datatracker/ietf/templates/meeting/week-view.html
2021-11-18 23:48:23 +00:00

628 lines
22 KiB
HTML

{# Copyright The IETF Trust 2015, All Rights Reserved #}
{% load origin %}{% origin %}
{% load static %}
<html> <head>
<script src="{% static 'ietf/js/agenda/agenda_filter.js' %}"></script>
<script src="{% static 'moment/min/moment.min.js' %}"></script>
<script src="{% static 'moment-timezone/builds/moment-timezone-with-data-10-year-range.min.js' %}"></script>
<script type="text/javascript">
var all_items = {{ items|safe }};
var color = {
'app': { fg: "#008", bg: "#eef"},
'art': { fg: "#808", bg: "#fef"},
'gen': { fg: "#080", bg: "#efe"},
'int': { fg: "#088", bg: "#eff"},
'ops': { fg: "#800", bg: "#fee"},
'rai': { fg: "#808", bg: "#fef"},
'rtg': { fg: "#880", bg: "#ffe"},
'sec': { fg: "#488", bg: "#dff"},
'tsv': { fg: "#484", bg: "#dfd"},
'irtf': { fg: "#448", bg: "#ddf"},
'break': { fg: "#000", bg: "#fff"},
}
var day = [
'Saturday',
'Sunday',
'Monday',
'Tuesday',
'Wednesday',
'Thursday',
'Friday'
];
var padding = 2;
var border = 1;
//===========================================================================
function compute_swimlanes(items) {
var start_map = items.map(function(el, i) {
return { day: parseInt(el.day,10), start_time: el.start_time, index: i };
});
start_map.sort(function(a,b) {
if (a.day != b.day) { return(a.day - b.day); }
return (a.start_time - b.start_time);
});
var end_map = items.map(function(el, i) {
return { day: parseInt(el.day,10), end_time: el.end_time, index: i };
});
end_map.sort(function(a,b) {
if (a.day != b.day) { return(a.day - b.day); }
return (a.end_time - b.end_time);
});
var si = 0; // start index
var ei = 0; // end index
var overlap = 0;
var max_lanes = 0;
var next_lane = [];
var start_overlap = si;
while (si < items.length) {
var start_day_change = false;
while ( !start_day_change
&& si < items.length
&& start_map[si].start_time < end_map[ei].end_time ) {
overlap++;
if (next_lane.length > 0) {
items[start_map[si].index].lane = next_lane.shift();
} else {
items[start_map[si].index].lane = max_lanes;
max_lanes++;
}
start_day_change = ( si+1 == items.length
|| start_map[si].day != start_map[si+1].day );
si++;
}
var end_day_change = false;
while ( ei < items.length
&& !end_day_change
&& ( start_day_change
|| si == items.length
|| start_map[si].start_time >= end_map[ei].end_time ) ) {
next_lane.push(items[end_map[ei].index].lane);
overlap--;
end_day_change = ( ei+1 == items.length
|| end_map[ei].day != end_map[ei+1].day );
ei++;
}
if (overlap == 0)
{
for (var i=start_overlap; i<si; i++) {
items[start_map[i].index].lanes = max_lanes;
}
max_lanes = 0;
next_lane=[];
start_overlap = si;
}
}
}
//===========================================================================
function is_visible(filter_params) {
// Returns a method to filter objects for visibility
// Accepts show and hide filters. No longer accepts
// '@<state>' to show sessions in a particular state (e.g., @bof).
