<?php
/**
 * Customizer Support for Absolute Weaver
 *
 * Panel, Section, and control definition structures inspired by Make theme
 * Some custom Customizer control classes inspired by
 */

global $wp_customize;


if ( isset( $wp_customize ) ) {

	absolute_weaver_check_editor_style();        // see if we need an update...

	add_action( 'customize_register', 'absolute_weaver_add_customizer_content_action' );
	add_action( 'customize_controls_enqueue_scripts', 'absolute_weaver_enqueue_customizer_scripts_action' );
	add_action( 'customize_preview_init', 'absolute_weaver_customizer_preview_script_action' );

	add_action( 'customize_register', 'Absolute_Weaver_Save_WV_Settings::process_save', 999999 );
	add_action( 'customize_register', 'Absolute_Weaver_Restore_WV_Settings::process_restore', 999999 );
	add_action( 'customize_register', 'Absolute_Weaver_Load_WA_Subtheme::process_load_theme', 999999 );


	function absolute_weaver_add_customizer_content_action( $wp_customize ) {

		// Fail safe is safe
		if ( ! isset( $wp_customize ) ) {
			return;
		}


		absolute_weaver_cz_cache_opts();        // we want to get the existing options before filtered.


		// Include the Alpha Color Picker control file.
		require_once( get_template_directory() . ABSOLUTE_WEAVER_ADMIN_DIR . '/customizer/alpha-color-picker/alpha-color-picker.php' );    // ( Not a template file )
		require_once( get_template_directory() . ABSOLUTE_WEAVER_ADMIN_DIR . '/customizer/load-subthemes/customizer-load-theme.php' );        // ( Not a template file )
		require_once( get_template_directory() . ABSOLUTE_WEAVER_ADMIN_DIR . '/customizer/lib-controls.php' );                                // ( Not a template file )


		absolute_weaver_customizer_add_panels( $wp_customize );
		absolute_weaver_customizer_add_sections( $wp_customize );
		absolute_weaver_customizer_set_transport( $wp_customize );

		absolute_weaver_clear_opt_cache( 'customizer' );
	}

	add_action( 'customize_register', 'absolute_weaver_cz_customize_order_action', 20 );

	function absolute_weaver_cz_customize_order_action( $wp_customize ) {

		// Move the Additional CSS Section back to where it is physically by default

		$section_id = 'custom_css';
		$section = $wp_customize->get_section( $section_id );

		// Bail if the section isn't registered
		if ( is_object( $section ) ) {
			$section->priority = 11890;    // Set Static Front Page section priority
		}

		/**
		 * Additional CSS - from WP - just hide this in Absolute Weaver
		 */

		// $wp_customize->remove_section( $section_id );


		// Re-prioritize and rename the Widgets panel
		if ( ! isset( $wp_customize->get_panel( 'widgets' )->priority ) ) {
			$wp_customize->add_panel( 'widgets' );
		}

		$wp_customize->get_panel( 'widgets' )->priority = 11900;

		// Re-prioritize and rename the Menus panel
		if ( ! isset( $wp_customize->get_panel( 'nav_menus' )->priority ) ) {
			$wp_customize->add_panel( 'nav_menus' );
		}

		$wp_customize->get_panel( 'nav_menus' )->priority = 11910;

		// Remove WP Background Color control
		$wp_customize->remove_control( 'background_color' );
	}


	function absolute_weaver_customize_preview_js_action() {

		Absolute_Weaver_Restore_WV_Settings::controls_print_scripts();

		absolute_weaver_check_customizer_memory();
	}

	add_action( 'customize_controls_print_footer_scripts', 'absolute_weaver_customize_preview_js_action' );

	/*
	 * Customizer scripts
	 */
	function absolute_weaver_enqueue_customizer_scripts_action() {

