php/external/PHPUnit/Util/Log/CodeCoverage/Database.php

<?php
/**
 * PHPUnit
 *
 * Copyright (c) 2002-2008, Sebastian Bergmann <sb@sebastian-bergmann.de>.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *
 *   * Neither the name of Sebastian Bergmann nor the names of his
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @category   Testing
 * @package    PHPUnit
 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @copyright  2002-2008 Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version    SVN: $Id: Database.php 1985 2007-12-26 18:11:55Z sb $
 * @link       http://www.phpunit.de/
 * @since      File available since Release 3.1.4
 */

require_once 'PHPUnit/Framework.php';
require_once 'PHPUnit/Util/Metrics/Project.php';
require_once 'PHPUnit/Util/Class.php';
require_once 'PHPUnit/Util/CodeCoverage.php';
require_once 'PHPUnit/Util/Filesystem.php';
require_once 'PHPUnit/Util/Filter.php';

PHPUnit_Util_Filter::addFileToFilter(__FILE__, 'PHPUNIT');

/**
 * 
 *
 * @category   Testing
 * @package    PHPUnit
 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @copyright  2002-2008 Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version    Release: 3.2.9
 * @link       http://www.phpunit.de/
 * @since      Class available since Release 3.1.4
 */
class PHPUnit_Util_Log_CodeCoverage_Database {
  /**
   * @var    PDO
   * @access protected
   */
  protected $dbh;

  /**
   * Constructor.
   *
   * @param  PDO $dbh
   * @throws PDOException
   * @access public
   */
  public function __construct(PDO $dbh) {
    $this->dbh = $dbh;
  }

  /**
   * Stores code coverage information.
   *
   * @param  PHPUnit_Framework_TestResult $result
   * @param  integer                      $runId
   * @param  integer                      $revision
   * @param  string                       $commonPath
   * @access public
   */
  public function storeCodeCoverage(PHPUnit_Framework_TestResult $result, $runId, $revision, $commonPath = '') {
    $codeCoverage = $result->getCodeCoverageInformation(FALSE, TRUE);
    $summary = PHPUnit_Util_CodeCoverage::getSummary($codeCoverage);
    $files = array_keys($summary);
    $projectMetrics = new PHPUnit_Util_Metrics_Project($files, $summary);
    $storedClasses = array();
    
    if (empty($commonPath)) {
      $commonPath = PHPUnit_Util_Filesystem::getCommonPath($files);
    }
    
    $this->dbh->beginTransaction();
    
    foreach ($files as $file) {
      $filename = str_replace($commonPath, '', $file);
      $fileId = FALSE;
      $fileMetrics = $projectMetrics->getFile($file);
      $lines = $fileMetrics->getLines();
      $hash = md5_file($file);
      
      $stmt = $this->dbh->prepare('SELECT code_file_id
                 FROM code_file
                WHERE code_file_name = :filename
                  AND revision       = :revision;');
      
      $stmt->bindParam(':filename', $filename, PDO::PARAM_STR);
      $stmt->bindParam(':revision', $revision, PDO::PARAM_INT);
      $stmt->execute();
      
      if ($stmt) {
        $fileId = (int)$stmt->fetchColumn();
      }
      
      unset($stmt);
      
      if ($fileId == 0) {
        $stmt = $this->dbh->prepare('INSERT INTO code_file
                               (code_file_name, code_file_md5, revision)
                         VALUES(:filename, :hash, :revision);');
        
        $stmt->bindParam(':filename', $filename, PDO::PARAM_STR);
        $stmt->bindParam(':hash', $hash, PDO::PARAM_STR);
        $stmt->bindParam(':revision', $revision, PDO::PARAM_INT);
        $stmt->execute();
        
        $fileId = $this->dbh->lastInsertId();
        
