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647f86562f
phpldapadmin/lib/EntryReader.php
Deon George 647f86562f RELEASE 1.1.0.6
2009-06-30 21:52:55 +10:00

395 lines
12 KiB
PHP
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<?php
// $Header: /cvsroot/phpldapadmin/phpldapadmin/lib/EntryReader.php,v 1.2.2.5 2008/12/12 12:20:22 wurley Exp $
define('ENTRY_READER_CREATION_CONTEXT', '1');
define('ENTRY_READER_EDITING_CONTEXT', '2');
/**
* @package phpLDAPadmin
* @author The phpLDAPadmin development team
* @author Xavier Bruyet
*
* Visit an entry and its attributes to initialize their values
*/
class EntryReader extends Visitor {
protected $index;
protected $context;
public function __construct($ldapserver) {
$this->index = $ldapserver->server_id;
$this->context = 0;
}
/**************************/
/* Visit an Entry */
/**************************/
public function visitEntryStart($entry) {
if (DEBUG_ENABLED)
debug_log('Enter with (%s) for dn (%s)',1,__FILE__,__LINE__,__METHOD__,$entry,$entry->getDn());
}
public function visitEntryEnd($entry) {
if (DEBUG_ENABLED)
debug_log('Enter with (%s) for dn (%s)',1,__FILE__,__LINE__,__METHOD__,$entry,$entry->getDn());
}
/**************************/
/* Visit a EditingEntry */
/**************************/
public function visitDefaultEditingEntryStart($entry) {
if (DEBUG_ENABLED)
debug_log('Enter with (%s) for dn (%s)',1,__FILE__,__LINE__,__METHOD__,$entry,$entry->getDn());
$this->context = ENTRY_READER_EDITING_CONTEXT;
$this->visit('Entry::Start', $entry);
}
public function visitTemplateEditingEntryStart($entry) {
if (DEBUG_ENABLED)
debug_log('Enter with (%s) for dn (%s)',1,__FILE__,__LINE__,__METHOD__,$entry,$entry->getDn());
$this->visit('DefaultEditingEntry::Start', $entry);
if (isset($_REQUEST['template'])) {
$entry->setSelectedTemplateName(trim($_REQUEST['template']));
} elseif (($entry->getTemplatesCount() == 1) && !$entry->hasDefaultTemplate()) {
$templates = &$entry->getTemplates();
$template_names = array_keys($templates);
$entry->setSelectedTemplateName($template_names[0]);
}
}
/**************************/
/* Visit a CreatingEntry */
/**************************/
public function visitDefaultCreatingEntryStart($entry) {
if (DEBUG_ENABLED)
debug_log('Enter with (%s) for dn (%s)',1,__FILE__,__LINE__,__METHOD__,$entry,$entry->getDn());
$this->context = ENTRY_READER_CREATION_CONTEXT;
$this->visit('Entry::Start', $entry);
if (isset($_POST['new_values']['objectClass'])) {
$ocs = $_POST['new_values']['objectClass'];
if (is_string($ocs) && (strlen($ocs) > 0)) $ocs = array($ocs);
elseif (!$ocs) $ocs = array();
foreach ($ocs as $oc) $entry->addObjectClass(trim($oc));
}
if (isset($_REQUEST['container'])) {
$entry->setContainer(trim($_REQUEST['container']));
}
}
public function visitTemplateCreatingEntryStart($entry) {
if (DEBUG_ENABLED)
debug_log('Enter with (%s) for dn (%s)',1,__FILE__,__LINE__,__METHOD__,$entry,$entry->getDn());
$this->visit('DefaultCreatingEntry::Start', $entry);
if (isset($_REQUEST['template'])) {
$entry->setSelectedTemplateName(trim($_REQUEST['template']));
} elseif (($entry->getTemplatesCount() == 1) && !$entry->hasDefaultTemplate()) {
$templates = &$entry->getTemplates();
$template_names = array_keys($templates);
$entry->setSelectedTemplateName($template_names[0]);
}
}
/**************************/
/* Visit an Attribute */
/**************************/
public function visitAttribute($attribute) {
if (DEBUG_ENABLED)
debug_log('Enter with (%s) for attribute (%s)',1,__FILE__,__LINE__,__METHOD__,$attribute,$attribute->getName());
$name = $attribute->getName();
// @todo editing objectclasses
if (($this->context == ENTRY_READER_CREATION_CONTEXT) && ($name == 'objectClass')) return;
if ($this->context == ENTRY_READER_EDITING_CONTEXT)
$old_vals = $this->get('OldValues', $attribute);
else
$old_vals = array();
$new_vals = $this->get('NewValues', $attribute);
if (isset($_POST['old_values'][$name])) {
$post_old_vals = $_POST['old_values'][$name];
if (is_string($post_old_vals) && (strlen($post_old_vals) > 0)) $post_old_vals = array($post_old_vals);
elseif (!$post_old_vals) $post_old_vals = array();
// delete last empty values
for ($i = count($post_old_vals)-1; $i >= 0; $i--) {
if (! strlen($post_old_vals[$i])) unset($post_old_vals[$i]);
else break;
}
// attribute modified by someone else ?
