modules/Command.pm

   1 package Command;
   2
   3 #
   4 # Dev-Editor - Module Command
   5 #
   6 # Execute Dev-Editor's commands
   7 #
   8 # Author:        Patrick Canterino <patshaping@gmx.net>
   9 # Last modified: 2003-12-22
  10 #
  11
  12 use strict;
  13
  14 use vars qw(@EXPORT);
  15
  16 use File::Access;
  17 use File::Copy;
  18 use File::Path;
  19
  20 use HTML::Entities;
  21 use Output;
  22 use POSIX qw(strftime);
  23 use Tool;
  24
  25 my $script = $ENV{'SCRIPT_NAME'};
  26
  27 my %dispatch = ('show'         => \&exec_show,
  28                 'beginedit'    => \&exec_beginedit,
  29                 'canceledit'   => \&exec_unlock,
  30                 'endedit'      => \&exec_endedit,
  31                 'mkdir'        => \&exec_mkdir,
  32                 'mkfile'       => \&exec_mkfile,
  33                 'workwithfile' => \&exec_workwithfile,
  34                 'workwithdir'  => \&exec_workwithdir,
  35                 'copy'         => \&exec_copy,
  36                 'rename'       => \&exec_rename,
  37                 'remove'       => \&exec_remove,
  38                 'rmdir'        => \&exec_rmdir,
  39                 'unlock'       => \&exec_unlock
  40                );
  41
  42 ### Export ###
  43
  44 use base qw(Exporter);
  45
  46 @EXPORT = qw(exec_command);
  47
  48 # exec_command()
  49 #
  50 # Execute the specified command
  51 #
  52 # Params: 1. Command to execute
  53 #         2. Reference to user input hash
  54 #         3. Reference to config hash
  55 #
  56 # Return: Output of the command (Scalar Reference)
  57
  58 sub exec_command($$$)
  59 {
  60  my ($command,$data,$config) = @_;
  61
  62  return error("Unknown command: $command") unless($dispatch{$command});
  63
  64  my $output = &{$dispatch{$command}}($data,$config);
  65  return $output;
  66 }
  67
  68 # exec_show()
  69 #
  70 # View a directory or a file
  71 #
  72 # Params: 1. Reference to user input hash
  73 #         2. Reference to config hash
  74 #
  75 # Return: Output of the command (Scalar Reference)
  76
  77 sub exec_show($$)
  78 {
  79  my ($data,$config) = @_;
  80  my $physical       = $data->{'physical'};
  81  my $virtual        = $data->{'virtual'};
  82  my $output;
  83
  84  if(-d $physical)
  85  {
  86   # Create directory listing
  87
  88   my $direntries = dir_read($physical);
  89   return error("Reading of directory $virtual failed.",upper_path($virtual)) unless($direntries);
  90
  91   my $files = $direntries->{'files'};
  92   my $dirs  = $direntries->{'dirs'};
  93
  94   $output .= htmlhead("Directory listing of $virtual");
  95   $output .= equal_url($config->{'httproot'},$virtual);
  96   $output .= "<hr>\n\n<pre>\n";
  97
  98   # Create the link to the upper directory
  99   # (only if we are not in the root directory)
 100
 101   unless($virtual eq "/")
 102   {
 103    my $upper = $physical."/..";
 104    my @stat  = stat($upper);
 105
 106    $output .= "  [SUBDIR]  ";
 107    $output .= strftime("%d.%m.%Y %H:%M",localtime($stat[9]));
 108    $output .= " " x 10;
 109    $output .= "<a href=\"$script?command=show&file=".encode_entities(upper_path($virtual))."\">../</a>\n";
 110   }
 111
 112   # Get the length of the longest file/directory name
 113
 114   my $max_name_len = 0;
 115
 116   foreach(@$dirs,@$files)
 117   {
 118    my $length    = length($_);
 119    $max_name_len = $length if($length > $max_name_len);
 120   }
 121
 122   # Directories
 123
 124   foreach my $dir(@$dirs)
 125   {
 126    my @stat      = stat($physical."/".$dir);
 127    my $virt_path = encode_entities($virtual.$dir."/");
 128
 129    $output .= "  ";
 130    $output .= "[SUBDIR]  ";
 131    $output .= strftime($config->{'timeformat'},localtime($stat[9]));
 132    $output .= " " x 10;
 133    $output .= "<a href=\"$script?command=show&file=$virt_path\">".encode_entities($dir)."/</a>";
 134    $output .= " " x ($max_name_len - length($dir) - 1)."\t  (";
