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 */
  94     if (($move_to_trash) && ($real_box == $trash_folder)) {
  95         $urlMailbox = urlencode($real_box);
  96         $line .= "\n<small>\n" .
  97             '&nbsp;&nbsp;[<a href="empty_trash.php">'._("Purge").'</a>]' .
  98             '</small>';
  99     }
 100
 101
 102     // let plugins fiddle with end of line
 103     $line .= concat_hook_function('left_main_after_each_folder',
 104         array(isset($numMessages) ? $numMessages : '', $real_box, $imapConnection));
 105
 106
 107     /* Return the final product. */
 108     return ($line);
 109 }
 110
 111 /**
 112  * Recursive function that computes the collapsed status and parent
 113  * (or not parent) status of this box, and the visiblity and collapsed
 114  * status and parent (or not parent) status for all children boxes.
 115  */
 116 function compute_folder_children(&$parbox, $boxcount) {
 117     global $boxes, $data_dir, $username, $collapse_folders;
 118     $nextbox = $parbox + 1;
 119
 120     /* Retreive the name for the parent box. */
 121     $parbox_name = $boxes[$parbox]['unformatted'];
 122
 123     /* 'Initialize' this parent box to childless. */
 124     $boxes[$parbox]['parent'] = FALSE;
 125
 126     /* Compute the collapse status for this box. */
 127     if( isset($collapse_folders) && $collapse_folders ) {
 128         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $parbox_name);
 129         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 130     } else {
 131         $collapse = SM_BOX_UNCOLLAPSED;
 132     }
 133     $boxes[$parbox]['collapse'] = $collapse;
 134
 135     /* Otherwise, get the name of the next box. */
 136     if (isset($boxes[$nextbox]['unformatted'])) {
 137         $nextbox_name = $boxes[$nextbox]['unformatted'];
 138     } else {
 139         $nextbox_name = '';
 140     }
 141
 142     /* Compute any children boxes for this box. */
 143     while (($nextbox < $boxcount) &&
 144            (is_parent_box($boxes[$nextbox]['unformatted'], $parbox_name))) {
 145
 146         /* Note that this 'parent' box has at least one child. */
 147         $boxes[$parbox]['parent'] = TRUE;
 148
 149         /* Compute the visiblity of this box. */
 150         $boxes[$nextbox]['visible'] = ($boxes[$parbox]['visible'] &&
 151                                        ($boxes[$parbox]['collapse'] != SM_BOX_COLLAPSED));
 152
 153         /* Compute the visibility of any child boxes. */
 154         compute_folder_children($nextbox, $boxcount);
 155     }
 156
 157     /* Set the parent box to the current next box. */
 158     $parbox = $nextbox;
 159 }
 160
 161 /**
 162  * Create the link for a parent folder that will allow that
 163  * parent folder to either be collapsed or expaned, as is
 164  * currently appropriate.
 165  */
 166 function create_collapse_link($boxnum) {
 167     global $boxes, $unseen_notify, $color, $use_icons, $icon_theme;
 168     $mailbox = urlencode($boxes[$boxnum]['unformatted']);
 169
 170     /* Create the link for this collapse link. */
 171     $link = '<a target="left" style="text-decoration:none" ' .
 172             'href="left_main.php?';
 173     if ($boxes[$boxnum]['collapse'] == SM_BOX_COLLAPSED) {
 174         if ($use_icons && $icon_theme != 'none') {
 175             $link .= "unfold=$mailbox\"><img src=\"" . SM_PATH . 'images/plus.png" border="0" height="7" width="7" />';
 176         } else {
 177             $link .= "unfold=$mailbox\">+";
 178         }
 179     } else {
 180         if ($use_icons && $icon_theme != 'none') {
 181             $link .= "fold=$mailbox\"><img src=\"" . SM_PATH . 'images/minus.png" border="0" height="7" width="7" />';
 182         } else {
 183             $link .= "fold=$mailbox\">-";
 184         }
 185     }
 186     $link .= '</a>';
 187
 188     /* Return the finished product. */
 189     return ($link);
 190 }
 191
 192 /**
 193  * create_unseen_string:
 194  *
 195  * Create unseen and total message count for both this folder and
 196  * it's subfolders.
