wp_insert_post function will insert a post in your database with the minimum required piece of information.
You can set the post date manually, by setting the values for ‘post_date’ and ‘post_date_gmt’ keys. You can close the comments or open the comments by setting the value for ‘comment_status’ key.
Below is the syntax of wp_insert_post()
Function, how to use in your WordPress plugin or theme file.
Syntax:
wp_insert_post( array $postarr, bool $wp_error = false )
Used Parameters:
$postarr
: (array) (Required) An Array of elements that make up a post to update or insert.'ID'
: (int) The post ID. If equal to something other than 0, the post with that ID will be updated. Default 0.'post_author'
: (int) The ID of the user who added the post. Default is the current user ID.'post_date'
: (string) The date of the post. Default is the current time.'post_date_gmt'
: (string) The date of the post in the GMT timezone. Default is the value of $post_date.'post_content'
: (mixed) The post content. Default empty.'post_content_filtered'
: (string) The filtered post content. Default empty.'post_title'
: (string) The post title. Default empty.'post_excerpt'
: (string) The post excerpt. Default empty.'post_status'
:(string) The post status. Default ‘draft’.'post_type'
:(string) The post type. Default ‘post’.'comment_status'
:(string) Whether the post can accept comments. Accepts ‘open’ or ‘closed’. Default is the value of ‘default_comment_status’ option.'ping_status'
:(string) Whether the post can accept pings. Accepts ‘open’ or ‘closed’. Default is the value of ‘default_ping_status’ option.'post_password'
:(string) The password to access the post. Default empty.'post_name'
:(string) The post name. Default is the sanitized post title when creating a new post.'to_ping'
:(string) Space or carriage return-separated list of URLs to ping. Default empty.'pinged'
: (string) Space or carriage return-separated list of URLs that have been pinged. Default empty.'post_modified'
: (string) The date when the post was last modified. Default is the current time.'post_modified_gmt'
: (string) The date when the post was last modified in the GMT timezone. Default is the current time.'post_parent'
: (int) Set this for the post it belongs to, if any. Default 0.'menu_order'
: (int) The order the post should be displayed in. Default 0.'post_mime_type'
: (string) The mime type of the post. Default empty.'guid'
:(string) Global Unique ID for referencing the post. Default empty.'post_category'
:(array) Array of category names, slugs, or IDs. Defaults to value of the ‘default_category’ option.'tags_input'
:(array) Array of tag names, slugs, or IDs. Default empty.'tax_input'
:(array) Array of taxonomy terms keyed by their taxonomy name. Default empty.'meta_input'
:(array) Array of post meta values keyed by their post meta key. Default empty.$wp_error
: (bool) (Optional) Whether to return a WP_Error on failure.
This function is available inside the File: wp-includes/post.php. You can find the function described below:
function wp_insert_post( $postarr, $wp_error = false ) { global $wpdb; $user_id = get_current_user_id(); $defaults = array( 'post_author' => $user_id, 'post_content' => '', 'post_content_filtered' => '', 'post_title' => '', 'post_excerpt' => '', 'post_status' => 'draft', 'post_type' => 'post', 'comment_status' => '', 'ping_status' => '', 'post_password' => '', 'to_ping' => '', 'pinged' => '', 'post_parent' => 0, 'menu_order' => 0, 'guid' => '', 'import_id' => 0, 'context' => '', ); $postarr = wp_parse_args($postarr, $defaults); unset( $postarr[ 'filter' ] ); $postarr = sanitize_post($postarr, 'db'); // Are we updating or creating? $post_ID = 0; $update = false; $guid = $postarr['guid']; if ( ! empty( $postarr['ID'] ) ) { $update = true; // Get the post ID and GUID. $post_ID = $postarr['ID']; $post_before = get_post( $post_ID ); if ( is_null( $post_before ) ) { if ( $wp_error ) { return new WP_Error( 'invalid_post', __( 'Invalid post ID.' ) ); } return 0; } $guid = get_post_field( 'guid', $post_ID ); $previous_status = get_post_field('post_status', $post_ID ); } else { $previous_status = 'new'; } $post_type = empty( $postarr['post_type'] ) ? 'post' : $postarr['post_type']; $post_title = $postarr['post_title']; $post_content = $postarr['post_content']; $post_excerpt = $postarr['post_excerpt']; if ( isset( $postarr['post_name'] ) ) { $post_name = $postarr['post_name']; } elseif ( $update ) { // For an update, don't modify the post_name if it wasn't supplied as an argument. $post_name = $post_before->post_name; } $maybe_empty = 'attachment' !