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Merge pull request #26 from vinser/fb2-epub2
FB2 to EPUB2 on the fly converter
2 parents dc47a0a + 9bf5a5d commit d8f7fca

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18 files changed

+987
-29
lines changed

18 files changed

+987
-29
lines changed

‎.gitignore‎

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*~
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/.vscode/
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/apptree/
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/cmd/flibgolite/books/
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/cmd/flibgolite/config/
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/cmd/flibgolite/dbdata/
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/cmd/flibgolite/logs/
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/config/
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/dbdata/
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/logs/
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/flibgolite*
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/workpad*
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/workpad*

‎go.mod‎

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@@ -3,6 +3,7 @@ module github.com/vinser/flibgolite
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go 1.22.5
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require (
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github.com/google/uuid v1.6.0
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github.com/jmoiron/sqlx v1.4.0
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github.com/kardianos/service v1.2.2
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github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646
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require (
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github.com/dustin/go-humanize v1.0.1 // indirect
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github.com/google/uuid v1.6.0 // indirect
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github.com/hashicorp/golang-lru/v2 v2.0.7 // indirect
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github.com/mattn/go-isatty v0.0.20 // indirect
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github.com/ncruces/go-strftime v0.1.9 // indirect

‎pkg/config/config.go‎

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@@ -38,9 +38,10 @@ type Config struct {
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LEVEL string `yaml:"LEVEL"`
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}
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OPDS struct {
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PORT int `yaml:"PORT"`
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TITLE string `yaml:"TITLE"`
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PAGE_SIZE int `yaml:"PAGE_SIZE"`
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PORT int `yaml:"PORT"`
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TITLE string `yaml:"TITLE"`
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PAGE_SIZE int `yaml:"PAGE_SIZE"`
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NO_CONVERSION bool `yaml:"NO_CONVERSION"`
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}
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locales.Locales
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}

‎pkg/config/config.yml‎

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@@ -2,7 +2,7 @@ library:
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# Book folders
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STOCK: "books/stock" # Book stock
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TRASH: "books/trash" # Error and duplicate files and archives will be moved to this folder
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# NEW: "books/new" # Uncomment the line to have separate folder for new acquired books
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#NEW: "books/new" # Uncomment the line to have separate folder for new acquired books
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genres:
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TREE_FILE: "config/genres.xml"
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TITLE: "FLib Go Go Go!!!"
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# OPDS feeds entries page size
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PAGE_SIZE: 30
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# Do not convert FB2 to EPUB format
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#NO_CONVERSION: true
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locales:
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# Locales folder. You can add your own locale file there like en.yml, ru.yml, uk.yml

‎pkg/conv/LICENSE‎

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Substantial code portions was borrowed from https://github.com/reinventer/fb2epub under this MIT License
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Copyright (c) 2017 Dmitry Panov
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

‎pkg/conv/epub2/add.go‎

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package epub2
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import (
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"encoding/base64"
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"strconv"
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)
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// AddMetadataSubject adds subject to metadata
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func (e *EPUB) AddMetadataSubject(subj string) {
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e.Metadata += "<dc:subject>" + subj + "</dc:subject>\n"
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}
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// AddMetadataAuthor adds author to metadata
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func (e *EPUB) AddMetadataAuthor(name, sort string) {
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e.Metadata += `<dc:creator opf:file-as="` + sort + `" opf:role="aut" xmlns:opf="http://www.idpf.org/2007/opf">` + name + `</dc:creator>` + "\n"
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}
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// AddMetadataDescription adds description to metadata
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func (e *EPUB) AddMetadataDescription(desc string) {
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e.Metadata += "<dc:description>" + desc + "</dc:description>\n"
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}
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// AddMetadataTitle adds title to metadata
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func (e *EPUB) AddMetadataTitle(title string) {
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e.Title = title
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e.Metadata += "<dc:title>" + title + "</dc:title>\n"
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}
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// AddMetadataLanguage adds language to metadata
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func (e *EPUB) AddMetadataLanguage(lang string) {
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e.Lang = lang
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e.Metadata += `<dc:language xsi:type="dcterms:RFC3066">` + lang + `</dc:language>` + "\n"
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}
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// AddMetadataCover add cover to metadata
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func (e *EPUB) AddMetadataCover(imageName string) {
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e.Metadata += `<meta name="cover" content="` + imageName + `" />` + "\n"
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}
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func (e *EPUB) AddItem(itemName, guideType, content string) error {
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e.Manifest += `<item id="` + itemName + `" href="` + itemName + `.xhtml" media-type="application/xhtml+xml" />` + "\n"
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e.Spine += `<itemref idref="` + itemName + `" />` + "\n"
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data := struct {
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Title string
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Content string
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Type string
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}{
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Title: e.Title,
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Content: content,
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Type: guideType,
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}
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return e.execTemplate("OEBPS/"+itemName+".xhtml", "page.tmpl", data)
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}
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func (e *EPUB) AddBinary(id, contentType, base64Content string) error {
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e.Manifest += `<item id="` + id + `" href="` + id + `" media-type="` + contentType + `" />` + "\n"
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data, err := base64.StdEncoding.DecodeString(base64Content)
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if err != nil {
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return err
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}
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f, err := e.zw.Create("OEBPS/" + id)
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if err != nil {
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return err
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}
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_, err = f.Write(data)
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return err
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}
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func (e *EPUB) AddOPF() error {
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return e.execTemplate("OEBPS/content.opf", "content.tmpl", e)
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}
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func (e *EPUB) AddTOC() error {
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toc := ""
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prevDepth := 1
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for i, t := range e.Toc {
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// fmt.Println(t)
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switch {
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case i == 0 || t.Depth > prevDepth:
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prevDepth = t.Depth
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case t.Depth == prevDepth:
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toc += `
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</navPoint>
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`
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case t.Depth < prevDepth:
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toc += `
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</navPoint>
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</navPoint>
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`
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prevDepth = t.Depth
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}
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toc += `
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<navPoint playOrder="` + strconv.Itoa(t.Order) + `" id="` + t.Id + `">
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<navLabel>
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<text>` + t.Text + `</text>
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</navLabel>
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<content src="` + t.Src + `" />
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`
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}
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for i := 1; i <= prevDepth; i++ {
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toc += `
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</navPoint>
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`
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}
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data := struct {
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Lang string
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Title string
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Toc string
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}{
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Lang: e.Lang,
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Title: e.Title,
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Toc: toc,
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}
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return e.execTemplate("OEBPS/toc.ncx", "toc.tmpl", data)
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}

