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(Visual FoxPro) OneDrive -- Streaming File UploadSee more OneDrive ExamplesUploads a local file by path to the signed-in user's OneDrive. This uses OneDrive's simple upload API to upload in a single API call. Uploading in this way only supports files up to 4MB in size. The 4MB limitation is a OneDrive limitation, not a Chilkat limitation. (See the other example(s) for uploading larger files.) Note: This example requires Chilkat v9.5.0.68 or greater. For more information, see https://docs.microsoft.com/en-us/onedrive/developer/rest-api/api/driveitem_put_content?view=odsp-graph-online
LOCAL loHttp LOCAL loReq LOCAL loResp LOCAL loJson * This example requires the Chilkat API to have been previously unlocked. * See Global Unlock Sample for sample code. loHttp = CreateObject('Chilkat_9_5_0.Http') * Use your previously obtained access token here: * See the following examples for getting an access token: * Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint). * Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint). * Refresh Access Token (Azure AD v2.0 Endpoint). * Refresh Access Token (Azure AD Endpoint). * (Make sure your token was obtained with the Files.ReadWrite scope.) loHttp.AuthToken = "MICROSOFT_GRAPH_ACCESS_TOKEN" * To upload in a single HTTP request, send a PUT request such as the following: * PUT /v1.0/me/drive/root:/{item-path}:/content * Content-type: text/plain * Content-Length: <the actual content length> * * The contents of the file goes here. * Note: This example can upload any type of file. * Chilkat automatically adds the Content-Length header. loReq = CreateObject('Chilkat_9_5_0.HttpRequest') loReq.HttpVerb = "PUT" * If not using "me", then the path should be /v1.0/users/{id | userPrincipalName}/... loReq.Path = "/v1.0/me/drive/root:/someFolder/penguins.jpg:/content" * Indicate the local file to be streamed in the upload. loReq.StreamBodyFromFile("qa_data/jpg/penguins.jpg") * If you're uploading a file and don't know what the Content-Type should be, * just use "application/octet-stream". See below for an example.. loReq.ContentType = "image/jpeg" loResp = loHttp.SynchronousRequest("graph.microsoft.com",443,1,loReq) IF (loHttp.LastMethodSuccess <> 1) THEN ? loHttp.LastErrorText RELEASE loHttp RELEASE loReq CANCEL ENDIF * If successful, a 201 status code is returned, with the driveItem object in the response body for the newly created file. loJson = CreateObject('Chilkat_9_5_0.JsonObject') loJson.EmitCompact = 0 loJson.Load(loResp.BodyStr) IF (loResp.StatusCode <> 201) THEN * Here is an example of an error: * { * "error": { * "code": "nameAlreadyExists", * "message": "An item with the same name already exists under the parent", * "innerError": { * "request-id": "22302ba5-b885-4b67-9e20-8f6801aec372", * "date": "2017-06-03T14:22:27" * } * } * } * * Response status = 409 ? loJson.Emit() ? "Response status = " + STR(loResp.StatusCode) RELEASE loResp RELEASE loHttp RELEASE loReq RELEASE loJson CANCEL ENDIF RELEASE loResp * Success. Examine the driveItem JSON object: ? loJson.Emit() ? "-- Success --" * Here is a sample successful response: * { * "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/drive/root/$entity", * "@microsoft.graph.downloadUrl": "https://s5ucmg.dm2301.livefilestore.com/y4p0MT4NGBshn3EMBjrq8NuU3c_3Bt4DBz0BjZiQPNhiCDj3DjXEHrMr71M6wAGRrvT6WJmPIqNo_lxBP4Uen5MXFVtO3Dz_tdZ531hC_J9fb-eU6CoEmvjonwapmTorJb6hbi6g8VNxBQLItDyVgWM-InmxoNRo0N6xpcAuIbKZccN5vuctIs-Wqxefaza19thlu__bOl8kfG_SkgsrbBzKdTjOS0phBhIi8kYo9wG25k", * "createdBy": { * "application": { * "displayName": "Chilkat", * "id": "441c9990" * }, * "user": { * "displayName": "Matt Smith", * "id": "3a33fceb9b74cc15" * } * }, * "createdDateTime": "2017-06-03T14:23:52.153Z", * "cTag": "aYzozQTMzRkNFQjlCNzRDQzE1ITQ4NjMuMjU3", * "eTag": "aM0EzM0ZDRUI5Qjc0Q0MxNSE0ODYzLjA", * "id": "3A33FCEB9B74CC15!4863", * "lastModifiedBy": { * "application": { * "displayName": "Chilkat", * "id": "441c9990" * }, * "user": { * "displayName": "Matt