alienship-shortcodes.php

<?php
/*
Plugin Name: Alien Ship Shortcodes
Plugin URI: http://www.johnparris.com/wordpress-plugins/alienship-shortcodes/
Description: Shortcodes for displaying Bootstrap elements in the Alien Ship theme. It will work in other themes. It does not load the Bootstrap libraries. It assumes they're already provided by other means.
Version: 1.0.8
Author: John Parris
Author URI: https://www.johnparris.com
License: GPL2
*/

/*  Copyright 2012 John Parris */

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	die ( "What'chu talkin' 'bout, Willis?" );
}

class AlienShip_Shortcodes {

	function __construct() {
		add_action( 'init', array( $this, 'add_shortcodes' ) );

		/* Allow shortcodes in widgets */
		add_filter('widget_text', 'do_shortcode');
  }


	/**
	 * Add our shortcodes
	 *
	 * @since 1.0
	 */
	function add_shortcodes() {
		add_shortcode( 'alert',          array( $this, 'alienship_alert' ) );
		add_shortcode( 'badge',          array( $this, 'alienship_badge' ) );
		add_shortcode( 'button',         array( $this, 'alienship_button' ) );
		add_shortcode( 'featured-posts', array( $this, 'alienship_featured_posts_shortcode' ) );
		add_shortcode( 'icon',           array( $this, 'alienship_icon' ) );
		add_shortcode( 'icon-white',     array( $this, 'alienship_icon_white' ) );
		add_shortcode( 'label',          array( $this, 'alienship_label' ) );
		add_shortcode( 'loginform',      array( $this, 'alienship_login_form' ) );
		add_shortcode( 'panel',          array( $this, 'alienship_panel' ) );
		add_shortcode( 'well',           array( $this, 'alienship_well' ) );
		add_shortcode( 'col',           array( $this, 'alienship_column' ) );
		add_shortcode( 'row',           array( $this, 'alienship_row' ) );
	}


	/**
	 * Alerts
	 *
	 * @since 1.0
	 * Types are 'success', 'info', 'warning', 'danger'. If type is not specified, a default color is displayed.
	 * Example: [alert type="success" heading="Congrats!"]You won the lottery![/alert]
	 */
	function alienship_alert( $atts, $content = null ) {

		$atts = shortcode_atts( array(
			'type'    => 'success',
			'heading' => false,
			'close'   => false,
		),
		$atts, 'alienship_alert' );

		$output = '<div class="alert alert-' . $atts['type'] . ' alert-dismissable">';

		if ( $atts['close'] )
			$output .= '<button type="button" class="close" data-dismiss="alert" aria-hidden="true">&times;</button>';

		if ( $atts['heading'] )
			$output .= '<strong>' . do_shortcode( $atts['heading'] ) . '</strong>';

		$output .= '<p>' . do_shortcode( $content ) . '</p>';

		$output .= '</div>';

		return $output;

	}


	/**
	 * Badges
	 *
	 * @since 1.0
	 * [badge] shortcode.
	 * Example: [badge]1[/badge]
	 */
	function alienship_badge( $atts, $content = null ) {

		return '<span class="badge">' . do_shortcode( $content ) . '</span>';
	}


	/**
	 * Buttons
	 *
	 * @since 1.0
	 * [button] shortcode. Options for type= are "default", "primary", "info", "success", "warning", and "danger".
	 * Options for size are xs, sm, and lg. If none is specified it defaults to medium size.
	 * Example: [button type="info" size="lg" link="http://yourlink.com"]Button Text[/button]
	 */
	function alienship_button( $atts, $content = null ) {

		$atts = shortcode_atts( array(
			'link' => '#',
			'type' => 'default',
			'size' => false,
		),
		$atts, 'alienship_button' );

		// Button size
		$size = '';
		if ( $atts['size'] )
			$size = ' btn-' . $atts['size'];

		return '<a class="btn btn-' . $atts['type'] . $size . '" href="' . $atts['link'] . '">' . do_shortcode( $content ) . '</a>';
	}