 135    $output .= "<a href=\"$script?command=workwithdir&file=$virt_path\">Work with directory</a>)\n";
 136   }
 137
 138   # Files
 139
 140   foreach my $file(@$files)
 141   {
 142    my $phys_path = $physical."/".$file;
 143    my $virt_path = encode_entities($virtual.$file);
 144
 145    my @stat      = stat($phys_path);
 146    my $in_use    = $data->{'uselist'}->in_use($virtual.$file);
 147
 148    $output .= " " x (10 - length($stat[7]));
 149    $output .= $stat[7];
 150    $output .= "  ";
 151    $output .= strftime($config->{'timeformat'},localtime($stat[9]));
 152    $output .= " " x 10;
 153    $output .= encode_entities($file);
 154    $output .= " " x ($max_name_len - length($file))."\t  (";
 155
 156    # Link "View"
 157
 158    if(-r $phys_path && -T $phys_path)
 159    {
 160     $output .= "<a href=\"$script?command=show&file=$virt_path\">View</a>";
 161    }
 162    else
 163    {
 164     $output .= '<span style="color:#C0C0C0" title="';
 165
 166     $output .= (not -r $phys_path) ? "Not readable" :
 167                (-B     $phys_path) ? "Binary file"  : "";
 168
 169     $output .= '">View</span>';
 170    }
 171
 172    $output .= " | ";
 173
 174    # Link "Edit"
 175
 176    if(-w $phys_path && -r $phys_path && -T $phys_path && not $in_use)
 177    {
 178     $output .= "<a href=\"$script?command=beginedit&file=$virt_path\">Edit</a>";
 179    }
 180    else
 181    {
 182     $output .= '<span style="color:#C0C0C0" title="';
 183
 184     $output .= (not -r $phys_path) ? "Not readable" :
 185                (not -w $phys_path) ? "Read only"    :
 186                (-B     $phys_path) ? "Binary file"  :
 187                ($in_use)           ? "In use"       : "";
 188
 189     $output .= '">Edit</span>';
 190    }
 191
 192    # Link "Do other stuff"
 193
 194    $output .= " | <a href=\"$script?command=workwithfile&file=$virt_path\">Work with file</a>)\n";
 195   }
 196
 197   $output .= "</pre>\n\n<hr>\n\n";
 198
 199   # Bottom of directory listing
 200   # (Fields for creating files and directories)
 201
 202   $output .= <<END;
 203 <table border="0">
 204 <tr>
 205 <form action="$script">
 206 <input type="hidden" name="command" value="mkdir">
 207 <input type="hidden" name="curdir" value="$virtual">
 208 <td>Create new directory:</td>
 209 <td>$virtual <input type="text" name="newfile"> <input type="submit" value="Create!"></td>
 210 </form>
 211 </tr>
 212 <tr>
 213 <td>Create new file:</td>
 214 <form action="$script">
 215 <input type="hidden" name="command" value="mkfile">
 216 <input type="hidden" name="curdir" value="$virtual">
 217 <td>$virtual <input type="text" name="newfile"> <input type="submit" value="Create!"></td>
 218 </form>
 219 </tr>
 220 </table>
 221
 222 <hr>
 223 END
 224   $output .= htmlfoot;
 225  }
 226  else
 227  {
 228   # View a file
 229
 230   return error("You have not enough permissions to view this file.",upper_path($virtual)) unless(-r $physical);
 231
 232   # Check on binary files
 233   # We have to do it in this way, or empty files
 234   # will be recognized as binary files
 235
 236   unless(-T $physical)
 237   {
 238    # Binary file
 239
 240    return error("This editor is not able to view/edit binary files.",upper_path($virtual));
 241   }
 242   else
 243   {
 244    # Text file
 245
 246    $output  = htmlhead("Contents of file ".encode_entities($virtual));
 247    $output .= equal_url($config->{'httproot'},$virtual);
 248    $output .= dir_link($virtual);
 249
 250    $output .= '<div style="background-color:#FFFFE0;border:1px solid black;margin-top:10px;width:100%">'."\n";
 251    $output .= '<pre style="color:#0000C0;">'."\n";
 252    $output .= encode_entities(${file_read($physical)});
 253    $output .= "\n</pre>\n</div>";
 254
 255    $output .= htmlfoot;
 256   }
 257  }
 258
 259  return \$output;
 260 }
 261
 262 # exec_beginedit
 263 #
 264 # Lock a file and display a form to edit it
 265 #
 266 # Params: 1. Reference to user input hash
