Microsoft 365 OneDrive for Business: Create Sharing Link

Microsoft 365 OneDrive for Business: Create Sharing Link

Microsoft 365 OneDrive for Business: 共有リンク作成

This item creates a URL to access the specified file/folder in OneDrive so that anyone who knows the link can view it.

Basic Configs
Step Name
Note
Auto Step icon
Configs for this Auto Step
conf_OAuth2
C1: OAuth2 Setting *
conf_DriveItemUrl
C2: File / Folder URL to share *
conf_SharingLink
C3: Data item to save the Sharing Link *
conf_SharingLinkId
C4: Data item to save the Sharing Link ID

Notes

  • This Auto Step is for OneDrive for Business of Microsoft 365
    • It does not work for OneDrive personal
  • To get the URL of a file/folder on OneDrive, open the Details window of the file/folder by clicking the Information icon, proceed to “More details”, and click the icon next to “Path”

  • Sharing Link cannot be created when external sharing is not allowed either in the organization settings or in the SharePoint site settings

Capture

See Also

Script (click to open)
  • An XML file that contains the code below is available to download
    • onedrive-file-link-create.xml (C) Questetra, Inc. (MIT License)
    • If you are using Professional, you can modify the contents of this file and use it as your own add-on auto step

// OAuth2 config sample at [OAuth 2.0 Setting]
// - Authorization Endpoint URL: https://login.microsoftonline.com/{your-tenant-id}/oauth2/v2.0/authorize
// - Token Endpoint URL: https://login.microsoftonline.com/{your-tenant-id}/oauth2/v2.0/token
// - Scope: https://graph.microsoft.com/Files.ReadWrite.All offline_access
// - Consumer Key: (Get by Microsoft Azure Active Directory)
// - Consumer Secret: (Get by Microsoft Azure Active Directory)

const GRAPH_URI = 'https://graph.microsoft.com/v1.0/';

function main() {
    //// == 工程コンフィグの参照 / Config Retrieving ==
    const oauth2 = configs.getObject('conf_OAuth2');
    const driveItemUrl = retrieveDriveItemUrl();
    const sharingLinkDef = configs.getObject('conf_SharingLink');
    const sharingLinkIdDef = configs.getObject('conf_SharingLinkId');

    //// == 演算 / Calculating ==
    const driveItemInfo = getDriveItemInfoByUrl(oauth2, driveItemUrl);
    const {sharingLink, id} = createLink(oauth2, driveItemInfo);

    //// == ワークフローデータへの代入 / Data Updating ==
    engine.setData(sharingLinkDef, sharingLink);
    if (sharingLinkIdDef !== null) {
        engine.setData(sharingLinkIdDef, id);
    }
}

/**
  * config からファイル / フォルダ URL の値を読み出す
  * URL が設定されていない場合はエラー
  * @returns {String} fileUrl ファイル URL
  */
function retrieveDriveItemUrl() {
    const driveItemUrlDef = configs.getObject('conf_DriveItemUrl');
    let driveItemUrl = '';
    if (driveItemUrlDef === null) {
        driveItemUrl = configs.get('conf_DriveItemUrl');
    } else {
        driveItemUrl = engine.findData(driveItemUrlDef);
    }
    if (driveItemUrl === null || driveItemUrl === '') {
        throw 'File / Folder URL is blank.';
    }
    return driveItemUrl;
}

/**
  * OneDrive のファイル / フォルダのメタデータを取得し、JSONオブジェクトを返す
  * APIの仕様: https://docs.microsoft.com/ja-jp/onedrive/developer/rest-api/api/shares_get?view=odsp-graph-online
  * @param {AuthSettingWrapper} oauth2  OAuth2 設定情報
  * @param {String} sharingUrl  ファイル / フォルダの共有 URL
  * @returns {Object} ファイル / フォルダ情報 {driveId, id}
  */
function getDriveItemInfoByUrl(oauth2, sharingUrl) {
    // encoding sharing URL
    const encodedSharingUrl = encodeSharingUrl(sharingUrl);

    // preparing for API Request
    const response = httpClient.begin()
        .authSetting(oauth2)
        .queryParam('select', 'id,parentReference')
        .get(`${GRAPH_URI}shares/${encodedSharingUrl}/driveItem`);
    const status = response.getStatusCode();
    const responseStr = response.getResponseAsString();
    if (status !== 200) {
        engine.log(responseStr);
        throw `Failed to get drive item. status: ${status}`;
    }
    const {
        id,
        parentReference: {
            driveId
        }
    } = JSON.parse(responseStr);
    return {driveId, id};
}

/**
  * 共有URLを unpadded base64url 形式にエンコードする
  * @param {String} sharingUrl  共有URL
  * @returns {String} encodedSharingUrl  エンコードされた共有URL
  */
function encodeSharingUrl(sharingUrl) {
    let encodedSharingUrl = base64.encodeToUrlSafeString(sharingUrl);
    while (encodedSharingUrl.slice(-1) === '=') {
        encodedSharingUrl = encodedSharingUrl.slice(0, -1);
    }
    return `u!${encodedSharingUrl}`;
}

/**
  * OneDrive のファイル / フォルダに共有リンクを作成する
  * @param {AuthSettingWrapper} oauth2  OAuth2 設定情報
  * @param {Object} driveItemInfo ファイル / フォルダ情報 {driveId, id}
  * @param {String} driveItemInfo.driveId  ドライブ ID
  * @param {String} driveItemInfo.id  ファイル / フォルダ ID
  * @returns {Object} result
  * @returns {String} result.id  共有リンクの ID
  * @returns {String} result.sharingLink  共有リンク
  */
function createLink(oauth2, {driveId, id}) {
    const requestBodyObj = {
        type: 'view',
        scope: 'anonymous'
    };
    const response = httpClient.begin()
        .authSetting(oauth2)
        .body(JSON.stringify(requestBodyObj), 'application/json')
        .post(`${GRAPH_URI}drives/${driveId}/items/${id}/createLink`);
    const status = response.getStatusCode();
    const responseStr = response.getResponseAsString();
    // 200: OK (returns the existing link), 201: Created
    if (status !== 200 && status !== 201) {
        engine.log(responseStr);
        throw `Failed to create sharing link. status: ${status}`;
    }
    const responseJson = JSON.parse(responseStr);
    // id と url を返す
    return {
        id: responseJson.id,
        sharingLink: responseJson.link.webUrl
    };
}

    
Scroll to Top

Discover more from Questetra Support

Subscribe now to keep reading and get access to the full archive.

Continue reading