Created
February 15, 2011 16:00
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Populates a div with events from a Google calendar.
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var entries = 4; | |
var months = ["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"]; | |
var re = /(-)?(\d{4})-(\d{2})-(\d{2})(T(\d{2}):(\d{2}):(\d{2})(\.\d+)?)?(([\+-])((\d{2}):(\d{2})))?/; | |
var cal_url = "http://www.google.com/calendar/feeds/"+ | |
"mayflowerscout.org_slg49dbs6rt290ihtrq9oo8hm8@group.calendar.google.com/"+ | |
"public/full?"+ | |
"alt=json-in-script&"+ | |
"callback=showEvents&"+ | |
"orderby=starttime&"+ | |
"max-results="+entries+"&"+ | |
"singleevents=true&"+ | |
"sortorder=ascending&"+ | |
"futureevents=true"; | |
var events; | |
function loadJS(url){ | |
var head = document.getElementsByTagName("head")[0]; | |
var script = document.createElement("script"); | |
script.type = "text/javascript"; | |
script.src = url; | |
head.appendChild(script); | |
} | |
function call_on_load(func){ | |
var temp; | |
if(window.onload) temp = window.onload; | |
window.onload = function(){ | |
if(temp) temp(); | |
func(); | |
} | |
} | |
function parseTime(dateString) { | |
var matches = dateString.match(re); | |
if(matches[5]) return new Date(dateString.replace(re,'$3/$4/$2 $6:$7:$8 GMT$11$13$14')); | |
return new Date(dateString); | |
} | |
function formatEventTime(startTime,endTime,parentElement){ | |
var d = document.createElement("div"); | |
d.className = "event_date"; | |
function dateFormatter(time){ | |
return time.getDate() + " " + months[time.getMonth()]; | |
} | |
start_day = startTime.getDate(); | |
start_month = startTime.getMonth(); | |
end_day = endTime.getDate(); | |
end_month = endTime.getMonth(); | |
d.innerHTML = dateFormatter(startTime); | |
if(start_month==end_month) { | |
if((end_day - start_day) > 1) { | |
d.innerHTML += " - " + dateFormatter(endTime); | |
} | |
} | |
parentElement.appendChild(d); | |
} | |
function showEvents(e){ | |
evts = e.feed.entry; | |
var event_str = ""; | |
events.removeChild(events.children[0]); | |
var ev; | |
for(var i=0;i<evts.length;i++) { | |
ev = evts[i]; | |
var startTime = parseTime(ev.gd$when[0].startTime); | |
var endTime = parseTime(ev.gd$when[0].endTime); | |
var item = document.createElement("div"); | |
item.className = "event_item"; | |
formatEventTime(startTime,endTime,item); | |
var info = document.createElement("div"); | |
info.className = "event_info"; | |
var t = document.createElement("span"); | |
t.className = "event_title"; | |
t.innerHTML = ev.title.$t; | |
info.appendChild(t); | |
var l = document.createElement("span"); | |
l.className = "event_where"; | |
var matches = ev.gd$when[0].startTime.match(re); | |
if(matches[6]) { | |
l.innerHTML += matches[6] + matches[7] + "hrs"; | |
} | |
if(ev.gd$where[0].valueString != "") { | |
l.innerHTML += " @ "+ ev.gd$where[0].valueString; | |
} | |
info.appendChild(l); | |
item.appendChild(info); | |
events.appendChild(item); | |
} | |
} | |
(function(){ | |
call_on_load(function(){ | |
loadJS(cal_url); | |
events = document.getElementById("calendar_events"); | |
}); | |
})(); |
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