if (count($old_vals) != count($post_old_vals)) {
$attribute->justModified();
} else {
foreach ($post_old_vals as $i => $old_val) {
if (!isset($old_vals[$i]) || ($old_vals[$i] != $old_val)) {
$attribute->justModified();
break;
}
}
}
}
foreach ($new_vals as $i => $new_val) {
// if the attribute has not been already modified by a post of a previous page
if (!$attribute->hasBeenModified()) {
// if the value has changed (added or modified/deleted)
if ((!isset($old_vals[$i]) && (strlen($new_val) > 0)) || (isset($old_vals[$i]) && ($old_vals[$i] != $new_val))) {
$new_val = $this->get('PostValue', $attribute, $i, $new_val);
}
}
if ((!isset($old_vals[$i]) && (strlen($new_val) > 0)) || (isset($old_vals[$i]) && ($old_vals[$i] != $new_val))) {
$attribute->justModified();
$attribute->addValue($new_val, $i);
}
}
// old value deletion
if (isset($_POST['old_values'][$name]) && !$attribute->isInternal()) {
for ($i = count($new_vals); $i < count($old_vals); $i++) {
$attribute->addValue('', $i);
}
}
// modified attributes
$modified_attrs = isset($_REQUEST['modified_attrs']) ? $_REQUEST['modified_attrs'] : false;
if (is_array($modified_attrs) && in_array($name, $modified_attrs)) {
$attribute->justModified();
}
}
public function getAttributeOldValues($attribute) {
$old_vals = $attribute->getValues();
return $old_vals;
}
public function getAttributeNewValues($attribute) {
$name = $attribute->getName();
$new_vals = isset($_POST['new_values'][$name]) ? $_POST['new_values'][$name] : null;
if (is_string($new_vals) && (strlen($new_vals) > 0)) $new_vals = array($new_vals);
elseif (!$new_vals) $new_vals = array();
$i = count($new_vals) - 1;
$j = $attribute->getValueCount();
while (($i >= 0) && ($i >= $j) && !$new_vals[$i]) {
if ($i > $j) unset($new_vals[$i]);
$i--;
}
return $new_vals;
}
public function getAttributeRequestValue($attribute, $i, $val, $request) {
if ($request == $attribute->getName()) return $val;
$val = null;
$entry = $attribute->getEntry();
$request_attribute = ($entry ? $entry->getAttribute($request) : null);
if ($request_attribute) {
$val = $request_attribute->getValue($i);
} elseif (isset($_REQUEST[$request][$attribute->getName()][$i])) {
$val = $_REQUEST[$request][$attribute->getName()][$i];
}
if (is_null($val)) {
error(sprintf(_('Your template is missing variable (%s)'),$request),'error','index.php');
}
return $val;
}
public function getAttributePostValue($attribute, $i, $val) {
if (!$attribute->hasProperty('post')) return trim($val);
if (preg_match('/^=php\.(\w+)\((.*)\)$/', $attribute->getProperty('post'), $matches)) {
switch ($matches[1]) {
case 'Password' :
preg_match_all('/%(\w+)(\|.+)?(\/[lU])?%/U',$matches[2],$matchall);
$enc = $this->get('RequestValue', $attribute, $i, $val, $matchall[1][0]);
$password = $val;
if ($password) {
$val = password_hash($password, $enc);
}
break;
case 'SambaPassword' :
$matchall = explode(',',$matches[2]);
