diff --git a/src/template.sh b/src/template.sh index 492f466..f3c1863 100755 --- a/src/template.sh +++ b/src/template.sh @@ -1,50 +1,75 @@ #!/usr/bin/env bash # template.sh - basic templating engine -# render(array, template_file) +# nightmare fuel +# render(array, template_file, recurse) function render() { - local template="$(cat "$2" | tr -d $'\01'$'\02' | sed 's/\&/�UwU�/g')" + if [[ "$3" != true ]]; then + local template="$(cat "$2" | tr -d $'\01'$'\02' | sed 's/\&/�UwU�/g')" + else + local template="$(cat "$2")" + fi local -n ref=$1 local tmp=$(mktemp) + + local key for key in ${!ref[@]}; do if [[ "$key" == "_"* ]]; then # iter mode - local value='' - subtemplate=$(mktemp) - subtemplate_tmp=$(mktemp) - echo "$template" | sed 's/\&/�UwU�/g' | grep "{{start $key}}" -A99999 | grep "{{end $key}}" -B99999 | tr -d $'\01'$'\02' | tr '\n' $'\01' > "$subtemplate" + local subtemplate=$(mktemp) + local subtemplate_tmp=$(mktemp) + echo "$template" | grep "{{start $key}}" -A99999 | grep "{{end $key}}" -B99999 | tr '\n' $'\01' > "$subtemplate" echo 's'$'\02''\{\{start '"$key"'\}\}.*\{\{end '"$key"'\}\}'$'\02''\{\{'"$key"'\}\}'$'\02'';' >> "$tmp" local -n asdf=${ref[$key]} + local j + local value='' for j in ${!asdf[@]}; do local -n fdsa=_${asdf[$j]} - for i in ${!fdsa[@]}; do - echo 's'$'\02''\{\{.'"$i"'\}\}'$'\02'''"${fdsa[$i]}"''$'\02''g;' | tr '\n' $'\01' | sed -E 's/'$'\02'';'$'\01''/'$'\02'';/g;s/'$'\02''g;'$'\01''/'$'\02''g;/g' >> "$subtemplate_tmp" - done + value+="$(render fdsa "$subtemplate" true | sed -E 's'$'\02''\{\{start '"$key"'\}\}'$'\02'$'\02'';s'$'\02''\{\{end '"$key"'\}\}'$'\02'$'\02')" - echo 's'$'\02''\{\{start '"$key"'\}\}'$'\02'$'\02' >> "$subtemplate_tmp" - echo 's'$'\02''\{\{end '"$key"'\}\}'$'\02'$'\02' >> "$subtemplate_tmp" - - value+="$(cat "$subtemplate" | tr '\n' $'\01' | sed -E -f "$subtemplate_tmp" | tr $'\01' '\n')" rm "$subtemplate_tmp" done + echo 's'$'\02''\{\{'"$key"'\}\}'$'\02'''"$value"''$'\02'';' >> "$tmp" rm "$subtemplate" + elif [[ "$key" == "@"* && "${ref[$key]}" != '' ]]; then + local value="$(sed -E 's/\&/�UwU�/g' <<< "${ref[$key]}")" + echo 's'$'\02''\{\{\'"$key"'\}\}'$'\02'''"$value"''$'\02''g;' >> "$tmp" + elif [[ "$key" == '?'* ]]; then + local _key="\\?${key/?/}" + + local subtemplate=$(mktemp) + echo 's'$'\02''\{\{start '"$_key"'\}\}(.*)\{\{end '"$_key"'\}\}'$'\02''\1'$'\02'';' >> "$subtemplate" + cat <<< $(cat "$subtemplate" "$tmp") > "$tmp" # call that cat abuse + elif [[ "${ref[$key]}" != "" ]]; then - local value="$(html_encode "${ref[$key]}" | sed -E 's/\&/�UwU�/g')" + echo "VALUE: ${ref[$key]}" > /dev/stderr + if [[ "$3" != true ]]; then + local value="$(echo "${ref[$key]}" | html_encode | sed -E 's/\&/�UwU�/g')" + else + local value="$(echo "${ref[$key]}" | sed -E 's/\\\\/�OwO�/g;s/\\//g;s/�OwO�/\\/g' | html_encode | sed -E 's/\&/�UwU�/g')" + fi echo 's'$'\02''\{\{\.'"$key"'\}\}'$'\02'''"$value"''$'\02''g;' >> "$tmp" else echo 's'$'\02''\{\{\.'"$key"'\}\}'$'\02'$'\02''g;' >> "$tmp" fi done - cat "$tmp" | tr '\n' $'\01' | sed -E 's/'$'\02'';'$'\01''/'$'\02'';/g;s/'$'\02''g;'$'\01''/'$'\02''g;/g' > "${tmp}_" - template="$(tr '\n' $'\01' <<< "$template" | sed -E -f "${tmp}_" | tr $'\01' '\n')" - sed -E 's/�UwU�/\&/g' <<< "$template" - rm "$tmp" + if [[ "$3" != true ]]; then # are we recursing? + cat "$tmp" | tr '\n' $'\01' | sed -E 's/'$'\02'';'$'\01''/'$'\02'';/g;s/'$'\02''g;'$'\01''/'$'\02''g;/g' > "${tmp}_" + + echo 's/\{\{start \?([a-zA-Z0-9_-]*[^}])\}\}.*\{\{end \?(\1)\}\}//g' >> "${tmp}_" + template="$(tr '\n' $'\01' <<< "$template" | sed -E -f "${tmp}_" | tr $'\01' '\n')" + sed -E 's/�UwU�/\&/g' <<< "$template" + rm "$tmp" "${tmp}_" + else + tr '\n' $'\01' <<< "$template" | sed -E -f "$tmp" | tr $'\01' '\n' + rm "$tmp" + fi } # render_unsafe(array, template_file) @@ -57,12 +82,12 @@ function render_unsafe() { # grep "start _test" -A99999 | grep "end _test" -B99999 local -n item_array=${ref[$key]} local value - for ((i = 0; i < ${#item_array[@]}; i++)); do - value+="$(xxd -ps <<< "${item_array[$i]}" | tr -d '\n' | sed -E 's/../\\x&/g')" + for ((_i = 0; _i < ${#item_array[@]}; _i++)); do + value+="$(xxd -p <<< "${item_array[$_i]}" | tr -d '\n' | sed -E 's/../\\x&/g')" done echo 's/\{\{'"$key"'\}\}/'"$value"'/g' >> "$tmp" else - local value="$(xxd -ps <<< "${ref[$key]}" | tr -d '\n' | sed -E 's/../\\x&/g')" + local value="$(xxd -p <<< "${ref[$key]}" | tr -d '\n' | sed -E 's/../\\x&/g')" echo 's/\{\{\.'"$key"'\}\}/'"$value"'/g' >> "$tmp" fi done @@ -90,8 +115,8 @@ function nested_add() { declare -g -A _$nested_id # poor man's array copy - for i in ${!nested_ref[@]}; do - declare -g -A _$nested_id[$i]="${nested_ref[$i]}" + for k in ${!nested_ref[@]}; do + declare -g -A _$nested_id[$k]="${nested_ref[$k]}" done local -n ref=$1