Daniel J. Summers
58dd7a4ffb
- Implement form styling throughout - Modify header links for narrower views - Clean up CSS
188 lines
6.0 KiB
PHP
188 lines
6.0 KiB
PHP
<?php
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use JetBrains\PhpStorm\NoReturn;
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require 'app-config.php';
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session_start([
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'name' => 'FRCSESSION',
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'use_strict_mode' => true,
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'cookie_httponly' => true,
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'cookie_samesite' => 'Strict']);
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/**
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* Add a message to be displayed at the top of the page
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*
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* @param string $level The level (type) of the message
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* @param string $message The message itself
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*/
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function add_message(string $level, string $message): void {
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if (!key_exists(Key::USER_MSG, $_SESSION)) $_SESSION[Key::USER_MSG] = array();
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$_SESSION[Key::USER_MSG][] = ['level' => $level, 'message' => $message];
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}
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/**
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* Add an error message to be displayed at the top of the page
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*
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* @param string $message The message to be displayed
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*/
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function add_error(string $message): void {
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add_message('ERROR', $message);
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}
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/**
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* Add an error message to be displayed at the top of the page
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*
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* @param string $message The message to be displayed
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*/
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function add_info(string $message): void {
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add_message('INFO', $message);
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}
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/** @var bool $is_htmx True if this request was initiated by htmx, false if not */
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$is_htmx = key_exists('HTTP_HX_REQUEST', $_SERVER) && !key_exists('HTTP_HX_HISTORY_RESTORE_REQUEST', $_SERVER);
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function nav_link(string $link, bool $isFirst = false) {
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$sep = $isFirst ? '' : ' | ';
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echo "<span>$sep$link</span>";
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}
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/**
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* Render the title bar for the page
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*/
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function title_bar(): void {
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$version = match (true) {
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str_ends_with(FRC_VERSION, '.0.0') => substr(FRC_VERSION, 0, strlen(FRC_VERSION) - 4),
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str_ends_with(FRC_VERSION, '.0') => substr(FRC_VERSION, 0, strlen(FRC_VERSION) - 2),
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default => FRC_VERSION
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}; ?>
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<header hx-target=#main hx-push-url=true>
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<div><a href=/ class=title>Feed Reader Central</a><span class=version>v<?=$version?></span></div>
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<nav><?php
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if (key_exists(Key::USER_ID, $_SESSION)) {
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$db = Data::getConnection();
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try {
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$bookQuery = $db->prepare(<<<'SQL'
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SELECT EXISTS(
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SELECT 1
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FROM item INNER JOIN feed ON item.feed_id = feed.id
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WHERE feed.user_id = :id AND item.is_bookmarked = 1)
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SQL);
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$bookQuery->bindValue(':id', $_SESSION[Key::USER_ID]);
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$bookResult = $bookQuery->execute();
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$hasBookmarks = $bookResult && $bookResult->fetchArray(SQLITE3_NUM)[0];
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nav_link(hx_get('/feeds', 'Feeds'), true);
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if ($hasBookmarks) nav_link(hx_get('/?bookmarked', 'Bookmarked'));
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nav_link(hx_get('/search', 'Search'));
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nav_link(hx_get('/docs/', 'Docs'));
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nav_link('<a href=/user/log-off>Log Off</a>');
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if ($_SESSION[Key::USER_EMAIL] != Security::SINGLE_USER_EMAIL) {
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nav_link($_SESSION[Key::USER_EMAIL]);
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}
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} finally {
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$db->close();
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}
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} else {
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nav_link(hx_get('/user/log-on', 'Log On'), true);
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nav_link(hx_get('/docs/', 'Docs'));
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} ?>
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</nav>
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</header>
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<main id=main hx-target=this hx-push-url=true hx-swap="innerHTML show:window:top"><?php
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}
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/**
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* Render the page title
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* @param string $title The title of the page being displayed
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*/
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function page_head(string $title): void {
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global $is_htmx;
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?>
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<!DOCTYPE html>
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<html lang=en>
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<head>
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<title><?=$title?> | Feed Reader Central</title><?php
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if (!$is_htmx) { ?>
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<meta name=viewport content="width=device-width, initial-scale=1">
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<meta name=htmx-config content='{"historyCacheSize":0}'>
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<link href=/assets/style.css rel=stylesheet><?php
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} ?>
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</head>
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<body><?php
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if (!$is_htmx) title_bar();
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if (sizeof($messages = $_SESSION[Key::USER_MSG] ?? []) > 0) { ?>
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<div class=user_messages><?php
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array_walk($messages, function ($msg) { ?>
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<div class=user_message>
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<?=$msg['level'] == 'INFO' ? '' : "<strong>{$msg['level']}</strong><br>"?>
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<?=$msg['message']?>
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</div><?php
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}); ?>
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</div><?php
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$_SESSION[Key::USER_MSG] = [];
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}
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}
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/**
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* Render the end of the page
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*/
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function page_foot(): void {
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global $is_htmx; ?>
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</main><?php
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if (!$is_htmx) echo '<script src=/assets/htmx.min.js></script>'; ?>
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</body>
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</html><?php
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session_commit();
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}
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/**
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* Redirect the user to the given URL
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*
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* @param string $value A local URL to which the user should be redirected
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*/
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#[NoReturn]
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function frc_redirect(string $value): void {
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if (str_starts_with($value, 'http')) {
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http_response_code(400);
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die();
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}
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session_commit();
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header("Location: $value", true, 303);
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die();
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}
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/**
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* Convert a date/time string to a date/time in the configured format
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*
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* @param string $value The date/time string
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* @return string The standard format of a date/time, or '(invalid date)' if the date could not be parsed
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*/
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function date_time(string $value): string {
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try {
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return (new DateTimeImmutable($value))->format(DATE_TIME_FORMAT);
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} catch (Exception) {
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return '(invalid date)';
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}
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}
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/**
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* Create an anchor tag with both `href` and `hx-get` attributes
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*
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* @param string $url The URL to which navigation should occur
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* @param string $text The text for the link
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* @param string $extraAttrs Extra attributes for the anchor tag (must be attribute-encoded)
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* @return string The anchor tag with both `href` and `hx-get` attributes
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*/
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function hx_get(string $url, string $text, string $extraAttrs = ''): string {
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$attrs = $extraAttrs != '' ? " $extraAttrs" : '';
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return "<a href=\"$url\" hx-get=\"$url\"$attrs>$text</a>";
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}
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/**
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* Return a 404 Not Found
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*/
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#[NoReturn]
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function not_found(): void {
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http_response_code(404);
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die('Not Found');
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}
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