#!/bin/bash
# Imgur client id
# Required for indirect imgur links
imgurClientId=""
# Temp file directory
tmpDir="/tmp/linkhandler"
# Handlers
imgHandler="feh"
gifHandler="mpv --quiet --loop"
vidHandler="mpv --quiet"
dwnHandler="tsp wget"
bcpHandler="campdown"
redHandler="rtv"
browser=$BROWSER
## Templates
imgFiles="png apng jpg jpeg jpe bmp tiff" # Images
imgSites="i.imgur.com/
\|i.redd.it/
\|deviantart.com/
\|tinypic.com/
\|unsplash.com/photos/
\|gyazo.com/
\|prnt.sc/
"
gifFiles="gif webm" # Gifs
gifSites="gfycat.com/
\|giphy.com/
\|gph.is/
\|gifbin.com/
\|clips.twitch.tv/
\|streamable.com/
"
vidFiles="mkv mp4 mov mpv flv avi" # Video
vidSites="youtube.com/watch
\|youtube.com/embed/
\|youtube.com/video/
\|youtu.be/
\|hooktube.com/
\|bitchute.com/
\|vimeo.com/
\|liveleak.com/
\|twitch.tv/
\|neatclip.com/
"
# Download
dwnFiles="pdf csv doc docx xls xlsx ppt pptx mp3 flac opus ogg aac"
dwnSites="raw.githubusercontent.com/"
bcpSites="bandcamp.com/album/" # BandCamp
redFiles="" # Reddit
redSites="reddit.com/"
brwFiles="htm html shtm shtml php asp aspx" # Browser
brwSites="wikipedia.org/
\|archlinux.org/
\|wiki.gentoo.org/
\|twitter.com/
\|github.com/
\|stackoverflow.com/
\|stackexchange.com/
\|superuser.com/
"
### Functions
# Usage
usage() {
cat << EOF
USAGE
$(basename "$0") [OPTIONS] URLS...
OPTIONS
-h, --help Print help and exit.
-d, --detect Detect link type instead of opening in browser.
(it will then be opened in the appropiate handler)
-v, --verbose Print progress as links are being processed.
EOF
}
# Print to stdout if verbose mode is enabled
printMessage() { if [[ -n $verbose ]]; then echo -e "$@" ; fi ;}
# Check dependecies
checkDep() { if ! command -v "$1" > /dev/null ; then echo "$(basename "$0"): \"$1\" isn't installed!" >&2 ; return 1 ; fi ;}
# Determine appropiate handler based on filetype
# Indirect links will usually be opened in the browser,
# unless you add the site to one of the templates above.
detectLinkType() {
# Download file
mkdir -p "${tmpDir:-/tmp/linkhandler}"
tmp="$(mktemp -d "${tmpDir:-/tmp/linkhandler}/XXXXXXXX")/$(basename "$1")"
checkDep wget && wget -q -O "$tmp" -- "$1"
# Detect mime type
case "$(file -b --mime-type "$tmp" 2>/dev/null)" in
image/gif|video/webm) printMessage "Link type: Gif" ; gifQueue+=( "$tmp" ) ;;
image/*) printMessage "Link type: Image" ; imgQueue+=( "$tmp" ) ;;
video/*|audio/*) printMessage "Link type: Video" ; vidQueue+=( "$tmp" ) ;;
*) printMessage "Link type: Browser" ; brwQueue+=( "$1" ) ;;
esac ;}
## Send Imgur API request
imgurReq() {
checkDep curl &&
curl -s -H "Authorization: Client-ID $imgurClientId" \
-- "https://api.imgur.com/3/$1/${2##*/}" ;}
# Queue Imgur links into the appropiate handler's queue
# Turns all animated formats into mp4
imgurQueue() {
# For indirect imgurCheck links
if [[ $1 == -i ]]; then
local indirectLink="true"
unset printNewline
shift 1
fi
for link; do
[[ -n $indirectLink ]] && printMessage "Link: $link"
[[ $link =~ \?.+$ ]] && link="${link%\?*}"
# Gif
if [[ "${link##*.}" =~ ^(gif|gifv|mov|mp4)$ ]]; then
printMessage "Link type: Gif"
[[ -n $indirectLink ]] && printMessage
gifQueue+=( "${link%.*}.mp4" )
# Image
elif [[ "${link##*.}" =~ ^(jpg|jpeg|png|apng|tiff)$ ]]; then
printMessage "Link type: Image"
[[ -n $indirectLink ]] && printMessage
imgQueue+=( "$link" )
# Indirect link
else
printMessage "Link type: Indirect Imgur link. Detecting type..."
