pandora/static/js/pandora.js
2013-10-22 18:40:02 +00:00

526 lines
20 KiB
JavaScript

// vim: et:ts=4:sw=4:sts=4:ft=javascript
'use strict';
/*
---- UI Tree ----
appPanel
mainMenu
mainPanel
leftPanel
sectionbar
folders
info
rightPanel
toolbar
contentPanel
browser <-- should be filters or browser
list or item
statusbar <-- make part of content panel
*/
(function() {
window.onerror = function(error, url, line) {
try {
!isMSIE && !/^resource:/.test(url) && pandora.api.log({
text: error,
url: document.location.pathname + ' at ' + url,
line: line
});
} catch(e) {}
};
// handle legacy embed and print URLs
document.location.hash = document.location.hash.replace(
/^#\?(embed|print)=true(&)?/,
function() {
return '#' + arguments[1] + (arguments[2] ? '?' : '');
}
);
var animationInterval,
enableDebugMode = getLocalStorage('pandora.enableDebugMode'),
enableEventLogging = getLocalStorage('pandora.enableEventLogging'),
isEmbed = /^#embed(\?.*?)?$/.test(document.location.hash),
isMSIE = /MSIE/.test(navigator.userAgent)
&& !(Math.round(navigator.userAgent.match(/MSIE (\d+)/)[1]) >= 10),
isPrint = /^#print(\?.*?)?$/.test(document.location.hash),
legacyThemes = {classic: 'oxlight', modern: 'oxdark'},
logoHeight,
logoWidth,
theme = getLocalStorage('Ox.theme')
&& JSON.parse(localStorage['Ox.theme']) || 'oxmedium';
theme = legacyThemes[theme] || theme;
loadImages(function(images) {
loadScreen(images);
loadOxJS(function() {
loadOxUI(loadPandora);
});
});
function getLocalStorage(key) {
// fails if localStorage does not exist or if third party cookies are
// disabled
try {
return localStorage[key];
} catch(e) {}
}
function getPandoraVersion() {
var i, path, scripts = document.getElementsByTagName('script');
for (i = 0;i < scripts.length; i++) {
if(/pandora.js/.test(scripts[i].src)) {
return scripts[1].src.replace(/.*\?/, '');
}
}
}
function loadImages(callback) {
// Opera doesn't fire onload for SVGs,
// so we only wait for the PNG to load.
var images = {};
images.logo = document.createElement('img');
images.logo.onload = function() {
var ratio = images.logo.width / images.logo.height;
logoWidth = isEmbed || isPrint ? 96 : 320;
logoHeight = Math.round(logoWidth / ratio);
images.logo.style.position = 'absolute';
images.logo.style.left = 0;
images.logo.style.top = 0;
images.logo.style.right = 0;
images.logo.style.bottom = logoHeight + 'px';
images.logo.style.width = logoWidth + 'px';
images.logo.style.height = logoHeight + 'px';
images.logo.style.margin = 'auto';
if (!isMSIE) {
images.reflection = document.createElement('img');
images.reflection.style.position = 'absolute';
images.reflection.style.left = 0;
images.reflection.style.top = logoHeight + 'px';
images.reflection.style.right = 0;
images.reflection.style.bottom = 0;
images.reflection.style.width = logoWidth + 'px';
images.reflection.style.height = logoHeight + 'px';
images.reflection.style.margin = 'auto';
images.reflection.style.MozTransform = 'scaleY(-1)';
images.reflection.style.MSTransform = 'scaleY(-1)';
images.reflection.style.OTransform = 'scaleY(-1)';
images.reflection.style.WebkitTransform = 'scaleY(-1)';
images.reflection.style.transform = 'scaleY(-1)';
images.reflection.src = '/static/png/logo.png';
}
images.loadingIcon = document.createElement('img');
images.loadingIcon.setAttribute('id', 'loadingIcon');
images.loadingIcon.style.position = 'absolute';
images.loadingIcon.style.left = 0;
images.loadingIcon.style.top = isEmbed || isPrint ? '32px' : '80px';
images.loadingIcon.style.right = 0;
images.loadingIcon.style.bottom = 0;
images.loadingIcon.style.width = isEmbed || isPrint ? '16px' : '32px';
