tovask/google-login.php

## google-login.php
<!DOCTYPE html><head></head><body><pre><?php

/*
*	This is a login-with-google example, you should have credentials for use the api.
*	This isn't store the access token, just retrieves the user information once for store or just display.
*/

require_once 'google-api-php-client/vendor/autoload.php';

$redirect_uri = 'http://127.0.0.1:3000/';

$google_client = new Google_Client();
$google_client->setApplicationName("Application nam from the PHP");
$google_client->setAuthConfig('oauth-credentials.json');
//$google_client->setClientId('REPLACE_ME.apps.googleusercontent.com');		// alternative for AuthConfig
//$google_client->setClientSecret('REPLACE_ME');
$google_client->setRedirectUri($redirect_uri); // even if there's no redirection, this should be set!
$google_client->setScopes([
	//"profile",	// can give: all we need, but no email
	"email",	// can give: all we need, but no language (do we need that?)
	// https://github.com/google/google-api-php-client-services/blob/master/src/Google/Service/Plus.php#L33
	// the same found in Google_Service_Oauth2
	//Google_Service_Plus::PLUS_LOGIN,		// "https://www.googleapis.com/auth/plus.login"			no email
	//Google_Service_Plus::PLUS_ME,			// "https://www.googleapis.com/auth/plus.me"			no email
	//Google_Service_Plus::USERINFO_EMAIL,	// "https://www.googleapis.com/auth/userinfo.email"		~ "email"
	//Google_Service_Plus::USERINFO_PROFILE,  // "https://www.googleapis.com/auth/userinfo.profile"	~ "profile"
]);
// alternative method:
//$google_client->addScope('https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/plus.login');


if (isset($_GET['error'])){
	print "You didn't give me permissions, i'm so sad :(\n";
	print "<a href='/'>Main</a>";
}elseif(isset($_GET['code'])){
	print "<a href='/'>Login again</a>";
	//if access_token stored: $google_client->setAccessToken($_SESSION["access_token"]);
	$google_client->authenticate($_GET['code']);
	if($google_client->getAccessToken()){
			print "\n\n#\n\n";
			print "acces token exists";
	}else{
			print "\n\n#\n\n";
			print "access_token not exists !!!!";
	}
	if($google_client->isAccessTokenExpired()){	// not need for real, since we don't store, and it's valid for
			print "\n\n#\n\n";
			print "!!!!!!!!!!!!!! ACCESS TOKEN EXPIRED !!!!!!!!";
	}else{
			print "\n\n#\n\n";
			print "access token not expired";
	}
	/*
	*	Need: id,email,fullname,firstname,lastname,gender,timezone,timezone_gmt_offset,birthday,education[school,year]
	*
		need google plus account for birthday,gender,organizations(educations)
		birthday only available if user set it's display to public

	*/

	$google_oauth2 = new Google_Service_Oauth2($google_client);
	$google_user = $google_oauth2->userinfo->get();
	print "\n\n#\n\n";
	//print '<img src="'.$google_user->picture.'" style="float: right;margin-top: 33px;" />'."\n\n";
	print "id:				".$google_user->id."\n";
	print "email:			".$google_user->email."\n";
	//print "verified-email:	".$google_user->verifiedEmail."\n";	// just interesting if != "1"
	print "full-name:		".$google_user->name."\n";
	print "first-name:		".$google_user->givenName."\n";
	print "last-name:		".$google_user->familyName."\n";
	print "gender:			".$google_user->gender."\n";
	print "language:		".$google_user->locale."\n";
	// no birthday :(

	/* other solution with Plus: can give: birthday,organizations,occupation */

	$google_plus = new Google_Service_Plus($google_client);
	$google_me = $google_plus->people->get('me');
	print "\n\n#\n\n";
	print "id:			".$google_me->id."\n";
	print "email:		".$google_me->emails[0]->value."\n";
	print "fulname:		".$google_me->displayName."\n";
	print "firstname:	".$google_me->name->givenName."\n";
	print "lastname:	".$google_me->name->familyName."\n";
	print "gender:		".$google_me->gender."\n";
	print "language:	".$google_me->language."\n";
	print "birthday:	".$google_me->birthday."\n";		// if available, the year still can be 0000 eg: "0000-05-09"
	if($google_me->organizations && count($google_me->organizations)>0){
		print "educ-school:	".$google_me->organizations[0]->name." : ".$google_me->organizations[0]->title."\n";
		print "educ-year:	".$google_me->organizations[0]->startDate."-".$google_me->organizations[0]->endDate."\n";
	}else{
		print "no organization";
	}
	print "occupation:	".$google_me->occupation."\n";


	// print all:
	print "\n\n# everything from Oauth2:\n\n";
	print_r($google_user);
	print "\n\n# everything from Plus:\n\n";
	print_r($google_me);

	// everything should be safe:
	try {
		// do google stuff
	} catch (Google_Exception $e) {
		print "\n\n#ERROR#\n\n";
		print_r($e);
	}
}else{
	$google_auth_url = $google_client->createAuthUrl();
	print "<a href='".$google_auth_url."'>Login</a>";
	//header("Location: ".$google_auth_url);
}

print "\n\n<br><br><br><br>";
	<!DOCTYPE html><head></head><body><pre><?php

	/*
	* This is a login-with-google example, you should have credentials for use the api.
	* This isn't store the access token, just retrieves the user information once for store or just display.
	*/

	require_once 'google-api-php-client/vendor/autoload.php';

