OAuthStorePDO.php in Lingotek Translation 7.7

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lib/oauth-php/library/store/OAuthStorePDO.php

<?php

/**
 * Storage container for the oauth credentials, both server and consumer side.
 * Based on MySQL
 * 
 * @version $Id: OAuthStorePDO.php 64 2009-08-16 19:37:00Z [e-mail] $
 * @author Bruno Barberi Gnecco <[e-mail]> Based on code by Marc Worrell <[e-mail]>
 * 
 * 
 * The MIT License
 * 
 * Copyright (c) 2007-2008 Mediamatic Lab
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
require_once dirname(__FILE__) . '/OAuthStoreSQL.php';
class OAuthStorePDO extends OAuthStoreSQL {
  private $conn;

  // PDO connection
  private $lastaffectedrows;

  /**
   * Construct the OAuthStorePDO.
   * In the options you have to supply either:
   * - dsn, username, password and database (for a new PDO connection)
   * - conn (for the connection to be used)
   *
   * @param array options
   */
  function __construct($options = array()) {
    if (isset($options['conn'])) {
      $this->conn = $options['conn'];
    }
    else {
      if (isset($options['dsn'])) {
        try {
          $this->conn = new PDO($options['dsn'], $options['username'], @$options['password']);
        } catch (PDOException $e) {
          throw new OAuthException2('Could not connect to PDO database: ' . $e
            ->getMessage());
        }
        $this
          ->query('set character set utf8');
      }
    }
  }

  /**
   * Perform a query, ignore the results
   *
   * @param string sql
   * @param vararg arguments (for sprintf)
   */
  protected function query($sql) {
    $sql = $this
      ->sql_printf(func_get_args());
    try {
      $this->lastaffectedrows = $this->conn
        ->exec($sql);
      if ($this->lastaffectedrows === FALSE) {
        $this
          ->sql_errcheck($sql);
      }
    } catch (PDOException $e) {
      $this
        ->sql_errcheck($sql);
    }
  }

  /**
   * Perform a query, ignore the results
   *
   * @param string sql
   * @param vararg arguments (for sprintf)
   * @return array
   */
  protected function query_all_assoc($sql) {
    $sql = $this
      ->sql_printf(func_get_args());
    $result = array();
    try {
      $stmt = $this->conn
        ->query($sql);
      $result = $stmt
        ->fetchAll(PDO::FETCH_ASSOC);
    } catch (PDOException $e) {
      $this
        ->sql_errcheck($sql);
    }
    return $result;
  }

  /**
   * Perform a query, return the first row
   *
   * @param string sql
   * @param vararg arguments (for sprintf)
   * @return array
   */
  protected function query_row_assoc($sql) {
    $sql = $this
      ->sql_printf(func_get_args());
    $result = $this
      ->query_all_assoc($sql);
    $val = array_pop($result);
    return $val;
  }

  /**
   * Perform a query, return the first row
   *
   * @param string sql
   * @param vararg arguments (for sprintf)
   * @return array
   */
  protected function query_row($sql) {
    $sql = $this
      ->sql_printf(func_get_args());
    try {
      $all = $this->conn
        ->query($sql, PDO::FETCH_NUM);
      $row = array();
      foreach ($all as $r) {
        $row = $r;
        break;
      }
    } catch (PDOException $e) {
      $this
        ->sql_errcheck($sql);
    }
    return $row;
  }

  /**
   * Perform a query, return the first column of the first row
   *
   * @param string sql
   * @param vararg arguments (for sprintf)
   * @return mixed
   */
  protected function query_one($sql) {
    $sql = $this
      ->sql_printf(func_get_args());
    $row = $this
      ->query_row($sql);
    $val = array_pop($row);
    return $val;
  }

  /**
   * Return the number of rows affected in the last query
   */
  protected function query_affected_rows() {
    return $this->lastaffectedrows;
  }

  /**
   * Return the id of the last inserted row
   *
   * @return int
   */
  protected function query_insert_id() {
    return $this->conn
      ->lastInsertId();
  }
  protected function sql_printf($args) {
    $sql = array_shift($args);
    if (count($args) == 1 && is_array($args[0])) {
      $args = $args[0];
    }
    $args = array_map(array(
      $this,
      'sql_escape_string',
    ), $args);
    return vsprintf($sql, $args);
  }
  protected function sql_escape_string($s) {
    if (is_string($s)) {
      $s = $this->conn
        ->quote($s);

      // kludge. Quote already adds quotes, and this conflicts with OAuthStoreSQL.
      // so remove the quotes
      $len = mb_strlen($s);
      if ($len == 0) {
        return $s;
      }
      $startcut = 0;
      while (isset($s[$startcut]) && $s[$startcut] == '\'') {
        $startcut++;
      }
      $endcut = $len - 1;
      while (isset($s[$endcut]) && $s[$endcut] == '\'') {
        $endcut--;
      }
      $s = mb_substr($s, $startcut, $endcut - $startcut + 1);
      return $s;
    }
    else {
      if (is_null($s)) {
        return NULL;
      }
      else {
        if (is_bool($s)) {
          return intval($s);
        }
        else {
          if (is_int($s) || is_float($s)) {
            return $s;
          }
          else {
            return $this->conn
              ->quote(strval($s));
          }
        }
      }
    }
  }
  protected function sql_errcheck($sql) {
    $msg = "SQL Error in OAuthStoreMySQL: " . print_r($this->conn
      ->errorInfo(), true) . "\n\n" . $sql;
    $backtrace = debug_backtrace();
    $msg .= "\n\nAt file " . $backtrace[1]['file'] . ", line " . $backtrace[1]['line'];
    throw new OAuthException2($msg);
  }

  /**
   * Initialise the database
   */
  public function install() {

    // TODO: this depends on mysql extension
    require_once dirname(__FILE__) . '/mysql/install.php';
  }

}

/* vi:set ts=4 sts=4 sw=4 binary noeol: */

Classes

Name	Description
OAuthStorePDO