gnu-social/classes/User_group.php
Evan Prodromou bd68154772 Make user_group able to handle remote groups
We add a local_group table to store data about local groups. It has
the unique key for nickname, so /group/<nickname> looks up here.

Updated DB data object classes and data files.
2010-02-24 23:28:41 -05:00

464 lines
13 KiB
PHP

<?php
/**
* Table Definition for user_group
*/
class User_group extends Memcached_DataObject
{
###START_AUTOCODE
/* the code below is auto generated do not remove the above tag */
public $__table = 'user_group'; // table name
public $id; // int(4) primary_key not_null
public $nickname; // varchar(64)
public $fullname; // varchar(255)
public $homepage; // varchar(255)
public $description; // text
public $location; // varchar(255)
public $original_logo; // varchar(255)
public $homepage_logo; // varchar(255)
public $stream_logo; // varchar(255)
public $mini_logo; // varchar(255)
public $design_id; // int(4)
public $created; // datetime not_null default_0000-00-00%2000%3A00%3A00
public $modified; // timestamp not_null default_CURRENT_TIMESTAMP
public $uri; // varchar(255) unique_key
/* Static get */
function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('User_group',$k,$v); }
/* the code above is auto generated do not remove the tag below */
###END_AUTOCODE
function defaultLogo($size)
{
static $sizenames = array(AVATAR_PROFILE_SIZE => 'profile',
AVATAR_STREAM_SIZE => 'stream',
AVATAR_MINI_SIZE => 'mini');
return Theme::path('default-avatar-'.$sizenames[$size].'.png');
}
function homeUrl()
{
$url = null;
if (Event::handle('StartUserGroupHomeUrl', array($this, &$url))) {
$url = common_local_url('showgroup',
array('nickname' => $this->nickname));
}
Event::handle('EndUserGroupHomeUrl', array($this, &$url));
return $url;
}
function permalink()
{
$url = null;
if (Event::handle('StartUserGroupPermalink', array($this, &$url))) {
$url = common_local_url('groupbyid',
array('id' => $this->id));
}
Event::handle('EndUserGroupPermalink', array($this, &$url));
return $url;
}
function getNotices($offset, $limit, $since_id=null, $max_id=null)
{
$ids = Notice::stream(array($this, '_streamDirect'),
array(),
'user_group:notice_ids:' . $this->id,
$offset, $limit, $since_id, $max_id);
return Notice::getStreamByIds($ids);
}
function _streamDirect($offset, $limit, $since_id, $max_id, $since)
{
$inbox = new Group_inbox();
$inbox->group_id = $this->id;
$inbox->selectAdd();
$inbox->selectAdd('notice_id');
if ($since_id != 0) {
$inbox->whereAdd('notice_id > ' . $since_id);
}
if ($max_id != 0) {
$inbox->whereAdd('notice_id <= ' . $max_id);
}
if (!is_null($since)) {
$inbox->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\'');
}
$inbox->orderBy('notice_id DESC');
if (!is_null($offset)) {
$inbox->limit($offset, $limit);
}
$ids = array();
if ($inbox->find()) {
while ($inbox->fetch()) {
$ids[] = $inbox->notice_id;
}
}
return $ids;
}
function allowedNickname($nickname)
{
static $blacklist = array('new');
return !in_array($nickname, $blacklist);
}
function getMembers($offset=0, $limit=null)
{
$qry =
'SELECT profile.* ' .
'FROM profile JOIN group_member '.
'ON profile.id = group_member.profile_id ' .
'WHERE group_member.group_id = %d ' .
'ORDER BY group_member.created DESC ';
if ($limit != null) {
if (common_config('db','type') == 'pgsql') {
$qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
} else {
$qry .= ' LIMIT ' . $offset . ', ' . $limit;
}
}
$members = new Profile();
$members->query(sprintf($qry, $this->id));
return $members;
}
function getAdmins($offset=0, $limit=null)
{
$qry =
'SELECT profile.* ' .
'FROM profile JOIN group_member '.
'ON profile.id = group_member.profile_id ' .
'WHERE group_member.group_id = %d ' .
'AND group_member.is_admin = 1 ' .
'ORDER BY group_member.modified ASC ';
if ($limit != null) {
if (common_config('db','type') == 'pgsql') {
$qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
} else {
$qry .= ' LIMIT ' . $offset . ', ' . $limit;
}
}
$admins = new Profile();
$admins->query(sprintf($qry, $this->id));
return $admins;
}
function getBlocked($offset=0, $limit=null)
{
$qry =
'SELECT profile.* ' .
'FROM profile JOIN group_block '.
'ON profile.id = group_block.blocked ' .
'WHERE group_block.group_id = %d ' .
'ORDER BY group_block.modified DESC ';
if ($limit != null) {
if (common_config('db','type') == 'pgsql') {
$qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
} else {
$qry .= ' LIMIT ' . $offset . ', ' . $limit;
}
}
$blocked = new Profile();
$blocked->query(sprintf($qry, $this->id));
return $blocked;
}
function setOriginal($filename)
{
$imagefile = new ImageFile($this->id, Avatar::path($filename));
$orig = clone($this);
$this->original_logo = Avatar::url($filename);
$this->homepage_logo = Avatar::url($imagefile->resize(AVATAR_PROFILE_SIZE));
$this->stream_logo = Avatar::url($imagefile->resize(AVATAR_STREAM_SIZE));
$this->mini_logo = Avatar::url($imagefile->resize(AVATAR_MINI_SIZE));
common_debug(common_log_objstring($this));
return $this->update($orig);
}
function getBestName()
{
