inc/poche/Database.class.php

   1 <?php
   2 /**
   3  * poche, a read it later open source system
   4  *
   5  * @category   poche
   6  * @author     Nicolas Lœuillet <support@inthepoche.com>
   7  * @copyright  2013
   8  * @license    http://www.wtfpl.net/ see COPYING file
   9  */
  10
  11 class Database {
  12     var $handle;
  13
  14     function __construct()
  15     {
  16         switch (STORAGE) {
  17             case 'sqlite':
  18                 $db_path = 'sqlite:' . STORAGE_SQLITE;
  19                 $this->handle = new PDO($db_path);
  20                 break;
  21             case 'mysql':
  22                 $db_path = 'mysql:host=' . STORAGE_SERVER . ';dbname=' . STORAGE_DB;
  23                 $this->handle = new PDO($db_path, STORAGE_USER, STORAGE_PASSWORD);
  24                 break;
  25             case 'postgres':
  26                 $db_path = 'pgsql:host=' . STORAGE_SERVER . ';dbname=' . STORAGE_DB;
  27                 $this->handle = new PDO($db_path, STORAGE_USER, STORAGE_PASSWORD);
  28                 break;
  29         }
  30
  31         $this->handle->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
  32         Tools::logm('storage type ' . STORAGE);
  33     }
  34
  35     private function getHandle() {
  36         return $this->handle;
  37     }
  38
  39     public function isInstalled() {
  40         $sql = "SELECT username FROM users";
  41         $query = $this->executeQuery($sql, array());
  42         if ($query == false) {
  43             die(STORAGE . ' database looks empty. You have to create it (you can find database structure in install folder).');
  44         }
  45         $hasAdmin = count($query->fetchAll());
  46
  47         if ($hasAdmin == 0)
  48             return false;
  49
  50         return true;
  51     }
  52
  53     public function checkTags() {
  54
  55         if (STORAGE == 'sqlite') {
  56             $sql = '
  57                 CREATE TABLE IF NOT EXISTS tags (
  58                     id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL UNIQUE,
  59                     value TEXT
  60                 )';
  61         }
  62         elseif(STORAGE == 'mysql') {
  63             $sql = '
  64                 CREATE TABLE IF NOT EXISTS `tags` (
  65                   `id` int(11) NOT NULL AUTO_INCREMENT,
  66                   `value` varchar(255) NOT NULL,
  67                   PRIMARY KEY (`id`)
  68                 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
  69             ';
  70         }
  71         else {
  72             $sql = '
  73                 CREATE TABLE tags (
  74                   id bigserial primary key,
  75                   value varchar(255) NOT NULL
  76                 );
  77             ';
  78         }
  79
  80         $query = $this->executeQuery($sql, array());
  81
  82         if (STORAGE == 'sqlite') {
  83             $sql = '
  84                 CREATE TABLE IF NOT EXISTS tags_entries (
  85                     id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL UNIQUE,
  86                     entry_id INTEGER,
  87                     tag_id INTEGER,
  88                     FOREIGN KEY(entry_id) REFERENCES entries(id) ON DELETE CASCADE,
  89                     FOREIGN KEY(tag_id) REFERENCES tags(id) ON DELETE CASCADE
  90                 )';
  91         }
  92         elseif(STORAGE == 'mysql') {
  93             $sql = '
  94                 CREATE TABLE IF NOT EXISTS `tags_entries` (
  95                   `id` int(11) NOT NULL AUTO_INCREMENT,
  96                   `entry_id` int(11) NOT NULL,
  97                   `tag_id` int(11) NOT NULL,
  98                   FOREIGN KEY(entry_id) REFERENCES entries(id) ON DELETE CASCADE,
  99                   FOREIGN KEY(tag_id) REFERENCES tags(id) ON DELETE CASCADE,
 100                   PRIMARY KEY (`id`)
 101                 ) ENGINE=InnoDB  DEFAULT CHARSET=utf8;
 102             ';
 103         }
 104         else {
 105             $sql = '
 106                 CREATE TABLE tags_entries (
 107                   id bigserial primary key,
 108                   entry_id integer NOT NULL,
 109                   tag_id integer NOT NULL
 110                 )
 111             ';
 112         }
 113
 114         $query = $this->executeQuery($sql, array());
 115     }
 116
 117     public function install($login, $password) {
 118         $sql = 'INSERT INTO users ( username, password, name, email) VALUES (?, ?, ?, ?)';
 119         $params = array($login, $password, $login, ' ');
 120         $query = $this->executeQuery($sql, $params);
 121
 122         $sequence = '';
 123         if (STORAGE == 'postgres') {
 124             $sequence = 'users_id_seq';
 125         }
 126
 127         $id_user = intval($this->getLastId($sequence));
 128
 129         $sql = 'INSERT INTO users_config ( user_id, name, value ) VALUES (?, ?, ?)';
 130         $params = array($id_user, 'pager', PAGINATION);
