aboutsummaryrefslogtreecommitdiff
path: root/v2/src/bin/categories
blob: bc08704912f7fa18261c3c6e9b16fc732d755b16 (about) (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
#!/bin/sh
set -eu

usage() {
	cat <<-'EOF'
		Usage:
		  categories FILENAME
		  categories -h
	EOF
}

help() {
	cat <<-'EOF'
		Options:
		  -h, --help    show this message

		  FILENAME      the target categories index to be built


		  Generate FILENAME as the indexed list of articles by category.


		Examples:

		  Generate the index.categories entry for english pastebins:

		    $ categories src/en/pastebins/index.categories
	EOF
}


for flag in "$@"; do
	case "$flag" in
		--)
			break
			;;
		--help)
			usage
			help
			exit
			;;
		*)
			;;
	esac
done

while getopts 'h' flag; do
	case "$flag" in
		h)
			usage
			help
			exit
			;;
		*)
			usage >&2
			exit 2
			;;
	esac
done
shift $((OPTIND - 1))

. src/lib.sh

FILENAME="${1:-}"
eval "$(assert_arg "$FILENAME" 'FILENAME')"
DIR="$(dirname "$FILENAME")"


mkdir -p "$DIR"
printf '' > "$FILENAME"
find "$DIR"/*.categorysort 2>/dev/null |
	awk -F. '{ print $(NF-1) }' |
	sort |
	uniq |
	while read -r category; do
		find "$DIR"/*."$category".categorysort |
			sort -nr |
			xargs cat > "$DIR/$category.category"
		printf '%s\n' "$category" >> "$FILENAME"
	done