 197  *
 198  * @param string $boxName name of the current mailbox
 199  * @param array $boxArray array for the current mailbox
 200  * @param $imapConnection current imap connection in use
 201  * @return array unseen message string (for display), unseen message count
 202  */
 203 function create_unseen_string($boxName, $boxArray, $imapConnection, $unseen_type) {
 204     global $boxes, $color, $unseen_cum;
 205
 206     /* Initialize the return value. */
 207     $result = array(0,0);
 208
 209     /* Initialize the counts for this folder. */
 210     $boxUnseenCount = 0;
 211     $boxMessageCount = 0;
 212     $totalUnseenCount = 0;
 213     $totalMessageCount = 0;
 214
 215     /* Collect the counts for this box alone. */
 216     $status = sqimap_status_messages($imapConnection, $boxName);
 217     $boxUnseenCount = $status['UNSEEN'];
 218     if ($boxUnseenCount === false) {
 219         return false;
 220     }
 221     if ($unseen_type == 2) {
 222         $boxMessageCount = $status['MESSAGES'];
 223     }
 224
 225     /* Initialize the total counts. */
 226
 227     if ($boxArray['collapse'] == SM_BOX_COLLAPSED && $unseen_cum) {
 228         /* Collect the counts for this boxes subfolders. */
 229         $curBoxLength = strlen($boxName);
 230         $boxCount = count($boxes);
 231
 232         for ($i = 0; $i < $boxCount; ++$i) {
 233             /* Initialize the counts for this subfolder. */
 234             $subUnseenCount = 0;
 235             $subMessageCount = 0;
 236
 237             /* Collect the counts for this subfolder. */
 238             if (($boxName != $boxes[$i]['unformatted'])
 239                     && (substr($boxes[$i]['unformatted'], 0, $curBoxLength) == $boxName)
 240                     && !in_array('noselect', $boxes[$i]['flags'])) {
 241                 $status = sqimap_status_messages($imapConnection, $boxes[$i]['unformatted']);
 242                 $subUnseenCount = $status['UNSEEN'];
 243                 if ($unseen_type == 2) {
 244                     $subMessageCount = $status['MESSAGES'];;
 245                 }
 246                 /* Add the counts for this subfolder to the total. */
 247                 $totalUnseenCount += $subUnseenCount;
 248                 $totalMessageCount += $subMessageCount;
 249             }
 250         }
 251
 252         /* Add the counts for all subfolders to that of the box. */
 253         $boxUnseenCount += $totalUnseenCount;
 254         $boxMessageCount += $totalMessageCount;
 255     }
 256
 257     /* And create the magic unseen count string.     */
 258     /* Really a lot more then just the unseen count. */
 259     if (($unseen_type == 1) && ($boxUnseenCount > 0)) {
 260         $result[0] = "($boxUnseenCount)";
 261     } else if ($unseen_type == 2) {
 262         $result[0] = "($boxUnseenCount/$boxMessageCount)";
 263         $result[0] = "<font color=\"$color[11]\">$result[0]</font>";
 264     }
 265
 266     /* Set the unseen count to return to the outside world. */
 267     $result[1] = $boxUnseenCount;
 268
 269     /* Return our happy result. */
 270     return ($result);
 271 }
 272
 273 /**
 274  * This simple function checks if a box is another box's parent.
 275  */
 276 function is_parent_box($curbox_name, $parbox_name) {
 277     global $delimiter;
 278
 279     /* Extract the name of the parent of the current box. */
 280     $curparts = explode($delimiter, $curbox_name);
 281     $curname = array_pop($curparts);
 282     $actual_parname = implode($delimiter, $curparts);
 283     $actual_parname = substr($actual_parname,0,strlen($parbox_name));
 284
 285     /* Compare the actual with the given parent name. */
 286     return ($parbox_name == $actual_parname);
 287 }
 288
 289 function ListBoxes ($boxes, $j=0 ) {
 290     global $data_dir, $username, $color, $unseen_notify, $unseen_type,
 291            $move_to_trash, $trash_folder, $collapse_folders, $imapConnection,
 292            $use_icons, $icon_theme, $use_special_folder_color;
 293
 294     if (!isset($boxes) || empty($boxes))
 295         return;
 296
 297     $pre = '<span style="white-space: nowrap;">';
 298     $end = '';
 299     $collapse = false;
 300     $unseen_found = false;
 301     $unseen = 0;
 302
 303     $mailbox = $boxes->mailboxname_full;
 304     $leader = '<tt>';
 305     $leader .= str_repeat('&nbsp;&nbsp;',$j);
 306     $mailboxURL = urlencode($mailbox);
 307
 308     /* get unseen/total messages information */
 309     /* Only need to display info when option is set */
 310     if (isset($unseen_notify) && ($unseen_notify > 1) &&
 311         (($boxes->unseen !== false) || ($boxes->total !== false))) {
 312
 313         if ($boxes->unseen !== false)
 314             $unseen = $boxes->unseen;
 315
 316         /*
 317             Should only display unseen info if the folder is inbox
 318             or you set the option for all folders
 319         */
 320
 321         if ((strtolower($mailbox) == 'inbox') || ($unseen_notify == 3)) {
 322             $unseen_string = $unseen;
 323
 324             /* If users requests, display message count too */
 325             if (isset($unseen_type) && ($unseen_type == 2) && ($boxes->total !== false)) {
 326                 $unseen_string .= '/' . $boxes->total;
 327             }
 328
 329             $unseen_string = "<font color=\"$color[11]\">($unseen_string)</font>";
 330
 331             /*
 332                 Finally allow the script to display the values by setting a boolean.
 333                 This can only occur if the unseen count is great than 0 (if you have
 334                 unseen count only), or you have the message count too.