	/**
	 * Featured Posts Carousel
	 *
	 * @since 1.0
	 * [featured-posts] shortcode. Options are tag, max, width, and height. Defaults: tag="featured" max="3" width="850" height="350".
	 * Example: [featured-posts tag="featured" max="3"] This will feature up to 3 posts tagged "featured".
	 */
	function alienship_featured_posts_shortcode( $atts, $content = null ) {

		/* Do nothing if we're doing an RSS feed */
		if( is_feed() ) {
			return;
		}

		$atts = shortcode_atts( array(
			'tag'        => 'featured',
			'max'        => '3',
			'width'      => '850',
			'height'     => '350',
			'indicators' => 'true',
			'captions'   => 'true',
		),
		$atts, 'alienship_featured_posts_shortcode' );

		$featuredquery = 'posts_per_page=' . absint( $atts['max'] ) . '&tag=' . $atts['tag'];
		$featured_query_shortcode = new WP_Query( $featuredquery );

		if ( $featured_query_shortcode->have_posts() ) { ?>
			<!-- Featured listings -->
			<div style="width:<?php echo $atts['width'];?>px; max-width: 100%">
				<div class="row">
					<div class="col-sm-12">
						<div id="featured-carousel-shortcode" class="carousel slide">

							<?php // Featured post indicators?
							if ( 'true' == $atts['indicators'] ) { ?>
							<ol class="carousel-indicators">
								<?php
								$indicators = $featured_query_shortcode->post_count;
								$count = 0;
								while ( $count != $indicators ) {
									echo '<li data-target="#featured-carousel" data-slide-to="' . $count . '"></li>';
									$count++;
								} ?>
							</ol>
							<?php } // indicators ?>

							<div class="carousel-inner">

								<?php while ( $featured_query_shortcode->have_posts() ) : $featured_query_shortcode->the_post(); ?>
									<div class="item">
										<a href="<?php the_permalink(); ?>" title="<?php the_title(); ?>">
											<?php echo get_the_post_thumbnail( ''. $featured_query_shortcode->post->ID .'', array( $atts['width'], $atts['height'] ), array( 'title' => "" ) ); ?>
										</a>

										<?php if ( 'true' == $atts['captions'] ) { ?>
										<div class="carousel-caption">
											<h3><?php the_title(); ?></h3>
										</div>
										<?php } ?>
									</div><!-- .item -->
								<?php endwhile; ?>

							</div><!-- .carousel-inner -->
							<a class="left carousel-control" href="#featured-carousel-shortcode" data-slide="prev"><span class="icon-prev"></span></a>
							<a class="right carousel-control" href="#featured-carousel-shortcode" data-slide="next"><span class="icon-next"></span></a>
						</div><!-- #featured-carousel-shortcode -->
					</div><!-- .col-sm-12 -->
				</div><!-- .row -->
			</div>
			<script type="text/javascript">
				jQuery(function() {
					// Activate the first carousel item //
					jQuery("div#featured-carousel-shortcode").children("div.carousel-inner").children("div.item:first").addClass("active");
					// Start the Carousel //
					jQuery('.carousel').carousel();
				});
			</script>
		<?php } // if(have_posts()) ?>
		<!-- End featured listings -->
		<?php wp_reset_query();
	}


	/**
	 * Icons
	 *
	 * @since 1.0
	 * [icon] shortcode.
	 * Example: [icon type="search"]
	 */
	function alienship_icon( $atts, $content = null ) {

		$atts = shortcode_atts( array(
			'type' => 'type',
		),
		$atts, 'alienship_icon' );

		return '<i class="glyphicon glyphicon-' . $atts['type'] . '"></i>';
	}


	/**
	 * Labels
	 *
	 * @since 1.0
	 * [label] shortcode. Options for type= are "default", "primary, "success", "info", "warning", and "danger". If a type of not specified, default is used.
	 * Example: [label type="danger"]Label text[/label]
	 */
	function alienship_label( $atts, $content = null ) {

