summaryrefslogtreecommitdiff
path: root/inc/auth/pgsql.class.php
diff options
context:
space:
mode:
Diffstat (limited to 'inc/auth/pgsql.class.php')
-rw-r--r--inc/auth/pgsql.class.php419
1 files changed, 0 insertions, 419 deletions
diff --git a/inc/auth/pgsql.class.php b/inc/auth/pgsql.class.php
deleted file mode 100644
index b422b100d..000000000
--- a/inc/auth/pgsql.class.php
+++ /dev/null
@@ -1,419 +0,0 @@
-<?php
-/**
- * PgSQL authentication backend
- *
- * This class inherits much functionality from the MySQL class
- * and just reimplements the Postgres specific parts.
- *
- * @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
- * @author Andreas Gohr <andi@splitbrain.org>
- * @author Chris Smith <chris@jalakai.co.uk>
- * @author Matthias Grimm <matthias.grimmm@sourceforge.net>
- */
-
-require_once(DOKU_INC.'inc/auth/mysql.class.php');
-
-class auth_pgsql extends auth_mysql {
-
- /**
- * Constructor
- *
- * checks if the pgsql interface is available, otherwise it will
- * set the variable $success of the basis class to false
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- * @author Andreas Gohr <andi@splitbrain.org>
- */
- function __construct() {
- global $conf;
- $this->cnf = $conf['auth']['pgsql'];
- if(!$this->cnf['port']){
- $this->cnf['port'] = 5432;
- }
-
- if (method_exists($this, 'auth_basic')){
- parent::auth_basic();
- }
-
- if(!function_exists('pg_connect')) {
- if ($this->cnf['debug'])
- msg("PgSQL err: PHP Postgres extension not found.",-1);
- $this->success = false;
- return;
- }
-
- $this->defaultgroup = $conf['defaultgroup'];
-
- // set capabilities based upon config strings set
- if (empty($this->cnf['user']) ||
- empty($this->cnf['password']) || empty($this->cnf['database'])){
- if ($this->cnf['debug']){
- msg("PgSQL err: insufficient configuration.",-1,__LINE__,__FILE__);
- }
- $this->success = false;
- return;
- }
-
- $this->cando['addUser'] = $this->_chkcnf(array(
- 'getUserInfo',
- 'getGroups',
- 'addUser',
- 'getUserID',
- 'getGroupID',
- 'addGroup',
- 'addUserGroup'));
- $this->cando['delUser'] = $this->_chkcnf(array(
- 'getUserID',
- 'delUser',
- 'delUserRefs'));
- $this->cando['modLogin'] = $this->_chkcnf(array(
- 'getUserID',
- 'updateUser',
- 'UpdateTarget'));
- $this->cando['modPass'] = $this->cando['modLogin'];
- $this->cando['modName'] = $this->cando['modLogin'];
- $this->cando['modMail'] = $this->cando['modLogin'];
- $this->cando['modGroups'] = $this->_chkcnf(array(
- 'getUserID',
- 'getGroups',
- 'getGroupID',
- 'addGroup',
- 'addUserGroup',
- 'delGroup',
- 'getGroupID',
- 'delUserGroup'));
- /* getGroups is not yet supported
- $this->cando['getGroups'] = $this->_chkcnf(array('getGroups',
- 'getGroupID')); */
- $this->cando['getUsers'] = $this->_chkcnf(array(
- 'getUsers',
- 'getUserInfo',
- 'getGroups'));
- $this->cando['getUserCount'] = $this->_chkcnf(array('getUsers'));
- }
-
- /**
- * Check if the given config strings are set
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- * @return bool
- */
- function _chkcnf($keys, $wop=false){
- foreach ($keys as $key){
- if (empty($this->cnf[$key])) return false;
- }
- return true;
- }
-
- // @inherit function checkPass($user,$pass)
- // @inherit function getUserData($user)
- // @inherit function createUser($user,$pwd,$name,$mail,$grps=null)
- // @inherit function modifyUser($user, $changes)
- // @inherit function deleteUsers($users)
-
-
- /**
- * [public function]
- *
- * Counts users which meet certain $filter criteria.
- *
- * @param array $filter filter criteria in item/pattern pairs
- * @return count of found users.
