HTTP module

A module to play with HTTP requests, using cpp-httplib (MIT License).

Disclaimer: this module does not handle

• multipart/form-data POST requests
• content received with content receiver
• content sent with content receiver
• chunked transfer encoding
• digest authentication (needs OpenSSL and libcrypto for that)

http:headers#

Create a header map to use with the http client.

Parameters They work as pairs with:

• name: string
• value: string

Return value UserType<httpHeaders>

Author

• @SuperFola

Example

(let headers (http:headers
  # pair 0
  "Accept-Encoding" "gzip, deflate"
  # pair 1
  "Content-Type" "application/json"))

http:client#

Create a http client to query a server.

Parameters

• host: string
• port: number (optional if the protocol is in the host (http:// or https://))

Return value httpClient

Author

• @SuperFola

Example

(let cli (http:client "localhost" 1234))

http:get#

Get content from an online resource.

Parameters

• client: UserType<httpClient>
• route: string
• headers: UserType<httpHeaders>, optional, always come last

Return value List if the request succeeded: [status, body], otherwise nil

Author

• @SuperFola

Example

(let headers (http:headers:create
  "Accept-Encoding" "gzip, deflate"))
(let cli (http:client "localhost" 1234))

(mut output (http:get cli "/hi" headers))
(if (nil? output)
  (print "couldn't reach the server")
  (print (@ output 0)))  # print the status

http:post, http:put, http:patch, http:delete#

Make a POST / PUT / PATCH / DELETE request with a String as the request’s body.

Parameters

• client: UserType<httpClient>
• route: string
• body: string (request body)
• mimetype: string, optional (defaults to text/plain)
• headers: UserType<httpHeaders>, optional, always come last

Return value List if the request succeeded: [status, body], otherwise nil

Author

• @SuperFola

Example

(let cli (http:client "localhost" 1234))

(mut output (http:post cli "/hi" "{\"key\": 5}" "application/json" headers))
(if (nil? output)
  (print "couldn't reach the server")
  (print (@ output 0)))  # print the status