src/left_main.php

   1 <?php
   2
   3 /**
   4  * left_main.php
   5  *
   6  * Copyright (c) 1999-2002 The SquirrelMail Project Team
   7  * Licensed under the GNU GPL. For full terms see the file COPYING.
   8  *
   9  * This is the code for the left bar. The left bar shows the folders
  10  * available, and has cookie information.
  11  *
  12  * $Id$
  13  */
  14
  15 require_once('../src/validate.php');
  16 require_once('../functions/array.php');
  17 require_once('../functions/imap.php');
  18 require_once('../functions/plugin.php');
  19 require_once('../functions/page_header.php');
  20 require_once('../functions/html.php');
  21
  22 /* These constants are used for folder stuff. */
  23 define('SM_BOX_UNCOLLAPSED', 0);
  24 define('SM_BOX_COLLAPSED',   1);
  25
  26 /* --------------------- FUNCTIONS ------------------------- */
  27
  28 function formatMailboxName($imapConnection, $box_array) {
  29
  30     global $folder_prefix, $trash_folder, $sent_folder,
  31            $color, $move_to_sent, $move_to_trash,
  32            $unseen_notify, $unseen_type, $collapse_folders,
  33            $draft_folder, $save_as_draft,
  34            $use_special_folder_color;
  35
  36     $real_box = $box_array['unformatted'];
  37     $mailbox = str_replace('&nbsp;','',$box_array['formatted']);
  38     $mailboxURL = urlencode($real_box);
  39
  40     /* Strip down the mailbox name. */
  41     if (ereg("^( *)([^ ]*)$", $mailbox, $regs)) {
  42         $mailbox = $regs[2];
  43     }
  44
  45     list($unseen_string, $unseen) = create_unseen_string($real_box, $box_array, $imapConnection);
  46     $special_color = ($use_special_folder_color && isSpecialMailbox($real_box));
  47
  48     /* Start off with a blank line. */
  49     $line = '';
  50
  51     /* If there are unseen message, bold the line. */
  52     if ($unseen > 0) { $line .= '<B>'; }
  53
  54     /* Create the link for this folder. */
  55     $line .= '<a href="right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox='.
  56              $mailboxURL.'" TARGET="right" STYLE="text-decoration:none">';
  57
  58     if ($special_color) {
  59         $line .= "<font color=\"$color[11]\">";
  60     }
  61     if ( $mailbox == 'INBOX' ) {
  62         $line .= _("INBOX");
  63     } else {
  64         $line .= str_replace(' ','&nbsp;',$mailbox);
  65     }
  66     if ($special_color == TRUE)
  67         $line .= '</font>';
  68     $line .= '</a>';
  69
  70     /* If there are unseen message, close bolding. */
  71     if ($unseen > 0) { $line .= "</B>"; }
  72
  73     /* Print unseen information. */
  74     if ($unseen_string != '') {
  75         $line .= "&nbsp;<SMALL>$unseen_string</SMALL>";
  76     }
  77
  78     if (($move_to_trash) && ($real_box == $trash_folder)) {
  79         if (! isset($numMessages)) {
  80             $numMessages = sqimap_get_num_messages($imapConnection, $real_box);
  81         }
  82
  83         if ($numMessages > 0) {
  84             $urlMailbox = urlencode($real_box);
  85             $line .= "\n<small>\n" .
  86                     "&nbsp;&nbsp;(<A HREF=\"empty_trash.php\" style=\"text-decoration:none\">"._("purge")."</A>)" .
  87                     "</small>";
  88         }
  89     }
  90
  91     /* Return the final product. */
  92     return ($line);
  93 }
  94
  95 /**
  96  * Recursive function that computes the collapsed status and parent
  97  * (or not parent) status of this box, and the visiblity and collapsed
  98  * status and parent (or not parent) status for all children boxes.
