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  * @package squirrelmail
  14  */
  15
  16 /** Path for SquirrelMail required files. */
  17 if (!defined('SM_PATH'))
  18    define('SM_PATH','../');
  19
  20
  21 /* SquirrelMail required files. */
  22 require_once(SM_PATH . 'include/validate.php');
  23 require_once(SM_PATH . 'functions/imap.php');
  24 require_once(SM_PATH . 'functions/plugin.php');
  25 require_once(SM_PATH . 'functions/page_header.php');
  26 require_once(SM_PATH . 'functions/html.php');
  27 require_once(SM_PATH . 'functions/date.php');
  28
  29 /* These constants are used for folder stuff. */
  30 define('SM_BOX_UNCOLLAPSED', 0);
  31 define('SM_BOX_COLLAPSED',   1);
  32
  33 /* --------------------- FUNCTIONS ------------------------- */
  34
  35 function formatMailboxName($imapConnection, $box_array) {
  36
  37     global $folder_prefix, $trash_folder, $sent_folder,
  38            $color, $move_to_sent, $move_to_trash,
  39            $unseen_notify, $unseen_type, $collapse_folders,
  40            $draft_folder, $save_as_draft,
  41            $use_special_folder_color, $use_frames;
  42     $real_box = $box_array['unformatted'];
  43     $mailbox = str_replace('&nbsp;','',$box_array['formatted']);
  44     $mailboxURL = urlencode($real_box);
  45     if ($use_frames)
  46        $target = 'right';
  47     else
  48        $target = '';
  49     /* Strip down the mailbox name. */
  50     if (ereg("^( *)([^ ]*)$", $mailbox, $regs)) {
  51         $mailbox = $regs[2];
  52     }
  53     $unseen = 0;
  54     $status = array('','');
  55     if (($unseen_notify == 2 && $real_box == 'INBOX') ||
  56         $unseen_notify == 3) {
  57     $tmp_status = create_unseen_string($real_box, $box_array, $imapConnection, $unseen_type );
  58     if ($status !== false) {
  59         $status = $tmp_status;
  60     }
  61     }
  62     list($unseen_string, $unseen) = $status;
  63     $special_color = ($use_special_folder_color && isSpecialMailbox($real_box));
  64
  65     /* Start off with a blank line. */
  66     $line = '';
  67
  68     /* If there are unseen message, bold the line. */
  69     if ($unseen > 0) { $line .= '<B>'; }
  70
  71     /* Create the link for this folder. */
  72     if ($status !== false) {
  73     $line .= '<a href="' . SM_PATH . 'src/right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox='.
  74                 $mailboxURL.'" TARGET="' . $target . '" STYLE="text-decoration:none">';
  75     }
  76     if ($special_color) {
  77         $line .= "<font color=\"$color[11]\">";
  78     }
  79     if ( $mailbox == 'INBOX' ) {
  80         $line .= _("INBOX");
  81     } else {
  82         $line .= str_replace(' ','&nbsp;',$mailbox);
  83     }
  84     if ($special_color == TRUE)
  85         $line .= '</font>';
  86     if ($status !== false) {
  87     $line .= '</a>';
  88     }
  89
  90     /* If there are unseen message, close bolding. */
  91     if ($unseen > 0) { $line .= "</B>"; }
  92
  93     /* Print unseen information. */
  94     if ($unseen_string != '') {
  95         $line .= "&nbsp;<SMALL>$unseen_string</SMALL>";
  96     }
  97
  98     /* If it's the trash folder, show a purge link when needed */
  99     if (($move_to_trash) && ($real_box == $trash_folder)) {
 100         if (! isset($numMessages)) {
 101             $numMessages = sqimap_get_num_messages($imapConnection, $real_box);
 102         }
 103
 104         if (($numMessages > 0) or ($box_array['parent'] == 1)) {
 105             $urlMailbox = urlencode($real_box);
 106             $line .= "\n<small>\n" .
 107                     "&nbsp;&nbsp;(<A HREF=\"" . SM_PATH . "src/empty_trash.php\" style=\"text-decoration:none\">"._("purge")."</A>)" .
 108                     "</small>";
 109         } else {
 110            $line .= concat_hook_function('left_main_after_each_folder',
 111                   array(isset($numMessages) ? $numMessages : '',$real_box,$imapConnection));
 112         }
 113     }
 114
 115     /* Return the final product. */
 116     return ($line);
 117 }
 118
 119 /**
 120  * Recursive function that computes the collapsed status and parent
 121  * (or not parent) status of this box, and the visiblity and collapsed
 122  * status and parent (or not parent) status for all children boxes.
