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     $real_box = $box_array['unformatted'];
  39     $mailbox = str_replace('&nbsp;','',$box_array['formatted']);
  40     $mailboxURL = urlencode($real_box);
  41
  42     /* Strip down the mailbox name. */
  43     if (ereg("^( *)([^ ]*)$", $mailbox, $regs)) {
  44         $mailbox = $regs[2];
  45     }
  46     $unseen = 0;
  47     $status = array('','');
  48     if (($unseen_notify == 2 && $real_box == 'INBOX') ||
  49         $unseen_notify == 3) {
  50     $tmp_status = create_unseen_string($real_box, $box_array, $imapConnection, $unseen_type );
  51     if ($status !== false) {
  52         $status = $tmp_status;
  53     }
  54     }
  55     list($unseen_string, $unseen) = $status;
  56     $special_color = ($use_special_folder_color && isSpecialMailbox($real_box));
  57
  58     /* Start off with a blank line. */
  59     $line = '';
  60
  61     /* If there are unseen message, bold the line. */
  62     if ($unseen > 0) { $line .= '<B>'; }
  63
  64     /* Create the link for this folder. */
  65     if ($status !== false) {
  66     $line .= '<a href="right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox='.
  67                 $mailboxURL.'" TARGET="right" STYLE="text-decoration:none">';
  68     }
  69     if ($special_color) {
  70         $line .= "<font color=\"$color[11]\">";
  71     }
  72     if ( $mailbox == 'INBOX' ) {
  73         $line .= _("INBOX");
  74     } else {
  75         $line .= str_replace(' ','&nbsp;',$mailbox);
  76     }
  77     if ($special_color == TRUE)
  78         $line .= '</font>';
  79     if ($status !== false) {
  80     $line .= '</a>';
  81     }
  82
  83     /* If there are unseen message, close bolding. */
  84     if ($unseen > 0) { $line .= "</B>"; }
  85
  86     /* Print unseen information. */
  87     if ($unseen_string != '') {
  88         $line .= "&nbsp;<SMALL>$unseen_string</SMALL>";
  89     }
  90
  91     /* If it's the trash folder, show a purge link when needed */
  92     if (($move_to_trash) && ($real_box == $trash_folder)) {
  93         if (! isset($numMessages)) {
  94             $numMessages = sqimap_get_num_messages($imapConnection, $real_box);
  95         }
  96
  97         if (($numMessages > 0) or ($box_array['parent'] == 1)) {
  98             $urlMailbox = urlencode($real_box);
  99             $line .= "\n<small>\n" .
 100                     "&nbsp;&nbsp;(<A HREF=\"empty_trash.php\" style=\"text-decoration:none\">"._("purge")."</A>)" .
 101                     "</small>";
 102         }
 103     }
 104
 105     /* Return the final product. */
 106     return ($line);
 107 }
 108
 109 /**
 110  * Recursive function that computes the collapsed status and parent
 111  * (or not parent) status of this box, and the visiblity and collapsed
 112  * status and parent (or not parent) status for all children boxes.
 113  */
 114 function compute_folder_children(&$parbox, $boxcount) {
 115     global $boxes, $data_dir, $username, $collapse_folders;
 116     $nextbox = $parbox + 1;
 117
 118     /* Retreive the name for the parent box. */
 119     $parbox_name = $boxes[$parbox]['unformatted'];
 120
 121     /* 'Initialize' this parent box to childless. */
 122     $boxes[$parbox]['parent'] = FALSE;
 123
 124     /* Compute the collapse status for this box. */
 125     if( isset($collapse_folders) && $collapse_folders ) {
 126         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $parbox_name);
 127         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 128     } else {
 129         $collapse = SM_BOX_UNCOLLAPSED;
 130     }
 131     $boxes[$parbox]['collapse'] = $collapse;
 132
 133     /* Otherwise, get the name of the next box. */
 134     if (isset($boxes[$nextbox]['unformatted'])) {
 135         $nextbox_name = $boxes[$nextbox]['unformatted'];
 136     } else {
 137         $nextbox_name = '';
 138     }
 139
 140     /* Compute any children boxes for this box. */
 141     while (($nextbox < $boxcount) &&
 142            (is_parent_box($boxes[$nextbox]['unformatted'], $parbox_name))) {
 143
 144         /* Note that this 'parent' box has at least one child. */
 145         $boxes[$parbox]['parent'] = TRUE;
 146
 147         /* Compute the visiblity of this box. */
 148         $boxes[$nextbox]['visible'] = ($boxes[$parbox]['visible'] &&
 149                                        ($boxes[$parbox]['collapse'] != SM_BOX_COLLAPSED));
 150
 151         /* Compute the visibility of any child boxes. */
 152         compute_folder_children($nextbox, $boxcount);
 153     }
 154
 155     /* Set the parent box to the current next box. */
 156     $parbox = $nextbox;
 157 }
 158
 159 /**
 160  * Create the link for a parent folder that will allow that
 161  * parent folder to either be collapsed or expaned, as is
 162  * currently appropriate.
