pagetitle] * @param array $fullTextResults fulltext search results in the form [pagename => #hits] * @param array $highlight array of strings to be highlighted */ public function __construct(array $pageLookupResults, array $fullTextResults, $highlight) { global $QUERY; $Indexer = idx_get_indexer(); $this->query = $QUERY; $this->parsedQuery = ft_queryParser($Indexer, $QUERY); $this->searchState = new SearchState($this->parsedQuery); $this->pageLookupResults = $pageLookupResults; $this->fullTextResults = $fullTextResults; $this->highlight = $highlight; } /** * display the search result * * @return void */ public function show() { $searchHTML = $this->getSearchIntroHTML($this->query); $searchHTML .= $this->getSearchFormHTML($this->query); $searchHTML .= $this->getPageLookupHTML($this->pageLookupResults); $searchHTML .= $this->getFulltextResultsHTML($this->fullTextResults, $this->highlight); echo $searchHTML; } /** * Get a form which can be used to adjust/refine the search * * @param string $query * * @return string */ protected function getSearchFormHTML($query) { global $lang, $ID, $INPUT; $searchForm = (new Form(['method' => 'get'], true))->addClass('search-results-form'); $searchForm->setHiddenField('do', 'search'); $searchForm->setHiddenField('id', $ID); $searchForm->setHiddenField('sf', '1'); if ($INPUT->has('min')) { $searchForm->setHiddenField('min', $INPUT->str('min')); } if ($INPUT->has('max')) { $searchForm->setHiddenField('max', $INPUT->str('max')); } if ($INPUT->has('srt')) { $searchForm->setHiddenField('srt', $INPUT->str('srt')); } $searchForm->addFieldsetOpen()->addClass('search-form'); $searchForm->addTextInput('q')->val($query)->useInput(false); $searchForm->addButton('', $lang['btn_search'])->attr('type', 'submit'); $this->addSearchAssistanceElements($searchForm); $searchForm->addFieldsetClose(); return $searchForm->toHTML('Search'); } /** * Add elements to adjust how the results are sorted * * @param Form $searchForm */ protected function addSortTool(Form $searchForm) { global $INPUT, $lang; $options = [ 'hits' => [ 'label' => $lang['search_sort_by_hits'], 'sort' => '', ], 'mtime' => [ 'label' => $lang['search_sort_by_mtime'], 'sort' => 'mtime', ], ]; $activeOption = 'hits'; if ($INPUT->str('srt') === 'mtime') { $activeOption = 'mtime'; } $searchForm->addTagOpen('div')->addClass('toggle')->attr('aria-haspopup', 'true'); // render current $currentWrapper = $searchForm->addTagOpen('div')->addClass('current'); if ($activeOption !== 'hits') { $currentWrapper->addClass('changed'); } $searchForm->addHTML($options[$activeOption]['label']); $searchForm->addTagClose('div'); // render options list $searchForm->addTagOpen('ul')->attr('aria-expanded', 'false'); foreach ($options as $key => $option) { $listItem = $searchForm->addTagOpen('li'); if ($key === $activeOption) { $listItem->addClass('active'); $searchForm->addHTML($option['label']); } else { $link = $this->searchState->withSorting($option['sort'])->getSearchLink($option['label']); $searchForm->addHTML($link); } $searchForm->addTagClose('li'); } $searchForm->addTagClose('ul'); $searchForm->addTagClose('div'); } /** * Check if the query is simple enough to modify its namespace limitations without breaking the rest of the query * * @param array $parsedQuery * * @return bool */ protected function isNamespaceAssistanceAvailable(array $parsedQuery) { if (preg_match('/[\(\)\|]/', $parsedQuery['query']) === 1) { return false; } return true; } /** * Check if the query is simple enough to modify the fragment search behavior without breaking the rest of the query * * @param array $parsedQuery * * @return bool */ protected function isFragmentAssistanceAvailable(array $parsedQuery) { if (preg_match('/[\(\)\|]/', $parsedQuery['query']) === 1) { return false; } if (!empty($parsedQuery['phrases'])) { return false; } return true; } /** * Add the elements to be used for search assistance * * @param Form $searchForm */ protected function addSearchAssistanceElements(Form $searchForm) { $searchForm->addTagOpen('div') ->addClass('advancedOptions') ->attr('style', 'display: none;') ->attr('aria-hidden', 'true'); $this->addFragmentBehaviorLinks($searchForm); $this->addNamespaceSelector($searchForm); $this->addDateSelector($searchForm); $this->addSortTool($searchForm); $searchForm->addTagClose('div'); } /** * Add the elements to adjust the fragment search behavior * * @param Form $searchForm */ protected function addFragmentBehaviorLinks(Form $searchForm) { if (!$this->isFragmentAssistanceAvailable($this->parsedQuery)) { return; } global $lang; $options = [ 'exact' => [ 'label' => $lang['search_exact_match'], 'and' => array_map(function ($term) { return trim($term, '*'); }, $this->parsedQuery['and']), 'not' => array_map(function ($term) { return trim($term, '*'); }, $this->parsedQuery['not']), ], 'starts' => [ 'label' => $lang['search_starts_with'], 'and' => array_map(function ($term) { return trim($term, '*') . '*'; }, $this->parsedQuery['and']), 'not' => array_map(function ($term) { return trim($term, '*') . '*'; }, $this->parsedQuery['not']), ], 'ends' => [ 'label' => $lang['search_ends_with'], 'and' => array_map(function ($term) { return '*' . trim($term, '*'); }, $this->parsedQuery['and']), 'not' => array_map(function ($term) { return '*' . trim($term, '*'); }, $this->parsedQuery['not']), ], 'contains' => [ 'label' => $lang['search_contains'], 'and' => array_map(function ($term) { return '*' . trim($term, '*') . '*'; }, $this->parsedQuery['and']), 'not' => array_map(function ($term) { return '*' . trim($term, '*') . '*'; }, $this->parsedQuery['not']), ] ]; // detect current $activeOption = 'custom'; foreach ($options as $key => $option) { if ($this->parsedQuery['and'] === $option['and']) { $activeOption = $key; } } if ($activeOption === 'custom') { $options = array_merge(['custom' => [ 'label' => $lang['search_custom_match'], ]], $options); } $searchForm->addTagOpen('div')->addClass('toggle')->attr('aria-haspopup', 'true'); // render current $currentWrapper = $searchForm->addTagOpen('div')->addClass('current'); if ($activeOption !== 'exact') { $currentWrapper->addClass('changed'); } $searchForm->addHTML($options[$activeOption]['label']); $searchForm->addTagClose('div'); // render options list $searchForm->addTagOpen('ul')->attr('aria-expanded', 'false'); foreach ($options as $key => $option) { $listItem = $searchForm->addTagOpen('li'); if ($key === $activeOption) { $listItem->addClass('active'); $searchForm->addHTML($option['label']); } else { $link = $this->searchState ->withFragments($option['and'], $option['not']) ->getSearchLink($option['label']) ; $searchForm->addHTML($link); } $searchForm->addTagClose('li'); } $searchForm->addTagClose('ul'); $searchForm->addTagClose('div'); // render options list } /** * Add the elements for the namespace selector * * @param Form $searchForm */ protected function addNamespaceSelector(Form $searchForm) { if (!