snipt/media/js/src/modules/snipt.js

936 lines
34 KiB
JavaScript

(function(Snipt) {
Snipt.SniptModel = Backbone.Model.extend({
toSafe: function() {
var snipt = this.toJSON();
snipt.code = this.escape('code');
snipt.title = this.escape('title');
snipt.tags_list = this.escape('tags_list');
if (typeof snipt.tags === 'object') {
for (var i; i < snipt.tags.length; i++) {
snipt.tags[i].name = _.escape(snipt.tags[i].name);
}
}
return snipt;
}
});
Snipt.SniptView = Backbone.View.extend({
tagName: 'article',
initialize: function() {
this.model.view = this;
this.model.bind('change', this.render, this);
this.template = _.template($('#snipt').html());
this.editTemplate = _.template($('#edit').html());
this.initLocalVars();
this.initLineNumbers();
},
events: {
'click a.copy': 'copyFromClick',
'click a.history': 'toggleHistory',
'click a.secure-view-log': 'toggleSecureView',
'click a.edit': 'edit',
'click a.favorite': 'favoriteToggle',
'click a.embed': 'embedFromClick',
'click a.expand': 'expand',
'click .container': 'selectFromClick',
'copyClose': 'copyClose',
'copyRaw': 'copy',
'detail': 'detail',
'deselect': 'deselect',
'destroy': 'destroy',
'edit': 'edit',
'embed': 'embed',
'embedClose': 'embedClose',
'expand': 'expand',
'fadeAndRemove': 'fadeAndRemove',
'goToAuthor': 'goToAuthor',
'next': 'next',
'prev': 'prev',
'selectSnipt': 'select'
},
copy: function() {
$('textarea', this.$copyModal).remove();
window.ui_halted = true;
this.$copyModalBody.append('<textarea class="raw"></textarea>');
$textarea = $('textarea.raw', this.$copyModalBody).val(this.model.get('code'));
this.$copyModal.modal('show');
$textarea.select();
},
copyClose: function() {
$('textarea', this.$copyModal).remove();
},
copyFromClick: function() {
this.copy();
return false;
},
deselect: function() {
this.$el.removeClass('selected');
window.$selected = false;
},
detail: function() {
window.location = this.model.get('absolute_url');
},
destroy: function() {
this.model.destroy();
},
edit: function(adding) {
window.editing = true;
window.ui_halted = true;
this.select();
that = this;
var editPane = this.editTemplate({
snipt: this.model.toSafe()
});
// Init main view
window.site.$main.hide();
window.site.$body.addClass('detail editing');
window.site.$main_edit.html(editPane);
// Select lexer
$('option[value="' + this.model.get('lexer') + '"]', window.site.$main_edit).attr('selected', 'selected');
// Init chosen
var $selectLexer = $('select#id_lexer', window.site.$main_edit);
$selectLexer.chosen();
// Blog post
$('label.blog-post input', window.site.$main_edit).change(function() {
var $checkbox = $(this);
var $label = $checkbox.parent();
var $publish_date = $label.siblings('label.publish-date');
if ($checkbox.is(':checked')) {
$label.removeClass('is-not-blog-post').addClass('is-blog-post');
$publish_date.show();
} else {
$label.addClass('is-not-blog-post').removeClass('is-blog-post');
$publish_date.hide();
}
return false;
}).change();
// Public / private
$('label.public input', window.site.$main_edit).change(function() {
var $checkbox = $(this);
var $label = $checkbox.parent();
if ($checkbox.is(':checked')) {
$label.removeClass('is-private').addClass('is-public');
$('label.secure').addClass('disabled');
$('label.secure').removeClass('is-secure');
$('label.secure input').attr('checked', false);
} else {
$label.addClass('is-private').removeClass('is-public');
$('label.secure').removeClass('disabled');
}
return false;
}).change();
// Secure / insecure
$('label.secure', window.site.$main_edit).click(function(e) {
if ($('label.public input').is(':checked')) {
e.preventDefault();
e.stopPropagation();
}
});
// Secure / insecure
$('label.secure input', window.site.$main_edit).change(function(e) {
var $checkbox = $(this);
var $label = $checkbox.parent();
if ($checkbox.is(':checked')) {
$label.addClass('is-secure');
} else {
$label.removeClass('is-secure');
}
return false;
}).change();
window.site.$main_edit.show();
// CodeMirror editor
this.$editorCodeMirror = $('div.editor', window.site.$main_edit);
// Textarea editor
this.$editorTextarea = $('textarea.editor', window.site.$main_edit);
window.editor = CodeMirror(this.$editorCodeMirror.get(0), {
autofocus: true,
fixedGutter: true,
gutter: true,
indentUnit: 4,
lineNumbers: true,
javascriptHint: true,
matchBrackets: true,
mode: that.guessCodeMirrorLexer($selectLexer.val()),
value: that.model.get('code')
});
// Lexer selector.
