calendar/app/assets/javascripts/calendar_frontend.js

529 lines
16 KiB
JavaScript

var Calendar = function(dom,page_id){
c = this;
this.title = $("#current_title");
this.calendar = $(dom);
this.nextBtn = $("#next_month_btn");
this.prevBtn = $("#prev_month_btn");
this.todayBtn = $("#today_btn");
this.modeBtns = $(".calendar_mode button");
this.refreshBtn = $("#refresh_btn");
this.dialog = new EventDialog(c);
this.loading = $('#calendar-loading');
this.agenda_space = $("#calendar_agenda");
this.currentView = "month";
this.page_id = page_id;
this.navigation = $("#navigation");
this.rangeSelection = $("#range_selection");
var agendaView = new AgendaView(c);
var loadeventsonviewchange = false;
this.initialize = function(){
var date = new Date();
var d = date.getDate();
var m = date.getMonth();
var y = date.getFullYear();
var dview = (c.currentView == "agenda" ? "month" : c.currentView);
c.calendar.fullCalendar({
editable: false,
selectable: false,
events: "/xhr/calendars/events?page_id="+c.page_id,
header: false,
default: dview,
height: $("body").height() - 141,
loading: function(bool) {
if (bool) c.loading.css("left",($(window).width()/2 - 60) + "px").show();
else c.loading.hide();
},
windowResize : function(view){
view.setHeight($("body").height() - 141);
c.calendar.fullCalendar("refetchEvents");
},
viewDisplay: function(view) {
c.title.html(view.title);
},
eventClick: function(calEvent, e, view) {
c.dialog.dismiss();
c.dialog.inflate(calEvent);
c.dialog.show({"x":e.originalEvent.clientX,"y":e.originalEvent.clientY});
}
});
c.nextBtn.click(function(){
c.dialog.dismiss();
c.calendar.fullCalendar('next');
});
c.prevBtn.click(function(){
c.dialog.dismiss();
c.calendar.fullCalendar('prev');
});
c.todayBtn.click(function(){
c.dialog.dismiss();
c.calendar.fullCalendar('today');
});
c.modeBtns.click(function(){
c.dialog.dismiss();
toggleViews($(this).data("mode"));
});
c.refreshBtn.click(function(){
c.dialog.dismiss();
if(c.currentView == "agenda")
agendaView.refresh();
else
c.calendar.fullCalendar("refetchEvents");
});
var toggleViews = function(view){
c.modeBtns.removeClass("active");
c.modeBtns.each(function(){
if ($(this).data("mode") == view)
$(this).addClass("active");
})
if(view != "agenda"){
if(c.currentView == "agenda"){
$("#sec1").addClass("span3").removeClass("span7");
$("#sec2").show();
$("#sec3").addClass("span4").removeClass("span5");
agendaView.hide();
}
c.calendar.fullCalendar('changeView',view);
}else{
$("#sec1").addClass("span7").removeClass("span3");
$("#sec2").hide();
$("#sec3").addClass("span5").removeClass("span4");
agendaView.inflate();
}
c.currentView = view;
if(loadeventsonviewchange){
c.calendar.fullCalendar("refetchEvents");
loadeventsonviewchange = false;
}
}
if(c.currentView == "agenda"){toggleViews("agenda");loadeventsonviewchange = true;}
}
this.renderEvent = function(eventStick){
if(eventStick.recurring == true)
c.calendar.fullCalendar("refetchEvents");
else
c.calendar.fullCalendar("renderEvent",eventStick);
}
$(document).ready(function() {
c.initialize();
});
}
var EventDialog = function(calendar,event){
_t = this;
var event_quick_view = null;
var template = "";
var _this_event = null;
this.inflate = function(_event){
if(!_event) throw new UserException("EventStick can't be null!");
_this_event = _event;
var start_time = "",
end_time = "",
time_string = null;
if(_event.allDay){
start_time = (/00:00:00/i.test(_event._start.toLocaleString()) ? $.fullCalendar.formatDate(_event._start,"ddd MMM dd, yyyy") : $.fullCalendar.formatDate(_event._start,"ddd MMM dd, yyyy hh:mm"));
if(_event._end)
end_time = (/00:00:00/i.test(_event._end.toLocaleString()) ? $.fullCalendar.formatDate(_event._end,"ddd MMM dd, yyyy") : $.fullCalendar.formatDate(_event._end,"ddd MMM dd, yyyy hh:mm"));
time_string = (_event._start === _event._end || !_event._end ? start_time : start_time + " - " + end_time);
}else{
var reg = new RegExp(/ [0-9][0-9]:[0-9][0-9]:[0-9][0-9]/),
stime = _event._start.toLocaleString().split(",")[1],
etime = _event._end.toLocaleString().split(",")[1];
start_time = _event._start.toLocaleString().replace(stime,",");
end_time = _event._end.toLocaleString().replace(etime,",");
stime = stime.substr(0,stime.length - 3);
etime = etime.substr(0,etime.length - 3);
time_string = (start_time === end_time ? start_time + " " + stime + " - " + etime : start_time + " " + stime + " - " + end_time + " " +etime );
