749 lines
26 KiB
JavaScript
749 lines
26 KiB
JavaScript
import Controller from '@ember/controller';
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import Ember from 'ember';
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import PostModel from 'ghost-admin/models/post';
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import boundOneWay from 'ghost-admin/utils/bound-one-way';
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import isNumber from 'ghost-admin/utils/isNumber';
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import {alias, mapBy, reads} from '@ember/object/computed';
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import {computed} from '@ember/object';
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import {inject as controller} from '@ember/controller';
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import {htmlSafe} from '@ember/string';
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import {isBlank} from '@ember/utils';
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import {isArray as isEmberArray} from '@ember/array';
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import {isInvalidError} from 'ember-ajax/errors';
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import {isVersionMismatchError} from 'ghost-admin/services/ajax';
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import {inject as service} from '@ember/service';
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import {task, taskGroup, timeout} from 'ember-concurrency';
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const DEFAULT_TITLE = '(Untitled)';
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// time in ms to save after last content edit
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const AUTOSAVE_TIMEOUT = 3000;
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// time in ms to force a save if the user is continuously typing
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const TIMEDSAVE_TIMEOUT = 60000;
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// this array will hold properties we need to watch for this.hasDirtyAttributes
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let watchedProps = ['post.scratch', 'post.titleScratch', 'post.hasDirtyAttributes', 'post.tags.[]', 'post.isError'];
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// add all post model attrs to the watchedProps array, easier to do it this way
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// than remember to update every time we add a new attr
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PostModel.eachAttribute(function (name) {
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watchedProps.push(`post.${name}`);
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});
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// TODO: This has to be moved to the I18n localization file.
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// This structure is supposed to be close to the i18n-localization which will be used soon.
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const messageMap = {
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errors: {
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post: {
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published: {
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published: 'Update failed',
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draft: 'Saving failed',
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scheduled: 'Scheduling failed'
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},
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draft: {
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published: 'Publish failed',
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draft: 'Saving failed',
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scheduled: 'Scheduling failed'
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},
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scheduled: {
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scheduled: 'Updated failed',
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draft: 'Unscheduling failed',
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published: 'Publish failed'
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}
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}
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},
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success: {
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post: {
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published: {
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published: 'Updated.',
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draft: 'Saved.',
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scheduled: 'Scheduled.'
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},
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draft: {
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published: 'Published!',
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draft: 'Saved.',
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scheduled: 'Scheduled.'
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},
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scheduled: {
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scheduled: 'Updated.',
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draft: 'Unscheduled.',
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published: 'Published!'
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}
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}
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}
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};
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export default Controller.extend({
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application: controller(),
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notifications: service(),
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router: service(),
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slugGenerator: service(),
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ui: service(),
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/* public properties -----------------------------------------------------*/
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leaveEditorTransition: null,
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shouldFocusEditor: false,
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showDeletePostModal: false,
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showLeaveEditorModal: false,
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showReAuthenticateModal: false,
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/* private properties ----------------------------------------------------*/
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// set by setPost and _postSaved, used in hasDirtyAttributes
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_previousTagNames: null,
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/* computed properties ---------------------------------------------------*/
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post: alias('model'),
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// used within {{gh-editor}} as a trigger for responsive css changes
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navIsClosed: reads('application.autoNav'),
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// store the desired post status locally without updating the model,
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// the model will only be updated when a save occurs
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willPublish: boundOneWay('post.isPublished'),
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willSchedule: boundOneWay('post.isScheduled'),
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// updateSlug and save should always be enqueued so that we don't run into
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// problems with concurrency, for example when Cmd-S is pressed whilst the
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// cursor is in the slug field - that would previously trigger a simultaneous
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// slug update and save resulting in ember data errors and inconsistent save
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// results
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saveTasks: taskGroup().enqueue(),
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_tagNames: mapBy('post.tags', 'name'),
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// computed.apply is a bit of an ugly hack, but necessary to watch all the
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// post's attributes and more without having to be explicit and remember
