//[[restapi:start|RESTful API]]//

====== Posting a Message to the Facebook Wall ======

==== Previous Versions ====
<wrap button>[[restapi:posting_a_message_to_the_facebook_wall_3_34|Tag 34]]</wrap>

==== Overview ====

Allows you to post messages in your Facebook's wall.

<WRAP round alert>
Use this method if you meet the following requirements:

  * You have a [[https://developers.facebook.com/docs/apps/register|Facebook app]]. 
  * You has registered your app with the Campaign Manager
  * You have granted permissions to the application to post messages in your Facebook's wall
</WRAP>
==== URL ====

Parameters on the following URL are inside braces { }
  {base_url}/rest/api/tools/postAppFacebook/{instanceId}/{deviceId}/{appName}/{publicKey}/{signature}

^ Parameter Name ^ Description ^
| instanceId | An **instance id** is the workspace identification number, //if you don't know yours please request it using our [[misc:otto|ticketing tool]], you will need to provide your Mobile Engagement Campaign Manager's URL and your user login// |
| device | The user's identifier. In this particular case will be the Facebook pseudonym or alias. |
| appName | Your Facebook App's name which will post your messages |
| content \\ <wrap notice>POST</wrap> | A file that contains the content for your message. This is a text file that could contain HTML format. |
| publicKey | The public key to access this API. //if you don't know yours please request it using our [[misc:otto|ticketing tool]], you will need to provide your Mobile Engagement Campaign Manager's URL and your user login// |
| signature | The unique [[restapi:appx_ciphering#SHA256 - Cipher|SHA256]] signature for this call, it's involve all input parameters. To learn about generating the correct signature please visit our [[restapi:appx_call_ex|Java Example]] |
==== Response ====

The Response XML is divided in a static part and a dynamic one, we call it dynamic because it will vary depending on the method you invoke. Please read our [[restapi:appx_resp_xml|Response XML Basics]] section if you want to learn more about the response parts.

<file xml>

<input>postAppFacebook</input>
<status>OK</status>
<description>Completed</description>
<result>
   <input>postAppFacebook</input>
   <status>OK</status>
   <description>Completed</description>
   <message>
      <deviceId>testapirestmmc</deviceId>
      <msgContent>content to post in Facebook App</msgContent>
      <appName>MessangiTest</appName>
      <platform>FACEBOOK</platform>
      <providerResponse>
         <successful>true</successful>
         <code>005 </code>
         <description>Successful transaction.</description>
      </providerResponse>
      <userAccessToken>CAAF9iv9BNDABAIeAes7uUVZCDekwiZBcIRiM3ZCLmiBCHhrFTuYSBOeIKiTmncSx3yPUjxpRTIKkDnu1TJ</userAccessToken>
      <userId>76298412913699031</userId>
   </message>
</result>
</file>

== Result parameters ==

^ Parameter Name ^ Description ^ Possible Values ^
| message.deviceId | The user's identifier | Text |
| message.msgContent | Message's content | Text |
| message.appName | Your Facebook App's name | Text |
| message.platform | Platform of the application | FACEBOOK |
| message.providerResponse.successful | <color blue>true</color> Indicates that the message was posted correctly | <color blue>true</color> \\ <color red>false</color> |
| message.providerResponse.code | This is the Facebook's error code from the [[https://developers.facebook.com/docs/graph-api|Graph API]] if the process fails, useful to track issues if needed | Text |
| message.providerResponse.description | A human readable explanation | Text |
| message.userAccessToken | The Facebook App's User Access Token | Text |
| message.userId | The Facebook App's User Id. | Text |