src/left_main.php

   1 <?php
   2
   3 /**
   4  * left_main.php
   5  *
   6  * Copyright (c) 1999-2005 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 $trash_folder, $color, $move_to_trash,
  39            $unseen_notify, $unseen_type, $use_special_folder_color;
  40     $real_box = $box_array['unformatted'];
  41     $mailbox = str_replace('&nbsp;','',$box_array['formatted']);
  42     $mailboxURL = urlencode($real_box);
  43
  44     /* Strip down the mailbox name. */
  45     if (ereg("^( *)([^ ]*)$", $mailbox, $regs)) {
  46         $mailbox = $regs[2];
  47     }
  48     $unseen = 0;
  49     $status = array('','');
  50     if (($unseen_notify == 2 && $real_box == 'INBOX') ||
  51         $unseen_notify == 3) {
  52             $tmp_status = create_unseen_string($real_box, $box_array, $imapConnection, $unseen_type );
  53             if ($status !== false) {
  54                 $status = $tmp_status;
  55             }
  56     }
  57     list($unseen_string, $unseen) = $status;
  58     $special_color = ($use_special_folder_color && isSpecialMailbox($real_box));
  59
  60     /* Start off with a blank line. */
  61     $line = '';
  62
  63     /* If there are unseen message, bold the line. */
  64     if ($unseen > 0) { $line .= '<b>'; }
  65
  66     /* Create the link for this folder. */
  67     if ($status !== false) {
  68         $line .= '<a href="right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox='.
  69                  $mailboxURL.'" target="right" style="text-decoration:none">';
  70     }
  71     if ($special_color) {
  72         $line .= "<font color=\"$color[11]\">";
  73     }
  74     if ( $mailbox == 'INBOX' ) {
  75         $line .= _("INBOX");
  76     } else {
  77         $line .= str_replace(array(' ','<','>'),array('&nbsp;','&lt;','&gt;'),$mailbox);
  78     }
  79     if ($special_color == TRUE)
  80         $line .= '</font>';
  81     if ($status !== false) {
  82         $line .= '</a>';
  83     }
  84
  85     /* If there are unseen message, close bolding. */
  86     if ($unseen > 0) { $line .= "</b>"; }
  87
  88     /* Print unseen information. */
  89     if ($unseen_string != '') {
  90         $line .= "&nbsp;<small>$unseen_string</small>";
  91     }
  92
  93     /* If it's the trash folder, show a purge link when needed */
  94     if (($move_to_trash) && ($real_box == $trash_folder)) {
  95         if (! isset($numMessages)) {
  96             $numMessages = sqimap_get_num_messages($imapConnection, $real_box);
  97         }
  98
  99         if (($numMessages > 0) or ($box_array['parent'] == 1)) {
 100             $urlMailbox = urlencode($real_box);
 101             $line .= "\n<small>\n" .
 102                     '&nbsp;&nbsp;[<a href="empty_trash.php">'._("Purge").'</a>]' .
 103                     '</small>';
 104         }
 105     }
 106
 107
 108     // let plugins fiddle with end of line
 109     $line .= concat_hook_function('left_main_after_each_folder',
 110         array(isset($numMessages) ? $numMessages : '', $real_box, $imapConnection));
 111
 112
 113     /* Return the final product. */
 114     return ($line);
 115 }
 116
 117 /**
 118  * Recursive function that computes the collapsed status and parent
 119  * (or not parent) status of this box, and the visiblity and collapsed
 120  * status and parent (or not parent) status for all children boxes.
 121  */
 122 function compute_folder_children(&$parbox, $boxcount) {
 123     global $boxes, $data_dir, $username, $collapse_folders;
 124     $nextbox = $parbox + 1;
 125
 126     /* Retreive the name for the parent box. */
 127     $parbox_name = $boxes[$parbox]['unformatted'];
 128
 129     /* 'Initialize' this parent box to childless. */
 130     $boxes[$parbox]['parent'] = FALSE;
 131
 132     /* Compute the collapse status for this box. */
 133     if( isset($collapse_folders) && $collapse_folders ) {
 134         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $parbox_name);
 135         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 136     } else {
 137         $collapse = SM_BOX_UNCOLLAPSED;
 138     }
 139     $boxes[$parbox]['collapse'] = $collapse;
 140
 141     /* Otherwise, get the name of the next box. */
 142     if (isset($boxes[$nextbox]['unformatted'])) {
 143         $nextbox_name = $boxes[$nextbox]['unformatted'];
 144     } else {
 145         $nextbox_name = '';
 146     }
 147
 148     /* Compute any children boxes for this box. */
 149     while (($nextbox < $boxcount) &&
 150            (is_parent_box($boxes[$nextbox]['unformatted'], $parbox_name))) {
 151
 152         /* Note that this 'parent' box has at least one child. */
 153         $boxes[$parbox]['parent'] = TRUE;
 154
 155         /* Compute the visiblity of this box. */
 156         $boxes[$nextbox]['visible'] = ($boxes[$parbox]['visible'] &&
 157                                        ($boxes[$parbox]['collapse'] != SM_BOX_COLLAPSED));
 158
 159         /* Compute the visibility of any child boxes. */
 160         compute_folder_children($nextbox, $boxcount);
 161     }
 162
 163     /* Set the parent box to the current next box. */
 164     $parbox = $nextbox;
 165 }
 166
 167 /**
 168  * Create the link for a parent folder that will allow that
 169  * parent folder to either be collapsed or expaned, as is
 170  * currently appropriate.
