APIs

__get_option() – Utility version of get_option that is private to installation/upgrade.

_clear_modified_cache_on_transition_comment_status() – Clear the lastcommentmodified cached value when a comment status is changed.

_close_comments_for_old_post() – Close comments on an old post. Hooked to comments_open and pings_open.

_close_comments_for_old_posts() – Close comments on old posts on the fly, without any extra DB queries. Hooked to the_posts.

_delete_option_fresh_site() – Delete the fresh site option.

_draft_or_post_title() – Get the post title.

_find_post_by_old_date() – Find the post ID for redirecting an old date.

_find_post_by_old_slug() – Find the post ID for redirecting an old slug.

_get_custom_object_labels() – Build an object with custom-something object (post type, taxonomy) labels out of a custom-something object

_json_decode_object_helper() –

_oembed_create_xml() – Creates an XML string from a given array.

_oembed_filter_feed_content() – Prepare the oembed HTML to be displayed in an RSS feed.

_oembed_rest_pre_serve_request() – Hooks into the REST API output to print XML instead of JSON.

_update_blog_date_on_post_delete() – Handler for updating the blog date when a published post is deleted.

_update_blog_date_on_post_publish() – Handler for updating the blog date when a post is published or an already published post is changed.

_update_posts_count_on_delete() – Handler for updating the current site’s posts count when a post is deleted.

_update_posts_count_on_transition_post_status() – Handler for updating the current site’s posts count when a post status changes.

_update_term_count_on_transition_post_status() – Update the custom taxonomies’ term counts when a post’s status is changed.

_wp_credits_build_object_link() – Retrieve the link to an external library used in WordPress.

_wp_delete_orphaned_draft_menu_items() – Deletes orphaned draft menu items

_wp_http_get_object() – Returns the initialized WP_Http Object

_wp_menu_output() – Display menu.

_wp_object_count_sort_cb() – Serves as a callback for comparing objects based on count.

_wp_object_name_sort_cb() – Serves as a callback for comparing objects based on name.

_wp_oembed_get_object() – Returns the initialized WP_oEmbed object.

_wp_upgrade_revisions_of_post() – Upgrade the revisions author, add the current post as a revision and set the revisions version to 1

add_blog_option() – Add a new option for a given blog id.

add_network_option() – Add a new network option.

add_object_page() – Add a top-level menu page in the ‘objects’ section.

add_option_update_handler() – Register a setting and its sanitization callback

add_option_whitelist() – Adds an array of options to the options whitelist.

add_option() – Add a new option.

add_options_page() – Add submenu page to the Settings main menu.

add_screen_option() – Register and configure an admin screen option

add_site_option() – Add a new option for the current network.

akismet_delete_old_metadata() –

akismet_delete_old() –

akismet_server_connectivity_ok() –

Akismet::add_to_jetpack_options_whitelist() – Add the akismet option to the Jetpack options management whitelist.

Akismet::added_option() – Treat the creation of an API key the same as updating the API key to a new value.

Akismet::bail_on_activation() –

Akismet::delete_old_comments_meta() – Determines how many days a comment will be left in the Spam queue before being deleted.

Akismet::delete_old_comments() –

Akismet::delete_orphaned_commentmeta() –

Akismet::updated_option() – When the akismet option is updated, run the registration call.

Bulk_Upgrader_Skin::flush_output() –

cat_is_ancestor_of() – Check if a category is an ancestor of another category.

clean_object_term_cache() – Removes the taxonomy relationship to terms from the cache.

comments_open() – Determines whether the current post is open for comments.

delete_blog_option() – Removes option by name for a given blog id. Prevents removal of protected WordPress options.

delete_network_option() – Removes a network option by name.

delete_option() – Removes option by name. Prevents removal of protected WordPress options.

delete_site_option() – Removes a option by name for the current network.

delete_user_option() – Delete user option with global blog capability.

export_date_options() – Create the date options fields for exporting a given post type.

filter_default_option() – Filter the default value for the option.

form_option() – Print option value after sanitizing for forms.

get_allowed_http_origins() – Retrieve list of allowed HTTP origins.

get_blog_option() – Retrieve option value for a given blog id based on name of option.

get_blogs_of_user() – Get the sites a user belongs to.

get_http_origin() – Get the HTTP Origin of the current request.

get_most_recent_post_of_user() – Get a user’s most recent post.

get_network_option() – Retrieve a network’s option value based on the option name.

get_object_subtype() – Returns the object subtype for a given object ID of a specific type.

get_object_taxonomies() – Return the names or objects of the taxonomies which are registered for the requested object or object type, such as a post object or post type name.

get_object_term_cache() – Retrieves the taxonomy relationship to the term object id.

get_objects_in_term() – Retrieve object_ids of valid taxonomy and term.

get_oembed_endpoint_url() – Retrieves the oEmbed endpoint URL for a given permalink.

get_oembed_response_data_for_url() – Retrieves the oEmbed response data for a given URL.

get_oembed_response_data_rich() – Filters the oEmbed response data to return an iframe embed code.

get_oembed_response_data() – Retrieves the oEmbed response data for a given post.

get_option() – Retrieves an option value based on an option name.

get_others_drafts() – Retrieve drafts from other users.

get_others_pending() – Retrieve pending review posts from other users.

get_others_unpublished_posts() – Retrieves editable posts from other users.

get_page_of_comment() – Calculate what page number a comment will appear on for comment paging.

get_post_status_object() – Retrieve a post status object by name.

get_post_type_object() – Retrieves a post type object by name.

get_queried_object_id() – Retrieve ID of the current queried object.

get_queried_object() – Retrieve the currently-queried object.

get_site_option() – Retrieve an option value for the current network based on name of option.

get_user_option() – Retrieve user option that can be either per Site or per Network.

get_users_of_blog() – Get users for the site.

getid3_ogg::Analyze() –

getid3_ogg::get_quality_from_nominal_bitrate() –

getid3_ogg::OggPageSegmentLength() –

getid3_ogg::ParseOggPageHeader() –

getid3_ogg::ParseOpusPageHeader() –

getid3_ogg::ParseVorbisComments() –

getid3_ogg::ParseVorbisPageHeader() –

getid3_ogg::SpeexBandModeLookup() –

getid3_ogg::TheoraColorSpace() –

getid3_ogg::TheoraPixelFormat() –

getID3::openfile() –

gutenberg_draft_or_post_title() – Get the post title.

is_allowed_http_origin() – Determines if the HTTP origin is an authorized one.

is_network_only_plugin() – Checks for "Network: true" in the plugin header to see if this should be activated only as a network wide plugin. The plugin would also work when Multisite is not enabled.

is_object_in_taxonomy() – Determine if the given object type is associated with the given taxonomy.

is_object_in_term() – Determine if the given object is associated with any of the given terms.

is_user_member_of_blog() – Find out whether a user is a member of a given blog.

is_user_option_local() – Check whether a usermeta key has to do with the current blog.

iso8601_timezone_to_offset() – Computes an offset in seconds from an iso8601 timezone.