File - Fetch - SQLHTTP

File - Fetch

Retrieve a Google Drive file using SQL Server

Prerequisites:

See SQLHTTP easy setup for Google
See API Call documentation for parameter values and other information
Create the stored procedure documented below

Stored Procedure:


CREATE PROCEDURE usp_Google_File_Fetch(	
		@Profile nvarchar(100),
		@fileId nvarchar(MAX),
		@acknowledgeAbuse bit = 0,
		@projection varchar(5) = NULL,
		@revisionId nvarchar(MAX) = NULL,
		@supportsTeamDrives bit = 0,
		@updateViewedDate bit = 0,
		@Response nvarchar(MAX) OUTPUT,
		@StatusCode int OUTPUT,
		@StatusDescription nvarchar(MAX) OUTPUT)
AS

DECLARE @Text_acknowledgeAbuse varchar(5)
DECLARE @Text_supportsTeamDrives varchar(5) 
DECLARE @Text_updateViewedDate varchar(5)

SET @Text_acknowledgeAbuse = 
	CASE 
		WHEN @acknowledgeAbuse = 0 THEN 'false'
		ELSE 'true' 
	END

SET @Text_supportsTeamDrives = 
	CASE
		WHEN @supportsTeamDrives = 0 THEN 'false'
		ELSE 'true'
	END

SET @Text_updateViewedDate = 
	CASE
		WHEN @updateViewedDate = 0 THEN 'false'
		ELSE 'true'
	END

DECLARE @URL nvarchar(MAX)
DECLARE @QueryString nvarchar(MAX)
DECLARE @HTTPSessionID uniqueidentifier

SET @URL = 'https://www.googleapis.com/drive/v2'

EXEC SQLHTTP.net.UrlBuilder   @URL OUTPUT,
			      @Profile,
			      'files', @fileId

EXEC SQLHTTP.net.QueryStringBuilder     @QueryString OUTPUT,
					@Profile,
					'acknowledgeAbuse', @Text_acknowledgeAbuse,
					'projection', @projection,
					'revisionId', @revisionId,
					'supportsTeamDrives', @Text_supportsTeamDrives,
					'updateViewedDate', @Text_updateViewedDate

SET @URL = @URL + @QueryString

EXEC SQLHTTP.net.HTTPSession @HTTPSessionID OUTPUT

EXEC usp_Google_Auth_Header @Profile, @HTTPSessionID

EXEC SQLHTTP.net.HTTPRequest 	@HttpSessionID,
				@URL = @URL,
				@Method = 'GET',
				@ContentType = 'application/json',
				@StatusCode = @StatusCode OUTPUT,
				@StatusDescription = @StatusDescription OUTPUT,
				@Response = @Response OUTPUT
GO

CREATE PROCEDURE usp_Google_File_Fetch(

@Profile nvarchar(100),

@fileId nvarchar(MAX),

@acknowledgeAbuse bit = 0,

@projection varchar(5) = NULL,

@revisionId nvarchar(MAX) = NULL,

@supportsTeamDrives bit = 0,

@updateViewedDate bit = 0,

@Response nvarchar(MAX) OUTPUT,

@StatusCode int OUTPUT,

@StatusDescription nvarchar(MAX) OUTPUT)

DECLARE @Text_acknowledgeAbuse varchar(5)

DECLARE @Text_supportsTeamDrives varchar(5)

DECLARE @Text_updateViewedDate varchar(5)

SET @Text_acknowledgeAbuse =

CASE

WHEN @acknowledgeAbuse = 0 THEN 'false'

ELSE 'true'

END

SET @Text_supportsTeamDrives =

CASE

WHEN @supportsTeamDrives = 0 THEN 'false'

ELSE 'true'

END

SET @Text_updateViewedDate =

CASE

WHEN @updateViewedDate = 0 THEN 'false'

ELSE 'true'

END

DECLARE @URL nvarchar(MAX)

DECLARE @QueryString nvarchar(MAX)

DECLARE @HTTPSessionID uniqueidentifier

SET @URL = 'https://www.googleapis.com/drive/v2'

