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(AutoIt) Download File from Dropbox (Streaming)See more Dropbox ExamplesDownloads a file from Dropbox, streaming it directly to a file in the filesystem.
; This example requires the Chilkat API to have been previously unlocked. ; See Global Unlock Sample for sample code. ; A Dropbox access token should have been previously obtained. ; Dropbox access tokens do not expire. ; See Dropbox Access Token. $oRest = ObjCreate("Chilkat_9_5_0.Rest") ; Connect to Dropbox Local $bSuccess = $oRest.Connect("content.dropboxapi.com",443,True,True) If ($bSuccess <> True) Then ConsoleWrite($oRest.LastErrorText & @CRLF) Exit EndIf ; Add request headers. $oRest.AddHeader("Authorization","Bearer DROPBOX_ACCESS_TOKEN") ; The download "parameters" are contained in JSON passed in an HTTP request header. ; This is the JSON indicating the file to be downloaded: ; { ; "path": "/Homework/lit/hamlet.xml", ; } $oJson = ObjCreate("Chilkat_9_5_0.JsonObject") $oJson.AppendString("path","/Homework/lit/hamlet.xml") $oRest.AddHeader("Dropbox-API-Arg",$oJson.Emit()) ; Setup a file stream for the download $oFileStream = ObjCreate("Chilkat_9_5_0.Stream") $oFileStream.SinkFile = "qa_output/hamletFromDropbox.xml" ; Indicate that the call to FullRequestNoBody should send the response body ; to fileStream if the response status code is 200. ; If a non-success response status code is received, then nothing ; is streamed to the output file and the error response is returned by FullRequestNoBody. Local $iExpectedStatus = 200 $oRest.SetResponseBodyStream($iExpectedStatus,True,$oFileStream) Local $sResponseStr = $oRest.FullRequestNoBody("POST","/2/files/download") If ($oRest.LastMethodSuccess <> True) Then ConsoleWrite($oRest.LastErrorText & @CRLF) Exit EndIf ; When successful, Dropbox responds with a 200 response code. If ($oRest.ResponseStatusCode <> 200) Then ; Examine the request/response to see what happened. ConsoleWrite("response status code = " & $oRest.ResponseStatusCode & @CRLF) ConsoleWrite("response status text = " & $oRest.ResponseStatusText & @CRLF) ConsoleWrite("response header: " & $oRest.ResponseHeader & @CRLF) ConsoleWrite("response body (if any): " & $sResponseStr & @CRLF) ConsoleWrite("---" & @CRLF) ConsoleWrite("LastRequestStartLine: " & $oRest.LastRequestStartLine & @CRLF) ConsoleWrite("LastRequestHeader: " & $oRest.LastRequestHeader & @CRLF) Exit EndIf ; Information about the downloaded file is also available as JSON in a response header. ; The "dropbox-api-result" response header contains the information. For example: Local $sApiResult = $oRest.ResponseHdrByName("dropbox-api-result") ConsoleWrite($sApiResult & @CRLF) ; In this case, the pretty-formatted dropbox-api-result JSON looks like this: ; { ; "name": "hamlet.xml", ; "path_lower": "/homework/lit/hamlet.xml", ; "path_display": "/Homework/lit/hamlet.xml", ; "id": "id:74FkdeNuyKAAAAAAAAAAAQ", ; "client_modified": "2016-06-02T23:19:00Z", ; "server_modified": "2016-06-02T23:19:00Z", ; "rev": "9482db15f", ; "size": 279658 ; } ; Load the JSON, pretty-print it, and demonstrate how to get some values... $oJsonResult = ObjCreate("Chilkat_9_5_0.JsonObject") $oJsonResult.EmitCompact = False $oJsonResult.Load($sApiResult) ; Show the JSON pretty-printed... ConsoleWrite($oJsonResult.Emit() & @CRLF) ; Sample code to get data from the JSON response: Local $iSize = $oJsonResult.IntOf("size") ConsoleWrite("size = " & $iSize & @CRLF) Local $sRev = $oJsonResult.StringOf("rev") ConsoleWrite("rev = " & $sRev & @CRLF) Local $sClientModified = $oJsonResult.StringOf("client_modified") $oCkdt = ObjCreate("Chilkat_9_5_0.CkDateTime") $oCkdt.SetFromTimestamp($sClientModified) Local $bLocalTime = True Local $oDt = $oCkdt.GetDtObj($bLocalTime) ConsoleWrite($oDt.Day & "/" & $oDt.Month & "/" & $oDt.Year & " " & $oDt.Hour & ":" & $oDt.Minute & @CRLF) |
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