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selectors.js
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selectors.js
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/**
* External dependencies
*/
import createSelector from 'rememo';
/**
* WordPress dependencies
*/
import {
getFreeformContentHandlerName,
getDefaultBlockName,
__unstableSerializeAndClean,
} from '@wordpress/blocks';
import { isInTheFuture, getDate } from '@wordpress/date';
import { addQueryArgs, cleanForSlug } from '@wordpress/url';
import { createRegistrySelector } from '@wordpress/data';
import deprecated from '@wordpress/deprecated';
import { Platform } from '@wordpress/element';
import { layout } from '@wordpress/icons';
import { store as blockEditorStore } from '@wordpress/block-editor';
import { store as coreStore } from '@wordpress/core-data';
import { store as preferencesStore } from '@wordpress/preferences';
/**
* Internal dependencies
*/
import {
EDIT_MERGE_PROPERTIES,
PERMALINK_POSTNAME_REGEX,
ONE_MINUTE_IN_MS,
AUTOSAVE_PROPERTIES,
} from './constants';
import { getPostRawValue } from './reducer';
import { getTemplatePartIcon } from '../utils/get-template-part-icon';
/**
* Shared reference to an empty object for cases where it is important to avoid
* returning a new object reference on every invocation, as in a connected or
* other pure component which performs `shouldComponentUpdate` check on props.
* This should be used as a last resort, since the normalized data should be
* maintained by the reducer result in state.
*/
const EMPTY_OBJECT = {};
/**
* Shared reference to an empty array for cases where it is important to avoid
* returning a new array reference on every invocation, as in a connected or
* other pure component which performs `shouldComponentUpdate` check on props.
* This should be used as a last resort, since the normalized data should be
* maintained by the reducer result in state.
*/
const EMPTY_ARRAY = [];
/**
* Returns true if any past editor history snapshots exist, or false otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether undo history exists.
*/
export const hasEditorUndo = createRegistrySelector( ( select ) => () => {
return select( coreStore ).hasUndo();
} );
/**
* Returns true if any future editor history snapshots exist, or false
* otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether redo history exists.
*/
export const hasEditorRedo = createRegistrySelector( ( select ) => () => {
return select( coreStore ).hasRedo();
} );
/**
* Returns true if the currently edited post is yet to be saved, or false if
* the post has been saved.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether the post is new.
*/
export function isEditedPostNew( state ) {
return getCurrentPost( state ).status === 'auto-draft';
}
/**
* Returns true if content includes unsaved changes, or false otherwise.
*
* @param {Object} state Editor state.
*
* @return {boolean} Whether content includes unsaved changes.
*/
export function hasChangedContent( state ) {
const edits = getPostEdits( state );
return 'content' in edits;
}
/**
* Returns true if there are unsaved values for the current edit session, or
* false if the editing state matches the saved or new post.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether unsaved values exist.
*/
export const isEditedPostDirty = createRegistrySelector(
( select ) => ( state ) => {
// Edits should contain only fields which differ from the saved post (reset
// at initial load and save complete). Thus, a non-empty edits state can be
// inferred to contain unsaved values.
const postType = getCurrentPostType( state );
const postId = getCurrentPostId( state );
if (
select( coreStore ).hasEditsForEntityRecord(
'postType',
postType,
postId
)
) {
return true;
}
return false;
}
);
/**
* Returns true if there are unsaved edits for entities other than
* the editor's post, and false otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether there are edits or not.
*/
export const hasNonPostEntityChanges = createRegistrySelector(
( select ) => ( state ) => {
const dirtyEntityRecords =
select( coreStore ).__experimentalGetDirtyEntityRecords();
const { type, id } = getCurrentPost( state );
return dirtyEntityRecords.some(
( entityRecord ) =>
entityRecord.kind !== 'postType' ||
entityRecord.name !== type ||
entityRecord.key !== id
);
}
);
/**
* Returns true if there are no unsaved values for the current edit session and
* if the currently edited post is new (has never been saved before).
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether new post and unsaved values exist.
*/
export function isCleanNewPost( state ) {
return ! isEditedPostDirty( state ) && isEditedPostNew( state );
}
/**
* Returns the post currently being edited in its last known saved state, not
* including unsaved edits. Returns an object containing relevant default post
* values if the post has not yet been saved.
