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(SQL Server) Get File Metadata

Gets a file's metadata or content by ID.

See Google Drive Files get for additional details.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

// Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
//
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @sTmp1 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 1

    -- It requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    -- This example uses a previously obtained access token having permission for the 
    -- Google Drive scope.

    DECLARE @gAuth int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.AuthGoogle', @gAuth OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OASetProperty @gAuth, 'AccessToken', 'GOOGLE-DRIVE-ACCESS-TOKEN'

    DECLARE @rest int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Rest', @rest OUT

    -- Connect using TLS.
    -- A single REST object, once connected, can be used for many Google Drive REST API calls.
    -- The auto-reconnect indicates that if the already-established HTTPS connection is closed,
    -- then it will be automatically re-established as needed.
    DECLARE @bAutoReconnect int
    SELECT @bAutoReconnect = 1
    EXEC sp_OAMethod @rest, 'Connect', @success OUT, 'www.googleapis.com', 443, 1, @bAutoReconnect

    -- Provide the authentication credentials (i.e. the access token)
    EXEC sp_OAMethod @rest, 'SetAuthGoogle', @success OUT, @gAuth

    -- ------------------------------------------------------------------------------

    -- We need to send a GET request like this:
    -- GET https://www.googleapis.com/drive/v3/files/fileId
    -- The fileId is part of the path.
    DECLARE @sbPath int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbPath OUT

    EXEC sp_OAMethod @sbPath, 'Append', @success OUT, '/drive/v3/files/'
    -- Assume we previously obtained the fileId for the file of interest...
    EXEC sp_OAMethod @sbPath, 'Append', @success OUT, '0B53Q6OSTWYolbUF6WS1Gei1oalk'

    -- Indicate that we want ALL possible fields.
    -- If no fields are indicated, then only the basic fields are returned.
    DECLARE @allFields nvarchar(4000)
    SELECT @allFields = 'appProperties,capabilities,contentHints,createdTime,description,explicitlyTrashed,fileExtension,folderColorRgb,fullFileExtension,headRevisionId,iconLink,id,imageMediaMetadata,isAppAuthorized,kind,lastModifyingUser,md5Checksum,mimeType,modifiedByMeTime,modifiedTime,name,originalFilename,ownedByMe,owners,parents,permissions,properties,quotaBytesUsed,shared,sharedWithMeTime,sharingUser,size,spaces,starred,thumbnailLink,trashed,version,videoMediaMetadata,viewedByMe,viewedByMeTime,viewersCanCopyContent,webContentLink,webViewLink,writersCanShare'

    EXEC sp_OAMethod @rest, 'AddQueryParam', @success OUT, 'fields', @allFields

    DECLARE @jsonResponse nvarchar(4000)
    EXEC sp_OAMethod @sbPath, 'GetAsString', @sTmp0 OUT
    EXEC sp_OAMethod @rest, 'FullRequestNoBody', @jsonResponse OUT, 'GET', @sTmp0
    EXEC sp_OAGetProperty @rest, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 <> 1
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @gAuth
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbPath
        RETURN
      END

    -- A successful response will have a status code equal to 200.
    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
    IF @iTmp0 <> 200
      BEGIN

        EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
        PRINT 'response status code = ' + @iTmp0

        EXEC sp_OAGetProperty @rest, 'ResponseStatusText', @sTmp0 OUT
        PRINT 'response status text = ' + @sTmp0

        EXEC sp_OAGetProperty @rest, 'ResponseHeader', @sTmp0 OUT
        PRINT 'response header: ' + @sTmp0

        PRINT 'response JSON: ' + @jsonResponse
        EXEC @hr = sp_OADestroy @gAuth
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbPath
        RETURN
      END

    -- ---------------------------------------------------
    -- Sample code for parsing this JSON is shown below...
    -- ---------------------------------------------------

