The Digital Book

Google drive integration wIth Business Central

To integrate Google Drive into your AL (Business Central/NAV) code, you can use the Google Drive API and perform operations such as uploading files, downloading files, listing files, etc. Here's an example of how you can achieve this:

1. Set up the Google Drive API:

- Create a project in the Google Cloud Console.

- Enable the Google Drive API for the project.

- Create credentials (OAuth client ID) to access the API.

2. Install the "Http Web Request" extension from Microsoft AppSource in your Business Central/NAV environment.

3. Create an AL codeunit or code snippet with the following functions:

```AL

codeunit GoogleDriveIntegration

{

var

HttpClient: DotNet "'System.Net.Http.HttpClient', 'System.Net.Http', Version=4.2.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a";

HttpRequestMessage: DotNet "'System.Net.Http.HttpRequestMessage', 'System.Net.Http', Version=4.2.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a";

HttpResponseMessage: DotNet "'System.Net.Http.HttpResponseMessage', 'System.Net.Http', Version=4.2.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a";

procedure GetAccessToken(var AccessToken: Text)

var

AuthUrl: Text;

ClientId: Text;

ClientSecret: Text;

RedirectUri: Text;

TokenRequestUrl: Text;

TokenResponse: Text;

JsonObject: JsonObject;

begin

// Set your own values for the following variables:

ClientId := 'YOUR_CLIENT_ID';

ClientSecret := 'YOUR_CLIENT_SECRET';

RedirectUri := 'YOUR_REDIRECT_URI';

// Construct the authentication URL

AuthUrl := 'https://accounts.google.com/o/oauth2/auth?';

AuthUrl += 'response_type=code&';

AuthUrl += 'client_id=' + UriEncode(ClientId) + '&';

AuthUrl += 'redirect_uri=' + UriEncode(RedirectUri) + '&';

AuthUrl += 'scope=https://www.googleapis.com/auth/drive';

// Launch the authentication URL in a browser and retrieve the authorization code

// Construct the token request URL

TokenRequestUrl := 'https://www.googleapis.com/oauth2/v4/token';

// Build the request body

HttpRequestMessage := HttpRequestMessage.HttpMethodPost(TokenRequestUrl);

HttpRequestMessage.Content().WriteFrom('code=' + UriEncode(AuthorizationCode) + '&');

HttpRequestMessage.Content().WriteFrom('client_id=' + UriEncode(ClientId) + '&');

HttpRequestMessage.Content().WriteFrom('client_secret=' + UriEncode(ClientSecret) + '&');

HttpRequestMessage.Content().WriteFrom('redirect_uri=' + UriEncode(RedirectUri) + '&');

HttpRequestMessage.Content().WriteFrom('grant_type=authorization_code');

// Send the request and get the response

HttpClient := HttpClient.HttpClient();

HttpResponseMessage := HttpClient.Send(HttpRequestMessage);

// Read the response content

TokenResponse := HttpResponseMessage.Content().ReadAsString();

// Parse the JSON response

JsonObject := JsonObject.JsonObject(TokenResponse);

AccessToken := JsonObject.GetValue('access_token').ToString();

end;

procedure UploadFile(var AccessToken: Text; var FilePath: Text)

var

UploadUrl: Text;

FileName: Text;

ResponseContent: Text;

begin

// Set the file name for the uploaded file

FileName := 'MyFile.txt';

// Construct the upload URL

UploadUrl := 'https

://www.googleapis.com/upload/drive/v3/files?uploadType=media';

// Build the request

HttpRequestMessage := HttpRequestMessage.HttpMethodPost(UploadUrl);

HttpRequestMessage.Headers().Add('Authorization', 'Bearer ' + AccessToken);

HttpRequestMessage.Content().WriteFrom(FilePath);

// Send the request and get the response

HttpClient := HttpClient.HttpClient();

HttpResponseMessage := HttpClient.Send(HttpRequestMessage);

// Read the response content

ResponseContent := HttpResponseMessage.Content().ReadAsString();

// Process the response as needed

// ...

end;

procedure DownloadFile(var AccessToken: Text; var FileId: Text)

var

DownloadUrl: Text;

ResponseContent: Text;

begin

// Construct the download URL

DownloadUrl := 'https://www.googleapis.com/drive/v3/files/' + FileId + '?alt=media';

// Build the request

HttpRequestMessage := HttpRequestMessage.HttpMethodGet(DownloadUrl);

HttpRequestMessage.Headers().Add('Authorization', 'Bearer ' + AccessToken);

// Send the request and get the response

HttpClient := HttpClient.HttpClient();

HttpResponseMessage := HttpClient.Send(HttpRequestMessage);

// Read the response content

ResponseContent := HttpResponseMessage.Content().ReadAsString();

// Process the downloaded file content as needed

// ...

end;

}

```

Note: The above code assumes you have obtained the access token through the OAuth2 flow. You may need to implement the OAuth2 flow separately or modify the code to fit your specific authentication requirements.