 163  */
 164 function create_collapse_link($boxnum) {
 165     global $boxes, $imapConnection, $unseen_notify, $color;
 166     $mailbox = urlencode($boxes[$boxnum]['unformatted']);
 167
 168     /* Create the link for this collapse link. */
 169     $link = '<a target="left" style="text-decoration:none" ' .
 170             'href="left_main.php?';
 171     if ($boxes[$boxnum]['collapse'] == SM_BOX_COLLAPSED) {
 172         $link .= "unfold=$mailbox\">+";
 173     } else {
 174         $link .= "fold=$mailbox\">-";
 175     }
 176     $link .= '</a>';
 177
 178     /* Return the finished product. */
 179     return ($link);
 180 }
 181
 182 /**
 183  * create_unseen_string:
 184  *
 185  * Create unseen and total message count for both this folder and
 186  * it's subfolders.
 187  *
 188  * @param string $boxName name of the current mailbox
 189  * @param array $boxArray array for the current mailbox
 190  * @param $imapConnection current imap connection in use
 191  * @return array[0] unseen message string (for display)
 192  * @return array[1] unseen message count
 193  */
 194 function create_unseen_string($boxName, $boxArray, $imapConnection, $unseen_type) {
 195     global $boxes, $unseen_type, $color, $unseen_cum;
 196
 197     /* Initialize the return value. */
 198     $result = array(0,0);
 199
 200     /* Initialize the counts for this folder. */
 201     $boxUnseenCount = 0;
 202     $boxMessageCount = 0;
 203     $totalUnseenCount = 0;
 204     $totalMessageCount = 0;
 205
 206     /* Collect the counts for this box alone. */
 207     $status = sqimap_status_messages($imapConnection, $boxName);
 208     $boxUnseenCount = $status['UNSEEN'];
 209     if ($boxUnseenCount === false) {
 210     return false;
 211     }
 212     if ($unseen_type == 2) {
 213         $boxMessageCount = $status['MESSAGES'];
 214     }
 215
 216     /* Initialize the total counts. */
 217
 218     if ($boxArray['collapse'] == SM_BOX_COLLAPSED && $unseen_cum) {
 219         /* Collect the counts for this boxes subfolders. */
 220         $curBoxLength = strlen($boxName);
 221         $boxCount = count($boxes);
 222
 223         for ($i = 0; $i < $boxCount; ++$i) {
 224             /* Initialize the counts for this subfolder. */
 225             $subUnseenCount = 0;
 226             $subMessageCount = 0;
 227
 228             /* Collect the counts for this subfolder. */
 229             if (($boxName != $boxes[$i]['unformatted'])
 230                    && (substr($boxes[$i]['unformatted'], 0, $curBoxLength) == $boxName)
 231                    && !in_array('noselect', $boxes[$i]['flags'])) {
 232         $status = sqimap_status_messages($imapConnection, $boxes[$i]['unformatted']);
 233         $subUnseenCount = $status['UNSEEN'];
 234                 if ($unseen_type == 2) {
 235                     $subMessageCount = $status['MESSAGES'];;
 236                 }
 237                 /* Add the counts for this subfolder to the total. */
 238                 $totalUnseenCount += $subUnseenCount;
 239                 $totalMessageCount += $subMessageCount;
 240             }
 241         }
 242
 243         /* Add the counts for all subfolders to that of the box. */
 244         $boxUnseenCount += $totalUnseenCount;
 245         $boxMessageCount += $totalMessageCount;
 246     }
 247
 248     /* And create the magic unseen count string.     */
 249     /* Really a lot more then just the unseen count. */
 250     if (($unseen_type == 1) && ($boxUnseenCount > 0)) {
 251         $result[0] = "($boxUnseenCount)";
 252     } else if ($unseen_type == 2) {
 253         $result[0] = "($boxUnseenCount/$boxMessageCount)";
 254         $result[0] = "<font color=\"$color[11]\">$result[0]</font>";
 255     }
 256
 257     /* Set the unseen count to return to the outside world. */
 258     $result[1] = $boxUnseenCount;
 259
 260     /* Return our happy result. */
 261     return ($result);
 262 }
 263
 264 /**
 265  * This simple function checks if a box is another box's parent.