  99  */
 100 function compute_folder_children(&$parbox, $boxcount) {
 101     global $boxes, $data_dir, $username, $collapse_folders;
 102     $nextbox = $parbox + 1;
 103
 104     /* Retreive the name for the parent box. */
 105     $parbox_name = $boxes[$parbox]['unformatted'];
 106
 107     /* 'Initialize' this parent box to childless. */
 108     $boxes[$parbox]['parent'] = FALSE;
 109
 110     /* Compute the collapse status for this box. */
 111     if( isset($collapse_folders) && $collapse_folders ) {
 112         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $parbox_name);
 113         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 114     } else {
 115         $collapse = SM_BOX_UNCOLLAPSED;
 116     }
 117     $boxes[$parbox]['collapse'] = $collapse;
 118
 119     /* Otherwise, get the name of the next box. */
 120     if (isset($boxes[$nextbox]['unformatted'])) {
 121         $nextbox_name = $boxes[$nextbox]['unformatted'];
 122     } else {
 123         $nextbox_name = '';
 124     }
 125
 126     /* Compute any children boxes for this box. */
 127     while (($nextbox < $boxcount) &&
 128            (is_parent_box($boxes[$nextbox]['unformatted'], $parbox_name))) {
 129
 130         /* Note that this 'parent' box has at least one child. */
 131         $boxes[$parbox]['parent'] = TRUE;
 132
 133         /* Compute the visiblity of this box. */
 134         $boxes[$nextbox]['visible'] = ($boxes[$parbox]['visible'] &&
 135                                        ($boxes[$parbox]['collapse'] != SM_BOX_COLLAPSED));
 136
 137         /* Compute the visibility of any child boxes. */
 138         compute_folder_children($nextbox, $boxcount);
 139     }
 140
 141     /* Set the parent box to the current next box. */
 142     $parbox = $nextbox;
 143 }
 144
 145 /**
 146  * Create the link for a parent folder that will allow that
 147  * parent folder to either be collapsed or expaned, as is
 148  * currently appropriate.
 149  */
 150 function create_collapse_link($boxnum) {
 151     global $boxes, $imapConnection, $unseen_notify, $color;
 152     $mailbox = urlencode($boxes[$boxnum]['unformatted']);
 153
 154     /* Create the link for this collapse link. */
 155     $link = '<a target="left" style="text-decoration:none" ' .
 156             'href="left_main.php?';
 157     if ($boxes[$boxnum]['collapse'] == SM_BOX_COLLAPSED) {
 158         $link .= "unfold=$mailbox\">+";
 159     } else {
 160         $link .= "fold=$mailbox\">-";
 161     }
 162     $link .= '</a>';
 163
 164     /* Return the finished product. */
 165     return ($link);
 166 }
 167
 168 /**
 169  * create_unseen_string:
 170  *
 171  * Create unseen and total message count for both this folder and
 172  * it's subfolders.
 173  *
 174  * @param string $boxName name of the current mailbox
 175  * @param array $boxArray array for the current mailbox
 176  * @param $imapConnection current imap connection in use
 177  * @return array[0] unseen message string (for display)
 178  * @return array[1] unseen message count
 179  */
 180 function create_unseen_string($boxName, $boxArray, $imapConnection) {
 181     global $boxes, $unseen_type, $color;
 182
 183     /* Initialize the return value. */
 184     $result = array();
 185
 186     /* Initialize the counts for this folder. */
 187     $boxUnseenCount = 0;
 188     $boxMessageCount = 0;
 189     $totalUnseenCount = 0;
 190     $totalMessageCount = 0;
 191
 192     /* Collect the counts for this box alone. */
 193     $boxUnseenCount = sqimap_unseen_messages($imapConnection, $boxName);
 194     if ($unseen_type == 2) {
 195         $boxMessageCount = sqimap_get_num_messages($imapConnection, $boxName);
 196     }
 197
 198     if ($boxArray['collapse'] == SM_BOX_COLLAPSED) {
 199         /* Collect the counts for this boxes subfolders. */
 200         $curBoxLength = strlen($boxName);
 201         $boxCount = count($boxes);
 202         for ($i = 0; $i < $boxCount; ++$i) {
 203             /* Initialize the counts for this subfolder. */
 204             $subUnseenCount = 0;
 205             $subMessageCount = 0;
 206
 207             /* Collect the counts for this subfolder. */
 208             if (($boxName != $boxes[$i]['unformatted'])
 209                    && (substr($boxes[$i]['unformatted'], 0, $curBoxLength) == $boxName)
 210                    && !in_array('noselect', $boxes[$i]['flags'])) {
 211                 $subUnseenCount = sqimap_unseen_messages($imapConnection, $boxes[$i]['unformatted']);
 212                 if ($unseen_type == 2) {
 213                     $subMessageCount = sqimap_get_num_messages($imapConnection, $boxes[$i]['unformatted']);
 214                 }
 215             }
 216
 217             /* Add the counts for this subfolder to the total. */
 218             $totalUnseenCount += $subUnseenCount;
 219             $totalMessageCount += $subMessageCount;
 220         }
 221     }
 222
 223     /* And create the magic unseen count string.     */
 224     /* Really a lot more then just the unseen count. */
 225     if (($unseen_type == 1) && ($boxUnseenCount > 0)) {
 226         if ($totalUnseenCount == 0) {
 227             $result[0] = "($boxUnseenCount)";
 228         } else {
 229             $result[0] = "($boxUnseenCount:$totalUnseenCount)";
 230         }
 231     } else if ($unseen_type == 2) {
 232         if ($totalMessageCount == 0) {
 233             $result[0] = "($boxUnseenCount/$boxMessageCount)";
 234         } else {
 235             $result[0] = "($boxUnseenCount/$boxMessageCount"
 236                        . '&nbsp;:&nbsp;'
 237                        . "$totalUnseenCount/$totalMessageCount)";
 238         }
 239         $result[0] = "<font color=\"$color[11]\">$result[0]</font>";
 240     }
 241
 242     /* Decide on an unseen count to return to the outside world. */
 243     $result[1] = $boxUnseenCount;
 244     if ($boxArray['collapse'] == SM_BOX_COLLAPSED) {
 245         $result[1] += $totalUnseenCount;
 246     }
 247
 248     /* Return our happy result. */
 249     return ($result);
 250 }
 251
 252 /**
 253  * This simple function checks if a box is another box's parent.