 131         $query = $this->executeQuery($sql, $params);
 132
 133         $sql = 'INSERT INTO users_config ( user_id, name, value ) VALUES (?, ?, ?)';
 134         $params = array($id_user, 'language', LANG);
 135         $query = $this->executeQuery($sql, $params);
 136
 137         $sql = 'INSERT INTO users_config ( user_id, name, value ) VALUES (?, ?, ?)';
 138         $params = array($id_user, 'theme', DEFAULT_THEME);
 139         $query = $this->executeQuery($sql, $params);
 140
 141         return TRUE;
 142     }
 143
 144     public function getConfigUser($id) {
 145         $sql = "SELECT * FROM users_config WHERE user_id = ?";
 146         $query = $this->executeQuery($sql, array($id));
 147         $result = $query->fetchAll();
 148         $user_config = array();
 149
 150         foreach ($result as $key => $value) {
 151             $user_config[$value['name']] = $value['value'];
 152         }
 153
 154         return $user_config;
 155     }
 156
 157     public function userExists($username) {
 158         $sql = "SELECT * FROM users WHERE username=?";
 159         $query = $this->executeQuery($sql, array($username));
 160         $login = $query->fetchAll();
 161         if (isset($login[0])) {
 162             return true;
 163         } else {
 164             return false;
 165         }
 166     }
 167
 168     public function login($username, $password) {
 169         $sql = "SELECT * FROM users WHERE username=? AND password=?";
 170         $query = $this->executeQuery($sql, array($username, $password));
 171         $login = $query->fetchAll();
 172
 173         $user = array();
 174         if (isset($login[0])) {
 175             $user['id'] = $login[0]['id'];
 176             $user['username'] = $login[0]['username'];
 177             $user['password'] = $login[0]['password'];
 178             $user['name'] = $login[0]['name'];
 179             $user['email'] = $login[0]['email'];
 180             $user['config'] = $this->getConfigUser($login[0]['id']);
 181         }
 182
 183         return $user;
 184     }
 185
 186     public function updatePassword($userId, $password)
 187     {
 188         $sql_update = "UPDATE users SET password=? WHERE id=?";
 189         $params_update = array($password, $userId);
 190         $query = $this->executeQuery($sql_update, $params_update);
 191     }
 192
 193     public function updateUserConfig($userId, $key, $value) {
 194         $config = $this->getConfigUser($userId);
 195
 196         if (! isset($config[$key])) {
 197             $sql = "INSERT INTO users_config (value, user_id, name) VALUES (?, ?, ?)";
 198         }
 199         else {
 200             $sql = "UPDATE users_config SET value=? WHERE user_id=? AND name=?";
 201         }
 202
 203         $params = array($value, $userId, $key);
 204         $query = $this->executeQuery($sql, $params);
 205     }
 206
 207     private function executeQuery($sql, $params) {
 208         try
 209         {
 210             $query = $this->getHandle()->prepare($sql);
 211             $query->execute($params);
 212             return $query;
 213         }
 214         catch (Exception $e)
 215         {
 216             Tools::logm('execute query error : '.$e->getMessage());
 217             return FALSE;
 218         }
 219     }
 220
 221     public function retrieveAll($user_id) {
 222         $sql        = "SELECT * FROM entries WHERE user_id=? ORDER BY id";
 223         $query      = $this->executeQuery($sql, array($user_id));
 224         $entries    = $query->fetchAll();
 225
 226         return $entries;
 227     }
 228
 229     public function retrieveOneById($id, $user_id) {
 230         $entry  = NULL;
 231         $sql    = "SELECT * FROM entries WHERE id=? AND user_id=?";
 232         $params = array(intval($id), $user_id);
 233         $query  = $this->executeQuery($sql, $params);
 234         $entry  = $query->fetchAll();
 235
 236         return isset($entry[0]) ? $entry[0] : null;
 237     }
 238
 239     public function getEntriesByView($view, $user_id, $limit = '') {
 240         switch ($_SESSION['sort'])
 241         {
 242             case 'ia':
 243                 $order = 'ORDER BY id';
 244                 break;
 245             case 'id':
 246                 $order = 'ORDER BY id DESC';
 247                 break;
 248             case 'ta':
 249                 $order = 'ORDER BY lower(title)';
 250                 break;
 251             case 'td':
 252                 $order = 'ORDER BY lower(title) DESC';
 253                 break;
 254             default:
 255                 $order = 'ORDER BY id';
 256                 break;
 257         }
 258
 259         switch ($view)
 260         {
 261             case 'archive':
 262                 $sql    = "SELECT * FROM entries WHERE user_id=? AND is_read=? " . $order;
 263                 $params = array($user_id, 1);
 264                 break;
 265             case 'fav' :