        $stmt = $this->dbh->prepare('INSERT INTO code_class
                               (code_file_id, code_class_name,
                                code_class_start_line, code_class_end_line)
                         VALUES(:fileId, :className, :startLine, :endLine);');
        
        foreach ($fileMetrics->getClasses() as $classMetrics) {
          $className = $classMetrics->getClass()->getName();
          $classStartLine = $classMetrics->getClass()->getStartLine();
          $classEndLine = $classMetrics->getClass()->getEndLine();
          
          $stmt->bindParam(':fileId', $fileId, PDO::PARAM_INT);
          $stmt->bindParam(':className', $className, PDO::PARAM_STR);
          $stmt->bindParam(':startLine', $classStartLine, PDO::PARAM_INT);
          $stmt->bindParam(':endLine', $classEndLine, PDO::PARAM_INT);
          $stmt->execute();
          
          $classId = $this->dbh->lastInsertId();
          $storedClasses[$className] = $classId;
          
          $stmt2 = $this->dbh->prepare('INSERT INTO code_method
                                   (code_class_id, code_method_name,
                                    code_method_start_line, code_method_end_line)
                             VALUES(:classId, :methodName, :startLine, :endLine);');
          
          foreach ($classMetrics->getMethods() as $methodMetrics) {
            $methodName = $methodMetrics->getMethod()->getName();
            $methodStartLine = $methodMetrics->getMethod()->getStartLine();
            $methodEndLine = $methodMetrics->getMethod()->getEndLine();
            
            $stmt2->bindParam(':classId', $classId, PDO::PARAM_INT);
            $stmt2->bindParam(':methodName', $methodName, PDO::PARAM_STR);
            $stmt2->bindParam(':startLine', $methodStartLine, PDO::PARAM_INT);
            $stmt2->bindParam(':endLine', $methodEndLine, PDO::PARAM_INT);
            $stmt2->execute();
          }
          
          unset($stmt2);
        }
        
        $stmt = $this->dbh->prepare('INSERT INTO code_line
                               (code_file_id, code_line_number, code_line,
                                code_line_covered)
                         VALUES(:fileId, :lineNumber, :line, :covered);');
        
        $i = 1;
        
        foreach ($lines as $line) {
          $covered = isset($summary[$file][$i]) ? 1 : 0;
          
          $stmt->bindParam(':fileId', $fileId, PDO::PARAM_INT);
          $stmt->bindParam(':lineNumber', $i, PDO::PARAM_INT);
          $stmt->bindParam(':line', $line, PDO::PARAM_STR);
          $stmt->bindParam(':covered', $covered, PDO::PARAM_INT);
          $stmt->execute();
          
          $i ++;
        }
      }
      
      $stmt = $this->dbh->prepare('INSERT INTO metrics_file
                           (run_id, code_file_id, metrics_file_coverage,
                           metrics_file_loc, metrics_file_cloc, metrics_file_ncloc,
                           metrics_file_loc_executable, metrics_file_loc_executed)
                     VALUES(:runId, :fileId, :coverage, :loc, :cloc, :ncloc,
                            :locExecutable, :locExecuted);');
      
      $fileCoverage = $fileMetrics->getCoverage();
      $fileLoc = $fileMetrics->getLoc();
      $fileCloc = $fileMetrics->getCloc();
      $fileNcloc = $fileMetrics->getNcloc();
      $fileLocExecutable = $fileMetrics->getLocExecutable();
      $fileLocExecuted = $fileMetrics->getLocExecuted();
      
      $stmt->bindParam(':runId', $runId, PDO::PARAM_INT);
      $stmt->bindParam(':fileId', $fileId, PDO::PARAM_INT);
      $stmt->bindParam(':coverage', $fileCoverage);
      $stmt->bindParam(':loc', $fileLoc, PDO::PARAM_INT);
      $stmt->bindParam(':cloc', $fileCloc, PDO::PARAM_INT);
      $stmt->bindParam(':ncloc', $fileNcloc, PDO::PARAM_INT);
      $stmt->bindParam(':locExecutable', $fileLocExecutable, PDO::PARAM_INT);
      $stmt->bindParam(':locExecuted', $fileLocExecuted, PDO::PARAM_INT);
      $stmt->execute();
      
