mirror of
https://codeberg.org/scip/epuppy.git
synced 2025-12-16 12:01:00 +01:00
add cover image support (#7)
This commit is contained in:
T.v.Dein
GitHub
@@ -32,7 +32,7 @@ import (
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)
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const (
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Version string = `v0.0.4`
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Version string = `v0.0.5`
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Usage string = `This is epuppy, a terminal ui ebook viewer.
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Usage: epuppy [options] <epub file>
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@@ -42,6 +42,7 @@ Options:
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-s --store-progress remember reading position
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-n --line-numbers add line numbers
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-c --config <file> use config <file>
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-i --cover-image display cover image
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-t --txt dump readable content to STDOUT
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-x --xml dump source xml to STDOUT
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-N --no-color disable colors (or use $NO_COLOR env var)
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@@ -63,6 +64,7 @@ type Config struct {
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ColorDark ColorSetting `koanf:"colordark"` // comes from config file only
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ColorLight ColorSetting `koanf:"colorlight"` // comes from config file only
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ShowHelp bool `koanf:"help"`
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ShowCover bool `koanf:"cover-image"` // -i
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Colors Colors // generated from user config file or internal defaults, respects dark mode
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Document string
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InitialProgress int // lines
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@@ -89,6 +91,7 @@ func InitConfig(output io.Writer) (*Config, error) {
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flagset.BoolP("txt", "t", false, "dump readable content to STDOUT")
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flagset.BoolP("xml", "x", false, "dump xml to STDOUT")
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flagset.BoolP("no-color", "N", false, "disable colors")
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flagset.BoolP("cover-image", "i", false, "show cover image")
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flagset.BoolP("help", "h", false, "show help")
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flagset.StringP("config", "c", "", "read config from file")
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63
cmd/pager.go
63
cmd/pager.go
@@ -21,10 +21,13 @@ package cmd
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// https://github.com/charmbracelet/bubbletea/tree/main/examples/pager
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import (
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"bytes"
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"fmt"
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"image"
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"os"
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"strings"
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"github.com/blacktop/go-termimg"
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"github.com/charmbracelet/bubbles/help"
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"github.com/charmbracelet/bubbles/key"
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"github.com/charmbracelet/bubbles/viewport"
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@@ -132,6 +135,7 @@ type Doc struct {
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hideUi bool
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meta *Meta
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config *Config
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Cover *termimg.ImageWidget
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keys keyMap
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help help.Model
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@@ -220,7 +224,12 @@ func (m *Doc) Rewrap() {
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// wrapping has changed, update viewport and line count
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if content != "" {
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m.viewport.SetContent(content)
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if m.Cover != nil {
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cover, _ := m.Cover.Render()
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m.viewport.SetContent(cover + "\n\n" + content)
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} else {
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m.viewport.SetContent(content)
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}
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m.meta.lines = len(strings.Split(content, "\n"))
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}
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@@ -270,7 +279,15 @@ func max(a, b int) int {
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return b
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}
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func Pager(conf *Config, title, message string) (int, error) {
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type Ebook struct {
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Config *Config
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Title string
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Body string
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Cover []byte
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MediaType string