 171  */
 172 function create_collapse_link($boxnum) {
 173     global $boxes, $unseen_notify, $color, $use_icons, $icon_theme;
 174     $mailbox = urlencode($boxes[$boxnum]['unformatted']);
 175
 176     /* Create the link for this collapse link. */
 177     $link = '<a target="left" style="text-decoration:none" ' .
 178             'href="left_main.php?';
 179     if ($boxes[$boxnum]['collapse'] == SM_BOX_COLLAPSED) {
 180         if ($use_icons && $icon_theme != 'none') {
 181             $link .= "unfold=$mailbox\"><img src=\"" . SM_PATH . 'images/plus.png" border="0" height="7" width="7" />';
 182         } else {
 183             $link .= "unfold=$mailbox\">+";
 184         }
 185     } else {
 186         if ($use_icons && $icon_theme != 'none') {
 187             $link .= "fold=$mailbox\"><img src=\"" . SM_PATH . 'images/minus.png" border="0" height="7" width="7" />';
 188         } else {
 189             $link .= "fold=$mailbox\">-";
 190         }
 191     }
 192     $link .= '</a>';
 193
 194     /* Return the finished product. */
 195     return ($link);
 196 }
 197
 198 /**
 199  * create_unseen_string:
 200  *
 201  * Create unseen and total message count for both this folder and
 202  * it's subfolders.
 203  *
 204  * @param string $boxName name of the current mailbox
 205  * @param array $boxArray array for the current mailbox
 206  * @param $imapConnection current imap connection in use
 207  * @return array unseen message string (for display), unseen message count
 208  */
 209 function create_unseen_string($boxName, $boxArray, $imapConnection, $unseen_type) {
 210     global $boxes, $color, $unseen_cum;
 211
 212     /* Initialize the return value. */
 213     $result = array(0,0);
 214
 215     /* Initialize the counts for this folder. */
 216     $boxUnseenCount = 0;
 217     $boxMessageCount = 0;
 218     $totalUnseenCount = 0;
 219     $totalMessageCount = 0;
 220
 221     /* Collect the counts for this box alone. */
 222     $status = sqimap_status_messages($imapConnection, $boxName);
 223     $boxUnseenCount = $status['UNSEEN'];
 224     if ($boxUnseenCount === false) {
 225         return false;
 226     }
 227     if ($unseen_type == 2) {
 228         $boxMessageCount = $status['MESSAGES'];
 229     }
 230
 231     /* Initialize the total counts. */
 232
 233     if ($boxArray['collapse'] == SM_BOX_COLLAPSED && $unseen_cum) {
 234         /* Collect the counts for this boxes subfolders. */
 235         $curBoxLength = strlen($boxName);
 236         $boxCount = count($boxes);
 237
 238         for ($i = 0; $i < $boxCount; ++$i) {
 239             /* Initialize the counts for this subfolder. */
 240             $subUnseenCount = 0;
 241             $subMessageCount = 0;
 242
 243             /* Collect the counts for this subfolder. */
 244             if (($boxName != $boxes[$i]['unformatted'])
 245                     && (substr($boxes[$i]['unformatted'], 0, $curBoxLength) == $boxName)
 246                     && !in_array('noselect', $boxes[$i]['flags'])) {
 247                 $status = sqimap_status_messages($imapConnection, $boxes[$i]['unformatted']);
 248                 $subUnseenCount = $status['UNSEEN'];
 249                 if ($unseen_type == 2) {
 250                     $subMessageCount = $status['MESSAGES'];;
 251                 }
 252                 /* Add the counts for this subfolder to the total. */
 253                 $totalUnseenCount += $subUnseenCount;
 254                 $totalMessageCount += $subMessageCount;
 255             }
 256         }
 257
 258         /* Add the counts for all subfolders to that of the box. */
 259         $boxUnseenCount += $totalUnseenCount;
 260         $boxMessageCount += $totalMessageCount;
 261     }
 262
 263     /* And create the magic unseen count string.     */
 264     /* Really a lot more then just the unseen count. */
 265     if (($unseen_type == 1) && ($boxUnseenCount > 0)) {
 266         $result[0] = "($boxUnseenCount)";
 267     } else if ($unseen_type == 2) {
 268         $result[0] = "($boxUnseenCount/$boxMessageCount)";
 269         $result[0] = "<font color=\"$color[11]\">$result[0]</font>";
 270     }
 271
 272     /* Set the unseen count to return to the outside world. */
 273     $result[1] = $boxUnseenCount;
 274
 275     /* Return our happy result. */
 276     return ($result);
 277 }
 278
 279 /**
 280  * This simple function checks if a box is another box's parent.
 281  */
 282 function is_parent_box($curbox_name, $parbox_name) {
 283     global $delimiter;
 284
 285     /* Extract the name of the parent of the current box. */
 286     $curparts = explode($delimiter, $curbox_name);
 287     $curname = array_pop($curparts);
 288     $actual_parname = implode($delimiter, $curparts);
 289     $actual_parname = substr($actual_parname,0,strlen($parbox_name));
 290
 291     /* Compare the actual with the given parent name. */
 292     return ($parbox_name == $actual_parname);
 293 }
 294
 295 function ListBoxes ($boxes, $j=0 ) {
 296     global $data_dir, $username, $color, $unseen_notify, $unseen_type,
 297            $move_to_trash, $trash_folder, $collapse_folders, $imapConnection,
 298            $use_icons, $icon_theme, $use_special_folder_color;
 299
 300     if (!isset($boxes) || empty($boxes))
 301         return;
 302
 303     $pre = '<nobr>';
 304     $end = '';
 305     $collapse = false;
 306     $unseen_found = false;
 307     $unseen = 0;
 308
 309     $mailbox = $boxes->mailboxname_full;
 310     $leader = '<tt>';
 311     $leader .= str_repeat('&nbsp;&nbsp;',$j);
 312     $mailboxURL = urlencode($mailbox);
 313
 314     /* get unseen/total messages information */
 315     /* Only need to display info when option is set */
 316     if (isset($unseen_notify) && ($unseen_notify > 1) &&
 317         (($boxes->unseen !== false) || ($boxes->total !== false))) {
 318
 319         if ($boxes->unseen !== false)
 320             $unseen = $boxes->unseen;
 321
 322         /*
 323             Should only display unseen info if the folder is inbox
 324             or you set the option for all folders
 325         */
 326
 327         if ((strtolower($mailbox) == 'inbox') || ($unseen_notify == 3)) {
 328             $unseen_string = $unseen;
 329
 330             /* If users requests, display message count too */
 331             if (isset($unseen_type) && ($unseen_type == 2) && ($boxes->total !== false)) {
 332                 $unseen_string .= '/' . $boxes->total;
 333             }
 334
 335             $unseen_string = "<font color=\"$color[11]\">($unseen_string)</font>";
