Renaming files
This commit is contained in:
parent
16d02310e6
commit
bbd3252541
150
core.go
Normal file
150
core.go
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@ -0,0 +1,150 @@
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/*
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* Copyright (c) 2015 Alex Yatskov <alex@foosoft.net>
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* Author: Alex Yatskov <alex@foosoft.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package goldsmith
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import (
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"os"
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"path/filepath"
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"sync"
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)
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type goldsmith struct {
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srcDir, dstDir string
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contexts []*context
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refs map[string]bool
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refMtx sync.Mutex
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errors []error
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errorMtx sync.Mutex
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}
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func (gs *goldsmith) pushContext(plug Plugin) *context {
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ctx := &context{gs: gs, plug: plug, output: make(chan *file)}
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if len(gs.contexts) > 0 {
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ctx.input = gs.contexts[len(gs.contexts)-1].output
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}
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gs.contexts = append(gs.contexts, ctx)
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return ctx
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}
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func (gs *goldsmith) cleanupFiles() {
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files := make(chan string)
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dirs := make(chan string)
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go scanDir(gs.dstDir, files, dirs)
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for files != nil || dirs != nil {
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var (
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path string
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ok bool
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)
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select {
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case path, ok = <-files:
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if !ok {
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files = nil
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continue
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}
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case path, ok = <-dirs:
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if !ok {
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dirs = nil
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continue
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}
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default:
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continue
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}
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relPath, err := filepath.Rel(gs.dstDir, path)
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if err != nil {
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panic(err)
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}
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if contained, _ := gs.refs[relPath]; contained {
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continue
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}
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os.RemoveAll(path)
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}
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}
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func (gs *goldsmith) exportFile(f *file) error {
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absPath := filepath.Join(gs.dstDir, f.path)
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if err := f.export(absPath); err != nil {
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return err
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}
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gs.referenceFile(f.path)
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return nil
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}
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func (gs *goldsmith) referenceFile(path string) {
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gs.refMtx.Lock()
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defer gs.refMtx.Unlock()
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path = cleanPath(path)
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for {
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gs.refs[path] = true
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if path == "." {
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break
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}
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path = filepath.Dir(path)
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}
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}
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func (gs *goldsmith) fault(f *file, err error) {
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gs.errorMtx.Lock()
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ferr := &Error{Err: err}
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if f != nil {
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ferr.Path = f.path
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}
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gs.errors = append(gs.errors, ferr)
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gs.errorMtx.Unlock()
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}
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//
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// Goldsmith Implementation
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//
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func (gs *goldsmith) Chain(p Plugin) Goldsmith {
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gs.pushContext(p)
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return gs
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}
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func (gs *goldsmith) End(dstDir string) []error {
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gs.dstDir = dstDir
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for _, ctx := range gs.contexts {
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go ctx.chain()
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}
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ctx := gs.contexts[len(gs.contexts)-1]
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for f := range ctx.output {
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gs.exportFile(f)
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}
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gs.cleanupFiles()
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return gs.errors
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}
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182
goldsmith.go
182
goldsmith.go
@ -23,128 +23,80 @@
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package goldsmith
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import (
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"os"
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"path/filepath"
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"sync"
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"bytes"
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"io"
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)
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type goldsmith struct {
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srcDir, dstDir string
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contexts []*context
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refs map[string]bool
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refMtx sync.Mutex
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errors []error
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errorMtx sync.Mutex
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type Goldsmith interface {
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Chain(p Plugin) Goldsmith
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End(dstDir string) []error
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}
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func (gs *goldsmith) pushContext(plug Plugin) *context {
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ctx := &context{gs: gs, plug: plug, output: make(chan *file)}
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if len(gs.contexts) > 0 {
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ctx.input = gs.contexts[len(gs.contexts)-1].output
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}
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gs.contexts = append(gs.contexts, ctx)
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return ctx
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}
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func (gs *goldsmith) cleanupFiles() {
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files := make(chan string)
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dirs := make(chan string)
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go scanDir(gs.dstDir, files, dirs)
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for files != nil || dirs != nil {
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var (
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path string
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ok bool
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)
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select {
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case path, ok = <-files:
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if !ok {
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files = nil
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continue
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}
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case path, ok = <-dirs:
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if !ok {
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dirs = nil
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continue
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}
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default:
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continue
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}
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relPath, err := filepath.Rel(gs.dstDir, path)
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if err != nil {
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panic(err)
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}
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if contained, _ := gs.refs[relPath]; contained {
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continue
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}
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os.RemoveAll(path)
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}
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}
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func (gs *goldsmith) exportFile(f *file) error {