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}
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func Pager(book *Ebook) (int, error) {
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width := 80
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scrollto := 0
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@@ -281,32 +298,44 @@ func Pager(conf *Config, title, message string) (int, error) {
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}
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}
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if conf.StoreProgress {
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scrollto = conf.InitialProgress
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if book.Config.StoreProgress {
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scrollto = book.Config.InitialProgress
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}
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if conf.LineNumbers {
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if book.Config.LineNumbers {
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catn := ""
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for idx, line := range strings.Split(message, "\n") {
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for idx, line := range strings.Split(book.Body, "\n") {
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catn += fmt.Sprintf("%4d: %s\n", idx, line)
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}
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message = catn
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book.Body = catn
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}
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meta := Meta{
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initialprogress: scrollto,
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lines: len(strings.Split(message, "\n")),
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lines: len(strings.Split(book.Body, "\n")),
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}
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doc := Doc{
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content: book.Body,
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title: book.Title,
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initialwidth: width,
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meta: &meta,
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config: book.Config,
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keys: keys,
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}
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if book.MediaType != "" && book.Config.ShowCover {
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img, _, err := image.Decode(bytes.NewReader(book.Cover))
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if err != nil {
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return 0, fmt.Errorf("failed to load cover image: %w", err)
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}
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doc.Cover = termimg.NewImageWidgetFromImage(img)
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doc.Cover.SetSize(width, width).SetProtocol(termimg.Auto)
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}
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p := tea.NewProgram(
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Doc{
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content: message,
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title: title,
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initialwidth: width,
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meta: &meta,
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config: conf,
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keys: keys,
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},
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doc,
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tea.WithAltScreen(), // use the full size of the terminal in its "alternate screen buffer"
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tea.WithMouseCellMotion(), // turn on mouse support so we can track the mouse wheel
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)
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@@ -315,7 +344,7 @@ func Pager(conf *Config, title, message string) (int, error) {
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return 0, fmt.Errorf("could not run pager: %w", err)
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}
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if conf.Debug {
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if book.Config.Debug {
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fmt.Printf("scrollto: %d, last: %d, diff: %d\n",
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scrollto, meta.currentline, scrollto-meta.currentline)
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}
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16
cmd/view.go
16
cmd/view.go
@@ -44,7 +44,11 @@ func ViewText(conf *Config) (int, error) {
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return fmt.Println(string(data))
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}
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return Pager(conf, conf.Document, string(data))
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return Pager(&Ebook{
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Config: conf,
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Title: conf.Document,
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Body: string(data),
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})
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}
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func ViewEpub(conf *Config) (int, error) {
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@@ -74,11 +78,15 @@ func ViewEpub(conf *Config) (int, error) {
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return fmt.Println(buf.String())
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}
