include/class_debconfTemplate.inc

   1 <?php
   2
   3 class debconf
   4 {
   5   var $package= "";
   6   var $language= "";
   7   var $loaded_template= FALSE;
   8   var $template_directory= "";
   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= $package;
  22   }
  23
  24
  25   function set_template_directory($directory)
  26   {
  27     if (is_dir($directory) && is_readable($directory)){
  28       $this->template_directory = $directory;
  29       return TRUE;
  30     }
  31
  32     $this->template_directory= "";
  33     return FALSE;
  34   }
  35
  36
  37   function set_language($language)
  38   {
  39     $this->language= $language;
  40   }
  41
  42
  43   function load()
  44   {
  45     if( TRUE === $this->has_template() ) {
  46
  47       /* Try to load package based template file */
  48       $this->template= array();
  49
  50       /* Read template array */
  51       $post_name             = 0;
  52       $langcode              = $this->language.".UTF-8";
  53       $in_description        = FALSE;
  54       $got_local_description = FALSE;
  55
  56       $fh= fopen($filename, 'r');
  57
  58       while (!feof($fh)){
  59         $line= fgets($fh, 1024);
  60
  61         /* Reset description flag */
  62         if ($in_description && !preg_match("/^ /", $line)){
  63           $in_description= FALSE;
  64         }
  65
  66         /* Template header */
  67         if (preg_match("/^Template: /", $line)){
  68           $post_name ++;
  69           $name= trim(preg_replace("/^Template: (.*)$/", "\\1", $line));
  70           $this->template[$post_name]['Name'] = $name;
  71           $this->template[$post_name]['Default'] ="";
  72
  73           $got_local_description= FALSE;
  74           continue;
  75         }
  76
  77         /* Get type */
  78         if (preg_match("/^Type: /", $line)){
  79           $type= trim(preg_replace("/^Type: (.*)$/", "\\1", $line));
  80           $this->template[$post_name]['Type']= $type;
  81           continue;
  82         }
  83
  84         /* Get default */
  85         if (preg_match("/^Default: /", $line)){
  86           $this->template[$post_name]['Default']= "";
  87           $default= trim(preg_replace("/^Default: (.*)$/", "\\1", $line));
  88           $this->template[$post_name]['Default']= $default;
  89           continue;
  90         }
  91
  92         /* Get description */
  93         if (!$got_local_description && preg_match("/^Description: /", $line)){
  94           $this->template[$post_name]['Description']= "";
  95           $description= trim(preg_replace("/^Description: (.*)$/", "\\1", $line));
  96           $this->template[$post_name]['Topic']= $description;
  97           $this->template[$post_name]['Description']= "";
  98           $in_description= TRUE;
  99           continue;
 100         }
 101
 102         /* Fill description */
 103         if (!$got_local_description && $in_description){
 104           $description= preg_replace("/^ (.*)$/", "\\1", $line);
 105           $this->template[$post_name]['Description'].= $description;
 106           continue;
 107         }
 108
 109         /* Get local description */
 110         if (preg_match("/^Description-$langcode: /", $line)){
 111           $description= trim(preg_replace("/^Description-$langcode: (.*)$/", "\\1", $line));
 112           $this->template[$post_name]['Topic']= $description;
 113           $in_description= TRUE;
 114           $got_local_description= TRUE;
 115           $this->template[$post_name]['Description']= "";
 116           continue;
 117         }
 118
 119         /* Fill local description */
 120         if ($got_local_description && $in_description){
 121           $description= preg_replace("/^ (.*)$/", "\\1", $line);
 122           $this->template[$post_name]['Description'].= $description;
 123           continue;
 124         }
 125
 126         /* Get native choices */
 127         if (preg_match("/^Choices: /", $line)){
 128           $type= trim(preg_replace("/^Choices: (.*)$/", "\\1", $line));
 129           $this->template[$post_name]['Choices']= $type;
 130         }
 131
 132         /* Get local choices */
 133         if (preg_match("/^Choices-$langcode: /", $line)){
 134           $type= trim(preg_replace("/^Choices-$langcode: (.*)$/", "\\1", $line));
 135           $this->template[$post_name]['Choices-local']= $type;
 136         }
 137
 138       }
 139
 140       fclose($fh);
 141       $this->loaded_template= TRUE;
 142
 143       $tmp= array();
 144       foreach($this->template as $post_name => $template){
 145         $template['post_name'] = "post_".$post_name;
 146         $tmp[] = $template;
 147       }
 148       $this->template = $tmp;
 149
 150       return (TRUE);
 151     }
 152
 153     $this->loaded_template= FALSE;
 154     return (FALSE);
 155   }
 156
 157
 158   function has_template()
 159   {
 160     /* Reject requests, if parameters are not set */
 161     if ($this->package == "" || $this->template_directory == ""){
 162       return (FALSE);
 163     }
 164     $filename= preg_replace("/\/+/", "/", $this->template_directory."/".$this->package.".templates");
 165     return (is_file($filename) && is_readable($filename));
 166   }
 167
 168
 169   /* Check if some fields are posted */
 170   function PostCheck()
 171   {
 172     /* Walk through all template variables */
 173     foreach($this->template as $post_name => $entry){