return function (item) {
var filter_keywords = item.filter_keywords.split(',');
return (!agenda_filter.keyword_match(filter_keywords, filter_params.hide)
&& agenda_filter.keyword_match(filter_keywords, filter_params.show));
}
}
//===========================================================================
function draw_calendar(items, filter_params) {
var width = document.body.clientWidth;
var height = document.body.clientHeight;
var visible_items = items;
if (agenda_filter.filtering_is_enabled(filter_params)) {
visible_items = visible_items.filter(is_visible(filter_params));
}
var start_day;
var day_start;
if (visible_items.length > 0) {
start_day = visible_items[0].day;
day_start = visible_items[0].start_time;
} else {
// fallback in case all items were filtered
start_day = items[0].day;
day_start = items[0].start_time;
}
var end_day = start_day;
var day_end = 0;
compute_swimlanes(visible_items);
/* Find our boundaries */
visible_items.forEach(function(item){
day_start = Math.min(day_start, item.start_time);
day_end = Math.max(day_end, item.end_time);
start_day = Math.min(start_day, item.day)
end_day = Math.max(start_day, item.day)
});
var header_height = height * 0.05 ;
var num_days = end_day - start_day + 1;
var num_minutes = day_end - day_start;
var day_width = width / num_days;
var minute_height = (height - header_height)/num_minutes;
while (document.body.firstChild) {
document.body.removeChild(document.body.firstChild);
}
var j = start_day;
for (var i = 0; i < num_days; i++) {
//-----------------------------------------------------------------
// Draw weekday name
//-----------------------------------------------------------------
var e = document.createElement("div");
e.style.border="solid";
e.style.borderWidth=border;
e.style.background="#2647a0";
e.style.color="#fff";
e.style.borderColor="#000 #fff";
e.style.borderColor="#2647a0 #2647a0 #000 #2647a0";
e.style.display="block";
e.style.overflow="hidden";
e.style.position="absolute";
e.style.top=0;
e.style.left = i*day_width;
e.style.width=day_width - 2 * (padding + border);
e.style.height=header_height;
e.style.margin=0;
e.style.padding=padding;
e.style.fontFamily="sans-serif";
e.style.fontSize=header_height * 0.6;
e.style.textAlign="center";
e.classList.add('agenda-weekview-day')
var div = document.createElement("div");
div.appendChild(document.createTextNode(day[((j+1)%7+7)%7])); // js % is remainder, not modulus
j++;
e.appendChild(div);
document.body.appendChild(e);
//-----------------------------------------------------------------
// Draw weekday column border
//-----------------------------------------------------------------
e = document.createElement("div");
e.style.border="solid";
e.style.borderWidth=border;
e.style.background="#fff";
e.style.color="#000";
e.style.borderColor="#fff #000";
e.style.display="block";
e.style.overflow="hidden";
e.style.position="absolute";
e.style.top=header_height;
e.style.left=i*day_width;
e.style.width=day_width - 2 * (padding + border);
e.style.height=height -
2 * (padding + border) - header_height;
e.style.margin=0;
e.style.padding=padding;
e.classList.add('agenda-weekview-column')
document.body.appendChild(e);
}
//-----------------------------------------------------------------
// Draw a block for each meeting
//-----------------------------------------------------------------
visible_items.forEach(function(item) {
var sess_width = day_width / item.lanes;
var sess_height = ((item.end_time - item.start_time) * minute_height)
- 2 * (padding + border);
var day_left = ((item.day - start_day) * day_width);
var sess_left = day_left + sess_width * item.lane;
var sess_top = ((item.start_time - day_start) * minute_height) + header_height;
sess_width = sess_width - 2 * (padding + border);
var e = document.createElement("div");
e.style.border = "solid";
e.style.borderWidth = border;
if (item.area && color[item.area]) {
e.style.background=color[item.area].bg;
e.style.color=color[item.area].fg;
e.style.borderColor=color[item.area].fg;
} else {
if (item.area) {
console.log("No color for " + item.area + ": using default");
}
e.style.background="#e0e0e0";
e.style.color="#000000";
e.style.borderColor="#000000";
}
e.style.display="block";
e.style.overflow="hidden";
e.style.position="absolute";
e.style.top=sess_top;
e.style.left=sess_left;
e.style.width=sess_width;
e.style.height=sess_height;
e.style.margin=0;
e.style.padding=padding;
e.style.fontFamily="sans-serif";
e.style.fontSize="8pt";
e.item=item;
e.classList.add('agenda-weekview-meeting')
if (day_width !== sess_width) {
e.classList.add('agenda-weekview-meeting-mini')
}
e.onmouseenter = function(){resize(e,sess_top,day_left,
day_width-2*(padding+border),
sess_height, true)};
e.onmouseleave = function(){resize(e,sess_top,sess_left,sess_width,sess_height,false)};
if (item.agenda) {
e.onclick=function(){maximize(e)};
e.style.cursor="pointer";
}
var div = document.createElement("div");
div.appendChild(document.createTextNode(item.time));
div.appendChild(document.createElement("br"));
var label = item.name;
if (label.length === 0) {
label = "Free Slot";
}
if (item.group && color[item.area]) {
label = label + " (" + item.group + ")";
}
var bold = document.createElement("span");
bold.appendChild(document.createTextNode(label));
bold.style.fontWeight="bold";
div.appendChild(bold);
if (item.room) {
div.appendChild(document.createElement("br"));
var italics = document.createElement("span");
italics.appendChild(document.createTextNode(item.room));
italics.style.fontStyle="oblique";
div.appendChild(italics);
}
e.appendChild(div);
document.body.appendChild(e);
});
// Div to indicate rendering has occurred, for testing purposes.
