2 files changed, 104 insertions, 0 deletions
diff --git a/mod/groups/actions/discussion/delete.php b/mod/groups/actions/discussion/delete.php
new file mode 100644
index 000000000..c3de612d7
--- /dev/null
+++ b/mod/groups/actions/discussion/delete.php
@@ -0,0 +1,29 @@
+<?php
+/**
+ * Delete topic action
+ *
+ */
+
+$topic_guid = (int) get_input('guid');
+
+$topic = get_entity($topic_guid);
+if (!$topic || !$topic->getSubtype() == "groupforumtopic") {
+	register_error(elgg_echo('discussion:error:notdeleted'));
+	forward(REFERER);
+}
+
+if (!$topic->canEdit()) {
+	register_error(elgg_echo('discussion:error:permissions'));
+	forward(REFERER);
+}
+
+$container = $topic->getContainerEntity();
+
+$result = $topic->delete();
+if ($result) {
+	system_message(elgg_echo('discussion:topic:deleted'));
+} else {
+	register_error(elgg_echo('discussion:error:notdeleted'));
+}
+
+forward("pg/discussion/owner/$container->guid");
diff --git a/mod/groups/actions/discussion/save.php b/mod/groups/actions/discussion/save.php
new file mode 100644
index 000000000..8e8f08a50
--- /dev/null
+++ b/mod/groups/actions/discussion/save.php
@@ -0,0 +1,75 @@
+<?php
+/**
+ * Topic save action
+ */
+
+// Get variables
+$title = get_input("title");
+$desc = get_input("description");
+$status = get_input("status");
+$access_id = (int) get_input("access_id");
+$container_guid = (int) get_input('container_guid');
+$guid = (int) get_input('topic_guid');
+$tags = get_input("tags");
+
+elgg_make_sticky_form('topic');
+
+// validation of inputs
+if (!$title || !$desc) {
+	register_error(elgg_echo('discussion:error:missing'));
+	forward(REFERER);
+}
+
+$container = get_entity($container_guid);
+if (!$container || (!$container->isMember() && !$container->canEdit())) {
+	register_error(elgg_echo('discussion:error:permissions'));
+	forward(REFERER);
+}
+
+// check whether this is a new topic or an edit
+$new_topic = true;
+if ($guid > 0) {
+	$new_topic = false;
+}
+
+if ($new_topic) {
+	$topic = new ElggObject();
+	$topic->subtype = 'groupforumtopic';
+} else {
+	// load original file object
+	$topic = new ElggObject($guid);
+	if (!$topic || !$topic->canEdit()) {
+		register_error(elgg_echo('discussion:topic:notfound'));
+		forward(REFERER);
+	}
+}
+
+$topic->title = $title;
+$topic->description = $desc;
+$topic->status = $status;
+$topic->access_id = $access_id;
+$topic->container_guid = $container_guid;
+
+$tags = explode(",", $tags);
+$topic->tags = $tags;
+
+$result = $topic->save();
+
+if (!$result) {
+	register_error(elgg_echo('discussion:error:notsaved'));
+	forward(REFERER);
+}
+
+// topic saved so clear sticky form
+elgg_clear_sticky_form('topic');
+
+
+// handle results differently for new topics and topic edits
+if ($new_topic) {
+	system_message(elgg_echo('discussion:topic:created'));
+	add_to_river('river/forum/topic/create', 'create', get_loggedin_userid(), $topic->guid);
+} else {
+	system_message(elgg_echo('discussion:topic:updated'));
+}
+
+forward($topic->getURL());