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b891b2b778
fixes #2999 - handle undefined argument in openModal function - catch whether a model is deleted in Editor routes to aid transition - move updateTags function to the PostModel - add call to updateTags in delete-post modal
194 lines
6.9 KiB
JavaScript
194 lines
6.9 KiB
JavaScript
/* global console */
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import MarkerManager from 'ghost/mixins/marker-manager';
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import PostModel from 'ghost/models/post';
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import boundOneWay from 'ghost/utils/bound-one-way';
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// this array will hold properties we need to watch
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// to know if the model has been changed (`controller.isDirty`)
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var watchedProps = ['scratch', 'model.isDirty'];
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Ember.get(PostModel, 'attributes').forEach(function (name) {
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watchedProps.push('model.' + name);
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});
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// watch if number of tags changes on the model
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watchedProps.push('tags.[]');
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var EditorControllerMixin = Ember.Mixin.create(MarkerManager, {
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/**
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* By default, a post will not change its publish state.
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* Only with a user-set value (via setSaveType action)
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* can the post's status change.
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*/
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willPublish: boundOneWay('isPublished'),
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// set by the editor route and `isDirty`. useful when checking
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// whether the number of tags has changed for `isDirty`.
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previousTagNames: null,
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tagNames: function () {
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return this.get('tags').mapBy('name');
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}.property('tags.[]'),
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// compares previousTagNames to tagNames
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tagNamesEqual: function () {
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var tagNames = this.get('tagNames'),
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previousTagNames = this.get('previousTagNames'),
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hashCurrent,
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hashPrevious;
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// beware! even if they have the same length,
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// that doesn't mean they're the same.
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if (tagNames.length !== previousTagNames.length) {
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return false;
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}
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// instead of comparing with slow, nested for loops,
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// perform join on each array and compare the strings
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hashCurrent = tagNames.join('');
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hashPrevious = previousTagNames.join('');
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return hashCurrent === hashPrevious;
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},
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// an ugly hack, but necessary to watch all the model's properties
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// and more, without having to be explicit and do it manually
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isDirty: Ember.computed.apply(Ember, watchedProps.concat(function (key, value) {
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if (arguments.length > 1) {
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return value;
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}
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var model = this.get('model'),
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markdown = this.get('markdown'),
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scratch = this.getMarkdown().withoutMarkers,
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changedAttributes;
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if (!this.tagNamesEqual()) {
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this.set('previousTagNames', this.get('tagNames'));
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return true;
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}
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// since `scratch` is not model property, we need to check
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// it explicitly against the model's markdown attribute
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if (markdown !== scratch) {
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return true;
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}
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// models created on the client always return `isDirty: true`,
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// so we need to see which properties have actually changed.
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if (model.get('isNew')) {
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changedAttributes = Ember.keys(model.changedAttributes());
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if (changedAttributes.length) {
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return true;
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}
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return false;
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}
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// even though we use the `scratch` prop to show edits,
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// which does *not* change the model's `isDirty` property,
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// `isDirty` will tell us if the other props have changed,
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// as long as the model is not new (model.isNew === false).
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if (model.get('isDirty')) {
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return true;
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}
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return false;
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})),
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// used on window.onbeforeunload
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unloadDirtyMessage: function () {
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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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actions: {
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save: function () {
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var status = this.get('willPublish') ? 'published' : 'draft',
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self = this;
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// set markdown equal to what's in the editor, minus the image markers.
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this.set('markdown', this.getMarkdown().withoutMarkers);
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this.set('status', status);
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return this.get('model').save().then(function (model) {
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model.updateTags();
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// `updateTags` triggers `isDirty => true`.
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// for a saved model it would otherwise be false.
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self.set('isDirty', false);
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self.notifications.showSuccess('Post status saved as <strong>' +
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model.get('status') + '</strong>.');
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return model;
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}, this.notifications.showErrors);
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},
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setSaveType: function (newType) {
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if (newType === 'publish') {
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this.set('willPublish', true);
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} else if (newType === 'draft') {
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this.set('willPublish', false);
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} else {
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console.warn('Received invalid save type; ignoring.');
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}
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},
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// set from a `sendAction` on the codemirror component,
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// so that we get a reference for handling uploads.
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setCodeMirror: function (codemirrorComponent) {
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var codemirror = codemirrorComponent.get('codemirror');
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this.set('codemirrorComponent', codemirrorComponent);
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this.set('codemirror', codemirror);
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},
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// fired from the gh-markdown component when an image upload starts
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disableCodeMirror: function () {
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this.get('codemirrorComponent').disableCodeMirror();
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},
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// fired from the gh-markdown component when an image upload finishes
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enableCodeMirror: function () {
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this.get('codemirrorComponent').enableCodeMirror();
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},
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// Match the uploaded file to a line in the editor, and update that line with a path reference
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// ensuring that everything ends up in the correct place and format.
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handleImgUpload: function (e, result_src) {
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var editor = this.get('codemirror'),
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line = this.findLine(Ember.$(e.currentTarget).attr('id')),
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lineNumber = editor.getLineNumber(line),
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match = line.text.match(/\([^\n]*\)?/),
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replacement = '(http://)';
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if (match) {
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// simple case, we have the parenthesis
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editor.setSelection(
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{line: lineNumber, ch: match.index + 1},
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{line: lineNumber, ch: match.index + match[0].length - 1}
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);
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} else {
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match = line.text.match(/\]/);
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if (match) {
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editor.replaceRange(
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replacement,
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{line: lineNumber, ch: match.index + 1},
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{line: lineNumber, ch: match.index + 1}
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);
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editor.setSelection(
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{line: lineNumber, ch: match.index + 2},
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{line: lineNumber, ch: match.index + replacement.length }
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);
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}
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}
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editor.replaceSelection(result_src);
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}
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}
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});
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export default EditorControllerMixin;
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