$selectLexer.change(function() {
var $selectedLexer = $('option:selected', $selectLexer);
var lexer = $selectLexer.val();
window.editor.setOption('mode', that.guessCodeMirrorLexer($selectedLexer.val()));
// Markdown switch.
if (lexer === 'markdown' || lexer === 'text') {
window.editor.setOption('lineWrapping', true);
} else {
window.editor.setOption('lineWrapping', false);
}
});
$selectLexer.trigger('change');
// Set the heights.
window.editorHeight = $(window).height() - 147;
window.editor.setSize('100%', window.editorHeight);
this.$editorTextarea.height(window.editorHeight - 8);
$('textarea, input', window.site.$main_edit).bind('keydown', 'esc', function(e) {
$(this).blur();
return false;
});
// Editor settings
var $selectEditor = $('select#id_editor', window.site.$main_edit);
var $selectTheme = $('select#id_theme', window.site.$main_edit);
$selectEditor.chosen();
$selectEditor.change(function() {
var newEditor = $selectEditor.val();
if (newEditor === 'textarea') {
that.$editorCodeMirror.hide();
that.$editorTextarea.show();
// TODO: if we introduce other editors, we'll want to make this smarter, obviously.
that.$editorTextarea.val(window.editor.getValue());
}
if (newEditor === 'codemirror') {
that.$editorTextarea.hide();
that.$editorCodeMirror.show();
// TODO: Ditto above.
window.editor.setValue(that.$editorTextarea.val());
}
});
$selectTheme.chosen();
$selectTheme.change(function() {
window.editor.setOption('theme', $selectTheme.val());
});
if (window.editor_theme != 'default') {
$selectTheme.val(window.editor_theme);
$selectTheme.trigger('chosen:updated');
$selectTheme.trigger('change');
}
if (window.default_editor != 'codemirror') {
$selectEditor.val(window.default_editor);
$selectEditor.trigger('chosen:updated');
$selectEditor.trigger('change');
}
// Init user
if (window.teams.length) {
var $selectUser = $('select#id_user', window.site.$main_edit);
$selectUser.chosen();
$selectUser.val(window.intended_user);
$selectUser.trigger('chosen:updated');
}
// Full-screen mode.