      $stmtSelectFunctionId = $this->dbh->prepare('SELECT code_function_id
                 FROM code_file, code_function
                WHERE code_function.code_file_id       = code_file.code_file_id
                  AND code_file.revision               = :revision
                  AND code_function.code_function_name = :functionName;');
      
      $stmtInsertFunction = $this->dbh->prepare('INSERT INTO metrics_function
                           (run_id, code_function_id, metrics_function_coverage,
                           metrics_function_loc, metrics_function_loc_executable, metrics_function_loc_executed,
                           metrics_function_ccn, metrics_function_crap, metrics_function_npath)
                     VALUES(:runId, :functionId, :coverage, :loc,
                            :locExecutable, :locExecuted, :ccn, :crap, :npath);');
      
      $stmtSelectClassId = $this->dbh->prepare('SELECT code_class_id
                 FROM code_file, code_class
                WHERE code_class.code_file_id    = code_file.code_file_id
                  AND code_file.revision         = :revision
                  AND code_class.code_class_name = :className;');
      
      $stmtInsertClass = $this->dbh->prepare('INSERT INTO metrics_class
                           (run_id, code_class_id, metrics_class_coverage,
                           metrics_class_loc, metrics_class_loc_executable, metrics_class_loc_executed,
                           metrics_class_aif, metrics_class_ahf,
                           metrics_class_cis, metrics_class_csz, metrics_class_dit,
                           metrics_class_impl, metrics_class_mif, metrics_class_mhf,
                           metrics_class_noc, metrics_class_pf, metrics_class_vars,
                           metrics_class_varsnp, metrics_class_varsi,
                           metrics_class_wmc, metrics_class_wmcnp, metrics_class_wmci)
                     VALUES(:runId, :classId, :coverage, :loc, :locExecutable,
                            :locExecuted, :aif, :ahf, :cis, :csz, :dit, :impl, 
                            :mif, :mhf, :noc, :pf, :vars, :varsnp, :varsi,
                            :wmc, :wmcnp, :wmci);');
      
      $stmtSelectMethodId = $this->dbh->prepare('SELECT code_method_id
                 FROM code_file, code_class, code_method
                WHERE code_class.code_file_id      = code_file.code_file_id
                  AND code_class.code_class_id     = code_method.code_class_id
                  AND code_file.revision           = :revision
                  AND code_class.code_class_name   = :className
                  AND code_method.code_method_name = :methodName;');
      
      $stmtInsertMethod = $this->dbh->prepare('INSERT INTO metrics_method
                           (run_id, code_method_id, metrics_method_coverage,
                           metrics_method_loc, metrics_method_loc_executable, metrics_method_loc_executed,
                           metrics_method_ccn, metrics_method_crap, metrics_method_npath)
                     VALUES(:runId, :methodId, :coverage, :loc,
                            :locExecutable, :locExecuted, :ccn, :crap, :npath);');
      
      foreach ($fileMetrics->getFunctions() as $functionMetrics) {
        $functionName = $functionMetrics->getFunction()->getName();
        
        $stmtSelectFunctionId->bindParam(':functionName', $functionName, PDO::PARAM_STR);
        $stmtSelectFunctionId->bindParam(':revision', $revision, PDO::PARAM_INT);
        $stmtSelectFunctionId->execute();
        
        $functionId = (int)$stmtSelectFunctionId->fetchColumn();
        $stmtSelectFunctionId->closeCursor();
        
        $functionCoverage = $functionMetrics->getCoverage();
        $functionLoc = $functionMetrics->getLoc();
        $functionLocExecutable = $functionMetrics->getLocExecutable();
        $functionLocExecuted = $functionMetrics->getLocExecuted();
        $functionCcn = $functionMetrics->getCCN();
        $functionCrap = $functionMetrics->getCrapIndex();
        $functionNpath = $functionMetrics->getNPath();
        
