public function testIncorrect()
{
$dom = SimpleHtmlDom::fromUrl(__DIR__ . '/incorrect.html');
$a = new ReplacementsParser();
$result = $a->getReplacements($dom);
$this->assertEquals(null, $result);
$this->assertGreaterThan(0, count($a->getErrors()));
}
private function updateReplacements($dom)
{
$model = new ReplacementsRepository();
$parser = new ReplacementsParser();
$remoteList = $parser->getReplacements($dom);
$this->logErrors('ReplacementsParser', $parser->getErrors());
if ($remoteList !== null) {
foreach ($remoteList as $remote) {
$local = $model->getByClassAndDate($remote->class, $remote->date);
if ($local === null || $remote->value !== $local->value) {
$model->setValue($remote->class, $remote->date, $remote->value);
echo "updated replacements/{$remote->date}/{$remote->class}\n";
}
}
}
}
/**
* Parses replacements from html.
* If them cannot be find or they are in incorrect format returns null.
* @param SimpleHtmlDom $dom
* @return Replacements[]|null
*/
public function getReplacements($dom)
{
$itemPage = $dom->root()->find('div[class=item-page]', 0);
if ($itemPage === null) {
return null;
}
$h4 = $itemPage->find('h4', 0);
$table = $itemPage->find('table', 0);
if ($h4 === null || $table === null) {
return null;
}
//parse date
$date = ReplacementsParser::parseDate(trim($h4->text()));
if ($date === null) {
$this->errors[] = "incorrect date format: " . $h4->text();
return null;
}
//parse content
$rows = $table->find('tr');
/** @var Replacements[] $replacements */
$replacements = [];
/** @var Replacements|null $current */
$current = null;
foreach ($rows as $i => $row) {
$cells = $row->find('th, td');
if (count($cells) === 1) {
//class name, e.g. | 2a |
$current = new Replacements();
$current->date = $date;
$current->class = $cells[0]->text();
$current->value = [];
$replacements[] = $current;
} else {
if (count($cells) === 2) {
//replacement entry, e.g. | 1 | j. niemiecki, mgr T. Wajdzik |
if ($current === null) {
$this->errors[] = "row: {$i}, no class name occurred before replacement text";
continue;
//skip this row
}
$hourText = $cells[0]->text();
$text = $cells[1]->text();
if (!is_numeric($hourText)) {
$this->errors[] = "row: {$i}, invalid hour no.: '{$hourText}'";
continue;
//skip this row
}
$hour = intval($hourText);
$current->value[$hour] = $text;
}
}
}
return $replacements;
}
