turn registration code into a standalone function for re-use

1 files changed, 23 insertions, 310 deletions

diff --git a/mod/register.php b/mod/register.php
index aeeec7c1f..b162f62be 100644
--- a/mod/register.php
+++ b/mod/register.php
@@ -43,331 +43,44 @@ function register_post(&$a) {
 		break;
 	}
 
-	$using_invites = get_config('system','invitation_only');
-	$num_invites = get_config('system','number_invites');
-
-
-	$invite_id  = ((x($_POST,'invite_id'))  ? notags(trim($_POST['invite_id']))  : '');
-	$username   = ((x($_POST,'username'))   ? notags(trim($_POST['username']))   : '');
-	$nickname   = ((x($_POST,'nickname'))   ? notags(trim($_POST['nickname']))   : '');
-	$email      = ((x($_POST,'email'))      ? notags(trim($_POST['email']))      : '');
-	$openid_url = ((x($_POST,'openid_url')) ? notags(trim($_POST['openid_url'])) : '');
-	$photo      = ((x($_POST,'photo'))      ? notags(trim($_POST['photo']))      : '');
-	$publish    = ((x($_POST,'profile_publish_reg') && intval($_POST['profile_publish_reg'])) ? 1 : 0);
-
-	$netpublish = ((strlen(get_config('system','directory_submit_url'))) ? $publish : 0);
-		
-	$tmp_str = $openid_url;
-
-	if($using_invites) {
-		if(! $invite_id) {
-			notice( t('An invitation is required.') . EOL);
-			return;
-		}
-		$r = q("select * from register where `hash` = '%s' limit 1", dbesc($invite_id));
-		if(! results($r)) {
-			notice( t('Invitation could not be verified.') . EOL);
-			return;
-		}
-	} 
-
-	if((! x($username)) || (! x($email)) || (! x($nickname))) {
-		if($openid_url) {
-			if(! validate_url($tmp_str)) {
-				notice( t('Invalid OpenID url') . EOL);
-				return;
-			}
-			$_SESSION['register'] = 1;
-			$_SESSION['openid'] = $openid_url;
-			require_once('library/openid.php');
-			$openid = new LightOpenID;
-			$openid->identity = $openid_url;
-			$openid->returnUrl = $a->get_baseurl() . '/openid'; 
-			$openid->required = array('namePerson/friendly', 'contact/email', 'namePerson');
-			$openid->optional = array('namePerson/first','media/image/aspect11','media/image/default');
-			goaway($openid->authUrl());
-			// NOTREACHED	
-		}
-
-		notice( t('Please enter the required information.') . EOL );
-		return;
-	}
-
-	if(! validate_url($tmp_str))
-		$openid_url = '';
-
-
-	$err = '';
-
-	// collapse multiple spaces in name
-	$username = preg_replace('/ +/',' ',$username);
-
-	if(mb_strlen($username) > 48)
-		$err .= t('Please use a shorter name.') . EOL;
-	if(mb_strlen($username) < 3)
-		$err .= t('Name too short.') . EOL;
-
-	// I don't really like having this rule, but it cuts down
-	// on the number of auto-registrations by Russian spammers
-	
-	//  Using preg_match was completely unreliable, due to mixed UTF-8 regex support
-	//	$no_utf = get_config('system','no_utf');
-	//	$pat = (($no_utf) ? '/^[a-zA-Z]* [a-zA-Z]*$/' : '/^\p{L}* \p{L}*$/u' ); 
-
-	// So now we are just looking for a space in the full name. 
-	
-	$loose_reg = get_config('system','no_regfullname');
-	if(! $loose_reg) {
-		$username = mb_convert_case($username,MB_CASE_TITLE,'UTF-8');
-		if(! strpos($username,' '))
-			$err .= t("That doesn't appear to be your full \x28First Last\x29 name.") . EOL;
-	}
-
-
-	if(! allowed_email($email))
-			$err .= t('Your email domain is not among those allowed on this site.') . EOL;
-
-	if((! valid_email($email)) || (! validate_email($email)))
-		$err .= t('Not a valid email address.') . EOL;
-
-	// Disallow somebody creating an account using openid that uses the admin email address,
-	// since openid bypasses email verification. We'll allow it if there is not yet an admin account.
-
-	if((x($a->config,'admin_email')) && (strcasecmp($email,$a->config['admin_email']) == 0) && strlen($openid_url)) {
-		$r = q("SELECT * FROM `user` WHERE `email` = '%s' LIMIT 1",
-			dbesc($email)
-		);
-		if(count($r))
-			$err .= t('Cannot use that email.') . EOL;
-	}
-
-	$nickname = $_POST['nickname'] = strtolower($nickname);
-
-	if(! preg_match("/^[a-z][a-z0-9\-\_]*$/",$nickname))
-		$err .= t('Your "nickname" can only contain "a-z", "0-9", "-", and "_", and must also begin with a letter.') . EOL;
-	$r = q("SELECT `uid` FROM `user`
-               	WHERE `nickname` = '%s' LIMIT 1",
-               	dbesc($nickname)
-	);
-	if(count($r))
-		$err .= t('Nickname is already registered. Please choose another.') . EOL;
-
-	// Check deleted accounts that had this nickname. Doesn't matter to us,
-	// but could be a security issue for federated platforms.
-
-	$r = q("SELECT * FROM `userd`
-               	WHERE `username` = '%s' LIMIT 1",
-               	dbesc($nickname)
-	);
-	if(count($r))
-		$err .= t('Nickname was once registered here and may not be re-used. Please choose another.') . EOL;
-
-	if(strlen($err)) {
-		notice( $err );
-		return;
-	}
-
-
-	$new_password = autoname(6) . mt_rand(100,9999);
-	$new_password_encoded = hash('whirlpool',$new_password);
-
-	require_once('include/crypto.php');
-
-	$result = new_keypair(1024);
-
-	if($result === false) {
-		notice( t('SERIOUS ERROR: Generation of security keys failed.') . EOL);
-		return;
-	}
+	require_once('include/user.php');
 