Remember to replace placeholders like `'YOUR_CLIENT_ID'`, `'YOUR_CLIENT_SECRET'`, and `'YOUR_REDIRECT_URI'` with your actual values.

These code snippets demonstrate the basic functionality for uploading and downloading files. You can extend the code to perform additional operations like listing files, deleting files, creating folders, etc., by making appropriate API calls to the Google Drive API.

Please note that this is a simplified example, and in a real-world scenario, you may need to handle error cases, manage authentication tokens, and handle large file uploads/downloads more efficiently.

Make sure to test the code thoroughly and handle any potential exceptions or errors that may occur during the integration process.

How to create control addin in business central

To create a control add-in in Business Central, you can follow these steps:

1. Set up the development environment:

- Install Visual Studio Code (VS Code) if you haven't already.

- Install the AL Language extension in VS Code, which provides AL language support.

2. Create a new control add-in project:

- Open VS Code and create a new folder for your project.

- Open the command palette (Ctrl+Shift+P or Cmd+Shift+P) in VS Code.

- Search for and select "AL: Go!" to initialize a new AL project.

- Enter the necessary project details like the publisher name, publisher ID, and project name.

3. Define the control add-in:

- In the project folder, locate the "app.json" file and open it.

- Add a new "controlAddIns" section to the "app.json" file.

- Define your control add-in by specifying its ID, name, description, and other properties.

4. Implement the control add-in:

- Create a new JavaScript file (.js) in your project to implement the control add-in.

- Write your JavaScript code to define the behavior and functionality of the control add-in.

- You can use standard web development techniques and libraries in your JavaScript code.

5. Build and package the control add-in:

- Open the command palette in VS Code.

- Search for and select "AL: Build" to build the control add-in project.

- Once the build is successful, a ".app" file will be generated in the project's "bin" folder.

6. Publish and install the control add-in in Business Central:

- In Business Central, open the Extension Management page.

- Choose "Upload Extension" and select the ".app" file generated in the previous step.

- Follow the on-screen instructions to publish and install the control add-in.

7. Use the control add-in in Business Central:

- Once the control add-in is installed, you can use it in Business Central pages and forms.

- Modify the relevant page or form in the Business Central development environment.

- Add the control add-in to the desired location on the page or form, referencing its ID.

8. Test and debug the control add-in:

- You can test the control add-in by running the modified page or form in the Business Central client.

- Use browser developer tools or VS Code debugging capabilities to debug your control add-in if needed.

By following these steps, you can create a control add-in and integrate it into your Business Central solution. Remember to refer to the official documentation and resources provided by Microsoft for more detailed instructions and examples.

AL code for show all file of the sharing directory

To show all files in a sharing directory using AL code in Microsoft Dynamics 365 Business Central, you can utilize the `FileManagement` codeunit to retrieve a list of files from the directory. Here's an example:

```AL

PROCEDURE ShowFilesInDirectory@1()

VAR

FileManagement@1: Codeunit 419;

DirectoryPath@2: Text[250];

Files@3: List of [Text[250]];

FilePath@4: Text[250];

BEGIN

// Shared path of the directory

DirectoryPath := '\\server\share\directory\';

// Get a list of all files in the directory

FileManagement.GetFilesFromDirectory(DirectoryPath, '', Files);

FOR EACH FilePath IN Files DO BEGIN

MESSAGE('File: ' + FilePath);

END;

```

In this example, we use the `FileManagement` codeunit to perform file-related operations. First, we set the `DirectoryPath` variable to the shared path of the directory containing the files you want to show.

The `GetFilesFromDirectory` function of the `FileManagement` codeunit retrieves a list of all files in the specified directory. The retrieved file paths are stored in the `Files` variable.

We then iterate over each file path in the `Files` list using a `FOR EACH` loop. For each file, we display a message box showing the file path using the `MESSAGE` statement.

Adjust the code according to your needs, and make sure that the shared directory is accessible from the server running Business Central and that the necessary permissions are set for accessing the shared folder and files within it.

