mirror of
https://github.com/celogeek/go-comic-converter.git
synced 2025-05-25 00:02:37 +02:00
celogeek
a7a29d6326
handle landscape mode better handling double page with epub 3.3 center spread support improve support for apple book
55 lines
1.4 KiB
Go
55 lines
1.4 KiB
Go
package epub
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import (
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"path/filepath"
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"strings"
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"github.com/beevik/etree"
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)
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func (e *ePub) getToc(title string, images []*Image) string {
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doc := etree.NewDocument()
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doc.CreateProcInst("xml", `version="1.0" encoding="UTF-8"`)
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doc.CreateDirective("DOCTYPE html")
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html := doc.CreateElement("html")
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html.CreateAttr("xmlns", "http://www.w3.org/1999/xhtml")
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html.CreateAttr("xmlns:epub", "http://www.idpf.org/2007/ops")
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html.CreateElement("head").CreateElement("title").CreateText(title)
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body := html.CreateElement("body")
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nav := body.CreateElement("nav")
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nav.CreateAttr("epub:type", "toc")
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nav.CreateAttr("id", "toc")
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nav.CreateElement("h2").CreateText(title)
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ol := etree.NewElement("ol")
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paths := map[string]*etree.Element{".": ol}
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for _, img := range images {
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currentPath := "."
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for _, path := range strings.Split(img.Path, string(filepath.Separator)) {
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parentPath := currentPath
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currentPath = filepath.Join(currentPath, path)
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if _, ok := paths[currentPath]; ok {
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continue
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}
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t := paths[parentPath].CreateElement("li")
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link := t.CreateElement("a")
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link.CreateAttr("href", img.TextPath())
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link.CreateText(path)
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paths[currentPath] = t
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}
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}
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if len(ol.ChildElements()) == 1 && e.StripFirstDirectoryFromToc {
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ol = ol.ChildElements()[0]
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}
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if len(ol.ChildElements()) > 0 {
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nav.AddChild(ol)
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}
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doc.Indent(2)
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r, _ := doc.WriteToString()
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return r
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}
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