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// mediaelement-player
$(function() {
$('video').mediaelementplayer({
mode: 'auto_plugin',
usePluginFullScreen: true,
enableAutosize: true,
pluginPath: 'assets/js/lib/',
features: ['playpause', 'volume','fullscreen']
});
$('audio').mediaelementplayer();
});
// tabs
$(function() {
// activate tab via hash and default to video
function setTabToHash() {
var activeTab = $('.nav-tabs a[href=' + window.location.hash + ']').tab('show');
}
// change hash on tab change
$('.nav-tabs').on('shown.bs.tab', 'a', function (e) {
window.location.hash = e.target.hash;
});
// adjust tabs when hash changes
$(window).on('hashchange', setTabToHash).trigger('hashchange');
});
// click-to-irc
$(function() {
$('.click-to-irc').on('click', function(e) {
if($(this).hasClass('activating'))
return;
if($(e.target).hasClass('irclink'))
return;
var
$irc = $(this).addClass('activating'),
$iframe = $(this).find('iframe');
$iframe.on('load', function() {
$irc.addClass('active');
}).attr('src', $iframe.data('src'));
});
});
// programm-timeline
$(function() {
var
$program = $('.program'),
$now = $program.find('.now'),
scrollLock = false,
rewindTimeout,
rewindTime = 10000, /* 10 seconds after manual navigation */
scrollDuration = 500, /* 1/2s animation on the scolling element */
updateTimer = 500; /* update now-pointer placement every 1/2s */
$program.on('mouseenter mouseleave touchstart touchend', function(e) {
if(e.type == 'mouseleave' || e.type == 'touchend') {
rewindTimeout = setTimeout(function() {
scrollLock = false;
}, 5000);
} else {
clearTimeout(rewindTimeout);
scrollLock = true;
}
});
// program now-marker & scrolling
function updateProgramView(initial) {console.log('updateProgramView');
var
// offset to the browsers realtime (for simulation
offset = $('.program').data('offset'),
// corrected "now" timestamp in unix-counting (seconds, not microseconds)
now = (Date.now() / 1000) - offset;
// only check the first room (shouldn't matter anyway)
// find the newest block that starts in the past
// that's the one that is most probably currently still running
var $block = $program
.find('.room')
.first()
.find('.block')
.filter(function(i, el) {
return $(this).data('start') < now;
}).last();
var
// start & end-timestamp
start = $block.data('start'),
end = $block.data('end'),
// place of the now-marker between 0 and 1 within this block
normalized = Math.max(0, Math.min(1, (now - start) / (end - start))),
// projected to pixels with respect to the programms left end
px = $block.position().left + ($block.outerWidth() * normalized),
// visible width of the program display
displayw = $program.width(),
// current scroll position
scrollx = $program.scrollLeft(),
// distance of the now-marker to the left border of the program display
px_in_display = px - scrollx;
//console.log($block.get(0), new Date(start*1000), new Date(now*1000), new Date(end*1000), normalized, px);
$now.css('width', px);
// scrolling is locked by manual interaction
if(scrollLock)
return;
if(
// now marker is > 2/3 of the program-display-width
px_in_display > (displayw * 2/3) ||
// now marker is <1/7 of the program-display-width
px_in_display < (displayw/7)
) {
// scroll program so that now-marker is as 1/5 of the screen
$program.stop().scrollTo(px - displayw/6, {
axis: 'x',
duration: initial ? 0 : scrollDuration,
});
}
}
// when on programs tab
var updateInterval;
function on() {
// initial trigger
updateProgramView(true);
// timed triggers
updateInterval = setInterval(updateProgramView, updateTimer);
}
function off() {
clearInterval(updateInterval);
}
if(window.location.hash == '#program')
on();
// trigger when a tab was changed
$('.nav-tabs').on('shown.bs.tab', 'a', function(e) {
if(e.target.hash == '#program')
on();
else
off();
});
});
// slide-stream
$(function() {
var
updateTimer = 5000, /* reload slide image 2 seconds after the previous image was loaded */
$template = $('img.slide.template').clone().detach();
function updateSlideImage() {console.log('updateSlideImage');
// no way around breaking the cache hard in FF
// -> https://bugzilla.mozilla.org/show_bug.cgi?id=295942
$template
.clone()
.on('load', function() {
$(this).replaceAll($('img.slide'));
setTimeout(updateSlideImage, updateTimer);
})
.attr('src', $template.data('src')+'?'+Date.now());
}
updateSlideImage();
});
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