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https://github.com/TryGhost/Ghost.git
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679 lines
24 KiB
JavaScript
679 lines
24 KiB
JavaScript
// # Article Editor
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/*global window, document, setTimeout, navigator, $, _, Backbone, Ghost, Showdown, CodeMirror, shortcut, Countable, JST */
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(function () {
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"use strict";
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/*jslint regexp: true, bitwise: true */
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var PublishBar,
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ActionsWidget,
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UploadManager,
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MarkerManager,
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MarkdownShortcuts = [
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{'key': 'Ctrl+B', 'style': 'bold'},
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{'key': 'Meta+B', 'style': 'bold'},
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{'key': 'Ctrl+I', 'style': 'italic'},
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{'key': 'Meta+I', 'style': 'italic'},
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{'key': 'Ctrl+Alt+U', 'style': 'strike'},
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{'key': 'Ctrl+Shift+K', 'style': 'code'},
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{'key': 'Meta+K', 'style': 'code'},
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{'key': 'Ctrl+Alt+1', 'style': 'h1'},
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{'key': 'Ctrl+Alt+2', 'style': 'h2'},
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{'key': 'Ctrl+Alt+3', 'style': 'h3'},
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{'key': 'Ctrl+Alt+4', 'style': 'h4'},
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{'key': 'Ctrl+Alt+5', 'style': 'h5'},
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{'key': 'Ctrl+Alt+6', 'style': 'h6'},
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{'key': 'Ctrl+Shift+L', 'style': 'link'},
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{'key': 'Ctrl+Shift+I', 'style': 'image'},
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{'key': 'Ctrl+Q', 'style': 'blockquote'},
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{'key': 'Ctrl+Shift+1', 'style': 'currentDate'},
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{'key': 'Ctrl+U', 'style': 'uppercase'},
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{'key': 'Ctrl+Shift+U', 'style': 'lowercase'},
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{'key': 'Ctrl+Alt+Shift+U', 'style': 'titlecase'},
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{'key': 'Ctrl+Alt+W', 'style': 'selectword'},
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{'key': 'Ctrl+L', 'style': 'list'},
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{'key': 'Ctrl+Alt+C', 'style': 'copyHTML'},
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{'key': 'Meta+Alt+C', 'style': 'copyHTML'},
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{'key': 'Meta+Enter', 'style': 'newLine'},
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{'key': 'Ctrl+Enter', 'style': 'newLine'}
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],
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imageMarkdownRegex = /^(?:\{<(.*?)>\})?!(?:\[([^\n\]]*)\])(?:\(([^\n\]]*)\))?$/gim,
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markerRegex = /\{<([\w\W]*?)>\}/;
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/*jslint regexp: false, bitwise: false */
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// The publish bar associated with a post, which has the TagWidget and
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// Save button and options and such.
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// ----------------------------------------
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PublishBar = Ghost.View.extend({
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initialize: function () {
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this.addSubview(new Ghost.View.EditorTagWidget({el: this.$('#entry-tags'), model: this.model})).render();
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this.addSubview(new ActionsWidget({el: this.$('#entry-actions'), model: this.model})).render();
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this.addSubview(new Ghost.View.PostSettings({el: $('#entry-controls'), model: this.model})).render();
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},
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render: function () { return this; }
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});
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// The Publish, Queue, Publish Now buttons
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// ----------------------------------------
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ActionsWidget = Ghost.View.extend({
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events: {
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'click [data-set-status]': 'handleStatus',
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'click .js-publish-button': 'handlePostButton'
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},
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statusMap: null,
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createStatusMap: {
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'draft': 'Save Draft',
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'published': 'Publish Now'
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},
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updateStatusMap: {
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'draft': 'Unpublish',
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'published': 'Update Post'
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},
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notificationMap: {
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'draft': 'Your post has been saved as a draft.',
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'published': 'Your post has been published.'
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},
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errorMap: {
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'draft': 'Your post could not be saved as a draft.',
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'published': 'Your post could not be published.'
