nnn/plugins/imgur

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#!/usr/bin/env bash
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##########################################################################
# The MIT License
#
# Copyright (c) jomo
#
# Permission is hereby granted, free of charge,
# to any person obtaining a copy of this software and
# associated documentation files (the "Software"), to
# deal in the Software without restriction, including
# without limitation the rights to use, copy, modify,
# merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom
# the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice
# shall be included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
##########################################################################
# https://github.com/jomo/imgur-screenshot
# https://help.imgur.com/hc/en-us/articles/209592766-Tools-for-Imgur
#
# Slightly modified for `nnn` integration
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#
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# Shell: Bash
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# Description: Upload an image file to imgur
if [ "${1}" = "--debug" ]; then
echo "########################################"
echo "Enabling debug mode"
echo "Please remove credentials before pasting"
echo "########################################"
echo ""
uname -a
for arg in ${0} "${@}"; do
echo -n "'${arg}' "
done
echo -e "\n"
shift
set -x
fi
current_version="v1.7.4"
function is_mac() {
uname | grep -q "Darwin"
}
### IMGUR-SCREENSHOT DEFAULT CONFIG ####
# You can override the config in ~/.config/imgur-screenshot/settings.conf
imgur_anon_id="ea6c0ef2987808e"
imgur_icon_path="${HOME}/Pictures/imgur.png"
imgur_acct_key=""
imgur_secret=""
login="false"
album_title=""
album_id=""
credentials_file="${HOME}/.config/imgur-screenshot/credentials.conf"
file_name_format="imgur-%Y_%m_%d-%H:%M:%S.png" # when using scrot, must end with .png!
file_dir="${HOME}/Pictures"
upload_connect_timeout="5"
upload_timeout="120"
upload_retries="1"
# shellcheck disable=SC2034
if is_mac; then
screenshot_select_command="screencapture -i %img"
screenshot_window_command="screencapture -iWa %img"
screenshot_full_command="screencapture %img"
open_command="open %url"
else
screenshot_select_command="scrot -s %img"
screenshot_window_command="scrot %img"
screenshot_full_command="scrot %img"
open_command="xdg-open %url"
fi
open="true"
mode="select"
edit_command="gimp %img"
edit="false"
exit_on_album_creation_fail="true"
log_file="${HOME}/.imgur-screenshot.log"
auto_delete=""
copy_url="true"
keep_file="true"
check_update="true"
# NOTICE: if you make changes here, also edit the docs at
# https://github.com/jomo/imgur-screenshot/wiki/Config
# You can override the config in ~/.config/imgur-screenshot/settings.conf
############## END CONFIG ##############
settings_path="${HOME}/.config/imgur-screenshot/settings.conf"
if [ -f "${settings_path}" ]; then
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# shellcheck disable=SC1090
source "${settings_path}"
fi
# dependency check
if [ "${1}" = "--check" ]; then
(type grep &>/dev/null && echo "OK: found grep") || echo "ERROR: grep not found"
if is_mac; then
if type growlnotify &>/dev/null; then
echo "OK: found growlnotify"
elif type terminal-notifier &>/dev/null; then
echo "OK: found terminal-notifier"
else
echo "ERROR: growlnotify nor terminal-notifier found"
fi
(type screencapture &>/dev/null && echo "OK: found screencapture") || echo "ERROR: screencapture not found"
(type pbcopy &>/dev/null && echo "OK: found pbcopy") || echo "ERROR: pbcopy not found"
else
(type notify-send &>/dev/null && echo "OK: found notify-send") || echo "ERROR: notify-send (from libnotify-bin) not found"
(type scrot &>/dev/null && echo "OK: found scrot") || echo "ERROR: scrot not found"
