94 lines
2.2 KiB
Go
94 lines
2.2 KiB
Go
// Copyright 2016 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package hugofs
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import (
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"github.com/spf13/afero"
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"github.com/spf13/viper"
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)
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var (
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sourceFs afero.Fs
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destinationFs afero.Fs
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osFs afero.Fs = &afero.OsFs{}
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workingDirFs *afero.BasePathFs
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)
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// Source returns Hugo's source file system.
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func Source() afero.Fs {
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return sourceFs
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}
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// SetSource sets Hugo's source file system
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// and re-initializes dependent file systems.
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func SetSource(fs afero.Fs) {
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sourceFs = fs
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initSourceDependencies()
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}
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// Destination returns Hugo's destionation file system.
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func Destination() afero.Fs {
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return destinationFs
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}
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// SetDestination sets Hugo's destionation file system
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func SetDestination(fs afero.Fs) {
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destinationFs = fs
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}
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// Os returns an OS file system.
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func Os() afero.Fs {
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return osFs
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}
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// WorkingDir returns a read-only file system
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// restricted to the project working dir.
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func WorkingDir() *afero.BasePathFs {
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return workingDirFs
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}
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// InitFs initializes with the OS file system
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// as source and destination file systems.
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func InitDefaultFs() {
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InitFs(&afero.OsFs{})
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}
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// InitMemFs initializes with a MemMapFs as source and destination file systems.
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// Useful for testing.
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func InitMemFs() {
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InitFs(&afero.MemMapFs{})
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}
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// InitFs initializes with the given file system
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// as source and destination file systems.
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func InitFs(fs afero.Fs) {
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sourceFs = fs
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destinationFs = fs
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initSourceDependencies()
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}
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func initSourceDependencies() {
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workingDir := viper.GetString("WorkingDir")
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if workingDir != "" {
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workingDirFs = afero.NewBasePathFs(afero.NewReadOnlyFs(sourceFs), workingDir).(*afero.BasePathFs)
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}
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}
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func init() {
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InitDefaultFs()
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}
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