Smith", * "id": "3a33fceb9b74cc15" * } * }, * "lastModifiedDateTime": "2017-06-03T14:23:52.153Z", * "name": "penguins.jpg", * "parentReference": { * "driveId": "3a33fceb9b74cc15", * "id": "3A33FCEB9B74CC15!4862", * "name": "someFolder", * "path": "/drive/root:/someFolder" * }, * "size": 777835, * "webUrl": "https://1drv.ms/i/s!ABXMdJvr_DM6pX8", * "file": { * "hashes": { * "sha1Hash": "DF7BE9DC4F467187783ACA68C7CE98E4DF2172D0" * }, * "mimeType": "image/jpeg", * "processingMetadata": true * }, * "fileSystemInfo": { * "createdDateTime": "2017-06-03T14:23:52.153Z", * "lastModifiedDateTime": "2017-06-03T14:23:52.153Z" * } * } * ------------------------------------------------------------------------------------ * Now let's upload some file where we don't know what the Content-Type should be. * * In this case, we're uploading the same JPG file but instead of providing "image/jpeg" for the * Content-Type, we provide "application/octet-stream". ("application/octet-stream" is the general * HTTP content-type used for anything unkown. "octet" is a synonym for "byte". It's just a way of * saying: Here's a stream of bytes that comprise the file.) * Also, you'll notice in the successful JSON response (below), that Microsoft automatically * detected the Content-Type as "image/jpeg", because the mimeType is set as such. * It is likely Microsoft set the MIME type (i.e. Content-Type) based on the file extension, or even better * it may have determined the MIME type by examining the initial bytes of the file to find the standard * identifying markers that signify common file types such as PDF, JPG, ZIP, and many more. * In a nutshell: Don't worry about setting the ContentType precisely. If you know it, great. If not, just * use "application/octet-stream". loReq.HttpVerb = "PUT" loReq.Path = "/v1.0/me/drive/root:/someFolder/penguins2.jpg:/content" loReq.StreamBodyFromFile("qa_data/jpg/penguins.jpg") loReq.ContentType = "application/octet-stream" loResp = loHttp.SynchronousRequest("graph.microsoft.com",443,1,loReq) IF (loHttp.LastMethodSuccess <> 1) THEN ? loHttp.LastErrorText RELEASE loHttp RELEASE loReq RELEASE loJson CANCEL ENDIF loJson.Load(loResp.BodyStr) IF (loResp.StatusCode <> 201) THEN ? loJson.Emit() ? "Response status = " + STR(loResp.StatusCode) RELEASE loResp RELEASE loHttp RELEASE loReq RELEASE loJson CANCEL ENDIF RELEASE loResp * Success. Examine the driveItem JSON object: ? loJson.Emit() ? "-- Success --" * { * "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/drive/root/$entity", * "@microsoft.graph.downloadUrl": "https://s5ucmg.dm2301.livefilestore.com/y4pKX-VIcxZfOUa1iYzGo7K4dX8an2xkcL7i-bb1YLE2ralUEPAixycWzekSn6-lUl5ojvZLQzpce45pgX2SIZfHe9l9scGcYu1viPHxKQ67Xh5b6iMhQNwbjbPQdr3ez6DET55DL25f7kS-fnksazALBtHiTLYayEqMc3WokdQYPsCj7AtzyNPzgKh6ye9R0FxM6ZRS5y6ARY23dIWuGkAKE9lKLgC4PPjvgNBBvl7zi8", * "createdBy": { * "application": { * "displayName": "Chilkat", * "id": "441c9990" * }, * "user": { * "displayName": "Matt Smith", * "id": "3a33fceb9b74cc15" * } * }, * "createdDateTime": "2017-06-03T14:30:22.017Z", * "cTag": "aYzozQTMzRkNFQjlCNzRDQzE1ITQ4NjUuMjU3", * "eTag": "aM0EzM0ZDRUI5Qjc0Q0MxNSE0ODY1LjA", * "id": "3A33FCEB9B74CC15!4865", * "lastModifiedBy": { * "application": { * "displayName": "Chilkat", * "id": "441c9990" * }, * "user": { * "displayName": "Matt Smith", * "id": "3a33fceb9b74cc15" * } * }, * "lastModifiedDateTime": "2017-06-03T14:30:22.017Z", * "name": "penguins2.jpg", * "parentReference": { * "driveId": "3a33fceb9b74cc15", * "id": "3A33FCEB9B74CC15!4862", * "name": "someFolder", * "path": "/drive/root:/someFolder" * }, * "size": 777835, * "webUrl": "https://1drv.ms/i/s!ABXMdJvr_DM6pgE", * "file": { * "hashes": { * "sha1Hash": "DF7BE9DC4F467187783ACA68C7CE98E4DF2172D0" * }, * "mimeType": "image/jpeg", * "processingMetadata": true * }, * "fileSystemInfo": { * "createdDateTime": "2017-06-03T14:30:22.016Z", * "lastModifiedDateTime": "2017-06-03T14:30:22.016Z" * } * } RELEASE loHttp RELEASE loReq RELEASE loJson |
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