41 lines
1.7 KiB
Bash
Executable File
41 lines
1.7 KiB
Bash
Executable File
#!/bin/sh
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# render_file.sh: render a markdown file as HTML
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# arguments:
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# $1: markdown file to render
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# Separate metadata and actual markdown in the .md file
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frontmatter=$(awk '/!startmeta/,/!endmeta/ {if ($0 != "!startmeta" && $0 != "!endmeta") print;}' "$1")
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docbody=$(awk '/!endmeta/ {p=1; next} p' "$1")
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title=$(echo "$frontmatter" | awk -F'=' '/title=/ {print $2}')
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date=$(echo "$frontmatter" | awk -F'=' '/date=/ {print $2}')
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# cmark doesn't create the <head>, doctype declaration or indeed most of the document
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# structure for us, so we'll do it ourselves.
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# We're going to use single quotes for the strings here too because otherwise we'll have
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# to escape all the double quotes in the HTML
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printf '<!doctype html>\n'
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printf '<html>\n'
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printf '<head>\n'
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printf "<title>%s | cren's webspace</title>\n" "$title"
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printf '<link rel="icon" href="favicon.ico" type="image/x-icon">\n'
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printf '<link rel="stylesheet" href="cren.css">\n'
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printf '<meta charset="utf8">\n'
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printf '<meta name="viewport" content="width=device-wdith, initial-scale=1">\n'
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printf '</head>\n'
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printf '<body>\n'
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printf '<header>\n'
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printf "<h1>cren's webspace</h1>\n"
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printf '<h2>%s</h2>\n' "$title"
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printf '<date datetime=%s>%s</date>' "$date" "$date"
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printf '</header>\n'
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printf '<main>\n'
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# Now we insert the main content of the page
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# Also insert a <date> element in the header after the heading, based on the `date` metadata item
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printf '%s' "$(echo "$docbody" | cmark)"
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printf '</main>\n'
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# Finally, the footer
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printf '<footer>\n'
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printf '<p>Content on this webspace is made available under the <a href="https://creativecommons.org/publicdomain/zero/1.0/legalcode">CC0 licence</a>. You have the right to copy.</p>\n'
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printf '</footer>\n'
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printf '</body>\n'
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printf '</html>\n'
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