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wp-includes/post.php › WordPress File

Functions145

› Core Post API

Function	Short description
add_ping	Adds a URL to those already pinged.
add_post_meta	Adds a meta field to the given post.
add_post_type_support	Registers support of certain features for a post type.
check_and_publish_future_post	Publishes future post and make sure post ID has future post status.
clean_attachment_cache	Will clean the attachment in the cache.
clean_post_cache	Will clean the post in the cache.
create_initial_post_types	Creates the initial post types when 'init' action is fired.
delete_post_meta	Deletes a post meta field for the given post ID.
delete_post_meta_by_key	Deletes everything from post meta matching the given meta key.
delete_post_thumbnail	Removes the thumbnail (featured image) from the given post.
get_all_page_ids	Gets a list of page IDs.
get_all_post_type_supports	Gets all the post type features
get_attached_file	Retrieves attached file path based on attachment ID.
get_available_post_mime_types	Gets all available post MIME types for a given post type.
get_children	Retrieves all children of the post parent ID.
get_enclosed	Retrieves enclosures already enclosed for a post.
get_extended	Gets extended entry info (<!--more-->).
get_lastpostdate	Retrieves the most recent time that a post on the site was published.
get_lastpostmodified	Gets the most recent time that a post on the site was modified.
get_page	Retrieves page data given a page ID or page object.
get_pages	Retrieves an array of pages (or hierarchical post type items).
get_page_by_path	Retrieves a page given its path.
get_page_children	Identifies descendants of a given page ID in a list of page objects.
get_page_hierarchy	Orders the pages with children under parents in a flat list.
get_page_statuses	Retrieves all of the WordPress support page statuses.
get_page_uri	Builds the URI path for a page.
get_post	Retrieves post data given a post ID or post object.
get_posts	Retrieves an array of the latest posts, or posts matching the given criteria.
get_posts_by_author_sql	Retrieves the post SQL based on capability, author, and type.
get_post_ancestors	Retrieves the IDs of the ancestors of a post.
get_post_custom	Retrieves post meta fields, based on post ID.
get_post_custom_keys	Retrieves meta field names for a post.
get_post_custom_values	Retrieves values for a custom post field.
get_post_field	Retrieves data from a post field based on Post ID.
get_post_meta	Retrieves a post meta field for the given post ID.
get_post_mime_type	Retrieves the mime type of an attachment based on the ID.
get_post_mime_types	Gets default post mime types.
get_post_stati	Gets a list of post statuses.
get_post_status	Retrieves the post status based on the post ID.
get_post_statuses	Retrieves all of the WordPress supported post statuses.
get_post_status_object	Retrieves a post status object by name.
get_post_type	Retrieves the post type of the current post or of a given post.
get_post_types	Gets a list of all registered post type objects.
get_post_types_by_support	Retrieves a list of post type names that support a specific feature.
get_post_type_capabilities	Builds an object with all post type capabilities out of a post type object
get_post_type_labels	Builds an object with all post type labels out of a post type object.
get_post_type_object	Retrieves a post type object by name.
get_private_posts_cap_sql	Retrieves the private post SQL based on capability.
get_pung	Retrieves URLs already pinged for a post.
get_to_ping	Retrieves URLs that need to be pinged.
is_local_attachment	Determines whether an attachment URI is local and really an attachment.
is_post_embeddable	Determines whether a post is embeddable.
is_post_publicly_viewable	Determines whether a post is publicly viewable.
is_post_status_viewable	Determines whether a post status is considered "viewable".
is_post_type_hierarchical	Determines whether the post type is hierarchical.
is_post_type_viewable	Determines whether a post type is considered "viewable".
is_sticky	Determines whether a post is sticky.
post_type_exists	Determines whether a post type is registered.
post_type_supports	Checks a post type's support for a given feature.
register_post_meta	Registers a meta key for posts.
register_post_status	Registers a post status. Do not use before init.
register_post_type	Registers a post type.
remove_post_type_support	Removes support for a feature from a post type.
sanitize_post	Sanitizes every post field.
sanitize_post_field	Sanitizes a post field based on context.
set_post_thumbnail	Sets the post thumbnail (featured image) for the given post.
set_post_type	Updates the post type for the post ID.
stick_post	Makes a post sticky.
trackback_url_list	Does trackbacks for a list of URLs.
unregister_post_meta	Unregisters a meta key for posts.
unregister_post_type	Unregisters a post type.
unstick_post	Un-sticks a post.
update_attached_file	Updates attachment file path based on attachment ID.
update_postmeta_cache	Updates metadata cache for a list of post IDs.
update_post_author_caches	Updates post author user caches for a list of post objects.
update_post_cache	Updates posts in cache.