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},
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initialize: function () {
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var self = this;
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// Toggle publish
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shortcut.add("Ctrl+Alt+P", function () {
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self.toggleStatus();
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});
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shortcut.add("Ctrl+S", function () {
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self.updatePost();
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});
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shortcut.add("Meta+S", function () {
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self.updatePost();
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});
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this.listenTo(this.model, 'change:status', this.render);
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this.listenTo(this.model, 'change:id', function (m) {
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Backbone.history.navigate('/editor/' + m.id + '/');
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});
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},
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toggleStatus: function () {
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var self = this,
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keys = Object.keys(this.statusMap),
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model = self.model,
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prevStatus = model.get('status'),
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currentIndex = keys.indexOf(prevStatus),
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newIndex,
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status;
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newIndex = currentIndex + 1 > keys.length - 1 ? 0 : currentIndex + 1;
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status = keys[newIndex];
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this.setActiveStatus(keys[newIndex], this.statusMap[status], prevStatus);
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this.savePost({
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status: keys[newIndex]
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}).then(function () {
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self.reportSaveSuccess(status);
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}, function (xhr) {
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// Show a notification about the error
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self.reportSaveError(xhr, model, status);
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});
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},
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setActiveStatus: function (newStatus, displayText, currentStatus) {
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var isPublishing = (newStatus === 'published' && currentStatus !== 'published'),
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isUnpublishing = (newStatus === 'draft' && currentStatus === 'published'),
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// Controls when background of button has the splitbutton-delete/button-delete classes applied
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isImportantStatus = (isPublishing || isUnpublishing);
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$('.js-publish-splitbutton')
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.removeClass(isImportantStatus ? 'splitbutton-save' : 'splitbutton-delete')
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.addClass(isImportantStatus ? 'splitbutton-delete' : 'splitbutton-save');
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// Set the publish button's action and proper coloring
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$('.js-publish-button')
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.attr('data-status', newStatus)
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.text(displayText)
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.removeClass(isImportantStatus ? 'button-save' : 'button-delete')
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.addClass(isImportantStatus ? 'button-delete' : 'button-save');
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// Remove the animated popup arrow
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$('.js-publish-splitbutton > a')
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.removeClass('active');
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// Set the active action in the popup
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$('.js-publish-splitbutton .editor-options li')
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.removeClass('active')
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.filter(['li[data-set-status="', newStatus, '"]'].join(''))
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.addClass('active');
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},
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handleStatus: function (e) {
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if (e) { e.preventDefault(); }
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var status = $(e.currentTarget).attr('data-set-status'),
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currentStatus = this.model.get('status');
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this.setActiveStatus(status, this.statusMap[status], currentStatus);
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// Dismiss the popup menu
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$('body').find('.overlay:visible').fadeOut();
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},
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handlePostButton: function (e) {
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if (e) { e.preventDefault(); }
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var status = $(e.currentTarget).attr('data-status');
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this.updatePost(status);
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},
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updatePost: function (status) {
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var self = this,
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model = this.model,
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prevStatus = model.get('status');
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// Default to same status if not passed in
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status = status || prevStatus;
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model.trigger('willSave');
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this.savePost({
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status: status
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}).then(function () {
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self.reportSaveSuccess(status);
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// Refresh publish button and all relevant controls with updated status.
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self.render();
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}, function (xhr) {
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// Set the model status back to previous
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model.set({ status: prevStatus });
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// Set appropriate button status
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self.setActiveStatus(status, self.statusMap[status], prevStatus);
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// Show a notification about the error
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self.reportSaveError(xhr, model, status);
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});
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},
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savePost: function (data) {
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_.each(this.model.blacklist, function (item) {
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this.model.unset(item);
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}, this);
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var saved = this.model.save(_.extend({
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title: $('#entry-title').val(),
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// TODO: The content_raw getter here isn't great, shouldn't rely on currentView.
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markdown: Ghost.currentView.getEditorValue()
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}, data));
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// TODO: Take this out if #2489 gets merged in Backbone. Or patch Backbone
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// ourselves for more consistent promises.
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if (saved) {
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return saved;
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}
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return $.Deferred().reject();
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},
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reportSaveSuccess: function (status) {
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Ghost.notifications.clearEverything();
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Ghost.notifications.addItem({
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type: 'success',
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message: this.notificationMap[status],
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status: 'passive'
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});
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},
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reportSaveError: function (response, model, status) {
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var message = this.errorMap[status];
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if (response) {
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// Get message from response
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message += " " + Ghost.Views.Utils.getRequestErrorMessage(response);
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} else if (model.validationError) {
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// Grab a validation error
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message += " " + model.validationError;
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}
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Ghost.notifications.clearEverything();
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Ghost.notifications.addItem({
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type: 'error',
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message: message,
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status: 'passive'
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});
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},
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setStatusLabels: function (statusMap) {
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_.each(statusMap, function (label, status) {
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$('li[data-set-status="' + status + '"] > a').text(label);
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});
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},
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render: function () {
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var status = this.model.get('status');
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// Assume that we're creating a new post
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if (status !== 'published') {
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this.statusMap = this.createStatusMap;
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} else {
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this.statusMap = this.updateStatusMap;
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}
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// Populate the publish menu with the appropriate verbiage
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this.setStatusLabels(this.statusMap);
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// Default the selected publish option to the current status of the post.
