language: javascript

proivde helper function that uses the parse-dms node package to convert the GPSLatitude and GPSLongitude into degrees rather than DMS.

const imageBucket = storage.bucket(photo.bucket);

//Create a working directory

const workingDir = path.join(os.tmpdir(), 'exif');

const tmpFilePath = path.join(workingDir, photo.name);

//Wait until the temp directory is ready

await fs.ensureDir(workingDir);

//Download file to temp directory

await imageBucket.file(photo.name).download ({

destination: tmpFilePath

});

try {

//call our helper function that getx EXIF from the local file.

getExif(tmpFilePath);

} catch(error){

console.log('Error: ' + error.message);

}

// clean Up

await fs. remove(workingDir);

return true;

};

// helper functions

function getExif(tempImage) {

new ExifImage(

{ image : tempImage},

function (error, exifData) {

if (error)

console.log('Error: ' + error.message);

else

//cal helper function that writes EXIF data to the log

logExif(exifData);

}

)

}

function logExif(data) {

console.log(data.gps.GPSLatitude[0]);

console.log(data.gps.GPSLatitude[1]);

console.log(data.gps.GPSLatitude[2]);

console.log(data.gps.GPSLongitude[0]);

console.log(data.gps.GPSLongitude[1]);

console.log(data.gps.GPSLongitude[2]);

};