		// Styles
		wp_enqueue_style(
			'absolute-weaver-customizer-jquery-ui-css',
			get_template_directory_uri() . '/inc/admin/customizer/css/jquery-ui/jquery-ui-1.10.4.custom.css',
			array(),
			'1.10.4'
		);
		wp_enqueue_style(
			'chosen-css',
			get_template_directory_uri() . '/inc/admin/customizer/css/chosen/chosen.css',
			array(),
			'1.3.0'
		);

		wp_enqueue_style(
			'absolute-weaver-customizer-controls',
			get_template_directory_uri() . "/inc/admin/customizer/css/customizer-controls" . ABSOLUTE_WEAVER_MINIFY . ".css",
			array( 'absolute-weaver-customizer-jquery-ui-css', 'chosen-css' ),
			ABSOLUTE_WEAVER_VERSION
		);

		// stylesheet for customizer

		wp_enqueue_style( 'dashicons' );

		// Scripts

		wp_enqueue_script(
			'chosen-jquery',
			get_template_directory_uri() . '/inc/admin/customizer/js/chosen.jquery.js',
			array( 'jquery', 'customize-controls' ),
			'1.3.0',
			true
		);

		wp_enqueue_script(
			'absolute-weaver-customizer-controls',
			get_template_directory_uri() . '/inc/admin/customizer/js/customizer-controls' . ABSOLUTE_WEAVER_MINIFY . '.js',
			array( 'jquery', 'customize-controls', 'chosen-jquery' ),
			ABSOLUTE_WEAVER_VERSION,
			true
		);

		do_action( 'absolute_weaver_enqueue_load_scripts' );        // Load Subtheme script/css

		do_action( 'absolute_weaver_ts_enqueue_scripts' );            // Save/Restore Settings scripts
	}


	add_action( 'customize_save', 'absolute_weaver_cz_save_action' );

	function absolute_weaver_cz_save_action( $class ) {
		//absolute_weaver_save_opts( 'customizer', true );	// have to save things - generate css setting and file, for example.
	}

	add_action( 'customize_save_after', 'absolute_weaver_cz_save_after_action' );

	function absolute_weaver_cz_save_after_action( $class ) {
		absolute_weaver_save_opts( 'customizer', true );    // have to save things - generate css setting and file, for example.
	}

	/**
	 * Return an array of panel definitions.
	 *
	 * @return array    The array of panel definitions.
	 * @since  1.3.0.
	 */
	function absolute_weaver_customizer_get_panels() {
		$panels = array(

			'getplus' => array(
				'title'       => esc_html__( 'Get Absolute Weaver Plus', 'absolute-weaver' ),
				'priority'    => 10000,
				'description' => esc_html__( 'Add advanced options and features to Absolute Weaver.', 'absolute-weaver' ),
			),

			'starting' => array(
				'title'       => esc_html__( 'Absolute Weaver: Start Here', 'absolute-weaver' ),
				'priority'    => 10100,
				'description' => esc_html__( 'How to get started with Absolute Weaver.', 'absolute-weaver' ),
			),

			'general' => array(
				'title'       => esc_html__( 'General Options &amp; Admin', 'absolute-weaver' ),
				'priority'    => 10200,
				'description' => esc_html__( 'General settings: Site Identity, Static Front Page, Admin Options, Help', 'absolute-weaver' ),
			),

			'layout' => array(
				'title'       => esc_html__( 'Layout', 'absolute-weaver' ),
				'priority'    => 10300,
				'description' => esc_html__( 'Layout controls the overall look of your site. This includes sidebar and widget area layout, content and post display layout, and menu layout.', 'absolute-weaver' ),
			),

			'typography' => array(
				'title'       => esc_html__( 'Typography', 'absolute-weaver' ),
				'priority'    => 10400,
				'description' => esc_html__( 'Typography: font family, font size, bold, italic.', 'absolute-weaver' ),
			),

			'images' => array(
				'title'       => esc_html__( 'Images', 'absolute-weaver' ),
				'priority'    => 10500,
				'description' => esc_html__( 'Image Options: borders, placement, Featured Images, Header Images, Background Images.', 'absolute-weaver' ),
			),