images.loadingIcon.style.height = isEmbed || isPrint ? '16px' : '32px';
images.loadingIcon.style.margin = 'auto';
images.loadingIcon.src = '/static/oxjs/' + (enableDebugMode ? 'dev' : 'build')
+ '/Ox.UI/themes/' + theme + '/svg/symbolLoading.svg';
callback(images);
};
images.logo.src = '/static/png/logo.png';
}
function loadScreen(images) {
var gradient, loadingScreen;
if (!isMSIE) {
gradient = document.createElement('div');
gradient.style.position = 'absolute';
gradient.style.left = 0;
gradient.style.top = logoHeight + 'px';
gradient.style.right = 0;
gradient.style.bottom = 0;
// + 2 is a temporary fix for Chrome 26
gradient.style.width = logoWidth + 2 + 'px'
gradient.style.height = logoHeight + 2 + 'px';
gradient.style.margin = 'auto';
['-moz-', '-ms-', '-o-', '-webkit-', ''].forEach(function(prefix) {
gradient.style.background = theme == 'oxlight' ? prefix + 'linear-gradient(top, rgba(224, 224, 224, 0.75), rgba(224, 224, 224, 1), rgba(224, 224, 224, 1))'
: theme == 'oxmedium' ? prefix + 'linear-gradient(top, rgba(144, 144, 144, 0.75), rgba(144, 144, 144, 1), rgba(144, 144, 144, 1))'
: prefix + 'linear-gradient(top, rgba(32, 32, 32, 0.75), rgba(32, 32, 32, 1), rgba(32, 32, 32, 1))';
});
}
loadingScreen = document.createElement('div');
loadingScreen.setAttribute('id', 'loadingScreen');
loadingScreen.className = 'OxScreen';
loadingScreen.style.position = 'absolute';
loadingScreen.style.width = '100%';
loadingScreen.style.height = '100%';
loadingScreen.style.backgroundColor = theme == 'oxlight' ? 'rgb(224, 224, 224)'
: theme == 'oxmedium' ? 'rgb(144, 144, 144)' : 'rgb(32, 32, 32)';
loadingScreen.style.zIndex = '1002';
loadingScreen.appendChild(images.logo);
images.reflection && loadingScreen.appendChild(images.reflection);
gradient && loadingScreen.appendChild(gradient);
loadingScreen.appendChild(images.loadingIcon);
// FF3.6 document.body can be undefined here
window.onload = function() {
document.body.style.margin = 0;
document.body.appendChild(loadingScreen);
startAnimation();
};
// IE8 does not call onload if already loaded before set
document.body && window.onload();
}
function loadOxJS(callback) {
var head = document.head
|| document.getElementsByTagName('head')[0]
|| document.documentElement,
script = document.createElement('script');
if (isMSIE) {
// fixme: find a way to check if css/js have loaded in msie
setTimeout(callback, 2500);
} else {
script.onload = callback;
}
script.src = '/static/oxjs/' + (enableDebugMode ? 'dev' : 'build') + '/Ox.js?' + getPandoraVersion();
script.type = 'text/javascript';
head.appendChild(script);
}
function loadOxUI(callback) {
Ox.load({
UI: {theme: theme},
Geo: {}
}, callback);
}
function loadPandora(browserSupported) {
window.pandora = Ox.App({
name: 'pandora',
url: '/api/'
}).bindEvent({
load: function(data) {
data.browserSupported = browserSupported;
Ox.extend(pandora, {
requests: {},
ui: {}
});
loadPandoraFiles(function() {
enableEventLogging && Ox.Event.bind(pandora.logEvent);
initPandora(data);
if (pandora.localStorage('local')) {
var url = pandora.localStorage('local');
window.pandora.local = Ox.API({
url: url + '/api/'
}, function() {
pandora.site.site.videoprefix = url;
});
}
});
}
});
}
function loadPandoraFiles(callback) {
var prefix = '/static/';
if (enableDebugMode) {
Ox.getJSON(prefix + 'json/pandora.json?' + Ox.random(1000), function(files) {
Ox.getFile(files.map(function(file) {
return prefix + file;
}), callback);
});
} else {
Ox.getFile(prefix + 'js/pandora.min.js', callback);
}
}
function initPandora(data) {
Ox.Log('', 'Ox.App load', data);
Ox.extend(pandora, {
$ui: {
body: $('body'),
document: $(document),
window: $(window)
.on({