(type xclip &>/dev/null && echo "OK: found xclip") || echo "ERROR: xclip not found"
fi
(type curl &>/dev/null && echo "OK: found curl") || echo "ERROR: curl not found"
exit 0
fi
# notify <'ok'|'error'> <title> <text>
function notify() {
if is_mac; then
if type growlnotify &>/dev/null; then
growlnotify --icon "${imgur_icon_path}" --iconpath "${imgur_icon_path}" --title "${2}" --message "${3}"
else
terminal-notifier -appIcon "${imgur_icon_path}" -contentImage "${imgur_icon_path}" -title "imgur: ${2}" -message "${3}"
fi
else
if [ "${1}" = "error" ]; then
notify-send -a ImgurScreenshot -u critical -c "im.error" -i "${imgur_icon_path}" -t 500 "imgur: ${2}" "${3}"
else
notify-send -a ImgurScreenshot -u low -c "transfer.complete" -i "${imgur_icon_path}" -t 500 "imgur: ${2}" "${3}"
fi
fi
}
function take_screenshot() {
echo "Please select area"
is_mac || sleep 0.1 # https://bbs.archlinux.org/viewtopic.php?pid=1246173#p1246173
cmd="screenshot_${mode}_command"
cmd=${!cmd//\%img/${1}}
if ! shot_err="$(${cmd} &>/dev/null)"; then #takes a screenshot with selection
echo "Failed to take screenshot '${1}': '${shot_err}'. For more information visit https://github.com/jomo/imgur-screenshot/wiki/Troubleshooting" | tee -a "${log_file}"
notify error "Something went wrong :(" "Information has been logged"
exit 1
fi
}
function check_for_update() {
# exit non-zero on HTTP error, output only the body (no stats) but output errors, follow redirects, output everything to stdout
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remote_version="$(curl --compressed -fsSL --stderr - "https://api.github.com/repos/jomo/imgur-screenshot/releases" | grep -Em 1 --color 'tag_name":\s*".*"' | cut -d '"' -f 4)"
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if [ -n "$remote_version" ]; then
if [ ! "${current_version}" = "${remote_version}" ] && [ -n "${current_version}" ] && [ -n "${remote_version}" ]; then
echo "Update found!"
echo "Version ${remote_version} is available (You have ${current_version})"
notify ok "Update found" "Version ${remote_version} is available (You have ${current_version}). https://github.com/jomo/imgur-screenshot"
echo "Check https://github.com/jomo/imgur-screenshot/releases/${remote_version} for more info."
elif [ -z "${current_version}" ] || [ -z "${remote_version}" ]; then
echo "Invalid empty version string"
echo "Current (local) version: '${current_version}'"
echo "Latest (remote) version: '${remote_version}'"
else
echo "Version ${current_version} is up to date."
fi
else
echo "Failed to check for latest version: ${remote_version}"
fi
}
function check_oauth2_client_secrets() {
if [ -z "${imgur_acct_key}" ] || [ -z "${imgur_secret}" ]; then
echo "In order to upload to your account, register a new application at:"
echo "https://api.imgur.com/oauth2/addclient"
echo "Select 'OAuth 2 authorization without a callback URL'"
echo "Then, set the imgur_acct_key (Client ID) and imgur_secret in your config."
exit 1
fi
}
function load_access_token() {
token_expire_time=0
# check for saved access_token and its expiration date
if [ -f "${credentials_file}" ]; then
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# shellcheck disable=SC1090
source "${credentials_file}"
fi
current_time="$(date +%s)"
preemptive_refresh_time="$((10*60))"
expired="$((current_time > (token_expire_time - preemptive_refresh_time)))"
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if [ -n "${refresh_token}" ]; then
# token already set
if [ "${expired}" -eq "0" ]; then
# token expired
refresh_access_token "${credentials_file}"
fi
else
acquire_access_token "${credentials_file}"
fi
}
function acquire_access_token() {
check_oauth2_client_secrets
# prompt for a PIN
authorize_url="https://api.imgur.com/oauth2/authorize?client_id=${imgur_acct_key}&response_type=pin"
echo "Go to"
echo "${authorize_url}"
echo "and grant access to this application."
