Switch to v1.0.2 of github.com/chai2010/gettext-go

Signed-off-by: Davanum Srinivas <davanum@gmail.com>

vendor/github.com/chai2010/gettext-go/fs_zip.go

@@ -0,0 +1,142 @@
+// Copyright 2013 ChaiShushan <chaishushan{AT}gmail.com>. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package gettext
+
+import (
+	"archive/zip"
+	"fmt"
+	"io/ioutil"
+	"sort"
+	"strings"
+)
+
+type zipFS struct {
+	root string
+	name string
+	r    *zip.Reader
+}
+
+func newZipFS(r *zip.Reader, name string) *zipFS {
+	fs := &zipFS{r: r, name: name}
+	fs.root = fs.zipRoot()
+	return fs
+}
+
+func (p *zipFS) zipName() string {
+	name := p.name
+	if x := strings.LastIndexAny(name, `\/`); x != -1 {
+		name = name[x+1:]
+	}
+	name = strings.TrimSuffix(name, ".zip")
+	return name
+}
+
+func (p *zipFS) zipRoot() string {
+	var somepath string
+	for _, f := range p.r.File {
+		if x := strings.Index(f.Name, "LC_MESSAGES"); x != -1 {
+			somepath = f.Name
+		}
+		if x := strings.Index(f.Name, "LC_RESOURCE"); x != -1 {
+			somepath = f.Name
+		}
+	}
+	if somepath == "" {
+		return p.zipName()
+	}
+
+	ss := strings.Split(somepath, "/")
+	for i, s := range ss {
+		// $(root)/$(lang)/LC_MESSAGES
+		// $(root)/$(lang)/LC_RESOURCE
+		if (s == "LC_MESSAGES" || s == "LC_RESOURCE") && i >= 2 {
+			return strings.Join(ss[:i-1], "/")
+		}
+	}
+
+	return p.zipName()
+}
+
+func (p *zipFS) LocaleList() []string {
+	var locals []string
+	for s := range p.lsZip(p.r) {
+		locals = append(locals, s)
+	}
+	sort.Strings(locals)
+	return locals
+}
+
+func (p *zipFS) LoadMessagesFile(domain, lang, ext string) ([]byte, error) {
+	trName := p.makeMessagesFileName(domain, lang, ext)
+	for _, f := range p.r.File {
+		if f.Name != trName {
+			continue
+		}
+		rc, err := f.Open()
+		if err != nil {
+			return nil, err
+		}
+		rcData, err := ioutil.ReadAll(rc)
+		rc.Close()
+		return rcData, err
+	}
+	return nil, fmt.Errorf("not found")
+}
+
+func (p *zipFS) LoadResourceFile(domain, lang, name string) ([]byte, error) {
+	rcName := p.makeResourceFileName(domain, lang, name)
+	for _, f := range p.r.File {
+		if f.Name != rcName {
+			continue
+		}
+		rc, err := f.Open()
+		if err != nil {
+			return nil, err
+		}
+		rcData, err := ioutil.ReadAll(rc)
+		rc.Close()
+		return rcData, err
+	}
+	return nil, fmt.Errorf("not found")
+}
+
+func (p *zipFS) String() string {
+	return "gettext.zipfs(" + p.name + ")"
+}
+
+func (p *zipFS) makeMessagesFileName(domain, lang, ext string) string {
+	return fmt.Sprintf("%s/%s/LC_MESSAGES/%s%s", p.root, lang, domain, ext)
+}
+
+func (p *zipFS) makeResourceFileName(domain, lang, name string) string {
+	return fmt.Sprintf("%s/%s/LC_RESOURCE/%s/%s", p.root, lang, domain, name)
+}
+
+func (p *zipFS) lsZip(r *zip.Reader) map[string]bool {
+	ssMap := make(map[string]bool)
+	for _, f := range r.File {
+		if x := strings.Index(f.Name, "LC_MESSAGES"); x != -1 {
+			s := strings.TrimRight(f.Name[:x], `\/`)
+			if x = strings.LastIndexAny(s, `\/`); x != -1 {
+				s = s[x+1:]
+			}
+			if s != "" {
+				ssMap[s] = true
+			}
+			continue
+		}
+		if x := strings.Index(f.Name, "LC_RESOURCE"); x != -1 {
+			s := strings.TrimRight(f.Name[:x], `\/`)
+			if x = strings.LastIndexAny(s, `\/`); x != -1 {
+				s = s[x+1:]
+			}
+			if s != "" {
+				ssMap[s] = true
+			}
+			continue
+		}
+	}
+	return ssMap
+}