-
Notifications
You must be signed in to change notification settings - Fork 0
/
Template.bash
46 lines (42 loc) · 1001 Bytes
/
Template.bash
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
#!/bin/bash
##
# Parse temlates and fill in values for tags.
# Template tags look like this: {{--TAG_NAME--}}.
# tagnames passed in params are uppercased automatically.
template(){
declare -a tags=() values=()
while [ $# -gt 0 ]; do
case $1 in
-t|--tag)
declare -u tags[${#tags[@]}]="{{--${2}--}}"
;;
-v|--value)
declare values[${#values[@]}]="$2"
;;
-f|--file)
declare file="$2"
;;
esac
shift
done
if [[ -z $file ]]; then
echo No filename specified for template. >&2
exit 200
elif [[ ! -f $file ]]; then
echo "File $file not found." >&2
exit 201
fi
if [[ ${#tags[@]} -ne ${#values[@]} ]]; then
echo Error: all tags need to have a replacement value. >&2
exit 202
fi
declare line
while IFS='' read -r line; do
declare tagno=0
for tag in "${tags[@]}";do
line="${line//$tag/${values[$tagno]}}"
((tagno++))
done
echo -E "$line"
done < "$file"
}