<?php

/**

 * Creates a widget that allows users to add a login form to a widget area.

 *

 * @package Members

 * @subpackage Includes

 */



/**

 * Login form widget class.

 *

 * @since 0.1.0

 */

class Members_Widget_Login extends WP_Widget {



	/**

	 * Set up the widget's unique name, ID, class, description, and other options.

	 *

	 * @since 0.1.0

	 */

	function Members_Widget_Login() {



		/* Set up the widget options. */

		$widget_options = array(

			'classname' => 'login',

			'description' => esc_html__( 'A widget that allows users to log into your site.', 'members' )

		);



		/* Set up the widget control options. */

		$control_options = array(

			'width' => 800,

			'height' => 350,

			'id_base' => 'members-widget-login'

		);



		/* Create the widget. */

		$this->WP_Widget( 'members-widget-login', esc_attr__( 'Login Form', 'members' ), $widget_options, $control_options );

	}



	/**

	 * Outputs the widget based on the arguments input through the widget controls.

	 *

	 * @since 0.1.0

	 */

	function widget( $args, $instance ) {

		global $user_identity, $user_ID;



		extract( $args );



		/* Set up the arguments for wp_login_form(). */

		$args = array(

	 		'form_id' => 		!empty( $instance['form_id'] ) ? esc_attr( $instance['form_id'] ) : 'loginform',

			'label_username' => 	esc_html( $instance['label_username'] ),

			'label_password' =>	esc_html( $instance['label_password'] ),

			'label_remember' => 	esc_html( $instance['label_remember'] ),

			'label_log_in' =>		esc_html( $instance['label_log_in'] ),

			'id_username' =>		esc_attr( $instance['id_username'] ),

			'id_password' =>		esc_attr( $instance['id_password'] ),

			'id_remember' =>		esc_attr( $instance['id_submit'] ),

			'id_submit' =>		esc_attr( $instance['remember'] ),

			'remember' =>		!empty( $instance['remember'] ) ? true : false,

			'value_username' =>	esc_attr( $instance['value_username'] ),

			'value_remember' =>	!empty( $instance['value_remember'] ) ? true : false,

			'echo' => false,

		);



		if ( !empty( $instance['redirect'] ) )

			$args['redirect'] = esc_url( $instance['redirect'] );



		/* Get the logged in/out text. */

		$logged_in_text = apply_filters( 'widget_text', $instance['logged_in_text'] );

		$logged_out_text = apply_filters( 'widget_text', $instance['logged_out_text'] );



		$show_avatar = !empty( $instance['show_avatar'] ) ? true : false;



		/* Output the theme's $before_widget wrapper. */

		echo $before_widget;



		/* If a title was input by the user, display it. */

		if ( !empty( $instance['title'] ) )

			echo $before_title . apply_filters( 'widget_title',  $instance['title'], $instance, $this->id_base ) . $after_title;



		/* If the current user is logged in. */

		if ( is_user_logged_in() ) {



			/* Show avatar if enabled. */

			if ( !empty( $show_avatar ) )

				echo get_avatar( $user_ID );



			/* Show logged in text if any is written. */

			if ( !empty( $logged_in_text ) )

				echo do_shortcode( shortcode_unautop( wpautop( $logged_in_text ) ) );

		}



		/* If the current user is not logged in. */

		else {



			/* Show avatar if enabled. */

			if ( $show_avatar )

				echo get_avatar( $user_ID );



			/* Show logged out text if any is written. */

			if ( $logged_out_text )

				echo do_shortcode( shortcode_unautop( wpautop( $logged_out_text ) ) );



			/* Output the login form. */

			echo '<div class="members-login-form">' . wp_login_form( $args ) . '</div>';

		}



		/* Close the theme's widget wrapper. */

		echo $after_widget;

	}



	/**

	 * Updates the widget control options for the particular instance of the widget.

	 *

	 * @since 0.1.0

	 */

	function update( $new_instance, $old_instance ) {

		$instance = $old_instance;



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

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

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

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

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

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

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

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

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

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



		$instance['remember'] = ( isset( $new_instance['remember'] ) ? 1 : 0 );

		$instance['value_remember'] = ( isset( $new_instance['value_remember'] ) ? 1 : 0 );

		$instance['show_avatar'] = ( isset( $new_instance['show_avatar'] ) ? 1 : 0 );



		if ( current_user_can('unfiltered_html') ) {

			$instance['logged_in_text'] =  $new_instance['logged_in_text'];

			$instance['logged_out_text'] =  $new_instance['logged_out_text'];

		}

		else {

			$instance['logged_in_text'] = wp_filter_post_kses( $new_instance['logged_in_text'] );

			$instance['logged_out_text'] = wp_filter_post_kses( $new_instance['logged_out_text'] );

		}



		return $instance;

	}



	/**

	 * Displays the widget control options in the Widgets admin screen.

