src/left_main.php

   1 <?php
   2
   3 /**
   4  * left_main.php
   5  *
   6  * Copyright (c) 1999-2004 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  * @version $Id$
  13  * @package squirrelmail
  14  */
  15
  16 /**
  17  * Path for SquirrelMail required files.
  18  * @ignore
  19  */
  20 define('SM_PATH','../');
  21
  22 /* SquirrelMail required files. */
  23 require_once(SM_PATH . 'include/validate.php');
  24 require_once(SM_PATH . 'functions/imap.php');
  25 require_once(SM_PATH . 'functions/plugin.php');
  26 require_once(SM_PATH . 'functions/page_header.php');
  27 require_once(SM_PATH . 'functions/html.php');
  28 require_once(SM_PATH . 'functions/date.php');
  29
  30 /* These constants are used for folder stuff. */
  31 define('SM_BOX_UNCOLLAPSED', 0);
  32 define('SM_BOX_COLLAPSED',   1);
  33
  34 /* --------------------- FUNCTIONS ------------------------- */
  35
  36 function formatMailboxName($imapConnection, $box_array) {
  37
  38     global $folder_prefix, $trash_folder, $sent_folder,
  39            $color, $move_to_sent, $move_to_trash,
  40            $unseen_notify, $unseen_type, $collapse_folders,
  41            $draft_folder, $save_as_draft,
  42            $use_special_folder_color;
  43     $real_box = $box_array['unformatted'];
  44     $mailbox = str_replace('&nbsp;','',$box_array['formatted']);
  45     $mailboxURL = urlencode($real_box);
  46
  47     /* Strip down the mailbox name. */
  48     if (ereg("^( *)([^ ]*)$", $mailbox, $regs)) {
  49         $mailbox = $regs[2];
  50     }
  51     $unseen = 0;
  52     $status = array('','');
  53     if (($unseen_notify == 2 && $real_box == 'INBOX') ||
  54         $unseen_notify == 3) {
  55             $tmp_status = create_unseen_string($real_box, $box_array, $imapConnection, $unseen_type );
  56             if ($status !== false) {
  57                 $status = $tmp_status;
  58             }
  59     }
  60     list($unseen_string, $unseen) = $status;
  61     $special_color = ($use_special_folder_color && isSpecialMailbox($real_box));
  62
  63     /* Start off with a blank line. */
  64     $line = '';
  65
  66     /* If there are unseen message, bold the line. */
  67     if ($unseen > 0) { $line .= '<b>'; }
  68
  69     /* Create the link for this folder. */
  70     if ($status !== false) {
  71         $line .= '<a href="right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox='.
  72                  $mailboxURL.'" target="right" style="text-decoration:none">';
  73     }
  74     if ($special_color) {
  75         $line .= "<font color=\"$color[11]\">";
  76     }
  77     if ( $mailbox == 'INBOX' ) {
  78         $line .= _("INBOX");
  79     } else {
  80         $line .= str_replace(array(' ','<','>'),array('&nbsp;','&lt;','&gt;'),$mailbox);
  81     }
  82     if ($special_color == TRUE)
  83         $line .= '</font>';
  84     if ($status !== false) {
  85         $line .= '</a>';
  86     }
  87
  88     /* If there are unseen message, close bolding. */
  89     if ($unseen > 0) { $line .= "</b>"; }
  90
  91     /* Print unseen information. */
  92     if ($unseen_string != '') {
  93         $line .= "&nbsp;<small>$unseen_string</small>";
  94     }
  95
  96     /* If it's the trash folder, show a purge link when needed */
  97     if (($move_to_trash) && ($real_box == $trash_folder)) {
  98         if (! isset($numMessages)) {
  99             $numMessages = sqimap_get_num_messages($imapConnection, $real_box);
 100         }
 101
 102         if (($numMessages > 0) or ($box_array['parent'] == 1)) {
 103             $urlMailbox = urlencode($real_box);
 104             $line .= "\n<small>\n" .
 105                     '&nbsp;&nbsp;[<a href="empty_trash.php">'._("Purge").'</a>]' .
 106                     '</small>';
 107         }
 108     }
 109
 110
 111     // let plugins fiddle with end of line
 112     $line .= concat_hook_function('left_main_after_each_folder',
 113         array(isset($numMessages) ? $numMessages : '', $real_box, $imapConnection));
 114
 115
 116     /* Return the final product. */
 117     return ($line);
 118 }
 119
 120 /**
 121  * Recursive function that computes the collapsed status and parent
 122  * (or not parent) status of this box, and the visiblity and collapsed
 123  * status and parent (or not parent) status for all children boxes.
