44 lines
1.0 KiB
Bash
44 lines
1.0 KiB
Bash
#! /bin/sh
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#
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# Find all tags in all posts under _posts, and generate a file for
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# each under blog/tag. Also, if a tag page does not contain the tag:
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# or layout: keywords, the script will include them in the front
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# matter.
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layout="posts-by-tag"
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for tag in `grep -h ^tags: _posts/* | sed -re 's/^tags: +\[//' -e 's/\]$//' -e 's/, /\n/g' | sort | uniq`
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do
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tag_file="blog/tag/${tag}.md"
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echo -n "[$tag] "
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if [ ! -f $tag_file ]
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then
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echo "creating ($tag_file)"
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cat <<EOF > $tag_file
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---
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layout: $layout
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tag: $tag
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---
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EOF
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else
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updated=0
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if ! egrep "^tag: +${tag}$" $tag_file 2>&1 > /dev/null; then
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echo "adding tag"
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sed -i "0,/---/! s/---/tag: $tag\\n---/" $tag_file
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updated=1
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fi
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if ! egrep "^layout: +" $tag_file 2>&1 > /dev/null; then
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echo "adding layout"
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sed -i "0,/---/! s/---/layout: $layout\\n---/" $tag_file
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updated=1
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fi
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if [ $updated = 0 ]; then
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echo ""
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fi
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fi
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done
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