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absPath := filepath.Join(gs.dstDir, f.path)
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if err := f.export(absPath); err != nil {
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return err
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}
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gs.referenceFile(f.path)
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return nil
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}
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func (gs *goldsmith) referenceFile(path string) {
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gs.refMtx.Lock()
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defer gs.refMtx.Unlock()
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path = cleanPath(path)
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for {
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gs.refs[path] = true
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if path == "." {
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break
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}
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path = filepath.Dir(path)
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}
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}
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func (gs *goldsmith) fault(f *file, err error) {
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gs.errorMtx.Lock()
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ferr := &Error{Err: err}
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if f != nil {
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ferr.Path = f.path
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}
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gs.errors = append(gs.errors, ferr)
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gs.errorMtx.Unlock()
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}
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//
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// Goldsmith Implementation
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//
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func (gs *goldsmith) Chain(p Plugin) Goldsmith {
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gs.pushContext(p)
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func Begin(srcDir string) Goldsmith {
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gs := &goldsmith{srcDir: srcDir, refs: make(map[string]bool)}
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gs.Chain(new(loader))
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return gs
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}
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func (gs *goldsmith) End(dstDir string) []error {
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gs.dstDir = dstDir
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type File interface {
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Path() string
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for _, ctx := range gs.contexts {
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go ctx.chain()
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}
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Value(key string) (interface{}, bool)
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SetValue(key string, value interface{})
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CopyValues(src File)
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ctx := gs.contexts[len(gs.contexts)-1]
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for f := range ctx.output {
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gs.exportFile(f)
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}
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gs.cleanupFiles()
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return gs.errors
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Read(p []byte) (int, error)
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WriteTo(w io.Writer) (int64, error)
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Seek(offset int64, whence int) (int64, error)
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}
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func NewFileFromData(path string, data []byte) File {
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return &file{
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path: path,
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Meta: make(map[string]interface{}),
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reader: bytes.NewReader(data),
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}
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}
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func NewFileFromAsset(path, asset string) File {
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return &file{
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path: path,
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Meta: make(map[string]interface{}),
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asset: asset,
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}
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}
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type Context interface {
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DispatchFile(f File)
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ReferenceFile(path string)
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SrcDir() string
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DstDir() string
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}
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type Error struct {
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Err error
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Path string
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}
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func (e Error) Error() string {
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return e.Err.Error()
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}
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type Initializer interface {
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Initialize(ctx Context) error
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}
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type Accepter interface {
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Accept(ctx Context, f File) bool
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}
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type Processor interface {
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Process(ctx Context, f File) error
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}
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type Finalizer interface {
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Finalize(ctx Context) error
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}
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type Plugin interface{}
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102
types.go
102
types.go
@ -1,102 +0,0 @@
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/*
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* Copyright (c) 2015 Alex Yatskov <alex@foosoft.net>
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* Author: Alex Yatskov <alex@foosoft.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package goldsmith
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import (
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"bytes"
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"io"
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)
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type Goldsmith interface {
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Chain(p Plugin) Goldsmith
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End(dstDir string) []error
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}
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func Begin(srcDir string) Goldsmith {
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gs := &goldsmith{srcDir: srcDir, refs: make(map[string]bool)}
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gs.Chain(new(loader))
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return gs
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}
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type File interface {
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Path() string
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Value(key string) (interface{}, bool)
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SetValue(key string, value interface{})
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CopyValues(src File)
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Read(p []byte) (int, error)
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WriteTo(w io.Writer) (int64, error)
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Seek(offset int64, whence int) (int64, error)
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}
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func NewFileFromData(path string, data []byte) File {
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return &file{
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path: path,
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Meta: make(map[string]interface{}),
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reader: bytes.NewReader(data),
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}
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}
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func NewFileFromAsset(path, asset string) File {
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return &file{
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path: path,
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Meta: make(map[string]interface{}),
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asset: asset,
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}
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}
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type Context interface {
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DispatchFile(f File)
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ReferenceFile(path string)
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SrcDir() string
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DstDir() string
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}
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type Error struct {
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Err error
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Path string
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}
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func (e Error) Error() string {
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return e.Err.Error()
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}
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type Initializer interface {
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Initialize(ctx Context) error
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}
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type Accepter interface {
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Accept(ctx Context, f File) bool
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}
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type Processor interface {
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Process(ctx Context, f File) error
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}
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type Finalizer interface {
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Finalize(ctx Context) error
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}
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type Plugin interface{}
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Block a user