1 module arsd.xmlhttp;
2
3 // UNTESTED
4
5 // the idea here is to provide http functionality simulating the browser's interface for some potential code sharing
6
7 /+
8
9 import arsd.cgi;
10 import arsd.dom;
11
12 enum ReadyState {
13 UNSENT = 0,
14 OPENED = 1,
15 HEADERS_RECEIVED = 2,
16 LOADING = 3,
17 DONE = 4
18 }
19
20 class XMLHttpRequest {
21 HTTP http;
22
23 void open(string method, string url, bool async = false, string user = null, string password = null) {
24 import std.string;
25
26 http = HTTP(url);
27 http.method = to!(HTTP.Method)(method.toLower());
28 if(user !is null)
29 http.setAuthentication(user, password);
30 }
31
32 void send(in void[] data = null) {
33 http.perform();
34 }
35
36 void send(FormData data) {
37 setRequestHeader("Content-Type", "multipart/form-data; boundary=" ~ data.boundary);
38 send(data.toBytes());
39 }
40
41 void setRequestHeader(string header, string value) {
42
43 }
44
45 void overrideMimeType(string mime) {
46
47 }
48
49 void abort() {}
50 string getAllResponseHeaders() {}
51 string getResponssHeader(string name) {}
52
53 // Dynamic response;
54 string responseText;
55 Document responseXML;
56 int status;
57 string statusText;
58
59 string responseType; // settable
60 ulong timeout; // settable
61 // upload???????
62 bool withCredentials;
63
64 ReadyState readyState;
65 onreadystatechange
66 }
67
68 +/
69
70 // see also: arsd.cgi.encodeVariables
71 /// Creates a multipart/form-data object that is suitable for file uploads and other kinds of POST
72 class FormData {
73 struct MimePart {
74 string name;
75 const(void)[] data;
76 string contentType;
77 string filename;
78 }
79
80 MimePart[] parts;
81
82 void append(string key, in void[] value, string contentType = null, string filename = null) {
83 parts ~= MimePart(key, value, contentType, filename);
84 }
85
86 private string boundary = "0016e64be86203dd36047610926a"; // FIXME
87
88 ubyte[] toBytes() {
89 string data;
90
91 foreach(part; parts) {
92 data ~= "--" ~ boundary ~ "\r\n";
93 data ~= "Content-Disposition: form-data; name=\""~part.name~"\"";
94 if(part.filename !is null)
95 data ~= "; filename=\""~part.filename~"\"";
96 data ~= "\r\n";
97 if(part.contentType !is null)
98 data ~= "Content-Type: " ~ part.contentType ~ "\r\n";
99 data ~= "\r\n";
100
101 data ~= cast(string) part.data;
102
103 data ~= "\r\n";
104 }
105
106 data ~= "--" ~ boundary ~ "--\r\n";
107
108 return cast(ubyte[]) data;
109 }
110 }
111
112 void main() {
113 auto data = new FormData();
114 data.append("archive", "YOUR DATA", "application/octet-stream", "arbitrary_filename");
115
116 import std.stdio;
117 writeln(cast(string) data.toBytes());
118 }
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