LDAPAccountManager/lam/lib/modules/systemQuotas.inc

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2011-05-21 10:55:48 +00:00
<?php
/*
$Id$
This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
Copyright (C) 2011 Roland Gruber
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
* Manages user quotas with the object class systemQuotas.
*
* @package modules
* @author Roland Gruber
*/
/**
* Manages user quotas with the object class systemQuotas.
*
* @package modules
*/
class systemQuotas extends baseModule {
/**
* Returns meta data that is interpreted by parent class
*
* @return array array with meta data
*
* @see baseModule::get_metaData()
*/
public function get_metaData() {
$return = array();
// icon
$return['icon'] = 'hard-driveBig.png';
// manages host accounts
$return["account_types"] = array('user');
// alias name
$return["alias"] = _("Quota");
// module dependencies
$return['dependencies'] = array('depends' => array('posixAccount'), 'conflicts' => array());
// managed object classes
$return['objectClasses'] = array('systemQuotas');
// managed attributes
$return['attributes'] = array('quota');
// help Entries
$return['help'] = array(
'quota' => array(
"Headline" => _("Quota"),
"Text" => _("Please enter the quota settings for this user. The syntax is: {mount point},{soft block limit},{hard block limit},{soft inode limit},{hard inode limit}.")
. ' ' . _('Multiple values are separated by semicolon.')
)
);
// profile elements
$profileContainer = new htmlTable();
$profileContainer->addElement(new htmlTableExtendedInputField(_('Quota'), 'systemQuotas_quota', null, 'quota'));
$return['profile_options'] = $profileContainer;
// upload fields
$return['upload_columns'] = array(
array(
'name' => 'systemQuotas_quota',
'description' => _('Quota'),
'help' => 'quota',
'example' => '/home/smiller,50000,60000,10000,12000',
)
);
// available PDF fields
$return['PDF_fields'] = array(
'quota' => _('Quota')
);
return $return;
}
/**
* This function fills the $messages variable with output messages from this module.
*/
public function load_Messages() {
$this->messages['path'][0] = array('ERROR', _('Mountpoint'), _('Mountpoint contains invalid characters.'));
$this->messages['path'][1] = array('ERROR', _('Account %s:'), _('Mountpoint contains invalid characters.'));
$this->messages['softblock'][0] = array('ERROR', _('Block soft quota'), _('Block soft quota contains invalid characters. Only natural numbers are allowed.'));
$this->messages['softblock'][1] = array('ERROR', _('Account %s:'), _('Block soft quota contains invalid characters. Only natural numbers are allowed.'));
$this->messages['hardblock'][0] = array('ERROR', _('Block hard quota'), _('Block hard quota contains invalid characters. Only natural numbers are allowed.'));
$this->messages['hardblock'][1] = array('ERROR', _('Account %s:'), _('Block hard quota contains invalid characters. Only natural numbers are allowed.'));
$this->messages['softinode'][0] = array('ERROR', _('Inode soft quota'), _('Inode soft quota contains invalid characters. Only natural numbers are allowed.'));
$this->messages['softinode'][1] = array('ERROR', _('Account %s:'), _('Inode soft quota contains invalid characters. Only natural numbers are allowed.'));
$this->messages['hardinode'][0] = array('ERROR', _('Inode hard quota'), _('Inode hard quota contains invalid characters. Only natural numbers are allowed.'));
$this->messages['hardinode'][1] = array('ERROR', _('Account %s:'), _('Inode hard quota contains invalid characters. Only natural numbers are allowed.'));
$this->messages['block_cmp'][0] = array('ERROR', _('Block quota'), _('Block soft quota must be smaller than block hard quota.'));
$this->messages['block_cmp'][1] = array('ERROR', _('Account %s:'), _('Block soft quota must be smaller than block hard quota.'));
$this->messages['inode_cmp'][0] = array('ERROR', _('Inode quota'), _('Inode soft quota must be smaller than inode hard quota.'));
$this->messages['inode_cmp'][1] = array('ERROR', _('Account %s:'), _('Inode soft quota must be smaller than inode hard quota.'));
}
/**
* Returns the HTML meta data for the main account page.