 124  */
 125 function compute_folder_children(&$parbox, $boxcount) {
 126     global $boxes, $data_dir, $username, $collapse_folders;
 127     $nextbox = $parbox + 1;
 128
 129     /* Retreive the name for the parent box. */
 130     $parbox_name = $boxes[$parbox]['unformatted'];
 131
 132     /* 'Initialize' this parent box to childless. */
 133     $boxes[$parbox]['parent'] = FALSE;
 134
 135     /* Compute the collapse status for this box. */
 136     if( isset($collapse_folders) && $collapse_folders ) {
 137         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $parbox_name);
 138         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 139     } else {
 140         $collapse = SM_BOX_UNCOLLAPSED;
 141     }
 142     $boxes[$parbox]['collapse'] = $collapse;
 143
 144     /* Otherwise, get the name of the next box. */
 145     if (isset($boxes[$nextbox]['unformatted'])) {
 146         $nextbox_name = $boxes[$nextbox]['unformatted'];
 147     } else {
 148         $nextbox_name = '';
 149     }
 150
 151     /* Compute any children boxes for this box. */
 152     while (($nextbox < $boxcount) &&
 153            (is_parent_box($boxes[$nextbox]['unformatted'], $parbox_name))) {
 154
 155         /* Note that this 'parent' box has at least one child. */
 156         $boxes[$parbox]['parent'] = TRUE;
 157
 158         /* Compute the visiblity of this box. */
 159         $boxes[$nextbox]['visible'] = ($boxes[$parbox]['visible'] &&
 160                                        ($boxes[$parbox]['collapse'] != SM_BOX_COLLAPSED));
 161
 162         /* Compute the visibility of any child boxes. */
 163         compute_folder_children($nextbox, $boxcount);
 164     }
 165
 166     /* Set the parent box to the current next box. */
 167     $parbox = $nextbox;
 168 }
 169
 170 /**
 171  * Create the link for a parent folder that will allow that
 172  * parent folder to either be collapsed or expaned, as is
 173  * currently appropriate.
 174  */
 175 function create_collapse_link($boxnum) {
 176     global $boxes, $imapConnection, $unseen_notify, $color, $use_icons, $icon_theme;
 177     $mailbox = urlencode($boxes[$boxnum]['unformatted']);
 178
 179     /* Create the link for this collapse link. */
 180     $link = '<a target="left" style="text-decoration:none" ' .
 181             'href="left_main.php?';
 182     if ($boxes[$boxnum]['collapse'] == SM_BOX_COLLAPSED) {
 183         if ($use_icons && $icon_theme != 'none') {
 184             $link .= "unfold=$mailbox\"><img src=\"" . SM_PATH . 'images/plus.png" border="0" height="7" width="7" />';
 185         } else {
 186             $link .= "unfold=$mailbox\">+";
 187         }
 188     } else {
 189         if ($use_icons && $icon_theme != 'none') {
 190             $link .= "fold=$mailbox\"><img src=\"" . SM_PATH . 'images/minus.png" border="0" height="7" width="7" />';
 191         } else {
 192             $link .= "fold=$mailbox\">-";
 193         }
 194     }
 195     $link .= '</a>';
 196
 197     /* Return the finished product. */
 198     return ($link);
 199 }
 200
 201 /**
 202  * create_unseen_string:
 203  *
 204  * Create unseen and total message count for both this folder and
 205  * it's subfolders.
 206  *
 207  * @param string $boxName name of the current mailbox
 208  * @param array $boxArray array for the current mailbox
 209  * @param $imapConnection current imap connection in use
 210  * @return array unseen message string (for display), unseen message count
 211  */
 212 function create_unseen_string($boxName, $boxArray, $imapConnection, $unseen_type) {
 213     global $boxes, $unseen_type, $color, $unseen_cum;
 214
 215     /* Initialize the return value. */
 216     $result = array(0,0);
 217
 218     /* Initialize the counts for this folder. */
 219     $boxUnseenCount = 0;
 220     $boxMessageCount = 0;
 221     $totalUnseenCount = 0;
 222     $totalMessageCount = 0;
 223
 224     /* Collect the counts for this box alone. */
 225     $status = sqimap_status_messages($imapConnection, $boxName);
 226     $boxUnseenCount = $status['UNSEEN'];
 227     if ($boxUnseenCount === false) {
 228         return false;
 229     }
 230     if ($unseen_type == 2) {
 231         $boxMessageCount = $status['MESSAGES'];
 232     }
 233
 234     /* Initialize the total counts. */
 235
 236     if ($boxArray['collapse'] == SM_BOX_COLLAPSED && $unseen_cum) {
 237         /* Collect the counts for this boxes subfolders. */
 238         $curBoxLength = strlen($boxName);
 239         $boxCount = count($boxes);
 240
 241         for ($i = 0; $i < $boxCount; ++$i) {
 242             /* Initialize the counts for this subfolder. */
 243             $subUnseenCount = 0;
 244             $subMessageCount = 0;
 245
 246             /* Collect the counts for this subfolder. */
 247             if (($boxName != $boxes[$i]['unformatted'])
 248                     && (substr($boxes[$i]['unformatted'], 0, $curBoxLength) == $boxName)
 249                     && !in_array('noselect', $boxes[$i]['flags'])) {
 250                 $status = sqimap_status_messages($imapConnection, $boxes[$i]['unformatted']);
 251                 $subUnseenCount = $status['UNSEEN'];
 252                 if ($unseen_type == 2) {
 253                     $subMessageCount = $status['MESSAGES'];;
 254                 }
 255                 /* Add the counts for this subfolder to the total. */
 256                 $totalUnseenCount += $subUnseenCount;
 257                 $totalMessageCount += $subMessageCount;
 258             }
 259         }
 260
 261         /* Add the counts for all subfolders to that of the box. */
 262         $boxUnseenCount += $totalUnseenCount;
 263         $boxMessageCount += $totalMessageCount;
 264     }
 265
 266     /* And create the magic unseen count string.     */
 267     /* Really a lot more then just the unseen count. */
 268     if (($unseen_type == 1) && ($boxUnseenCount > 0)) {
 269         $result[0] = "($boxUnseenCount)";
 270     } else if ($unseen_type == 2) {
 271         $result[0] = "($boxUnseenCount/$boxMessageCount)";
 272         $result[0] = "<font color=\"$color[11]\">$result[0]</font>";
 273     }
 274
 275     /* Set the unseen count to return to the outside world. */
 276     $result[1] = $boxUnseenCount;
 277
 278     /* Return our happy result. */
 279     return ($result);
 280 }
 281
 282 /**
 283  * This simple function checks if a box is another box's parent.
