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+-- This is a Lua script that handles sub-resources, e.g. resource_script_demo.lua/path/file.ext
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+
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+scriptUri = "resource_script_demo.lua"
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+envVar = "resource_script_demo_storage"
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+
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+resourcedir = os.getenv(envVar)
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+method = mg.request_info.request_method:upper()
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+
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+if resourcedir then
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+ attr = lfs.attributes(resourcedir)
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+end
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+
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+if (not mg.request_info.uri:find(scriptUri)) or (not resourcedir) or (not attr) or (attr.mode~="directory") then
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+ mg.write("HTTP/1.0 500 OK\r\n")
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+ mg.write("Connection: close\r\n")
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+ mg.write("Content-Type: text/html; charset=utf-8\r\n")
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+ mg.write("\r\n")
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+ mg.write("<html><head><title>Civetweb Lua script resource handling test</title></head>\r\n")
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+ mg.write("<body>\r\nServer error.<br>\r\n")
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+ mg.write("The server admin must make sure this script is available as URI " .. scriptUri .. "<br>\r\n")
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+ mg.write("The server admin must set the environment variable " .. envVar .. " to a directory.<br>\r\n")
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+ mg.write("</body>\r\n</html>\r\n")
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+ return
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+end
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+subresource = mg.request_info.uri:match(scriptUri .. "(.*)")
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+
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+if not subresource then
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+ if method=="GET" then
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+ mg.write("HTTP/1.0 200 OK\r\n")
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+ mg.write("Connection: close\r\n")
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+ mg.write("Content-Type: text/html; charset=utf-8\r\n")
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+ mg.write("\r\n")
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+ mg.write("<html><head><title>Civetweb Lua script resource handling test</title></head>\r\n")
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+ mg.write("<body>No resource specified.</body></html>\r\n")
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+ else
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+ mg.write("HTTP/1.0 405 Method Not Allowed\r\n")
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+ mg.write("Connection: close\r\n")
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+ mg.write("Content-Type: text/html; charset=utf-8\r\n")
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+ mg.write("\r\n")
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+ mg.write("<html><head><title>Civetweb Lua script resource handling test</title></head>\r\n")
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+ mg.write("<body>Method not allowed.</body></html>\r\n")
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+ end
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+ return
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+end
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+
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+
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+if method=="GET" then
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+ file = resourcedir .. subresource
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+ if lfs.attributes(file) then
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+ mg.send_file(file)
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+ else
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+ mg.write("HTTP/1.0 404 Not Found\r\n")
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+ mg.write("Connection: close\r\n")
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+ mg.write("Content-Type: text/html; charset=utf-8\r\n")
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+ mg.write("\r\n")
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+ mg.write("<html><head><title>Civetweb Lua script resource handling test</title></head>\r\n")
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+ mg.write("<body>Resource not found.</body></html>\r\n")
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+ end
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+ return
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+end
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+
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+
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+
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+
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+
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+-- Any other method
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+mg.write("HTTP/1.0 405 Method Not Allowed\r\n")
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+mg.write("Connection: close\r\n")
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+mg.write("Content-Type: text/html; charset=utf-8\r\n")
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+mg.write("\r\n")
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+mg.write("<html><head><title>Civetweb Lua script resource handling test</title></head>\r\n")
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+mg.write("<body>Method not allowed.</body></html>\r\n")
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+
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