637 lines
16 KiB
PHP
637 lines
16 KiB
PHP
<?php
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/**
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* Classes and functions for export data from LDAP
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*
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* These classes provide differnet export formats.
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*
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* @author The phpLDAPadmin development team
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* @package phpLDAPadmin
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* @see export.php and export_form.php
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*/
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/**
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* Exporter Class
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*
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* This class serves as a top level exporter class, which will return
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* the correct Export class.
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*
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* @package phpLDAPadmin
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* @subpackage Export
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*/
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class Exporter {
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# Server ID that the export is linked to
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private $server_id;
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# Exporter Type
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private $template_id;
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private $template;
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public function __construct($server_id,$template_id) {
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$this->server_id = $server_id;
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$this->template_id = $template_id;
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$this->accept();
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}
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static function types() {
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$type = array();
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$details = ExportCSV::getType();
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$type[$details['type']] = $details;
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$details = ExportDSML::getType();
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$type[$details['type']] = $details;
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$details = ExportLDIF::getType();
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$type[$details['type']] = $details;
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$details = ExportVCARD::getType();
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$type[$details['type']] = $details;
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return $type;
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}
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private function accept() {
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switch($this->template_id) {
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case 'CSV':
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$this->template = new ExportCSV();
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break;
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case 'DSML':
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$this->template = new ExportDSML();
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break;
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case 'LDIF':
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$this->template = new ExportLDIF();
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break;
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case 'VCARD':
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$this->template = new ExportVCARD();
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break;
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default:
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die();
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}
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$this->template->accept();
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}
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public function getTemplate() {
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return $this->template;
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}
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}
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/**
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* Export Class
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*
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* This abstract classes provides all the common methods and variables for the
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* custom export classes.
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*
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* @package phpLDAPadmin
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* @subpackage Export
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*/
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abstract class Export {
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# Line Break
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protected $br;
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# Compress the output
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protected $compress;
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# Export Results
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protected $results;
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protected $resultsdata;
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protected $items = 0;
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/**
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* Return this LDAP Server object
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*
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* @return object DataStore Server
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*/
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protected function getServer() {
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return $_SESSION[APPCONFIG]->getServer($this->getServerID());
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}
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/**
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* Return the LDAP server ID
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*
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* @return int Server ID
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*/
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protected function getServerID() {
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return get_request('server_id','REQUEST');
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}
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public function accept() {
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$server = $this->getServer();
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# Get the data to be exported
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$query = array();
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$base = get_request('dn','REQUEST');
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$query['baseok'] = true;
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$query['filter'] = get_request('filter','REQUEST',false,'objectclass=*');
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$query['scope'] = get_request('scope','REQUEST',false,'base');
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$query['deref'] = $_SESSION[APPCONFIG]->getValue('deref','export');
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$query['size_limit'] = 0;
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$attrs = get_request('attributes','REQUEST');
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$attrs = preg_replace('/\s+/','',$attrs);
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if ($attrs)
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$query['attrs'] = explode(',',$attrs);
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else
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$query['attrs'] = array('*');
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if (get_request('sys_attr')) {
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if (! in_array('*',$query['attrs']))
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array_push($query['attrs'],'*');
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array_push($query['attrs'],'+');
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}
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if (! $base)
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$bases = $server->getBaseDN();
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else
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$bases = array($base);
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foreach ($bases as $base) {
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$query['base'] = $base;
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$time_start = utime();
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$this->results[$base] = $server->query($query,null);
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$time_end = utime();
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usort($this->results[$base],'pla_compare_dns');
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$this->resultsdata[$base]['time'] = round($time_end-$time_start,2);
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# If no result, there is a something wrong
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if (! $this->results[$base] && $server->getErrorNum(null))
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system_message(array(
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'title'=>_('Encountered an error while performing search.'),
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'body'=>ldap_error_msg($server->getErrorMessage(null),$server->getErrorNum(null)),
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'type'=>'error'));
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$this->items += count($this->results[$base]);
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}
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$this->resultsdata['scope'] = $query['scope'];
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$this->resultsdata['filter'] = $query['filter'];
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$this->resultsdata['attrs'] = $query['attrs'];
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# Other settings
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switch (get_request('format','POST',false,'unix')) {
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case 'win':
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$this->br = "\r\n";
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break;
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case 'mac':
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$this->br = "\r";
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break;
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case 'unix':
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default:
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$this->br = "\n";
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}
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if (get_request('compress','REQUEST') == 'on')
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$this->compress = true;
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}
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public function isCompressed() {
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return $this->compress;
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}
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protected function getHeader() {
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$server = $this->getServer();
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$type = $this->getType();
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$output = '';
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$output .= sprintf('# %s %s %s%s',$type['description'],_('for'),implode('|',array_keys($this->results)),$this->br);
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$output .= sprintf('# %s: %s%s',_('Search scope'),$this->resultsdata['scope'],$this->br);
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$output .= sprintf('# %s: %s%s',_('Search filter'),$this->resultsdata['filter'],$this->br);
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$output .= sprintf('# %s: %s%s',_('Total entries'),$this->items,$this->br);
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$output .= sprintf('#%s',$this->br);
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$output .= sprintf('# Generated by %s (%s) on %s%s',app_name(),get_href('web'),date('F j, Y g:i a'),$this->br);
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$output .= sprintf('# Version: %s%s',app_version(),$this->br);
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$output .= $this->br;
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return $output;
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}
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/**
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* Helper method to check if the attribute value should be base 64 encoded.