beforeunload: pandora.beforeUnloadWindow,
resize: pandora.resizeWindow,
unload: pandora.unloadWindow
})
},
site: data.site,
user: data.user
});
// make sure all valid ui settings are present
pandora.user.ui = Ox.extend(
Ox.clone(pandora.site.user.ui), pandora.user.ui
);
// make sure no invalid ui settings are present
Object.keys(pandora.user.ui).forEach(function(key) {
if (Ox.isUndefined(pandora.site.user.ui[key])) {
delete pandora.user.ui[key];
}
});
// make sure itemSort is valid
if (!Ox.contains(pandora.site.itemKeys.filter(function(itemKey) {
return itemKey.sort;
}).map(function(itemKey) {
return itemKey.id;
}), pandora.user.ui.itemSort[0].key)) {
pandora.user.ui.itemSort = pandora.site.user.ui.itemSort;
}
// make sure itemView is valid
if (!Ox.contains(pandora.site.itemViews.map(function(itemView) {
return itemView.id;
}), pandora.user.ui.itemView)) {
pandora.user.ui.itemView = pandora.site.user.ui.itemView;
}
// patch theme ... this can be removed at a later point
pandora.user.ui.theme = legacyThemes[pandora.user.ui.theme] || pandora.user.ui.theme;
// make sure theme is valid
if (!Ox.contains(pandora.site.themes, pandora.user.ui.theme)) {
pandora.user.ui.theme = pandora.site.user.ui.theme;
}
// patch itemView ... this can be removed at a later point
if (pandora.user.ui.itemView == 'video') {
pandora.user.ui.itemView = 'player';
}
Ox.extend(pandora.site, {
calendar: data.site.layers.some(function(layer) {
return layer.type == 'event'
}) ? 'manual' : data.site.layers.some(function(layer) {
return layer.hasEvents;
}) ? 'auto' : 'none',
clipKeys: data.site.clipKeys.map(function(key) {
return Ox.extend(key, {
operator: pandora.getSortOperator(key.id)
});
}),
filters: data.site.itemKeys.filter(function(key) {
return key.filter;
}).map(function(key) {
return {
id: key.id,
title: key.title,
type: Ox.isArray(key.type) ? key.type[0] : key.type
};
}),
findKeys: data.site.itemKeys.filter(function(key) {
return key.find;
}),
itemsSection: pandora.site.itemName.plural.toLowerCase(),
map: data.site.layers.some(function(layer) {
return layer.type == 'place'
}) ? 'manual' : data.site.layers.some(function(layer) {
return layer.hasPlaces;
}) ? 'auto' : 'none',
sectionFolders: {
items: [
{id: 'personal', title: 'Personal Lists'},
{id: 'favorite', title: 'Favorite Lists', showBrowser: false},
{id: 'featured', title: 'Featured Lists', showBrowser: false},
{id: 'volumes', title: 'Local Volumes'}
],
edits: [
{id: 'personal', title: 'Personal Edits'},
{id: 'favorite', title: 'Favorite Edits', showBrowser: false},
{id: 'featured', title: 'Featured Edits', showBrowser: false}
],
texts: [
{id: 'personal', title: 'Personal Texts'},
{id: 'favorite', title: 'Favorite Texts', showBrowser: false},
{id: 'featured', title: 'Featured Texts', showBrowser: false}
]
},
sortKeys: pandora.getSortKeys()
});
pandora.site.listSettings = {};
Ox.forEach(pandora.site.user.ui, function(val, key) {
if (/^list[A-Z]/.test(key)) {
pandora.site.listSettings[key] = key[4].toLowerCase() + key.slice(5);
}
});
pandora.site.editSettings = {
clip: '',
'in': 0,
out: 0,
position: 0,
selection: [],
sort: [{key: 'index', operator: '+'}],
view: 'list'
};
pandora.site.textSettings = {
position: 0
};
Ox.extend(pandora.user, {
sectionElement: 'buttons',
videoFormat: Ox.getVideoFormat(pandora.site.video.formats)
});
// set locale and initialize url controller
// data.locale is prefered language according to http header
//pandora.setLocale(pandora.user.ui.locale || data.locale, function() {
pandora.setLocale(pandora.user.ui.locale, function() {
pandora.URL.init().parse(function() {
var isHome = Ox.contains(['/', '/home'], document.location.pathname);
