From ecfaed571b2c38f4bcc2b6a0fa39fba15a5126ce Mon Sep 17 00:00:00 2001 From: alecpl <alec@alec.pl> Date: Fri, 11 Nov 2011 10:04:45 -0500 Subject: [PATCH] - Apply fixes fom trunk up to r5414 --- program/include/rcube_ldap.php | 790 ++++++++++++++++++++++++++++++++++++++++---------------- 1 files changed, 563 insertions(+), 227 deletions(-) diff --git a/program/include/rcube_ldap.php b/program/include/rcube_ldap.php index 3af343f..c1bff53 100644 --- a/program/include/rcube_ldap.php +++ b/program/include/rcube_ldap.php @@ -54,7 +54,6 @@ private $base_dn = ''; private $groups_base_dn = ''; private $group_url = null; - private $group_members = array(); private $cache; private $vlv_active = false; @@ -87,6 +86,8 @@ // set default name attribute to cn if (empty($this->prop['groups']['name_attr'])) $this->prop['groups']['name_attr'] = 'cn'; + if (empty($this->prop['groups']['scope'])) + $this->prop['groups']['scope'] = 'sub'; } // fieldmap property is given @@ -135,7 +136,6 @@ // initialize cache $rcmail = rcmail::get_instance(); $this->cache = $rcmail->get_cache('LDAP.' . asciiwords($this->prop['name']), 'db', 600); - $this->cache->expunge(); $this->_connect(); } @@ -165,12 +165,14 @@ foreach ($this->prop['hosts'] as $host) { - $host = idn_to_ascii(rcube_parse_host($host)); - $this->_debug("C: Connect [$host".($this->prop['port'] ? ':'.$this->prop['port'] : '')."]"); + $host = idn_to_ascii(rcube_parse_host($host)); + $hostname = $host.($this->prop['port'] ? ':'.$this->prop['port'] : ''); + + $this->_debug("C: Connect [$hostname]"); if ($lc = @ldap_connect($host, $this->prop['port'])) { - if ($this->prop['use_tls']===true) + if ($this->prop['use_tls'] === true) if (!ldap_start_tls($lc)) continue; @@ -179,90 +181,113 @@ ldap_set_option($lc, LDAP_OPT_PROTOCOL_VERSION, $this->prop['ldap_version']); $this->prop['host'] = $host; $this->conn = $lc; + + if (isset($this->prop['referrals'])) + ldap_set_option($lc, LDAP_OPT_REFERRALS, $this->prop['referrals']); break; } $this->_debug("S: NOT OK"); } - if (is_resource($this->conn)) - { - $this->ready = true; - - $bind_pass = $this->prop['bind_pass']; - $bind_user = $this->prop['bind_user']; - $bind_dn = $this->prop['bind_dn']; - - $this->base_dn = $this->prop['base_dn']; - $this->groups_base_dn = ($this->prop['groups']['base_dn']) ? - $this->prop['groups']['base_dn'] : $this->base_dn; - - // User specific access, generate the proper values to use. - if ($this->prop['user_specific']) { - // No password set, use the session password - if (empty($bind_pass)) { - $bind_pass = $RCMAIL->decrypt($_SESSION['password']); - } - - // Get the pieces needed for variable replacement. - if ($fu = $RCMAIL->user->get_username()) - list($u, $d) = explode('@', $fu); - else - $d = $this->mail_domain; - - $dc = 'dc='.strtr($d, array('.' => ',dc=')); // hierarchal domain string - - $replaces = array('%dc' => $dc, '%d' => $d, '%fu' => $fu, '%u' => $u); - - if ($this->prop['search_base_dn'] && $this->prop['search_filter']) { - // Search for the dn to use to authenticate - $this->prop['search_base_dn'] = strtr($this->prop['search_base_dn'], $replaces); - $this->prop['search_filter'] = strtr($this->prop['search_filter'], $replaces); - - $this->_debug("S: searching with base {$this->prop['search_base_dn']} for {$this->prop['search_filter']}"); - - $res = @ldap_search($this->conn, $this->prop['search_base_dn'], $this->prop['search_filter'], array('uid')); - if ($res && ($entry = ldap_first_entry($this->conn, $res))) { - $bind_dn = ldap_get_dn($this->conn, $entry); - - $this->_debug("S: search returned dn: $bind_dn"); - - if ($bind_dn) { - $dn = ldap_explode_dn($bind_dn, 1); - $replaces['%dn'] = $dn[0]; - } - } - } - // Replace the bind_dn and base_dn variables. - $bind_dn = strtr($bind_dn, $replaces); - $this->base_dn = strtr($this->base_dn, $replaces); - $this->groups_base_dn = strtr($this->groups_base_dn, $replaces); - - if (empty($bind_user)) { - $bind_user = $u; - } - } - - if (!empty($bind_pass)) { - if (!empty($bind_dn)) { - $this->ready = $this->bind($bind_dn, $bind_pass); - } - else if (!empty($this->prop['auth_cid'])) { - $this->ready = $this->sasl_bind($this->prop['auth_cid'], $bind_pass, $bind_user); - } - else { - $this->ready = $this->sasl_bind($bind_user, $bind_pass); - } - } - } - else - raise_error(array('code' => 100, 'type' => 'ldap', - 'file' => __FILE__, 'line' => __LINE__, - 'message' => "Could not connect to any LDAP server, last tried $host:{$this->prop[port]}"), true); - // See if the directory is writeable. if ($this->prop['writable']) { $this->readonly = false; - } // end if + } + + if (!is_resource($this->conn)) { + raise_error(array('code' => 100, 'type' => 'ldap', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Could not connect to any LDAP server, last tried $hostname"), true); + + return false; + } + + $bind_pass = $this->prop['bind_pass']; + $bind_user = $this->prop['bind_user']; + $bind_dn = $this->prop['bind_dn']; + + $this->base_dn = $this->prop['base_dn']; + $this->groups_base_dn = ($this->prop['groups']['base_dn']) ? + $this->prop['groups']['base_dn'] : $this->base_dn; + + // User specific access, generate the proper values to use. + if ($this->prop['user_specific']) { + // No password set, use the session password + if (empty($bind_pass)) { + $bind_pass = $RCMAIL->decrypt($_SESSION['password']); + } + + // Get the pieces needed for variable replacement. + if ($fu = $RCMAIL->user->get_username()) + list($u, $d) = explode('@', $fu); + else + $d = $this->mail_domain; + + $dc = 'dc='.strtr($d, array('.' => ',dc=')); // hierarchal domain string + + $replaces = array('%dn' => '', '%dc' => $dc, '%d' => $d, '%fu' => $fu, '%u' => $u); + + if ($this->prop['search_base_dn'] && $this->prop['search_filter']) { + // Search for the dn to use to authenticate + $this->prop['search_base_dn'] = strtr($this->prop['search_base_dn'], $replaces); + $this->prop['search_filter'] = strtr($this->prop['search_filter'], $replaces); + + $this->_debug("S: searching with base {$this->prop['search_base_dn']} for {$this->prop['search_filter']}"); + + $res = @ldap_search($this->conn, $this->prop['search_base_dn'], $this->prop['search_filter'], array('uid')); + if ($res) { + if (($entry = ldap_first_entry($this->conn, $res)) + && ($bind_dn = ldap_get_dn($this->conn, $entry)) + ) { + $this->_debug("S: search returned dn: $bind_dn"); + $dn = ldap_explode_dn($bind_dn, 1); + $replaces['%dn'] = $dn[0]; + } + } + else { + $this->_debug("S: ".ldap_error($this->conn)); + } + + // DN not found + if (empty($replaces['%dn'])) { + if (!empty($this->prop['search_dn_default'])) + $replaces['%dn'] = $this->prop['search_dn_default']; + else { + raise_error(array( + 'code' => 100, 'type' => 'ldap', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "DN not found using LDAP search."), true); + return false; + } + } + } + + // Replace the bind_dn and base_dn variables. + $bind_dn = strtr($bind_dn, $replaces); + $this->base_dn = strtr($this->base_dn, $replaces); + $this->groups_base_dn = strtr($this->groups_base_dn, $replaces); + + if (empty($bind_user)) { + $bind_user = $u; + } + } + + if (empty($bind_pass)) { + $this->ready = true; + } + else { + if (!empty($bind_dn)) { + $this->ready = $this->bind($bind_dn, $bind_pass); + } + else if (!empty($this->prop['auth_cid'])) { + $this->ready = $this->sasl_bind($this->prop['auth_cid'], $bind_pass, $bind_user); + } + else { + $this->ready = $this->sasl_bind($bind_user, $bind_pass); + } + } + + return $this->ready; } @@ -448,68 +473,215 @@ return $this->result; } - // query URL is given by the selected group - if ($this->group_id && $this->group_url) + // fetch group members recursively + if ($this->group_id && $this->group_data['dn']) + { + $entries = $this->list_group_members($this->group_data['dn']); + + // make list of entries unique and sort it + $seen = array(); + foreach ($entries as $i => $rec) { + if ($seen[$rec['dn']]++) + unset($entries[$i]); + } + usort($entries, array($this, '_entry_sort_cmp')); + + $entries['count'] = count($entries); + $this->result = new rcube_result_set($entries['count'], ($this->list_page-1) * $this->page_size); + } + else + { + // add general filter to query + if (!empty($this->prop['filter']) && empty($this->filter)) + $this->set_search_set($this->prop['filter']); + + // exec LDAP search if no result resource is stored + if ($this->conn && !