*
* @param {Object} state Global application state.
*
* @return {Object} Post object.
*/
export const getCurrentPost = createRegistrySelector(
( select ) => ( state ) => {
const postId = getCurrentPostId( state );
const postType = getCurrentPostType( state );
const post = select( coreStore ).getRawEntityRecord(
'postType',
postType,
postId
);
if ( post ) {
return post;
}
// This exists for compatibility with the previous selector behavior
// which would guarantee an object return based on the editor reducer's
// default empty object state.
return EMPTY_OBJECT;
}
);
/**
* Returns the post type of the post currently being edited.
*
* @param {Object} state Global application state.
*
* @return {string} Post type.
*/
export function getCurrentPostType( state ) {
return state.postType;
}
/**
* Returns the ID of the post currently being edited, or null if the post has
* not yet been saved.
*
* @param {Object} state Global application state.
*
* @return {?number} ID of current post.
*/
export function getCurrentPostId( state ) {
return state.postId;
}
/**
* Returns the number of revisions of the post currently being edited.
*
* @param {Object} state Global application state.
*
* @return {number} Number of revisions.
*/
export function getCurrentPostRevisionsCount( state ) {
return (
getCurrentPost( state )._links?.[ 'version-history' ]?.[ 0 ]?.count ?? 0
);
}
/**
* Returns the last revision ID of the post currently being edited,
* or null if the post has no revisions.
*
* @param {Object} state Global application state.
*
* @return {?number} ID of the last revision.
*/
export function getCurrentPostLastRevisionId( state ) {
return (
getCurrentPost( state )._links?.[ 'predecessor-version' ]?.[ 0 ]?.id ??
null
);
}
/**
* Returns any post values which have been changed in the editor but not yet
* been saved.
*
* @param {Object} state Global application state.
*
* @return {Object} Object of key value pairs comprising unsaved edits.
*/
export const getPostEdits = createRegistrySelector( ( select ) => ( state ) => {
const postType = getCurrentPostType( state );
const postId = getCurrentPostId( state );
return (
select( coreStore ).getEntityRecordEdits(
'postType',
postType,
postId
) || EMPTY_OBJECT
);
} );
/**
* Returns an attribute value of the saved post.
*
* @param {Object} state Global application state.
* @param {string} attributeName Post attribute name.
*
* @return {*} Post attribute value.
*/
export function getCurrentPostAttribute( state, attributeName ) {
switch ( attributeName ) {
case 'type':
return getCurrentPostType( state );
case 'id':
return getCurrentPostId( state );
default:
const post = getCurrentPost( state );
if ( ! post.hasOwnProperty( attributeName ) ) {
break;
}
return getPostRawValue( post[ attributeName ] );
}
}
/**
* Returns a single attribute of the post being edited, preferring the unsaved
* edit if one exists, but merging with the attribute value for the last known
* saved state of the post (this is needed for some nested attributes like meta).
*
* @param {Object} state Global application state.
* @param {string} attributeName Post attribute name.
*
* @return {*} Post attribute value.
*/
const getNestedEditedPostProperty = ( state, attributeName ) => {
const edits = getPostEdits( state );
if ( ! edits.hasOwnProperty( attributeName ) ) {
return getCurrentPostAttribute( state, attributeName );
}
return {
...getCurrentPostAttribute( state, attributeName ),
...edits[ attributeName ],
};
};
/**
* Returns a single attribute of the post being edited, preferring the unsaved
* edit if one exists, but falling back to the attribute for the last known
* saved state of the post.
*
* @param {Object} state Global application state.
* @param {string} attributeName Post attribute name.
*
* @return {*} Post attribute value.
*/
export function getEditedPostAttribute( state, attributeName ) {
// Special cases.
switch ( attributeName ) {
case 'content':
return getEditedPostContent( state );
}
// Fall back to saved post value if not edited.
const edits = getPostEdits( state );
if ( ! edits.hasOwnProperty( attributeName ) ) {
return getCurrentPostAttribute( state, attributeName );
}
// Merge properties are objects which contain only the patch edit in state,
// and thus must be merged with the current post attribute.
if ( EDIT_MERGE_PROPERTIES.has( attributeName ) ) {
return getNestedEditedPostProperty( state, attributeName );
}
return edits[ attributeName ];
}
/**
* Returns an attribute value of the current autosave revision for a post, or
* null if there is no autosave for the post.
