Curl support RFC

[Jacob Carlborg]

On 2011-03-13 22:39, Jonas Drewsen wrote:
> Hi,
>
> So I've been working a bit on the etc.curl module. Currently most of the
> HTTP functionality is done and some very simple Ftp.
>
> I would very much like to know if this has a chance of getting in phobos
> if I finish it with the current design. If not then it will be for my
> own project only and doesn't need as much documentation or all the
> features.
>
> https://github.com/jcd/phobos/tree/curl
>
> I do know that the error handling is currently not good enough... WIP.
>
> /Jonas
>
>
> On 11/03/11 16.20, Jonas Drewsen wrote:
>> Hi,
>>
>> So I've spent some time trying to wrap libcurl for D. There is a lot of
>> things that you can do with libcurl which I did not know so I'm starting
>> out small.
>>
>> For now I've created all the declarations for the latest public curl C
>> api. I have put that in the etc.c.curl module.
>>
>> On top of that I've created a more D like api as seen below. This is
>> located in the 'etc.curl' module. What you can see below currently works
>> but before proceeding further down this road I would like to get your
>> comments on it.
>>
>> //
>> // Simple HTTP GET with sane defaults
>> // provides the .content, .headers and .status
>> //
>> writeln( Http.get("http://www.google.com").content );
>>
>> //
>> // GET with custom data receiver delegates
>> //
>> Http http = new Http("http://www.google.dk");
>> http.setReceiveHeaderCallback( (string key, string value) {
>> writeln(key ~ ":" ~ value);
>> } );
>> http.setReceiveCallback( (string data) { /* drop */ } );
>> http.perform;
>>
>> //
>> // POST with some timouts
>> //
>> http.setUrl("http://www.testing.com/test.cgi");
>> http.setReceiveCallback( (string data) { writeln(data); } );
>> http.setConnectTimeout(1000);
>> http.setDataTimeout(1000);
>> http.setDnsTimeout(1000);
>> http.setPostData("The quick....");
>> http.perform;
>>
>> //
>> // PUT with data sender delegate
>> //
>> string msg = "Hello world";
>> size_t len = msg.length; /* using chuncked transfer if omitted */
>>
>> http.setSendCallback( delegate size_t(char[] data) {
>> if (msg.empty) return 0;
>> auto l = msg.length;
>> data[0..l] = msg[0..$];
>> msg.length = 0;
>> return l;
>> },
>> HttpMethod.put, len );
>> http.perform;
>>
>> //
>> // HTTPS
>> //
>> writeln(Http.get("https://mail.google.com").content);
>>
>> //
>> // FTP
>> //
>> writeln(Ftp.get("ftp://ftp.digitalmars.com/sieve.ds",
>> "./downloaded-file"));
>>
>>
>> // ... authenication, cookies, interface select, progress callback
>> // etc. is also implemented this way.
>>
>>
>> /Jonas

I thought that the "etc" package was for C bindings and would expect the 
"curl" module to be placed in std.curl or std.net.curl.

-- 
/Jacob Carlborg