Convert maniphest to use standard fields

Summary: Ref T3794. Drop auxiliary field, use standard field.

Test Plan: Performed migration, field seemed to survive it intact. Edited and viewed tasks.

Reviewers: btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T3794

Differential Revision: https://secure.phabricator.com/D7036

resources/sql/patches/20130919.mfieldconf.php

@@ -0,0 +1,66 @@
+<?php
+
+echo "Migrating Maniphest custom field configuration...\n";
+
+$old_key = 'maniphest.custom-fields';
+$new_key = 'maniphest.custom-field-definitions';
+
+if (PhabricatorEnv::getEnvConfig($new_key)) {
+  echo "Skipping migration, new data is already set.\n";
+  return;
+}
+
+$old = PhabricatorEnv::getEnvConfigIfExists($old_key);
+if (!$old) {
+  echo "Skipping migration, old data does not exist.\n";
+  return;
+}
+
+$new = array();
+foreach ($old as $field_key => $spec) {
+  $new_spec = array();
+
+  foreach ($spec as $key => $value) {
+    switch ($key) {
+      case 'label':
+        $new_spec['name'] = $value;
+        break;
+      case 'required':
+      case 'default':
+      case 'caption':
+      case 'options':
+        $new_spec[$key] = $value;
+        break;
+      case 'checkbox-label':
+        $new_spec['strings']['edit.checkbox'] = $value;
+        break;
+      case 'checkbox-value':
+        $new_spec['strings']['view.yes'] = $value;
+        break;
+      case 'type':
+        switch ($value) {
+          case 'string':
+            $value = 'text';
+            break;
+          case 'user':
+            $value = 'users';
+            $new_spec['limit'] = 1;
+            break;
+        }
+        $new_spec['type'] = $value;
+        break;
+      case 'copy':
+        $new_spec['copy'] = $value;
+        break;
+    }
+  }
+
+  $new[$field_key] = $new_spec;
+}
+
+PhabricatorConfigEntry::loadConfigEntry($new_key)
+  ->setIsDeleted(0)
+  ->setValue($new)
+  ->save();
+
+echo "Done.\n";