Add imgur script

1 files changed, 123 insertions, 0 deletions

diff --git a/imgur b/imgur
new file mode 100644
index 0000000..f459fc3
--- /dev/null
+++ b/imgur
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+#!/bin/sh
+
+# Imgur script by Bart Nagel <bart@tremby.net>
+# Improvements by Tino Sino <robottinosino@gmail.com>
+# Made POSIX-compliant by John Ankarström <john@ankarstrom.se>
+# Version 6 or more
+# I release this into the public domain. Do with it what you will.
+# The latest version can be found at https://github.com/tremby/imgur.sh
+
+# API Key provided by Bart;
+# replace with your own or specify yours as IMGUR_CLIENT_ID envionment variable
+# to avoid limits
+default_client_id=c9a6efb3d7932fd
+client_id="${IMGUR_CLIENT_ID:=$default_client_id}"
+
+# Function to output usage instructions
+usage() {
+	echo "Usage: $(basename $0) [<filename|URL> [...]]" >&2
+	echo
+	echo "Upload images to imgur and output their new URLs to stdout. Each one's" >&2
+	echo "delete page is output to stderr between the view URLs." >&2
+	echo
+	echo "A filename can be - to read from stdin. If no filename is given, stdin is read." >&2
+	echo
+	echo "If xsel, xclip, pbcopy, or clip is available," >&2
+	echo "the URLs are put on the X selection or clipboard for easy pasting." >&2
+}
+
+# Function to upload a path
+# First argument should be a content spec understood by curl's -F option
+upload() {
+	curl -s -H "Authorization: Client-ID $client_id" -H "Expect: " -F "image=$1" https://api.imgur.com/3/image.xml
+	# The "Expect: " header is to get around a problem when using this through
+	# the Squid proxy. Not sure if it's a Squid bug or what.
+}
+
+# Check arguments
+if [ x"$1" = x"-h" -o x"$1" = x"--help" ]; then
+	usage
+	exit 0
+elif [ $# -eq 0 ]; then
+	echo "No file specified; reading from stdin" >&2
+	exec "$0" -
+fi
+
+# Check curl is available
+type curl 2>&1 >/dev/null || {
+	echo "Couldn't find curl, which is required." >&2
+	exit 17
+}
+
+clip=""
+errors=false
+
+# Loop through arguments
+while [ $# -gt 0 ]; do
+	file="$1"
+	shift
+
+	# Upload the image
+	case "$file"
+	http://*|https://*)
+		# URL -> imgur
+		response=$(upload "$file") 2>/dev/null
+		;;
+	*)
+		# File -> imgur
+		# Check file exists
+		if [ x"$file" != x"-" -a ! -f "$file" ]; then
+			echo "File '$file' doesn't exist; skipping" >&2
+			errors=true
+			continue
+		fi
+		response=$(upload "@$file") 2>/dev/null
+	esac
+
+	if [ $? -ne 0 ]; then
+		echo "Upload failed" >&2
+		errors=true
+		continue
+	elif echo "$response" | grep -q 'success="0"'; then
+		echo "Error message from imgur:" >&2
+		msg="${response##*<error>}"
+		echo "${msg%%</error>*}" >&2
+		errors=true
+		continue
+	fi
+
+	# Parse the response and output our stuff
+	url="${response##*<link>}"
+	url="${url%%</link>*}"
+	delete_hash="${response##*<deletehash>}"
+	delete_hash="${delete_hash%%</deletehash>*}"
+	echo $url | sed 's/^http:/https:/'
+	echo "Delete page: https://imgur.com/delete/$delete_hash" >&2
+
+	# Append the URL to a string so we can put them all on the clipboard later
+	clip+="$url"
+	if [ $# -gt 0 ]; then
+		clip+=$'\n'
+	fi
+done
+
+# Put the URLs on the clipboard if we can
+if type pbcopy 2>&1 >/dev/null; then
+	echo -n "$clip" | pbcopy
+elif type clip 2>&1 >/dev/null; then
+	echo -n "$clip" | clip
+elif [ $DISPLAY ]; then
+	if type xsel 2>&1 >/dev/null; then
+		echo -n "$clip" | xsel -i
+	elif type xclip 2>&1 >/dev/null; then
+		echo -n "$clip" | xclip
+	else
+		echo "Haven't copied to the clipboard: no xsel or xclip" >&2
+	fi
+else
+	echo "Haven't copied to the clipboard: no \$DISPLAY or pbcopy or clip" >&2
+fi
+
+if $errors; then
+	exit 1
+fi