 254  */
 255 function is_parent_box($curbox_name, $parbox_name) {
 256     global $delimiter;
 257
 258     /* Extract the name of the parent of the current box. */
 259     $curparts = explode($delimiter, $curbox_name);
 260     $curname = array_pop($curparts);
 261     $actual_parname = implode($delimiter, $curparts);
 262     $actual_parname = substr($actual_parname,0,strlen($parbox_name));
 263
 264     /* Compare the actual with the given parent name. */
 265     return ($parbox_name == $actual_parname);
 266 }
 267
 268 function listBoxes ($boxes, $j=0 ) {
 269     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 270     $move_to_trash, $trash_folder, $collapse_folders;
 271     $pre = '';
 272     $end = '';
 273     $collapse = false;
 274     if ($boxes) {
 275         $mailbox = $boxes->mailboxname_full;
 276         $leader = '';
 277         for ($k = 0; $k < $j; $k++) {
 278             $leader.= '&nbsp&nbsp&nbsp';
 279         }
 280         $mailboxURL = urlencode($mailbox);
 281
 282         /* get unseen/total messages information */
 283         if ($boxes->unseen) {
 284             $unseen = $boxes->unseen;
 285             $unseen_string = "($unseen)";
 286             if ($unseen>0) $unseen_found = TRUE;
 287             if ($boxes->total) {
 288                 $numMessages = $boxes->total;
 289                 $unseen_string = "<font color=\"$color[11]\">($unseen/$numMessages)</font>";
 290             }
 291         } else $unseen = 0;
 292
 293
 294
 295         if (isset($boxes->mbxs[0]) && $collapse_folders) {
 296             $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 297             $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 298
 299             $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 300             if ($collapse) {
 301                 $link .= "unfold=$mailboxURL\">$leader +&nbsp";
 302             } else {
 303                 $link .= "fold=$mailboxURL\">$leader -&nbsp";
 304             }
 305             $link .= '</a>';
 306             $pre .= $link;
 307         } else {
 308             $pre.= $leader . '&nbsp&nbsp&nbsp';
 309         }
 310
 311
 312         /* If there are unseen message, bold the line. */
 313         if ($unseen > 0) { $pre .= '<B>'; }
 314
 315         if (($move_to_trash) && ($mailbox == $trash_folder)) {
 316             if (! isset($numMessages)) {
 317                 $numMessages = sqimap_get_num_messages($imapConnection, $mailbox);
 318             }
 319
 320             if ($numMessages > 0) {
 321                 $urlMailbox = urlencode($mailbox);
 322                 $pre .= "\n<small>\n" .
 323                         "&nbsp;&nbsp;(<A HREF=\"empty_trash.php\" style=\"text-decoration:none\">"._("purge")."</A>)" .
