Correctly implementing mailkey for Phurl

Summary: Re T6049, Correctly implementing mailkey for Phurl

Test Plan: Edit Phurl URL, receive email.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley, #blessed_reviewers

Subscribers: Korvin

Differential Revision: https://secure.phabricator.com/D14605

resources/sql/autopatches/20151130.phurl.mailkey.1.sql

@@ -0,0 +1,2 @@
+ALTER TABLE {$NAMESPACE}_phurl.phurl_url
+  ADD mailKey binary(20) NOT NULL;

resources/sql/autopatches/20151130.phurl.mailkey.2.php

@@ -0,0 +1,18 @@
+<?php
+
+$table = new PhabricatorPhurlURL();
+$conn_w = $table->establishConnection('w');
+$iterator = new LiskMigrationIterator($table);
+foreach ($iterator as $url) {
+  $id = $url->getID();
+
+  echo pht('Adding mail key for Phurl %d...', $id);
+  echo "\n";
+
+  queryfx(
+    $conn_w,
+    'UPDATE %T SET mailKey = %s WHERE id = %d',
+    $table->getTableName(),
+    Filesystem::readRandomCharacters(20),
+    $id);
+}