fix(opds): select proper opds search link (#2683)

apps/readest-app/src/app/api/opds/proxy/route.ts

@@ -1,3 +1,4 @@
+import { READEST_OPDS_USER_AGENT } from '@/services/constants';
 import { NextRequest, NextResponse } from 'next/server';
 
 async function handleRequest(request: NextRequest, method: 'GET' | 'HEAD') {
@@ -35,7 +36,7 @@ async function handleRequest(request: NextRequest, method: 'GET' | 'HEAD') {
     const controller = new AbortController();
     const timeout = setTimeout(() => controller.abort(), 20000);
     const headers: HeadersInit = {
-      'User-Agent': 'Readest/1.0 (OPDS Browser)',
+      'User-Agent': READEST_OPDS_USER_AGENT,
       Accept: 'application/atom+xml, application/xml, text/xml, application/json, */*',
     };
 

apps/readest-app/src/app/opds/components/CatelogManager.tsx

@@ -27,6 +27,7 @@ const POPULAR_CATALOGS: OPDSCatalog[] = [
     url: 'https://standardebooks.org/feeds/opds',
     description: 'Free and liberated ebooks, carefully produced for the true book lover',
     icon: '📚',
+    disabled: isWebAppPlatform(),
   },
   {
     id: 'manybooks',

apps/readest-app/src/app/opds/components/SearchView.tsx

@@ -17,7 +17,13 @@ export function SearchView({ search, baseURL, onNavigate, resolveURL }: SearchVi
   const [formData, setFormData] = useState<Record<string, string>>(() => {
     const initial: Record<string, string> = {};
     search.params?.forEach((param) => {
-      initial[param.name] = param.value || '';
+      if (param.name === 'count') {
+        initial[param.name] = '20';
+      } else if (param.name === 'startPage') {
+        initial[param.name] = '1';
+      } else {
+        initial[param.name] = param.value || '';
+      }
     });
     return initial;
   });
@@ -56,6 +62,8 @@ export function SearchView({ search, baseURL, onNavigate, resolveURL }: SearchVi
       publisher: _('Publisher'),
       language: _('Language'),
       subject: _('Subject'),
+      count: _('Count'),
+      startPage: _('Start Page'),
     };
     return labels[name] || name;
   };

apps/readest-app/src/app/opds/page.tsx

@@ -21,6 +21,7 @@ import { getFileExtFromMimeType } from '@/libs/document';
 import { OPDSFeed, OPDSPublication, OPDSSearch } from '@/types/opds';
 import { isSearchLink, MIME, parseMediaType, resolveURL } from './utils/opdsUtils';
 import { getProxiedURL, fetchWithAuth, probeAuth, needsProxy } from './utils/opdsReq';
+import { READEST_OPDS_USER_AGENT } from '@/services/constants';
 import { FeedView } from './components/FeedView';
 import { PublicationView } from './components/PublicationView';
 import { SearchView } from './components/SearchView';
@@ -362,7 +363,7 @@ export default function BrowserPage() {
             const useProxy = needsProxy(url);
             let downloadUrl = useProxy ? getProxiedURL(url, '', true) : url;
             const headers: Record<string, string> = {
-              'User-Agent': 'Readest/1.0 (OPDS Browser)',
+              'User-Agent': READEST_OPDS_USER_AGENT,
             };
             if (username || password) {
               const authHeader = await probeAuth(url, username, password, useProxy);

apps/readest-app/src/app/opds/utils/opdsReq.ts

@@ -1,6 +1,7 @@
 import { md5 } from 'js-md5';
 import { isTauriAppPlatform, isWebAppPlatform } from '@/services/environment';
 import { fetch as tauriFetch } from '@tauri-apps/plugin-http';
+import { READEST_OPDS_USER_AGENT } from '@/services/constants';
 
 /**
  * Extract username and password from URL credentials
@@ -184,6 +185,7 @@ export const probeAuth = async (
 
   const fetchURL = useProxy ? getProxiedURL(cleanUrl) : cleanUrl;
   const headers: Record<string, string> = {
+    'User-Agent': READEST_OPDS_USER_AGENT,
     Accept: 'application/atom+xml, application/xml, text/xml',
   };
 
@@ -241,6 +243,7 @@ export const fetchWithAuth = async (
 
   const fetchURL = useProxy ? getProxiedURL(cleanUrl) : cleanUrl;
   const headers: Record<string, string> = {
+    'User-Agent': READEST_OPDS_USER_AGENT,
     Accept: 'application/atom+xml, application/xml, text/xml',
     ...(options.headers as Record<string, string>),
   };

apps/readest-app/src/services/constants.ts

@@ -615,6 +615,8 @@ export const READEST_UPDATER_FILE = `${LATEST_DOWNLOAD_BASE_URL}/latest.json`;
 
 export const READEST_CHANGELOG_FILE = `${LATEST_DOWNLOAD_BASE_URL}/release-notes.json`;
 
+export const READEST_OPDS_USER_AGENT = 'Readest/1.0 (OPDS Browser)';
+
 export const SYNC_PROGRESS_INTERVAL_SEC = 3;
 export const SYNC_NOTES_INTERVAL_SEC = 5;
 export const SYNC_BOOKS_INTERVAL_SEC = 5;