getFileSizeByMode returns file size based on config mode

getFileSizeForDisplay returns file size with appropriate calculation based on config

getLastIndexedUnlocked calculates LastIndexed without acquiring lock (assumes lock is already held)

getQuickScanTimeUnlocked calculates QuickScanTime without acquiring lock (assumes lock is already held)

getScopedLocks pull lock from the map if found or create a new one

getStatusUnlocked calculates Status without acquiring lock (assumes lock is already held)

getTopLevelDirs returns a list of top-level directory paths in the root

handleFile processes a file and returns its size and whether it should be counted On Unix, always uses syscall to get size (allocated or logical based

handleJPEGFallback attempts to use FFmpeg for problematic JPEG files This is preview-specific logic for user files, not used for icon generation

identifySecretFieldsByReflection identifies secret fields by known field names

incrementScannerDirs increments the directory counter for the active scanner

incrementScannerFiles increments the file counter for the active scanner

isClientCancellation checks if an error is due to client cancellation (navigation away)

isSkippableStructType checks if a struct type should be skipped during recursion

isUserInGroup checks if a username is in a group.

jpegQuality returns JPEG quality (1-100) based on Quality setting

loadDefaultFavicon loads the embedded default favicon PNG

loadShareCache fills shareByHash and shareByPath from the backend and removes expired links from the DB. Call once at startup so all reads can be serv

migrateUserDefaults migrates deprecated UserDefaults fields to the new organized structure. This function maintains backwards compatibility by checkin

nameGlobPatternsForSearch builds non-empty parsed terms for SQLite name GLOB OR clauses.

newThrottledReadSeeker creates a new throttledReadSeeker.

normalizeFilename converts filename to lowercase and removes special characters to make fuzzy matching more effective

* Notify listeners that toasts have changed

Parses raw LRC text into a slice of Lyric. Lines with [hh:mm:ss.xx] (timestamps) will be parsed to ms for synced lyrics The ones without timestamp are

parseSearchDateUTCStart parses YYYY-MM-DD as midnight UTC; used for search date filters.

pickUserEntry returns the entry that represents a user when multiple entries match (e.g. Authentik user + virtual group). Prefers entries with objectC

prepForFrontend strips secrets and maps source identifiers to display names for JSON (never expose paths).

prepareScanState initializes per-scan maps. Quick scans previously skipped this and could panic with "assignment to entry in nil map" when writing sca

previewDecodeOpts returns decode options tuned for thumbnails: skip ICC/sRGB conversion (not needed for previews) and optionally apply EXIF orientatio

processDirectoryItem processes a directory item and returns the itemInfo, size, and whether it should be counted

processFileItem processes a file item and returns the itemInfo, size, shouldCount, and whether it bubbles up hasPreview

readEmbeddedYaml attempts to read the embedded config.generated.yaml file

readLastNLines reads the last N lines from a file efficiently

registerScannerNextRun removes the scanner from any previous slot and adds it at the given UTC time.

removeSpooledArchiveNow drops token state and deletes the temp file (idle timeout or final chunk served).

@returns {Promise<{ size: number, token: string | null }>}

returnOnlyOfficeSuccess returns a success response to OnlyOffice server

scheduleTierBoundsForComplexity limits how aggressive or idle a scanner may be scheduled. minTier: fastest allowed interval (low index); maxTier: slow

searchForPictureInVorbisComment looks for METADATA_BLOCK_PICTURE field in Vorbis comments

sendFileWatchUpdate reads the file/directory and sends an update via the events system

serveArchiveWithServeContent sends a built archive using ServeContent (Range-capable). For share links with MaxBandwidth > 0, outbound data is throttl

setCacheAfterMove updates both caches when a link's Source or Path changed. It acquires s.mu.

setContentType sets the appropriate Content-Type header based on file extension

setSessionCookie - sets the authentication token as an HTTP cookie Get the correct domain for cookie - prefer X-Forwarded-Host from reverse proxy

Parse total size from Content-Range: bytes 0-0/12345

updateComplexity calculates the complexity level (1-10) for this scanner's directory 0: unknown

validateCustomImage validates a custom image file path and returns the absolute path or error

validateMoveDestination checks if a move/rename operation is valid It prevents moving a directory into itself or its subdirectories

Middleware to ensure the user is an admin

withAuthRateLimitCredential enforces the credential tier (and optional per-username limits). When trackFailures is true, 401 responses increment faile

withOrWithoutUserHelper is a middleware that tries to authenticate a user. If authentication is successful, the user is added to the request context.

writePersistedIndexInfo writes scanners, stats, and disk totals to Bolt (no SSE broadcast).

All wraps StorageBackend.All

All returns all non-expired shares from the cache (populated at startup and by writes).