src/left_main.php

   1 <?php
   2
   3 /**
   4  * left_main.php
   5  *
   6  * Copyright (c) 1999-2003 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 /* Path for SquirrelMail required files. */
  16 define('SM_PATH','../');
  17
  18 /* SquirrelMail required files. */
  19 require_once(SM_PATH . 'include/validate.php');
  20 require_once(SM_PATH . 'functions/imap.php');
  21 require_once(SM_PATH . 'functions/plugin.php');
  22 require_once(SM_PATH . 'functions/page_header.php');
  23 require_once(SM_PATH . 'functions/html.php');
  24
  25 /* These constants are used for folder stuff. */
  26 define('SM_BOX_UNCOLLAPSED', 0);
  27 define('SM_BOX_COLLAPSED',   1);
  28
  29 /* --------------------- FUNCTIONS ------------------------- */
  30
  31 function formatMailboxName($imapConnection, $box_array) {
  32
  33     global $folder_prefix, $trash_folder, $sent_folder,
  34            $color, $move_to_sent, $move_to_trash,
  35            $unseen_notify, $unseen_type, $collapse_folders,
  36            $draft_folder, $save_as_draft,
  37            $use_special_folder_color;
  38
  39     $real_box = $box_array['unformatted'];
  40     $mailbox = str_replace('&nbsp;','',$box_array['formatted']);
  41     $mailboxURL = urlencode($real_box);
  42
  43     /* Strip down the mailbox name. */
  44     if (ereg("^( *)([^ ]*)$", $mailbox, $regs)) {
  45         $mailbox = $regs[2];
  46     }
  47     $unseen = 0;
  48     $status = array();
  49     if (($unseen_notify == 2 && $real_box == 'INBOX') ||
  50         $unseen_notify == 3) {
  51         $status = create_unseen_string($real_box, $box_array, $imapConnection, $unseen_type );
  52         if ($status !== false) {
  53             list($unseen_string, $unseen) = $status;
  54         } else {
  55             list($unseen_string, $unseen) = array(_("Not available"),'');
  56         }
  57     } else {
  58         list($unseen_string, $unseen) = array('','');
  59     }
  60     $special_color = ($use_special_folder_color && isSpecialMailbox($real_box));
  61
  62     /* Start off with a blank line. */
  63     $line = '';
  64
  65     /* If there are unseen message, bold the line. */
  66     if ($unseen > 0) { $line .= '<B>'; }
  67
  68     /* Create the link for this folder. */
  69     if ($status !== false) {
  70         $line .= '<a href="right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox='.
  71                 $mailboxURL.'" TARGET="right" STYLE="text-decoration:none">';
  72     }
  73     if ($special_color) {
  74         $line .= "<font color=\"$color[11]\">";
  75     }
  76     if ( $mailbox == 'INBOX' ) {
  77         $line .= _("INBOX");
  78     } else {
  79         $line .= str_replace(' ','&nbsp;',$mailbox);
  80     }
  81     if ($special_color == TRUE)
  82         $line .= '</font>';
  83     if ($status !== false) {
  84         $line .= '</a>';
  85     }
  86
  87     /* If there are unseen message, close bolding. */
  88     if ($unseen > 0) { $line .= "</B>"; }
  89
  90     /* Print unseen information. */
  91     if ($unseen_string != '') {
  92         $line .= "&nbsp;<SMALL>$unseen_string</SMALL>";
  93     }
  94
  95         /* If it's the trash folder, show a purge link when needed */
  96     if (($move_to_trash) && ($real_box == $trash_folder)) {
  97         if (! isset($numMessages)) {
  98             $numMessages = sqimap_get_num_messages($imapConnection, $real_box);
  99         }
 100
 101         if (($numMessages > 0) or (sqimap_mailbox_has_children($trash_folder))) {
 102             $urlMailbox = urlencode($real_box);
 103             $line .= "\n<small>\n" .
 104                     "&nbsp;&nbsp;(<A HREF=\"empty_trash.php\" style=\"text-decoration:none\">"._("purge")."</A>)" .
 105                     "</small>";
 106         }
 107     }
 108
 109     /* Return the final product. */
 110     return ($line);
 111 }
 112
 113 /**
 114  * Recursive function that computes the collapsed status and parent
 115  * (or not parent) status of this box, and the visiblity and collapsed
 116  * status and parent (or not parent) status for all children boxes.