 284  */
 285 function is_parent_box($curbox_name, $parbox_name) {
 286     global $delimiter;
 287
 288     /* Extract the name of the parent of the current box. */
 289     $curparts = explode($delimiter, $curbox_name);
 290     $curname = array_pop($curparts);
 291     $actual_parname = implode($delimiter, $curparts);
 292     $actual_parname = substr($actual_parname,0,strlen($parbox_name));
 293
 294     /* Compare the actual with the given parent name. */
 295     return ($parbox_name == $actual_parname);
 296 }
 297
 298 function ListBoxes ($boxes, $j=0 ) {
 299     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 300            $move_to_trash, $trash_folder, $collapse_folders, $imapConnection,
 301            $use_icons, $icon_theme, $use_special_folder_color;
 302
 303     if (!isset($boxes) || empty($boxes))
 304         return;
 305
 306     $pre = '<nobr>';
 307     $end = '';
 308     $collapse = false;
 309     $unseen_found = false;
 310     $unseen = 0;
 311
 312     $mailbox = $boxes->mailboxname_full;
 313     $leader = '<tt>';
 314     $leader .= str_repeat('&nbsp;&nbsp;',$j);
 315     $mailboxURL = urlencode($mailbox);
 316
 317     /* get unseen/total messages information */
 318     /* Only need to display info when option is set */
 319     if (isset($unseen_notify) && ($unseen_notify > 1) &&
 320         (($boxes->unseen !== false) || ($boxes->total !== false))) {
 321
 322         if ($boxes->unseen !== false)
 323             $unseen = $boxes->unseen;
 324
 325         /*
 326             Should only display unseen info if the folder is inbox
 327             or you set the option for all folders
 328         */
 329
 330         if ((strtolower($mailbox) == 'inbox') || ($unseen_notify == 3)) {
 331             $unseen_string = $unseen;
 332
 333             /* If users requests, display message count too */
 334             if (isset($unseen_type) && ($unseen_type == 2) && ($boxes->total !== false)) {
 335                 $unseen_string .= '/' . $boxes->total;
 336             }
 337
 338             $unseen_string = "<font color=\"$color[11]\">($unseen_string)</font>";
 339
 340             /*
 341                 Finally allow the script to display the values by setting a boolean.
 342                 This can only occur if the unseen count is great than 0 (if you have
 343                 unseen count only), or you have the message count too.
 344             */
 345             if (($unseen > 0) || (isset($unseen_type) && ($unseen_type ==2))) {
 346                 $unseen_found = true;
 347             }
 348         }
 349     }
 350
 351     if (isset($boxes->mbxs[0]) && $collapse_folders) {
 352         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 353         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 354
 355         $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 356         if ($collapse) {
 357             if ($use_icons && $icon_theme != 'none') {
 358                 $link .= "unfold=$mailboxURL\">$leader<img src=\"" . SM_PATH . 'images/plus.png" border="0" height="7" width="7" />&nbsp;</tt>';
 359             } else {
 360                 $link .= "unfold=$mailboxURL\">$leader+&nbsp;</tt>";
 361             }
 362         } else {
 363             if ($use_icons && $icon_theme != 'none') {
 364                 $link .= "fold=$mailboxURL\">$leader<img src=\"" . SM_PATH . 'images/minus.png" border="0" height="7" width="7" />&nbsp;</tt>';
 365             } else {
 366                 $link .= "fold=$mailboxURL\">$leader-&nbsp;</tt>";
 367             }
 368         }
 369         $link .= '</a>';
 370         $pre .= $link;
 371     } else {
 372         $pre.= $leader . '&nbsp;&nbsp;</tt>';
 373     }
 374
 375     /* If there are unseen message, bold the line. */
 376     if (($move_to_trash) && ($mailbox == $trash_folder)) {
 377         if (! isset($boxes->total)) {
 378             $boxes->total = sqimap_status_messages($imapConnection, $mailbox);
 379         }
 380         if ($unseen > 0) {
 381             $pre .= '<b>';
 382         }
 383         $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 384         if ($unseen > 0) {
 385             $end .= '</b>';
 386         }
 387         $end .= '</a>';
 388         if ($boxes->total > 0) {
 389             if ($unseen > 0) {
 390                 $pre .= '<b>';
 391             }
 392             $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 393             if ($unseen > 0) {
 394                 $end .= '</b>';
 395             }
 396             /* Print unseen information. */
 397             if ($unseen_found) {
 398                 $end .= "&nbsp;<small>$unseen_string</small>";
 399             }
 400             $end .= "\n<small>\n" .
 401                     '&nbsp;&nbsp;[<a href="empty_trash.php">'._("Purge").'</a>]'.