 123  */
 124 function compute_folder_children(&$parbox, $boxcount) {
 125     global $boxes, $data_dir, $username, $collapse_folders;
 126     $nextbox = $parbox + 1;
 127
 128     /* Retreive the name for the parent box. */
 129     $parbox_name = $boxes[$parbox]['unformatted'];
 130
 131     /* 'Initialize' this parent box to childless. */
 132     $boxes[$parbox]['parent'] = FALSE;
 133
 134     /* Compute the collapse status for this box. */
 135     if( isset($collapse_folders) && $collapse_folders ) {
 136         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $parbox_name);
 137         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 138     } else {
 139         $collapse = SM_BOX_UNCOLLAPSED;
 140     }
 141     $boxes[$parbox]['collapse'] = $collapse;
 142
 143     /* Otherwise, get the name of the next box. */
 144     if (isset($boxes[$nextbox]['unformatted'])) {
 145         $nextbox_name = $boxes[$nextbox]['unformatted'];
 146     } else {
 147         $nextbox_name = '';
 148     }
 149
 150     /* Compute any children boxes for this box. */
 151     while (($nextbox < $boxcount) &&
 152            (is_parent_box($boxes[$nextbox]['unformatted'], $parbox_name))) {
 153
 154         /* Note that this 'parent' box has at least one child. */
 155         $boxes[$parbox]['parent'] = TRUE;
 156
 157         /* Compute the visiblity of this box. */
 158         $boxes[$nextbox]['visible'] = ($boxes[$parbox]['visible'] &&
 159                                        ($boxes[$parbox]['collapse'] != SM_BOX_COLLAPSED));
 160
 161         /* Compute the visibility of any child boxes. */
 162         compute_folder_children($nextbox, $boxcount);
 163     }
 164
 165     /* Set the parent box to the current next box. */
 166     $parbox = $nextbox;
 167 }
 168
 169 /**
 170  * Create the link for a parent folder that will allow that
 171  * parent folder to either be collapsed or expaned, as is
 172  * currently appropriate.
 173  */
 174 function create_collapse_link($boxnum) {
 175     global $boxes, $imapConnection, $unseen_notify, $color;
 176     $mailbox = urlencode($boxes[$boxnum]['unformatted']);
 177
 178
 179     /* Create the link for this collapse link. */
 180
 181     $link = '<a target="left" style="text-decoration:none" ' .
 182         'href="' . SM_PATH . 'src/left_main.php?';
 183
 184     if ($boxes[$boxnum]['collapse'] == SM_BOX_COLLAPSED) {
 185         $link .= "unfold=$mailbox\">+";
 186     } else {
 187         $link .= "fold=$mailbox\">-";
 188     }
 189     $link .= '</a>';
 190
 191     $hooklink = do_hook_function('create_collapse_link',$link);
 192     if ($hooklink != '')
 193         $link = $hooklink;
 194
 195     /* Return the finished product. */
 196     return ($link);
 197 }
 198
 199 /**
 200  * create_unseen_string:
 201  *
 202  * Create unseen and total message count for both this folder and
 203  * it's subfolders.
 204  *
 205  * @param string $boxName name of the current mailbox
 206  * @param array $boxArray array for the current mailbox
 207  * @param $imapConnection current imap connection in use
 208  * @return array unseen message string (for display), unseen message count
 209  */
 210 function create_unseen_string($boxName, $boxArray, $imapConnection, $unseen_type) {
 211     global $boxes, $unseen_type, $color, $unseen_cum;
 212
 213     /* Initialize the return value. */
 214     $result = array(0,0);
 215
 216     /* Initialize the counts for this folder. */
 217     $boxUnseenCount = 0;
 218     $boxMessageCount = 0;
 219     $totalUnseenCount = 0;
 220     $totalMessageCount = 0;
 221
 222     /* Collect the counts for this box alone. */
 223     $status = sqimap_status_messages($imapConnection, $boxName);
 224     $boxUnseenCount = $status['UNSEEN'];
 225     if ($boxUnseenCount === false) {
 226     return false;
 227     }
 228     if ($unseen_type == 2) {
 229         $boxMessageCount = $status['MESSAGES'];
 230     }
 231
 232     /* Initialize the total counts. */
 233
 234     if ($boxArray['collapse'] == SM_BOX_COLLAPSED && $unseen_cum) {
 235         /* Collect the counts for this boxes subfolders. */
 236         $curBoxLength = strlen($boxName);
 237         $boxCount = count($boxes);
 238
 239         for ($i = 0; $i < $boxCount; ++$i) {
 240             /* Initialize the counts for this subfolder. */
 241             $subUnseenCount = 0;
 242             $subMessageCount = 0;
 243
 244             /* Collect the counts for this subfolder. */
 245             if (($boxName != $boxes[$i]['unformatted'])
 246                    && (substr($boxes[$i]['unformatted'], 0, $curBoxLength) == $boxName)
 247                    && !in_array('noselect', $boxes[$i]['flags'])) {
 248         $status = sqimap_status_messages($imapConnection, $boxes[$i]['unformatted']);
 249         $subUnseenCount = $status['UNSEEN'];
 250                 if ($unseen_type == 2) {
 251                     $subMessageCount = $status['MESSAGES'];;
 252                 }
 253                 /* Add the counts for this subfolder to the total. */
 254                 $totalUnseenCount += $subUnseenCount;
 255                 $totalMessageCount += $subMessageCount;
 256             }
 257         }
 258
 259         /* Add the counts for all subfolders to that of the box. */
 260         $boxUnseenCount += $totalUnseenCount;
 261         $boxMessageCount += $totalMessageCount;
 262     }
 263
 264     /* And create the magic unseen count string.     */
 265     /* Really a lot more then just the unseen count. */
 266     if (($unseen_type == 1) && ($boxUnseenCount > 0)) {
 267         $result[0] = "($boxUnseenCount)";
 268     } else if ($unseen_type == 2) {
 269         $result[0] = "($boxUnseenCount/$boxMessageCount)";
 270         $result[0] = "<font color=\"$color[11]\">$result[0]</font>";
 271     }
 272
 273     /* Set the unseen count to return to the outside world. */
 274     $result[1] = $boxUnseenCount;
 275
 276     /* Return our happy result. */
 277     return ($result);
 278 }
 279
 280 /**
 281  * This simple function checks if a box is another box's parent.