    -- A successful response looks like this:
    -- {
    --   "kind": "drive#file",
    --   "id": "0B53Q6OSTWYolbUF6WS1Gei1oalk",
    --   "name": "penguins.jpg",
    --   "mimeType": "image/jpeg",
    --   "starred": false,
    --   "trashed": false,
    --   "explicitlyTrashed": false,
    --   "parents": [
    --     "0B53Q6OSTWYola296ODZUSm5GYU0"
    --   ],
    --   "spaces": [
    --     "drive"
    --   ],
    --   "version": "672",
    --   "webContentLink": "https://docs.google.com/a/chilkatcloud.com/uc?id=0B53Q6OSTWYolbUF6WS1Gei1oalk&export=download",
    --   "webViewLink": "https://drive.google.com/a/chilkatcloud.com/file/d/0B53Q6OSTWYolbUF6WS1Gei1oalk/view?usp=drivesdk",
    --   "iconLink": "https://ssl.gstatic.com/docs/doclist/images/icon_11_image_list.png",
    --   "thumbnailLink": "https://lh5.googleusercontent.com/uIV1dJdc8vsAQzaaIInpc9AV55AcdHhpM7fQeI2RN2qbCSnhjK9IDdNQAOTtkvjS9ZObqw=s220",
    --   "viewedByMe": true,
    --   "viewedByMeTime": "2016-10-08T12:38:02.258Z",
    --   "createdTime": "2016-10-08T12:38:02.258Z",
    --   "modifiedTime": "2016-10-08T12:38:02.258Z",
    --   "modifiedByMeTime": "2016-10-08T12:38:02.258Z",
    --   "owners": [
    --     {
    --       "kind": "drive#user",
    --       "displayName": "Matthew Smith",
    --       "me": true,
    --       "permissionId": "08366696655122259092",
    --       "emailAddress": "support@chilkatcloud.com"
    --     }
    --   ],
    --   "lastModifyingUser": {
    --     "kind": "drive#user",
    --     "displayName": "Matthew Smith",
    --     "me": true,
    --     "permissionId": "08366696655122259092",
    --     "emailAddress": "support@chilkatcloud.com"
    --   },
    --   "shared": false,
    --   "ownedByMe": true,
    --   "capabilities": {
    --     "canEdit": true,
    --     "canComment": true,
    --     "canShare": true,
    --     "canCopy": true,
    --     "canReadRevisions": true
    --   },
    --   "viewersCanCopyContent": true,
    --   "writersCanShare": true,
    --   "permissions": [
    --     {
    --       "kind": "drive#permission",
    --       "id": "08366696655122259092",
    --       "type": "user",
    --       "emailAddress": "support@chilkatcloud.com",
    --       "role": "owner",
    --       "displayName": "Matthew Smith"
    --     }
    --   ],
    --   "originalFilename": "penguins.jpg",
    --   "fullFileExtension": "jpg",
    --   "fileExtension": "jpg",
    --   "md5Checksum": "9d377b10ce778c4938b3c7e2c63a229a",
    --   "size": "777835",
    --   "quotaBytesUsed": "777835",
    --   "headRevisionId": "0B53Q6OSTWYolUUlHVFhHdFlXQ0R1aHZuT0tORTVzc2h5NnZjPQ",
    --   "imageMediaMetadata": {
    --     "width": 1024,
    --     "height": 768,
    --     "rotation": 0,
    --     "time": "2009:03:12 13:48:35"
    --   },
    --   "isAppAuthorized": false
    -- }

    -- Iterate over each file in the response and show the name, id, and mimeType.
    DECLARE @json int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.JsonObject', @json OUT

    EXEC sp_OAMethod @json, 'Load', @success OUT, @jsonResponse

    -- Show the full JSON response.
    EXEC sp_OASetProperty @json, 'EmitCompact', 0
    EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
    PRINT @sTmp0

    PRINT '-'

    -- Demonstrate how to get pieces of information:

    EXEC sp_OAMethod @json, 'StringOf', @sTmp0 OUT, 'originalFilename'
    PRINT 'Original Filename: ' + @sTmp0

    DECLARE @wasLastModifiedUserMe int
    EXEC sp_OAMethod @json, 'BoolOf', @wasLastModifiedUserMe OUT, 'lastModifyingUser.me'

    PRINT 'Was Last Modified by Me: ' + @wasLastModifiedUserMe

    -- Assuming this is an image file...
    DECLARE @width int
    EXEC sp_OAMethod @json, 'IntOf', @width OUT, 'imageMediaMetadata.width'

    PRINT 'Image Width: ' + @width

    -- Iterate over parents...
    DECLARE @i int

    DECLARE @numParents int
    EXEC sp_OAMethod @json, 'SizeOfArray', @numParents OUT, 'parents'
    SELECT @i = 0
    WHILE @i < @numParents
      BEGIN
        EXEC sp_OASetProperty @json, 'I', @i


        EXEC sp_OAMethod @json, 'StringOf', @sTmp0 OUT, 'parents[i]'
        PRINT 'Parent ' + @i + ': ' + @sTmp0
        SELECT @i = @i + 1
      END

    -- Iterate over owners...
    DECLARE @numOwners int
    EXEC sp_OAMethod @json, 'SizeOfArray', @numOwners OUT, 'owners'
    SELECT @i = 0
    WHILE @i < @numOwners
      BEGIN
        EXEC sp_OASetProperty @json, 'I', @i


        EXEC sp_OAMethod @json, 'StringOf', @sTmp0 OUT, 'owners[i].kind'

        EXEC sp_OAMethod @json, 'StringOf', @sTmp1 OUT, 'owners[i].displayName'
        PRINT 'Owner ' + @i + ': kind=' + @sTmp0 + ' displayName=' + @sTmp1
        SELECT @i = @i + 1
      END

    -- Iterate over permissions...
    DECLARE @numPermissions int
    EXEC sp_OAMethod @json, 'SizeOfArray', @numPermissions OUT, 'permissions'
    SELECT @i = 0
    WHILE @i < @numPermissions
      BEGIN
        EXEC sp_OASetProperty @json, 'I', @i


        EXEC sp_OAMethod @json, 'StringOf', @sTmp0 OUT, 'permissions[i].kind'

        EXEC sp_OAMethod @json, 'StringOf', @sTmp1 OUT, 'permissions[i].id'
        PRINT 'Permission ' + @i + ': kind=' + @sTmp0 + ' id=' + @sTmp1
        SELECT @i = @i + 1
      END

    EXEC @hr = sp_OADestroy @gAuth
    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @sbPath
    EXEC @hr = sp_OADestroy @json


END
GO

 

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