function displaydir($wdir)
{
// $wdir == / or /a or /a/b/c/d etc
global $basedir;
global $id;
global $qid;
global $USER, $CFG;
global $choose;
$fullpath = $basedir . $wdir;
$dirlist = array();
$directory = opendir($fullpath);
// Find all files
while (false !== ($file = readdir($directory))) {
if ($file == "." || $file == "..") {
continue;
}
if (is_dir($fullpath . "/" . $file)) {
$dirlist[] = $file;
} else {
$filelist[] = $file;
}
}
closedir($directory);
$strname = get_string("name");
$strsize = get_string("size");
$strmodified = get_string("modified");
$straction = get_string("action");
$strmakeafolder = get_string("makeafolder");
$struploadafile = get_string("uploadafile");
$strselectall = get_string("selectall");
$strselectnone = get_string("deselectall");
$strwithchosenfiles = get_string("withchosenfiles");
$strmovetoanotherfolder = get_string("movetoanotherfolder");
$strmovefilestohere = get_string("movefilestohere");
$strdeletecompletely = get_string("deletecompletely");
$strcreateziparchive = get_string("createziparchive");
$strrename = get_string("rename");
$stredit = get_string("edit");
$strunzip = get_string("unzip");
$strlist = get_string("list");
$strrestore = get_string("restore");
$strchoose = get_string("choose");
$strfolder = get_string("folder");
$strfile = get_string("file");
echo "<form action=\"files.php\" method=\"post\" id=\"dirform\">";
echo "<div>";
echo '<input type="hidden" name="choose" value="' . $choose . '" />';
// echo "<hr align=\"center\" noshade=\"noshade\" size=\"1\" />";
echo "<hr/>";
echo "<table border=\"0\" cellspacing=\"2\" cellpadding=\"2\" width=\"640\" class=\"files\">";
echo "<tr>";
echo "<th scope=\"col\"></th>";
echo "<th class=\"header name\" scope=\"col\">{$strname}</th>";
echo "<th class=\"header size\" scope=\"col\">{$strsize}</th>";
echo "<th class=\"header date\" scope=\"col\">{$strmodified}</th>";
echo "<th class=\"header commands\" scope=\"col\">{$straction}</th>";
echo "</tr>\n";
if ($wdir != "/") {
$dirlist[] = '..';
}
$count = 0;
if (!empty($dirlist)) {
asort($dirlist);
foreach ($dirlist as $dir) {
echo "<tr class=\"folder\">";
if ($dir == '..') {
//only display parent if we are not in root of question
if ($qid == -1) {
$tempstr = webwork_get_tmp_path() . '/';
} else {
$tempstr = WWQUESTION_ROOTDIR . '/' . $qid . '/';
}
if ($tempstr != $wdir) {
$fileurl = rawurlencode(dirname($wdir));
print_cell();
// alt attribute intentionally empty to prevent repetition in screen reader
print_cell('left', '<a href="files.php?id=' . $id . '&qid=' . $qid . '&wdir=' . $fileurl . '&choose=' . $choose . '"><img src="' . $CFG->pixpath . '/f/parent.gif" class="icon" alt="" /> ' . get_string('parentfolder') . '</a>', 'name');
print_cell();
print_cell();
print_cell();
}
} else {
$count++;
$filename = $fullpath . "/" . $dir;
$fileurl = rawurlencode($wdir . "/" . $dir);
$filesafe = rawurlencode($dir);
$filesize = display_size(get_directory_size("{$fullpath}/{$dir}"));
$filedate = userdate(filemtime($filename), "%d %b %Y, %I:%M %p");
print_cell("center", "<input type=\"checkbox\" name=\"file{$count}\" value=\"{$fileurl}\" />", 'checkbox');
print_cell("left", "<a href=\"files.php?id={$id}&qid={$qid}&wdir={$fileurl}&choose={$choose}\"><img src=\"{$CFG->pixpath}/f/folder.gif\" class=\"icon\" alt=\"{$strfolder}\" /> " . htmlspecialchars($dir) . "</a>", 'name');
print_cell("right", $filesize, 'size');
print_cell("right", $filedate, 'date');
print_cell("right", "<a href=\"files.php?id={$id}&qid={$qid}&wdir={$wdir}&file={$filesafe}&action=rename&choose={$choose}\">{$strrename}</a>", 'commands');
}
echo "</tr>";
}
}
if (!empty($filelist)) {
asort($filelist);
foreach ($filelist as $file) {
$icon = mimeinfo("icon", $file);
$count++;
$filename = $fullpath . "/" . $file;
$fileurl = trim($wdir, "/") . "/{$file}";
$filesafe = rawurlencode($file);
$fileurlsafe = rawurlencode($fileurl);
$filedate = userdate(filemtime($filename), "%d %b %Y, %I:%M %p");
$selectfile = trim($fileurl, "/");
echo "<tr class=\"file\">";
print_cell("center", "<input type=\"checkbox\" name=\"file{$count}\" value=\"{$fileurl}\" />", 'checkbox');
echo "<td align=\"left\" style=\"white-space:nowrap\" class=\"name\">";
if ($CFG->slasharguments) {
$ffurl = str_replace('//', '/', "/file.php/{$fileurl}");
} else {
$ffurl = str_replace('//', '/', "/file.php?file=/{$fileurl}");
}
link_to_popup_window($ffurl, "display", "<img src=\"{$CFG->pixpath}/f/{$icon}\" class=\"icon\" alt=\"{$strfile}\" /> " . htmlspecialchars($file), 480, 640);
echo "</td>";
$file_size = filesize($filename);