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*
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* @param The string to check.
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* @return boolean true if the string is safe ascii, false otherwise.
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*/
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protected function isSafeAscii($str) {
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for ($i=0;$i<strlen($str);$i++)
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if (ord($str{$i}) < 32 || ord($str{$i}) > 127)
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return false;
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return true;
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}
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}
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/**
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* Export entries to CSV
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*
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* @package phpLDAPadmin
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* @subpackage Export
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*/
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class ExportCSV extends Export {
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private $separator = ',';
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private $qualifier = '"';
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private $multivalue_separator = ' | ';
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private $escapeCode = '"';
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static public function getType() {
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return array('type'=>'CSV','description' => 'CSV (Spreadsheet)','extension'=>'csv');
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}
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function export() {
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$server = $this->getServer();
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/* Go thru and find all the attribute names first. This is needed, because, otherwise we have
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* no idea as to which search attributes were actually populated with data */
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$headers = array('dn');
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$entries = array();
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foreach ($this->results as $base => $results) {
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foreach ($results as $dndetails) {
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array_push($entries,$dndetails);
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unset($dndetails['dn']);
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foreach (array_keys($dndetails) as $key)
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if (! in_array($key,$headers))
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array_push($headers,$key);
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}
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}
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$output = '';
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$num_headers = count($headers);
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# Print out the headers
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for ($i=0; $i<$num_headers; $i++) {
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$output .= sprintf('%s%s%s',$this->qualifier,$headers[$i],$this->qualifier);
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if ($i < $num_headers-1)
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$output .= $this->separator;
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}
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# Drop out our DN header.
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array_shift($headers);
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$num_headers--;
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$output .= $this->br;
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# Loop on every entry
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foreach ($entries as $index => $entry) {
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$dn = $entry['dn'];
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unset($entry['dn']);
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$output .= sprintf('%s%s%s%s',$this->qualifier,$this->LdapEscape($dn),$this->qualifier,$this->separator);
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# Print the attributes
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for ($j=0; $j<$num_headers; $j++) {
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$attr = $headers[$j];
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$output .= $this->qualifier;
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if (array_key_exists($attr,$entry)) {
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$binary_attribute = $server->isAttrBinary($attr) ? 1 : 0;
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if (! is_array($entry[$attr]))
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$attr_values = array($entry[$attr]);
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else
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$attr_values = $entry[$attr];
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$num_attr_values = count($attr_values);
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for ($i=0; $i<$num_attr_values; $i++) {
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if ($binary_attribute)
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$output .= base64_encode($attr_values[$i]);
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else
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$output .= $this->LdapEscape($attr_values[$i]);
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if ($i < $num_attr_values-1)
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$output .= $this->multivalue_separator;
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}
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}
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$output .= $this->qualifier;
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if ($j < $num_headers-1)
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$output .= $this->separator;
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}
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$output .= $this->br;
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}
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if ($this->compress)
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echo gzencode($output);
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else
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echo $output;
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}
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/**
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* Function to escape data, where the qualifier happens to also
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* be in the data.
