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feat(metadata): limit embedded cover resolution

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This commit is contained in:
zarzet
2026-08-28 13:21:05 +07:00
parent 45d9bbd7b2
commit 887a8ede12
38 changed files with 639 additions and 54 deletions
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android/app/src/main/kotlin/com/zarz/spotiflac/MainActivity.kt
+9 -1
View File
@@ -1544,9 +1544,17 @@ class MainActivity: FlutterFragmentActivity() {
"downloadCoverToFile" -> {
val coverUrl = call.argument<String>("cover_url") ?: ""
val outputPath = call.argument<String>("output_path") ?: ""
val maxDimension = call.argument<Number>("max_dimension")
?.toLong()
?.coerceAtLeast(0L)
?: 0L
val response = withContext(Dispatchers.IO) {
try {
Gobackend.downloadCoverToFile(coverUrl, outputPath, false)
Gobackend.downloadCoverToFileSized(
coverUrl,
outputPath,
maxDimension
)
"""{"success":true}"""
} catch (e: Exception) {
"""{"success":false,"error":"${e.message?.replace("\"", "'")}"}"""
android/app/src/main/kotlin/com/zarz/spotiflac/NativeFinalizerMedia.kt
+12 -5
View File
@@ -483,9 +483,6 @@ internal fun NativeDownloadFinalizer.createMetadataBlockPicture(coverFile: File)
}
internal fun NativeDownloadFinalizer.detectCoverMimeType(coverFile: File, imageData: ByteArray): String {
val ext = coverFile.extension.lowercase(Locale.ROOT)
if (ext == "png") return "image/png"
if (ext == "jpg" || ext == "jpeg") return "image/jpeg"
if (imageData.size >= 8 &&
imageData[0] == 0x89.toByte() &&
imageData[1] == 0x50.toByte() &&
@@ -494,6 +491,15 @@ internal fun NativeDownloadFinalizer.detectCoverMimeType(coverFile: File, imageD
) {
return "image/png"
}
if (imageData.size >= 3 &&
imageData[0] == 0xFF.toByte() &&
imageData[1] == 0xD8.toByte() &&
imageData[2] == 0xFF.toByte()
) {
return "image/jpeg"
}
val ext = coverFile.extension.lowercase(Locale.ROOT)
if (ext == "png") return "image/png"
return "image/jpeg"
}
@@ -502,12 +508,13 @@ internal fun NativeDownloadFinalizer.downloadCoverForMetadata(context: Context,
if (coverUrl.isBlank()) return null
val safeItemId = input.itemId.ifBlank { "item" }.replace(Regex("[^A-Za-z0-9._-]"), "_")
val maxDimension = input.request.optLong("cover_max_dimension", 0L).coerceAtLeast(0L)
val output = File.createTempFile("native_cover_${safeItemId}_", ".jpg", context.cacheDir)
return try {
Gobackend.downloadCoverToFile(
Gobackend.downloadCoverToFileSized(
coverUrl,
output.absolutePath,
false
maxDimension
)
if (output.exists() && output.length() > 0L) {
output