1 <?php
3 class printerPPDDialog extends plugin
4 {
5 /* attribute list for save action */
6 var $ignore_account = TRUE;
7 var $attributes = array("cn");
8 var $objectclasses = array("whatever");
10 /* PPD Handling */
11 var $selectedPPD = false; // e.g. /vendor/device.ppd
12 var $ppdManager = false; // new ppdManager;
13 var $ppdConfig = false; // $this->ppdManager->loadProperties($this->selectedPPD['link']);
14 var $ppdList = array(); // Contains all Printer models
15 var $ppdListHeader = array(); // Contains all printer vendors
17 /* Paths */
18 var $pathToPPD = ""; // Base path, defined in gosa.conf e.g. "/var/spool/ppd/"
19 var $pathToModified = "modified/"; // used to store the modified ppds
21 /* Object Info */
22 var $cn = "" ; // Used to tag the ppds modified by the printer object,
24 /* If there is already a ppd file for the same type of printer,
25 * remember the path to ppd file and display a dialog which allows
26 * to overwrite the current ppd file.
27 */
28 var $add_ppd_later = "";
29 var $add_later_msg_dialog = NULL;
31 function printerPPDDialog (&$config, $dn= NULL, $ppdfile=NULL )
32 {
33 plugin::plugin ($config, $dn);
34 $this->depselect = $this->config->current['BASE'];
36 /* Get PPD path and remove double //, and add trailing / */
37 $config = session::get('config');
38 if($config->get_cfg_value("ppd_path") != ""){
39 $this->pathToPPD = $config->get_cfg_value("ppd_path");
40 $this->pathToPPD= preg_replace("/\/\//", "/", $this->pathToPPD);
41 if(!preg_match("/\/$/",$this->pathToPPD)){
42 $this->pathToPPD = $this->pathToPPD."/";
43 }
44 }else{
45 $this->pathToPPD = "";
46 }
48 /* It seams that we have an existing PPD path, so go on */
49 if(!((!is_dir($this->pathToPPD))||(empty($this->pathToPPD)))){
51 /* Load all available PPD files and sort them into an array */
52 $this->ppdManager= new ppdManager($this->pathToPPD);
53 $this->getPrinterReload ();
55 /* The user has already a valid PPD assigned
56 * Get some informations about this PPD
57 * and set it as selected.
58 * The ppdpath ['link'] should be relative from .../ppd/modified/
59 * e.g. "/Compaq/Compaq-J1200.ppd" */
60 if(($ppdfile!== NULL)&&(strlen($ppdfile)>0)){
61 $ppdfile = preg_replace("#".$this->pathToModified."#","",$ppdfile);
62 if(!file_exists($this->pathToPPD.$this->pathToModified.$ppdfile)){
63 msg_dialog::display(_("PPD error"), sprintf(_("Cannot open PPD '%s'!"), $ppdfile), ERROR_DIALOG);
64 }else{
65 $ppdDesc = $this->ppdManager->loadDescription($this->pathToPPD.$this->pathToModified.$ppdfile);
66 if($ppdDesc){
67 $selectedPPD = array();
68 $selectedPPD['name'] = $ppdDesc['name'];
69 $selectedPPD['link'] = $ppdfile;
70 $selectedPPD['ppd'] = $ppdDesc;
71 }
72 $this->selectedPPD = $selectedPPD;
73 }
74 }
75 }
76 }
79 function execute()
80 {
81 /* Call parent execute */
82 plugin::execute();
84 /* Fill templating stuff */
85 $display= "";
86 $smarty= get_smarty();
87 $smarty->assign("ppdString", _("Can't get ppd informations."));
88 $smarty->assign("showOptions", "");
90 /* Check these paths */
91 $paths = array($this->pathToPPD, $this->pathToPPD.$this->pathToModified);
93 /* If one of our required paths is not available, stop here and display some info */
94 foreach($paths as $path){
96 /* Check if path is write/readable*/
97 $is_r = @is_readable($path);
98 if(((!is_dir($path))||(empty($path)) || (!$is_r)) && (!@mkdir($path))){