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// to update the watched props list every time we add a new post attr
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hasDirtyAttributes: computed.apply(Ember, watchedProps.concat({
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get() {
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return this._hasDirtyAttributes();
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},
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set(key, value) {
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return value;
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}
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})),
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_autosaveRunning: computed('_autosave.isRunning', '_timedSave.isRunning', function () {
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let autosave = this.get('_autosave.isRunning');
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let timedsave = this.get('_timedSave.isRunning');
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return autosave || timedsave;
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}),
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_canAutosave: computed('post.isDraft', function () {
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return !Ember.testing && this.get('post.isDraft');
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}),
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/* actions ---------------------------------------------------------------*/
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actions: {
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updateScratch(mobiledoc) {
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this.set('post.scratch', mobiledoc);
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// save 3 seconds after last edit
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this.get('_autosave').perform();
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// force save at 60 seconds
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this.get('_timedSave').perform();
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},
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updateTitleScratch(title) {
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this.set('post.titleScratch', title);
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},
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// updates local willPublish/Schedule values, does not get applied to
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// the post's `status` value until a save is triggered
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setSaveType(newType) {
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if (newType === 'publish') {
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this.set('willPublish', true);
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this.set('willSchedule', false);
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} else if (newType === 'draft') {
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this.set('willPublish', false);
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this.set('willSchedule', false);
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} else if (newType === 'schedule') {
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this.set('willSchedule', true);
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this.set('willPublish', false);
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}
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},
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save(options) {
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return this.get('save').perform(options);
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},
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// used to prevent unexpected background saves. Triggered when opening
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// publish menu, starting a manual save, and when leaving the editor
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cancelAutosave() {
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this.get('_autosave').cancelAll();
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this.get('_timedSave').cancelAll();
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},
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toggleLeaveEditorModal(transition) {
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let leaveTransition = this.get('leaveEditorTransition');
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// "cancel" was clicked in the "are you sure?" modal so we just
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// reset the saved transition and remove the modal
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if (!transition && this.get('showLeaveEditorModal')) {
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this.set('leaveEditorTransition', null);
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this.set('showLeaveEditorModal', false);
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return;
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}
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if (!leaveTransition || transition.targetName === leaveTransition.targetName) {
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this.set('leaveEditorTransition', transition);
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// if a save is running, wait for it to finish then transition
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if (this.get('saveTasks.isRunning')) {
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return this.get('saveTasks.last').then(() => {
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transition.retry();
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});
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}
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// if an autosave is scheduled, cancel it, save then transition
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if (this.get('_autosaveRunning')) {
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this.send('cancelAutosave');
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this.get('autosave').cancelAll();
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return this.get('autosave').perform().then(() => {
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transition.retry();
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});
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}
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// we genuinely have unsaved data, show the modal
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this.set('showLeaveEditorModal', true);
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}
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},
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// called by the "are you sure?" modal
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leaveEditor() {
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let transition = this.get('leaveEditorTransition');
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if (!transition) {
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this.get('notifications').showAlert('Sorry, there was an error in the application. Please let the Ghost team know what happened.', {type: 'error'});
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return;
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}
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// perform cleanup and reset manually, ensures the transition will succeed
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this.reset();
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return transition.retry();
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},
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toggleDeletePostModal() {
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if (!this.get('post.isNew')) {
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this.toggleProperty('showDeletePostModal');
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}
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},
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toggleReAuthenticateModal() {
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this.toggleProperty('showReAuthenticateModal');
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}
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},
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/* Public tasks ----------------------------------------------------------*/
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// separate task for autosave so that it doesn't override a manual save
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autosave: task(function* () {
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if (!this.get('save.isRunning')) {