 267 #         2. Reference to config hash
 268 #
 269 # Return: Output of the command (Scalar Reference)
 270
 271 sub exec_beginedit($$)
 272 {
 273  my ($data,$config) = @_;
 274  my $physical       = $data->{'physical'};
 275  my $virtual        = $data->{'virtual'};
 276  my $uselist        = $data->{'uselist'};
 277
 278  return error("You cannot edit directories.",upper_path($virtual)) if(-d $physical);
 279  return error_in_use($virtual) if($uselist->in_use($virtual));
 280  return error("You have not enough permissions to edit this file.",upper_path($virtual)) unless(-r $physical && -w $physical);
 281
 282  # Check on binary files
 283
 284  unless(-T $physical)
 285  {
 286   # Binary file
 287
 288   return error("This editor is not able to view/edit binary files.",upper_path($virtual));
 289  }
 290  else
 291  {
 292   # Text file
 293
 294   $uselist->add_file($virtual);
 295   $uselist->save;
 296
 297   my $dir       = upper_path($virtual);
 298   my $content   = encode_entities(${file_read($physical)});
 299
 300   my $equal_url = equal_url($config->{'httproot'},$virtual);
 301
 302   $virtual   = encode_entities($virtual);
 303
 304   my $output = htmlhead("Edit file $virtual");
 305   $output   .= $equal_url;
 306   $output   .= <<END;
 307 <p><b style="color:#FF0000">Caution!</b> This file is locked for other users while you are editing it. To unlock it, click <i>Save and exit</i> or <i>Exit WITHOUT saving</i>. Please <b>don't</b> click the <i>Reload</i> button in your browser! This will confuse the editor.</p>
 308
 309 <form action="$script" method="get">
 310 <input type="hidden" name="command" value="canceledit">
 311 <input type="hidden" name="file" value="$virtual">
 312 <p><input type="submit" value="Exit WITHOUT saving"></p>
 313 </form>
 314
 315 <form action="$script" method="post">
 316 <input type="hidden" name="command" value="endedit">
 317 <input type="hidden" name="file" value="$virtual">
 318
 319 <table width="100%" border="1">
 320 <tr>
 321 <td width="50%" align="center">
 322 <input type="hidden" name="file" value="$virtual">
 323 <input type="checkbox" name="saveas" value="1"> Save as new file: $dir <input type=text name="newfile" value=""></td>
 324 <td width="50%" align="center"><input type="checkbox" name="encode_iso" value="1"> Encode ISO-8859-1 special chars</td>
 325 </tr>
 326 <tr>
 327 <td align="center"><input type="reset" value="Reset form"></td>
 328 <td align="center"><input type="submit" value="Save and exit"></td>
 329 </tr>
 330 </table>
 331
 332 <textarea name="filecontent" rows="25" cols="120">$content</textarea>
 333 </form>
 334 END
 335
 336   $output .= htmlfoot;
 337
 338   return \$output;
 339  }
 340 }
 341
 342 # exec_endedit()
 343 #
 344 # Save a file, unlock it and return to directory view
 345 #
 346 # Params: 1. Reference to user input hash
 347 #         2. Reference to config hash
 348 #
 349 # Return: Output of the command (Scalar Reference)
 350
 351 sub exec_endedit($$)
 352 {
 353  my ($data,$config) = @_;
 354  my $physical       = $data->{'physical'};
 355  my $virtual        = $data->{'virtual'};
 356  my $content        = $data->{'cgi'}->param('filecontent');
 357
 358  return error("You cannot edit directories.") if(-d $physical);
 359  return error("You have not enough permissions to edit this file.",upper_path($virtual)) unless(-r $physical && -w $physical);
 360
 361  # Normalize newlines
 362
 363  $content =~ s/\015\012|\012|\015/\n/g;
 364
 365  if($data->{'cgi'}->param('encode_iso'))
 366  {
 367   # Encode all ISO-8859-1 special chars
 368
 369   $content = encode_entities($content,"\200-\377");
 370  }
 371
 372  if($data->{'cgi'}->param('saveas'))
 373  {
 374   # Create the new filename
 375
 376   $physical = $data->{'new_physical'};
 377   $virtual  = $data->{'new_virtual'};
 378  }
 379
 380  if(file_save($physical,\$content))
 381  {
 382   # Saving of the file was successful - so unlock it!
