1 <?php
3 class debconf
4 {
5 var $package= "";
6 var $language= "";
7 var $has_template= FALSE;
8 var $template_directory= "/var/lib/dpkg/info";
9 var $template= array();
12 function debconf($package= "", $language= "")
13 {
14 $this->set_language($language);
15 $this->set_package($package);
16 }
19 function set_package($package)
20 {
21 $this->package= $package;
22 return ($this->load());
23 }
26 function set_template_directory($directory)
27 {
28 if (is_dir($directory) && is_readable($directory)){
29 $this->template_directory = $directory;
30 return TRUE;
31 }
33 $this->template_directory= "";
34 return FALSE;
35 }
38 function set_language($language)
39 {
40 $this->language= $language;
41 }
44 function load()
45 {
46 /* Reject requests, if parameters are not set */
47 if ($this->package == "" || $this->template_directory == ""){
48 return (FALSE);
49 }
51 /* Try to load package based template file */
52 $filename= preg_replace("/\/+/", "/", $this->template_directory."/".$this->package.".templates");
53 if (is_file($filename) && is_readable($filename)){
54 $this->template= array();
56 /* Read template array */
57 $post_name = 0;
58 $langcode = $this->language.".UTF-8";
59 $in_description = FALSE;
60 $got_local_description= FALSE;
62 $fh= fopen($filename, 'r');
64 while (!feof($fh)){
65 $line= fgets($fh, 1024);
67 /* Reset description flag */
68 if ($in_description && !preg_match("/^ /", $line)){
69 $in_description= FALSE;
70 }
72 /* Template header */
73 if (preg_match("/^Template: /", $line)){
74 $post_name ++;
75 $name= trim(preg_replace("/^Template: (.*)$/", "\\1", $line));
76 $this->template[$post_name]['Name'] = $name;
77 $this->template[$post_name]['Default'] ="";
79 $got_local_description= FALSE;
80 continue;
81 }
83 /* Get type */
84 if (preg_match("/^Type: /", $line)){
85 $type= trim(preg_replace("/^Type: (.*)$/", "\\1", $line));
86 $this->template[$post_name]['Type']= $type;
87 continue;
88 }
90 /* Get default */
91 if (preg_match("/^Default: /", $line)){
92 $this->template[$post_name]['Default']= "";
93 $default= trim(preg_replace("/^Default: (.*)$/", "\\1", $line));
94 $this->template[$post_name]['Default']= $default;
95 continue;
96 }
98 /* Get description */
99 if (!$got_local_description && preg_match("/^Description: /", $line)){
100 $this->template[$post_name]['Description']= "";
101 $description= trim(preg_replace("/^Description: (.*)$/", "\\1", $line));
102 $this->template[$post_name]['Topic']= $description;
103 $this->template[$post_name]['Description']= "";
104 $in_description= TRUE;
105 continue;
106 }
108 /* Fill description */
109 if (!$got_local_description && $in_description){
110 $description= preg_replace("/^ (.*)$/", "\\1", $line);
111 $this->template[$post_name]['Description'].= $description;
112 continue;
113 }
115 /* Get local description */
116 if (preg_match("/^Description-$langcode: /", $line)){
117 $description= trim(preg_replace("/^Description-$langcode: (.*)$/", "\\1", $line));
118 $this->template[$post_name]['Topic']= $description;
119 $in_description= TRUE;
120 $got_local_description= TRUE;
121 $this->template[$post_name]['Description']= "";
122 continue;
123 }
125 /* Fill local description */
126 if ($got_local_description && $in_description){
127 $description= preg_replace("/^ (.*)$/", "\\1", $line);
128 $this->template[$post_name]['Description'].= $description;
129 continue;
130 }
132 /* Get native choices */
133 if (preg_match("/^Choices: /", $line)){
134 $type= trim(preg_replace("/^Choices: (.*)$/", "\\1", $line));
135 $this->template[$post_name]['Choices']= $type;
136 }
138 /* Get local choices */
139 if (preg_match("/^Choices-$langcode: /", $line)){
140 $type= trim(preg_replace("/^Choices-$langcode: (.*)$/", "\\1", $line));
141 $this->template[$post_name]['Choices-local']= $type;
142 }
144 }
146 fclose($fh);
147 $this->has_template= TRUE;
149 $tmp= array();
150 foreach($this->template as $post_name => $template){
151 $template['post_name'] = "post_".$post_name;
152 $tmp[] = $template;
153 }
154 $this->template = $tmp;
156 return (TRUE);
157 }
159 $this->has_template= FALSE;
160 return (FALSE);
161 }
164 function has_template()
165 {
166 return ($this->has_template);
167 }
170 /* Check if some fields are posted */
171 function PostCheck()
172 {
173 /* Walk through all template variables */
174 foreach($this->template as $post_name => $entry){
176 /* Check if this var is set*/
177 if(isset($_POST[$entry['post_name']])){
179 /* special handling for arrays */
180 if(is_array($_POST[$entry['post_name']])){
181 $str = "";
182 foreach($_POST[$entry['post_name']] as $val){
183 $str.= $val.", ";
184 }
185 $str = preg_replace("/\,\ $/","",$str);
186 $this->template[$post_name]['Default'] = $str;
187 }else{
188 $this->template[$post_name]['Default'] = $_POST[$entry['post_name']];
189 }
190 }
191 }
193 }
196 /* This funtion sets the defualt value */
197 function SetDefault($var,$val)
198 {
199 if($this->has_template){
200 foreach($this->template as $key => $tmp){
201 if($tmp['Name'] == $var ){
202 $this->template[$key]['Default'] = $val;
203 }
204 }
205 }
206 }
209 /* Display all possible options in html*/
210 function get_dialog()
211 {
212 if ($this->has_template){
213 $result= "";
215 foreach ($this->template as $post_name => $entry){
217 $types= array("boolean" => "", "multiselect" => "", "note" => "",
218 "password" => "", "select" => "", "string" => "", "text" => "", "title" => "");
220 /* Check if type is available */
221 if ((isset($entry['Type']))&&(isset($types[$entry['Type']]))){
223 /* Produce type specific output */
224 $fn= "render_".$entry['Type'];
225 $result.= $this->$fn($entry);
226 } else {
227 //php_error(E_WARNING, "An unknown type has been specified in the debconf template. Please fix.");
228 }
229 }
231 $result .= "<input type='hidden' post_name='check_post' value='1'>";
232 return ($result);
233 } else {
234 return _("This package has no debconf options.");
235 }
236 }
239 function render_boolean($data)
240 {
242 $post_name= $data['post_name'];
243 $result="
244 <table width='100%' border=0>
245 <tr>
246 <td valign='top'>
247 <b>".$data['Topic']."</b>
248 </td>
249 <td width='10%' valign='top'>";
251 foreach(array("true","false") as $value){
252 if($data['Default'] == $value){
253 $result.="<input type='radio' name='".$data['post_name']."' value='".$value."' checked>".$value."</option>";
254 }else{
255 $result.="<input type='radio' name='".$data['post_name']."' value='".$value."' >".$value."</option>";
256 }
257 }
259 $result.= "
260 </td>
261 </tr>
262 <tr>
263 <td colspan=2>".$data['Description']."
