/**
* @desc Scraping only a partition of articles
*
* @param $poolSize
* @param $laneNumber
*/
function doScrapeLane($poolSize, $laneNumber)
{
$artistCount = $this->getArtistCount();
$laneSize = ceil($artistCount / $poolSize);
$laneOffset = $laneSize * ($laneNumber - 1);
$this->output(sprintf('Scraping lane %d of %d size %d/%d artists' . PHP_EOL, $laneNumber, $poolSize, $laneSize, $artistCount));
$artists = $this->getArtistPageIds($laneSize, $laneOffset);
while ($page = $this->db->fetchObject($artists)) {
$this->setArticleId($page->cl_from);
$this->doScrapeArtist();
}
}
private function _getData()
{
if (is_string($this->dataSource)) {
$db = new DataBase();
$db->Query($this->dataSource);
if ($db->numRows() > 0) {
while ($data = $db->fetchObject()) {
array_push($this->data, $data);
}
} else {
$this->data = NULL;
}
}
if (is_object($this->dataSource) && !is_string($this->dataSource)) {
$this->data = $this->dataSource;
}
if (is_array($this->dataSource)) {
$this->data = $this->dataSource;
}
$this->getDataKeys();
}
/**
* Find the related objects of the model
* @param $table The name of the table of the objects
* @param $conditions The relation conditions
* @return array Array of objects
*/
public function _findRelations($table, $conditions)
{
if (count($conditions) == 0) {
$query = "SELECT * FROM {$table}";
} else {
$query = "SELECT * FROM {$table} WHERE ( {$conditions} )";
}
$db2 = new DataBase();
$db2->query($query);
$numResults = $db2->numRows();
$results = array();
for ($i = 0; $i < $numResults; $i++) {
$result = $db2->fetchObject();
$results[] = new $table($result);
}
return $results;
}