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this.setActiveStatus(status, this.statusMap[status], status);
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}
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});
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// The entire /editor page's route
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// ----------------------------------------
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Ghost.Views.Editor = Ghost.View.extend({
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initialize: function () {
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// Add the container view for the Publish Bar
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this.addSubview(new PublishBar({el: "#publish-bar", model: this.model})).render();
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this.$('#entry-title').val(this.model.get('title')).focus();
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this.$('#entry-markdown').text(this.model.get('markdown'));
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this.listenTo(this.model, 'change:title', this.renderTitle);
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this.initMarkdown();
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this.renderPreview();
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$('.entry-content header, .entry-preview header').on('click', function () {
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$('.entry-content, .entry-preview').removeClass('active');
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$(this).closest('section').addClass('active');
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});
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$('.entry-title .icon-fullscreen').on('click', function (e) {
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e.preventDefault();
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$('body').toggleClass('fullscreen');
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});
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this.$('.CodeMirror-scroll').on('scroll', this.syncScroll);
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this.$('.CodeMirror-scroll').scrollClass({target: '.entry-markdown', offset: 10});
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this.$('.entry-preview-content').scrollClass({target: '.entry-preview', offset: 10});
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// Zen writing mode shortcut
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shortcut.add("Alt+Shift+Z", function () {
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$('body').toggleClass('zen');
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});
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$('.entry-markdown header, .entry-preview header').click(function (e) {
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$('.entry-markdown, .entry-preview').removeClass('active');
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$(e.target).closest('section').addClass('active');
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});
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// Deactivate default drag/drop action
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$(document).bind('drop dragover', function (e) {
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e.preventDefault();
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});
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},
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events: {
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'click .markdown-help': 'showHelp',
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'blur #entry-title': 'trimTitle',
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'orientationchange': 'orientationChange'
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},
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syncScroll: _.throttle(function (e) {
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var $codeViewport = $(e.target),
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$previewViewport = $('.entry-preview-content'),
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$codeContent = $('.CodeMirror-sizer'),
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$previewContent = $('.rendered-markdown'),
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// calc position
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codeHeight = $codeContent.height() - $codeViewport.height(),
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previewHeight = $previewContent.height() - $previewViewport.height(),
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ratio = previewHeight / codeHeight,
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previewPostition = $codeViewport.scrollTop() * ratio;
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// apply new scroll
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$previewViewport.scrollTop(previewPostition);
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}, 10),
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showHelp: function () {
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this.addSubview(new Ghost.Views.Modal({
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model: {
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options: {
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close: true,
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type: "info",
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style: ["wide"],
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animation: 'fade'
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},
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content: {
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template: 'markdown',
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title: 'Markdown Help'
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}
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}
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}));
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},
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trimTitle: function () {
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var $title = $('#entry-title'),
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rawTitle = $title.val(),
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trimmedTitle = $.trim(rawTitle);
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if (rawTitle !== trimmedTitle) {
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$title.val(trimmedTitle);
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}
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},
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renderTitle: function () {
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this.$('#entry-title').val(this.model.get('title'));
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},
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// This is a hack to remove iOS6 white space on orientation change bug
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// See: http://cl.ly/RGx9
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orientationChange: function () {
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if (/iPhone/.test(navigator.userAgent) && !/Opera Mini/.test(navigator.userAgent)) {
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var focusedElement = document.activeElement,
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s = document.documentElement.style;
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focusedElement.blur();
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s.display = 'none';
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setTimeout(function () { s.display = 'block'; focusedElement.focus(); }, 0);
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}
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},
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// This updates the editor preview panel.
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// Currently gets called on every key press.
