class-epsilon-framework.php

<?php
if ( ! defined( 'WPINC' ) ) {
	die;
}

require_once dirname( __FILE__ ) . '/class-epsilon-autoloader.php';

/**
 * Class Epsilon_Framework
 */
class Epsilon_Framework {

	/**
	 * By default, it loads all controls
	 *
	 * @var array|mixed
	 */
	private $controls = array(
		'toggle',
		'typography',
		'slider',
		'repeater',
		'section-repeater',
		'image',
		'text-editor',
		'icon-picker',
		'customizer-navigation',
		'color-scheme',
		'button-group',
		'separator',
		'page-changer',
		'image-dimensions',
	);
	/**
	 * By default, it loads all sections
	 *
	 * @var array|mixed
	 */
	private $sections = array(
		'recommended-actions',
		'pro',
		'doubled',
	);
	/**
	 * By default, load all panels
	 *
	 * @var array
	 */
	private $panels = array(
		'regular',
	);
	/**
	 * @var bool
	 */
	private $plugin = false;
	/**
	 * If we're in a plugin, set up uri manually
	 *
	 * @var string
	 */
	private $plugin_uri = '';
	/**
	 * If we're in a plugin, set up paths manually
	 *
	 * @var string
	 */
	private $plugin_path = '';
	/**
	 * Default path is in /inc/libraries
	 *
	 * @var mixed|string
	 */
	private $path = '/inc/libraries';
	/**
	 * At the current moment, backup is a must
	 *
	 * @var bool
	 */
	private $backup = true;

	/**
	 * Epsilon_Framework constructor.
	 *
	 * @param $args array
	 */
	public function __construct( $args = array() ) {
		foreach ( $args as $k => $v ) {

			if ( ! in_array(
				$k, array(
					'controls',
					'sections',
					'panels',
					'plugin',
					'path',
					'backup',
					'plugin_uri',
					'plugin_dir',
				)
			) ) {
				continue;
			}

			$this->$k = $v;
		}

		if ( $this->backup ) {
			/**
			 * Let's initiate a backup instance
			 */
			$backup = Epsilon_Content_Backup::get_instance();
		}

		/**
		 * Define Framework uri and paths
		 */
		$this->define_paths();

		/**
		 * Enqueue scripts and styles
		 */
		$this->start_enqueues();

		/**
		 * Add quick links
		 */
		$this->add_action_links();

		/**
		 * AJAX handling moved to a different class
		 */
		new Epsilon_Ajax_Controller();
	}

	/**
	 * Init custom controls
	 *
	 * @param object $wp_customize
	 */
	public function init_controls( $wp_customize ) {
		foreach ( $this->controls as $control ) {
			if ( file_exists( EPSILON_PATH . '/customizer/controls/class-epsilon-control-' . $control . '.php' ) ) {
				require_once EPSILON_PATH . '/customizer/controls/class-epsilon-control-' . $control . '.php';
			}
			if ( file_exists( EPSILON_PATH . '/customizer/settings/class-epsilon-setting-' . $control . '.php' ) ) {
				require_once EPSILON_PATH . '/customizer/settings/class-epsilon-setting-' . $control . '.php';
			}
		}

		foreach ( $this->sections as $section ) {
			if ( file_exists( EPSILON_PATH . '/customizer/sections/class-epsilon-section-' . $section . '.php' ) ) {
				require_once EPSILON_PATH . '/customizer/sections/class-epsilon-section-' . $section . '.php';
			}
		}

		foreach ( $this->panels as $panel ) {
			if ( file_exists( EPSILON_PATH . '/customizer/panels/class-epsilon-panel-' . $panel . '.php' ) ) {
				require_once EPSILON_PATH . '/customizer/panels/class-epsilon-panel-' . $panel . '.php';
			}
		}

		/**
		 * Expose Manager to the Epsilon Customizer class.
		 */
		Epsilon_Customizer::get_instance( $wp_customize );
	}

	/**
	 * Add quick links to point in customizer
	 */
	public function add_action_links() {

		add_filter( 'display_post_states', array( 'Epsilon_Customizer', 'add_display_post_states' ), 99, 2 );
		add_filter( 'page_row_actions', array( 'Epsilon_Customizer', 'add_action_links' ), 99, 2 );
		add_action( 'edit_form_after_title', array( 'Epsilon_Customizer', 'add_action_link_to_page' ), 99 );
		add_action( 'edit_form_after_title', array( 'Epsilon_Customizer', 'replace_rich_editor' ), 99 );


	}

	/**
	 * Centralize scripts and styles in a function for easier maintenance
	 *
	 * @since 1.1.0
	 */
	public function start_enqueues() {
		/**
		 * Admin enqueues
		 */
		add_action( 'admin_enqueue_scripts', array( $this, 'enqueue' ) );

		/**
		 * Customizer enqueues & controls
		 */
		add_action( 'customize_register', array( $this, 'init_controls' ), 10 );
		add_action( 'customize_controls_enqueue_scripts', array( $this, 'customizer_enqueue_scripts' ), 25 );
		add_action( 'customize_preview_init', array( $this, 'customize_preview_styles' ), 25 );

		/**
		 * Repeater fields templates
		 */
		add_action(
			'customize_controls_print_footer_scripts', array(
			'Epsilon_Repeater_Templates',
			'field_repeater_js_template',
		), 0
		);
		add_action(
			'customize_controls_print_footer_scripts', array(
			'Epsilon_Repeater_Templates',
			'section_repeater_js_template',
		), 0
		);
	}