 324                         "</small>";
 325             }
 326         } else {
 327             if (!$boxes->is_noselect) {
 328                 $pre .= "<a HREF=\"right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" TARGET=\"right\">";
 329                 $end .= '</a>';
 330             }
 331         }
 332
 333         /* If there are unseen message, close bolding. */
 334         if ($unseen > 0) { $end .= "</B>"; }
 335
 336         /* Print unseen information. */
 337         if (isset($unseen_found) && $unseen_found) {
 338             $end .= "&nbsp;<SMALL>$unseen_string</SMALL>";
 339         }
 340
 341         $font = '';
 342         $fontend = '';
 343         if ($boxes->is_special) {
 344             $font = "<FONT COLOR=\"$color[11]\">";
 345             $fontend = "</FONT>";
 346         }
 347
 348         if (!$boxes->is_root) {
 349             echo "" . $pre .$font. $boxes->mailboxname_sub .$fontend . $end. '<br>';
 350             $j++;
 351         }
 352         if (!$collapse || $boxes->is_root) {
 353             for ($i = 0; $i <count($boxes->mbxs); $i++) {
 354                 listBoxes($boxes->mbxs[$i],$j);
 355             }
 356         }
 357
 358     }
 359 }
 360
 361 function ListAdvancedBoxes ($boxes, $mbx, $j='ID.0000' ) {
 362     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 363     $move_to_trash, $trash_folder, $collapse_folders;
 364
 365     /* use_folder_images only works if the images exist in ../images */
 366     $use_folder_images = true;
 367
 368     $pre = '';
 369     $end = '';
 370     $collapse = false;
 371
 372     if ($boxes) {
 373         $mailbox = $boxes->mailboxname_full;
 374         $mailboxURL = urlencode($mailbox);
 375
 376         /* get unseen/total messages information */
 377         if ($boxes->unseen) {
 378             $unseen = $boxes->unseen;
 379             $unseen_string = "($unseen)";
 380             if ($unseen>0) $unseen_found = TRUE;
 381             if ($boxes->total) {
 382                 $numMessages = $boxes->total;
 383                 $unseen_string = "<font color=\"$color[11]\">($unseen/$numMessages)</font>";
 384             }
 385         } else $unseen = 0;
 386
 387         /* If there are unseen message, bold the line. */
 388         if ($unseen > 0) { $pre .= '<B>'; }
 389
 390         /* color special boxes */
 391         if ($boxes->is_special) {
 392             $pre .= "<FONT COLOR=\"$color[11]\">";
 393             $end .= "</FONT>";
 394         }
 395
 396         /* If there are unseen message, close bolding. */
 397         if ($unseen > 0) { $end .= "</B>"; }
 398
 399         /* Print unseen information. */
 400         if (isset($unseen_found) && $unseen_found) {
 401             $end .= "&nbsp;$unseen_string";
 402         }
 403
 404         if (($move_to_trash) && ($mailbox == $trash_folder)) {
 405             if (! isset($numMessages)) {
 406                 $numMessages = $boxes->total;
 407             }
 408             if ($numMessages > 0) {
 409                 $urlMailbox = urlencode($mailbox);
 410                 $pre .= "\n<small>\n" .
 411                         "&nbsp;&nbsp;(<a class=\"mbx_link\" HREF=\"empty_trash.php\">"._("purge")."</a>)" .
 412                         "</small>";
 413             }
 414         } else {
 415             if (!$boxes->is_noselect) { /* \Noselect boxes can't be selected */
 416                 $pre .= "<a class=\"mbx_link\" HREF=\"right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" TARGET=\"right\">";
 417                 $end .= '</a>';
 418             }
 419         }
 420
 421         if (!$boxes->is_root) {
 422             if ($use_folder_images) {
 423               if ($boxes->is_inbox) {
 424                 $folder_img = '../images/inbox.gif';
 425               } else if ($boxes->is_sent) {
 426                 $folder_img = '../images/senti.gif';
 427               } else if ($boxes->is_trash) {
 428                 $folder_img = '../images/delitem.gif';
 429               } else if ($boxes->is_draft) {
 430                 $folder_img = '../images/draft.gif';
 431               } else $folder_img = '../images/folder.gif';
 432               $folder_img = '&nbsp;<img src="'.$folder_img.'" height="15" valign="center">&nbsp;';
 433             } else $folder_img = '';
 434             if (!isset($boxes->mbxs[0])) {