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return Pager(conf, head.String(), buf.String())
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return Pager(&Ebook{
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Config: conf,
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Title: head.String(),
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Body: buf.String(),
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Cover: book.CoverImage,
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MediaType: book.CoverMediaType,
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})
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}
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// FIXME: since the switch to book.Files() in epub.Open() this
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// returns invalid chapter numbering
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func fetchByContent(conf *Config, buf *strings.Builder, book *epub.Book) bool {
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chapter := 1
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var gotbody bool
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7
go.mod
7
go.mod
@@ -41,14 +41,21 @@ require (
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require (
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github.com/antchfx/xpath v1.3.5 // indirect
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github.com/blacktop/go-termimg v0.1.20 // indirect
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github.com/charmbracelet/x/mosaic v0.0.0-20250702191427-5bdfc8f2e4ff // indirect
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github.com/fsnotify/fsnotify v1.9.0 // indirect
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github.com/go-viper/mapstructure/v2 v2.4.0 // indirect
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github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
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github.com/knadh/koanf/maps v0.1.2 // indirect
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github.com/makeworld-the-better-one/dither/v2 v2.4.0 // indirect
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github.com/mattn/go-sixel v0.0.5 // indirect
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github.com/mitchellh/copystructure v1.2.0 // indirect
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github.com/mitchellh/reflectwalk v1.0.2 // indirect
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github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 // indirect
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github.com/pelletier/go-toml v1.9.5 // indirect
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github.com/rogpeppe/go-internal v1.14.1 // indirect
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github.com/soniakeys/quant v1.0.0 // indirect
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golang.org/x/image v0.25.0 // indirect
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golang.org/x/net v0.44.0 // indirect
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golang.org/x/tools v0.37.0 // indirect
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)
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19
go.sum
19
go.sum
@@ -8,6 +8,8 @@ github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiE
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github.com/aymanbagabas/go-osc52/v2 v2.0.1/go.mod h1:uYgXzlJ7ZpABp8OJ+exZzJJhRNQ2ASbcXHWsFqH8hp8=
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github.com/aymanbagabas/go-udiff v0.2.0 h1:TK0fH4MteXUDspT88n8CKzvK0X9O2xu9yQjWpi6yML8=
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github.com/aymanbagabas/go-udiff v0.2.0/go.mod h1:RE4Ex0qsGkTAJoQdQQCA0uG+nAzJO/pI/QwceO5fgrA=
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github.com/blacktop/go-termimg v0.1.20 h1:+EAUc3c9hwE/fUYaqRV1BSLvAlOuLySgLTEBzxGbYK4=
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github.com/blacktop/go-termimg v0.1.20/go.mod h1:nwxrOjfFcBjtS358oIGBLfscSLnCpNdRlMVRxsnZwMU=
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github.com/charmbracelet/bubbles v0.21.0 h1:9TdC97SdRVg/1aaXNVWfFH3nnLAwOXr8Fn6u6mfQdFs=
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github.com/charmbracelet/bubbles v0.21.0/go.mod h1:HF+v6QUR4HkEpz62dx7ym2xc71/KBHg+zKwJtMw+qtg=
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github.com/charmbracelet/bubbletea v1.3.10 h1:otUDHWMMzQSB0Pkc87rm691KZ3SWa4KUlvF9nRvCICw=
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@@ -22,8 +24,11 @@ github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd h1:vy0G
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github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd/go.mod h1:xe0nKWGd3eJgtqZRaN9RjMtK7xUYchjzPr7q6kcvCCs=
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github.com/charmbracelet/x/exp/golden v0.0.0-20241011142426-46044092ad91 h1:payRxjMjKgx2PaCWLZ4p3ro9y97+TVLZNaRZgJwSVDQ=
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github.com/charmbracelet/x/exp/golden v0.0.0-20241011142426-46044092ad91/go.mod h1:wDlXFlCrmJ8J+swcL/MnGUuYnqgQdW9rhSD61oNMb6U=
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github.com/charmbracelet/x/mosaic v0.0.0-20250702191427-5bdfc8f2e4ff h1:OVBKPzoa0k5ZVMoor27BReRZxER1IEDtLHXkRjaHElg=
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github.com/charmbracelet/x/mosaic v0.0.0-20250702191427-5bdfc8f2e4ff/go.mod h1:5qLP4S++M5quSc/xbvWWW8vKkgKwOqOT/IVhAas26XI=
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github.com/charmbracelet/x/term v0.2.1 h1:AQeHeLZ1OqSXhrAWpYUtZyX1T3zVxfpZuEQMIQaGIAQ=
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github.com/charmbracelet/x/term v0.2.1/go.mod h1:oQ4enTYFV7QN4m0i9mzHrViD7TQKvNEEkHUMCmsxdUg=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
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github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f h1:Y/CXytFA4m6baUTXGLOoWe4PQhGxaX0KpnayAqC48p4=
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@@ -47,6 +52,8 @@ github.com/knadh/koanf/v2 v2.3.0 h1:Qg076dDRFHvqnKG97ZEsi9TAg2/nFTa9hCdcSa1lvlM=
