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1 9df487d7 2003-11-23 devnull #include <u.h>
2 9df487d7 2003-11-23 devnull #include <libc.h>
3 9df487d7 2003-11-23 devnull #include <bin.h>
4 9df487d7 2003-11-23 devnull #include <httpd.h>
5 9df487d7 2003-11-23 devnull
6 9df487d7 2003-11-23 devnull int
7 9df487d7 2003-11-23 devnull hredirected(HConnect *c, char *how, char *uri)
8 9df487d7 2003-11-23 devnull {
9 9df487d7 2003-11-23 devnull Hio *hout;
10 9df487d7 2003-11-23 devnull char *s, *ss, *host;
11 9df487d7 2003-11-23 devnull int n;
12 9df487d7 2003-11-23 devnull
13 9df487d7 2003-11-23 devnull host = c->head.host;
14 9df487d7 2003-11-23 devnull if(strchr(uri, ':')){
15 9df487d7 2003-11-23 devnull host = "";
16 9df487d7 2003-11-23 devnull }else if(uri[0] != '/'){
17 9df487d7 2003-11-23 devnull s = strrchr(c->req.uri, '/');
18 9df487d7 2003-11-23 devnull if(s != nil)
19 9df487d7 2003-11-23 devnull *s = '\0';
20 9df487d7 2003-11-23 devnull ss = halloc(c, strlen(c->req.uri) + strlen(uri) + 2 + UTFmax);
21 9df487d7 2003-11-23 devnull sprint(ss, "%s/%s", c->req.uri, uri);
22 9df487d7 2003-11-23 devnull uri = ss;
23 9df487d7 2003-11-23 devnull if(s != nil)
24 9df487d7 2003-11-23 devnull *s = '/';
25 9df487d7 2003-11-23 devnull }
26 9df487d7 2003-11-23 devnull
27 fa325e9b 2020-01-10 cross n = snprint(c->xferbuf, HBufSize,
28 9df487d7 2003-11-23 devnull "<head><title>Redirection</title></head>\r\n"
29 9df487d7 2003-11-23 devnull "<body><h1>Redirection</h1>\r\n"
30 9df487d7 2003-11-23 devnull "Your selection can be found <a href=\"%U\"> here</a>.<p></body>\r\n", uri);
31 9df487d7 2003-11-23 devnull
32 9df487d7 2003-11-23 devnull hout = &c->hout;
33 9df487d7 2003-11-23 devnull hprint(hout, "%s %s\r\n", hversion, how);
34 9df487d7 2003-11-23 devnull hprint(hout, "Date: %D\r\n", time(nil));
35 9df487d7 2003-11-23 devnull hprint(hout, "Server: Plan9\r\n");
36 9df487d7 2003-11-23 devnull hprint(hout, "Content-type: text/html\r\n");
37 9df487d7 2003-11-23 devnull hprint(hout, "Content-Length: %d\r\n", n);
38 9df487d7 2003-11-23 devnull if(host == nil || host[0] == 0)
39 9df487d7 2003-11-23 devnull hprint(hout, "Location: %U\r\n", uri);
40 9df487d7 2003-11-23 devnull else
41 9df487d7 2003-11-23 devnull hprint(hout, "Location: http://%U%U\r\n", host, uri);
42 9df487d7 2003-11-23 devnull if(c->head.closeit)
43 9df487d7 2003-11-23 devnull hprint(hout, "Connection: close\r\n");
44 9df487d7 2003-11-23 devnull else if(!http11(c))
45 9df487d7 2003-11-23 devnull hprint(hout, "Connection: Keep-Alive\r\n");
46 9df487d7 2003-11-23 devnull hprint(hout, "\r\n");
47 9df487d7 2003-11-23 devnull
48 9df487d7 2003-11-23 devnull if(strcmp(c->req.meth, "HEAD") != 0)
49 9df487d7 2003-11-23 devnull hwrite(hout, c->xferbuf, n);
50 9df487d7 2003-11-23 devnull
51 9df487d7 2003-11-23 devnull if(c->replog){
52 9df487d7 2003-11-23 devnull if(host == nil || host[0] == 0)
53 9df487d7 2003-11-23 devnull c->replog(c, "Reply: %s\nRedirect: %U\n", how, uri);
54 9df487d7 2003-11-23 devnull else
55 9df487d7 2003-11-23 devnull c->replog(c, "Reply: %s\nRedirect: http://%U%U\n", how, host, uri);
56 9df487d7 2003-11-23 devnull }
57 9df487d7 2003-11-23 devnull return hflush(hout);
58 9df487d7 2003-11-23 devnull }
59 9df487d7 2003-11-23 devnull
60 9df487d7 2003-11-23 devnull int
61 9df487d7 2003-11-23 devnull hmoved(HConnect *c, char *uri)
62 9df487d7 2003-11-23 devnull {
63 9df487d7 2003-11-23 devnull return hredirected(c, "301 Moved Permanently", uri);
64 9df487d7 2003-11-23 devnull }