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ID : false; } /** * Displays or retrieves the current post title with optional markup. * * @since 0.71 * * @param string $before Optional. Markup to prepend to the title. Default empty. * @param string $after Optional. Markup to append to the title. Default empty. * @param bool $display Optional. Whether to echo or return the title. Default true for echo. * @return void|string Void if `$display` argument is true or the title is empty, * current post title if `$display` is false. */ function the_title( $before = '', $after = '', $display = true ) { $title = get_the_title(); if ( strlen( $title ) === 0 ) { return; } $title = $before . $title . $after; if ( $display ) { echo $title; } else { return $title; } } /** * Sanitizes the current title when retrieving or displaying. * * Works like the_title(), except the parameters can be in a string or * an array. See the function for what can be override in the $args parameter. * * The title before it is displayed will have the tags stripped and esc_attr() * before it is passed to the user or displayed. The default as with the_title(), * is to display the title. * * @since 2.3.0 * * @param string|array $args { * Title attribute arguments. Optional. * * @type string $before Markup to prepend to the title. Default empty. * @type string $after Markup to append to the title. Default empty. * @type bool $echo Whether to echo or return the title. Default true for echo. * @type WP_Post $post Current post object to retrieve the title for. * } * @return void|string Void if 'echo' argument is true, the title attribute if 'echo' is false. */ function the_title_attribute( $args = '' ) { $defaults = array( 'before' => '', 'after' => '', 'echo' => true, 'post' => get_post(), ); $parsed_args = wp_parse_args( $args, $defaults ); $title = get_the_title( $parsed_args['post'] ); if ( strlen( $title ) === 0 ) { return; } $title = $parsed_args['before'] . $title . $parsed_args['after']; $title = esc_attr( strip_tags( $title ) ); if ( $parsed_args['echo'] ) { echo $title; } else { return $title; } } /** * Retrieves the post title. * * If the post is protected and the visitor is not an admin, then "Protected" * will be inserted before the post title. If the post is private, then * "Private" will be inserted before the post title. * * @since 0.71 * * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post. * @return string */ function get_the_title( $post = 0 ) { $post = get_post( $post ); $post_title = isset( $post->post_title ) ? $post->post_title : ''; $post_id = isset( $post->ID ) ? $post->ID : 0; if ( ! is_admin() ) { if ( ! empty( $post->post_password ) ) { /* translators: %s: Protected post title. */ $prepend = __( 'Protected: %s' ); /** * Filters the text prepended to the post title for protected posts. * * The filter is only applied on the front end. * * @since 2.8.0 * * @param string $prepend Text displayed before the post title. * Default 'Protected: %s'. * @param WP_Post $post Current post object. */ $protected_title_format = apply_filters( 'protected_title_format', $prepend, $post ); $post_title = sprintf( $protected_title_format, $post_title ); } elseif ( isset( $post->post_status ) && 'private' === $post->post_status ) { /* translators: %s: Private post title. */ $prepend = __( 'Private: %s' ); /** * Filters the text prepended to the post title of private posts. * * The filter is only applied on the front end. * * @since 2.8.0 * * @param string $prepend Text displayed before the post title. * Default 'Private: %s'. * @param WP_Post $post Current post object. */ $private_title_format = apply_filters( 'private_title_format', $prepend, $post ); $post_title = sprintf( $private_title_format, $post_title ); } } /** * Filters the post title. * * @since 0.71 * * @param string $post_title The post title. * @param int $post_id The post ID. */ return apply_filters( 'the_title', $post_title, $post_id ); } /** * Displays the Post Global Unique Identifier (guid). * * The guid will appear to be a link, but should not be used as a link to the * post. The reason you should not use it as a link, is because of moving the * blog across domains. * * URL is escaped to make it XML-safe. * * @since 1.5.0 * * @param int|WP_Post $post Optional. Post ID or post object. Default is global $post. */ function the_guid( $post = 0 ) { $post = get_post( $post ); $post_guid = isset( $post->guid ) ? get_the_guid( $post ) : ''; $post_id = isset( $post->ID ) ? $post->ID : 