+ /**********************************/
+ /* END OF FUNCTION - BACK TO MAIN */
+ /**********************************/
+
+ if (isset($left_refresh) && ($left_refresh != 'None') && ($left_refresh != '')) {
+ echo "<META HTTP-EQUIV=\"Expires\" CONTENT=\"Thu, 01 Dec 1994 16:00:00 GMT\">\n";
+ echo "<META HTTP-EQUIV=\"Pragma\" CONTENT=\"no-cache\">\n";
+ echo "<META HTTP-EQUIV=\"REFRESH\" CONTENT=\"$left_refresh;URL=left_main.php\">\n";
+ }
+
+ echo "\n<BODY BGCOLOR=\"$color[3]\" TEXT=\"$color[6]\" LINK=\"$color[6]\" VLINK=\"$color[6]\" ALINK=\"$color[6]\">\n";
+
+ do_hook("left_main_before");
+
+ $boxes = sqimap_mailbox_list($imapConnection);
+
+ echo '<CENTER><FONT SIZE=4><B>';
+ echo _("Folders") . "</B><BR></FONT>\n\n";
+
+ if($date_format != 6) {
+ /* First, display the clock. */
+ if ($hour_format == 1) {
+ if ($date_format == 4) {
+ $hr = "G:i:s";
+ } else {
+ $hr = "G:i";
+ }
+ } else {
+ if ($date_format == 4) {
+ $hr = "g:i:s a";
+ } else {
+ $hr = "g:i a";
+ }
+ }
+
+ switch( $date_format ) {
+ case 1:
+ $clk = date("m/d/y ".$hr, time());
+ break;
+ case 2:
+ $clk = date("d/m/y ".$hr, time());
+ break;
+ case 4:
+ case 5:
+ $clk = date($hr, time());
+ break;
+ default:
+ $clk = date("D, ".$hr, time());
+ }
+ $clk = str_replace(' ',' ',$clk);
+
+ echo '<CENTER><SMALL>' . str_replace(' ',' ',_("Last Refresh"))
+ . ": $clk</SMALL></CENTER>";
+ }
+
+ /* Next, display the refresh button. */
+ echo '<SMALL>(<A HREF="../src/left_main.php" TARGET="left">';
+ echo _("refresh folder list");
+ echo '</A>)</SMALL></CENTER><BR>';
+ $delimeter = sqimap_get_delimiter($imapConnection);
+
+ /* Lastly, display the folder list. */
+ if (isset($collapse_folders) && $collapse_folders) {
+ /* If directed, collapse or uncollapse a folder. */
+ if (isset($fold)) {
+ setPref($data_dir, $username, 'collapse_folder_' . $fold, SM_BOX_COLLAPSED);
+ } else if (isset($unfold)) {
+ setPref($data_dir, $username, 'collapse_folder_' . $unfold, $SM_BOX_UNCOLLAPSED);
+ }
+ }
+
+ /* Prepare do do out collapsedness and visibility computation. */
+ $curbox = 0;
+ $boxcount = count($boxes);
+
+ /* Compute the collapsedness and visibility of each box. */
+ while ($curbox < $boxcount) {
+ $boxes[$curbox]['visible'] = true;
+ compute_folder_children($curbox, $boxcount);
+ }
+
+ for ($i = 0;$i < count($boxes); $i++) {
+ if ($boxes[$i]['visible'] == true) {
+ $mailbox = $boxes[$i]['formatted'];
+ $mblevel = substr_count($boxes[$i]['unformatted'], $delimeter) + 1;
+
+ /* Create the prefix for the folder name and link. */
+ $prefix = str_repeat(' ',$mblevel);
+ if (isset($collapse_folders) && $collapse_folders && $boxes[$i]['parent']) {
+ $prefix = str_replace(' ',' ',substr($prefix,0,strlen($prefix)-2));
+ $prefix .= create_collapse_link($i) . ' ';
+ } else {
+ $prefix = str_replace(' ',' ',$prefix);
+ }
+ $line = "<NOBR><TT>$prefix</TT>";
+
+ /* Add the folder name and link. */
+ if (in_array('noselect', $boxes[$i]['flags'])) {
+ $line .= "<FONT COLOR=\"$color[10]\">";
+ if (ereg("^( *)([^ ]*)", $mailbox, $regs)) {
+ $mailbox = str_replace(' ','',$mailbox);
+ $line .= str_replace(' ', ' ', $mailbox);
+ }
+ $line .= '</FONT>';
+ } else {
+ $line .= formatMailboxName($imapConnection, $boxes[$i], $delimeter);
+ }
+
+ /* Put the final touches on our folder line. */
+ $line .= "</NOBR><BR>\n";
+
+ /* Output the line for this folder. */
+ echo $line;
+ }
+ }
+ sqimap_logout($imapConnection);
+ do_hook("left_main_after");
+
+ /**
+ * Create the link for a parent folder that will allow that
+ * parent folder to either be collapsed or expaned, as is
+ * currently appropriate.
