#!/usr/bin/env bash # Variables if [ $# -eq 0 ]; then echo -e "No arguments supplied. \n\nCorrect Usage:\n webify-gemini.sh \n\nExample:\n webify-gemini.sh /var/gemini/users/$USER/ /home/$USER/public_html/ gemini://gemini.ctrl-c.club/~$USER/ http://ctrl-c.club/~$USER/" exit 1 elif [ $# -eq 1 ]; then if [ "$1" == "-h" ] || [ "$1" == "--help" ]; then echo -e "Usage:\n webify-gemini.sh \n\nExample:\n webify-gemini.sh /var/gemini/users/$USER/ /home/$USER/public_html/ gemini://gemini.ctrl-c.club/~$USER/ http://ctrl-c.club/~$USER/" exit 0 fi elif ! [ $# -eq 4 ]; then echo -e "Incorrect number of arguments.\n\nCorrect Usage:\n webify-gemini.sh \n\nExample:\n webify-gemini.sh /var/gemini/users/$USER/ /home/$USER/public_html/ gemini://gemini.ctrl-c.club/~$USER/ http://ctrl-c.club/~$USER/" exit 1 fi geminiDirectory="$1" htmlDirectory="$2" geminiAddress="$3" webAddress="$4" # Trim ending slash from varables if [ "${geminiDirectory: -1}" == "/" ]; then geminiDirectory=$(echo -n "$geminiDirectory" | rev | cut -c 2- | rev) fi if [ "${htmlDirectory: -1}" == "/" ]; then htmlDirectory=$(echo -n "$htmlDirectory" | rev | cut -c 2- | rev) fi if [ "${geminiAddress: -1}" == "/" ]; then geminiAddress=$(echo -n "$geminiAddress" | rev | cut -c 2- | rev) fi if [ "${webAddress: -1}" == "/" ]; then webAddress=$(echo -n "$webAddress" | rev | cut -c 2- | rev) fi # Find all .gmi and .gemini files in the user's gemini directory, then return # the paths of these files relative to the user's gemini directory, omitting # the file extension function findFilesWithoutExtension() { # All *.gmi files find "$geminiDirectory/" -name '*.gmi' -printf "%P\n" | while read -r file do echo "$file" | rev | cut -f 2- -d '.' | rev done # All *.gemini files find "$geminiDirectory/" -name '*.gemini' -printf "%P\n" | while read -r file do echo "$file" | rev | cut -f 2- -d '.' | rev done } # Find all subdirectories of the user's gemini directory function findDirectories() { find "$geminiDirectory/" -type d -printf "%P\n" } # Make sure all the subdirectories exist for directory in $(findDirectories) do mkdir -p "$htmlDirectory/$directory" done # Copy all non-gemtext files into the user's public_html folder find "$geminiDirectory/" -type f -printf "%P\n" | while read -r file do if [ "${file: -4}" != ".gmi" ] && [ "${file: -7}" != ".gemini" ]; then cp "$geminiDirectory/$file" "$htmlDirectory/$file" fi done # Make sure $htmlDirectory/style.css exists if ! test -f "$htmlDirectory/style.css"; then echo "/* This file controls the styling of your website. For an example style.css file, see http://ctrl-c.club/~lovetocode999/style.css */ /* Normal text */ p {} /* Links */ a {} /* Headers */ h1 {} /* Sub-headers */ h2 {} /* Sub-sub-headers */ h3 {} /* Bulleted lists */ ul {} /* List items */ li {} /* Blockquotes */ blockquote {} /* Preformatted text */ pre {} /* Applies to all separate elements */ * {} /* Applies to the entire page as one element */ body {}" > "$htmlDirectory/style.css" fi # Make sure $htmlDirectory/footer.html exists if ! test -f "$htmlDirectory/footer.html"; then touch "$htmlDirectory/footer.html" fi # Make sure $htmlDirectory/header.html exists if ! test -f "$htmlDirectory/header.html"; then touch "$htmlDirectory/header.html" fi # Convert all the gemtext files into html files, and copy them into the user's # public_html directory for file in $(findFilesWithoutExtension) do # Check whether file is a .gmi or .gemini file if test -f "$geminiDirectory/$file.gmi"; then filename="$geminiDirectory/$file.gmi" else filename="$geminiDirectory/$file.gemini" fi # Set the title to the content of the first header title=$(awk 'BEGIN{FPAT="([^ ]+)"}{if ($1=="#"){$1="";$2="\b"$2;print $0;exit}}' "$filename") # Run the file through awk, passing the gemini address, web address and # title to awk as varables awk -v title="$title" -v webAddress="$webAddress" ' BEGIN { # header.html # Split the file by spaces FPAT = "([^ ]+)" # Print the start of the html file, up to the tag print "\n\n\n \n "title"\n \n\n" } { print " "$0; } ' "$htmlDirectory/header.html" > "$htmlDirectory/$file.html" awk -v geminiAddress="$geminiAddress" -v webAddress="$webAddress" ' BEGIN { # Split the file by spaces FPAT = "([^ ]+)" # These varables will be used later on urlcount=0 # Number of urls headnum=0 # Number of headers subheadnum=0 # Number of sub-headers subsubheadnum=0 # Number of sub-sub-headers pre=0 # Whether or not the current text is preformatted bullist=0 # Whether or not a bulleted list was just formed } { # Replace special characters with their HTML equivalents gsub(//, "\\>") gsub(/=>/, "=>") # If the line is ```, toggle preformatted text if ($1 == "```") { # The next four lines check if the previous line was part of a # bulleted list, and, if it was, print a closing tag. These # four lines are present at the start of every if expression, # except for the one that prints an actual list if (bullist) { bullist = !bullist print " " } # Toggle pre pre = !pre # If pre, print a