 402                     '</small>';
 403         }
 404     } else {
 405         if (!$boxes->is_noselect) {
 406             if ($unseen > 0) {
 407                 $pre .= '<b>';
 408             }
 409             $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 410             if ($unseen > 0) {
 411                 $end .= '</b>';
 412             }
 413             $end .= '</a>';
 414         }
 415         /* Print unseen information. */
 416         if ($unseen_found) {
 417             $end .= "&nbsp;<small>$unseen_string</small>";
 418         }
 419
 420     }
 421
 422     $font = '';
 423     $fontend = '';
 424     if ($use_special_folder_color && $boxes->is_special) {
 425         $font = "<font color=\"$color[11]\">";
 426         $fontend = "</font>";
 427     }
 428
 429     // let plugins fiddle with end of line
 430     $end .= concat_hook_function('left_main_after_each_folder',
 431         array(isset($numMessages) ? $numMessages : '',
 432               $boxes->mailboxname_full, $imapConnection));
 433
 434     $end .= '</nobr>';
 435
 436     if (!$boxes->is_root) {
 437         echo "" . $pre .$font. str_replace(array(' ','<','>'),array('&nbsp;','&lt;','&gt;'),$boxes->mailboxname_sub) .$fontend . $end. '<br />' . "\n";
 438         $j++;
 439     }
 440
 441     if (!$collapse || $boxes->is_root) {
 442         for ($i = 0; $i <count($boxes->mbxs); $i++) {
 443             listBoxes($boxes->mbxs[$i],$j);
 444         }
 445     }
 446 }
 447
 448 function ListAdvancedBoxes ($boxes, $mbx, $j='ID.0000' ) {
 449     global $data_dir, $username, $startmessage, $color, $unseen_notify, $unseen_type,
 450         $move_to_trash, $trash_folder, $collapse_folders, $use_special_folder_color;
 451
 452     if (!isset($boxes) || empty($boxes))
 453         return;
 454
 455     /* use_folder_images only works if the images exist in ../images */
 456     $use_folder_images = true;
 457
 458     $pre = '';
 459     $end = '';
 460     $collapse = false;
 461     $unseen_found = false;
 462     $unseen = 0;
 463
 464     $mailbox = $boxes->mailboxname_full;
 465     $mailboxURL = urlencode($mailbox);
 466
 467     /* get unseen/total messages information */
 468     /* Only need to display info when option is set */
 469     if (isset($unseen_notify) && ($unseen_notify > 1) &&
 470         (($boxes->unseen !== false) || ($boxes->total !== false))) {
 471
 472         if ($boxes->unseen !== false)
 473             $unseen = $boxes->unseen;
 474
 475         /*
 476             Should only display unseen info if the folder is inbox
 477             or you set the option for all folders
 478         */
 479
 480         if ((strtolower($mailbox) == 'inbox') || ($unseen_notify == 3)) {
 481             $unseen_string = $unseen;
 482
 483             /* If users requests, display message count too */
 484             if (isset($unseen_type) && ($unseen_type == 2) && ($boxes->total !== false)) {
 485                 $unseen_string .= '/' . $boxes->total;
 486             }
 487
 488             $unseen_string = "<font color=\"$color[11]\">($unseen_string)</font>";
 489
 490             /*
 491                 Finally allow the script to display the values by setting a boolean.
 492                 This can only occur if the unseen count is great than 0 (if you have
 493                 unseen count only), or you have the message count too.
 494             */
 495             if (($unseen > 0) || (isset($unseen_type) && ($unseen_type ==2))) {
 496                 $unseen_found = true;
 497             }
 498         }
 499     }
 500
 501     /* If there are unseen message, bold the line. */
 502     if ($unseen > 0) { $pre .= '<b>'; }
 503
 504     /* color special boxes */
 505     if ($use_special_folder_color && $boxes->is_special) {
 506         $pre .= "<font color=\"$color[11]\">";
 507         $end .= '</font>';
 508     }
 509
 510     /* If there are unseen message, close bolding. */
 511     if ($unseen > 0) { $end .= '</b>'; }
 512
 513     /* Print unseen information. */
 514     if ($unseen_found) {
 515         $end .= "&nbsp;$unseen_string";
 516     }
 517
 518     if (($move_to_trash) && ($mailbox == $trash_folder)) {
 519         if (! isset($numMessages)) {
 520             $numMessages = $boxes->total;
 521         }
 522         $pre = "<a class=\"mbx_link\" href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">" . $pre;
 523         $end .= '</a>';
 524         if ($numMessages > 0) {
 525             $urlMailbox = urlencode($mailbox);
 526             $end .= "\n<small>\n" .
 527                     '&nbsp;&nbsp;[<a class="mbx_link" href="empty_trash.php">'._("Purge").'</a>]'.
