5 files changed, 191 insertions, 0 deletions
diff --git a/src/web/lib/aria.php b/src/web/lib/aria.php
new file mode 100644
index 0000000..0e06b97
--- /dev/null
+++ b/src/web/lib/aria.php
@@ -0,0 +1,17 @@
+<?php /* Copyright (c) 2024 Freya Murphy */
+
+function aria_section(string $id, ?string $title = NULL): string
+{
+	$out = '';
+	if ($title) {
+		$idh = $id . '_heading';
+		$out .= sprintf('<div id="%s" class="section" role="region" aria-labelledby="%s">',
+			$id, $idh);
+		$out .= sprintf('<h2 class="heading" id="%s">%s</h2>',
+			$idh, $title);
+	} else {
+		$out .= sprintf('<div id="%s" class="section" role="region">',
+			$id);
+	}
+	return $out;
+}
diff --git a/src/web/lib/hooks.php b/src/web/lib/hooks.php
new file mode 100644
index 0000000..70853e1
--- /dev/null
+++ b/src/web/lib/hooks.php
@@ -0,0 +1,10 @@
+<?php /* Copyright (c) 2024 Freya Murphy */
+
+function CRIMSON_pre_route_hook(Router $router): void {
+}
+
+function CRIMSON_error_hook(?array $req, int $code): never {
+	$error_controller = ROUTER->load_controller('error');
+	$error_controller->code($code);
+	CRIMSON_DIE();
+}
diff --git a/src/web/lib/ie.php b/src/web/lib/ie.php
new file mode 100644
index 0000000..ead6c1a
--- /dev/null
+++ b/src/web/lib/ie.php
@@ -0,0 +1,32 @@
+<?php /* Copyright (c) 2024 Freya Murphy */
+
+/// IE 5 though 8 support IE conditional comments
+/// IE 4 does not (need to fall back to user agent)
+
+{
+	if (preg_match('/MSIE\s(?P<v>\d+)/i', @$_SERVER['HTTP_USER_AGENT'], $B)) {
+		define('IE_VERSION', $B['v']);
+	} else {
+		define('IE_VERSION', FALSE);
+	}
+
+	if (IE_VERSION == FALSE || IE_VERSION > 4) {
+		// ADD COND COMMENTS
+		define('IE_START', "<!--[if lt IE 8 ]>");
+		define('IE_END', "<![endif]-->");
+	} else {
+		// IE4 DETECTED, DO NOT ADD COMMENTS
+		define('IE_START', '');
+		define('IE_END', '');
+	}
+}
+
+function ie(string $inner) {
+	return IE_START . $inner . IE_END;
+}
+
+function ie_ua(string $inner, int $ver) {
+	if (IE_VERSION == $ver)
+		return $inner;
+	return '';
+}
diff --git a/src/web/lib/image.php b/src/web/lib/image.php
new file mode 100644
index 0000000..7b6ec0e
--- /dev/null
+++ b/src/web/lib/image.php
@@ -0,0 +1,96 @@
+<?php /* Copyright (c) 2024 Freya Murphy */
+
+
+
+function __get_mime($type)
+{
+	switch ($type) {
+		case 'mp4':
+			return 'video/mp4';
+		case 'webm':
+			return 'video/webm';
+		case 'gif':
+			return 'image/gif';
+		case 'png':
+			return 'image/png';
+		case 'jpg':
+			return 'image/jpeg';
+		case 'webp':
+			return 'image/webp';
+		default:
+			return NULL;
+	}
+}
+
+function __make_source(
+	$name,
+	$format,
+	$media)
+{
+	if ($media) {
+		$media = "media=\"$media\"";
+	} else {
+		$media = '';
+	}
+	$path = Base::get_url('public/' . $name . '.' . $format, TRUE);
+	$mime = __get_mime($format);
+	return sprintf('<source type="%s" srcset="%s" %s>',
+		$mime, $path, $media);
+}
+
+function image(
+	$name,
+	$alt,
+	$formats = array('webp', 'png'),
+	$animated = FALSE,
+	$attrs = array(),
+
+	$height = NULL,
+	$width = NULL,
+	$size = NULL) :string
+{
+
+	if ($animated === TRUE) {
+		$animated = array('gif');
+	}
+
+	if (!$animated) {
+		$animated = array();
+	}
+
+	$out = "<picture>";
+
+	foreach ($formats as $format) {
+		$media = count($animated) ? '(prefers-reduced-motion: reduce)' : NULL;
+		$out .= __make_source($name, $format, $media);
+	}
+
+	foreach ($animated as $format) {
+		$out .= __make_source($name, $format, NULL);
+	}
+
+	$format = end($formats);
+	$path = Base::get_url('public/' . $name . '.' . $format, TRUE);
+	$out .= "<img src=\"$path\"";
+	if ($alt) {
+		$alt = lang($alt);
+		$attrs['alt'] = $alt;
+		$attrs['title'] = $alt;
+	}
+	if ($width) {
+		$attrs['width'] = $width;
+	}
+	if ($height) {
+		$attrs['height'] = $height;
+	}
+	if ($size) {
+		$attrs['width'] = $size;
+		$attrs['height'] = $size;
+	}
+	foreach ($attrs as $key => $value) {
+		$out .= " $key=\"$value\"";
+	}
+	$out .= '></picture>';
+
+	return $out;
+}
diff --git a/src/web/lib/markdown.php b/src/web/lib/markdown.php
new file mode 100644
index 0000000..5279a1f
--- /dev/null
+++ b/src/web/lib/markdown.php
@@ -0,0 +1,36 @@
+<?php /* Copyright (c) 2024 Freya Murphy */
+
+class MarkdownParser {
+
+	private $parsedown;
+
+	function __construct() {
+		$this->parsedown = new ParsedownExtra();
+	}
+
+    /**
+     * @return array<string,mixed>
+     */
+    function parse(string $path): array {
+		$content = file_get_contents($path);
+		$data = array(
+			'meta' => array(),
+			'content' => $content
+		);
+		if (str_starts_with($content, '---')) {
+			$parts = explode('---', $content);
+			$data['content'] = trim(implode('---', array_slice($parts, 2)));
+			$meta = array_filter(explode("\n", $parts[1]), fn($x) => $x != '');
+			foreach ($meta as $set) {
+				$parts = explode(": ", $set);
+				$key = trim($parts[0]);
+				$value = trim($parts[1]);
+				$data['meta'][$key] = $value;
+			}
+
+		}
+		$data['content'] = $this->parsedown->text($data['content']);
+		return $data;
+	}
+
+}