0; /** * Filters the escaped Global Unique Identifier (guid) of the post. * * @since 4.2.0 * * @see get_the_guid() * * @param string $post_guid Escaped Global Unique Identifier (guid) of the post. * @param int $post_id The post ID. */ echo apply_filters( 'the_guid', $post_guid, $post_id ); } /** * Retrieves the Post Global Unique Identifier (guid). * * The guid will appear to be a link, but should not be used as an link to the * post. The reason you should not use it as a link, is because of moving the * blog across domains. * * @since 1.5.0 * * @param int|WP_Post $post Optional. Post ID or post object. Default is global $post. * @return string */ function get_the_guid( $post = 0 ) { $post = get_post( $post ); $post_guid = isset( $post->guid ) ? $post->guid : ''; $post_id = isset( $post->ID ) ? $post->ID : 0; /** * Filters the Global Unique Identifier (guid) of the post. * * @since 1.5.0 * * @param string $post_guid Global Unique Identifier (guid) of the post. * @param int $post_id The post ID. */ return apply_filters( 'get_the_guid', $post_guid, $post_id ); } /** * Displays the post content. * * @since 0.71 * * @param string $more_link_text Optional. Content for when there is more text. * @param bool $strip_teaser Optional. Strip teaser content before the more text. Default false. */ function the_content( $more_link_text = null, $strip_teaser = false ) { $content = get_the_content( $more_link_text, $strip_teaser ); /** * Filters the post content. * * @since 0.71 * * @param string $content Content of the current post. */ $content = apply_filters( 'the_content', $content ); $content = str_replace( ']]>', ']]>', $content ); echo $content; } /** * Retrieves the post content. * * @since 0.71 * @since 5.2.0 Added the `$post` parameter. * * @global int $page Page number of a single post/page. * @global int $more Boolean indicator for whether single post/page is being viewed. * @global bool $preview Whether post/page is in preview mode. * @global array $pages Array of all pages in post/page. Each array element contains * part of the content separated by the `` tag. * @global int $multipage Boolean indicator for whether multiple pages are in play. * * @param string $more_link_text Optional. Content for when there is more text. * @param bool $strip_teaser Optional. Strip teaser content before the more text. Default false. * @param WP_Post|object|int $post Optional. WP_Post instance or Post ID/object. Default null. * @return string */ function get_the_content( $more_link_text = null, $strip_teaser = false, $post = null ) { global $page, $more, $preview, $pages, $multipage; $_post = get_post( $post ); if ( ! ( $_post instanceof WP_Post ) ) { return ''; } /* * Use the globals if the $post parameter was not specified, * but only after they have been set up in setup_postdata(). */ if ( null === $post && did_action( 'the_post' ) ) { $elements = compact( 'page', 'more', 'preview', 'pages', 'multipage' ); } else { $elements = generate_postdata( $_post ); } if ( null === $more_link_text ) { $more_link_text = sprintf( '%2$s', sprintf( /* translators: %s: Post title. */ __( 'Continue reading %s' ), the_title_attribute( array( 'echo' => false, 'post' => $_post, ) ) ), __( '(more…)' ) ); } $output = ''; $has_teaser = false; // If post password required and it doesn't match the cookie. if ( post_password_required( $_post ) ) { return get_the_password_form( $_post ); } // If the requested page doesn't exist. if ( $elements['page'] > count( $elements['pages'] ) ) { // Give them the highest numbered page that DOES exist. $elements['page'] = count( $elements['pages'] ); } $page_no = $elements['page']; $content = $elements['pages'][ $page_no - 1 ]; if ( preg_match( '//', $content, $matches ) ) { if ( has_block( 'more', $content ) ) { // Remove the core/more block delimiters. They will be left over after $content is split up. $content = preg_replace( '//', '', $content ); } $content = explode( $matches[0], $content, 2 ); if ( ! empty( $matches[1] ) && ! empty( $more_link_text ) ) { $more_link_text = strip_tags( wp_kses_no_null( trim( $matches[1] ) ) ); } $has_teaser = true; } else { $content = array( $content ); } if ( str_contains( $_post->post_content, '' ) && ( ! $elements['multipage'] || 1 === $elements['page'] ) ) { $strip_teaser = true; } $teaser = $content[0]; if ( $elements['more'] && $strip_teaser && $has_teaser ) { $teaser = ''; } $output .= $teaser; if ( count( $content ) > 1 ) { if ( $elements['more'] ) { $output .