Merge pull request #2505 from bantu/ticket/12582-ascraeus

[ticket/12582] Strip away copyrighted ICC profile from images

* bantu/ticket/12582-ascraeus:
  [ticket/12582] Use the correct script name.
  [ticket/12582] Fix coding style.
  [ticket/12582] Remove set -e due to exiftool not liking 0 byte files.
  [ticket/12582] Strip away copyrighted ICC profile
  [ticket/12582] Change strip_icc_profiles.sh to only take a single file.
  [ticket/12582] Run strip_icc_profiles.sh on Travis CI.
  [ticket/12582] Overwrite inplace instead of creating _original files.
  [ticket/12582] Add script for strippping ICC profiles from images.

phpBB/develop/strip_icc_profiles.sh

@@ -0,0 +1,26 @@
+#!/bin/sh
+#
+# @copyright (c) 2014 phpBB Group
+# @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+#
+
+if [ "$#" -ne 1 ]
+then
+	SCRIPT=$(basename "$0")
+	echo "Description: Finds and strips ICC Profiles from given image file." >&2
+	echo "Usage: $SCRIPT /path/to/image/file" >&2
+	echo "Exit Status: 0 if no ICC profiles have been stripped, otherwise 1." >&2
+	echo "Requires: exiftool" >&2
+	exit 1
+fi
+
+FILE=$1
+HASH_OLD=$(md5sum "$FILE")
+exiftool -icc_profile"-<=" -overwrite_original_in_place "$FILE" > /dev/null 2>&1
+HASH_NEW=$(md5sum "$FILE")
+
+if [ "$HASH_OLD" != "$HASH_NEW" ]
+then
+	echo "Stripped ICC Profile from $FILE."
+	exit 1
+fi