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131 lines
2.8 KiB
PHP
131 lines
2.8 KiB
PHP
<?php
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class AccessList {
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private $allow_cid;
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private $allow_gid;
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private $deny_cid;
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private $deny_gid;
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/* indicates if we are using the default constructor values or values that have been set explicitly. */
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private $explicit;
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function __construct($channel) {
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if($channel) {
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$this->allow_cid = $channel['channel_allow_cid'];
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$this->allow_gid = $channel['channel_allow_gid'];
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$this->deny_cid = $channel['channel_deny_cid'];
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$this->deny_gid = $channel['channel_deny_gid'];
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}
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else {
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$this->allow_cid = '';
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$this->allow_gid = '';
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$this->deny_cid = '';
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$this->deny_gid = '';
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}
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$this->explicit = false;
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}
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function get_explicit() {
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return $this->explicit;
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}
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function set($arr,$explicit = true) {
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$this->allow_cid = $arr['allow_cid'];
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$this->allow_gid = $arr['allow_gid'];
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$this->deny_cid = $arr['deny_cid'];
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$this->deny_gid = $arr['deny_gid'];
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$this->explicit = $explicit;
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}
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function get() {
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return array(
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'allow_cid' => $this->allow_cid,
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'allow_gid' => $this->allow_gid,
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'deny_cid' => $this->deny_cid,
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'deny_gid' => $this->deny_gid,
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);
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}
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function set_from_array($arr,$explicit = true) {
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$this->allow_cid = perms2str((is_array($arr['contact_allow']))
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? $arr['contact_allow'] : explode(',',$arr['contact_allow']));
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$this->allow_gid = perms2str((is_array($arr['group_allow']))
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? $arr['group_allow'] : explode(',',$arr['group_allow']));
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$this->deny_cid = perms2str((is_array($arr['contact_deny']))
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? $arr['contact_deny'] : explode(',',$arr['contact_deny']));
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$this->deny_gid = perms2str((is_array($arr['group_deny']))
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? $arr['group_deny'] : explode(',',$arr['group_deny']));
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$this->explicit = $explicit;
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}
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function is_private() {
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return (($this->allow_cid || $this->allow_gid || $this->deny_cid || $this->deny_gid) ? true : false);
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}
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}
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/**
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* @brief Used to wrap ACL elements in angle brackets for storage.
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*
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* @param[in,out] array &$item
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*/
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function sanitise_acl(&$item) {
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if (strlen($item))
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$item = '<' . notags(trim($item)) . '>';
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else
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unset($item);
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}
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/**
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* @brief Convert an ACL array to a storable string.
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*
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* @param array $p
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* @return array
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*/
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function perms2str($p) {
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$ret = '';
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if (is_array($p))
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$tmp = $p;
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else
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$tmp = explode(',', $p);
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if (is_array($tmp)) {
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array_walk($tmp, 'sanitise_acl');
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$ret = implode('', $tmp);
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}
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return $ret;
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}
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/**
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* @brief Turn user/group ACLs stored as angle bracketed text into arrays.
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*
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* turn string array of angle-bracketed elements into string array
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* e.g. "<123xyz><246qyo><sxo33e>" => array(123xyz,246qyo,sxo33e);
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*
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* @param string $s
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* @return array
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*/
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function expand_acl($s) {
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$ret = array();
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if(strlen($s)) {
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$t = str_replace('<','',$s);
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$a = explode('>',$t);
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foreach($a as $aa) {
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if($aa)
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$ret[] = $aa;
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}
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}
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return $ret;
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}
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