99 msg_dialog::display(_("Configuration error"), sprintf(_("Cannot open PPD path '%s' for reading and writing!"), $path), ERROR_DIALOG);
101 /* Print out template */
102 $display.= $smarty->fetch(get_template_path('printerPPDDialog.tpl', TRUE,dirname(__FILE__)));
103 return($display);
104 }
105 }
107 // PPD selection / upload / dialog handling
109 /* Is there a new PPD file uploaded ? */
110 if((isset($_FILES['NewPPDFile']))&&(isset($_POST['SubmitNewPPDFile']))){
111 $file = ($_FILES['NewPPDFile']);
112 if($file['size'] != 0 ){
113 if($name = $this->AddPPD($file['tmp_name'])){
114 $this->SelectPPD($name);
115 }
116 }else{
117 msg_dialog::display(_("PPD error"), msgPool::incorrectUpload(_("file is empty")), ERROR_DIALOG);
118 }
119 }
121 /* Overwrite existing PPD file and select it as currently used for this object */
122 if(is_object($this->add_later_msg_dialog) && ($this->add_later_msg_dialog->is_confirmed()) && $this->add_ppd_later != ""){
123 if($name = $this->AddPPD($this->add_ppd_later,TRUE)){
124 $this->SelectPPD($name);
125 }
126 $this->add_ppd_later = "";
127 $this->add_later_msg_dialog = NULL;
128 }
130 /* Open a dialog that allow us to select different PPDs */
131 if(isset($_POST['SelectPPD'])){
132 $this->dialog= new printerPPDSelectionDialog($this->config,$this->dn,$this->ppdList,$this->ppdListHeader,$this->selectedPPD);
133 }
135 /* The selection dialog fpr PPDs is canceled */
136 if(isset($_POST['ClosePPDSelection'])){
137 unset($this->dialog);
138 $this->dialog=FALSE;
139 }
141 /* Div Selection */
142 if((isset($_GET['act']))&&($_GET['act']=="use")){
143 $this->SelectPPD(base64_decode($_GET['id']));
144 unset($this->dialog);
145 $this->dialog=FALSE;
147 }
149 /* if a dialog is open, print the dialog instead of this class */
150 if(is_object($this->dialog)){
151 $display = $this->dialog->execute();
152 return($display);
153 }
155 // ENDE PPD selection / upload / dialog handling
157 /* Give smarty the information it needs */
158 $smarty->assign("ppdString" ,$this->getPPDInformation());
159 $tmp= $this->generateProperties();
160 if ($tmp == ""){
161 $smarty->assign("showOptions", 0);
162 } else {
163 $smarty->assign("showOptions", 1);
164 $smarty->assign("properties",$this->generateProperties());
165 }
167 /* Print out template */
168 $display.= $smarty->fetch(get_template_path('printerPPDDialog.tpl', TRUE,dirname(__FILE__)));
169 return($display);
170 }
173 /* Select PPD */
174 function SelectPPD($name)
175 {
176 /* Replace base path we don't need it here
177 The path we need looks like this : "/Vendor/ModellName.ppd";
178 thats all */
179 $name = preg_replace("#".$this->pathToPPD."#","",$name);
181 /* Intialise some base vars */
182 $AbsoluteSourceName = $this->pathToPPD.$name;
183 $AbsoluteDestinationPath = $this->pathToPPD.$this->pathToModified;
184 $Vendor = ""; // Vendor
185 $Name = ""; // Name
186 $Modell = ""; // Modell
187 $PrinterName = ""; // The new name of the printer
188 $PPDName = "";
190 /* Force reload of config dialog */
191 $this->ppdConfig = false;
192 $this->selectedPPD['link'] = false;
194 /* Get PPD informations and set vendor / modell / name */
195 if((!file_exists($AbsoluteSourceName)) || (!is_readable($AbsoluteSourceName))){
196 msg_dialog::display(_("PPD error"), msgPool::cannotReadFile($AbsoluteSourceName), ERROR_DIALOG);
