original_string: public function connect() {
      // Check that the PostgreSQL extension is installed.
      if (!is_callable('pg_connect')) {
        throw new Exceptions\UnableToConnectException(
            'PostgreSQL PHP extension is not available. It probably has not '.
            'been installed. Please install and configure it in order to use '.
            'PostgreSQL.'
        );
      }
      $connectionType = $this->config['PostgreSQL']['connection_type'];
      $host = $this->config['PostgreSQL']['host'];
      $port = $this->config['PostgreSQL']['port'];
      $user = $this->config['PostgreSQL']['user'];
      $password = $this->config['PostgreSQL']['password'];
      $database = $this->config['PostgreSQL']['database'];
      // Connecting, selecting database
      if (!$this->connected) {
        if ($connectionType === 'host') {
          $connectString = 'host=\''.addslashes($host).
              '\' port=\''.addslashes($port).
              '\' dbname=\''.addslashes($database).
              '\' user=\''.addslashes($user).
              '\' password=\''.addslashes($password).
              '\' connect_timeout=5';
        } else {
          $connectString = 'dbname=\''.addslashes($database).
              '\' user=\''.addslashes($user).
              '\' password=\''.addslashes($password).
              '\' connect_timeout=5';
        }
        if ($this->config['PostgreSQL']['allow_persistent']) {
          $this->link = pg_connect(
              $connectString.
                  ' options=\'-c enable_hashjoin=off -c enable_mergejoin=off\''
          );
        } else {
          $this->link = pg_connect(
              $connectString.
                  ' options=\'-c enable_hashjoin=off -c enable_mergejoin=off\'',
              PGSQL_CONNECT_FORCE_NEW
          );
          // Don't think this is necessary, but if put in options, will guarantee
          // connection is new. " -c timezone='.round(rand(10001000, 10009999)).'"
        }
        if ($this->link) {
          $this->connected = true;
        } else {
          $this->connected = false;
          if ($host === 'localhost'
              && $user === 'nymph'
              && $password === 'password'
              && $database === 'nymph'
              && $connectionType === 'host') {
            throw new Exceptions\NotConfiguredException();
          } else {
            throw new Exceptions\UnableToConnectException(
                'Could not connect: '.
                    pg_last_error()
            );
          }
        }
      }
      return $this->connected;
    }
code: public function connect() {
      // Check that the PostgreSQL extension is installed.
      if (!is_callable('pg_connect')) {
        throw new Exceptions\UnableToConnectException(
            'PostgreSQL PHP extension is not available. It probably has not '.
            'been installed. Please install and configure it in order to use '.
            'PostgreSQL.'
        );
      }
      $connectionType = $this->config['PostgreSQL']['connection_type'];
      $host = $this->config['PostgreSQL']['host'];
      $port = $this->config['PostgreSQL']['port'];
      $user = $this->config['PostgreSQL']['user'];
      $password = $this->config['PostgreSQL']['password'];
      $database = $this->config['PostgreSQL']['database'];
      // Connecting, selecting database
      if (!$this->connected) {
        if ($connectionType === 'host') {
          $connectString = 'host=\''.addslashes($host).
              '\' port=\''.addslashes($port).
              '\' dbname=\''.addslashes($database).
              '\' user=\''.addslashes($user).
              '\' password=\''.addslashes($password).
              '\' connect_timeout=5';
        } else {
          $connectString = 'dbname=\''.addslashes($database).
              '\' user=\''.addslashes($user).
              '\' password=\''.addslashes($password).
              '\' connect_timeout=5';
        }
        if ($this->config['PostgreSQL']['allow_persistent']) {
          $this->link = pg_connect(
              $connectString.
                  ' options=\'-c enable_hashjoin=off -c enable_mergejoin=off\''
          );
        } else {
          $this->link = pg_connect(
              $connectString.
                  ' options=\'-c enable_hashjoin=off -c enable_mergejoin=off\'',
              PGSQL_CONNECT_FORCE_NEW
          );
          // Don't think this is necessary, but if put in options, will guarantee
          // connection is new. " -c timezone='.round(rand(10001000, 10009999)).'"
        }
        if ($this->link) {
          $this->connected = true;
        } else {
          $this->connected = false;
          if ($host === 'localhost'
              && $user === 'nymph'
              && $password === 'password'
              && $database === 'nymph'
              && $connectionType === 'host') {
            throw new Exceptions\NotConfiguredException();
          } else {
            throw new Exceptions\UnableToConnectException(
                'Could not connect: '.
                    pg_last_error()
            );
          }
        }
      }
      return $this->connected;
    }
code_tokens: public function connect ( ) { // Check that the PostgreSQL extension is installed. if ( ! is_callable ( 'pg_connect' ) ) { throw new Exceptions \ UnableToConnectException ( 'PostgreSQL PHP extension is not available. It probably has not ' . 'been installed. Please install and configure it in order to use ' . 'PostgreSQL.' ) ; } $ connectionType = $ this -> config [ 'PostgreSQL' ] [ 'connection_type' ] ; $ host = $ this -> config [ 'PostgreSQL' ] [ 'host' ] ; $ port = $ this -> config [ 'PostgreSQL' ] [ 'port' ] ; $ user = $ this -> config [ 'PostgreSQL' ] [ 'user' ] ; $ password = $ this -> config [ 'PostgreSQL' ] [ 'password' ] ; $ database = $ this -> config [ 'PostgreSQL' ] [ 'database' ] ; // Connecting, selecting database if ( ! $ this -> connected ) { if ( $ connectionType === 'host' ) { $ connectString = 'host=\'' . addslashes ( $ host ) . '\' port=\'' . addslashes ( $ port ) . '\' dbname=\'' . addslashes ( $ database ) . '\' user=\'' . addslashes ( $ user ) . '\' password=\'' . addslashes ( $ password ) . '\' connect_timeout=5' ; } else { $ connectString = 'dbname=\'' . addslashes ( $ database ) . '\' user=\'' . addslashes ( $ user ) . '\' password=\'' . addslashes ( $ password ) . '\' connect_timeout=5' ; } if ( $ this -> config [ 'PostgreSQL' ] [ 'allow_persistent' ] ) { $ this -> link = pg_connect ( $ connectString . ' options=\'-c enable_hashjoin=off -c enable_mergejoin=off\'' ) ; } else { $ this -> link = pg_connect ( $ connectString . ' options=\'-c enable_hashjoin=off -c enable_mergejoin=off\'' , PGSQL_CONNECT_FORCE_NEW ) ; // Don't think this is necessary, but if put in options, will guarantee // connection is new. " -c timezone='.round(rand(10001000, 10009999)).'" } if ( $ this -> link ) { $ this -> connected = true ; } else { $ this -> connected = false ; if ( $ host === 'localhost' && $ user === 'nymph' && $ password === 'password' && $ database === 'nymph' && $ connectionType === 'host' ) { throw new Exceptions \ NotConfiguredException ( ) ; } else { throw new Exceptions \ UnableToConnectException ( 'Could not connect: ' . pg_last_error ( ) ) ; } } } return $ this -> connected ; }
docstring: Connect to the PostgreSQL database.
  
  @return bool Whether this instance is connected to a PostgreSQL database
  after the method has run.
docstring_tokens: Connect to the PostgreSQL database .