}
event_quick_view = $('<div class="modal" style="width: 300px; display:none; margin:0 0 0 0;"></div>');
template = '<div class="modal-header"><button type="button" class="close event-close-btn" data-dismiss="modal" aria-hidden="true">&times;</button><h3>'+ _event.title +'</h3></div><div class="modal-body"><div class="event_summary">'+ time_string +'</div>'+ _event.note +'</div><div class="modal-footer"></div>';
}
this.show = function(pos){
if(pos){
var pos = getPosition(pos);
event_quick_view.css({"left":pos.x+"px","top":pos.y+"px"});
}
event_quick_view.html(template).appendTo("body").show();
event_quick_view.find(".event-close-btn").one("click",function(){_t.dismiss();});
event_quick_view.find("a.delete").one("click",function(){calendar.deleteEvent(_this_event.delete_url,_this_event._id);return false;});
event_quick_view.find("a.edit").one("click",function(){calendar.editEvent(_this_event.edit_url,_this_event.allDay);return false;});
}
this.dismiss = function(){
if(event_quick_view)
event_quick_view.remove();
}
var getPosition = function(pos){
var x = pos.x,
y = pos.y,
winheight = $(window).height();
if((x + event_quick_view.width()) > $(window).width()){
x = x - event_quick_view.width();
}
if((y + event_quick_view.height()) > winheight){
y = y - event_quick_view.height();
}
return {"x":x,"y":y};
}
if(event)
_t.inflate(event);
}
var UserException = function(message) {
this.message = message;
this.name = "UserException";
this.toString = function(){
return this.message;
}
}
var AgendaView = function(calendar){
var av = this;
var _calendar = calendar;
var agenda_space = _calendar.agenda_space;
var today = new Date();
var minDifference = 6;
var start_month = today.getMonth();
var start_year = today.getFullYear();
var end_month = ((start_month + minDifference) > 11 ? (start_month + minDifference) - 11 : start_month + minDifference);
var end_year = ((start_month + minDifference) > 11 ? start_year+1 : start_year);
var monthNames = ['January','February','March','April','May','June','July','August','September','October','November','December'];
var month_template = '<div class="span4"><h4></h4><div class="tiny_calendar"><table class="table"><tbody><tr><th class="week_title">Sun</th><th class="week_title">Mon</th><th class="week_title">Tue</th><th class="week_title">Wed</th><th class="week_title">Thu</th><th class="week_title">Fri</th><th class="week_title">Sat</th></tr></tbody></table></div></div>';
var event_list_template = '<div class="span8"><table class="table event_list"><thead><tr height="0"><th class="span3"></th><th class="span2"></th><th class=""></th></tr></thead><tbody><tr><td colspan="3" class="no_events">No events for this month.</td></tr></tbody></table></div>';
var head_template = '<div><label>From</label> <select name="start_month" class="input-small"></select><select name="start_year" class="input-small"></select><label>To</label> <select name="end_month" class="input-small"></select><select name="end_year" class="input-small"></select><button id="show_events" class="btn bt-filter">Show Events</button></div>';
var event_template = "<tr><th></th><td class='event_time'></td><td><div class='event'></div></td></tr>";
var cache = false;
var show_event_clicked = false;
this.refresh = function(){
av.inflate(true);
}
this.inflate = function(forceInflation){
loading(true);
_calendar.calendar.hide();
_calendar.navigation.hide();
if(!forceInflation){
if(cache){
av.show();
loading(false);
return;
}
}
agenda_space.empty();
if(!show_event_clicked){
_calendar.rangeSelection.empty();
_calendar.rangeSelection.append(renderHead().html()).show();
_calendar.rangeSelection.find("button#show_events").click(function(){
show_event_clicked = true;
start_month = parseInt($("select[name=start_month]").val());
end_month = parseInt($("select[name=end_month]").val());
start_year = parseInt($("select[name=start_year]").val());
end_year = parseInt($("select[name=end_year]").val());
av.inflate(true);
})
}
show_event_clicked = false;
eventsManager();
var s = start_month,
e = end_month
y = start_year;
e = (e > s && start_year == end_year? e : e + 11);
if(end_year > start_year)
e = e + ((end_year - start_year -1) * 12);
else e--;
for(var i = s;i <= e+1; i++){
var m = new Month(s,y);
s++;
if(s > 11){
s = 0;
y++;
}
if(e == 0)
agenda_space.text("Invalid Range of Dates.")