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// Also trigger word count update
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renderPreview: function () {
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var self = this,
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preview = document.getElementsByClassName('rendered-markdown')[0];
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preview.innerHTML = this.converter.makeHtml(this.editor.getValue());
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this.initUploads();
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Countable.once(preview, function (counter) {
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self.$('.entry-word-count').text($.pluralize(counter.words, 'word'));
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self.$('.entry-character-count').text($.pluralize(counter.characters, 'character'));
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self.$('.entry-paragraph-count').text($.pluralize(counter.paragraphs, 'paragraph'));
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});
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},
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// Markdown converter & markdown shortcut initialization.
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initMarkdown: function () {
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var self = this;
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this.converter = new Showdown.converter({extensions: ['ghostdown', 'github']});
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this.editor = CodeMirror.fromTextArea(document.getElementById('entry-markdown'), {
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mode: 'gfm',
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tabMode: 'indent',
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tabindex: "2",
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lineWrapping: true,
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dragDrop: false,
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extraKeys: {
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Home: "goLineLeft",
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End: "goLineRight"
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}
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});
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this.uploadMgr = new UploadManager(this.editor);
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// Inject modal for HTML to be viewed in
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shortcut.add("Ctrl+Alt+C", function () {
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self.showHTML();
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});
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shortcut.add("Ctrl+Alt+C", function () {
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self.showHTML();
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});
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_.each(MarkdownShortcuts, function (combo) {
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shortcut.add(combo.key, function () {
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return self.editor.addMarkdown({style: combo.style});
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});
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});
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this.enableEditor();
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},
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options: {
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markers: {}
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},
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getEditorValue: function () {
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return this.uploadMgr.getEditorValue();
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},
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initUploads: function () {
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var filestorage = $('#entry-markdown-content').data('filestorage');
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this.$('.js-drop-zone').upload({editor: true, fileStorage: filestorage});
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this.$('.js-drop-zone').on('uploadstart', $.proxy(this.disableEditor, this));
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this.$('.js-drop-zone').on('uploadfailure', $.proxy(this.enableEditor, this));
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this.$('.js-drop-zone').on('uploadsuccess', $.proxy(this.enableEditor, this));
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this.$('.js-drop-zone').on('uploadsuccess', this.uploadMgr.handleUpload);
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},
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enableEditor: function () {
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var self = this;
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this.editor.setOption("readOnly", false);
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this.editor.on('change', function () {
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self.renderPreview();
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});
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},
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disableEditor: function () {
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var self = this;
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this.editor.setOption("readOnly", "nocursor");
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this.editor.off('change', function () {
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self.renderPreview();
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});
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},
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showHTML: function () {
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this.addSubview(new Ghost.Views.Modal({
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model: {
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options: {
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close: true,
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type: "info",
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style: ["wide"],
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animation: 'fade'
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},
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content: {
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template: 'copyToHTML',
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title: 'Copied HTML'
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}