 335             */
 336             if (($unseen > 0) || (isset($unseen_type) && ($unseen_type ==2))) {
 337                 $unseen_found = true;
 338             }
 339         }
 340     }
 341
 342     if (isset($boxes->mbxs[0]) && $collapse_folders) {
 343         $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 344         $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 345
 346         $link = '<a target="left" style="text-decoration:none" ' .'href="left_main.php?';
 347         if ($collapse) {
 348             if ($use_icons && $icon_theme != 'none') {
 349                 $link .= "unfold=$mailboxURL\">$leader<img src=\"" . SM_PATH . 'images/plus.png" border="0" height="7" width="7" />&nbsp;</tt>';
 350             } else {
 351                 $link .= "unfold=$mailboxURL\">$leader+&nbsp;</tt>";
 352             }
 353         } else {
 354             if ($use_icons && $icon_theme != 'none') {
 355                 $link .= "fold=$mailboxURL\">$leader<img src=\"" . SM_PATH . 'images/minus.png" border="0" height="7" width="7" />&nbsp;</tt>';
 356             } else {
 357                 $link .= "fold=$mailboxURL\">$leader-&nbsp;</tt>";
 358             }
 359         }
 360         $link .= '</a>';
 361         $pre .= $link;
 362     } else {
 363         $pre.= $leader . '&nbsp;&nbsp;</tt>';
 364     }
 365
 366     /* If there are unseen message, bold the line. */
 367     if (($move_to_trash) && ($mailbox == $trash_folder)) {
 368         if (! isset($boxes->total)) {
 369             $boxes->total = sqimap_status_messages($imapConnection, $mailbox);
 370         }
 371         if ($unseen > 0) {
 372             $pre .= '<b>';
 373         }
 374         $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 375         $end .= '</a>';
 376         if ($unseen > 0) {
 377             $end .= '</b>';
 378         }
 379         if ($boxes->total > 0) {
 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                 $end .= '</b>';
 386             }
 387             /* Print unseen information. */
 388             if ($unseen_found) {
 389                 $end .= "&nbsp;<small>$unseen_string</small>";
 390             }
 391         }
 392         $end .= "\n<small>\n" .
 393                 '&nbsp;&nbsp;[<a href="empty_trash.php">'._("Purge").'</a>]'.
 394                 '</small>';
 395     } else {
 396         if (!$boxes->is_noselect) {
 397             if ($unseen > 0) {
 398                 $pre .= '<b>';
 399             }
 400             $pre .= "<a href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\" style=\"text-decoration:none\">";
 401             $end .= '</a>';
 402             if ($unseen > 0) {
 403                 $end .= '</b>';
 404             }
 405         }
 406         /* Print unseen information. */
 407         if ($unseen_found) {
 408             $end .= "&nbsp;<small>$unseen_string</small>";
 409         }
 410
 411     }
 412
 413     $font = '';
 414     $fontend = '';
 415     if ($use_special_folder_color && $boxes->is_special) {
 416         $font = "<font color=\"$color[11]\">";
 417         $fontend = "</font>";
 418     }
 419
 420     // let plugins fiddle with end of line
 421     $end .= concat_hook_function('left_main_after_each_folder',
 422         array(isset($numMessages) ? $numMessages : '',
 423               $boxes->mailboxname_full, $imapConnection));
 424
 425     $end .= '</span>';
 426
 427     if (!$boxes->is_root) {
 428         echo "" . $pre .$font. str_replace(array(' ','<','>'),array('&nbsp;','&lt;','&gt;'),$boxes->mailboxname_sub) .$fontend . $end. '<br />' . "\n";
 429         $j++;
 430     }
 431
 432     if (!$collapse || $boxes->is_root) {
 433         for ($i = 0; $i <count($boxes->mbxs); $i++) {
 434             listBoxes($boxes->mbxs[$i],$j);
 435         }
 436     }
 437 }
 438
 439 function ListAdvancedBoxes ($boxes, $mbx, $j='ID.0000' ) {
 440     global $data_dir, $username, $color, $unseen_notify, $unseen_type,
 441         $move_to_trash, $trash_folder, $collapse_folders, $use_special_folder_color;
 442
 443     if (!isset($boxes) || empty($boxes))
 444         return;
 445
 446     /* use_folder_images only works if the images exist in ../images */
 447     $use_folder_images = true;
 448
 449     $pre = '';
 450     $end = '';
 451     $collapse = false;
 452     $unseen_found = false;
 453     $unseen = 0;
 454
 455     $mailbox = $boxes->mailboxname_full;
 456     $mailboxURL = urlencode($mailbox);
 457
 458     /* get unseen/total messages information */
 459     /* Only need to display info when option is set */
 460     if (isset($unseen_notify) && ($unseen_notify > 1) &&
 461         (($boxes->unseen !== false) || ($boxes->total !== false))) {
 462
 463         if ($boxes->unseen !== false)
 464             $unseen = $boxes->unseen;
 465
 466         /*
 467             Should only display unseen info if the folder is inbox
 468             or you set the option for all folders
 469         */
 470
 471         if ((strtolower($mailbox) == 'inbox') || ($unseen_notify == 3)) {
 472             $unseen_string = $unseen;
 473
 474             /* If users requests, display message count too */
 475             if (isset($unseen_type) && ($unseen_type == 2) && ($boxes->total !== false)) {
 476                 $unseen_string .= '/' . $boxes->total;
 477             }
 478
 479             $unseen_string = "<font color=\"$color[11]\">($unseen_string)</font>";
 480
 481             /*
 482                 Finally allow the script to display the values by setting a boolean.
 483                 This can only occur if the unseen count is great than 0 (if you have
 484                 unseen count only), or you have the message count too.
 485             */
 486             if (($unseen > 0) || (isset($unseen_type) && ($unseen_type ==2))) {
 487                 $unseen_found = true;
 488             }
 489         }
 490     }
 491
 492     /* If there are unseen message, bold the line. */
 493     if ($unseen > 0) { $pre .= '<b>'; }
 494
 495     /* color special boxes */
 496     if ($use_special_folder_color && $boxes->is_special) {
 497         $pre .= "<font color=\"$color[11]\">";
 498         $end .= '</font>';
 499     }
 500
 501     /* If there are unseen message, close bolding. */
 502     if ($unseen > 0) { $end .= '</b>'; }
 503
 504     /* Print unseen information. */
 505     if ($unseen_found) {
 506         $end .= "&nbsp;$unseen_string";
 507     }
 508
 509     if (($move_to_trash) && ($mailbox == $trash_folder)) {
 510         $pre = "<a class=\"mbx_link\" href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">" . $pre;
 511         $end .= '</a>';
 512         $end .= "\n<small>\n" .
