mirror of
https://github.com/schollz/cowyo.git
synced 2023-08-10 21:13:00 +03:00
107 lines
2.7 KiB
Go
Executable File
107 lines
2.7 KiB
Go
Executable File
package main
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import (
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"encoding/json"
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"io/ioutil"
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"os"
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"path"
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"regexp"
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"strings"
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"time"
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"github.com/schollz/versionedtext"
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)
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// Page is the basic struct
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type Page struct {
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Name string
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Text versionedtext.VersionedText
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Meta string
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RenderedPage string
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IsLocked bool
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PassphraseToUnlock string
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IsEncrypted bool
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IsPrimedForSelfDestruct bool
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}
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func Open(name string) (p *Page) {
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p = new(Page)
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p.Name = name
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p.Text = versionedtext.NewVersionedText("")
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p.Render()
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bJSON, err := ioutil.ReadFile(path.Join(pathToData, encodeToBase32(strings.ToLower(name))+".json"))
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if err != nil {
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return
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}
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err = json.Unmarshal(bJSON, &p)
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if err != nil {
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p = new(Page)
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}
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return p
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}
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func DirectoryList() (names []string, lengths []int, numchanges []int, lastEdited []string) {
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files, _ := ioutil.ReadDir(pathToData)
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names = make([]string, len(files))
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lengths = make([]int, len(files))
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numchanges = make([]int, len(files))
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lastEdited = make([]string, len(files))
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for i, f := range files {
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names[i] = DecodeFileName(f.Name())
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p := Open(names[i])
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lengths[i] = len(p.Text.GetCurrent())
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numchanges[i] = p.Text.NumEdits()
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lastEdited[i] = time.Unix(p.Text.LastEditTime()/1000000000, 0).Format("Mon Jan 2 15:04:05 MST 2006")
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}
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return
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}
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func DecodeFileName(s string) string {
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s2, _ := decodeFromBase32(strings.Split(s, ".")[0])
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return s2
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}
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// Update cleans the text and updates the versioned text
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// and generates a new render
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func (p *Page) Update(newText string) error {
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// Trim space from end
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newText = strings.TrimRight(newText, "\n\t ")
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// Update the versioned text
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p.Text.Update(newText)
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// Render the new page
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p.Render()
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return p.Save()
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}
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func (p *Page) Render() {
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if p.IsEncrypted {
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p.RenderedPage = "<code>" + p.Text.GetCurrent() + "</code>"
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return
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}
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// Convert [[page]] to [page](/page/view)
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r, _ := regexp.Compile("\\[\\[(.*?)\\]\\]")
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currentText := p.Text.GetCurrent()
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for _, s := range r.FindAllString(currentText, -1) {
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currentText = strings.Replace(currentText, s, "["+s[2:len(s)-2]+"](/"+s[2:len(s)-2]+"/view)", 1)
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}
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p.Text.Update(currentText)
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p.RenderedPage = MarkdownToHtml(p.Text.GetCurrent())
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}
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func (p *Page) Save() error {
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bJSON, err := json.MarshalIndent(p, "", " ")
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if err != nil {
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return err
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}
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return ioutil.WriteFile(path.Join(pathToData, encodeToBase32(strings.ToLower(p.Name))+".json"), bJSON, 0644)
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}
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func (p *Page) Erase() error {
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log.Trace("Erasing " + p.Name)
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return os.Remove(path.Join(pathToData, encodeToBase32(strings.ToLower(p.Name))+".json"))
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}
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