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<?php |
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class MaxGalleriaGalleryWidget extends WP_Widget { |
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public function __construct() { |
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$widget_id = 'maxgalleria-gallery-widget'; |
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$widget_name = __('MaxGalleria Gallery', 'maxgalleria'); |
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$widget_args = array('description' => __('Show images from a MaxGalleria gallery.', 'maxgalleria')); |
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|
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parent::__construct($widget_id, $widget_name, $widget_args); |
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} |
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|
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// Outputs the contents of the widget |
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public function widget($args, $instance) { |
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$output = ''; |
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|
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$title = apply_filters('widget_title', $instance['title']); |
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$gallery_id = (isset($instance['gallery_id'])) ? $instance['gallery_id'] : ''; |
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$columns = (isset($instance['columns'])) ? $instance['columns'] : ''; |
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$rows = (isset($instance['rows'])) ? $instance['rows'] : ''; |
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$shape = (isset($instance['shape'])) ? $instance['shape'] : ''; |
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$view_more_text = (isset($instance['view_more_text'])) ? $instance['view_more_text'] : ''; |
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$view_more_url = (isset($instance['view_more_url'])) ? $instance['view_more_url'] : ''; |
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|
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$output .= $args['before_widget']; |
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|
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if (isset($title) && $title != '') { |
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$output .= $args['before_title'] . $title . $args['after_title']; |
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} |
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|
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if (isset($gallery_id) && $gallery_id != '') { |
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$output .= $this->get_output($gallery_id, $columns, $rows, $shape, $view_more_text, $view_more_url); |
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} |
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|
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$output .= $args['after_widget']; |
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|
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echo $output; |
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} |
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|
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// Outputs the options in the admin |
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public function form($instance) { |
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$output = ''; |
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$galleries = get_posts(array('post_type' => MAXGALLERIA_POST_TYPE, 'post_status' => 'publish', 'numberposts' => -1)); |
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|
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$thumbs_per_row = array(1 => 1, 2 => 2, 3 => 3); |
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$number_of_rows = array(1 => 1, 2 => 2, 3 => 3, 4 => 4, 5 => 5); |
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$thumb_shapes = array( |
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'landscape' => __('Landscape', 'maxgalleria'), |
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'portrait' => __('Portrait', 'maxgalleria'), |
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'square' => __('Square', 'maxgalleria') |
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); |
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|
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// Form values |
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$title = (isset($instance['title'])) ? $instance['title'] : __('Gallery Widget', 'maxgalleria'); |
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$gallery_id = (isset($instance['gallery_id'])) ? $instance['gallery_id'] : ''; |
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$columns = (isset($instance['columns'])) ? $instance['columns'] : ''; |
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$rows = (isset($instance['rows'])) ? $instance['rows'] : ''; |
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$shape = (isset($instance['shape'])) ? $instance['shape'] : ''; |
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$view_more_text = (isset($instance['view_more_text'])) ? $instance['view_more_text'] : __('View More', 'maxgalleria'); |
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$view_more_url = (isset($instance['view_more_url'])) ? $instance['view_more_url'] : ''; |
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|
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// Form layout |
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$output .= '<table cellpadding="5" style="width: 100%; padding-top: 10px; padding-bottom: 10px;">'; |
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$output .= ' <tr>'; |
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$output .= ' <td width="100">' . __('Title: ', 'maxgalleria') . '</td>'; |
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$output .= ' <td>'; |
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$output .= ' <input class="widefat" type="text" id="' . $this->get_field_id('title') . '" name="' . $this->get_field_name('title') . '" value="' . esc_attr($title) . '" />'; |
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$output .= ' </td>'; |
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$output .= ' </tr>'; |
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$output .= ' <tr>'; |
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$output .= ' <td>' . __('Gallery: ', 'maxgalleria') . '</td>'; |
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$output .= ' <td>'; |
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$output .= ' <select class="widefat" id="' . $this->get_field_id('gallery_id') . '" name="' . $this->get_field_name('gallery_id') . '">'; |
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$output .= ' <option value="">-- ' . __('Select Gallery', 'maxgalleria') . ' --</option>'; |
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foreach ($galleries as $g) { |
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$selected = ($gallery_id == $g->ID) ? 'selected="selected"' : ''; |
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$output .= '<option value="' . $g->ID . '" ' . $selected . '>' . $g->post_title . '</option>'; |