 266  */
 267 function is_parent_box($curbox_name, $parbox_name) {
 268     global $delimiter;
 269
 270     /* Extract the name of the parent of the current box. */
 271     $curparts = explode($delimiter, $curbox_name);
 272     $curname = array_pop($curparts);
 273     $actual_parname = implode($delimiter, $curparts);
 274     $actual_parname = substr($actual_parname,0,strlen($parbox_name));
 275
 276     /* Compare the actual with the given parent name. */
 277     return ($parbox_name == $actual_parname);
 278 }
 279
 280 function listBoxes ($boxes, $j=0 ) {
 281     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 282     $move_to_trash, $trash_folder, $collapse_folders, $imapConnection;
 283     $pre = '<nobr>';
 284     $end = '';
 285     $collapse = false;
 286     $unseen_type = 1;
 287     $unseen_notify = 0;
 288
 289     /* Get unseen/total display prefs */
 290     $unseen_type = getPref( $data_dir , $username , 'unseen_type' );
 291     $unseen_notify = getPref( $data_dir , $username , 'unseen_notify' );
 292
 293     if (isset($boxes) && !empty($boxes)) {
 294         $mailbox = $boxes->mailboxname_full;
 295         $leader = '<tt>';
 296         $leader .= str_repeat('&nbsp;&nbsp;&nbsp;',$j);
 297         $mailboxURL = urlencode($mailbox);
 298         /* get unseen/total messages information */
 299         if ($boxes->unseen !== false || $boxes->total !== false) {
 300             $unseen = $boxes->unseen;
 301             $unseen_string = "($unseen)";
 302             if ($unseen>0||$boxes->total>0) {
 303                 $unseen_found = TRUE;
 304             }
 305             $unseen_before = '<font color="' . $color[11] . '">';
 306             $unseen_after = '</font>';
 307             if ((($unseen_notify == 2) && (strtolower($mailbox) == 'inbox')) || ($unseen_notify == 3)) {
 308                 $unseen_string = '(' . $unseen;
 309
 310                 if ($unseen_type > 1) {
 311                     $unseen_string .= '/' . $boxes->total;
 312                 }
 313                 $unseen_string .= ')';
 314                 $unseen_string = $unseen_before . $unseen_string . $unseen_after;
 315             }
 316         } else {
 317             $unseen = 0;
 318         }
 319
 320         if (isset($boxes->mbxs[0]) && $collapse_folders) {
 321             $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 322             $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 323
 324             $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 325             if ($collapse) {
 326                 $link .= "unfold=$mailboxURL\">$leader+&nbsp;</tt>";
 327             } else {
 328                 $link .= "fold=$mailboxURL\">$leader-&nbsp;</tt>";
 329             }
 330             $link .= '</a>';
 331             $pre .= $link;
 332         } else {
 333             $pre.= $leader . '&nbsp;&nbsp;</tt>';
 334         }
 335
 336         /* If there are unseen message, bold the line. */
 337         if (($move_to_trash) && ($mailbox == $trash_folder)) {
 338             if (! isset($boxes->total)) {
 339                 $boxes->total = sqimap_status_messages($imapConnection, $mailbox);
 340             }
 341             if ($unseen > 0) {
 342                 $pre .= '<b>';
 343             }
 344             $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;sort=0;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 345             if ($unseen > 0) {
 346                 $end .= '</b>';
 347             }
 348             $end .= '</a>';
 349             if ($boxes->total > 0) {
 350                 if ($unseen > 0) {
 351                     $pre .= '<b>';
 352                 }
 353                 $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;sort=0;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 354                 if ($unseen > 0) {
 355                     $end .= '</b>';
 356                 }
 357                 $end .= "\n<small>\n" .
 358                         "&nbsp;&nbsp;(<a href=\"empty_trash.php\" style=\"text-decoration:none\">"._("purge")."</a>)" .