 513                 '&nbsp;&nbsp;[<a class="mbx_link" href="empty_trash.php">'._("Purge").'</a>]'.
 514                 '</small>';
 515     } else {
 516         if (!$boxes->is_noselect) { /* \Noselect boxes can't be selected */
 517             $pre = "<a class=\"mbx_link\" href=\"right_main.php?PG_SHOWALL=0&amp;startMessage=1&amp;mailbox=$mailboxURL\" target=\"right\">" . $pre;
 518             $end .= '</a>';
 519         }
 520     }
 521
 522     // let plugins fiddle with end of line
 523     global $imapConnection;
 524     $end .= concat_hook_function('left_main_after_each_folder',
 525         array(isset($numMessages) ? $numMessages : '',
 526               $boxes->mailboxname_full, $imapConnection));
 527
 528     if (!$boxes->is_root) {
 529         if ($use_folder_images) {
 530             if ($boxes->is_inbox) {
 531                 $folder_img = '../images/inbox.png';
 532             } else if ($boxes->is_sent) {
 533                 $folder_img = '../images/senti.png';
 534             } else if ($boxes->is_trash) {
 535                 $folder_img = '../images/delitem.png';
 536             } else if ($boxes->is_draft) {
 537                 $folder_img = '../images/draft.png';
 538             } else if ($boxes->is_noinferiors) {
 539                 $folder_img = '../images/folder_noinf.png';
 540             } else {
 541                 $folder_img = '../images/folder.png';
 542             }
 543             $folder_img = '&nbsp;<img src="'.$folder_img.'" height="15" valign="center" />&nbsp;';
 544         } else {
 545             $folder_img = '';
 546         }
 547         if (!isset($boxes->mbxs[0])) {
 548             echo '   ' . html_tag( 'div',
 549                             '<tt>'. $pre . $folder_img . '</tt>'. str_replace(array(' ','<','>'),array('&nbsp;','&lt;','&gt;'),$boxes->mailboxname_sub) . $end,
 550                             'left', '', 'class="mbx_sub" id="' .$j. '"' ) . "\n";
 551         } else {
 552             /* get collapse information */
 553             if ($collapse_folders) {
 554                 $form_entry = $j.'F';
 555                 if (isset($mbx) && isset($mbx[$form_entry])) {
 556                     $collapse = $mbx[$form_entry];
 557                     setPref($data_dir, $username, 'collapse_folder_'.$boxes->mailboxname_full , $collapse ? SM_BOX_COLLAPSED : SM_BOX_UNCOLLAPSED);
 558                 } else {
 559                     $collapse = getPref($data_dir, $username, 'collapse_folder_' . $mailbox);
 560                     $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
 561                 }
 562                 $img_src = ($collapse ? '../images/plus.png' : '../images/minus.png');
 563                 $collapse_link = '<a href="javascript:void(0)">'." <img src=\"$img_src\" border=\"1\" id=$j onclick=\"hidechilds(this)\" style=\"cursor:hand\" /></a>";
 564             } else {
 565                  $collapse_link='';
 566             }
 567             echo '   ' . html_tag( 'div',
 568                             $collapse_link . $pre . $folder_img . '&nbsp;'. $boxes->mailboxname_sub . $end ,
 569                             'left', '', 'class="mbx_par" id="' .$j. 'P"' ) . "\n";
 570             echo '   <input type="hidden" name="mbx['.$j. 'F]" value="'.$collapse.'" id="mbx['.$j.'F]" />'."\n";
 571         }
 572     }
 573
 574     $visible = ($collapse ? ' style="display:none"' : ' style="display:block"');
 575     if (isset($boxes->mbxs[0]) && !$boxes->is_root) /* mailbox contains childs */
 576         echo html_tag( 'div', '', 'left', '', 'class="par_area" id='.$j.'.0000 '. $visible ) . "\n";
 577
 578     if ($j !='ID.0000')
 579        $j = $j .'.0000';
 580     for ($i = 0; $i <count($boxes->mbxs); $i++) {
 581         $j++;
 582         ListAdvancedBoxes($boxes->mbxs[$i],$mbx,$j);
 583     }
 584     if (isset($boxes->mbxs[0]) && !$boxes->is_root)
 585         echo '</div>'."\n\n";
 586 }
 587
 588
 589
 590
 591 /* -------------------- MAIN ------------------------ */
 592
 593 /* get globals */
 594 sqgetGlobalVar('username', $username, SQ_SESSION);
 595 sqgetGlobalVar('key', $key, SQ_COOKIE);
 596 sqgetGlobalVar('delimiter', $delimiter, SQ_SESSION);
 597 sqgetGlobalVar('onetimepad', $onetimepad, SQ_SESSION);
 598
 599 sqgetGlobalVar('fold', $fold, SQ_GET);
 600 sqgetGlobalVar('unfold', $unfold, SQ_GET);
 601
 602 /* end globals */
 603
 604 // open a connection on the imap port (143)
 605 $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 10); // the 10 is to hide the output
 606
 607 /**
 608  * Using stristr since older preferences may contain "None" and "none".