			'visibility' => array(
				'title'       => esc_html__( 'Visibility', 'absolute-weaver' ),
				'priority'    => 10600,
				'description' => esc_html__( 'Specify visibility - hide various elements on various devices ( desktop, tablets, phones ).', 'absolute-weaver' ),
			),

			'colors' => array(
				'title'       => esc_html__( 'Colors', 'absolute-weaver' ),
				'priority'    => 10700,
				'description' => absolute_weaver_markdown( __( 'Specify all colors used on site - both text and background colors. **TIP:** Clicking <em>Default</em> on the color picker will restore the original color set when you loaded the Customizer.', 'absolute-weaver' ) ),
			),

			'spacing' => array(
				'title'       => esc_html__( 'Spacing, Widths, Alignment', 'absolute-weaver' ),
				'priority'    => 10800,
				'description' => esc_html__( 'Set margins, padding, spacing, heights, and widths.', 'absolute-weaver' ),
			),

			'style' => array(
				'title'       => esc_html__( 'Style (borders, etc.)', 'absolute-weaver' ),
				'priority'    => 10900,
				'description' => esc_html__( 'Style: borders, shadows, rounded corners, list bullet style, icons. (Important note: using rounded corners usually requires specifying a BG color or border.)', 'absolute-weaver' ),
			),

			'page-builder' => array(
				'title'       => esc_html__( 'Page Builders', 'absolute-weaver' ),
				'priority'    => 11000,
				'description' => esc_html__( 'Options for integration with Page Builders.', 'absolute-weaver' ),
			),


			'content' => array(
				'title'       => esc_html__( 'Added Content (HTML Areas...)', 'absolute-weaver' ),
				'priority'    => 11100,
				'description' => esc_html__( 'Specify added content: Define added content for HTML areas.', 'absolute-weaver' ),
			),

		);

		/**
		 * Filter the array of panel definitions for the Customizer.
		 *
		 * @param array $panels The array of panel definitions.
		 *
		 * @since 1.3.0.
		 *
		 */
		return $panels;
	}


	/**
	 * Register Customizer panels
	 */
	function absolute_weaver_customizer_add_panels( $wp_customize ) {
		$theme_prefix = 'absolute_weaver_';


		// Get panel definitions
		$panels = absolute_weaver_customizer_get_panels();

		// Add panels
		foreach ( $panels as $panel => $data ) {
			// Add panel
			if ( ! empty( $data ) ) {
				$wp_customize->add_panel( $theme_prefix . $panel, $data );
			}
		}
	}


	/**
	 * Return the master array of Customizer sections
	 *
	 * @return array    The master array of Customizer sections
	 * @since  1.3.0.
	 *
	 */
	function absolute_weaver_customizer_get_sections() {
		// Add all the section definitions

		return array_merge(
			absolute_weaver_customizer_define_starting_sections(),
			absolute_weaver_customizer_define_general_sections(),
			absolute_weaver_customizer_define_layout_sections(),
			absolute_weaver_customizer_define_typography_sections(),
			absolute_weaver_customizer_define_image_sections(),
			absolute_weaver_customizer_define_visibility_sections(),
			absolute_weaver_customizer_define_colorscheme_sections(),
			absolute_weaver_customizer_define_spacing_sections(),
			absolute_weaver_customizer_define_style_sections(),
			absolute_weaver_customizer_define_pagebuilder_sections(),
			absolute_weaver_customizer_define_content_sections()
		);
	}


	/**
	 * Add sections and controls to the customizer.
	 *
	 * Hooked to 'customize_register' via absolute_weaver_customizer_init().
	 *
	 * @param WP_Customize_Manager $wp_customize Theme Customizer object.
	 *
	 * @return void
	 * @since  1.0.0.
	 *
	 */
	function absolute_weaver_customizer_add_sections( $wp_customize ) {
		$theme_prefix = 'absolute_weaver_';
		$default_path = get_template_directory() . '/inc/admin/customizer/sections';
		$panels = absolute_weaver_customizer_get_panels();


