PHP LinkedIn OAuth Login Integration Tutorial From Scratch

Today, We want to share with you Login with LinkedIn OAuth using PHP.
In this post we will show you developers linkedin for linkedin api key, hear for Login with LinkedIn using PHP and LinkedIn oAuth API we will give you demo and example for implement.
In this post, we will learn about Simple PHP LinkedIn OAuth Login Integration with an example.

Login with LinkedIn OAuth using PHP

There are the Following The simple About PHP LinkedIn OAuth Login Integration using PHP Full Information With Example and source code.and more Example Like developers linkedin,linkedin api key,linkedin ads api,linkedin api,linkedin api limits,linkedin api search by email.

Step 1 : Create LinkedIn Devloper Accounts

First of all You Creating and setting LinkedIn application and then You Requesting get a authorization source code, After that You recived Obtaining access token and last step Into making an authenticated LinkedIn request to fetch some resources

First of all I am gonna to create a new developer application Accounts in the LinkedIn developer console. here simple fill up your All Information and get To LinkedIn Authentication some Keys Like Client ID and Client Secret

Login with LinkedIn using PHP

Simple PHP LinkedIn OAuth Login Integration

There are the Following Created PHP file and Folder Structures.

1. ->index.php
2. ->config.php
3. ->linkedin-icon.png
4. oauth-Folder Name
5. oauth->http
6. oauth->oauth_linkedin_user

config.php

index.php

debug = false;
    $linkedin_user->debug_http = true;
    $linkedin_user->redirect_uri = REDIRECT_URI;
    $linkedin_user->server = "LinkedIn";
    $linkedin_user->linkedin_user_id = CLIENT_ID;
    $linkedin_user->linkedin_user_secret = CLIENT_SECRET;
    $linkedin_user->scope = SCOPE;
    
    if (($results_done = $linkedin_user->Initialize())) {
        if (($results_done = $linkedin_user->Process())) {
            if (strlen($linkedin_user->authorization_error)) {
                $linkedin_user->error = $linkedin_user->authorization_error;
                $results_done = false;
            } elseif (strlen($linkedin_user->access_token)) {
                $results_done = $linkedin_user->CallAPI('http://api.linkedin.com/v1/people/~:(id,email-address,first-name,last-name,picture-url,public-profile-url,formatted-name)', 'GET', array(
                    'format' => 'json'
                ), array(
                    'FailOnAccessError' => true
                ), $user);
            }
        }
        $results_done = $linkedin_user->Finalize($results_done);
        $_SESSION["user_id_live"] = $user->id;
    }
    if ($linkedin_user->exit) {
        exit();
    }
    if ($results_done) {
        // Do your code with the Linkedin Data
    } else {
        $error = $linkedin_user->error;
    }
} else {
    $_SESSION = array();
    unset($_SESSION);
    session_destroy();
}
?>




body {
    width: 550px;
    font-family: Arial;
}

#profile-outer {
    background: #79ccc4;
    padding: 40px;
    color: #505050;
    text-align: center;
}

.user-avtar {
    font-weight: bold;
}

.user-profiles {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin-bottom: 20px;
}

.results_done {
    padding: 20px;
    background: #5b948f;
    border: #51847f 1px solid;
    color: #c4e0de;
}

.error {
    background: #ffc6d1;
    border: #efbac4 1px solid;
    color: #b34f59;
    padding: 20px;
}

.link {
    background: #41b2f1;
    color: #FFF;
    display: inline-block;
    margin-top: 20px;
    padding: 20px 20px 20px 20px;
    text-decoration: none;
}

.link img {
    vertical-align: middle;
}



    

        

        

  

            

            

          Login with LinkedIn
            

        

                

                    <img src="pictureUrl; ?>"
                        class="user-profiles" />
                
                

                    firstName; ?>
                
            
            

                You have 100% success Logged in Good Luck. Click here to  Logout 
            

    
    

PHP Login with LinkedIn OAuth Output

Lastly You results_doneful LinkedIn step by step OAuth PHP authentication via this API, the social media LinkedIn get your profile pictures and some data such as Your name and the profile will be show with the your main session exp/Logout button option as such as below screen shote.

PHP Login with LinkedIn Download Source code

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