[2.0] Fixes for some strict standards notices and other various things

lib/Doctrine/ORM/Mapping/ClassMetadata.php

@@ -358,7 +358,7 @@ final class ClassMetadata
      *
      * @var array
      */
-    public $reflFields;
+    public $reflFields = array();
 
     /**
      * The ID generator used for generating IDs for this class.

lib/Doctrine/ORM/Mapping/ClassMetadataFactory.php

@@ -201,8 +201,12 @@ class ClassMetadataFactory
                 } else if ($parent->isIdGeneratorTable()) {
                     $class->getTableGeneratorDefinition($parent->getTableGeneratorDefinition());
                 }
-                $class->setIdGeneratorType($parent->generatorType);
-                $class->setIdGenerator($parent->getIdGenerator());
+                if ($generatorType = $parent->generatorType) {
+                    $class->setIdGeneratorType($generatorType);
+                }
+                if ($idGenerator = $parent->getIdGenerator()) {
+                    $class->setIdGenerator($idGenerator);
+                }
             } else {
                 $this->_completeIdGeneratorMapping($class);
             }
@@ -218,7 +222,9 @@ class ClassMetadataFactory
                 $this->_evm->dispatchEvent(Events::loadClassMetadata, $eventArgs);
             }
 
+            if ( ! $class->isMappedSuperclass) {
                 $this->_generateStaticSql($class);
+            }
             
             $this->_loadedMetadata[$className] = $class;
             

lib/Doctrine/ORM/Mapping/Driver/YamlDriver.php

@@ -22,7 +22,8 @@
 namespace Doctrine\ORM\Mapping\Driver;
 
 use Doctrine\ORM\Mapping\ClassMetadata,
-    Doctrine\Common\DoctrineException;
+    Doctrine\Common\DoctrineException,
+    Doctrine\ORM\Mapping\MappingException;
 
 if ( ! class_exists('sfYaml', false)) {
     require_once __DIR__ . '/../../../../vendor/sfYaml/sfYaml.class.php';
@@ -152,6 +153,7 @@ class YamlDriver extends AbstractFileDriver
             }
         }
 
+        if (isset($element['id'])) {
             // Evaluate identifier settings
             foreach ($element['id'] as $name => $idElement) {
                 $mapping = array(
@@ -168,7 +170,8 @@ class YamlDriver extends AbstractFileDriver
 
                 if (isset($idElement['generator'])) {
                     $metadata->setIdGeneratorType(constant('Doctrine\ORM\Mapping\ClassMetadata::GENERATOR_TYPE_'
-                        . $idElement['generator']['strategy']));
+                            . strtoupper($idElement['generator']['strategy'])));
+                }
             }
         }
 

lib/Doctrine/ORM/Tools/SchemaTool.php

@@ -86,7 +86,7 @@ class SchemaTool
         $sequences = array(); // Sequence SQL statements. Appended to $sql at the end.
 
         foreach ($classes as $class) {
-            if (isset($processedClasses[$class->name])) {
+            if (isset($processedClasses[$class->name]) || $class->isMappedSuperclass) {
                 continue;
             }