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<?php |
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namespace MySociety\TheyWorkForYou\Utility; |
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/** |
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* Search Utilities |
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* |
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* Utility functions related to search and search strings |
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*/ |
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class Search { |
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public static function searchByUsage($search, $house = 0) { |
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$data = []; |
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$SEARCHENGINE = new \SEARCHENGINE($search); |
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$data['pagetitle'] = $SEARCHENGINE->query_description_short(); |
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$SEARCHENGINE = new \SEARCHENGINE($search . ' groupby:speech'); |
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$count = $SEARCHENGINE->run_count(0, 5000, 'date'); |
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if ($count <= 0) { |
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$data['error'] = 'No results'; |
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return $data; |
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} |
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$SEARCHENGINE->run_search(0, 5000, 'date'); |
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$gids = $SEARCHENGINE->get_gids(); |
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if (count($gids) <= 0) { |
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$data['error'] = 'No results'; |
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return $data; |
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} |
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if (count($gids) == 5000) { |
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$data['limit_reached'] = true; |
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} |
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# Fetch all the speakers of the results, count them up and get min/max date usage |
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$speaker_count = []; |
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$gids = join('","', $gids); |
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$db = new \ParlDB(); |
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$q = $db->query('SELECT person_id,hdate FROM hansard WHERE gid IN ("' . $gids . '")'); |
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foreach ($q as $row) { |
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$person_id = $row['person_id']; |
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$hdate = $row['hdate']; |
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if (!isset($speaker_count[$person_id])) { |
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$speaker_count[$person_id] = 0; |
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$maxdate[$person_id] = '1001-01-01'; |
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$mindate[$person_id] = '9999-12-31'; |
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} |
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$speaker_count[$person_id]++; |
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if ($hdate < $mindate[$person_id]) { |
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$mindate[$person_id] = $hdate; |
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} |
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if ($hdate > $maxdate[$person_id]) { |
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$maxdate[$person_id] = $hdate; |
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} |
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} |
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# Fetch details of all the speakers |
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$speakers = []; |
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$pids = []; |
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if (count($speaker_count)) { |
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$person_ids = join(',', array_keys($speaker_count)); |
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$q = $db->query('SELECT member_id, member.person_id, title, given_name, family_name, lordofname, |
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constituency, house, party, |
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moffice_id, dept, position, from_date, to_date, left_house |
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FROM member LEFT JOIN moffice ON member.person_id = moffice.person |
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JOIN person_names pn ON member.person_id = pn.person_id AND pn.type="name" AND pn.start_date <= left_house AND left_house <= pn.end_date |
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WHERE member.person_id IN (' . $person_ids . ') |
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' . ($house ? " AND house=$house" : '') . ' |
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ORDER BY left_house DESC'); |
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foreach ($q as $row) { |
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$mid = $row['member_id']; |
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if (!isset($pids[$mid])) { |
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$title = $row['title']; |
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$first = $row['given_name']; |
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$last = $row['family_name']; |
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$lordofname = $row['lordofname']; |
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$house = $row['house']; |
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$party = $row['party']; |
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$full_name = ucfirst(member_full_name($house, $title, $first, $last, $lordofname)); |
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$pid = $row['person_id']; |
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$pids[$mid] = $pid; |
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$speakers[$pid]['house'] = $house; |
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$speakers[$pid]['left'] = $row['left_house']; |
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} |
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$dept = $row['dept']; |
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$posn = $row['position']; |
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$moffice_id = $row['moffice_id']; |
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if ($dept && $row['to_date'] == '9999-12-31') { |
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$speakers[$pid]['office'][$moffice_id] = prettify_office($posn, $dept); |
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} |
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if (!isset($speakers[$pid]['name'])) { |
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$speakers[$pid]['name'] = $full_name . ($house == 1 ? ' MP' : ''); |
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} |
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if (!isset($speakers[$pid]['party']) && $party) { |
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$speakers[$pid]['party'] = $party; |
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} |
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} |
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} |
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if (isset($speaker_count[0])) { |
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$speakers[0] = ['party' => '', 'name' => 'Headings, procedural text, etc.', 'house' => 0, 'count' => 0]; |
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} |
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$party_count = []; |
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$ok = 0; |
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foreach ($speakers as $pid => &$speaker) { |