$this->ldap_result) + $this->_exec_search(); + + // count contacts for this user + $this->result = $this->count(); + + // we have a search result resource + if ($this->ldap_result && $this->result->count > 0) + { + // sorting still on the ldap server + if ($this->sort_col && $this->prop['scope'] !== 'base' && !$this->vlv_active) + ldap_sort($this->conn, $this->ldap_result, $this->sort_col); + + // get all entries from the ldap server + $entries = ldap_get_entries($this->conn, $this->ldap_result); + } + + } // end else + + // start and end of the page + $start_row = $this->vlv_active ? 0 : $this->result->first; + $start_row = $subset < 0 ? $start_row + $this->page_size + $subset : $start_row; + $last_row = $this->result->first + $this->page_size; + $last_row = $subset != 0 ? $start_row + abs($subset) : $last_row; + + // filter entries for this page + for ($i = $start_row; $i < min($entries['count'], $last_row); $i++) + $this->result->add($this->_ldap2result($entries[$i])); + + return $this->result; + } + + /** + * Get all members of the given group + * + * @param string Group DN + * @param array Group entries (if called recursively) + * @return array Accumulated group members + */ + function list_group_members($dn, $count = false, $entries = null) + { + $group_members = array(); + + // fetch group object + if (empty($entries)) { + $result = @ldap_read($this->conn, $dn, '(objectClass=*)', array('dn','objectClass','member','uniqueMember','memberURL')); + if ($result === false) + { + $this->_debug("S: ".ldap_error($this->conn)); + return $group_members; + } + + $entries = @ldap_get_entries($this->conn, $result); + } + + for ($i=0; $i < $entries["count"]; $i++) + { + $entry = $entries[$i]; + + if (empty($entry['objectclass'])) + continue; + + foreach ((array)$entry['objectclass'] as $objectclass) + { + switch (strtolower($objectclass)) { + case "groupofnames": + case "kolabgroupofnames": + $group_members = array_merge($group_members, $this->_list_group_members($dn, $entry, 'member', $count)); + break; + case "groupofuniquenames": + case "kolabgroupofuniquenames": + $group_members = array_merge($group_members, $this->_list_group_members($dn, $entry, 'uniquemember', $count)); + break; + case "groupofurls": + $group_members = array_merge($group_members, $this->_list_group_memberurl($dn, $entry, $count)); + break; + } + } + + if ($this->prop['sizelimit'] && count($group_members) > $this->prop['sizelimit']) + break; + } + + return array_filter($group_members); + } + + /** + * Fetch members of the given group entry from server + * + * @param string Group DN + * @param array Group entry + * @param string Member attribute to use + * @return array Accumulated group members + */ + private function _list_group_members($dn, $entry, $attr, $count) + { + // Use the member attributes to return an array of member ldap objects + // NOTE that the member attribute is supposed to contain a DN + $group_members = array(); + if (empty($entry[$attr])) + return $group_members; + + // read these attributes for all members + $attrib = $count ? array('dn') : array_values($this->fieldmap); + $attrib[] = 'objectClass'; + $attrib[] = 'member'; + $attrib[] = 'uniqueMember'; + $attrib[] = 'memberURL'; + + for ($i=0; $i < $entry[$attr]['count']; $i++) + { + $result = @ldap_read($this->conn, $entry[$attr][$i], '(objectclass=*)', + $attrib, 0, (int)$this->prop['sizelimit'], (int)$this->prop['timelimit']); + + $members = @ldap_get_entries($this->conn, $result); + if ($members == false) + { + $this->_debug("S: ".ldap_error($this->conn)); + $members = array(); + } + + // for nested groups, call recursively + $nested_group_members = $this->list_group_members($entry[$attr][$i], $count, $members); + + unset($members['count']); + $group_members = array_merge($group_members, array_filter($members), $nested_group_members); + } + + return $group_members; + } + + /** + * List members of group class groupOfUrls + * + * @param string Group DN + * @param array Group entry + * @param boolean True if only used for counting + * @return array Accumulated group members + */ + private function _list_group_memberurl($dn, $entry, $count) + { + $group_members = array(); + + for ($i=0; $i < $entry['memberurl']['count']; $i++) { // extract components from url - if (preg_match('!ldap:///([^\?]+)\?\?(\w+)\?(.*)$!', $this->group_url, $m)) + if (!preg_match('!ldap:///([^\?]