 282  */
 283 function is_parent_box($curbox_name, $parbox_name) {
 284     global $delimiter;
 285
 286     /* Extract the name of the parent of the current box. */
 287     $curparts = explode($delimiter, $curbox_name);
 288     $curname = array_pop($curparts);
 289     $actual_parname = implode($delimiter, $curparts);
 290     $actual_parname = substr($actual_parname,0,strlen($parbox_name));
 291
 292     /* Compare the actual with the given parent name. */
 293     return ($parbox_name == $actual_parname);
 294 }
 295
 296 function ListBoxes ($boxes, $j=0 ) {
 297     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 298            $move_to_trash, $trash_folder, $collapse_folders, $imapConnection, $use_frames;
 299
 300     $pre = '<nobr>';
 301     $end = '';
 302     $collapse = false;
 303     $unseen = 0;
 304
 305     if (isset($boxes) && !empty($boxes)) {
 306         $mailbox = $boxes->mailboxname_full;
 307         $leader = '<tt>';
 308         $leader .= str_repeat('&nbsp;&nbsp;',$j);
 309         $mailboxURL = urlencode($mailbox);
 310
 311         /* get unseen/total messages information */
 312         /* Only need to display info when option is set */
 313         if (isset($unseen_notify) && ($unseen_notify > 1)) {
 314
 315             if ($boxes->unseen !== false) {
 316                 $unseen = $boxes->unseen;
 317             } else {
 318                 $unseen = 0;
 319             }
 320
 321             /*
 322                 Should only display unseen info if the folder is inbox
 323                 or you set the option for all folders
 324             */
 325
 326             if ((strtolower($mailbox) == 'inbox') || ($unseen_notify == 3)) {
 327                 $unseen_string = $unseen;
 328
 329
 330                 /* If users requests, display message count too */
 331                 if (isset($unseen_type) && ($unseen_type == 2)) {
 332                     $numMessages = $boxes->total;
 333                     $unseen_string .= '/' . $numMessages;
 334                 }
 335
 336                 $unseen_string = "<font color=\"$color[11]\">($unseen_string)</font>";
 337
 338                 /*
 339                     Finally allow the script to display the values by setting a boolean.
 340                     This can only occur if the unseen count is great than 0 (if you have
 341                     unseen count only), or you have the message count too.
 342                 */
 343                 if (($unseen > 0) || (isset($unseen_type) && ($unseen_type ==2))) {
 344                     $unseen_found = true;
 345                 }
 346
 347             }
 348
 349         }
 350
 351         if (isset($boxes->mbxs[0]) && $collapse_folders) {
 352             $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 353             $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 354             if ($use_frames)
 355                 $link = '<a target="left" style="text-decoration:none" ' .'href="' . SM_PATH . 'src/left_main.php?';
 356             else
 357                 $link = '<a style="text-decoration:none" ' .'href="' . SM_PATH . 'src/right_main.php?';
 358             if ($collapse) {
 359                 $link .= "unfold=$mailboxURL\">$leader+&nbsp;</tt>";
 360             } else {
 361                 $link .= "fold=$mailboxURL\">$leader-&nbsp;</tt>";
 362             }
 363             $link .= '</a>';
 364             $pre .= $link;
 365         } else {
 366             $pre.= $leader . '&nbsp;&nbsp;</tt>';
 367         }
 368
 369         if ($use_frames)
 370             $target = 'right';
 371         else
 372             $target = '';
 373
 374         /* If there are unseen message, bold the line. */
 375         if (($move_to_trash) && ($mailbox == $trash_folder)) {
 376             if (! isset($boxes->total)) {
 377                 $boxes->total = sqimap_status_messages($imapConnection, $mailbox);
 378             }
 379             if ($unseen > 0) {
 380                 $pre .= '<b>';
 381             }
 382             $pre .= "<a href=\"" . SM_PATH . "src/right_main.php?PG_SHOWALL=0&amp;sort=0;startMessage=1&amp;mailbox=$mailboxURL\" target=\"$target\" style=\"text-decoration:none\">";
 383             if ($unseen > 0) {
 384                 $end .= '</b>';
 385             }
 386             $end .= '</a>';
 387             if ($boxes->total > 0) {
 388                 if ($unseen > 0) {
 389                     $pre .= '<b>';
 390                 }
 391                 $pre .= "<a href=\"" . SM_PATH . "src/right_main.php?PG_SHOWALL=0&amp;sort=0;startMessage=1&amp;mailbox=$mailboxURL\" target=\"$target\" style=\"text-decoration:none\">";
 392                 if ($unseen > 0) {
 393                     $end .= '</b>';
 394                 }
 395                 /* Print unseen information. */
 396                 if (isset($unseen_found) && $unseen_found) {
 397                     $end .= "&nbsp;<small>$unseen_string</small>";
 398                 }
 399                 $end .= "\n<small>\n" .
 400                         "&nbsp;&nbsp;(<a href=\"" . SM_PATH . "src/empty_trash.php\" style=\"text-decoration:none\">"._("purge")."</a>)" .
