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[[Category:Developer]]
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__NOINDEX__
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[[Category:Developer]] [[Category:API]]
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The API (Application Programming Interface) is the way an application can enter in dialogue with Open Food Facts application server.
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== Status ==
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All information about the API can be found [https://openfoodfacts.github.io/openfoodfacts-server/api/ in the documentation].
Currently the API is mainly used internally for [[Project:Mobile_Apps|Cordova application]], but does not follow good practices in API design.
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It is also used by several application and while not yet stable, doesn't change much.
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You can ask for help on using the API in this [[https://openfoodfacts.slack.com/messages/api/|Slack channel]]
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== Testing ==
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* You should do all your test edits on http://world.openfoodfacts.net (ask for the password on Slack)
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* Do not hesitate to create a global account for your app if you don't want to implement Open Food Facts user creation in your app right now.
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== API Basic Documentation ==
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=== Reading a product ===
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See http://fr.openfoodfacts.org/data or http://en.openfoodfacts.org/data
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The requested subdomain will be the locale fetched.
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=== Searching for products ===
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You can add &jqm=1 to search results pages on the web site to get results in a jquerymobile format.
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Also:
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* sort_by=unique_scans_n
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* page_size=50 (20 by default, 1000 at most)
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* page=2
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<pre>
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http://world.openfoodfacts.org/cgi/search.pl?search_terms=coke&search_simple=1&jqm=1
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</pre>
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=== Posting photos ===
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* Photos post on /cgi/product_image_upload.pl
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<pre>
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code: the barcode
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imagefield: "front"
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imgupload_front : your image file
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</pre>
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=== Posting a new product ===
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* Product post to http://fr.openfoodfacts.org/cgi/product_jqm2.pl
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<pre>
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var foodfact = { barcode : '3073780969000', name : 'KIRI GOUTER 280G 8 PORTIONS', energy: 500, energy_unit: "kJ", weight: 282 };
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var postData = {
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code        : foodfact.barcode,
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user_id      : "mesinfosnutritionelles",
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password    : "****",
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product_name : foodfact.name?foodfact.name:foodfact.shop_label,
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quantity    : foodfact.weight?""+foodfact.weight+" g":undefined,
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stores      : "Intermarché",
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nutriment_energy      :foodfact.energy,
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nutriment_energy_unit :foodfact.energy_unit,
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nutrition_data_per    :"serving"
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{"status_verbose":"fields saved","status":1}
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</pre>
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<br>Example:<br>
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<pre>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</pre>
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== API Redesign ==
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And since its the [https://openfoodfacts.uservoice.com/forums/163583-general/filters/top most requested feature on UserVoice], project was launched to evolve the API.
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* [[Project:API:Additives]]
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* [[Project:API:States]]
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* [[Project:API:Statistics]]
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* [[Project:API:Statistics Entry Dates]]
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== TODO ==
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* <strike>Translate the data page (http://fr.openfoodfacts.org/data) in English</strike> and make it available on all subdomains
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* Document all current API
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* Write further API specifications
 

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