 359                         "</small>";
 360             }
 361         } else {
 362             if (!$boxes->is_noselect) {
 363                 if ($unseen > 0) {
 364                     $pre .= '<b>';
 365                 }
 366                 $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 367                 if ($unseen > 0) {
 368                     $end .= '</b>';
 369                 }
 370                 $end .= '</a>';
 371             }
 372         }
 373
 374         /* Print unseen information. */
 375         if (isset($unseen_found) && $unseen_found) {
 376             $end .= "&nbsp;<small>$unseen_string</small>";
 377         }
 378
 379         $font = '';
 380         $fontend = '';
 381         if ($boxes->is_special) {
 382             $font = "<font color=\"$color[11]\">";
 383             $fontend = "</font>";
 384         }
 385         $end .= '</nobr>';
 386
 387         if (!$boxes->is_root) {
 388             echo "" . $pre .$font. $boxes->mailboxname_sub .$fontend . $end. '<br />' . "\n";
 389             $j++;
 390         }
 391
 392         if (!$collapse || $boxes->is_root) {
 393             for ($i = 0; $i <count($boxes->mbxs); $i++) {
 394                 listBoxes($boxes->mbxs[$i],$j);
 395             }
 396         }
 397     }
 398 }
 399
 400 function ListAdvancedBoxes ($boxes, $mbx, $j='ID.0000' ) {
 401     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 402     $move_to_trash, $trash_folder, $collapse_folders;
 403
 404     /* use_folder_images only works if the images exist in ../images */
 405     $use_folder_images = true;
 406
 407     $pre = '';
 408     $end = '';
 409     $collapse = false;
 410
 411     if ($boxes) {
 412     $mailbox = $boxes->mailboxname_full;
 413     $mailboxURL = urlencode($mailbox);
 414
 415     /* get unseen/total messages information */
 416     if ($boxes->unseen !== false) {
 417         $unseen = $boxes->unseen;
 418         $unseen_string = "($unseen)";
 419         if ($unseen>0) $unseen_found = TRUE;
 420         if ($boxes->total) {
 421             $numMessages = $boxes->total;
 422             $unseen_string = "<font color=\"$color[11]\">($unseen/$numMessages)</font>";
 423         }
 424     } else $unseen = 0;
 425
 426     /* If there are unseen message, bold the line. */
 427     if ($unseen > 0) { $pre .= '<b>'; }
 428
 429     /* color special boxes */
 430     if ($boxes->is_special) {
 431             $pre .= "<font color=\"$color[11]\">";
 432         $end .= '</font>';
 433     }
 434
 435     /* If there are unseen message, close bolding. */
 436     if ($unseen > 0) { $end .= '</b>'; }
 437
 438     /* Print unseen information. */
 439     if (isset($unseen_found) && $unseen_found) {
 440             $end .= "&nbsp;$unseen_string";
 441     }
 442
 443     if (($move_to_trash) && ($mailbox == $trash_folder)) {
 444             if (! isset($numMessages)) {
 445             $numMessages = $boxes->total;
 446             }
 447             if ($numMessages > 0) {
 448             $urlMailbox = urlencode($mailbox);
 449             $pre .= "\n<small>\n" .
 450                     "&nbsp;&nbsp;(<a class=\"mbx_link\" href=\"empty_trash.php\">"._("purge")."</a>)" .
 451                     "</small>";
 452             }
 453     } else {
 454         if (!$boxes->is_noselect) { /* \Noselect boxes can't be selected */
 455         $pre .= "<a class=\"mbx_link\" href=\"right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">";
 456         $end .= '</a>';
 457         }
 458     }
 459
 460     if (!$boxes->is_root) {
 461         if ($use_folder_images) {
 462           if ($boxes->is_inbox) {
 463         $folder_img = '../images/inbox.gif';
 464           } else if ($boxes->is_sent) {
 465         $folder_img = '../images/senti.gif';
 466           } else if ($boxes->is_trash) {
 467         $folder_img = '../images/delitem.gif';
 468           } else if ($boxes->is_draft) {
 469         $folder_img = '../images/draft.gif';
 470           } else $folder_img = '../images/folder.gif';
 471           $folder_img = '&nbsp;<img src="'.$folder_img.'" height="15" valign="center" />&nbsp;';
 472         } else $folder_img = '';
 473         if (!isset($boxes->mbxs[0])) {
 474             echo '   ' . html_tag( 'div',
 475                             $pre . $folder_img . $boxes->mailboxname_sub . $end ,