 401                         "</small>";
 402             }
 403         } else {
 404             if (!$boxes->is_noselect) {
 405                 if ($unseen > 0) {
 406                     $pre .= '<b>';
 407                 }
 408                 $pre .= "<a href=\"" . SM_PATH . "src/right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"$target\" style=\"text-decoration:none\">";
 409                 if ($unseen > 0) {
 410                     $end .= '</b>';
 411                 }
 412                 $end .= '</a>';
 413             }
 414             /* Print unseen information. */
 415             if (isset($unseen_found) && $unseen_found) {
 416                 $end .= "&nbsp;<small>$unseen_string</small>";
 417             }
 418
 419         }
 420
 421         $font = '';
 422         $fontend = '';
 423         if ($boxes->is_special) {
 424             $font = "<font color=\"$color[11]\">";
 425             $fontend = "</font>";
 426         }
 427         $end .= '</nobr>';
 428
 429         if (!$boxes->is_root) {
 430             echo "" . $pre .$font. $boxes->mailboxname_sub .$fontend . $end. '<br />' . "\n";
 431             $j++;
 432         }
 433
 434         if (!$collapse || $boxes->is_root) {
 435             for ($i = 0; $i <count($boxes->mbxs); $i++) {
 436                 listBoxes($boxes->mbxs[$i],$j);
 437             }
 438         }
 439     }
 440 }
 441
 442 function ListAdvancedBoxes ($boxes, $mbx, $j='ID.0000' ) {
 443     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 444            $move_to_trash, $trash_folder, $collapse_folders, $use_frames;
 445
 446     if (!$boxes)
 447         return;
 448
 449     if ($use_frames)
 450         $target = 'right';
 451     else
 452         $target = '';
 453
 454     /* use_folder_images only works if the images exist in ../images */
 455     $use_folder_images = true;
 456
 457     $pre = '';
 458     $end = '';
 459     $collapse = false;
 460     $unseen_found = false;
 461     $unseen = 0;
 462
 463     $mailbox = $boxes->mailboxname_full;
 464     $mailboxURL = urlencode($mailbox);
 465
 466     /* Only need to display info when option is set */
 467     if (isset($unseen_notify) && ($unseen_notify > 1) && (($boxes->unseen !== false) || ($boxes->total !== false))) {
 468
 469         if ($boxes->unseen !== false)
 470             $unseen = $boxes->unseen;
 471
 472         /*
 473             Should only display unseen info if the folder is inbox
 474             or you set the option for all folders
 475         */
 476
 477         if ((strtolower($mailbox) == 'inbox') || ($unseen_notify == 3)) {
 478             $unseen_string = $unseen;
 479
 480             /* If users requests, display message count too */
 481             if (isset($unseen_type) && ($unseen_type == 2) && ($boxes->total !== false))
 482                 $unseen_string .= '/' . $boxes->total;
 483
 484             $unseen_string = "<font color=\"$color[11]\">($unseen_string)</font>";
 485
 486             /*
 487                 Finally allow the script to display the values by setting a boolean.
 488                 This can only occur if the unseen count is great than 0 (if you have
 489                 unseen count only), or you have the message count too.
 490             */
 491             if (($unseen > 0) || (isset($unseen_type) && ($unseen_type ==2))) {
 492                 $unseen_found = true;
 493             }
 494
 495         }
 496
 497     }
 498
 499     /* If there are unseen message, bold the line. */
 500     if ($unseen > 0) { $pre .= '<b>'; }
 501
 502     /* color special boxes */
 503     if ($boxes->is_special) {
 504         $pre .= "<font color=\"$color[11]\">";
 505         $end .= '</font>';
 506     }
 507
 508     /* If there are unseen message, close bolding. */
 509     if ($unseen > 0) { $end .= '</b>'; }
 510
 511     /* Print unseen information. */
 512     if (isset($unseen_found) && $unseen_found) {
 513             $end .= "&nbsp;$unseen_string";
 514     }
 515
 516     if (($move_to_trash) && ($mailbox == $trash_folder)) {
 517         if (! isset($numMessages)) {
 518             $numMessages = $boxes->total;
 519         }
 520         $pre = "<a class=\"mbx_link\" href=\"" . SM_PATH . "src/right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"$target\">" . $pre;
 521         $end .= '</a>';
 522         if ($numMessages > 0) {
 523             $urlMailbox = urlencode($mailbox);
 524             $end .= "\n<small>\n" .
 525                     "&nbsp;&nbsp;(<a class=\"mbx_link\" href=\"" . SM_PATH . "src/empty_trash.php\">"._("purge")."</a>)" .
