diff options
Diffstat (limited to 'actions/groups')
| -rw-r--r-- | actions/groups/edit.php | 247 |
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()); |