*
* @deprecated since 5.6. Callers should use the `getAutosave( postType, postId, userId )` selector
* from the '@wordpress/core-data' package and access properties on the returned
* autosave object using getPostRawValue.
*
* @param {Object} state Global application state.
* @param {string} attributeName Autosave attribute name.
*
* @return {*} Autosave attribute value.
*/
export const getAutosaveAttribute = createRegistrySelector(
( select ) => ( state, attributeName ) => {
if (
! AUTOSAVE_PROPERTIES.includes( attributeName ) &&
attributeName !== 'preview_link'
) {
return;
}
const postType = getCurrentPostType( state );
const postId = getCurrentPostId( state );
const currentUserId = select( coreStore ).getCurrentUser()?.id;
const autosave = select( coreStore ).getAutosave(
postType,
postId,
currentUserId
);
if ( autosave ) {
return getPostRawValue( autosave[ attributeName ] );
}
}
);
/**
* Returns the current visibility of the post being edited, preferring the
* unsaved value if different than the saved post. The return value is one of
* "private", "password", or "public".
*
* @param {Object} state Global application state.
*
* @return {string} Post visibility.
*/
export function getEditedPostVisibility( state ) {
const status = getEditedPostAttribute( state, 'status' );
if ( status === 'private' ) {
return 'private';
}
const password = getEditedPostAttribute( state, 'password' );
if ( password ) {
return 'password';
}
return 'public';
}
/**
* Returns true if post is pending review.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether current post is pending review.
*/
export function isCurrentPostPending( state ) {
return getCurrentPost( state ).status === 'pending';
}
/**
* Return true if the current post has already been published.
*
* @param {Object} state Global application state.
* @param {Object?} currentPost Explicit current post for bypassing registry selector.
*
* @return {boolean} Whether the post has been published.
*/
export function isCurrentPostPublished( state, currentPost ) {
const post = currentPost || getCurrentPost( state );
return (
[ 'publish', 'private' ].indexOf( post.status ) !== -1 ||
( post.status === 'future' &&
! isInTheFuture(
new Date( Number( getDate( post.date ) ) - ONE_MINUTE_IN_MS )
) )
);
}
/**
* Returns true if post is already scheduled.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether current post is scheduled to be posted.
*/
export function isCurrentPostScheduled( state ) {
return (
getCurrentPost( state ).status === 'future' &&
! isCurrentPostPublished( state )
);
}
/**
* Return true if the post being edited can be published.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether the post can been published.
*/
export function isEditedPostPublishable( state ) {
const post = getCurrentPost( state );
// TODO: Post being publishable should be superset of condition of post
// being saveable. Currently this restriction is imposed at UI.
//
// See: <PostPublishButton /> (`isButtonEnabled` assigned by `isSaveable`).
return (
isEditedPostDirty( state ) ||
[ 'publish', 'private', 'future' ].indexOf( post.status ) === -1
);
}
/**
* Returns true if the post can be saved, or false otherwise. A post must
* contain a title, an excerpt, or non-empty content to be valid for save.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether the post can be saved.
*/
export function isEditedPostSaveable( state ) {
if ( isSavingPost( state ) ) {
return false;
}
// TODO: Post should not be saveable if not dirty. Cannot be added here at
// this time since posts where meta boxes are present can be saved even if
// the post is not dirty. Currently this restriction is imposed at UI, but
// should be moved here.
//
// See: `isEditedPostPublishable` (includes `isEditedPostDirty` condition)
// See: <PostSavedState /> (`forceIsDirty` prop)
// See: <PostPublishButton /> (`forceIsDirty` prop)
// See: https://github.com/WordPress/gutenberg/pull/4184.
return (
!! getEditedPostAttribute( state, 'title' ) ||
!! getEditedPostAttribute( state, 'excerpt' ) ||
! isEditedPostEmpty( state ) ||
Platform.OS === 'native'
);
}
/**
* Returns true if the edited post has content. A post has content if it has at
* least one saveable block or otherwise has a non-empty content property
* assigned.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether post has content.
