Rename and introduce sta exception.

Author: kporras07

src/Commands/Backup/CreateCommand.php

@@ -4,6 +4,7 @@
 
 use Pantheon\Terminus\Commands\WorkflowProcessingTrait;
 use Pantheon\Terminus\Models\Backup;
+use Pantheon\Terminus\Exceptions\TerminusStaSiteException;
 
 /**
  * Class CreateCommand.
@@ -43,7 +44,13 @@ public function create($site_env, $options = ['element' => 'all', 'keep-for' =>
             ? $options['keep-for']
             : Backup::DEFAULT_TTL;
         $options['element'] = isset($options['element']) ? $this->getElement($options['element']) : null;
-        $this->processWorkflow($env->getBackups()->create($options));
+        try {
+            $this->processWorkflow($env->getBackups()->create($options));
+        } catch (TerminusStaSiteException $e) {
+            $this->log()->notice("This command is not supported for this site.");
+            $this->log()->debug($e->getMessage());
+            return;
+        }
         $this->log()->notice(
             'Created a backup of the {env} environment.',
             ['env' => $env->getName()]

src/Commands/Branch/ListCommand.php

@@ -7,7 +7,7 @@
 use Pantheon\Terminus\Commands\StructuredListTrait;
 use Pantheon\Terminus\Site\SiteAwareInterface;
 use Pantheon\Terminus\Site\SiteAwareTrait;
-use Pantheon\Terminus\Exceptions\TerminusIcrSiteException;
+use Pantheon\Terminus\Exceptions\TerminusEvcsSiteException;
 
 /**
  * Class ListCommand
@@ -42,8 +42,8 @@ public function listBranches($site_id)
     {
         try {
             return $this->getRowsOfFields($this->getSiteById($site_id)->getBranches());
-        } catch (TerminusIcrSiteException $e) {
-            $this->log()->notice("This is an ICR site, branches are managed in the external VCS.");
+        } catch (TerminusEvcsSiteException $e) {
+            $this->log()->notice("This command is not supported for sites using version control systems external to Pantheon.");
             $this->log()->debug($e->getMessage());
             return;
         }

src/Commands/Connection/SetCommand.php

@@ -7,7 +7,7 @@
 use Pantheon\Terminus\Site\SiteAwareInterface;
 use Pantheon\Terminus\Site\SiteAwareTrait;
 use Pantheon\Terminus\Exceptions\TerminusException;
-use Pantheon\Terminus\Exceptions\TerminusIcrSiteException;
+use Pantheon\Terminus\Exceptions\TerminusEvcsSiteException;
 
 /**
  * Class SetCommand.
@@ -66,9 +66,9 @@ public function connectionSet($site_env, $mode)
         try {
             $mode = strtolower($mode ?? '');
             $workflow = $env->changeConnectionMode($mode);
-        } catch (TerminusIcrSiteException $e) {
+        } catch (TerminusEvcsSiteException $e) {
             $this->log()->debug($e->getMessage());
-            $this->log()->notice("This is an ICR site, connection mode switching is not currently supported.");
+            $this->log()->notice("This command is not supported for sites using version control systems external to Pantheon.");
             return;
         } catch (TerminusException $e) {
             $message = $e->getMessage();

src/Exceptions/TerminusIcrSiteException.php renamed to src/Exceptions/TerminusEvcsSiteException.php

@@ -3,9 +3,9 @@
 namespace Pantheon\Terminus\Exceptions;
 
 /**
- * Class TerminusIcrSiteException
+ * Class TerminusEvcsSiteException
  * @package Pantheon\Terminus\Exceptions
  */
-class TerminusIcrSiteException extends TerminusException
+class TerminusEvcsSiteException extends TerminusException
 {
 }

src/Exceptions/TerminusStaSiteException.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace Pantheon\Terminus\Exceptions;
+
+/**
+ * Class TerminusStaSiteException
+ * @package Pantheon\Terminus\Exceptions
+ */
+class TerminusStaSiteException extends TerminusEvcsSiteException
+{
+}

src/Request/Request.php

@@ -15,7 +15,7 @@
 use League\Container\ContainerAwareTrait;
 use Pantheon\Terminus\Config\ConfigAwareTrait;
 use Pantheon\Terminus\Exceptions\TerminusException;
-use Pantheon\Terminus\Exceptions\TerminusIcrSiteException;
+use Pantheon\Terminus\Exceptions\TerminusEvcsSiteException;
 use Pantheon\Terminus\Helpers\LocalMachineHelper;
 use Pantheon\Terminus\Helpers\Utility\TraceId;
 use Pantheon\Terminus\Session\SessionAwareInterface;
@@ -442,9 +442,9 @@ public function request($path, array $options = []): RequestOperationResult
             }
         }
 
-        if ($response->getStatusCode() == 409 && $body == "icr_site") {
-            // This request is expected to fail for an ICR site, throw exception that will be catched down the road.
-            throw new TerminusIcrSiteException("This is an ICR site.");
+        if ($response->getStatusCode() == 409 && $body == "evcs_site") {
+            // This request is expected to fail for an eVCS site, throw exception that will be catched down the road.
+            throw new TerminusEvcsSiteException("This is a site with an external version control system so this is not supported.");
         }
 
         return new RequestOperationResult([