 336
 337             /*
 338                 Finally allow the script to display the values by setting a boolean.
 339                 This can only occur if the unseen count is great than 0 (if you have
 340                 unseen count only), or you have the message count too.
 341             */
 342             if (($unseen > 0) || (isset($unseen_type) && ($unseen_type ==2))) {
 343                 $unseen_found = true;
 344             }
 345         }
 346     }
 347
 348     if (isset($boxes->mbxs[0]) && $collapse_folders) {
 349         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 350         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 351
 352         $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 353         if ($collapse) {
 354             if ($use_icons && $icon_theme != 'none') {
 355                 $link .= "unfold=$mailboxURL\">$leader<img src=\"" . SM_PATH . 'images/plus.png" border="0" height="7" width="7" />&nbsp;</tt>';
 356             } else {
 357                 $link .= "unfold=$mailboxURL\">$leader+&nbsp;</tt>";
 358             }
 359         } else {
 360             if ($use_icons && $icon_theme != 'none') {
 361                 $link .= "fold=$mailboxURL\">$leader<img src=\"" . SM_PATH . 'images/minus.png" border="0" height="7" width="7" />&nbsp;</tt>';
 362             } else {
 363                 $link .= "fold=$mailboxURL\">$leader-&nbsp;</tt>";
 364             }
 365         }
 366         $link .= '</a>';
 367         $pre .= $link;
 368     } else {
 369         $pre.= $leader . '&nbsp;&nbsp;</tt>';
 370     }
 371
 372     /* If there are unseen message, bold the line. */
 373     if (($move_to_trash) && ($mailbox == $trash_folder)) {
 374         if (! isset($boxes->total)) {
 375             $boxes->total = sqimap_status_messages($imapConnection, $mailbox);
 376         }
 377         if ($unseen > 0) {
 378             $pre .= '<b>';
 379         }
 380         $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 381         $end .= '</a>';
 382         if ($unseen > 0) {
 383             $end .= '</b>';
 384         }
 385         if ($boxes->total > 0) {
 386             if ($unseen > 0) {
 387                 $pre .= '<b>';
 388             }
 389             $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 390             if ($unseen > 0) {
 391                 $end .= '</b>';
 392             }
 393             /* Print unseen information. */
 394             if ($unseen_found) {
 395                 $end .= "&nbsp;<small>$unseen_string</small>";
 396             }
 397             $end .= "\n<small>\n" .
 398                     '&nbsp;&nbsp;[<a href="empty_trash.php">'._("Purge").'</a>]'.
 399                     '</small>';
 400         }
 401     } else {
 402         if (!$boxes->is_noselect) {
 403             if ($unseen > 0) {
 404                 $pre .= '<b>';
 405             }
 406             $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 407             $end .= '</a>';
 408             if ($unseen > 0) {
 409                 $end .= '</b>';
 410             }
 411         }
 412         /* Print unseen information. */
 413         if ($unseen_found) {
 414             $end .= "&nbsp;<small>$unseen_string</small>";
 415         }
 416
 417     }
 418
 419     $font = '';
 420     $fontend = '';
 421     if ($use_special_folder_color && $boxes->is_special) {
 422         $font = "<font color=\"$color[11]\">";
 423         $fontend = "</font>";
 424     }
 425
 426     // let plugins fiddle with end of line
 427     $end .= concat_hook_function('left_main_after_each_folder',
 428         array(isset($numMessages) ? $numMessages : '',
 429               $boxes->mailboxname_full, $imapConnection));
 430
 431     $end .= '</nobr>';
 432
 433     if (!$boxes->is_root) {
 434         echo "" . $pre .$font. str_replace(array(' ','<','>'),array('&nbsp;','&lt;','&gt;'),$boxes->mailboxname_sub) .$fontend . $end. '<br />' . "\n";
 435         $j++;
 436     }
 437
 438     if (!$collapse || $boxes->is_root) {
 439         for ($i = 0; $i <count($boxes->mbxs); $i++) {
 440             listBoxes($boxes->mbxs[$i],$j);
 441         }
 442     }
 443 }
 444
 445 function ListAdvancedBoxes ($boxes, $mbx, $j='ID.0000' ) {
 446     global $data_dir, $username, $color, $unseen_notify, $unseen_type,
 447         $move_to_trash, $trash_folder, $collapse_folders, $use_special_folder_color;
 448
 449     if (!isset($boxes) || empty($boxes))
 450         return;
 451
 452     /* use_folder_images only works if the images exist in ../images */
 453     $use_folder_images = true;
 454
 455     $pre = '';
 456     $end = '';
 457     $collapse = false;
 458     $unseen_found = false;
 459     $unseen = 0;
 460
 461     $mailbox = $boxes->mailboxname_full;
 462     $mailboxURL = urlencode($mailbox);
 463
 464     /* get unseen/total messages information */
 465     /* Only need to display info when option is set */
 466     if (isset($unseen_notify) && ($unseen_notify > 1) &&
 467         (($boxes->unseen !== false) || ($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
 485             $unseen_string = "<font color=\"$color[11]\">($unseen_string)</font>";
 486
 487             /*
 488                 Finally allow the script to display the values by setting a boolean.
 489                 This can only occur if the unseen count is great than 0 (if you have
 490                 unseen count only), or you have the message count too.
