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106 lines
2.0 KiB
106 lines
2.0 KiB
package caddyhugo
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import (
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"fmt"
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"io/ioutil"
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"net/http"
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"path"
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"sync"
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"github.com/spf13/afero"
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"git.stephensearles.com/stephen/acedoc"
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"git.stephensearles.com/stephen/idleshut"
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)
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type editSession struct {
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clients uint
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docname string
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filename string
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doc *acedoc.Document
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tmpfs afero.Fs
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mtx sync.Mutex
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}
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func (es *editSession) Clients() uint {
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es.mtx.Lock()
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defer es.mtx.Unlock()
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return es.clients
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}
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func (ch *CaddyHugo) newEditSession(docName string) (*editSession, error) {
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filename := ch.docFilename(docName)
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fmt.Println("opening", filename)
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contents, err := ioutil.ReadFile(filename)
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if err != nil {
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return nil, err
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}
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es := &editSession{
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docname: docName,
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filename: filename,
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doc: acedoc.NewString(string(contents)),
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// tmpfs: afero.NewCopyOnWriteFs(afero.NewBasePathFs(afero.NewOsFs(), ch.Dir+"/"), afero.NewMemMapFs()),
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tmpfs: afero.NewCopyOnWriteFs(afero.NewReadOnlyFs(afero.NewBasePathFs(afero.NewOsFs(), ch.Dir)), afero.NewMemMapFs()),
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}
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printTree(es.tmpfs)
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err = es.doc.LogToFile(path.Join(ch.Dir, "logs", docName))
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if err != nil {
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fmt.Println(err)
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return nil, err
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}
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ch.docs[filename] = es
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err = ch.renderDraft(es)
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if err != nil {
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return nil, err
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}
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return es, nil
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}
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func (ch *CaddyHugo) renderDraft(es *editSession) error {
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var proc *idleshut.Process
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f := func() {
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if es.clients != 0 {
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proc.Touch()
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}
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}
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cfg, err := HugoCmdProcessConfig(ch, es, f)
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if err != nil {
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return fmt.Errorf("rendering draft: %v", err)
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}
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proc = idleshut.New(cfg)
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return proc.Start()
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}
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func (ch *CaddyHugo) hasEditSession(docName string) (*editSession, bool) {
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dr, ok := ch.docs[ch.docFilename(docName)]
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return dr, ok
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}
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func (ch *CaddyHugo) editSession(docName string) (*editSession, error) {
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ch.mtx.Lock()
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defer ch.mtx.Unlock()
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var err error
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dr, ok := ch.hasEditSession(docName)
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if !ok {
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dr, err = ch.newEditSession(docName)
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}
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return dr, err
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}
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func docNameFromEditRequest(r *http.Request) string {
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return r.URL.Path[len("/hugo/edit/"):]
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}
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