 tag, else, print a closing

tag if (pre) { print "

"
            }
            else {
                print "

" } } # If the text is preformatted, just print it without checking for any # formatting else if (pre) { print $0 } # Bulleted list else if ($1 == "*") { # We do not need to print the asterisk, so set the variable holding # it to an empty string $1 = "" # If bullist, print just an

tag containing the text, else # print a starting

tag containing the text if (bullist) { print "
"$0"

"$0"

"$0"

" } $1 = "" print "

"$0"

" } # Sub-headers else if ($1 == "##") { subheadnum++ if (bullist) { bullist = !bullist print " " } $1 = "" print "

"$0"

" } # Sub-sub-headers else if ($1 == "###") { subsubheadnum++ if (bullist) { bullist = !bullist print " " } $1 = "" print "

"$0"

" } # Links else if ($1 == "=>") { if (bullist) { bullist = !bullist print " " } # Increment the number of urls urlcount++ # Substitute all occurrences of .gmi and .gemini with .html, # substitute all occurrences of $geminiAddress with $webAddress, sub(geminiAddress, webAddress) if ($2 ~ webAddress) { sub(/\.gmi/, ".html") sub(/\.gemini/, ".html") } # Set the url to the second argument url = $2 # Set the first two arguments to nothing, so only the link text is # printed $1 = "" $2 = "" # Print a href tag with url as the url text and $0 as the link text, # then print a
tag so that multiple consecutive urls do not # end up on the same line print " "$0"
" } # If none of these previous formatting statements run, just print the # text in a

tag else { if (bullist) { bullist = !bullist print " " } print "

"$0"

" } } END { if (bullist) { bullist = !bullist print " " } } ' "$filename" >> "$htmlDirectory/$file.html" awk ' BEGIN { # footer.html # Split the file by spaces FPAT = "([^ ]+)" } { print " "$0; } END { # Finally, print a closing and print "\n" } ' "$htmlDirectory/footer.html" >> "$htmlDirectory/$file.html" echo "Converted ${filename} to ${htmlDirectory}/${file}.html" done