 491             */
 492             if (($unseen > 0) || (isset($unseen_type) && ($unseen_type ==2))) {
 493                 $unseen_found = true;
 494             }
 495         }
 496     }
 497
 498     /* If there are unseen message, bold the line. */
 499     if ($unseen > 0) { $pre .= '<b>'; }
 500
 501     /* color special boxes */
 502     if ($use_special_folder_color && $boxes->is_special) {
 503         $pre .= "<font color=\"$color[11]\">";
 504         $end .= '</font>';
 505     }
 506
 507     /* If there are unseen message, close bolding. */
 508     if ($unseen > 0) { $end .= '</b>'; }
 509
 510     /* Print unseen information. */
 511     if ($unseen_found) {
 512         $end .= "&nbsp;$unseen_string";
 513     }
 514
 515     if (($move_to_trash) && ($mailbox == $trash_folder)) {
 516         if (! isset($numMessages)) {
 517             $numMessages = $boxes->total;
 518         }
 519         $pre = "<a class=\"mbx_link\" href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">" . $pre;
 520         $end .= '</a>';
 521         if ($numMessages > 0) {
 522             $end .= "\n<small>\n" .
 523                     '&nbsp;&nbsp;[<a class="mbx_link" href="empty_trash.php">'._("Purge").'</a>]'.
 524                     '</small>';
 525         }
 526     } else {
 527         if (!$boxes->is_noselect) { /* \Noselect boxes can't be selected */
 528             $pre = "<a class=\"mbx_link\" href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">" . $pre;
 529             $end .= '</a>';
 530         }
 531     }
 532
 533     // let plugins fiddle with end of line
 534     global $imapConnection;
 535     $end .= concat_hook_function('left_main_after_each_folder',
 536         array(isset($numMessages) ? $numMessages : '',
 537               $boxes->mailboxname_full, $imapConnection));
 538
 539     if (!$boxes->is_root) {
 540         if ($use_folder_images) {
 541             if ($boxes->is_inbox) {
 542                 $folder_img = '../images/inbox.png';
 543             } else if ($boxes->is_sent) {
 544                 $folder_img = '../images/senti.png';
 545             } else if ($boxes->is_trash) {
 546                 $folder_img = '../images/delitem.png';
 547             } else if ($boxes->is_draft) {
 548                 $folder_img = '../images/draft.png';
 549             } else if ($boxes->is_noinferiors) {
 550                 $folder_img = '../images/folder_noinf.png';
 551             } else {
 552                 $folder_img = '../images/folder.png';
 553             }
 554             $folder_img = '&nbsp;<img src="'.$folder_img.'" height="15" valign="center" />&nbsp;';
 555         } else {
 556             $folder_img = '';
 557         }
 558         if (!isset($boxes->mbxs[0])) {
 559             echo '   ' . html_tag( 'div',
 560                             '<tt>'. $pre . $folder_img . '</tt>'. str_replace(array(' ','<','>'),array('&nbsp;','&lt;','&gt;'),$boxes->mailboxname_sub) . $end,
 561                             'left', '', 'class="mbx_sub" id="' .$j. '"' ) . "\n";
 562         } else {
 563             /* get collapse information */
 564             if ($collapse_folders) {
 565                 $form_entry = $j.'F';
 566                 if (isset($mbx) && isset($mbx[$form_entry])) {
 567                     $collapse = $mbx[$form_entry];
 568                     setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , $collapse ? SM_BOX_COLLAPSED : SM_BOX_UNCOLLAPSED);
 569                 } else {
 570                     $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 571                     $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 572                 }
 573                 $img_src = ($collapse ? '../images/plus.png' : '../images/minus.png');
 574                 $collapse_link = '<a href="javascript:void(0)">'." <img src=\"$img_src\" border=\"1\" id=$j onclick=\"hidechilds(this)\" style=\"cursor:hand\" /></a>";
 575             } else {
 576                  $collapse_link='';
 577             }
 578             echo '   ' . html_tag( 'div',
 579                             $collapse_link . $pre . $folder_img . '&nbsp;'. $boxes->mailboxname_sub . $end ,
 580                             'left', '', 'class="mbx_par" id="' .$j. 'P"' ) . "\n";
 581             echo '   <input type="hidden" name="mbx['.$j. 'F]" value="'.$collapse.'" id="mbx['.$j.'F]" />'."\n";
 582         }
 583     }
 584
 585     $visible = ($collapse ? ' style="display:none"' : ' style="display:block"');
 586     if (isset($boxes->mbxs[0]) && !$boxes->is_root) /* mailbox contains childs */
 587         echo html_tag( 'div', '', 'left', '', 'class="par_area" id='.$j.'.0000 '. $visible ) . "\n";
 588
 589     if ($j !='ID.0000')
 590        $j = $j .'.0000';
 591     for ($i = 0; $i <count($boxes->mbxs); $i++) {
 592         $j++;
 593         ListAdvancedBoxes($boxes->mbxs[$i],$mbx,$j);
 594     }
 595     if (isset($boxes->mbxs[0]) && !$boxes->is_root)
 596         echo '</div>'."\n\n";
 597 }
 598
 599
 600
 601
 602 /* -------------------- MAIN ------------------------ */
 603
 604 /* get globals */
 605 sqgetGlobalVar('username', $username, SQ_SESSION);
 606 sqgetGlobalVar('key', $key, SQ_COOKIE);
 607 sqgetGlobalVar('delimiter', $delimiter, SQ_SESSION);
 608 sqgetGlobalVar('onetimepad', $onetimepad, SQ_SESSION);
 609
 610 sqgetGlobalVar('fold', $fold, SQ_GET);
 611 sqgetGlobalVar('unfold', $unfold, SQ_GET);
 612
 613 /* end globals */
 614
 615 // open a connection on the imap port (143)
 616 $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 10); // the 10 is to hide the output
 617
 618 /**
 619  * Using stristr since older preferences may contain "None" and "none".
