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