read -rp "Enter the PIN: " imgur_pin
if [ -z "${imgur_pin}" ]; then
echo "PIN not entered, exiting"
exit 1
fi
# exchange the PIN for access token and refresh token
response="$(curl --compressed -fsSL --stderr - \
-F "client_id=${imgur_acct_key}" \
-F "client_secret=${imgur_secret}" \
-F "grant_type=pin" \
-F "pin=${imgur_pin}" \
https://api.imgur.com/oauth2/token)"
save_access_token "${response}" "${1}"
}
function refresh_access_token() {
check_oauth2_client_secrets
token_url="https://api.imgur.com/oauth2/token"
# exchange the refresh token for access_token and refresh_token
if ! response="$(curl --compressed -fsSL --stderr - \
-F "client_id=${imgur_acct_key}" \
-F "client_secret=${imgur_secret}" \
-F "grant_type=refresh_token" \
-F "refresh_token=${refresh_token}" \
"${token_url}"
)"; then
# curl failed
handle_upload_error "${response}" "${token_url}"
exit 1
fi
save_access_token "${response}" "${1}"
}
function save_access_token() {
if ! grep -q "access_token" <<<"${1}"; then
# server did not send access_token
echo "Error: Something is wrong with your credentials:"
echo "${1}"
exit 1
fi
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access_token="$(grep -Eo 'access_token":".*"' <<<"${1}" | cut -d '"' -f 3)"
refresh_token="$(grep -Eo 'refresh_token":".*"' <<<"${1}" | cut -d '"' -f 3)"
expires_in="$(grep -Eo 'expires_in":[0-9]*' <<<"${1}" | cut -d ':' -f 2)"
token_expire_time="$(( $(date +%s) + expires_in ))"
# create dir if not exist
mkdir -p "$(dirname "${2}")" 2>/dev/null
touch "${2}" && chmod 600 "${2}"
cat <<EOF > "${2}"
access_token="${access_token}"
refresh_token="${refresh_token}"
token_expire_time="${token_expire_time}"
EOF
}
function fetch_account_info() {
response="$(curl --compressed --connect-timeout "${upload_connect_timeout}" -m "${upload_timeout}" --retry "${upload_retries}" -fsSL --stderr - -H "Authorization: Bearer ${access_token}" https://api.imgur.com/3/account/me)"
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if grep -Eq '"success":\s*true' <<<"${response}"; then
username="$(grep -Eo '"url":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
echo "Logged in as ${username}."
echo "https://${username}.imgur.com"
else
echo "Failed to fetch info: ${response}"
fi
}
function delete_image() {
response="$(curl --compressed -X DELETE -fsSL --stderr - -H "Authorization: Client-ID ${1}" "https://api.imgur.com/3/image/${2}")"
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if grep -Eq '"success":\s*true' <<<"${response}"; then
echo "Image successfully deleted (delete hash: ${2})." >> "${3}"
else
echo "The Image could not be deleted: ${response}." >> "${3}"
fi
}
function upload_authenticated_image() {
echo "Uploading '${1}'..."
title="$(echo "${1}" | rev | cut -d "/" -f 1 | cut -d "." -f 2- | rev)"
if [ -n "${album_id}" ]; then
response="$(curl --compressed --connect-timeout "${upload_connect_timeout}" -m "${upload_timeout}" --retry "${upload_retries}" -fsSL --stderr - -F "title=${title}" -F "image=@\"${1}\"" -F "album=${album_id}" -H "Authorization: Bearer ${access_token}" https://api.imgur.com/3/image)"
else
response="$(curl --compressed --connect-timeout "${upload_connect_timeout}" -m "${upload_timeout}" --retry "${upload_retries}" -fsSL --stderr - -F "title=${title}" -F "image=@\"${1}\"" -H "Authorization: Bearer ${access_token}" https://api.imgur.com/3/image)"
fi
# JSON parser premium edition (not really)
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if grep -Eq '"success":\s*true' <<<"${response}"; then
img_id="$(grep -Eo '"id":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
img_ext="$(grep -Eo '"link":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4 | rev | cut -d "." -f 1 | rev)" # "link" itself has ugly '\/' escaping and no https!
del_id="$(grep -Eo '"deletehash":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
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if [ -n "${auto_delete}" ]; then
export -f delete_image
echo "Deleting image in ${auto_delete} seconds."
nohup /bin/bash -c "sleep ${auto_delete} && delete_image ${imgur_anon_id} ${del_id} ${log_file}" &
fi
handle_upload_success "https://i.imgur.com/${img_id}.${img_ext}" "https://imgur.com/delete/${del_id}" "${1}"
else # upload failed
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err_msg="$(grep -Eo '"error":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
test -z "${err_msg}" && err_msg="${response}"
handle_upload_error "${err_msg}" "${1}"
fi
}
function upload_anonymous_image() {
echo "Uploading '${1}'..."