this.setupCodeMirrorFullScreen();
// Edit buttons
$('button.delete', window.site.$main_edit).on('click', function() {
if (confirm('Are you sure you want to delete this snipt?')) {
that.model.destroy();
window.site.snipt_list.escapeUI(true);
}
return false;
});
$('button.cancel', window.site.$main_edit).on('click', function() {
window.site.snipt_list.escapeUI();
return false;
});
$('button.save', window.site.$main_edit).on('click', function() {
$('button.cancel').text('Close');
that.save();
return false;
});
$('button.save-and-close', window.site.$main_edit).on('click', function() {
that.save();
window.site.snipt_list.escapeUI();
return false;
});
window.scrollTo(0, 0);
return false;
},
embed: function() {
$('textarea', this.$embedModal).remove();
window.ui_halted = true;
this.$embedModalBody.append('<textarea class="raw"></textarea>');
$textarea = $('textarea.raw', this.$embedModalBody).val('<script type="text/javascript" src="' + this.model.get('embed_url') + '"></script>');
this.$embedModal.modal('show');
$textarea.select();
},
embedFromClick: function() {
this.embed();
return false;
},
embedClose: function() {
$('textarea', this.$embedModal).remove();
},
expand: function() {
this.$container.toggleClass('expanded', 100);
this.$tags.toggleClass('expanded');
this.select(true);
return false;
},
fadeAndRemove: function() {
var $toRemove = $(this.el);
var $nextSnipt = $toRemove.next('article.snipt');
window.$selected = false;
$toRemove.fadeOut('fast', function() {
$(this).remove();
$nextSnipt.trigger('selectSnipt');
});
return false;
},
goToAuthor: function() {
window.location = this.model.get('user').absolute_url;
},
guessCodeMirrorLexer: function(val) {
if (val === 'html') { return 'htmlmixed'; }
if (val === 'js') return 'javascript';
if (val === 'rb') return 'ruby';
if (val === 'java') return 'clike';
if (val === 'c') return 'clike';
if (val === 'cpp') return 'clike';
if (val === 'csharp') return 'clike';
return val;
},
favoriteToggle: function() {
var that = this;
if (this.$el.hasClass('favorited')) {
$.ajax('/api/private/favorite/' + this.model.get('favorite_id') + '/', {
type: 'delete',
success: function() {
that.$el.removeClass('favorited');
that.$favorite.text('Favorite');
},
headers: {
'Authorization': 'ApiKey ' + window.user + ':' + window.api_key
}
});
} else {
$.ajax('/api/private/favorite/', {
data: '{"snipt": ' + this.model.get('id') + '}',
contentType: 'application/json',
type: 'post',
success: function(resp) {
that.$el.addClass('favorited');
that.model.set({'favorite_id': resp.id}, {'silent': true});
that.$favorite.text('Favorited');
},
headers: {
'Authorization': 'ApiKey ' + window.user + ':' + window.api_key
}
});
}
return false;
},
initLineNumbers: function() {
var lines = $('span.special', this.$el);
var that = this;
$.each(lines, function() {
var l = $(this);
var num = l.text().trim();
var url = that.model.get('absolute_url');
l.replaceWith('<a href="' + url + '#line-' + num + '">' + num + '</a>');
});
},
initLocalVars: function() {
this.$aside = $('aside', this.$el);
this.$container = $('div.container', this.$el);
this.$copyModal = $('div.copy-modal', this.$el);
this.$copyModalBody = $('div.modal-body', this.$copyModal);
this.$embedModal = $('div.embed-modal', this.$el);
this.$embedModalBody = $('div.modal-body', this.$embedModal);
this.$favorite = $('a.favorite', this.$el);
this.$h1 = $('header h1 a', this.$el);
this.$tags = $('section.tags ul', this.$aside);
this.$copyModal.on('hidden', function(e) {
$(this).parent().trigger('copyClose');
window.ui_halted = false;
window.from_modal = true;
});
this.$embedModal.on('hidden', function(e) {
$(this).parent().trigger('embedClose');
window.ui_halted = false;
window.from_modal = true;
});
},
next: function() {
if (!window.ui_halted) {
nextSnipt = this.$el.next('article.snipt');
if (nextSnipt.length) {
return nextSnipt.trigger('selectSnipt');
}
}
},
prev: function() {
if (!window.ui_halted) {
prevSnipt = this.$el.prev('article.snipt');
if (prevSnipt.length) {
return prevSnipt.trigger('selectSnipt');
}
}
},
remove: function() {
return false;
},
render: function() {
this.$el.html(this.template({snipt: this.model.toSafe()}));
this.initLocalVars();
this.initLineNumbers();
if (this.model.get('blog_post') === true) {
this.$el.addClass('blog-post');
} else {
this.$el.removeClass('blog-post');
}
if (this.model.get('public') === true) {
this.$el.removeClass('private-snipt');
} else {
this.$el.addClass('private-snipt');
}
if (this.model.get('secure') === true) {
this.$el.addClass('secure-snipt');
} else {
this.$el.removeClass('secure-snipt');
}
if (this.model.get('user').username === window.user) {
this.$el.addClass('editable');
} else {
this.$el.removeClass('editable');
}
if (this.model.get('line_count') > 8 && !window.detail) {
this.$el.addClass('expandable');
} else {
this.$el.removeClass('expandable');
}
// For new snipts.
