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<?php |
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/** |
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* Auto Load Next Post: Theme Customizer |
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* |
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* @since 1.5.0 |
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* @author Sébastien Dumont |
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* @category Classes |
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* @package Auto Load Next Post/Classes/Customizer |
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* @license GPL-2.0+ |
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*/ |
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// Exit if accessed directly. |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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if ( !class_exists( 'Auto_Load_Next_Post_Customizer' ) ) { |
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class Auto_Load_Next_Post_Customizer { |
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/** |
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* Constructor. |
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* |
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* @since 1.5.0 |
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* @access public |
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*/ |
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public function __construct() { |
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add_action( 'customize_register', array( $this, 'alnp_init_customizer' ), 50 ); |
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add_filter( 'customize_loaded_components', array( $this, 'alnp_remove_widgets_panel' ) ); |
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} |
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/** |
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* Initialize the Customizer. |
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* |
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* @access public |
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* @since 1.5.0 |
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* @param WP_Customize_Manager $wp_customize The Customizer object. |
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*/ |
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public function alnp_init_customizer( $wp_customize ) { |
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/** |
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* Dont add settings to the customizer if the user does |
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* not have permission to make changes to the theme. |
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*/ |
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if ( ! current_user_can( 'edit_theme_options' ) ) { |
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return; |
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} |
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// Auto Load Next Post Panel. |
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$panel = array( 'panel' => 'alnp' ); |
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/** |
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* Add the main panel and sections. |
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* |
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* Only shows if viewing a singular post. |
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*/ |
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$wp_customize->add_panel( |
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'alnp', array( |
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'title' => esc_html__( 'Auto Load Next Post', 'auto-load-next-post' ), |
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'capability' => 'edit_theme_options', |
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'description' => esc_html__( 'Auto Load Next Post increases your pageviews by engaging the site viewers to keep reading your content rather than increasing your bounce rate.', 'auto-load-next-post' ), |
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'priority' => 160, |
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'active_callback' => array( $this, 'is_page_alnp_ready' ) |
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) |
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); |
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// Get the sections. |
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$sections = $this->alnp_get_customizer_sections(); |
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// Add each section. |
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foreach ( $sections as $section => $args ) { |
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/** |
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* If we are not only viewing Auto Load Next Post customizer sections |
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* then move them under our own panel. |
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*/ |
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if ( ! $this->alnp_is_customizer() ) { |
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$args = array_merge( $args, $panel ); |
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} |
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$wp_customize->add_section( $section, $args ); |
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} |
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// Get plugin settings. |
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$settings = $this->alnp_get_customizer_settings(); |
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// Add each setting. |
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foreach ( $settings as $setting => $args ) { |
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$wp_customize->add_setting( $setting, $args ); |
