88 lines
2.4 KiB
Bash
Executable file
88 lines
2.4 KiB
Bash
Executable file
#!/usr/bin/env bash
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# template.sh - basic templating engine
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# render(array, template_file)
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function render() {
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local template="$(cat "$2")"
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local -n ref=$1
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local tmp=$(mktemp)
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for key in ${!ref[@]}; do
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if [[ "$key" == "_"* ]]; then # iter mode
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local subtemplate=$(mktemp)
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grep "start $key" -A99999 | grep "end $key" -B99999 > "$subtemplate"
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local -n item_array=${ref[$key]}
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echo 's/{{start '"$key"'}}.*{{end '"$key"'}}/{{'"$key"'}}/' >> "$tmp"
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for (( i=0; i<${#item_array}; i++ )); do
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nested_get item_array $i
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for meow in ${!res[@]}; do
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local -n nyaa=${res[$meow]}
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# todo: unhtml_encode this?
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local value="$(html_encode "$(render nyaa "$subtemplate")" | sed -E 's/\&/<2F>UwU<77>/g')"
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echo 's/{{'"${res[$meow]}"'}}/'"$value"'/' >> "$tmp"
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done
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done
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echo 's/\{\{'"$key"'\}\}/'"$value"'/g' >> "$tmp"
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rm "$subtemplate"
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elif [[ "${ref[$key]}" != "" ]]; then
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local value="$(html_encode "${ref[$key]}" | sed -E 's/\&/<2F>UwU<77>/g')"
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echo 's/\{\{\.'"$key"'\}\}/'"$value"'/g' >> "$tmp"
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else
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echo 's/\{\{\.'"$key"'\}\}//g' >> "$tmp"
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fi
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done
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template="$(tr '\n' $'\01' <<< "$template" | sed -E -f "$tmp" | tr $'\01' '\n')"
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sed -E 's/<2F>UwU<77>/\&/g' <<< "$template"
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rm "$tmp"
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}
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# render_unsafe(array, template_file)
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function render_unsafe() {
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local template="$(cat "$2")"
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local -n ref=$1
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local tmp=$(mktemp)
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for key in ${!ref[@]}; do
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if [[ "$key" == "_"* ]]; then # iter mode
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# grep "start _test" -A99999 | grep "end _test" -B99999
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local -n item_array=${ref[$key]}
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local value
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for ((i = 0; i < ${#item_array[@]}; i++)); do
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value+="$(xxd -ps <<< "${item_array[$i]}" | tr -d '\n' | sed -E 's/../\\x&/g')"
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done
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echo 's/\{\{'"$key"'\}\}/'"$value"'/g' >> "$tmp"
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else
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local value="$(xxd -ps <<< "${ref[$key]}" | tr -d '\n' | sed -E 's/../\\x&/g')"
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echo 's/\{\{\.'"$key"'\}\}/'"$value"'/g' >> "$tmp"
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done
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sed -E -f "$tmp" <<< "$template"
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rm "$tmp"
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}
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# mmmm this should be a library because i am so much copying those later
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# _nested_random
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function _nested_random() {
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dd if=/dev/urandom bs=1 count=16 status=none | xxd -p
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}
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# nested_declare(ref)
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function nested_declare() {
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declare -g -a $1
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}
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# nested_add(ref, array)
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function nested_add() {
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local nested_id=$(_nested_random)
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declare -g -n _$nested_id=$2
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local -n ref=$1
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ref+=("$nested_id")
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}
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# nested_get(ref, i)
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function nested_get() {
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local -n ref=$1
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declare -g -n res=_${ref[$2]}
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}
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