*/
export function isEditedPostEmpty( state ) {
// While the condition of truthy content string is sufficient to determine
// emptiness, testing saveable blocks length is a trivial operation. Since
// this function can be called frequently, optimize for the fast case as a
// condition of the mere existence of blocks. Note that the value of edited
// content takes precedent over block content, and must fall through to the
// default logic.
const blocks = getEditorBlocks( state );
if ( blocks.length ) {
// Pierce the abstraction of the serializer in knowing that blocks are
// joined with newlines such that even if every individual block
// produces an empty save result, the serialized content is non-empty.
if ( blocks.length > 1 ) {
return false;
}
// There are two conditions under which the optimization cannot be
// assumed, and a fallthrough to getEditedPostContent must occur:
//
// 1. getBlocksForSerialization has special treatment in omitting a
// single unmodified default block.
// 2. Comment delimiters are omitted for a freeform or unregistered
// block in its serialization. The freeform block specifically may
// produce an empty string in its saved output.
//
// For all other content, the single block is assumed to make a post
// non-empty, if only by virtue of its own comment delimiters.
const blockName = blocks[ 0 ].name;
if (
blockName !== getDefaultBlockName() &&
blockName !== getFreeformContentHandlerName()
) {
return false;
}
}
return ! getEditedPostContent( state );
}
/**
* Returns true if the post can be autosaved, or false otherwise.
*
* @param {Object} state Global application state.
* @param {Object} autosave A raw autosave object from the REST API.
*
* @return {boolean} Whether the post can be autosaved.
*/
export const isEditedPostAutosaveable = createRegistrySelector(
( select ) => ( state ) => {
// A post must contain a title, an excerpt, or non-empty content to be valid for autosaving.
if ( ! isEditedPostSaveable( state ) ) {
return false;
}
// A post is not autosavable when there is a post autosave lock.
if ( isPostAutosavingLocked( state ) ) {
return false;
}
const postType = getCurrentPostType( state );
const postId = getCurrentPostId( state );
const hasFetchedAutosave = select( coreStore ).hasFetchedAutosaves(
postType,
postId
);
const currentUserId = select( coreStore ).getCurrentUser()?.id;
// Disable reason - this line causes the side-effect of fetching the autosave
// via a resolver, moving below the return would result in the autosave never
// being fetched.
// eslint-disable-next-line @wordpress/no-unused-vars-before-return
const autosave = select( coreStore ).getAutosave(
postType,
postId,
currentUserId
);
// If any existing autosaves have not yet been fetched, this function is
// unable to determine if the post is autosaveable, so return false.
if ( ! hasFetchedAutosave ) {
return false;
}
// If we don't already have an autosave, the post is autosaveable.
if ( ! autosave ) {
return true;
}
// To avoid an expensive content serialization, use the content dirtiness
// flag in place of content field comparison against the known autosave.
// This is not strictly accurate, and relies on a tolerance toward autosave
// request failures for unnecessary saves.
if ( hasChangedContent( state ) ) {
return true;
}
// If the title or excerpt has changed, the post is autosaveable.
return [ 'title', 'excerpt' ].some(
( field ) =>
getPostRawValue( autosave[ field ] ) !==
getEditedPostAttribute( state, field )
);
}
);
/**
* Return true if the post being edited is being scheduled. Preferring the
* unsaved status values.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether the post has been published.
*/
export function isEditedPostBeingScheduled( state ) {
const date = getEditedPostAttribute( state, 'date' );
// Offset the date by one minute (network latency).
const checkedDate = new Date(
Number( getDate( date ) ) - ONE_MINUTE_IN_MS
);
return isInTheFuture( checkedDate );
}
/**
* Returns whether the current post should be considered to have a "floating"
* date (i.e. that it would publish "Immediately" rather than at a set time).
*
* Unlike in the PHP backend, the REST API returns a full date string for posts
* where the 0000-00-00T00:00:00 placeholder is present in the database. To
* infer that a post is set to publish "Immediately" we check whether the date
* and modified date are the same.
*
* @param {Object} state Editor state.
*
* @return {boolean} Whether the edited post has a floating date value.
