<?php
/*
 * Plugin Name: SMS Platform Keyword Checker
 * Plugin URI: http://X.com
 * Description: Checks an inputted keyword for usage in the SMS Platform.
 * Version: 0.1
 * Author: X
 * Author URI: http://X.com
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 */

/**
 * SMS_Platform_Keyword_Checker_Widget Widget class.
 * This class handles everything that needs to be handled with the widget:
 * the settings, form, display, and update.
 *
 * @author X
 */
class SMS_Platform_Keyword_Checker_Widget extends WP_Widget {

    /**
     * Widget setup | Constructor
     */
    public function __construct() {

        /* Widget settings. */
        $widget_ops = array('classname' => 'SMS_Platform_Keyword_Checker_Widget', 'description' => 'Checks an inputted keyword for usage in the SMS Platform.' );

        /* Widget control settings. */
        $control_ops = array('width' => 300, 'height' => 350);

        parent::WP_Widget('sms_platform_keyword_checker_widget', 'SMS Platform Keyword Checker', $widget_ops, $control_ops);
    }

    /**
     * Displays the widget on the screen.
     *
     * @param array $args Display arguments including before_title, after_title, before_widget, and after_widget.
     * @param array $instance The settings for the particular instance of the widget
     */
    public function widget($args, $instance) {

        extract($args);

        /* Our variables from the widget settings. */
        $title = apply_filters('widget_title', $instance['title'] );


        /*$name = $instance['name'];
        $sex = $instance['sex'];
        $show_sex = isset( $instance['show_sex'] ) ? $instance['show_sex'] : false;*/

        /* Before widget (defined by themes). */
        echo $before_widget;

        //ENTER OUTPUT

        /* After widget (defined by themes). */
        echo $after_widget;
    }

    /**
     * The newly calculated value of $instance should be returned.
     * If "false" is returned, the instance won't be saved/updated.
     * @param array $new_instance New settings for this instance as input by the user via form()
     * @param array $old_instance Old settings for this instance
     * @return array Settings to save or bool false to cancel saving
     */
    function update($new_instance, $old_instance) {

        $instance = $old_instance;

        if ( ($new_instance['country'] != 'US') || ($new_instance['country'] != 'CA') ) {

            return false;
        }

        if ( (empty($new_instance['username'])) || (empty($new_instance['password'])) || (empty($new_instance['customerNumber'])) ) {

            return false;
        }

        $instance['title'] = strip_tags($new_instance['title']);

        $instance['country'] = strip_tags($new_instance['country']);

        $instance['username'] = strip_tags($new_instance['username']);

        $instance['password'] = strip_tags($new_instance['password']);

        $instance['customerNumber'] = strip_tags($new_instance['customerNumber']);

        return $instance;
    }

    /**
     * Displays the widget settings controls on the widget panel.
     * Make use of the get_field_id() and get_field_name() function
     * when creating your form elements.
     */
    function form($instance) {

        ?>

        <!-- Widget Title: Text Input -->
        <p>
            <label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:', 'hybrid'); ?></label>
            <input id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" value="<?php echo $instance['title']; ?>" style="width:100%;" />
        </p>

        <!-- Username: Text Input -->
        <p>
            <label for="<?php echo $this->get_field_id('username'); ?>"><?php echo ('SMS Platform Username:'); ?></label>
            <input id="<?php echo $this->get_field_id('username'); ?>" name="<?php echo $this->get_field_name('username'); ?>" value="<?php echo $instance['username']; ?>" style="width:100%;" />
        </p>

        <!-- Password: Password Input -->
        <p>
            <label for="<?php echo $this->get_field_id('password'); ?>"><?php echo ('Password:'); ?></label>
            <input id="<?php echo $this->get_field_id('password'); ?>" name="<?php echo $this->get_field_name('password'); ?>" type="password" value="<?php echo $instance['username']; ?>" style="width:100%;" />
        </p>
        <!-- Customer Number: Text Input -->
        <p>
            <label for="<?php echo $this->get_field_id('customerNumber'); ?>"><?php echo ('Customer Number:'); ?></label>
            <input id="<?php echo $this->get_field_id('customerNumber'); ?>" name="<?php echo $this->get_field_name('customerNumber'); ?>" value="<?php echo $instance['customerNumber']; ?>" style="width:100%;" />
        </p>

        <!-- Country: Select -->
        <p>
            <label for="<?php echo $this->get_field_id('country'); ?>"><?php echo ('Country:'); ?></label>
            <select id="<?php echo $this->get_field_id('country'); ?>" name="<?php echo $this->get_field_name('country'); ?>" size="1">
                <option value="US">US</option>
                <option value="CA">CA</option>
            </select>
        </p>

    <?php
    }
} //end SMS_Platform_Keyword_Checker_Widget

/*
* Register our widget.
* 'SMS_Platform_Keyword_Checker' is the widget class used below.
*
*/
function smsplatformkeywordchecker_load_widgets() {
    register_widget('SMS_Platform_Keyword_Checker_Widget');
}

/*
 * Add function to widgets_init that'll load our widget.
*/
add_action('widgets_init', 'smsplatformkeywordchecker_load_widgets');

?>