db

package

v2.2.2 Latest Latest Go to latest Published: Oct 2, 2022 License: AGPL-3.0 Imports: 16 Imported by: 0

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Repository

github.com/bakape/captchouli

Links

Open Source Insights

Documentation ¶

Index ¶

func BlacklistImage(hash [16]byte) (err error)
func CheckSolution(id [64]byte, solution []byte) (solved bool, err error)
func Close() error
func CountPending(tag string) (n int, err error)
func GenerateCaptcha(f Filters) (id [64]byte, images [9][16]byte, err error)
func GetSolution(id [64]byte) (solution []byte, err error)
func ImageCount(f Filters) (n int, err error)
func InTransaction(fn func(*sql.Tx) error) (err error)
func InsertImage(img Image) (err error)
func InsertPendingImage(img PendingImage) (err error)
func IsInDatabase(md5 [16]byte) (bool, error)
func IsPendingImage(md5 [16]byte) (bool, error)
func IsSolved(id [64]byte) (is bool, err error)
func Open() (err error)
func OpenForTests()
type Filters
type Image
type PendingImage
- func PopRandomPendingImage(tag string) (img PendingImage, err error)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func BlacklistImage ¶

func BlacklistImage(hash [16]byte) (err error)

Add image to blacklist so that it is not fetched again

func CheckSolution ¶

func CheckSolution(id [64]byte, solution []byte) (solved bool, err error)

Check, if a solution to a captcha is valid

func Close ¶

func Close() error

Close database connection

func CountPending ¶

func CountPending(tag string) (n int, err error)

Count pending images for tag

func GenerateCaptcha ¶

func GenerateCaptcha(f Filters) (id [64]byte, images [9][16]byte, err error)

Generate a new captcha and return its ID and image list in order

func GetSolution ¶

func GetSolution(id [64]byte) (solution []byte, err error)

Get solution for captcha by ID

func ImageCount ¶

func ImageCount(f Filters) (n int, err error)

Return count of images matching selectors

func InTransaction ¶

func InTransaction(fn func(*sql.Tx) error) (err error)

Runs function inside a transaction and handles comminting and rollback on error

func InsertImage ¶

func InsertImage(img Image) (err error)

Write image to database

func InsertPendingImage ¶

func InsertPendingImage(img PendingImage) (err error)

Insert a new image pending processing

func IsInDatabase ¶

func IsInDatabase(md5 [16]byte) (bool, error)

Return, if file is not already registered in the DB as valid thumbnail or in a blacklist

func IsPendingImage ¶

func IsPendingImage(md5 [16]byte) (bool, error)

Check, if image is already on the list of pending images

func IsSolved ¶

func IsSolved(id [64]byte) (is bool, err error)

Return, if captcha exists and is solved. The captcha is deleted on a successful check to prevent replayagain attacks.

func Open ¶

func Open() (err error)

Open a database connection

func OpenForTests ¶

func OpenForTests()

Open database for testing purposes

Types ¶

type Filters ¶

type Filters struct {
	common.FetchRequest
	Explicitness []boorufetch.Rating
}

Filters for querying an image for a captcha

type Image ¶

type Image struct {
	Rating boorufetch.Rating
	Source common.DataSource
	MD5    [16]byte
	Tags   []string
}

type PendingImage ¶

type PendingImage struct {
	Rating         boorufetch.Rating
	MD5            [16]byte
	TargetTag, URL string
	Tags           []string
}

Image data fetched from boorus pending processing by random selection

func PopRandomPendingImage ¶

func PopRandomPendingImage(tag string) (img PendingImage, err error)

Deletes random pending pending image for tag and returns it, if any

Source Files ¶

View all Source files

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