= '' . $content[1]; } else { if ( ! empty( $more_link_text ) ) { /** * Filters the Read More link text. * * @since 2.8.0 * * @param string $more_link_element Read More link element. * @param string $more_link_text Read More text. */ $output .= apply_filters( 'the_content_more_link', ' ID}\" class=\"more-link\">$more_link_text", $more_link_text ); } $output = force_balance_tags( $output ); } } return $output; } /** * Displays the post excerpt. * * @since 0.71 */ function the_excerpt() { /** * Filters the displayed post excerpt. * * @since 0.71 * * @see get_the_excerpt() * * @param string $post_excerpt The post excerpt. */ echo apply_filters( 'the_excerpt', get_the_excerpt() ); } /** * Retrieves the post excerpt. * * @since 0.71 * @since 4.5.0 Introduced the `$post` parameter. * * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post. * @return string Post excerpt. */ function get_the_excerpt( $post = null ) { if ( is_bool( $post ) ) { _deprecated_argument( __FUNCTION__, '2.3.0' ); } $post = get_post( $post ); if ( empty( $post ) ) { return ''; } if ( post_password_required( $post ) ) { return __( 'There is no excerpt because this is a protected post.' ); } /** * Filters the retrieved post excerpt. * * @since 1.2.0 * @since 4.5.0 Introduced the `$post` parameter. * * @param string $post_excerpt The post excerpt. * @param WP_Post $post Post object. */ return apply_filters( 'get_the_excerpt', $post->post_excerpt, $post ); } /** * Determines whether the post has a custom excerpt. * * For more information on this and similar theme functions, check out * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/ * Conditional Tags} article in the Theme Developer Handbook. * * @since 2.3.0 * * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post. * @return bool True if the post has a custom excerpt, false otherwise. */ function has_excerpt( $post = 0 ) { $post = get_post( $post ); return ( ! empty( $post->post_excerpt ) ); } /** * Displays the classes for the post container element. * * @since 2.7.0 * * @param string|string[] $css_class Optional. One or more classes to add to the class list. * Default empty. * @param int|WP_Post $post Optional. Post ID or post object. Defaults to the global `$post`. */ function post_class( $css_class = '', $post = null ) { // Separates classes with a single space, collates classes for post DIV. echo 'class="' . esc_attr( implode( ' ', get_post_class( $css_class, $post ) ) ) . '"'; } /** * Retrieves an array of the class names for the post container element. * * The class names are many: * * - If the post has a post thumbnail, `has-post-thumbnail` is added as a class. * - If the post is sticky, then the `sticky` class name is added. * - The class `hentry` is always added to each post. * - For each taxonomy that the post belongs to, a class will be added of the format * `{$taxonomy}-{$slug}`, e.g. `category-foo` or `my_custom_taxonomy-bar`. * The `post_tag` taxonomy is a special case; the class has the `tag-` prefix * instead of `post_tag-`. * * All class names are passed through the filter, {@see 'post_class'}, followed by * `$css_class` parameter value, with the post ID as the last parameter. * * @since 2.7.0 * @since 4.2.0 Custom taxonomy class names were added. * * @param string|string[] $css_class Optional. Space-separated string or array of class names * to add to the class list. Default empty. * @param int|WP_Post $post Optional. Post ID or post object. * @return string[] Array of class names. */ function get_post_class( $css_class = '', $post = null ) { $post = get_post( $post ); $classes = array(); if ( $css_class ) { if ( ! is_array( $css_class ) ) { $css_class = preg_split( '#\s+#', $css_class ); } $classes = array_map( 'esc_attr', $css_class ); } else { // Ensure that we always coerce class to being an array. $css_class = array(); } if ( ! $post ) { return $classes; } $classes[] = 'post-' . $post->ID; if ( ! is_admin() ) { $classes[] = $post->post_type; } $classes[] = 'type-' . $post->post_type; $classes[] = 'status-' . $post->post_status; // Post Format. if ( post_type_supports( $post->post_type, 'post-formats' ) ) { $post_format = get_post_format( $post->ID ); if ( $post_format && ! is_wp_error( $post_format ) ) { $classes[] = 'format-' . sanitize_html_class( $post_format ); } else { $classes[] = 'format-standard'; } } $post_password_required = post_password_required( $post->ID ); // Post requires password. if ( $post_password_required ) { $classes[] = 'post-password-required'; } elseif ( ! empty( $post->post_password ) ) { $classes[] = 'post-password-protected'; } // Post thumbnails. if ( current_theme_supports( 'post-thumbnails' ) && has_post_thumbnail( $post->ID ) && ! is_attachment( $post ) && ! $post_password_required ) { $classes[] = 'has-post-thumbnail'; } // Sticky for Sticky Posts. if ( is_sticky( $post->ID ) ) { if ( is_home() && ! is_paged() ) { $classes[] = 'sticky'; } elseif ( is_admin() ) { $classes[] = 'status-sticky'; } } // hentry for hAtom compliance. $classes[] = 'hentry'; // All public taxonomies. $taxonomies = get_taxonomies( array( 'public' => true ) ); /** * Filters the taxonomies to generate classes for each individual term. * * Default is all public taxonomies registered to the post type. * * @since 6.1.0 * * @param string[] $taxonomies List of all taxonomy names to generate classes for. * @param int $post_id The post ID. * @param string[] $classes An array of post class names. * @param string[] $css_class An array of additional class names added to the post. */ $taxonomies = apply_filters( 'post_class_taxonomies', $taxonomies, $post->ID, $classes, $css_class ); foreach ( (array) $taxonomies as $taxonomy ) { if ( is_object_in_taxonomy( $post->post_type, $taxonomy ) ) { foreach ( (array) get_the_terms( $post->ID, $taxonomy ) as $term ) { if ( empty( $term->slug ) ) { continue; } $term_class = sanitize_html_class( $term->slug, $term->term_id ); if ( is_numeric( $term_class ) || ! trim( $term_class, '-' ) ) { $term_class = $term->term_id; } // 'post_tag' uses the 'tag' prefix for backward compatibility. if ( 'post_tag' === $taxonomy ) { $classes[] = 'tag-' . $term_class; } else { $classes[] = sanitize_html_class( $taxonomy . '-' . $term_class, $taxonomy . '-' . $term->term_id ); } } } } $classes = array_map( 'esc_attr', $classes ); /** * Filters the list of CSS class names for the current post. * * @since 2.7.0 * * @param string[] $classes An array of post class names. * @param string[] $css_class An array of additional class names added to the post. * @param int $post_id The post ID. */ $classes = apply_filters( 'post_class', $classes, $css_class, $post->ID ); return array_unique( $classes ); } /** * Displays the class names for the body element. * * @since 2.8.0 * * @param string|string[] $css_class Optional. Space-separated string or array of class names * to add to the class list. Default empty. */ function body_class( $css_class = '' ) { // Separates class names with a single space, collates class names for body element. echo 'class="' . esc_attr( implode( ' ', get_body_class( $css_class ) ) ) . '"'; } /** * Retrieves an array of the class names for the body element. * * @since 2.8.0 * * @global WP_Query $wp_query WordPress Query object. * * @param string|string[] $css_class Optional. Space-separated string or array of class names * to add to the class list. Default empty. * @return string[] Array of class names. */ function get_body_class( $css_class = '' ) { global $wp_query; $classes = array(); if ( is_rtl() ) { $classes[] = 'rtl'; } if ( is_front_page() ) { $classes[] = 'home'; } if ( is_home() ) { $classes[] = 'blog'; } if ( is_privacy_policy() ) { $classes[] = 'privacy-policy'; } if ( is_archive() ) { $classes[] = 'archive'; } if ( is_date() ) { $classes[] = 'date'; } if ( is_search() ) { $classes[] = 'search'; $classes[] = $wp_query->posts ? 'search-results' : 'search-no-results'; } if ( is_paged() ) { $classes[] = 'paged'; } if ( is_attachment() ) { $classes[] = 'attachment'; } if ( is_404() ) { $classes[] = 'error404'; } if ( is_singular() ) { $post = $wp_query->get_queried_object(); $post_id = $post->ID; $post_type = $post->post_type; $classes[] = 'wp-singular'; if ( is_page_template() ) { $classes[] = "{$post_type}-template"; $template_slug = get_page_template_slug( $post_id ); $template_parts = explode( '/', $template_slug ); foreach ( $template_parts as $part ) { $classes[] = "{$post_type}-template-" . sanitize_html_class( str_replace( array( '.', '/' ), '-', basename( $part, '.php' ) ) ); } $classes[] = "{$post_type}-template-" . sanitize_html_class( str_replace( '.', '-', $template_slug ) ); } else { $classes[] = "{$post_type}-template-default"; } if ( is_single() ) { $classes[] = 'single'; if ( isset( $post->post_type ) ) { $classes[] = 'single-' . sanitize_html_class( $post->post_type, $post_id ); $classes[] = 'postid-' . $post_id; // Post Format. if ( post_type_supports( $post->post_type, 'post-formats' ) ) { $post_format = get_post_format( $post->ID ); if ( $post_format && ! is_wp_error( $post_format ) ) { $classes[] = 'single-format-' . sanitize_html_class( $post_format ); } else { $classes[] = 'single-format-standard'; } } } } if ( is_attachment() ) { $mime_type = get_post_mime_type( $post_id ); $mime_prefix = array( 'application/', 'image/', 'text/', 'audio/', 'video/', 'music/' ); $classes[] = 'attachmentid-' . $post_id; $classes[] = 'attachment-' . str_replace( $mime_prefix, '', $mime_type ); } elseif ( is_page() ) { $classes[] = 'page'; $classes[] = 'page-id-' . $post_id; if ( get_pages( array( 'parent' => $post_id, 'number' => 1, ) ) ) { $classes[] = 'page-parent'; } if ( $post->post_parent ) { $classes[] = 'page-child'; $classes[] = 'parent-pageid-' . $post->post_parent; } } } elseif ( is_archive() ) { if ( is_post_type_archive() ) { $classes[] = 'post-type-archive'; $post_type = get_query_var( 'post_type' ); if ( is_array( $post_type ) ) { $post_type = reset( $post_type ); } $classes[] = 'post-type-archive-' . sanitize_html_class( $post_type ); } elseif ( is_author() ) { $author = $wp_query->get_queried_object(); $classes[] = 'author'; if ( isset( $author->user_nicename ) ) { $classes[] = 'author-' . sanitize_html_class( $author->user_nicename, $author->ID ); $classes[] = 'author-' . $author->ID; } } elseif ( is_category() ) { $cat = $wp_query->get_queried_object(); $classes[] = 'category'; if ( isset( $cat->term_id ) ) { $cat_class = sanitize_html_class( $cat->slug, $cat->term_id ); if ( is_numeric( $cat_class ) || ! trim( $cat_class, '-' ) ) { $cat_class = $cat->term_id; } $classes[] = 'category-' . $cat_class; $classes[] = 'category-' . $cat->term_id; } } elseif ( is_tag() ) { $tag = $wp_query->get_queried_object(); $classes[] = 'tag'; if ( isset( $tag->term_id ) ) { $tag_class = sanitize_html_class( $tag->slug, $tag->term_id ); if ( is_numeric( $tag_class ) || ! trim( $tag_class, '-' ) ) { $tag_class = $tag->term_id; } $classes[] = 'tag-' . $tag_class; $classes[] = 'tag-' . $tag->term_id; } } elseif ( is_tax() ) { $term = $wp_query->get_queried_object(); if ( isset( $term->term_id ) ) { $term_class = sanitize_html_class( $term->slug, $term->term_id ); if ( is_numeric( $term_class ) || ! trim( $term_class, '-' ) ) { $term_class = $term->term_id; } $classes[] = 'tax-' . sanitize_html_class( $term->taxonomy ); $classes[] = 'term-' . $term_class; $classes[] = 'term-' . $term->term_id; } } } if ( is_user_logged_in() ) { $classes[] = 'logged-in'; } if ( is_admin_bar_showing() ) { $classes[] = 'admin-bar'; $classes[] = 'no-customize-support'; } if ( current_theme_supports( 'custom-background' ) && ( get_background_color() !== get_theme_support( 'custom-background', 'default-color' ) || get_background_image() ) ) { $classes[] = 'custom-background'; } if ( has_custom_logo() ) { $classes[] = 'wp-custom-logo'; } if ( current_theme_supports( 'responsive-embeds' ) ) { $classes[] = 'wp-embed-responsive'; } $page = $wp_query->get( 'page' ); if ( ! $page || $page < 2 ) { $page = $wp_query->get( 'paged' ); } if ( $page && $page > 1 && ! is_404() ) { $classes[] = 'paged-' . $page; if ( is_single() ) { $classes[] = 'single-paged-' . $page; } elseif ( is_page() ) { $classes[] = 'page-paged-' . $page; } elseif ( is_category() ) { $classes[] = 'category-paged-' . $page; } elseif ( is_tag() ) { $classes[] = 'tag-paged-' . $page; } elseif ( is_date() ) { $classes[] = 'date-paged-' . $page; } elseif ( is_author() ) { $classes[] = 'author-paged-' . $page; } elseif ( is_search() ) { $classes[] = 'search-paged-' . $page; } elseif ( is_post_type_archive() ) { $classes[] = 'post-type-paged-' . $page; } } $classes[] = 'wp-theme-' . sanitize_html_class( get_template() ); if ( is_child_theme() ) { $classes[] = 'wp-child-theme-' . sanitize_html_class( get_stylesheet() ); } if ( ! empty( $css_class ) ) { if ( ! is_array( $css_class ) ) { $css_class = preg_split( '#\s+#', $css_class ); } $classes = array_merge( $classes, $css_class ); } else { // Ensure that we always coerce class to being an array. $css_class = array(); } $classes = array_map( 'esc_attr', $classes ); /** * Filters the list of CSS body class names for the current post or page. * * @since 2.8.0 * * @param string[] $classes An array of body class names. * @param string[] $css_class An array of additional class names added to the body. */ $classes = apply_filters( 'body_class', $classes, $css_class ); return array_unique( $classes ); } /** * Determines whether the post requires password and whether a correct password has been provided. * * @since 2.7.0 * * @param