 266                 $sql    = "SELECT * FROM entries WHERE user_id=? AND is_fav=? " . $order;
 267                 $params = array($user_id, 1);
 268                 break;
 269             default:
 270                 $sql    = "SELECT * FROM entries WHERE user_id=? AND is_read=? " . $order;
 271                 $params = array($user_id, 0);
 272                 break;
 273         }
 274
 275         $sql .= ' ' . $limit;
 276
 277         $query = $this->executeQuery($sql, $params);
 278         $entries = $query->fetchAll();
 279
 280         return $entries;
 281     }
 282
 283     public function updateContent($id, $content, $user_id) {
 284         $sql_action = 'UPDATE entries SET content = ? WHERE id=? AND user_id=?';
 285         $params_action = array($content, $id, $user_id);
 286         $query = $this->executeQuery($sql_action, $params_action);
 287         return $query;
 288     }
 289
 290     public function add($url, $title, $content, $user_id) {
 291         $sql_action = 'INSERT INTO entries ( url, title, content, user_id ) VALUES (?, ?, ?, ?)';
 292         $params_action = array($url, $title, $content, $user_id);
 293         $query = $this->executeQuery($sql_action, $params_action);
 294         return $query;
 295     }
 296
 297     public function deleteById($id, $user_id) {
 298         $sql_action     = "DELETE FROM entries WHERE id=? AND user_id=?";
 299         $params_action  = array($id, $user_id);
 300         $query          = $this->executeQuery($sql_action, $params_action);
 301         return $query;
 302     }
 303
 304     public function favoriteById($id, $user_id) {
 305         $sql_action     = "UPDATE entries SET is_fav=NOT is_fav WHERE id=? AND user_id=?";
 306         $params_action  = array($id, $user_id);
 307         $query          = $this->executeQuery($sql_action, $params_action);
 308     }
 309
 310     public function archiveById($id, $user_id) {
 311         $sql_action     = "UPDATE entries SET is_read=NOT is_read WHERE id=? AND user_id=?";
 312         $params_action  = array($id, $user_id);
 313         $query          = $this->executeQuery($sql_action, $params_action);
 314     }
 315
 316     public function getLastId($column = '') {
 317         return $this->getHandle()->lastInsertId($column);
 318     }
 319
 320     public function retrieveAllTags() {
 321         $sql = "SELECT * FROM tags";
 322         $query = $this->executeQuery($sql, array());
 323         $tags = $query->fetchAll();
 324
 325         return $tags;
 326     }
 327
 328     public function retrieveTag($id) {
 329         $tag  = NULL;
 330         $sql    = "SELECT * FROM tags WHERE id=?";
 331         $params = array(intval($id));
 332         $query  = $this->executeQuery($sql, $params);
 333         $tag  = $query->fetchAll();
 334
 335         return isset($tag[0]) ? $tag[0] : null;
 336     }
 337
 338     public function retrieveEntriesByTag($tag_id) {
 339         $sql =
 340             "SELECT entries.* FROM entries
 341             LEFT JOIN tags_entries ON tags_entries.entry_id=entries.id
 342             WHERE tags_entries.tag_id = ?";
 343         $query = $this->executeQuery($sql, array($tag_id));
 344         $entries = $query->fetchAll();
 345
 346         return $entries;
 347     }
 348
 349     public function retrieveTagsByEntry($entry_id) {
 350         $sql =
 351             "SELECT tags.* FROM tags
 352             LEFT JOIN tags_entries ON tags_entries.tag_id=tags.id
 353             WHERE tags_entries.entry_id = ?";
 354         $query = $this->executeQuery($sql, array($entry_id));
 355         $tags = $query->fetchAll();
 356
 357         return $tags;
 358     }
 359
 360     public function removeTagForEntry($entry_id, $tag_id) {
 361         $sql_action     = "DELETE FROM tags_entries WHERE tag_id=? AND entry_id=?";
 362         $params_action  = array($tag_id, $entry_id);
 363         $query          = $this->executeQuery($sql_action, $params_action);
 364         return $query;
 365     }
 366
 367     public function retrieveTagByValue($value) {
 368         $tag  = NULL;
 369         $sql    = "SELECT * FROM tags WHERE value=?";
 370         $params = array($value);
 371         $query  = $this->executeQuery($sql, $params);
 372         $tag  = $query->fetchAll();
 373
 374         return isset($tag[0]) ? $tag[0] : null;
 375     }
 376
 377     public function createTag($value) {
 378         $sql_action = 'INSERT INTO tags ( value ) VALUES (?)';
 379         $params_action = array($value);
 380         $query = $this->executeQuery($sql_action, $params_action);
 381         return $query;
 382     }
 383
 384     public function setTagToEntry($tag_id, $entry_id) {
 385         $sql_action = 'INSERT INTO tags_entries ( tag_id, entry_id ) VALUES (?, ?)';
 386         $params_action = array($tag_id, $entry_id);
 387         $query = $this->executeQuery($sql_action, $params_action);
 388         return $query;
 389     }
 390 }