bible_verse-cli/bible_verse at master · RaynardGerraldo/bible_verse-cli · GitHub

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#!/bin/sh

# Help menu
if [ "$1" = "-h" -o "$1" = "--help" ]; then
  echo "Usage:  ./bible_verse book_name chapter verse [version]
        ./bible_verse --keyword/-k [keyword] [version]
       "
  echo "Example:
        ./bible_verse John 3 16 KJV (ESV by default)
        ./bible_verse John 3 16-21 KJV
    "
  echo "Keyword search examples:
        ./bible_verse -k Mary (NIV by default)
        ./bible_verse -k 'Jesus said' DRA
        ./bible_verse -k εὐλογία SBLGNT
        ./bible_verse -k Christus VULGATE
    "
  echo "For books with numbers infront of them, ex: 1 Peter
        ./bible_verse 1Peter 1 1-2 SBLGNT
    "
  echo "For output to image
        ./bible_verse John 3 16 KJV | python3 verseonimage.py
        ./bible_verse John 3 16-21 KJV | python3 verseonimage.py
        ./bible_verse John 3 16-21 NKJV | python3 versetoimage.py <your image.png>"
  exit 0
fi

if [ "$1" = "-k" -o "$1" = "--keyword" ]; then
    if [ $# -lt 2 ]; then
      echo "Error: Incorrect number of arguments."
      exit 1
    fi

    # a more standard modern version to fit common english keywords
    version="NIV"
    if [ $# -eq 3 ]; then
        version=$3
    fi

    search=$(echo "$2" | sed 's/\s\+/+/g')
    # currently max 100 output to not clutter terminal
    keyword_search=$(curl -s "https://www.biblegateway.com/quicksearch/?qs_version="$version"&quicksearch="$search"&resultspp=100")
    version_split=""$version"\">|</a>"
    search_result_list=$(echo "$keyword_search" | sed -zEn 's/.*search-result-list">(.*)/\1/p')
    text=$(echo "$search_result_list" | awk -v ver="$version_split" -F'<div class="bible-item-title-wrap col-sm-3">|<div class="bible-item-extras">' '
    NF > 1 {
        split($2, title_part, ver);
        title = title_part[2];
        verse = $1;
        printf "%s\n%s  ", verse, title;
    }' | sed 's/In Context//g; s/<[^>]*>//g; s/^[ \t]*//; /^$/d; G')
    printf "%s\n" "$text"
    exit 0
fi

if [ $# -lt 3 ]; then
  echo "Error: Incorrect number of arguments."
  exit 1
fi

# Initial variables
version="DRA"
verse_range=$(printf "%s" "$3" | grep -oE "[0-9]+-[0-9]+")
verse_result=
# Use as version if version argument exist
if [ $# -eq 4 ]; then
  version=$4
fi

# Prints book name,chapter,verse,and version
printf "%s\n" "$1 $2 $3 $version"

# Request to biblegateway and parse response
request_and_parse(){
	bible=$(curl -s "https://www.biblegateway.com/passage/?search=$1+$2:$3&version=$4")
	verse_text=$(printf "%s" "$bible" | sed -n 's/.*<meta property="og:description" content="\(.*\)".*/\1/p')
	verse_result="${verse_result} ${verse_text}"
}

# Checks and adjustments for a certain scraping block
if [ -n "$verse_range" ]; then
	number1=$(printf "%s" "$verse_range" | cut -d'-' -f1)
	number2=$(printf "%s" "$verse_range" | cut -d'-' -f2)
	range_count=$((number2 - number1))
	if [ $range_count -ge 5 ]; then
		request_and_parse "$1" "$2" "$number1-$((number1+4))" "$version"
		while [ $((number1+5)) -le $number2 ]; do
			number1=$((number1+5))
			request_and_parse "$1" "$2" "$number1-$number2" "$version"
		done
		printf "%s\n" "$verse_result"
		exit 0
	fi
fi
request_and_parse "$1" "$2" "$3" "$version"
printf "%s\n" "$verse_result"