Adding xclip action thanks to password-store

ChangeLog

-2014-02-12 - Silvio Rhatto  <rhatto@riseup.net>
+2014-02-19 - Silvio Rhatto  <rhatto@riseup.net>
+
+	Added xclip action (#33)
 
 	Check key expirations (#37)
 

lib/keyringer/actions/clip

+xclip
\ No newline at end of file

lib/keyringer/actions/xclip

+#!/bin/bash
+#
+# Decrypt secret header to clipboard.
+#
+
+# Copy contents to clipboard.
+# Function thanks to Password Store by Jason A. Donenfeld <Jason@zx2c4.com>
+# distributed under GPLv2+: http://www.zx2c4.com/projects/password-store/
+clip() {
+	# This base64 business is a disgusting hack to deal with newline inconsistancies
+	# in shell. There must be a better way to deal with this, but because I'm a dolt,
+	# we're going with this for now.
+
+	before="$(xclip -o -selection clipboard | base64)"
+	echo -n "$1" | xclip -selection clipboard
+	(
+		sleep 45
+		now="$(xclip -o -selection clipboard | base64)"
+		if [[ $now != $(echo -n "$1" | base64) ]]; then
+			before="$now"
+		fi
+
+		# It might be nice to programatically check to see if klipper exists,
+		# as well as checking for other common clipboard managers. But for now,
+		# this works fine -- if qdbus isn't there or if klipper isn't running,
+		# this essentially becomes a no-op.
+		#
+		# Clipboard managers frequently write their history out in plaintext,
+		# so we axe it here:
+		qdbus org.kde.klipper /klipper org.kde.klipper.klipper.clearClipboardHistory &>/dev/null
+
+		echo "$before" | base64 -d | xclip -selection clipboard
+	) & disown
+	echo "Copied $2 to clipboard. Will clear in 45 seconds."
+}
+
+# Load functions
+LIB="`dirname $0`/../functions"
+source "$LIB" || exit 1
+
+# Get file
+keyringer_get_file "$2"
+
+# Decrypt
+pass="$($GPG --use-agent -d "$KEYDIR/$FILE" | head -n 1)"
+
+# Copy to clipboard
+if [ ! -z "$pass" ]; then
+  clip "$pass" "$2"
+fi
+
+# Exit
+exit "$?"