AL code for show all file of the sharing directory and import into table blob

To show all files in a sharing directory and import them into a table's Blob field using AL code in Microsoft Dynamics 365 Business Central, you can use the `FileManagement` codeunit to iterate over the files in the directory, read their contents, and store them in the Blob field. Here's an example:

```AL

PROCEDURE ImportFilesFromDirectoryToBlob@1()

VAR

FileManagement@1: Codeunit 419;

DirectoryPath@2: Text[250];

Files@3: List of [Text[250]];

FilePath@4: Text[250];

FileContent@5: Text;

ImportTable@6: Record 50000;

InStream@7: InStream;

Blob@8: Blob;

BEGIN

// Shared path of the directory containing the files

DirectoryPath := '\\server\share\directory\';

// Get a list of all files in the directory

FileManagement.GetFilesFromDirectory(DirectoryPath, '', Files);

FOR EACH FilePath IN Files DO BEGIN

// Read the content of the file

InStream.OPEN(FilePath);

InStream.READTEXT(FileContent);

InStream.CLOSE;

// Assign the content to the Blob field

Blob.CREATEOUTSTREAM(OutStream);

OutStream.WRITE(FileContent);

OutStream.CLOSE;

ImportTable.INIT;

ImportTable.BlobField := Blob;

ImportTable.INSERT(TRUE);

END;

```

In this example, we utilize the `FileManagement` codeunit to work with file-related operations. First, we set the `DirectoryPath` variable to the shared path of the directory containing the files you want to import.

The `GetFilesFromDirectory` function of the `FileManagement` codeunit retrieves a list of all files in the specified directory. The retrieved file paths are stored in the `Files` variable.

We then iterate over each file path in the `Files` list. For each file, we open it as an `InStream`, read its content into the `FileContent` variable, and close the `InStream`.

Next, we create a new `Blob` variable and use the `CREATEOUTSTREAM` method to create an output stream for writing to the Blob. We write the file content to the output stream and then close the stream.

Finally, we initialize the target table (`ImportTable` in this example), assign the Blob content to the desired Blob field (`BlobField` in this example), and insert the record into the table.

Make sure to adjust the code based on the structure of your table and Blob field.

Remember to ensure that the shared directory is accessible from the server running Business Central and that the necessary permissions are set for accessing the shared folder and files within it.

AL code for Import pdf document file from sharing path into table

To import a PDF document file from a shared path into a table using AL code in Microsoft Dynamics 365 Business Central, you can utilize the `FileManagement` codeunit to copy the file from the shared path to a temporary folder, and then use the `InStream` data type to import the contents of the file into a table field. Here's an example:

```AL

PROCEDURE ImportPDFDocumentFromFile@1()

VAR

FileManagement@1: Codeunit 419;

TempFolderPath@2: Text[250];

SourceFilePath@3: Text[250];

PDFDocument@4: Record 50000;

InStream@5: InStream;

PDFContent@6: Text;

BEGIN

// Shared path of the PDF document file

SourceFilePath := '\\server\share\document.pdf';

// Create a temporary folder to store the file

TempFolderPath := FileManagement.GetTempPath;

FileManagement.CreateDirectory(TempFolderPath);

// Copy the file from shared path to temporary folder

FileManagement.CopyFile(SourceFilePath, TempFolderPath + 'document.pdf');

// Open the file as an InStream

InStream.OPEN(TempFolderPath + 'document.pdf');

// Read the content of the file into a Text variable

InStream.READTEXT(PDFContent);

// Close the InStream

InStream.CLOSE;

// Assign the content to the table field

PDFDocument.INIT;

PDFDocument."PDF Content" := PDFContent;

PDFDocument.INSERT(TRUE);

// Delete the temporary file and folder

FileManagement.DeleteFile(TempFolderPath + 'document.pdf');

FileManagement.DeleteDirectory(TempFolderPath, TRUE);

END;

```

In this example, we use the `FileManagement` codeunit to perform file-related operations. First, we set the shared path of the PDF document file in the `SourceFilePath` variable. Then, we create a temporary folder using the `GetTempPath` method and `CreateDirectory` method of the `FileManagement` codeunit.

Next, we copy the file from the shared path to the temporary folder using the `CopyFile` method of the `FileManagement` codeunit.

After that, we open the file as an `InStream` using the `OPEN` method. We then use the `READTEXT` method to read the content of the file into a `Text` variable (`PDFContent` in this example).

We close the `InStream` using the `CLOSE` method.

Finally, we initialize the target table (`PDFDocument` in this example), assign the PDF content to the desired field (`"PDF Content"` in this example), and insert the record into the table.

Make sure to adjust the code based on the table structure and field names in your scenario.

Additionally, we delete the temporary file and folder using the `DeleteFile` and `DeleteDirectory` methods of the `FileManagement` codeunit.

Ensure that the shared path is accessible from the server running Business Central and that the necessary permissions are set for accessing the shared folder.