197 return;
198 }
199 $ppdDesc = $this->ppdManager->loadDescription($AbsoluteSourceName);
200 if($ppdDesc){
201 $Name = $ppdDesc['name'];
202 $Vendor = $ppdDesc['manufacturer'];
203 $Model = $ppdDesc['model'];
204 }
206 $PrinterName = $this->cn."-".preg_replace("/[^a-z0-9-_\.]/i","_",$Name);
207 $PPDName = $Vendor."/".$PrinterName.".ppd";
209 /* Create the vendors path, if it doesn't exists already */
210 if(!is_dir($AbsoluteDestinationPath.$Vendor)){
211 if(!(@mkdir($AbsoluteDestinationPath.$Vendor))){
212 msg_dialog::display(_("PPD error"), msgPool::cannotCreateFolder($AbsoluteDestinationPath.$Vendor), ERROR_DIALOG);
213 return(false);
214 }
215 }
217 /* Create destination file handle */
218 $fp = @fopen($AbsoluteDestinationPath.$PPDName,"w+");
219 if(!$fp){
220 msg_dialog::display(_("PPD error"), msgPool::cannotWriteFile($AbsoluteDestinationPath.$PPDName), ERROR_DIALOG);
221 return(false);
222 }
224 $str = file_get_contents($AbsoluteSourceName);
225 fputs($fp,$str);
226 @fclose($fp);
228 //$this->ppdManager->updateAttribute($filename,"NO_SECTION","ModelName",$printerName);
230 $tmp3['link'] =$PPDName;
231 $this->selectedPPD = $tmp3;
232 $this->getPrinterReload();
233 return($PPDName);
234 }
237 /* This function adds a new ppd file to the list of available ppds.
238 All required paths and files will be created
239 $_PathOnHdd e.g. = /tmp/PHP_tmpfile213452 */
240 function AddPPD($_PathOnHdd,$overwrite = FALSE)
241 {
242 /* Check if file exists && is readable */
243 if((!is_file($_PathOnHdd)) || (!is_readable($_PathOnHdd))){
244 msg_dialog::display(_("PPD error"), msgPool::cannotReadFile($_PathOnHdd), ERROR_DIALOG);
245 return(false);
246 }
248 /* Reload list to detect changes e.g. a file has been deleted */
249 $this->getPrinterReload();
251 /* Get Description from ppd, & parse out some informations */
252 $ppdDesc = @$this->ppdManager->loadDescription($_PathOnHdd);
253 if($ppdDesc){
254 $name = $ppdDesc['name'];
255 $vendor = $ppdDesc['manufacturer'];
256 $model = $ppdDesc['model'];
257 }
259 /* Check if parse was successfull */
260 if(empty($name) || empty($vendor)){
261 msg_dialog::display(_("PPD error"), sprintf(_("Cannot parse PPD '%s'!"), $_PathOnHdd), ERROR_DIALOG);
262 return(false);
263 }
265 /* Prepare list of ppds */
266 if(!isset($this->ppdList[$vendor])){
267 $this->ppdList[$vendor] = array();
268 }
270 /* Create ppd file and fill in the source contents */
271 $ppdname = $vendor."/".$name.".ppd";
272 $filename = $this->pathToPPD.preg_replace("/[^a-z0-9-_\.\/]/i","_",$ppdname);
273 $filename = $this->pathToPPD.$ppdname;
274 $contents = file_get_contents($_PathOnHdd);
277 /* Check if this ppd already exists */
278 $found = false;
279 foreach($this->ppdList[$vendor] as $key => $val){
280 if(preg_match("/".$model.".*/i",$key)){
281 $found = true;
282 if(!$overwrite){
283 if(!copy($_PathOnHdd,$_PathOnHdd."_back")){
284 msg_dialog::display(_("PPD error"), msgPool::cannotReadFile($_PathOnHdd), ERROR_DIALOG);
285 }else{
286 $this->add_ppd_later = $_PathOnHdd."_back";
287 $this->add_later_msg_dialog = new msg_dialog(_("Overwrite existing PPD"),
288 _("There is already a ppd file for this kind of printer. Do you want to overwrite it?"),CONFIRM_DIALOG);
289 }
290 return;
291 }
292 }
293 }
295 /* Create the vendors path, if it doesn't exists already */