 526                     "</small>";
 527         }
 528     } else {
 529         if (!$boxes->is_noselect) { /* \Noselect boxes can't be selected */
 530             $pre = "<a class=\"mbx_link\" href=\"" . SM_PATH . "src/right_main.php?PG_SHOWALL=0&amp;sort=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"$target\">" . $pre;
 531             $end .= '</a>';
 532         }
 533     }
 534
 535     if (!$boxes->is_root) {
 536         if ($use_folder_images) {
 537           if ($boxes->is_inbox) {
 538         $folder_img = '../images/inbox.png';
 539           } else if ($boxes->is_sent) {
 540         $folder_img = '../images/senti.png';
 541           } else if ($boxes->is_trash) {
 542         $folder_img = '../images/delitem.png';
 543           } else if ($boxes->is_draft) {
 544         $folder_img = '../images/draft.png';
 545           } else if ($boxes->is_noinferiors) {
 546         $folder_img = '../images/folder_noinf.png';
 547           } else $folder_img = '../images/folder.png';
 548           $folder_img = '&nbsp;<img src="'.$folder_img.'" height="15" valign="center" />&nbsp;';
 549         } else $folder_img = '';
 550         if (!isset($boxes->mbxs[0])) {
 551             echo '   ' . html_tag( 'div',
 552                             '<tt>'. $pre . $folder_img . '</tt>'. $boxes->mailboxname_sub . $end,
 553                             'left', '', 'class="mbx_sub" id="' .$j. '"' ) . "\n";
 554         }
 555         else {
 556             /* get collapse information */
 557             if ($collapse_folders) {
 558                 $form_entry = $j.'F';
 559                 if (isset($mbx) && isset($mbx[$form_entry])) {
 560                     $collapse = $mbx[$form_entry];
 561                     setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , $collapse ? SM_BOX_COLLAPSED : SM_BOX_UNCOLLAPSED);
 562                 }
 563                 else {
 564                     $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 565                     $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 566                 }
 567                 $img_src = ($collapse ? '../images/plus.png' : '../images/minus.png');
 568                 $collapse_link = '<a href="javascript:void(0)">'." <img src=\"$img_src\" border=\"1\" id=$j onclick=\"hidechilds(this)\" style=\"cursor:hand\" /></a>";
 569              }
 570              else
 571                  $collapse_link='';
 572              echo '   ' . html_tag( 'div',
 573                             $collapse_link . $pre . $folder_img . '&nbsp;'. $boxes->mailboxname_sub . $end ,
 574                             'left', '', 'class="mbx_par" id="' .$j. 'P"' ) . "\n";
 575              echo '   <input type="hidden" name="mbx['.$j. 'F]" value="'.$collapse.'" id="mbx['.$j.'F]" />'."\n";
 576         }
 577     }
 578
 579     $visible = ($collapse ? ' style="display:none"' : ' style="display:block"');
 580     if (isset($boxes->mbxs[0]) && !$boxes->is_root) /* mailbox contains childs */
 581         echo html_tag( 'div', '', 'left', '', 'class="par_area" id='.$j.'.0000 '. $visible ) . "\n";
 582
 583     if ($j !='ID.0000')
 584        $j = $j .'.0000';
 585     for ($i = 0; $i <count($boxes->mbxs); $i++) {
 586         $j++;
 587         ListAdvancedBoxes($boxes->mbxs[$i],$mbx,$j);
 588     }
 589     if (isset($boxes->mbxs[0]) && !$boxes->is_root)
 590         echo '</div>'."\n\n";
 591 }
 592
 593
 594
 595
 596 /* -------------------- MAIN ------------------------ */
 597
 598 /* get globals */
 599 sqgetGlobalVar('username', $username, SQ_SESSION);
 600 sqgetGlobalVar('key', $key, SQ_COOKIE);
 601 sqgetGlobalVar('delimiter', $delimiter, SQ_SESSION);
 602 sqgetGlobalVar('onetimepad', $onetimepad, SQ_SESSION);
 603
 604 sqgetGlobalVar('fold', $fold, SQ_GET);
 605 sqgetGlobalVar('unfold', $unfold, SQ_GET);
 606
 607 /* end globals */
 608
 609 // open a connection on the imap port (143)
 610
 611
 612 if (!$imapConnection)
 613 $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 10); // the 10 is to hide the output
 614
 615 /**
 616  * Using stristr since older preferences may contain "None" and "none".
 617  */
 618 if (isset($left_refresh) && ($left_refresh != '') &&
 619     !stristr($left_refresh, 'none')){
 620     $xtra =  "\n<meta http-equiv=\"Expires\" content=\"Thu, 01 Dec 1994 16:00:00 GMT\" />\n" .
 621              "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n".
 622              "<meta http-equiv=\"REFRESH\" content=\"$left_refresh;URL=" . SM_PATH . "src/left_main.php\" />\n";
 623 } else {
 624     $xtra = '';
 625 }
 626
 627 /**
 628  * $advanced_tree and $oldway are boolean vars which are default set to default
 629  * SM behaviour.
 630  * Setting $oldway to false causes left_main.php to use the new experimental
 631  * way of getting the mailbox-tree.
 632  * Setting $advanced tree to true causes SM to display a experimental
 633  * mailbox-tree with dhtml behaviour.
 634  * It only works on browsers which supports css and javascript. The used
 635  * javascript is experimental and doesn't support all browsers.
 636  * It has been tested on IE6 an Konquerer 3.0.0-2.
 637  * It is now tested and working on: (please test and update this list)
 638  * Windows: IE 5.5 SP2, IE 6 SP1, Gecko based (Mozilla, Firebird) and Opera7
 639  * XWindow: ?
 640  * Mac: ?
 641  * In the function ListAdvancedBoxes there is another var $use_folder_images.
 642  * setting this to true is only usefull if the images exists in ../images.
