generate toc.ncx from index
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@ -7,3 +7,4 @@ published: 2021
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publishDate: 2021-12-13
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version: 1
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description: this is an example book!
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id: 123456789X
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57
g2e.awk
57
g2e.awk
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@ -33,26 +33,30 @@ BEGIN{
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system( "cp -ru " epubtdir "META-INF " epubodir )
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system( "cp -u " epubtdir "mimetype " epubodir )
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content = ""
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content = write_template( epubtdir "OEBPS/content-header.opf" )
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RS = "\f" # to get the whole file in one getline
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getline templates["content-header.opf"] < (epubtdir "OEBPS/content-header.opf")
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getline templates["toc-header.ncx"] < (epubtdir "OEBPS/toc-header.ncx")
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getline templates["toc-navmap.ncx"] < (epubtdir "OEBPS/toc-navmap.ncx")
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RS = "\n" # return to normal
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content = write_template( "content-header.opf", meta )
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toc = write_template( "toc-header.ncx", meta )
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spinetoc = " <spine toc=\"ncx\">\n"
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}
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# write the template into output, replacing {keys} with contents of meta["keys"]
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function write_template( templatepath ){
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# write the template into output, replacing {keys} with contents of values["keys"]
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function write_template( templatek, values ){
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output = ""
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while( getline < templatepath ){
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if(match($0,/\{[^{}]+\}/)){ # has {key}
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key = substr($0,RSTART+1,RLENGTH-2)
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output = output substr($0, 1, RSTART-1) # before {key}
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output = output meta[key]
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output = output substr($0, RSTART+RLENGTH) "\n"
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}
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else{ # normal line
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output = output $0 "\n"
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}
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line = templates[templatek]
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while(match(line,/\{[^{}]+\}/)){ # has {key}
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key = substr(line,RSTART+1,RLENGTH-2)
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output = output substr(line, 1, RSTART-1) # before {key}
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output = output values[key]
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line = substr(line, RSTART+RLENGTH)
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}
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output = output line "\n"
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return output
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}
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@ -60,19 +64,34 @@ function write_template( templatepath ){
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ARGIND==1 && /^=>/{
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id = $2
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sub(/.gmi$/,"",id)
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content = content " <item id=\""id"\" href=\""id".xhtml\" media-type=\"application/xhtml+xml\"/>\n"
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spinetoc = spinetoc " <itemref idref=\""id"\" />\n"
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name = $3
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for(i=4;i<=NF;i++) name = name " " $i
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ch["id"] = id
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ch["name"] = name
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ch["num"]++
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content = content " <item id=\"" id "\" href=\"" id ".xhtml\" media-type=\"application/xhtml+xml\"/>\n"
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spinetoc = spinetoc " <itemref idref=\"" id "\" />\n"
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toc = toc write_template( "toc-navmap.ncx", ch )
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}
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# content files
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# when finished reading the index:
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ARGIND==2 && FNR==1{
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content = content " </manifest>\n\n" spinetoc " </spine>\n\n</package>"
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printf content > epubodir "OEBPS/content.opf"
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toc = toc "</ncx>"
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printf toc > epubodir "OEBPS/toc.ncx"
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}
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# content files
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ARGIND>1{
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print $0
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# print $0
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}
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END{
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# for(k in meta) print k, meta[k]
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}
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@ -4,7 +4,7 @@
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<metadata xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf">
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<dc:title>{title}</dc:title>
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<dc:language>{language}</dc:language>
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<dc:identifier id="BookId" opf:scheme="ISBN">123456789X</dc:identifier>
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<dc:identifier id="BookId" opf:scheme="ISBN">{id}</dc:identifier>
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<dc:creator opf:role="aut">{author}</dc:creator>
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<dc:description>{description}</dc:description>
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<dc:date>{publishDate}</dc:date>
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@ -8,25 +8,17 @@
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<!-- The following four metadata items are required for all NCX documents,
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including those that conform to the relaxed constraints of OPS 2.0 -->
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<meta name="dtb:uid" content="123456789X"/> <!-- same as in .opf -->
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<meta name="dtb:uid" content="{id}"/> <!-- same as in .opf -->
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<meta name="dtb:depth" content="1"/> <!-- 1 or higher -->
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<meta name="dtb:totalPageCount" content="0"/> <!-- must be 0 -->
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<meta name="dtb:maxPageNumber" content="0"/> <!-- must be 0 -->
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</head>
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<docTitle>
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<text>Pride and Prejudice</text>
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<text>{title}</text>
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</docTitle>
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<docAuthor>
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<text>Austen, Jane</text>
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<text>{author}</text>
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</docAuthor>
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<navMap>
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<navPoint class="chapter" id="chapter1" playOrder="1">
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<navLabel><text>Chapter 1</text></navLabel>
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<content src="chapter1.xhtml"/>
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</navPoint>
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</navMap>
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</ncx>
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@ -0,0 +1,6 @@
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<navMap>
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<navPoint class="chapter" id="{id}" playOrder="{num}">
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<navLabel><text>{name}</text></navLabel>
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<content src="{id}.xhtml"/>
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</navPoint>
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</navMap>
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