if (this.$el.attr('id') === 'new-snipt') {
this.$el.fadeIn('fast');
this.$el.attr('id', 'snipt-' + this.model.get('id'));
}
return this;
},
save: function() {
$('button.save, button.save-and-close, button.delete, button.cancel',
window.site.$main_edit).attr('disabled', 'disabled');
var code;
if (this.$editorTextarea.is(':visible')) {
code = this.$editorTextarea.val();
} else {
code = window.editor.getValue();
}
var intendedUser;
if (window.teams.length) {
intendedUser = $('select[name="user"]').val();
} else {
intendedUser = window.intended_user;
}
that.model.save({
'title': $('input#snipt_title').val(),
'tags': $('label.tags textarea').val(),
'tags_list': $('label.tags textarea').val(),
'lexer': $('select[name="lexer"]').val(),
'intended_user': intendedUser,
'lexer_name': $('select[name="lexer"] option:selected').text(),
'code': code,
'description': $('textarea[name="description"]').val(),
'blog_post': $('label.blog-post input').is(':checked'),
'publish_date': $('label.publish-date input').val(),
'public': $('label.public input').is(':checked'),
'secure': $('label.secure input').is(':checked')
}, {
success: function(model, response) {
$('button.save, button.save-and-close, button.delete, button.cancel',
window.site.$main_edit).removeAttr('disabled');
that.model.set('new_from_js', false);
var $pres = $('td.code pre');
$pres.each(function(i) {
var pre = $pres.eq(i);
pre.width(pre.parents('section.code').width() - 30);
});
},
error: function(model, response) {
if (response.responseJSON) {
alert(JSON.stringify(response.responseJSON.snipt));
} else {
alert(JSON.stringify(response.statusText));
}
}
});
},
select: function(fromClick) {
$('article.selected', window.site.snipt_list.$el).removeClass('selected');
this.$el.addClass('selected');
if (fromClick !== true) {
if (window.site.$snipts.index(this.$el) === 0) {
window.scrollTo(0, 0);
} else {
window.site.$html_body.animate({
scrollTop: this.$el.offset().top - 50
}, 0);
}
}
window.$selected = this.$el;
},
selectFromClick: function(e) {
this.select(true);
e.stopPropagation();
window.site.$aside_nav.removeClass('open');
},
setupCodeMirrorFullScreen: function() {
// This is kind of messy (taken from the CodeMirror docs). Clean it up some day.
function isFullScreen(cm) {
return (/\bCodeMirror-fullscreen\b/).test(cm.getWrapperElement().className);
}
function winHeight() {
return window.innerHeight || (document.documentElement || document.body).clientHeight;
}
function setFullScreen(cm, full) {
var wrap = cm.getWrapperElement();
if (full) {
wrap.className += ' CodeMirror-fullscreen';
wrap.style.height = winHeight() + 'px';
document.documentElement.style.overflow = 'hidden';
// Hax.
$('header.fixed-save').hide();
$('div.container').addClass('full-screened');
} else {
wrap.className = wrap.className.replace(' CodeMirror-fullscreen', '');
window.editor.setSize('100%', window.editorHeight);
document.documentElement.style.overflow = '';
// Hax.