 643  *
 644  * Feel free to experiment with the code and report bugs and enhancements
 645  * to marc@its-projects.nl
 646  **/
 647
 648 /* set this to true if you want to see a nicer mailboxtree */
 649 if (! isset($advanced_tree) || $advanced_tree=="" ) {
 650          $advanced_tree=false; }
 651 /* default SM behaviour */
 652 if (! isset($oldway) || $oldway=="" ) {
 653          $oldway=false; }
 654
 655 if ($advanced_tree) {
 656 $xtra .= <<<ECHO
 657 <script language="Javascript" TYPE="text/javascript">
 658
 659 <!--
 660
 661     function preload() {
 662       if (document.images) {
 663         var treeImages = new Array;
 664         var arguments = preload.arguments;
 665         for (var i = 0; i<arguments.length; i++) {
 666           treeImages[i] = new Image();
 667           treeImages[i].src = arguments[i];
 668         }
 669       }
 670     }
 671
 672 var vTreeImg;
 673 var vTreeDiv;
 674 var vTreeSrc;
 675
 676     function fTreeTimeout() {
 677       if (vTreeDiv.readyState == "complete")
 678         vTreeImg.src = vTreeSrc;
 679       else
 680         setTimeout("fTreeTimeout()", 100);
 681     }
 682
 683     function hidechilds(img) {
 684       id = img.id + ".0000";
 685       form_id = "mbx[" + img.id +"F]";
 686       if (document.all) {       //IE, Opera7
 687         div = document.all[id];
 688         if (div) {
 689            if (div.style.display == "none") {
 690               vTreeSrc = "../images/minus.png";
 691               style = "block";
 692               value = 0;
 693            }
 694            else {
 695               vTreeSrc = "../images/plus.png";
 696               style = "none";
 697               value = 1;
 698            }
 699            vTreeImg = img;
 700            vTreeDiv = div;
 701            if (typeof vTreeDiv.readyState != "undefined")       //IE
 702               setTimeout("fTreeTimeout()",100);
 703            else //Non IE
 704               vTreeImg.src = vTreeSrc;
 705            div.style.display = style;
 706            document.all[form_id].value = value;
 707         }
 708       }
 709       else if (document.getElementById) {       //Gecko
 710         div = document.getElementById(id);
 711         if (div) {
 712            if (div.style.display == "none") {
 713               src = "../images/minus.png";
 714               style = "block";
 715               value = 0;
 716            }
 717            else {
 718               src = "../images/plus.png";
 719               style = "none";
 720               value = 1;
 721            }
 722            div.style.display = style;
 723            img.src = src;
 724            document.getElementById(form_id).value = value;
 725         }
 726       }
 727     }
 728
 729    function buttonover(el,on) {
 730       if (!on) {
 731 //         el.style.borderColor="$color[9]";}
 732          el.style.background="$color[0]";}
 733       else {
 734          el.style.background="$color[9]";}
 735    }
 736
 737    function buttonclick(el,on) {
 738       if (!on) {
 739          el.style.border="groove";}
 740       else {
 741          el.style.border="ridge";}
 742    }
 743
 744    function hideframe(hide) {
 745
 746 ECHO;
 747 $xtra .= "      left_size = \"$left_size\";\n";
 748 $xtra .= <<<ECHO
 749       if (document.all) {
 750         masterf = window.parent.document.all["fs1"];
 751     leftf = window.parent.document.all["left"];
 752     leftcontent = document.all["leftframe"];
 753     leftbutton = document.all["showf"];
 754       } else if (document.getElementById) {
 755     masterf = window.parent.document.getElementById("fs1");
 756     leftf = window.parent.document.getElementById("left");
 757     leftcontent = document.getElementById("leftframe");
 758     leftbutton = document.getElementById("showf");
 759       } else {
 760         return false;
 761       }
 762       if(hide) {
 763          new_col = calc_col("20");
 764          masterf.cols = new_col;
 765      document.body.scrollLeft=0;
 766      document.body.style.overflow='hidden';
 767      leftcontent.style.display = 'none';
 768      leftbutton.style.display='block';
 769       } else {
 770          masterf.cols = calc_col(left_size);
 771      document.body.style.overflow='';
 772      leftbutton.style.display='none';
 773      leftcontent.style.display='block';
 774
 775       }
 776    }
 777
 778    function calc_col(c_w) {
 779
 780 ECHO;
 781    if ($location_of_bar == 'right') {
 782        $xtra .= '     right=true;';
 783    } else {
 784        $xtra .= '     right=false;';
 785    }
 786    $xtra .= "\n";
 787 $xtra .= <<<ECHO
 788      if (right) {
 789          new_col = '*,'+c_w;
 790      } else {
 791          new_col = c_w+',*';
 792      }
 793      return new_col;
 794    }
 795
 796    function resizeframe(direction) {
 797      if (document.all) {
 798         masterf = window.parent.document.all["fs1"];
 799      } else if (document.getElementById) {
 800     window.parent.document.getElementById("fs1");
 801      } else {
 802         return false;
 803      }
 804
 805 ECHO;
 806    if ($location_of_bar == 'right') {
 807        $xtra .= '  colPat=/^\*,(\d+)$/;';
 808    } else {
 809        $xtra .= '  colPat=/^(\d+),.*$/;';
 810    }
 811    $xtra .= "\n";
 812
 813 $xtra .= <<<ECHO
 814      old_col = masterf.cols;
 815      colPat.exec(old_col);
 816
 817      if (direction) {
 818         new_col_width = parseInt(RegExp.$1) + 25;
 819
 820      } else {
