From 1bfb3355633b21bacfce57fde8e922cb9970b6d6 Mon Sep 17 00:00:00 2001
From: Silvan Jegen <s.jegen@gmail.com>
Date: Sat, 18 Feb 2017 07:35:24 +0100
Subject: Make the StringFilter configurable

---
 filter/str/string.go | 27 ++++++++++++++++++++++-----
 main.go              | 18 ++----------------
 2 files changed, 24 insertions(+), 21 deletions(-)

diff --git a/filter/str/string.go b/filter/str/string.go
index 0ae407d..c3e2213 100644
--- a/filter/str/string.go
+++ b/filter/str/string.go
@@ -5,16 +5,33 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
+	"strings"
 
+	"github.com/Shugyousha/stasher/filter"
+	"github.com/Shugyousha/stasher/registry"
 	"github.com/Shugyousha/stasher/work"
 )
 
+func init() {
+	registry.Filterregistry["string"] = New
+}
+
+type Replacer interface {
+	Replace(string) string
+}
+
 type StringFilter struct {
-	FilterFuncMap map[string]func(string) string
+	FilterFuncMap map[string]Replacer
 }
 
-func New(ffmap map[string]func(string) string) *StringFilter {
-	return &StringFilter{FilterFuncMap: ffmap}
+func New(kv map[string]string) filter.Filter {
+	replmap := make(map[string]Replacer, len(kv))
+
+	for field, repl := range kv {
+		replmap[field] = strings.NewReplacer(strings.Split(repl, "/")...)
+	}
+
+	return &StringFilter{FilterFuncMap: replmap}
 }
 
 func (f *StringFilter) Filter(w *work.Work) *work.Work {
@@ -33,13 +50,13 @@ func (f *StringFilter) Filter(w *work.Work) *work.Work {
 	}
 
 	changed := false
-	for field, ff := range f.FilterFuncMap {
+	for field, repl := range f.FilterFuncMap {
 		str, ok := jm[field]
 		if !ok {
 			continue
 		}
 
-		jm[field] = ff(str)
+		jm[field] = repl.Replace(str)
 		changed = true
 	}
 	if changed {
diff --git a/main.go b/main.go
index 8295ea3..ec7e6b2 100644
--- a/main.go
+++ b/main.go
@@ -4,13 +4,8 @@ import (
 	"bufio"
 	"fmt"
 	"os"
-	"strings"
 
 	"github.com/Shugyousha/stasher/conf"
-	"github.com/Shugyousha/stasher/filter/str"
-	"github.com/Shugyousha/stasher/input/stdin"
-	"github.com/Shugyousha/stasher/manager"
-	"github.com/Shugyousha/stasher/output/stdout"
 )
 
 func main() {
@@ -20,17 +15,8 @@ func main() {
 		os.Exit(1)
 	}
 
-	man := conf.NewManagerFromConfig(bufio.NewReader(f))
-	fmt.Fprintf(os.Stderr, "manager: %#v\n", man)
-
-	ffmap := make(map[string]func(string) string, 10)
-	ffmap["F"] = func(s string) string { return strings.ToUpper(s) }
-
-	m := manager.Manager{
-		Input:  stdin.New(nil),
-		Filter: str.New(ffmap),
-		Output: stdout.New(nil),
-	}
+	m := conf.NewManagerFromConfig(bufio.NewReader(f))
+	fmt.Fprintf(os.Stderr, "manager: %#v\n", m)
 
 	m.Run()
 }
-- 
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