imgurCheckQueue+=( "$link" )
fi
done
}
# Determine wether Imgur link is of an album or an image,
# then add it to the respective handler's queue
imgurCheck() {
for link; do
# Album
if imgurReply="$(imgurReq album "$link")" &&
[[ $(echo "$imgurReply" | jq -j '.status') = 200 ]]; then
printMessage "Imgur link type: Album\n"
imgurLinks="$(echo "$imgurReply" | jq -r '.data.images[].link')"
imgurQueue -i $imgurLinks
# Single image/gif
elif imgurReply="$(imgurReq image "$link")" &&
[[ $(echo "$imgurReply" | jq -j '.status') = 200 ]]; then
printMessage "Imgur link type: Single image/gif\n"
imgurLinks="$(echo "$imgurReply" | jq -r '.data.link')"
imgurQueue -i $imgurLinks
# Invalid link
else
echo "Error: Invalid Imgur link!" >&2
fi
done
}
## Flags
[[ $# = 0 ]] && { ${browser:-usage}; exit 0; }
checkDep getopt &&
eval set -- $(getopt -o "h,d,v" -l "help,detect,verbose" \
-n "$(basename "$0")" -- "$@")
while true; do
case "$1" in
-h|--help) usage ; exit 0 ;;
-d|--detect) detect="true" ; shift 1 ;;
-v|--verbose) verbose="true" ; shift 1 ;;
--) shift 1 ; break ;;
esac
done
for arg; do
printMessage "Link: $arg"
printNewline="true"
ext="${arg##*.}"
if [[ $arg =~ \]\(https?://.+ ]] && checkDep sed # Embedded markdown link
then arg="$(echo "$arg" | sed -E 's|.*\]\((https?://.+)|\1|; s|\)$||')" ; fi
# Imgur image/gif/album
if [[ $arg =~ imgur\.com/.+ ]]; then
imgurQueue "$arg"
# Indirect link
if [[ -n $imgurCheckQueue ]] && checkDep jq; then
if [[ -n $imgurClientId ]]
then imgurCheck ${imgurCheckQueue[@]}
else
echo "Error: Imgur client id not set!" >&2
printMessage "Link type: Browser"
brwQueue+=( "$arg" )
fi
fi
elif [[ $arg =~ v\.redd\.it/[a-z0-9]+ ]]
then printMessage "Link type: Gif" ; gifQueue+=( "${arg%/DASHPlaylist.mpd}/DASHPlaylist.mpd" )
elif echo "$arg" | grep -q "$gifSites" ||
echo "$gifFiles" | grep -q "${ext%%\?*}"
then printMessage "Link type: Gif" ; gifQueue+=( "$arg" )
elif echo "$arg" | grep -q "$imgSites" ||
echo "$imgFiles" | grep -q "${ext%%\?*}"
then printMessage "Link type: Image" ; imgQueue+=( "$arg" )
elif echo "$arg" | grep -q "$vidSites" ||
echo "$vidFiles" | grep -q "${ext%%\?*}"
then printMessage "Link type: Video" ; vidQueue+=( "$arg" )
elif echo "$arg" | grep -q "$dwnSites" ||
echo "$dwnFiles" | grep -q "${ext%%\?*}"
then printMessage "Link type: Download" ; dwnQueue+=( "$arg" )
elif echo "$arg" | grep -q "$bcpSites"
then printMessage "Link type: Bandcamp" ; bcpQueue+=( "$arg" )
elif echo "$arg" | grep -q "$redSites"
then printMessage "Link type: Reddit" ; redQueue+=( "$arg" )
elif echo "$arg" | grep -q "$brwSites" ||
echo "$brwFiles" | grep -q "${ext%%\?*}" ||
[[ -z $detect ]]
then printMessage "Link type: Browser" ; brwQueue+=( "$arg" )
else
printMessage "Detecting link type..."
detectLinkType "$arg"
fi
if [[ -n $printNewline ]]
then printMessage ; unset printNewline ; fi
done
printMessage "Opening links..."
if [[ -n $imgQueue ]] && checkDep ${imgHandler%%\ *}
then $imgHandler ${imgQueue[@]} &disown ; fi
if [[ -n $gifQueue ]] && checkDep ${gifHandler%%\ *}
then $gifHandler ${gifQueue[@]} &disown ; fi
if [[ -n $vidQueue ]] && checkDep ${vidHandler%%\ *}
then $vidHandler ${vidQueue[@]} &disown ; fi
if [[ -n $dwnQueue ]] && checkDep ${dwnHandler%%\ *}
then $dwnHandler ${dwnQueue[@]} &disown ; fi
if [[ -n $bcpQueue ]] && checkDep ${bcpHandler%%\ *}
then cd ~/Downloads ; $bcpHandler ${bcpQueue[@]} >/dev/null &disown ; fi
if [[ -n $redQueue ]] && checkDep ${redHandler%%\ *}
then $TERMINAL -e $redHandler ${redQueue[@]} &disown ; fi
if [[ -n $brwQueue ]] && checkDep ${browser%%\ *}
then $browser ${brwQueue[@]} &disown ; fi