int|WP_Post|null $post An optional post. Global $post used if not provided. * @return bool false if a password is not required or the correct password cookie is present, true otherwise. */ function post_password_required( $post = null ) { $post = get_post( $post ); if ( empty( $post->post_password ) ) { /** This filter is documented in wp-includes/post-template.php */ return apply_filters( 'post_password_required', false, $post ); } if ( ! isset( $_COOKIE[ 'wp-postpass_' . COOKIEHASH ] ) ) { /** This filter is documented in wp-includes/post-template.php */ return apply_filters( 'post_password_required', true, $post ); } require_once ABSPATH . WPINC . '/class-phpass.php'; $hasher = new PasswordHash( 8, true ); $hash = wp_unslash( $_COOKIE[ 'wp-postpass_' . COOKIEHASH ] ); if ( ! str_starts_with( $hash, '$P$B' ) ) { $required = true; } else { $required = ! $hasher->CheckPassword( $post->post_password, $hash ); } /** * Filters whether a post requires the user to supply a password. * * @since 4.7.0 * * @param bool $required Whether the user needs to supply a password. True if password has not been * provided or is incorrect, false if password has been supplied or is not required. * @param WP_Post $post Post object. */ return apply_filters( 'post_password_required', $required, $post ); } // // Page Template Functions for usage in Themes. // /** * The formatted output of a list of pages. * * Displays page links for paginated posts (i.e. including the `` * Quicktag one or more times). This tag must be within The Loop. * * @since 1.2.0 * @since 5.1.0 Added the `aria_current` argument. * * @global int $page * @global int $numpages * @global int $multipage * @global int $more * * @param string|array $args { * Optional. Array or string of default arguments. * * @type string $before HTML or text to prepend to each link. Default is `

Pages:`. * @type string $after HTML or text to append to each link. Default is `

`. * @type string $link_before HTML or text to prepend to each link, inside the `` tag. * Also prepended to the current item, which is not linked. Default empty. * @type string $link_after HTML or text to append to each Pages link inside the `` tag. * Also appended to the current item, which is not linked. Default empty. * @type string $aria_current The value for the aria-current attribute. Possible values are 'page', * 'step', 'location', 'date', 'time', 'true', 'false'. Default is 'page'. * @type string $next_or_number Indicates whether page numbers should be used. Valid values are number * and next. Default is 'number'. * @type string $separator Text between pagination links. Default is ' '. * @type string $nextpagelink Link text for the next page link, if available. Default is 'Next Page'. * @type string $previouspagelink Link text for the previous page link, if available. Default is 'Previous Page'. * @type string $pagelink Format string for page numbers. The % in the parameter string will be * replaced with the page number, so 'Page %' generates "Page 1", "Page 2", etc. * Defaults to '%', just the page number. * @type int|bool $echo Whether to echo or not. Accepts 1|true or 0|false. Default 1|true. * } * @return string Formatted output in HTML. */ function wp_link_pages( $args = '' ) { global $page, $numpages, $multipage, $more; $defaults = array( 'before' => '

' . __( 'Pages:' ), 'after' => '

', 'link_before' => '', 'link_after' => '', 'aria_current' => 'page', 'next_or_number' => 'number', 'separator' => ' ', 'nextpagelink' => __( 'Next page' ), 'previouspagelink' => __( 'Previous page' ), 'pagelink' => '%', 'echo' => 1, ); $parsed_args = wp_parse_args( $args, $defaults ); /** * Filters the arguments used in retrieving page links for paginated posts. * * @since 3.0.0 * * @param array $parsed_args An array of page link arguments. See wp_link_pages() * for information on accepted arguments. */ $parsed_args = apply_filters( 'wp_link_pages_args', $parsed_args ); $output = ''; if ( $multipage ) { if ( 'number' === $parsed_args['next_or_number'] ) { $output .= $parsed_args['before']; for ( $i = 1; $i <= $numpages; $i++ ) { $link = $parsed_args['link_before'] . str_replace( '%', $i, $parsed_args['pagelink'] ) . $parsed_args['link_after']; if ( $i !== $page || ! $more && 1 === $page ) { $link = _wp_link_page( $i ) . $link . ''; } elseif ( $i === $page ) { $link = '' . $link . ''; } /** * Filters the HTML output of individual page number links. * * @since 3.6.0 * * @param string $link The page number HTML output. * @param int $i Page number for paginated posts' page links. */ $link = apply_filters( 'wp_link_pages_link', $link, $i ); // Use the custom links separator beginning with the second link. $output .