title="$(echo "${1}" | rev | cut -d "/" -f 1 | cut -d "." -f 2- | rev)"
if [ -n "${album_id}" ]; then
response="$(curl --compressed --connect-timeout "${upload_connect_timeout}" -m "${upload_timeout}" --retry "${upload_retries}" -fsSL --stderr - -H "Authorization: Client-ID ${imgur_anon_id}" -F "title=${title}" -F "image=@\"${1}\"" -F "album=${album_id}" https://api.imgur.com/3/image)"
else
response="$(curl --compressed --connect-timeout "${upload_connect_timeout}" -m "${upload_timeout}" --retry "${upload_retries}" -fsSL --stderr - -H "Authorization: Client-ID ${imgur_anon_id}" -F "title=${title}" -F "image=@\"${1}\"" https://api.imgur.com/3/image)"
fi
# JSON parser premium edition (not really)
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if grep -Eq '"success":\s*true' <<<"${response}"; then
img_id="$(grep -Eo '"id":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
img_ext="$(grep -Eo '"link":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4 | rev | cut -d "." -f 1 | rev)" # "link" itself has ugly '\/' escaping and no https!
del_id="$(grep -Eo '"deletehash":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
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if [ -n "${auto_delete}" ]; then
export -f delete_image
echo "Deleting image in ${auto_delete} seconds."
nohup /bin/bash -c "sleep ${auto_delete} && delete_image ${imgur_anon_id} ${del_id} ${log_file}" &
fi
handle_upload_success "https://i.imgur.com/${img_id}.${img_ext}" "https://imgur.com/delete/${del_id}" "${1}"
else # upload failed
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err_msg="$(grep -Eo '"error":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
test -z "${err_msg}" && err_msg="${response}"
handle_upload_error "${err_msg}" "${1}"
fi
}
function handle_upload_success() {
echo ""
echo "image link: ${1}"
echo "delete link: ${2}"
if [ "${copy_url}" = "true" ] && [ -z "${album_title}" ]; then
if is_mac; then
echo -n "${1}" | pbcopy
else
echo -n "${1}" | xclip -selection clipboard
fi
echo "URL copied to clipboard"
fi
# print to log file: image link, image location, delete link
echo -e "${1}\t${3}\t${2}" >> "${log_file}"
notify ok "Upload done!" "${1}"
# if [ ! -z "${open_command}" ] && [ "${open}" = "true" ]; then
# open_cmd=${open_command//\%url/${1}}
# open_cmd=${open_cmd//\%img/${2}}
# echo "Opening '${open_cmd}'"
# eval "${open_cmd}"
# fi
}
function handle_upload_error() {
error="Upload failed: \"${1}\""
echo "${error}"
echo -e "Error\t${2}\t${error}" >> "${log_file}"
notify error "Upload failed :(" "${1}"
}
function handle_album_creation_success() {
echo ""
echo "Album link: ${1}"
echo "Delete hash: ${2}"
echo ""
notify ok "Album created!" "${1}"
if [ "${copy_url}" = "true" ]; then
if is_mac; then
echo -n "${1}" | pbcopy
else
echo -n "${1}" | xclip -selection clipboard
fi
echo "URL copied to clipboard"
fi
# print to log file: album link, album title, delete hash
echo -e "${1}\t\"${3}\"\t${2}" >> "${log_file}"
}
function handle_album_creation_error() {
error="Album creation failed: \"${1}\""
echo -e "Error\t${2}\t${error}" >> "${log_file}"
notify error "Album creation failed :(" "${1}"
if [ ${exit_on_album_creation_fail} ]; then
exit 1
fi
}
while [ ${#} != 0 ]; do
case "${1}" in
-h | --help)
echo "usage: ${0} [--debug] [-c | --check | -v | -h | -u]"
echo " ${0} [--debug] [option]... [file]..."
