Check copyright mention SDK side: we need Matrix copyright and not Element copyright on SDK source files.

Next step should be to ensure that the copyright is present

tools/check/check_code_quality.sh

@@ -75,6 +75,15 @@ ${searchForbiddenStringsScript} ./tools/check/forbidden_strings_in_code.txt \
 
 resultForbiddenStringInCode=$?
 
+echo
+echo "Search for forbidden patterns specific for SDK code..."
+
+${searchForbiddenStringsScript} ./tools/check/forbidden_strings_in_code_sdk.txt \
+    ./matrix-sdk-android/src \
+    ./matrix-sdk-android-rx/src
+
+resultForbiddenStringInCodeSdk=$?
+
 echo
 echo "Search for forbidden patterns in resources..."
 
@@ -148,7 +157,7 @@ fi
 
 echo
 
-if [[ ${resultNbOfDrawable} -eq 0 ]] && [[ ${resultForbiddenStringInCode} -eq 0 ]] && [[ ${resultForbiddenStringInResource} -eq 0 ]] && [[ ${resultLongFiles} -eq 0 ]] && [[ ${resultPngInDrawable} -eq 0 ]]; then
+if [[ ${resultNbOfDrawable} -eq 0 ]] && [[ ${resultForbiddenStringInCode} -eq 0 ]] && [[ ${resultForbiddenStringInCodeSdk} -eq 0 ]] && [[ ${resultForbiddenStringInResource} -eq 0 ]] && [[ ${resultLongFiles} -eq 0 ]] && [[ ${resultPngInDrawable} -eq 0 ]]; then
    echo "MAIN OK"
 else
    echo "❌ MAIN ERROR"

tools/check/forbidden_strings_in_code_sdk.txt

@@ -0,0 +1,29 @@
+#
+# Copyright 2020 New Vector Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# This file list String which are not allowed in source code.
+# Use Perl regex to write forbidden strings
+# Note: line cannot start with a space. Use \s instead.
+# It is possible to specify an authorized number of occurrence with === suffix. Default is 0
+# Example:
+# AuthorizedStringThreeTimes===3
+
+# Extension:java
+# Extension:kt
+
+### "The Matrix.org Foundation C.I.C." copyright is required on this file, and not "New Vector Ltd"
+New Vector Ltd
+