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$speaker['count'] = $speaker_count[$pid]; |
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$speaker['pmaxdate'] = $maxdate[$pid]; |
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$speaker['pmindate'] = $mindate[$pid]; |
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$ok = 1; |
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if (isset($speaker['party'])) { |
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if (!isset($party_count[$speaker['party']])) { |
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$party_count[$speaker['party']] = 0; |
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} |
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$party_count[$speaker['party']] += $count; |
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} |
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} |
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uasort($speakers, function ($a, $b) { |
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if ($a['count'] > $b['count']) { |
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return -1; |
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} |
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if ($a['count'] < $b['count']) { |
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return 1; |
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} |
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return 0; |
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}); |
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arsort($party_count); |
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if (!$ok) { |
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$data['error'] = 'No results'; |
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return $data; |
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} |
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$data['party_count'] = $party_count; |
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$data['speakers'] = $speakers; |
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return $data; |
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} |
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/** |
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* Return query result from looking for MPs |
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*/ |
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public static function searchMemberDbLookup($searchstring, $current_only = false) { |
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if (!$searchstring) { |
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return []; |
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} |
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$searchwords = explode(' ', $searchstring, 3); |
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$params = []; |
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if (count($searchwords) == 1) { |
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$params[':like_0'] = '%' . $searchwords[0] . '%'; |
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$where = "given_name LIKE :like_0 OR family_name LIKE :like_0 OR lordofname LIKE :like_0"; |
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} elseif (count($searchwords) == 2) { |
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// We don't do anything special if there are more than two search words. |
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// And here we're assuming the user's put the names in the right order. |
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$params[':like_0'] = '%' . $searchwords[0] . '%'; |
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$params[':like_1'] = '%' . $searchwords[1] . '%'; |
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$params[':like_0_and_1'] = '%' . $searchwords[0] . ' ' . $searchwords[1] . '%'; |
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$params[':like_0_and_1_hyphen'] = '%' . $searchwords[0] . '-' . $searchwords[1] . '%'; |
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$where = "(given_name LIKE :like_0 AND family_name LIKE :like_1)"; |
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$where .= " OR (given_name LIKE :like_1 AND family_name LIKE :like_0)"; |
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$where .= " OR (title LIKE :like_0 AND family_name LIKE :like_1)"; |
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$where .= " OR given_name LIKE :like_0_and_1 OR given_name LIKE :like_0_and_1_hyphen"; |
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$where .= " OR family_name LIKE :like_0_and_1 OR family_name LIKE :like_0_and_1_hyphen"; |
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$where .= " OR lordofname LIKE :like_0_and_1"; |
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if (strtolower($searchwords[0]) == 'nick') { |
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$where .= " OR (given_name LIKE '%nicholas%' AND family_name LIKE :like_1)"; |
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} |
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} else { |
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$searchwords[2] = str_replace('of ', '', $searchwords[2]); |
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$params[':like_0'] = '%' . $searchwords[0] . '%'; |
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$params[':like_1'] = '%' . $searchwords[1] . '%'; |
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$params[':like_2'] = '%' . $searchwords[2] . '%'; |
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$params[':like_0_and_1'] = '%' . $searchwords[0] . ' ' . $searchwords[1] . '%'; |
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$params[':like_1_and_2'] = '%' . $searchwords[1] . ' ' . $searchwords[2] . '%'; |
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$params[':like_1_and_2_hyphen'] = '%' . $searchwords[1] . '-' . $searchwords[2] . '%'; |
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$where = "(given_name LIKE :like_0_and_1 AND family_name LIKE :like_2)"; |
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$where .= " OR (given_name LIKE :like_0 AND family_name LIKE :like_1_and_2)"; |
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$where .= " OR (given_name LIKE :like_0 AND family_name LIKE :like_1_and_2_hyphen)"; |
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$where .= " OR (title LIKE :like_0 AND family_name LIKE :like_1_and_2)"; |
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$where .= " OR (title LIKE :like_0 AND family_name LIKE :like_1_and_2_hyphen)"; |
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$where .= " OR (title LIKE :like_0 AND given_name LIKE :like_1 AND family_name LIKE :like_2)"; |
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$where .= " OR (title LIKE :like_0 AND family_name LIKE :like_1 AND lordofname LIKE :like_2)"; |
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} |
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$db = new \ParlDB(); |
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$q = $db->query("SELECT person_id FROM person_names WHERE type='name' AND ($where)", $params); |
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# Check for redirects |
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$pids = []; |
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foreach ($q as $row) { |
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$pid = $row['person_id']; |
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$redirect = $db->query( |
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"SELECT gid_to FROM gidredirect WHERE gid_from = :gid_from", |
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[':gid_from' => "uk.org.publicwhip/person/$pid"] |
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)->first(); |
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if ($redirect) { |
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$pid = str_replace('uk.org.publicwhip/person/', '', $redirect['gid_to']); |
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} |
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$pids[] = $pid; |
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} |