 117  */
 118 function compute_folder_children(&$parbox, $boxcount) {
 119     global $boxes, $data_dir, $username, $collapse_folders;
 120     $nextbox = $parbox + 1;
 121
 122     /* Retreive the name for the parent box. */
 123     $parbox_name = $boxes[$parbox]['unformatted'];
 124
 125     /* 'Initialize' this parent box to childless. */
 126     $boxes[$parbox]['parent'] = FALSE;
 127
 128     /* Compute the collapse status for this box. */
 129     if( isset($collapse_folders) && $collapse_folders ) {
 130         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $parbox_name);
 131         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 132     } else {
 133         $collapse = SM_BOX_UNCOLLAPSED;
 134     }
 135     $boxes[$parbox]['collapse'] = $collapse;
 136
 137     /* Otherwise, get the name of the next box. */
 138     if (isset($boxes[$nextbox]['unformatted'])) {
 139         $nextbox_name = $boxes[$nextbox]['unformatted'];
 140     } else {
 141         $nextbox_name = '';
 142     }
 143
 144     /* Compute any children boxes for this box. */
 145     while (($nextbox < $boxcount) &&
 146            (is_parent_box($boxes[$nextbox]['unformatted'], $parbox_name))) {
 147
 148         /* Note that this 'parent' box has at least one child. */
 149         $boxes[$parbox]['parent'] = TRUE;
 150
 151         /* Compute the visiblity of this box. */
 152         $boxes[$nextbox]['visible'] = ($boxes[$parbox]['visible'] &&
 153                                        ($boxes[$parbox]['collapse'] != SM_BOX_COLLAPSED));
 154
 155         /* Compute the visibility of any child boxes. */
 156         compute_folder_children($nextbox, $boxcount);
 157     }
 158
 159     /* Set the parent box to the current next box. */
 160     $parbox = $nextbox;
 161 }
 162
 163 /**
 164  * Create the link for a parent folder that will allow that
 165  * parent folder to either be collapsed or expaned, as is
 166  * currently appropriate.
 167  */
 168 function create_collapse_link($boxnum) {
 169     global $boxes, $imapConnection, $unseen_notify, $color;
 170     $mailbox = urlencode($boxes[$boxnum]['unformatted']);
 171
 172     /* Create the link for this collapse link. */
 173     $link = '<a target="left" style="text-decoration:none" ' .
 174             'href="left_main.php?';
 175     if ($boxes[$boxnum]['collapse'] == SM_BOX_COLLAPSED) {
 176         $link .= "unfold=$mailbox\">+";
 177     } else {
 178         $link .= "fold=$mailbox\">-";
 179     }
 180     $link .= '</a>';
 181
 182     /* Return the finished product. */
 183     return ($link);
 184 }
 185
 186 /**
 187  * create_unseen_string:
 188  *
 189  * Create unseen and total message count for both this folder and
 190  * it's subfolders.
 191  *
 192  * @param string $boxName name of the current mailbox
 193  * @param array $boxArray array for the current mailbox
 194  * @param $imapConnection current imap connection in use
 195  * @return array[0] unseen message string (for display)
 196  * @return array[1] unseen message count
 197  */
 198 function create_unseen_string($boxName, $boxArray, $imapConnection, $unseen_type) {
 199     global $boxes, $unseen_type, $color, $unseen_cum;
 200
 201     /* Initialize the return value. */
 202     $result = array(0,0);
 203
 204     /* Initialize the counts for this folder. */
 205     $boxUnseenCount = 0;
 206     $boxMessageCount = 0;
 207     $totalUnseenCount = 0;
 208     $totalMessageCount = 0;
 209
 210     /* Collect the counts for this box alone. */
 211     $status = sqimap_status_messages($imapConnection, $boxName);
 212     $boxUnseenCount = $status['UNSEEN'];
 213     if ($boxUnseenCount === false) {
 214         return false;
 215     }
 216     if ($unseen_type == 2) {
 217         $boxMessageCount = $status['MESSAGES'];
 218     }
 219
 220     /* Initialize the total counts. */
 221
 222     if ($boxArray['collapse'] == SM_BOX_COLLAPSED && $unseen_cum) {
 223         /* Collect the counts for this boxes subfolders. */
 224         $curBoxLength = strlen($boxName);
 225         $boxCount = count($boxes);
 226
 227         for ($i = 0; $i < $boxCount; ++$i) {
 228             /* Initialize the counts for this subfolder. */
 229             $subUnseenCount = 0;
 230             $subMessageCount = 0;
 231
 232             /* Collect the counts for this subfolder. */
 233             if (($boxName != $boxes[$i]['unformatted'])
 234                    && (substr($boxes[$i]['unformatted'], 0, $curBoxLength) == $boxName)
 235                    && !in_array('noselect', $boxes[$i]['flags'])) {
 236                 $status = sqimap_status_messages($imapConnection, $boxes[$i]['unformatted']);
 237                 $subUnseenCount = $status['UNSEEN'];
 238                 if ($unseen_type == 2) {
 239                     $subMessageCount = $status['MESSAGES'];;
 240                 }
 241                 /* Add the counts for this subfolder to the total. */
 242                 $totalUnseenCount += $subUnseenCount;
 243                 $totalMessageCount += $subMessageCount;
 244             }
 245         }
 246
 247         /* Add the counts for all subfolders to that of the box. */
 248         $boxUnseenCount += $totalUnseenCount;
 249         $boxMessageCount += $totalMessageCount;
 250     }
 251
 252     /* And create the magic unseen count string.     */
 253     /* Really a lot more then just the unseen count. */
 254     if (($unseen_type == 1) && ($boxUnseenCount > 0)) {
 255         $result[0] = "($boxUnseenCount)";
 256     } else if ($unseen_type == 2) {
 257         $result[0] = "($boxUnseenCount/$boxMessageCount)";
 258         $result[0] = "<font color=\"$color[11]\">$result[0]</font>";
 259     }
 260
 261     /* Set the unseen count to return to the outside world. */
 262     $result[1] = $boxUnseenCount;
 263
 264     /* Return our happy result. */
 265     return ($result);
 266 }
 267
 268 /**
 269  * This simple function checks if a box is another box's parent.