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return yield this.get('save').perform({
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silent: true,
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backgroundSave: true
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});
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}
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}).drop(),
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// save tasks cancels autosave before running, although this cancels the
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// _xSave tasks that will also cancel the autosave task
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save: task(function* (options = {}) {
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let prevStatus = this.get('post.status');
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let isNew = this.get('post.isNew');
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let status;
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this.send('cancelAutosave');
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if (options.backgroundSave && !this.get('hasDirtyAttributes')) {
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return;
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}
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if (options.backgroundSave) {
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// do not allow a post's status to be set to published by a background save
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status = 'draft';
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} else {
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if (this.get('post.pastScheduledTime')) {
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status = (!this.get('willSchedule') && !this.get('willPublish')) ? 'draft' : 'published';
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} else {
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if (this.get('willPublish') && !this.get('post.isScheduled')) {
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status = 'published';
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} else if (this.get('willSchedule') && !this.get('post.isPublished')) {
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status = 'scheduled';
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} else {
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status = 'draft';
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}
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}
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}
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// Set the properties that are indirected
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// set mobiledoc equal to what's in the editor
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this.set('post.mobiledoc', this.get('post.scratch'));
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this.set('post.status', status);
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// Set a default title
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if (!this.get('post.titleScratch').trim()) {
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this.set('post.titleScratch', DEFAULT_TITLE);
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}
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this.set('post.title', this.get('post.titleScratch'));
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this.set('post.customExcerpt', this.get('post.customExcerptScratch'));
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this.set('post.footerInjection', this.get('post.footerExcerptScratch'));
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this.set('post.headerInjection', this.get('post.headerExcerptScratch'));
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this.set('post.metaTitle', this.get('post.metaTitleScratch'));
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this.set('post.metaDescription', this.get('post.metaDescriptionScratch'));
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this.set('post.ogTitle', this.get('post.ogTitleScratch'));
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this.set('post.ogDescription', this.get('post.ogDescriptionScratch'));
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this.set('post.twitterTitle', this.get('post.twitterTitleScratch'));
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this.set('post.twitterDescription', this.get('post.twitterDescriptionScratch'));
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if (!this.get('post.slug')) {
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this.get('saveTitle').cancelAll();
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yield this.get('generateSlug').perform();
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}
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try {
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let post = yield this.get('post').save(options);
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if (!options.silent) {
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this._showSaveNotification(prevStatus, post.get('status'), isNew ? true : false);
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}
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this.get('post').set('statusScratch', null);
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// redirect to edit route if saving a new record
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if (isNew && post.get('id')) {
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if (!this.get('leaveEditorTransition')) {
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this.replaceRoute('editor.edit', post);
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}
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return true;
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}
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return post;
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} catch (error) {
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// re-throw if we have a general server error
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if (error && !isInvalidError(error)) {
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this.send('error', error);
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return;
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}
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this.set('post.status', prevStatus);
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if (!options.silent) {
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let errorOrMessages = error || this.get('post.errors.messages');
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this._showErrorAlert(prevStatus, this.get('post.status'), errorOrMessages);
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// simulate a validation error for upstream tasks
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throw undefined;
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}
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return this.get('post');
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}
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}).group('saveTasks'),
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/*
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* triggered by a user manually changing slug
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*/
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updateSlug: task(function* (_newSlug) {
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let slug = this.get('post.slug');
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let newSlug, serverSlug;
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newSlug = _newSlug || slug;
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newSlug = newSlug && newSlug.trim();
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// Ignore unchanged slugs or candidate slugs that are empty
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if (!newSlug || slug === newSlug) {
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// reset the input to its previous state
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this.set('slugValue', slug);
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return;
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}
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serverSlug = yield this.get('slugGenerator').generateSlug('post', newSlug);
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// If after getting the sanitized and unique slug back from the API
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// we end up with a slug that matches the existing slug, abort the change
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if (serverSlug === slug) {
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return;
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}
