From ad61ffdbaf004dd3b33adf8f2780500069fa097b Mon Sep 17 00:00:00 2001
From: Ugnich Anton
Date: Sat, 28 Jan 2012 14:45:42 +0700
Subject: JS, CSS, PNG

---
 web/map.js | 182 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 182 insertions(+)
 create mode 100644 web/map.js

(limited to 'web/map.js')

diff --git a/web/map.js b/web/map.js
new file mode 100644
index 00000000..4359727f
--- /dev/null
+++ b/web/map.js
@@ -0,0 +1,182 @@
+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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