 620  */
 621 if (isset($left_refresh) && ($left_refresh != '') &&
 622     !stristr($left_refresh, 'none')){
 623     $xtra =  "\n<meta http-equiv=\"Expires\" content=\"Thu, 01 Dec 1994 16:00:00 GMT\" />\n" .
 624              "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n".
 625              "<meta http-equiv=\"REFRESH\" content=\"$left_refresh;URL=left_main.php\" />\n";
 626 } else {
 627     $xtra = '';
 628 }
 629
 630 /**
 631  * $advanced_tree and $oldway are boolean vars which are default set to default
 632  * SM behaviour.
 633  * Setting $oldway to false causes left_main.php to use the new experimental
 634  * way of getting the mailbox-tree.
 635  * Setting $advanced tree to true causes SM to display a experimental
 636  * mailbox-tree with dhtml behaviour.
 637  * It only works on browsers which supports css and javascript. The used
 638  * javascript is experimental and doesn't support all browsers.
 639  * It has been tested on IE6 an Konquerer 3.0.0-2.
 640  * It is now tested and working on: (please test and update this list)
 641  * Windows: IE 5.5 SP2, IE 6 SP1, Gecko based (Mozilla, Firebird) and Opera7
 642  * XWindow: ?
 643  * Mac: ?
 644  * In the function ListAdvancedBoxes there is another var $use_folder_images.
 645  * setting this to true is only usefull if the images exists in ../images.
 646  *
 647  * Feel free to experiment with the code and report bugs and enhancements
 648  * to marc@its-projects.nl
 649  **/
 650
 651 /* set this to true if you want to see a nicer mailboxtree */
 652 if (! isset($advanced_tree) || $advanced_tree=="" ) {
 653     $advanced_tree=false;
 654 }
 655 /* default SM behaviour */
 656 if (! isset($oldway) || $oldway=="" ) {
 657     $oldway=false;
 658 }
 659
 660 if ($advanced_tree) {
 661 $xtra .= '<script language="Javascript" type="text/javascript">'."\n".
 662 '<!--'."\n".
 663 '    function preload() {'."\n".
 664 '      if (document.images) {'."\n".
 665 '        var treeImages = new Array;'."\n".
 666 '        var arguments = preload.arguments;'."\n".
 667 '        for (var i = 0; i<arguments.length; i++) {'."\n".
 668 '          treeImages[i] = new Image();'."\n".
 669 '          treeImages[i].src = arguments[i];'."\n".
 670 '        }'."\n".
 671 '      }'."\n".
 672 '    }'."\n".
 673 'var vTreeImg;'."\n".
 674 'var vTreeDiv;'."\n".
 675 'var vTreeSrc;'."\n".
 676 '    function fTreeTimeout() {'."\n".
 677 '      if (vTreeDiv.readyState == "complete")'."\n".
 678 '        vTreeImg.src = vTreeSrc;'."\n".
 679 '      else'."\n".
 680 '        setTimeout("fTreeTimeout()", 100);'."\n".
 681 '    }'."\n".
 682 '    function hidechilds(img) {'."\n".
 683 '      id = img.id + ".0000";'."\n".
 684 '      form_id = "mbx[" + img.id +"F]";'."\n".
 685 '      if (document.all) { //IE, Opera7'."\n".
 686 '        div = document.all[id];'."\n".
 687 '        if (div) {'."\n".
 688 '           if (div.style.display == "none") {'."\n".
 689 '              vTreeSrc = "../images/minus.png";'."\n".
 690 '              style = "block";'."\n".
 691 '              value = 0;'."\n".
 692 '           }'."\n".
 693 '           else {'."\n".
 694 '              vTreeSrc = "../images/plus.png";'."\n".
 695 '              style = "none";'."\n".
 696 '              value = 1;'."\n".
 697 '           }'."\n".
 698 '           vTreeImg = img;'."\n".
 699 '           vTreeDiv = div;'."\n".
 700 '           if (typeof vTreeDiv.readyState != "undefined") //IE'."\n".
 701 '              setTimeout("fTreeTimeout()",100);'."\n".
 702 '           else //Non IE'."\n".
 703 '              vTreeImg.src = vTreeSrc;'."\n".
 704 '           div.style.display = style;'."\n".
 705 '           document.all[form_id].value = value;'."\n".
 706 '        }'."\n".
 707 '      }'."\n".
 708 '      else if (document.getElementById) { //Gecko'."\n".
 709 '        div = document.getElementById(id);'."\n".
 710 '        if (div) {'."\n".
 711 '           if (div.style.display == "none") {'."\n".
 712 '              src = "../images/minus.png";'."\n".
 713 '              style = "block";'."\n".
 714 '              value = 0;'."\n".
 715 '           }'."\n".
