public function convert_old_survey_data()
{
global $auth, $user;
if (!isset($this->config['survey_version'])) {
return;
}
if (!function_exists('user_get_id_name')) {
include "{$this->phpbb_root_path}includes/functions_user.{$this->php_ext}";
}
$user->add_lang_ext('kilianr/survey', 'survey');
$sql = 'SELECT topic_id FROM ' . TOPICS_TABLE . ' WHERE topic_survey = 1';
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result)) {
$topic_id = $row['topic_id'];
$sql = "SELECT * FROM {$this->table_prefix}survey WHERE topic_id = '{$topic_id}'";
$result2 = $this->db->sql_query($sql);
$old_settings = $this->db->sql_fetchrow($result2);
$this->db->sql_freeresult($result2);
if ($old_settings) {
$survey = new survey($this->db, $this->config, $user, $auth, $this->table_prefix . 'surveys', $this->table_prefix . 'surveys_questions', $this->table_prefix . 'surveys_q_choices', $this->table_prefix . 'surveys_entries', $this->table_prefix . 'surveys_answers');
$survey->enable($topic_id);
$survey->initialize($topic_id);
$survey->load_survey($topic_id);
// Convert the settings
$settings = array('caption' => $old_settings['survey_caption'] ? $old_settings['survey_caption'] : $user->lang('SURVEY'), 'show_order' => min(max((int) $old_settings['show_order'], 0), 2), 'reverse_order' => $old_settings['show_order'] == 3 ? 1 : 0, 'allow_change_answer' => $old_settings['allow_change_answers'] == 1 ? 1 : 0, 'allow_multiple_answer' => $old_settings['allow_change_answers'] == 2 ? 1 : 0, 'visibility' => $old_settings['hide_survey_results'] ? 3 : ($old_settings['hide_names_of_respondents'] ? 1 : 0), 'start_time' => $old_settings['survey_start'], 'stop_time' => $old_settings['survey_length'] == 0 ? null : $old_settings['survey_start'] + $old_settings['survey_length']);
$survey->change_config($settings);
// Convert the questions
$questions_skip = array();
$questions_label = array_map('trim', explode('|', $old_settings['questions']));
$questions_type = explode('|', $old_settings['question_types']);
$questions_choices = explode('|', htmlspecialchars_decode($old_settings['question_selections']));
$questions_sum_type = explode('|', $old_settings['question_sums']);
$questions_sum_by = array_map('trim', explode('|', $old_settings['question_selected_text']));
$questions_cap = explode('|', $old_settings['question_response_caps']);
$num_questions = min(sizeof($questions_label), sizeof($questions_type), sizeof($questions_choices), sizeof($questions_sum_type), sizeof($questions_sum_by), sizeof($questions_cap));
for ($i = 0; $i < $num_questions; $i++) {
$questions_skip[$i] = false;
if ($questions_label[$i] == '' || $survey->get_question_id_from_label($questions_label[$i], -1) != -1) {
$questions_skip[$i] = true;
continue;
}
$new_type = min(max((int) $questions_type[$i], 0), 5);
$new_type = $new_type == 2 ? 0 : $new_type;
$new_type = $new_type == 3 ? 4 : $new_type;
$question = array('label' => $questions_label[$i], 'example_answer' => '', 'type' => $new_type, 'random_choice_order' => 0, 'sum_type' => min(max((int) $questions_sum_type[$i] == 4 ? 2 : (int) $questions_sum_type[$i], 0), 3), 'sum_by' => $questions_sum_type[$i] == 3 ? $questions_sum_by[$i] : '', 'average' => $questions_sum_type[$i] == 4 ? 1 : 0, 'cap' => (int) $questions_cap[$i]);
$choices = array();
if ($new_type == 4 || $new_type == 5) {
if ($questions_choices[$i] == '') {
$questions_skip[$i] = true;
continue;
}
foreach (array_map('trim', array_unique(explode(";", $questions_choices[$i]))) as $choice) {
if ($choice == '') {
continue;
}
$choices[] = htmlspecialchars(str_replace(',', '', $choice));
}
}
$questions_type[$i] = $new_type;
$survey->add_question($question, $choices);
$questions_id[$i] = $survey->get_question_id_from_label($questions_label[$i], -1);
}
// Convert the answers
$sql = "SELECT user_id, answers FROM {$this->table_prefix}survey_answers WHERE survey_id = {$old_settings['survey_id']} ORDER BY response_order";
$result2 = $this->db->sql_query($sql);
while ($row2 = $this->db->sql_fetchrow($result2)) {
$username = array();
if (user_get_id_name($row2['user_id'], $username) == 'NO_USERS') {
continue;
}
$raw_answers = explode('|', $row2['answers']);
$answers = array();
$i = -1;
foreach ($raw_answers as $answer) {
++$i;
if ($i >= $num_questions || $questions_skip[$i]) {
continue;
}
if ($questions_type[$i] == 5) {