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} |
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/** |
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* Let other plugins register extra customizer options for Auto Load Next Post. |
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* |
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* @since 1.5.0 |
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* @param WP_Customize_Manager $wp_customize The Customizer object. |
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*/ |
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do_action( 'alnp_customizer_register', $wp_customize ); |
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$controls = $this->alnp_get_customizer_controls(); |
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foreach ( $controls as $control => $args ) { |
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$wp_customize->add_control( new $args['class']( $wp_customize, $control, $args ) ); |
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} |
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if ( $this->alnp_is_customizer() ) { |
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$this->alnp_remove_default_customizer_panels( $wp_customize ); // Remove controls from the customizer. |
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} |
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// Load custom controllers. |
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/*include_once( dirname( __FILE__ ) . '/class-alnp-display-video-controller.php' ); |
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// Video Help - Coming Soon |
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$wp_customize->add_setting( 'alnp_video_theme_selectors', array( |
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'default' => '', // The video ID |
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'type' => 'theme_mod', |
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) ); |
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$wp_customize->add_control( new Auto_Load_Next_Post_Display_Video_Controller( $wp_customize, 'alnp_video_theme_selectors', array( |
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'label' => __( 'Video: How to find your theme selectors', 'auto-load-next-post' ), |
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'section' => 'auto_load_next_post_theme_selectors', |
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'settings' => 'alnp_video_theme_selectors', |
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'type' => 'alnp-display-video', |
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'priority' => 1, |
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) ) );*/ |
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/** |
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* If Auto Load Next Post Pro is not installed, display a new section |
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* to tell users about the pro version, what comes with it |
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* and link to product page. |
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*/ |
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if ( ! is_alnp_pro_version_installed() ) { |
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include_once( dirname( __FILE__ ) . '/class-alnp-pro-preview-controller.php' ); |
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$preview_args = array( |
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'title' => esc_html__( 'More?', 'auto-load-next-post' ), |
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'priority' => 999, |
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); |
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if ( ! $this->alnp_is_customizer() ) { |
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$preview_args = array_merge( $preview_args, $panel ); |
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} |
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$wp_customize->add_section( 'alnp_pro_preview', $preview_args ); |
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$wp_customize->add_setting( 'alnp_pro_preview', array( |
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'default' => null, |
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) ); |
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$wp_customize->add_control( new Auto_Load_Next_Post_Pro_Preview_Controller( $wp_customize, 'alnp_pro_preview', array( |
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'label' => __( 'Looking for more options?', 'auto-load-next-post' ), |
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'section' => 'alnp_pro_preview', |
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'settings' => 'alnp_pro_preview', |
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'priority' => 1, |
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) ) ); |
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} |
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} // END alnp_init_customizer() |
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/** |
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* Removes the core 'Navigation Menu' and 'Widgets' panel from the Customizer. |
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* |
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* @since 1.5.0 |
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* @param array $components Core Customizer components list. |
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* @return array (Maybe) modified components list. |
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*/ |
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public function alnp_remove_widgets_panel( $components ) { |
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if ( $this->alnp_is_customizer() ) { |
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foreach( $components as $key => $component ) { |
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if ( $component == 'widgets' ) unset( $components[ 'widgets' ] ); |
