Factor out "scope" of pages

Use this to keep the search query around and hide network and context
from the search results if the scope is already limited.

1 files changed, 9 insertions, 17 deletions

diff --git a/search.c b/search.c
index 767081b..6fba589 100644
--- a/search.c
+++ b/search.c
@@ -46,20 +46,12 @@ const char *SearchQuery = SQL(
 );
 
 enum kcgi_err pageSearch(struct kreq *req) {
-	if (!req->fieldmap[Query]) {
-		return httpFail(req, KHTTP_400);
-	}
-	if (req->fieldmap[Context] && !req->fieldmap[Network]) {
-		return httpFail(req, KHTTP_400);
-	}
-	const char *query = req->fieldmap[Query]->parsed.s;
+	struct Scope scope = htmlScope(req);
+	if (!scope.query) return httpFail(req, KHTTP_400);
+	if (scope.context && !scope.network) return httpFail(req, KHTTP_400);
 
 	int64_t offset = 0;
-	const char *network = NULL;
-	const char *context = NULL;
 	if (req->fieldmap[Offset]) offset = req->fieldmap[Offset]->parsed.i;
-	if (req->fieldmap[Network]) network = req->fieldmap[Network]->parsed.s;
-	if (req->fieldmap[Context]) context = req->fieldmap[Context]->parsed.s;
 
 	enum kcgi_err error = httpHead(req, KHTTP_200, KMIME_TEXT_HTML);
 	if (req->method == KMETHOD_HEAD) return error;
@@ -68,16 +60,16 @@ enum kcgi_err pageSearch(struct kreq *req) {
 	error = error
 		|| khttp_body(req)
 		|| khtml_open(&html, req, KHTML_PRETTY)
-		|| htmlHead(&html, query)
-		|| htmlNav(&html, network, context)
+		|| htmlHead(&html, scope.query)
+		|| htmlNav(&html, scope)
 		|| khtml_elem(&html, KELEM_TABLE);
 	if (error) return error;
 
 	dbBindText(stmt.search, ":highlight", "\26");
-	dbBindText(stmt.search, ":network", network);
-	dbBindText(stmt.search, ":context", context);
+	dbBindText(stmt.search, ":network", scope.network);
+	dbBindText(stmt.search, ":context", scope.context);
 	if (pagePublic) dbBindInt(stmt.search, ":query", false);
-	dbBindText(stmt.search, ":search", query);
+	dbBindText(stmt.search, ":search", scope.query);
 	dbBindInt(stmt.search, ":limit", pageLimit);
 	dbBindInt(stmt.search, ":offset", offset);
 
@@ -95,7 +87,7 @@ enum kcgi_err pageSearch(struct kreq *req) {
 			.target = (const char *)sqlite3_column_text(stmt.search, 8),
 			.message = (const char *)sqlite3_column_text(stmt.search, 9),
 		};
-		error = htmlEvent(&html, event);
+		error = htmlEvent(&html, scope, event);
 		if (error) break;
 	}
 	if (result != SQLITE_DONE) errx(EX_SOFTWARE, "%s", sqlite3_errmsg(db));