	/**
	 * @since 1.0.0
	 */
	public function enqueue() {
		wp_enqueue_script( 'epsilon-admin', EPSILON_URI . '/assets/js/epsilon-framework-admin.js', array( 'jquery' ) );
		wp_localize_script(
			'epsilon-admin', 'EpsilonWPUrls', array(
				               'siteurl'    => get_option( 'siteurl' ),
				               'theme'      => get_template_directory_uri(),
				               'ajaxurl'    => admin_url( 'admin-ajax.php' ),
				               'ajax_nonce' => wp_create_nonce( 'epsilon_nonce' ),
				               'post_page'  => Epsilon_Helper::get_blogpage_permalink(),
				               'front_page' => Epsilon_Helper::get_static_frontpage_permalink(),
			               )
		);
		wp_enqueue_style( 'epsilon-admin', EPSILON_URI . '/assets/css/style-admin.css' );

		if ( apply_filters( 'show_epsilon_quickie_bar', true ) ) {
			/**
			 * Enqueue Quickie bar for Epsilon FW
			 *
			 * @return void
			 */
			wp_enqueue_script( 'epsilon-quickie-bar', EPSILON_URI . '/assets/js/epsilon-framework-quickie.js', array( 'jquery' ) );

			wp_localize_script( 'epsilon-quickie-bar', 'EpsilonQuickieObj',
				apply_filters( 'epsilon_quickie_bar_shortcuts',
					array(
				'links' => array(
					array(
						'link_to'   => 'colors',
						'icon'      => 'dashicons dashicons-admin-appearance',
						'link_type' => 'section',
					),
					array(
						'link_to'   => 'portum_typography_section',
						'icon'      => 'dashicons dashicons-editor-textcolor',
						'link_type' => 'section',
					),
					array(
						'link_to'   => 'portum_repeatable_section',
						'icon'      => 'dashicons dashicons-editor-table',
						'link_type' => 'section',
					),
					array(
						'link_to'   => 'nav_menus',
						'icon'      => 'dashicons dashicons-menu',
						'link_type' => 'panel',
					),
					array(
						'link_to'   => 'portum_panel_general',
						'icon'      => 'dashicons dashicons-admin-settings',
						'link_type' => 'panel',
					),
					array(
						'link_to'   => 'custom_css',
						'icon'      => 'dashicons dashicons-editor-code',
						'link_type' => 'section',
					),

				),
				'logo'  => array(
					'url' => EPSILON_URI . '/assets/img/epsilon-logo.png',
					'alt' => 'Epsilon Builder Logo',
				),
			) ) );
		}

	}

	/**
	 * Binds JS handlers to make Theme Customizer preview reload changes asynchronously.
	 */
	public function customize_preview_styles() {
		wp_enqueue_style( 'epsilon-styles', EPSILON_URI . '/assets/css/style.css' );
		wp_enqueue_script( 'epsilon-previewer', EPSILON_URI . '/assets/js/epsilon-framework-previewer.js', array(
			'jquery',
			'customize-preview',
		), 2, true );

		wp_localize_script( 'epsilon-previewer',
			'EpsilonWPUrls', array(
			'siteurl'    => get_option( 'siteurl' ),
			'theme'      => get_template_directory_uri(),
			'ajaxurl'    => admin_url( 'admin-ajax.php' ),
			'ajax_nonce' => wp_create_nonce( 'epsilon_nonce' ),
				'post_page'  => Epsilon_Helper::get_blogpage_permalink(),
				'front_page' => Epsilon_Helper::get_static_frontpage_permalink(),
		) );
	}

	/*
	 * Our Customizer script
	 *
	 * Dependencies: Customizer Controls script (core)
	 */
	public function customizer_enqueue_scripts() {
		wp_enqueue_script( 'epsilon-object', EPSILON_URI . '/assets/js/epsilon-framework-customizer.js', array(
			'jquery',
			'customize-controls',
		), false, true );

		wp_localize_script( 'epsilon-object',
			'EpsilonWPUrls', array(
			'siteurl'    => get_option( 'siteurl' ),
			'theme'      => get_template_directory_uri(),
			'ajaxurl'    => admin_url( 'admin-ajax.php' ),
			'ajax_nonce' => wp_create_nonce( 'epsilon_nonce' ),
				'post_page'  => Epsilon_Helper::get_blogpage_permalink(),
				'front_page' => Epsilon_Helper::get_static_frontpage_permalink(),
		) );

		wp_localize_script( 'epsilon-object',
			'EpsilonTranslations', array(
			'remove'     => esc_html__( 'Remove', 'epsilon-framework' ),
			'add'        => esc_html__( 'Add', 'epsilon-framework' ),
			'selectFile' => esc_html__( 'Upload image', 'epsilon-framework' ),
			'row'        => esc_html__( 'Row', 'epsilon-framework' ),
		) );

		wp_enqueue_style( 'font-awesome', EPSILON_URI . '/assets/vendors/fontawesome/font-awesome.css' );
		wp_enqueue_style( 'epsilon-styles', EPSILON_URI . '/assets/css/style.css' );

	}

	/**
	 * Define epsilon loading paths
	 */
	public function define_paths() {
		$dir_uri = get_template_directory_uri();
		$dir     = get_template_directory();

		if ( $this->plugin ) {
			$dir_uri = $this->plugin_uri;
			$dir     = $this->plugin_path;
		}
		/**
		 * Define URI and PATH for the framework
		 */
		define( 'EPSILON_URI', $dir_uri . $this->path . '/epsilon-framework' );
		define( 'EPSILON_PATH', $dir . $this->path . '/epsilon-framework' );
		define( 'EPSILON_BACKUP', $this->backup );
	}
}