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if ( $component == 'nav_menus' ) unset( $components[ 'nav_menus' ] ); |
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} |
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} |
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return $components; |
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} // END alnp_remove_widgets_panel() |
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/** |
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* Remove any unwanted default conrols. |
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* |
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* @since 1.5.0 |
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* @global $wp_cutomize |
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* @param object $wp_customize |
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* @return boolean |
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*/ |
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public function alnp_remove_default_customizer_panels( $wp_customize ) { |
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global $wp_customize; |
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$wp_customize->remove_section("themes"); |
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$wp_customize->remove_control("active_theme"); |
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$wp_customize->remove_section("title_tagline"); |
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$wp_customize->remove_section("colors"); |
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$wp_customize->remove_section("header_image"); |
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$wp_customize->remove_section("background_image"); |
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$wp_customize->remove_section("static_front_page"); |
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$wp_customize->remove_section("custom_css"); |
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return true; |
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} // END alnp_remove_default_customizer_panels() |
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/** |
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* Are we looking at the Auto Load Next Post customizer? |
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* |
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* @since 1.5.0 |
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* @return boolean |
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*/ |
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public function alnp_is_customizer() { |
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return isset( $_GET['alnp-customizer'] ) && $_GET['alnp-customizer'] === 'yes'; |
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} // END alnp_is_customizer() |
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/** |
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* Get Customizer sections for Auto Load Next Post. |
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* |
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* @since 1.5.0 |
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* @return array |
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*/ |
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public function alnp_get_customizer_sections() { |
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/** |
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* Filter Customizer sections for Auto Load Next Post. |
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* |
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* @param array $sections Customizer sections to add. |
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*/ |
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return apply_filters( 'auto_load_next_post_get_customizer_sections', array( |
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'auto_load_next_post_theme_selectors' => array( |
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'capability' => 'edit_theme_options', |
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'title' => __( 'Theme Selectors', 'auto-load-next-post' ), |
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'description' => sprintf( __( 'Set the theme selectors below according to the theme. %1$sHow to find my theme selectors?%2$s', 'auto-load-next-post' ), '<a href="' . esc_url( 'https://autoloadnextpost.com/documentation/find-theme-selectors/?utm_source=wpcustomizer&utm_campaign=plugin-settings-theme-selectors' ) . '" target="_blank">', '</a>' ), |
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), |
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'auto_load_next_post_misc' => array( |
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'capability' => 'edit_theme_options', |
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'title' => __( 'Misc Settings', 'auto-load-next-post' ), |
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'description' => sprintf( __( 'Here you can set if you want to track pageviews, remove comments and load %s javascript in the footer.', 'auto-load-next-post' ), esc_html__( 'Auto Load Next Post', 'auto-load-next-post' ) ), |
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), |
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) ); |
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} // END alnp_get_customizer_sections() |
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/** |
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* Get Customizer settings for Auto Load Next Post. |
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* |
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* @since 1.5.0 |
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* @return array |
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*/ |
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public function alnp_get_customizer_settings() { |
