321 lines
7.6 KiB
PHP
321 lines
7.6 KiB
PHP
<?php
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function group_add($uid,$name) {
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$ret = false;
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if(x($uid) && x($name)) {
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$r = group_byname($uid,$name); // check for dups
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if($r !== false) {
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// This could be a problem.
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// Let's assume we've just created a group which we once deleted
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// all the old members are gone, but the group remains so we don't break any security
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// access lists. What we're doing here is reviving the dead group, but old content which
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// was restricted to this group may now be seen by the new group members.
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$z = q("SELECT * FROM `group` WHERE `id` = %d LIMIT 1",
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intval($r)
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);
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if(count($z) && $z[0]['deleted']) {
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$r = q("UPDATE `group` SET `deleted` = 0 WHERE `uid` = %d AND `name` = '%s' LIMIT 1",
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intval($uid),
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dbesc($name)
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);
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notice( t('A deleted group with this name was revived. Existing item permissions <strong>may</strong> apply to this group and any future members. If this is not what you intended, please create another group with a different name.') . EOL);
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}
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return true;
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}
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$r = q("INSERT INTO `group` ( `uid`, `name` )
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VALUES( %d, '%s' ) ",
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intval($uid),
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dbesc($name)
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);
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$ret = $r;
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}
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return $ret;
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}
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function group_rmv($uid,$name) {
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$ret = false;
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if(x($uid) && x($name)) {
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$r = q("SELECT id FROM `group` WHERE `uid` = %d AND `name` = '%s' LIMIT 1",
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intval($uid),
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dbesc($name)
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);
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if(count($r))
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$group_id = $r[0]['id'];
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if(! $group_id)
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return false;
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// remove group from default posting lists
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$r = q("SELECT def_gid, allow_gid, deny_gid FROM user WHERE uid = %d LIMIT 1",
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intval($uid)
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);
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if($r) {
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$user_info = $r[0];
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$change = false;
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if($user_info['def_gid'] == $group_id) {
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$user_info['def_gid'] = 0;
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$change = true;
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}
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if(strpos($user_info['allow_gid'], '<' . $group_id . '>') !== false) {
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$user_info['allow_gid'] = str_replace('<' . $group_id . '>', '', $user_info['allow_gid']);
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$change = true;
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}
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if(strpos($user_info['deny_gid'], '<' . $group_id . '>') !== false) {
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$user_info['deny_gid'] = str_replace('<' . $group_id . '>', '', $user_info['deny_gid']);
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$change = true;
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}
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if($change) {
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q("UPDATE user SET def_gid = %d, allow_gid = '%s', deny_gid = '%s' WHERE uid = %d",
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intval($user_info['def_gid']),
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dbesc($user_info['allow_gid']),
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dbesc($user_info['deny_gid']),
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intval($uid)
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);
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}
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}
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// remove all members
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$r = q("DELETE FROM `group_member` WHERE `uid` = %d AND `gid` = %d ",
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intval($uid),
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intval($group_id)
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);
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// remove group
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$r = q("UPDATE `group` SET `deleted` = 1 WHERE `uid` = %d AND `name` = '%s' LIMIT 1",
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intval($uid),
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dbesc($name)
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);
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$ret = $r;
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}
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return $ret;
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}
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function group_byname($uid,$name) {
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if((! $uid) || (! strlen($name)))
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return false;
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$r = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' LIMIT 1",
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intval($uid),
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dbesc($name)
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);
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if(count($r))
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return $r[0]['id'];
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return false;
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}
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function group_rmv_member($uid,$name,$member) {
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$gid = group_byname($uid,$name);
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if(! $gid)
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return false;
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if(! ( $uid && $gid && $member))
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return false;
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$r = q("DELETE FROM `group_member` WHERE `uid` = %d AND `gid` = %d AND `contact-id` = %d LIMIT 1 ",
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intval($uid),
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intval($gid),
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intval($member)
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);
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return $r;
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}
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function group_add_member($uid,$name,$member,$gid = 0) {
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if(! $gid)
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$gid = group_byname($uid,$name);
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if((! $gid) || (! $uid) || (! $member))
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return false;
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$r = q("SELECT * FROM `group_member` WHERE `uid` = %d AND `gid` = %d AND `contact-id` = %d LIMIT 1",
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intval($uid),
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intval($gid),
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intval($member)
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);
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if(count($r))
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return true; // You might question this, but
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// we indicate success because the group member was in fact created
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// -- It was just created at another time
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if(! count($r))
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$r = q("INSERT INTO `group_member` (`uid`, `gid`, `contact-id`)
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VALUES( %d, %d, %d ) ",
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intval($uid),
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intval($gid),
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intval($member)
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);