+)\?\?(\w+)\?(.*)$!', $entry['memberurl'][$i], $m)) + continue; + + // add search filter if any + $filter = $this->filter ? '(&(' . $m[3] . ')(' . $this->filter . '))' : $m[3]; + $func = $m[2] == 'sub' ? 'ldap_search' : ($m[2] == 'base' ? 'ldap_read' : 'ldap_list'); + + $attrib = $count ? array('dn') : array_values($this->fieldmap); + if ($result = @$func($this->conn, $m[1], $filter, + $attrib, 0, (int)$this->prop['sizelimit'], (int)$this->prop['timelimit'])) { - $this->base_dn = $m[1]; - $this->prop['scope'] = $m[2]; - $this->filter = $this->filter ? '(&(' . $m[3] . ')(' . $this->filter . '))' : $m[3]; + $this->_debug("S: ".ldap_count_entries($this->conn, $result)." record(s) for ".$m[1]); + if ($err = ldap_errno($this->conn)) + $this->_debug("S: Error: " .ldap_err2str($err)); + } + else + { + $this->_debug("S: ".ldap_error($this->conn)); + return $group_members; + } + + $entries = @ldap_get_entries($this->conn, $result); + for ($j = 0; $j < $entries['count']; $j++) + { + if ($nested_group_members = $this->list_group_members($entries[$j]['dn'], $count)) + $group_members = array_merge($group_members, $nested_group_members); + else + $group_members[] = $entries[$j]; } } - // add general filter to query - if (!empty($this->prop['filter']) && empty($this->filter)) - $this->set_search_set($this->prop['filter']); + return $group_members; + } - // exec LDAP search if no result resource is stored - if ($this->conn && !$this->ldap_result) - $this->_exec_search(); - - // count contacts for this user - $this->result = $this->count(); - - // we have a search result resource - if ($this->ldap_result && $this->result->count > 0) - { - // sorting still on the ldap server - if ($this->sort_col && $this->prop['scope'] !== 'base' && !$this->vlv_active) - ldap_sort($this->conn, $this->ldap_result, $this->sort_col); - - // start and end of the page - $start_row = $this->vlv_active ? 0 : $this->result->first; - $start_row = $subset < 0 ? $start_row + $this->page_size + $subset : $start_row; - $last_row = $this->result->first + $this->page_size; - $last_row = $subset != 0 ? $start_row + abs($subset) : $last_row; - - // get all entries from the ldap server - $entries = ldap_get_entries($this->conn, $this->ldap_result); - - // filtering for group members - if ($this->groups && $this->group_id && !$this->group_url) - { - $count = 0; - $members = array(); - foreach ($entries as $entry) - { - if ($this->group_members[self::dn_encode($entry['dn'])]) - { - $members[] = $entry; - $count++; - } - } - $entries = $members; - $entries['count'] = $count; - $this->result->count = $count; - } - - // filter entries for this page - for ($i = $start_row; $i < min($entries['count'], $last_row); $i++) - $this->result->add($this->_ldap2result($entries[$i])); - } - return $this->result; + /** + * Callback for sorting entries + */ + function _entry_sort_cmp($a, $b) + { + return strcmp($a[$this->sort_col][0], $b[$this->sort_col][0]); } @@ -518,15 +690,20 @@ * * @param mixed $fields The field name of array of field names to search in * @param mixed $value Search value (or array of values when $fields is array) - * @param boolean $strict True for strict, False for partial (fuzzy) matching + * @param int $mode Matching mode: + * 0 - partial (*abc*), + * 1 - strict (=), + * 2 - prefix (abc*) * @param boolean $select True if results are requested, False if count only * @param boolean $nocount (Not used) * @param array $required List of fields that cannot be empty * * @return array Indexed list of contact records and 'count' value */ - function search($fields, $value, $strict=false, $select=true, $nocount=false, $required=array()) + function search($fields, $value, $mode=0, $select=true, $nocount=false, $required=array()) { + $mode = intval($mode); + // special treatment for ID-based search if ($fields == 'ID' || $fields == $this->primary_key) { @@ -543,9 +720,62 @@ return $result; } + // use VLV pseudo-search for autocompletion + if ($this->prop['vlv_search'] && $this->conn && join(',', (array)$fields) == 'email,name') + { + // add general filter to query + if (!empty($this->prop['filter']) && empty($this->filter)) + $this->set_search_set($this->prop['filter']); + + // set VLV controls