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scripts-admin-quickndirty-p.../hooks-git/mantis-filename-commitmsg_pre-receive

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#!/bin/sh
# This pre-receive hook is meant to be put in the main
# repository of the project to detect if a commit follow
# the rule for database updates.
# For example, with the issue #123, second script :
# - adding the file scripts/script_123-2.sql
# - putting the filename in the commit msg for easier retrieval
# When encountering non-UTF8 messages commit, sed may fail.
LANG=C
# Small attemp at making this script portable...
PATH_SCRUTINIZED="scripts"
# We fail on all uncaught errors
# and it helps us transmit error status outside
# of the loops
set -e
while read LINE; do
oldrev="$( echo $LINE | cut -f 1 -d ' ' )"
newrev="$( echo $LINE | cut -f 2 -d ' ' )"
refname="$( echo $LINE | cut -f 3 -d ' ' )"
# We ignore refs/tags and refs/remotes
if ! echo "$refname" | grep "^refs/heads/" >/dev/null; then
continue
fi
# In case oldrev is "000000..."
if [ "$oldrev" = "0000000000000000000000000000000000000000" ]; then
period="$newrev"
else
period="$oldrev..$newrev"
fi
# We loop over each commit to check if they
# put a script file to the scripts/ directory
# without having the following format in the
# first line of the commit message :
# [NNNN-NN-SQL] blabla... bla...
git log --pretty=oneline "$period" -- "$PATH_SCRUTINIZED" | while read COMMIT; do
# Commit metadata extraction
commitsha="$( echo "$COMMIT" | sed 's/^\([^ ]\+\) \(.*\)$/\1/' )"
commitmsg="$( echo "$COMMIT" | sed 's/^\([^ ]\+\) \(.*\)$/\2/' )"
# Listing of files modified by commit
# (git diff-tree will escape tab and other shell-risky characters, but not spaces)
IFS="$( printf "\t\n" )"
for filename in $( git diff-tree --no-commit-id --name-only --root -r "$commitsha" ); do
if echo "$filename" | grep "^$PATH_SCRUTINIZED/script"; then
# Check the filename is well-formed
if ! echo "$filename" | egrep "^$PATH_SCRUTINIZED/script_[0-9]{4,5}-[0-9]{2}.(sql|php)$" >/dev/null; then
echo "check-scripts: nom de fichier non conforme : $filename"
exit 1
fi
# Check the filename matches the commit message
mantis_number="$( echo "$filename" | sed -n 's#.*/script_\([0-9]\+\)-\([0-9]\+\).\(sql\|php\)#\1#p' )"
script_number="$( echo "$filename" | sed -n 's#.*/script_\([0-9]\+\)-\([0-9]\+\).\(sql\|php\)#\2#p' )"
extension="$( echo "$filename" | sed -n 's#.*/script_\([0-9]\+\)-\([0-9]\+\).\(sql\|php\)#\3#p' | tr "a-z" "A-Z" )"
if ! echo $commitmsg | grep "\[$mantis_number-$script_number-$extension\] " >/dev/null; then
echo "check-scripts: message de commit non conforme au script (filename : $filename) ($commitsha) : $commitmsg"
exit 1
fi
fi
done
# Inversely, for every commit message with the correct format, we
# check the matching file exists
if echo "$commitmsg" | egrep "^\[[0-9-]+[A-Z]{3}\]" >/dev/null; then
# Check the filename matches the commit message
mantis_number="$( echo "$commitmsg" | sed -n 's#^\[\([0-9]\{4,5\}\)-\([0-9]\{2\}\)-\(SQL\|PHP\)\] .*#\1#p' )"
script_number="$( echo "$commitmsg" | sed -n 's#^\[\([0-9]\{4,5\}\)-\([0-9]\{2\}\)-\(SQL\|PHP\)\] .*#\2#p' )"
extension="$( echo "$commitmsg" | sed -n 's#^\[\([0-9]\{4,5\}\)-\([0-9]\{2\}\)-\(SQL\|PHP\)\] .*#\3#p' | tr "A-Z" "a-z" )"
if [ -z "$mantis_number" ] || ! git diff-tree --no-commit-id --name-only --root -r "$commitsha" | grep "^$PATH_SCRUTINIZED/script_$mantis_number-$script_number.$extension$" >/dev/null; then
echo "check-scripts: aucun script SQL/PHP correspondant au message de commit ($commitsha) : $commitmsg"
exit 1
fi
fi
done
done