== $post_type && ! $post_content && ! $post_title && ! $post_excerpt && post_type_supports( $post_type, 'editor' ) && post_type_supports( $post_type, 'title' ) && post_type_supports( $post_type, 'excerpt' ); /** * Filters whether the post should be considered "empty". * * The post is considered "empty" if both: * 1. The post type supports the title, editor, and excerpt fields * 2. The title, editor, and excerpt fields are all empty * * Returning a truthy value to the filter will effectively short-circuit * the new post being inserted, returning 0. If $wp_error is true, a WP_Error * will be returned instead. * * @since 3.3.0 * * @param bool $maybe_empty Whether the post should be considered "empty". * @param array $postarr Array of post data. */ if ( apply_filters( 'wp_insert_post_empty_content', $maybe_empty, $postarr ) ) { if ( $wp_error ) { return new WP_Error( 'empty_content', __( 'Content, title, and excerpt are empty.' ) ); } else { return 0; } } $post_status = empty( $postarr['post_status'] ) ? 'draft' : $postarr['post_status']; if ( 'attachment' === $post_type && ! in_array( $post_status, array( 'inherit', 'private', 'trash', 'auto-draft' ), true ) ) { $post_status = 'inherit'; } if ( ! empty( $postarr['post_category'] ) ) { // Filter out empty terms. $post_category = array_filter( $postarr['post_category'] ); } // Make sure we set a valid category. if ( empty( $post_category ) || 0 == count( $post_category ) || ! is_array( $post_category ) ) { // 'post' requires at least one category. if ( 'post' == $post_type && 'auto-draft' != $post_status ) { $post_category = array( get_option('default_category') ); } else { $post_category = array(); } } // Don't allow contributors to set the post slug for pending review posts. if ( 'pending' == $post_status && !current_user_can( 'publish_posts' ) ) { $post_name = ''; } /* * Create a valid post name. Drafts and pending posts are allowed to have * an empty post name. */ if ( empty($post_name) ) { if ( !in_array( $post_status, array( 'draft', 'pending', 'auto-draft' ) ) ) { $post_name = sanitize_title($post_title); } else { $post_name = ''; } } else { // On updates, we need to check to see if it's using the old, fixed sanitization context. $check_name = sanitize_title( $post_name, '', 'old-save' ); if ( $update && strtolower( urlencode( $post_name ) ) == $check_name && get_post_field( 'post_name', $post_ID ) == $check_name ) { $post_name = $check_name; } else { // new post, or slug has changed. $post_name = sanitize_title($post_name); } } /* * If the post date is empty (due to having been new or a draft) and status * is not 'draft' or 'pending', set date to now. */ if ( empty( $postarr['post_date'] ) || '0000-00-00 00:00:00' == $postarr['post_date'] ) { if ( empty( $postarr['post_date_gmt'] ) || '0000-00-00 00:00:00' == $postarr['post_date_gmt'] ) { $post_date = current_time( 'mysql' ); } else { $post_date = get_date_from_gmt( $postarr['post_date_gmt'] ); } } else { $post_date = $postarr['post_date']; } // Validate the date. $mm = substr( $post_date, 5, 2 ); $jj = substr( $post_date, 8, 2 ); $aa = substr( $post_date, 0, 4 ); $valid_date = wp_checkdate( $mm, $jj, $aa, $post_date ); if ( ! $valid_date ) { if ( $wp_error ) { return new WP_Error( 'invalid_date', __( 'Invalid date.' ) ); } else { return 0; } } if ( empty( $postarr['post_date_gmt'] ) || '0000-00-00 00:00:00' == $postarr['post_date_gmt'] ) { if ( ! in_array( $post_status, array( 'draft', 'pending', 'auto-draft' ) ) ) { $post_date_gmt = get_gmt_from_date( $post_date ); } else { $post_date_gmt = '0000-00-00 00:00:00'; } } else { $post_date_gmt = $postarr['post_date_gmt']; } if ( $update || '0000-00-00 00:00:00' == $post_date ) { $post_modified = current_time( 'mysql' ); $post_modified_gmt = current_time( 'mysql', 1 ); } else { $post_modified = $post_date; $post_modified_gmt = $post_date_gmt; } if ( 'attachment' !