var elt = document.createElement('div');
elt.id = 'wv-end';
document.body.appendChild(elt);
}
//===========================================================================
// Note: if "to_fit" is true and the text won't fit in the dimensions
// provided, then the height parameter is ignored, and the item is resized to
// be tall enough to contain the entire contents
var animation_counter = 0;
function resize(div, top, left, width, height, to_fit) {
var from_top = (div.style.top.replace("px",""));
var from_left = (div.style.left.replace("px",""));
var from_width = (div.style.width.replace("px",""));
var from_height = (div.style.height.replace("px",""));
// If we're fitting the height to the content, and there is overflow,
// calculate the new (larger) height
if (to_fit) {
div.style.removeProperty("height");
div.style.width = width;
var clientHeight = div.clientHeight;
div.style.height = from_height;
div.style.width = from_width;
if (clientHeight > height) {
height = clientHeight;
}
}
var animationId = "animation-" + (animation_counter++);
// Move the element to the front
div.style.zIndex = animation_counter;
var style = document.createElement('style');
style.textContent = "@keyframes " + animationId + " {" +
" from {" +
" top: " + from_top + ";" +
" left: " + from_left + ";" +
" width: " + from_width + ";" +
" height: " + from_height + ";" +
" }" +
" to {" +
" top: " + top + ";" +
" left: " + left + ";" +
" width: " + width + ";" +
" height: " + height + ";" +
" }" +
"}";
document.head.appendChild(style);
var callback = function() {
div.removeEventListener('animationend',callback);
document.head.removeChild(style);
div.style.top = top;
div.style.left = left;
div.style.width = width;
div.style.height = height;
if (div.callback) {
div.callback();
div.callback = undefined;
}
};
div.addEventListener('animationend', callback, false);
div.style.animationName = animationId;
div.style.animationDuration = "0.25s";
div.style.animationIterationCount = "1";
div.style.animationFillMode="forwards";
}
//===========================================================================
function finish_maximize(e) {
if (!e.item.agenda) {
console.log("Element has no agenda: " + JSON.stringify(e.item));
return;
}
e.insertBefore(document.createElement("br"),e.firstChild);
var img = document.createElement("img");
img.src = "{% static 'ietf/images/agenda-weekview/close.png' %}";
img.style.cssFloat="right";
img.onclick = function() {minimize(e);};
img.style.cursor="pointer";
e.insertBefore(img,e.firstChild);
var h = document.createElement("span");
h.appendChild(document.createTextNode(e.item.dayname));
h.style.fontWeight="bold";
e.insertBefore(h,e.firstChild);
e.style.fontSize="10pt";
var tmp = e.style.height;
e.style.removeProperty("height");
var used_height = e.clientHeight;
e.style.height = tmp;
var frame = document.createElement("iframe");
frame.setAttribute("src",e.item.agenda);
frame.style.position = "absolute";
frame.style.left = 8;
frame.style.width = e.clientWidth - 16 - 2 * (padding + border);
frame.style.top = used_height + 8;
frame.style.height = e.clientHeight - used_height - 16 - 2*(padding+border);
frame.style.background = "#fff";
frame.style.overflow="auto";
frame.id="agenda";
frame.style.border = e.style.border;
frame.style.borderWidth = border;
frame.style.padding = padding;
frame.style.borderColor = e.style.borderColor;
e.appendChild(frame);
e.keyHandler = function(event) {
console.log(event.code);
if(event.code === "Escape") {
minimize(e);
}
};
document.addEventListener('keydown', e.keyHandler, false);
}
//===========================================================================
function finish_minimize(e) {
e.onmouseenter = e.oldmouseenter;
e.onmouseleave = e.oldmouseleave;
e.oldmouseenter = undefined;
e.oldmouseleave = undefined;
e.style.cursor="pointer";
}
//===========================================================================
function maximize(e) {
if (e.onmouseenter)
{
e.oldmouseenter = e.onmouseenter;
e.oldmouseleave = e.onmouseleave;
e.onmouseenter = undefined;
e.onmouseleave = undefined;
e.style.cursor="auto";
e.callback = function(){finish_maximize(e);}
resize(e,0,0,
document.body.clientWidth-2*(padding + border),
document.body.clientHeight-2*(padding + border), false);
}
}
//===========================================================================
function minimize(e) {
var agenda = document.getElementById("agenda");
if (agenda) {
e.removeChild(agenda);
}
document.removeEventListener('keydown', e.keyHandler, false);
e.callback = function(){finish_minimize(e);};
e.oldmouseleave();
e.removeChild(e.firstChild);
e.removeChild(e.firstChild);
e.removeChild(e.firstChild);
e.style.fontSize="8pt";
}
//===========================================================================
//
function get_first_item(items, type) {
var earliest;
for (var ii=0; ii < items.length; ii++) {
var this_item = items[ii];
if (type && (this_item.type !== type)) {
continue;
}
// Update earliest if we don't have an earliest item yet or this_item is earlier
if (!earliest || (items[ii].utc_time < earliest.utc_time)) {
earliest = items[ii];
}
}
return earliest;
}
//===========================================================================
//
function prepare_items(items, timezone_name) {
function make_display_item(item) {
return {
name: item.name,
group: item.group,
area: item.area,
room: item.room,
agenda: item.agenda,
key: item.key,
type: item.type,
filter_keywords: item.filter_keywords
}
};
/* Ported from Django view, which had the following comment:
* Only show assignments from the traditional meeting "week" (Sat-Fri).