 270  */
 271 function is_parent_box($curbox_name, $parbox_name) {
 272     global $delimiter;
 273
 274     /* Extract the name of the parent of the current box. */
 275     $curparts = explode($delimiter, $curbox_name);
 276     $curname = array_pop($curparts);
 277     $actual_parname = implode($delimiter, $curparts);
 278     $actual_parname = substr($actual_parname,0,strlen($parbox_name));
 279
 280     /* Compare the actual with the given parent name. */
 281     return ($parbox_name == $actual_parname);
 282 }
 283
 284 function listBoxes ($boxes, $j=0 ) {
 285     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 286     $move_to_trash, $trash_folder, $collapse_folders;
 287     $pre = '';
 288     $end = '';
 289     $collapse = false;
 290     if ($boxes) {
 291         $mailbox = $boxes->mailboxname_full;
 292         $leader = '';
 293         for ($k = 0; $k < $j; $k++) {
 294             $leader.= '&nbsp&nbsp&nbsp';
 295         }
 296         $mailboxURL = urlencode($mailbox);
 297
 298         /* get unseen/total messages information */
 299         if ($boxes->unseen) {
 300             $unseen = $boxes->unseen;
 301             $unseen_string = "($unseen)";
 302             if ($unseen>0) $unseen_found = TRUE;
 303             if ($boxes->total) {
 304                 $numMessages = $boxes->total;
 305                 $unseen_string = "<font color=\"$color[11]\">($unseen/$numMessages)</font>";
 306             }
 307         } else $unseen = 0;
 308
 309
 310
 311         if (isset($boxes->mbxs[0]) && $collapse_folders) {
 312             $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 313             $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 314
 315             $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 316             if ($collapse) {
 317                 $link .= "unfold=$mailboxURL\">$leader +&nbsp";
 318             } else {
 319                 $link .= "fold=$mailboxURL\">$leader -&nbsp";
 320             }
 321             $link .= '</a>';
 322             $pre .= $link;
 323         } else {
 324             $pre.= $leader . '&nbsp&nbsp&nbsp';
 325         }
 326
 327
 328         /* If there are unseen message, bold the line. */
 329         if ($unseen > 0) { $pre .= '<B>'; }
 330
 331         if (($move_to_trash) && ($mailbox == $trash_folder)) {
 332             if (! isset($numMessages)) {
 333                 $status = sqimap_status_messages($imapConnection, $mailbox);
 334                 $numMessages = $status['MESSAGES'];
 335             }
 336
 337             if ($numMessages > 0) {
 338                 $urlMailbox = urlencode($mailbox);
 339                 $pre .= "\n<small>\n" .
 340                         "&nbsp;&nbsp;(<a href=\"empty_trash.php\" style=\"text-decoration:none\">"._("purge")."</a>)" .