 609  */
 610 if (isset($left_refresh) && ($left_refresh != '') &&
 611     !stristr($left_refresh, 'none')){
 612     $xtra =  "\n<meta http-equiv=\"Expires\" content=\"Thu, 01 Dec 1994 16:00:00 GMT\" />\n" .
 613              "<meta http-equiv=\"Pragma\" content=\"no-cache\" />\n".
 614              "<meta http-equiv=\"REFRESH\" content=\"$left_refresh;URL=left_main.php\" />\n";
 615 } else {
 616     $xtra = '';
 617 }
 618
 619 /**
 620  * $advanced_tree and $oldway are boolean vars which are default set to default
 621  * SM behaviour.
 622  * Setting $oldway to false causes left_main.php to use the new experimental
 623  * way of getting the mailbox-tree.
 624  * Setting $advanced tree to true causes SM to display a experimental
 625  * mailbox-tree with dhtml behaviour.
 626  * It only works on browsers which supports css and javascript. The used
 627  * javascript is experimental and doesn't support all browsers.
 628  * It has been tested on IE6 an Konquerer 3.0.0-2.
 629  * It is now tested and working on: (please test and update this list)
 630  * Windows: IE 5.5 SP2, IE 6 SP1, Gecko based (Mozilla, Firebird) and Opera7
 631  * XWindow: ?
 632  * Mac: ?
 633  * In the function ListAdvancedBoxes there is another var $use_folder_images.
 634  * setting this to true is only usefull if the images exists in ../images.
 635  *
 636  * Feel free to experiment with the code and report bugs and enhancements
 637  * to marc@its-projects.nl
 638  **/
 639
 640 /* set this to true if you want to see a nicer mailboxtree */
 641 if (! isset($advanced_tree) || $advanced_tree=="" ) {
 642     $advanced_tree=false;
 643 }
 644 /* default SM behaviour */
 645 if (! isset($oldway) || $oldway=="" ) {
 646     $oldway=false;
 647 }
 648
 649 if ($advanced_tree) {
 650 $xtra .= '<script language="Javascript" type="text/javascript">'."\n".
 651 '<!--'."\n".
 652 '    function preload() {'."\n".
 653 '      if (document.images) {'."\n".
 654 '        var treeImages = new Array;'."\n".
 655 '        var arguments = preload.arguments;'."\n".
 656 '        for (var i = 0; i<arguments.length; i++) {'."\n".
 657 '          treeImages[i] = new Image();'."\n".
 658 '          treeImages[i].src = arguments[i];'."\n".
 659 '        }'."\n".
 660 '      }'."\n".
 661 '    }'."\n".
 662 'var vTreeImg;'."\n".
 663 'var vTreeDiv;'."\n".
 664 'var vTreeSrc;'."\n".
 665 '    function fTreeTimeout() {'."\n".
 666 '      if (vTreeDiv.readyState == "complete")'."\n".
 667 '        vTreeImg.src = vTreeSrc;'."\n".
 668 '      else'."\n".
 669 '        setTimeout("fTreeTimeout()", 100);'."\n".
 670 '    }'."\n".
 671 '    function hidechilds(img) {'."\n".
 672 '      id = img.id + ".0000";'."\n".
 673 '      form_id = "mbx[" + img.id +"F]";'."\n".
 674 '      if (document.all) { //IE, Opera7'."\n".
 675 '        div = document.all[id];'."\n".
 676 '        if (div) {'."\n".
 677 '           if (div.style.display == "none") {'."\n".
 678 '              vTreeSrc = "../images/minus.png";'."\n".
 679 '              style = "block";'."\n".
 680 '              value = 0;'."\n".
 681 '           }'."\n".
 682 '           else {'."\n".
 683 '              vTreeSrc = "../images/plus.png";'."\n".
 684 '              style = "none";'."\n".
 685 '              value = 1;'."\n".
 686 '           }'."\n".
 687 '           vTreeImg = img;'."\n".
 688 '           vTreeDiv = div;'."\n".
 689 '           if (typeof vTreeDiv.readyState != "undefined") //IE'."\n".
 690 '              setTimeout("fTreeTimeout()",100);'."\n".
 691 '           else //Non IE'."\n".
 692 '              vTreeImg.src = vTreeSrc;'."\n".
 693 '           div.style.display = style;'."\n".
 694 '           document.all[form_id].value = value;'."\n".
 695 '        }'."\n".
 696 '      }'."\n".
 697 '      else if (document.getElementById) { //Gecko'."\n".
 698 '        div = document.getElementById(id);'."\n".
 699 '        if (div) {'."\n".
 700 '           if (div.style.display == "none") {'."\n".
 701 '              src = "../images/minus.png";'."\n".
 702 '              style = "block";'."\n".
 703 '              value = 0;'."\n".
 704 '           }'."\n".
 705 '           else {'."\n".
 706 '              src = "../images/plus.png";'."\n".
 707 '              style = "none";'."\n".
 708 '              value = 1;'."\n".
 709 '           }'."\n".
 710 '           div.style.display = style;'."\n".
 711 '           img.src = src;'."\n".
 712 '           document.getElementById(form_id).value = value;'."\n".
 713 '        }'."\n".
 714 '      }'."\n".
 715 '    }'."\n".
 716 '   function buttonover(el,on) {'."\n".
 717 '      if (!on) {'."\n".
 718 "//         el.style.borderColor=\"$color[9]\";}\n".
 719 "         el.style.background=\"$color[0]\";}\n".
 720 '      else {'."\n".
 721 "         el.style.background=\"$color[9]\";}\n".
 722 '   }'."\n".
