public function visitGeneratorInjector(CompositeInterface $composite)
{
$seed = null;
if ($composite instanceof SchemaNode) {
# use the schema setting or keep the default global
if ($composite->hasOption('randomGenerator') === true) {
if ($composite->hasOption('generatorSeed') === true) {
$seed = $composite->getOption('generatorSeed');
}
# re-assign the global
$this->headGenerator = $this->factory->create($composite->getOption('randomGenerator'), $seed);
}
# assign schema the default generator or the custom just setup above
$composite->setGenerator($this->headGenerator);
} else {
# use the schema setting or keep the default global
if ($composite->hasOption('randomGenerator') === true) {
if ($composite->hasOption('generatorSeed') === true) {
$seed = $composite->getOption('generatorSeed');
}
# re-assign the global
$this->headGenerator = $this->factory->create($composite->getOption('randomGenerator'), $seed);
} else {
$this->headGenerator = $composite->getParent()->getGenerator();
}
# re-assign the global
$composite->setGenerator($this->headGenerator);
}
}
public function visitDirectedGraphBuilder(CompositeInterface $composite)
{
$builder = $this->pathBuilder;
$parentNode = $composite->getParent();
if ($composite instanceof SchemaNode) {
$this->graph->setRoot($composite);
} elseif ($composite instanceof TableNode) {
# if we have a table connect to schema
$this->graph->connect($builder->buildPath($composite), $composite, $builder->buildPath($parentNode), $parentNode);
} elseif ($composite instanceof ColumnNode) {
# if instance of column connect to table
$this->graph->connect($builder->buildPath($composite), $composite, $builder->buildPath($parentNode), $parentNode);
} elseif ($composite instanceof FormatterNode) {
# if instance of formatterNode connect to schema
$this->graph->connect($builder->buildPath($composite), $composite, $builder->buildPath($parentNode), $parentNode);
} elseif ($composite instanceof ForeignKeyNode) {
# if have a fk connect two columns and tables as well as the FKNode to FKColumn
$finder = new CompositeFinder();
$parentTable = $finder->set($composite)->parentTable()->get();
$parentColumn = $finder->set($composite)->parentColumn()->get();
$fkTableName = $composite->getOption('foreignTable');
$fkColumnName = $composite->getOption('foreignColumn');
$fkTable = $finder->set($composite)->table($fkTableName)->get();
# Does the foreign table exist
if ($fkTable === null) {
throw new CompositeException($composite, sprintf('The Foreign Table %s does not exist', $fkTableName));
}
# match the column
$fkColumn = $finder->set($composite)->table($fkTableName)->column($fkColumnName)->get();
if ($fkColumn === null) {
return new CompositeException($composite, sprintf('The Foreign Column %s.%s does not exist', $fkTableName, $fkColumnName));
}
# a Column could be related to many others for examaple as a composite primary key so
# the ResultCache can't be attached to a column but instead to the ForeignKeyNode child of the column
$this->graph->connect($builder->buildPath($composite), $composite, $builder->buildPath($fkColumn), $fkColumn);
# connect the two columns for easy lookup for Circular Reference checks
$this->graph->connect($builder->buildPath($parentColumn), $parentColumn, $builder->buildPath($fkColumn), $fkColumn);
# tables are now related connect them for easy lookup for Circular Reference checks
$this->graph->connect($builder->buildPath($parentTable), $parentTable, $builder->buildPath($fkTable), $fkTable);
}
}
