/**
* Setup functionality needed by the widget.
*
* @since 3.0.0
*/
public static function load()
{
add_action('init', array(__CLASS__, 'l10n'));
add_action('widgets_init', array(__CLASS__, 'register_widget'));
if (is_simple_image_widget_legacy()) {
return;
}
add_action('init', array(__CLASS__, 'init'));
add_action('admin_enqueue_scripts', array(__CLASS__, 'admin_scripts'));
add_action('admin_head-widgets.php', array(__CLASS__, 'admin_head_widgets'));
add_action('admin_footer-widgets.php', array(__CLASS__, 'admin_footer_widgets'));
}
/**
* Set up the widget.
*
* @since 3.0.0
*/
public function load()
{
self::load_textdomain();
add_action('widgets_init', array($this, 'register_widget'));
$compat = new Simple_Image_Widget_Legacy();
$compat->load();
if (is_simple_image_widget_legacy()) {
return;
}
add_action('init', array($this, 'register_assets'));
add_action('sidebar_admin_setup', array($this, 'enqueue_admin_assets'));
add_filter('screen_settings', array($this, 'widgets_screen_settings'), 10, 2);
add_action('wp_ajax_simple_image_widget_preferences', array($this, 'ajax_save_user_preferences'));
}
/**
* Display the form to edit widget settings.
*
* @since 3.0.0
*
* @param array $instance The widget settings.
*/
public function form($instance)
{
$instance = wp_parse_args((array) $instance, array('alt' => '', 'image' => '', 'image_id' => '', 'image_size' => 'full', 'link' => '', 'link_classes' => '', 'link_text' => '', 'new_window' => '', 'title' => '', 'text' => ''));
$instance['image_id'] = absint($instance['image_id']);
$instance['title'] = wp_strip_all_tags($instance['title']);
$button_class = array('button', 'button-hero', 'simple-image-widget-control-choose');
$image_id = $instance['image_id'];
/**
* The list of fields to display.
*
* The order of fields can be modified, new fields can be registered, or
* existing fields can be removed here. Use the widget type id to limit
* fields to a particular type of widget.
*
* @since 3.0.0
*
* @param array $fields List of field ids.
* @param string $id_base Widget type id.
*/
$fields = (array) apply_filters('simple_image_widget_fields', $this->form_fields(), $this->id_base);
?>
<div class="simple-image-widget-form">
<?php
/**
* Display additional information or HTML before the widget edit form.
*
* @since 3.0.0
*
* @param array $instance The widget setttings.
* @param string $id_base Widget type id.
*/
do_action('simple_image_widget_form_before', $instance, $this->id_base);
?>
<p>
<label for="<?php
echo esc_attr($this->get_field_id('title'));
?>
"><?php
_e('Title:', 'simple-image-widget');
?>
</label>
<input type="text" name="<?php
echo esc_attr($this->get_field_name('title'));
?>
" id="<?php
echo esc_attr($this->get_field_id('title'));
?>
" value="<?php
echo esc_attr($instance['title']);
?>
" class="widefat">
</p>
<?php
if (!is_simple_image_widget_legacy()) {
?>
<p class="simple-image-widget-control<?php
echo $image_id ? ' has-image' : '';
?>
"
data-title="<?php
esc_attr_e('Choose an Image', 'simple-image-widget');
?>
"
data-update-text="<?php
esc_attr_e('Update Image', 'simple-image-widget');
?>
"
data-target=".image-id">
<?php
if ($image_id) {
echo wp_get_attachment_image($image_id, 'medium', false);
unset($button_class[array_search('button-hero', $button_class)]);
}
?>
<input type="hidden" name="<?php
echo esc_attr($this->get_field_name('image_id'));
?>
" id="<?php
echo esc_attr($this->get_field_id('image_id'));
?>
" value="<?php
echo absint($image_id);
?>
" class="image-id simple-image-widget-control-target">
<a href="#" class="<?php
echo esc_attr(join(' ', $button_class));
?>
"><?php
_e('Choose an Image', 'simple-image-widget');
?>
</a>
</p>
<?php
}
?>
<?php
if (!empty($fields)) {
foreach ($fields as $field) {
switch ($field) {
case 'image_size':
$sizes = $this->get_image_sizes($image_id);
?>
<p class="<?php
echo esc_attr($this->siw_field_class('image_size'));
?>
">
<label for="<?php
echo esc_attr($this->get_field_id('image_size'));
?>
"><?php
_e('Size:', 'simple-image-widget');
?>
</label>
<select name="<?php
echo esc_attr($this->get_field_name('image_size'));
?>
" id="<?php
echo esc_attr($this->get_field_id('image_size'));
?>
" class="widefat image-size"<?php
echo sizeof($sizes) < 2 ? ' disabled="disabled"' : '';
?>
>
<?php
foreach ($sizes as $id => $label) {
printf('<option value="%s"%s>%s</option>', esc_attr($id), selected($instance['image_size'], $id, false), esc_html($label));
}
?>
</select>
</p>
<?php
