Refactor to separate the framework from the app; drop message stuff, this app is just user management. Add a json view for individual usersHEADmaster

1 files changed, 371 insertions, 0 deletions

diff --git a/apps/um/controllers/Users.class.php b/apps/um/controllers/Users.class.php
new file mode 100644
index 0000000..9978ef8
--- /dev/null
+++ b/apps/um/controllers/Users.class.php
@@ -0,0 +1,371 @@
+<?php
+require_once('Login.class.php');
+require_once('Auth.class.php');
+require_once('DB.class.php');
+require_once('PluginManager.class.php');
+require_once('Database.class.php');
+
+Router::register('users/new'  , 'Users', 'new_user');
+Router::register('users/index', 'Users', 'index_file');
+Router::register('users'      , 'Users', 'index_dir');
+Router::register('users/*'    , 'Users', 'individual');
+
+class Users extends Controller {
+	// Index Views ///////////////////////////////////////////////
+	
+	public function index($routed, $remainder) {
+		return $this->index_dir($routed, $remainder);
+	}
+	
+	/**
+	 * Handle POSTing a new user, or GETing the index.
+	 */
+	public function index_dir($routed, $remainder) {
+		$method = $_SERVER['REQUEST_METHOD'];
+		switch ($method) {
+		case 'POST':
+			// We're POSTing a new user.
+			if ($this->registrationOpen()) {
+				$this->create_user();
+			} else {
+				$this->showView('users/new-locked', array());
+				exit();
+			}
+			break;
+		case 'HEAD': // fall-through to GET
+		case 'GET':
+			// We're GETing the index.
+			$this->show_index($routed, $remainder);
+			break;
+		}
+	}
+	
+	/**
+	 * Handle PUTing an updated user index, or GETing the index.
+	 */
+	public function index_file($routed, $remainder) {
+		$method = $_SERVER['REQUEST_METHOD'];
+		switch ($method) {
+		case 'PUT': $_POST = $_PUT;
+		case 'POST':
+			// We're PUTing an updated user index.
+			$this->update_users();
+			break;
+		}
+		$this->show_index($routed, $remainder);
+	}
+	
+	// Other Views ///////////////////////////////////////////////
+	
+	/**
+	 * Handle GETing the new user form.
+	 * 
+	 * I would have named this `new', but that's a keyword.
+	 */
+	public function new_user($routed, $vars) {
+		// since there will never be a remainder to `users/new', we can
+		// use that parameter to pass in some data.
+		if (Login::isLoggedIn()) {
+			$this->showView('users/new-logged-in', array());
+			exit();
+		}
+		if (!$this->registrationOpen()) {
+			$this->showView('users/new-locked', array());
+			exit();
+		}
+		if (!isset($vars['errors'])) $vars['errors'] = array();
+		
+		$db = Database::getInstance();
+		$pm = PluginManager::getInstance();
+		
+		$vars['antispam_html'] = $pm->callHook('antispam_html');
+		$vars['userlist'] = $db->getSysConf('anon_userlist');
+		$this->showView('users/new', $vars);
+	}
+	
+	public function individual($routed, $remainder) {
+		$db = Database::getInstance();
+		$pm = PluginManager::getInstance();
+
+		$username = implode('/', $remainder);
+		if ($username == 'all') {
+			$uids = $db->listUsers();
+		} else {
+			$uids = array($db->getUID($username));
+		}
+
+		$vars = array();
+		
+		if (count($uids)<2) {
+			$user = Auth::getInstance($uid);
+			
+			if ($user->isGroup()) $uid = false; // ignore groups.
+			
+			if ($uid===false) {
+				$this->http404($routed, $remainder);
+				exit();
+			}
+			if (!$user->canRead()) {
+				$this->http401($routed, $remainder);
+				exit();
+			}
+			
+			$method = $_SERVER['REQUEST_METHOD'];
+			switch ($method) {
+			case 'PUT': $_POST = $_PUT;
+			case 'POST':
+				// We're PUTing updated user info.