 716 '           else {'."\n".
 717 '              src = "../images/plus.png";'."\n".
 718 '              style = "none";'."\n".
 719 '              value = 1;'."\n".
 720 '           }'."\n".
 721 '           div.style.display = style;'."\n".
 722 '           img.src = src;'."\n".
 723 '           document.getElementById(form_id).value = value;'."\n".
 724 '        }'."\n".
 725 '      }'."\n".
 726 '    }'."\n".
 727 '   function buttonover(el,on) {'."\n".
 728 '      if (!on) {'."\n".
 729 "//         el.style.borderColor=\"$color[9]\";}\n".
 730 "         el.style.background=\"$color[0]\";}\n".
 731 '      else {'."\n".
 732 "         el.style.background=\"$color[9]\";}\n".
 733 '   }'."\n".
 734 '   function buttonclick(el,on) {'."\n".
 735 '      if (!on) {'."\n".
 736 '         el.style.border="groove";}'."\n".
 737 '      else {'."\n".
 738 '         el.style.border="ridge";}'."\n".
 739 '   }'."\n".
 740 '   function hideframe(hide) {'."\n".
 741 '      left_size = "' . $left_size . '";'."\n".
 742 '      if (document.all) {'."\n".
 743 '        masterf = window.parent.document.all["fs1"];'."\n".
 744 '        leftf = window.parent.document.all["left"];'."\n".
 745 '        leftcontent = document.all["leftframe"];'."\n".
 746 '        leftbutton = document.all["showf"];'."\n".
 747 '      } else if (document.getElementById) {'."\n".
 748 '        masterf = window.parent.document.getElementById("fs1");'."\n".
 749 '        leftf = window.parent.document.getElementById("left");'."\n".
 750 '        leftcontent = document.getElementById("leftframe");'."\n".
 751 '        leftbutton = document.getElementById("showf");'."\n".
 752 '      } else {'."\n".
 753 '        return false;'."\n".
 754 '      }'."\n".
 755 '      if(hide) {'."\n".
 756 '         new_col = calc_col("20");'."\n".
 757 '         masterf.cols = new_col;'."\n".
 758 '         document.body.scrollLeft=0;'."\n".
 759 '         document.body.style.overflow="hidden";'."\n".
 760 '         leftcontent.style.display = "none";'."\n".
 761 '         leftbutton.style.display="block";'."\n".
 762 '      } else {'."\n".
 763 '         masterf.cols = calc_col(left_size);'."\n".
 764 '         document.body.style.overflow="";'."\n".
 765 '         leftbutton.style.display="none";'."\n".
 766 '         leftcontent.style.display="block";'."\n".
 767 '      }'."\n".
 768 '   }'."\n".
 769 '   function calc_col(c_w) {'."\n";
 770
 771    if ($location_of_bar == 'right') {
 772        $xtra .= '     right=true;';
 773    } else {
 774        $xtra .= '     right=false;';
 775    }
 776    $xtra .= "\n";
 777
 778 $xtra .= 'if (right) {'."\n".
 779 "         new_col = '*,'+c_w;"."\n".
 780 '     } else {'."\n".
 781 "         new_col = c_w+',*';"."\n".
 782 '     }'."\n".
 783 '     return new_col;'."\n".
 784 '   }'."\n".
 785 '   function resizeframe(direction) {'."\n".
 786 '     if (document.all) {'."\n".
 787 '        masterf = window.parent.document.all["fs1"];'."\n".
 788 '     } else if (document.getElementById) {'."\n".
 789 '        window.parent.document.getElementById("fs1");'."\n".
 790 '     } else {'."\n".
 791 '        return false;'."\n".
 792 '     }'."\n";
 793
 794    if ($location_of_bar == 'right') {
 795        $xtra .= '  colPat=/^\*,(\d+)$/;';
 796    } else {
 797        $xtra .= '  colPat=/^(\d+),.*$/;';
 798    }
 799    $xtra .= "\n";
 800
 801 $xtra .= 'old_col = masterf.cols;'."\n".
 802 '     colPat.exec(old_col);'."\n".
 803 '     if (direction) {'."\n".
 804 '        new_col_width = parseInt(RegExp.$1) + 25;'."\n".
 805 '     } else {'."\n".
 806 '        if (parseInt(RegExp.$1) > 35) {'."\n".
 807 '           new_col_width = parseInt(RegExp.$1) - 25;'."\n".
 808 '        }'."\n".
 809 '     }'."\n".
 810 '     masterf.cols = calc_col(new_col_width);'."\n".
 811 '   }'."\n".
 812 '//-->'."\n".
 813 '</script>'."\n";
 814
 815 /* style definitions */
 816
 817 $xtra .= '<style type="text/css">'."\n".
 818 '<!--'."\n".
 819 '  body {'."\n".
 820 '     margin: 0px 0px 0px 0px;'."\n".
 821 '     padding: 5px 5px 5px 5px;'."\n".
 822 '  }'."\n".
 823 '  .button {'."\n".
 824 '     border:outset;'."\n".
 825 "     border-color: $color[9];\n".
 826 "     background:$color[0];\n".
 827 "     color:$color[6];\n".
 828 '     width:99%;'."\n".
 829 '     heigth:99%;'."\n".
 830 '  }'."\n".
 831 '  .mbx_par {'."\n".
 832 '     font-size:1.0em;'."\n".
 833 '     margin-left:4px;'."\n".
 834 '     margin-right:0px;'."\n".
 835 '  }'."\n".
 836 '  a.mbx_link {'."\n".
 837 '      text-decoration: none;'."\n".
 838 "      background-color: $color[0];\n".
 839 '      display: inline;'."\n".
 840 '  }'."\n".