$answer = implode(',', array_map('trim', explode('&&', str_replace(',', '', $answer))));
}
if ($questions_type[$i] == 4) {
$answer = str_replace(',', '', trim($answer));
}
if (!$survey->check_answer($answer, $questions_id[$i])) {
continue;
}
$answers[$questions_id[$i]] = $answer;
}
$survey->add_entry($row2['user_id'], $answers);
}
$this->db->sql_freeresult($result2);
unset($survey);
}
}
$this->db->sql_freeresult($result);
}
/**
* Process modification of own entry
*
* @return array errors
*/
protected function process_entry_modification()
{
if (!check_form_key($this->form_key_name)) {
return array($this->user->lang('FORM_INVALID'));
}
if (!$this->request->is_set_post('entries_to_modify')) {
return array();
}
$entry_ids = array_unique(explode(",", $this->request->variable('entries_to_modify', '')));
$entry_user_id = $real_user_id = $this->user->data['user_id'];
$errors = array();
foreach ($entry_ids as $entry_id) {
$changed = $filled_out = false;
if ($entry_id == self::ADDUSER_ENTRY_ID) {
$username = utf8_normalize_nfc($this->request->variable('answer_adduser_username', '', true));
if ($username == '') {
continue;
}
$adduser_id = array();
if (user_get_id_name($adduser_id, $username) == 'NO_USERS') {
$errors[] = $this->user->lang('NO_USER');
continue;
}
$entry_user_id = $adduser_id[0];
if (!$this->survey->can_add_new_entry($real_user_id, $entry_user_id)) {
$errors[] = $this->user->lang('NO_AUTH_OPERATION');
continue;
}
} else {
$entry_id = (int) $entry_id;
if ($entry_id == self::NEW_ENTRY_ID && !$this->survey->can_add_new_entry($real_user_id)) {
$errors[] = $this->user->lang('NO_AUTH_OPERATION');
continue;
} else {
if ($entry_id != self::NEW_ENTRY_ID && !$this->survey->entry_exists($entry_id)) {
continue;
} else {
if ($entry_id != self::NEW_ENTRY_ID && !$this->survey->can_modify_entry($real_user_id, $this->survey->entries[$entry_id]['user_id'])) {
$errors[] = $this->user->lang('NO_AUTH_OPERATION');
continue;
}
}
}
}
$answers = array();
$abort = false;
foreach ($this->survey->questions as $question_id => $question) {
$answers[$question_id] = $this->request->is_set_post("answer_{$entry_id}_{$question_id}") ? $this->request->variable("answer_{$entry_id}_{$question_id}", '', true) : '';
if ($question['type'] == survey::$QUESTION_TYPES['DROP_DOWN_MENU']) {
if (isset($question['choices'][$answers[$question_id]])) {
$answers[$question_id] = $question['choices'][$answers[$question_id]]['text'];
} else {
$answers[$question_id] = '';
}
} else {
if ($question['type'] == survey::$QUESTION_TYPES['MULTIPLE_CHOICE']) {
$answers_choice_array = array_unique($this->request->variable("answer_{$entry_id}_{$question_id}", array(0)));
$answers[$question_id] = array();
foreach ($answers_choice_array as $choice_id) {
if (isset($question['choices'][$choice_id])) {
$answers[$question_id][] = $question['choices'][$choice_id]['text'];
}
}
$answers[$question_id] = implode(",", $answers[$question_id]);
}
}
$old_exists = $entry_id != self::ADDUSER_ENTRY_ID && $entry_id != self::NEW_ENTRY_ID && isset($this->survey->entries[$entry_id]['answers'][$question_id]);
$old_value = $old_exists ? $this->survey->entries[$entry_id]['answers'][$question_id] : 0;
if ($answers[$question_id] != '') {
if (!$this->survey->check_answer($answers[$question_id], $question_id)) {
$errors[] = $this->user->lang('SURVEY_INVALID_ANSWER');
$abort = true;
continue;
}
$filled_out = true;
if ($this->survey->has_cap($question_id) && !$this->survey->can_manage($real_user_id)) {
$diff = $this->survey->modify_sum_entry($question_id, false, true, $answers[$question_id], $old_exists, $old_value);
if ($diff != 0 && $this->survey->cap_exceeded($question_id, $diff)) {
$errors[] = $this->user->lang('SURVEY_CAP_EXEEDED', $this->survey->questions[$question_id]['label']);
$abort = true;
continue;
}
}
if (!$old_exists || $old_value != $answers[$question_id]) {
$changed = true;
}
} else {
if ($old_exists && $old_value != '') {
$changed = true;
}
}
}
if ($abort) {
continue;
}
if ($filled_out) {
if ($entry_id == self::ADDUSER_ENTRY_ID || $entry_id == self::NEW_ENTRY_ID) {
$this->survey->add_entry($entry_user_id, $answers);
} else {
if ($changed) {
$this->survey->modify_entry($entry_id, $answers);
}
}
} else {
if ($entry_id != self::ADDUSER_ENTRY_ID && $entry_id != self::NEW_ENTRY_ID) {
$this->survey->delete_entry($entry_id);
}
}
}
return $errors;
}