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#!/bin/sh -e
BLOG="$1"
BLOG_POST_PATTERN="${2:-*}"
SRC="$(realpath src)"
BLOGS="$(realpath blogs)"
LAYOUTS="$(realpath share/layouts)"
BLOG_DIR_IN_SRC="${SRC}/${BLOG}"
BLOG_EXT=gmi
for post in $(find "$BLOG_DIR_IN_SRC" -type f -and -name "$BLOG_POST_PATTERN")
do
last_segment="${post##*\.}"
if [ "$last_segment" = "args" ]
then
continue
fi
post_rel_path="$(echo "$post" | cut -c${#BLOG_DIR_IN_SRC}- | cut -c3-)"
post_basename_len=$(( ${#post_rel_path} - ( ${#last_segment} + 1 ) ))
post_basename="$(echo "${post_rel_path}" | cut -c1-${post_basename_len})"
post_src="${BLOGS}/${BLOG}/${post_basename}.${BLOG_EXT}"
if [ -f "$post_src" ]
then
continue
fi
penultimate_segment_len=$(( ${#post} - ( ${#last_segment} + 1 ) ))
penultimate_segment="$(echo "${post}" | cut -c1-${penultimate_segment_len})"
penultimate_segment="${penultimate_segment##*\.}"
post_basename_len=$(( ${#post_rel_path} - ( ${#last_segment} + ${#penultimate_segment} + 2 ) ))
post_basename="$(echo "${post_rel_path}" | cut -c1-${post_basename_len})"
if [ -f "${LAYOUTS}/${penultimate_segment}.layout.${last_segment}" ]
then
post_src="${BLOGS}/${BLOG}/${post_basename}.${BLOG_EXT}"
if [ -f "$post_src" ]
then
continue
fi
fi
echo "No source file found to match post ${post} in blog ${BLOG}: removing ${post}"
rm -f "$post" "${post}.args"
done
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