Alcampo.es nutritional value web scraper

alcampo.sh

# Alcampo.es nutritional value web scraper.
# Usage: 
#     $ alcampo.sh <URL>
# 


# Scrape product title
curl -s "$1" | tr "h1" "\n" | grep '"name":"' | sed 's:^.*name"\:"::' | sed 's:"."description.*$::g' 
echo


# Scrape product nutritional value
# cat index.html | \
#     tr " " "\n" | \                       # spread html converting spaces to newlines
#     grep -a 1 'gras' | \                  # look for the keyword in the html, yield 1 line below
#     grep "</span>.*\u00a0" | \            # get value in nextline from spacechar in between value and unit
#     sed 's:(Kcal)::g' | \                 # remove (Kcal) from kcals only
#     sed 's:</span></td><td><span>::g' | \ # remove preceding junk
#     cat 1415sed 's:\\u.*$::g' \           # remove trailing junk
for macronutrient in Kcal carb Prot Gras
do
	printf "$macronutrient \t"
done
echo
for macronutrient in Kcal carb Prot Gras
do
	curl -s "$1" 					      | \
		tr " " "\n"				          | \
		grep -A 1 "$macronutrient"	      | \
		grep "</span>.*\u00A0"    	      | \
		sed 's:(Kcal)::g'		 	      | \
		sed 's:</span></td><td><span>::g' | \
		sed 's:\\u.*$::g' | tr -d '\n'  
	printf "\t"
done
echo