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} |
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$output .= ' </select>'; |
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$output .= ' </td>'; |
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$output .= ' </tr>'; |
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$output .= ' <tr>'; |
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$output .= ' <td>' . __('Thumbs/Row: ', 'maxgalleria') . '</td>'; |
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$output .= ' <td>'; |
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$output .= ' <select class="widefat" id="' . $this->get_field_id('columns') . '" name="' . $this->get_field_name('columns') . '">'; |
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$output .= ' <option value="">-- ' . __('Select Thumbs per Row', 'maxgalleria') . ' --</option>'; |
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foreach ($thumbs_per_row as $key => $name) { |
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$selected = ($columns == $key) ? 'selected="selected"' : ''; |
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$output .= '<option value="' . $key . '" ' . $selected . '>' . $name . '</option>'; |
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} |
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$output .= ' </select>'; |
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$output .= ' </td>'; |
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$output .= ' </tr>'; |
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$output .= ' <tr>'; |
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$output .= ' <td>' . __('# of Rows: ', 'maxgalleria') . '</td>'; |
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$output .= ' <td>'; |
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$output .= ' <select class="widefat" id="' . $this->get_field_id('rows') . '" name="' . $this->get_field_name('rows') . '">'; |
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$output .= ' <option value="">-- ' . __('Select # of Rows', 'maxgalleria') . ' --</option>'; |
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foreach ($number_of_rows as $key => $name) { |
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$selected = ($rows == $key) ? 'selected="selected"' : ''; |
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$output .= '<option value="' . $key . '" ' . $selected . '>' . $name . '</option>'; |
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} |
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$output .= ' </select>'; |
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$output .= ' </td>'; |
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$output .= ' </tr>'; |
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$output .= ' <tr>'; |
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$output .= ' <td>' . __('Thumb Shape: ', 'maxgalleria') . '</td>'; |
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$output .= ' <td>'; |
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$output .= ' <select class="widefat" id="' . $this->get_field_id('shape') . '" name="' . $this->get_field_name('shape') . '">'; |
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$output .= ' <option value="">-- ' . __('Select Thumb Shape', 'maxgalleria') . ' --</option>'; |
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foreach ($thumb_shapes as $key => $name) { |
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$selected = ($shape == $key) ? 'selected="selected"' : ''; |
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$output .= '<option value="' . $key . '" ' . $selected . '>' . $name . '</option>'; |
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} |
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$output .= ' </select>'; |
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$output .= ' </td>'; |
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$output .= ' </tr>'; |
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$output .= ' <tr>'; |
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$output .= ' <td width="100">' . __('View More Text: ', 'maxgalleria') . '</td>'; |
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$output .= ' <td>'; |
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$output .= ' <input class="widefat" type="text" id="' . $this->get_field_id('view_more_text') . '" name="' . $this->get_field_name('view_more_text') . '" value="' . esc_attr($view_more_text) . '" />'; |
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$output .= ' </td>'; |
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$output .= ' </tr>'; |
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$output .= ' <tr>'; |
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$output .= ' <td>' . __('View More URL: ', 'maxgalleria') . '</td>'; |
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$output .= ' <td>'; |
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$output .= ' <input class="widefat" type="text" id="' . $this->get_field_id('view_more_url') . '" name="' . $this->get_field_name('view_more_url') . '" value="' . esc_attr($view_more_url) . '" />'; |
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$output .= ' </td>'; |
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$output .= ' </tr>'; |
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$output .= '</table>'; |
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|
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echo $output; |
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} |
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|
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// Saves the widget options |
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public function update($new_instance, $old_instance) { |
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$instance = array(); |
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$instance['title'] = (isset($new_instance['title'])) ? strip_tags($new_instance['title']) : ''; |
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$instance['gallery_id'] = (isset($new_instance['gallery_id'])) ? strip_tags($new_instance['gallery_id']) : ''; |
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$instance['columns'] = (isset($new_instance['columns'])) ? strip_tags($new_instance['columns']) : ''; |
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$instance['rows'] = (isset($new_instance['rows'])) ? strip_tags($new_instance['rows']) : ''; |
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$instance['shape'] = (isset($new_instance['shape'])) ? strip_tags($new_instance['shape']) : ''; |
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$instance['view_more_text'] = (isset($new_instance['view_more_text'])) ? strip_tags($new_instance['view_more_text']) : ''; |
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$instance['view_more_url'] = (isset($new_instance['view_more_url'])) ? strip_tags($new_instance['view_more_url']) : ''; |
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|
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return $instance; |
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} |
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|
