API Example - Template Code

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Description

API Example Via Miva Template Code. Includes both HMAC signature and Timestamp

Snippet

<mvt:comment>
|   Setup data needed for Miva JSON API calls
</mvt:comment>
<mvt:assign name="l.endpoint"       value="g.secure_baseurl $ 'json.mvc?'" />
<mvt:assign name="l.access_token"   value="'ACCESS_TOKEN'" />
<mvt:assign name="l.signature"      value="crypto_base64_decode('SIGNATURE_KEY')" />
<mvt:assign name="l.timestamp"      value="'\"Miva_Request_Timestamp\" : ' $ '\"' $ s.time_t $ '\",' " />
<mvt:assign name="l.return"         value="'------------------------'" />
<mvt:comment> 
|   Pass in the JSON body along with signature variable to the crypto_hmac_sha256 function
|   Base 64 the HMAC response using the crypto_base64_encode function
|   Asssign the headers to the l.header variable
|   Make an API call
</mvt:comment>
<mvt:capture variable="l.settings:json_request_data:queue_order_data">
    {  
        <mvt:eval expr="l.timestamp"/>
        "Store_Code":"XXX",
        "Function":"Module",
        "Module_Code":"orderworkflow",
        "Module_Function":"QueueOrderList_Load_Query",
        "Queue_Code":"XXX",
        "Filter":[  
            {  
                "name":"ondemandcolumns",
                "value":[  
                    "items",
                    "charges",
                    "discounts",
                    "payments",
                    "notes",
                    "payment_data"
                ]
            }
        ]
    }
</mvt:capture>
<mvt:assign name="l.ok" value="crypto_hmac_sha256(l.settings:json_request_data:queue_order_data,l.signature,'binary',l.hmac_response)" />
<mvt:assign name="l.b64encoded_hmac_response" value="crypto_base64_encode(l.hmac_response)" />
<mvt:assign name="l.headers" value="'X-Miva-API-Authorization: MIVA-HMAC-SHA256 ' $ l.access_token $ ':' $ l.b64encoded_hmac_response $ asciichar( 13 ) $ asciichar( 10 )" />
<mvt:call action="l.endpoint" method="'RAW'" headers="l.headers" content-type="'application/json'" fields="'l.settings:json_request_data:queue_order_data'">
    <mvt:assign name="l.api_response" value="l.api_response $ s.callvalue" />
</mvt:call>

Response: <br>
<textarea rows="20" cols="200">
<mvt:eval expr="l.api_response" />
</textarea>