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- */
- function getUserCount($filter=array()) {
- $rc = 0;
-
- if($this->_openDB()) {
- $sql = $this->_createSQLFilter($this->cnf['getUsers'], $filter);
-
- // no equivalent of SQL_CALC_FOUND_ROWS in pgsql?
- if (($result = $this->_queryDB($sql))){
- $rc = count($result);
- }
- $this->_closeDB();
- }
- return $rc;
- }
-
- /**
- * Bulk retrieval of user data. [public function]
- *
- * @param first index of first user to be returned
- * @param limit max number of users to be returned
- * @param filter array of field/pattern pairs
- * @return array of userinfo (refer getUserData for internal userinfo details)
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- */
- function retrieveUsers($first=0,$limit=10,$filter=array()) {
- $out = array();
-
- if($this->_openDB()) {
- $this->_lockTables("READ");
- $sql = $this->_createSQLFilter($this->cnf['getUsers'], $filter);
- $sql .= " ".$this->cnf['SortOrder']." LIMIT $limit OFFSET $first";
- $result = $this->_queryDB($sql);
-
- foreach ($result as $user)
- if (($info = $this->_getUserInfo($user['user'])))
- $out[$user['user']] = $info;
-
- $this->_unlockTables();
- $this->_closeDB();
- }
- return $out;
- }
-
- // @inherit function joinGroup($user, $group)
- // @inherit function leaveGroup($user, $group) {
-
- /**
- * Adds a user to a group.
- *
- * If $force is set to '1' non existing groups would be created.
- *
- * The database connection must already be established. Otherwise
- * this function does nothing and returns 'false'.
- *
- * @param $user user to add to a group
- * @param $group name of the group
- * @param $force '1' create missing groups
- * @return bool 'true' on success, 'false' on error
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- * @author Andreas Gohr <andi@splitbrain.org>
- */
- function _addUserToGroup($user, $group, $force=0) {
- $newgroup = 0;
-
- if (($this->dbcon) && ($user)) {
- $gid = $this->_getGroupID($group);
- if (!$gid) {
- if ($force) { // create missing groups
- $sql = str_replace('%{group}',addslashes($group),$this->cnf['addGroup']);
- $this->_modifyDB($sql);
- //group should now exists try again to fetch it
- $gid = $this->_getGroupID($group);
- $newgroup = 1; // group newly created
- }
- }
- if (!$gid) return false; // group didn't exist and can't be created
-
- $sql = $this->cnf['addUserGroup'];
- if(strpos($sql,'%{uid}') !== false){
- $uid = $this->_getUserID($user);
- $sql = str_replace('%{uid}', addslashes($uid), $sql);
- }
- $sql = str_replace('%{user}', addslashes($user),$sql);
- $sql = str_replace('%{gid}', addslashes($gid),$sql);
- $sql = str_replace('%{group}',addslashes($group),$sql);
- if ($this->_modifyDB($sql) !== false) return true;
-
- if ($newgroup) { // remove previously created group on error
- $sql = str_replace('%{gid}', addslashes($gid),$this->cnf['delGroup']);
- $sql = str_replace('%{group}',addslashes($group),$sql);
- $this->_modifyDB($sql);
- }
- }
- return false;
- }
-
- // @inherit function _delUserFromGroup($user $group)
- // @inherit function _getGroups($user)
- // @inherit function _getUserID($user)
-
- /**
- * Adds a new User to the database.
- *
- * The database connection must already be established
- * for this function to work. Otherwise it will return
- * 'false'.
- *
- * @param $user login of the user
- * @param $pwd encrypted password
- * @param $name full name of the user
- * @param $mail email address
- * @param $grps array of groups the user should become member of
- * @return bool
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- * @author Chris Smith <chris@jalakai.co.uk>
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- */
- function _addUser($user,$pwd,$name,$mail,$grps){
- if($this->dbcon && is_array($grps)) {
- $sql = str_replace('%{user}', addslashes($user),$this->cnf['addUser']);
- $sql = str_replace('%{pass}', addslashes($pwd),$sql);
- $sql = str_replace('%{name}', addslashes($name),$sql);
- $sql = str_replace('%{email}',addslashes($mail),$sql);
- if($this->_modifyDB($sql)){
- $uid = $this->_getUserID($user);
- }else{
- return false;
- }
-
- if ($uid) {
- foreach($grps as $group) {
- $gid = $this->_addUserToGroup($user, $group, 1);
- if ($gid === false) break;
- }
-
- if ($gid) return true;
- else {
- /* remove the new user and all group relations if a group can't
- * be assigned. Newly created groups will remain in the database
- * and won't be removed. This might create orphaned groups but
- * is not a big issue so we ignore this problem here.