 821         if (parseInt(RegExp.$1) > 35) {
 822            new_col_width = parseInt(RegExp.$1) - 25;
 823         }
 824      }
 825      masterf.cols = calc_col(new_col_width);
 826    }
 827
 828 //-->
 829
 830 </script>
 831
 832 ECHO;
 833
 834 /* style definitions */
 835
 836 $xtra .= <<<ECHO
 837
 838 <style type="text/css">
 839 <!--
 840   body {
 841      margin: 0px 0px 0px 0px;
 842      padding: 5px 5px 5px 5px;
 843   }
 844
 845   .button {
 846      border:outset;
 847      border-color: $color[9];
 848      background:$color[0];
 849      color:$color[6];
 850      width:99%;
 851      heigth:99%;
 852   }
 853
 854   .mbx_par {
 855      font-size:1.0em;
 856      margin-left:4px;
 857      margin-right:0px;
 858   }
 859
 860   a.mbx_link {
 861       text-decoration: none;
 862       background-color: $color[0];
 863       display: inline;
 864   }
 865
 866   a:hover.mbx_link {
 867       background-color: $color[9];
 868   }
 869
 870   a.mbx_link img {
 871       border-style: none;
 872   }
 873
 874   .mbx_sub {
 875      padding-left:5px;
 876      padding-right:0px;
 877      margin-left:4px;
 878      margin-right:0px;
 879      font-size:0.9em;
 880   }
 881
 882   .par_area {
 883      margin-top:0px;
 884      margin-left:4px;
 885      margin-right:0px;
 886      padding-left:10px;
 887      padding-bottom:5px;
 888      border-left: solid;
 889      border-left-width:0.1em;
 890      border-left-color:$color[9];
 891      border-bottom: solid;
 892      border-bottom-width:0.1em;
 893      border-bottom-color:$color[9];
 894      display: block;
 895   }
 896
 897   .mailboxes {
 898      padding-bottom:3px;
 899      margin-right:4px;
 900      padding-right:4px;
 901      margin-left:4px;
 902      padding-left:4px;
 903      border: groove;
 904      border-width:0.1em;
 905      border-color:$color[9];
 906      background: $color[0];
 907   }
 908
 909 -->
 910
 911 </style>
 912
 913 ECHO;
 914
 915 }
 916
 917
 918 if ($use_frames)
 919 displayHtmlHeader( 'SquirrelMail', $xtra );
 920
 921
 922 /* If requested and not yet complete, attempt to autocreate folders. */
 923 if ($auto_create_special && !isset($auto_create_done)) {
 924     $autocreate = array($sent_folder, $trash_folder, $draft_folder);
 925     foreach( $autocreate as $folder ) {
 926         if (($folder != '') && ($folder != 'none')) {
 927             if ( !sqimap_mailbox_exists($imapConnection, $folder)) {
 928                 sqimap_mailbox_create($imapConnection, $folder, '');
 929             } else if (!sqimap_mailbox_is_subscribed($imapConnection, $folder)) {
 930                 sqimap_subscribe($imapConnection, $folder);
 931             }
 932         }
 933     }
 934
 935     /* Let the world know that autocreation is complete! Hurrah! */
 936     $auto_create_done = TRUE;
 937     sqsession_register($auto_create_done, 'auto_create_done');
 938 }
 939 if ($use_frames) {
 940    if ($advanced_tree)
 941      echo "\n<body" .
 942         ' onload="preload(\'../images/minus.png\',\'../images/plus.png\')"' .
 943      " bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 944    else
 945      echo "\n<body bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 946
 947     do_hook('left_main_before');
 948     if ($advanced_tree) {
 949         /* nice future feature, needs layout !! volunteers?   */
 950         $right_pos = $left_size - 20;
 951      /*   echo '<div style="position:absolute;top:0;border=solid;border-width:0.1em;border-color:blue;"><div ID="hidef" style="width=20;font-size:12"><A HREF="javascript:hideframe(true)"><b><<</b></a></div>';
 952         echo '<div ID="showf" style="width=20;font-size:12;display:none;"><a href="javascript:hideframe(false)"><b>>></b></a></div>';
 953         echo '<div ID="incrf" style="width=20;font-size:12"><a href="javascript:resizeframe(true)"><b>></b></a></div>';
 954         echo '<div ID="decrf" style="width=20;font-size:12"><a href="javascript:resizeframe(false)"><b><</b></a></div></div>';
 955         echo '<div ID="leftframe"><br /><br />';*/
 956     }
 957 }
 958 echo "\n\n" . html_tag( 'table', '', 'left', '', 'border="0" cellspacing="0" cellpadding="0" width="99%"' ) .
 959     html_tag( 'tr' ) .
 960     html_tag( 'td', '', 'left' );
 961     if ($use_frames != 1)
 962        '<center><font size="4"><b>'. _("Folders") . "</b><br /></font>\n\n";
 963
 964 if ($date_format != 6) {
 965     /* First, display the clock. */
 966     if ($hour_format == 1) {
 967         $hr = 'G:i';
 968         if ($date_format == 4) {
 969             $hr .= ':s';
 970         }
 971     } else {
 972         if ($date_format == 4) {
 973             $hr = 'g:i:s a';
 974         } else {
 975             $hr = 'g:i a';
 976         }
 977     }
 978
 979     switch( $date_format ) {
 980     case 1:
 981         $clk = date('m/d/y '.$hr, time());
 982         break;
 983     case 2:
 984         $clk = date('d/m/y '.$hr, time());
 985         break;
 986     case 4:
 987     case 5:
 988         $clk = date($hr, time());
 989         break;
 990     default:
 991         $clk = getDayAbrv( date( 'w', time() ) ) . date( ', ' . $hr, time() );
 992     }
 993     $clk = str_replace(' ','&nbsp;',$clk);
 994
 995     echo '<center><small>' . str_replace(' ','&nbsp;',_("Last Refresh")) .
 996          ": $clk</small></center>";
 997 }
 998
 999 /* Next, display the refresh button. */
1000 if ($use_frames) {
1001     echo '<small>(<a href="' . SM_PATH . 'src/left_main.php" target="left">'.