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// Because the server transforms the candidate slug by stripping
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// certain characters and appending a number onto the end of slugs
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// to enforce uniqueness, there are cases where we can get back a
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// candidate slug that is a duplicate of the original except for
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// the trailing incrementor (e.g., this-is-a-slug and this-is-a-slug-2)
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// get the last token out of the slug candidate and see if it's a number
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let slugTokens = serverSlug.split('-');
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let check = Number(slugTokens.pop());
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// if the candidate slug is the same as the existing slug except
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// for the incrementor then the existing slug should be used
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if (isNumber(check) && check > 0) {
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if (slug === slugTokens.join('-') && serverSlug !== newSlug) {
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this.set('slugValue', slug);
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return;
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}
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}
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this.set('post.slug', serverSlug);
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// If this is a new post. Don't save the post. Defer the save
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// to the user pressing the save button
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if (this.get('post.isNew')) {
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return;
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}
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return yield this.get('post').save();
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}).group('saveTasks'),
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// used in the PSM so that saves are sequential and don't trigger collision
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// detection errors
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savePost: task(function* () {
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try {
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return yield this.get('post').save();
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} catch (error) {
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if (error) {
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let status = this.get('post.status');
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this._showErrorAlert(status, status, error);
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}
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throw error;
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}
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}).group('saveTasks'),
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saveTitle: task(function* () {
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let post = this.get('post');
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let currentTitle = post.get('title');
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let newTitle = post.get('titleScratch').trim();
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if (currentTitle && newTitle && newTitle === currentTitle) {
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return;
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}
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// this is necessary to force a save when the title is blank
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this.set('hasDirtyAttributes', true);
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// generate a slug if a post is new and doesn't have a title yet or
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// if the title is still '(Untitled)'
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if ((post.get('isNew') && !currentTitle) || currentTitle === DEFAULT_TITLE) {
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yield this.get('generateSlug').perform();
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}
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if (this.get('post.isDraft')) {
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yield this.get('autosave').perform();
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}
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}),
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generateSlug: task(function* () {
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let title = this.get('post.titleScratch');
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// Only set an "untitled" slug once per post
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if (title === DEFAULT_TITLE && this.get('post.slug')) {
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return;
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}
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try {
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let slug = yield this.get('slugGenerator').generateSlug('post', title);
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if (!isBlank(slug)) {
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this.set('post.slug', slug);
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}
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} catch (error) {
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// Nothing to do (would be nice to log this somewhere though),
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// but a rejected promise needs to be handled here so that a resolved
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// promise is returned.
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if (isVersionMismatchError(error)) {
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this.get('notifications').showAPIError(error);
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}
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}
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}).enqueue(),
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/* Public methods --------------------------------------------------------*/
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// called by the new/edit routes to change the post model
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setPost(post) {
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// don't do anything if the post is the same
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if (post === this.get('post')) {
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return;
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}
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// reset everything ready for a new post
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this.reset();
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this.set('post', post);
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// only autofocus the editor if we have a new post
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this.set('shouldFocusEditor', post.get('isNew'));
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// need to set scratch values because they won't be present on first
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// edit of the post
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// TODO: can these be `boundOneWay` on the model as per the other attrs?
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post.set('titleScratch', post.get('title'));
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post.set('scratch', post.get('mobiledoc'));
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this._previousTagNames = this.get('_tagNames');
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this._attachModelHooks();
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// triggered any time the admin tab is closed, we need to use a native
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// dialog here instead of our custom modal
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window.onbeforeunload = () => {
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if (this.get('hasDirtyAttributes')) {
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return '==============================\n\n'
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+ 'Hey there! It looks like you\'re in the middle of writing'
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+ ' something and you haven\'t saved all of your content.'
