/**
* Confirm that the current search suggestion is valid.
*/
public function validate()
{
$result = parent::validate();
// Confirm that the current search suggestion matches the minimum autocomplete length and doesn't already exist.
if ($result->valid() && strlen($this->Term) < 3) {
$result->error('Minimum autocomplete length required!');
} else {
if ($result->valid() && ExtensibleSearchSuggestion::get_one('ExtensibleSearchSuggestion', "ID != " . (int) $this->ID . " AND Term = '" . Convert::raw2sql($this->Term) . "' AND ExtensibleSearchPageID = " . (int) $this->ExtensibleSearchPageID)) {
$result->error('Suggestion already exists!');
}
}
return $result;
}
/**
* Retrieve the most relevant search suggestions.
*
* @parameter <{SEARCH_TERM}> string
* @parameter <{EXTENSIBLE_SEARCH_PAGE_ID}> integer
* @parameter <{LIMIT}> integer
* @parameter <{APPROVED_ONLY}> boolean
* @return array
*/
public function getSuggestions($term, $pageID, $limit = 5, $approved = true)
{
// Make sure the search matches the minimum autocomplete length.
if ($term && strlen($term) > 2) {
// Make sure the current user has appropriate permission.
$pageID = (int) $pageID;
if (($page = ExtensibleSearchPage::get_by_id('ExtensibleSearchPage', $pageID)) && $page->canView()) {
// Retrieve the search suggestions.
$suggestions = ExtensibleSearchSuggestion::get()->filter(array('Term:StartsWith' => $term, 'Approved' => (int) $approved, 'ExtensibleSearchPageID' => $pageID))->sort('Frequency', 'DESC')->limit($limit);
// Make sure the search suggestions are unique.
return array_unique($suggestions->column('Term'));
}
}
return null;
}
/**
* Confirm that the current search suggestion is valid.
*/
public function validate()
{
$result = parent::validate();
// Confirm that the current search suggestion matches the minimum autocomplete length and doesn't already exist.
if ($result->valid() && strlen($this->Term) < 3) {
$result->error('Minimum autocomplete length required!');
} else {
if ($result->valid() && ExtensibleSearchSuggestion::get_one('ExtensibleSearchSuggestion', array('ID != ?' => $this->ID, 'Term = ?' => $this->Term, 'ExtensibleSearchPageID = ?' => $this->ExtensibleSearchPageID))) {
$result->error('Suggestion already exists!');
}
}
// Allow extension customisation.
$this->extend('validateExtensibleSearchSuggestion', $result);
return $result;
}
