include/class_debconfTemplate.inc

   1 <?php
   2
   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 $template= array();
  10
  11
  12   function debconf($package= "", $language= "")
  13   {
  14     $this->set_language($language);
  15     $this->set_package($package);
  16   }
  17
  18
  19   function set_package($package)
  20   {
  21     $this->package= $package;
  22     return ($this->load());
  23   }
  24
  25
  26   function set_template_directory($directory)
  27   {
  28     if (is_dir($directory) && is_readable($directory)){
  29       $this->template_directory = $directory;
  30       return TRUE;
  31     }
  32
  33     $this->template_directory= "";
  34     return FALSE;
  35   }
  36
  37
  38   function set_language($language)
  39   {
  40     $this->language= $language;
  41   }
  42
  43
  44   function load()
  45   {
  46     /* Reject requests, if parameters are not set */
  47     if ($this->package == "" || $this->template_directory == ""){
  48       return (FALSE);
  49     }
  50
  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();
  55
  56       /* Read template array */
  57       $post_name              = 0;
  58       $langcode             = $this->language.".UTF-8";
  59       $in_description       = FALSE;
  60       $got_local_description= FALSE;
  61
  62       $fh= fopen($filename, 'r');
  63
  64       while (!feof($fh)){
  65         $line= fgets($fh, 1024);
  66
  67         /* Reset description flag */
  68         if ($in_description && !preg_match("/^ /", $line)){
  69           $in_description= FALSE;
  70         }
  71
  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'] ="";
  78
  79           $got_local_description= FALSE;
  80           continue;
  81         }
  82
  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         }
  89
  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']= $default;
  95           continue;
  96         }
  97
  98         /* Get description */
  99         if (!$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           $in_description= TRUE;
 105           continue;
 106         }
 107
 108         /* Fill description */
 109         if (!$got_local_description && $in_description){
 110           $description= preg_replace("/^ (.*)$/", "\\1", $line);
 111           $this->template[$post_name]['Description'].= $description;
 112           continue;
 113         }
 114
 115         /* Get local description */
 116         if (preg_match("/^Description-$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         }
 124
 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         }
 131
 132         /* Get native choices */
 133         if (preg_match("/^Choices: /", $line)){
 134           $type= trim(preg_replace("/^Choices: (.*)$/", "\\1", $line));
 135           $this->template[$post_name]['Choices']= $type;
 136         }
 137
 138         /* Get local choices */
 139         if (preg_match("/^Choices-$langcode: /", $line)){
 140           $type= trim(preg_replace("/^Choices-$langcode: (.*)$/", "\\1", $line));
 141           $this->template[$post_name]['Choices-local']= $type;
 142         }
 143
 144       }
 145
 146       fclose($fh);
 147       $this->has_template= TRUE;
 148
 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;
 155
 156       return (TRUE);
 157     }
 158
 159     $this->has_template= FALSE;
 160     return (FALSE);
 161   }
 162
 163
 164   function has_template()
 165   {
 166     return ($this->has_template);
 167   }
 168
 169
 170   /* Check if some fields are posted */
 171   function PostCheck()
 172   {
 173     /* Walk through all template variables */
 174     foreach($this->template as $post_name => $entry){
 175
 176       /* Check if this var is set*/
 177       if(isset($_POST[$entry['post_name']])){
 178
 179         /* special handling for arrays */
 180         if(is_array($_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     }
 192
 193     foreach($this->template as $post_name => $entry){
 194       if(isset($_POST["multi-".$entry['post_name']])){
 195         $this->template[$post_name]['Default']= "";
 196         foreach($_POST as $name => $value){
 197           if(preg_match("/".$entry['post_name']."-multi-/",$name)){
 198             $this->template[$post_name]['Default'] .= $value.", ";
 199           }
 200         }
 201         $this->template[$post_name]['Default'] = preg_replace("/, $/","",$this->template[$post_name]['Default']);
 202       }
 203     }
 204
 205
 206   }
 207
 208
 209   /* This funtion sets the defualt value */
 210   function SetDefault($var,$val)
 211   {
 212     if($this->has_template){
 213       foreach($this->template as $key => $tmp){
 214         if($tmp['Name'] == $var ){
 215           $this->template[$key]['Default'] = $val;
 216         }
 217       }
 218     }
 219   }
 220
 221
 222   /* Display all possible options in html*/
 223   function get_dialog()
 224   {
 225     if ($this->has_template){
 226       $result= "<table>";
 227
 228       foreach ($this->template as $post_name => $entry){
 229
 230         $types= array("boolean" => "", "multiselect" => "", "note" => "",
 231             "password" => "", "select" => "", "string" => "", "text" => "", "title" => "");
 232
 233         /* Check if type is available */
 234         if ((isset($entry['Type']))&&(isset($types[$entry['Type']]))){
 235
 236           /* Produce type specific output */
 237           $fn= "render_".$entry['Type'];
 238           $str = $this->$fn($entry);
 239           if(!empty($str)){
 240             $result.=$str."<tr><td colspan='2'><p class='seperator'>&nbsp;</p></td></tr>";
 241           }
 242         } else {
 243           //php_error(E_WARNING, "An unknown type has been specified in the debconf template. Please fix.");
 244         }
 245       }
 246
 247
 248       $result .= "<input type='hidden' post_name='check_post' value='1'></table>";
 249       return ($result);
 250     } else {
 251       return _("This package has no debconf options.");
 252     }
 253   }
 254
 255
 256   function render_boolean($data)
 257   {
 258
 259     $post_name= $data['post_name'];
 260     $result="
 261       <tr>
 262       <td valign='top' style='width:100%'>
 263       <h2>".$data['Topic']."</h2>".$data['Description']."
