update dependencies and add downloads page, various fixes

public/userscripts/api-media-player-open-in-mpv.user.js

@@ -69,31 +69,72 @@
     }
   }
 
-  function buildDesktopMpvUrl(url, title) {
+  function buildIntentStringExtra(key, value) {
+    const trimmed = (value || '').trim()
+    if (!trimmed) return ''
+    return `;S.${key}=${encodeURIComponent(trimmed)}`
+  }
+
+  function isUsableTitle(title, url) {
+    const trimmed = (title || '').trim()
+    if (!trimmed) return false
+    if (trimmed === url) return false
+    if (/^https?:\/\//i.test(trimmed)) return false
+    return true
+  }
+
+  function extractFallbackTitle(url) {
+    try {
+      const parsed = new URL(url, location.href)
+      const hydrusFileId = parsed.searchParams.get('file_id')
+      if (hydrusFileId) return `Hydrus File ${hydrusFileId}`
+
+      const segments = parsed.pathname.split('/').filter(Boolean)
+      const lastSegment = segments[segments.length - 1]
+      return lastSegment ? decodeURIComponent(lastSegment) : 'Media'
+    } catch {
+      return 'Media'
+    }
+  }
+
+  function buildMediaMetadata(url, element) {
+    const candidates = [
+      element?.getAttribute?.('data-title') || '',
+      element?.getAttribute?.('title') || '',
+      element?.getAttribute?.('aria-label') || '',
+      element?.textContent || '',
+      document.title || '',
+    ]
+
+    const title = candidates.find((candidate) => isUsableTitle(candidate, url)) || extractFallbackTitle(url)
+    return { title }
+  }
+
+  function buildDesktopMpvUrl(url, metadata) {
     const encodedUrl = encodeUrlSafeBase64(url)
-    const encodedTitle = title ? encodeUrlSafeBase64(title) : ''
+    const encodedTitle = metadata.title ? encodeUrlSafeBase64(metadata.title) : ''
     const query = encodedTitle ? `?v_title=${encodedTitle}` : ''
     return `mpv-handler://play/${encodedUrl}/${query}`
   }
 
-  function buildAndroidMpvUrl(url, element) {
+  function buildAndroidMpvUrl(url, element, metadata) {
     try {
       const parsed = new URL(url, location.href)
       const scheme = parsed.protocol.replace(':', '') || 'https'
       const intentPath = `${parsed.host}${parsed.pathname}${parsed.search}`
       const mimeType = looksLikeVideo(url, element) ? 'video/*' : 'audio/*'
-      return `intent://${intentPath}#Intent;scheme=${scheme};package=is.xyz.mpv;action=android.intent.action.VIEW;type=${mimeType};end`
+      return `intent://${intentPath}#Intent;scheme=${scheme};package=is.xyz.mpv;action=android.intent.action.VIEW;type=${mimeType}${buildIntentStringExtra('title', metadata.title)};end`
     } catch {
       return url
     }
   }
 
-  function buildExternalPlayerUrl(url, title, element) {
+  function buildExternalPlayerUrl(url, metadata, element) {
     if (/Android/i.test(navigator.userAgent || '')) {
-      return buildAndroidMpvUrl(url, element)
+      return buildAndroidMpvUrl(url, element, metadata)
     }
 
-    return buildDesktopMpvUrl(url, title)
+    return buildDesktopMpvUrl(url, metadata)
   }
 
   function openInExternalPlayer(url, element) {
@@ -105,8 +146,8 @@
     lastOpenedUrl = url
     lastOpenedAt = now
 
-    const title = document.title || ''
-    const targetUrl = buildExternalPlayerUrl(url, title, element)
+    const metadata = buildMediaMetadata(url, element)
+    const targetUrl = buildExternalPlayerUrl(url, metadata, element)
     location.assign(targetUrl)
   }