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- // Copyright 2014 Dustin Webber
- // Copyright 2015 The Macaron Authors
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
-
- // Package bindata is a helper module that allows to use in-memory static and template files for Macaron.
- package bindata
-
- import (
- "bytes"
- "fmt"
- "io"
- "os"
-
- "github.com/elazarl/go-bindata-assetfs"
- "gopkg.in/macaron.v1"
- )
-
- const _VERSION = "0.1.1"
-
- func Version() string {
- return _VERSION
- }
-
- type (
- templateFileSystem struct {
- files []macaron.TemplateFile
- }
-
- templateFile struct {
- name string
- data []byte
- ext string
- }
-
- Options struct {
- // Asset should return content of file in path if exists
- Asset func(path string) ([]byte, error)
- // AssetDir should return list of files in the path
- AssetDir func(path string) ([]string, error)
- // AssetInfo should return the info of file in path if exists
- AssetInfo func(path string) (os.FileInfo, error)
- // AssetNames should return list of all asset names
- AssetNames func() []string
- // Prefix would be prepended to http requests
- Prefix string
- }
- )
-
- func Static(opt Options) *assetfs.AssetFS {
- fs := &assetfs.AssetFS{
- Asset: opt.Asset,
- AssetDir: opt.AssetDir,
- AssetInfo: opt.AssetInfo,
- Prefix: opt.Prefix,
- }
-
- return fs
- }
-
- func (templates templateFileSystem) ListFiles() []macaron.TemplateFile {
- return templates.files
- }
-
- func (templates templateFileSystem) Get(name string) (io.Reader, error) {
- for i := range templates.files {
- if templates.files[i].Name()+templates.files[i].Ext() == name {
- return bytes.NewReader(templates.files[i].Data()), nil
- }
- }
- return nil, fmt.Errorf("file '%s' not found", name)
- }
-
- func (f *templateFile) Name() string {
- return f.name
- }
-
- func (f *templateFile) Data() []byte {
- return f.data
- }
-
- func (f *templateFile) Ext() string {
- return f.ext
- }
-
- func Templates(opt Options) templateFileSystem {
- fs := templateFileSystem{}
- fs.files = make([]macaron.TemplateFile, 0, 10)
-
- list := opt.AssetNames()
-
- for _, key := range list {
- ext := macaron.GetExt(key)
-
- data, err := opt.Asset(key)
-
- if err != nil {
- continue
- }
-
- name := (key[0 : len(key)-len(ext)])
-
- fs.files = append(fs.files, &templateFile{name, data, ext})
- }
-
- return fs
- }
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