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$settings = $this->alnp_get_settings(); |
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/** |
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* Filter Customizer settings for Auto Load Next Post. |
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* |
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* @param array $settings Customizer settings to add. |
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*/ |
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return apply_filters( 'auto_load_next_post_get_customizer_settings', array( |
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'auto_load_next_post_content_container' => array( |
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'capability' => 'edit_theme_options', |
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'default' => $settings['alnp_content_container'], |
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'sanitize_callback' => 'wp_filter_post_kses', |
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'validate_callback' => 'alnp_validate_content_container_selector', |
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'transport' => 'postMessage', |
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'type' => 'option', |
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), |
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'auto_load_next_post_title_selector' => array( |
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'capability' => 'edit_theme_options', |
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'default' => $settings['alnp_title_selector'], |
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'sanitize_callback' => 'wp_filter_post_kses', |
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'validate_callback' => 'alnp_validate_post_title_selector', |
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'transport' => 'postMessage', |
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'type' => 'option', |
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), |
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'auto_load_next_post_navigation_container' => array( |
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'capability' => 'edit_theme_options', |
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'default' => $settings['alnp_navigation_container'], |
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'sanitize_callback' => 'wp_filter_post_kses', |
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'validate_callback' => 'alnp_validate_post_navigation_selector', |
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'transport' => 'postMessage', |
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'type' => 'option', |
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), |
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'auto_load_next_post_previous_post_selector' => array( |
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'capability' => 'edit_theme_options', |
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'default' => $settings['alnp_previous_post_selector'], |
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'sanitize_callback' => 'wp_filter_post_kses', |
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'transport' => 'postMessage', |
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'type' => 'option', |
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), |
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'auto_load_next_post_comments_container' => array( |
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'capability' => 'edit_theme_options', |
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'default' => $settings['alnp_comments_container'], |
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'sanitize_callback' => 'wp_filter_post_kses', |
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'transport' => 'postMessage', |
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'type' => 'option', |
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), |
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'auto_load_next_post_remove_comments' => array( |
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'capability' => 'edit_theme_options', |
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'default' => $settings['alnp_remove_comments'], |
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'transport' => 'postMessage', |
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'type' => 'option', |
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), |
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'auto_load_next_post_google_analytics' => array( |
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'capability' => 'edit_theme_options', |
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'default' => $settings['alnp_google_analytics'], |
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'transport' => 'postMessage', |
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'type' => 'option', |
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), |
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'auto_load_next_post_js_footer' => array( |
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'capability' => 'edit_theme_options', |
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'default' => $settings['alnp_js_footer'], |
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'transport' => 'postMessage', |
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'type' => 'option', |
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), |
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) ); |
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} // END alnp_get_customizer_settings() |
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/** |
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* Get Customizer controls for Auto Load Next Post. |
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* |
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* @since 1.5.0 |
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* @global int $blog_id |