*
* @return htmlElement HTML meta data
*/
public function display_html_attributes() {
$container = new htmlTable();
$spacer = new htmlSpacer('10px', null);
// caption
$container->addElement(new htmlOutputText(_('Mountpoint')));
$container->addElement($spacer);
$container->addElement(new htmlOutputText(_('Soft block limit')));
$container->addElement($spacer);
$container->addElement(new htmlOutputText(_('Hard block limit')));
$container->addElement($spacer);
$container->addElement(new htmlOutputText(_('Soft inode limit')));
$container->addElement($spacer);
$container->addElement(new htmlOutputText(_('Hard inode limit')), true);
// existing entries
if (isset($this->attributes['quota'][0])) {
natcasesort($this->attributes['quota']);
$this->attributes['quota'] = array_values($this->attributes['quota']);
for ($i = 0; $i < sizeof($this->attributes['quota']); $i++) {
$parts = explode(',', $this->attributes['quota'][$i]);
$container->addElement(new htmlInputField('path_' . $i, $parts[0], 20));
$container->addElement($spacer);
$container->addElement(new htmlInputField('softBlock_' . $i, $parts[1], 10));
$container->addElement($spacer);
$container->addElement(new htmlInputField('hardBlock_' . $i, $parts[2], 10));
$container->addElement($spacer);
$container->addElement(new htmlInputField('softInode_' . $i, $parts[3], 10));
$container->addElement($spacer);
$container->addElement(new htmlInputField('hardInode_' . $i, $parts[4], 10));
$container->addElement(new htmlButton('del_' . $i, 'del.png', true), true);
}
}
// new entry
$container->addElement(new htmlInputField('path', null, 20));
$container->addElement($spacer);
$container->addElement(new htmlInputField('softBlock', 0, 10));
$container->addElement($spacer);
$container->addElement(new htmlInputField('hardBlock', 0, 10));
$container->addElement($spacer);
$container->addElement(new htmlInputField('softInode', 0, 10));
$container->addElement($spacer);
$container->addElement(new htmlInputField('hardInode', 0, 10));
$container->addElement(new htmlButton('add', 'add.png', true));
return $container;
}
/**
* Processes user input of the primary module page.
* It checks if all input values are correct and updates the associated LDAP attributes.
*
* @return array list of info/error messages
*/
public function process_attributes() {
$return = array();
if (!isset($this->attributes['quota'][0])) {
$this->attributes['quota'] = array();
}
// check existing entries
for ($i = 0; $i < sizeof($this->attributes['quota']); $i++) {
if (isset($_POST['del_' . $i])) {
unset($this->attributes['quota'][$i]);
$this->attributes['quota'] = array_values($this->attributes['quota']);
$i--;
continue;
}
$path = $_POST['path_' . $i];
$softBlock = $_POST['softBlock_' . $i];
if ($softBlock == '') $softBlock = '0';
$hardBlock = $_POST['hardBlock_' . $i];
if ($hardBlock == '') $hardBlock = '0';
$softInode = $_POST['softInode_' . $i];
if ($softInode == '') $softInode = '0';
$hardInode = $_POST['hardInode_' . $i];
if ($hardInode == '') $hardInode = '0';
$this->attributes['quota'][$i] = $path . ',' . $softBlock . ',' . $hardBlock . ',' .
$softInode . ',' . $hardInode;
$return = array_merge($return, $this->checkQuota($path, $softBlock, $hardBlock, $softInode, $hardInode));
}
// check for new entry
if (isset($_POST['add'])) {
$path = $_POST['path'];
$softBlock = $_POST['softBlock'];
if ($softBlock == '') $softBlock = '0';
$hardBlock = $_POST['hardBlock'];
if ($hardBlock == '') $hardBlock = '0';
$softInode = $_POST['softInode'];
if ($softInode == '') $softInode = '0';
$hardInode = $_POST['hardInode'];
if ($hardInode == '') $hardInode = '0';
$this->attributes['quota'][] = $path . ',' . $softBlock . ',' . $hardBlock . ',' .
$softInode . ',' . $hardInode;
$return = array_merge($return, $this->checkQuota($path, $softBlock, $hardBlock, $softInode, $hardInode));
}
$this->attributes['quota'] = array_unique($this->attributes['quota']);
return $return;
}
/**
* Checks if the quota parameters are valid.