+				if ($user->canEdit()) {
+					$vars = $this->update_user($user);
+				}
+				break;
+			}
+		}
+		
+		$config_options = array();
+		$pm->callHook('userConfig', &$config_options);
+
+		$vars['users'] = array();
+		foreach ($uids as $uid) {
+			$vars['users'][] = Auth::getInstance($uid);
+		}
+		$vars['username'] = $username;
+		$vars['config_options'] = $config_options;
+		$vars['groups'] = $db->listGroupNames();
+		require_once('ContactMethod.class.php');
+		$this->showView('users/individual', $vars);
+	}
+	
+	public function http404($routed, $remainder) {
+		$username = implode('/', $remainder);
+		$this->showView('users/404',
+		                array('username'=>$username));
+	}
+	
+	public function http401($routed, $remainder) {
+		$this->showView('users/401', array('uid'=>Login::isLoggedIn()));
+	}
+	
+	// Other Functions ///////////////////////////////////////////
+	
+	/**
+	 * This will parse POST data to create a new user.
+	 * If successfull it will show a message saying so.
+	 * If not successfull, it will re-show the new-user form with errors
+	 * explained.
+	 */
+	private function create_user() {
+		$db = Database::getInstance();
+		$pm = PluginManager::getInstance();
+		
+		$vars = array();
+		@$vars['username' ] = $_POST['auth_name'];
+		@$vars['password1'] = $_POST['auth_password'       ];
+		@$vars['password2'] = $_POST['auth_password_verify'];
+		@$vars['email']     = $_POST['user_email'];
+		
+		$vars['errors'] = array();
+		if ($db->getUID($vars['username'])!==false)
+			$vars['errors'][] = 'user exists';
+		if (!Auth::isNameLegal($vars['username']))
+			$vars['errors'][] = 'illegal name';
+		$matches = ($vars['password1'] == $vars['password2']);
+		if (!$matches) {
+			$vars['errors'][] = 'pw mixmatch';
+		}
+		if ($matches && $vars['password2'] == '') {
+			$vars['errors'][] = 'no pw';
+		}
+		if ($vars['email'] == '') {
+			$vars['errors'][] = 'no email';
+		}
+		foreach ($pm->callHook('antispam_verify') as $plugin=>$valid) {
+			if (!$valid) $vars['errors'][] = 'plugin_'.$plugin;
+		}
+		
+		if (count($vars['errors']) > 0) {
+			$this->new_user($routed, $vars);
+		} else {
+			$username = $vars['username'];
+			$password = $vars['password1'];
+			$uid = $db->addUser($username, $password);
+			if ($uid===false) {
+				$this->showView('users/500');
+			} else {
+				Login::login($username, $password);
+				DB::set('users', $uid, 'email', $vars['email']);
+				$this->showView('users/created',
+				                array('username'=>$username));
+			}
+		}
+	}
+	
+	/**
+	 * This will parse POST (really, PUT) data to update a single user
+	 */
+	private function update_user($user) {
+		$vars = array();
+		
+		$username = $user->getName();
+		// Change the username /////////////////////////////////////////
+		if (isset($_POST['auth_name'])) {
+			$new_name = $_POST['auth_name'];
+			if ($new_name != $username) {
+				$changed_name = $user->setName($new_name);
+				$username = $user->getName();
+				$vars['changed name'] = $changed_name;
+			}
+		}
+		
+		// Change the password /////////////////////////////////////////
+		@$password1 = $_POST['auth_password'          ];
+		@$password2 = $_POST['auth_password'.'_verify'];
+		
+		// Check the verify box, not main box, so that we don't get
+		// tripped by browsers annoyingly autocompleting the password.