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+ '\n\nSave before you go!\n\n'
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+ '==============================';
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}
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};
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},
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// called by editor route's willTransition hook, fires for editor.new->edit,
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// editor.edit->edit, or editor->any. Triggers `toggleLeaveEditorModal` action
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// which will either finish autosave then retry transition or abort and show
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// the "are you sure?" modal
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willTransition(transition) {
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let post = this.get('post');
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// exit early and allow transition if we have no post, occurs if reset
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// has already been called as in the `leaveEditor` action
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if (!post) {
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return;
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}
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let hasDirtyAttributes = this.get('hasDirtyAttributes');
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let state = post.getProperties('isDeleted', 'isSaving', 'hasDirtyAttributes', 'isNew');
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let fromNewToEdit = this.get('router.currentRouteName') === 'editor.new'
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&& transition.targetName === 'editor.edit'
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&& transition.intent.contexts
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&& transition.intent.contexts[0]
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&& transition.intent.contexts[0].id === post.get('id');
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let deletedWithoutChanges = state.isDeleted
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&& (state.isSaving || !state.hasDirtyAttributes);
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// controller is dirty and we aren't in a new->edit or delete->index
|
|
// transition so show our "are you sure you want to leave?" modal
|
|
if (!fromNewToEdit && !deletedWithoutChanges && hasDirtyAttributes) {
|
|
transition.abort();
|
|
this.send('toggleLeaveEditorModal', transition);
|
|
return;
|
|
}
|
|
|
|
// the transition is now certain to complete so cleanup and reset if
|
|
// we're exiting the editor. new->edit keeps everything around and
|
|
// edit->edit will call reset in the setPost method if necessary
|
|
if (!fromNewToEdit && transition.targetName !== 'editor.edit') {
|
|
this.reset();
|
|
}
|
|
},
|
|
|
|
// called when the editor route is left or the post model is swapped
|
|
reset() {
|
|
let post = this.get('post');
|
|
|
|
// make sure the save tasks aren't still running in the background
|
|
// after leaving the edit route
|
|
this.send('cancelAutosave');
|
|
|
|
if (post) {
|
|
// clear post of any unsaved, client-generated tags
|
|
post.updateTags();
|
|
|
|
// remove new+unsaved records from the store and rollback any unsaved changes
|
|
if (post.get('isNew')) {
|
|
post.deleteRecord();
|
|
} else {
|
|
post.rollbackAttributes();
|
|
}
|
|
|
|
// remove the create/update event handlers that were added to the post
|
|
this._detachModelHooks();
|
|
}
|
|
|
|
this._previousTagNames = [];
|
|
|
|
this.set('post', null);
|
|
this.set('hasDirtyAttributes', false);
|
|
this.set('shouldFocusEditor', false);
|
|
this.set('leaveEditorTransition', null);
|
|
|
|
// remove the onbeforeunload handler as it's only relevant whilst on
|
|
// the editor route
|
|
window.onbeforeunload = null;
|
|
},
|
|
|
|
/* Private tasks ---------------------------------------------------------*/
|
|
|
|
// save 3 seconds after the last edit
|
|
_autosave: task(function* () {
|
|
if (!this.get('_canAutosave')) {
|
|
return;
|
|
}
|
|
|
|
// force an instant save on first body edit for new posts
|
|
if (this.get('post.isNew')) {
|
|
return this.get('autosave').perform();
|
|
}
|
|
|
|
yield timeout(AUTOSAVE_TIMEOUT);
|
|
this.get('autosave').perform();
|
|
}).restartable(),
|
|
|
|
// save at 60 seconds even if the user doesn't stop typing
|
|
_timedSave: task(function* () {
|
|
if (!this.get('_canAutosave')) {
|
|
return;
|
|
}
|
|
|
|
while (!Ember.testing && true) {
|
|
yield timeout(TIMEDSAVE_TIMEOUT);
|
|
this.get('autosave').perform();
|
|
}
|
|
}).drop(),
|
|
|
|
/* Private methods -------------------------------------------------------*/
|
|
|
|
_hasDirtyAttributes() {
|
|
let post = this.get('post');
|
|
|
|
if (!post) {
|
|
return false;
|
|
}
|
|
|
|
// if the Adapter failed to save the post isError will be true
|
|
// and we should consider the post still dirty.