*
* @param String $path mountpoint
* @param int $softBlock soft block limit
* @param int $hardBlock hard block limit
* @param int $softInode soft inode limit
* @param int $hardInode hard inode limit
* @param boolean $uploadIndex position is upload table
* @return array array where error messages are returned
*/
private function checkQuota($path, $softBlock, $hardBlock, $softInode, $hardInode, $uploadIndex = null) {
$return = array();
if (!get_preg($path, 'filePath')) {
if ($uploadIndex == null) {
$return[] = $this->messages['path'][0];
}
else {
$error = $this->messages['path'][1];
$error[] = array($uploadIndex);
$return[] = $error;
}
}
if (!get_preg($softBlock, 'digit')) {
if ($uploadIndex == null) {
$return[] = $this->messages['softblock'][0];
}
else {
$error = $this->messages['softblock'][1];
$error[] = array($uploadIndex);
$return[] = $error;
}
}
if (!get_preg($hardBlock, 'digit')) {
if ($uploadIndex == null) {
$return[] = $this->messages['hardblock'][0];
}
else {
$error = $this->messages['hardblock'][1];
$error[] = array($uploadIndex);
$return[] = $error;
}
}
if (!get_preg($softInode, 'digit')) {
if ($uploadIndex == null) {
$return[] = $this->messages['softinode'][0];
}
else {
$error = $this->messages['softinode'][1];
$error[] = array($uploadIndex);
$return[] = $error;
}
}
if (!get_preg($hardInode, 'digit')) {
if ($uploadIndex == null) {
$return[] = $this->messages['hardinode'][0];
}
else {
$error = $this->messages['hardinode'][1];
$error[] = array($uploadIndex);
$return[] = $error;
}
}
if ($softBlock > $hardBlock) {
if ($uploadIndex == null) {
$return[] = $this->messages['block_cmp'][0];
}
else {
$error = $this->messages['block_cmp'][1];
$error[] = array($uploadIndex);
$return[] = $error;
}
}
if ($softInode > $hardInode) {
if ($uploadIndex == null) {
$return[] = $this->messages['inode_cmp'][0];
}
else {
$error = $this->messages['inode_cmp'][1];
$error[] = array($uploadIndex);
$return[] = $error;
}
}
return $return;
}
/**
* Checks input values of account profiles.
*
* @param array $options a hash array (name => value) containing the options
* @return array list of error messages (array(type, title, text)) to generate StatusMessages, if any
*/
function check_profileOptions($options) {
$messages = parent::check_profileOptions($options);
$quotas = explode(';', $options['systemQuotas_quota'][0]);
for ($q = 0; $q < sizeof($quotas); $q++) {
$parts = explode(',', $quotas[$q]);
$messages = array_merge($messages, $this->checkQuota($parts[0], $parts[1], $parts[2], $parts[3], $parts[4]));
}
return $messages;
}
/**
* Loads the values of an account profile into internal variables.
*
* @param array $profile hash array with profile values (identifier => value)
*/
function load_profile($profile) {
// profile mappings in meta data
parent::load_profile($profile);
if (isset($profile['systemQuotas_quota'][0]) && ($profile['systemQuotas_quota'][0] != '')) {
$this->attributes['quota'] = explode(';', $profile['systemQuotas_quota'][0]);
}
}
/**
* In this function the LDAP account is built up.
*
* @param array $rawAccounts list of hash arrays (name => value) from user input
* @param array $partialAccounts list of hash arrays (name => value) which are later added to LDAP
* @param array $ids list of IDs for column position (e.g. "posixAccount_uid" => 5)
* @param array $selectedModules list of selected account modules
* @return array list of error messages if any
*/
public function build_uploadAccounts($rawAccounts, $ids, &$partialAccounts, $selectedModules) {
$messages = array();
for ($i = 0; $i < sizeof($rawAccounts); $i++) {
// add object class
if (!in_array('systemQuotas', $partialAccounts[$i]['objectClass'])) $partialAccounts[$i]['objectClass'][] = 'systemQuotas';
// add quota
if (isset($rawAccounts[$i][$ids['systemQuotas_quota']]) && ($rawAccounts[$i][$ids['systemQuotas_quota']] != '')) {
$quotas = explode(';', $rawAccounts[$i][$ids['systemQuotas_quota']]);
for ($q = 0; $q < sizeof($quotas); $q++) {
$parts = explode(',', $quotas[$q]);
$messages = array_merge($messages, $this->checkQuota($parts[0], $parts[1], $parts[2], $parts[3], $parts[4], $i));
$partialAccounts[$i]['quota'][] = $quotas[$q];
}
}
}
return $messages;
}
/**
* Returns a list of PDF entries
*/
public function get_pdfEntries() {
$return = array();
if (isset($this->attributes['quota'][0])) {
$quotas[] = '<block><tr>' .
'<td width="20%"><b>' . _('Mountpoint') . '</b></td>' .
'<td width="20%"><b>' . _('Soft block') . '</b></td>' .
'<td width="20%"><b>' . _('Hard block') . '</b></td>' .
'<td width="20%"><b>' . _('Soft inode') . '</b></td>' .
'<td width="20%"><b>' . _('Hard inode') . '</b></td></tr></block>';
for ($i = 0; $i < sizeof($this->attributes['quota']); $i++) {
$parts = explode(',', $this->attributes['quota'][$i]);
$quotas[] = '<block><tr>' .
'<td width="20%" align=\"L\">' . $parts[0] . '</td>' .
'<td width="20%" align=\"L\">' . $parts[1] . '</td>' .
'<td width="20%" align=\"L\">' . $parts[2] . '</td>' .
'<td width="20%" align=\"L\">' . $parts[3] . '</td>' .
'<td width="20%" align=\"L\">' . $parts[4] . '</td></tr></block>';
}
$return['systemQuotas_quota'] = $quotas;
}
return $return;
}
}
?>