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var map;
var mc;
var icon=new GIcon(G_DEFAULT_ICON,"http://maps.google.com/mapfiles/marker_orange.png");
function mapInit() {
var lat=getHashVar("lat");
var lon=getHashVar("lon");
var zoom=getHashVar("zoom");
if(!lat || !lon || !zoom) {
lat=readCookie("lat");
lon=readCookie("lon");
zoom=readCookie("zoom");
if(!lat || !lon || !zoom) {
lat=30;
lon=0;
zoom=2;
}
else {
lat=parseFloat(lat);
lon=parseFloat(lon);
zoom=parseInt(zoom);
}
} else {
lat=parseFloat(lat);
lon=parseFloat(lon);
zoom=parseInt(zoom);
}
map=new GMap2(document.getElementById("geomap"));
map.setCenter(new GLatLng(lat,lon),zoom,G_HYBRID_MAP);
map.addControl(new GMapTypeControl());
map.enableScrollWheelZoom();
map.addControl(new GLargeMapControl(),new GControlPosition(G_ANCHOR_TOP_LEFT, new GSize(-10,-60)));
mc=new MarkerClusterer(map,null,{
gridSize:40,
maxZoom:15
});
GEvent.addListener(map,"moveend",mapLoadMarkers);
GEvent.addListener(map,"zoomend",mapLoadMarkers);
mapLoadMarkers();
}
function mapLoadMarkers() {
var mapcenter=map.getCenter();
var lat=Math.round(mapcenter.lat()*100000)/100000;
var lon=Math.round(mapcenter.lng()*100000)/100000;
window.location.hash.replace("#lat="+lat+"&lon="+lon+"&zoom="+map.getZoom());
writeCookie("lat",lat,365,"/map");
writeCookie("lon",lon,365,"/map");
writeCookie("zoom",map.getZoom(),365,"/map");
var bounds=map.getBounds();
var swlat=bounds.getSouthWest().lat();
if(swlat<-90) swlat=-90;
var swlng=bounds.getSouthWest().lng();
if(swlng<-180) swlng=-180;
var nelat=bounds.getNorthEast().lat();
if(nelat>90) nelat=90;
var nelng=bounds.getNorthEast().lng();
if(nelng>180) nelng=180;
if(nelng<swlng) {
var tmp=nelng;
nelng=swlng;
swlng=tmp;
}
var nodes=document.getElementsByClassName("loadScript");
for(var i=0; i<nodes.length; i++)
nodes[i].parentNode.removeChild(nodes[i]);
loadScript("http://api.juick.com/places?south="+swlat+"&west="+swlng+"&north="+nelat+"&east="+nelng+"&count=75&callback=mapParsePlaces");
loadScript("http://api.juick.com/messages?south="+swlat+"&west="+swlng+"&north="+nelat+"&east="+nelng+"&callback=mapParseMessages");
}
function loadScript(src) {
var scripttag=document.createElement("script");
scripttag.setAttribute("type","text/javascript");
scripttag.setAttribute("src",src);
scripttag.setAttribute("class","loadScript");
document.getElementsByTagName("head")[0].appendChild(scripttag);
}
function mapParsePlaces(json) {
var places=document.getElementById("places");
while(places.hasChildNodes()) places.removeChild(places.lastChild);
var markers=[];
for(var i=0; i<json.length; i++) {
markers.push(
createMarker(
json[i].pid,
new GLatLng(parseFloat(json[i].lat),parseFloat(json[i].lon)),
json[i].name,
"http://juick.com/places/"+json[i].pid,
icon
)
);
if(i<10) {
var li=document.createElement("li");
li.innerHTML='<li><a href="/places/'+json[i].pid+'">'+json[i].name+'</a></li>';
places.appendChild(li);
}
}
mc.clearMarkers();
mc.addMarkers(markers);
}
function mapParseMessages(json) {
var msgs=document.getElementById("messages");
while(msgs.hasChildNodes()) msgs.removeChild(msgs.lastChild);
for(var i=0; i<json.length; i++) {
var replies=json[i].replies;
if(!replies) replies=0;
var ihtml='<div class="msg"><big><a href="/'+json[i].user.uname+'/">@'+json[i].user.uname+'</a>:';
if(json[i].tags)
for(var n=0; n<json[i].tags.length; n++)
ihtml+=' <a href="/'+json[i].user.uname+'/?tag='+json[i].tags[n]+'">*'+json[i].tags[n]+'</a>';
ihtml+='</big><div class="msgtxt">';
if(json[i].location)
ihtml+='<b>Location:</b> <a href="/places/'+json[i].location.place_id+'">'+json[i].location.name+'</a><br/>';
if(json[i].photo)
ihtml+='<b>Attachment:</b> <a href="'+json[i].photo.medium+'">Photo</a><br/>';
if(json[i].video)
ihtml+='<b>Attachment:</b> <a href="'+json[i].video.mp4+'">Video</a><br/>';
ihtml+=json[i].body+'</div><div class="msgbottom"><div class="msgnum"><a href="/'+json[i].user.uname+'/'+json[i].mid+'">#'+json[i].mid+'</a></div><div class="msginfo"><a href="/'+json[i].user.uname+'/'+json[i].mid+'">replies: '+replies+'</a></div></div></div>';
var li=document.createElement("li");
li.className='liav';
li.style.backgroundImage='url(http://i.juick.com/as/'+json[i].user.uid+'.png)';
li.innerHTML=ihtml;
msgs.appendChild(li);
}
}
function createMarker(id,latlng,title,href,icon) {
var marker=new GMarker(latlng,{
'icon':icon,
'title':title
});
marker.param=id;
if(href && href!="")
GEvent.addListener(marker,"click",function(ll) {
var txt='<a href="'+href+'">'+title+'</a>';
map.openInfoWindowHtml(ll,txt);
});
return marker;
}
function getHashVar(variable) {
var query=window.location.hash.substring(1);
var vars=query.split("&");
for(var i=0; i<vars.length; i++) {
var pair=vars[i].split("=");
if(pair[0]==variable) return pair[1];
}
return null;
}
function writeCookie(name,value,days,path) {
var expires;
if(days) {
var date=new Date();
date.setTime(date.getTime()+(days*24*60*60*1000));
expires="; expires="+date.toGMTString();
} else expires="";
if(!path) path="/";
document.cookie=name+"="+value+expires+"; path="+path;
}
function readCookie(name) {
var nameEQ=name+"=";
var ca=document.cookie.split(';');
for(var i=0; i<ca.length; i++) {
var c=ca[i];
while(c.charAt(0)==' ') c=c.substring(1,c.length);
if(c.indexOf(nameEQ)==0) return c.substring(nameEQ.length,c.length);
}
return null;
}
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