Bash script to upload to different sources

upload.sh

#! /bin/bash

# This requires dropbox_uploader.sh for dropbox support
# You can create context menu entries in your DE or keyboard shortcuts for this
# Add your Imgur client ID

function upload_image
{
	client_id="yourImgurClientID"
	link=$(curl -s --request POST --url https://api.imgur.com/3/image --header \
		"Authorization: Client-ID ${client_id}" --header "content-type: multipart/form-data;" \
		-F "image=@${1}" | jq -r '.data.link')
	$(echo "$link" | tr -d '\n' | xsel -ib)
	notify-send "Image Uploaded"
}

function upload_text
{
	dtime=`date '+%Y-%m-%d-%H:%M:%S'`
	id=$(curl -s --data "content=${1}&comment=${dtime}&mode_name=JavaScript" \
		https://paste.merkoba.com/save.php | jq -r '.url')
	url="https://paste.merkoba.com/${id}"
	echo $url | tr -d '\n' | xsel -ib
	notify-send "Text Uploaded"
}

function upload_file
{
	fname=$(basename "$1")
	dtime=`date '+%Y-%m-%d-%H:%M:%S'`
	filename="${dtime}_${fname}"
	/home/yo/scripts/dropbox_uploader.sh upload "$1" "$filename"
	/home/yo/scripts/dropbox_uploader.sh share "$filename" | \
		perl -ne 's/(.*?)(?=https)//; print' | tr -d '\n' | xsel -ib
	notify-send "File Uploaded"
}

function check_file
{
	if [[ $1 == *.jpg ]] || [[ $1 == *.jpeg ]] || [[ $1 == *.png ]] || [[ $1 == *.gif ]]; then
		upload_image "$1"

	elif $(file -bL --mime "$1" | grep -q '^text'); then
		content=$(cat "$1")
		upload_text "$content"

	else
		upload_file "$1"
	fi
}

if [[ $# -gt 0 ]]; then
	for file in "$@"
	do
		check_file "$file"
	done

else
	content=$(xsel -ob)

	if [[ $content == "file://"* ]]; then

		IFS=$'\n'; files=($content); unset IFS

		for (( i=0; i<${#files[@]}; i++ ))
		do
			file=$(echo "${files[$i]#file://}")
			check_file "$file"
		done
	
	else
		upload_text "$content"
	fi
fi