        $stmtInsertFunction->bindParam(':runId', $runId, PDO::PARAM_INT);
        $stmtInsertFunction->bindParam(':functionId', $functionId, PDO::PARAM_INT);
        $stmtInsertFunction->bindParam(':coverage', $functionCoverage);
        $stmtInsertFunction->bindParam(':loc', $functionLoc, PDO::PARAM_INT);
        $stmtInsertFunction->bindParam(':locExecutable', $functionLocExecutable, PDO::PARAM_INT);
        $stmtInsertFunction->bindParam(':locExecuted', $functionLocExecuted, PDO::PARAM_INT);
        $stmtInsertFunction->bindParam(':ccn', $functionCcn, PDO::PARAM_INT);
        $stmtInsertFunction->bindParam(':crap', $functionCrap);
        $stmtInsertFunction->bindParam(':npath', $functionNpath, PDO::PARAM_INT);
        $stmtInsertFunction->execute();
      }
      
      foreach ($fileMetrics->getClasses() as $classMetrics) {
        $className = $classMetrics->getClass()->getName();
        
        $stmtSelectClassId->bindParam(':className', $className, PDO::PARAM_STR);
        $stmtSelectClassId->bindParam(':revision', $revision, PDO::PARAM_INT);
        $stmtSelectClassId->execute();
        
        $classId = (int)$stmtSelectClassId->fetchColumn();
        $stmtSelectClassId->closeCursor();
        
        $classCoverage = $classMetrics->getCoverage();
        $classLoc = $classMetrics->getLoc();
        $classLocExecutable = $classMetrics->getLocExecutable();
        $classLocExecuted = $classMetrics->getLocExecuted();
        $classAif = $classMetrics->getAIF();
        $classAhf = $classMetrics->getAHF();
        $classCis = $classMetrics->getCIS();
        $classCsz = $classMetrics->getCSZ();
        $classDit = $classMetrics->getDIT();
        $classImpl = $classMetrics->getIMPL();
        $classMif = $classMetrics->getMIF();
        $classMhf = $classMetrics->getMHF();
        $classNoc = $classMetrics->getNOC();
        $classPf = $classMetrics->getPF();
        $classVars = $classMetrics->getVARS();
        $classVarsnp = $classMetrics->getVARSnp();
        $classVarsi = $classMetrics->getVARSi();
        $classWmc = $classMetrics->getWMC();
        $classWmcnp = $classMetrics->getWMCnp();
        $classWmci = $classMetrics->getWMCi();
        
        $stmtInsertClass->bindParam(':runId', $runId, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':classId', $classId, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':coverage', $classCoverage);
        $stmtInsertClass->bindParam(':loc', $classLoc, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':locExecutable', $classLocExecutable, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':locExecuted', $classLocExecuted, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':aif', $classAif);
        $stmtInsertClass->bindParam(':ahf', $classAhf);
        $stmtInsertClass->bindParam(':cis', $classCis, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':csz', $classCsz, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':dit', $classDit, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':impl', $classImpl, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':mif', $classMif);
        $stmtInsertClass->bindParam(':mhf', $classMhf);
        $stmtInsertClass->bindParam(':noc', $classNoc, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':pf', $classPf);
        $stmtInsertClass->bindParam(':vars', $classVars, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':varsnp', $classVarsnp, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':varsi', $classVarsi, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':wmc', $classWmc, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':wmcnp', $classWmcnp, PDO::PARAM_INT);
        $stmtInsertClass->bindParam(':wmci', $classWmci, PDO::PARAM_INT);
        $stmtInsertClass->execute();
        
        foreach ($classMetrics->getMethods() as $methodMetrics) {
          $methodName = $methodMetrics->getMethod()->getName();
          
          $stmtSelectMethodId->bindParam(':className', $className, PDO::PARAM_STR);
          $stmtSelectMethodId->bindParam(':methodName', $methodName, PDO::PARAM_STR);
          $stmtSelectMethodId->bindParam(':revision', $revision, PDO::PARAM_INT);
          $stmtSelectMethodId->execute();
          
