class-options.php

<?php

if(preg_match('#' . basename(__FILE__) . '#', $_SERVER['PHP_SELF'])) {
	die('Illegal Entry');
}

///////////
//Admin CSS
function wooswipe_register_head() {

    $url = plugins_url( 'admin.css', __FILE__ );

    echo "<link rel='stylesheet' type='text/css' href='$url' />\n";
}
add_action('admin_head', 'wooswipe_register_head');


//============================== wooswipe options ========================//
class wooswipe_plugin_options {

	public static function init() {

		// register functions
		add_action('admin_menu', array('wooswipe_plugin_options', 'update'));

	}


	//Defaults
	public static function WooSwipe_getOptions() {
		//Pull from WP options database table
		$options = get_option('wooswipe_options');
		if (!is_array($options)) {

			$options['white_theme'] = false;
			$options['pinterest'] = false;
			update_option('wooswipe_options', $options);

		} else {
			if(!isset($options['white_theme'])) {
				$options['white_theme'] = false;
			}
			if(!isset($options['pinterest'])) {
				$options['pinterest'] = false;
			}
			update_option('wooswipe_options', $options);
		}
		return $options;
	}


	public static function update() {

		if(isset($_POST['wooswipe_save'])) {

			$options = wooswipe_plugin_options::WooSwipe_getOptions();

			if (isset($_POST['white_theme'])) {
				$options['white_theme'] = (bool)true;
			} else {
				$options['white_theme'] = (bool)false;
			}

			if (isset($_POST['pinterest'])) {
				$options['pinterest'] = (bool)true;
			} else {
				$options['pinterest'] = (bool)false;
			}

			update_option('wooswipe_options', $options);

		} else {
			wooswipe_plugin_options::WooSwipe_getOptions();
		}
	}


	public static function display() {

		$options = wooswipe_plugin_options::WooSwipe_getOptions();
		?>

		<div id="wooswipe_admin" class="wrap">
			<div class="wooswipe_admin-main">
				<h1>WooSwipe Options</h1>

				<p>WooSwipe is a <a target="_blank" rel="noreferrer" href="https://wordpress.org/plugins/wooswipe/">WooCommerce gallery plugin for WordPress</a> built using Photoswipe from  Dmitry Semenov.  <a href="http://photoswipe.com/">Photoswipe</a> and <a href="http://kenwheeler.github.io/slick/"> Slick</a> </p>

				<p>You can edit your thumbnail image sizes in <b>Appearance › Customize › WooCommerce › Product Images</b> unless your theme registers it's own sizes. </a></p>

				<p style="font-style:italic; font-weight:normal; color:grey " >Please note: Images that are already on the server will not change size until you regenerate the thumbnails. Use <a title="http://wordpress.org/extend/plugins/ajax-thumbnail-rebuild/" href="http://wordpress.org/extend/plugins/ajax-thumbnail-rebuild/">AJAX thumbnail rebuild</a> </p>

				<form method="post" action="#" enctype="multipart/form-data">

					<div class="ps_border" ></div>
					<p><label><input name="white_theme" type="checkbox" value="checkbox" <?php if($options['white_theme']) echo "checked='checked'"; ?> /> Use white theme?</label></p>

					<div class="ps_border" ></div>
					<p><label><input name="pinterest" type="checkbox" value="checkbox" <?php if($options['pinterest']) echo "checked='checked'"; ?> /> Add Pinterest link?</label></p>

					<div class="ps_border" ></div>
					<p><input class="button-primary" type="submit" name="wooswipe_save" value="Save Changes" /></p>

				</form>
			</div>

			<div class="wooswipe_admin-sidebar">
				<br>
					<img src="<?= plugins_url() . '/wooswipe/images/Thrive_logo.gif'; ?>" alt="Thrive digital" width="100%" height="auto">
					<div class="ps_border" ></div>
					<h2>Publications from our team</h2>
					<img src="<?= plugins_url() . '/wooswipe/images/WooCommerce-thumbnail.jpg'; ?>" alt="PhotoSwipe" width="100%" height="auto" />
					<p>WooCommerce is at the heart of many ecommerce stores, designed for small to large-sized online merchants using WordPress.</p>
					<p><a class="btn" target="_blank" rel="noreferrer" href="https://thriveweb.com.au/the-lab/woocommerce-checklist/">Read more</a></p>
					<div class="ps_border" ></div>
					<img src="<?= plugins_url() . '/wooswipe/images/photoswipe-mansonry-2.0.jpg'; ?>" alt="PhotoSwipe" width="100%" height="auto" />
					<p>Explore the brand new PhotoSwipe Masonry 2.0 gallery, based off Dmitry Semenov's PhotoSwipe plugin.</p>
					<p><a class="btn" target="_blank" rel="noreferrer" href="https://thriveweb.com.au/the-lab/photoswipe-v2/">Read more</a></p>
					<p>Wooswipe built by Thrive Digital
						<br>
						<a target="_blank" rel="noreferrer" href="https://thriveweb.com.au">Web Design Gold Coast.</a>
					</p>
			</div>
		</div>

		<?php
	}
}