Add php pre-commit hook

.gitignore

@@ -11,3 +11,4 @@ composer
 .ht*
 /vendor/
 .DS_Store
+.php_cs.cache

dev.sh

@@ -13,6 +13,9 @@ if ! which $PHPBIN 2>/dev/null; then
    PHPBIN=php
 fi
 
+# Installing git hook
+$DIR/hooks/install.sh
+
 $PHPBIN composer.phar install
 
 $PHPBIN --server localhost:8000 --docroot "$DIR/web" "$DIR/web/index.php"

docker.sh

@@ -7,6 +7,9 @@ if [ ! -e "$DIR/data/config.php" ]; then
  cp "$DIR/data/config.php.example" "$DIR/data/config.php"
 fi
 
+# Installing git hook
+$DIR/hooks/install.sh
+
 docker run --rm -it --name "dev.lbry.io" \
  -v "$DIR:/usr/src/lbry.io" \
  -w "/usr/src/lbry.io" \
@@ -14,4 +17,5 @@ docker run --rm -it --name "dev.lbry.io" \
  -u "$(id -u):$(id -g)" \
  php:7-alpine \
  php composer.phar install
+
  php --server "0.0.0.0:8000" --docroot "web/" "index.php"

hooks/install.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+if [ -e .git/hooks/pre-commit ];
+then
+   PRE_COMMIT_EXISTS=1
+else
+   PRE_COMMIT_EXISTS=0
+fi
+
+cp ./hooks/pre-commit .git/hooks/pre-commit
+chmod +x .git/hooks/pre-commit
+
+if [ "$PRE_COMMIT_EXISTS" = 0 ];
+then
+   echo "Pre-commit git hook is installed!"
+else
+   echo "Pre-commit git hook is updated!"
+fi

hooks/pre-commit

@@ -0,0 +1,40 @@
+#!/bin/sh
+
+PROJECT=`php -r "echo dirname(dirname(dirname(realpath('$0'))));"`
+STAGED_FILES_CMD=`git diff --cached --name-only --diff-filter=ACMR HEAD | grep \\\\.php`
+
+# Determine if a file list is passed
+if [ "$#" -eq 1 ]
+then
+   oIFS=$IFS
+   IFS='
+   '
+   SFILES="$1"
+   IFS=$oIFS
+fi
+SFILES=${SFILES:-$STAGED_FILES_CMD}
+
+echo "Checking PHP Lint..."
+for FILE in $SFILES
+do
+   php -l -d display_errors=0 $PROJECT/$FILE
+   if [ $? != 0 ]
+   then
+       echo "Fix the error before commit."
+       exit 1
+   fi
+   FILES="$FILES $PROJECT/$FILE"
+done
+
+if [ "$FILES" != "" ]
+then
+   echo "Running php-cs-fixer"
+   $PROJECT/php-cs-fixer fix $FILES
+   git add $FILES
+    if [ $? != 0 ]
+   then
+       echo "Error was found"
+   fi
+fi
+
+exit $?