break;
case 'link':
?>
<p class="<?php
echo esc_attr($this->siw_field_class('link'));
?>
">
<label for="<?php
echo esc_attr($this->get_field_id('link'));
?>
"><?php
_e('Link:', 'simple-image-widget');
?>
</label>
<input type="text" name="<?php
echo esc_attr($this->get_field_name('link'));
?>
" id="<?php
echo esc_attr($this->get_field_id('link'));
?>
" value="<?php
echo esc_url($instance['link']);
?>
" class="widefat">
</p>
<p class="<?php
echo esc_attr($this->siw_field_class('new_window'));
?>
" style="margin-top: -0.75em; padding-left: 2px">
<label for="<?php
echo esc_attr($this->get_field_id('new_window'));
?>
">
<input type="checkbox" name="<?php
echo esc_attr($this->get_field_name('new_window'));
?>
" id="<?php
echo esc_attr($this->get_field_id('new_window'));
?>
" <?php
checked($instance['new_window']);
?>
>
<?php
_e('Open in new window?', 'simple-image-widget');
?>
</label>
</p>
<?php
break;
case 'link_classes':
?>
<p class="<?php
echo esc_attr($this->siw_field_class('link_classes'));
?>
">
<label for="<?php
echo esc_attr($this->get_field_id('link_classes'));
?>
"><?php
_e('Link Classes:', 'simple-image-widget');
?>
</label>
<input type="text" name="<?php
echo esc_attr($this->get_field_name('link_classes'));
?>
" id="<?php
echo esc_attr($this->get_field_id('link_classes'));
?>
" value="<?php
echo esc_attr($instance['link_classes']);
?>
" class="widefat">
</p>
<?php
break;
case 'link_text':
?>
<p class="<?php
echo esc_attr($this->siw_field_class('link_text'));
?>
">
<label for="<?php
echo esc_attr($this->get_field_id('link_text'));
?>
"><?php
_e('Link Text:', 'simple-image-widget');
?>
</label>
<input type="text" name="<?php
echo esc_attr($this->get_field_name('link_text'));
?>
" id="<?php
echo esc_attr($this->get_field_id('link_text'));
?>
" value="<?php
echo esc_attr($instance['link_text']);
?>
" class="widefat">
</p>
<?php
break;
case 'text':
?>
<p class="<?php
echo esc_attr($this->siw_field_class('text'));
?>
">
<label for="<?php
echo esc_attr($this->get_field_id('text'));
?>
"><?php
_e('Text:', 'simple-image-widget');
?>
</label>
<textarea name="<?php
echo esc_attr($this->get_field_name('text'));
?>
" id="<?php
echo esc_attr($this->get_field_id('text'));
?>
" rows="4" class="widefat"><?php
echo esc_textarea($instance['text']);
?>
</textarea>
</p>
<?php
break;
default:
/**
* Display a custom field.
*
* This action will fire for custom fields
* registered with the 'simple_image_widget_fields'
* filter.
*
* @since 3.0.0
*
* @param array $instance The widget setttings.
* @param string $widget Widget instance.
*/
do_action('simple_image_widget_field-' . sanitize_key($field), $instance, $this);
}
}
}
/**
* Display additional information or HTML after the widget edit form.
*
* @since 3.0.0
*
* @param array $instance The widget setttings.
* @param string $id_base Widget type id.
*/
do_action('simple_image_widget_form_after', $instance, $this->id_base);
?>
</div><!-- /.simple-image-widget-form -->
<?php
}
/**
* Display legacy fields in the widget edit form.
*
* @since 4.0.0
*
* @param array $instance The widget instance settings.
* @param WP_Widget $widget Widget instance.
*/
public function display_fields($instance, $widget)
{
if (is_simple_image_widget_legacy() || !empty($instance['image'])) {
?>
<div class="simple-image-widget-legacy-fields">
<?php
if (!is_simple_image_widget_legacy()) {
?>
<p>
<em><?php
_e('These fields are here to maintain your data from an earlier version.', 'simple-image-widget');
?>
</em>
</p>
<p>
<em><?php
_e('Select an image, then clear these values, and they will disappear when you save the widget.', 'simple-image-widget');
?>
</em>
</p>
<?php
}
?>
<p>
<label for="<?php
echo esc_attr($widget->get_field_id('image'));
?>
"><?php
_e('Image URL:', 'simple-image-widget');
?>
</label>
<input type="text" name="<?php
echo esc_attr($widget->get_field_name('image'));
?>
" id="<?php
echo esc_attr($widget->get_field_id('image'));
?>
" value="<?php
echo esc_url($instance['image']);
?>
" class="widefat">
</p>
<p>
<label for="<?php
echo esc_attr($widget->get_field_id('alt'));
?>
"><?php
_e('Alternate Text:', 'simple-image-widget');
?>
</label>
<input type="text" name="<?php
echo esc_attr($widget->get_field_name('alt'));
?>
" id="<?php
echo esc_attr($widget->get_field_id('alt'));
?>
" value="<?php
echo esc_attr($instance['alt']);
?>
" class="widefat">
</p>
</div>
<?php
}
}
/**
* The list of extra fields that should be shown in the widget form.