 528                     '</small>';
 529         }
 530     } else {
 531         if (!$boxes->is_noselect) { /* \Noselect boxes can't be selected */
 532             $pre = "<a class=\"mbx_link\" href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">" . $pre;
 533             $end .= '</a>';
 534         }
 535     }
 536
 537     // let plugins fiddle with end of line
 538     global $imapConnection;
 539     $end .= concat_hook_function('left_main_after_each_folder',
 540         array(isset($numMessages) ? $numMessages : '',
 541               $boxes->mailboxname_full, $imapConnection));
 542
 543     if (!$boxes->is_root) {
 544         if ($use_folder_images) {
 545             if ($boxes->is_inbox) {
 546                 $folder_img = '../images/inbox.png';
 547             } else if ($boxes->is_sent) {
 548                 $folder_img = '../images/senti.png';
 549             } else if ($boxes->is_trash) {
 550                 $folder_img = '../images/delitem.png';
 551             } else if ($boxes->is_draft) {
 552                 $folder_img = '../images/draft.png';
 553             } else if ($boxes->is_noinferiors) {
 554                 $folder_img = '../images/folder_noinf.png';
 555             } else {
 556                 $folder_img = '../images/folder.png';
 557             }
 558             $folder_img = '&nbsp;<img src="'.$folder_img.'" height="15" valign="center" />&nbsp;';
 559         } else {
 560             $folder_img = '';
 561         }
 562         if (!isset($boxes->mbxs[0])) {
 563             echo '   ' . html_tag( 'div',
 564                             '<tt>'. $pre . $folder_img . '</tt>'. str_replace(array(' ','<','>'),array('&nbsp;','&lt;','&gt;'),$boxes->mailboxname_sub) . $end,
 565                             'left', '', 'class="mbx_sub" id="' .$j. '"' ) . "\n";
 566         } else {
 567             /* get collapse information */
 568             if ($collapse_folders) {
 569                 $form_entry = $j.'F';
 570                 if (isset($mbx) && isset($mbx[$form_entry])) {
 571                     $collapse = $mbx[$form_entry];
 572                     setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , $collapse ? SM_BOX_COLLAPSED : SM_BOX_UNCOLLAPSED);
 573                 } else {
 574                     $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 575                     $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 576                 }
 577                 $img_src = ($collapse ? '../images/plus.png' : '../images/minus.png');
 578                 $collapse_link = '<a href="javascript:void(0)">'." <img src=\"$img_src\" border=\"1\" id=$j onclick=\"hidechilds(this)\" style=\"cursor:hand\" /></a>";
 579             } else {
 580                  $collapse_link='';
 581             }
 582             echo '   ' . html_tag( 'div',
 583                             $collapse_link . $pre . $folder_img . '&nbsp;'. $boxes->mailboxname_sub . $end ,
 584                             'left', '', 'class="mbx_par" id="' .$j. 'P"' ) . "\n";
 585             echo '   <input type="hidden" name="mbx['.$j. 'F]" value="'.$collapse.'" id="mbx['.$j.'F]" />'."\n";
 586         }
 587     }
 588
 589     $visible = ($collapse ? ' style="display:none"' : ' style="display:block"');
 590     if (isset($boxes->mbxs[0]) && !$boxes->is_root) /* mailbox contains childs */
 591         echo html_tag( 'div', '', 'left', '', 'class="par_area" id='.$j.'.0000 '. $visible ) . "\n";
 592
 593     if ($j !='ID.0000')
 594        $j = $j .'.0000';
 595     for ($i = 0; $i <count($boxes->mbxs); $i++) {
 596         $j++;
 597         ListAdvancedBoxes($boxes->mbxs[$i],$mbx,$j);
 598     }
 599     if (isset($boxes->mbxs[0]) && !$boxes->is_root)
 600         echo '</div>'."\n\n";
 601 }
 602
 603
 604
 605
 606 /* -------------------- MAIN ------------------------ */
 607
 608 /* get globals */
 609 sqgetGlobalVar('username', $username, SQ_SESSION);
 610 sqgetGlobalVar('key', $key, SQ_COOKIE);
 611 sqgetGlobalVar('delimiter', $delimiter, SQ_SESSION);
 612 sqgetGlobalVar('onetimepad', $onetimepad, SQ_SESSION);
 613
 614 sqgetGlobalVar('fold', $fold, SQ_GET);
 615 sqgetGlobalVar('unfold', $unfold, SQ_GET);
 616
 617 /* end globals */
 618
 619 // open a connection on the imap port (143)
 620 $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 10); // the 10 is to hide the output
 621
 622 /**
 623  * Using stristr since older preferences may contain "None" and "none".
 624  */
 625 if (isset($left_refresh) && ($left_refresh != '') &&
 626     !stristr($left_refresh, 'none')){
 627     $xtra =  "\n<meta http-equiv=\"Expires\" content=\"Thu, 01 Dec 1994 16:00:00 GMT\" />\n" .
 628              "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n".
 629              "<meta http-equiv=\"REFRESH\" content=\"$left_refresh;URL=left_main.php\" />\n";
 630 } else {
 631     $xtra = '';
 632 }
 633
 634 /**
 635  * $advanced_tree and $oldway are boolean vars which are default set to default
 636  * SM behaviour.
 637  * Setting $oldway to false causes left_main.php to use the new experimental
 638  * way of getting the mailbox-tree.
 639  * Setting $advanced tree to true causes SM to display a experimental
 640  * mailbox-tree with dhtml behaviour.
 641  * It only works on browsers which supports css and javascript. The used
 642  * javascript is experimental and doesn't support all browsers.
 643  * It has been tested on IE6 an Konquerer 3.0.0-2.
 644  * It is now tested and working on: (please test and update this list)
 645  * Windows: IE 5.5 SP2, IE 6 SP1, Gecko based (Mozilla, Firebird) and Opera7
 646  * XWindow: ?
 647  * Mac: ?
 648  * In the function ListAdvancedBoxes there is another var $use_folder_images.
 649  * setting this to true is only usefull if the images exists in ../images.
