setQuery('price:[12 TO *]');
// set start and rows param (comparable to SQL limit) using fluent interface
$this->setStart(2)->setRows(20);
// set fields to fetch (this overrides the default setting 'all fields')
$this->setFields(array('id','name','price'));
// sort the results by price ascending
$this->addSort('price', self::SORT_ASC);
}
}
// the query instance easily be altered based on user input
// try calling this page with "?start=10" added to the url.
$query = new PriceQuery();
if(isset($_GET['start']) && is_numeric($_GET['start'])){
$query->setStart($_GET['start']);
}
// alternatively you can use class inheritance to create query inheritance
// in this example this class isn't actually used, but you can simple replace
// the var $query with an instance of this class...
class LowerPriceQuery extends PriceQuery{
protected function _init()
{
// this call makes sure we get all the settings of the parent class
parent::_init();
$this->setQuery('price:[5 TO *]');
}
}
// this executes the query and returns the result
$resultset = $client->select($query);
// display the total number of documents found by solr
echo 'NumFound: '.$resultset->getNumFound();
// show documents using the resultset iterator
foreach ($resultset as $document) {
echo '
';
// the documents are also iterable, to get all fields
foreach($document AS $field => $value)
{
// this converts multivalue fields to a comma-separated string
if(is_array($value)) $value = implode(', ', $value);
echo '| ' . $field . ' | ' . $value . ' |
|---|
';
}
echo '
';
}
htmlFooter();