Fixing working directory for drush tasks. (#310)

* Fixing drush.wrapper integration with Phing.

* Fixing working directory for drush tasks.

CONTRIBUTING.md

@@ -22,10 +22,12 @@ Use the following commands to create a testable BLT-created project alongside BL
 git clone https://github.com/acquia/blt.git
 cp -R blt/blt-project .
 cd blt-project
+git init
 composer install
 ./vendor/bin/blt install-alias
 blt init
 blt configure
+rm -rf vendor
 composer update
 ```
 

phing/build.xml

@@ -10,8 +10,7 @@
   <if>
     <available property="xdebug.enabled" extension="xdebug"/>
     <then>
-      <echo level="warning">You are running BLT with xdebug enabled. This has a major impact on
-        runtime performance.</echo>
+      <echo level="warning">You are running BLT with xdebug enabled. This has a major impact on runtime performance.</echo>
     </then>
   </if>
 

phing/build.yml

@@ -36,6 +36,7 @@ drupal:
 drush:
   bin: ${composer.bin}/drush
   cmd: ${drush.bin} @${drush.alias} -r ${docroot} -l ${multisite.name}
+  dir: ${repo.root}
   root: ${docroot}
 
 multisite:

phing/phingcludes/DrushTask.php

@@ -62,6 +62,7 @@ class DrushTask extends Task {
   private $bin = NULL;
   private $alias = NULL;
   private $uri = NULL;
+  private $dir = NULL;
   private $root = NULL;
   private $assume = NULL;
   private $simulate = FALSE;
@@ -94,6 +95,12 @@ public function setAlias($str) {
     $this->alias = $str;
   }
 
+  /**
+   * Drupal working directory to use.
+   */
+  public function setDir($str) {
+    $this->dir = $str;
+  }
   /**
    * Drupal root directory to use.
    */
@@ -206,6 +213,7 @@ public function init() {
     $this->root = $this->getProject()->getProperty('drush.root');
     $this->uri = $this->getProject()->getProperty('drush.uri');
     $this->bin = $this->getProject()->getProperty('drush.bin');
+    $this->dir = $this->getProject()->getProperty('drush.dir');
   }
 
   /**
@@ -274,8 +282,13 @@ public function main() {
 
     $command = implode(' ', $command);
 
+    if (!empty($this->dir)) {
+      $this->log("Changing working directory to: $this->dir");
+      chdir($this->dir);
+    }
+
     // Execute Drush.
-    $this->log("Executing '$command'...");
+    $this->log("Executing: $command");
     $output = array();
     exec($command, $output, $return);
     // Collect Drush output for display through Phing's log.