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return $r;
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}
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function group_get_members($gid) {
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$ret = array();
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if(intval($gid)) {
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$r = q("SELECT `group_member`.`contact-id`, `contact`.* FROM `group_member`
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LEFT JOIN `contact` ON `contact`.`id` = `group_member`.`contact-id`
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WHERE `gid` = %d AND `group_member`.`uid` = %d ORDER BY `contact`.`name` ASC ",
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intval($gid),
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intval(local_user())
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);
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if(count($r))
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$ret = $r;
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}
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return $ret;
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}
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function group_public_members($gid) {
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$ret = 0;
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if(intval($gid)) {
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$r = q("SELECT `contact`.`id` AS `contact-id` FROM `group_member`
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LEFT JOIN `contact` ON `contact`.`id` = `group_member`.`contact-id`
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WHERE `gid` = %d AND `group_member`.`uid` = %d
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AND `contact`.`network` = '%s' AND `contact`.`notify` != '' ",
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intval($gid),
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intval(local_user()),
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dbesc(NETWORK_OSTATUS)
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);
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if(count($r))
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$ret = count($r);
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}
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return $ret;
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}
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function mini_group_select($uid,$gid = 0) {
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$grps = array();
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$o = '';
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$r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d ORDER BY `name` ASC",
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intval($uid)
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);
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$grps[] = array('name' => '', 'id' => '0', 'selected' => '');
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if(count($r)) {
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foreach($r as $rr) {
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$grps[] = array('name' => $rr['name'], 'id' => $rr['id'], 'selected' => (($gid == $rr['id']) ? 'true' : ''));
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}
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}
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logger('groups: ' . print_r($grps,true));
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$o = replace_macros(get_markup_template('group_selection.tpl'), array(
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'$label' => t('Default privacy group for new contacts'),
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'$groups' => $grps
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));
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return $o;
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}
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function group_side($every="contacts",$each="group",$edit = false, $group_id = 0, $cid = 0) {
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$o = '';
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if(! local_user())
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return '';
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$groups = array();
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$groups[] = array(
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'text' => t('Everybody'),
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'id' => 0,
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'selected' => (($group_id == 0) ? 'group-selected' : ''),
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'href' => $every,
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);
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$r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d ORDER BY `name` ASC",
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intval($_SESSION['uid'])
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);
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$member_of = array();
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if($cid) {
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$member_of = groups_containing(local_user(),$cid);
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}
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if(count($r)) {
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foreach($r as $rr) {
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$selected = (($group_id == $rr['id']) ? ' group-selected' : '');
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if ($edit) {
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$groupedit = array(
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'href' => "group/".$rr['id'],
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'title' => t('edit'),
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);
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} else {
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$groupedit = null;
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}
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$groups[] = array(
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'id' => $rr['id'],
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'cid' => $cid,
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'text' => $rr['name'],
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'selected' => $selected,
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'href' => $each."/".$rr['id'],
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'edit' => $groupedit,
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'ismember' => in_array($rr['id'],$member_of),
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);
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}
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}
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$tpl = get_markup_template("group_side.tpl");
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$o = replace_macros($tpl, array(
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'$title' => t('Groups'),
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'$edittext' => t('Edit group'),
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'$createtext' => t('Create a new group'),
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'$ungrouped' => (($every === 'contacts') ? t('Contacts not in any group') : ''),
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'$groups' => $groups,
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'$add' => t('add'),
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));
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return $o;
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}
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function expand_groups($a) {
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if(! (is_array($a) && count($a)))
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return array();
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$groups = implode(',', $a);
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$groups = dbesc($groups);
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$r = q("SELECT `contact-id` FROM `group_member` WHERE `gid` IN ( $groups )");
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$ret = array();
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if(count($r))
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foreach($r as $rr)
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$ret[] = $rr['contact-id'];
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return $ret;
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}
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function member_of($c) {
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$r = q("SELECT `group`.`name`, `group`.`id` FROM `group` LEFT JOIN `group_member` ON `group_member`.`gid` = `group`.`id` WHERE `group_member`.`contact-id` = %d AND `group`.`deleted` = 0 ORDER BY `group`.`name` ASC ",
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intval($c)
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);
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return $r;
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}
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function groups_containing($uid,$c) {
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$r = q("SELECT `gid` FROM `group_member` WHERE `uid` = %d AND `group_member`.`contact-id` = %d ",
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intval($uid),
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intval($c)
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);
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$ret = array();
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if(count($r)) {
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foreach($r as $rr)
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$ret[] = $rr['gid'];
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}
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return $ret;
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}
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