 650  *
 651  * Feel free to experiment with the code and report bugs and enhancements
 652  * to marc@its-projects.nl
 653  **/
 654
 655 /* set this to true if you want to see a nicer mailboxtree */
 656 if (! isset($advanced_tree) || $advanced_tree=="" ) {
 657     $advanced_tree=false;
 658 }
 659 /* default SM behaviour */
 660 if (! isset($oldway) || $oldway=="" ) {
 661     $oldway=false;
 662 }
 663
 664 if ($advanced_tree) {
 665 $xtra .= <<<ECHO
 666 <script language="Javascript" type="text/javascript">
 667
 668 <!--
 669
 670     function preload() {
 671       if (document.images) {
 672         var treeImages = new Array;
 673         var arguments = preload.arguments;
 674         for (var i = 0; i<arguments.length; i++) {
 675           treeImages[i] = new Image();
 676           treeImages[i].src = arguments[i];
 677         }
 678       }
 679     }
 680
 681 var vTreeImg;
 682 var vTreeDiv;
 683 var vTreeSrc;
 684
 685     function fTreeTimeout() {
 686       if (vTreeDiv.readyState == "complete")
 687         vTreeImg.src = vTreeSrc;
 688       else
 689         setTimeout("fTreeTimeout()", 100);
 690     }
 691
 692     function hidechilds(img) {
 693       id = img.id + ".0000";
 694       form_id = "mbx[" + img.id +"F]";
 695       if (document.all) { //IE, Opera7
 696         div = document.all[id];
 697         if (div) {
 698            if (div.style.display == "none") {
 699               vTreeSrc = "../images/minus.png";
 700               style = "block";
 701               value = 0;
 702            }
 703            else {
 704               vTreeSrc = "../images/plus.png";
 705               style = "none";
 706               value = 1;
 707            }
 708            vTreeImg = img;
 709            vTreeDiv = div;
 710            if (typeof vTreeDiv.readyState != "undefined") //IE
 711               setTimeout("fTreeTimeout()",100);
 712            else //Non IE
 713               vTreeImg.src = vTreeSrc;
 714            div.style.display = style;
 715            document.all[form_id].value = value;
 716         }
 717       }
 718       else if (document.getElementById) { //Gecko
 719         div = document.getElementById(id);
 720         if (div) {
 721            if (div.style.display == "none") {
 722               src = "../images/minus.png";
 723               style = "block";
 724               value = 0;
 725            }
 726            else {
 727               src = "../images/plus.png";
 728               style = "none";
 729               value = 1;
 730            }
 731            div.style.display = style;
 732            img.src = src;
 733            document.getElementById(form_id).value = value;
 734         }
 735       }
 736     }
 737
 738    function buttonover(el,on) {
 739       if (!on) {
 740 //         el.style.borderColor="$color[9]";}
 741          el.style.background="$color[0]";}
 742       else {
 743          el.style.background="$color[9]";}
 744    }
 745
 746    function buttonclick(el,on) {
 747       if (!on) {
 748          el.style.border="groove";}
 749       else {
 750          el.style.border="ridge";}
 751    }
 752
 753    function hideframe(hide) {
 754
 755 ECHO;
 756 $xtra .= "      left_size = \"$left_size\";\n";
 757 $xtra .= <<<ECHO
 758       if (document.all) {
 759         masterf = window.parent.document.all["fs1"];
 760         leftf = window.parent.document.all["left"];
 761         leftcontent = document.all["leftframe"];
 762         leftbutton = document.all["showf"];
 763       } else if (document.getElementById) {
 764         masterf = window.parent.document.getElementById("fs1");
 765         leftf = window.parent.document.getElementById("left");
 766         leftcontent = document.getElementById("leftframe");
 767         leftbutton = document.getElementById("showf");
 768       } else {
 769         return false;
 770       }
 771       if(hide) {
 772          new_col = calc_col("20");
 773          masterf.cols = new_col;
 774          document.body.scrollLeft=0;
 775          document.body.style.overflow='hidden';
 776          leftcontent.style.display = 'none';
 777          leftbutton.style.display='block';
 778       } else {
 779          masterf.cols = calc_col(left_size);
 780          document.body.style.overflow='';
 781          leftbutton.style.display='none';
 782          leftcontent.style.display='block';
 783
 784       }
 785    }
 786
 787    function calc_col(c_w) {
 788
 789 ECHO;
 790    if ($location_of_bar == 'right') {
 791        $xtra .= '     right=true;';
 792    } else {
 793        $xtra .= '     right=false;';
 794    }
 795    $xtra .= "\n";
 796 $xtra .= <<<ECHO
 797      if (right) {
 798          new_col = '*,'+c_w;
 799      } else {
 800          new_col = c_w+',*';
 801      }
 802      return new_col;
 803    }
 804
 805    function resizeframe(direction) {
 806      if (document.all) {
 807         masterf = window.parent.document.all["fs1"];
 808      } else if (document.getElementById) {
 809         window.parent.document.getElementById("fs1");
 810      } else {
 811         return false;
 812      }
 813
 814 ECHO;
 815    if ($location_of_bar == 'right') {
 816        $xtra .= '  colPat=/^\*,(\d+)$/;';
 817    } else {
 818        $xtra .= '  colPat=/^(\d+),.*$/;';
 819    }
 820    $xtra .= "\n";
 821
 822 $xtra .= <<<ECHO
 823      old_col = masterf.cols;
 824      colPat.exec(old_col);
 825
 826      if (direction) {
 827         new_col_width = parseInt(RegExp.$1) + 25;
 828
 829      } else {
 830         if (parseInt(RegExp.$1) > 35) {