 341                         "</small>";
 342             }
 343         } else {
 344             if (!$boxes->is_noselect) {
 345                 $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">";
 346                 $end .= '</a>';
 347             }
 348         }
 349
 350         /* If there are unseen message, close bolding. */
 351         if ($unseen > 0) { $end .= "</b>"; }
 352
 353         /* Print unseen information. */
 354         if (isset($unseen_found) && $unseen_found) {
 355             $end .= "&nbsp;<small>$unseen_string</small>";
 356         }
 357
 358         $font = '';
 359         $fontend = '';
 360         if ($boxes->is_special) {
 361             $font = "<font color=\"$color[11]\">";
 362             $fontend = "</font>";
 363         }
 364
 365         if (!$boxes->is_root) {
 366             echo "" . $pre .$font. $boxes->mailboxname_sub .$fontend . $end. '<br />';
 367             $j++;
 368         }
 369         if (!$collapse || $boxes->is_root) {
 370             for ($i = 0; $i <count($boxes->mbxs); $i++) {
 371                 listBoxes($boxes->mbxs[$i],$j);
 372             }
 373         }
 374
 375     }
 376 }
 377
 378 function ListAdvancedBoxes ($boxes, $mbx, $j='ID.0000' ) {
 379     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 380     $move_to_trash, $trash_folder, $collapse_folders;
 381
 382     /* use_folder_images only works if the images exist in ../images */
 383     $use_folder_images = true;
 384
 385     $pre = '';
 386     $end = '';
 387     $collapse = false;
 388
 389     if ($boxes) {
 390         $mailbox = $boxes->mailboxname_full;
 391         $mailboxURL = urlencode($mailbox);
 392
 393         /* get unseen/total messages information */
 394         if ($boxes->unseen) {
 395             $unseen = $boxes->unseen;
 396             $unseen_string = "($unseen)";
 397             if ($unseen>0) $unseen_found = TRUE;
 398             if ($boxes->total) {
 399                 $numMessages = $boxes->total;
 400                 $unseen_string = "<font color=\"$color[11]\">($unseen/$numMessages)</font>";
 401             }
 402         } else $unseen = 0;
 403
 404         /* If there are unseen message, bold the line. */
 405         if ($unseen > 0) { $pre .= '<b>'; }
 406
 407         /* color special boxes */
 408         if ($boxes->is_special) {
 409             $pre .= "<font color=\"$color[11]\">";
 410             $end .= '</font>';
 411         }
 412
 413         /* If there are unseen message, close bolding. */
 414         if ($unseen > 0) { $end .= '</b>'; }
 415
 416         /* Print unseen information. */
 417         if (isset($unseen_found) && $unseen_found) {
 418             $end .= "&nbsp;$unseen_string";
 419         }
 420
 421         if (($move_to_trash) && ($mailbox == $trash_folder)) {
 422             if (! isset($numMessages)) {
 423                 $numMessages = $boxes->total;
 424             }
 425             if ($numMessages > 0) {
 426                 $urlMailbox = urlencode($mailbox);
 427                 $pre .= "\n<small>\n" .
 428                         "&nbsp;&nbsp;(<a class=\"mbx_link\" href=\"empty_trash.php\">"._("purge")."</a>)" .
 429                         "</small>";
 430             }
 431         } else {
 432             if (!$boxes->is_noselect) { /* \Noselect boxes can't be selected */
 433                 $pre .= "<a class=\"mbx_link\" href=\"right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">";
 434                 $end .= '</a>';
 435             }
 436         }
 437
 438         if (!$boxes->is_root) {
 439             if ($use_folder_images) {
 440               if ($boxes->is_inbox) {
 441                 $folder_img = '../images/inbox.gif';
 442               } else if ($boxes->is_sent) {
 443                 $folder_img = '../images/senti.gif';
 444               } else if ($boxes->is_trash) {
 445                 $folder_img = '../images/delitem.gif';
 446               } else if ($boxes->is_draft) {
 447                 $folder_img = '../images/draft.gif';
 448               } else $folder_img = '../images/folder.gif';
 449               $folder_img = '&nbsp;<img src="'.$folder_img.'" height="15" valign="center" />&nbsp;';
 450             } else $folder_img = '';
 451             if (!isset($boxes->mbxs[0])) {
 452                 echo '   ' . html_tag( 'div',
 453                                 $pre . $folder_img . $boxes->mailboxname_sub . $end ,