		// Load section definition files
		foreach ( $panels as $panel => $data ) {
			$file = trailingslashit( $default_path ) . $panel . '.php';
			if ( file_exists( $file ) ) {
				require_once( $file );            // ( Not a template file )
			}
		}

		// Compile the section definitions
		$sections = absolute_weaver_customizer_get_sections();

		// Register each section and add its options
		$priority = array();
		foreach ( $sections as $section => $data ) {
			// Get the non-prefixed ID of the current section's panel
			$panel = ( isset( $data['panel'] ) ) ? str_replace( $theme_prefix, '', $data['panel'] ) : 'none';

			// Store the options
			if ( isset( $data['options'] ) ) {
				$options = $data['options'];
				unset( $data['options'] );
			}

			// Determine the priority
			if ( ! isset( $data['priority'] ) ) {
				$panel_priority = ( 'none' !== $panel && isset( $panels[ $panel ]['priority'] ) ) ? $panels[ $panel ]['priority'] : 1000;

				// Create a separate priority counter for each panel, and one for sections without a panel
				if ( ! isset( $priority[ $panel ] ) ) {
					$priority[ $panel ] = new absolute_weaver_cz_Prioritizer( $panel_priority, 10 );
				}

				$data['priority'] = $priority[ $panel ]->add();
			}

			// Register section
			$wp_customize->add_section( $theme_prefix . $section, $data );

			// Add options to the section
			if ( isset( $options ) ) {
				absolute_weaver_customizer_add_section_options( $theme_prefix . $section, $options );
				unset( $options );
			}
		}
	}

	function absolute_weaver_cz_settings_name( $id ) {

		$theme_opts = 'absolute_weaver_settings';

		return $theme_opts . '[' . $id . ']';
	}

	/**
	 * Register settings and controls for a section.
	 */
	function absolute_weaver_customizer_add_section_options( $section, $args, $initial_priority = 100 ) {
		global $wp_customize;

		$priority = new absolute_weaver_cz_Prioritizer( $initial_priority, 5 );
		$theme_prefix = 'absolute_weaver_';

		foreach ( $args as $setting_id => $option ) {
			if ( empty( $option ) ) {
				continue;
			}               // skip any empty control definitions (can happen if Absolute Weaver Plus not active)
			if ( isset( $option['setting'] ) ) {
				$defaults = array(
					'type'                 => 'theme_mod',        // 'option' or 'theme_mod'
					'capability'           => 'edit_theme_options',
					'theme_supports'       => '',
					'default'              => false,
					'transport'            => 'refresh',
					'sanitize_callback'    => 'absolute_weaver_default_sanitize',
					'sanitize_js_callback' => '',
				);
				$setting = wp_parse_args( $option['setting'], $defaults );

				// Add the setting arguments in array to add_setting call so Theme Check can verify the presence of sanitize_callback


				$wp_customize->add_setting( new WP_Customize_Setting( $wp_customize, absolute_weaver_cz_settings_name( $setting_id ),
					array(
						'type'                 => $setting['type'],
						'capability'           => $setting['capability'],
						'theme_supports'       => $setting['theme_supports'],
						'default'              => $setting['default'],
						'transport'            => $setting['transport'],
						'sanitize_callback'    => $setting['sanitize_callback'],
						'sanitize_js_callback' => $setting['sanitize_js_callback'],
					) ) );

			}

			// Add control
			if ( isset( $option['control'] ) ) {
				$control_id = $theme_prefix . $setting_id;

				$defaults = array(
					'section'  => $section,
					'priority' => $priority->add(),
					'settings' => absolute_weaver_cz_settings_name( $setting_id ),
				);

				if ( ! isset( $option['setting'] ) ) {
					unset( $defaults['settings'] );
				}

