git-pre-receive-phpcs.sh

#!/bin/sh
# PHP CodeSniffer pre-receive hook for git

PHPCS_BIN="/usr/bin/phpcs"
PHPCS_CODING_STANDARD="YiiIntersvyaz"
# use coding standart dir from local repo
PHPCS_DIR_LOCAL=0

TMP_DIR=$(mktemp -d --tmpdir phpcs-pre-receive-hook.XXXXXXXX)
mkdir "$TMP_DIR/source"

# parse config
CONFIG_FILE=$(dirname $0)/config
if [ -e $CONFIG_FILE ]; then
    . $CONFIG_FILE
fi

# simple check if code sniffer is set up correctly
if [ ! -x $PHPCS_BIN ]; then
echo "PHP CodeSniffer bin not found or executable -> $PHPCS_BIN"
    exit 1
fi

# prepare our standart rules
if [ $PHPCS_DIR_LOCAL = 1 ]; then
    mkdir "$TMP_DIR/standart"
    git archive HEAD $PHPCS_CODING_STANDARD | tar -x -C "$TMP_DIR/standart"
    PHPCS_CODING_STANDARD="$TMP_DIR/standart/$PHPCS_CODING_STANDARD"
fi

# gathers all errors and sent to output at end
ERRORS=""
RETVAL=0

# <oldrev> <newrev> <refname>
while read oldrev newrev refname;
do
        case "$refname" in
                refs/heads/*)
                        if [ 0 -ne $(expr "$newrev" : "0*$") ]; then # deleting branch
                                :
                        else #updating
                                if [ 0 -ne $(expr "$oldrev" : "0*$") ]; then # pushing a new branch
                                        oldrev=$(git rev-list --boundary $newrev --not --all | sed -n 's/^-//p' | tail -n                                                      1)
                                fi
                                list=$(git diff-tree --name-only -r $oldrev..$newrev | grep -e '.php')
                                for file in ${list}; do
                                        # dirty hack for create dir tree
                                        mkdir -p $(dirname "$TMP_DIR/source/$file")
                                        git show ${newrev}:${file} > "$TMP_DIR/source/$file" 2>/dev/null
                                        if [ 0 -ne $? ]; then
                                                continue
                                        fi
                                        OUTPUT=$($PHPCS_BIN --standard=$PHPCS_CODING_STANDARD "$TMP_DIR/source/$file")
                                        if [ "$?" -ne "0" ]; then
                                                ERRORS="${ERRORS}${OUTPUT}"
                                                RETVAL=1
                                        fi
                                done
                        fi
                        ;;
                refs/tags/*)
                        ;;
                *)
                        RETVAL=1
                        echo >&2 "*** pre-receive hook does not understand ref $refname in this repository. ***"
                        echo >&2 "*** Contact the repository administrator. ***"
                        ;;
    esac
done

# cleanup
rm -rf $TMP_DIR

echo "$ERRORS"

exit $RETVAL