Squashed 'mod/group_alias/' content from commit 1a3c9da

git-subtree-dir: mod/group_alias
git-subtree-split: 1a3c9da3d7b9b002d28311fe75307ace8502463c

1 files changed, 247 insertions, 0 deletions

diff --git a/actions/groups/edit.php b/actions/groups/edit.php
new file mode 100644
index 000000000..8588cf3ed
--- /dev/null
+++ b/actions/groups/edit.php
@@ -0,0 +1,247 @@
+<?php
+/**
+ * Elgg groups plugin edit action.
+ *
+ * @package ElggGroups
+ */
+
+// Load configuration
+global $CONFIG;
+
+elgg_make_sticky_form('groups');
+
+$group_guid = (int)get_input('group_guid');
+$new_group_flag = ($group_guid == 0);
+
+if ($new_group_flag && elgg_get_plugin_setting('limited_groups', 'groups') == 'yes'
+	&& !elgg_is_admin_logged_in()) {
+	
+	register_error(elgg_echo("groups:cantcreate"));
+	forward(REFERER);
+}
+
+$sticky_alias = ('no' == elgg_get_plugin_setting('changeable_group_alias', 'group_alias'));
+
+/**
+ * wrapper for recursive array walk decoding
+ */
+function profile_array_decoder(&$v) {
+	$v = html_entity_decode($v, ENT_COMPAT, 'UTF-8');
+}
+
+// Get group fields
+$input = array();
+foreach ($CONFIG->group as $shortname => $valuetype) {
+	// another work around for Elgg's encoding problems: #561, #1963
+	$input[$shortname] = get_input($shortname);
+	if (is_array($input[$shortname])) {
+		array_walk_recursive($input[$shortname], 'profile_array_decoder');
+	} else {
+		$input[$shortname] = html_entity_decode($input[$shortname], ENT_COMPAT, 'UTF-8');
+	}
+
+	if ($valuetype == 'tags') {
+		$input[$shortname] = string_to_tag_array($input[$shortname]);
+	}
+	
+	if ($shortname == 'alias' && ($new_group_flag || !$sticky_alias)) {
+		elgg_load_library('elgg:group_alias');
+		try {
+			group_alias_validate($input['alias']);
+			$existing_group = get_group_from_group_alias($input['alias']);
+			if ($existing_group && $existing_group->guid != get_input('group_guid')) {
+				throw new Exception(elgg_echo('groups:alias:already_taken'));
+			}
+		} catch(Exception $e) {
+			register_error($e->getMessage());
+			forward(REFERER);
+		}
+	}
+
+}
+
+$input['name'] = get_input('name');
+$input['name'] = html_entity_decode($input['name'], ENT_COMPAT, 'UTF-8');
+
+$user = elgg_get_logged_in_user_entity();
+
+$group = new ElggGroup($group_guid); // load if present, if not create a new group
+if (($group_guid) && (!$group->canEdit())) {
+	register_error(elgg_echo("groups:cantedit"));
+
+	forward(REFERER);
+}
+
+// Keep existing alias unless explicit update
+if ($input['alias'] == $group->alias || (!$new_group_flag && $sticky_alias)) {
+	unset($input['alias']);
+}
+
+// Assume we can edit or this is a new group
+if (sizeof($input) > 0) {
+	foreach($input as $shortname => $value) {
+		$group->$shortname = $value;
+	}
+}
+
+// Validate create
+if (!$group->name) {
+	register_error(elgg_echo("groups:notitle"));
+
+	forward(REFERER);
+}
+
+
+// Set group tool options
+if (isset($CONFIG->group_tool_options)) {
+	foreach ($CONFIG->group_tool_options as $group_option) {
+		$group_option_toggle_name = $group_option->name . "_enable";
+		if ($group_option->default_on) {
+			$group_option_default_value = 'yes';
+		} else {
+			$group_option_default_value = 'no';
+		}
+		$group->$group_option_toggle_name = get_input($group_option_toggle_name, $group_option_default_value);
+	}
+}
+
+// Group membership - should these be treated with same constants as access permissions?
+switch (get_input('membership')) {
+	case ACCESS_PUBLIC:
+		$group->membership = ACCESS_PUBLIC;
+		break;
+	default:
+		$group->membership = ACCESS_PRIVATE;
+}
+
+if ($new_group_flag) {
+	$group->access_id = ACCESS_PUBLIC;
+}
+
+$owner_guid    = (int) get_input('owner_guid');
+$loggedin_guid = elgg_get_logged_in_user_guid();
+$is_admin      = elgg_is_admin_logged_in();
+
+if (!$new_group_flag && $owner_guid && $owner_guid != $group->owner_guid) {
+	if($group->isMember($owner_guid) && ($group->owner_guid == $loggedin_guid || $is_admin)) {
+		$old_owner_guid = $group->owner_guid;