 383
 384   return exec_unlock($data,$config);
 385  }
 386  else
 387  {
 388   return error("Saving of file '".encode_entities($virtual)."' failed'. The file could be damaged, please check it's integrity.",upper_path($virtual));
 389  }
 390 }
 391
 392 # exec_mkfile()
 393 #
 394 # Create a file and return to directory view
 395 #
 396 # Params: 1. Reference to user input hash
 397 #         2. Reference to config hash
 398 #
 399 # Return: Output of the command (Scalar Reference)
 400
 401 sub exec_mkfile($$)
 402 {
 403  my ($data,$config) = @_;
 404  my $new_physical   = $data->{'new_physical'};
 405  my $new_virtual    = $data->{'new_virtual'};
 406  my $dir            = upper_path($new_virtual);
 407  $new_virtual       = encode_entities($new_virtual);
 408
 409  return error("A file or directory called '$new_virtual' already exists.",$dir) if(-e $new_physical);
 410
 411  file_create($new_physical) or return error("Could not create file '$new_virtual'.",$dir);
 412  return devedit_reload({command => 'show', file => $dir});
 413 }
 414
 415 # exec_mkdir()
 416 #
 417 # Create a directory and return to directory view
 418 #
 419 # Params: 1. Reference to user input hash
 420 #         2. Reference to config hash
 421 #
 422 # Return: Output of the command (Scalar Reference)
 423
 424 sub exec_mkdir($$)
 425 {
 426  my ($data,$config) = @_;
 427  my $new_physical   = $data->{'new_physical'};
 428  my $new_virtual    = $data->{'new_virtual'};
 429  my $dir            = upper_path($new_virtual);
 430  $new_virtual       = encode_entities($new_virtual);
 431
 432  return error("A file or directory called '$new_virtual' already exists.",$dir) if(-e $new_physical);
 433
 434  mkdir($new_physical,0777) or return error("Could not create directory '$new_virtual'.",$dir);
 435  return devedit_reload({command => 'show', file => $dir});
 436 }
 437
 438 # exec_workwithfile()
 439 #
 440 # Display a form for renaming/copying/removing/unlocking a file
 441 #
 442 # Params: 1. Reference to user input hash
 443 #         2. Reference to config hash
 444 #
 445 # Return: Output of the command (Scalar Reference)
 446
 447 sub exec_workwithfile($$)
 448 {
 449  my ($data,$config) = @_;
 450  my $physical       = $data->{'physical'};
 451  my $virtual        = $data->{'virtual'};
 452  my $unused         = $data->{'uselist'}->unused($virtual);
 453
 454  my $dir = encode_entities(upper_path($virtual));
 455
 456  my $output = htmlhead("Work with file ".encode_entities($virtual));
 457  $output   .= equal_url($config->{'httproot'},$virtual);
 458
 459  $virtual   = encode_entities($virtual);
 460
 461  $output   .= dir_link($virtual);
 462  $output   .= "<p><b>Note:</b> On UNIX systems, filenames are <b>case-sensitive</b>!</p>\n\n";
 463
 464  $output .= "<p>Someone else is currently editing this file. So not all features are available.</p>\n\n" unless($unused);
 465
 466  $output .= "<hr>\n\n";
 467
 468  # Copying of the file is always allowed - but we need read access
 469
 470  if(-r $physical)
 471  {
 472   $output .= <<END;
 473 <h2>Copy</h2>
 474
 475 <form action="$script">
 476 <input type="hidden" name="command" value="copy">
 477 <input type="hidden" name="file" value="$virtual">
 478 <p>Copy file '$virtual' to:<br>$dir <input type="text" name="newfile" size="30"> <input type="submit" value="Copy!"></p>
 479 </form>
 480
 481 <hr>
 482
 483 END
 484  }
 485
 486  if($unused)
 487  {
 488   # File is not locked
 489   # Allow renaming and deleting the file
 490
 491   $output .= <<END;
 492 <h2>Move/rename</h2>
 493
 494 <form action="$script">
 495 <input type="hidden" name="command" value="rename">
 496 <input type="hidden" name="file" value="$virtual">
 497 <p>Move/Rename file '$virtual' to:<br>$dir <input type="text" name="newfile" size="30"> <input type="submit" value="Move/Rename!"></p>
