Summary fix

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "@ztimson/zim-utils",
-	"version": "0.4.4",
+	"version": "0.4.6",
 	"description": "Native, dependency-light ZIM archive reader/searcher and Kiwix catalog downloader for Node.js",
 	"author": "Zak Timson",
 	"license": "MIT",

src/server.js

@@ -32,6 +32,12 @@ function tokenize(terms) {
 	return String(terms).split(/[,\s]+/).map(t => t.trim()).filter(Boolean);
 }
 
+function normalizeSummary(summary) {
+	if(typeof summary === 'string') return summary;
+	if(summary && typeof summary === 'object') return summary._text || '';
+	return '';
+}
+
 export class KiwixServer {
 	static #empty = '<?xml version="1.0" encoding="UTF-8" ?>\n<library version="20110515"></library>\n';
 
@@ -218,7 +224,7 @@ export class KiwixServer {
 				id: e.id,
 				title: e.title,
 				updated: new Date(e.date),
-				summary: e.description,
+				summary: normalizeSummary(e.description),
 				language: e.language,
 				name: e.name,
 				category: tags.find(t => t.startsWith('_category'))?.slice(10) || '',
@@ -292,7 +298,7 @@ export class KiwixServer {
 					href: `${resultBook.href}/${page}`,
 					icon: resultBook.icon,
 					viewer: this.baseUrl + hit.link,
-					summary: hit.description,
+					summary: normalizeSummary(hit.description),
 					xapianScore: +hit.score || 0,
 				};
 			}).filter(Boolean);