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<?php
declare(strict_types=1);
/**
* Controller to handle advanced search actions.
*/
class FreshRSS_search_Controller extends FreshRSS_ActionController {
#[\Override]
public function firstAction(): void {
if (!FreshRSS_Auth::hasAccess()) {
Minz_Error::error(403);
}
}
/**
* Display the advanced search form.
*/
public function indexAction(): void {
FreshRSS_View::prependTitle(_t('gen.menu.advanced_search') . ' · ');
// Get categories and feeds for dropdowns
$catDAO = FreshRSS_Factory::createCategoryDao();
$this->view->categories = $catDAO->listCategories(true, true);
$feedDAO = FreshRSS_Factory::createFeedDao();
$this->view->feeds = $feedDAO->listFeeds();
// Get labels
$tagDAO = FreshRSS_Factory::createTagDao();
$this->view->labels = $tagDAO->listTags(true);
// Get user queries
$this->view->queries = [];
foreach (FreshRSS_Context::userConf()->queries as $key => $query) {
$this->view->queries[intval($key)] = new FreshRSS_UserQuery($query, FreshRSS_Context::categories(), FreshRSS_Context::labels());
}
}
/**
* Build an OR-separated clause from newline delimited values.
*/
private static function buildOrClause(string $rawValue, string $prefix = ''): string {
$lines = preg_split('/[\r\n]+/', $rawValue);
if ($lines === false) {
$lines = [$rawValue];
}
$terms = [];
foreach ($lines as $line) {
$line = trim($line, " \n\r\t\v\0\"'"); // Also trim existing quotes
if ($line === '') {
continue;
}
$quoted = str_contains($line, ' ') && !str_starts_with($line, '/') ? "'$line'" : $line;
$terms[] = $prefix . $quoted;
}
if (empty($terms)) {
return '';
}
if (count($terms) === 1) {
return $terms[0];
}
return '(' . implode(' OR ', $terms) . ')';
}
/**
* Process the advanced search form submission.
*/
public function submitAction(): void {
if (!Minz_Request::isPost()) {
Minz_Request::forward(['c' => 'search', 'a' => 'index'], true);
return;
}
// Build the search query from form parameters
$searchTerms = [];
$freeTextClause = self::buildOrClause(Minz_Request::paramString('free_text'));
if ($freeTextClause !== '') {
$searchTerms[] = $freeTextClause;
}
$titleClause = self::buildOrClause(Minz_Request::paramString('title'), 'intitle:');
if ($titleClause !== '') {
$searchTerms[] = $titleClause;
}
$contentClause = self::buildOrClause(Minz_Request::paramString('content'), 'intext:');
if ($contentClause !== '') {
$searchTerms[] = $contentClause;
}
$urlClause = self::buildOrClause(Minz_Request::paramString('url'), 'inurl:');
if ($urlClause !== '') {
$searchTerms[] = $urlClause;
}
$authorClause = self::buildOrClause(Minz_Request::paramString('authors'), 'author:');
if ($authorClause !== '') {
$searchTerms[] = $authorClause;
}
$tagsClause = self::buildOrClause(Minz_Request::paramString('tags'), '#');
if ($tagsClause !== '') {
$searchTerms[] = $tagsClause;
}
// Received date
$dateFrom = trim(Minz_Request::paramString('date_from'));
$dateTo = trim(Minz_Request::paramString('date_to'));
$dateNumber = Minz_Request::paramInt('date_number');
$dateUnit = trim(Minz_Request::paramString('date_unit'));
if ($dateNumber > 0 && $dateUnit !== '') {
// Convert to ISO 8601 duration format: P1D, P1W, P1M, PT1H, etc.
