X-Git-Url: https://yaffs.net/gitweb/?a=blobdiff_plain;f=vendor%2Fdrush%2Fdrush%2Fsrc%2FPreflight%2FPreflight.php;fp=vendor%2Fdrush%2Fdrush%2Fsrc%2FPreflight%2FPreflight.php;h=513a884f9684c0fd1fb2720cb19b775d97717325;hb=0bf8d09d2542548982e81a441b1f16e75873a04f;hp=e7b6d2ea97a43d9e30765167f593203245d54595;hpb=74df008bdbb3a11eeea356744f39b802369bda3c;p=yaffs-website

diff --git a/vendor/drush/drush/src/Preflight/Preflight.php b/vendor/drush/drush/src/Preflight/Preflight.php
index e7b6d2ea9..513a884f9 100644
--- a/vendor/drush/drush/src/Preflight/Preflight.php
+++ b/vendor/drush/drush/src/Preflight/Preflight.php
@@ -4,7 +4,7 @@ namespace Drush\Preflight;
 use Drush\Config\Environment;
 use Drush\Config\ConfigLocator;
 use Drush\Config\EnvironmentConfigLoader;
-use Drush\SiteAlias\SiteAliasManager;
+use Consolidation\SiteAlias\SiteAliasManager;
 use DrupalFinder\DrupalFinder;
 
 /**
@@ -255,16 +255,26 @@ class Preflight
         $paths = $this->configLocator->getSiteAliasPaths($this->preflightArgs->aliasPaths(), $this->environment);
 
         // Configure alias manager.
-        $this->aliasManager = (new SiteAliasManager())->addSearchLocations($paths);
+        $aliasFileLoader = new \Drush\SiteAlias\SiteAliasFileLoader();
+        $this->aliasManager = (new SiteAliasManager($aliasFileLoader))->addSearchLocations($paths);
         $this->aliasManager->setReferenceData($config->export());
+
+        // Find the local site
         $siteLocator = new PreflightSiteLocator($this->aliasManager);
         $selfAliasRecord = $siteLocator->findSite($this->preflightArgs, $this->environment, $root);
-        $this->aliasManager->setSelf($selfAliasRecord);
-        $this->configLocator->addAliasConfig($selfAliasRecord->exportConfig());
 
-        // Process the selected alias. This might change the selected site,
-        // so we will add new site-wide config location for the new root.
-        $root = $this->setSelectedSite($selfAliasRecord->localRoot());
+        // If we did not find a local site, then we are destined to fail
+        // UNLESS RedispatchToSiteLocal::redispatchIfSiteLocalDrush takes over.
+        // Before we try to redispatch to the site-local Drush, though, we must
+        // initiaze the alias manager & c. based on any alias record we did find.
+        if ($selfAliasRecord) {
+            $this->aliasManager->setSelf($selfAliasRecord);
+            $this->configLocator->addAliasConfig($selfAliasRecord->exportConfig());
+
+            // Process the selected alias. This might change the selected site,
+            // so we will add new site-wide config location for the new root.
+            $root = $this->setSelectedSite($selfAliasRecord->localRoot());
+        }
 
         // Now that we have our final Drupal root, check to see if there is
         // a site-local Drush. If there is, we will redispatch to it.
@@ -275,6 +285,19 @@ class Preflight
             return $status;
         }
 
+        // If the site locator couldn't find a local site, and we did not
+        // redispatch to a site-local Drush, then we cannot continue.
+        // This can happen when using Drush 9 to call a site-local Drush 8
+        // using an alias record that is only defined in a Drush 8 format.
+        if (!$selfAliasRecord) {
+            // Note that PreflightSiteLocator::findSite only returns 'false'
+            // when preflightArgs->alias() returns an alias name. In all other
+            // instances we will get an alias record, even if it is only a
+            // placeholder 'self' with the root holding the cwd.
+            $aliasName = $this->preflightArgs->alias();
+            throw new \Exception("The alias $aliasName could not be found.");
+        }
+
         // If we did not redispatch, then add the site-wide config for the
         // new root (if the root did in fact change) and continue.
         $this->configLocator->addSitewideConfig($root);