.
/**
* This page prvides the Administration -> ... -> Theme selector UI.
*/
require_once(dirname(__FILE__) . '/../config.php');
require_once($CFG->libdir . '/adminlib.php');
$choose = optional_param('choose', '', PARAM_FILE);
admin_externalpage_setup('themeselector');
unset($SESSION->theme);
if ($choose and confirm_sesskey()) {
// The user has chosen one theme from the list of all themes, show a
// 'You have chosen a new theme' confirmation page.
if (!is_dir($CFG->themedir .'/'. $choose)) {
print_error('themenotinstall');
}
set_config('theme', $choose);
admin_externalpage_print_header();
echo $OUTPUT->heading(get_string('themesaved'));
$readmehtml = $CFG->themedir . '/' . $choose . '/README.html';
$readmetxt = $CFG->themedir . '/' . $choose . '/README.txt';
if (is_readable($readmehtml)) {
echo $OUTPUT->box_start();
readfile($readmehtml);
echo $OUTPUT->box_end();
} else if (is_readable($readmetxt)) {
echo $OUTPUT->box_start();
$text = file_get_contents($readmetxt);
echo format_text($text, FORMAT_MOODLE);
echo $OUTPUT->box_end();
}
echo $OUTPUT->continue_button($CFG->wwwroot . '/' . $CFG->admin . '/index.php');
echo $OUTPUT->footer();
exit;
}
// Otherwise, show a list of themes.
admin_externalpage_print_header('themeselector');
echo $OUTPUT->heading(get_string('themes'));
$table = new html_table();
$table->id = 'adminthemeselector';
$table->head = array(get_string('theme'), get_string('info'));
$themes = get_plugin_list('theme');
$sesskey = sesskey();
foreach ($themes as $themename => $themedir) {
// Load the theme config.
try {
$theme = theme_config::load($themename);
} catch (coding_exception $e) {
// Bad theme, just skip it for now.
continue;
}
// Build the table row, and also a list of items to go in the second cell.
$row = array();
$infoitems = array();
// Preview link.
$infoitems['preview'] = '' . get_string('preview') . '';
// First cell (a preview) and also a link to the screenshot, if there is one.
$screenshotpath = '';
if (file_exists($theme->dir . '/screenshot.png')) {
$screenshotpath = $themename . '/screenshot.png';
} else if (file_exists($theme->dir . '/screenshot.jpg')) {
$screenshotpath = $themename . '/screenshot.jpg';
}
if ($screenshotpath) {
$infoitems['screenshot'] = '' .
get_string('screenshot') . '';
}
// Link to the themes's readme.
$readmeurl = '';
if (file_exists($theme->dir . '/README.html')) {
$readmeurl = $CFG->themewww .'/'. $themename .'/README.html';
} else if (file_exists($theme->dir . '/README.txt')) {
$readmeurl = $CFG->themewww .'/'. $themename .'/README.txt';
}
if ($readmeurl) {
$link = html_link::make($readmeurl, get_string('info'));
$link->add_action(new popup_action('click', $link->url, $themename));
$infoitems['readme'] = $OUTPUT->link($link);
}
// Contents of the first screenshot/preview cell.
if ($screenshotpath) {
$row[] = '';
} else {
$row[] = '';
}
// Contents of the second cell.
$infocell = $OUTPUT->heading($themename, 3);
if ($infoitems) {
$infocell .= "