+#!/bin/bash
+###############################################################################
+# Copyright (c) 2016 Ericsson
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+###############################################################################
+
+# A script that checks every plugin for modifications since last release
+# and prompt to bump the micro version if necessary.
+#
+# Usage ./check_plugins_changes.sh [ignoredCommit1,ignoredCommit2,...]
+#
+# Where ignoredcommit is a 7 characters commit hash which will not be
+# considered in the diffs (useful for big commits that didn't affect code)
+#
+# For example ./check_plugins_changes.sh 1325468,1325469
+
+IFS=', ' read -r -a IGNORED_COMMITS <<< "$1"
+
+PREV_RELEASE_VERSION=$(git tag -l | tail -1 | cut -c 2-)
+echo "Baseline version detected: $PREV_RELEASE_VERSION. If this is wrong, stop the script (Ctrl-C)"
+read -rsp $'Press any key to continue...\n' -n1 key
+
+# Stats for the summary
+num_new_plugins=0
+num_bumped_already=0
+num_bumped=0
+num_not_bumped=0
+num_no_bump_needed=0
+
+ALL_PLUGIN_PATHS=($(dirname $(dirname $(find ../.. -name "MANIFEST.MF"))))
+
+#For each plugin
+for plugin_path in "${ALL_PLUGIN_PATHS[@]}"; do
+
+ commit_summary=$(git log --oneline --max-count=1 -- $plugin_path)
+ commit_id=$(echo $commit_summary | awk '{print $1}')
+
+ # Check if the commit we are about to consider should be ignored
+ # and choose a better one if that's the case.
+ check_ignored_commit=1
+ while [ $check_ignored_commit -eq 1 ]; do
+ check_ignored_commit=0
+ for ignored_commit in "${IGNORED_COMMITS[@]}"; do
+ if [ "$ignored_commit" = "$commit_id" ]
+ then
+ echo Ignoring commit $commit_id
+ commit_summary=$(git log $commit_id~1 --oneline --max-count=1 -- "$plugin_path")
+ commit_id=$(echo $commit_summary | awk '{print $1}')
+ echo New commit: $commit_id
+ check_ignored_commit=1
+ fi
+ done
+ done
+
+ manifest_diff=$(git diff v$PREV_RELEASE_VERSION -- $plugin_path/META-INF/MANIFEST.MF)
+ is_new_file=$(echo "$manifest_diff" | grep "\-\-\- /dev/null")
+
+ # We don't need to do anything for a new pluging that wasn't there
+ # before, the initial version is always good
+ if [[ -n "$is_new_file" ]]
+ then
+ echo "new plugin $plugin_path"
+ num_new_plugins=$((num_new_plugins+1))
+ continue
+ fi
+
+ old_version=$(echo "$manifest_diff" | grep "\-Bundle-Version" | cut -c 2-)
+ cur_version=$(grep Bundle-Version "$plugin_path/META-INF/MANIFEST.MF")
+
+ plugin_diff=$(git diff v$PREV_RELEASE_VERSION $commit_id -- "$plugin_path")
+ # Is the plugin bump needed? Check if the last commit of the plugin matches the previous release tag
+ # or if there was no difference (aside from the ignored commits)
+ tags_containing=$(git tag --contains $commit_id)
+ if [[ -z "$plugin_diff" || ($tags_containing == *"$PREV_RELEASE_VERSION"*) ]]
+ then
+ echo "no update needed $plugin_path ($cur_version)"
+ num_no_bump_needed=$((num_no_bump_needed+1))
+ continue
+ fi
+
+ # Is the plugin already bumped? Check if versions are different
+ if [[ -n "$old_version" && ("$cur_version" != "$old_version") ]]
+ then
+ echo "bumped already $plugin_path ($old_version -> $cur_version)"
+ num_bumped_already=$((num_bumped_already+1))
+ continue
+ fi
+
+ # At this point, we have a potential version bump necessary. We will ask the user to decide what to do.
+
+ cur_major_minor=$(echo $cur_version | sed -rn 's/Bundle-Version:\s([0-9][0-9]*\.[0-9][0-9]*).*/\1/p')
+ cur_micro=$(echo $cur_version | sed -rn 's/Bundle-Version:\s[0-9][0-9]*\.[0-9][0-9]*\.([0-9][0-9]*).*/\1/p')
+ next_micro=$cur_micro
+ let next_micro+=1
+ git diff v$PREV_RELEASE_VERSION $commit_id -- "$plugin_path"
+ echo "Might need bump: $plugin_path ($cur_version) ($commit_summary)"
+ while true; do
+ read -p "Bump version from $cur_major_minor.$cur_micro to $cur_major_minor.$next_micro? (y/n) " answer
+ case $answer in
+ [Yy]* ) break;;
+ [Nn]* ) break;;
+ * ) echo "yes (y) or no (n).";;
+ esac
+ done
+
+ if [[ $answer == "Y" || $answer == "y" ]]
+ then
+ num_bumped=$((num_bumped+1))
+ sed -i -E 's/(Bundle-Version:\s)[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*(.*)/\1'$cur_major_minor.$next_micro'\2/g' "$plugin_path/META-INF/MANIFEST.MF"
+ else
+ num_not_bumped=$((num_not_bumped+1))
+ fi
+done
+
+# Print a little summary of how the plugins were processed
+
+echo Total plugins: ${#ALL_PLUGIN_PATHS[@]}
+echo New: $num_new_plugins
+echo Already bumped: $num_bumped_already
+echo Bumped: $num_bumped
+echo Not bumped by choice: $num_not_bumped
+echo No bump needed: $num_no_bump_needed
+
+num_processed=$(($num_new_plugins + $num_bumped_already + $num_bumped + $num_not_bumped + $num_no_bump_needed))
+if [[ $num_processed -ne ${#ALL_PLUGIN_PATHS[@]} ]]
+then
+ echo "Number of plugins processed mismatch! ($num_processed vs ${#ALL_PLUGIN_PATHS[@]})"
+else
+ echo "All plugins processed."
+fi