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* @return array |
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*/ |
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public function alnp_get_customizer_controls() { |
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global $blog_id; |
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/** |
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* Filter Customizer controls for Auto Load Next Post. |
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* |
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* @param array $controls Customizer controls to add. |
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*/ |
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return apply_filters( 'auto_load_next_post_get_customizer_controls', array( |
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'alnp_content_container' => array( |
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'class' => 'WP_Customize_Control', |
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'description' => __( 'The primary container where the post content is loaded in. Default: <code>main.site-main</code>', 'auto-load-next-post' ), |
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'label' => esc_html__( 'Content Container', 'auto-load-next-post' ), |
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'section' => 'auto_load_next_post_theme_selectors', |
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'settings' => 'auto_load_next_post_content_container', |
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'type' => 'text', |
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), |
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'alnp_title_selector' => array( |
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'class' => 'WP_Customize_Control', |
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'description' => __( 'Used to identify which article the user is reading and track should Google Analytics or other analytics be enabled. Default: <code>h1.entry-title</code>', 'auto-load-next-post' ), |
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'label' => esc_html__( 'Post Title Selector', 'auto-load-next-post' ), |
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'section' => 'auto_load_next_post_theme_selectors', |
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'settings' => 'auto_load_next_post_title_selector', |
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'type' => 'text', |
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), |
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'alnp_navigation_container' => array( |
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'class' => 'WP_Customize_Control', |
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'description' => __( 'Used to identify which post to load next if any. Default: <code>nav.post-navigation</code>', 'auto-load-next-post' ), |
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'label' => esc_html__( 'Post Navigation Container', 'auto-load-next-post' ), |
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'section' => 'auto_load_next_post_theme_selectors', |
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'settings' => 'auto_load_next_post_navigation_container', |
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'type' => 'text', |
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), |
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'alnp_comments_container' => array( |
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'class' => 'WP_Customize_Control', |
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'description' => sprintf( __( 'Used to remove comments if enabled under <strong>%1$sMisc%2$s</strong> settings. Default: <code>div#comments</code>', 'auto-load-next-post' ), '<a href="javascript:wp.customize.section( \'auto_load_next_post_misc\' ).focus();">', '</a>' ), |
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'label' => esc_html__( 'Comments Container', 'auto-load-next-post' ), |
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'section' => 'auto_load_next_post_theme_selectors', |
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'settings' => 'auto_load_next_post_comments_container', |
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'type' => 'text', |
|
355
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), |
|
356
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'alnp_remove_comments' => array( |
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357
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'class' => 'WP_Customize_Control', |
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'description' => esc_html__( 'Enable to remove comments when each post loads including the initial post.', 'auto-load-next-post' ), |
|
359
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'label' => esc_html__( 'Remove Comments', 'auto-load-next-post' ), |
|
360
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'section' => 'auto_load_next_post_misc', |
|
361
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'settings' => 'auto_load_next_post_remove_comments', |
|
362
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'type' => 'checkbox', |
|
363
|
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|
), |
|
364
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|
|
'alnp_google_analytics' => array( |
|
365
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|
'class' => 'WP_Customize_Control', |
|
366
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|
|
'description' => esc_html__( 'Enable to track each post the visitor is reading. This will count as a pageview. You must already have Google Analytics setup.', 'auto-load-next-post' ), |
|
367
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|
|
'label' => esc_html__( 'Update Google Analytics', 'auto-load-next-post' ), |
|
368
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|
|
'section' => 'auto_load_next_post_misc', |
|
369
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|
|