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*/
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private function LdapEscape ($var) {
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return str_replace($this->qualifier,$this->escapeCode.$this->qualifier,$var);
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}
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}
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/**
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* Export entries to DSML v.1
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*
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* @package phpLDAPadmin
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* @subpackage Export
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*/
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class ExportDSML extends Export {
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static public function getType() {
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return array('type'=>'DSML','description' => _('DSML V.1 Export'),'extension'=>'xml');
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}
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/**
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* Export entries to DSML format
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*/
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function export() {
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$server = $this->getServer();
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# Not very elegant, but do the job for the moment as we have just 4 level
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$indent = array();
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$indent['dir'] = ' ';
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$indent['ent'] = ' ';
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$indent['att'] = ' ';
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$indent['val'] = ' ';
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# Print declaration
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$output = sprintf('<?xml version="1.0"?>%s',$this->br);
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# Print root element
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$output .= sprintf('<dsml>%s',$this->br);
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# Print info related to this export
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$output .= sprintf('<!--%s',$this->br);
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$output .= $this->getHeader();
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$output .= sprintf('-->%s',$this->br);
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$output .= $this->br;
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$output .= sprintf('%s<directory-entries>%s',$indent['dir'],$this->br);
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# Sift through the entries.
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$counter = 0;
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foreach ($this->results as $base => $results) {
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foreach ($results as $dndetails) {
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$counter++;
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$dn = $dndetails['dn'];
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unset($dndetails['dn']);
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ksort($dndetails);
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# Display DN
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$output .= sprintf('%s<entry dn="%s">%s',$indent['ent'],htmlspecialchars($dn),$this->br);
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# Display the objectClass attributes first
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if (isset($dndetails['objectClass'])) {
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if (! is_array($dndetails['objectClass']))
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$dndetails['objectClass'] = array($dndetails['objectClass']);
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$output .= sprintf('%s<objectClass>%s',$indent['att'],$this->br);
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foreach ($dndetails['objectClass'] as $ocValue)
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$output .= sprintf('%s<oc-value>%s</oc-value>%s',$indent['val'],$ocValue,$this->br);
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$output .= sprintf('%s</objectClass>%s',$indent['att'],$this->br);
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unset($dndetails['objectClass']);
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}
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# Display the attributes
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foreach ($dndetails as $key => $attr) {
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if (! is_array($attr))
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$attr = array($attr);
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$output .= sprintf('%s<attr name="%s">%s',$indent['att'],$key,$this->br);
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# If the attribute is binary, set the flag $binary_mode to true
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$binary_mode = $server->isAttrBinary($key) ? 1 : 0;
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foreach ($attr as $value)
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$output .= sprintf('%s<value>%s</value>%s',
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$indent['val'],($binary_mode ? base64_encode($value) : htmlspecialchars($value)),$this->br);
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$output .= sprintf('%s</attr>%s',$indent['att'],$this->br);
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}
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$output .= sprintf('%s</entry>%s',$indent['ent'],$this->br);
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}
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}
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$output .= sprintf('%s</directory-entries>%s',$indent['dir'],$this->br);
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$output .= sprintf('</dsml>%s',$this->br);
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if ($this->compress)
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echo gzencode($output);
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else
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echo $output;
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}
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}
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/**
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* Export from LDAP using an LDIF format
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*
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* @package phpLDAPadmin
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* @subpackage Export
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*/
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class ExportLDIF extends Export {
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# The maximum length of the ldif line
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private $line_length = 76;
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static public function getType() {
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return array('type'=>'LDIF','description' => _('LDIF Export'),'extension'=>'ldif');
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}
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/**
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* Export entries to LDIF format
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*/
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public function export() {
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if (! $this->results) {
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echo _('Nothing to export');
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return;
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}
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$server = $this->getServer();
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$output = $this->getHeader();
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# Add our version.
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$output .= 'version: 1';
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$output .= $this->br;
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$output .= $this->br;
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# Sift through the entries.
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$counter = 0;
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foreach ($this->results as $base => $results) {
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foreach ($results as $dndetails) {
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$counter++;
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$dn = $dndetails['dn'];
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unset($dndetails['dn']);
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ksort($dndetails);
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$title_string = sprintf('# %s %s: %s%s',_('Entry'),$counter,$dn,$this->br);
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if (strlen($title_string) > $this->line_length-3)
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$title_string = substr($title_string,0,$this->line_length-3).'...'.$this->br;
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$output .= $title_string;
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# Display dn
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if ($this->isSafeAscii($dn))
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$output .= $this->multiLineDisplay(sprintf('dn: %s',$dn));
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else
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$output .= $this->multiLineDisplay(sprintf('dn:: %s',base64_encode($dn)));
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# display the attributes
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foreach ($dndetails as $key => $attr) {
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if (! is_array($attr))
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$attr = array($attr);
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foreach ($attr as $value)
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if (! $this->isSafeAscii($value) || $server->isAttrBinary($key))
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$output .= $this->multiLineDisplay(sprintf('%s:: %s',$key,base64_encode($value)));
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else
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$output .= $this->multiLineDisplay(sprintf('%s: %s',$key,$value));
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}
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$output .= $this->br;
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}
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}
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if ($this->compress)
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echo gzencode($output);
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else
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echo $output;
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}
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/**
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* Helper method to wrap ldif lines
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*
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* @param The line to be wrapped if needed.