 723 '   function buttonclick(el,on) {'."\n".
 724 '      if (!on) {'."\n".
 725 '         el.style.border="groove";}'."\n".
 726 '      else {'."\n".
 727 '         el.style.border="ridge";}'."\n".
 728 '   }'."\n".
 729 '   function hideframe(hide) {'."\n".
 730 '      left_size = "' . $left_size . '";'."\n".
 731 '      if (document.all) {'."\n".
 732 '        masterf = window.parent.document.all["fs1"];'."\n".
 733 '        leftf = window.parent.document.all["left"];'."\n".
 734 '        leftcontent = document.all["leftframe"];'."\n".
 735 '        leftbutton = document.all["showf"];'."\n".
 736 '      } else if (document.getElementById) {'."\n".
 737 '        masterf = window.parent.document.getElementById("fs1");'."\n".
 738 '        leftf = window.parent.document.getElementById("left");'."\n".
 739 '        leftcontent = document.getElementById("leftframe");'."\n".
 740 '        leftbutton = document.getElementById("showf");'."\n".
 741 '      } else {'."\n".
 742 '        return false;'."\n".
 743 '      }'."\n".
 744 '      if(hide) {'."\n".
 745 '         new_col = calc_col("20");'."\n".
 746 '         masterf.cols = new_col;'."\n".
 747 '         document.body.scrollLeft=0;'."\n".
 748 '         document.body.style.overflow="hidden";'."\n".
 749 '         leftcontent.style.display = "none";'."\n".
 750 '         leftbutton.style.display="block";'."\n".
 751 '      } else {'."\n".
 752 '         masterf.cols = calc_col(left_size);'."\n".
 753 '         document.body.style.overflow="";'."\n".
 754 '         leftbutton.style.display="none";'."\n".
 755 '         leftcontent.style.display="block";'."\n".
 756 '      }'."\n".
 757 '   }'."\n".
 758 '   function calc_col(c_w) {'."\n";
 759
 760    if ($location_of_bar == 'right') {
 761        $xtra .= '     right=true;';
 762    } else {
 763        $xtra .= '     right=false;';
 764    }
 765    $xtra .= "\n";
 766
 767 $xtra .= 'if (right) {'."\n".
 768 "         new_col = '*,'+c_w;"."\n".
 769 '     } else {'."\n".
 770 "         new_col = c_w+',*';"."\n".
 771 '     }'."\n".
 772 '     return new_col;'."\n".
 773 '   }'."\n".
 774 '   function resizeframe(direction) {'."\n".
 775 '     if (document.all) {'."\n".
 776 '        masterf = window.parent.document.all["fs1"];'."\n".
 777 '     } else if (document.getElementById) {'."\n".
 778 '        window.parent.document.getElementById("fs1");'."\n".
 779 '     } else {'."\n".
 780 '        return false;'."\n".
 781 '     }'."\n";
 782
 783    if ($location_of_bar == 'right') {
 784        $xtra .= '  colPat=/^\*,(\d+)$/;';
 785    } else {
 786        $xtra .= '  colPat=/^(\d+),.*$/;';
 787    }
 788    $xtra .= "\n";
 789
 790 $xtra .= 'old_col = masterf.cols;'."\n".
 791 '     colPat.exec(old_col);'."\n".
 792 '     if (direction) {'."\n".
 793 '        new_col_width = parseInt(RegExp.$1) + 25;'."\n".
 794 '     } else {'."\n".
 795 '        if (parseInt(RegExp.$1) > 35) {'."\n".
 796 '           new_col_width = parseInt(RegExp.$1) - 25;'."\n".
 797 '        }'."\n".
 798 '     }'."\n".
 799 '     masterf.cols = calc_col(new_col_width);'."\n".
 800 '   }'."\n".
 801 '//-->'."\n".
 802 '</script>'."\n";
 803
 804 /* style definitions */
 805
 806 $xtra .= '<style type="text/css">'."\n".
 807 '<!--'."\n".
 808 '  body {'."\n".
 809 '     margin: 0px 0px 0px 0px;'."\n".
 810 '     padding: 5px 5px 5px 5px;'."\n".
 811 '  }'."\n".
 812 '  .button {'."\n".
 813 '     border:outset;'."\n".
 814 "     border-color: $color[9];\n".
 815 "     background:$color[0];\n".
 816 "     color:$color[6];\n".
 817 '     width:99%;'."\n".
 818 '     heigth:99%;'."\n".
 819 '  }'."\n".
 820 '  .mbx_par {'."\n".
 821 '     font-size:1.0em;'."\n".
 822 '     margin-left:4px;'."\n".
 823 '     margin-right:0px;'."\n".
 824 '  }'."\n".
 825 '  a.mbx_link {'."\n".
 826 '      text-decoration: none;'."\n".
 827 "      background-color: $color[0];\n".
 828 '      display: inline;'."\n".
 829 '  }'."\n".
 830 '  a:hover.mbx_link {'."\n".
 831 "      background-color: $color[9];\n".
 832 '  }'."\n".
 833 '  a.mbx_link img {'."\n".
 834 '      border-style: none;'."\n".
 835 '  }'."\n".
 836 '  .mbx_sub {'."\n".
 837 '     padding-left:5px;'."\n".
 838 '     padding-right:0px;'."\n".
 839 '     margin-left:4px;'."\n".
 840 '     margin-right:0px;'."\n".
 841 '     font-size:0.9em;'."\n".
 842 '  }'."\n".