 476                     'left', '', 'class="mbx_sub" id="' .$j. '"' )
 477                 . "\n";
 478         } else {
 479             /* get collapse information */
 480         if ($collapse_folders) {
 481             $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 482             $form_entry = $j.'F';
 483             if (isset($mbx) && isset($mbx[$form_entry])) {
 484                 $collapse = $mbx[$form_entry];
 485             if ($collapse) {
 486                     setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , SM_BOX_COLLAPSED);
 487             } else {
 488                     setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , SM_BOX_UNCOLLAPSED);
 489             }
 490             } else {
 491             $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 492                 $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 493             }
 494             if ($collapse) {
 495                 $link = '<a href="javascript:void(0)">'." <img src=\"../images/plus.gif\" border=\"1\" id=$j onclick=\"hidechilds(this)\" /></a>";
 496             } else {
 497                 $link = '<a href="javascript:void(0)">'."<img src=\"../images/minus.gif\" border=\"1\" id=$j onclick=\"hidechilds(this)\" /></a>";
 498             }
 499             $collapse_link = $link;
 500         } else $collapse_link='';
 501             echo '   ' . html_tag( 'div',
 502                             $collapse_link . $pre . $folder_img . '&nbsp;'. $boxes->mailboxname_sub . $end ,
 503                     'left', '', 'class="mbx_par" id="' .$j. 'P"' )
 504                 . "\n";
 505         echo '   <input type="hidden" name="mbx['.$j. 'F]" value="'.$collapse.'" id="mbx['.$j.'F]" />'."\n";
 506         }
 507     }
 508     if ($collapse) {
 509         $visible = ' style="display:none;"';
 510     } else {
 511         $visible = ' style="display:block;"';
 512     }
 513
 514     if (isset($boxes->mbxs[0]) && !$boxes->is_root) /* mailbox contains childs */
 515         echo html_tag( 'div', '', 'left', '', 'class="par_area" id='.$j.'.0000 '. $visible ) . "\n";
 516
 517         if ($j !='ID.0000') {
 518            $j = $j .'.0000';
 519     }
 520         for ($i = 0; $i <count($boxes->mbxs); $i++) {
 521         $j++;
 522             listAdvancedBoxes($boxes->mbxs[$i],$mbx,$j);
 523         }
 524     if (isset($boxes->mbxs[0]) && !$boxes->is_root ) echo '</div>'."\n\n";
 525     }
 526 }
 527
 528
 529
 530
 531 /* -------------------- MAIN ------------------------ */
 532
 533 /* get globals */
 534 sqgetGlobalVar('username', $username, SQ_SESSION);
 535 sqgetGlobalVar('key', $key, SQ_COOKIE);
 536 sqgetGlobalVar('delimiter', $delimiter, SQ_SESSION);
 537 sqgetGlobalVar('onetimepad', $onetimepad, SQ_SESSION);
 538
 539 sqgetGlobalVar('fold', $fold, SQ_GET);
 540 sqgetGlobalVar('unfold', $unfold, SQ_GET);
 541
 542 /* end globals */
 543
 544 // open a connection on the imap port (143)
 545 $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 10); // the 10 is to hide the output
 546
 547 /**
 548  * Using stristr since older preferences may contain "None" and "none".
 549  */
 550 if (isset($left_refresh) && ($left_refresh != '') &&
 551     !stristr($left_refresh, 'none')){
 552     $xtra =  "\n<meta http-equiv=\"Expires\" content=\"Thu, 01 Dec 1994 16:00:00 GMT\" />\n" .
 553              "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n".
 554              "<meta http-equiv=\"REFRESH\" content=\"$left_refresh;URL=left_main.php\" />\n";
 555 } else {
 556     $xtra = '';
 557 }
 558
 559 /**
 560  * $advanced_tree and $oldway are boolean vars which are default set to default
 561  * SM behaviour.
 562  * Setting $oldway to false causes left_main.php to use the new  experimental
 563  * way of getting the mailbox-tree.
 564  * Setting $advanced tree to true causes SM to display a experimental
 565  * mailbox-tree with dhtml behaviour.
 566  * It only works on browsers which supports css and javascript. The used
 567  * javascript is experimental and doesn't support all browsers. It is tested on
 568  * IE6 an Konquerer 3.0.0-2.
 569  * In the function ListAdvancedBoxes there is another var $use_folder_images.
 570  * setting this to true is only usefull if the images exists in ../images.
