podlove / podlove-subscribe-button-wp-plugin

inc/Model/Button.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
 */

namespace PodloveSubscribeButton\Model;

use PodloveSubscribeButton\Defaults;

class Button extends Base {

	public static $properties = array(
		// $property => $default value
		'size'      => 'big',
		'color'     => '#599677',
		'autowidth' => 'on',
		'style'     => 'filled',
		'format'    => 'rectangle',
		'hide'      => 'false',
		'buttonid'  => '',
		'language'  => 'en',
		// Note: the field 'json-data' cannot be set here (No function call allowed within class variables)
	);

	/**
	 * Fetches a Button or Network Button with a specific name
	 * @param  string $name
	 * @return object|false
	 */
	public static function get_button_by_name( $name ) {
		if ( $button = Button::find_one_by_property( 'name', $name ) ) {
			return $button;
		}

		if ( $network_button = NetworkButton::find_one_by_property( 'name', $name ) ) {
			$network_button->id = $network_button->id . 'N';
			return $network_button;
		}

		return false;

	}

	/**
	 * Returns either global buttons settings or the default settings
	 * @param  array
	 * @return array
	 */
	public static function get_global_setting_with_fallback( $settings = array() ) {
		foreach ( Defaults::options() as $property => $default ) {
			$settings[ $property ] = ( get_option( 'podlove_psb_defaults' )[ $property ] ? get_option( 'podlove_psb_defaults' )[ $property ] : $default );
		}

		return $settings;
	}

	/**
	 * Gathers all information and renders the Subscribe button.
	 * @param  string  $size
	 * @param  string  $autowidth
	 * @param  string  $style
	 * @param  string  $format
	 * @param  string  $color
	 * @param  boolean $hide
	 * @param  boolean $buttonid
	 * @return string
	 */
	public function render( $size = 'big', $autowidth = 'on', $style = 'filled', $format = 'rectangle', $color = '#599677', $hide = false, $buttonid = false, $language = 'en' ) {
		$button_styling = array_merge(
			$this->get_button_styling( $size, $autowidth, $style, $format, $color ),
			array(
				'hide'     => $hide,
				'buttonid' => $buttonid,
				'language' => $language,
			)
		);

		return $this->provide_button_html(
			array(
				'title'       => $this->title,
				'subtitle'    => $this->subtitle,
				'description' => $this->description,
				'cover'       => $this->cover,
				'feeds'       => $this->get_feeds_as_array( $this->feeds ),
			),
			$button_styling
		);

	}

	/**
	 * Provides the feed as an array in the required format
	 * @return array
	 */
	private function get_feeds_as_array( $feeds = array() ) {
		foreach ( $feeds as $feed ) {
			if ( isset( Defaults::media_types()[ $feed['format'] ]['extension'] ) ) {
				$new_feed = array(
					'type'    => 'audio',
					'format'  => Defaults::media_types()[ $feed['format'] ]['extension'],
					'url'     => $feed['url'],
					'variant' => 'high',
				);

				if ( isset( $feed['itunesfeedid'] ) && $feed['itunesfeedid'] > 0 ) {
					$new_feed['directory-url-itunes'] = "https://itunes.apple.com/podcast/id" . $feed['itunesfeedid'];
				}

				$feeds[] = $new_feed;

			}
		}

		return $feeds;

	}

	/**
	 * Provides the HTML source of the Subscribe Button
	 * @param  array $podcast_data
	 * @param  array $button_styling
	 * @param  string $data_attributes
	 * @return string
	 */
	private function provide_button_html( $podcast_data, $button_styling, $data_attributes = "" ) {
		// Create data attributes for Button
		foreach ( $button_styling as $attribute => $value ) {
			$data_attributes .= 'data-' . $attribute . '="' . $value . '" ';
		}

		return"
			<script>
				podcastData".$this->id . " = " . json_encode( $podcast_data ) . "
			</script>
			<script 
				class=\"podlove-subscribe-button\" 
				src=\"https://cdn.podlove.org/subscribe-button/javascripts/app.js\" " . $data_attributes . ">
			</script>
		";

	}

	/**
	 * Returns an array with either the set or default values
	 * @param  string $size
	 * @param  string $autowidth
	 * @param  string $style
	 * @param  string $format
	 * @param  string $color
	 * @return array
	 */
	public function get_button_styling( $size, $autowidth, $style, $format, $color ) {

		$options = get_option( 'podlove_psb_defaults' );

		return array(
			// $attribute => $value

60% of this comment could be valid code. Did you maybe forget this after debugging?

			'size'      => ( $size == 'default' ? $options['size'] : $size ) . self::interpret_autowidth_attribute( $autowidth ),

Found: ==. Use strict comparisons (=== or !==).

Use Yoda Condition checks, you must.

			'style'     => ( $style == 'default' ? $options['style'] : $style ),

Found: ==. Use strict comparisons (=== or !==).

Use Yoda Condition checks, you must.

			'format'    => ( $format == 'default' ? $options['format'] : $format ),

Found: ==. Use strict comparisons (=== or !==).

Use Yoda Condition checks, you must.

			'color'     => ( isset( $color ) ? $color : $options['color'] ),
			'json-data' => 'podcastData' . $this->id
		);

	}

	/**
	 * Helper function to interpret the given $autowidth value correctly
	 * @param  string $autowidth
	 * @return string
	 */
	private static function interpret_autowidth_attribute( $autowidth ) {
		if ( $autowidth == 'default' && get_option( 'podlove_psb_defaults' )['autowidth'] !== 'on' )

It is generally a best practice to always use braces with control structures.

Found: ==. Use strict comparisons (=== or !==).

Use Yoda Condition checks, you must.

			return '';

		if ( $autowidth !== 'default' && $autowidth !== 'on' )
			return '';

		return ' auto';

	}

} // END class

Button::property( 'id', 'INT NOT NULL AUTO_INCREMENT PRIMARY KEY' );
Button::property( 'name', 'VARCHAR(255)' );
Button::property( 'title', 'VARCHAR(255)' );
Button::property( 'subtitle', 'VARCHAR(255)' );
Button::property( 'description', 'TEXT' );
Button::property( 'cover', 'VARCHAR(255)' );
Button::property( 'feeds', 'TEXT' );
Button::property( 'language', 'VARCHAR(2)' );