94 lines
1.7 KiB
Go
94 lines
1.7 KiB
Go
package main
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import (
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"bufio"
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"fmt"
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"net/http"
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"os"
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"regexp"
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"strings"
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)
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const (
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BASE = "dict.cc/?s="
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VAR1 = "var c1Arr = new Array("
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VAR2 = "var c2Arr = new Array("
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SUFF = ");"
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)
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func main() {
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if len(os.Args) < 2 || os.Args[1][0] == '-' {
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println("usage:", os.Args[0], "word [{de|es|fr|en...}{de|es|fr|en|...}]")
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return
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}
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fromto := ""
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if len(os.Args) > 2 {
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fromto = os.Args[2] + "."
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}
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r, err := http.Get("http://" + fromto + BASE + os.Args[1])
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if err != nil {
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println("error:", err.Error())
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return
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}
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defer r.Body.Close()
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byline := bufio.NewScanner(r.Body)
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var left, right []string
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for byline.Scan() {
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line := byline.Text()
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if strings.HasPrefix(line, VAR1) {
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line = strings.TrimPrefix(line, VAR1)
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line = strings.TrimSuffix(line, SUFF)
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left = strings.Split(line, `","`)
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} else if strings.HasPrefix(line, VAR2) {
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line = strings.TrimPrefix(line, VAR2)
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line = strings.TrimSuffix(line, SUFF)
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right = strings.Split(line, `","`)
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break
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}
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}
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if len(left) != len(right) {
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println("error: arrays of different length")
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fmt.Println(strings.Join(left, "\n"), len(left))
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fmt.Println(strings.Join(right, "\n"), len(right))
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return
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}
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ml := 5
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for _, v := range right {
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if len(v) > ml {
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ml = len(v)
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}
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}
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if ml > 40 {
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ml = 40
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}
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re := regexp.MustCompile(`\\(['"„])`)
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for i, _ := range right {
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a := strings.Trim(right[i], `„"`)
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b := strings.Trim(left[i], `„"`)
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a = re.ReplaceAllString(a, `$1`)
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b = re.ReplaceAllString(b, `$1`)
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if a == "" {
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continue
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}
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if len(a) > ml {
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if i := strings.LastIndex(a[:ml], " "); i > 0 {
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fmt.Printf("%*s\n", ml, a[:i])
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a = a[i:]
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}
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}
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// TODO: wrap when len(a) > ml
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fmt.Printf("%*s → %s\n", ml, a, b)
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}
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}
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