 454                         'left', '', 'class="mbx_sub" id="' .$j. '"' )
 455                         . "\n";
 456             } else {
 457                 /* get collapse information */
 458                 if ($collapse_folders) {
 459                     $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 460                     $form_entry = $j.'F';
 461                     if (isset($mbx) && isset($mbx[$form_entry])) {
 462                         $collapse = $mbx[$form_entry];
 463                         if ($collapse) {
 464                             setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , SM_BOX_COLLAPSED);
 465                         } else {
 466                             setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , SM_BOX_UNCOLLAPSED);
 467                         }
 468                     } else {
 469                         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 470                         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 471                     }
 472                     if ($collapse) {
 473                         $link = '<a href="javascript:void(0)">'." <img src=\"../images/plus.gif\" border=\"1\" id=$j onclick=\"hidechilds(this)\" /></a>";
 474                     } else {
 475                         $link = '<a href="javascript:void(0)">'."<img src=\"../images/minus.gif\" border=\"1\" id=$j onclick=\"hidechilds(this)\" /></a>";
 476                     }
 477                     $collapse_link = $link;
 478                 } else $collapse_link='';
 479                 echo '   ' . html_tag( 'div',
 480                                 $collapse_link . $pre . $folder_img . '&nbsp;'. $boxes->mailboxname_sub . $end ,
 481                         'left', '', 'class="mbx_par" id="' .$j. 'P"' )
 482                         . "\n";
 483                 echo '   <input type="hidden" name="mbx['.$j. 'F]" value="'.$collapse.'" id="mbx['.$j.'F]" />'."\n";
 484             }
 485         }
 486         if ($collapse) {
 487             $visible = ' style="display:none;"';
 488         } else {
 489             $visible = ' style="display:block;"';
 490         }
 491
 492         if (isset($boxes->mbxs[0]) && !$boxes->is_root) /* mailbox contains childs */
 493             echo html_tag( 'div', '', 'left', '', 'class="par_area" id='.$j.'.0000 '. $visible ) . "\n";
 494
 495             if ($j !='ID.0000') {
 496                $j = $j .'.0000';
 497         }
 498         for ($i = 0; $i <count($boxes->mbxs); $i++) {
 499             $j++;
 500             listAdvancedBoxes($boxes->mbxs[$i],$mbx,$j);
 501         }
 502         if (isset($boxes->mbxs[0]) && !$boxes->is_root ) echo '</div>'."\n\n";
 503     }
 504 }
 505
 506
 507
 508
 509 /* -------------------- MAIN ------------------------ */
 510
 511 $key = $_COOKIE['key'];
 512 $onetimepad = $_SESSION['onetimepad'];
 513 $username = $_SESSION['username'];
 514 $delimiter = $_SESSION['delimiter'];
 515
 516 if (isset($_GET['fold'])) {
 517     $fold = $_GET['fold'];
 518 }
 519 if (isset($_GET['unfold'])) {
 520     $unfold = $_GET['unfold'];
 521 }
 522
 523 // open a connection on the imap port (143)
 524 $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 10); // the 10 is to hide the output
 525
 526 /**
 527  * Using stristr since older preferences may contain "None" and "none".
 528  */
 529 if (isset($left_refresh) && ($left_refresh != '') &&
 530     !stristr($left_refresh, 'none')){
 531     $xtra =  "\n<meta http-equiv=\"Expires\" content=\"Thu, 01 Dec 1994 16:00:00 GMT\" />\n" .
 532              "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n".
 533              "<meta http-equiv=\"REFRESH\" content=\"$left_refresh;URL=left_main.php\" />\n";
 534 } else {
 535     $xtra = '';
 536 }
 537
 538 /**
 539  * $advanced_tree and $oldway are boolean vars which are default set to default
 540  * SM behaviour.
 541  * Setting $oldway to false causes left_main.php to use the new  experimental
 542  * way of getting the mailbox-tree.
 543  * Setting $advanced tree to true causes SM to display a experimental
 544  * mailbox-tree with dhtml behaviour.
 545  * It only works on browsers which supports css and javascript. The used
 546  * javascript is experimental and doesn't support all browsers. It is tested on
 547  * IE6 an Konquerer 3.0.0-2.
 548  * In the function ListAdvancedBoxes there is another var $use_folder_images.
 549  * setting this to true is only usefull if the images exists in ../images.