 841 '  a:hover.mbx_link {'."\n".
 842 "      background-color: $color[9];\n".
 843 '  }'."\n".
 844 '  a.mbx_link img {'."\n".
 845 '      border-style: none;'."\n".
 846 '  }'."\n".
 847 '  .mbx_sub {'."\n".
 848 '     padding-left:5px;'."\n".
 849 '     padding-right:0px;'."\n".
 850 '     margin-left:4px;'."\n".
 851 '     margin-right:0px;'."\n".
 852 '     font-size:0.9em;'."\n".
 853 '  }'."\n".
 854 '  .par_area {'."\n".
 855 '     margin-top:0px;'."\n".
 856 '     margin-left:4px;'."\n".
 857 '     margin-right:0px;'."\n".
 858 '     padding-left:10px;'."\n".
 859 '     padding-bottom:5px;'."\n".
 860 '     border-left: solid;'."\n".
 861 '     border-left-width:0.1em;'."\n".
 862 "     border-left-color:$color[9];\n".
 863 '     border-bottom: solid;'."\n".
 864 '     border-bottom-width:0.1em;'."\n".
 865 "     border-bottom-color:$color[9];\n".
 866 '     display: block;'."\n".
 867 '  }'."\n".
 868 '  .mailboxes {'."\n".
 869 '     padding-bottom:3px;'."\n".
 870 '     margin-right:4px;'."\n".
 871 '     padding-right:4px;'."\n".
 872 '     margin-left:4px;'."\n".
 873 '     padding-left:4px;'."\n".
 874 '     border: groove;'."\n".
 875 '     border-width:0.1em;'."\n".
 876 "     border-color:$color[9];\n".
 877 "     background: $color[0];\n".
 878 '  }'."\n".
 879 '-->'."\n".
 880 '</style>'."\n";
 881 }
 882
 883 displayHtmlHeader( 'SquirrelMail', $xtra );
 884 sqgetGlobalVar('auto_create_done',$auto_create_done,SQ_SESSION);
 885 /* If requested and not yet complete, attempt to autocreate folders. */
 886 if ($auto_create_special && !isset($auto_create_done)) {
 887     $autocreate = array($sent_folder, $trash_folder, $draft_folder);
 888     foreach( $autocreate as $folder ) {
 889         if (($folder != '') && ($folder != 'none')) {
 890             if ( !sqimap_mailbox_exists($imapConnection, $folder)) {
 891                 sqimap_mailbox_create($imapConnection, $folder, '');
 892             } else {
 893                 // check for subscription is useless and expensive, just
 894                 // surpress the NO response. Unless we're on Mecury, which
 895                 // will just subscribe a folder again if it's already
 896                 // subscribed.
 897                 if ( strtolower($imap_server_type) != 'mercury32' ||
 898                     !sqimap_mailbox_is_subscribed($imapConnection, $folder) ) {
 899                     sqimap_subscribe($imapConnection, $folder, false);
 900                 }
 901             }
 902         }
 903     }
 904
 905     /* Let the world know that autocreation is complete! Hurrah! */
 906     $auto_create_done = TRUE;
 907     sqsession_register($auto_create_done, 'auto_create_done');
 908 }
 909
 910 if ($advanced_tree) {
 911     echo "\n<body" .
 912             ' onload="preload(\'../images/minus.png\',\'../images/plus.png\')"' .
 913             " bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 914 } else {
 915     echo "\n<body bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 916 }
 917
 918 do_hook('left_main_before');
 919 if ($advanced_tree) {
 920    /* nice future feature, needs layout !! volunteers?   */
 921    $right_pos = $left_size - 20;
 922 /*   echo '<div style="position:absolute;top:0;border=solid;border-width:0.1em;border-color:blue;"><div id="hidef" style="width=20;font-size:12"><a href="javascript:hideframe(true)"><b>&lt;&lt;</b></a></div>';
 923    echo '<div id="showf" style="width=20;font-size:12;display:none;"><a href="javascript:hideframe(false)"><b>&gt;&gt;</b></a></div>';
 924    echo '<div id="incrf" style="width=20;font-size:12"><a href="javascript:resizeframe(true)"><b>&gt;</b></a></div>';
 925    echo '<div id="decrf" style="width=20;font-size:12"><a href="javascript:resizeframe(false)"><b>&lt;</b></a></div></div>';
 926    echo '<div id="leftframe"><br /><br />';*/
 927 }
 928
 929 echo "\n\n" . html_tag( 'table', '', 'left', '', 'border="0" cellspacing="0" cellpadding="0" width="99%"' ) .
 930     html_tag( 'tr' ) .
 931     html_tag( 'td', '', 'left' ) .
 932     html_tag( 'table', '', '', '', 'border="0" cellspacing="0" cellpadding="0" width="98%"' ) .
 933     html_tag( 'tr' ) .
 934     html_tag( 'td', '', 'center' ) .