264 </td>
265 </tr>
266 </table>";
268 $result.= "<p class='seperator'> </p>";
269 return ($result);
270 }
273 function render_multiselect($data)
274 {
275 $post_name= $data['post_name'];
276 if (preg_match('/\$\{/', $data['Choices'])){
277 $choices= array("Need to use some text...");
278 } else {
279 $choices= "";
280 foreach (split(", ", $data['Choices']) as $choice){
281 $choices[]= $choice;
282 }
283 }
286 $result="
287 <table width='100%' border=0>
288 <tr>
289 <td valign='top'>
290 <b>".$data['Topic']."</b>
291 </td>
292 <td width='10%' valign='top'>
293 <select name='".$post_name."[]' multiple size=5>";
295 $defs = split(", ",$data['Default']);
297 foreach($choices as $value){
298 if(in_array($value,$defs)){
299 $result.="\n<option value='".htmlentities($value)."' selected>".htmlentities($value)."</option>";
300 }else{
301 $result.="\n<option value='".htmlentities($value)."'>".htmlentities($value)."</option>";
302 }
303 }
305 $result.= "
306 </select>
307 </td>
308 </tr>
309 <tr>
310 <td colspan=2>".$data['Description']."
311 </td>
312 </tr>
313 </table>";
314 $result.= "<p class='seperator'> </p>";
316 return ($result);
317 }
320 function render_note($data)
321 {
322 /* Ignore notes, they do not makes sense, since we don't get any
323 chance to test entered values... */
324 return ("");
325 }
328 function render_password($data)
329 {
330 $result= "<table width='100%' border=0>";
331 $result.= "<tr><td valign='top'>";
332 $result.= "<b>".$data['Topic']." <input type='text' name='".$data['post_name']."' value='".$data['Default']."'></b><br><br>";
333 $result.= $data['Description'];
334 $result.= "</td></table>";
335 $result.= "<p class='seperator'> </p>";
337 return ($result);
338 }
341 function render_select($data)
342 {
343 $post_name= $data['post_name'];
345 if (preg_match('/\$\{/', $data['Choices'])){
346 $choices= array("Need to use some text...");
347 } else {
348 $choices= "";
349 foreach (split(", ", $data['Choices']) as $choice){
350 $choices[]= $choice;
351 }
352 }
355 $result="
356 <table width='100%' border=0>
357 <tr>
358 <td valign='top'>
359 <b>".$data['Topic']."</b>
360 </td>
361 <td width='10%' valign='top'>
362 <select name='".$post_name."'>";
364 foreach($choices as $value){
365 if($data['Default'] == $value){
366 $result.="\n<option value='".htmlentities($value)."' selected>".htmlentities($value)."</option>";
367 }else{
368 $result.="\n<option value='".htmlentities($value)."'>".htmlentities($value)."</option>";
369 }
370 }
372 $result.= "
373 </select>
374 </td>
375 </tr>
376 <tr>
377 <td colspan=2>".$data['Description']."
378 </td>
379 </tr>
380 </table>";
381 $result.= "<p class='seperator'> </p>";
383 return ($result);
384 }
387 function render_string($data)
388 {
389 $result= "<table width='100%' border=0>
390 <tr>
391 <td valign='top'>
392 <b>".$data['Topic']."</b>
393 </td>
394 <td width='10%'>
395 <input type='text' name='".$data['post_name']."' value='".$data['Default']."'>
396 </td>
397 </tr>
398 <tr>
399 <td colspan='2'>
400 ".$data['Description']."
401 </td>
402 </tr>
403 </td></table>";
404 $result.= "<p class='seperator'> </p>";
406 return ($result);
407 }
410 function render_text($data)
411 {
412 /* Ignore text messages, they are normally used for status hints. */
413 return ("");
414 }
417 function render_title($data)
418 {
419 /* Ignore text messages, they are normally used for status hints. */
420 return ("");
421 }
423 }
425 # Example:
426 #$debconf= new debconf("libnss-ldap", "de");
427 #echo $debconf->get_dialog();
429 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
430 ?>