blog

Personal blog
git clone git://git.laack.co/blog.git
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convert.sh (3677B)

      1 #!/bin/bash
      2 set -euo pipefail
      3 
      4 BLOG_TITLE="Andrew's Blog"
      5 BLOG_DESCRIPTION="Latest posts from Andrew's blog"
      6 BLOG_URL="https://blog.laack.co"
      7 AUTHOR_EMAIL="andrew@laack.co"
      8 
      9 mkdir -p posts/site
     10 rm -f posts/site/*.html
     11 
     12 INDEX_FILE="posts/site/index.html"
     13 GEMINI_INDEX_FILE="posts/gemini/index.gmi"
     14 RSS_FILE="posts/site/feed.xml"
     15 GEMINI_RSS_FILE="posts/gemini/feed.xml"
     16 GEMINI_RSS_FILE_TEMP="posts/gemini/feed.tmp.xml"
     17 
     18 # TODO: Should this be an rss over gemini?
     19 cat > "$GEMINI_INDEX_FILE" <<EOF
     20 # Andrew's Blog
     21 
     22 => gemini://blog.laack.co/feed.xml
     23 
     24 EOF
     25 
     26 
     27 cat > "$INDEX_FILE" <<EOF
     28 <!DOCTYPE html>
     29 <html>
     30 <head>
     31 <meta charset="UTF-8">
     32 <meta name="description" content="Andrew Laack's personal blog." />
     33 <title>$BLOG_TITLE</title>
     34 <link rel="stylesheet" href="style.css">
     35 <link rel="alternate" type="application/rss+xml" title="RSS Feed" href="feed.xml">
     36 </head>
     37 <body>
     38 <h1>Andrew's Blog</h1>
     39 <p><a href="feed.xml">RSS Feed</a></p>
     40 <ol>
     41 EOF
     42 
     43 cat > "$RSS_FILE" <<EOF
     44 <?xml version="1.0" encoding="UTF-8"?>
     45 <rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
     46 <channel>
     47 <title>$BLOG_TITLE</title>
     48 <link>$BLOG_URL</link>
     49 <description>$BLOG_DESCRIPTION</description>
     50 <language>en-us</language>
     51 <managingEditor>$AUTHOR_EMAIL</managingEditor>
     52 <webMaster>$AUTHOR_EMAIL</webMaster>
     53 <lastBuildDate>$(date -R)</lastBuildDate>
     54 <atom:link href="$BLOG_URL/feed.xml" rel="self" type="application/rss+xml"/>
     55 EOF
     56 
     57 
     58 
     59 
     60 
     61 
     62 TMP_SORT_FILE=$(mktemp)
     63 
     64 for FILE in posts/entries/*.md; do
     65     [ -e "$FILE" ] || continue
     66     BASENAME="$(basename "$FILE" .md)"
     67 
     68     sed -i 's/\r$//' "$FILE" || true
     69 
     70     pandoc "$FILE" -o "posts/site/$BASENAME.html" -s --css=style.css --wrap=none
     71 
     72     DATE_LINE=$(grep -m1 '^## Date:' "$FILE" || true)
     73     DATE=${DATE_LINE#'## Date: '}
     74 
     75     SORTABLE_DATE=$(date -d "$DATE" +"%Y-%m-%d" 2>/dev/null || echo "1970-01-01")
     76 
     77     echo "$SORTABLE_DATE|$DATE|$FILE" >> "$TMP_SORT_FILE"
     78 done
     79 
     80 sort -r "$TMP_SORT_FILE" | while IFS='|' read -r SORTABLE_DATE DATE FILE; do
     81     BASENAME="$(basename "$FILE" .md)"
     82 
     83     printf '<li><a href="%s.html">%s</a> - <em>%s</em></li>\n' "$BASENAME" "$BASENAME" "$DATE" >> "$INDEX_FILE"
     84 
     85     printf '=> %s.gmi %s %s\n' "$BASENAME" "$BASENAME" "$DATE" >> "$GEMINI_INDEX_FILE"
     86 
     87     TITLE=$(grep -m1 '^# ' "$FILE" | sed 's/^# //')
     88     [ -z "$TITLE" ] && TITLE="$BASENAME"
     89 
     90     RAW_MARKDOWN=$(sed -e '/^# /d' -e '/^## Date:/d' "$FILE")
     91     FULL_CONTENT=$(printf '%s' "$RAW_MARKDOWN" | pandoc -f markdown -t html --wrap=none || true)
     92 
     93     DESCRIPTION=$(printf '%s' "$FULL_CONTENT" \
     94         | tr '\r' ' ' \
     95         | tr '\n' ' ' \
     96         | sed -E 's/>[[:space:]]+</></g' \
     97         | sed -E 's/[[:space:]]+/ /g' \
     98         | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')
     99 
    100     DESCRIPTION=${DESCRIPTION//]]>/]]]]><![CDATA[>}
    101 
    102     [ -z "$DESCRIPTION" ] && DESCRIPTION="Blog post: $TITLE"
    103 
    104     if [[ "$DATE" =~ ^[0-9]{4}/[0-9]{1,2}/[0-9]{1,2}$ ]]; then
    105         RSS_DATE=$(date -d "$DATE" -R 2>/dev/null || echo "$DATE")
    106     else
    107         RSS_DATE="$DATE"
    108     fi
    109 
    110     cat >> "$RSS_FILE" <<EOF
    111 <item>
    112 <title><![CDATA[$TITLE]]></title>
    113 <link>$BLOG_URL/$BASENAME.html</link>
    114 <description><![CDATA[$DESCRIPTION]]></description>
    115 <pubDate>$RSS_DATE</pubDate>
    116 <guid>$BLOG_URL/$BASENAME.html</guid>
    117 </item>
    118 EOF
    119 done
    120 
    121 cat >> "$INDEX_FILE" <<EOF
    122 </ol>
    123 </body>
    124 </html>
    125 EOF
    126 
    127 cat >> "$RSS_FILE" <<EOF
    128 </channel>
    129 </rss>
    130 EOF
    131 
    132 rm -f "$TMP_SORT_FILE"
    133 
    134 echo "Blog generated successfully!"
    135 echo "- HTML index: $INDEX_FILE"
    136 echo "- RSS feed: $RSS_FILE"
    137 
    138 cp $RSS_FILE $GEMINI_RSS_FILE
    139 
    140 cat $GEMINI_RSS_FILE | \
    141 sed -e 's/https:\/\/blog.laack.co/gemini:\/\/blog.laack.co/g' \
    142     -e 's/\.html/\.gmi/g' >> $GEMINI_RSS_FILE_TEMP
    143 mv $GEMINI_RSS_FILE_TEMP $GEMINI_RSS_FILE