$('header.fixed-save').show();
$('div.container').removeClass('full-screened');
}
cm.refresh();
}
window.editor.on(window, 'resize', function() {
var showing = document.body.getElementsByClassName('CodeMirror-fullscreen')[0];
if (!showing) return;
showing.CodeMirror.getWrapperElement().style.height = winHeight() + 'px';
});
window.editor.setOption('extraKeys', {
'Cmd-Enter': function(cm) {
that.save();
window.site.snipt_list.escapeUI();
return false;
},
'F11': function(cm) {
setFullScreen(cm, !isFullScreen(cm));
},
'Esc': function(cm) {
if (isFullScreen(cm)) setFullScreen(cm, false);
}
});
},
toggleSecureView: function() {
$('div.secure-view-log').toggle();
},
toggleHistory: function() {
$('div.snipt-log').toggle();
}
});
Snipt.SniptListView = Backbone.View.extend({
el: 'section#snipts',
initialize: function(opts) {
var that = this;
opts.snipts.each(this.addExistingSnipt);
this.keyboardShortcuts();
var cmd;
if (navigator.platform == 'MacPPC' ||
navigator.platform == 'MacIntel') {
cmd = 'Cmd';
}
else {
cmd = 'Ctrl';
}
$('span.cmd-ctrl').text(cmd);
var $buttonAddSnipt = $('button#add-snipt');
$buttonAddSnipt.click(function(e) {
if (window.teams.length) {
e.stopPropagation();
$buttonAddSnipt.parent().toggleClass('open');
} else {
that.addNewSnipt();
}
});
var $addSniptTeams = $('ul.add-snipt-teams a');
$addSniptTeams.click(function(e) {
e.stopPropagation();
window.intended_user = $(e.target).attr('data-intended-user') ||
$(e.target).parent().attr('data-intended-user');
that.addNewSnipt();
});
},
addExistingSnipt: function() {
var $el = $(this);
var $created = $('li.created', $el);
var $h1 = $('header h1 a', $el);
var $public = $('div.public', $el);
var $secure = $('div.secure', $el);
var $blog_post = $('div.blog-post', $el);
var $publish_date = $('div.publish-date', $el);
var $user = $('li.author > a', $el);
var is_public = $public.text() === 'True' ? true : false;
var is_secure = $secure.text() === 'True' ? true : false;
var is_blog_post = $blog_post.text() === 'True' ? true : false;
var tag_lis = $('section.tags li', $el);
var tags = [];
for (var i=0; i < tag_lis.length; i++) {
var $tag = $('a', tag_lis.eq(i));
tags[i] = {
name: $tag.text(),
absolute_url: $tag.attr('href')
};
}
var data = {
code: $('textarea.raw', $el).text(),
description: $('textarea.description', $el).text(),
created: $created.attr('title'),
created_formatted: $created.text(),
embed_url: $('div.embed-url', $el).text(),
raw_url: $('div.raw-url', $el).text(),
absolute_url: $h1.attr('href'),
favorite_id: $el.data('favorite-id'),
id: parseInt($el.attr('id').replace('snipt-', ''), 0),
key: $('div.key', $el).text(),
lexer: $('div.lexer', $el).text(),
lexer_name: $('div.lexer-name', $el).text(),
line_count: parseInt($('div.line-count', $el).text(), 0),
modified: $('div.modified', $el).text(),
resource_uri: $('div.resource-uri', $el).text(),
slug: $('div.slug', $el).text(),
stylized: $('div.stylized', $el).text(),
tags: tags,
publish_date: $publish_date.text(),
tags_list: $('div.tags-list', $el).text(),
title: $h1.text(),
user: {
absolute_url: $user.attr('href'),
username: $user.text(),
profile: {}
}
};
data['secure'] = is_secure;
data['public'] = is_public;
data.blog_post = is_blog_post;
var view = new Snipt.SniptView({
el: this,
model: new Snipt.SniptModel(data)
});
},
addNewSnipt: function() {
var $articleNewSnipt = $('article#new-snipt');
if ($articleNewSnipt.length === 0) {
window.site.snipt_list.$el.prepend('<article id="new-snipt" class="hidden snipt"></article>');
var data = {
id: '',
blog_post: false,
code: '',
description: '',
tags: [],
tags_list: '',
title: '',
lexer: 'text',
lexer_name: 'Text only',
new_from_js: true,
public: true,
secure: false,
user: {
username: '',
profile: {}
}
};
var newSniptView = new Snipt.SniptView({
el: $('article#new-snipt'),
model: new Snipt.SniptModel(data)
});
newSniptView.edit(true);
