#!/bin/bash

PATCH=$1
CR=$(printf "\r")

cat $PATCH | (
while read current_line
do
    if [[ $current_line =~ ^Subject:* ]]; then
        SUBJECT=${current_line:8}

    elif [[ $current_line =~ ^Date:* ]]; then
        DATE=${current_line:5}

    elif [[ $current_line =~ ^License:* ]]; then
        LICENSE=`echo ${current_line:9} | cut -d ' ' -f1`

    elif [[ $current_line =~ ^Category:* ]]; then
        CATEGORY=`echo ${current_line:9} | cut -d ' ' -f1`

    elif [[ $current_line =~ ^"Original License:"* ]]; then
        continue

    elif [[ $current_line =~ ^From:* ]]; then
        FROM=`echo ${current_line:5} | cut -d ' ' -f1`

    elif [[ $current_line =~ ^Context:* ]]; then
        CONTEXT=${current_line:8}

    elif [[ $current_line =~ ^---* ]]; then
        break

    elif [ ! -z "$current_line" ]; then
        if [ ! -z "$MESSAGE" ]; then
            MESSAGE+="<br>"
        fi
        MESSAGE+=$current_line

    fi
done

# echo FROM: $FROM
# echo SUBJECT: $SUBJECT
# echo DATE: $DATE
# echo LICENSE: $LICENSE
# echo CONTEXT: $CONTEXT
# echo CATEGORY: $CATEGORY
# echo -e MESSAGE: $MESSAGE

SUBJECT=`echo $SUBJECT | xargs`

echo "|**$SUBJECT**" \
     "<br><sub><nobr>"$DATE"</nobr>" \
     "<br>File: [$(basename $PATCH)](/build/patches/$(basename $PATCH))" \
     "<br><nobr>Author: "$FROM"</nobr>" \
     "<br><nobr>Context: "$CONTEXT"</nobr>" \
     "<br><nobr>License: "$LICENSE"</nobr>" \
     "|"$MESSAGE"|"
)