          $methodId = (int)$stmtSelectMethodId->fetchColumn();
          $stmtSelectMethodId->closeCursor();
          
          $methodCoverage = $methodMetrics->getCoverage();
          $methodLoc = $methodMetrics->getLoc();
          $methodLocExecutable = $methodMetrics->getLocExecutable();
          $methodLocExecuted = $methodMetrics->getLocExecuted();
          $methodCcn = $methodMetrics->getCCN();
          $methodCrap = $methodMetrics->getCrapIndex();
          $methodNpath = $methodMetrics->getNPath();
          
          $stmtInsertMethod->bindParam(':runId', $runId, PDO::PARAM_INT);
          $stmtInsertMethod->bindParam(':methodId', $methodId, PDO::PARAM_INT);
          $stmtInsertMethod->bindParam(':coverage', $methodCoverage);
          $stmtInsertMethod->bindParam(':loc', $methodLoc, PDO::PARAM_INT);
          $stmtInsertMethod->bindParam(':locExecutable', $methodLocExecutable, PDO::PARAM_INT);
          $stmtInsertMethod->bindParam(':locExecuted', $methodLocExecuted, PDO::PARAM_INT);
          $stmtInsertMethod->bindParam(':ccn', $methodCcn, PDO::PARAM_INT);
          $stmtInsertMethod->bindParam(':crap', $methodCrap);
          $stmtInsertMethod->bindParam(':npath', $methodNpath, PDO::PARAM_INT);
          $stmtInsertMethod->execute();
        }
      }
      
      unset($stmtSelectFunctionId);
      unset($stmtInsertFunction);
      unset($stmtSelectClassId);
      unset($stmtInsertClass);
      unset($stmtSelectMethodId);
      unset($stmtInsertMethod);
      
      $stmt = $this->dbh->prepare('SELECT code_line_id, code_line_covered
                 FROM code_line
                WHERE code_file_id     = :fileId
                  AND code_line_number = :lineNumber;');
      
      $stmt2 = $this->dbh->prepare('UPDATE code_line
                  SET code_line_covered = :lineCovered
                WHERE code_line_id      = :lineId;');
      
      $stmt3 = $this->dbh->prepare('INSERT INTO code_coverage
                      (test_id, code_line_id)
                VALUES(:testId, :lineId);');
      
      for ($lineNumber = 1; $lineNumber <= $fileLoc; $lineNumber ++) {
        $coveringTests = PHPUnit_Util_CodeCoverage::getCoveringTests($codeCoverage, $file, $lineNumber);
        
        if (is_array($coveringTests)) {
          $stmt->bindParam(':fileId', $fileId, PDO::PARAM_INT);
          $stmt->bindParam(':lineNumber', $lineNumber, PDO::PARAM_INT);
          $stmt->execute();
          
          $codeLineId = (int)$stmt->fetchColumn(0);
          $oldCoverageFlag = (int)$stmt->fetchColumn(1);
          $newCoverageFlag = isset($summary[$file][$lineNumber]) ? 1 : 0;
          
          if (($oldCoverageFlag == 0 && $newCoverageFlag != 0) || ($oldCoverageFlag < 0 && $newCoverageFlag > 0)) {
            $stmt2->bindParam(':lineCovered', $newCoverageFlag, PDO::PARAM_INT);
            $stmt2->bindParam(':lineId', $codeLineId, PDO::PARAM_INT);
            $stmt2->execute();
          }
          
          foreach ($coveringTests as $test) {
            $stmt3->bindParam(':testId', $test->__db_id, PDO::PARAM_INT);
            $stmt3->bindParam(':lineId', $codeLineId, PDO::PARAM_INT);
            $stmt3->execute();
          }
        }
      }
    }
    
    unset($stmt);
    unset($stmt2);
    unset($stmt3);
    
    $stmt = $this->dbh->prepare('SELECT code_method.code_method_id
             FROM code_class, code_method
            WHERE code_class.code_class_id     = code_method.code_class_id
              AND code_class.code_class_name   = :className
              AND code_method.code_method_name = :methodName;');
    