‎pkg/conv/epub2/assets/files/META-INF/container.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<container version="1.0" xmlns="urn:oasis:names:tc:opendocument:xmlns:container">
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<rootfiles>
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<rootfile full-path="OEBPS/content.opf" media-type="application/oebps-package+xml" />
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</rootfiles>
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</container>

‎pkg/conv/epub2/assets/files/OEBPS/main.css‎

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body {
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font-family: serif;
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}
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.epigraph
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{
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font-style: italic;
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page-break-inside:avoid;
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margin: 0.5em 0px;
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margin-bottom: 1em;
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font-size:0.9em;
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}
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.epigraph .text-author
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{
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margin-left: 1em;
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font-size: 0.85em;
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margin: 0.6em 0px;
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margin-left: 2em;
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}
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body.cover {
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margin: 0px;
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padding: 0px;
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}
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div.cover {
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text-align: center;
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page-break-after: always;
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}
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img.coverimage {
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width: 100%;
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height: 100%;
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}
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img {
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max-width: 95%;
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}
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div.image {
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padding: 3px;
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text-align: center;
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}
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div.title {
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page-break-after: avoid;
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page-break-inside: avoid;
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font-weight: bold;
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margin: 1em 0px 0.5em 0px;
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font-size: 1.4em;
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text-align: center;
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}
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div.section div.title {
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font-size: 1.2em;
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text-align: center;
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}
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div.subtitle {
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font-style: italic;
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page-break-after: avoid;
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page-break-inside: avoid;
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font-weight: bold;
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text-indent: 0px;
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margin: 0.5em 2em;
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text-align: center;
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}
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a {
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vertical-align: super;
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line-height: 0.1;
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font-size: 0.7em;
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}
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div.poem {
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margin: 0.5em 15% 0.5em 15%;
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text-align: center;
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}
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div.stanza {
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page-break-inside: avoid;
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margin: 0.5em 0px;
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justify: left;
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}
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p.v {
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padding-left: 1em;
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text-indent: -1em;
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margin: 0px;
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justify: left;
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}

‎pkg/conv/epub2/assets/files/mimetype‎

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application/epub+zip

‎pkg/conv/epub2/assets/tmpl/content.tmpl‎

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<?xml version="1.0" encoding="utf-8"?>
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<package version="2.0" unique-identifier="BookID" xmlns="http://www.idpf.org/2007/opf">
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<metadata xmlns="http://www.idpf.org/2007/opf" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dcterms="http://purl.org/dc/terms/">
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{{.Metadata}}
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<dc:identifier id="BookID">urn:uuid:{{.UUID}}</dc:identifier>
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</metadata>
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<manifest>
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{{.Manifest}}
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<item id="ncx" href="toc.ncx" media-type="application/x-dtbncx+xml" /></manifest>
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<spine toc="ncx">
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{{.Spine}}
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</spine>
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</package>

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