ref: fa9f4c5c6852ce467644f610e77504664cb86af4
dir: /appl/svc/httpd/echo.b/
implement echo;
include "sys.m";
sys: Sys;
stderr: ref Sys->FD;
include "bufio.m";
include "draw.m";
draw : Draw;
include "cache.m";
include "contents.m";
include "httpd.m";
Private_info: import Httpd;
include "cgiparse.m";
cgiparse: CgiParse;
echo: module
{
init: fn(g: ref Private_info, req: Httpd->Request);
};
init(g: ref Private_info, req: Httpd->Request)
{
sys = load Sys Sys->PATH;
stderr = sys->fildes(2);
cgiparse = load CgiParse CgiParse->PATH;
if( cgiparse == nil ) {
sys->fprint( stderr, "echo: cannot load %s: %r\n", CgiParse->PATH);
return;
}
send(g, cgiparse->cgiparse(g, req));
}
send(g: ref Private_info, cgidata: ref CgiData )
{
bufio := g.bufio;
Iobuf: import bufio;
if( cgidata == nil ){
g.bout.flush();
return;
}
g.bout.puts( cgidata.httphd );
g.bout.puts("<head><title>Echo</title></head>\r\n");
g.bout.puts("<body><h1>Echo</h1>\r\n");
g.bout.puts(sys->sprint("You requested a %s on %s",
cgidata.method, cgidata.uri));
if(cgidata.search!=nil)
g.bout.puts(sys->sprint(" with search string %s", cgidata.search));
g.bout.puts(".\n");
g.bout.puts("Your client sent the following headers:<p><pre>");
g.bout.puts( "Client: " + cgidata.remote + "\n" );
g.bout.puts( "Date: " + cgidata.tmstamp + "\n" );
g.bout.puts( "Version: " + cgidata.version + "\n" );
while( cgidata.header != nil ){
(tag, val) := hd cgidata.header;
g.bout.puts( tag + " " + val + "\n" );
cgidata.header = tl cgidata.header;
}
g.bout.puts("</pre>\n");
if (cgidata.form != nil){
i := 0;
g.bout.puts("</pre>");
g.bout.puts("Your client sent the following form data:<p>");
g.bout.puts("<table>\n");
while(cgidata.form!=nil){
(tag, val) := hd cgidata.form;
g.bout.puts(sys->sprint("<tr><td>%d</td><td><I> ",i));
g.bout.puts(tag);
g.bout.puts("</I></td> ");
g.bout.puts("<td><B> ");
g.bout.puts(val);
g.bout.puts("</B></td></tr>\n");
g.bout.puts("\n");
cgidata.form = tl cgidata.form;
i++;
}
g.bout.puts("</table>\n");
}
g.bout.puts("</body>\n");
g.bout.flush();
}