		$atts = shortcode_atts( array(
			'type' => 'default',
		),
		$atts, 'alienship_label' );

		return '<span class="label label-' . $atts['type'] . '">' . do_shortcode( $content ) . '</span>';

	}


	/**
	 * Login form shortcode
	 *
	 * @since 1.0
	 * [loginform] shortcode. Options are:
	 * redirect="http://your-url-here.com". If redirect is not set, it returns to the current page.
	 * label_username
	 * label_password
	 * label_remember
	 * label_log_in
	 * Example: [loginform redirect="http://www.site.com"]
	 */
	function alienship_login_form( $atts, $content = null ) {

		if( is_user_logged_in() ) {
			return;
		}

		$atts = shortcode_atts( array(
			'redirect'       => get_permalink(),
			'label_username' => __( 'Username', 'alienship-shortcodes' ),
			'label_password' => __( 'Password', 'alienship-shortcodes' ),
			'label_remember' => __( 'Remember Me', 'alienship-shortcodes' ),
			'label_log_in'   => __( 'Log In', 'alienship-shortcodes' ),
		),
		$atts, 'alienship_login_form' );

		$form = wp_login_form( array(
			'echo'           => false,
			'redirect'       => $atts['redirect'],
			'label_username' => $atts['label_username'],
			'label_password' => $atts['label_password'],
			'label_remember' => $atts['label_remember'],
			'label_log_in'   => $atts['label_log_in'],
		) );
		return $form;
	}


	/**
	 * Panels
	 *
	 * @since 1.0
	 * [panel] shortcode. Columns defaults to 6. You can specify columns in the shortcode.
	 * Example: [panel columns="4"]Your panel text here.[/panel]
	 */
	function alienship_panel( $atts, $content = null ) {

		$atts = shortcode_atts( array(
			'type'    => 'default',
			'heading' => false,
			'title'   => false,
			'footer'  => false,
		),
		$atts, 'alienship_panel' );

		$output = '<div class="panel panel-' . $atts['type'] . '">';

		if ( $atts['heading'] ) {
			$output .= '<div class="panel-heading">';

			if ( $atts['title'] ) {
				$output .= '<h3 class="panel-title">' . $atts['title'] . '</h3>';
			}

			$output .= '</div>';
		}

		$output .= '<div class="panel-body">' . do_shortcode( $content ) . '</div>';

		if ( $atts['footer'] )
			$output .= '<div class="panel-footer">' . $atts['footer'] . '</div>';

		$output .= '</div><!-- .panel -->';

		return $output;
	}


	/**
	 * Wells
	 *
	 * @since 1.0
	 * [well] shortcode.
	 * Example: [well]Your text here.[/well]
	 */
	function alienship_well( $atts, $content = null ) {

		return '<div class="well">' . do_shortcode( $content ) .'</div>';
	}

	/**
	 * Columns
	 *
	 * @since 1.0.7
	 * [col] shortcode.
	 * Example: [col span="3"]Your text here.[/col]
	 */
	function alienship_column( $atts, $content = null ) {

		$atts = shortcode_atts( array(
			'span' => '12',
		),
		$atts, 'alienship_column' );

		return '<div class="col-sm-' . $atts['span'] . '">' . do_shortcode( $content ) .'</div>';
	}

	/**
	 * Rows
	 *
	 * @since 1.0.7
	 * [row] shortcode.
	 * Example: [row class="someclass"]Your text here.[/row]
	 */
	function alienship_row( $atts, $content = null ) {

		$atts = shortcode_atts( array(
			'class' => '',
		),
		$atts, 'alienship_row' );

		return '<div class="row ' . $atts['class'] . '">' . do_shortcode( $content ) .'</div>';
	}

} //class

function alienship_load_shortcodes() {
	$alienship_shortcodes = new AlienShip_Shortcodes();
}
add_action( 'plugins_loaded', 'alienship_load_shortcodes' );