	$redirect_uri = 'http://127.0.0.1:3000/';

	$google_client = new Google_Client();
	$google_client->setApplicationName("Application nam from the PHP");
	$google_client->setAuthConfig('oauth-credentials.json');
	//$google_client->setClientId('REPLACE_ME.apps.googleusercontent.com'); // alternative for AuthConfig
	//$google_client->setClientSecret('REPLACE_ME');
	$google_client->setRedirectUri($redirect_uri); // even if there's no redirection, this should be set!
	$google_client->setScopes([
	//"profile", // can give: all we need, but no email
	"email", // can give: all we need, but no language (do we need that?)
	// https://github.com/google/google-api-php-client-services/blob/master/src/Google/Service/Plus.php#L33
	// the same found in Google_Service_Oauth2
	//Google_Service_Plus::PLUS_LOGIN, // "https://www.googleapis.com/auth/plus.login" no email
	//Google_Service_Plus::PLUS_ME, // "https://www.googleapis.com/auth/plus.me" no email
	//Google_Service_Plus::USERINFO_EMAIL, // "https://www.googleapis.com/auth/userinfo.email" ~ "email"
	//Google_Service_Plus::USERINFO_PROFILE, // "https://www.googleapis.com/auth/userinfo.profile" ~ "profile"
	]);
	// alternative method:
	//$google_client->addScope('https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/plus.login');


	if (isset($_GET['error'])){
	print "You didn't give me permissions, i'm so sad :(\n";
	print "<a href='/'>Main</a>";
	}elseif(isset($_GET['code'])){
	print "<a href='/'>Login again</a>";
	//if access_token stored: $google_client->setAccessToken($_SESSION["access_token"]);
	$google_client->authenticate($_GET['code']);
	if($google_client->getAccessToken()){
	print "\n\n#\n\n";
	print "acces token exists";
	}else{
	print "\n\n#\n\n";
	print "access_token not exists !!!!";
	}
	if($google_client->isAccessTokenExpired()){ // not need for real, since we don't store, and it's valid for
	print "\n\n#\n\n";
	print "!!!!!!!!!!!!!! ACCESS TOKEN EXPIRED !!!!!!!!";
	}else{
	print "\n\n#\n\n";
	print "access token not expired";
	}
	/*
	* Need: id,email,fullname,firstname,lastname,gender,timezone,timezone_gmt_offset,birthday,education[school,year]
	*
	need google plus account for birthday,gender,organizations(educations)
	birthday only available if user set it's display to public

	*/

	$google_oauth2 = new Google_Service_Oauth2($google_client);
	$google_user = $google_oauth2->userinfo->get();
	print "\n\n#\n\n";
	//print '<img src="'.$google_user->picture.'" style="float: right;margin-top: 33px;" />'."\n\n";
	print "id: ".$google_user->id."\n";
	print "email: ".$google_user->email."\n";
	//print "verified-email: ".$google_user->verifiedEmail."\n"; // just interesting if != "1"
	print "full-name: ".$google_user->name."\n";
	print "first-name: ".$google_user->givenName."\n";
	print "last-name: ".$google_user->familyName."\n";
	print "gender: ".$google_user->gender."\n";
	print "language: ".$google_user->locale."\n";
	// no birthday :(

	/* other solution with Plus: can give: birthday,organizations,occupation */

	$google_plus = new Google_Service_Plus($google_client);
	$google_me = $google_plus->people->get('me');
	print "\n\n#\n\n";
	print "id: ".$google_me->id."\n";
	print "email: ".$google_me->emails[0]->value."\n";
	print "fulname: ".$google_me->displayName."\n";
	print "firstname: ".$google_me->name->givenName."\n";
	print "lastname: ".$google_me->name->familyName."\n";
	print "gender: ".$google_me->gender."\n";
	print "language: ".$google_me->language."\n";
	print "birthday: ".$google_me->birthday."\n"; // if available, the year still can be 0000 eg: "0000-05-09"
	if($google_me->organizations && count($google_me->organizations)>0){
	print "educ-school: ".$google_me->organizations[0]->name." : ".$google_me->organizations[0]->title."\n";
	print "educ-year: ".$google_me->organizations[0]->startDate."-".$google_me->organizations[0]->endDate."\n";
	}else{
	print "no organization";
	}
	print "occupation: ".$google_me->occupation."\n";


	// print all:
	print "\n\n# everything from Oauth2:\n\n";
	print_r($google_user);
	print "\n\n# everything from Plus:\n\n";
	print_r($google_me);

	// everything should be safe:
	try {
	// do google stuff
	} catch (Google_Exception $e) {
	print "\n\n#ERROR#\n\n";
	print_r($e);
	}
	}else{
	$google_auth_url = $google_client->createAuthUrl();
	print "<a href='".$google_auth_url."'>Login</a>";
	//header("Location: ".$google_auth_url);
	}

	print "\n\n<br><br><br><br>";