*
* Can be easily overloaded by a child class.
*
* @since 3.0.0
*/
function form_fields()
{
$fields = array('link', 'link_text', 'text');
// Don't show the image size field for users with older WordPress versions.
if (!is_simple_image_widget_legacy()) {
array_unshift($fields, 'image_size');
}
return $fields;
}
function form($instance)
{
$defaults = array('author' => '', 'qty' => '', 'category' => array(), 'autoplay' => '5000', 'orderby' => 'date', 'asc' => 'DESC', 'style' => 'title', 'excerpt_length' => '17');
$instance = wp_parse_args($instance, $defaults);
extract($instance);
$button_class = array('button', 'button-hero', 'simple-image-widget-control-choose');
$terms = get_terms('category');
$all_terms = array();
foreach ($terms as $term) {
$all_terms[$term->term_id] = $term->name;
}
$orderby_options = array('date' => __('Date', 'engine'), 'title' => __('Title', 'engine'), 'rand' => __('Random', 'engine'), 'comment_count' => __('Comments', 'engine'));
$order_options = array('DESC' => 'DESC', 'ASC' => 'ASC');
$style_options = array('title' => __('Title Only', 'engine'), 'title_meta' => __('Title & Meta', 'engine'), 'title_meta_thumb_side' => __('Title, Meta & Thumb (thumb on side)', 'engine'), 'title_meta_thumb_1' => __('Title, Meta & Thumb (1 column)', 'engine'), 'title_meta_thumb_2' => __('Title, Meta & Thumb (2 columns)', 'engine'), 'title_meta_thumb_3' => __('Title, Meta & Thumb (3 columns)', 'engine'), 'title_meta_thumb_4' => __('Title, Meta & Thumb (4 columns)', 'engine'), 'title_meta_excerpt' => __('Title, Meta & Excerpt', 'engine'));
?>
<p class="description">
<label for="<?php
echo $this->get_field_id('title');
?>
">
<?php
_e('Title (optional)', 'engine');
?>
<?php
echo aq_field_input('title', $block_id, $title, $size = 'full');
?>
</label>
</p>
<p class="description">
<label for="<?php
echo $this->get_field_id('author');
?>
">
<?php
_e('Author', 'engine');
?>
<?php
echo aq_field_input('author', $block_id, $author, $size = 'full');
?>
</label>
</p>
<?php
if (!is_simple_image_widget_legacy()) {
?>
<p class="simple-image-widget-control<?php
echo $image_id ? ' has-image' : '';
?>
"
data-title="<?php
esc_attr_e('Choose an Image', 'simple-image-widget');
?>
"
data-update-text="<?php
esc_attr_e('Update Image', 'simple-image-widget');
?>
"
data-target=".image-id">
<?php
if ($image_id) {
echo wp_get_attachment_image($image_id, 'thumbnail', false);
//echo wp_get_attachment_image( $image_id, array(200,200), false );
unset($button_class[array_search('button-hero', $button_class)]);
}
?>
<input type="hidden" name="<?php
echo esc_attr($this->get_field_name('image_id'));
?>
" id="<?php
echo esc_attr($this->get_field_id('image_id'));
?>
" value="<?php
echo absint($image_id);
?>
" class="image-id simple-image-widget-control-target">
<a href="#" class="<?php
echo esc_attr(join(' ', $button_class));
?>
"><?php
_e('Choose an Image', 'simple-image-widget');
?>
</a>
</p>
<?php
}
?>
<p class="description">
<label for="<?php
echo $this->get_field_id('style');
?>
">
<?php
_e('Style', 'engine');
?>
<?php
echo aq_field_select('style', $block_id, $style_options, $style);
?>
</label>
</p>
<p class="description">
<label for="<?php
echo $this->get_field_id('qty');
?>
">
<?php
_e('Number of Posts', 'engine');
?>
<?php
echo aq_field_input('qty', $block_id, $qty, $size = 'full');
?>
</label>
</p>
<p class="description">
<label for="<?php
echo $this->get_field_id('category');
?>
">
<?php
_e('Categories', 'engine');
?>
<?php
echo aq_field_multiselect('category', $block_id, $all_terms, $category);
?>
</label>
</p>
<p class="description">
<label for="<?php
echo $this->get_field_id('orderby');
?>
">
<?php
_e('Order By', 'engine');
?>
<?php
echo aq_field_select('orderby', $block_id, $orderby_options, $orderby);
?>
</label>
</p>
<p class="description">
<label for="<?php
echo $this->get_field_id('asc');
?>
">
<?php
_e('Order', 'engine');
?>
<?php
echo aq_field_select('asc', $block_id, $order_options, $asc);
?>
</label>
</p>
<p class="description">
<label for="<?php
echo $this->get_field_id('excerpt_length');
?>
">
<?php
_e('Excerpt Length (optional)', 'engine');
?>
<?php
echo aq_field_input('excerpt_length', $block_id, $excerpt_length, $size = 'full');
?>
</label>
</p>
<?php
}