adlerka.top/lib/page.php

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<?php
function renderDynamicPage($page_file): false|string
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{
require_once $page_file;
return render();
}
function parsePageTag($input): array
{
// Define the pattern for the tag
$pattern = '/<page\s+([^>]+)><\/page>/i';
// Check if the pattern matches the input
if (preg_match($pattern, $input, $matches)) {
// Extract parameters
$parameters = [];
if (preg_match_all('/(\w+)="([^"]+)"/', $matches[1], $paramMatches, PREG_SET_ORDER)) {
foreach ($paramMatches as $paramMatch) {
$parameters[$paramMatch[1]] = $paramMatch[2];
}
}
// Remove the tag from the input
$output = preg_replace($pattern, '', $input, 1);
return ['parameters' => $parameters, 'output' => $output];
}
// If no match is found, return the original input
return ['parameters' => [], 'output' => $input];
}
function getPage($page_name = null): array|false|string
{
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global $routerConfig;
global $routerRequest;
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if(!$page_name){
$page_name = $routerRequest["page_name"];
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}
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$dynamic_page_file = $routerConfig["page_dir"] . $routerRequest["subdomain"] . "/" . $page_name . ".php";
$page_file = $routerConfig["page_dir"] . $routerRequest["subdomain"] . "/" . $page_name . ".html";
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$dynamic_page_file_global = $routerConfig["page_dir"] . "global/" . $page_name . ".php";
$page_file_global = $routerConfig["page_dir"] . "global/" . $page_name . ".html";
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$skeleton = file_get_contents($routerConfig["template_dir"] . "skeleton.html");
$nav = file_get_contents($routerConfig["template_dir"] . "nav.html");
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if (file_exists($dynamic_page_file_global)){
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$page = renderDynamicPage($dynamic_page_file_global);
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}
elseif (file_exists($page_file_global)){
$page = file_get_contents($page_file_global);
}
elseif (file_exists($dynamic_page_file)){
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$page = renderDynamicPage($dynamic_page_file);
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}
elseif (file_exists($page_file)){
$page = file_get_contents($page_file);
}
else{
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$page = file_get_contents($routerConfig["template_dir"] . "404.html");
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}
$pageMetadata = parsePageTag($page);
$page = $pageMetadata["output"];
if(!empty($pageMetadata["parameters"]["minimal_permission_level"])){
$page_required_permission = intval($pageMetadata["parameters"]["minimal_permission_level"]);
}
else{
$page_required_permission = $routerConfig["default_page_permission_level"];
}
if(!empty($pageMetadata["parameters"]["secret"])){
$is_secret_page = intval($pageMetadata["parameters"]["secret"]);
}
else{
$is_secret_page = $routerConfig["default_page_secret"];
}
if($page_required_permission < $_SESSION["privilegelevel"]){
if($is_secret_page == 1) {
$page = file_get_contents($routerConfig["template_dir"] . "404.html"); //fake 404 error
}
else{
$page = file_get_contents($routerConfig["template_dir"] . "403.html"); //deny access if doesnt have permissions
}
}
if(!empty($pageMetadata["parameters"]["page_title"])){
$page_title = $pageMetadata["parameters"]["page_title"];
}
else{
$page_title = $page_name;
}
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$navpages = generateNavigation();
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$nav = str_replace("__NAV_PAGES__", $navpages, $nav);
$out = $skeleton;
$out = str_replace("__TEMPLATE__NAV__", $nav, $out);
$out = str_replace("__TEMPLATE__PAGE__", $page, $out);
return str_replace("__TEMPLATE_PAGE_TITLE__", $page_title, $out);
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}