Hey Jorieke, What your question describes sounds like fleet management. I just found https://www.traccar.org/ which looks pretty well maintained (88 contributors on github, latest code update only a few hours ago), is open-source and seems to provide exactly what you're after, without having to reinvent the wheel.
Hope this helps, Laurent On 09/01/2019 19:22, John Whelan wrote: > In Windows you can use a script to copy the files, compress them and > send them. > > Android should have something equivalent. If not Microsoft Visual > Studio 2017 can build something that will run on android. > > We seem to be forever seeing requests from students to write software > for OSM and HOT as a project. > > This one is a natural. > > Enabling GPS tracking is heavy on a battery life but you can buy power > packs quite cheaply to extend the life. I wouldn't connect it to the > car battery, the voltage fluctuates to much and it will shorten the > smartphone life down. > > So basically you want a program that will grab the GPS tracks every x > minutes and compress them. Technically zip is fine but the problem > with zips is they can carry malware so use something else and gmail > won't accept them anyway. > > Then it should just email these back to the server. There should be > an API to allow the software to write to something like Gmail on the > smartphone. > > When gmail finds a connection it will send the messages home. No > fingers needed other than to connect to Wifi for gmail. This one is > the simplest. > > https://developers.google.com/gmail/api/guides/sending has got the basics. > > The other way is to use the signal that the phone uses to connect to > the mast. There are 140 / 160 characters at the end of the packet > which are unused. This is the basis of SMS text messaging. In > Europe, North America phone plans often come with unlimited SMS text > messaging, Africa maybe different. The advantage is you can collect > the data in real time. The disadvantage is the store and forward > method of email is a bit more robust. > > There are SMS APIs that will run on a smartphone but my impression is > these vary according to the phone so an SMS based solution that ran on > any phone might be more difficult to build but someone who knows more > about SMS might be in a better position to sort something out. > > Cheerio John > > Jorieke Vyncke wrote on 2019-01-09 10:48 AM: >> Thanks a lot for all your suggestions! >> I suppose easy to use is core, so options with manually copying >> traces is probably not the best solution. >> However I will forward all your suggestions to Last, and will leave >> it up to him to decide what is the best option for them on the ground! >> >> If there are more ideas, they still welcome :) >> Thanks a lot! >> >> Jorieke >> >> Op wo 9 jan. 2019 om 14:26 schreef Pierre Béland <pierz...@yahoo.fr >> <mailto:pierz...@yahoo.fr>>: >> >> Hi Jorieke >> >> There are small vehicule gps logger, some very precise reading >> various satellite networks. I tried a Columbus. It did work very >> well but could not replace the battery. >> >> Search simply for vehicule gps logger. This Ebay link show >> various models, some with an USB connection and / or sim card. >> https://www.ebay.ca/sch/i.html?_nkw=vehicle+gps+data+logger >> >> regard >> >> >> >> Pierre >> >> >> >> >> >> >> >> _______________________________________________ >> HOT mailing list >> HOT@openstreetmap.org >> https://lists.openstreetmap.org/listinfo/hot > > -- > Sent from Postbox > <https://www.postbox-inc.com/?utm_source=email&utm_medium=siglink&utm_campaign=reach> > > _______________________________________________ > HOT mailing list > HOT@openstreetmap.org > https://lists.openstreetmap.org/listinfo/hot
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