print_cell("right", display_size($file_size), 'size');
print_cell("right", $filedate, 'date');
if ($choose) {
$edittext = "<strong><a onclick=\"return set_value('{$selectfile}')\" href=\"#\">{$strchoose}</a></strong> ";
} else {
$edittext = '';
}
if ($icon == "text.gif" || $icon == "html.gif") {
$edittext .= "<a href=\"files.php?id={$id}&qid={$qid}&wdir={$wdir}&file={$fileurl}&action=edit&choose={$choose}\">{$stredit}</a>";
} else {
if ($icon == "zip.gif") {
$edittext .= "<a href=\"files.php?id={$id}&qid={$qid}&wdir={$wdir}&file={$fileurl}&action=unzip&sesskey={$USER->sesskey}&choose={$choose}\">{$strunzip}</a> ";
$edittext .= "<a href=\"files.php?id={$id}&qid={$qid}&wdir={$wdir}&file={$fileurl}&action=listzip&sesskey={$USER->sesskey}&choose={$choose}\">{$strlist}</a> ";
if (!empty($CFG->backup_version) and has_capability('moodle/site:restore', get_context_instance(CONTEXT_COURSE, $id))) {
$edittext .= "<a href=\"files.php?id={$id}&qid={$qid}&wdir={$wdir}&file={$filesafe}&action=restore&sesskey={$USER->sesskey}&choose={$choose}\">{$strrestore}</a> ";
}
}
}
print_cell("right", "{$edittext} <a href=\"files.php?id={$id}&qid={$qid}&wdir={$wdir}&file={$filesafe}&action=rename&choose={$choose}\">{$strrename}</a>", 'commands');
echo "</tr>";
}
}
echo "</table>";
echo "<hr />";
//echo "<hr width=\"640\" align=\"center\" noshade=\"noshade\" size=\"1\" />";
echo "<table border=\"0\" cellspacing=\"2\" cellpadding=\"2\" width=\"640\">";
echo "<tr><td>";
echo "<input type=\"hidden\" name=\"id\" value=\"{$id}\" />";
echo " <input type=\"hidden\" name=\"qid\" value=\"{$qid}\" />";
echo '<input type="hidden" name="choose" value="' . $choose . '" />';
echo "<input type=\"hidden\" name=\"wdir\" value=\"{$wdir}\" /> ";
echo "<input type=\"hidden\" name=\"sesskey\" value=\"{$USER->sesskey}\" />";
$options = array("move" => "{$strmovetoanotherfolder}", "delete" => "{$strdeletecompletely}", "zip" => "{$strcreateziparchive}");
if (!empty($count)) {
choose_from_menu($options, "action", "", "{$strwithchosenfiles}...", "javascript:getElementById('dirform').submit()");
}
echo "</td></tr></table>";
echo "</div>";
echo "</form>";
echo "<table border=\"0\" cellspacing=\"2\" cellpadding=\"2\" width=\"640\"><tr>";
echo "<td align=\"center\">";
if (!empty($USER->fileop) and $USER->fileop == "move" and $USER->filesource != $wdir) {
echo "<form action=\"files.php\" method=\"get\">";
echo "<div>";
echo ' <input type="hidden" name="choose" value="' . $choose . '" />';
echo " <input type=\"hidden\" name=\"id\" value=\"{$id}\" />";
echo " <input type=\"hidden\" name=\"qid\" value=\"{$qid}\" />";
echo " <input type=\"hidden\" name=\"wdir\" value=\"{$wdir}\" />";
echo " <input type=\"hidden\" name=\"action\" value=\"paste\" />";
echo " <input type=\"hidden\" name=\"sesskey\" value=\"{$USER->sesskey}\" />";
echo " <input type=\"submit\" value=\"{$strmovefilestohere}\" />";
echo "</div>";
echo "</form>";
}
echo "</td>";
echo "<td align=\"right\">";
echo "<form action=\"files.php\" method=\"get\">";
echo "<div>";
echo ' <input type="hidden" name="choose" value="' . $choose . '" />';
echo " <input type=\"hidden\" name=\"id\" value=\"{$id}\" />";
echo " <input type=\"hidden\" name=\"qid\" value=\"{$qid}\" />";
echo " <input type=\"hidden\" name=\"wdir\" value=\"{$wdir}\" />";
echo " <input type=\"hidden\" name=\"action\" value=\"makedir\" />";
echo " <input type=\"submit\" value=\"{$strmakeafolder}\" />";
echo "</div>";
echo "</form>";
echo "</td>";
echo "<td align=\"right\">";
echo "<form action=\"files.php\" method=\"get\">";
//dummy form - alignment only
echo "<fieldset class=\"invisiblefieldset\">";
echo " <input type=\"button\" value=\"{$strselectall}\" onclick=\"checkall();\" />";
echo " <input type=\"button\" value=\"{$strselectnone}\" onclick=\"uncheckall();\" />";
echo "</fieldset>";
echo "</form>";
echo "</td>";
echo "<td align=\"right\">";
echo "<form action=\"files.php\" method=\"get\">";
echo "<div>";
echo ' <input type="hidden" name="choose" value="' . $choose . '" />';
echo " <input type=\"hidden\" name=\"id\" value=\"{$id}\" />";
echo " <input type=\"hidden\" name=\"qid\" value=\"{$qid}\" />";
echo " <input type=\"hidden\" name=\"wdir\" value=\"{$wdir}\" />";
echo " <input type=\"hidden\" name=\"action\" value=\"upload\" />";
echo " <input type=\"submit\" value=\"{$struploadafile}\" />";
echo "</div>";
echo "</form>";
echo "</td></tr>";
echo "</table>";
echo "<hr/>";
//echo "<hr width=\"640\" align=\"center\" noshade=\"noshade\" size=\"1\" />";
}
function webwork_make_tmp_dir()
{
return make_upload_directory(webwork_get_tmp_path());
}