podlove / podlove-subscribe-button-wp-plugin

podlove.php

<?php
/**
 * @author    Podlove <podlove@podlove.org>
 * @copyright Copyright (c) 2014-2018, Podlove
 * @license   https://github.com/podlove/podlove-subscribe-button-wp-plugin/blob/master/LICENSE MIT
 * @package   Podlove\PodloveSubscribeButton
 * @version   1.4.0-beta
 */

/**
 * Plugin Name: Podlove Subscribe Button
 * Plugin URI:  https://wordpress.org/plugins/podlove-subscribe-button/
 * Description: Brings the Podlove Subscribe Button to your WordPress installation.
 * Version:     1.4.0-beta
 * Author:      Podlove
 * Author URI:  https://podlove.org/
 * License:     MIT
 * License URI: license.txt
 * Text Domain: podlove-subscribe-button
 */

/** Check if PHP version is sufficient */
if ( ! version_compare( phpversion(), '5.4', ">=" ) ) {

	function podlove_psb_php_notice() {
		?>
        <div id="message" class="error">
            <p>
                <strong>The Podlove Subscribe Button Plugin could not be activated</strong>
            </p>
            <p>
                The Podlove Subscribe Button Plugin requires <code>PHP 5.3</code> or higher.<br>
                You are running <code>PHP <?php echo phpversion(); ?></code>.<br>
                Please ask your hoster how to upgrade to an up-to-date PHP version.
            </p>
        </div>
		<?php
	}

	function podlove_psb_deactivate() {
		deactivate_plugins( plugin_basename( __FILE__ ) );
	}

	add_action( 'admin_notices', 'podlove_psb_php_notice' );
	add_action( 'admin_init', 'podlove_psb_deactivate' );

	return;

}

require_once __DIR__ . '/vendor/autoload.php';

register_activation_hook( __FILE__, array( 'PodloveSubscribeButton\Setup', 'activation' ) );
register_uninstall_hook( __FILE__, array( 'PodloveSubscribeButton\Setup', 'uninstall' ) );

PodloveSubscribeButton\Migration::eval_db();
PodloveSubscribeButton::run();

/**
 * Class PodloveSubscribeButton
 */
class PodloveSubscribeButton {

	/**
	 * @var string current plugin version
	 */
	public static $version = '1.4.0-beta';

	public static function run() {

		add_action( 'plugins_loaded', array( __CLASS__, 'load_translations' ) );
		add_action( 'init', array( __CLASS__, 'register_shortcode' ) );
		add_action( 'admin_init', array( 'PodloveSubscribeButton\Options', 'register_settings' ) );
		add_action( 'admin_init', array( 'PodloveSubscribeButton\Settings\Buttons', 'process_form' ) );
		add_action( 'admin_enqueue_scripts', array( __CLASS__, 'enqueue_assets' ) );
		add_action( 'widgets_init', array( __CLASS__, 'widgets' ) );
		add_action( 'network_admin_edit_podlove_psb_update_network_options', array( 'PodloveSubscribeButton\Settings\Buttons', 'podlove_psb_update_network_options' ) );

		if ( is_multisite() ) {
			add_filter( 'podlove_psb_defaults_options', array( __CLASS__, 'get_network_defaults' ) );
		}

		self::menu();

	}

	public static function get_network_defaults( $options ) {
		$network_defaults = get_site_option( 'podlove_psb_defaults' );

		return $network_defaults;
	}

	public static function widgets() {
		register_widget( '\PodloveSubscribeButton\Widget' );

	}

	public static function menu() {
		add_action( 'admin_menu', array( 'PodloveSubscribeButton', 'admin_menu' ) );

		if ( is_network_admin() ) {
			add_action( 'network_admin_menu', array( 'PodloveSubscribeButton', 'admin_network_menu' ) );
		}

	}

	public static function enqueue_assets( $hook ) {

		$pages = array( 'settings_page_podlove-subscribe-button', 'widgets.php' );

		if ( ! in_array( $hook, $pages ) ) {
			return;
		}

		add_action( 'admin_print_footer_scripts', array( __CLASS__, 'admin_inline_js' ) );

		$suffix = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '' : '.min';

		// CSS Stylesheet
		wp_register_style( 'podlove-subscribe-button', \PodloveSubscribeButton\Helpers::get_url( '' ) . 'css/style.css', false, self::$version );
		wp_enqueue_style( 'podlove-subscribe-button' );

		// Clipboard.js

Inline comments must end in full-stops, exclamation marks, or question marks

		wp_register_script( 'clipboard.js', \PodloveSubscribeButton\Helpers::get_url( '' ) . "js/clipboard{$suffix}.js", array(), '2.0.1' );

In footer ($in_footer) is not set explicitly wp_register_script; It is recommended to load scripts in the footer. Please set this value to true to load it in the footer, or explicitly false if it should be loaded in the header.

		wp_enqueue_script( 'clipboard.js' );