 571  *
 572  * Feel free to experiment with the code and report bugs and enhancements
 573  * to marc@its-projects.nl
 574  **/
 575
 576 $advanced_tree = false; /* set this to true if you want to see a nicer mailboxtree */
 577 $oldway = false;        /* default SM behaviour */
 578
 579 if ($advanced_tree) {
 580 $xtra .= <<<ECHO
 581 <script language="Javascript" TYPE="text/javascript">
 582
 583 <!--
 584
 585     function hidechilds(el) {
 586         id = el.id+".0000";
 587         form_id = "mbx[" + el.id +"F]";
 588     if (document.all) {
 589         ele = document.all[id];
 590         if (ele) {
 591            if(ele.style.display == "none") {
 592                   ele.style.display = "block";
 593               ele.style.visibility = "visible"
 594                   el.src="../images/minus.gif";
 595                   document.all[form_id].value=0;
 596                } else {
 597                   ele.style.display = "none";
 598               ele.style.visibility = "hidden"
 599               el.src="../images/plus.gif";
 600               document.all[form_id].value=1;
 601            }
 602         }
 603     } else if (document.getElementById) {
 604             ele = document.getElementById(id);
 605         if (ele) {
 606            if(ele.style.display == "none") {
 607               ele.style.display = "block";
 608               ele.style.visibility = "visible"
 609               el.src="../images/minus.gif";
 610                   document.getElementById(form_id).value=0;
 611            } else {
 612               ele.style.display = "none";
 613               ele.style.visibility = "hidden"
 614               el.src="../images/plus.gif";
 615                   document.getElementById(form_id).value=1;
 616            }
 617         }
 618     }
 619    }
 620
 621    function preload() {
 622      if (!document.images) return;
 623      var ar = new Array();
 624      var arguments = preload.arguments;
 625      for (var i = 0; i<arguments.length; i++) {
 626         ar[i] = new Image();
 627     ar[i].src = arguments[i];
 628      }
 629    }
 630
 631    function buttonover(el,on) {
 632       if (!on) {
 633          el.style.borderColor="blue";}
 634       else {
 635          el.style.borderColor="orange";}
 636    }
 637
 638    function buttonclick(el,on) {
 639       if (!on) {
 640          el.style.border="groove"}
 641       else {
 642          el.style.border="ridge";}
 643    }
 644
 645    function hideframe(hide) {
 646
 647 ECHO;
 648 $xtra .= "      left_size = \"$left_size\";\n";
 649 $xtra .= <<<ECHO
 650       if (document.all) {
 651         masterf = window.parent.document.all["fs1"];
 652     leftf = window.parent.document.all["left"];
 653     leftcontent = document.all["leftframe"];
 654     leftbutton = document.all["showf"];
 655       } else if (document.getElementById) {
 656     masterf = window.parent.document.getElementById("fs1");
 657     leftf = window.parent.document.getElementById("left");
 658     leftcontent = document.getElementById("leftframe");
 659     leftbutton = document.getElementById("showf");
 660       } else {
 661         return false;
 662       }
 663       if(hide) {
 664          new_col = calc_col("20");
 665          masterf.cols = new_col;
 666      document.body.scrollLeft=0;
 667      document.body.style.overflow='hidden';
 668      leftcontent.style.display = 'none';
 669      leftbutton.style.display='block';
 670       } else {
 671          masterf.cols = calc_col(left_size);
 672      document.body.style.overflow='';
 673      leftbutton.style.display='none';
 674      leftcontent.style.display='block';
 675
 676       }
 677    }
 678
 679    function calc_col(c_w) {
 680
 681 ECHO;
 682    if ($location_of_bar == 'right') {
 683        $xtra .= '     right=true;';
 684    } else {
 685        $xtra .= '     right=false;';
 686    }
 687    $xtra .= "\n";
 688 $xtra .= <<<ECHO
 689      if (right) {
 690          new_col = '*,'+c_w;
 691      } else {
 692          new_col = c_w+',*';
 693      }
 694      return new_col;
 695    }
 696
 697    function resizeframe(direction) {
 698      if (document.all) {
 699         masterf = window.parent.document.all["fs1"];
 700      } else if (document.getElementById) {
 701     window.parent.document.getElementById("fs1");
 702      } else {
 703         return false;
 704      }
 705
 706 ECHO;
 707    if ($location_of_bar == 'right') {
 708        $xtra .= '  colPat=/^\*,(\d+)$/;';
 709    } else {
 710        $xtra .= '  colPat=/^(\d+),.*$/;';
 711    }
 712    $xtra .= "\n";
 713
 714 $xtra .= <<<ECHO
 715      old_col = masterf.cols;
 716      colPat.exec(old_col);
 717
 718      if (direction) {
 719         new_col_width = parseInt(RegExp.$1) + 25;
 720
 721      } else {
 722         if (parseInt(RegExp.$1) > 35) {
 723            new_col_width = parseInt(RegExp.$1) - 25;
