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<?php
// Game plan - display two drop downs: one with a list of groups
// without this event, one with - can add using one and remove using
// the other
// the user must have the authority to edit the groups
$event_id = $vars['event']->guid;
$event_container = $vars['event']->container_guid;
// get the list of all groups:
if (elgg_is_admin_logged_in()) {
$groups = elgg_get_entities(array(
'type' => 'group',
'limit' => 5000,
));
} else {
$groups = elgg_get_entities(array(
'type' => 'group',
'owner_guid' => elgg_get_logged_in_user_guid(),
'limit' => 5000,
));
}
// split the group list into two lists
$add_options = array();
$remove_options = array();
$remove_group = elgg_get_entities_from_relationship(array(
'relationship' => 'display_on_group',
'relationship_guid' => $event_id,
'inverse_relationship' => FALSE,
'limit' => 5000,
));
$remove_group_ids = array();
foreach ($remove_group as $group) {
$remove_group_ids[] = $group->guid;
if ($group->guid != $event_container && $group->canEdit()) {
$remove_options[$group->guid] = $group->name;
}
}
if ($remove_group) {
foreach($groups as $group) {
if (($group->guid != $event_container) && !in_array($group->guid,$remove_group_ids)) {
$add_options[$group->guid] = $group->name;
}
}
} else {
foreach($groups as $group) {
if ($group->guid != $event_container && $group->canEdit()) {
$add_options[$group->guid] = $group->name;
}
}
}
if ($add_options || $remove_options) {
echo '<div class="contentWrapper" >';
$event_bit = elgg_view('input/hidden', array("name" => "event_id","value" => $event_id));
if ($add_options) {
echo "<h4>".elgg_echo('event_calendar:add_to_group:add_group_title')."</h4>";
$add_pulldown = elgg_view("input/dropdown",array("name" => "group_id","options_values" => $add_options));
$submit_button = "<p>".elgg_view("input/submit",array("value"=>elgg_echo('event_calendar:add_to_group:add_group_button')))."</p>";
echo elgg_view ('input/form',array("body" => $event_bit.$add_pulldown.$submit_button,"action" => $vars['url']."action/event_calendar/add_to_group"));
}
if ($remove_options) {
echo "<h4>".elgg_echo('event_calendar:add_to_group:remove_group_title')."</h4>";
$remove_pulldown = elgg_view("input/dropdown",array("name" => "group_id","options_values" => $remove_options));
$submit_button = "<p>".elgg_view("input/submit",array("value"=>elgg_echo('event_calendar:add_to_group:remove_group_button')))."</p>";
echo elgg_view ('input/form',array("body" => $event_bit.$remove_pulldown.$submit_button,"action" => $vars['url']."action/event_calendar/remove_from_group"));
}
echo '</div>';
}
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