="hidden" value="<?php echo esc_attr( $search_fields ); ?>" class="gv-search-fields-value"> |
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</div> |
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</div> |
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255
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<script> |
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// When the widget is saved or added, refresh the Merge Tags (here for backward compatibility) |
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// WordPress 3.9 added widget-added and widget-updated actions |
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jQuery('#<?php echo $this->get_field_id( 'view_id' ); ?>').trigger( 'change' ); |
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</script> |
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<?php |
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} |
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} |
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gravityview /
GravityView
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