 498 </form>
 499
 500 <hr>
 501
 502 <h2>Remove</h2>
 503
 504 <p>Click on the button below to remove the file '$virtual'.</p>
 505
 506 <form action="$script" method="get">
 507 <input type="hidden" name="file" value="$virtual">
 508 <input type="hidden" name="command" value="remove">
 509 <p><input type="submit" value="Remove!"></p>
 510 </form>
 511 END
 512  }
 513  else
 514  {
 515   # File is locked
 516   # Just display a button for unlocking it
 517
 518   $output .= <<END;
 519 <h2>Unlock file</h2>
 520
 521 <p>Someone else is currently editing this file. At least, the file is marked so. Maybe, someone who was editing the file has forgotten to unlock it. In this case (and <b>only</b> in this case) you can unlock the file using this button:</p>
 522
 523 <form action="$script" method="get">
 524 <input type="hidden" name="file" value="$virtual">
 525 <input type="hidden" name="command" value="unlock">
 526 <p><input type="submit" value="Unlock file '$virtual'"></p>
 527 </form>
 528 END
 529  }
 530
 531  $output .= "\n<hr>";
 532  $output .= htmlfoot;
 533
 534  return \$output;
 535 }
 536
 537 # exec_workwithdir()
 538 #
 539 # Display a form for renaming/removing a directory
 540 #
 541 # Params: 1. Reference to user input hash
 542 #         2. Reference to config hash
 543 #
 544 # Return: Output of the command (Scalar Reference)
 545
 546 sub exec_workwithdir($$)
 547 {
 548  my ($data,$config) = @_;
 549  my $physical       = $data->{'physical'};
 550  my $virtual        = $data->{'virtual'};
 551
 552  my $dir = encode_entities(upper_path($virtual));
 553
 554  my $output = htmlhead("Work with directory ".encode_entities($virtual));
 555  $output   .= equal_url($config->{'httproot'},$virtual);
 556
 557  $virtual   = encode_entities($virtual);
 558
 559  $output   .= dir_link($virtual);
 560  $output   .= "<p><b>Note:</b> On UNIX systems, filenames are <b>case-sensitive</b>!</p>\n\n";
 561  $output .= "<hr>\n\n";
 562
 563  $output .= <<END;
 564 <h2>Move/rename</h2>
 565
 566 <form action="$script">
 567 <input type="hidden" name="command" value="rename">
 568 <input type="hidden" name="file" value="$virtual">
 569 <p>Move/Rename directory '$virtual' to:<br>$dir <input type="text" name="newfile" size="30"> <input type="submit" value="Move/Rename!"></p>
 570 </form>
 571
 572 <hr>
 573
 574 <h2>Remove</h2>
 575
 576 <p>Click on the button below to completely remove the directory '$virtual' and oll of it's files and sub directories.</p>
 577
 578 <form action="$script" method="get">
 579 <input type="hidden" name="file" value="$virtual">
 580 <input type="hidden" name="command" value="rmdir">
 581 <p><input type="submit" value="Remove!"></p>
 582 </form>
 583 END
 584
 585  $output .= "\n<hr>";
 586  $output .= htmlfoot;
 587
 588  return \$output;
 589 }
 590
 591 # exec_copy()
 592 #
 593 # Copy a file and return to directory view
 594 #
 595 # Params: 1. Reference to user input hash
 596 #         2. Reference to config hash
 597 #
 598 # Return: Output of the command (Scalar Reference)
 599
 600 sub exec_copy($$)
 601 {
 602  my ($data,$config) = @_;
 603  my $physical       = $data->{'physical'};
 604  my $virtual        = encode_entities($data->{'virtual'});
 605  my $new_physical   = $data->{'new_physical'};
 606  my $new_virtual    = $data->{'new_virtual'};
 607  my $dir            = upper_path($new_virtual);
 608  $new_virtual       = encode_entities($new_virtual);
 609
 610  return error("This editor is not able to copy directories.") if(-d $physical);
 611  return error("You have not enough permissions to copy this file.") unless(-r $physical);
 612
 613  if(-e $new_physical)
 614  {
 615   if(-d $new_physical)
 616   {
 617    return error("A directory called '$new_virtual' already exists. You cannot replace a directory by a file!",$dir);
 618   }