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private function get_output($gallery_id, $columns, $rows, $shape, $view_more_text, $view_more_url) { |
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$output = ''; |
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$gallery = get_post($gallery_id); |
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|
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if (isset($gallery) && $gallery->post_status == 'publish') { |
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global $maxgalleria; |
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|
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// Check to use defaults |
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if ($columns == '') $columns = 3; |
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if ($rows == '') $rows = 3; |
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if ($shape == '') $shape = 'square'; |
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if ($view_more_text == '') $view_more_text = __('View More', 'maxgalleria'); |
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if ($view_more_url == '') $view_more_url = get_permalink($gallery->ID); |
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|
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// Set columns class |
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$columns_class = ''; |
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if ($columns == 1) $columns_class = 'mg-onecol'; |
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if ($columns == 2) $columns_class = 'mg-twocol'; |
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if ($columns == 3) $columns_class = 'mg-threecol'; |
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|
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// Determine how many attachments to retrieve |
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$number_attachments = $columns * $rows; |
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|
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// Get gallery attachments |
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$args = array( |
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'post_parent' => $gallery->ID, |
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'post_type' => 'attachment', |
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'orderby' => 'menu_order', |
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'order' => 'asc', |
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'numberposts' => $number_attachments |
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); |
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$attachments = get_posts($args); |
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|
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// Add the stylesheet |
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$widget_stylesheet = apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_STYLESHEET, MAXGALLERIA_PLUGIN_URL . '/widgets/gallery-widget.css'); |
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wp_enqueue_style('maxgalleria-gallery-widget', $widget_stylesheet); |
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|
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// Build the output |
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$output .= apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_BEFORE_OUTPUT, '', $gallery->ID); |
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$output .= '<div id="maxgalleria-gallery-widget-' . $gallery->ID . '" class="mg-gallery-widget">'; |
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$output .= ' <div class="mg-thumbs ' . $columns_class . '">'; |
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$output .= ' <ul>'; |
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|
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foreach ($attachments as $attachment) { |
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$excluded = get_post_meta($attachment->ID, 'maxgallery_attachment_image_exclude', true); |
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if (!$excluded) { |
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$title = $attachment->post_title; |
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$caption = $attachment->post_excerpt; |
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$alt = get_post_meta($attachment->ID, '_wp_attachment_image_alt', true); |
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|
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$thumb_image = $maxgalleria->image_gallery->get_thumb_image($attachment, $shape, $columns); |
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$thumb_image_element = '<img src="' . $thumb_image['url'] . '" width="' . $thumb_image['width'] . '" height="' . $thumb_image['height'] . '" alt="' . $alt . '" title="' . $title . '" />'; |
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|
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$output .= ' <li>'; |
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$output .= apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_BEFORE_THUMB, ''); |
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$output .= apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_THUMB, $thumb_image_element, $thumb_image, $alt, $title); |
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$output .= apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_AFTER_THUMB, ''); |
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$output .= ' </li>'; |
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} |
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} |
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|
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$output .= ' </ul>'; |
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$output .= ' <div class="clear"></div>'; |
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$output .= ' </div>'; |
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|
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// View more |
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$view_more = '<a href="' . $view_more_url . '">' . $view_more_text . '</a>'; |
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$output .= apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_BEFORE_VIEW_MORE, '<p>'); |
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$output .= apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_VIEW_MORE, $view_more, $view_more_url, $view_more_text); |
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$output .= apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_AFTER_VIEW_MORE, '</p>'); |
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|
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$output .= '</div>'; |
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$output .= apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_AFTER_OUTPUT, '', $gallery->ID); |
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} |
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|
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return apply_filters(MAXGALLERIA_FILTER_GALLERY_WIDGET_OUTPUT, $output, $gallery->ID); |
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} |
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} |
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?> |