 264       </td>
 265       <td style=\"white-space:nowrap; vertical-align:top; border-left: 1px solid rgb(160, 160, 160);\">";
 266
 267     foreach(array("true","false") as $value){
 268       if($data['Default'] == $value){
 269         $result.="<input type='radio' name='".$data['post_name']."' value='".$value."' checked>"._($value);
 270       }else{
 271         $result.="<input type='radio' name='".$data['post_name']."' value='".$value."' >"._($value);
 272       }
 273       $result.="<br>";
 274     }
 275
 276     $result.= "
 277       </td>
 278       </tr>
 279       ";
 280
 281     return ($result);
 282   }
 283
 284
 285   function render_multiselect($data)
 286   {
 287     $post_name= $data['post_name'];
 288     if (preg_match('/\$\{/', $data['Choices'])){
 289       $choices= array("Need to use some text...");
 290     } else {
 291       $choices= "";
 292       foreach (split(", ", $data['Choices']) as $choice){
 293         $choices[]= $choice;
 294       }
 295     }
 296
 297     $result="
 298       <tr>
 299       <td valign='top'>
 300       <h2>".$data['Topic']."</h2>".$data['Description']."
 301       </td>
 302       <td valign='top'  style=\"white-space:nowrap; border-left: 1px solid rgb(160, 160, 160);\">
 303         <input type='hidden' name='multi-".$post_name."' value='1'>
 304       ";
 305
 306     $defs = split(", ",$data['Default']);
 307     foreach($choices as $value){
 308       if(in_array($value,$defs)){
 309         $result.="\n<input name='".$post_name."-multi-".$value."' type='checkbox' value='".htmlentities($value)."' checked>".$value."<br>";
 310       }else{
 311         $result.="\n<input name='".$post_name."-multi-".$value."' type='checkbox' value='".htmlentities($value)."'>".$value."<br>";
 312       }
 313     }
 314
 315   $result .=    "</td>
 316       </tr>
 317       ";
 318
 319     return ($result);
 320   }
 321
 322
 323   function render_note($data)
 324   {
 325     /* Ignore notes, they do not makes sense, since we don't get any
 326        chance to test entered values... */
 327     return ("");
 328   }
 329
 330
 331   function render_password($data)
 332   {
 333     $result=  "";
 334     $result.= "<tr><td valign='top'>";
 335     $result.= "<h2>".$data['Topic']."</h2>".$data['Description']."</td><td style=\"white-space:nowrap; border-left: 1px solid rgb(160, 160, 160);\">&nbsp;<input type='text' name='".$data['post_name']."' value='".$data['Default']."'></b><br><br>";
 336     $result.= $data['Description'];
 337     $result.= "</td>";
 338
 339     return ($result);
 340   }
 341
 342
 343   function render_select($data)
 344   {
 345     $post_name= $data['post_name'];
 346
 347     if (preg_match('/\$\{/', $data['Choices'])){
 348       $choices= array("Need to use some text...");
 349     } else {
 350       $choices= "";
 351       foreach (split(", ", $data['Choices']) as $choice){
 352         $choices[]= $choice;
 353       }
 354     }
 355
 356
 357     $result="
 358
 359       <tr>
 360       <td valign='top'>
 361       <h2>".$data['Topic']."</h2>".$data['Description']."
 362       </td>
 363       <td  valign='top'  style=\"white-space:nowrap; border-left: 1px solid rgb(160, 160, 160);\">
 364       ";
 365
 366     foreach($choices as $value){
 367       if($data['Default'] == $value){
 368         $result.="\n<input type='radio' name='".$post_name."' value='".htmlentities($value)."' checked >".htmlentities($value)."<br>";
 369       }else{
 370         $result.="\n<input type='radio' name='".$post_name."' value='".htmlentities($value)."'>".htmlentities($value)."<br>";
 371       }
 372     }
 373
 374     $result.= "
 375
 376       </td>
 377       </tr>
 378       ";
 379
 380     return ($result);
 381   }
 382
 383
 384   function render_string($data)
 385   {
 386     $result=  "
 387                 <tr>
 388                   <td valign='top'>
 389                     <h2>".$data['Topic']."</h2>".$data['Description']."
 390                   </td>
 391                   <td  style=\"white-space:nowrap; border-left: 1px solid rgb(160, 160, 160);\">
 392                     <input type='text' name='".$data['post_name']."' value='".$data['Default']."'>
 393                   </td>
 394                 </tr>
 395               ";
 396
 397     return ($result);
 398   }
 399
 400
 401   function render_text($data)
 402   {
 403     /* Ignore text messages, they are normally used for status hints. */
 404     return ("");
 405   }
 406
 407
 408   function render_title($data)
 409   {
 410     /* Ignore text messages, they are normally used for status hints. */
 411     return ("");
 412   }
 413
 414 }
 415
 416
 417 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 418 ?>