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Post revision functions.
File Size: | 1133 lines (31 kb) |
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_wp_post_revision_fields( $post = array() X-Ref |
Determines which fields of posts are to be saved in revisions. param: array|WP_Post $post Optional. A post array or a WP_Post object being processed param: bool $deprecated Not used. return: string[] Array of fields that can be versioned. |
_wp_post_revision_data( $post = array() X-Ref |
Returns a post array ready to be inserted into the posts table as a post revision. param: array|WP_Post $post Optional. A post array or a WP_Post object to be processed param: bool $autosave Optional. Is the revision an autosave? Default false. return: array Post array ready to be inserted as a post revision. |
wp_save_post_revision_on_insert( $post_id, $post, $update ) X-Ref |
Saves revisions for a post after all changes have been made. param: int $post_id The post id that was inserted. param: WP_Post $post The post object that was inserted. param: bool $update Whether this insert is updating an existing post. |
wp_save_post_revision( $post_id ) X-Ref |
Creates a revision for the current version of a post. Typically used immediately after a post update, as every update is a revision, and the most recent revision always matches the current post. param: int $post_id The ID of the post to save as a revision. return: int|WP_Error|void Void or 0 if error, new revision ID, if success. |
wp_get_post_autosave( $post_id, $user_id = 0 ) X-Ref |
Retrieves the autosaved data of the specified post. Returns a post object with the information that was autosaved for the specified post. If the optional $user_id is passed, returns the autosave for that user, otherwise returns the latest autosave. param: int $post_id The post ID. param: int $user_id Optional. The post author ID. Default 0. return: WP_Post|false The autosaved data or false on failure or when no autosave exists. |
wp_is_post_revision( $post ) X-Ref |
Determines if the specified post is a revision. param: int|WP_Post $post Post ID or post object. return: int|false ID of revision's parent on success, false if not a revision. |
wp_is_post_autosave( $post ) X-Ref |
Determines if the specified post is an autosave. param: int|WP_Post $post Post ID or post object. return: int|false ID of autosave's parent on success, false if not a revision. |
_wp_put_post_revision( $post = null, $autosave = false ) X-Ref |
Inserts post data into the posts table as a post revision. param: int|WP_Post|array|null $post Post ID, post object OR post array. param: bool $autosave Optional. Whether the revision is an autosave or not. return: int|WP_Error WP_Error or 0 if error, new revision ID if success. |
wp_save_revisioned_meta_fields( $revision_id, $post_id ) X-Ref |
Save the revisioned meta fields. param: int $revision_id The ID of the revision to save the meta to. param: int $post_id The ID of the post the revision is associated with. |
wp_get_post_revision( &$post, $output = OBJECT, $filter = 'raw' ) X-Ref |
Gets a post revision. param: int|WP_Post $post Post ID or post object. param: string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which param: string $filter Optional sanitization filter. See sanitize_post(). Default 'raw'. return: WP_Post|array|null WP_Post (or array) on success, or null on failure. |
wp_restore_post_revision( $revision, $fields = null ) X-Ref |
Restores a post to the specified revision. Can restore a past revision using all fields of the post revision, or only selected fields. param: int|WP_Post $revision Revision ID or revision object. param: array $fields Optional. What fields to restore from. Defaults to all. return: int|false|null Null if error, false if no fields to restore, (int) post ID if success. |
wp_restore_post_revision_meta( $post_id, $revision_id ) X-Ref |
Restore the revisioned meta values for a post. param: int $post_id The ID of the post to restore the meta to. param: int $revision_id The ID of the revision to restore the meta from. |
_wp_copy_post_meta( $source_post_id, $target_post_id, $meta_key ) X-Ref |
Copy post meta for the given key from one post to another. param: int $source_post_id Post ID to copy meta value(s) from. param: int $target_post_id Post ID to copy meta value(s) to. param: string $meta_key Meta key to copy. |
wp_post_revision_meta_keys( $post_type ) X-Ref |
Determine which post meta fields should be revisioned. param: string $post_type The post type being revisioned. return: array An array of meta keys to be revisioned. |
wp_check_revisioned_meta_fields_have_changed( $post_has_changed, WP_Post $last_revision, WP_Post $post ) X-Ref |
Check whether revisioned post meta fields have changed. param: bool $post_has_changed Whether the post has changed. param: WP_Post $last_revision The last revision post object. param: WP_Post $post The post object. return: bool Whether the post has changed. |
wp_delete_post_revision( $revision ) X-Ref |
Deletes a revision. Deletes the row from the posts table corresponding to the specified revision. param: int|WP_Post $revision Revision ID or revision object. return: WP_Post|false|null Null or false if error, deleted post object if success. |
wp_get_post_revisions( $post = 0, $args = null ) X-Ref |
Returns all revisions of specified post. param: int|WP_Post $post Optional. Post ID or WP_Post object. Default is global `$post`. param: array|null $args Optional. Arguments for retrieving post revisions. Default null. return: WP_Post[]|int[] Array of revision objects or IDs, or an empty array if none. |
wp_get_latest_revision_id_and_total_count( $post = 0 ) X-Ref |
Returns the latest revision ID and count of revisions for a post. param: int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post. return: array|WP_Error { |
wp_get_post_revisions_url( $post = 0 ) X-Ref |
Returns the url for viewing and potentially restoring revisions of a given post. param: int|WP_Post $post Optional. Post ID or WP_Post object. Default is global `$post`. return: string|null The URL for editing revisions on the given post, otherwise null. |
wp_revisions_enabled( $post ) X-Ref |
Determines whether revisions are enabled for a given post. param: WP_Post $post The post object. return: bool True if number of revisions to keep isn't zero, false otherwise. |
wp_revisions_to_keep( $post ) X-Ref |
Determines how many revisions to retain for a given post. By default, an infinite number of revisions are kept. The constant WP_POST_REVISIONS can be set in wp-config to specify the limit of revisions to keep. param: WP_Post $post The post object. return: int The number of revisions to keep. |
_set_preview( $post ) X-Ref |
Sets up the post object for preview based on the post autosave. param: WP_Post $post return: WP_Post|false |
_show_post_preview() X-Ref |
Filters the latest content for preview from the post autosave. |
_wp_preview_terms_filter( $terms, $post_id, $taxonomy ) X-Ref |
Filters terms lookup to set the post format. param: array $terms param: int $post_id param: string $taxonomy return: array |
_wp_preview_post_thumbnail_filter( $value, $post_id, $meta_key ) X-Ref |
Filters post thumbnail lookup to set the post thumbnail. param: null|array|string $value The value to return - a single metadata value, or an array of values. param: int $post_id Post ID. param: string $meta_key Meta key. return: null|array The default return value or the post thumbnail meta array. |
_wp_get_post_revision_version( $revision ) X-Ref |
Gets the post revision version. param: WP_Post $revision return: int|false |
_wp_upgrade_revisions_of_post( $post, $revisions ) X-Ref |
Upgrades the revisions author, adds the current post as a revision and sets the revisions version to 1. param: WP_Post $post Post object. param: array $revisions Current revisions of the post. return: bool true if the revisions were upgraded, false if problems. |
_wp_preview_meta_filter( $value, $object_id, $meta_key, $single ) X-Ref |
Filters preview post meta retrieval to get values from the autosave. Filters revisioned meta keys only. param: mixed $value Meta value to filter. param: int $object_id Object ID. param: string $meta_key Meta key to filter a value for. param: bool $single Whether to return a single value. return: mixed Original meta value if the meta key isn't revisioned, the object doesn't exist, |
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