-	$prvkey = $result['prvkey'];
-	$pubkey = $result['pubkey'];
-
-	/**
-	 *
-	 * Create another keypair for signing/verifying
-	 * salmon protocol messages. We have to use a slightly
-	 * less robust key because this won't be using openssl
-	 * but the phpseclib. Since it is PHP interpreted code
-	 * it is not nearly as efficient, and the larger keys
-	 * will take several minutes each to process.
-	 *
-	 */
-	
-	$sres    = new_keypair(512);
-	$sprvkey = $sres['prvkey'];
-	$spubkey = $sres['pubkey'];
-
-	$r = q("INSERT INTO `user` ( `guid`, `username`, `password`, `email`, `openid`, `nickname`,
-		`pubkey`, `prvkey`, `spubkey`, `sprvkey`, `register_date`, `verified`, `blocked`, `timezone` )
-		VALUES ( '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, 'UTC' )",
-		dbesc(generate_user_guid()),
-		dbesc($username),
-		dbesc($new_password_encoded),
-		dbesc($email),
-		dbesc($openid_url),
-		dbesc($nickname),
-		dbesc($pubkey),
-		dbesc($prvkey),
-		dbesc($spubkey),
-		dbesc($sprvkey),
-		dbesc(datetime_convert()),
-		intval($verified),
-		intval($blocked)
-		);
+	$result = create_user($_POST);
 
