/**
* Check if a user can answer a question
*
* @param ElggQuestion $question the question that needs answer
* @param ElggUser $user the user askting the question (default: current user)
*
* @return bool
*/
function questions_can_answer_question(ElggQuestion $question, ElggUser $user = null)
{
static $general_experts_only;
// default to page owner
if (!$question instanceof ElggQuestion) {
return false;
}
// default to current user
if (!$user instanceof ElggUser) {
$user = elgg_get_logged_in_user_entity();
}
if (empty($user)) {
// not logged in
return false;
}
$container = $question->getContainerEntity();
if (!questions_experts_enabled()) {
return questions_can_ask_question($container, $user);
}
// get plugin setting
if (!isset($general_experts_only)) {
$general_experts_only = questions_experts_only_answer();
}
$is_expert = questions_is_expert($container, $user);
// check general setting
if ($general_experts_only && !$is_expert) {
return false;
}
if (!$container instanceof ElggGroup) {
return true;
}
// check group settings
$group_experts_only = false;
if ($container->getPrivateSetting('questions_who_can_answer') === 'experts') {
$group_experts_only = true;
}
if ($group_experts_only && !$is_expert) {
return false;
}
// are you a group member or can you edit the group
return $container->isMember($user) || $container->canEdit($user->getGUID());
}
$solution = [];
$solution[] = elgg_echo('questions:settings:general:solution_time');
$solution[] = elgg_view('input/select', ['name' => 'solution_time', 'value' => $solution_time, 'options' => range(0, 30), 'class' => 'mls']);
$solution[] = elgg_format_element('div', ['class' => 'elgg-subtext'], elgg_echo('questions:group_settings:solution_time:description'));
$content .= elgg_format_element('div', [], implode('', $solution));
}
if (questions_experts_enabled()) {
$expert_options = ['members' => elgg_echo('questions:group_settings:who_can_ask:members'), 'experts' => elgg_echo('questions:group_settings:who_can_ask:experts')];
$noyes_options = ['no' => elgg_echo('option:no'), 'yes' => elgg_echo('option:yes')];
// who can ask?
$who_can_ask = [];
$who_can_ask[] = elgg_echo('questions:group_settings:who_can_ask');
$who_can_ask[] = elgg_view('input/select', ['name' => 'who_can_ask', 'value' => $group->getPrivateSetting('questions_who_can_ask'), 'options_values' => $expert_options, 'class' => 'mls']);
$content .= elgg_format_element('div', [], implode('', $who_can_ask));
$who_can_answer = [];
if (!questions_experts_only_answer()) {
// who can answer
$who_can_answer[] = elgg_echo('questions:group_settings:who_can_answer');
$who_can_answer[] = elgg_view('input/select', ['name' => 'who_can_answer', 'value' => $group->getPrivateSetting('questions_who_can_answer'), 'options_values' => $expert_options, 'class' => 'mls']);
} else {
$who_can_answer[] = elgg_view('output/longtext', ['value' => elgg_echo('questions:group_settings:who_can_answer:experts_only')]);
}
$content .= elgg_format_element('div', [], implode('', $who_can_answer));
// auto mark answer
$auto_mark = [];
$auto_mark[] = elgg_echo('questions:group_settings:auto_mark_correct');
$auto_mark[] = elgg_view('input/select', ['name' => 'auto_mark_correct', 'value' => $group->getPrivateSetting('questions_auto_mark_correct'), 'options_values' => $noyes_options, 'class' => 'mls']);
$content .= elgg_format_element('div', [], implode('', $auto_mark));
}
// form footer
$footer = [];