 435                 echo '   ' . html_tag( 'div',
 436                                 $pre . $folder_img . $boxes->mailboxname_sub . $end ,
 437                         'left', '', 'class="mbx_sub" id="' .$j. '"' )
 438                         . "\n";
 439             } else {
 440                 /* get collapse information */
 441                 if ($collapse_folders) {
 442                     $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 443                     $form_entry = $j.'F';
 444                     if (isset($mbx) && isset($mbx[$form_entry])) {
 445                         $collapse = $mbx[$form_entry];
 446                         if ($collapse) {
 447                             setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , SM_BOX_COLLAPSED);
 448                         } else {
 449                             setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , SM_BOX_UNCOLLAPSED);
 450                         }
 451                     } else {
 452                         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 453                         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 454                     }
 455                     if ($collapse) {
 456                         $link = '<a href="javascript:void(0)">'." <img src=\"../images/plus.gif\" border=\"1\" id=$j onclick=\"hidechilds(this)\"></A>";
 457                     } else {
 458                         $link = '<a href="javascript:void(0)">'."<img src=\"../images/minus.gif\" border=\"1\" id=$j onclick=\"hidechilds(this)\"></a>";
 459                     }
 460                     $collapse_link = $link;
 461                 } else $collapse_link='';
 462                 echo '   ' . html_tag( 'div',
 463                                 $collapse_link . $pre . $folder_img . '&nbsp;'. $boxes->mailboxname_sub . $end ,
 464                         'left', '', 'class="mbx_par" id="' .$j. 'P"' )
 465                         . "\n";
 466                 echo '   <INPUT TYPE="hidden" name=mbx['.$j. 'F] value="'.$collapse.'" id="mbx['.$j.'F]">'."\n";
 467             }
 468         }
 469         if ($collapse) {
 470             $visible = ' STYLE="display:none;"';
 471         } else {
 472             $visible = ' STYLE="display:block;"';
 473         }
 474
 475         if (isset($boxes->mbxs[0]) && !$boxes->is_root) /* mailbox contains childs */
 476             echo html_tag( 'div', '', 'left', '', 'class="par_area" id='.$j.'.0000 '. $visible ) . "\n";
 477
 478             if ($j !='ID.0000') {
 479                $j = $j .'.0000';
 480         }
 481         for ($i = 0; $i <count($boxes->mbxs); $i++) {
 482             $j++;
 483             listAdvancedBoxes($boxes->mbxs[$i],$mbx,$j);
 484         }
 485         if (isset($boxes->mbxs[0]) && !$boxes->is_root ) echo '</div>'."\n\n";
 486     }
 487 }
 488
 489
 490
 491
 492 /* -------------------- MAIN ------------------------ */
 493
 494 global $delimiter, $default_folder_prefix, $left_size;
 495
 496 // open a connection on the imap port (143)
 497 $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 10); // the 10 is to hide the output
 498
 499 /**
 500  * Using stristr since older preferences may contain "None" and "none".
 501  */
 502 if (isset($left_refresh) && ($left_refresh != '') &&
 503     !stristr($left_refresh, "none")){
 504     $xtra =  "\n<META HTTP-EQUIV=\"Expires\" CONTENT=\"Thu, 01 Dec 1994 16:00:00 GMT\">\n" .
 505              "<META HTTP-EQUIV=\"Pragma\" CONTENT=\"no-cache\">\n".
 506              "<META HTTP-EQUIV=\"REFRESH\" CONTENT=\"$left_refresh;URL=left_main.php\">\n";
 507 } else {
 508     $xtra = '';
 509 }
 510
 511 /**
 512  * $advanced_tree and $oldway are boolean vars which are default set to default
 513  * SM behaviour.
 514  * Setting $oldway to false causes left_main.php to use the new  experimental
 515  * way of getting the mailbox-tree.
 516  * Setting $advanced tree to true causes SM to display a experimental
 517  * mailbox-tree with dhtml behaviour.
 518  * It only works on browsers which supports css and javascript. The used
 519  * javascript is experimental and doesn't support all browsers. It is tested on
 520  * IE6 an Konquerer 3.0.0-2.
 521  * In the function ListAdvancedBoxes there is another var $use_folder_images.
 522  * setting this to true is only usefull if the images exists in ../images.
