aboutsummaryrefslogtreecommitdiff
path: root/mod/groups/lib/discussion.php
diff options
context:
space:
mode:
Diffstat (limited to 'mod/groups/lib/discussion.php')
-rw-r--r--mod/groups/lib/discussion.php236
1 files changed, 236 insertions, 0 deletions
diff --git a/mod/groups/lib/discussion.php b/mod/groups/lib/discussion.php
new file mode 100644
index 000000000..ab2fe4849
--- /dev/null
+++ b/mod/groups/lib/discussion.php
@@ -0,0 +1,236 @@
+<?php
+/**
+ * Discussion function library
+ */
+
+/**
+ * List all discussion topics
+ */
+function discussion_handle_all_page() {
+
+ elgg_pop_breadcrumb();
+ elgg_push_breadcrumb(elgg_echo('discussion'));
+
+ $content = elgg_list_entities(array(
+ 'type' => 'object',
+ 'subtype' => 'groupforumtopic',
+ 'order_by' => 'e.last_action desc',
+ 'limit' => 20,
+ 'full_view' => false,
+ ));
+
+ $params = array(
+ 'content' => $content,
+ 'title' => elgg_echo('discussion:latest'),
+ 'filter' => '',
+ );
+ $body = elgg_view_layout('content', $params);
+
+ echo elgg_view_page($title, $body);
+}
+
+/**
+ * List discussion topics in a group
+ *
+ * @param int $guid Group entity GUID
+ */
+function discussion_handle_list_page($guid) {
+
+ elgg_set_page_owner_guid($guid);
+
+ $group = get_entity($guid);
+ if (!$group) {
+ register_error(elgg_echo('group:notfound'));
+ forward();
+ }
+ elgg_push_breadcrumb($group->name);
+
+ elgg_register_title_button();
+
+ group_gatekeeper();
+
+ $title = elgg_echo('item:object:groupforumtopic');
+
+ $options = array(
+ 'type' => 'object',
+ 'subtype' => 'groupforumtopic',
+ 'limit' => 20,
+ 'order_by' => 'e.last_action desc',
+ 'container_guid' => $guid,
+ 'full_view' => false,
+ );
+ $content = elgg_list_entities($options);
+ if (!$content) {
+ $content = elgg_echo('discussion:none');
+ }
+
+
+ $params = array(
+ 'content' => $content,
+ 'title' => $title,
+ 'filter' => '',
+ );
+
+ $body = elgg_view_layout('content', $params);
+
+ echo elgg_view_page($title, $body);
+}
+
+/**
+ * Edit or add a discussion topic
+ *
+ * @param string $type 'add' or 'edit'
+ * @param int $guid GUID of group or topic
+ */
+function discussion_handle_edit_page($type, $guid) {
+ gatekeeper();
+
+ if ($type == 'add') {
+ $group = get_entity($guid);
+ if (!$group) {
+ register_error(elgg_echo('group:notfound'));
+ forward();
+ }
+
+ // make sure user has permissions to add a topic to container
+ if (!$group->canWriteToContainer(0, 'object', 'groupforumtopic')) {
+ register_error(elgg_echo('groups:permissions:error'));
+ forward($group->getURL());
+ }
+
+ $title = elgg_echo('groups:addtopic');
+
+ elgg_push_breadcrumb($group->name, "discussion/owner/$group->guid");
+ elgg_push_breadcrumb($title);
+
+ $body_vars = discussion_prepare_form_vars();
+ $content = elgg_view_form('discussion/save', array(), $body_vars);
+ } else {
+ $topic = get_entity($guid);
+ if (!$topic || !$topic->canEdit()) {
+ register_error(elgg_echo('discussion:topic:notfound'));
+ forward();
+ }
+ $group = $topic->getContainerEntity();
+ if (!$group) {
+ register_error(elgg_echo('group:notfound'));
+ forward();
+ }
+
+ $title = elgg_echo('groups:edittopic');
+
+ elgg_push_breadcrumb($group->name, "discussion/owner/$group->guid");
+ elgg_push_breadcrumb($topic->title, $topic->getURL());
+ elgg_push_breadcrumb($title);
+
+ $body_vars = discussion_prepare_form_vars($topic);
+ $content = elgg_view_form('discussion/save', array(), $body_vars);
+ }
+
+ $params = array(
+ 'content' => $content,
+ 'title' => $title,
+ 'filter' => '',
+ );
+ $body = elgg_view_layout('content', $params);
+
+ echo elgg_view_page($title, $body);
+}
+
+/**
+ * View a discussion topic
+ *
+ * @param int $guid GUID of topic
+ */
+function discussion_handle_view_page($guid) {
+ // We now have RSS on topics
+ global $autofeed;
+ $autofeed = true;
+
+ $topic = get_entity($guid);
+ if (!$topic) {
+ register_error(elgg_echo('noaccess'));
+ $_SESSION['last_forward_from'] = current_page_url();
+ forward('');
+ }
+
+ $group = $topic->getContainerEntity();
+ if (!$group) {
+ register_error(elgg_echo('group:notfound'));
+ forward();
+ }
+
+ elgg_set_page_owner_guid($group->getGUID());
+
+ group_gatekeeper();
+
+ elgg_push_breadcrumb($group->name, "discussion/owner/$group->guid");
+ elgg_push_breadcrumb($topic->title);
+
+ $content = elgg_view_entity($topic, array('full_view' => true));
+ if ($topic->status == 'closed') {
+ $content .= elgg_view('discussion/replies', array(
+ 'entity' => $topic,
+ 'show_add_form' => false,
+ ));
+ $content .= elgg_view('discussion/closed');
+ } elseif ($group->canWriteToContainer(0, 'object', 'groupforumtopic') || elgg_is_admin_logged_in()) {
+ $content .= elgg_view('discussion/replies', array(
+ 'entity' => $topic,
+ 'show_add_form' => true,
+ ));
+ } else {
+ $content .= elgg_view('discussion/replies', array(
+ 'entity' => $topic,
+ 'show_add_form' => false,
+ ));
+ }
+
+ $params = array(
+ 'content' => $content,
+ 'title' => $topic->title,
+ 'filter' => '',
+ );
+ $body = elgg_view_layout('content', $params);
+
+ echo elgg_view_page($topic->title, $body);
+}
+
+/**
+ * Prepare discussion topic form variables
+ *
+ * @param ElggObject $topic Topic object if editing
+ * @return array
+ */
+function discussion_prepare_form_vars($topic = NULL) {
+ // input names => defaults
+ $values = array(
+ 'title' => '',
+ 'description' => '',
+ 'status' => '',
+ 'access_id' => ACCESS_DEFAULT,
+ 'tags' => '',
+ 'container_guid' => elgg_get_page_owner_guid(),
+ 'guid' => null,
+ 'entity' => $topic,
+ );
+
+ if ($topic) {
+ foreach (array_keys($values) as $field) {
+ if (isset($topic->$field)) {
+ $values[$field] = $topic->$field;
+ }
+ }
+ }
+
+ if (elgg_is_sticky_form('topic')) {
+ $sticky_values = elgg_get_sticky_values('topic');
+ foreach ($sticky_values as $key => $value) {
+ $values[$key] = $value;
+ }
+ }
+
+ elgg_clear_sticky_form('topic');
+
+ return $values;
+}