foxdown.sh

#!/bin/bash

if ["$1" = ""]
then
	printf "Usage\n$0 [link]\n"
	exit
fi

# all the variables being used
SUPPLIED_LINK="$1"
USER_AGENT="Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36"
CURRENT_CHAPTER=""
CURRENT_CHAPTER_BASE_URL=""
CURRENT_PAGE_NUMBER=""
CURRENT_DIRECTORY=""
THIS_DIR=""


wget -U="$USER_AGENT" -O main_page.html "$SUPPLIED_LINK" #this downloads the main link page
grep -o fanfox.net/manga/[^\"]*1.html main_page.html | tac > chapters_list.txt #this is to get all the individual chapters from the main page into a file called chapters_list.txt


#looping over all the chapters
while read CURRENT_CHAPTER
do
	echo Downloading "$CURRENT_CHAPTER"
	wget -U="$USER_AGENT" -O current_chapter.html "$CURRENT_CHAPTER" #downloads the current chapter
	grep -o ">"[0-9]*"<" current_chapter.html | uniq | grep -o "[0-9]*" >> page_list.txt # to obtain the number of pages in the chapter
	 CURRENT_CHAPTER_BASE_URL=$(printf "$CURRENT_CHAPTER" | grep -o "fanfox.net/.*[^1.html]") # saves the base URL in variable
	 CURRENT_DIRECTORY=$(printf "$CURRENT_CHAPTER" | grep -o "manga.*[^1.html]")
	 if [ ! -e $CURRENT_DIRECTORY ]
	 then
	 	mkdir -p "$CURRENT_DIRECTORY"
	 fi
	while read CURRENT_PAGE_NUMBER #loops over all the pages
	do
		wget -U="$USER_AGENT" -O current_page.html "$CURRENT_CHAPTER_BASE_URL$CURRENT_PAGE_NUMBER.html"
		wget -nc -O $CURRENT_DIRECTORY$CURRENT_PAGE_NUMBER.jpg $(grep -o -m 1 a.fanfox.net/store/manga[^?]* current_page.html) # this is to get the image url from the page, and download it
	done < page_list.txt
	rm page_list.txt
	if [ "$2" = "y" ]
	then
		THIS_DIR="$PWD"
		cd "$CURRENT_DIRECTORY"
		zip -0 $(printf "$PWD" | grep -o "/c.*" | grep -o c.*).cbz *.jpg
		mv *.cbz $THIS_DIR/
		cd $THIS_DIR
	fi
	
done < chapters_list.txt