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return array_unique($pids); |
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} |
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public static function searchMemberDbLookupWithNames($searchstring, $current_only = false) { |
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$pids = self::searchMemberDbLookup($searchstring, $current_only); |
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if (!count($pids)) { |
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return $pids; |
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} |
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$pids_str = join(',', $pids); |
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$where = ''; |
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if ($current_only) { |
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$where = "AND left_house='9999-12-31'"; |
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} |
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# This is not totally accurate (e.g. minimum entered date may be from a |
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# different house, or similar), but should be good enough. |
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$db = new \ParlDB(); |
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$q = $db->query("SELECT member.person_id, |
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title, given_name, family_name, lordofname, |
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constituency, party, |
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(SELECT MIN(entered_house) FROM member m WHERE m.person_id=member.person_id) min_entered_house, |
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left_house, house |
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FROM member, person_names pn |
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WHERE member.person_id IN ($pids_str) $where |
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AND member.person_id = pn.person_id AND pn.type = 'name' |
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AND pn.start_date <= member.left_house AND member.left_house <= pn.end_date |
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AND left_house = (SELECT MAX(left_house) FROM member m WHERE m.person_id=member.person_id) |
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GROUP BY person_id |
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ORDER BY family_name, lordofname, given_name, person_id"); |
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return $q->fetchAll(); |
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} |
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/** |
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* Search Constituencies |
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* |
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* Given a search term, find constituencies by name or postcode. |
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* |
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* @param string $searchterm The term to search for. |
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* |
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* @return array A list of the array of constituencies, then a boolean |
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* saying whether it was a postcode used. |
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*/ |
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public static function searchConstituenciesByQuery($searchterm) { |
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if (validate_postcode($searchterm)) { |
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// Looks like a postcode - can we find the constituency? |
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$constituency = Postcode::postcodeToConstituency($searchterm); |
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if ($constituency) { |
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return [ [$constituency], true ]; |
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} |
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} |
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// No luck so far - let's see if they're searching for a constituency. |
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$try = strtolower($searchterm); |
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$query = "select distinct |
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(select name from constituency where cons_id = o.cons_id and main_name) as name |
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from constituency AS o where name like :try |
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and from_date <= date(now()) and date(now()) <= to_date"; |
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$db = new \ParlDB(); |
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$q = $db->query($query, [':try' => '%' . $try . '%']); |
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$constituencies = []; |
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foreach ($q as $row) { |
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$constituencies[] = $row['name']; |
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} |
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return [ $constituencies, false ]; |
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} |
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/** |
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* get list of names of speaker IDs from search string |
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* |
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* @param string $searchstring The search string with the speaker:NNN text |
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* |
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* @return array Array with the speaker id string as key and speaker name as value |
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*/ |
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public static function speakerNamesForIDs($searchstring) { |
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$criteria = explode(' ', $searchstring); |
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$speakers = []; |
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foreach ($criteria as $c) { |
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if (preg_match('#^speaker:(\d+)#', $c, $m)) { |
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$MEMBER = new \MEMBER(['person_id' => $m[1]]); |
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$speakers[$m[1]] = $MEMBER->full_name(); |
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} |
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} |
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return $speakers; |
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} |
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/** |
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* replace speaker:NNNN with speaker:Name in search string |
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* |
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* @param string $searchstring The search string with the speaker:NNN text |
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* |
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* @return string The search string with replaced speaker IDs |
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*/ |
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public static function speakerIDsToNames($searchstring) { |
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$speakers = self::speakerNamesForIDs($searchstring); |
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foreach ($speakers as $id => $name) { |
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$searchstring = str_replace('speaker:' . $id, "speaker:$name", $searchstring); |
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} |
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return $searchstring; |
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} |
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} |
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