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HTML: Geolocation with fallback
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// geo-location shim | |
// currentely only serves lat/long | |
// depends on jQuery | |
;(function(geolocation){ | |
if (geolocation) return; | |
var cache; | |
geolocation = window.navigator.geolocation = {}; | |
geolocation.getCurrentPosition = function(callback){ | |
if (cache) callback(cache); | |
$.getScript('//www.google.com/jsapi',function(){ | |
cache = { | |
coords : { | |
"latitude": google.loader.ClientLocation.latitude, | |
"longitude": google.loader.ClientLocation.longitude | |
} | |
}; | |
callback(cache); | |
}); | |
}; | |
geolocation.watchPosition = geolocation.getCurrentPosition; | |
})(navigator.geolocation); | |
// usage | |
navigator.geolocation.watchPosition(function(pos){ | |
console.log("I'm located at ",pos.coords.latitude,' and ',pos.coords.longitude); | |
}); |
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