libedgegrid 0.0.2

This library implements an Authentication handler for the Akamai OPEN EdgeGrid Authentication scheme in Rust
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use curl::http;

pub fn check_code<S, F>(
    resp: http::Response,
    body: String,
    on_success: S,
    on_failure: F
) -> Result<String, ::EdgeGridError> where
    S: Fn(String) -> ::EdgeGridResult,
    F: Fn(String) -> ::EdgeGridResult
{
    match resp.get_code() {
        c @ 200...299 => {
            debug!("Successful 2xx: {}", c);
            debug!("Content-Length Check: {}", check_content_length(&resp));
            debug!("Content-Type Check: {}", check_content_type_json(&resp));
            on_success(body)
        },
        c @ 300...399 => {
            debug!("Redirection 3xx: {}", c);
            debug!("Content-Length Check: {}", check_content_length(&resp));
            debug!(
                "Content-Type Check: {}",
                check_content_type_problem_json(&resp)
            );
            on_failure(body)
        },
        c @ 400...499 => {
            debug!("Client Error 4xx: {}", c);
            debug!("Content-Length Check: {}", check_content_length(&resp));
            debug!(
                "Content-Type Check: {}",
                check_content_type_problem_json(&resp)
            );
            on_failure(body)
        },
        c @ 500...599 => {
            debug!("Server Error 5xx: {}", c);
            debug!("Content-Length Check: {}", check_content_length(&resp));
            debug!(
                "Content-Type Check: {}",
                check_content_type_problem_json(&resp)
            );
            on_failure(body)
        }
        c @ _        => {
            Err(::EdgeGridError {
                title: format!("Unknown Error: {}", c),
                detail: body
            })
        },
    }
}

pub fn check_content_length(resp: &http::Response) -> bool {
    let given: usize = match resp.get_header("content-length")[0].parse() {
        Ok(g)  => g,
        Err(_) => return false,
    };
    given == resp.get_body().len()
}

pub fn check_content_type_json(resp: &http::Response) -> bool {
    let ref given: String = resp.get_header("content-type")[0];
    given == "application/json"
}

pub fn check_content_type_problem_json(resp: &http::Response) -> bool {
    let ref given: String = resp.get_header("content-type")[0];
    given == "application/problem+json"
}