function visitElementNode(PiBX_ParseTree_Tree $tree)
{
$this->plowTypesForLevel($tree->getLevel());
$logMessage = $tree->getLevel() . str_pad(" ", $tree->getLevel()) . " element";
if ($tree->isAnonym()) {
$logMessage .= " <anonym>";
} else {
$logMessage .= " (" . $tree->getName() . ")";
}
if ($tree->getLevel() > 0) {
if ($this->currentType() instanceof PiBX_AST_Type) {
$ta = new PiBX_AST_TypeAttribute($tree->getName());
$ta->setType($tree->getType());
$schemaType = $tree->getType();
$sf = new PiBX_CodeGen_ASTStackFrame($tree->getLevel(), $ta);
array_push($this->stack, $sf);
// elements with maxOccurs "unbounded" are collections/lists
// with no parent collection element.
if ($tree->getMaxOccurs() == 'unbounded') {
$ci = new PiBX_AST_CollectionItem($tree->getName());
$ci->setType($tree->getType());
$sf = new PiBX_CodeGen_ASTStackFrame($tree->getLevel(), $ci);
array_push($this->stack, $sf);
}
} elseif ($this->currentType() instanceof PiBX_AST_Collection) {
$ci = new PiBX_AST_CollectionItem($tree->getName());
$ci->setType($tree->getType());
$sf = new PiBX_CodeGen_ASTStackFrame($tree->getLevel(), $ci);
array_push($this->stack, $sf);
} elseif ($this->currentType() instanceof PiBX_AST_Structure) {
$se = new PiBX_AST_StructureElement($tree->getName(), $tree->getType());
$sf = new PiBX_CodeGen_ASTStackFrame($tree->getLevel(), $se);
array_push($this->stack, $sf);
}
} elseif ($tree->getLevel() == 0) {
$logMessage .= " - global";
$t = new PiBX_AST_Type($tree->getName());
if ($this->countTypes() == 0) {
// the first type is the XSD-root.
$t->setAsRoot();
$t->setTargetNamespace($tree->getParent()->getTargetNamespace());
$t->setNamespaces($tree->getNamespaces());
}
$sf = new PiBX_CodeGen_ASTStackFrame(-1, $t);
array_push($this->stack, $sf);
/*
* Yes, add it two times.
* It's a limitation that exist in the current implementation
* of the TypeUsage-class.
* The concrete class (which is the root element/type of a schema)
* will not be referenced more than one time (at the definition).
* But it must not be removed in an AST optimization afterwards,
* so we just increase the usage-counter by one.
*/
$this->typeUsage->addType($tree->getName());
$this->typeUsage->addType($tree->getName());
} else {
throw new RuntimeException('invalid element state');
}
$this->lastLevel = $tree->getLevel();
$this->log($logMessage);
}
public function testBooksExampleXSD()
{
$data = file_get_contents(dirname(__FILE__) . '/../_files/Books/books.xsd');
$expectedTypeList = array();
$expectedType1 = new PiBX_AST_Type('Collection');
$expectedType1->setAsRoot();
$expectedType1->setAttributeCount(1);
$expectedType1->setNamespaces(array('xs' => 'http://www.w3.org/2001/XMLSchema'));
$ta = new PiBX_AST_TypeAttribute('books');
$c = new PiBX_AST_Collection();
$ci = new PiBX_AST_CollectionItem('book');
$ci->setType('bookType');
$expectedType1->add($ta);
$ta->add($c);
$c->add($ci);
$expectedTypeList[] = $expectedType1;
$expectedType2 = new PiBX_AST_Type('bookType');
$expectedType2->setAttributeCount(8);
$expectedType2->add(new PiBX_AST_TypeAttribute('name', 'string'));
$expectedType2->add(new PiBX_AST_TypeAttribute('ISBN', 'long'));
$expectedType2->add(new PiBX_AST_TypeAttribute('price', 'string'));
$ta = new PiBX_AST_TypeAttribute('authors');
$c = new PiBX_AST_Collection();
$ci = new PiBX_AST_CollectionItem('authorName', 'string');
$c->add($ci);
$ta->add($c);
$expectedType2->add($ta);
$expectedType2->add(new PiBX_AST_TypeAttribute('description', 'string'));
$ta = new PiBX_AST_TypeAttribute('promotion');
$s = new PiBX_AST_Structure();
$s->setStructureType(PiBX_AST_StructureType::CHOICE());
$s->add(new PiBX_AST_StructureElement('Discount', 'string'));
$s->add(new PiBX_AST_StructureElement('None', 'string'));
$ta->add($s);
$expectedType2->add($ta);
$expectedType2->add(new PiBX_AST_TypeAttribute('publicationDate', 'date'));
$ta = new PiBX_AST_TypeAttribute('bookCategory');
$e = new PiBX_AST_Enumeration();
$e->add(new PiBX_AST_EnumerationValue('magazine', 'string'));
$e->add($ev = new PiBX_AST_EnumerationValue('novel', 'string'));
$e->add($ev = new PiBX_AST_EnumerationValue('fiction', 'string'));
$e->add($ev = new PiBX_AST_EnumerationValue('other', 'string'));
$ta->add($e);
$expectedType2->add($ta);
$ta = new PiBX_AST_TypeAttribute('itemId', 'string');
$ta->setStyle('attribute');
$expectedType2->add($ta);
$expectedTypeList[] = $expectedType2;
$enumeration = new PiBX_AST_Enumeration();
$enumeration->add(new PiBX_AST_EnumerationValue('magazine', 'string'));
$enumeration->add(new PiBX_AST_EnumerationValue('novel', 'string'));
$enumeration->add(new PiBX_AST_EnumerationValue('fiction', 'string'));
$enumeration->add(new PiBX_AST_EnumerationValue('other', 'string'));
$expectedType3 = new PiBX_AST_Type('bookCategoryType');
$expectedType3->add($enumeration);
$expectedTypeList[] = $expectedType3;
$schema = simplexml_load_string($data);
$parser = new PiBX_CodeGen_SchemaParser();
$parser->setSchema($schema);
$tree = $parser->parse();
$creator = new PiBX_CodeGen_ASTCreator(new PiBX_CodeGen_TypeUsage());
$tree->accept($creator);
$typeList = $creator->getTypeList();
$this->assertEquals(3, count($typeList));
$this->assertEquals($expectedType1, $typeList[0]);
$this->assertEquals($expectedType2, $typeList[1]);
$this->assertEquals($expectedType3, $typeList[2]);
}