API

Status

Currently the API is mainly used internally for Cordova application, but does not follow good practices in API design. It is also used by several application and while not yet stable, doesn't change much. You can ask for help on using the API in this [channel]

API Basic Documentation

Reading a product

See http://fr.openfoodfacts.org/data or http://en.openfoodfacts.org/data

The requested subdomain will be the locale fetched.

Searching for products

You can add &jqm=1 to search results pages on the web site to get results in a jquerymobile format.

Also:

sort_by=unique_scans_n
page_size=50 (20 by default, 1000 at most)
page=2

e.g. http://world.openfoodfacts.org/cgi/search.pl?search_terms=coke&search_simple=1&jqm=1

Posting photos

Photos post on /cgi/product_image_upload.pl

code: the barcode
imagefield: "front"
imgupload_front : your image file

Posting a new product

Product post to http://fr.openfoodfacts.org/cgi/product_jqm2.pl

var foodfact = { barcode : '3073780969000', name : 'KIRI GOUTER 280G 8 PORTIONS', energy: 500, energy_unit: "kJ", weight: 282 };
var postData = {
code         : foodfact.barcode,
user_id      : "mesinfosnutritionelles",
password     : "****",
product_name : foodfact.name?foodfact.name:foodfact.shop_label,
quantity     : foodfact.weight?""+foodfact.weight+" g":undefined,
stores       : "Intermarché",
nutriment_energy      :foodfact.energy,
nutriment_energy_unit :foodfact.energy_unit,
nutrition_data_per    :"serving"
{"status_verbose":"fields saved","status":1}

Example:

code=3073780969000&user_id=usernameexample&password=*****&product_name=KIRI%20GOUTER%20280G%208%20PORTIONS&quantity=282%20g&stores=Intermarch%C3%A9&nutriment_energy=500&nutriment_energy_unit=kJ&nutrition_data_per=serving

API Redesign

And since its the most requested feature on UserVoice, project was launched to evolve the API.

TODO

~~Translate the data page (http://fr.openfoodfacts.org/data) in English~~ and make it available on all subdomains
Document all current API
Write further API specifications