155 lines
3.5 KiB
PHP
155 lines
3.5 KiB
PHP
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<?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 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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*
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* @return string
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*/
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function printPublicHead(string $page = "home", string $title = "Home", string $icon = ""):string {
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$output = '<!DOCTYPE html>
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<html lang="en" 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\'; img-src \'self\'; style-src \'self\' \'unsafe-inline\'; font-src \'self\';" />
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<title>' . $title . '</title>
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<link rel="stylesheet" type="text/css" href="themes/default/default.css">
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<meta http-equiv="content-type" content="text/html;charset=utf-8">';
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if ($icon) {
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$output .= '
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<link rel="shortcut icon" sizes="16x16 32x32" 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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</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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</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'])) {
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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 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(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/default/default.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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