if (data.browserSupported) {
stopAnimation();
$('#loadingScreen').remove();
} else {
loadBrowserMessage();
}
Ox.Theme(pandora.user.ui.theme);
if (isEmbed) {
pandora.$ui.embedPanel = pandora.ui.embedPanel().display();
Ox.$parent.onMessage({
settheme: function(data) {
if (Ox.contains(pandora.site.themes, data.theme)) {
Ox.Theme(data.theme);
}
},
seturl: function(data) {
if (pandora.isEmbedURL(data.url)) {
pandora.URL.push(data.url);
}
}
});
} else if (isPrint) {
pandora.$ui.printView = pandora.ui.printView().display();
} else if (isHome) {
pandora.$ui.home = pandora.ui.home().showScreen(initPandoraApp);
} else {
initPandoraApp();
}
});
});
}
function initPandoraApp() {
pandora.clipboard = Ox.Clipboard();
pandora.history = Ox.History();
pandora.$ui.appPanel = pandora.ui.appPanel().display();
pandora.$ui.loadingIcon.update(Ox.Request.requests());
Ox.Request.bindEvent({
error: pandora.ui.errorDialog,
request: function(data) {
pandora.$ui.loadingIcon.update(data.requests);
}
});
pandora.site.sectionButtonsWidth = pandora.$ui.sectionButtons.width() + 8;
if (getLocalStorage('pandora.onload')) {
try {
eval(localStorage['pandora.onload'])
} catch(e) {}
}
}
function loadBrowserMessage() {
var browsers = [].concat(
isMSIE ? [{name: 'Chrome Frame', url: 'http://google.com/chromeframe/'}] : [],
[
{name: 'Chrome', url: 'http://google.com/chrome/'},
{name: 'Firefox', url: 'http://mozilla.org/firefox/'},
{name: 'Safari', url: 'http://apple.com/safari/'}
]
),
images = browsers.map(function(browser) {
return Ox.PATH + 'Ox.UI/png/browser' + browser.name.replace(' ', '') + '128.png';
}),
$loadingScreen = $('#loadingScreen');
Ox.getFile(images, function() {
var html = pandora.site.site.name
+ ' requires an up-to-date web browser. Please take a moment to '
+ (
isMSIE
? 'install <a href="' + browsers[0].url + '">' + browsers[0].name + '</a> or '
: ''
)
+ 'download ' + browsers.filter(function(browser) {
return browser.name != 'Chrome Frame';
}).map(function(browser, i) {
return '<a href="' + browser.url + '">' + browser.name + '</a>'
+ (i == 0 ? ', ' : i == 1 ? ' or ' : '');
}).join('')
+ '. Otherwise, <a href="javascript:pandora.proceed()">proceed</a> at your own risk.',
$message = $('<div>')
.css({
position: 'absolute',
left: 0,
top: '160px',
right: 0,
bottom: 0,
width: '320px',
height: '160px',
margin: 'auto'
}),
$images = $('<div>')
.css({
margin: '12px',
textAlign: 'center'
})
.appendTo($message);
stopAnimation();
$('#loadingIcon').remove();
$message.appendTo($loadingScreen);
browsers.forEach(function(browser) {
$('<a>')
.attr({
href: browser.url,
title: browser.name
})
.append(
$('<img>')
.attr({
src: Ox.PATH + 'Ox.UI/png/browser' + browser.name.replace(' ', '') + '128.png'
})
.css({width: '32px', height: '32px', border: 0, margin: '4px'})
)
.appendTo($images);
});
$('<div>')
.css({
textAlign: 'center'
})
.html(html)
.appendTo($message);
});
pandora.proceed = function() {
$loadingScreen.animate({
opacity: 0
}, 1000, function() {
$loadingScreen.remove();
});
};
}
function startAnimation() {
var css, deg = 0, loadingIcon = document.getElementById('loadingIcon'),
previousTime = +new Date();
animationInterval = setInterval(function() {
var currentTime = +new Date(),
delta = (currentTime - previousTime) / 1000;
previousTime = currentTime;
deg = Math.round((deg + delta * 360) % 360 / 30) * 30;
css = 'rotate(' + deg + 'deg)';
loadingIcon.style.MozTransform = css;
loadingIcon.style.MSTransform = css;
loadingIcon.style.OTransform = css;
loadingIcon.style.WebkitTransform = css;
loadingIcon.style.transform = css;
}, 83);
}
function stopAnimation() {
clearInterval(animationInterval);
}
}());