feat(media): support explicit fetch media intent

src/utils/addDownloadMetadata.test.ts

@@ -30,6 +30,7 @@ describe('add download metadata workflow', () => {
       'https://example.com/file.zip\nhttps://example.com/new.zip',
       [existing],
       undefined,
+      new Set(),
       () => `new-${nextId++}`
     );
 
@@ -47,12 +48,55 @@ describe('add download metadata workflow', () => {
       'https://example.com/a\nhttps://example.com/a\nfile:///tmp/private\nnot-a-url',
       [],
       undefined,
+      new Set(),
       () => `row-${nextId++}`
     );
 
     expect(rows.map(item => item.status)).toEqual(['loading', 'invalid', 'invalid']);
   });
 
+  it('forces explicit extension media fetches through media metadata for any http page', () => {
+    const rows = reconcileDownloadRows(
+      'https://adult.example/watch/123',
+      [],
+      undefined,
+      new Set(['https://adult.example/watch/123'])
+    );
+
+    expect(rows[0]).toMatchObject({
+      sourceUrl: 'https://adult.example/watch/123',
+      isMedia: true,
+      status: 'loading'
+    });
+  });
+
+  it('upgrades an existing normal row when the user explicitly fetches it as media', () => {
+    const existing = row({
+      sourceUrl: 'https://adult.example/watch/123',
+      downloadUrl: 'https://adult.example/watch/123',
+      file: '123',
+      status: 'ready',
+      generation: 2,
+      isMedia: false
+    });
+
+    const rows = reconcileDownloadRows(
+      'https://adult.example/watch/123',
+      [existing],
+      undefined,
+      new Set(['https://adult.example/watch/123'])
+    );
+
+    expect(rows[0]).toMatchObject({
+      sourceUrl: 'https://adult.example/watch/123',
+      isMedia: true,
+      status: 'loading',
+      generation: 3,
+      formats: undefined,
+      selectedFormat: undefined
+    });
+  });
+
   it('refreshes only failed metadata and preserves successful format selection', () => {
     const ready = row({
       id: 'ready',

src/utils/addDownloadMetadata.ts

@@ -71,6 +71,7 @@ export const reconcileDownloadRows = (
   rawText: string,
   currentRows: AddDownloadDraftRow[],
   pendingFilename?: string,
+  forceMediaUrls: ReadonlySet<string> = new Set(),
   createId: () => string = () => crypto.randomUUID()
 ): AddDownloadDraftRow[] => {
   const inputs = parseInputLines(rawText);
@@ -78,7 +79,19 @@ export const reconcileDownloadRows = (
 
   return inputs.map(input => {
     const preserved = existing.get(input.sourceUrl);
-    if (preserved) return preserved;
+    if (preserved) {
+      if (input.valid && forceMediaUrls.has(input.sourceUrl) && !preserved.isMedia) {
+        return {
+          ...preserved,
+          status: 'loading',
+          generation: preserved.generation + 1,
+          isMedia: true,
+          formats: undefined,
+          selectedFormat: undefined
+        };
+      }
+      return preserved;
+    }
 
     const fallback = canonicalizeDownloadFileName(
       inputs.length === 1 && pendingFilename
@@ -93,7 +106,7 @@ export const reconcileDownloadRows = (
       file: fallback,
       status: input.valid ? 'loading' : 'invalid',
       generation: input.valid ? 1 : 0,
-      isMedia: input.valid && isMediaUrl(input.sourceUrl)
+      isMedia: input.valid && (forceMediaUrls.has(input.sourceUrl) || isMediaUrl(input.sourceUrl))
     };
   });
 };

src/utils/downloads.ts

@@ -18,7 +18,12 @@ let MEDIA_DOMAINS = [
   'v.redd.it',
   'soundcloud.com',
   'facebook.com',
-  'fb.watch'
+  'fb.watch',
+  'pornhub.com',
+  'redtube.com',
+  'xhamster.com',
+  'xnxx.com',
+  'xvideos.com'
 ];
 
 const ACTIVE_DOWNLOAD_STATUSES: ReadonlySet<DownloadStatus> = new Set([

src/utils/mediaMetadata.ts

@@ -4,6 +4,7 @@ import type { MediaMetadata } from '../bindings/MediaMetadata';
 type FetchMediaMetadataArgs = {
   url: string;
   cookieBrowser: string | null;
+  userAgent: string | null;
   username: string | null;
   password: string | null;
   headers: string | null;
@@ -17,6 +18,7 @@ const metadataKey = (args: FetchMediaMetadataArgs) =>
   JSON.stringify([
     args.url,
     args.cookieBrowser,
+    args.userAgent,
     args.username,
     args.password,
     args.headers,