221 lines
5.7 KiB
PHP
221 lines
5.7 KiB
PHP
<?PHP
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/**
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* File for collecting functions building common HTML parts of the public page
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*
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* @file
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*
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* @author Joshua Ramon Enslin <joshua@jrenslin.de>
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*/
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/**
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* Prints the head element of an HTML page in the public frontend.
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*
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* @param array $settings Settings variable.
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* @param string $page ID of the current page.
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* @param string $title Title of the page.
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* @param string $icon The icon of the website.
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* @param string $additional Additional HTML to inject.
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*
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* @return string
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*/
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function printPublicHead(array $settings, string $page = "home", string $title = "Home", string $icon = "", $additional = ""):string {
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$output = '<!DOCTYPE html>
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<html lang="' . $settings['defaultLang'] . '" id="' . $page . '">
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<head>
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<!-- Content Security policies -->
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<meta http-equiv="Content-Security-Policy" content="default-src \'none\'; script-src \'self\'; connect-src \'self\' ' . $settings['mdVersion'] . '; img-src \'self\' ' . $settings['mdVersion'];
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if ($settings['CSPimageSources']) $output .= " " . $settings['CSPimageSources']; // Allow embedding of whitelisted images.
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$output .= '; style-src \'self\' \'unsafe-inline\'; font-src \'self\'; frame-src \'self\'';
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if ($settings['CSPobjectSources']) $output .= " " . $settings['CSPobjectSources']; // Allow embedding of whitelisted frame contents / objects.
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$output .= '; object-src \'self\'';
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if ($settings['CSPobjectSources']) $output .= " " . $settings['CSPobjectSources']; // Allow embedding of whitelisted frame contents / objects.
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$output .= '; frame-ancestors \'self\'; base-uri \'none\'; form-action \'self\';" />
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<title>' . $title . '</title>
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<link rel="stylesheet" type="text/css" href="themes/imports.css" />
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<link rel="stylesheet" type="text/css" href="themes/' . $settings['css'] . '/theme.css" />
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<link rel="manifest" href="./manifest.php">
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<meta http-equiv="content-type" content="text/html;charset=utf-8" />';
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$output .= $additional;
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if ($icon) {
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$output .= '
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<link rel="shortcut icon" href="' . $icon . '" />
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';
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}
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$output .= '
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<script type="text/javascript" src="./js/main.js"></script>
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<script type="text/javascript" src="./js/mdCalendar.js" defer></script>
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</head>
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<body>
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';
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if (isset($_SESSION['editHistory'])) {
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$output .= "<p class='editLine ".$_SESSION['editHistory'][0]."'>".$_SESSION['editHistory'][1]."</p>";
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unset($_SESSION['editHistory']);
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}
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return $output;
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}
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/**
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* Prints the header element of an HTML page.
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*
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* @param string $title Title of the page.
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*
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* @return string
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*/
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function printPublicHeader(string $title = "Home"):string {
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$output = '
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<header id="mainHeader">
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<h1>' . $title . '</h1>
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' . generateSearchBar() . '
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</header>
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';
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return $output;
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}
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/**
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* Prints the finishing elements of public HTML pages.
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*
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* @return string
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*/
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function printPublicEnd():string {
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$output = '
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</body>
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</html>';
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return $output;
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}
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/**
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* This function prints a file (the sidebar, the banner, or the footer) if it is not empty.
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*
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* @param string $file File name. Must be either aside, banner or footer.
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* @param string $elem Encapsulating HTML element.
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*
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* @return string
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*/
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function printStaticPagePart(string $file, string $elem):string {
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if (!in_array($file, ['footer', 'aside', 'banner', 'welcomeMsg'])) {
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echo "Trying to access disallowed file.";
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}
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if (!file_exists(__DIR__ . "/../data/$file.htm") || !filesize(__DIR__ . "/../data/$file.htm") > 5) return "";
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$content = file_get_contents(__DIR__ . "/../data/$file.htm");
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$output = "
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<$elem>
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$content
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</$elem>";
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return $output;
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}
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/**
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* This function prints an error page.
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*
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* @param array $settings General site settings / including the CSS.
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* @param string $content The error message.
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*
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* @return string
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*/
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function printErrorPage(array $settings, string $content):string {
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$output = '
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<!DOCTYPE html>
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<html id="errorPage">
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<head>
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<meta http-equiv="Content-Security-Policy" content="default-src \'none\'; script-src \'none\'; connect-src \'none\'; style-src \'self\'; font-src \'self\';" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<meta http-equiv="content-type" content="text/html;charset=utf-8" />
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<meta charset="UTF-8" />
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<title>' . $content . '</title>
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<link rel="stylesheet" type="text/css" href="themes/' . $settings['css'] . '/theme.css" />
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</head>
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<body>
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<div>
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' . $content . '
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<div>
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</body>
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</html>
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';
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return $output;
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}
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/**
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* Function for generating the standard navigation of the public parts of the page.
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*
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* @param array $pages List of all pages.
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*
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* @return string
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*/
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function generatePublicNav($pages):string {
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$output = '<nav>';
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$output .= buildPageOrder(
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$pages,
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function() {
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return "<ul>";
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},
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function() {
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return "</ul>";
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},
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function($inputs, string $toAdd) {
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$output = "
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<li";
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if (!$inputs['public']) $output .= " class='notPublic'";
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$output .= ">
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<a href='./?id=" . $inputs['id'] . "'>" . $inputs['title'] . "</a>
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$toAdd
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</li>
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";
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return $output;
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}
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);
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$output .= '</nav>';
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return $output;
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}
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/**
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* Function for printing the search bar.
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*
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* @return string
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*/
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function generateSearchBar():string {
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$output = '
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<form action="search.php" method="GET">
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<input type="search" name="q" />
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</form>
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';
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return $output;
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}
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?>
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