function isACheapBook(Craur $value)
{
if ($value->get('price') > 20) {
throw new Exception('Is no cheap book!');
}
return $value;
}
$node = Craur::createFromJson('{"books": [{"name":"A", "price": 30}, {"name": "B", "price": 10}, {"name": "C", "price": 15}]}');
$cheap_books = $node->getWithFilter('books[]', 'isACheapBook');
assert(count($cheap_books) == 2);
assert($cheap_books[0]->get('name') == 'B');
assert($cheap_books[1]->get('name') == 'C');
/* Craur#saveToCsvFile */
$data = array('book' => array(array('name' => 'My Book', 'year' => '2012', 'author' => array(array('name' => 'Hans'), array('name' => 'Paul'))), array('name' => 'My second Book', 'year' => '2010', 'author' => array(array('name' => 'Erwin')))));
$shelf = new Craur($data);
$shelf->saveToCsvFile('fixtures/temp_csv_file.csv', array('book[].name', 'book[].year', 'book[].author[].name'));
// csv file will look like this now:
// book[].name;book[].year;book[].author[].name
// "My Book";2012;Hans
// "My Book";2012;Paul
// "My second Book";2010;Erwin
assert(json_encode(array($data)) == Craur::createFromCsvFile('fixtures/temp_csv_file.csv', array('book[].name', 'book[].year', 'book[].author[].name'))->toJsonString());
unlink('fixtures/temp_csv_file.csv');
/* CraurCsvWriter#extractDirectDescendants */
$craur = new Craur(array('name' => 'My Book', 'year' => '2012', 'categories' => array('comedy', 'fantasy'), 'authors' => array(array('name' => 'Paul'), array('name' => 'Erwin')), 'pages' => '212'));
$expected_data = array(0 => 'My Book', 1 => '2012', 4 => '212');
$result_data = CraurCsvWriter::extractDirectDescendants($craur, array('name', 'year', 'categories[]', 'authors[].name', 'pages'), '');
assert(json_encode($expected_data) == json_encode($result_data));
/* CraurCsvWriter#extractAllDescendants */
$craur = new Craur(array('name' => 'My Book', 'year' => '2012', 'authors' => array(array('name' => 'Paul', 'age' => '30'), array('name' => 'Erwin', 'age' => '20')), 'categories' => array('comedy', 'fantasy'), 'pages' => '212'));
$expected_data = array(array('My Book', '2012', 'Paul', '30', 'comedy', '212'), array('My Book', '2012', 'Erwin', '20', 'fantasy', '212'));
<?php
return;
$data = array('issues' => array(array('number' => '123', 'labels' => array('bug', 'feature')), array('number' => '815', 'labels' => array())));
$shelf = new Craur($data);
$shelf->saveToCsvFile('fixtures/temp_csv_file.csv', array('issues[].number', 'issues[].labels[]'));
$result_csv_content = trim(file_get_contents('fixtures/temp_csv_file.csv'));
unlink('fixtures/temp_csv_file.csv');
echo $result_csv_content;
$lines = array_slice(explode(PHP_EOL, $result_csv_content), 1);
$expected_lines = array('123;bug', '123;feature', '815;');
assert(count(array_diff($expected_lines, $lines)) === 0);