 523  *
 524  * Feel free to experiment with the code and report bugs and enhancements
 525  * to marc@its-projects.nl
 526  **/
 527
 528 $advanced_tree = false; /* set this to true if you want to see a nicer mailboxtree */
 529 $oldway = true; /* default SM behaviour */
 530
 531 if ($advanced_tree) {
 532 $xtra .= <<<ECHO
 533 <script language="Javascript" TYPE="text/javascript">
 534
 535 <!--
 536
 537     function hidechilds(el) {
 538         id = el.id+".0000";
 539         form_id = "mbx[" + el.id +"F]";
 540         if (document.all) {
 541             ele = document.all[id];
 542             if (ele) {
 543                if(ele.style.display == "none") {
 544                   ele.style.display = "block";
 545                   ele.style.visibility = "visible"
 546                   el.src="../images/minus.gif";
 547                   document.all[form_id].value=0;
 548                } else {
 549                   ele.style.display = "none";
 550                   ele.style.visibility = "hidden"
 551                   el.src="../images/plus.gif";
 552                   document.all[form_id].value=1;
 553                }
 554             }
 555         } else if (document.getElementById) {
 556             ele = document.getElementById(id);
 557             if (ele) {
 558                if(ele.style.display == "none") {
 559                   ele.style.display = "block";
 560                   ele.style.visibility = "visible"
 561                   el.src="../images/minus.gif";
 562                   document.getElementById(form_id).value=0;
 563                } else {
 564                   ele.style.display = "none";
 565                   ele.style.visibility = "hidden"
 566                   el.src="../images/plus.gif";
 567                   document.getElementById(form_id).value=1;
 568                }
 569             }
 570         }
 571    }
 572
 573    function preload() {
 574      if (!document.images) return;
 575      var ar = new Array();
 576      var arguments = preload.arguments;
 577      for (var i = 0; i<arguments.length; i++) {
 578         ar[i] = new Image();
 579         ar[i].src = arguments[i];
 580      }
 581    }
 582
 583    function buttonover(el,on) {
 584       if (!on) {
 585          el.style.borderColor="blue";}
 586       else {
 587          el.style.borderColor="orange";}
 588    }
 589
 590    function buttonclick(el,on) {
 591       if (!on) {
 592          el.style.border="groove"}
 593       else {
 594          el.style.border="ridge";}
 595    }
 596
 597    function hideframe(hide) {
 598
 599 ECHO;
 600 $xtra .= "      left_size = \"$left_size\";\n";
 601 $xtra .= <<<ECHO
 602       if (document.all) {
 603         masterf = window.parent.document.all["fs1"];
 604         leftf = window.parent.document.all["left"];
 605         leftcontent = document.all["leftframe"];
 606         leftbutton = document.all["showf"];
 607       } else if (document.getElementById) {
 608         masterf = window.parent.document.getElementById("fs1");
 609         leftf = window.parent.document.getElementById("left");
 610         leftcontent = document.getElementById("leftframe");
 611         leftbutton = document.getElementById("showf");
 612       } else {
 613         return false;
 614       }
 615       if(hide) {
 616          new_col = calc_col("20");
 617          masterf.cols = new_col;
 618          document.body.scrollLeft=0;
 619          document.body.style.overflow='hidden';
 620          leftcontent.style.display = 'none';
 621          leftbutton.style.display='block';
 622       } else {
 623          masterf.cols = calc_col(left_size);
 624          document.body.style.overflow='';
 625          leftbutton.style.display='none';
 626          leftcontent.style.display='block';
 627
 628       }
 629    }
 630
 631    function calc_col(c_w) {
 632
 633 ECHO;
 634    if ($location_of_bar == 'right') {
 635        $xtra .= '     right=true;';
 636    } else {
 637        $xtra .= '     right=false;';
 638    }
 639    $xtra .= "\n";
 640 $xtra .= <<<ECHO
 641      if (right) {
 642          new_col = '*,'+c_w;
 643      } else {
 644          new_col = c_w+',*';
 645      }
 646      return new_col;
 647    }
 648
 649    function resizeframe(direction) {
 650      if (document.all) {
 651         masterf = window.parent.document.all["fs1"];
 652      } else if (document.getElementById) {
 653         window.parent.document.getElementById("fs1");
 654      } else {
 655         return false;
 656      }
 657
 658 ECHO;
 659    if ($location_of_bar == 'right') {
 660        $xtra .= '  colPat=/^\*,(\d+)$/;';
 661    } else {
 662        $xtra .= '  colPat=/^(\d+),.*$/;';
 663    }
 664    $xtra .= "\n";
 665
 666 $xtra .= <<<ECHO
 667      old_col = masterf.cols;
 668      colPat.exec(old_col);
 669
 670      if (direction) {
 671         new_col_width = parseInt(RegExp.$1) + 25;
 672
 673      } else {
