62 lines
1.8 KiB
Standard ML
62 lines
1.8 KiB
Standard ML
#!/usr/bin/env fun
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/*
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* This file is part of the Fun programming language.
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* https://fun-lang.xyz/
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*
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* Copyright 2026 Johannes Findeisen <you@hanez.org>
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* Licensed under the terms of the Apache-2.0 license.
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* https://opensource.org/license/apache-2-0
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*
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* Added: 2026-03-25
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*/
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#include <net/cgi.fun>
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cgi = CGI()
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name = cgi.param("name")
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if (len(name) == 0)
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name = "World"
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ua = cgi.cookie("ua")
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if (len(ua) == 0)
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// Set a demo cookie via header()
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cgi.header("Set-Cookie", "ua=FunClient; Path=/; HttpOnly")
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cgi.content_type("text/html; charset=utf-8")
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html = ""
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html = html + "<html><head><title>Fun CGI</title></head><body>"
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html = html + "<h1>Hello, " + cgi.escape_html(name) + "!</h1>"
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html = html + "<p>REQUEST_METHOD: " + cgi.escape_html(cgi.env["REQUEST_METHOD"]) + "</p>"
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html = html + "<p>QUERY_STRING: " + cgi.escape_html(cgi.env["QUERY_STRING"]) + "</p>"
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html = html + "<p>User-Agent cookie: " + cgi.escape_html(ua) + "</p>"
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// Render parsed CGI params as key => value(s)
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pmap = cgi.params()
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html = html + "<h2>Params</h2><ul>"
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for k in keys(pmap)
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vals = cgi.param_all(k)
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// Join multiple values with ", "
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i = 0
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n = len(vals)
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joined = ""
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while (i < n)
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if (i > 0)
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joined = joined + ", "
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joined = joined + cgi.escape_html(vals[i])
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i = i + 1
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html = html + "<li><b>" + cgi.escape_html(k) + "</b>: " + joined + "</li>"
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html = html + "</ul>"
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html = html + "</body></html>"
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// Send CGI headers + body
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cgi.send(html)
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/* Expected output (GET /hello.fun?name=Fun with no ua cookie):
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Status: 200 OK
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Content-Type: text/html; charset=utf-8
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Set-Cookie: ua=FunClient; Path=/; HttpOnly
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<html><head><title>Fun CGI</title></head><body><h1>Hello, Fun!</h1><p>REQUEST_METHOD: GET</p><p>QUERY_STRING: name=Fun</p><p>User-Agent cookie: </p><h2>Params</h2><ul><li><b>name</b>: Fun</li></ul></body></html>
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*/
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