*/
export function isEditedPostDateFloating( state ) {
const date = getEditedPostAttribute( state, 'date' );
const modified = getEditedPostAttribute( state, 'modified' );
// This should be the status of the persisted post
// It shouldn't use the "edited" status otherwise it breaks the
// inferred post data floating status
// See https://github.com/WordPress/gutenberg/issues/28083.
const status = getCurrentPost( state ).status;
if (
status === 'draft' ||
status === 'auto-draft' ||
status === 'pending'
) {
return date === modified || date === null;
}
return false;
}
/**
* Returns true if the post is currently being deleted, or false otherwise.
*
* @param {Object} state Editor state.
*
* @return {boolean} Whether post is being deleted.
*/
export function isDeletingPost( state ) {
return !! state.deleting.pending;
}
/**
* Returns true if the post is currently being saved, or false otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether post is being saved.
*/
export const isSavingPost = createRegistrySelector( ( select ) => ( state ) => {
const postType = getCurrentPostType( state );
const postId = getCurrentPostId( state );
return select( coreStore ).isSavingEntityRecord(
'postType',
postType,
postId
);
} );
/**
* Returns true if non-post entities are currently being saved, or false otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether non-post entities are being saved.
*/
export const isSavingNonPostEntityChanges = createRegistrySelector(
( select ) => ( state ) => {
const entitiesBeingSaved =
select( coreStore ).__experimentalGetEntitiesBeingSaved();
const { type, id } = getCurrentPost( state );
return entitiesBeingSaved.some(
( entityRecord ) =>
entityRecord.kind !== 'postType' ||
entityRecord.name !== type ||
entityRecord.key !== id
);
}
);
/**
* Returns true if a previous post save was attempted successfully, or false
* otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether the post was saved successfully.
*/
export const didPostSaveRequestSucceed = createRegistrySelector(
( select ) => ( state ) => {
const postType = getCurrentPostType( state );
const postId = getCurrentPostId( state );
return ! select( coreStore ).getLastEntitySaveError(
'postType',
postType,
postId
);
}
);
/**
* Returns true if a previous post save was attempted but failed, or false
* otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether the post save failed.
*/
export const didPostSaveRequestFail = createRegistrySelector(
( select ) => ( state ) => {
const postType = getCurrentPostType( state );
const postId = getCurrentPostId( state );
return !! select( coreStore ).getLastEntitySaveError(
'postType',
postType,
postId
);
}
);
/**
* Returns true if the post is autosaving, or false otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether the post is autosaving.
*/
export function isAutosavingPost( state ) {
if ( ! isSavingPost( state ) ) {
return false;
}
return Boolean( state.saving.options?.isAutosave );
}
/**
* Returns true if the post is being previewed, or false otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether the post is being previewed.
*/
export function isPreviewingPost( state ) {
if ( ! isSavingPost( state ) ) {
return false;
}
return Boolean( state.saving.options?.isPreview );
}
/**
* Returns the post preview link
*
* @param {Object} state Global application state.
*
* @return {string | undefined} Preview Link.
*/
export function getEditedPostPreviewLink( state ) {
if ( state.saving.pending || isSavingPost( state ) ) {
return;
}
let previewLink = getAutosaveAttribute( state, 'preview_link' );
// Fix for issue: https://github.com/WordPress/gutenberg/issues/33616
// If the post is draft, ignore the preview link from the autosave record,
// because the preview could be a stale autosave if the post was switched from
// published to draft.
// See: https://github.com/WordPress/gutenberg/pull/37952.
if ( ! previewLink || 'draft' === getCurrentPost( state ).status ) {
previewLink = getEditedPostAttribute( state, 'link' );
if ( previewLink ) {
previewLink = addQueryArgs( previewLink, { preview: true } );
}
}
const featuredImageId = getEditedPostAttribute( state, 'featured_media' );
if ( previewLink && featuredImageId ) {
return addQueryArgs( previewLink, { _thumbnail_id: featuredImageId } );
}
return previewLink;
}
/**
* Returns a suggested post format for the current post, inferred only if there
* is a single block within the post and it is of a type known to match a
* default post format. Returns null if the format cannot be determined.
*
* @param {Object} state Global application state.
*
* @return {?string} Suggested post format.