EXEC SQLHTTP.net.UrlBuilder @URL OUTPUT,

@Profile,

'files', @fileId

EXEC SQLHTTP.net.QueryStringBuilder @QueryString OUTPUT,

@Profile,

'acknowledgeAbuse', @Text_acknowledgeAbuse,

'projection', @projection,

'revisionId', @revisionId,

'supportsTeamDrives', @Text_supportsTeamDrives,

'updateViewedDate', @Text_updateViewedDate

SET @URL = @URL + @QueryString

EXEC SQLHTTP.net.HTTPSession @HTTPSessionID OUTPUT

EXEC usp_Google_Auth_Header @Profile, @HTTPSessionID

EXEC SQLHTTP.net.HTTPRequest @HttpSessionID,

@URL = @URL,

@Method = 'GET',

@ContentType = 'application/json',

@StatusCode = @StatusCode OUTPUT,

@StatusDescription = @StatusDescription OUTPUT,

@Response = @Response OUTPUT

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Sample Usage:


DECLARE @Response nvarchar(MAX)
DECLARE @StatusCode int
DECLARE @StatusDescription nvarchar(MAX)
DECLARE @Profile nvarchar(100)

SET @Profile = 'My google'

--Google API Bearer Token expires after an hour
EXEC usp_Google_Auth_Refresh @Profile

EXEC usp_Google_File_Fetch 
		@Profile = @Profile,
		@fileId = '0B0POQgYNS4U6VW1WMFlOMXF5MDg',  
		@Response = @Response OUTPUT, 
		@StatusCode = @StatusCode OUTPUT, 
		@StatusDescription = @StatusDescription OUTPUT

IF @StatusCode >= 400
	EXEC SQLHTTP.net.RaiseHttpError @StatusCode, @StatusDescription, @Response
ELSE
	BEGIN
		
		DECLARE @X xml
		SET @X = SQLHTTP.net.Json_To_Xml(@Response, '0')

		--The XPath syntax below was easily generated by executing the following commands:
		--EXEC SQLHTTP.net.XQueryHelper @X
		--and then executing: 
		--EXEC SQLHTTP.net.XQueryHelper @X, 'JsonObject' --

		SELECT T.C.value(N'@kind', N'nvarchar(MAX)') AS [kind]
		      ,T.C.value(N'@title', N'nvarchar(MAX)') AS title
		      ,T.C.value(N'@id', N'nvarchar(MAX)') AS [id]
		      ,T.C.value(N'@mimeType', N'nvarchar(MAX)') AS [mimeType]
		      ,T.C.value(N'@selfLink', N'nvarchar(MAX)') AS [selfLink]
		FROM @X.nodes(N'/JsonObject') T(C)

	END

DECLARE @Response nvarchar(MAX)

DECLARE @StatusCode int

DECLARE @StatusDescription nvarchar(MAX)

DECLARE @Profile nvarchar(100)

SET @Profile = 'My google'

--Google API Bearer Token expires after an hour

EXEC usp_Google_Auth_Refresh @Profile

EXEC usp_Google_File_Fetch

@Profile = @Profile,

@fileId = '0B0POQgYNS4U6VW1WMFlOMXF5MDg',

@Response = @Response OUTPUT,

@StatusCode = @StatusCode OUTPUT,

@StatusDescription = @StatusDescription OUTPUT

IF @StatusCode >= 400

EXEC SQLHTTP.net.RaiseHttpError @StatusCode, @StatusDescription, @Response

ELSE

BEGIN

DECLARE @X xml

SET @X = SQLHTTP.net.Json_To_Xml(@Response, '0')

--The XPath syntax below was easily generated by executing the following commands:

--EXEC SQLHTTP.net.XQueryHelper @X

--and then executing:

--EXEC SQLHTTP.net.XQueryHelper @X, 'JsonObject' --

SELECT T.C.value(N'@kind', N'nvarchar(MAX)') AS [kind]

,T.C.value(N'@title', N'nvarchar(MAX)') AS title

,T.C.value(N'@id', N'nvarchar(MAX)') AS [id]

,T.C.value(N'@mimeType', N'nvarchar(MAX)') AS [mimeType]

,T.C.value(N'@selfLink', N'nvarchar(MAX)') AS [selfLink]

FROM @X.nodes(N'/JsonObject') T(C)

END

kind title id mimeType selfLink

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

drive#file register_file.pdf 0B0POQgYNS4U6V... application/pdf https://www.googleapis.com/drive/...

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