'settings' => 'auto_load_next_post_google_analytics', |
|
370
|
|
|
'type' => 'checkbox', |
|
371
|
|
|
), |
|
372
|
|
|
'alnp_js_footer' => array( |
|
373
|
|
|
'class' => 'WP_Customize_Control', |
|
374
|
|
|
'description' => esc_html__( 'Enable to load Auto Load Next Post in the footer instead of the header. Can be useful to optimize your site.', 'auto-load-next-post' ), |
|
375
|
|
|
'label' => esc_html__( 'JavaScript in Footer?', 'auto-load-next-post' ), |
|
376
|
|
|
'section' => 'auto_load_next_post_misc', |
|
377
|
|
|
'settings' => 'auto_load_next_post_google_analytics', |
|
378
|
|
|
'type' => 'checkbox', |
|
379
|
|
|
), |
|
380
|
|
|
) ); |
|
381
|
|
|
} // END alnp_get_customizer_controls() |
|
382
|
|
|
|
|
383
|
|
|
/** |
|
384
|
|
|
* Validates the content container theme selector to not be empty. |
|
385
|
|
|
* |
|
386
|
|
|
* @since 1.5.0 |
|
387
|
|
|
* @param WP_Error $validity Validity. |
|
388
|
|
|
* @param string $value Value, normally pre-sanitized. |
|
389
|
|
|
* @return WP_Error $validity |
|
390
|
|
|
*/ |
|
391
|
|
|
public function alnp_validate_content_container_selector( $validity, $value ) { |
|
392
|
|
|
if ( empty( $value ) ) { |
|
393
|
|
|
$validity->add( 'required', esc_html__( 'The content container selector is empty. Will not know where to load posts without it.', 'auto-load-next-post' ) ); |
|
394
|
|
|
} |
|
395
|
|
|
|
|
396
|
|
|
return $validity; |
|
397
|
|
|
} // END alnp_validate_content_container_selector() |
|
398
|
|
|
|
|
399
|
|
|
/** |
|
400
|
|
|
* Validates the post title theme selector to not be empty. |
|
401
|
|
|
* |
|
402
|
|
|
* @since 1.5.0 |
|
403
|
|
|
* @param WP_Error $validity Validity. |
|
404
|
|
|
* @param string $value Value, normally pre-sanitized. |
|
405
|
|
|
* @return WP_Error $validity |
|
406
|
|
|
*/ |
|
407
|
|
|
public function alnp_validate_post_title_selector( $validity, $value ) { |
|
408
|
|
|
if ( empty( $value ) ) { |
|
409
|
|
|
$validity->add( 'required', esc_html__( 'The post title selector is empty. Will not be able to identify which article the user is reading.', 'auto-load-next-post' ) ); |
|
410
|
|
|
} |
|
411
|
|
|
|
|
412
|
|
|
return $validity; |
|
413
|
|
|
} // END alnp_validate_post_title_selector() |
|
414
|
|
|
|
|
415
|
|
|
/** |
|
416
|
|
|
* Validates the post navigation theme selector to not be empty. |
|
417
|
|
|
* |
|
418
|
|
|
* @since 1.5.0 |
|
419
|
|
|
* @param WP_Error $validity Validity. |
|
420
|
|
|
* @param string $value Value, normally pre-sanitized. |
|
421
|
|
|
* @return WP_Error $validity |
|
422
|
|
|
*/ |
|
423
|
|
|
public function alnp_validate_post_navigation_selector( $validity, $value ) { |
|
424
|
|
|
if ( empty( $value ) ) { |
|
425
|
|
|
$validity->add( 'required', esc_html__( 'The post navigation container selector is empty. Required so ALNP can look up the next post to load.', 'auto-load-next-post' ) ); |
|
426
|
|
|
} |
|
427
|
|
|
|
|
428
|
|
|
return $validity; |
|
429
|
|
|
} // END alnp_validate_post_navigation_selector() |
|
430
|
|
|
|
|
431
|
|
|
/** |
|
432
|
|
|
* Return Auto Load Next Post settings. |
|
433
|
|
|
* |
|
434
|
|
|
* @since 1.5.0 |
|
435
|
|
|
* @return array $args |
|
436
|
|
|
*/ |
|
437
|
|
|
public function alnp_get_settings() { |
|
438
|
|
|
$args = array( |
|
439
|
|
|
'alnp_content_container' => get_option( 'auto_load_next_post_content_container' ), |
|
440
|
|
|
'alnp_title_selector' => get_option( 'auto_load_next_post_title_selector' ), |
|
441
|
|
|
'alnp_navigation_container' => get_option( 'auto_load_next_post_navigation_container' ), |
|
442
|
|
|
'alnp_previous_post_selector' => get_option( 'auto_load_next_post_previous_post_selector' ), |
|
443
|
|
|
'alnp_comments_container' => get_option( 'auto_load_next_post_comments_container' ), |
|
444
|
|
|
'alnp_remove_comments' => get_option( 'auto_load_next_post_remove_comments' ), |
|
445
|
|
|
'alnp_google_analytics' => get_option( 'auto_load_next_post_google_analytics' ), |
|
446
|
|
|
'alnp_js_footer' => get_option( 'auto_load_next_post_js_footer' ) |
|
447
|
|
|
); |
|
448
|
|
|
|
|
449
|
|
|
return $args; |
|
450
|
|
|
} // END alnp_get_settings() |
|
451
|
|
|
|
|
452
|
|
|
/** |
|
453
|
|
|
* Returns true or false if the page is ready for Auto Load Next Post |
|
454
|
|
|
* panel to show in the customizer. |
|
455
|
|
|
* |
|
456
|
|
|
* @since 1.5.0 |
|
457
|
|
|
* @return boolean |
|
458
|
|
|
*/ |
|
459
|
|
|
public function is_page_alnp_ready() { |
|
460
|
|
|
if ( is_front_page() && is_home() ) { |
|
461
|
|
|
return false; |
|
462
|
|
|
} elseif ( is_front_page() ) { |
|
463
|
|
|
return false; |
|
464
|
|
|
} elseif ( is_home() ) { |
|
465
|
|
|
return true; |
|
466
|
|
|
} |
|
467
|
|
|
elseif ( is_singular( apply_filters( 'alnp_customizer_posts_ready', array( 'post' ) ) ) ) { |
|
468
|
|
|
return true; |
|
469
|
|
|
} |
|
470
|
|
|
|
|
471
|
|
|
return true; |
|
472
|
|
|
} // END is_page_alnp_ready() |
|
473
|
|
|
|
|
474
|
|
|
/** |
|
475
|
|
|
* Returns the permalink of a random page |
|
476
|
|
|
* |
|
477
|
|
|
* @since 1.5.0 |
|
478
|
|
|
* @static |
|
479
|
|
|
* @param string $post_type - Default is post. |
|
480
|
|
|
* @return int|boolean |
|
481
|
|
|
*/ |
|
482
|
|
|
public static function alnp_get_random_page_permalink( $post_type = 'post' ) { |
|
483
|
|
|
$args = array( |
|
484
|
|
|
'post_type' => $post_type, |
|
485
|
|
|
'post_status' => 'publish', |
|
486
|
|
|
'orderby' => 'rand', |
|
487
|
|
|
'posts_per_page' => 1 |
|
488
|
|
|
); |
|
489
|
|
|
|
|
490
|
|
|
$query = new WP_Query( $args ); |
|
491
|
|
|
|
|
492
|
|
|
if ( $query->have_posts() ) { |
|
493
|
|
|
while ( $query->have_posts() ) : $query->the_post(); |
|
494
|
|
|
$id = get_the_ID(); |
|
495
|
|
|
|
|
496
|
|
|
return get_permalink( $id ); |
|
497
|
|
|
endwhile; |
|
498
|
|
|
} |
|
499
|
|
|
else { |
|
500
|
|
|
return false; |
|
501
|
|
|
} |
|
502
|
|
|
} // END alnp_get_random_page_permalink() |
|
503
|
|
|
|
|
504
|
|
|
} // END Class |
|
505
|
|
|
|
|
506
|
|
|
} // END if class |
|
507
|
|
|
|
|
508
|
|
|
new Auto_Load_Next_Post_Customizer(); |
|
509
|
|
|
|
AutoLoadNextPost /
auto-load-next-post