with encoded search string + $this->_vlv_set_controls($this->prop, $this->list_page, $this->page_size, $value); + + $function = $this->_scope2func($this->prop['scope']); + $this->ldap_result = @$function($this->conn, $this->base_dn, $this->filter ? $this->filter : '(objectclass=*)', + array_values($this->fieldmap), 0, (int)$this->prop['sizelimit'], (int)$this->prop['timelimit']); + + // get all entries of this page and post-filter those that really match the query + $search = mb_strtolower($value); + $this->result = new rcube_result_set(0); + $entries = ldap_get_entries($this->conn, $this->ldap_result); + + for ($i = 0; $i < $entries['count']; $i++) { + $rec = $this->_ldap2result($entries[$i]); + foreach (array('email', 'name') as $f) { + $val = mb_strtolower($rec[$f]); + switch ($mode) { + case 1: + $got = ($val == $search); + break; + case 2: + $got = ($search == substr($val, 0, strlen($search))); + break; + default: + $got = (strpos($val, $search) !== false); + break; + } + + if ($got) { + $this->result->add($rec); + $this->result->count++; + break; + } + } + } + + return $this->result; + } + // use AND operator for advanced searches $filter = is_array($value) ? '(&' : '(|'; - $wc = !$strict && $this->prop['fuzzy_search'] ? '*' : ''; + // set wildcards + $wp = $ws = ''; + if (!empty($this->prop['fuzzy_search']) && $mode != 1) { + $ws = '*'; + if (!$mode) { + $wp = '*'; + } + } if ($fields == '*') { @@ -559,7 +789,7 @@ if (is_array($this->prop['search_fields'])) { foreach ($this->prop['search_fields'] as $field) { - $filter .= "($field=$wc" . $this->_quote_string($value) . "$wc)"; + $filter .= "($field=$wp" . $this->_quote_string($value) . "$ws)"; } } } @@ -568,7 +798,7 @@ foreach ((array)$fields as $idx => $field) { $val = is_array($value) ? $value[$idx] : $value; if ($f = $this->_map_field($field)) { - $filter .= "($f=$wc" . $this->_quote_string($val) . "$wc)"; + $filter .= "($f=$wp" . $this->_quote_string($val) . "$ws)"; } } } @@ -613,18 +843,21 @@ $count = 0; if ($this->conn && $this->ldap_result) { $count = $this->vlv_active ? $this->vlv_count : ldap_count_entries($this->conn, $this->ldap_result); - } // end if - elseif ($this->conn) { + } + else if ($this->group_id && $this->group_data['dn']) { + $count = count($this->list_group_members($this->group_data['dn'], true)); + } + else if ($this->conn) { // We have a connection but no result set, attempt to get one. if (empty($this->filter)) { // The filter is not set, set it. $this->filter = $this->prop['filter']; - } // end if + } $this->_exec_search(true); if ($this->ldap_result) { $count = ldap_count_entries($this->conn, $this->ldap_result); - } // end if - } // end else + } + } return new rcube_result_set($count, ($this->list_page-1) * $this->page_size); } @@ -966,14 +1199,14 @@ if ($this->ready) { $filter = $this->filter ? $this->filter : '(objectclass=*)'; - $function = $this->prop['scope'] == 'sub' ? 'ldap_search' : ($this->prop['scope'] == 'base' ? 'ldap_read' : 'ldap_list'); + $function = $this->_scope2func($this->prop['scope'], $ns_function); - $this->_debug("C: Search [$filter]"); + $this->_debug("C: Search [$filter][dn: $this->base_dn]"); // when using VLV, we get the total count by... if (!$count && $function != 'ldap_read' && $this->prop['vlv'] && !$this->group_id) { // ...either reading numSubOrdinates attribute - if ($this->prop['numsub_filter'] && ($result_count = @$function($this->conn, $this->base_dn, $this->prop['numsub_filter'], array('numSubOrdinates'), 0, 0, 0))) { + if ($this->prop['numsub_filter'] && ($result_count = @$ns_function($this->conn, $this->base_dn, $this->prop['numsub_filter'], array('numSubOrdinates'), 0, 0, 0))) { $counts = ldap_get_entries($this->conn, $result_count); for ($this->vlv_count = $j = 0; $j < $counts['count']; $j++) $this->vlv_count += $counts[$j]['numsubordinates'][0]; @@ -982,7 +1215,7 @@ else // ...or by fetching all records dn and count them $this->vlv_count = $this->_exec_search(true); - $this->vlv_active = $this->_vlv_set_controls(); + $this->vlv_active = $this->_vlv_set_controls($this->prop, $this->list_page, $this->page_size); } // only fetch dn for count (should keep the payload low) @@ -993,7 +1226,7 @@ $this->_debug("S: ".ldap_count_entries($this->conn, $this->ldap_result)." record(s)"); if ($err = ldap_errno($this->conn)) $this->_debug("S: Error: " .ldap_err2str($err)); - return true; + return $count ? ldap_count_entries($this->conn, $this->ldap_result) : true; } else { @@ -1005,15 +1238,37 @@ } /** + * Choose the right PHP function according to scope property + */ + private function _scope2func($scope, &$ns_function = null) + { + switch ($scope) { + case 'sub': + $function = $ns_function = 'ldap_search'; + break; + case 'base': + $function = $ns_function = 'ldap_read'; + break; + default: + $function = 'ldap_list'; + $ns_function = 'ldap_read'; + break; + } + + return $function; + } + + /** * Set server controls for Virtual List View (paginated listing) */ - private function _vlv_set_controls() + private function _vlv_set_controls($prop, $list_page, $page_size, $search = null) { - $sort_ctrl = array('oid' => "1.2.840.113556.1.4.473", 'value' => $this->_sort_ber_encode((array)$this->prop['sort'])); - $vlv_ctrl = array('oid' => "2.16.840.1.113730.3.4.9", 'value' => $this->_vlv_ber_encode(($offset = ($this->list_page-1) * $this->page_size + 1), $this->page_size), 'iscritical' => true); + $sort_ctrl = array('oid' => "1.2.840.113556.1.4.473", 'value' => $this->_sort_ber_encode((array)$prop['sort'])); + $vlv_ctrl = array('oid' => "2.16.840.1.113730.3.4.9", 'value' => $this->_vlv_ber_encode(($offset = ($list_page-1) * $page_size + 1), $page_size, $search), 'iscritical' => true); - $this->_debug("C: set controls sort=" . join(' ', unpack('H'.(strlen($sort_ctrl['value'])*2), $sort_ctrl['value'])) . " ({$this->sort_col});" - . " vlv=" . join(' ', (unpack('H'.(strlen($vlv_ctrl['value'])*2), $vlv_ctrl['value']))) . " ($offset)"); + $sort = (array)$prop['sort']; + $this->_debug("C: set controls sort=" . join(' ', unpack('H'.(strlen($sort_ctrl['value'])*2), $sort_ctrl['value'])) . " ($sort[0]);" + . " vlv=" . join(' ', (unpack('H'.(strlen($vlv_ctrl['value'])*2), $vlv_ctrl['value']))) . " ($offset/$page_size)"); if (!ldap_set_option($this->conn, LDAP_OPT_SERVER_CONTROLS, array($sort_ctrl, $vlv_ctrl))) { $this->_debug("S: ".ldap_error($this->conn)); @@ -1117,6 +1372,18 @@ /** + * Activate/deactivate debug mode + * + * @param boolean $dbg True if LDAP commands should be logged + * @access public + */ + function set_debug($dbg = true) + { + $this->debug = $dbg; + } + + + /** * Quotes attribute value string * * @param string $str Attribute value @@ -1149,26 +1416,16 @@ { if ($group_id) { - if (!($group_cache = $this->cache->get('groups'))) - $group_cache = $this->list_groups(); + if (($group_cache = $this->cache->get('groups')) === null) + $group_cache = $this->_fetch_groups(); - $cache_members = $group_cache[$group_id]['members']; - - $members = array(); - for ($i=0; $i<$cache_members["count"]; $i++) - { - if (!empty($cache_members[$i])) - $members[self::dn_encode($cache_members[$i])] = 1; - } - $this->group_members = $members; - $this->group_url = $group_cache[$group_id]['member_url']; $this->group_id = $group_id; + $this->group_data = $group_cache[$group_id]; } else { $this->group_id = 0; - $this->group_url = null; - $this->group_members = array(); + $this->group_data = null; } } @@ -1183,13 +1440,49 @@ if (!$this->groups) return array(); + // use cached list for searching + $this->cache->expunge(); + if (!$search || ($group_cache = $this->cache->get('groups')) === null) + $group_cache = $this->_fetch_groups(); + + $groups = array(); + if ($search) { + $search = mb_strtolower($search); + foreach ($group_cache as $group) { + if (strpos(mb_strtolower($group['name']), $search) !== false) + $groups[] = $group; + } + } + else + $groups = $group_cache; + + return array_values($groups); + } + + /** + * Fetch groups from server + */ + private function _fetch_groups($vlv_page = 0) + { $base_dn = $this->groups_base_dn; $filter = $this->prop['groups']['filter']; $name_attr = $this->prop['groups']['name_attr']; + $email_attr = $this->prop['groups']['email_attr'] ? $this->prop['groups']['email_attr'] : 'mail'; + $sort_attrs = $this->prop['groups']['sort'] ? (array)$this->prop['groups']['sort'] : array($name_attr); + $sort_attr = $sort_attrs[0]; $this->_debug("C: Search [$filter][dn: $base_dn]"); - $res = @ldap_search($this->conn, $base_dn, $filter); + // use vlv to list groups + if ($this->prop['groups']['vlv']) { + $page_size = 200; + if (!