== $post_type ) { if ( 'publish' == $post_status ) { $now = gmdate('Y-m-d H:i:59'); if ( mysql2date('U', $post_date_gmt, false) > mysql2date('U', $now, false) ) { $post_status = 'future'; } } elseif ( 'future' == $post_status ) { $now = gmdate('Y-m-d H:i:59'); if ( mysql2date('U', $post_date_gmt, false) get_col_charset( $wpdb->posts, $emoji_field ); if ( 'utf8' === $charset ) { $data[ $emoji_field ] = wp_encode_emoji( $data[ $emoji_field ] ); } } } if ( 'attachment' === $post_type ) { /** * Filters attachment post data before it is updated in or added to the database. * * @since 3.9.0 * * @param array $data An array of sanitized attachment post data. * @param array $postarr An array of unsanitized attachment post data. */ $data = apply_filters( 'wp_insert_attachment_data', $data, $postarr ); } else { /** * Filters slashed post data just before it is inserted into the database. * * @since 2.7.0 * * @param array $data An array of slashed post data. * @param array $postarr An array of sanitized, but otherwise unmodified post data. */ $data = apply_filters( 'wp_insert_post_data', $data, $postarr ); } $data = wp_unslash( $data ); $where = array( 'ID' => $post_ID ); if ( $update ) { /** * Fires immediately before an existing post is updated in the database. * * @since 2.5.0 * * @param int $post_ID Post ID. * @param array $data Array of unslashed post data. */ do_action( 'pre_post_update', $post_ID, $data ); if ( false === $wpdb->update( $wpdb->posts, $data, $where ) ) { if ( $wp_error ) { return new WP_Error('db_update_error', __('Could not update post in the database'), $wpdb->last_error); } else { return 0; } } } else { // If there is a suggested ID, use it if not already present. if ( ! empty( $import_id ) ) { $import_id = (int) $import_id; if ( ! $wpdb->get_var( $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE ID = %d", $import_id) ) ) { $data['ID'] = $import_id; } } if ( false === $wpdb->insert( $wpdb->posts, $data ) ) { if ( $wp_error ) { return new WP_Error('db_insert_error', __('Could not insert post into the database'), $wpdb->last_error); } else { return 0; } } $post_ID = (int) $wpdb->insert_id; // Use the newly generated $post_ID. $where = array( 'ID' => $post_ID ); } if ( empty( $data['post_name'] ) && ! in_array( $data['post_status'], array( 'draft', 'pending', 'auto-draft' ) ) ) { $data['post_name'] = wp_unique_post_slug( sanitize_title( $data['post_title'], $post_ID ), $post_ID, $data['post_status'], $post_type, $post_parent ); $wpdb->update( $wpdb->posts, array( 'post_name' => $data['post_name'] ), $where ); clean_post_cache( $post_ID ); } if ( is_object_in_taxonomy( $post_type, 'category' ) ) { wp_set_post_categories( $post_ID, $post_category ); } if ( isset( $postarr['tags_input'] ) && is_object_in_taxonomy( $post_type, 'post_tag' ) ) { wp_set_post_tags( $post_ID, $postarr['tags_input'] ); } // New-style support for all custom taxonomies. if ( ! empty( $postarr['tax_input'] ) ) { foreach ( $postarr['tax_input'] as $taxonomy => $tags ) { $taxonomy_obj = get_taxonomy($taxonomy); if ( ! $taxonomy_obj ) { /* translators: %s: taxonomy name */ _doing_it_wrong( __FUNCTION__, sprintf( __( 'Invalid taxonomy: %s.' ), $taxonomy ), '4.4.0' ); continue; } // array = hierarchical, string = non-hierarchical. if ( is_array( $tags ) ) { $tags = array_filter($tags); } if ( current_user_can( $taxonomy_obj->cap->assign_terms ) ) { wp_set_post_terms( $post_ID, $tags, $taxonomy ); } } } if ( ! empty( $postarr['meta_input'] ) ) { foreach ( $postarr['meta_input'] as $field => $value ) { update_post_meta( $post_ID, $field, $value ); } } $current_guid = get_post_field( 'guid', $post_ID ); // Set GUID. if ( ! $update && '' == $current_guid ) { $wpdb->update( $wpdb->posts, array( 'guid' => get_permalink( $post_ID ) ), $where ); } if ( 'attachment' === $postarr['post_type'] ) { if ( ! empty( $postarr['file'] ) ) { update_attached_file( $post_ID, $postarr['file'] ); } if ( ! empty( $postarr['context'] ) ) { add_post_meta( $post_ID, '_wp_attachment_context', $postarr['context'], true ); } } // Set or remove featured image. if ( isset( $postarr['_thumbnail_id'] ) ) { $thumbnail_support = current_theme_supports( 'post-thumbnails', $post_type ) && post_type_supports( $post_type, 'thumbnail' ) || 'revision' === $post_type; if ( ! $thumbnail_support && 'attachment' === $post_type && $post_mime_type ) { if ( wp_attachment_is( 'audio', $post_ID ) ) { $thumbnail_support = post_type_supports( 'attachment:audio', 'thumbnail' ) || current_theme_supports( 'post-thumbnails', 'attachment:audio' ); } elseif ( wp_attachment_is( 'video', $post_ID ) ) { $thumbnail_support = post_type_supports( 'attachment:video', 'thumbnail' ) || current_theme_supports( 'post-thumbnails', 'attachment:video' ); } } if ( $thumbnail_support ) { $thumbnail_id = intval( $postarr['_thumbnail_id'] ); if ( -1 === $thumbnail_id ) { delete_post_thumbnail( $post_ID ); } else { set_post_thumbnail( $post_ID, $thumbnail_id ); } } } clean_post_cache( $post_ID ); $post = get_post( $post_ID ); if ( ! empty( $postarr['page_template'] ) ) { $post->page_template = $postarr['page_template']; $page_templates = wp_get_theme()->get_page_templates( $post ); if ( 'default' != $postarr['page_template'] && ! isset( $page_templates[ $postarr['page_template'] ] ) ) { if ( $wp_error ) { return new WP_Error( 'invalid_page_template', __( 'Invalid page template.' ) ); } update_post_meta( $post_ID, '_wp_page_template', 'default' ); } else { update_post_meta( $post_ID, '_wp_page_template', $postarr['page_template'] ); } } if ( 'attachment' !