 831            new_col_width = parseInt(RegExp.$1) - 25;
 832         }
 833      }
 834      masterf.cols = calc_col(new_col_width);
 835    }
 836
 837 //-->
 838
 839 </script>
 840
 841 ECHO;
 842
 843 /* style definitions */
 844
 845 $xtra .= <<<ECHO
 846
 847 <style type="text/css">
 848 <!--
 849   body {
 850      margin: 0px 0px 0px 0px;
 851      padding: 5px 5px 5px 5px;
 852   }
 853
 854   .button {
 855      border:outset;
 856      border-color: $color[9];
 857      background:$color[0];
 858      color:$color[6];
 859      width:99%;
 860      heigth:99%;
 861   }
 862
 863   .mbx_par {
 864      font-size:1.0em;
 865      margin-left:4px;
 866      margin-right:0px;
 867   }
 868
 869   a.mbx_link {
 870       text-decoration: none;
 871       background-color: $color[0];
 872       display: inline;
 873   }
 874
 875   a:hover.mbx_link {
 876       background-color: $color[9];
 877   }
 878
 879   a.mbx_link img {
 880       border-style: none;
 881   }
 882
 883   .mbx_sub {
 884      padding-left:5px;
 885      padding-right:0px;
 886      margin-left:4px;
 887      margin-right:0px;
 888      font-size:0.9em;
 889   }
 890
 891   .par_area {
 892      margin-top:0px;
 893      margin-left:4px;
 894      margin-right:0px;
 895      padding-left:10px;
 896      padding-bottom:5px;
 897      border-left: solid;
 898      border-left-width:0.1em;
 899      border-left-color:$color[9];
 900      border-bottom: solid;
 901      border-bottom-width:0.1em;
 902      border-bottom-color:$color[9];
 903      display: block;
 904   }
 905
 906   .mailboxes {
 907      padding-bottom:3px;
 908      margin-right:4px;
 909      padding-right:4px;
 910      margin-left:4px;
 911      padding-left:4px;
 912      border: groove;
 913      border-width:0.1em;
 914      border-color:$color[9];
 915      background: $color[0];
 916   }
 917
 918 -->
 919
 920 </style>
 921
 922 ECHO;
 923
 924 }
 925
 926 displayHtmlHeader( 'SquirrelMail', $xtra );
 927 sqgetGlobalVar('auto_create_done',$auto_create_done,SQ_SESSION);
 928 /* If requested and not yet complete, attempt to autocreate folders. */
 929 if ($auto_create_special && !isset($auto_create_done)) {
 930     $autocreate = array($sent_folder, $trash_folder, $draft_folder);
 931     foreach( $autocreate as $folder ) {
 932         if (($folder != '') && ($folder != 'none')) {
 933             if ( !sqimap_mailbox_exists($imapConnection, $folder)) {
 934                 sqimap_mailbox_create($imapConnection, $folder, '');
 935             } else {
 936                 //if (!sqimap_mailbox_is_subscribed($imapConnection, $folder)) {
 937                 // check for subscription is useless and expensive  just
 938                 // surpress the NO response
 939                 sqimap_subscribe($imapConnection, $folder, false);
 940             }
 941         }
 942     }
 943
 944     /* Let the world know that autocreation is complete! Hurrah! */
 945     $auto_create_done = TRUE;
 946     sqsession_register($auto_create_done, 'auto_create_done');
 947 }
 948
 949 if ($advanced_tree) {
 950     echo "\n<body" .
 951             ' onload="preload(\'../images/minus.png\',\'../images/plus.png\')"' .
 952             " bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 953 } else {
 954     echo "\n<body bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 955 }
 956
 957 do_hook('left_main_before');
 958 if ($advanced_tree) {
 959    /* nice future feature, needs layout !! volunteers?   */
 960    $right_pos = $left_size - 20;
 961 /*   echo '<div style="position:absolute;top:0;border=solid;border-width:0.1em;border-color:blue;"><div id="hidef" style="width=20;font-size:12"><a href="javascript:hideframe(true)"><b>&lt;&lt;</b></a></div>';
 962    echo '<div id="showf" style="width=20;font-size:12;display:none;"><a href="javascript:hideframe(false)"><b>&gt;&gt;</b></a></div>';
 963    echo '<div id="incrf" style="width=20;font-size:12"><a href="javascript:resizeframe(true)"><b>&gt;</b></a></div>';
 964    echo '<div id="decrf" style="width=20;font-size:12"><a href="javascript:resizeframe(false)"><b>&lt;</b></a></div></div>';
 965    echo '<div id="leftframe"><br /><br />';*/
 966 }
 967
 968 echo "\n\n" . html_tag( 'table', '', 'left', '', 'border="0" cellspacing="0" cellpadding="0" width="99%"' ) .
 969     html_tag( 'tr' ) .
 970     html_tag( 'td', '', 'left' ) .
 971     html_tag( 'table', '', '', '', 'border="0" cellspacing="0" cellpadding="0"' ) .
 972     html_tag( 'tr' ) .
 973     html_tag( 'td', '', 'center' ) .
 974     '<font size="4"><b>'. _("Folders") . "</b><br /></font>\n\n";
 975
 976 if ($date_format != 6) {
 977     /* First, display the clock. */
 978     if ($hour_format == 1) {
 979         $hr = 'G:i';
 980         if ($date_format == 4) {
 981             $hr .= ':s';
 982         }
 983     } else {
 984         if ($date_format == 4) {
 985             $hr = 'g:i:s a';
 986         } else {
 987             $hr = 'g:i a';
 988         }
 989     }
 990
 991     switch( $date_format ) {
 992     case 0:
 993         $clk = date('Y-m-d '.$hr. ' T', time());
 994         break;
 995     case 1:
 996         $clk = date('m/d/y '.$hr, time());
 997         break;
 998     case 2:
 999         $clk = date('d/m/y '.$hr, time());
1000         break;
1001     case 4:
1002     case 5:
1003         $clk = date($hr, time());
1004         break;
1005     default:
1006         $clk = getDayAbrv( date( 'w', time() ) ) . date( ', ' . $hr, time() );
1007     }
1008     $clk = str_replace(' ','&nbsp;',$clk);
1009
1010     echo '<small>' . str_replace(' ','&nbsp;',_("Last Refresh")) .