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}
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}));
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},
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render: function () { return this; }
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});
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MarkerManager = function (editor) {
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var markers = {},
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uploadPrefix = 'image_upload',
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uploadId = 1;
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function addMarker(line, ln) {
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var marker,
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magicId = '{<' + uploadId + '>}';
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editor.setLine(ln, magicId + line.text);
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marker = editor.markText(
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{line: ln, ch: 0},
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{line: ln, ch: (magicId.length)},
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{collapsed: true}
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);
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markers[uploadPrefix + '_' + uploadId] = marker;
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uploadId += 1;
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}
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function getMarkerRegexForId(id) {
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id = id.replace('image_upload_', '');
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return new RegExp('\\{<' + id + '>\\}', 'gmi');
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}
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function stripMarkerFromLine(line) {
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var markerText = line.text.match(markerRegex),
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ln = editor.getLineNumber(line);
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if (markerText) {
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editor.replaceRange('', {line: ln, ch: markerText.index}, {line: ln, ch: markerText.index + markerText[0].length});
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}
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}
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function findAndStripMarker(id) {
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editor.eachLine(function (line) {
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var markerText = getMarkerRegexForId(id).exec(line.text),
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ln;
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if (markerText) {
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ln = editor.getLineNumber(line);
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editor.replaceRange('', {line: ln, ch: markerText.index}, {line: ln, ch: markerText.index + markerText[0].length});
|
|
}
|
|
});
|
|
}
|
|
|
|
function removeMarker(id, marker, line) {
|
|
delete markers[id];
|
|
marker.clear();
|
|
|
|
if (line) {
|
|
stripMarkerFromLine(line);
|
|
} else {
|
|
findAndStripMarker(id);
|
|
}
|
|
}
|
|
|
|
function checkMarkers() {
|
|
_.each(markers, function (marker, id) {
|
|
var line;
|
|
marker = markers[id];
|
|
if (marker.find()) {
|
|
line = editor.getLineHandle(marker.find().from.line);
|
|
if (!line.text.match(imageMarkdownRegex)) {
|
|
removeMarker(id, marker, line);
|
|
}
|
|
} else {
|
|
removeMarker(id, marker);
|
|
}
|
|
});
|
|
}
|
|
|
|
function initMarkers(line) {
|
|
var isImage = line.text.match(imageMarkdownRegex),
|
|
hasMarker = line.text.match(markerRegex);
|
|
|
|
if (isImage && !hasMarker) {
|
|
addMarker(line, editor.getLineNumber(line));
|
|
}
|
|
}
|
|
|
|
// public api
|
|
_.extend(this, {
|
|
markers: markers,
|
|
checkMarkers: checkMarkers,
|
|
addMarker: addMarker,
|
|
stripMarkerFromLine: stripMarkerFromLine,
|
|
getMarkerRegexForId: getMarkerRegexForId
|
|
});
|
|
|
|
// Initialise
|
|
editor.eachLine(initMarkers);
|
|
};
|
|
|
|
UploadManager = function (editor) {
|
|
var markerMgr = new MarkerManager(editor);
|
|
|
|
function findLine(result_id) {
|
|
// try to find the right line to replace
|
|
if (markerMgr.markers.hasOwnProperty(result_id) && markerMgr.markers[result_id].find()) {
|
|
return editor.getLineHandle(markerMgr.markers[result_id].find().from.line);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function checkLine(ln, mode) {
|
|
var line = editor.getLineHandle(ln),
|
|
isImage = line.text.match(imageMarkdownRegex),
|
|
hasMarker;
|
|
|
|
// We care if it is an image
|
|
if (isImage) {
|
|
hasMarker = line.text.match(markerRegex);
|
|
|
|
if (hasMarker && mode === 'paste') {
|
|
// this could be a duplicate, and won't be a real marker
|
|
markerMgr.stripMarkerFromLine(line);
|
|
}
|
|
|
|
if (!hasMarker) {
|
|
markerMgr.addMarker(line, ln);
|
|
}
|
|
}
|
|
// TODO: hasMarker but no image?
|
|
}
|
|
|
|
function handleUpload(e, result_src) {
|
|
/*jslint regexp: true, bitwise: true */
|
|
var line = findLine($(e.currentTarget).attr('id')),
|
|
lineNumber = editor.getLineNumber(line),
|
|
match = line.text.match(/\([^\n]*\)?/),
|
|
replacement = '(http://)';
|
|
/*jslint regexp: false, bitwise: false */
|
|
|
|
if (match) {
|
|
// simple case, we have the parenthesis
|
|
editor.setSelection({line: lineNumber, ch: match.index + 1}, {line: lineNumber, ch: match.index + match[0].length - 1});
|
|
} else {
|
|
match = line.text.match(/\]/);
|
|
if (match) {
|
|
editor.replaceRange(
|
|
replacement,
|
|
{line: lineNumber, ch: match.index + 1},
|
|
{line: lineNumber, ch: match.index + 1}
|
|
);
|
|
editor.setSelection(
|
|
{line: lineNumber, ch: match.index + 2},
|
|
{line: lineNumber, ch: match.index + replacement.length }
|
|
);
|
|
}
|
|
}
|
|
editor.replaceSelection(result_src);
|
|
}
|
|
|
|
function getEditorValue() {
|
|
var value = editor.getValue();
|
|
|
|
_.each(markerMgr.markers, function (marker, id) {
|
|
value = value.replace(markerMgr.getMarkerRegexForId(id), '');
|
|
});
|
|
|
|
return value;
|
|
}
|
|
|
|
// Public API
|
|
_.extend(this, {
|
|
getEditorValue: getEditorValue,
|
|
handleUpload: handleUpload
|
|
});
|
|
|
|
// initialise
|
|
editor.on('change', function (cm, changeObj) {
|
|
var linesChanged = _.range(changeObj.from.line, changeObj.from.line + changeObj.text.length);
|
|
|
|
_.each(linesChanged, function (ln) {
|
|
checkLine(ln, changeObj.origin);
|
|
});
|
|
|
|
// Is this a line which may have had a marker on it?
|
|
markerMgr.checkMarkers();
|
|
});
|
|
};
|
|
|
|
}());
|