+		$is_set = ($password2 != '');
+		
+		if ($is_set) {
+			$matches = ( $password1 == $password2 );
+			if ($matches) {
+				$user->setPassword($password1);
+				$vars['pw updated'] = true;
+			} else {
+				$vars['pw mixmatch'] = true;
+			}
+		}
+		
+		// Change information //////////////////////////////////////////
+		$config_options = array();
+		$pm = PluginManager::getInstance();
+		$pm->callHook('userConfig', &$config_options);
+		
+		foreach ($config_options as $group=>$options) {
+			foreach ($options as $option) {
+				$this->confText($user, $option[0]);
+			}
+		}
+		
+		// Change contact info /////////////////////////////////////////
+		global $CONTACT_METHODS;
+		foreach ($CONTACT_METHODS as $method) {
+			$this->confText($user, $method->addr_slug);
+		}
+		$this->confArray($user, 'use');
+		
+		// Change groups ///////////////////////////////////////////////
+		$this->confArray($user, 'groups');
+		
+		return $vars;
+	}
+	
+	private function confArray($user, $key) {
+		if (isset($_POST[$key]) && is_array($_POST[$key])) {
+			$user->setConfArray($key, $_POST[$key]);
+		}
+	}
+	
+	private function confText($user, $name) {
+		if (isset($_POST["user_$name"])) {
+			$user->setConf($name, $_POST["user_$name"]);
+		}
+	}
+	
+	
+	/**
+	 * This will parse POST (really, PUT) data to update multiple users.
+	 */
+	private function update_users() {
+		$attribs = $this->getIndexAttribs();
+		$form = new Form(null, null);
+		foreach ($attribs as $attrib) {
+			$key = $attrib['key'];
+			if (isset($_POST[$key]) && is_array($_POST[$key])) {
+				$old = $_POST['_old'][$key];
+				foreach ($_POST[$key] as $uid => $value) {
+					@$value_base = $old[$uid];
+					$set = DB::set('users', $uid, $key, $value, $value_base);
+					if (is_string($set)) {
+						echo "<pre>\n";
+						echo "Error: Value changed elsewhere, ".
+							"and I don't have real handling ".
+							"for this yet.\n";
+						echo "UID: $uid\n";
+						echo "Name: ".$user->getName()."\n";
+						echo "Key: $key\n";
+						echo "Value: Original  : ";
+						var_dump($value_base);
+						echo "Value: Other edit: ";
+						var_dump($value_fork);
+						echo "Value: This edit : ";
+						var_dump($value);
+						echo "</pre>";
+					}
+				}
+			}
+		}
+	}
+	
+	/**
+	 * This will show the user index.
+	 */
+	private function show_index($routed, $remainder) {
+		$db = Database::getInstance();
+		
+		$logged_in_user = Auth::getInstance(Login::isLoggedIn());
+		$anon_userlist = $db->getSysConf('anon_userlist')=='true';
+		if (!$anon_userlist && !$logged_in_user->isUser()) {
+			$this->http401($routed, $remainder);
+			exit();
+		}
+		
+		$vars = array();
+		$vars['attribs'] = $this->getIndexAttribs();
+		$vars['users'] = array();
+		$uids = $db->listUsers();
+		foreach ($uids as $uid) {
+			$vars['users'][$uid] = array();
+			foreach ($vars['attribs'] as $attrib) {
+				$key = $attrib['key'];
+				$props = DB::get('users', $uid, $key);
+				$vars['users'][$uid][$key] = $props;
+			}
+		}
+		$this->showView('users/index', $vars);
+	}
+	
+	function attrib($key, $name, $type='string') {
+		return array('key'=>$key, 'name'=>$name, 'type'=>$type);
+	}
+	private function getIndexAttribs() {
+		$user = Auth::getInstance(Login::isLoggedIn());
+		
+		$attribs = array();
+		$attribs[] = $this->attrib('auth_uid', 'UID');
+		if ($user->isUser()) {
+			$attribs[] = $this->attrib('auth_user', 'Active', 'bool');
+			if ($user->isAdmin()) {
+				$attribs[] = $this->attrib('auth_admin', 'Admin', 'bool');
+				$attribs[] = $this->attrib('auth_delete', 'Delete', 'bool');
+			}
+			$attribs[] = $this->attrib('lastname','Last');
+			$attribs[] = $this->attrib('firstname','First');
+			$attribs[] = $this->attrib('hsclass','Class of');
+			$attribs[] = $this->attrib('phone','Phone number');
+			$attribs[] = $this->attrib('email','Email');
+		}
+		$attribs[] = $this->attrib('auth_name', 'Username');
+
+		return $attribs;
+	}
+	
+	private function registrationOpen() {
+		$db = Database::getInstance();
+		$val = $db->getSysConf('registration_open');
+		switch ($val) {
+		case 'true': return true;
+		case 'false': return false;
+		default: return true;
+		}
+	}
+}