1011          ":<br />$clk</small><br />";
1012 }
1013
1014 /* Next, display the refresh button. */
1015 echo '<nobr><small>[<a href="../src/left_main.php" target="left">'.
1016      _("Check mail") . '</a>]</small></nobr></td></tr></table><br />';
1017
1018 /* Lastly, display the folder list. */
1019 if ( $collapse_folders ) {
1020     /* If directed, collapse or uncollapse a folder. */
1021     if (isset($fold)) {
1022         setPref($data_dir, $username, 'collapse_folder_' . $fold, SM_BOX_COLLAPSED);
1023     } else if (isset($unfold)) {
1024         setPref($data_dir, $username, 'collapse_folder_' . $unfold, SM_BOX_UNCOLLAPSED);
1025     }
1026 }
1027
1028 /* Get unseen/total display prefs */
1029 $unseen_type = getPref( $data_dir , $username , 'unseen_type' );
1030 $unseen_notify = getPref( $data_dir , $username , 'unseen_notify' );
1031
1032 if (!isset($unseen_type) || empty($unseen_type)) {
1033     if (isset($default_unseen_type) && !empty($default_unseen_type)) {
1034         $unseen_type = $default_unseen_type;
1035     } else {
1036         $unseen_type = 1;
1037     }
1038 }
1039
1040 if (!isset($unseen_notify) || empty($unseen_notify)) {
1041     if (isset($default_unseen_notify) && !empty($default_unseen_notify)) {
1042         $unseen_notify = $default_unseen_notify;
1043     } else {
1044         $unseen_notify = 0;
1045     }
1046 }
1047
1048 if ($oldway) {  /* normal behaviour SM */
1049
1050 $boxes = sqimap_mailbox_list($imapConnection);
1051 /* Prepare do do out collapsedness and visibility computation. */
1052 $curbox = 0;
1053 $boxcount = count($boxes);
1054
1055 /* Compute the collapsedness and visibility of each box. */
1056
1057 while ($curbox < $boxcount) {
1058     $boxes[$curbox]['visible'] = TRUE;
1059     compute_folder_children($curbox, $boxcount);
1060 }
1061
1062 for ($i = 0; $i < count($boxes); $i++) {
1063     if ( $boxes[$i]['visible'] ) {
1064         $mailbox = $boxes[$i]['formatted'];
1065         $mblevel = substr_count($boxes[$i]['unformatted'], $delimiter) + 1;
1066
1067         /* Create the prefix for the folder name and link. */
1068         $prefix = str_repeat('  ',$mblevel);
1069         if (isset($collapse_folders) && $collapse_folders && $boxes[$i]['parent']) {
1070             $prefix = str_replace(' ','&nbsp;',substr($prefix,0,strlen($prefix)-2)).
1071                       create_collapse_link($i) . '&nbsp;';
1072         } else {
1073             $prefix = str_replace(' ','&nbsp;',$prefix);
1074         }
1075         $line = "<nobr><tt>$prefix</tt>";
1076
1077         /* Add the folder name and link. */
1078         if (! isset($color[15])) {
1079             $color[15] = $color[6];
1080         }
1081
1082         if (in_array('noselect', $boxes[$i]['flags'])) {
1083             if( isSpecialMailbox( $boxes[$i]['unformatted']) ) {
1084                 $line .= "<font color=\"$color[11]\">";
1085             } else {
1086                 $line .= "<font color=\"$color[15]\">";
1087             }
1088             if (ereg("^( *)([^ ]*)", $mailbox, $regs)) {
1089                 $mailbox = str_replace('&nbsp;','',$mailbox);
1090                 $line .= str_replace(' ', '&nbsp;', $mailbox);
1091             }
1092             $line .= '</font>';
1093         } else {
1094             $line .= formatMailboxName($imapConnection, $boxes[$i]);
1095         }
1096
1097         /* Put the final touches on our folder line. */
1098         $line .= "</nobr><br />\n";
1099
1100         /* Output the line for this folder. */
1101         echo $line;
1102     }
1103 }
1104 } else {  /* expiremental code */
1105     $boxes = sqimap_mailbox_tree($imapConnection);
1106     if (isset($advanced_tree) && $advanced_tree) {
1107         echo '<form name="collapse" action="left_main.php" method="post" ' .
1108              'enctype="multipart/form-data"'."\n";
1109         echo '<small>';
1110         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 />';
1111         echo '<div id="mailboxes" class="mailboxes">'."\n\n";
1112         sqgetGlobalVar('mbx', $mbx, SQ_POST);
1113         if (!isset($mbx)) $mbx=NULL;
1114         ListAdvancedBoxes($boxes, $mbx);
1115         echo '</div>';
1116         echo '</small>';
1117         echo '</form>'."\n";
1118     } else {
1119         //sqimap_get_status_mbx_tree($imap_stream,$boxes)
1120         ListBoxes($boxes);
1121     }
1122 } /* if ($oldway) else ... */
1123 do_hook('left_main_after');
1124 sqimap_logout($imapConnection);
1125
1126 ?>
1127 </td></tr></table>
1128 </div></body></html>