*/
export function getSuggestedPostFormat( state ) {
const blocks = getEditorBlocks( state );
if ( blocks.length > 2 ) return null;
let name;
// If there is only one block in the content of the post grab its name
// so we can derive a suitable post format from it.
if ( blocks.length === 1 ) {
name = blocks[ 0 ].name;
// Check for core/embed `video` and `audio` eligible suggestions.
if ( name === 'core/embed' ) {
const provider = blocks[ 0 ].attributes?.providerNameSlug;
if ( [ 'youtube', 'vimeo' ].includes( provider ) ) {
name = 'core/video';
} else if ( [ 'spotify', 'soundcloud' ].includes( provider ) ) {
name = 'core/audio';
}
}
}
// If there are two blocks in the content and the last one is a text blocks
// grab the name of the first one to also suggest a post format from it.
if ( blocks.length === 2 && blocks[ 1 ].name === 'core/paragraph' ) {
name = blocks[ 0 ].name;
}
// We only convert to default post formats in core.
switch ( name ) {
case 'core/image':
return 'image';
case 'core/quote':
case 'core/pullquote':
return 'quote';
case 'core/gallery':
return 'gallery';
case 'core/video':
return 'video';
case 'core/audio':
return 'audio';
default:
return null;
}
}
/**
* Returns the content of the post being edited.
*
* @param {Object} state Global application state.
*
* @return {string} Post content.
*/
export const getEditedPostContent = createRegistrySelector(
( select ) => ( state ) => {
const postId = getCurrentPostId( state );
const postType = getCurrentPostType( state );
const record = select( coreStore ).getEditedEntityRecord(
'postType',
postType,
postId
);
if ( record ) {
if ( typeof record.content === 'function' ) {
return record.content( record );
} else if ( record.blocks ) {
return __unstableSerializeAndClean( record.blocks );
} else if ( record.content ) {
return record.content;
}
}
return '';
}
);
/**
* Returns true if the post is being published, or false otherwise.
*
* @param {Object} state Global application state.
*
* @return {boolean} Whether post is being published.
*/
export function isPublishingPost( state ) {
return (
isSavingPost( state ) &&
! isCurrentPostPublished( state ) &&
getEditedPostAttribute( state, 'status' ) === 'publish'
);
}
/**
* Returns whether the permalink is editable or not.
*
* @param {Object} state Editor state.
*
* @return {boolean} Whether or not the permalink is editable.
*/
export function isPermalinkEditable( state ) {
const permalinkTemplate = getEditedPostAttribute(
state,
'permalink_template'
);
return PERMALINK_POSTNAME_REGEX.test( permalinkTemplate );
}
/**
* Returns the permalink for the post.
*
* @param {Object} state Editor state.
*
* @return {?string} The permalink, or null if the post is not viewable.
*/
export function getPermalink( state ) {
const permalinkParts = getPermalinkParts( state );
if ( ! permalinkParts ) {
return null;
}
const { prefix, postName, suffix } = permalinkParts;
if ( isPermalinkEditable( state ) ) {
return prefix + postName + suffix;
}
return prefix;
}
/**
* Returns the slug for the post being edited, preferring a manually edited
* value if one exists, then a sanitized version of the current post title, and
* finally the post ID.
*
* @param {Object} state Editor state.
*
* @return {string} The current slug to be displayed in the editor
*/
export function getEditedPostSlug( state ) {
return (
getEditedPostAttribute( state, 'slug' ) ||
cleanForSlug( getEditedPostAttribute( state, 'title' ) ) ||
getCurrentPostId( state )
);
}
/**
* Returns the permalink for a post, split into it's three parts: the prefix,
* the postName, and the suffix.
*
* @param {Object} state Editor state.
*
* @return {Object} An object containing the prefix, postName, and suffix for
* the permalink, or null if the post is not viewable.
*/
export function getPermalinkParts( state ) {
const permalinkTemplate = getEditedPostAttribute(
state,
'permalink_template'
);
if ( ! permalinkTemplate ) {
return null;
}
const postName =
getEditedPostAttribute( state, 'slug' ) ||
getEditedPostAttribute( state, 'generated_slug' );
const [ prefix, suffix ] = permalinkTemplate.split(
PERMALINK_POSTNAME_REGEX
);
return {
prefix,
postName,
suffix,
};
}