 843 '  .par_area {'."\n".
 844 '     margin-top:0px;'."\n".
 845 '     margin-left:4px;'."\n".
 846 '     margin-right:0px;'."\n".
 847 '     padding-left:10px;'."\n".
 848 '     padding-bottom:5px;'."\n".
 849 '     border-left: solid;'."\n".
 850 '     border-left-width:0.1em;'."\n".
 851 "     border-left-color:$color[9];\n".
 852 '     border-bottom: solid;'."\n".
 853 '     border-bottom-width:0.1em;'."\n".
 854 "     border-bottom-color:$color[9];\n".
 855 '     display: block;'."\n".
 856 '  }'."\n".
 857 '  .mailboxes {'."\n".
 858 '     padding-bottom:3px;'."\n".
 859 '     margin-right:4px;'."\n".
 860 '     padding-right:4px;'."\n".
 861 '     margin-left:4px;'."\n".
 862 '     padding-left:4px;'."\n".
 863 '     border: groove;'."\n".
 864 '     border-width:0.1em;'."\n".
 865 "     border-color:$color[9];\n".
 866 "     background: $color[0];\n".
 867 '  }'."\n".
 868 '-->'."\n".
 869 '</style>'."\n";
 870 }
 871
 872 displayHtmlHeader( 'SquirrelMail', $xtra );
 873 sqgetGlobalVar('auto_create_done',$auto_create_done,SQ_SESSION);
 874 /* If requested and not yet complete, attempt to autocreate folders. */
 875 if ($auto_create_special && !isset($auto_create_done)) {
 876     $autocreate = array($sent_folder, $trash_folder, $draft_folder);
 877     foreach( $autocreate as $folder ) {
 878         if (($folder != '') && ($folder != 'none')) {
 879             if ( !sqimap_mailbox_exists($imapConnection, $folder)) {
 880                 sqimap_mailbox_create($imapConnection, $folder, '');
 881             } else {
 882                 // check for subscription is useless and expensive, just
 883                 // surpress the NO response. Unless we're on Mecury, which
 884                 // will just subscribe a folder again if it's already
 885                 // subscribed.
 886                 if ( strtolower($imap_server_type) != 'mercury32' ||
 887                     !sqimap_mailbox_is_subscribed($imapConnection, $folder) ) {
 888                     sqimap_subscribe($imapConnection, $folder, false);
 889                 }
 890             }
 891         }
 892     }
 893
 894     /* Let the world know that autocreation is complete! Hurrah! */
 895     $auto_create_done = TRUE;
 896     sqsession_register($auto_create_done, 'auto_create_done');
 897 }
 898
 899 if ($advanced_tree) {
 900     echo "\n<body" .
 901             ' onload="preload(\'../images/minus.png\',\'../images/plus.png\')"' .
 902             " bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 903 } else {
 904     echo "\n<body bgcolor=\"$color[3]\" text=\"$color[6]\" link=\"$color[6]\" vlink=\"$color[6]\" alink=\"$color[6]\">\n";
 905 }
 906
 907 do_hook('left_main_before');
 908 if ($advanced_tree) {
 909    /* nice future feature, needs layout !! volunteers?   */
 910    $right_pos = $left_size - 20;
 911 /*   echo '<div style="position:absolute;top:0;border=solid;border-width:0.1em;border-color:blue;"><div id="hidef" style="width=20;font-size:12"><a href="javascript:hideframe(true)"><b>&lt;&lt;</b></a></div>';
 912    echo '<div id="showf" style="width=20;font-size:12;display:none;"><a href="javascript:hideframe(false)"><b>&gt;&gt;</b></a></div>';
 913    echo '<div id="incrf" style="width=20;font-size:12"><a href="javascript:resizeframe(true)"><b>&gt;</b></a></div>';
 914    echo '<div id="decrf" style="width=20;font-size:12"><a href="javascript:resizeframe(false)"><b>&lt;</b></a></div></div>';
 915    echo '<div id="leftframe"><br /><br />';*/
 916 }
 917
 918 echo "\n\n" . html_tag( 'table', '', 'left', '', 'border="0" cellspacing="0" cellpadding="0" width="99%"' ) .
 919     html_tag( 'tr' ) .
 920     html_tag( 'td', '', 'left' ) .
 921     html_tag( 'table', '', '', '', 'border="0" cellspacing="0" cellpadding="0" width="98%"' ) .
 922     html_tag( 'tr' ) .
 923     html_tag( 'td', '', 'center' ) .
 924     '<font size="4"><b>'. _("Folders") . "</b><br /></font>\n\n";
 925
 926 if ($date_format != 6) {
 927     /* First, display the clock. */
 928     if ($hour_format == 1) {
 929         $hr = 'H:i';
 930         if ($date_format == 4) {
 931             $hr .= ':s';
 932         }
 933     } else {
 934         if ($date_format == 4) {
 935             $hr = 'g:i:s a';
 936         } else {
 937             $hr = 'g:i a';
 938         }
 939     }
 940
 941     switch( $date_format ) {
 942     case 0:
 943         $clk = date('Y-m-d '.$hr. ' T', time());
 944         break;
 945     case 1:
 946         $clk = date('m/d/y '.$hr, time());
 947         break;
 948     case 2:
 949         $clk = date('d/m/y '.$hr, time());
 950         break;
 951     case 4:
 952     case 5:
 953         $clk = date($hr, time());
 954         break;
 955     default:
 956         $clk = getDayAbrv( date( 'w', time() ) ) . date( ', ' . $hr, time() );
 957     }
 958     $clk = str_replace(' ','&nbsp;',$clk);
 959
 960     echo '<small><span style="white-space: nowrap;">'
 961        . str_replace(' ', '&nbsp;', _("Last Refresh"))
 962        . ":</span><br /><span style=\"white-space: nowrap;\">$clk</span></small><br />";
 963 }
 964
 965 /* Next, display the refresh button. */
 966 echo '<div style="white-space: nowrap;"><small>[<a href="../src/left_main.php" target="left">'.
