Send files to Nextcloud/Owncloud shared folder using curl

cloudsend.sh

#!/usr/bin/env bash

############################################################
#
# cloudsend.sh
#
# Uses curl to send files to a shared
# Nextcloud/Owncloud folder
#
# Usage: ./cloudsend.sh <file> <folderLink>
# Help:  ./cloudsend.sh -h
#
# Gustavo Arnosti Neves
# https://github.com/tavinus
#
# Get this script to current folder with:
# curl -O 'https://gist.githubusercontent.com/tavinus/93bdbc051728748787dc22a58dfe58d8/raw/cloudsend.sh' && chmod +x cloudsend.sh
#
############################################################

# taken from: https://gist.github.com/MG2R/c896852b837a3807f49649c1ba2347ca
# further adapted by: mstraub
CS_VERSION="0.1.1_mstraub"

CLOUDURL=""
FOLDERTOKEN=""

PUBSUFFIX="public.php/webdav"
HEADER='X-Requested-With: XMLHttpRequest'
INSECURE=''

# https://cloud.mydomain.net/s/fLDzToZF4MLvG28
# curl -k -T myFile.ext -u "fLDzToZF4MLvG28:" -H 'X-Requested-With: XMLHttpRequest' https://cloud.mydomain.net/public.php/webdav/myFile.ext

log() {
	[ "$VERBOSE" == " -s" ] || printf "%s\n" "$1"
}

printVersion() {
	printf "%s\n" "CloudSender v$CS_VERSION"
}

initError() {
	printVersion >&2
	printf "%s\n" "Init Error! $1" >&2
	printf "%s\n" "Try: $0 --help" >&2
	exit 1
}

usage() {
	printVersion
	printf "\n%s%s\n" "Parameters:" "
  -h | --help      Print this help and exits
  -q | --quiet     Be quiet
  -v | --verbose   Verbose output
  -V | --version   Prints version and exits
  -p | --password  Password for password protected uploads
  -k | --insecure  Uses curl with -k option (https insecure)"
	printf "\n%s\n%s\n" "Use:" "  $0 <filepath> <folderLink>"
	printf "\n%s\n%s\n\n" "Example:" "  $0 -p thepassword './myfile.txt' 'https://cloud.mydomain.net/s/fLDzToZF4MLvG28'"
}

##########################
# Process parameters

if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
	usage
	exit 0
fi

if [ "$1" = "-V" ] || [ "$1" = "--version" ]; then
	printVersion
	exit 0
fi

while (( "$#" > 2 )); do

	if [ "$1" = "-q" ] || [ "$1" = "--quiet" ]; then
		VERBOSE=" -s"
		shift
	fi
	
	if [ "$1" = "-v" ] || [ "$1" = "--verbose" ]; then
		VERBOSE=" -v"
		shift
	fi

	if [ "$1" = "-k" ] || [ "$1" = "--insecure" ]; then
		INSECURE=' -k'
		log " > Insecure mode ON"
		shift
	fi

	if [ "$1" = "-p" ] || [ "$1" = "--password" ]; then
		PASSWORD="$2"
		log " > Using password"
		shift
		shift
	fi

done

##########################
# Validate input

FILENAME="$1"
CLOUDURL="${2%/s/*}"
FOLDERTOKEN="${2##*/s/}"

if [ ! -f "$FILENAME" ]; then
	initError "Invalid input file: $FILENAME"
fi

if [ -z "$CLOUDURL" ]; then
	initError "Empty URL! Nowhere to send..."
fi

if [ -z "$FOLDERTOKEN" ]; then
	initError "Empty Folder Token! Nowhere to send..."
fi


##########################
# Check for curl

CURLBIN='/usr/bin/curl'
if [ ! -x "$CURLBIN" ]; then
	CURLBIN="$(which curl 2>/dev/null)"
	if [ ! -x "$CURLBIN" ]; then
		initError "No curl found on system!"
	fi
fi


##########################
# Send file

"$CURLBIN"$INSECURE$VERBOSE -T "$FILENAME" -u "$FOLDERTOKEN":"$PASSWORD" -H "$HEADER" "$CLOUDURL/$PUBSUFFIX/$FILENAME"