return ($this->fullname) ? $this->fullname : $this->nickname;
}
function getAliases()
{
$aliases = array();
// XXX: cache this
$alias = new Group_alias();
$alias->group_id = $this->id;
if ($alias->find()) {
while ($alias->fetch()) {
$aliases[] = $alias->alias;
}
}
$alias->free();
return $aliases;
}
function setAliases($newaliases) {
$newaliases = array_unique($newaliases);
$oldaliases = $this->getAliases();
# Delete stuff that's old that not in new
$to_delete = array_diff($oldaliases, $newaliases);
# Insert stuff that's in new and not in old
$to_insert = array_diff($newaliases, $oldaliases);
$alias = new Group_alias();
$alias->group_id = $this->id;
foreach ($to_delete as $delalias) {
$alias->alias = $delalias;
$result = $alias->delete();
if (!$result) {
common_log_db_error($alias, 'DELETE', __FILE__);
return false;
}
}
foreach ($to_insert as $insalias) {
$alias->alias = $insalias;
$result = $alias->insert();
if (!$result) {
common_log_db_error($alias, 'INSERT', __FILE__);
return false;
}
}
return true;
}
static function getForNickname($nickname)
{
$nickname = common_canonical_nickname($nickname);
$group = User_group::staticGet('nickname', $nickname);
if (!empty($group)) {
return $group;
}
$alias = Group_alias::staticGet('alias', $nickname);
if (!empty($alias)) {
return User_group::staticGet('id', $alias->group_id);
}
return null;
}
function getDesign()
{
return Design::staticGet('id', $this->design_id);
}
function getUserMembers()
{
// XXX: cache this
$user = new User();
if(common_config('db','quote_identifiers'))
$user_table = '"user"';
else $user_table = 'user';
$qry =
'SELECT id ' .
'FROM '. $user_table .' JOIN group_member '.
'ON '. $user_table .'.id = group_member.profile_id ' .
'WHERE group_member.group_id = %d ';
$user->query(sprintf($qry, $this->id));
$ids = array();
while ($user->fetch()) {
$ids[] = $user->id;
}
$user->free();
return $ids;
}
static function maxDescription()
{
$desclimit = common_config('group', 'desclimit');
// null => use global limit (distinct from 0!)
if (is_null($desclimit)) {
$desclimit = common_config('site', 'textlimit');
}
return $desclimit;
}
static function descriptionTooLong($desc)
{
$desclimit = self::maxDescription();
return ($desclimit > 0 && !empty($desc) && (mb_strlen($desc) > $desclimit));
}
function asAtomEntry($namespace=false, $source=false)
{
$xs = new XMLStringer(true);
if ($namespace) {
$attrs = array('xmlns' => 'http://www.w3.org/2005/Atom',
'xmlns:thr' => 'http://purl.org/syndication/thread/1.0');
} else {
$attrs = array();
}
$xs->elementStart('entry', $attrs);
if ($source) {
$xs->elementStart('source');
$xs->element('title', null, $profile->nickname . " - " . common_config('site', 'name'));
$xs->element('link', array('href' => $this->permalink()));
}
if ($source) {
$xs->elementEnd('source');
}
$xs->element('title', null, $this->nickname);
$xs->element('summary', null, $this->description);
$xs->element('link', array('rel' => 'alternate',
'href' => $this->permalink()));
$xs->element('id', null, $this->permalink());
$xs->element('published', null, common_date_w3dtf($this->created));
$xs->element('updated', null, common_date_w3dtf($this->modified));
$xs->element('content', array('type' => 'html'), $this->description);
$xs->elementEnd('entry');
return $xs->getString();
}
function asAtomAuthor()
{
$xs = new XMLStringer(true);
$xs->elementStart('author');
$xs->element('name', null, $this->nickname);
$xs->element('uri', null, $this->permalink());
$xs->elementEnd('author');
return $xs->getString();
}
function asActivitySubject()
{
$xs = new XMLStringer(true);
$xs->elementStart('activity:subject');
$xs->element('activity:object', null, 'http://activitystrea.ms/schema/1.0/group');
$xs->element('id', null, $this->permalink());
$xs->element('title', null, $this->getBestName());
$xs->element(
'link', array(
'rel' => 'avatar',
'href' => empty($this->homepage_logo)
? User_group::defaultLogo(AVATAR_PROFILE_SIZE)
: $this->homepage_logo
)
);
$xs->elementEnd('activity:subject');
return $xs->getString();
}
static function register($fields) {
// MAGICALLY put fields into current scope
extract($fields);
$group = new User_group();
$group->query('BEGIN');
$group->nickname = $nickname;
$group->fullname = $fullname;
$group->homepage = $homepage;
$group->description = $description;
$group->location = $location;
$group->created = common_sql_now();
$result = $group->insert();
if (!$result) {
common_log_db_error($group, 'INSERT', __FILE__);
$this->serverError(
_('Could not create group.'),
500,
$this->format
);
return;
}
$result = $group->setAliases($aliases);
if (!$result) {
$this->serverError(
_('Could not create aliases.'),
500,
$this->format
);
return;
}
$member = new Group_member();
$member->group_id = $group->id;
$member->profile_id = $userid;
$member->is_admin = 1;
$member->created = $group->created;
$result = $member->insert();
if (!$result) {
common_log_db_error($member, 'INSERT', __FILE__);
$this->serverError(
_('Could not set group membership.'),
500,
$this->format
);
return;
}
$group->query('COMMIT');
return $group;
}
}