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package main
import (
"bytes"
"encoding/json"
"fmt"
"log"
"os"
"strings"
"github.com/Thibauth/bibtex"
)
func main() {
fname := os.Args[1]
f, err := os.Open(fname)
if err != nil {
log.Fatal(err)
}
db, err := bibtex.Parse(f, false)
res, _ := json.MarshalIndent(db, "", " ")
fmt.Println(string(res))
}
func MarshalEntry(e bibtex.Entry) string {
var buf bytes.Buffer
temp := make([]string, len(e.FNames))
open, close := "{", "}"
if strings.Contains(e.Key, "}") {
open, close = "(", ")"
}
buf.WriteString("@" + e.Type + open + e.Key + ",")
if len(e.FNames) == 0 {
buf.WriteString(close)
return buf.String()
} else {
buf.WriteString("\n\t")
}
for i, field := range e.FNames {
temp[i] = field + " = " + e.Fields[field].Marshal()
}
buf.WriteString(strings.Join(temp, ",\n\t"))
buf.WriteString("\n" + close)
return buf.String()
}
func Marshal(db *bibtex.Database) string {
var buf bytes.Buffer
for _, id := range db.SNames {
buf.WriteString("@string{" + id + " = " +
db.Strings[id].Marshal() + "}\n\n")
}
if db.Preamble != nil {
buf.WriteString("@preamble{" + db.Preamble.Marshal() + "}\n\n")
}
res := make([]string, len(db.EKeys))
for i, key := range db.EKeys {
res[i] = MarshalEntry(db.Entries[key])
}
buf.WriteString(strings.Join(res, "\n\n"))
return buf.String()
}
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