= ( 1 === $i ) ? ' ' : $parsed_args['separator']; $output .= $link; } $output .= $parsed_args['after']; } elseif ( $more ) { $output .= $parsed_args['before']; $prev = $page - 1; if ( $prev > 0 ) { $link = _wp_link_page( $prev ) . $parsed_args['link_before'] . $parsed_args['previouspagelink'] . $parsed_args['link_after'] . ''; /** This filter is documented in wp-includes/post-template.php */ $output .= apply_filters( 'wp_link_pages_link', $link, $prev ); } $next = $page + 1; if ( $next <= $numpages ) { if ( $prev ) { $output .= $parsed_args['separator']; } $link = _wp_link_page( $next ) . $parsed_args['link_before'] . $parsed_args['nextpagelink'] . $parsed_args['link_after'] . ''; /** This filter is documented in wp-includes/post-template.php */ $output .= apply_filters( 'wp_link_pages_link', $link, $next ); } $output .= $parsed_args['after']; } } /** * Filters the HTML output of page links for paginated posts. * * @since 3.6.0 * * @param string $output HTML output of paginated posts' page links. * @param array|string $args An array or query string of arguments. See wp_link_pages() * for information on accepted arguments. */ $html = apply_filters( 'wp_link_pages', $output, $args ); if ( $parsed_args['echo'] ) { echo $html; } return $html; } /** * Helper function for wp_link_pages(). * * @since 3.1.0 * @access private * * @global WP_Rewrite $wp_rewrite WordPress rewrite component. * * @param int $i Page number. * @return string Link. */ function _wp_link_page( $i ) { global $wp_rewrite; $post = get_post(); $query_args = array(); if ( 1 === $i ) { $url = get_permalink(); } else { if ( ! get_option( 'permalink_structure' ) || in_array( $post->post_status, array( 'draft', 'pending' ), true ) ) { $url = add_query_arg( 'page', $i, get_permalink() ); } elseif ( 'page' === get_option( 'show_on_front' ) && (int) get_option( 'page_on_front' ) === $post->ID ) { $url = trailingslashit( get_permalink() ) . user_trailingslashit( "$wp_rewrite->pagination_base/" . $i, 'single_paged' ); } else { $url = trailingslashit( get_permalink() ) . user_trailingslashit( $i, 'single_paged' ); } } if ( is_preview() ) { if ( ( 'draft' !== $post->post_status ) && isset( $_GET['preview_id'], $_GET['preview_nonce'] ) ) { $query_args['preview_id'] = wp_unslash( $_GET['preview_id'] ); $query_args['preview_nonce'] = wp_unslash( $_GET['preview_nonce'] ); } $url = get_preview_post_link( $post, $query_args, $url ); } return ''; } // // Post-meta: Custom per-post fields. // /** * Retrieves post custom meta data field. * * @since 1.5.0 * * @param string $key Meta data key name. * @return array|string|false Array of values, or single value if only one element exists. * False if the key does not exist. */ function post_custom( $key = '' ) { $custom = get_post_custom(); if ( ! isset( $custom[ $key ] ) ) { return false; } elseif ( 1 === count( $custom[ $key ] ) ) { return $custom[ $key ][0]; } else { return $custom[ $key ]; } } /** * Displays a list of post custom fields. * * @since 1.2.0 * * @deprecated 6.0.2 Use get_post_meta() to retrieve post meta and render manually. */ function the_meta() { _deprecated_function( __FUNCTION__, '6.0.2', 'get_post_meta()' ); $keys = get_post_custom_keys(); if ( $keys ) { $li_html = ''; foreach ( (array) $keys as $key ) { $keyt = trim( $key ); if ( is_protected_meta( $keyt, 'post' ) ) { continue; } $values = array_map( 'trim', get_post_custom_values( $key ) ); $value = implode( ', ', $values ); $html = sprintf( "
  • %s %s
    • \n", /* translators: %s: Post custom field name. */ esc_html( sprintf( _x( '%s:', 'Post custom field name' ), $key ) ), esc_html( $value ) ); /** * Filters the HTML output of the li element in the post custom fields list. * * @since 2.2.0 * * @param string $html The HTML output for the li element. * @param string $key Meta key. * @param string $value Meta value. */ $li_html .