 674         if (parseInt(RegExp.$1) > 35) {
 675            new_col_width = parseInt(RegExp.$1) - 25;
 676         }
 677      }
 678      masterf.cols = calc_col(new_col_width);
 679    }
 680
 681 //-->
 682
 683 </script>
 684
 685 ECHO;
 686
 687 /* style definitions */
 688
 689 $xtra .= <<<ECHO
 690
 691 <STYLE TYPE="text/css">
 692 <!--
 693   body {
 694      margin: 0px 0px 0px 0px;
 695      padding: 5px 5px 5px 5px;
 696   }
 697
 698   .button {
 699      border:outset;
 700      border-color:blue;
 701      background:white;
 702      width:99%;
 703      heigth:99%;
 704   }
 705
 706   .mbx_par {
 707      font-size:0.8em;
 708      margin-left:4px;
 709      margin-right:0px;
 710   }
 711
 712   a.mbx_link {
 713       text-decoration: none;
 714       background-color: $color[0];
 715       display: inline;
 716   }
 717
 718   a:hover.mbx_link {
 719       background-color: $color[9];
 720   }
 721
 722   a.mbx_link img {
 723       border-style: none;
 724   }
 725
 726   .mbx_sub {
 727      padding-left:5px;
 728      padding-right:0px;
 729      margin-left:4px;
 730      margin-right:0px;
 731      font-size:0.7em;
 732   }
 733
 734   .par_area {
 735      margin-top:0px;
 736      margin-left:4px;
 737      margin-right:0px;
 738      padding-left:10px;
 739      padding-bottom:5px;
 740      border-left: solid;
 741      border-left-width:0.1em;
 742      border-left-color:blue;
 743      border-bottom: solid;
 744      border-bottom-width:0.1em;
 745      border-bottom-color:blue;
 746      display: block;
 747   }
 748
 749   .mailboxes {
 750      padding-bottom:3px;
 751      margin-right:4px;
 752      padding-right:4px;
 753      margin-left:4px;
 754      padding-left:4px;
 755      border: groove;
 756      border-width:0.1em;
 757      border-color:green;
 758      background: $color[0];
 759   }
 760
 761 -->
 762
 763 </STYLE>
 764
 765 ECHO;
 766
 767 }
 768
 769
 770
 771
 772 displayHtmlHeader( 'SquirrelMail', $xtra );
 773
 774 /* If requested and not yet complete, attempt to autocreate folders. */
 775 if ($auto_create_special && !isset($auto_create_done)) {
 776     $autocreate = array($sent_folder, $trash_folder, $draft_folder);
 777     foreach( $autocreate as $folder ) {
 778         if (($folder != '') && ($folder != 'none')) {
 779             if ( !sqimap_mailbox_exists($imapConnection, $folder)) {
 780                 sqimap_mailbox_create($imapConnection, $folder, '');
 781             } else if (!sqimap_mailbox_is_subscribed($imapConnection, $folder)) {
 782                 sqimap_subscribe($imapConnection, $folder);
 783             }
 784         }
 785     }
 786
 787     /* Let the world know that autocreation is complete! Hurrah! */
 788     $auto_create_done = TRUE;
 789     session_register('auto_create_done');
 790 }
 791
 792 echo "\n<BODY BGCOLOR=\"$color[3]\" TEXT=\"$color[6]\" LINK=\"$color[6]\" VLINK=\"$color[6]\" ALINK=\"$color[6]\">\n";
 793
 794 do_hook('left_main_before');
 795 if ($advanced_tree) {
 796    /* nice future feature, needs layout !! volunteers?   */
 797    $right_pos = $left_size - 20;
 798    echo '<div style="position:absolute;top:0;border=solid;border-width:0.1em;border-color:blue;"><div ID="hidef" style="width=20;font-size:12"><A HREF="javascript:hideframe(true)"><b><<</b></a></div>';
 799    echo '<div ID="showf" style="width=20;font-size:12;display:none;"><A HREF="javascript:hideframe(false)"><b>>></b></a></div>';
 800    echo '<div ID="incrf" style="width=20;font-size:12"><A HREF="javascript:resizeframe(true)"><b>></b></a></div>';
 801    echo '<div ID="decrf" style="width=20;font-size:12"><A HREF="javascript:resizeframe(false)"><b><</b></a></div></div>';
 802    echo '<div ID="leftframe"><br><br>';
 803 }
 804
 805 echo "\n\n" . html_tag( 'table', '', '', '', 'border="0" cellspacing="0" cellpadding="0" width="100%"' ) .
 806     html_tag( 'tr' ) .
 807     html_tag( 'td', '', 'left' ) .
 808     '<center><font size="4"><b>'. _("Folders") . "</b><br></font>\n\n";
 809
 810 if ($date_format != 6) {
 811     /* First, display the clock. */
 812     if ($hour_format == 1) {
 813         $hr = 'G:i';
 814         if ($date_format == 4) {
 815             $hr .= ':s';
 816         }
 817     } else {
 818         if ($date_format == 4) {
 819             $hr = 'g:i:s a';
 820         } else {
 821             $hr = 'g:i a';
 822         }
 823     }
 824
 825     switch( $date_format ) {
 826     case 1:
 827         $clk = date('m/d/y '.$hr, time());
 828         break;
 829     case 2:
 830         $clk = date('d/m/y '.$hr, time());
 831         break;
 832     case 4:
 833     case 5:
 834         $clk = date($hr, time());
 835         break;
 836     default:
 837         $clk = substr( getDayName( date( 'w', time() ) ), 0, 3 ) . date( ', ' . $hr, time() );
 838     }
 839     $clk = str_replace(' ','&nbsp;',$clk);
 840
 841     echo '<center><small>' . str_replace(' ','&nbsp;',_("Last Refresh")) .