else
agenda_space.append(m.monthDom);
}
loading(false);
}
this.hide = function(){
cache = true;
_calendar.rangeSelection.hide();
agenda_space.hide();
_calendar.navigation.show();
_calendar.calendar.show();
}
this.show = function(){
_calendar.rangeSelection.show();
agenda_space.show();
}
var copyObject = function(x){
return x.clone();
}
var eventsManager = function(){
var url = "/xhr/calendars/agenda",
sd = new Date(start_year,start_month,1),
ed = new Date(end_year,end_month+1,0);
$.ajax({
type : "get",
url : url,
data : {"agenda_start":sd.toLocaleString(),"agenda_end":ed.toLocaleString(),"page_id" : _calendar.page_id},
success : function(events){
$.each(events,function(i,e){
var ed = eventDom(e),
s = new Date(e.start),
e = new Date(e.end),
e_m = ((e.getMonth() > s.getMonth() || s.getMonth() == e.getMonth()) && s.getFullYear() == e.getFullYear() ? e.getMonth() : e.getMonth() + 12)
s_m = s.getMonth(),
s_y = s.getFullYear();
if(e.getFullYear() > s.getFullYear())
e_m = e_m + ((e.getFullYear() - s.getFullYear() -1) * 12);
for(var i = s_m; i < e_m + 1; i++){
var temp_ed = copyObject(ed);
var list = agenda_space.find("div[data-month="+s_m+"][data-year="+s_y+"] table.event_list tbody");
list.append(temp_ed);
s_m++;
if(s_m > 11){
s_m = 0;
s_y++;
}
}
if(s.getDate() == e.getDate() && s.getMonth() == s.getMonth() && e.getFullYear() == e.getFullYear()){
var td = agenda_space.find("td[data-date-node="+s.getDate()+"-"+s.getMonth()+"-"+s.getFullYear()+"]");
td.addClass("has_event");
}else{
var timeDiff = Math.abs(e.getTime() - s.getTime()),
diffDays = Math.ceil(timeDiff / (1000 * 3600 * 24)),
c_m = s.getMonth(),
c_d = s.getDate(),
c_y = s.getFullYear(),
end_of_c_month = new Date(s.getFullYear(),s.getMonth()+1,0).getDate();
for(var i = 0; i <= diffDays; i++){
var td = agenda_space.find("td[data-date-node="+c_d+"-"+c_m+"-"+c_y+"]");
td.addClass("has_event");
c_d++;
if(c_d > end_of_c_month){
c_d = 1;
c_m++;
if(c_m > 11){
c_m = 0;
c_y++;
}
}
}
}
})
agenda_space.find("table.event_list tbody").each(function(){
if($(this).find("tr").length > 1)
$(this).find("td.no_events").parent().remove();
})
}
})
var eventDom = function(event){
var e_t = $(event_template),
s = new Date(event.start),
e = new Date(event.end),
dateFormat = "";
if(s.getDate() == e.getDate() && s.getMonth() == s.getMonth() && e.getFullYear() == e.getFullYear())
dateFormat = $.fullCalendar.formatDate(s, "ddd dd");
else
dateFormat = $.fullCalendar.formatDates(s, e, "ddd dd, MMM - {ddd dd, MMM}");
e_t.find("th").text(dateFormat);
e_t.find("td.event_time").text((event.allDay ? "All Day" : $.fullCalendar.formatDate(s, "hh:mm")));
e_t.find("div.event").text(event.title).css("color",event.color);
return e_t;
}
}
var loading = function(bool) {
if (bool) _calendar.loading.css("left",($(window).width()/2 - 60) + "px").show();
else _calendar.loading.hide();
}
var renderHead = function(){
var head = $(head_template);
var start_month_select = head.find("select[name=start_month]");
for(var i = 0; i < 12; i++){
var option = $("<option value='"+i+"'>"+monthNames[i]+"</option>");
