83 lines
2.0 KiB
Go
83 lines
2.0 KiB
Go
package textin
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import (
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"apigo.cc/apigo/gojs"
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"apigo.cc/apigo/gojs/dop251/goja"
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_ "embed"
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"errors"
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"github.com/ssgo/config"
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"github.com/ssgo/httpclient"
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"github.com/ssgo/u"
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"time"
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)
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type Conf struct {
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AKey string
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SKey string
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}
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//go:embed textin.ts
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var textinTS string
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var conf = Conf{}
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var confAes = u.NewAes([]byte("?GQ$0K0GgLdO=f+~L68PLm$uhKr4'=tV"), []byte("VFs7@sK61cj^f?HZ"))
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var keysIsSet = false
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func SetSSKey(key, iv []byte) {
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if !keysIsSet {
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confAes = u.NewAes(key, iv)
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keysIsSet = true
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}
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}
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func init() {
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obj := map[string]interface{}{
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"OCR": func(argsIn goja.FunctionCall, vm *goja.Runtime) goja.Value {
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args := gojs.MakeArgs(&argsIn, vm).Check(1)
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return vm.ToValue(OCR(args.Bytes(0), vm))
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},
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"OCRFromFile": func(argsIn goja.FunctionCall, vm *goja.Runtime) goja.Value {
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path := gojs.MakeArgs(&argsIn, vm).Check(1).Path(0)
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if file, err := u.ReadFileBytes(path); err != nil {
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panic(vm.NewGoError(err))
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} else {
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return vm.ToValue(OCR(file, vm))
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}
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},
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}
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config.LoadConfig("textin", &conf)
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conf.AKey = confAes.DecryptUrlBase64ToString(conf.AKey)
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conf.SKey = confAes.DecryptUrlBase64ToString(conf.SKey)
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//log.DefaultLogger.Info("conf", "", conf)
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gojs.Register("textin", gojs.Module{
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Object: obj,
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TsCode: textinTS,
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Example: "",
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})
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}
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func OCR(file []byte, vm *goja.Runtime) string {
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resMap := httpclient.GetClient(time.Second*30).Post("https://api.textin.com/ai/service/v2/recognize/multipage", file, "x-ti-app-id", conf.AKey, "x-ti-secret-code", conf.SKey).Map()
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res := struct {
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Result struct {
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Pages []struct {
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Lines []struct {
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Text string
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} `json:"lines"`
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} `json:"pages"`
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} `json:"result"`
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}{}
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//log.DefaultLogger.Info("Result", "", resMap)
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str := ""
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u.Convert(resMap, &res)
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if len(res.Result.Pages) < 1 {
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panic(vm.NewGoError(errors.New(u.BRed("no characters recognized"))))
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}
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for _, k := range res.Result.Pages[len(res.Result.Pages)-1].Lines {
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str += "" + k.Text
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}
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//log.DefaultLogger.Info("OCRResult", "Map", resMap, "Text", str)
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return str
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}
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