<?php
/**
 * Icon Text Widget
 *
 * @package Rara_Theme_Companion
 */

// register RaraTheme_Companion_Icon_Text_Widget widget
function rrtc_register_icon_text_widget(){
    register_widget( 'RaraTheme_Companion_Icon_Text_Widget' );
}
add_action('widgets_init', 'rrtc_register_icon_text_widget');
 
 /**
 * Adds RaraTheme_Companion_Icon_Text_Widget widget.
 */
class RaraTheme_Companion_Icon_Text_Widget extends WP_Widget {

    /**
     * Register widget with WordPress.
     */
    public function __construct() {
        parent::__construct(
            'rrtc_icon_text_widget', // Base ID
            __( 'Rara: Icon Text', 'raratheme-companion' ), // Name
            array( 'description' => __( 'An Icon Text Widget.', 'raratheme-companion' ), ) // Args
        );
    }

    /**
     * Front-end display of widget.
     *
     * @see WP_Widget::widget()
     *
     * @param array $args     Widget arguments.
     * @param array $instance Saved values from database.
     */
    public function widget( $args, $instance ) {
        
        $obj       = new RaraTheme_Companion_Functions();
        $title     = ! empty( $instance['title'] ) ? $instance['title'] : '' ;        
        $content   = ! empty( $instance['content'] ) ? $instance['content'] : '';
        $icon      = ! empty( $instance['icon'] ) ? $instance['icon'] : '';
        $image     = ! empty( $instance['image'] ) ? $instance['image'] : '';
        $link      = ! empty( $instance['link'] ) ? $instance['link'] : '';
        $more_text = ! empty( $instance['more_text'] ) ? $instance['more_text'] : '';
        $target    = ! empty( $instance['target'] ) ? esc_url( $instance['target'] ) : '';


        if( $image ){
            $attachment_id = $image;
            $icon_img_size = apply_filters('itw_icon_img_size','full');
        }
        
        echo $args['before_widget']; 
        ob_start();
        ?>
        
            <div class="rtc-itw-holder">
                <div class="rtc-itw-inner-holder">
                    <div class="text-holder">
                    <?php 
                        if( $title ) { echo $args['before_title']; echo apply_filters( 'widget_title', $title, $instance, $this->id_base ); }
                        echo $args['after_title'];                
                        if( $content ) echo '<div class="content">'.wpautop( wp_kses_post( $content ) ).'</div>';
                        if( isset( $link ) && $link!='' && isset( $more_text ) && $more_text!='' ){
                            if( !isset( $target ) || $target == '' )
                            {
                                $newtab = 'rel="noopener noexternal" target="_blank"';
                            }
                            else{
                                $newtab = '';
                            }
                            echo '<a class="btn-readmore" href="'.esc_url($link).'" '.$newtab.' >'.esc_attr($more_text).'</a>';
                        }
                    ?>                              
                    </div>
                    <?php if( $image ){ ?>
                        <div class="icon-holder">
                            <?php echo wp_get_attachment_image( $attachment_id, $icon_img_size, false, 
                                        array( 'alt' => esc_html( $title ))); ?>
                        </div>
                    <?php }elseif( $icon ){ ?>
                        <div class="icon-holder">
                            <span class="<?php echo esc_attr( $icon ); ?>"></span>
                        </div>
                    <?php }?>
                </div>
            </div>
        <?php
        $html = ob_get_clean();
        echo apply_filters( 'raratheme_companion_icontext_widget_filter', $html, $args, $instance );    
        echo $args['after_widget'];
    }

    /**
     * Back-end widget form.
     *
     * @see WP_Widget::form()
     *
     * @param array $instance Previously saved values from database.
     */
    public function form( $instance ) {
        