$this->prop['groups']['sort']) + $this->prop['groups']['sort'] = $sort_attrs; + $vlv_active = $this->_vlv_set_controls($this->prop['groups'], $vlv_page+1, $page_size); + } + + $function = $this->_scope2func($this->prop['groups']['scope'], $ns_function); + $res = @$function($this->conn, $base_dn, $filter, array_unique(array('dn', 'objectClass', $name_attr, $email_attr, $sort_attr))); if ($res === false) { $this->_debug("S: ".ldap_error($this->conn)); @@ -1201,49 +1494,77 @@ $groups = array(); $group_sortnames = array(); - for ($i=0; $i<$ldap_data["count"]; $i++) + $group_count = $ldap_data["count"]; + for ($i=0; $i < $group_count; $i++) { - $group_name = $ldap_data[$i][$name_attr][0]; - if (!$search || strstr(strtolower($group_name), strtolower($search))) - { - $group_id = self::dn_encode($group_name); - $groups[$group_id]['ID'] = $group_id; - $groups[$group_id]['name'] = $group_name; + $group_name = is_array($ldap_data[$i][$name_attr]) ? $ldap_data[$i][$name_attr][0] : $ldap_data[$i][$name_attr]; + $group_id = self::dn_encode($group_name); + $groups[$group_id]['ID'] = $group_id; + $groups[$group_id]['dn'] = $ldap_data[$i]['dn']; + $groups[$group_id]['name'] = $group_name; + $groups[$group_id]['member_attr'] = $this->prop['member_attr']; - // default behavior: check members attribute - if ($this->prop['member_attr']) { - $groups[$group_id]['members'] = $ldap_data[$i][$this->prop['member_attr']]; - $groups[$group_id]['member_attr'] = $this->prop['member_attr']; + // check objectClass attributes of group and act accordingly + for ($j=0; $j < $ldap_data[$i]['objectclass']['count']; $j++) { + switch (strtolower($ldap_data[$i]['objectclass'][$j])) { + case 'groupofnames': + case 'kolabgroupofnames': + $groups[$group_id]['member_attr'] = 'member'; + break; + + case 'groupofuniquenames': + case 'kolabgroupofuniquenames': + $groups[$group_id]['member_attr'] = 'uniqueMember'; + break; } - - // check objectClass attributes of group and act accordingly - for ($j=0; $j < $ldap_data[$i]['objectclass']['count']; $j++) { - switch (strtolower($ldap_data[$i]['objectclass'][$j])) { - case 'groupofnames': - $groups[$group_id]['members'] = $ldap_data[$i]['members']; - $groups[$group_id]['member_attr'] = 'member'; - break; - - case 'groupofuniquenames': - $groups[$group_id]['members'] = $ldap_data[$i]['uniqueMember']; - $groups[$group_id]['member_attr'] = 'uniqueMember'; - break; - - case 'groupofurls': - $groups[$group_id]['member_url'] = $ldap_data[$i]['memberurl'][0]; - break; - } - } - - $group_sortnames[] = strtolower($group_name); } + + // list email attributes of a group + for ($j=0; $ldap_data[$i][$email_attr] && $j < $ldap_data[$i][$email_attr]['count']; $j++) { + if (strpos($ldap_data[$i][$email_attr][$j], '@') > 0) + $groups[$group_id]['email'][] = $ldap_data[$i][$email_attr][$j]; + } + + $group_sortnames[] = mb_strtolower($ldap_data[$i][$sort_attr][0]); } - array_multisort($group_sortnames, SORT_ASC, SORT_STRING, $groups); + + // recursive call can exit here + if ($vlv_page > 0) + return $groups; + + // call recursively until we have fetched all groups + while ($vlv_active && $group_count == $page_size) + { + $next_page = $this->_fetch_groups(++$vlv_page); + $groups = array_merge($groups, $next_page); + $group_count = count($next_page); + } + + // when using VLV the list of groups is already sorted + if (!$this->prop['groups']['vlv']) + array_multisort($group_sortnames, SORT_ASC, SORT_STRING, $groups); // cache this $this->cache->set('groups', $groups); return $groups; + } + + /** + * Get group properties such as name and email address(es) + * + * @param string Group identifier + * @return array Group properties as hash array + */ + function get_group($group_id) + { + if (($group_cache = $this->cache->get('groups')) === null) + $group_cache = $this->_fetch_groups(); + + $group_data = $group_cache[$group_id]; + unset($group_data['dn'], $group_data['member_attr']); + + return $group_data; } /** @@ -1288,8 +1609,8 @@ */ function delete_group($group_id) { - if (!