# If we have no password, then dont hash nothing!
if (strlen($val) <= 0)
break;
$sambapassword = new smbHash;
switch ($matchall[0]) {
case 'LM' : $val = $sambapassword->lmhash($val); break;
case 'NT' : $val = $sambapassword->nthash($val); break;
default : $val = '';
}
break;
case 'Join' :
preg_match_all('/%(\w+)(\|.+)?(\/[lU])?%/U',$matches[2],$matchall);
$matchattrs = explode(',',$matches[2]);
$char = $matchattrs[0];
$values = array();
foreach ($matchall[1] as $joinattr) {
$values[] = $this->get('RequestValue', $attribute, $i, $val, $joinattr);
}
$val = implode($char, $values);
break;
default :
if (function_exists($matches[1])) {
$val = call_user_func($matches[1], $matches[2], $attribute, $i, $val);
} else {
error(sprintf(_('Your template has an unknown post function (%s).'),$matches[1]),'error','index.php');
}
}
}
return $val;
}
/*******************************/
/* Visit a BinaryAttribute */
/*******************************/
public function getBinaryAttributeOldValues($attribute) {
$old_vals = array();
return $old_vals;
}
/**
* If there is binary post data, save them in
* $_SESSION['submitform'][$attribute_name][$key][$file_name][$file_path]
* with key = md5("$file_name|$file_path")
*
* return binary values
*/
public function getBinaryAttributeNewValues($attribute) {
$name = $attribute->getName();
$new_vals = $this->get('Attribute::NewValues', $attribute);
$i = 0;
$vals = array();
foreach ($new_vals as $new_val) {
if (isset($_SESSION['submitform'][$name][$new_val])) {
$bin = '';
foreach ($_SESSION['submitform'][$name][$new_val] as $filename => $file) {
$attribute->addFileName($filename, $i);
foreach ($file as $filepath => $binaries) {
$attribute->addFilePath($filepath, $i);
$bin = $binaries;
}
}
$vals[] = $bin;
$i++;
}
}
$new_files = isset($_FILES['new_values']['name'][$name]) ? $_FILES['new_values']['name'][$name] : null;
if (!$new_files) $new_files = array();
elseif (!is_array($new_files)) $new_files = array($new_files);
foreach ($new_files as $j => $file_name) {
$file_path = $_FILES['new_values']['tmp_name'][$name][$j];
if (is_uploaded_file($file_path)) {
$f = fopen($file_path, 'r');
$binary_data = fread($f, filesize($file_path));
fclose($f);
$attribute->addFileName($file_name, $i);
$attribute->addFilePath($file_path, $i);
$key = md5("$file_name|$file_path");
$_SESSION['submitform'][$name][$key][$file_name][$file_path] = $binary_data;
$vals[] = $binary_data;
$i++;
}
}
return $vals;
}
public function getBinaryAttributePostValue($attribute, $i, $val) {
return $val;
}
/*********************************/
/* Visit a PasswordAttribute */
/*********************************/
public function getPasswordAttributePostValue($attribute, $i, $val) {
$name = $attribute->getName();
if ($attribute->hasProperty('verify') && $attribute->getProperty('verify')) {
$verif_val = isset($_POST['new_values_verify'][$name][$i]) ? $_POST['new_values_verify'][$name][$i] : null;
if (!$verif_val || ($verif_val != $val)) {
system_message(array(
'title'=>_('Checking passwords'),
'body'=>_('You have specified two different passwords'),
'type'=>'error'));
return $attribute->getValue($i);
}
}
if ($attribute->hasProperty('post')) {
$val = $this->get('Attribute::PostValue', $attribute, $i, $val);
} elseif (strlen($val) > 0) {
if (isset($_REQUEST['enc'][$attribute->getName()][$i]))
$enc = $_REQUEST['enc'][$attribute->getName()][$i];
else
$enc = get_default_hash($this->index);
$val = password_hash($val, $enc);
}
return $val;
}
public function getSambaPasswordAttributePostValue($attribute, $i, $val) {
$name = $attribute->getName();
if ($attribute->hasProperty('verify') && $attribute->getProperty('verify')) {
$verif_val = isset($_POST['new_values_verify'][$name][$i]) ? $_POST['new_values_verify'][$name][$i] : null;
if (!$verif_val || ($verif_val != $val)) {
system_message(array(
'title'=>_('Checking passwords'),
'body'=>_('You have specified two different passwords'),
'type'=>'error'));
return $attribute->getValue($i);
}
}
if ($attribute->hasProperty('post')) {
$val = $this->get('Attribute::PostValue', $attribute, $i, $val);
} elseif (strlen($val) > 0) {
$sambapassword = new smbHash;
if ($name == 'sambaLMPassword')
$val = $sambapassword->lmhash($val);
elseif ($name == 'sambaNTPassword')
$val = $sambapassword->nthash($val);
}
return $val;
}
}
?>
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