* We'll determine this using the saturday before the first scheduled regular session. */
var first_session = get_first_item(items, 'Regular');
if (!first_session) {
first_session = get_first_item(items); // any type
}
var first_session_time = moment(first_session.utc_time).utc();
if (timezone_name) {
first_session_time.tz(timezone_name); // mutates the moment
}
// Moment.js day() uses 0 == Sunday, 6 == Saturday
days_since_saturday = first_session_time.day() - 6;
if (days_since_saturday < 0) {
days_since_saturday += 7;
}
saturday_before = first_session_time.clone().startOf('day').subtract(days_since_saturday, 'days');
var display_items = [];
for (var ii = 0; ii < items.length; ii++) {
var this_item = items[ii];
/* It's possible an event overlaps the moment of a daylight savings shift.
* Calculate the end_moment in utc() time, which has no DST. Once we switch
* to a time zone, end time minus start time may not equal duration. */
var start_moment = moment(this_item.utc_time).utc();
var end_moment = start_moment.clone().add(this_item.duration, 'seconds');
if (timezone_name) {
start_moment.tz(timezone_name);
end_moment.tz(timezone_name);
}
// Avoid off-by-one day number calculations if a session ends at midnight
var just_before_end_moment = end_moment.clone().subtract(1, 'millisecond');
var start_day = start_moment.diff(saturday_before, 'days') - 1; // shift so sunday = 0
var end_day = just_before_end_moment.diff(saturday_before, 'days') - 1; // shift so sunday = 0
// Generate display items - create multiple if item ends on different day than starts
for (var day = start_day; day <= end_day; day++) {
var display_item = make_display_item(this_item);
display_item.day = day;
if (day === start_day) {
// First day of session - compute start time
display_item.start_time = start_moment.diff(
start_moment.clone().startOf('day'),
'minutes'
);
} else {
// Not first day, start at midnight
display_item.start_time = 0;
display_item.name += " - continued";
}
if (day === end_day) {
// Last day of session - compute end time
display_item.end_time = end_moment.diff(
just_before_end_moment.clone().startOf('day'),
'minutes'
);
} else {
/* Not last day, use full day. Calculate this on the fly to account for
* daylight savings shifts, when a calendar day is not 24*60 minutes long. */
display_item.end_time = just_before_end_moment.clone().endOf('day').diff(
just_before_end_moment.clone().startOf('day'),
'minutes'
);
}
display_item.time = start_moment.format('HHmm') + '-' + end_moment.format('HHmm');
display_item.dayname = start_moment.format('dddd, ').toUpperCase() +
start_moment.format('MMMM D, Y');
display_items.push(display_item);
}
}
return display_items;
}
//===========================================================================
// Set up events for drawing the calendar
function redraw_weekview() {
var query_params = agenda_filter.parse_query_params(window.location.search);
var timezone_name = query_params.tz || 'utc';
items = prepare_items(all_items, timezone_name);
draw_calendar(items, agenda_filter.get_filter_params(query_params));
}
window.addEventListener("resize", redraw_weekview, false);
window.addEventListener("load", redraw_weekview, false);
window.addEventListener("hashchange", redraw_weekview, false);
</script>
</head>
<body>
<div id="cal"><span>Error loading calendar</span></div>
</body></html>