+		$group->owner_guid = $owner_guid;
+		
+		// @todo Remove this when #4683 fixed
+		$owner_changed_flag = true;
+		$old_icontime = $group->icontime; 
+	}
+}
+
+$group->save();
+
+// group saved so clear sticky form
+elgg_clear_sticky_form('groups');
+
+// Invisible group support
+// @todo this requires save to be called to create the acl for the group. This
+// is an odd requirement and should be removed. Either the acl creation happens
+// in the action or the visibility moves to a plugin hook
+if (elgg_get_plugin_setting('hidden_groups', 'groups') == 'yes') {
+	$visibility = (int)get_input('vis', '', false);
+	if ($visibility != ACCESS_PUBLIC && $visibility != ACCESS_LOGGED_IN) {
+		$visibility = $group->group_acl;
+	}
+
+	if ($group->access_id != $visibility) {
+		$group->access_id = $visibility;
+	}
+}
+
+$group->save();
+
+// group creator needs to be member of new group and river entry created
+if ($new_group_flag) {
+	elgg_set_page_owner_guid($group->guid);
+	$group->join($user);
+	add_to_river('river/group/create', 'create', $user->guid, $group->guid, $group->access_id);
+}
+
+// Now see if we have a file icon
+if ((isset($_FILES['icon'])) && (substr_count($_FILES['icon']['type'],'image/'))) {
+
+	$icon_sizes = elgg_get_config('icon_sizes');
+
+	$prefix = "groups/" . $group->guid;
+
+	$filehandler = new ElggFile();
+	$filehandler->owner_guid = $group->owner_guid;
+	$filehandler->setFilename($prefix . ".jpg");
+	$filehandler->open("write");
+	$filehandler->write(get_uploaded_file('icon'));
+	$filehandler->close();
+
+	$thumbtiny = get_resized_image_from_existing_file($filehandler->getFilenameOnFilestore(), $icon_sizes['tiny']['w'], $icon_sizes['tiny']['h'], $icon_sizes['tiny']['square']);
+	$thumbsmall = get_resized_image_from_existing_file($filehandler->getFilenameOnFilestore(), $icon_sizes['small']['w'], $icon_sizes['small']['h'], $icon_sizes['small']['square']);
+	$thumbmedium = get_resized_image_from_existing_file($filehandler->getFilenameOnFilestore(), $icon_sizes['medium']['w'], $icon_sizes['medium']['h'], $icon_sizes['medium']['square']);
+	$thumblarge = get_resized_image_from_existing_file($filehandler->getFilenameOnFilestore(), $icon_sizes['large']['w'], $icon_sizes['large']['h'], $icon_sizes['large']['square']);
+	if ($thumbtiny) {
+
+		$thumb = new ElggFile();
+		$thumb->owner_guid = $group->owner_guid;
+		$thumb->setMimeType('image/jpeg');
+
+		$thumb->setFilename($prefix."tiny.jpg");
+		$thumb->open("write");
+		$thumb->write($thumbtiny);
+		$thumb->close();
+
+		$thumb->setFilename($prefix."small.jpg");
+		$thumb->open("write");
+		$thumb->write($thumbsmall);
+		$thumb->close();
+
+		$thumb->setFilename($prefix."medium.jpg");
+		$thumb->open("write");
+		$thumb->write($thumbmedium);
+		$thumb->close();
+
+		$thumb->setFilename($prefix."large.jpg");
+		$thumb->open("write");
+		$thumb->write($thumblarge);
+		$thumb->close();
+
+		$group->icontime = time();
+	}
+
+	if ($owner_changed_flag && $old_icontime) { // @todo Remove this when #4683 fixed
+		
+		$filehandler = new ElggFile();
+		$filehandler->setFilename('groups');
+
+		$filehandler->owner_guid = $old_owner_guid;
+		$old_path = $filehandler->getFilenameOnFilestore();
+
+		$sizes = array('', 'tiny', 'small', 'medium', 'large');
+
+		foreach($sizes as $size) {
+			unlink("$old_path/{$group_guid}{$size}.jpg");
+		}
+	}
+
+} elseif ($owner_changed_flag && $old_icontime) { // @todo Remove this when #4683 fixed
+
+	$filehandler = new ElggFile();
+	$filehandler->setFilename('groups');
+
+	$filehandler->owner_guid = $old_owner_guid;
+	$old_path = $filehandler->getFilenameOnFilestore();
+
+	$filehandler->owner_guid = $group->owner_guid;
+	$new_path = $filehandler->getFilenameOnFilestore();
+
+	$sizes = array('', 'tiny', 'small', 'medium', 'large');
+
+	foreach ($sizes as $size) {
+		rename("$old_path/{$group_guid}{$size}.jpg", "$new_path/{$group_guid}{$size}.jpg");
+	}
+}
+
+system_message(elgg_echo("groups:saved"));
+
+forward($group->getUrl());