				$control = wp_parse_args( $option['control'], $defaults );

				// Check for a specialized control class - create new instance
				if ( isset( $control['control_type'] ) ) {
					$class = $control['control_type'];
					if ( class_exists( $class ) ) {
						unset( $control['control_type'] );

						// Dynamically generate a new class instance
						$class_instance = new $class( $wp_customize, $control_id, $control );
						$wp_customize->add_control( $class_instance );
					} else {
						if ( defined('ABSOLUTE_WEAVER_DEV_MODE' ) && ABSOLUTE_WEAVER_DEV_MODE ) {
							echo '<h2>MISSING CLASS DEFINITION: ' . esc_html( $class ) . '</h2>';
						}
					}
				} else {
					$wp_customize->add_control( $control_id, $control );
				}
			}
		}

		return $priority->get();
	}

	/**
	 * Add postMessage support for certain built-in settings in the Theme Customizer.
	 *
	 * Allows these settings to update asynchronously in the Preview pane.
	 */
	function absolute_weaver_customizer_set_transport( $wp_customize ) {
		$wp_customize->get_setting( 'blogname' )->transport = 'postMessage';
		$wp_customize->get_setting( 'blogdescription' )->transport = 'postMessage';
	}

	/**
	 * Enqueue customizer preview script
	 *
	 * Hooked to 'customize_preview_init' via absolute_weaver_customizer_init()
	 *
	 */
	function absolute_weaver_customizer_preview_script_action() {

		wp_enqueue_script(
			'absolute_weaver_cz-customizer-preview',
			get_template_directory_uri() . '/inc/admin/customizer/js/customizer-preview' . ABSOLUTE_WEAVER_MINIFY . '.js',
			array(),
			ABSOLUTE_WEAVER_VERSION,
			true
		);

		$date = getdate();
		$year = $date['year'];
		$cp = absolute_weaver_getopt( 'copyright' );        // so can restore default from customizer
		if ( ! $cp ) {
			$cp = '&copy;' . $year . ' - <a href="' . esc_url( home_url( '/' ) ) . '" title="' . esc_attr( get_bloginfo( 'name', 'display' ) ) .
			      '" rel="home">' . esc_attr( get_bloginfo( 'name', 'display' ) ) . '</a>';
		}

		$local = array(
			'copyright' => $cp,
			'more_msg'  => esc_html__( 'Continue reading &rarr;', 'absolute-weaver' ),
		);
		wp_localize_script( 'absolute_weaver_cz-customizer-preview', 'AbsoluteWeaverLocal', $local );

		do_action( 'absolute_weaver_check_updates', 'customizer' );
	}

// lib

	function absolute_weaver_cz_is_plus() {
		return function_exists( 'absolute_weaver_plus_plugin_installed' ) && absolute_weaver_plus_plugin_installed();
	}


	function absolute_weaver_cz_cache_opts() {
		// The Customizer Absolute Weaver settings MUST be cached so that they can provide
		// the initial values to set default values (mostly for colors). This makes the "Default"
		// button work as would be expected to match the currently loaded subtheme.

		if ( ! isset( $GLOBALS['absolute_weaver_cz_cache'] ) ) {
			$GLOBALS['absolute_weaver_cz_cache'] = array();
		}

		$opts = absolute_weaver_get_theme_settings();

		if ( ! isset( $opts['themename'] ) ) {
			$opts = absolute_weaver_get_default_settings();
		}

		$GLOBALS['absolute_weaver_cz_cache'] = $opts;
	}


	function absolute_weaver_cz_getopt( $opt ) {
		if ( ! isset( $GLOBALS['absolute_weaver_cz_cache'][ $opt ] ) ) {    // handles changes to data structure
			return '';
		}
		$val = $GLOBALS['absolute_weaver_cz_cache'][ $opt ];

		return $val ? $val : '';
	}

}