Merge pull request #10 from CrazyAwesomeCompany/feature/git

Add git changeset target

README.md

@@ -23,6 +23,7 @@ A lot of the AutoPhing build files use configuration parameters to run the comma
 + [CSSLint](lib/csslint/README.md)
 + DBDeploy
 + Doctrine
++ [Git](lib/git/README.md)
 + [Java](lib/java/README.md)
 + [JSLint](lib/jslint/README.md)
 + Memcached

lib/git/README.md

@@ -0,0 +1,17 @@
+# AutoPhing Git
+
+Perform Git commands
+
+## Targets ##
+
+### git-changeset-files ###
+Get the files from a git diff. The results are stored in the `files.changeset` and `files.changeset.php` properties.
+
+An example usage of this command is to get the changed PHP files for a Pull Request and run quality checks only
+against the changeset.
+
+## Configuration ##
+
++ `git.file` - The Git binary file
++ `git.revision` - The Git revision to compare
++ `git.base.revision` - The Git revision use as base

lib/git/git.properties

@@ -0,0 +1,3 @@
+git.file=git
+
+git.base.revision=develop

lib/git/git.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="git" default="git-changeset-files" basedir=".">
+    <property file="${phing.dir.git}/git.properties" />
+
+    <target name="git-changeset-files">
+        <fail unless="git.revision" message="No valid git revision given"/>
+
+        <exec executable="${git.file}" outputProperty="changesetfiles">
+            <arg value="diff"/>
+            <arg value="--name-only"/>
+            <arg value="${git.revision}"/>
+            <arg value="${git.base.revision}"/>
+        </exec>
+
+        <property name="files.changeset" value="${changesetfiles}">
+            <filterchain>
+                <replaceregexp>
+                    <regexp pattern="\n" replace=" " ignoreCase="true"/>
+                </replaceregexp>
+            </filterchain>
+        </property>
+
+        <property name="files.changeset.php" value="${changesetfiles}">
+            <filterchain>
+                <linecontainsregexp>
+                    <regexp pattern=".php$"/>
+                </linecontainsregexp>
+                <replaceregexp>
+                    <regexp pattern="\n" replace=" " ignoreCase="true"/>
+                </replaceregexp>
+            </filterchain>
+        </property>
+    </target>
+</project>