utils

package

v0.0.0-...-175e951 Latest Latest Go to latest Published: Dec 2, 2025 License: AGPL-3.0 Imports: 26 Imported by: 0

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Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/ericls/imgdd

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Documentation ¶

Index ¶

func DetectMIMEType(data *([]byte)) string
func GenerateLockKey(identifier string) int64
func GetEnv(key, fallback string) string
func GetExtFromFilename(filename string) string
func GetExtFromMIMEType(mimeType string) string
func GetImageDimensions(imageBytes []byte) (int32, int32, error)
func GetMimeTypeFromFilename(filename string) string
func IsStrTruthy(s string) bool
func JsonEscape(i string) string
func MaybeRemoveExif(data []byte) ([]byte, error)
func Reversed[T any](s []T) []T
func RunWithLock(lock MutexLock, fn func() error) error
func RunWorkerPool[T any](tasks []WorkerTask[T], maxWorkers int) chan workerResult[T]
func SafeDeref[T any](p *T) T
func SafeDerefWithDefault[T any](p *T, defaultValue T) T
func Slugify(s string, lower ...bool) string
type Lazy
- func NewLazy[T any](newfunc func() T) *Lazy[T]
- func (this *Lazy[T]) Value() T
type MutexLock
type PgAdvisoryLock
- func NewPgAdvisoryLock(db *sql.DB, lockKey int64) *PgAdvisoryLock
- func (p *PgAdvisoryLock) AcquireLock() (bool, error)
- func (p *PgAdvisoryLock) ReleaseLock() error
type RedisLock
- func NewRedisLock(client *redis.Client, key string, ttl time.Duration) *RedisLock
- func (r *RedisLock) AcquireLock() (bool, error)
- func (r *RedisLock) ReleaseLock() error
type SeekerReader
type WorkerTask

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func DetectMIMEType ¶

func DetectMIMEType(data *([]byte)) string

func GenerateLockKey ¶

func GenerateLockKey(identifier string) int64

func GetEnv ¶

func GetEnv(key, fallback string) string

func GetExtFromFilename ¶

func GetExtFromFilename(filename string) string

func GetExtFromMIMEType ¶

func GetExtFromMIMEType(mimeType string) string

func GetImageDimensions ¶

func GetImageDimensions(imageBytes []byte) (int32, int32, error)

func GetMimeTypeFromFilename ¶

func GetMimeTypeFromFilename(filename string) string

func IsStrTruthy ¶

func IsStrTruthy(s string) bool

func JsonEscape ¶

func JsonEscape(i string) string

func MaybeRemoveExif ¶

func MaybeRemoveExif(data []byte) ([]byte, error)

func Reversed ¶

func Reversed[T any](s []T) []T

func RunWithLock ¶

func RunWithLock(lock MutexLock, fn func() error) error

func RunWorkerPool ¶

func RunWorkerPool[T any](tasks []WorkerTask[T], maxWorkers int) chan workerResult[T]

func SafeDeref ¶

func SafeDeref[T any](p *T) T

func SafeDerefWithDefault ¶

func SafeDerefWithDefault[T any](p *T, defaultValue T) T

func Slugify ¶

func Slugify(s string, lower ...bool) string

Types ¶

type Lazy ¶

type Lazy[T any] struct {
	New func() T
	// contains filtered or unexported fields
}

func NewLazy ¶

func NewLazy[T any](newfunc func() T) *Lazy[T]

func (*Lazy[T]) Value ¶

func (this *Lazy[T]) Value() T

type MutexLock ¶

type MutexLock interface {
	AcquireLock() (bool, error)
	ReleaseLock() error
}

type PgAdvisoryLock ¶

type PgAdvisoryLock struct {
	// contains filtered or unexported fields
}

func NewPgAdvisoryLock ¶

func NewPgAdvisoryLock(db *sql.DB, lockKey int64) *PgAdvisoryLock

func (*PgAdvisoryLock) AcquireLock ¶

func (p *PgAdvisoryLock) AcquireLock() (bool, error)

func (*PgAdvisoryLock) ReleaseLock ¶

func (p *PgAdvisoryLock) ReleaseLock() error

type RedisLock ¶

type RedisLock struct {
	// contains filtered or unexported fields
}

func NewRedisLock ¶

func NewRedisLock(client *redis.Client, key string, ttl time.Duration) *RedisLock

func (*RedisLock) AcquireLock ¶

func (r *RedisLock) AcquireLock() (bool, error)

func (*RedisLock) ReleaseLock ¶

func (r *RedisLock) ReleaseLock() error

type SeekerReader ¶

type SeekerReader interface {
	io.Seeker
	io.Reader
}

type WorkerTask ¶

type WorkerTask[T any] struct {
	Job     T
	Execute func(T) error
}

Source Files ¶

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Directories ¶

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