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<?php
/**
* new WordPress Widget format
* Wordpress 2.8 and above
* @see http://codex.wordpress.org/Widgets_API#Developing_Widgets
*/
class Integral_Our_Clients_Widget extends WP_Widget {
/**
* Constructor
*
* @return void
**/
function __construct() {
$widget_ops = array( 'classname' => 'wcp_image', 'description' => __('Add a client logo to the homepage clients section.', 'integral') );
parent::__construct( 'Integral_our_clients', __('Integral - Clients Widget', 'integral'), $widget_ops );
//setup default widget data
$this->defaults = array(
'image_url' => '',
'image_link' => '',
);
}
/**
* Outputs the HTML for this widget.
*
* @param array An array of standard parameters for widgets in this theme
* @param array An array of settings for this widget instance
* @return void Echoes it's output
**/
function widget( $args, $instance ) {
extract( $args, EXTR_SKIP );
// these are the widget options
$image_url = $instance['image_url'];
$image_link = $instance['image_link'];
$image_alt = get_post_meta( $image->id, '_wp_attachment_image_alt', true);
echo $before_widget;
// Display the widget
if( $image_link) {
echo '<a href="'.$image_link.'" target="_blank">';
}
if( $image_url) {
echo '<img src="'.$image_url.'" class="img-responsive center-block" alt="'. $image_alt .'">';
}
if( $image_link) {
echo '</a>';
}
echo $after_widget;
}
/**
* Deals with the settings when they are saved by the admin. Here is
* where any validation should be dealt with.
*
* @param array An array of new settings as submitted by the admin
* @param array An array of the previous settings
* @return array The validated and (if necessary) amended settings
**/
function update( $new_instance, $old_instance ) {
// update logic goes here
$instance = $old_instance;
// Fields
$instance['image_url'] = esc_url($new_instance['image_url']);
$instance['image_link'] = esc_url($new_instance['image_link']);
return $instance;
}
/**
* Displays the form for this widget on the Widgets page of the WP Admin area.
*
* @param array An array of the current settings for this widget
* @return void Echoes it's output
**/
function form( $instance ) {
$instance = wp_parse_args( (array) $instance, $this->defaults );
?>
<p>
<label for="<?php echo $this->get_field_id('image_url'); ?>"><?php _e('Client Logo', 'integral'); ?></label>
<input id="<?php echo $this->get_field_id('image_url'); ?>" type="text" class="image-url" name="<?php echo $this->get_field_name('image_url'); ?>" value="<?php echo esc_url($instance['image_url']); ?>" style="width: 100%;" />
<small><?php _e('Upload the clients logo.', 'integral'); ?></small><br />
<input data-title="Image in Widget" data-btntext="Select it" class="button upload_image_button" type="button" value="<?php _e('Upload','integral') ?>" />
<input data-title="Image in Widget" data-btntext="Select it" class="button clear_image_button" type="button" value="<?php _e('Clear','integral') ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id('image_link'); ?>"><?php _e('Client Link', 'integral'); ?></label>
<input id="<?php echo $this->get_field_id('image_link'); ?>" type="text" class="image-link" name="<?php echo $this->get_field_name('image_link'); ?>" value="<?php echo esc_url($instance['image_link']); ?>" style="width: 100%;" />
<small><?php _e('Enter a link to the clients website.', 'integral'); ?></small>
</p>
<p class="img-prev">
<img src="<?php echo esc_url($instance['image_url']); ?>" style="max-width: 100%;">
</p>
<?php
}
}
// End of Plugin Class
add_action( 'widgets_init', function() {
register_widget( 'Integral_Our_Clients_Widget' );
} );
?>