134 lines
3.2 KiB
Bash
Executable File
134 lines
3.2 KiB
Bash
Executable File
#!/bin/bash
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# Generate index HTML page
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#
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# Copyright (C) 2019 Mike Gerwitz
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# The index page consists of post abstracts, some static text, and the
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# static header and footer. All post metadata files must have been built,
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# along with `post/list'.
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#
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# This script includes the static body (see `main').
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##
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set -euo pipefail
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# Get the file name of the Nth most recent post. This relies on the
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# existence of `post/list'.
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pnfile()
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{
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local -ri n=${1?Missing relative post number}
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sed "${n}q;d" post/list
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}
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# Read field FIELD from post metadata recfile FILE.
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pmeta()
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{
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local -r file=${1?Missing file name}
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local -r field=${2?Missing field name}
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recsel -P "$field" "$file"
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}
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# Process each numeric argument using `abstract'. Each argument must be a
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# relative post number (see `pnfile').
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abstracts()
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{
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while [ $# -gt 0 ]; do
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abstract "$1"
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shift
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done
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}
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# Generate HTML for relative post number N (see `pnfile').
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abstract()
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{
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local -ri n=${1?Missing relative post number}
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local file title date slug body
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file=$( pnfile "$n" )
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title=$( pmeta "$file" subject )
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date=$( pmeta "$file" date )
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slug=$( pmeta "$file" slug )
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body=$( pmeta "$file" abstract )
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cat <<EOF
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<article class="abstract">
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<h2 class="title"><a href="/$slug">$title</a></h2>
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$body
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<p class="date">Posted on $date.
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<a href="/$slug">Read more »</a>
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</p>
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</article>
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EOF
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}
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# Generate index HTML page.
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# TODO: Factor out static sections.
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main()
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{
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src/mkheader index
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cat <<EOF
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<aside>
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<ul class="links">
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<li><a class="box free-sw" href="#">What is Free/Libre Software?</a></li>
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<li><a class="box eff-privacy" href="#">EFF on Privacy</a></li>
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</ul>
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</aside>
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<section aria-labelledby="latest-posts">
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<h1 id="latest-posts">Latest Posts</h1>
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$( abstracts {1..2} )
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</section>
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<section class="highlight">
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<h1 class="title">The Surreptitious Assault on Privacy, Security,
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and Freedom</h1>
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<aside>
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Each of these essential rights are being surreptitiously
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assaulted; only the most technical among us even know what to look
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for, let alone how to defend ourselves. Governments, corporations,
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and groups of ill-minded individuals are spying and preying upon
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both users and bystanders with unprecedented frequency and
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breadth.
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</aside>
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<a href="#" class="lp-watch">Watch LibrePlanet 2017 Talk</a>
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</section>
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<section class="compact sm">
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<h1 id="older-posts">Older Posts</h1>
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$( abstracts {3..8} )
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<a class="view-all" href="/posts">View all posts</a>
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</section>
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EOF
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cat src/footer.tpl.htm
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}
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main "$@"
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