+ */
+ function create_collapse_link($boxnum) {
+ global $boxes;
+ $mailbox = urlencode($boxes[$boxnum]['unformatted']);
+
+ /* Create the link for this collapse link. */
+ $link = '<a target="left" style="text-decoration:none" ';
+ $link .= 'href="left_main.php?';
+ if ($boxes[$boxnum]['collapse'] == SM_BOX_COLLAPSED) {
+ $link .= "unfold=$mailbox\">+";
+ } else {
+ $link .= "fold=$mailbox\">-";
+ }
+ $link .= '</a>';
+
+ /* Return the finished product. */
+ return ($link);
+ }
+
+ /**
+ * This simple function checks if a box is another box's parent.
+ */
+ function is_parent_box($curbox_name, $parbox_name) {
+ global $delimeter;
+
+ /* Extract the name of the parent of the current box. */
+ $curparts = explode($delimeter, $curbox_name);
+ $curname = array_pop($curparts);
+ $actual_parname = implode($delimeter, $curparts);
+ $actual_parname = substr($actual_parname,0,strlen($parbox_name));
+
+ /* Compare the actual with the given parent name. */
+ return ($parbox_name == $actual_parname);
+ }
+
+ /**
+ * Recursive function that computes the collapsed status and parent
+ * (or not parent) status of this box, and the visiblity and collapsed
+ * status and parent (or not parent) status for all children boxes.
+ */
+ function compute_folder_children(&$parbox, $boxcount) {
+ global $boxes, $data_dir, $username;
+ $nextbox = $parbox + 1;
+
+ /* Retreive the name for the parent box. */
+ $parbox_name = $boxes[$parbox]['unformatted'];
+
+ /* 'Initialize' this parent box to childless. */
+ $boxes[$parbox]['parent'] = false;
+
+ /* Compute the collapse status for this box. */
+ $collapse = 0;
+ $collapse = getPref($data_dir, $username, 'collapse_folder_' . $parbox_name);
+ $collapse = ($collapse == '' ? SM_BOX_UNCOLLAPSED : $collapse);
+ $boxes[$parbox]['collapse'] = $collapse;
+
+ /* Otherwise, get the name of the next box. */
+ if (isset($boxes[$nextbox]['unformatted']))
+ $nextbox_name = $boxes[$nextbox]['unformatted'];
+ else
+ $nextbox_name = '';
+
+ /* Compute any children boxes for this box. */
+ while (($nextbox < $boxcount) &&
+ (is_parent_box($boxes[$nextbox]['unformatted'], $parbox_name))) {
+
+ /* Note that this 'parent' box has at least one child. */
+ $boxes[$parbox]['parent'] = true;
+
+ /* Compute the visiblity of this box. */
+ if ($boxes[$parbox]['visible'] &&
+ ($boxes[$parbox]['collapse'] != SM_BOX_COLLAPSED)) {
+ $boxes[$nextbox]['visible'] = true;
+ } else {
+ $boxes[$nextbox]['visible'] = false;
+ }
+
+ /* Compute the visibility of any child boxes. */
+ compute_folder_children($nextbox, $boxcount);
+ }