 550  *
 551  * Feel free to experiment with the code and report bugs and enhancements
 552  * to marc@its-projects.nl
 553  **/
 554
 555 $advanced_tree = false; /* set this to true if you want to see a nicer mailboxtree */
 556 $oldway = true; /* default SM behaviour */
 557
 558 if ($advanced_tree) {
 559 $xtra .= <<<ECHO
 560 <script language="Javascript" TYPE="text/javascript">
 561
 562 <!--
 563
 564     function hidechilds(el) {
 565         id = el.id+".0000";
 566         form_id = "mbx[" + el.id +"F]";
 567         if (document.all) {
 568             ele = document.all[id];
 569             if (ele) {
 570                if(ele.style.display == "none") {
 571                   ele.style.display = "block";
 572                   ele.style.visibility = "visible"
 573                   el.src="../images/minus.gif";
 574                   document.all[form_id].value=0;
 575                } else {
 576                   ele.style.display = "none";
 577                   ele.style.visibility = "hidden"
 578                   el.src="../images/plus.gif";
 579                   document.all[form_id].value=1;
 580                }
 581             }
 582         } else if (document.getElementById) {
 583             ele = document.getElementById(id);
 584             if (ele) {
 585                if(ele.style.display == "none") {
 586                   ele.style.display = "block";
 587                   ele.style.visibility = "visible"
 588                   el.src="../images/minus.gif";
 589                   document.getElementById(form_id).value=0;
 590                } else {
 591                   ele.style.display = "none";
 592                   ele.style.visibility = "hidden"
 593                   el.src="../images/plus.gif";
 594                   document.getElementById(form_id).value=1;
 595                }
 596             }
 597         }
 598    }
 599
 600    function preload() {
 601      if (!document.images) return;
 602      var ar = new Array();
 603      var arguments = preload.arguments;
 604      for (var i = 0; i<arguments.length; i++) {
 605         ar[i] = new Image();
 606         ar[i].src = arguments[i];
 607      }
 608    }
 609
 610    function buttonover(el,on) {
 611       if (!on) {
 612          el.style.borderColor="blue";}
 613       else {
 614          el.style.borderColor="orange";}
 615    }
 616
 617    function buttonclick(el,on) {
 618       if (!on) {
 619          el.style.border="groove"}
 620       else {
 621          el.style.border="ridge";}
 622    }
 623
 624    function hideframe(hide) {
 625
 626 ECHO;
 627 $xtra .= "      left_size = \"$left_size\";\n";
 628 $xtra .= <<<ECHO
 629       if (document.all) {
 630         masterf = window.parent.document.all["fs1"];
 631         leftf = window.parent.document.all["left"];
 632         leftcontent = document.all["leftframe"];
 633         leftbutton = document.all["showf"];
 634       } else if (document.getElementById) {
 635         masterf = window.parent.document.getElementById("fs1");
 636         leftf = window.parent.document.getElementById("left");
 637         leftcontent = document.getElementById("leftframe");
 638         leftbutton = document.getElementById("showf");
 639       } else {
 640         return false;
 641       }
 642       if(hide) {
 643          new_col = calc_col("20");
 644          masterf.cols = new_col;
 645          document.body.scrollLeft=0;
 646          document.body.style.overflow='hidden';
 647          leftcontent.style.display = 'none';
 648          leftbutton.style.display='block';
 649       } else {
 650          masterf.cols = calc_col(left_size);
 651          document.body.style.overflow='';
 652          leftbutton.style.display='none';
 653          leftcontent.style.display='block';
 654
 655       }
 656    }
 657
 658    function calc_col(c_w) {
 659
 660 ECHO;
 661    if ($location_of_bar == 'right') {
 662        $xtra .= '     right=true;';
 663    } else {
 664        $xtra .= '     right=false;';
 665    }
 666    $xtra .= "\n";
 667 $xtra .= <<<ECHO
 668      if (right) {
 669          new_col = '*,'+c_w;
 670      } else {
 671          new_col = c_w+',*';
 672      }
 673      return new_col;
 674    }
 675
 676    function resizeframe(direction) {
 677      if (document.all) {
 678         masterf = window.parent.document.all["fs1"];
 679      } else if (document.getElementById) {
 680         window.parent.document.getElementById("fs1");
 681      } else {
 682         return false;
 683      }
 684
 685 ECHO;
 686    if ($location_of_bar == 'right') {
 687        $xtra .= '  colPat=/^\*,(\d+)$/;';
 688    } else {
 689        $xtra .= '  colPat=/^(\d+),.*$/;';
 690    }
 691    $xtra .= "\n";
 692
 693 $xtra .= <<<ECHO
 694      old_col = masterf.cols;
 695      colPat.exec(old_col);
 696
 697      if (direction) {
 698         new_col_width = parseInt(RegExp.$1) + 25;
 699
 700      } else {