 935     '<font size="4"><b>'. _("Folders") . "</b><br /></font>\n\n";
 936
 937 if ($date_format != 6) {
 938     /* First, display the clock. */
 939     if ($hour_format == 1) {
 940         $hr = 'H:i';
 941         if ($date_format == 4) {
 942             $hr .= ':s';
 943         }
 944     } else {
 945         if ($date_format == 4) {
 946             $hr = 'g:i:s a';
 947         } else {
 948             $hr = 'g:i a';
 949         }
 950     }
 951
 952     switch( $date_format ) {
 953     case 0:
 954         $clk = date('Y-m-d '.$hr. ' T', time());
 955         break;
 956     case 1:
 957         $clk = date('m/d/y '.$hr, time());
 958         break;
 959     case 2:
 960         $clk = date('d/m/y '.$hr, time());
 961         break;
 962     case 4:
 963     case 5:
 964         $clk = date($hr, time());
 965         break;
 966     default:
 967         $clk = getDayAbrv( date( 'w', time() ) ) . date( ', ' . $hr, time() );
 968     }
 969     $clk = str_replace(' ','&nbsp;',$clk);
 970
 971     echo '<small><span style="white-space: nowrap;">'
 972        . str_replace(' ', '&nbsp;', _("Last Refresh"))
 973        . ":</span><br /><span style=\"white-space: nowrap;\">$clk</span></small><br />";
 974 }
 975
 976 /* Next, display the refresh button. */
 977 echo '<div style="white-space: nowrap;"><small>[<a href="../src/left_main.php" target="left">'.
 978      _("Check mail") . '</a>]</small></div></td></tr></table><br />';
 979
 980 /* Lastly, display the folder list. */
 981 if ( $collapse_folders ) {
 982     /* If directed, collapse or uncollapse a folder. */
 983     if (isset($fold)) {
 984         setPref($data_dir, $username, 'collapse_folder_' . $fold, SM_BOX_COLLAPSED);
 985     } else if (isset($unfold)) {
 986         setPref($data_dir, $username, 'collapse_folder_' . $unfold, SM_BOX_UNCOLLAPSED);
 987     }
 988 }
 989
 990 /* Get unseen/total display prefs */
 991 $unseen_type = getPref( $data_dir , $username , 'unseen_type' );
 992 $unseen_notify = getPref( $data_dir , $username , 'unseen_notify' );
 993
 994 if (!isset($unseen_type) || empty($unseen_type)) {
 995     if (isset($default_unseen_type) && !empty($default_unseen_type)) {
 996         $unseen_type = $default_unseen_type;
 997     } else {
 998         $unseen_type = 1;
 999     }
1000 }
1001
1002 if (!isset($unseen_notify) || empty($unseen_notify)) {
1003     if (isset($default_unseen_notify) && !empty($default_unseen_notify)) {
1004         $unseen_notify = $default_unseen_notify;
1005     } else {
1006         $unseen_notify = 0;
1007     }
1008 }
1009
1010 if ($oldway) {  /* normal behaviour SM */
1011
1012 $boxes = sqimap_mailbox_list($imapConnection);
1013 /* Prepare do do out collapsedness and visibility computation. */
1014 $curbox = 0;
1015 $boxcount = count($boxes);
1016
1017 /* Compute the collapsedness and visibility of each box. */
1018
1019 while ($curbox < $boxcount) {
1020     $boxes[$curbox]['visible'] = TRUE;
1021     compute_folder_children($curbox, $boxcount);
1022 }
1023
1024 for ($i = 0; $i < count($boxes); $i++) {
1025     if ( $boxes[$i]['visible'] ) {
1026         $mailbox = $boxes[$i]['formatted'];
1027         $mblevel = substr_count($boxes[$i]['unformatted'], $delimiter) + 1;
1028
1029         /* Create the prefix for the folder name and link. */
1030         $prefix = str_repeat('  ',$mblevel);
1031         if (isset($collapse_folders) && $collapse_folders && $boxes[$i]['parent']) {
1032             $prefix = str_replace(' ','&nbsp;',substr($prefix,0,strlen($prefix)-2)).
1033                       create_collapse_link($i) . '&nbsp;';
1034         } else {
1035             $prefix = str_replace(' ','&nbsp;',$prefix);
1036         }
1037         $line = "<nobr><tt>$prefix</tt>";
1038
1039         /* Add the folder name and link. */
1040         if (! isset($color[15])) {
1041             $color[15] = $color[6];
1042         }
1043
1044         if (in_array('noselect', $boxes[$i]['flags'])) {
1045             if( isSpecialMailbox( $boxes[$i]['unformatted']) ) {
1046                 $line .= "<font color=\"$color[11]\">";
1047             } else {
1048                 $line .= "<font color=\"$color[15]\">";
1049             }
1050             if (ereg("^( *)([^ ]*)", $mailbox, $regs)) {
1051                 $mailbox = str_replace('&nbsp;','',$mailbox);
1052                 $line .= str_replace(' ', '&nbsp;', $mailbox);
1053             }
1054             $line .= '</font>';
1055         } else {
1056             $line .= formatMailboxName($imapConnection, $boxes[$i]);
1057         }
1058
1059         /* Put the final touches on our folder line. */
1060         $line .= "</nobr><br />\n";
1061
1062         /* Output the line for this folder. */
1063         echo $line;
1064     }
1065 }
1066 } else {  /* expiremental code */
1067     $boxes = sqimap_mailbox_tree($imapConnection);
1068     if (isset($advanced_tree) && $advanced_tree) {
1069         echo '<form name="collapse" action="left_main.php" method="post" ' .
1070              'enctype="multipart/form-data"'."\n";
1071         echo '<small>';
1072         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 />';
1073         echo '<div id="mailboxes" class="mailboxes">'."\n\n";
1074         sqgetGlobalVar('mbx', $mbx, SQ_POST);
1075         if (!isset($mbx)) $mbx=NULL;
1076         ListAdvancedBoxes($boxes, $mbx);
1077         echo '</div>';
1078         echo '</small>';
1079         echo '</form>'."\n";
1080     } else {
1081         //sqimap_get_status_mbx_tree($imap_stream,$boxes)
1082         ListBoxes($boxes);
1083     }
1084 } /* if ($oldway) else ... */
1085 do_hook('left_main_after');
1086 sqimap_logout($imapConnection);
1087
1088 ?>
1089 </td></tr></table>
1090 </body></html>