$this->isNamespaceAssistanceAvailable($this->parsedQuery)) { return; } global $lang; $baseNS = empty($this->parsedQuery['ns']) ? '' : $this->parsedQuery['ns'][0]; $extraNS = $this->getAdditionalNamespacesFromResults($baseNS); $searchForm->addTagOpen('div')->addClass('toggle')->attr('aria-haspopup', 'true'); // render current $currentWrapper = $searchForm->addTagOpen('div')->addClass('current'); if ($baseNS) { $currentWrapper->addClass('changed'); $searchForm->addHTML('@' . $baseNS); } else { $searchForm->addHTML($lang['search_any_ns']); } $searchForm->addTagClose('div'); // render options list $searchForm->addTagOpen('ul')->attr('aria-expanded', 'false'); $listItem = $searchForm->addTagOpen('li'); if ($baseNS) { $listItem->addClass('active'); $link = $this->searchState->withNamespace('')->getSearchLink($lang['search_any_ns']); $searchForm->addHTML($link); } else { $searchForm->addHTML($lang['search_any_ns']); } $searchForm->addTagClose('li'); foreach ($extraNS as $ns => $count) { $listItem = $searchForm->addTagOpen('li'); $label = $ns . ($count ? " ($count)" : ''); if ($ns === $baseNS) { $listItem->addClass('active'); $searchForm->addHTML($label); } else { $link = $this->searchState->withNamespace($ns)->getSearchLink($label); $searchForm->addHTML($link); } $searchForm->addTagClose('li'); } $searchForm->addTagClose('ul'); $searchForm->addTagClose('div'); } /** * Parse the full text results for their top namespaces below the given base namespace * * @param string $baseNS the namespace within which was searched, empty string for root namespace * * @return array an associative array with namespace => #number of found pages, sorted descending */ protected function getAdditionalNamespacesFromResults($baseNS) { $namespaces = []; $baseNSLength = strlen($baseNS); foreach ($this->fullTextResults as $page => $numberOfHits) { $namespace = getNS($page); if (!$namespace) { continue; } if ($namespace === $baseNS) { continue; } $firstColon = strpos((string)$namespace, ':', $baseNSLength + 1) ?: strlen($namespace); $subtopNS = substr($namespace, 0, $firstColon); if (empty($namespaces[$subtopNS])) { $namespaces[$subtopNS] = 0; } $namespaces[$subtopNS] += 1; } Sort::ksort($namespaces); arsort($namespaces); return $namespaces; } /** * @ToDo: custom date input * * @param Form $searchForm */ protected function addDateSelector(Form $searchForm) { global $INPUT, $lang; $options = [ 'any' => [ 'before' => false, 'after' => false, 'label' => $lang['search_any_time'], ], 'week' => [ 'before' => false, 'after' => '1 week ago', 'label' => $lang['search_past_7_days'], ], 'month' => [ 'before' => false, 'after' => '1 month ago', 'label' => $lang['search_past_month'], ], 'year' => [ 'before' => false, 'after' => '1 year ago', 'label' => $lang['search_past_year'], ], ]; $activeOption = 'any'; foreach ($options as $key => $option) { if ($INPUT->str('min') === $option['after']) { $activeOption = $key; break; } } $searchForm->addTagOpen('div')->addClass('toggle')->attr('aria-haspopup', 'true'); // render current $currentWrapper = $searchForm->addTagOpen('div')->addClass('current'); if ($INPUT->has('max') || $INPUT->has('min')) { $currentWrapper->addClass('changed'); } $searchForm->addHTML($options[$activeOption]['label']); $searchForm->addTagClose('div'); // render options list $searchForm->addTagOpen('ul')->attr('aria-expanded', 'false'); foreach ($options as $key => $option) { $listItem = $searchForm->addTagOpen('li'); if ($key === $activeOption) { $listItem->addClass('active'); $searchForm->addHTML($option['label']); } else { $link = $this->searchState ->withTimeLimitations($option['after'], $option['before']) ->getSearchLink($option['label']) ; $searchForm->addHTML($link); } $searchForm->addTagClose('li'); } $searchForm->addTagClose('ul'); $searchForm->addTagClose('div'); } /** * Build the intro text for the search page * * @param string $query the search query * * @return string */ protected function getSearchIntroHTML($query) { global $lang; $intro = p_locale_xhtml('searchpage'); $queryPagename = $this->createPagenameFromQuery($this->parsedQuery); $createQueryPageLink = html_wikilink($queryPagename . '?do=edit', $queryPagename); $pagecreateinfo = ''; if (auth_quickaclcheck($queryPagename) >= AUTH_CREATE) { $pagecreateinfo = sprintf($lang['searchcreatepage'], $createQueryPageLink); } return str_replace( array('@QUERY@', '@SEARCH@', '@CREATEPAGEINFO@'), array(hsc(rawurlencode($query)), hsc($query), $pagecreateinfo), $intro ); } /** * Create a pagename based the parsed search query * * @param array $parsedQuery * * @return string pagename constructed from the parsed query */ public function createPagenameFromQuery($parsedQuery) { $cleanedQuery = cleanID($parsedQuery['query']); // already strtolowered if ($cleanedQuery === PhpString::strtolower($parsedQuery['query'])) { return ':' . $cleanedQuery; } $pagename = ''; if (!empty($parsedQuery['ns'])) { $pagename .= ':' . cleanID($parsedQuery['ns'][0]); } $pagename .= ':' . cleanID(implode(' ' , $parsedQuery['highlight'])); return $pagename; } /** * Build HTML for a list of pages with matching pagenames * * @param array $data search results * * @return string */ protected function getPageLookupHTML($data) { if (empty($data)) { return ''; } global $lang; $html = '
'; $html .= '

' . $lang['quickhits'] . ':

'; $html .= ' '; //clear float (see http://www.complexspiral.com/publications/containing-floats/) $html .= '
'; $html .= '
'; return $html; } /** * Build HTML for fulltext search results or "no results" message * * @param array $data the results of the fulltext search * @param array $highlight the terms to be highlighted in the results * * @return string */ protected function getFulltextResultsHTML($data, $highlight) { global $lang; if (empty($data)) { return '
' . $lang['nothingfound'] . '
'; } $html = '
'; $html .= '

' . $lang['search_fullresults'] . ':

'; $html .= '
'; $num = 0; $position = 0; foreach ($data as $id => $cnt) { $position += 1; $resultLink = html_wikilink(':' . $id, null, $highlight); $resultHeader = [$resultLink]; $restrictQueryToNSLink = $this->restrictQueryToNSLink(getNS($id)); if ($restrictQueryToNSLink) { $resultHeader[] = $restrictQueryToNSLink; } $resultBody = []; $mtime = filemtime(wikiFN($id)); $lastMod = '' . $lang['lastmod'] . ' '; $lastMod .= ''; $resultBody['meta'] = $lastMod; if ($cnt !== 0) { $num++; $hits = '' . $cnt . ' ' . $lang['hits'] . ', '; $resultBody['meta'] = $hits . $resultBody['meta']; if ($num <= FT_SNIPPET_NUMBER) { // create snippets for the first number of matches only $resultBody['snippet'] = ft_snippet($id, $highlight); } } $eventData = [ 'resultHeader' => $resultHeader, 'resultBody' => $resultBody, 'page' => $id, 'position' => $position, ]; Event::createAndTrigger('SEARCH_RESULT_FULLPAGE', $eventData); $html .= '
'; $html .= '
' . implode(' ', $eventData['resultHeader']) . '
'; foreach ($eventData['resultBody'] as $class => $htmlContent) { $html .= "
$htmlContent
"; } $html .= '
'; } $html .= '
'; $html .= '
'; return $html; } /** * create a link to restrict the current query to a namespace * * @param false|string $ns the namespace to which to restrict the query * * @return false|string */ protected function restrictQueryToNSLink($ns) { if (!$ns) { return false; } if (!$this->isNamespaceAssistanceAvailable($this->parsedQuery)) { return false; } if (!empty($this->parsedQuery['ns']) && $this->parsedQuery['ns'][0] === $ns) { return false; } $name = '@' . $ns; return $this->searchState->withNamespace($ns)->getSearchLink($name); } }