|
|
if (post.get('isError')) {
|
|
return true;
|
|
}
|
|
|
|
// post.tags is an array so hasDirtyAttributes doesn't pick up
|
|
// changes unless the array ref is changed
|
|
let currentTags = this.getWithDefault('_tagNames', []).join('');
|
|
let previousTags = this.getWithDefault('_previousTagNames', []).join('');
|
|
if (currentTags !== previousTags) {
|
|
return true;
|
|
}
|
|
|
|
// titleScratch isn't an attr so needs a manual dirty check
|
|
if (this.get('titleScratch') !== this.get('title')) {
|
|
return true;
|
|
}
|
|
|
|
// scratch isn't an attr so needs a manual dirty check
|
|
let mobiledoc = JSON.stringify(post.get('mobiledoc'));
|
|
let scratch = JSON.stringify(post.get('scratch'));
|
|
if (scratch !== mobiledoc) {
|
|
return true;
|
|
}
|
|
|
|
// new+unsaved posts always return `hasDirtyAttributes: true`
|
|
// so we need a manual check to see if any
|
|
if (post.get('isNew')) {
|
|
let changedAttributes = Object.keys(post.changedAttributes());
|
|
return changedAttributes.length ? true : false;
|
|
}
|
|
|
|
// we've covered all the non-tracked cases we care about so fall
|
|
// back on Ember Data's default dirty attribute checks
|
|
return post.get('hasDirtyAttributes');
|
|
},
|
|
|
|
// post.save() is called in multiple places, rather than remembering to
|
|
// add a .then in every instance we use model hooks to update our local
|
|
// values used for `hasDirtyAttributes`
|
|
_attachModelHooks() {
|
|
let post = this.get('post');
|
|
if (post) {
|
|
post.on('didCreate', this, this._postSaved);
|
|
post.on('didUpdate', this, this._postSaved);
|
|
}
|
|
},
|
|
|
|
_detachModelHooks() {
|
|
let post = this.get('post');
|
|
if (post) {
|
|
post.off('didCreate', this, this._postSaved);
|
|
post.off('didUpdate', this, this._postSaved);
|
|
}
|
|
},
|
|
|
|
_postSaved() {
|
|
let post = this.get('post');
|
|
|
|
// remove any unsaved tags
|
|
// NOTE: `updateTags` changes `hasDirtyAttributes => true`.
|
|
// For a saved post it would otherwise be false.
|
|
post.updateTags();
|
|
|
|
this._previousTagNames = this.get('_tagNames');
|
|
|
|
// if the two "scratch" properties (title and content) match the post,
|
|
// then it's ok to set hasDirtyAttributes to false
|
|
// TODO: why is this necessary?
|
|
let titlesMatch = post.get('titleScratch') === post.get('title');
|
|
let bodiesMatch = JSON.stringify(post.get('scratch')) === JSON.stringify(post.get('mobiledoc'));
|
|
|
|
if (titlesMatch && bodiesMatch) {
|
|
this.set('hasDirtyAttributes', false);
|
|
}
|
|
},
|
|
|
|
_showSaveNotification(prevStatus, status, delay) {
|
|
let message = messageMap.success.post[prevStatus][status];
|
|
let notifications = this.get('notifications');
|
|
let type, path;
|
|
|
|
if (status === 'published') {
|
|
type = this.get('post.page') ? 'Page' : 'Post';
|
|
path = this.get('post.absoluteUrl');
|
|
} else {
|
|
type = 'Preview';
|
|
path = this.get('post.previewUrl');
|
|
}
|
|
|
|
message += ` <a href="${path}" target="_blank">View ${type}</a>`;
|
|
|
|
notifications.showNotification(message.htmlSafe(), {delayed: delay});
|
|
},
|
|
|
|
_showErrorAlert(prevStatus, status, error, delay) {
|
|
let message = messageMap.errors.post[prevStatus][status];
|
|
let notifications = this.get('notifications');
|
|
let errorMessage;
|
|
|
|
function isString(str) {
|
|
/* global toString */
|
|
return toString.call(str) === '[object String]';
|
|
}
|
|
|
|
if (error && isString(error)) {
|
|
errorMessage = error;
|
|
} else if (error && isEmberArray(error)) {
|
|
// This is here because validation errors are returned as an array
|
|
// TODO: remove this once validations are fixed
|
|
errorMessage = error[0];
|
|
} else if (error && error.payload && error.payload.errors && error.payload.errors[0].message) {
|
|
errorMessage = error.payload.errors[0].message;
|
|
} else {
|
|
errorMessage = 'Unknown Error';
|
|
}
|
|
|
|
message += `: ${errorMessage}`;
|
|
message = htmlSafe(message);
|
|
|
|
notifications.showAlert(message, {type: 'error', delayed: delay, key: 'post.save'});
|
|
}
|
|
|
|
});
|