($group_cache = $this->cache->get('groups'))) - $group_cache = $this->list_groups(); + if (($group_cache = $this->cache->get('groups')) === null) + $group_cache = $this->_fetch_groups(); $base_dn = $this->groups_base_dn; $group_name = $group_cache[$group_id]['name']; @@ -1321,8 +1642,8 @@ */ function rename_group($group_id, $new_name, &$new_gid) { - if (!($group_cache = $this->cache->get('groups'))) - $group_cache = $this->list_groups(); + if (($group_cache = $this->cache->get('groups')) === null) + $group_cache = $this->_fetch_groups(); $base_dn = $this->groups_base_dn; $group_name = $group_cache[$group_id]['name']; @@ -1355,8 +1676,8 @@ */ function add_to_group($group_id, $contact_ids) { - if (!($group_cache = $this->cache->get('groups'))) - $group_cache = $this->list_groups(); + if (($group_cache = $this->cache->get('groups')) === null) + $group_cache = $this->_fetch_groups(); $base_dn = $this->groups_base_dn; $group_name = $group_cache[$group_id]['name']; @@ -1392,8 +1713,8 @@ */ function remove_from_group($group_id, $contact_ids) { - if (!($group_cache = $this->cache->get('groups'))) - $group_cache = $this->list_groups(); + if (($group_cache = $this->cache->get('groups')) === null) + $group_cache = $this->_fetch_groups(); $base_dn = $this->groups_base_dn; $group_name = $group_cache[$group_id]['name']; @@ -1471,17 +1792,23 @@ * @param integer Records per page * @return string BER encoded option value */ - private function _vlv_ber_encode($offset, $rpp) + private function _vlv_ber_encode($offset, $rpp, $search = '') { # this string is ber-encoded, php will prefix this value with: # 04 (octet string) and 10 (length of 16 bytes) # the code behind this string is broken down as follows: # 30 = ber sequence with a length of 0e (14) bytes following - # 20 = type integer (in two's complement form) with 2 bytes following (beforeCount): 01 00 (ie 0) - # 20 = type integer (in two's complement form) with 2 bytes following (afterCount): 01 18 (ie 25-1=24) + # 02 = type integer (in two's complement form) with 2 bytes following (beforeCount): 01 00 (ie 0) + # 02 = type integer (in two's complement form) with 2 bytes following (afterCount): 01 18 (ie 25-1=24) # a0 = type context-specific/constructed with a length of 06 (6) bytes following - # 20 = type integer with 2 bytes following (offset): 01 01 (ie 1) - # 20 = type integer with 2 bytes following (contentCount): 01 00 + # 02 = type integer with 2 bytes following (offset): 01 01 (ie 1) + # 02 = type integer with 2 bytes following (contentCount): 01 00 + + # whith a search string present: + # 81 = type context-specific/constructed with a length of 04 (4) bytes following (the length will change here) + # 81 indicates a user string is present where as a a0 indicates just a offset search + # 81 = type context-specific/constructed with a length of 06 (6) bytes following + # the following info was taken from the ISO/IEC 8825-1:2003 x.690 standard re: the # encoding of integer values (note: these values are in # two-complement form so since offset will never be negative bit 8 of the @@ -1491,20 +1818,29 @@ # of the second (to the left of first octet) octet: # a) shall not all be ones; and # b) shall not all be zero + + if ($search) + { + $search = preg_replace('/[^-[:alpha:] ,.()0-9]+/', '', $search); + $ber_val = self::_string2hex($search); + $str = self::_ber_addseq($ber_val, '81'); + } + else + { + # construct the string from right to left + $str = "020100"; # contentCount - # construct the string from right to left - $str = "020100"; # contentCount + $ber_val = self::_ber_encode_int($offset); // returns encoded integer value in hex format - $ber_val = self::_ber_encode_int($offset); // returns encoded integer value in hex format + // calculate octet length of $ber_val + $str = self::_ber_addseq($ber_val, '02') . $str; - // calculate octet length of $ber_val - $str = self::_ber_addseq($ber_val, '02') . $str; - - // now compute length over $str - $str = self::_ber_addseq($str, 'a0'); - + // now compute length over $str + $str = self::_ber_addseq($str, 'a0'); + } + // now tack on records per page - $str = sprintf("0201000201%02x", min(255, $rpp)-1) . $str; + $str = "020100" . self::_ber_addseq(self::_ber_encode_int($rpp-1), '02') . $str; // now tack on sequence identifier and length $str = self::_ber_addseq($str, '30'); -- Gitblit v1.9.1