 724         }
 725      }
 726      masterf.cols = calc_col(new_col_width);
 727    }
 728
 729 //-->
 730
 731 </script>
 732
 733 ECHO;
 734
 735 /* style definitions */
 736
 737 $xtra .= <<<ECHO
 738
 739 <style type="text/css">
 740 <!--
 741   body {
 742      margin: 0px 0px 0px 0px;
 743      padding: 5px 5px 5px 5px;
 744   }
 745
 746   .button {
 747      border:outset;
 748      border-color:blue;
 749      background:white;
 750      width:99%;
 751      heigth:99%;
 752   }
 753
 754   .mbx_par {
 755      font-size:0.8em;
 756      margin-left:4px;
 757      margin-right:0px;
 758   }
 759
 760   a.mbx_link {
 761       text-decoration: none;
 762       background-color: $color[0];
 763       display: inline;
 764   }
 765
 766   a:hover.mbx_link {
 767       background-color: $color[9];
 768   }
 769
 770   a.mbx_link img {
 771       border-style: none;
 772   }
 773
 774   .mbx_sub {
 775      padding-left:5px;
 776      padding-right:0px;
 777      margin-left:4px;
 778      margin-right:0px;
 779      font-size:0.7em;
 780   }
 781
 782   .par_area {
 783      margin-top:0px;
 784      margin-left:4px;
 785      margin-right:0px;
 786      padding-left:10px;
 787      padding-bottom:5px;
 788      border-left: solid;
 789      border-left-width:0.1em;
 790      border-left-color:blue;
 791      border-bottom: solid;
 792      border-bottom-width:0.1em;
 793      border-bottom-color:blue;
 794      display: block;
 795   }
 796
 797   .mailboxes {
 798      padding-bottom:3px;
 799      margin-right:4px;
 800      padding-right:4px;
 801      margin-left:4px;
 802      padding-left:4px;
 803      border: groove;
 804      border-width:0.1em;
 805      border-color:green;
 806      background: $color[0];
 807   }
 808
 809 -->
 810
 811 </style>
 812
 813 ECHO;
 814
 815 }
 816
 817
 818
 819
 820 displayHtmlHeader( 'SquirrelMail', $xtra );
 821
 822 /* If requested and not yet complete, attempt to autocreate folders. */
 823 if ($auto_create_special && !isset($auto_create_done)) {
 824     $autocreate = array($sent_folder, $trash_folder, $draft_folder);
 825     foreach( $autocreate as $folder ) {
 826         if (($folder != '') && ($folder != 'none')) {
 827             if ( !sqimap_mailbox_exists($imapConnection, $folder)) {
 828                 sqimap_mailbox_create($imapConnection, $folder, '');
 829             } else if (!sqimap_mailbox_is_subscribed($imapConnection, $folder)) {
 830                 sqimap_subscribe($imapConnection, $folder);
 831             }
 832         }
 833     }
 834
 835     /* Let the world know that autocreation is complete! Hurrah! */
 836     $auto_create_done = TRUE;
 837     sqsession_register($auto_create_done, 'auto_create_done');
 838 }
 839
 840 echo "\n<body bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 841
 842 do_hook('left_main_before');
 843 if ($advanced_tree) {
 844    /* nice future feature, needs layout !! volunteers?   */
 845    $right_pos = $left_size - 20;
 846    echo '<div style="position:absolute;top:0;border=solid;border-width:0.1em;border-color:blue;"><div ID="hidef" style="width=20;font-size:12"><A HREF="javascript:hideframe(true)"><b><<</b></a></div>';
 847    echo '<div ID="showf" style="width=20;font-size:12;display:none;"><a href="javascript:hideframe(false)"><b>>></b></a></div>';
 848    echo '<div ID="incrf" style="width=20;font-size:12"><a href="javascript:resizeframe(true)"><b>></b></a></div>';
 849    echo '<div ID="decrf" style="width=20;font-size:12"><a href="javascript:resizeframe(false)"><b><</b></a></div></div>';
 850    echo '<div ID="leftframe"><br /><br />';
 851 }
 852
 853 echo "\n\n" . html_tag( 'table', '', 'left', '', 'border="0" cellspacing="0" cellpadding="0" width="99%"' ) .
 854     html_tag( 'tr' ) .
 855     html_tag( 'td', '', 'left' ) .
 856     '<center><font size="4"><b>'. _("Folders") . "</b><br /></font>\n\n";
 857
 858 if ($date_format != 6) {
 859     /* First, display the clock. */
 860     if ($hour_format == 1) {
 861         $hr = 'G:i';
 862         if ($date_format == 4) {
 863             $hr .= ':s';
 864         }
 865     } else {
 866         if ($date_format == 4) {
 867             $hr = 'g:i:s a';
 868         } else {
 869             $hr = 'g:i a';
 870         }
 871     }
 872
 873     switch( $date_format ) {
 874     case 1:
 875         $clk = date('m/d/y '.$hr, time());
 876         break;
 877     case 2:
 878         $clk = date('d/m/y '.$hr, time());
 879         break;
 880     case 4:
 881     case 5:
 882         $clk = date($hr, time());
 883         break;
 884     default:
 885         $clk = substr( getDayName( date( 'w', time() ) ), 0, 3 ) . date( ', ' . $hr, time() );
 886     }
 887     $clk = str_replace(' ','&nbsp;',$clk);
 888
 889     echo '<center><small>' . str_replace(' ','&nbsp;',_("Last Refresh")) .