// Time units (H, M, S) require a T separator
$prefix = ($dateUnit === 'H' || $dateUnit === 'M' || $dateUnit === 'S') ? 'PT' : 'P';
$searchTerms[] = "date:{$prefix}{$dateNumber}{$dateUnit}";
} elseif ($dateFrom !== '' || $dateTo !== '') {
if ($dateFrom !== '' && $dateTo !== '') {
$searchTerms[] = "date:$dateFrom/$dateTo";
} elseif ($dateFrom !== '') {
$searchTerms[] = "date:$dateFrom/";
} elseif ($dateTo !== '') {
$searchTerms[] = "date:/$dateTo";
}
}
// Publication date
$pubDateFrom = trim(Minz_Request::paramString('pubdate_from'));
$pubDateTo = trim(Minz_Request::paramString('pubdate_to'));
$pubDateNumber = Minz_Request::paramInt('pubdate_number');
$pubDateUnit = trim(Minz_Request::paramString('pubdate_unit'));
if ($pubDateNumber > 0 && $pubDateUnit !== '') {
// Convert to ISO 8601 duration format: P1D, P1W, P1M, PT1H, etc.
// Time units (H, M, S) require a T separator
$prefix = ($pubDateUnit === 'H' || $pubDateUnit === 'M' || $pubDateUnit === 'S') ? 'PT' : 'P';
$searchTerms[] = "pubdate:{$prefix}{$pubDateNumber}{$pubDateUnit}";
} elseif ($pubDateFrom !== '' || $pubDateTo !== '') {
if ($pubDateFrom !== '' && $pubDateTo !== '') {
$searchTerms[] = "pubdate:$pubDateFrom/$pubDateTo";
} elseif ($pubDateFrom !== '') {
$searchTerms[] = "pubdate:$pubDateFrom/";
} elseif ($pubDateTo !== '') {
$searchTerms[] = "pubdate:/$pubDateTo";
}
}
// User modification date
$userDateFrom = trim(Minz_Request::paramString('userdate_from'));
$userDateTo = trim(Minz_Request::paramString('userdate_to'));
$userDateNumber = Minz_Request::paramInt('userdate_number');
$userDateUnit = trim(Minz_Request::paramString('userdate_unit'));
if ($userDateNumber > 0 && $userDateUnit !== '') {
// Convert to ISO 8601 duration format: P1D, P1W, P1M, PT1H, etc.
// Time units (H, M, S) require a T separator
$prefix = ($userDateUnit === 'H' || $userDateUnit === 'M' || $userDateUnit === 'S') ? 'PT' : 'P';
$searchTerms[] = "userdate:{$prefix}{$userDateNumber}{$userDateUnit}";
} elseif ($userDateFrom !== '' || $userDateTo !== '') {
if ($userDateFrom !== '' && $userDateTo !== '') {
$searchTerms[] = "userdate:$userDateFrom/$userDateTo";
} elseif ($userDateFrom !== '') {
$searchTerms[] = "userdate:$userDateFrom/";
} elseif ($userDateTo !== '') {
$searchTerms[] = "userdate:/$userDateTo";
}
}
$feedIds = Minz_Request::paramArrayInt('feed_ids');
if (!empty($feedIds)) {
$searchTerms[] = 'f:' . implode(',', $feedIds);
}
$categoryIds = Minz_Request::paramArrayInt('category_ids');
if (!empty($categoryIds)) {
$searchTerms[] = 'c:' . implode(',', $categoryIds);
}
$labelIds = Minz_Request::paramArrayInt('label_ids');
if (!empty($labelIds)) {
$searchTerms[] = 'L:' . implode(',', $labelIds);
}
$userQueryIds = Minz_Request::paramArrayInt('user_query_ids');
if (!empty($userQueryIds)) {
$searchTerms[] = 'S:' . implode(',', $userQueryIds);
}
// Combine all search terms
$searchQuery = implode(' ', $searchTerms);
// Redirect to the main view with the search query
Minz_Request::forward([
'c' => 'index',
'a' => 'index',
'params' => [
'search' => $searchQuery,
],
], redirect: true);
}
}
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