Manage SharePoint/ Teams Permissions

Get User Permissions By Mail And Javascript

let siteUrl = "https://mayTenant.sharepoint.com/sites/test"

async function getUserPermissions(siteUrl, userMail) {

    // REST API endpoint to get group permissions
    const endpoint = `${siteUrl}/_api/web/siteusers?$filter=Email eq '${userMail}'&$select=Id`;
    //const endpoint = `${siteUrl}/_api/web/siteusers?$filter=Email eq '${userMail}'&$select=LoginName`;

    // Fetch options with headers for authentication and response format
    const fetchOptions = {
        method: 'GET',
        headers: {
            'Accept': 'application/json;odata=verbose'
        }
    };

    console.log("endpoint", endpoint);
    // Send the asynchronous GET request to the REST API endpoint
    const response = await fetch(endpoint, fetchOptions);

    // Check if the response is OK (status code 200)
    if (!response.ok) {
        throw new Error(`Error fetching permissions: ${response.statusText}`);
    }

    // Parse the JSON response to extract permission data
    const data = await response.json();
    console.log("data", data);

    if (data.d.results.length === 0) {
        console.log("user not found", userMail);
    } else {

        const userId = `${data.d.results[0].Id}`;
        for (const user in data.d.results) {

            console.log("user", userMail);
        }
        let ret = "";
        const endpoint2 = `${siteUrl}/_api/web//RoleAssignments/GetByPrincipalId(${userId})/RoleDefinitionBindings`;
        // Send the asynchronous GET request to the REST API endpoint
        const response2 = await fetch(endpoint2, fetchOptions);
        const data2 = await response2.json();
        console.log("data2", data2);
        for (let i = 0; i < data2.d.results.length; i++) {
            ret += `User ${data2.d.results[0].Name} : ${data2.d.results[0].Description}\r\n`;
        }

        //by groups
        const getGroupsEndPoint = `${siteUrl}/_api/web/GetUserById(${userId})/groups?$select=Id,Title`;
        const response3 = await fetch(getGroupsEndPoint, fetchOptions);
        const data3 = await response3.json();
        console.log("data3", data3);

        for (let i = 0; i < data3.d.results.length; i++) {
            //get group permissions
            const endpoint4 = `${siteUrl}/_api/web//RoleAssignments/GetByPrincipalId(${data3.d.results[i].Id})/RoleDefinitionBindings`;
            const response4 = await fetch(endpoint4, fetchOptions);
            const data4 = await response4.json();
            console.log("data4", data4);
            for (let j = 0; j < data4.d.results.length; j++) {
                ret += `Group ${data3.d.results[i].Title} Id ${data3.d.results[i].Id} : ${data4.d.results[j].Name} : ${data4.d.results[j].Description}. ` + "\r\n";
            }
        }

        return `${ret}.`;
    }
    return null;
}


await getUserPermissions(siteUrl, "test-ext@test.com");

Permissions to Check:

Here are some common permissions encoded in the High and Low values:

• ViewListItems: 0x00000001
• AddListItems: 0x00000002
• EditListItems: 0x00000004
• DeleteListItems: 0x00000008
• OpenItems: 0x00000010
• ViewVersions: 0x00000020
• CancelCheckout: 0x00000040
• ManagePermissions: 0x00010000
• ManageWeb: 0x00040000

let siteUrl = '';


async function getUsersGroups(siteUrl) {

    // REST API endpoint to get group permissions
    const endpoint = `${siteUrl}`;

    // Fetch options with headers for authentication and response format
    const fetchOptions = {
        method: 'GET',
        headers: {
            'Accept': 'application/json;odata=verbose'
        }
    };

    console.log("endpoint", endpoint);
    // Send the asynchronous GET request to the REST API endpoint
    const response = await fetch(endpoint, fetchOptions);

    // Check if the response is OK (status code 200)
    if (!response.ok) {
        throw new Error(`Error fetching permissions: ${response.statusText}`);
    }

    // Parse the JSON response to extract permission data
    const data = await response.json();
    console.log("data", data);
    let csv = "Title;Email;LoginName;Id;IsSiteAdmin;UserOnly;GroupTitle;GroupId;Owner;Description;AllowMembersEditMembership;AllowRequestToJoinLeave;AutoAcceptRequestToJoinLeave;GroupId;Limited\r\n";
    for (const user of data.d.results) {

        //debugger;
        if (user.Groups && user.Groups.results && user.Groups.results.length > 0) {
            csv += `${user.Title};${user.Email};${user.LoginName};${user.Id};${user.IsSiteAdmin};true;;;;;;;;;NoLimited\r\n`;
            for (const group of user.Groups.results) {
                let limited = "not"
                if (`${group.Title}`.indexOf("imited") > 0) {
                    limited = "Limited";
                }
                csv += `${user.Title};${user.Email};${user.LoginName};${user.Id};${user.IsSiteAdmin};group;${group.Title};${group.Id};${group.OwnerTitle};${group.Description};${group.AllowMembersEditMembership};${group.AllowRequestToJoinLeave};${group.AutoAcceptRequestToJoinLeave};${group.Id};${limited}\r\n`;
            }
        } else
            csv += `${user.Title};${user.Email};${user.LoginName};${user.Id};${user.IsSiteAdmin};noGroup;;;;;;;;;noGroup\r\n`;
    }
    console.log("csv", csv);
}

let query = `/_api/web/siteusers?$select=IsSiteAdmin,Email,Id,LoginName,Title&$expand=Groups`;
await getUsersGroups(siteUrl + query);