 890          ": $clk</small></center>";
 891 }
 892
 893 /* Next, display the refresh button. */
 894 echo '<small>(<a href="../src/left_main.php" target="left">'.
 895      _("refresh folder list") . '</a>)</small></center><br />';
 896
 897 /* Lastly, display the folder list. */
 898 if ( $collapse_folders ) {
 899     /* If directed, collapse or uncollapse a folder. */
 900     if (isset($fold)) {
 901         setPref($data_dir, $username, 'collapse_folder_' . $fold, SM_BOX_COLLAPSED);
 902     } else if (isset($unfold)) {
 903         setPref($data_dir, $username, 'collapse_folder_' . $unfold, SM_BOX_UNCOLLAPSED);
 904     }
 905 }
 906
 907 if ($oldway) {  /* normal behaviour SM */
 908
 909 $boxes = sqimap_mailbox_list($imapConnection);
 910 /* Prepare do do out collapsedness and visibility computation. */
 911 $curbox = 0;
 912 $boxcount = count($boxes);
 913
 914 /* Compute the collapsedness and visibility of each box. */
 915
 916 while ($curbox < $boxcount) {
 917     $boxes[$curbox]['visible'] = TRUE;
 918     compute_folder_children($curbox, $boxcount);
 919 }
 920
 921 for ($i = 0; $i < count($boxes); $i++) {
 922     if ( $boxes[$i]['visible'] ) {
 923         $mailbox = $boxes[$i]['formatted'];
 924         $mblevel = substr_count($boxes[$i]['unformatted'], $delimiter) + 1;
 925
 926         /* Create the prefix for the folder name and link. */
 927         $prefix = str_repeat('  ',$mblevel);
 928         if (isset($collapse_folders) && $collapse_folders && $boxes[$i]['parent']) {
 929             $prefix = str_replace(' ','&nbsp;',substr($prefix,0,strlen($prefix)-2)).
 930                       create_collapse_link($i) . '&nbsp;';
 931         } else {
 932             $prefix = str_replace(' ','&nbsp;',$prefix);
 933         }
 934         $line = "<nobr><tt>$prefix</tt>";
 935
 936         /* Add the folder name and link. */
 937         if (! isset($color[15])) {
 938             $color[15] = $color[6];
 939         }
 940
 941         if (in_array('noselect', $boxes[$i]['flags'])) {
 942             if( isSpecialMailbox( $boxes[$i]['unformatted']) ) {
 943                 $line .= "<font color=\"$color[11]\">";
 944             } else {
 945                 $line .= "<font color=\"$color[15]\">";
 946             }
 947             if (ereg("^( *)([^ ]*)", $mailbox, $regs)) {
 948                 $mailbox = str_replace('&nbsp;','',$mailbox);
 949                 $line .= str_replace(' ', '&nbsp;', $mailbox);
 950             }
 951             $line .= '</font>';
 952         } else {
 953             $line .= formatMailboxName($imapConnection, $boxes[$i]);
 954         }
 955
 956         /* Put the final touches on our folder line. */
 957         $line .= "</nobr><br>\n";
 958
 959         /* Output the line for this folder. */
 960         echo $line;
 961     }
 962 }
 963 } else {  /* expiremental code */
 964     $boxes = sqimap_mailbox_tree($imapConnection);
 965     if (isset($advanced_tree) && $advanced_tree) {
 966         echo '<form name="collapse" action="left_main.php" method="post" ' .
 967              'enctype="multipart/form-data"'."\n";
 968         echo '<small><button type="submit" class="button" onmouseover="buttonover(this,true)" onmouseout="buttonover(this,false)" onmousedown="buttonclick(this,true)" onmouseup="buttonclick(this,false)">'. _("Save folder tree") .'</button><br /><br />';
 969         echo '<div id="mailboxes" class="mailboxes">'."\n\n";
 970         if (!isset($mbx)) $mbx=NULL;
 971         ListAdvancedBoxes($boxes, $mbx);
 972         echo '</div></small>'."\n";
 973         echo '</form>'."\n";
 974     } else {
 975         //sqimap_get_status_mbx_tree($imap_stream,$boxes)
 976         ListBoxes($boxes);
 977     }
 978 } /* if ($oldway) else ... */
 979 do_hook('left_main_after');
 980 sqimap_logout($imapConnection);
 981
 982 echo '</td></tr></table>' . "\n".
 983     "</div></body></html>\n";
 984
 985 ?>