		// Admin JS

Inline comments must end in full-stops, exclamation marks, or question marks

		wp_enqueue_style( 'wp-color-picker' );
		wp_register_script( 'podlove-subscribe-button-admin-tools', \PodloveSubscribeButton\Helpers::get_url( '' ) . 'js/admin.js', array( 'jquery', 'wp-color-picker' ), self::$version );
		$js_translations = array(
			'media_library' => __( 'Media Library', 'podlove-subscribe-button' ),
			'use_for'       => __( 'Use for Podcast Cover Art', 'podlove-subscribe-button' ),
		);
		wp_localize_script( 'podlove-subscribe-button-admin-tools', 'i18n', $js_translations );
		wp_enqueue_script( 'podlove-subscribe-button-admin-tools' );

	}

	public static function admin_inline_js() {

Method name "PodloveSubscribeButton::admin_inline_js" is not in camel caps format

Missing doc comment for function admin_inline_js()

	    echo "<script type=\"text/javascript\">var clipboard = new ClipboardJS('.copy-btn');</script>";
	}

Expected 1 blank line before closing function brace; 0 found

	public static function admin_menu() {
		add_options_page(
			__( 'Podlove Subscribe Button Options', 'podlove-subscribe-button' ),
			__( 'Podlove Subscribe Button', 'podlove-subscribe-button' ),
			'manage_options',
			'podlove-subscribe-button',
			array( 'PodloveSubscribeButton\Settings\Buttons', 'page' )
		);

	}

	public static function admin_network_menu() {
		add_submenu_page(
			'settings.php',
			__( 'Podlove Subscribe Button Options', 'podlove-subscribe-button' ),
			__( 'Podlove Subscribe Button', 'podlove-subscribe-button' ),
			'manage_options',
			'podlove-subscribe-button',
			array( 'PodloveSubscribeButton\Settings\Buttons', 'page' )
		);

	}

	public static function load_translations() {
		load_plugin_textdomain( 'podlove-subscribe-button' );

	}

	/**
	 * Get value from the associative array of the plugin defaults option
	 *
	 * @param $key
	 * @param bool $default
	 *
	 * @return string|bool
	 */
	public static function get_option( $key, $default = false ) {

		$options = \get_option( 'podlove_psb_defaults' );

		if ( array_key_exists( $key, $options ) ) {
			return $options[ $key ];
		}

		return $default;
	} // END get_option()

	public static function register_shortcode() {
		add_shortcode( 'podlove-subscribe-button', array( 'PodloveSubscribeButton', 'shortcode' ) );
	}

	/**
	 * Add the shortcode
	 *
	 * @param $args
	 *
	 * @return string|void
	 */
	public static function shortcode( $args ) {
		if ( ! $args || ! isset( $args['button'] ) ) {
			return __( 'You need to create a Button first and provide its ID.', 'podlove-subscribe-button' );
		} else {
			$buttonid = $args['button'];
		}

		// Fetch the (network)button by it's name
		if ( ! $button = \PodloveSubscribeButton\Model\Button::get_button_by_name( $args['button'] ) ) {
			return sprintf( __( 'Oops. There is no button with the ID "%s".', 'podlove-subscribe-button' ), $args['button'] );
		}

		// Get button styling and options
		$autowidth = self::interpret_width_attribute( self::get_array_value_with_fallback( $args, 'width' ) );
		$size      = self::get_attribute( 'size', self::get_array_value_with_fallback( $args, 'size' ) );
		$style     = self::get_attribute( 'style', self::get_array_value_with_fallback( $args, 'style' ) );
		$format    = self::get_attribute( 'format', self::get_array_value_with_fallback( $args, 'format' ) );

		if ( isset( $args['language'] ) ) {
			$language = $args['language'];
		} else {
			$language = self::get_attribute( 'language', self::get_array_value_with_fallback( $args, 'language' ) );
		}

		if ( isset( $args['color'] ) ) {
			$color = $args['color'];
		} else {
			$color = self::get_attribute( 'color', self::get_array_value_with_fallback( $args, 'color' ) );
		}

		if ( isset( $args['hide'] ) && $args['hide'] == 'true' ) {
			$hide = true;
		} else {
			$hide = false;
		}

		// Render button
		return $button->render( $size, $autowidth, $style, $format, $color, $hide, $buttonid, $language );

	}

	public static function get_array_value_with_fallback( $args, $key ) {
		if ( isset( $args[ $key ] ) ) {
			return $args[ $key ];
		}

		return false;

	}

	/**
	 * @param  string $attribute
	 * @param  string $attribute_value
	 *
	 * @return string
	 */
	private static function get_attribute( $attribute = null, $attribute_value = null ) {
		if ( isset( $attribute_value ) && ctype_alnum( $attribute_value ) && key_exists( $attribute_value, \PodloveSubscribeButton\Model\Button::$$attribute ) ) {
			return $attribute_value;
		} else {
			$default = get_option( 'podlove_psb_defaults', \PodloveSubscribeButton\Defaults::options() );

			return $default[ $attribute ];
		}

	}

	/**
	 * Interprets the provided width attribute and return either auto- or a specific width
	 *
	 * @param  string $width_attribute

Missing parameter comment

	 *
	 * @return string
	 */
	private static function interpret_width_attribute( $width_attribute = null ) {
		if ( $width_attribute == 'auto' ) {
			return 'on';
		}

		if ( $width_attribute && $width_attribute !== 'auto' ) {
			return 'off';
		}

		return self::get_option( 'autowidth', 'on' );

	}

	public static function plugin_file() {
		return __FILE__;
	}

} // END class