296 if(!is_dir($this->pathToPPD.$vendor)){
297 if(!(@mkdir($this->pathToPPD.$vendor))){
298 msg_dialog::display(_("PPD error"), msgPool::cannotCreateFolder($this->pathToPPD.$vendor), ERROR_DIALOG);
299 return(false);
300 }
301 }
303 /* Open file handle */
304 $fp = fopen($filename,"w+");
306 /* Check file handle & contents */
307 if(!$fp){
308 msg_dialog::display(_("PPD error"), msgPool::cannotWriteFile($filename), ERROR_DIALOG);
309 return;
310 }
311 if(empty($contents)){
312 msg_dialog::display(_("PPD error"), msgPool::incorrectUpload(_("file is empty")), ERROR_DIALOG);
313 return;
314 }
316 /* Fille file with data */
317 fputs($fp,$contents);
318 @fclose($fp);
320 /* Our job is done here */
321 return($ppdname);
322 }
325 /* This function reloads the list of available printers/vendors
326 $this->ppdListHeader
327 Compaq => 1
328 $this->ppdList
329 Compaq => Compaq IJ1200 => name => Compaq IJ1200
330 link => /var/spool/ppd/Compaq/Compaq-J1200.ppd
331 ppd => Compaq - Co
332 */
333 function getPrinterReload()
334 {
335 if(is_readable($this->pathToPPD)){
336 $tmp = @$this->ppdManager->getPrinterList(true);
338 $this->ppdListHeader = $this->ppdList = array();
340 /* Sort all available files, and create header (Vendor index) */
341 foreach($tmp as $file=>$ppd){
343 if(preg_match("#".$this->pathToModified."#",$file)) continue;
345 if(!isset($this->ppdListHeader[$ppd['manufacturer']])){
346 $this->ppdListHeader[$ppd['manufacturer']]=0;
347 }
349 $tmp3['name'] =$ppd['name'];
350 $tmp3['link'] =$file;
351 $tmp3['ppd'] =$ppd;
352 $this->ppdListHeader[$ppd['manufacturer']]++;
353 $this->ppdList[$ppd['manufacturer']][$ppd['name']]=$tmp3;
354 }
355 }
356 }
359 /* Save all options posted from ppd dialog */
360 function save_object()
361 {
362 if(!((isset($_POST['PPDDisSubmitted'])) && (is_array($this->ppdConfig)))){
363 return;
364 }
366 foreach($this->ppdConfig as $cat => $obj){
367 foreach($obj as $attr => $attributes){
368 if(isset($_POST[base64_encode($attributes['_name'])])){
369 $this->ppdConfig[$cat][$attr]['_default'] = $_POST[base64_encode($attributes['_name'])];
370 }
371 }
372 }
373 }
376 /* Save modified ppd */
377 function save_ppd()
378 {
379 if($this->ppdManager){
380 $this->ppdManager->saveProperties($this->pathToPPD.$this->pathToModified.$this->selectedPPD['link'],$this->ppdConfig);
381 }
382 }
385 /* Return selected ppd path, if none is selected then false */
386 function save()
387 {
388 /* return the selected PPD, and in future the selected options too */
389 return($this->pathToModified.$this->selectedPPD['link']);
390 }
393 /* Get Information for a single PPD entry
394 * This will be shown on top of template
395 */
396 function getPPDInformation()
397 {
398 $str = "none";
399 if(!empty($this->selectedPPD)){
400 $ppdDesc = $this->ppdManager->loadDescription($this->pathToPPD.$this->pathToModified.$this->selectedPPD['link']);
401 $str = $ppdDesc['name'];
402 }
403 return($str) ;
404 }
406 /* Display all options from the selected ppd file */
407 function generateProperties()
408 {
409 /* Set Headline */
410 $str = "";
411 $feed= "";
413 $s_ppd = $this->pathToPPD.$this->pathToModified.$this->selectedPPD['link'];
415 /* If ppd exists and is readable */
416 if((!empty($this->selectedPPD['link']))&&(file_exists($s_ppd))){
418 /* If there is no initial Configuration, load it */