 701         if (parseInt(RegExp.$1) > 35) {
 702            new_col_width = parseInt(RegExp.$1) - 25;
 703         }
 704      }
 705      masterf.cols = calc_col(new_col_width);
 706    }
 707
 708 //-->
 709
 710 </script>
 711
 712 ECHO;
 713
 714 /* style definitions */
 715
 716 $xtra .= <<<ECHO
 717
 718 <style type="text/css">
 719 <!--
 720   body {
 721      margin: 0px 0px 0px 0px;
 722      padding: 5px 5px 5px 5px;
 723   }
 724
 725   .button {
 726      border:outset;
 727      border-color:blue;
 728      background:white;
 729      width:99%;
 730      heigth:99%;
 731   }
 732
 733   .mbx_par {
 734      font-size:0.8em;
 735      margin-left:4px;
 736      margin-right:0px;
 737   }
 738
 739   a.mbx_link {
 740       text-decoration: none;
 741       background-color: $color[0];
 742       display: inline;
 743   }
 744
 745   a:hover.mbx_link {
 746       background-color: $color[9];
 747   }
 748
 749   a.mbx_link img {
 750       border-style: none;
 751   }
 752
 753   .mbx_sub {
 754      padding-left:5px;
 755      padding-right:0px;
 756      margin-left:4px;
 757      margin-right:0px;
 758      font-size:0.7em;
 759   }
 760
 761   .par_area {
 762      margin-top:0px;
 763      margin-left:4px;
 764      margin-right:0px;
 765      padding-left:10px;
 766      padding-bottom:5px;
 767      border-left: solid;
 768      border-left-width:0.1em;
 769      border-left-color:blue;
 770      border-bottom: solid;
 771      border-bottom-width:0.1em;
 772      border-bottom-color:blue;
 773      display: block;
 774   }
 775
 776   .mailboxes {
 777      padding-bottom:3px;
 778      margin-right:4px;
 779      padding-right:4px;
 780      margin-left:4px;
 781      padding-left:4px;
 782      border: groove;
 783      border-width:0.1em;
 784      border-color:green;
 785      background: $color[0];
 786   }
 787
 788 -->
 789
 790 </style>
 791
 792 ECHO;
 793
 794 }
 795
 796
 797
 798
 799 displayHtmlHeader( 'SquirrelMail', $xtra );
 800
 801 /* If requested and not yet complete, attempt to autocreate folders. */
 802 if ($auto_create_special && !isset($auto_create_done)) {
 803     $autocreate = array($sent_folder, $trash_folder, $draft_folder);
 804     foreach( $autocreate as $folder ) {
 805         if (($folder != '') && ($folder != 'none')) {
 806             if ( !sqimap_mailbox_exists($imapConnection, $folder)) {
 807                 sqimap_mailbox_create($imapConnection, $folder, '');
 808             } else if (!sqimap_mailbox_is_subscribed($imapConnection, $folder)) {
 809                 sqimap_subscribe($imapConnection, $folder);
 810             }
 811         }
 812     }
 813
 814     /* Let the world know that autocreation is complete! Hurrah! */
 815     $auto_create_done = TRUE;
 816     sqsession_register($auto_create_done, 'auto_create_done');
 817 }
 818
 819 echo "\n<body bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 820
 821 do_hook('left_main_before');
 822 if ($advanced_tree) {
 823    /* nice future feature, needs layout !! volunteers?   */
 824    $right_pos = $left_size - 20;
 825    echo '<div style="position:absolute;top:0;border=solid;border-width:0.1em;border-color:blue;"><div ID="hidef" style="width=20;font-size:12"><A HREF="javascript:hideframe(true)"><b><<</b></a></div>';
 826    echo '<div ID="showf" style="width=20;font-size:12;display:none;"><a href="javascript:hideframe(false)"><b>>></b></a></div>';
 827    echo '<div ID="incrf" style="width=20;font-size:12"><a href="javascript:resizeframe(true)"><b>></b></a></div>';
 828    echo '<div ID="decrf" style="width=20;font-size:12"><a href="javascript:resizeframe(false)"><b><</b></a></div></div>';
 829    echo '<div ID="leftframe"><br /><br />';
 830 }
 831
 832 echo "\n\n" . html_tag( 'table', '', 'left', '', 'border="0" cellspacing="0" cellpadding="0" width="99%"' ) .
 833     html_tag( 'tr' ) .
 834     html_tag( 'td', '', 'left' ) .
 835     '<center><font size="4"><b>'. _("Folders") . "</b><br /></font>\n\n";
 836
 837 if ($date_format != 6) {
 838     /* First, display the clock. */
 839     if ($hour_format == 1) {
 840         $hr = 'G:i';
 841         if ($date_format == 4) {
 842             $hr .= ':s';
 843         }
 844     } else {
 845         if ($date_format == 4) {
 846             $hr = 'g:i:s a';
 847         } else {
 848             $hr = 'g:i a';
 849         }
 850     }
 851
 852     switch( $date_format ) {
 853     case 1:
 854         $clk = date('m/d/y '.$hr, time());
 855         break;
 856     case 2:
 857         $clk = date('d/m/y '.$hr, time());
 858         break;
 859     case 4:
 860     case 5:
 861         $clk = date($hr, time());
 862         break;
 863     default:
 864         $clk = substr( getDayName( date( 'w', time() ) ), 0, 3 ) . date( ', ' . $hr, time() );
 865     }
 866     $clk = str_replace(' ','&nbsp;',$clk);
 867
 868     echo '<center><small>' . str_replace(' ','&nbsp;',_("Last Refresh")) .
