function theme_include($file, $root = '')
{
// Make sure $root ends with a slash / if it's not blank
if ($root !== '' && $root[strlen($root) - 1] !== '/') {
$root = $root . '/';
}
$theme_info = App::$theme_info;
if (array_key_exists('extends', $theme_info)) {
$parent = $theme_info['extends'];
} else {
$parent = 'NOPATH';
}
$theme = Zotlabs\Render\Theme::current();
$thname = $theme[0];
$ext = substr($file, strrpos($file, '.') + 1);
$paths = array("{$root}view/theme/{$thname}/{$ext}/{$file}", "{$root}view/theme/{$parent}/{$ext}/{$file}", "{$root}view/site/{$ext}/{$file}", "{$root}view/{$ext}/{$file}");
foreach ($paths as $p) {
// strpos() is faster than strstr when checking if one string is in another (http://php.net/manual/en/function.strstr.php)
if (strpos($p, 'NOPATH') !== false) {
continue;
}
if (file_exists($p)) {
return $p;
}
}
return '';
}
/**
* @brief build the page.
*
* Build the page - now that we have all the components
*
* @param App &$a global application object
*/
function construct_page(&$a)
{
exec_pdl($a);
$comanche = count(App::$layout) ? true : false;
require_once theme_include('theme_init.php');
$installing = false;
if (App::$module == 'setup') {
$installing = true;
} else {
nav($a);
}
if ($comanche) {
if (App::$layout['nav']) {
App::$page['nav'] = get_custom_nav($a, App::$layout['nav']);
}
}
$current_theme = Zotlabs\Render\Theme::current();
if (($p = theme_include($current_theme[0] . '.js')) != '') {
head_add_js($p);
}
if (($p = theme_include('mod_' . App::$module . '.php')) != '') {
require_once $p;
}
require_once 'include/js_strings.php';
if (x(App::$page, 'template_style')) {
head_add_css(App::$page['template_style'] . '.css');
} else {
head_add_css((x(App::$page, 'template') ? App::$page['template'] : 'default') . '.css');
}
head_add_css('mod_' . App::$module . '.css');
head_add_css(Zotlabs\Render\Theme::url($installing));
head_add_js('mod_' . App::$module . '.js');
App::build_pagehead();
if (App::$page['pdl_content']) {
App::$page['content'] = App::$comanche->region(App::$page['content']);
}
// Let's say we have a comanche declaration '[region=nav][/region][region=content]$nav $content[/region]'.
// The text 'region=' identifies a section of the layout by that name. So what we want to do here is leave
// App::$page['nav'] empty and put the default content from App::$page['nav'] and App::$page['section']
// into a new region called App::$data['content']. It is presumed that the chosen layout file for this comanche page
// has a '<content>' element instead of a '<section>'.
// This way the Comanche layout can include any existing content, alter the layout by adding stuff around it or changing the
// layout completely with a new layout definition, or replace/remove existing content.
if ($comanche) {
$arr = array('module' => App::$module, 'layout' => App::$layout);
call_hooks('construct_page', $arr);
App::$layout = $arr['layout'];
foreach (App::$layout as $k => $v) {
if (strpos($k, 'region_') === 0 && strlen($v)) {
if (strpos($v, '$region_') !== false) {
$v = preg_replace_callback('/\\$region_([a-zA-Z0-9]+)/ism', array(App::$comanche, 'replace_region'), $v);
}
// And a couple of convenience macros
if (strpos($v, '$htmlhead') !== false) {
$v = str_replace('$htmlhead', App::$page['htmlhead'], $v);
}
if (strpos($v, '$nav') !== false) {
$v = str_replace('$nav', App::$page['nav'], $v);
}
if (strpos($v, '$content') !== false) {
$v = str_replace('$content', App::$page['content'], $v);
}
App::$page[substr($k, 7)] = $v;
}
}
}
if (App::$is_mobile || App::$is_tablet) {
if (isset($_SESSION['show_mobile']) && !$_SESSION['show_mobile']) {
$link = z_root() . '/toggle_mobile?f=&address=' . curPageURL();
} else {
$link = z_root() . '/toggle_mobile?f=&off=1&address=' . curPageURL();
}
if (isset($_SESSION) && $_SESSION['mobile_theme'] != '' && $_SESSION['mobile_theme'] != '---' || isset(App::$config['system']['mobile_theme']) && !isset($_SESSION['mobile_theme'])) {
App::$page['footer'] .= replace_macros(get_markup_template("toggle_mobile_footer.tpl"), array('$toggle_link' => $link, '$toggle_text' => t('toggle mobile')));
}
}
$page = App::$page;
$profile = App::$profile;
// There's some experimental support for right-to-left text in the view/php/default.php page template.
// In v1.9 we started providing direction preference in the per language hstrings.php file
// This requires somebody with fluency in a RTL language to make happen
$page['direction'] = 0;
// ((App::$rtl) ? 1 : 0);
header("Content-type: text/html; charset=utf-8");
// security headers - see https://securityheaders.io
if (App::get_scheme() === 'https' && App::$config['system']['transport_security_header']) {
header("Strict-Transport-Security: max-age=31536000");
}
if (App::$config['system']['content_security_policy']) {
header("Content-Security-Policy: script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'");
}
if (App::$config['system']['x_security_headers']) {
header("X-Frame-Options: SAMEORIGIN");
header("X-Xss-Protection: 1; mode=block;");
header("X-Content-Type-Options: nosniff");
}
if (App::$config['system']['public_key_pins']) {
header("Public-Key-Pins: " . App::$config['system']['public_key_pins']);
}
require_once theme_include((x(App::$page, 'template') ? App::$page['template'] : 'default') . '.php');
}