    $stmt2 = $this->dbh->prepare('UPDATE test
              SET code_method_id = :methodId
            WHERE test_id = :testId;');
    
    foreach ($result->topTestSuite() as $test) {
      if ($test instanceof PHPUnit_Framework_TestCase) {
        $className = get_class($test);
        $methodName = $test->getName();
        
        $stmt->bindParam(':className', $className, PDO::PARAM_STR);
        $stmt->bindParam(':methodName', $methodName, PDO::PARAM_STR);
        $stmt->execute();
        
        $methodId = (int)$stmt->fetchColumn();
        
        $stmt2->bindParam(':methodId', $methodId, PDO::PARAM_INT);
        $stmt2->bindParam(':testId', $test->__db_id, PDO::PARAM_INT);
        $stmt2->execute();
      }
    }
    
    unset($stmt);
    unset($stmt2);
    
    $stmt = $this->dbh->prepare('INSERT INTO metrics_project
                       (run_id, metrics_project_cls, metrics_project_clsa,
                       metrics_project_clsc, metrics_project_roots,
                       metrics_project_leafs, metrics_project_interfs,
                       metrics_project_maxdit)
                 VALUES(:runId, :cls, :clsa, :clsc, :roots, :leafs,
                        :interfs, :maxdit);');
    
    $cls = $projectMetrics->getCLS();
    $clsa = $projectMetrics->getCLSa();
    $clsc = $projectMetrics->getCLSc();
    $interfs = $projectMetrics->getInterfs();
    $roots = $projectMetrics->getRoots();
    $leafs = $projectMetrics->getLeafs();
    $maxDit = $projectMetrics->getMaxDit();
    
    $stmt->bindParam(':runId', $runId, PDO::PARAM_INT);
    $stmt->bindParam(':cls', $cls, PDO::PARAM_INT);
    $stmt->bindParam(':clsa', $clsa, PDO::PARAM_INT);
    $stmt->bindParam(':clsc', $clsc, PDO::PARAM_INT);
    $stmt->bindParam(':roots', $roots, PDO::PARAM_INT);
    $stmt->bindParam(':leafs', $leafs, PDO::PARAM_INT);
    $stmt->bindParam(':interfs', $interfs, PDO::PARAM_INT);
    $stmt->bindParam(':maxdit', $maxDit, PDO::PARAM_INT);
    $stmt->execute();
    
    unset($stmt);
    
    $stmt = $this->dbh->prepare('UPDATE code_class
              SET code_class_parent_id = :parentClassId
            WHERE code_class_id = :classId;');
    
    $stmt2 = $this->dbh->prepare('SELECT code_class.code_class_id as code_class_id
             FROM code_class, code_file
            WHERE code_class.code_file_id    = code_file.code_file_id
              AND code_file.revision         = :revision
              AND code_class.code_class_name = :parentClassName;');
    
    foreach ($storedClasses as $className => $classId) {
      $class = new ReflectionClass($className);
      $parentClass = $class->getParentClass();
      
      if ($parentClass !== FALSE) {
        $parentClassName = $parentClass->getName();
        $parentClassId = 0;
        
        if (isset($storedClasses[$parentClassName])) {
          $parentClassId = $storedClasses[$parentClassName];
        } else {
          $stmt2->bindParam(':parentClassName', $parentClassName, PDO::PARAM_STR);
          $stmt2->bindParam(':revision', $revision, PDO::PARAM_INT);
          $stmt2->execute();
          
          $parentClassId = (int)$stmt->fetchColumn();
        }
        
        if ($parentClassId > 0) {
          $stmt->bindParam(':classId', $classId, PDO::PARAM_INT);
          $stmt->bindParam(':parentClassId', $parentClassId, PDO::PARAM_INT);
          $stmt->execute();
        }
      }
    }
    
    unset($stmt);
    unset($stmt2);
    
    $this->dbh->commit();
  }
}
?>