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github.com/knadh/koanf/v2 v2.3.0/go.mod h1:gRb40VRAbd4iJMYYD5IxZ6hfuopFcXBpc9bbQpZwo28=
|
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github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
|
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github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
|
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github.com/makeworld-the-better-one/dither/v2 v2.4.0 h1:Az/dYXiTcwcRSe59Hzw4RI1rSnAZns+1msaCXetrMFE=
|
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github.com/makeworld-the-better-one/dither/v2 v2.4.0/go.mod h1:VBtN8DXO7SNtyGmLiGA7IsFeKrBkQPze1/iAeM95arc=
|
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github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
|
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github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
|
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github.com/mattn/go-localereader v0.0.1 h1:ygSAOl7ZXTx4RdPYinUpg6W99U8jWvWi9Ye2JC/oIi4=
|
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@@ -54,6 +61,8 @@ github.com/mattn/go-localereader v0.0.1/go.mod h1:8fBrzywKY7BI3czFoHkuzRoWE9C+Ei
|
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github.com/mattn/go-runewidth v0.0.12/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
|
||||
github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
|
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github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
|
||||
github.com/mattn/go-sixel v0.0.5 h1:55w2FR5ncuhKhXrM5ly1eiqMQfZsnAHIpYNGZX03Cv8=
|
||||
github.com/mattn/go-sixel v0.0.5/go.mod h1:h2Sss+DiUEHy0pUqcIB6PFXo5Cy8sTQEFr3a9/5ZLNw=
|
||||
github.com/mitchellh/copystructure v1.2.0 h1:vpKXTN4ewci03Vljg/q9QvCGUDttBOGBIa15WveJJGw=
|
||||
github.com/mitchellh/copystructure v1.2.0/go.mod h1:qLl+cE2AmVv+CoeAwDPye/v+N2HKCj9FbZEVFJRxO9s=
|
||||
github.com/mitchellh/reflectwalk v1.0.2 h1:G2LzWKi524PWgd3mLHV8Y5k7s6XUvT0Gef6zxSIeXaQ=
|
||||
@@ -66,6 +75,8 @@ github.com/muesli/reflow v0.3.0 h1:IFsN6K9NfGtjeggFP+68I4chLZV2yIKsXJFNZ+eWh6s=
|
||||
github.com/muesli/reflow v0.3.0/go.mod h1:pbwTDkVPibjO2kyvBQRBxTWEEGDGq0FlB1BIKtnHY/8=
|
||||
github.com/muesli/termenv v0.16.0 h1:S5AlUN9dENB57rsbnkPyfdGuWIlkmzJjbFf0Tf5FWUc=
|
||||
github.com/muesli/termenv v0.16.0/go.mod h1:ZRfOIKPFDYQoDFF4Olj7/QJbW60Ol/kL1pU3VfY/Cnk=
|
||||
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 h1:zYyBkD/k9seD2A7fsi6Oo2LfFZAehjjQMERAvZLEDnQ=
|
||||
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
|
||||
github.com/pelletier/go-toml v1.9.5 h1:4yBQzkHv+7BHq2PQUZF3Mx0IYxG7LsP222s7Agd3ve8=
|
||||
github.com/pelletier/go-toml v1.9.5/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
|
||||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
@@ -76,8 +87,12 @@ github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
|
||||
github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
|
||||
github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0tI/otEQ=
|
||||
github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
|
||||
github.com/soniakeys/quant v1.0.0 h1:N1um9ktjbkZVcywBVAAYpZYSHxEfJGzshHCxx/DaI0Y=
|
||||
github.com/soniakeys/quant v1.0.0/go.mod h1:HI1k023QuVbD4H8i9YdfZP2munIHU4QpjsImz6Y6zds=
|
||||
github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
|
||||
github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
|
||||
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
|
||||
github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
|
||||
github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
|
||||
github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
|
||||
@@ -91,6 +106,8 @@ golang.org/x/crypto v0.23.0/go.mod h1:CKFgDieR+mRhux2Lsu27y0fO304Db0wZe70UKqHu0v
|
||||
golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
|
||||
golang.org/x/exp v0.0.0-20220909182711-5c715a9e8561 h1:MDc5xs78ZrZr3HMQugiXOAkSZtfTpbJLDr/lwfgO53E=
|
||||
golang.org/x/exp v0.0.0-20220909182711-5c715a9e8561/go.mod h1:cyybsKvd6eL0RnXn6p/Grxp8F5bW7iYuBgsNCOHpMYE=
|
||||
golang.org/x/image v0.25.0 h1:Y6uW6rH1y5y/LK1J8BPWZtr6yZ7hrsy6hFrXjgsc2fQ=
|
||||
golang.org/x/image v0.25.0/go.mod h1:tCAmOEGthTtkalusGp1g3xa2gke8J6c2N565dTyl9Rs=
|
||||
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
|
||||
golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
|
||||
golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
|
||||
@@ -161,5 +178,7 @@ golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxb
|
||||
golang.org/x/tools v0.37.0 h1:DVSRzp7FwePZW356yEAChSdNcQo6Nsp+fex1SUW09lE=
|
||||
golang.org/x/tools v0.37.0/go.mod h1:MBN5QPQtLMHVdvsbtarmTNukZDdgwdwlO5qGacAzF0w=
|
||||
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
|
||||
@@ -11,12 +11,15 @@ import (
|
||||
|
||||
// Book epub book
|
||||
type Book struct {
|
||||
Ncx Ncx `json:"ncx"`
|
||||
Opf Opf `json:"opf"`
|
||||
Container Container `json:"-"`
|
||||
Mimetype string `json:"-"`
|
||||
Content []Content
|
||||
fd *zip.ReadCloser
|
||||
Ncx Ncx `json:"ncx"`
|
||||
Opf Opf `json:"opf"`
|
||||
Container Container `json:"-"`
|
||||
Mimetype string `json:"-"`
|
||||
Content []Content
|
||||
fd *zip.ReadCloser
|
||||
CoverImage []byte
|
||||
CoverFile string
|
||||
CoverMediaType string
|
||||
}
|
||||
|
||||
// Open open resource file
|
||||
|
||||
@@ -45,8 +45,11 @@ func Open(fn string, dumpxml bool) (*Book, error) {
|
||||
if err != nil {
|
||||
return &bk, err
|
||||
}
|
||||
}
|
||||
|
||||
break
|
||||
if mf.ID == "cover-image" {
|
||||
bk.CoverFile = mf.Href
|
||||
bk.CoverMediaType = mf.MediaType
|
||||
}
|
||||
}
|
||||
|
||||
@@ -61,13 +64,18 @@ func Open(fn string, dumpxml bool) (*Book, error) {
|
||||
if err := ct.String(content); err != nil {
|
||||
return &bk, err
|
||||
}
|
||||
|
||||
bk.Content = append(bk.Content, ct)
|
||||
|
||||
if dumpxml {
|
||||
fmt.Println(string(ct.XML))
|
||||
}
|
||||
}
|
||||
|
||||
bk.Content = append(bk.Content, ct)
|
||||
|
||||
if dumpxml {
|
||||
fmt.Println(string(ct.XML))
|
||||
if strings.Contains(file, bk.CoverFile) {
|
||||
bk.CoverImage = content
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
if dumpxml {
|
||||
|
||||
Reference in New Issue
Block a user