From 64003835f0446d05b5a53a527e29d5634a9b80be Mon Sep 17 00:00:00 2001
From: "C. McEnroe" <june@causal.agency>
Date: Fri, 11 Jun 2021 19:05:54 -0400
Subject: Generate navigation for search pages

---
 html.c | 39 +++++++++++++++++++++++++++++++++++++--
 1 file changed, 37 insertions(+), 2 deletions(-)

(limited to 'html.c')

diff --git a/html.c b/html.c
index 5eb2f29..6b25996 100644
--- a/html.c
+++ b/html.c
@@ -545,12 +545,40 @@ int htmlSearchHead(FILE *file, const char *name) {
 	return error;
 }
 
-int htmlSearchOpen(FILE *file, const char *name) {
+static int htmlSearchNav(
+	FILE *file, const char *name, char *searches[const], size_t len
+) {
+	if (len < 2 || strcmp(name, "index")) return 0;
+	int error = templateRender(file, Q(<nav>), NULL, NULL);
+	if (error) return error;
+	for (size_t i = 0; i < len; ++i) {
+		if (!strcmp(searches[i], "index")) continue;
+		char *url = htmlSearchURL(searches[i], "html");
+		const char *template = Q(<a href="[url]">[search]</a>) " ";
+		struct Variable vars[] = {
+			{ "url", url },
+			{ "search", searches[i] },
+			{0},
+		};
+		error = templateRender(file, template, vars, escapeXML);
+		free(url);
+		if (error) return error;
+	}
+	return templateRender(file, Q(</nav>), NULL, NULL);
+}
+
+int htmlSearchOpen(
+	FILE *file, const char *name, char *searches[const], size_t len
+) {
+	char *index = htmlSearchURL("index", "html");
 	char *atom = htmlSearchURL(name, "atom");
 	const char *template = Q(
 		<header class="index">
 			<h1>[+name][name] - [-][title]</h1>
 			<nav>
+				[+name]
+				<a href="[index]">index</a>
+				[-]
 				<a href="[atom]">follow</a>
 				[+subscribe]
 				<a href="[subscribe]">subscribe</a>
@@ -559,6 +587,8 @@ int htmlSearchOpen(FILE *file, const char *name) {
 				<a href="mailto:[mailto]">write</a>
 				[-]
 			</nav>
+	);
+	const char *tail = Q(
 		</header>
 		<main class="index">
 			<ol>
@@ -566,12 +596,17 @@ int htmlSearchOpen(FILE *file, const char *name) {
 	struct Variable vars[] = {
 		{ "name", (strcmp(name, "index") ? name : NULL) },
 		{ "title", baseTitle },
+		{ "index", index },
 		{ "atom", atom },
 		{ "subscribe", baseSubscribe },
 		{ "mailto", baseMailto },
 		{0},
 	};
-	int error = templateRender(file, template, vars, escapeXML);
+	int error = 0
+		|| templateRender(file, template, vars, escapeXML)
+		|| htmlSearchNav(file, name, searches, len)
+		|| templateRender(file, tail, NULL, NULL);
+	free(index);
 	free(atom);
 	return error;
 }
-- 
cgit 1.4.1