<?php use Engelsystem\Database\DB; /** * @return string */ function admin_questions_title() { return _('Answer questions'); } /** * Renders a hint for new questions to answer. * * @return string|null */ function admin_new_questions() { global $privileges, $page; if ($page != 'admin_questions') { if (in_array('admin_questions', $privileges)) { $new_messages = count(DB::select('SELECT `QID` FROM `Questions` WHERE `AID` IS NULL')); if ($new_messages > 0) { return '<a href="' . page_link_to('admin_questions') . '">' . _('There are unanswered questions!') . '</a>'; } } } return null; } /** * @return string */ function admin_questions() { global $user; $request = request(); if (!$request->has('action')) { $unanswered_questions_table = []; $questions = DB::select('SELECT * FROM `Questions` WHERE `AID` IS NULL'); foreach ($questions as $question) { $user_source = User($question['UID']); $unanswered_questions_table[] = [ 'from' => User_Nick_render($user_source), 'question' => str_replace("\n", '<br />', $question['Question']), 'answer' => form([ form_textarea('answer', '', ''), form_submit('submit', _('Save')) ], page_link_to('admin_questions', ['action' => 'answer', 'id' => $question['QID']])), 'actions' => button( page_link_to('admin_questions', ['action' => 'delete', 'id' => $question['QID']]), _('delete'), 'btn-xs' ) ]; } $answered_questions_table = []; $questions = DB::select('SELECT * FROM `Questions` WHERE NOT `AID` IS NULL'); foreach ($questions as $question) { $user_source = User($question['UID']); $answer_user_source = User($question['AID']); $answered_questions_table[] = [ 'from' => User_Nick_render($user_source), 'question' => str_replace("\n", '<br />', $question['Question']), 'answered_by' => User_Nick_render($answer_user_source), 'answer' => str_replace("\n", '<br />', $question['Answer']), 'actions' => button( page_link_to('admin_questions', ['action' => 'delete', 'id' => $question['QID']]), _('delete'), 'btn-xs' ) ]; } return page_with_title(admin_questions_title(), [ '<h2>' . _('Unanswered questions') . '</h2>', table([ 'from' => _('From'), 'question' => _('Question'), 'answer' => _('Answer'), 'actions' => '' ], $unanswered_questions_table), '<h2>' . _('Answered questions') . '</h2>', table([ 'from' => _('From'), 'question' => _('Question'), 'answered_by' => _('Answered by'), 'answer' => _('Answer'), 'actions' => '' ], $answered_questions_table) ]); } else { switch ($request->input('action')) { case 'answer': if ($request->has('id') && preg_match('/^\d{1,11}$/', $request->input('id'))) { $question_id = $request->input('id'); } else { return error('Incomplete call, missing Question ID.', true); } $question = DB::selectOne( 'SELECT * FROM `Questions` WHERE `QID`=? LIMIT 1', [$question_id] ); if (!empty($question) && $question['AID'] == null) { $answer = trim( preg_replace("/([^\p{L}\p{P}\p{Z}\p{N}\n]{1,})/ui", '', strip_tags($request->input('answer')) )); if ($answer != '') { DB::update(' UPDATE `Questions` SET `AID`=?, `Answer`=? WHERE `QID`=? LIMIT 1 ', [ $user['UID'], $answer, $question_id, ] ); engelsystem_log('Question ' . $question['Question'] . ' answered: ' . $answer); redirect(page_link_to('admin_questions')); } else { return error('Enter an answer!', true); } } else { return error('No question found.', true); } break; case 'delete': if ($request->has('id') && preg_match('/^\d{1,11}$/', $request->input('id'))) { $question_id = $request->input('id'); } else { return error('Incomplete call, missing Question ID.', true); } $question = DB::selectOne( 'SELECT * FROM `Questions` WHERE `QID`=? LIMIT 1', [$question_id] ); if (!empty($question)) { DB::delete('DELETE FROM `Questions` WHERE `QID`=? LIMIT 1', [$question_id]); engelsystem_log('Question deleted: ' . $question['Question']); redirect(page_link_to('admin_questions')); } else { return error('No question found.', true); } break; } } return ''; }