} else {
$articleNewSnipt.trigger('edit');
}
return false;
},
escapeUI: function(destroyed) {
if (window.editing || destroyed) {
if (!window.site.$html.hasClass('detail')) {
window.site.$body.removeClass('detail');
}
window.site.$main_edit.hide();
window.site.$body.removeClass('editing');
window.site.$main.show();
window.editing = true;
window.ui_halted = false;
if (window.site.$snipts.index(window.$selected) === 0) {
window.scrollTo(0, 0);
} else {
window.site.$html_body.animate({
scrollTop: window.$selected.offset().top - 50
}, 0);
}
if (destroyed) {
window.$selected.trigger('fadeAndRemove');
}
} else {
if (!window.ui_halted) {
if ($selected) {
$selected.trigger('deselect');
}
window.site.$aside_nav.removeClass('open');
}
}
},
keyboardShortcuts: function() {
var that = this;
$selected = window.selected;
$document = $(document);
$document.bind('keydown', 'j', function() {
if (!window.ui_halted) {
if (!$selected) {
window.site.$snipts.eq(0).trigger('selectSnipt');
} else {
$selected.trigger('next');
}
}
});
$document.bind('keydown', 'k', function() {
if (!window.ui_halted) {
if (!$selected) {
window.site.$snipts.eq(0).trigger('selectSnipt');
} else {
$selected.trigger('prev');
}
}
});
$document.bind('keydown', 'c', function(e) {
if (!window.ui_halted && !window.blog_post) {
if ($selected) {
e.preventDefault();
$selected.trigger('copyRaw');
}
}
});
$document.bind('keydown', 'Ctrl+e', function() {
if (!window.ui_halted) {
if ($selected) {
if ($selected.hasClass('editable')) {
$selected.trigger('edit');
}
}
}
});
$document.bind('keydown', 'Ctrl+backspace', function() {
if (!window.ui_halted || window.editing) {
if ($selected) {
if ($selected.hasClass('editable')) {
if (confirm('Are you sure you want to delete this snipt?')) {
$selected.trigger('destroy');
window.site.snipt_list.escapeUI(true);
}
}
}
}
});
$document.bind('keydown', 'Ctrl+del', function() {
if (!window.ui_halted || window.editing) {
if ($selected) {
if ($selected.hasClass('editable')) {
if (confirm('Are you sure you want to delete this snipt?')) {
$selected.trigger('destroy');
window.site.snipt_list.escapeUI(true);
}
}
}
}
});
$document.bind('keydown', 'Alt+n', function() {
if (!window.ui_halted) {
that.addNewSnipt();
}
});
$document.bind('keydown', 'Ctrl+n', function() {
if (!window.ui_halted) {
that.addNewSnipt();
}
});
$document.bind('keydown', 'Ctrl+s', function() {
if (window.editing) {
if ($selected) {
if ($selected.hasClass('editable')) {
$('button.save').click();
}
}
}
});
$document.bind('keydown', 'Ctrl+c', function() {
if (window.editing) {
if ($selected) {
if ($selected.hasClass('editable')) {
$('button.save-and-close').click();
}
}
}
});
$document.bind('keydown', 'esc', function() {
that.escapeUI();
});
$document.bind('keydown', 'n', function() {
if (!window.ui_halted) {
var $anc = $('li.next a');
if ($anc.length) {
if ($anc.attr('href') !== '#') {
window.location = $anc.attr('href');
}
}
}
});
$document.bind('keydown', 'e', function() {
if (!window.ui_halted) {
if ($selected) {
if ($selected.hasClass('expandable')) {
$selected.trigger('expand');
}
}
}
});
$document.bind('keydown', 'u', function() {
if (!window.ui_halted) {
if ($selected) {
$selected.trigger('goToAuthor');
}
}
});
$document.bind('keydown', 'p', function() {
if (!window.ui_halted) {
var $anc = $('li.prev a');
if ($anc.length) {
if ($anc.attr('href') !== '#') {
window.location = $anc.attr('href');
}
}
}
});
$document.bind('keydown', 'v', function(e) {
if (!window.ui_halted && !window.blog_post) {
if ($selected) {
e.preventDefault();
$selected.trigger('embed');
}
}
});
$document.bind('keydown', 'o', function() {
if (!window.ui_halted) {
if ($selected) {
$selected.trigger('detail');
}
}
});
$document.bind('keydown', 'return', function() {
if (!window.ui_halted) {
if ($selected) {
$selected.trigger('detail');
}
}
});
}
});
})(snipt.module('snipt'));