 619   elsif(not $data->{'cgi'}->param('confirmed'))
 620   {
 621    $dir = encode_entities($dir);
 622
 623    my $output = htmlhead("Replace existing file");
 624    $output   .= <<"END";
 625 <p>A file called '$new_virtual' already exists. Do you want to replace it?</p>
 626
 627 <form action="$script" method="get">
 628 <input type="hidden" name="command" value="copy">
 629 <input type="hidden" name="file" value="$virtual">
 630 <input type="hidden" name="newfile" value="$new_virtual">
 631 <input type="hidden" name="confirmed" value="1">
 632
 633 <p><input type="submit" value="Yes"></p>
 634 </form>
 635
 636 <form action="$script" method="get">
 637 <input type="hidden" name="command" value="show">
 638 <input type="hidden" name="file" value="$dir">
 639
 640 <p><input type="submit" value="No"></p>
 641 </form>
 642 END
 643
 644    $output .= htmlfoot;
 645
 646    return \$output;
 647   }
 648  }
 649
 650  if($data->{'uselist'}->in_use($data->{'new_virtual'}))
 651  {
 652   return error("The target file '$new_virtual' already exists and it is edited by someone else.",$dir);
 653  }
 654
 655  copy($physical,$new_physical) or return error("Could not copy '$virtual' to '$new_virtual'",upper_path($virtual));
 656  return devedit_reload({command => 'show', file => $dir});
 657 }
 658
 659 # exec_rename()
 660 #
 661 # Rename/move a file and return to directory view
 662 #
 663 # Params: 1. Reference to user input hash
 664 #         2. Reference to config hash
 665 #
 666 # Return: Output of the command (Scalar Reference)
 667
 668 sub exec_rename($$)
 669 {
 670  my ($data,$config) = @_;
 671  my $physical       = $data->{'physical'};
 672  my $virtual        = $data->{'virtual'};
 673  my $new_physical   = $data->{'new_physical'};
 674  my $new_virtual    = $data->{'new_virtual'};
 675  my $dir            = upper_path($new_virtual);
 676  $new_virtual       = encode_entities($new_virtual);
 677
 678  return error_in_use($virtual) if($data->{'uselist'}->in_use($virtual));
 679
 680  if(-e $new_physical)
 681  {
 682   if(-d $new_physical)
 683   {
 684    return error("A directory called '$new_virtual' already exists. You cannot replace a directory!",upper_path($virtual));
 685   }
 686   elsif(not $data->{'cgi'}->param('confirmed'))
 687   {
 688    $dir = encode_entities($dir);
 689
 690    my $output = htmlhead("Replace existing file");
 691    $output   .= <<"END";
 692 <p>A file called '$new_virtual' already exists. Do you want to replace it?</p>
 693
 694 <form action="$script" method="get">
 695 <input type="hidden" name="command" value="rename">
 696 <input type="hidden" name="file" value="$virtual">
 697 <input type="hidden" name="newfile" value="$new_virtual">
 698 <input type="hidden" name="confirmed" value="1">
 699
 700 <p><input type="submit" value="Yes"></p>
 701 </form>
 702
 703 <form action="$script" method="get">
 704 <input type="hidden" name="command" value="show">
 705 <input type="hidden" name="file" value="$dir">
 706
 707 <p><input type="submit" value="No"></p>
 708 </form>
 709 END
 710
 711    $output .= htmlfoot;
 712
 713    return \$output;
 714   }
 715  }
 716
 717  if($data->{'uselist'}->in_use($data->{'new_virtual'}))
 718  {
 719   return error("The target file '$new_virtual' already exists and it is edited by someone else.",$dir);
 720  }
 721
 722  rename($physical,$new_physical) or return error("Could not move/rename '".encode_entities($virtual)."' to '$new_virtual'.",upper_path($virtual));
 723  return devedit_reload({command => 'show', file => $dir});
 724 }
 725
 726 # exec_remove()
 727 #
 728 # Remove a file and return to directory view
 729 #
 730 # Params: 1. Reference to user input hash
 731 #         2. Reference to config hash
 732 #
 733 # Return: Output of the command (Scalar Reference)
 734
 735 sub exec_remove($$)
 736 {
 737  my ($data,$config) = @_;