- */
- $this->_delUser($user);
- if ($this->cnf['debug'])
- msg("PgSQL err: Adding user '$user' to group '$group' failed.",-1,__LINE__,__FILE__);
- }
- }
- }
- return false;
- }
-
- // @inherit function _delUser($user)
- // @inherit function _getUserInfo($user)
- // @inherit function _updateUserInfo($changes, $uid)
- // @inherit function _getGroupID($group)
-
- /**
- * Opens a connection to a database and saves the handle for further
- * usage in the object. The successful call to this functions is
- * essential for most functions in this object.
- *
- * @return bool
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- */
- function _openDB() {
- if (!$this->dbcon) {
- $dsn = $this->cnf['server'] ? 'host='.$this->cnf['server'] : '';
- $dsn .= ' port='.$this->cnf['port'];
- $dsn .= ' dbname='.$this->cnf['database'];
- $dsn .= ' user='.$this->cnf['user'];
- $dsn .= ' password='.$this->cnf['password'];
-
- $con = @pg_connect($dsn);
- if ($con) {
- $this->dbcon = $con;
- return true; // connection and database successfully opened
- } else if ($this->cnf['debug']){
- msg ("PgSQL err: Connection to {$this->cnf['user']}@{$this->cnf['server']} not possible.",
- -1,__LINE__,__FILE__);
- }
- return false; // connection failed
- }
- return true; // connection already open
- }
-
- /**
- * Closes a database connection.
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- */
- function _closeDB() {
- if ($this->dbcon) {
- pg_close ($this->dbcon);
- $this->dbcon = 0;
- }
- }
-
- /**
- * Sends a SQL query to the database and transforms the result into
- * an associative array.
- *
- * This function is only able to handle queries that returns a
- * table such as SELECT.
- *
- * @param $query SQL string that contains the query
- * @return array with the result table
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- */
- function _queryDB($query) {
- if ($this->dbcon) {
- $result = @pg_query($this->dbcon,$query);
- if ($result) {
- while (($t = pg_fetch_assoc($result)) !== false)
- $resultarray[]=$t;
- pg_free_result ($result);
- return $resultarray;
- }elseif ($this->cnf['debug'])
- msg('PgSQL err: '.pg_last_error($this->dbcon),-1,__LINE__,__FILE__);
- }
- return false;
- }
-
- /**
- * Executes an update or insert query. This differs from the
- * MySQL one because it does NOT return the last insertID
- *
- * @author Andreas Gohr
- */
- function _modifyDB($query) {
- if ($this->dbcon) {
- $result = @pg_query($this->dbcon,$query);
- if ($result) {
- pg_free_result ($result);
- return true;
- }
- if ($this->cnf['debug']){
- msg('PgSQL err: '.pg_last_error($this->dbcon),-1,__LINE__,__FILE__);
- }
- }
- return false;
- }
-
- /**
- * Start a transaction
- *
- * @param $mode could be 'READ' or 'WRITE'
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- */
- function _lockTables($mode) {
- if ($this->dbcon) {
- $this->_modifyDB('BEGIN');
- return true;
- }
- return false;
- }
-
- /**
- * Commit a transaction
- *
- * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
- */
- function _unlockTables() {
- if ($this->dbcon) {
- $this->_modifyDB('COMMIT');
- return true;
- }
- return false;
- }
-
- // @inherit function _createSQLFilter($sql, $filter)
-
-
- /**
- * Escape a string for insertion into the database
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- * @param string $string The string to escape
- * @param boolean $like Escape wildcard chars as well?
- */
- function _escape($string,$like=false){
- $string = pg_escape_string($string);
- if($like){
- $string = addcslashes($string,'%_');
- }
- return $string;
- }
-
-}
-
-//Setup VIM: ex: et ts=2 :