 174
 175       /* Check if this var is set*/
 176       if(isset($_POST[$entry['post_name']])){
 177
 178         /* special handling for arrays */
 179         if(is_array($_POST[$entry['post_name']])){
 180           $str = "";
 181           foreach($_POST[$entry['post_name']] as $val){
 182             $str.= $val.", ";
 183           }
 184           $str = preg_replace("/\,\ $/","",$str);
 185           $this->template[$post_name]['Default'] = $str;
 186         }else{
 187           $this->template[$post_name]['Default'] = $_POST[$entry['post_name']];
 188         }
 189       }
 190     }
 191
 192     foreach($this->template as $post_name => $entry){
 193       if(isset($_POST["multi-".$entry['post_name']])){
 194         $this->template[$post_name]['Default']= "";
 195         foreach($_POST as $name => $value){
 196           if(preg_match("/".$entry['post_name']."-multi-/",$name)){
 197             $this->template[$post_name]['Default'] .= $value.", ";
 198           }
 199         }
 200         $this->template[$post_name]['Default'] = preg_replace("/, $/","",$this->template[$post_name]['Default']);
 201       }
 202     }
 203
 204
 205   }
 206
 207
 208   /* This funtion sets the defualt value */
 209   function SetDefault($var,$val)
 210   {
 211     if ($this->loaded_template) {
 212       foreach($this->template as $key => $tmp){
 213         if($tmp['Name'] == $var ){
 214           $this->template[$key]['Default'] = $val;
 215         }
 216       }
 217     }
 218   }
 219
 220
 221   /* Display all possible options in html*/
 222   function get_dialog()
 223   {
 224     if ($this->loaded_template) {
 225       $result= "<table summary=''>";
 226
 227       foreach ($this->template as $post_name => $entry){
 228
 229         $types= array("boolean" => "", "multiselect" => "", "note" => "",
 230             "password" => "", "select" => "", "string" => "", "text" => "", "title" => "");
 231
 232         /* Check if type is available */
 233         if ((isset($entry['Type']))&&(isset($types[$entry['Type']]))){
 234
 235           /* Produce type specific output */
 236           $fn= "render_".$entry['Type'];
 237           $str = $this->$fn($entry);
 238           if(!empty($str)){
 239             $result.=$str."<tr><td colspan='2'><p class='seperator'>&nbsp;</p></td></tr>";
 240           }
 241         } else {
 242           //php_error(E_WARNING, "An unknown type has been specified in the debconf template. Please fix.");
 243         }
 244       }
 245
 246
 247       $result .= "<input type='hidden' post_name='check_post' value='1'></table>";
 248       return ($result);
 249     } else {
 250       return _("This package has no debconf options.");
 251     }
 252   }
 253
 254
 255   function render_boolean($data)
 256   {
 257
 258     $post_name= $data['post_name'];
 259     $result="
 260       <tr>
 261       <td valign='top' style='width:100%'>
 262       <h2>".$data['Topic']."</h2>".$data['Description']."
 263       </td>
 264       <td style=\"white-space:nowrap; vertical-align:top; border-left: 1px solid rgb(160, 160, 160);\">";
 265
 266     foreach(array("true","false") as $value){
 267       if($data['Default'] == $value){
 268         $result.="<input type='radio' name='".$data['post_name']."' value='".$value."' checked>"._($value);
 269       }else{
 270         $result.="<input type='radio' name='".$data['post_name']."' value='".$value."' >"._($value);
 271       }
 272       $result.="<br>";
 273     }
 274
 275     $result.= "
 276       </td>
 277       </tr>
 278       ";
 279
 280     return ($result);
 281   }
 282
 283
 284   function render_multiselect($data)
 285   {
 286     $post_name= $data['post_name'];
 287     if (preg_match('/\$\{/', $data['Choices'])){
 288       $result= $this->render_string($data);
 289     } else {
 290       $choices= "";
 291       foreach (split(", ", $data['Choices']) as $choice){
 292         $choices[]= $choice;
 293       }
 294
 295
 296       $result="
 297         <tr>
 298         <td valign='top'>
 299         <h2>".$data['Topic']."</h2>".$data['Description']."
 300         </td>
 301         <td valign='top'  style=\"white-space:nowrap; border-left: 1px solid rgb(160, 160, 160);\">
 302           <input type='hidden' name='multi-".$post_name."' value='1'>
 303         ";
 304
 305       $defs = split(", ",$data['Default']);
 306       foreach($choices as $value){
 307         if(in_array($value,$defs)){
 308           $result.="\n<input name='".$post_name."-multi-".$value."' type='checkbox' value='".htmlentities($value)."' checked>".$value."<br>";
 309         }else{
 310           $result.="\n<input name='".$post_name."-multi-".$value."' type='checkbox' value='".htmlentities($value)."'>".$value."<br>";
 311         }
 312       }
 313
 314     $result .=    "</td>
 315         </tr>
 316         ";
 317     }
 318
 319     return ($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>".$data['Description']."
 390                   </td>
 391                   <td  style=\"white-space:nowrap; border-left: 1px solid rgb(160, 160, 160);\" valign='top'>
 392                     <input type='text' name='".$data['post_name']."' value='".$data['Default']."' style='width:300px;'>
 393                   </td>
 394                 </tr>
 395               ";
 396
 397     return ($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 ?>