= apply_filters( 'the_meta_key', $html, $key, $value ); } if ( $li_html ) { echo "\n"; } } } // // Pages. // /** * Retrieves or displays a list of pages as a dropdown (select list). * * @since 2.1.0 * @since 4.2.0 The `$value_field` argument was added. * @since 4.3.0 The `$class` argument was added. * * @see get_pages() * * @param array|string $args { * Optional. Array or string of arguments to generate a page dropdown. See get_pages() for additional arguments. * * @type int $depth Maximum depth. Default 0. * @type int $child_of Page ID to retrieve child pages of. Default 0. * @type int|string $selected Value of the option that should be selected. Default 0. * @type bool|int $echo Whether to echo or return the generated markup. Accepts 0, 1, * or their bool equivalents. Default 1. * @type string $name Value for the 'name' attribute of the select element. * Default 'page_id'. * @type string $id Value for the 'id' attribute of the select element. * @type string $class Value for the 'class' attribute of the select element. Default: none. * Defaults to the value of `$name`. * @type string $show_option_none Text to display for showing no pages. Default empty (does not display). * @type string $show_option_no_change Text to display for "no change" option. Default empty (does not display). * @type string $option_none_value Value to use when no page is selected. Default empty. * @type string $value_field Post field used to populate the 'value' attribute of the option * elements. Accepts any valid post field. Default 'ID'. * } * @return string HTML dropdown list of pages. */ function wp_dropdown_pages( $args = '' ) { $defaults = array( 'depth' => 0, 'child_of' => 0, 'selected' => 0, 'echo' => 1, 'name' => 'page_id', 'id' => '', 'class' => '', 'show_option_none' => '', 'show_option_no_change' => '', 'option_none_value' => '', 'value_field' => 'ID', ); $parsed_args = wp_parse_args( $args, $defaults ); $pages = get_pages( $parsed_args ); $output = ''; // Back-compat with old system where both id and name were based on $name argument. if ( empty( $parsed_args['id'] ) ) { $parsed_args['id'] = $parsed_args['name']; } if ( ! empty( $pages ) ) { $class = ''; if ( ! empty( $parsed_args['class'] ) ) { $class = " class='" . esc_attr( $parsed_args['class'] ) . "'"; } $output = "\n"; } /** * Filters the HTML output of a list of pages as a dropdown. * * @since 2.1.0 * @since 4.4.0 `$parsed_args` and `$pages` added as arguments. * * @param string $output HTML output for dropdown list of pages. * @param array $parsed_args The parsed arguments array. See wp_dropdown_pages() * for information on accepted arguments. * @param WP_Post[] $pages Array of the page objects. */ $html = apply_filters( 'wp_dropdown_pages', $output, $parsed_args, $pages ); if ( $parsed_args['echo'] ) { echo $html; } return $html; } /** * Retrieves or displays a list of pages (or hierarchical post type items) in list (li) format. * * @since 1.5.0 * @since 4.7.0 Added the `item_spacing` argument. * * @see get_pages() * * @global WP_Query $wp_query WordPress Query object. * * @param array|string $args { * Optional. Array or string of arguments to generate a list of pages. See get_pages() for additional arguments. * * @type int $child_of Display only the sub-pages of a single page by ID. Default 0 (all pages). * @type string $authors Comma-separated list of author IDs. Default empty (all authors). * @type string $date_format PHP date format to use for the listed pages. Relies on the 'show_date' parameter. * Default is the value of 'date_format' option. * @type int $depth Number of levels in the hierarchy of pages to include in the generated list. * Accepts -1 (any depth), 0 (all pages), 1 (top-level pages only), and n (pages to * the given n depth). Default 0. * @type bool $echo Whether or not to echo the list of pages. Default true. * @type string $exclude Comma-separated list of page IDs to exclude. Default empty. * @type array $include Comma-separated list of page IDs to include. Default empty. * @type string $link_after Text or HTML to follow the page link label. Default null. * @type string $link_before Text or HTML to precede the page link label. Default null. * @type string $post_type Post type to query for. Default 'page'. * @type string|array $post_status Comma-separated list or array of post statuses to include. Default 'publish'. * @type string $show_date Whether to display the page publish or modified date for each page. Accepts * 'modified' or any other value. An empty value hides the date. Default empty. * @type string $sort_column Comma-separated list of column names to sort the pages by. Accepts 'post_author', * 'post_date', 'post_title', 'post_name', 'post_modified', 'post_modified_gmt', * 'menu_order', 'post_parent', 'ID', 'rand', or 'comment_count'. Default 'post_title'. * @type string $title_li List heading. Passing a null or empty value will result in no heading, and the list * will not be wrapped with unordered list `