public function testConversion()
{
$gen = new Neogen();
$p = '(person:Person {firstname:firstName, lastname:lastName} *5)-[:WORKS_AT *n..1]->(company:Company {name:company} *10)
(actor:Person:Actor {name:fullName, birthdate:{dateTimeBetween:["-50 years","-18 years"]}} *10)-[:WORKS_AT {since:{dateTimeBetween:["-5 years","-1 years"]}} *n..1]->(company)';
$graph = $gen->generateGraphFromCypher($p);
$converter = new CypherStatementsConverter();
$converter->convert($graph);
$client = ClientBuilder::create()->addDefaultLocalConnection()->build();
$client->sendCypherQuery('MATCH (n) OPTIONAL MATCH (n)-[r]-() DELETE r,n');
$statements = $converter->getStatements();
foreach ($statements['constraints'] as $st) {
$client->sendCypherQuery($st['statement']);
}
foreach ($statements['nodes'] as $st) {
$client->sendCypherQuery($st['statement'], $st['parameters']);
}
foreach ($statements['edges'] as $st) {
if (!isset($st['parameters'])) {
$parameters = array();
} else {
$parameters = $st['parameters'];
}
$client->sendCypherQuery($st['statement'], $parameters);
}
}
public function testLinkedList()
{
$gen = new Neogen();
$p = '(test:Test *5)
(test)-[:NEXT *1..1]->(test)';
$graph = $gen->generateGraphFromCypher($p);
}
public function testPatternProcessing1()
{
$p = '(p:Product *1)
(cc:ComponentCategory *20)-[:PART_OF {quantity: {randomNumber: [3]}} *n..1]->(p)
(csc:ComponentSubCategory *20)-[:PART_OF {quantity: {randomNumber: [3]}} *n..1]->(cc)
(c:Component {price: {randomNumber: [2]}} *20)-[:PART_OF {quantity: {randomNumber: [3]}} *n..1]->(csc)';
$gen = new Neogen();
$schema = $gen->generateGraphFromCypher($p);
$converter = new CypherStatementsConverter();
$converter->convert($schema);
$edgesStatements = $converter->getEdgeStatements();
$this->assertCount(7, $edgesStatements);
$this->assertCount(4, $converter->getNodeStatements());
}
public function testGraphToCypherStatements()
{
$gen = new Neogen();
$p = '(person:Person {firstname:firstName, lastname:lastName} *5)-[:WORKS_AT *n..1]->(company:Company {name:company} *10)
(actor:Person:Actor {name:fullName, birthdate:{dateTimeBetween:["-50 years","-18 years"]}} *10)-[:WORKS_AT {since:{dateTimeBetween:["-5 years","-1 years"]}} *n..1]->(company)';
$graph = $gen->generateGraphFromCypher($p);
$converter = new StandardCypherConverter();
$converter->convert($graph);
$file = getcwd() . '/sts.cql';
$contents = '';
foreach ($converter->getStatements() as $st) {
$contents .= $st . "\n";
}
file_put_contents($file, $contents);
}
protected function execute(InputInterface $input, OutputInterface $output)
{
$neogen = Neogen::create()->build();
$yamlParser = $neogen->getParserManager()->getParser('yaml');
$filePath = getcwd() . '/neogen.yml';
$schema = $yamlParser->parse($filePath);
$start = microtime(true);
$g = $neogen->generateGraph($schema);
$end = microtime(true);
print $end - $start;
echo PHP_EOL;
$serializer = $neogen->getServiceContainer()->get('neogen.graph_serializer');
//$json = $serializer->serializeGraphToJson($g);
}
<?php
require_once __DIR__ . '/vendor/autoload.php';
use Neoxygen\Neogen\Neogen;
use Neoxygen\Neogen\Schema\GraphSchemaBuilder;
//gc_disable();
$neogen = Neogen::create()->build();
$gsb = new GraphSchemaBuilder();
$file = __DIR__ . '/neogen.yml';
$p = $neogen->getParserManager()->getParser('YamlParser');
$userSchema = $p->parse($file);
$def = $gsb->buildGraph($userSchema);
$gen = $neogen->getGraphGenerator();
$g = $gen->generateGraph($def);
print_r($g);
public function setup()
{
$this->neogen = Neogen::create()->build();
}
public function testGraphGeneratorIsAvailable()
{
$this->assertInstanceOf('Neoxygen\\Neogen\\GraphGenerator\\Generator', $this->neogen->getGraphGenerator());
}
private function generateGraph()
{
$gen = new Neogen();
$graph = $gen->generateGraphFromCypher($this->source);
return $graph;
}
public function loadGraphInDB($pattern)
{
$this->clearDB();
$gen = new Neogen();
$schema = $gen->generateGraphFromCypher($pattern);
$converter = new CypherStatementsConverter();
$converter->convert($schema);
$statements = $converter->getStatements();
foreach ($statements as $statement) {
if (is_array($statement)) {
foreach ($statement as $st) {
$props = isset($st['parameters']) ? $st['parameters'] : array();
$this->sendQuery($st['statement'], $props);
}
} else {
$props = isset($statement['parameters']) ? $statement['parameters'] : array();
$this->sendQuery($statement['statement'], $props);
}
}
}