1002         _("refresh folder list") . '</a>)</small></center><br />';
1003 } else {
1004 //    echo '<small>(<a href="' . SM_PATH . 'src/left_main.php">'.
1005 //        _("refresh folder list") . '</a>)</small></center><br />';
1006     echo '</center><br />';
1007     $collapse_folders = 0;
1008 }
1009
1010 global $data_dir;
1011 /* Lastly, display the folder list. */
1012 if ( $collapse_folders ) {
1013     /* If directed, collapse or uncollapse a folder. */
1014     if (isset($fold)) {
1015         setPref($data_dir, $username, 'collapse_folder_' . $fold, SM_BOX_COLLAPSED);
1016     } else if (isset($unfold)) {
1017         setPref($data_dir, $username, 'collapse_folder_' . $unfold, SM_BOX_UNCOLLAPSED);
1018     }
1019 }
1020
1021 /* Get unseen/total display prefs */
1022 $unseen_type = getPref( $data_dir , $username , 'unseen_type' );
1023 $unseen_notify = getPref( $data_dir , $username , 'unseen_notify' );
1024
1025 if (!isset($unseen_type) || empty($unseen_type)) {
1026     if (isset($default_unseen_type) && !empty($default_unseen_type)) {
1027         $unseen_type = $default_unseen_type;
1028     } else {
1029         $unseen_type = 1;
1030     }
1031 }
1032
1033 if (!isset($unseen_notify) || empty($unseen_notify)) {
1034     if (isset($default_unseen_notify) && !empty($default_unseen_notify)) {
1035         $unseen_notify = $default_unseen_notify;
1036     } else {
1037         $unseen_notify = 0;
1038     }
1039 }
1040
1041 if ($oldway) {  /* normal behaviour SM */
1042
1043 $boxes = sqimap_mailbox_list($imapConnection);
1044 /* Prepare do do out collapsedness and visibility computation. */
1045 $curbox = 0;
1046 $boxcount = count($boxes);
1047
1048 /* Compute the collapsedness and visibility of each box. */
1049
1050 while ($curbox < $boxcount) {
1051     $boxes[$curbox]['visible'] = TRUE;
1052     compute_folder_children($curbox, $boxcount);
1053 }
1054
1055 for ($i = 0; $i < count($boxes); $i++) {
1056     if ( $boxes[$i]['visible'] ) {
1057         $mailbox = $boxes[$i]['formatted'];
1058         $mblevel = substr_count($boxes[$i]['unformatted'], $delimiter) + 1;
1059
1060         /* Create the prefix for the folder name and link. */
1061         $prefix = str_repeat('  ',$mblevel);
1062         if (isset($collapse_folders) && $collapse_folders && $boxes[$i]['parent']) {
1063             $prefix = str_replace(' ','&nbsp;',substr($prefix,0,strlen($prefix)-2)).
1064                       create_collapse_link($i) . '&nbsp;';
1065         } else {
1066             $prefix = str_replace(' ','&nbsp;',$prefix);
1067         }
1068         $line = "<nobr><tt>$prefix</tt>";
1069
1070         /* Add the folder name and link. */
1071         if (! isset($color[15])) {
1072             $color[15] = $color[6];
1073         }
1074
1075         if (in_array('noselect', $boxes[$i]['flags'])) {
1076             if( isSpecialMailbox( $boxes[$i]['unformatted']) ) {
1077                 $line .= "<font color=\"$color[11]\">";
1078             } else {
1079                 $line .= "<font color=\"$color[15]\">";
1080             }
1081             if (ereg("^( *)([^ ]*)", $mailbox, $regs)) {
1082                 $mailbox = str_replace('&nbsp;','',$mailbox);
1083                 $line .= str_replace(' ', '&nbsp;', $mailbox);
1084             }
1085             $line .= '</font>';
1086         } else {
1087             $line .= formatMailboxName($imapConnection, $boxes[$i]);
1088         }
1089
1090         /* Put the final touches on our folder line. */
1091         $line .= "</nobr><br>\n";
1092
1093         /* Output the line for this folder. */
1094         echo $line;
1095     }
1096 }
1097 } else {  /* expiremental code */
1098     $boxes = sqimap_mailbox_tree($imapConnection);
1099     if (isset($advanced_tree) && $advanced_tree) {
1100         echo '<form name="collapse" action="' . SM_PATH . 'src/left_main.php" method="post" ' .
1101              'enctype="multipart/form-data"'."\n";
1102         echo '<small>';
1103         echo '<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 />';
1104         echo '<div id="mailboxes" class="mailboxes">'."\n\n";
1105         sqgetGlobalVar('mbx', $mbx, SQ_POST);
1106         if (!isset($mbx)) $mbx=NULL;
1107         ListAdvancedBoxes($boxes, $mbx);
1108         echo '</div>';
1109         echo '</small>';
1110         echo '</form>'."\n";
1111     } else {
1112         //sqimap_get_status_mbx_tree($imap_stream,$boxes)
1113         ListBoxes($boxes);
1114     }
1115 } /* if ($oldway) else ... */
1116 if ($use_frames)
1117     do_hook('left_main_after');
1118 if ($location_of_bar == right && !$use_frames)
1119     sqimap_logout($imapConnection);
1120
1121 echo '<br></td></tr></table>' . "\n";
1122 if ($use_frames)
1123     echo "</div></body></html>\n";
1124 else
1125     echo "</div>\n";
1126
1127 ?>