update_post_caches	Updates post, term, and metadata caches for a list of post objects.
update_post_meta	Updates a post meta field based on the given post ID.
update_post_parent_caches	Updates parent post caches for a list of post objects.
use_block_editor_for_post	Returns whether the post can be edited in the block editor.
use_block_editor_for_post_type	Returns whether a post type is compatible with the block editor.
wp_add_post_tags	Adds tags to a post.
wp_add_trashed_suffix_to_post_name_for_post	Adds a trashed suffix for a given post.
wp_add_trashed_suffix_to_post_name_for_trashed_posts	Adds a suffix if any trashed posts have a given slug.
wp_after_insert_post	Fires actions after a post, its terms and meta data has been saved.
wp_attachment_is	Verifies an attachment is of a given type.
wp_attachment_is_image	Determines whether an attachment is an image.
wp_cache_set_posts_last_changed	Sets the last changed time for the 'posts' cache group.
wp_check_for_changed_dates	Checks for changed dates for published post objects and save the old date.
wp_check_for_changed_slugs	Checks for changed slugs for published post objects and save the old slug.
wp_check_post_hierarchy_for_loops	Checks the given subset of the post hierarchy for hierarchy loops.
wp_count_attachments	Counts number of attachments for the mime type(s).
wp_count_posts	Counts number of posts of a post type and if user has permissions to view.
wp_create_initial_post_meta	Registers any additional post meta fields.
wp_delete_attachment	Trashes or deletes an attachment.
wp_delete_attachment_files	Deletes all files that belong to the given attachment.
wp_delete_auto_drafts	Deletes auto-drafts for new posts that are > 7 days old.
wp_delete_post	Trashes or deletes a post or page.
wp_get_attachment_caption	Retrieves the caption for an attachment.
wp_get_attachment_metadata	Retrieves attachment metadata for attachment ID.
wp_get_attachment_thumb_url	Retrieves URL for an attachment thumbnail.
wp_get_attachment_url	Retrieves the URL for an attachment.
wp_get_original_image_path	Retrieves the path to an uploaded image file.
wp_get_original_image_url	Retrieves the URL to an original attachment image.
wp_get_post_categories	Retrieves the list of categories for a post.
wp_get_post_parent_id	Returns the ID of the post's parent.
wp_get_post_tags	Retrieves the tags for a post.
wp_get_post_terms	Retrieves the terms for a post.
wp_get_recent_posts	Retrieves a number of recent posts.
wp_insert_attachment	Inserts an attachment.
wp_insert_post	Inserts or updates a post in the database.
wp_match_mime_types	Checks a MIME-Type against a list.
wp_mime_type_icon	Retrieves the icon for a MIME type or attachment.
wp_post_mime_type_where	Converts MIME types into SQL.
wp_publish_post	Publishes a post by transitioning the post status.
wp_queue_posts_for_term_meta_lazyload	Queues posts for lazy-loading of term meta.
wp_resolve_post_date	Uses wp_checkdate to return a valid Gregorian-calendar value for post_date.
wp_set_post_categories	Sets categories for a post.
wp_set_post_tags	Sets the tags for a post.
wp_set_post_terms	Sets the terms for a post.
wp_transition_post_status	Fires actions related to the transitioning of a post's status.
wp_trash_post	Moves a post or page to the Trash
wp_trash_post_comments	Moves comments for a post to the Trash.
wp_unique_post_slug	Computes a unique slug for the post, when given the desired slug and some post details.
wp_untrash_post	Restores a post from the Trash.
wp_untrash_post_comments	Restores comments for a post from the Trash.
wp_untrash_post_set_previous_status	Filters callback which sets the status of an untrashed post to its previous status.
wp_update_attachment_metadata	Updates metadata for an attachment.
wp_update_post	Updates a post with new post data.
_add_post_type_submenus	Adds submenus for post types.
_count_posts_cache_key	Returns the cache key for wp_count_posts() based on the passed arguments.
_future_post_hook	Hook used to schedule publication for a post marked for the future.
_get_custom_object_labels	Builds an object with custom-something object (post type, taxonomy) labels out of a custom-something object
_get_last_post_time	Gets the timestamp of the last time any post was modified or published.
_page_traverse_name	Traverses and return all the nested children post names of a root page.
_post_type_meta_capabilities	Stores or returns a list of post type meta caps for map_meta_cap().
_prime_post_caches	Adds any posts from the given IDs to the cache that do not already exist in cache.
_prime_post_parent_id_caches	Prime the cache containing the parent ID of various post objects.
_publish_post_hook	Hook to schedule pings and enclosures when a post is published.
_reset_front_page_settings_for_post	Resets the page_on_front, show_on_front, and page_for_post settings when a linked page is deleted or trashed.
_transition_post_status	Hook for managing future post transitions to published.
_truncate_post_slug	Truncates a post slug.
_update_term_count_on_transition_post_status	Updates the custom taxonomies' term counts when a post's status is changed.
_wp_privacy_statuses	Returns statuses for privacy requests.
_wp_relative_upload_path	Returns relative path to an uploaded file.