 869          ": $clk</small></center>";
 870 }
 871
 872 /* Next, display the refresh button. */
 873 echo '<small>(<a href="../src/left_main.php" target="left">'.
 874      _("refresh folder list") . '</a>)</small></center><br />';
 875
 876 /* Lastly, display the folder list. */
 877 if ( $collapse_folders ) {
 878     /* If directed, collapse or uncollapse a folder. */
 879     if (isset($fold)) {
 880         setPref($data_dir, $username, 'collapse_folder_' . $fold, SM_BOX_COLLAPSED);
 881     } else if (isset($unfold)) {
 882         setPref($data_dir, $username, 'collapse_folder_' . $unfold, SM_BOX_UNCOLLAPSED);
 883     }
 884 }
 885
 886 if ($oldway) {  /* normal behaviour SM */
 887
 888 $boxes = sqimap_mailbox_list($imapConnection);
 889 /* Prepare do do out collapsedness and visibility computation. */
 890 $curbox = 0;
 891 $boxcount = count($boxes);
 892
 893 /* Compute the collapsedness and visibility of each box. */
 894
 895 while ($curbox < $boxcount) {
 896     $boxes[$curbox]['visible'] = TRUE;
 897     compute_folder_children($curbox, $boxcount);
 898 }
 899
 900
 901 for ($i = 0; $i < count($boxes); $i++) {
 902     if ( $boxes[$i]['visible'] ) {
 903         $mailbox = $boxes[$i]['formatted'];
 904         $mblevel = substr_count($boxes[$i]['unformatted'], $delimiter) + 1;
 905
 906         /* Create the prefix for the folder name and link. */
 907         $prefix = str_repeat('  ',$mblevel);
 908         if (isset($collapse_folders) && $collapse_folders && $boxes[$i]['parent']) {
 909             $prefix = str_replace(' ','&nbsp;',substr($prefix,0,strlen($prefix)-2)).
 910                       create_collapse_link($i) . '&nbsp;';
 911         } else {
 912             $prefix = str_replace(' ','&nbsp;',$prefix);
 913         }
 914         $line = "<nobr><tt>$prefix</tt>";
 915
 916         /* Add the folder name and link. */
 917         if (! isset($color[15])) {
 918             $color[15] = $color[6];
 919         }
 920
 921         if (in_array('noselect', $boxes[$i]['flags'])) {
 922             if( isSpecialMailbox( $boxes[$i]['unformatted']) ) {
 923                 $line .= "<font color=\"$color[11]\">";
 924             } else {
 925                 $line .= "<font color=\"$color[15]\">";
 926             }
 927             if (ereg("^( *)([^ ]*)", $mailbox, $regs)) {
 928                 $mailbox = str_replace('&nbsp;','',$mailbox);
 929                 $line .= str_replace(' ', '&nbsp;', $mailbox);
 930             }
 931             $line .= '</font>';
 932         } else {
 933             $line .= formatMailboxName($imapConnection, $boxes[$i]);
 934         }
 935
 936         /* Put the final touches on our folder line. */
 937         $line .= "</nobr><br>\n";
 938
 939         /* Output the line for this folder. */
 940         echo $line;
 941     }
 942 }
 943 } else {  /* expiremental code */
 944     $boxes = sqimap_mailbox_tree($imapConnection);
 945     if (isset($advanced_tree) && $advanced_tree) {
 946         echo '<form name="collapse" action="left_main.php" method="post" ' .
 947             'enctype="multipart/form-data"'."\n";
 948         echo '<small><button type="submit" class="button" onmouseover="buttonover(this,true)" onmouseout="buttonover(this,false)" onmousedown="buttonclick(this,true)" onmouseup="buttonclick(this,false)">'. _("Save folder tree") .'</button><br /><br />';
 949         echo '<div id="mailboxes" class="mailboxes">'."\n\n";
 950         if (!isset($mbx)) $mbx=NULL;
 951             ListAdvancedBoxes($boxes, $mbx);
 952         echo '</div></small>'."\n";
 953         echo '</form>'."\n";
 954     } else {
 955         ListBoxes($boxes);
 956     }
 957 } /* if ($oldway) else ... */
 958 do_hook('left_main_after');
 959 sqimap_logout($imapConnection);
 960
 961 echo '</td></tr></table>' . "\n".
 962     "</div></body></html>\n";
 963
 964 ?>