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*/
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private function multiLineDisplay($str) {
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$length_string = strlen($str);
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$length_max = $this->line_length;
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$output = '';
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while ($length_string > $length_max) {
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$output .= substr($str,0,$length_max).$this->br.' ';
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$str = substr($str,$length_max,$length_string);
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$length_string = strlen($str);
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/* Need to do minus one to align on the right
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* the first line with the possible following lines
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* as these will have an extra space. */
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$length_max = $this->line_length-1;
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}
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$output .= $str.$this->br;
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return $output;
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}
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}
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/**
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* Export entries to VCARD v2.1
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*
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* @package phpLDAPadmin
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* @subpackage Export
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*/
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class ExportVCARD extends Export {
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static public function getType() {
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return array('type'=>'VCARD','description' => _('VCARD 2.1 Export'),'extension'=>'vcf');
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}
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# Mappping one to one attribute
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private $mapping = array(
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'cn' => 'FN',
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'title' => 'TITLE',
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'homephone' => 'TEL;HOME',
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'mobile' => 'TEL;CELL',
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'mail' => 'EMAIL;Internet',
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'labeleduri' =>'URL',
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'o' => 'ORG',
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'audio' => 'SOUND',
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'facsmiletelephoneNumber' =>'TEL;WORK;HOME;VOICE;FAX',
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'jpegphoto' => 'PHOTO;ENCODING=BASE64',
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'businesscategory' => 'ROLE',
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'description' => 'NOTE'
|
|
);
|
|
|
|
private $deliveryAddress = array(
|
|
'postofficebox',
|
|
'street',
|
|
'l',
|
|
'st',
|
|
'postalcode',
|
|
'c');
|
|
|
|
/**
|
|
* Export entries to VCARD format
|
|
*/
|
|
function export() {
|
|
$server = $this->getServer();
|
|
|
|
# Sift through the entries.
|
|
foreach ($this->results as $base => $results) {
|
|
foreach ($results as $dndetails) {
|
|
$dndetails = array_change_key_case($dndetails);
|
|
|
|
# Check the attributes needed for the delivery address field
|
|
$addr = 'ADR:';
|
|
foreach ($this->deliveryAddress as $attr) {
|
|
if (isset($dndetails[$attr])) {
|
|
$addr .= $dndetails[$attr];
|
|
unset($dndetails[$attr]);
|
|
}
|
|
$addr .= ';';
|
|
}
|
|
|
|
$output = sprintf('BEGIN:VCARD%s',$this->br);
|
|
|
|
# Loop for the attributes
|
|
foreach ($dndetails as $key => $attr) {
|
|
if (! is_array($attr))
|
|
$attr = array($attr);
|
|
|
|
# If an attribute of the ldap entry exist in the mapping array for vcard
|
|
if (isset($this->mapping[$key])) {
|
|
|
|
# Case of organisation. Need to append the possible ou attribute
|
|
if ($key == 'o') {
|
|
$output .= sprintf('%s:%s',$this->mapping[$key],$attr[0]);
|
|
|
|
if (isset($entry['ou']))
|
|
foreach ($entry['ou'] as $ou_value)
|
|
$output .= sprintf(';%s',$ou_value);
|
|
|
|
# The attribute is binary. (to do : need to fold the line)
|
|
} elseif (in_array($key,array('audio','jpegphoto'))) {
|
|
$output .= $this->mapping[$key].':'.$this->br;
|
|
$output .= ' '.base64_encode($attr[0]);
|
|
|
|
} else {
|
|
$output .= $this->mapping[$key].':'.$attr[0];
|
|
}
|
|
|
|
$output .= $this->br;
|
|
}
|
|
}
|
|
|
|
$output .= sprintf('UID:%s%s',isset($dndetails['entryUUID']) ? $dndetails['entryUUID'] : $dndetails['dn'],$this->br);
|
|
$output .= sprintf('VERSION:2.1%s',$this->br);
|
|
$output .= sprintf('%s%s',$addr,$this->br);
|
|
$output .= sprintf('END:VCARD%s',$this->br);
|
|
}
|
|
}
|
|
|
|
if ($this->compress)
|
|
echo gzencode($output);
|
|
else
|
|
echo $output;
|
|
}
|
|
}
|
|
?>
|