419 if($this->ppdConfig == false){
420 $this->ppdConfig = $this->ppdManager->loadProperties($s_ppd);
421 }
423 /* Create a table */
424 $str .= "<div style='padding-left:30px;'><table summary=''>";
426 /* Input all data to the table */
427 foreach($this->ppdConfig as $cat => $obj){
429 /* Add new category */
430 $str .= "<tr><td colspan='2'>$feed";
431 if ($feed == ""){
432 $feed= "<br>";
433 }
434 $str .= "<b>"._("Section")." '".$cat."' </b><br>";
435 $str .= "</td></tr>";
437 /* Add attributes of the current category */
438 foreach($obj as $attr => $settings){
440 /* Skip all entries beginning with _ */
441 if($attr[0] == "_") continue;
443 /* Prepare data */
444 $values = array();
445 $name = $settings['_name'];
447 if (!isset($settings['_default'])){
448 $default = "";
449 } else {
450 $default = $settings['_default'];
451 }
453 $type = $settings['_type'];
455 /* Add name to table */
456 $str .= "<tr><td style='padding-left:40px;'>\n";
457 $str .= $name."<br>\n";
458 $str .= "</td><td>\n";
460 /* Get all values */
461 foreach( $settings as $vname => $value){
462 if($vname[0] != "_"){
463 $values[$vname]= $value;
464 }
465 }
467 /* preparing Html output
468 * Supported types are PickOne/Boolean
469 */
471 /* If type is PickOne, create a select box */
472 if(($type == "PickOne")||(($type=="Boolean")&&(count($values)>1))){
474 $str .= "<select name='".base64_encode($name)."'>\n";
475 foreach($values as $optionKey => $value){
476 $selected = "";
477 if($optionKey == $default){
478 $selected = " selected ";
479 }
480 $str .= "<option value='".$optionKey."' ".$selected.">".$value."</option>\n";
481 }
482 $str .= "</select>\n";
484 }elseif($type == "Boolean"){
486 /* If type is Boolean & no values are given */
487 $str .= "<select name='".base64_encode($name)."'>\n";
488 if($default == "False"){
489 $str .= "<option value='True' >"._("True")."</option>\n";
490 $str .= "<option value='False' selected>"._("False")."</option>\n";
491 }else{
492 $str .= "<option value='True' selected>"._("True")."</option>\n";
493 $str .= "<option value='False' >"._("False")."</option>\n";
494 }
495 $str .= "</select>\n";
497 }else{
498 msg_dialog::display(_("PPD error"), sprintf(_("PPD type '%s' is not supported!"), $type), ERROR_DIALOG);
499 }
500 $str .= "</td></tr>\n";
501 }
502 }
503 $str .= "</table></div>\n";
504 }
505 return($str);
506 }
508 function removeModifiedPPD()
509 {
510 $path = $this->pathToPPD.$this->pathToModified.$this->selectedPPD['link'];
512 if(file_exists($path)){
513 if(is_writeable($path)){
514 if(!@unlink($path)){
515 msg_dialog::display(_("PPD error"), msgPool::cannotDeleteFile($path), ERROR_DIALOG);
516 }
517 }else{
518 msg_dialog::display(_("PPD error"), msgPool::cannotDeleteFile($path), ERROR_DIALOG);
519 }
520 }else{
521 msg_dialog::display(_("PPD error"), msgPool::cannotDeleteFile($path), ERROR_DIALOG);
522 }
523 }
525 function update_ppd_url()
526 {
527 $this->SelectPPD("modified/".$this->selectedPPD['link']);
528 return("modified/".$this->selectedPPD['link']);
529 }
531 function check()
532 {
533 $message = plugin::check();
534 if(empty($this->selectedPPD['link'])){
535 $message[] = _("Please select a valid ppd file or use 'Cancel' to go back to printer configuration.");
536 }
537 return($message);
538 }
539 }
540 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
541 ?>