echo ""
echo " --debug Enable debugging, must be first option"
echo " -h, --help Show this help, exit"
echo " -v, --version Show current version, exit"
echo " --check Check if all dependencies are installed, exit"
echo " -c, --connect Show connected imgur account, exit"
echo " -o, --open <true|false> Override 'open' config"
echo " -e, --edit <true|false> Override 'edit' config"
echo " -i, --edit-command <command> Override 'edit_command' config (include '%img'), sets --edit 'true'"
echo " -l, --login <true|false> Override 'login' config"
echo " -a, --album <album_title> Create new album and upload there"
echo " -A, --album-id <album_id> Override 'album_id' config"
echo " -k, --keep-file <true|false> Override 'keep_file' config"
echo " -d, --auto-delete <s> Automatically delete image after <s> seconds"
echo " -u, --update Check for updates, exit"
echo " file Upload file instead of taking a screenshot"
exit 0;;
-v | --version)
echo "${current_version}"
exit 0;;
-s | --select)
mode="select"
shift;;
-w | --window)
mode="window"
shift;;
-f | --full)
mode="full"
shift;;
-o | --open)
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# shellcheck disable=SC2034
open="${2}"
shift 2;;
-e | --edit)
edit="${2}"
shift 2;;
-i | --edit-command)
edit_command="${2}"
edit="true"
shift 2;;
-l | --login)
login="${2}"
shift 2;;
-c | --connect)
load_access_token
fetch_account_info
exit 0;;
-a | --album)
album_title="${2}"
shift 2;;
-A | --album-id)
album_id="${2}"
shift 2;;
-k | --keep-file)
keep_file="${2}"
shift 2;;
-d | --auto-delete)
auto_delete="${2}"
shift 2;;
-u | --update)
check_for_update
exit 0;;
*)
upload_files=("${@}")
break;;
esac
done
if [ "${login}" = "true" ]; then
# load before changing directory
load_access_token
fi
if [ -n "${album_title}" ]; then
if [ "${login}" = "true" ]; then
response="$(curl -fsSL --stderr - \
-F "title=${album_title}" \
-H "Authorization: Bearer ${access_token}" \
https://api.imgur.com/3/album)"
else
response="$(curl -fsSL --stderr - \
-F "title=${album_title}" \
-H "Authorization: Client-ID ${imgur_anon_id}" \
https://api.imgur.com/3/album)"
fi
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if grep -Eq '"success":\s*true' <<<"${response}"; then # Album creation successful
echo "Album '${album_title}' successfully created"
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album_id="$(grep -Eo '"id":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
del_id="$(grep -Eo '"deletehash":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
handle_album_creation_success "https://imgur.com/a/${album_id}" "${del_id}" "${album_title}"
if [ "${login}" = "false" ]; then
album_id="${del_id}"
fi
else # Album creation failed
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err_msg="$(grep -Eo '"error":\s*"[^"]+"' <<<"${response}" | cut -d "\"" -f 4)"
test -z "${err_msg}" && err_msg="${response}"
handle_album_creation_error "${err_msg}" "${album_title}"
fi
fi
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if [ -z "${upload_files[*]}" ]; then
upload_files[0]=""
fi
for upload_file in "${upload_files[@]}"; do
if [ -z "${upload_file}" ]; then
cd "${file_dir}" || exit 1
# new filename with date
img_file="$(date +"${file_name_format}")"
take_screenshot "${img_file}"
else
# upload file instead of screenshot
img_file="${upload_file}"
fi
# get full path
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#cd "$(dirname "$(realpath "${img_file}")")"
#img_file="$(realpath "${img_file}")"
# check if file exists
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if ! [ -f "${img_file}" ]; then
echo "file '${img_file}' doesn't exist !"
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read -r _
exit 1
fi
# open image in editor if configured
if [ "${edit}" = "true" ]; then
edit_cmd=${edit_command//\%img/${img_file}}
echo "Opening editor '${edit_cmd}'"
if ! (eval "${edit_cmd}"); then
echo "Error for image '${img_file}': command '${edit_cmd}' failed, not uploading. For more information visit https://github.com/jomo/imgur-screenshot/wiki/Troubleshooting" | tee -a "${log_file}"
notify error "Something went wrong :(" "Information has been logged"
exit 1
fi
fi
if [ "${login}" = "true" ]; then
upload_authenticated_image "${img_file}"
else
upload_anonymous_image "${img_file}"
fi
# delete file if configured
if [ "${keep_file}" = "false" ] && [ -z "${1}" ]; then
echo "Deleting temp file ${file_dir}/${img_file}"
rm -rf -- "${img_file}"
fi
echo ""
done
if [ "${check_update}" = "true" ]; then
check_for_update
fi
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read -r _