-	if($r) {
-		$r = q("SELECT `uid` FROM `user` 
-			WHERE `username` = '%s' AND `password` = '%s' LIMIT 1",
-			dbesc($username),
-			dbesc($new_password_encoded)
-			);
-		if($r !== false && count($r))
-			$newuid = intval($r[0]['uid']);
-	}
-	else {
-		notice( t('An error occurred during registration. Please try again.') . EOL );
-		return;
-	} 		
-
-	/**
-	 * if somebody clicked submit twice very quickly, they could end up with two accounts 
-	 * due to race condition. Remove this one.
-	 */
-
-	$r = q("SELECT `uid` FROM `user`
-               	WHERE `nickname` = '%s' ",
-               	dbesc($nickname)
-	);
-	if((count($r) > 1) && $newuid) {
-		$err .= t('Nickname is already registered. Please choose another.') . EOL;
-		q("DELETE FROM `user` WHERE `uid` = %d LIMIT 1",
-			intval($newuid)
-		);
-		notice ($err);
+	if(! $result['success']) {
+		notice($result['message']);
 		return;
 	}
 
-	if(x($newuid) !== false) {
-		$r = q("INSERT INTO `profile` ( `uid`, `profile-name`, `is-default`, `name`, `photo`, `thumb`, `publish`, `net-publish` )
-			VALUES ( %d, '%s', %d, '%s', '%s', '%s', %d, %d ) ",
-			intval($newuid),
-			'default',
-			1,
-			dbesc($username),
-			dbesc($a->get_baseurl() . "/photo/profile/{$newuid}.jpg"),
-			dbesc($a->get_baseurl() . "/photo/avatar/{$newuid}.jpg"),
-			intval($publish),
-			intval($netpublish)
-
-		);
-		if($r === false) {
-			notice( t('An error occurred creating your default profile. Please try again.') . EOL );
-			// Start fresh next time.
-			$r = q("DELETE FROM `user` WHERE `uid` = %d",
-				intval($newuid));
-			return;
-		}
-		$r = q("INSERT INTO `contact` ( `uid`, `created`, `self`, `name`, `nick`, `photo`, `thumb`, `micro`, `blocked`, `pending`, `url`, `nurl`,
-			`request`, `notify`, `poll`, `confirm`, `poco`, `name-date`, `uri-date`, `avatar-date`, `closeness` )
-			VALUES ( %d, '%s', 1, '%s', '%s', '%s', '%s', '%s', 0, 0, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', 0 ) ",
-			intval($newuid),
-			datetime_convert(),
-			dbesc($username),
-			dbesc($nickname),
-			dbesc($a->get_baseurl() . "/photo/profile/{$newuid}.jpg"),
-			dbesc($a->get_baseurl() . "/photo/avatar/{$newuid}.jpg"),
-			dbesc($a->get_baseurl() . "/photo/micro/{$newuid}.jpg"),
-			dbesc($a->get_baseurl() . "/profile/$nickname"),
-			dbesc(normalise_link($a->get_baseurl() . "/profile/$nickname")),
-			dbesc($a->get_baseurl() . "/dfrn_request/$nickname"),
-			dbesc($a->get_baseurl() . "/dfrn_notify/$nickname"),
-			dbesc($a->get_baseurl() . "/dfrn_poll/$nickname"),
-			dbesc($a->get_baseurl() . "/dfrn_confirm/$nickname"),
-			dbesc($a->get_baseurl() . "/poco/$nickname"),
-			dbesc(datetime_convert()),
-			dbesc(datetime_convert()),
-			dbesc(datetime_convert())
-		);
-
-		// Create a group with no members. This allows somebody to use it 
-		// right away as a default group for new contacts. 
-
-		require_once('include/group.php');
-		group_add($newuid, t('Friends'));
-
-	}
-
-	// if we have no OpenID photo try to look up an avatar
-	if(! strlen($photo))
-		$photo = avatar_img($email);
-
-	// unless there is no avatar-plugin loaded
-	if(strlen($photo)) {
-		require_once('include/Photo.php');
-		$photo_failure = false;
-
-		$filename = basename($photo);
-		$img_str = fetch_url($photo,true);
-		$img = new Photo($img_str);
-		if($img->is_valid()) {
-
-			$img->scaleImageSquare(175);
-
-			$hash = photo_new_resource();
-
-			$r = $img->store($newuid, 0, $hash, $filename, t('Profile Photos'), 4 );
-
-			if($r === false)
-				$photo_failure = true;
-
-			$img->scaleImage(80);
-
-			$r = $img->store($newuid, 0, $hash, $filename, t('Profile Photos'), 5 );
-
-			if($r === false)
-				$photo_failure = true;
-
-			$img->scaleImage(48);
-
-			$r = $img->store($newuid, 0, $hash, $filename, t('Profile Photos'), 6 );
-
-			if($r === false)
-				$photo_failure = true;
-
-			if(! $photo_failure) {
-				q("UPDATE `photo` SET `profile` = 1 WHERE `resource-id` = '%s' ",
-					dbesc($hash)
-				);
-			}
-		}
-	}
-
+	$user = $result['user'];
+ 
 	if($netpublish && $a->config['register_policy'] != REGISTER_APPROVE) {
-		$url = $a->get_baseurl() . "/profile/$nickname";
+		$url = $a->get_baseurl() . '/profile/' . $user['nickname'];
 		proc_run('php',"include/directory.php","$url");
 	}
 