 738  my $physical       = $data->{'physical'};
 739  my $virtual        = $data->{'virtual'};
 740
 741  return exec_rmdir($data,$config) if(-d $physical);
 742  return error_in_use($virtual)    if($data->{'uselist'}->in_use($virtual));
 743
 744  if($data->{'cgi'}->param('confirmed'))
 745  {
 746   unlink($physical) or return error("Could not delete file '".encode_entities($virtual)."'.",upper_path($virtual));
 747   return devedit_reload({command => 'show', file => upper_path($virtual)});
 748  }
 749  else
 750  {
 751   my $dir = encode_entities(upper_path($virtual));
 752   my $output;
 753
 754   $output  = htmlhead("Remove file ".encode_entities($virtual));
 755   $output .= equal_url($config->{'httproot'},$virtual);
 756
 757   $virtual = encode_entities($virtual);
 758
 759   $output .= dir_link($virtual);
 760
 761   $output .= <<"END";
 762 <p>Do you really want to remove the file '$virtual'?</p>
 763
 764 <form action="$script" method="get">
 765 <input type="hidden" name="command" value="remove">
 766 <input type="hidden" name="file" value="$virtual">
 767 <input type="hidden" name="confirmed" value="1">
 768
 769 <p><input type="submit" value="Yes"></p>
 770 </form>
 771
 772 <form action="$script" method="get">
 773 <input type="hidden" name="command" value="show">
 774 <input type="hidden" name="file" value="$dir">
 775
 776 <p><input type="submit" value="No"></p>
 777 </form>
 778 END
 779
 780   $output .= htmlfoot;
 781
 782   return \$output;
 783  }
 784 }
 785
 786 # exec_rmdir()
 787 #
 788 # Remove a directory and return to directory view
 789 #
 790 # Params: 1. Reference to user input hash
 791 #         2. Reference to config hash
 792 #
 793 # Return: Output of the command (Scalar Reference)
 794
 795 sub exec_rmdir($$)
 796 {
 797  my ($data,$config) = @_;
 798  my $physical       = $data->{'physical'};
 799  my $virtual        = $data->{'virtual'};
 800
 801  return exec_remove($data,$config) if(not -d $physical);
 802
 803  if($data->{'cgi'}->param('confirmed'))
 804  {
 805   rmtree($physical);
 806   return devedit_reload({command => 'show', file => upper_path($virtual)});
 807  }
 808  else
 809  {
 810   my $dir = encode_entities(upper_path($virtual));
 811   my $output;
 812
 813   $output  = htmlhead("Remove directory ".encode_entities($virtual));
 814   $output .= equal_url($config->{'httproot'},$virtual);
 815
 816   $virtual = encode_entities($virtual);
 817
 818   $output .= dir_link($virtual);
 819
 820   $output .= <<"END";
 821 <p>Do you really want to remove the directory '$virtual' and all of it's files and sub directories?</p>
 822
 823 <form action="$script" method="get">
 824 <input type="hidden" name="command" value="rmdir">
 825 <input type="hidden" name="file" value="$virtual">
 826 <input type="hidden" name="confirmed" value="1">
 827
 828 <p><input type="submit" value="Yes"></p>
 829 </form>
 830
 831 <form action="$script" method="get">
 832 <input type="hidden" name="command" value="show">
 833 <input type="hidden" name="file" value="$dir">
 834
 835 <p><input type="submit" value="No"></p>
 836 </form>
 837 END
 838
 839   $output .= htmlfoot;
 840
 841   return \$output;
 842  }
 843 }
 844
 845 # exec_unlock()
 846 #
 847 # Remove a file from the list of used files and
 848 # return to directory view
 849 #
 850 # Params: 1. Reference to user input hash
 851 #         2. Reference to config hash
 852 #
 853 # Return: Output of the command (Scalar Reference)
 854
 855 sub exec_unlock($$)
 856 {
 857  my ($data,$config) = @_;
 858  my $virtual        = $data->{'virtual'};
 859  my $uselist        = $data->{'uselist'};
 860
 861  $uselist->remove_file($virtual);
 862  $uselist->save;
 863
 864  return devedit_reload({command => 'show', file => upper_path($virtual)});
 865 }
 866
 867 # it's true, baby ;-)
 868
 869 1;
 870
 871 #
 872 ### End ###