 842          ": $clk</small></center>";
 843 }
 844
 845 /* Next, display the refresh button. */
 846 echo '<small>(<a href="../src/left_main.php" target="left">'.
 847      _("refresh folder list") . '</a>)</small></center><br>';
 848
 849 /* Lastly, display the folder list. */
 850 if ( $collapse_folders ) {
 851     /* If directed, collapse or uncollapse a folder. */
 852     if (isset($fold)) {
 853         setPref($data_dir, $username, 'collapse_folder_' . $fold, SM_BOX_COLLAPSED);
 854     } else if (isset($unfold)) {
 855         setPref($data_dir, $username, 'collapse_folder_' . $unfold, SM_BOX_UNCOLLAPSED);
 856     }
 857 }
 858
 859 if ($oldway) {  /* normal behaviour SM */
 860
 861 $boxes = sqimap_mailbox_list($imapConnection);
 862 /* Prepare do do out collapsedness and visibility computation. */
 863 $curbox = 0;
 864 $boxcount = count($boxes);
 865
 866 /* Compute the collapsedness and visibility of each box. */
 867
 868 while ($curbox < $boxcount) {
 869     $boxes[$curbox]['visible'] = TRUE;
 870     compute_folder_children($curbox, $boxcount);
 871 }
 872
 873
 874 for ($i = 0; $i < count($boxes); $i++) {
 875     if ( $boxes[$i]['visible'] ) {
 876         $mailbox = $boxes[$i]['formatted'];
 877         $mblevel = substr_count($boxes[$i]['unformatted'], $delimiter) + 1;
 878
 879         /* Create the prefix for the folder name and link. */
 880         $prefix = str_repeat('  ',$mblevel);
 881         if (isset($collapse_folders) && $collapse_folders && $boxes[$i]['parent']) {
 882             $prefix = str_replace(' ','&nbsp;',substr($prefix,0,strlen($prefix)-2)).
 883                       create_collapse_link($i) . '&nbsp;';
 884         } else {
 885             $prefix = str_replace(' ','&nbsp;',$prefix);
 886         }
 887         $line = "<NOBR><TT>$prefix</TT>";
 888
 889         /* Add the folder name and link. */
 890         if (! isset($color[15])) {
 891             $color[15] = $color[6];
 892         }
 893
 894         if (in_array('noselect', $boxes[$i]['flags'])) {
 895             if( isSpecialMailbox( $boxes[$i]['unformatted']) ) {
 896                 $line .= "<FONT COLOR=\"$color[11]\">";
 897             } else {
 898                 $line .= "<FONT COLOR=\"$color[15]\">";
 899             }
 900             if (ereg("^( *)([^ ]*)", $mailbox, $regs)) {
 901                 $mailbox = str_replace('&nbsp;','',$mailbox);
 902                 $line .= str_replace(' ', '&nbsp;', $mailbox);
 903             }
 904             $line .= '</FONT>';
 905         } else {
 906             $line .= formatMailboxName($imapConnection, $boxes[$i]);
 907         }
 908
 909         /* Put the final touches on our folder line. */
 910         $line .= "</NOBR><BR>\n";
 911
 912         /* Output the line for this folder. */
 913         echo $line;
 914     }
 915 }
 916 } else {  /* expiremental code */
 917     $boxes = sqimap_mailbox_tree($imapConnection);
 918     if (isset($advanced_tree) && $advanced_tree) {
 919         echo '<FORM name=collapse action="left_main.php" METHOD=POST' .
 920             'ENCTYPE="multipart/form-data"'."\n";
 921         echo '<small><button type="submit" class="button" onmouseover="buttonover(this,true)" onmouseout="buttonover(this,false)" onmousedown="buttonclick(this,true)" onmouseup="buttonclick(this,false)">'. _("Save folder tree") .'</button><br><br>';
 922         echo '<DIV ID=mailboxes CLASS=mailboxes>'."\n\n";
 923         if (!isset($mbx)) $mbx=NULL;
 924             ListAdvancedBoxes($boxes, $mbx);
 925         echo '</div></small>'."\n";
 926         echo '</FORM>'."\n";
 927     } else {
 928         ListBoxes($boxes);
 929     }
 930 } /* if ($oldway) else ... */
 931 do_hook('left_main_after');
 932 sqimap_logout($imapConnection);
 933
 934 echo '</td></tr></table>' . "\n".
 935     "</div></body></html>\n";
 936
 937 ?>