+	$using_invites = get_config('system','invitation_only');
+	$num_invites   = get_config('system','number_invites');
+	$invite_id  = ((x($_POST,'invite_id'))  ? notags(trim($_POST['invite_id']))  : '');
 
-	call_hooks('register_account', $newuid);
 
 	if( $a->config['register_policy'] == REGISTER_OPEN ) {
 
 		if($using_invites && $invite_id) {
 			q("delete * from register where hash = '%s' limit 1", dbesc($invite_id));
-			set_pconfig($newuid,'system','invites_remaining',$num_invites);
+			set_pconfig($user['uid'],'system','invites_remaining',$num_invites);
 		}
 
 		$email_tpl = get_intltext_template("register_open_eml.tpl");
 		$email_tpl = replace_macros($email_tpl, array(
 				'$sitename' => $a->config['sitename'],
 				'$siteurl' =>  $a->get_baseurl(),
-				'$username' => $username,
-				'$email' => $email,
-				'$password' => $new_password,
-				'$uid' => $newuid ));
+				'$username' => $user['username'],
+				'$email' => $user['email'],
+				'$password' => $result['password'],
+				'$uid' => $user['uid'] ));
 
-		$res = mail($email, sprintf(t('Registration details for %s'), $a->config['sitename']),
+		$res = mail($user['email'], sprintf(t('Registration details for %s'), $a->config['sitename']),
 			$email_tpl, 
 				'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n"
 				. 'Content-type: text/plain; charset=UTF-8' . "\n"
@@ -392,8 +105,8 @@ function register_post(&$a) {
 		$r = q("INSERT INTO `register` ( `hash`, `created`, `uid`, `password`, `language` ) VALUES ( '%s', '%s', %d, '%s', '%s' ) ",
 			dbesc($hash),
 			dbesc(datetime_convert()),
-			intval($newuid),
-			dbesc($new_password),
+			intval($user['uid']),
+			dbesc($result['password']),
 			dbesc($lang)
 		);
 
@@ -407,17 +120,17 @@ function register_post(&$a) {
 
 		if($using_invites && $invite_id) {
 			q("delete * from register where hash = '%s' limit 1", dbesc($invite_id));
-			set_pconfig($newuid,'system','invites_remaining',$num_invites);
+			set_pconfig($user['uid'],'system','invites_remaining',$num_invites);
 		}
 
 		$email_tpl = get_intltext_template("register_verify_eml.tpl");
 		$email_tpl = replace_macros($email_tpl, array(
 				'$sitename' => $a->config['sitename'],
 				'$siteurl' =>  $a->get_baseurl(),
-				'$username' => $username,
-				'$email' => $email,
-				'$password' => $new_password,
-				'$uid' => $newuid,
+				'$username' => $user['username'],
+				'$email' => $user['email'],
+				'$password' => $result['password'],
+				'$uid' => $user['uid'],
 				'$hash' => $hash
 		 ));