        $obj       = new RaraTheme_Companion_Functions();
        $title     = ! empty( $instance['title'] ) ? $instance['title'] : '' ;        
        $content   = ! empty( $instance['content'] ) ? $instance['content'] : '';
        $icon      = ! empty( $instance['icon'] ) ? $instance['icon'] : '';
        $image     = ! empty( $instance['image'] ) ? $instance['image'] : '';
        $link      = ! empty( $instance['link'] ) ? $instance['link'] : '';
        $more_text = ! empty( $instance['more_text'] ) ? $instance['more_text'] : '';
        $target    = ! empty( $instance['target'] ) ? $instance['target'] : '';
        ?>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php esc_html_e( 'Title', 'raratheme-companion' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" />            
        </p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'content' ) ); ?>"><?php esc_html_e( 'Description', 'raratheme-companion' ); ?></label>
            <textarea name="<?php echo esc_attr( $this->get_field_name( 'content' ) ); ?>" class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'content' ) ); ?>"><?php print $content; ?></textarea>
        </p>

        <?php $obj->raratheme_companion_get_image_field( $this->get_field_id( 'image' ), $this->get_field_name( 'image' ), $image, __( 'Upload Image', 'raratheme-companion' ) ); ?>
        
        <p><strong><?php esc_html_e( 'or', 'raratheme-companion' ); ?></strong></p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'icon' ) ); ?>"><?php esc_html_e( 'Icons', 'raratheme-companion' ); ?></label><br />
            <?php 
            $class = "";
            if( isset($icon) && $icon!='' )
            {
                $class = "yes";
            }
            ?>
            <span class="icon-receiver <?php echo $class;?>"><i class="<?php echo esc_attr( $icon ); ?>"></i></span>
            <input class="hidden-icon-input" name="<?php echo esc_attr( $this->get_field_name( 'icon' ) ); ?>" type="hidden" id="<?php echo esc_attr( $this->get_field_id( 'icon' ) ); ?>" value="<?php echo esc_attr( $icon ); ?>" />            
        </p>
        
        <?php $obj->raratheme_companion_get_icon_list(); ?>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'more_text' ) ); ?>"><?php esc_html_e( 'Read More Label', 'raratheme-companion' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'more_text' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'more_text' ) ); ?>" type="text" value="<?php echo esc_attr( $more_text ); ?>" />            
        </p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'target' ) ); ?>"><?php esc_html_e( 'Open in Same Tab', 'raratheme-companion' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'target' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'target' ) ); ?>" type="checkbox" value="1" <?php echo checked( $target, '1' );?> />            
        </p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'link' ) ); ?>"><?php esc_html_e( 'Read More Link', 'raratheme-companion' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'link' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'link' ) ); ?>" type="text" value="<?php echo esc_url( $link ); ?>" />            
        </p>

                        
        <?php
    }
    
    /**
     * Sanitize widget form values as they are saved.
     *
     * @see WP_Widget::update()
     *
     * @param array $new_instance Values just sent to be saved.
     * @param array $old_instance Previously saved values from database.
     *
     * @return array Updated safe values to be saved.
     */
    public function update( $new_instance, $old_instance ) {
        
        $instance              = array();
        
        $instance['title']     = ! empty( $new_instance['title'] ) ? sanitize_text_field( $new_instance['title'] ) : '' ;
        $instance['content']   = ! empty( $new_instance['content'] ) ? wp_kses_post( $new_instance['content'] ) : '';
        $instance['image']     = ! empty( $new_instance['image'] ) ? esc_attr( $new_instance['image'] ) : '';
        $instance['icon']      = ! empty( $new_instance['icon'] ) ? esc_attr( $new_instance['icon'] ) : '';
        $instance['link']      = ! empty( $new_instance['link'] ) ? esc_url( $new_instance['link'] ) : '';
        $instance['more_text'] = ! empty( $new_instance['more_text'] ) ? esc_attr( $new_instance['more_text'] ) : '';
        $instance['target']    = ! empty( $new_instance['target'] ) ? esc_attr( $new_instance['target'] ) : '';

        
        return $instance;
    }
    
}  // class RaraTheme_Companion_Icon_Text_Widget / class RaraTheme_Companion_Icon_Text_Widget