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(function(FMS, Backbone, _) {
_.extend( FMS, {
Locate: function() { return {
locating: 0,
updating: 0,
lookup: function(q) {
var that = this;
if (!q) {
this.trigger('search_failed', { msg: FMS.strings.missing_location } );
return false;
}
var url = CONFIG.FMS_URL + '/ajax/lookup_location?term=' + q;
var x = $.ajax( {
url: url,
dataType: 'json',
timeout: 30000,
success: function(data, status) {
if ( status == 'success' ) {
if ( data.latitude ) {
that.trigger('search_located', { coordinates: { latitude: data.latitude, longitude: data.longitude } } );
} else if ( data.suggestions ) {
that.trigger( 'search_failed', { suggestions: data.suggestions, locations: data.locations } );
} else {
that.trigger( 'search_failed', { msg: data.error } );
}
} else {
that.trigger( 'search_failed', { msg: FMS.strings.location_problem } );
}
},
error: function(data, status, errorThrown) {
that.trigger( 'search_failed', { msg: FMS.strings.location_problem } );
}
} );
},
geolocate: function( minAccuracy, skipLocationCheck ) {
this.locating = 1;
var that = this;
this.watch_id = navigator.geolocation.watchPosition(
function(location) {
if ( that.watch_id === undefined ) { FMS.printDebug( 'no watch id' ); return; }
if ( minAccuracy && location.coords.accuracy > minAccuracy ) {
that.trigger('gps_locating', location.coords.accuracy);
} else {
that.locating = 0;
navigator.geolocation.clearWatch( that.watch_id );
delete that.watch_id;
if ( skipLocationCheck ) {
that.trigger('gps_located', { coordinates: location.coords } );
} else {
that.check_location(location.coords, false);
}
}
},
function(err) {
if ( that.watch_id === undefined ) { return; }
that.locating = 0;
navigator.geolocation.clearWatch( that.watch_id );
delete that.watch_id;
var errorMsg = FMS.strings.geolocation_failed;
if ( err && err.code == PositionError.PERMISSION_DENIED ) {
errorMsg = FMS.strings.geolocation_denied;
}
that.trigger('gps_failed', { msg: errorMsg } );
},
{ timeout: 20000, enableHighAccuracy: true }
);
},
trackPosition: function() {
this.updating = 1;
var that = this;
this.track_watch_id = navigator.geolocation.watchPosition(
function(location) {
that.trigger('gps_current_position', { coordinates: location.coords } );
},
function() {},
{ timeout: 20000, enableHighAccuracy: true }
);
},
stopTracking: function() {
this.updating = 0;
if ( this.track_watch_id ) {
navigator.geolocation.clearWatch( this.track_watch_id );
delete this.track_watch_id;
}
},
check_location: function(coords, showSpinner) {
if ( typeof( showSpinner ) === 'undefined' ) {
showSpinner = true;
}
var that = this;
$.ajax( {
url: CONFIG.FMS_URL + 'report/new/ajax',
global: showSpinner,
dataType: 'json',
data: {
latitude: coords.latitude,
longitude: coords.longitude
},
timeout: 10000,
success: function(data) {
if (data.error) {
that.trigger('gps_failed', { msg: data.error } );
return;
}
that.trigger('gps_located', { coordinates: coords, details: data } );
},
error: function (data, status, errorThrown) {
that.trigger('gps_failed', { msg: FMS.strings.location_check_failed } );
}
} );
}
}; }
});
})(FMS, Backbone, _);
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