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(Lianja) URL Encoding Charset in POST Query ParamsDemonstrates how to control the URL encoding charset in POST query params. Note: This example requires Chilkat v11.0.0 or greater.
llSuccess = .F. // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // We have the string "MÆRSK". lcNameWin1252Encoded = "M%E6RSK" loSb = createobject("CkStringBuilder") llSuccess = loSb.DecodeAndAppend(lcNameWin1252Encoded,"url","windows-1252") loHttp = createobject("CkHttp") // We're setting the session log filename so we can see the exact request sent. loHttp.SessionLogFilename = "qa_output/sessionLog.txt" // First demonstrate a simple application/x-www-form-urlencoded POST loReq = createobject("CkHttpRequest") // Set the Charset = "utf-8" to cause URL encoding to use utf-8. loReq.Charset = "utf-8" loReq.AddParam("name",loSb.GetAsString()) loReq.HttpVerb = "POST" loReq.HttpVerb = "POST" loReq.ContentType = "application/x-www-form-urlencoded" loResp = createobject("CkHttpResponse") llSuccess = loHttp.HttpReq("https://www.chilkatsoft.com/something",loReq,loResp) if (llSuccess = .F.) then ? loHttp.LastErrorText release loSb release loHttp release loReq release loResp return endif // This is the request that is sent: // Notice that utf-8 is used in the query param (the letter 'Æ' is %C3%A6) // POST /something HTTP/1.1 // Host: www.chilkatsoft.com // Content-Type: application/x-www-form-urlencoded // Content-Length: 15 // // name=M%C3%A6RSK // --------------------------------------------------------------- // Switch to windows-1252 loReq.Charset = "windows-1252" loReq.HttpVerb = "POST" loReq.ContentType = "application/x-www-form-urlencoded" llSuccess = loHttp.HttpReq("https://www.chilkatsoft.com/something",loReq,loResp) if (llSuccess = .F.) then ? loHttp.LastErrorText release loSb release loHttp release loReq release loResp return endif // This is the request that is sent: // Notice that windows-1252 is used in the query param (the letter 'Æ' is %E6) // POST /something HTTP/1.1 // Host: www.chilkatsoft.com // Content-Type: application/x-www-form-urlencoded // Content-Length: 12 // // name=M%E6RSK // --------------------------------------------------------------- // Let's do the same with HttpSReq, switching back to utf-8 loReq.Path = "/something" loReq.HttpVerb = "POST" loReq.ContentType = "application/x-www-form-urlencoded" loReq.Charset = "utf-8" llSuccess = loHttp.HttpSReq("www.chilkatsoft.com",443,.T.,loReq,loResp) if (llSuccess = .F.) then ? loHttp.LastErrorText release loSb release loHttp release loReq release loResp return endif // This is the request that is sent: // Notice that utf-8 is used in the query param (the letter 'Æ' is %C3%A6) // POST /something HTTP/1.1 // Host: www.chilkatsoft.com // Content-Type: application/x-www-form-urlencoded // Content-Length: 15 // // name=M%C3%A6RSK // --------------------------------------------------------------- // Let's do a PostXml where the query params are in the HTTP request start line, // and the Content-Type is text/xml where the body of the request is XML. loReq.Path = "/something" loReq.HttpVerb = "POST" loReq.ContentType = "text/xml" llSuccess = loReq.LoadBodyFromString("<test>123</test>","utf-8") loReq.Charset = "utf-8" // Remember... our request object still contains the query param added in the above call to AddParam.new HttpResponse resp; llSuccess = loHttp.HttpSReq("www.chilkatsoft.com",443,.T.,loReq,loResp) if (llSuccess = .F.) then ? loHttp.LastErrorText release loSb release loHttp release loReq release loResp return endif // This is the request that is sent: // Notice that utf-8 is used in the query param (the letter 'Æ' is %C3%A6) // POST /something?name=M%C3%A6RSK HTTP/1.1 // Host: www.chilkatsoft.com // Content-Type: text/xml // Content-Length: 16 // // <test>123</test> release loSb release loHttp release loReq release loResp |
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