== $postarr['post_type'] ) { wp_transition_post_status( $data['post_status'], $previous_status, $post ); } else { if ( $update ) { /** * Fires once an existing attachment has been updated. * * @since 2.0.0 * * @param int $post_ID Attachment ID. */ do_action( 'edit_attachment', $post_ID ); $post_after = get_post( $post_ID ); /** * Fires once an existing attachment has been updated. * * @since 4.4.0 * * @param int $post_ID Post ID. * @param WP_Post $post_after Post object following the update. * @param WP_Post $post_before Post object before the update. */ do_action( 'attachment_updated', $post_ID, $post_after, $post_before ); } else { /** * Fires once an attachment has been added. * * @since 2.0.0 * * @param int $post_ID Attachment ID. */ do_action( 'add_attachment', $post_ID ); } return $post_ID; } if ( $update ) { /** * Fires once an existing post has been updated. * * @since 1.2.0 * * @param int $post_ID Post ID. * @param WP_Post $post Post object. */ do_action( 'edit_post', $post_ID, $post ); $post_after = get_post($post_ID); /** * Fires once an existing post has been updated. * * @since 3.0.0 * * @param int $post_ID Post ID. * @param WP_Post $post_after Post object following the update. * @param WP_Post $post_before Post object before the update. */ do_action( 'post_updated', $post_ID, $post_after, $post_before); } /** * Fires once a post has been saved. * * The dynamic portion of the hook name, `$post->post_type`, refers to * the post type slug. * * @since 3.7.0 * * @param int $post_ID Post ID. * @param WP_Post $post Post object. * @param bool $update Whether this is an existing post being updated or not. */ do_action( "save_post_{$post->post_type}", $post_ID, $post, $update ); /** * Fires once a post has been saved. * * @since 1.5.0 * * @param int $post_ID Post ID. * @param WP_Post $post Post object. * @param bool $update Whether this is an existing post being updated or not. */ do_action( 'save_post', $post_ID, $post, $update ); /** * Fires once a post has been saved. * * @since 2.0.0 * * @param int $post_ID Post ID. * @param WP_Post $post Post object. * @param bool $update Whether this is an existing post being updated or not. */ do_action( 'wp_insert_post', $post_ID, $post, $update ); return $post_ID; }
Example 1:
function ajax_contact_form() { $response = array(); $navn = isset($_POST['navn']) ? wp_strip_all_tags($_POST['navn']) : false; $email = isset($_POST['email']) ? wp_strip_all_tags($_POST['email']) : false; $firma = isset($_POST['firma']) ? wp_strip_all_tags($_POST['firma']) : false; $telefon = isset($_POST['telefon']) ? wp_strip_all_tags($_POST['telefon']) : false; $about = isset($_POST['about']) ? wp_strip_all_tags($_POST['about']) : false; $kommentar = isset($_POST['kommentar']) ? esc_textarea($_POST['kommentar']) : false; if (!$navn) { $response['error'] = 'Indtast et navn'; } else { if (!$email) { $response['error'] = 'Indtast en email'; } } if (!isset($response['error'])) { $post_vars = array('post_title' => $navn . ' [' . $email . ']', 'post_status' => 'publish', 'post_type' => 'form'); $response['post_id'] = wp_insert_post($post_vars, true); if (is_wp_error($response['post_id'])) { $response['error'] = $return->get_error_message(); } } if (!isset($response['error'])) { update_post_meta($response['post_id'], 'form_navn', $navn); update_post_meta($response['post_id'], 'form_email', $email); update_post_meta($response['post_id'], 'form_firma', $firma); update_post_meta($response['post_id'], 'form_telefon', $telefon); update_post_meta($response['post_id'], 'form_about', $about); update_post_meta($response['post_id'], 'form_kommentar', $kommentar); $response['success'] = 'Tak for din henvendelse
Vi vil besvare den hurtigst muligt.
'; sendEmail(get_theme_mod('info_name'), get_theme_mod('info_email'), get_theme_mod('info_email'), 'Ny henvendelse fra ' . $navn, $kommentar); } wp_die(json_encode($response)); }
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