if(i == start_month)
option.attr("selected","selected");
start_month_select.append(option);
}
var end_month_select = head.find("select[name=end_month]");
for(var i = 0; i < 12; i++){
var option = $("<option value='"+i+"'>"+monthNames[i]+"</option>");
if(i == end_month)
option.attr("selected","selected");
end_month_select.append(option);
}
var start_year_select = head.find("select[name=start_year]");
var y = start_year - 5;
for(var i = 0; i < 10; i++){
var option = $("<option value='"+y+"'>"+y+"</option>");
if(y == start_year)
option.attr("selected","selected");
start_year_select.append(option);
y++;
}
var end_year_select = head.find("select[name=end_year]");
y = start_year - 5;
for(var i = 0; i < 10; i++){
var option = $("<option value='"+y+"'>"+y+"</option>");
if(y == end_year)
option.attr("selected","selected");
end_year_select.append(option);
y++;
}
return head;
}
var Month = function(month,year){
_this = this;
this.monthDom = $("<div class='row-fluid' data-year='"+year+"' data-month='"+month+"'></div>");
var template = $(month_template);
var list_template = $(event_list_template);
var firstDay = new Date(year,month,1);
var lastDay = new Date(year,month+1,0);
var last_inserted_date = 1;
var renderMonth = function(){
var num_of_rows = getNumberOfRows(year,month)
for(var i = 0; i < num_of_rows; i++){
var tr = null;
if(i == 0)
tr = makeRow("first");
else if(i == (num_of_rows - 1)){
tr = makeRow("last");
}else{
tr = makeRow("middle");
}
if(tr == null){
break;
}
template.find("table.table tbody").append(tr);
template.find("h4").text(monthNames[firstDay.getMonth()] + " - " + firstDay.getFullYear());
}
_this.monthDom.append(template);
_this.monthDom.append(list_template);
}
function getNumberOfRows(year, month) {
var day = 1,
sat_counter = 0,
sunday_counter = 0,
date = new Date(year, month, day);
while(date.getMonth() === month) {
if(date.getDay() === 0) {
sunday_counter++;
}else if(date.getDay() === 6) {
sat_counter++;
}
day++;
date = new Date(year, month, day);
}
return (sunday_counter == 5 && sat_counter == 5 ? 6 : 5);
}
var makeRow = function(position){
if(last_inserted_date <= lastDay.getDate()){
var row = $("<tr></tr>");
switch (position){
case "first":
for(var i = 0;i < 7;i++){
var td = $("<td></td>");
if(i >= firstDay.getDay()){
td.text(last_inserted_date);
td.attr("data-date-node",last_inserted_date+"-"+firstDay.getMonth()+"-"+firstDay.getFullYear());
last_inserted_date++;
}
row.append(td);
}
break;
case "middle":
for(var i = 0;i < 7;i++){
var td = $("<td></td>");
td.text(last_inserted_date);
td.attr("data-date-node",last_inserted_date+"-"+firstDay.getMonth()+"-"+firstDay.getFullYear());
last_inserted_date++;
row.append(td);
}
break;
case "last":
for(var i = 0;i < 7;i++){
var td = $("<td></td>");
if(i <= lastDay.getDay()){
td.text(last_inserted_date);
td.attr("data-date-node",last_inserted_date+"-"+firstDay.getMonth()+"-"+firstDay.getFullYear());
last_inserted_date++;
}
row.append(td);
}
break;
}
}else{
var row = null;
}
return row;
}
renderMonth();
}
}