	 *

	 * @since 0.1.0

	 */

	function form( $instance ) {



		/* Set up the default form values. */

		$defaults = array(

			'title' => esc_attr__( 'Log In', 'members' ), 

			'label_username' => esc_attr__( 'Username', 'members' ),

			'label_password' => esc_attr__( 'Password', 'members' ),

			'label_log_in' => esc_attr__( 'Log In', 'members' ),

			'label_remember' => esc_attr__('Remember Me', 'members' ),

			'form_id' => 'loginform',

			'id_username' => 'user_login',

			'id_password' => 'user_pass',

			'id_remember' => 'rememberme',

			'id_submit' => 'wp-submit',

			'remember' => true,

			'value_remember' => false,

			'value_username' => '',

			'show_avatar' => true,

			'logged_out_text' => esc_html__( 'Please log into the site.', 'members' ),

			'logged_in_text' => esc_html__( 'You are currently logged in.', 'members' )

		);



		/* Merge the user-selected arguments with the defaults. */

		$instance = wp_parse_args( (array) $instance, $defaults );



		$logged_in_text = format_to_edit( $instance['logged_in_text'] );

		$logged_out_text = format_to_edit( $instance['logged_out_text'] ); ?>



		<div style="float: left; width: 31%; margin-right: 3.5%;">



		<p>

			<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php esc_html_e( 'Title:', 'members' ); ?></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo $instance['title']; ?>" />

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'label_username' ); ?>"><code>label_username</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'label_username' ); ?>" name="<?php echo $this->get_field_name( 'label_username' ); ?>" value="<?php echo $instance['label_username']; ?>" />

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'label_password' ); ?>"><code>label_password</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'label_password' ); ?>" name="<?php echo $this->get_field_name( 'label_password' ); ?>" value="<?php echo $instance['label_password']; ?>" />

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'label_log_in' ); ?>"><code>label_log_in</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'label_log_in' ); ?>" name="<?php echo $this->get_field_name( 'label_log_in' ); ?>" value="<?php echo $instance['label_log_in']; ?>" />

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'label_remember' ); ?>"><code>label_remember</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'label_remember' ); ?>" name="<?php echo $this->get_field_name( 'label_remember' ); ?>" value="<?php echo $instance['label_remember']; ?>" />

		</p>



		</div>

		<div style="float: left; width: 31%; margin-right: 3.5%;">



		<p>

			<label for="<?php echo $this->get_field_id( 'value_username' ); ?>"><code>value_username</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'value_username' ); ?>" name="<?php echo $this->get_field_name( 'value_username' ); ?>" value="<?php echo $instance['value_username']; ?>" />

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'id_username' ); ?>"><code>id_username</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'id_username' ); ?>" name="<?php echo $this->get_field_name( 'id_username' ); ?>" value="<?php echo $instance['id_username']; ?>" />

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'id_remember' ); ?>"><code>id_remember</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'id_remember' ); ?>" name="<?php echo $this->get_field_name( 'id_remember' ); ?>" value="<?php echo $instance['id_remember']; ?>" />

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'id_password' ); ?>"><code>id_password</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'id_password' ); ?>" name="<?php echo $this->get_field_name( 'id_password' ); ?>" value="<?php echo $instance['id_password']; ?>" />

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'id_submit' ); ?>"><code>id_submit</code></label>

			<input type="text" class="widefat code" id="<?php echo $this->get_field_id( 'id_submit' ); ?>" name="<?php echo $this->get_field_name( 'id_submit' ); ?>" value="<?php echo $instance['id_submit']; ?>" />

		</p>



		</div>



		<div style="float: right; width: 31%;">



		<p>

			<input class="checkbox" type="checkbox" <?php checked( $instance['remember'], true ); ?> id="<?php echo $this->get_field_id( 'remember' ); ?>" name="<?php echo $this->get_field_name( 'remember' ); ?>" /> 

			<label for="<?php echo $this->get_field_id( 'remember' ); ?>"><?php _e( '"Remember me" checkbox?', 'members' ); ?> <code>remember</code></label>

		</p>

		<p>

			<input class="checkbox" type="checkbox" <?php checked( $instance['value_remember'], true ); ?> id="<?php echo $this->get_field_id( 'value_remember' ); ?>" name="<?php echo $this->get_field_name( 'value_remember' ); ?>" /> 

			<label for="<?php echo $this->get_field_id( 'value_remember' ); ?>"><?php _e( 'Check "remember me"?', 'members' ); ?> <code>value_remember</code></label>

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'show_avatar' ); ?>">

			<input class="checkbox" type="checkbox" <?php checked( $instance['show_avatar'], true ); ?> id="<?php echo $this->get_field_id( 'show_avatar' ); ?>" name="<?php echo $this->get_field_name( 'show_avatar' ); ?>" /> <?php _e('Display avatar?', 'widgets-reloaded'); ?></label>

		</p>

		<p>

			<label for="<?php echo $this->get_field_id( 'logged_out_text' ); ?>"><?php _e( 'Logged out text:', 'members' ); ?></label>

			<textarea class="widefat" rows="2" cols="20" id="<?php echo $this->get_field_id( 'logged_out_text' ); ?>" name="<?php echo $this->get_field_name('logged_out_text'); ?>" style="width:100%;"><?php echo $logged_out_text; ?></textarea>

		</p>



		<p>

			<label for="<?php echo $this->get_field_id( 'logged_in_text' ); ?>"><?php _e( 'Logged in text:', 'members' ); ?></label>

			<textarea class="widefat" rows="2" cols="20" id="<?php echo $this->get_field_id( 'logged_in_text' ); ?>" name="<?php echo $this->get_field_name('logged_in_text'); ?>" style="width:100%;"><?php echo $logged_in_text; ?></textarea>

		</p>



		</div>



		<div style="clear:both;">&nbsp;</div>

	<?php

	}

}



?>