 967      _("Check mail") . '</a>]</small></div></td></tr></table><br />';
 968
 969 /* Lastly, display the folder list. */
 970 if ( $collapse_folders ) {
 971     /* If directed, collapse or uncollapse a folder. */
 972     if (isset($fold)) {
 973         setPref($data_dir, $username, 'collapse_folder_' . $fold, SM_BOX_COLLAPSED);
 974     } else if (isset($unfold)) {
 975         setPref($data_dir, $username, 'collapse_folder_' . $unfold, SM_BOX_UNCOLLAPSED);
 976     }
 977 }
 978
 979 /* Get unseen/total display prefs */
 980 $unseen_type = getPref( $data_dir , $username , 'unseen_type' );
 981 $unseen_notify = getPref( $data_dir , $username , 'unseen_notify' );
 982
 983 if (!isset($unseen_type) || empty($unseen_type)) {
 984     if (isset($default_unseen_type) && !empty($default_unseen_type)) {
 985         $unseen_type = $default_unseen_type;
 986     } else {
 987         $unseen_type = 1;
 988     }
 989 }
 990
 991 if (!isset($unseen_notify) || empty($unseen_notify)) {
 992     if (isset($default_unseen_notify) && !empty($default_unseen_notify)) {
 993         $unseen_notify = $default_unseen_notify;
 994     } else {
 995         $unseen_notify = 0;
 996     }
 997 }
 998
 999 if ($oldway) {  /* normal behaviour SM */
1000
1001 $boxes = sqimap_mailbox_list($imapConnection);
1002 /* Prepare do do out collapsedness and visibility computation. */
1003 $curbox = 0;
1004 $boxcount = count($boxes);
1005
1006 /* Compute the collapsedness and visibility of each box. */
1007
1008 while ($curbox < $boxcount) {
1009     $boxes[$curbox]['visible'] = TRUE;
1010     compute_folder_children($curbox, $boxcount);
1011 }
1012
1013 for ($i = 0; $i < count($boxes); $i++) {
1014     if ( $boxes[$i]['visible'] ) {
1015         $mailbox = $boxes[$i]['formatted'];
1016         $mblevel = substr_count($boxes[$i]['unformatted'], $delimiter) + 1;
1017
1018         /* Create the prefix for the folder name and link. */
1019         $prefix = str_repeat('  ',$mblevel);
1020         if (isset($collapse_folders) && $collapse_folders && $boxes[$i]['parent']) {
1021             $prefix = str_replace(' ','&nbsp;',substr($prefix,0,strlen($prefix)-2)).
1022                       create_collapse_link($i) . '&nbsp;';
1023         } else {
1024             $prefix = str_replace(' ','&nbsp;',$prefix);
1025         }
1026         $line = "<span style=\"white-space: nowrap;\"><tt>$prefix</tt>";
1027
1028         /* Add the folder name and link. */
1029         if (! isset($color[15])) {
1030             $color[15] = $color[6];
1031         }
1032
1033         if (in_array('noselect', $boxes[$i]['flags'])) {
1034             if( isSpecialMailbox( $boxes[$i]['unformatted']) ) {
1035                 $line .= "<font color=\"$color[11]\">";
1036             } else {
1037                 $line .= "<font color=\"$color[15]\">";
1038             }
1039             if (ereg("^( *)([^ ]*)", $mailbox, $regs)) {
1040                 $mailbox = str_replace('&nbsp;','',$mailbox);
1041                 $line .= str_replace(' ', '&nbsp;', $mailbox);
1042             }
1043             $line .= '</font>';
1044         } else {
1045             $line .= formatMailboxName($imapConnection, $boxes[$i]);
1046         }
1047
1048         /* Put the final touches on our folder line. */
1049         $line .= "</span><br />\n";
1050
1051         /* Output the line for this folder. */
1052         echo $line;
1053     }
1054 }
1055 } else {  /* expiremental code */
1056     $boxes = sqimap_mailbox_tree($imapConnection);
1057     if (isset($advanced_tree) && $advanced_tree) {
1058         echo '<form name="collapse" action="left_main.php" method="post" ' .
1059              'enctype="multipart/form-data"'."\n";
1060         echo '<small>';
1061         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 />';
1062         echo '<div id="mailboxes" class="mailboxes">'."\n\n";
1063         sqgetGlobalVar('mbx', $mbx, SQ_POST);
1064         if (!isset($mbx)) $mbx=NULL;
1065         ListAdvancedBoxes($boxes, $mbx);
1066         echo '</div>';
1067         echo '</small>';
1068         echo '</form>'."\n";
1069     } else {
1070         //sqimap_get_status_mbx_tree($imap_stream,$boxes)
1071         ListBoxes($boxes);
1072     }
1073 } /* if ($oldway) else ... */
1074 do_hook('left_main_after');
1075 sqimap_logout($imapConnection);
1076
1077 ?>
1078 </td></tr></table>
1079 </body></html>