Add action for create-user

backend/Db.php

@@ -11,4 +11,8 @@ class Db {
     $stmt->execute($params);
     return $stmt;
   }
+
+  public function lastInsertId () {
+    return $this->dbh->lastInsertId();
+  }
 }

backend/User.php

@@ -32,12 +32,75 @@ class User {
     return false;
   }
 
-  public function hasMembership ($id) {
+  public function create ($email, $password) {
+    $insert_user_query = 'INSERT INTO users (email, password) VALUES (?, ?)';
+    $password_hash = password_hash($password, PASSWORD_DEFAULT);
+
+    // Use a transaction to make sure all pieces are created successfully.
+    $this->db->dbh->beginTransaction();
+
+    $insert_user = $this->db->query($insert_user_query, array($email, $password_hash));
+    if ($insert_user === true) {
+      $new_user_id = $this->db->lastInsertId();
+
+      $token = $this->createDictionary($new_user_id);
+
+      if ($token !== false) {
+        if ($this->db->dbh->commit()) {
+          return $token;
+        }
+      }
+    }
+
+    $this->db->dbh->rollBack();
+    return false;
+  }
+
+  public function createDictionary ($user) {
+    $this->db->dbh->beginTransaction();
+
+    $insert_dictionary_query = "INSERT INTO dictionaries (user) VALUES ($user)";
+    $insert_dictionary = $this->db->query($insert_dictionary_query);
+
+    if ($insert_dictionary === true) {
+      $new_dictionary_id = $this->db->lastInsertId();
+
+      $insert_linguistics_query = "INSERT INTO dictionary_linguistics (dictionary) VALUES ($new_dictionary_id)";
+      $insert_linguistics = $this->db->query($insert_dictionary_query);
+
+      if ($insert_linguistics === true) {
+        if ($this->changeCurrentDictionary($user, $new_dictionary_id)) {
+          if ($this->db->dbh->commit()) {
+            $user_data = array(
+              'id' => $user,
+              'isMember' => $this->hasMembership($user['id']),
+              'dictionary' => $new_dictionary_id,
+            );
+            return $this->token->encode($user_data);
+          }
+        }
+      }
+    }
+
+    $this->db->dbh->rollBack();
+    return false;
+  }
+
+  public function changeCurrentDictionary ($user, $dictionary) {
+    $update_query = 'UPDATE users SET current_dictionary=? WHERE id=?';
+    $update = $this->db->query($update_query, array($user, $dictionary));
+    if ($update->rowCount() > 0) {
+      return true;
+    }
+    return false;
+  }
+
+  private function hasMembership ($id) {
     $current_membership = "SELECT * FROM memberships WHERE user=$id AND start_date>=CURRENT_TIMESTAMP AND CURRENT_TIMESTAMP<expire_date";
     $stmt = $this->db->query($current_membership)->rowCount() > 0;
   }
 
-  public function upgradePassword ($password) {
+  private function upgradePassword ($password) {
     $new_password = password_hash($password, PASSWORD_DEFAULT);
     $update_query = 'UPDATE users SET old_password=NULL, password=? WHERE id=' . $user['id'];
     $stmt = $this->db->query($update_query, array($new_password));

backend/index.php

@@ -26,4 +26,24 @@ switch ($action) {
       'error' => true,
     ), 500);
   }
+  case 'create-account': {
+    if ($_POST['email'] && $_POST['password']) {
+      $user = new User();
+      $token = $user->create($_POST['email'], $_POST['password']);
+      if ($token !== false) {
+        return Response::out(array(
+          'data' => $token,
+          'error' => false,
+        ), 200);
+      }
+      return Response::out(array(
+        'data' => 'Could not create account: incorrect data',
+        'error' => true,
+      ), 400);
+    }
+    return Response::out(array(
+      'data' => 'Could not create account: required information missing',
+      'error' => true,
+    ), 500);
+  }
 }

backend/structure.sql

@@ -10,7 +10,7 @@ SET time_zone = "+00:00";
 CREATE TABLE IF NOT EXISTS `dictionaries` (
   `id` int(11) NOT NULL AUTO_INCREMENT,
   `user` int(11) NOT NULL,
-  `name` varchar(50) COLLATE utf8_unicode_ci NOT NULL,
+  `name` varchar(50) COLLATE utf8_unicode_ci NOT NULL DEFAULT 'New',
   `specification` varchar(50) COLLATE utf8_unicode_ci NOT NULL DEFAULT 'Dictionary',
   `description` text COLLATE utf8_unicode_ci NOT NULL COMMENT 'Markdown',
   `allow_duplicates` tinyint(1) NOT NULL DEFAULT '0',
@@ -54,7 +54,7 @@ CREATE TABLE IF NOT EXISTS `users` (
   `password` varchar(100) COLLATE utf8_unicode_ci DEFAULT NULL,
   `public_name` varchar(50) COLLATE utf8_unicode_ci NOT NULL DEFAULT 'Someone',
   `username` varchar(50) COLLATE utf8_unicode_ci NOT NULL,
-  `current_dictionary` int(11) NOT NULL,
+  `current_dictionary` int(11) DEFAULT NULL,
   `allow_email` tinyint(1) NOT NULL DEFAULT '1',
   `last_login` timestamp NULL DEFAULT NULL,
   `password_reset_code` varchar(20) COLLATE utf8_unicode_ci DEFAULT NULL,