Add new php-cpd commit hook

README.md

@@ -122,3 +122,28 @@ Similar pattern as the php-cs hook. A bash script that will run the appropriate
 
 The tool will fail a build when it has made changes to the staged files. This allows a developer to do a `git diff` and examine the changes that it has made. Remember that you may omit this if needed with a `SKIP=php-cs-fixer git commit`.
 
+## php-md
+```yaml
+- repo: [email protected]:hootsuite/pre-commit-php.git
+  sha: 1.1.0
+  hooks:
+  - id: php-md
+    files: \.(php)$
+    args: ["codesize,controversial,design,naming,unusedcode"]
+```
+A bash script that will run the appropriate [PHP Mess Detector](http://phpmd.org/) executable and report issues as configured.
+
+The tool will fail a build when it has found issues that violate the configured code rules. Please note that the code rule list must be the first argument in the `args` list.
+
+## php-cpd
+```yaml
+- repo: [email protected]:hootsuite/pre-commit-php.git
+  sha: 1.1.0
+  hooks:
+  - id: php-cpd
+    files: \.(php)$
+    args: ["--min-tokens=10"]
+```
+A bash script that will run the appropriate [PHP Copy Paste Detector](https://github.com/sebastianbergmann/phpcpd) executable and report on duplicate code.
+
+The tool will fail a build when it has found issues that violate the configured code rules. This will accept all arguments, in particular you'll want to tune for `----min-lines=`, `--min-tokens=`, and `--fuzzy`.

hooks.yaml

@@ -40,3 +40,17 @@
   entry: pre_commit_hooks/php-cs-fixer.sh
   language: script
   files: \.php$
+
+- id: php-md
+  name: PHP Mess Detector
+  description: Examine code for potential problems.
+  entry: pre_commit_hooks/php-md.sh
+  language: script
+  files: \.php$
+
+- id: php-cpd
+  name: PHP Copy Paste Detector
+  description: Examine code for duplicate code and reject if found
+  entry: pre_commit_hooks/php-cpd.sh
+  language: script
+  files: \.php$

pre_commit_hooks/php-cpd.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+################################################################################
+#
+# Bash PHP Copy Paste Detector
+#
+# This will prevent a commit if the tool has detected duplicate code
+#
+# Exit 0 if no errors found
+# Exit 1 if errors were found
+#
+# Requires
+# - php
+#
+################################################################################
+
+# Plugin title
+title="PHP Copy Paste Detector"
+
+# Possible command names of this tool
+local_command="phpcpd.phar"
+vendor_command="vendor/bin/phpcpd"
+global_command="phpcpd"
+
+# Print a welcome and locate the exec for this tool
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+source $DIR/helpers/colors.sh
+source $DIR/helpers/formatters.sh
+source $DIR/helpers/welcome.sh
+source $DIR/helpers/locate.sh
+
+# Build our list of files, and our list of args by testing if the argument is
+# a valid path
+args=""
+files=""
+for arg in ${*}
+do
+    if [ -e $arg ]; then
+        files+=" $arg"
+    else
+        args+=" $arg"
+    fi
+done;
+
+# Run the command with the full list of files
+echo -e "${txtgrn}  $exec_command --no-interaction --ansi${args}${files}${txtrst}"
+OUTPUT="$($exec_command${args}${files})"
+RETURN=$?
+if [ $RETURN -ne 0 ]; then
+    echo -en "\n${txtylw}${title} found copied lines in the following files:${txtrst}\n  "
+    echo -en "$OUTPUT" | awk -v m=3 -v n=2 'NR<=m{next};NR>n+m{print line[NR%n]};{line[NR%n]=$0}'
+    echo -en "\n${bldred}Please review and commit.${txtrst}\n"
+    exit 1
+fi
+exit 0