add migration script (for first time users of beechat).

diff --git a/migrate.php b/migrate.php
new file mode 100644 (file)
index 0000000..20bee79
--- /dev/null
+++ b/migrate.php
@@ -0,0 +1,88 @@
+<?php
+require_once(dirname(dirname(dirname(__FILE__))) . "/engine/start.php");
+
+global $CONFIG;
+admin_gatekeeper();
+
+// It's possible large upgrades could exceed the max execution time.
+set_time_limit(0);
+
+// get ejabberd db settings from elgg.
+$domain = elgg_get_plugin_setting("domain", "beechat");
+$dbname = elgg_get_plugin_setting("dbname", "beechat");
+$dbhost = elgg_get_plugin_setting("dbhost", "beechat");
+$dbuser = elgg_get_plugin_setting("dbuser", "beechat");
+$dbpassword = elgg_get_plugin_setting("dbpassword", "beechat");
+
+$jabber_domain = $domain;
+ 
+$dbh_elgg = null;
+$dbh_ejabberd = null;
+ 
+$dsn_elgg = 'mysql:dbname='.$CONFIG->dbname.';host='.$CONFIG->dbhost;
+$dsn_ejabberd = 'mysql:dbname='.$dbname.';host='.$dbhost;
+
+$dbprefix = $CONFIG->dbprefix;
+ 
+$user = $dbuser;
+$password = $dbpassword;
+ 
+$relationship_type = 'friend';
+
+$counter = 0;
+
+try {
+  $dbh_elgg = new PDO($dsn_elgg, $CONFIG->dbuser, $CONFIG->dbpass);
+ 
+  $sql = 'SELECT guid, name, username FROM '.$dbprefix.'users_entity';
+  $sth = $dbh_elgg->prepare($sql);
+  $sth->execute();
+ 
+  $users = array();
+  while ($row = $sth->fetch(PDO::FETCH_ASSOC))
+    $users[$row['guid']] = $row;
+
+  $sql  = 'SELECT guid_one, guid_two FROM '.$dbprefix.'entity_relationships ';
+  $sql .= 'WHERE relationship = ?;';
+  $sth = $dbh_elgg->prepare($sql);
+ 
+  $sth->bindParam(1, $relationship_type);
+  $sth->execute();
+ 
+  $dbh_ejabberd = new PDO($dsn_ejabberd, $user, $password);
+  $dbh_ejabberd->beginTransaction();
+ 
+  while ($row = $sth->fetch(PDO::FETCH_ASSOC)) {
+    $sql = 'INSERT INTO rosterusers (username, jid, nick, subscription, ask, server, type) VALUES (?, ?, ?, ?, ?, ?, ?);';
+    $sth_ejabberd = $dbh_ejabberd->prepare($sql);
+ 
+ 
+    $username = $users[$row['guid_one']]['username'];
+    $jid = $users[$row['guid_two']]['username'] . '@' . $jabber_domain;
+    $nick = $users[$row['guid_two']]['name'];
+    $subscription = 'B';
+    $ask = 'N';
+    $server = 'N';
+    $type = 'item';
+ 
+    $sth_ejabberd->execute(array($username, $jid, $nick, $subscription, $ask, $server, $type));
+
+    $counter += 1;
+    if ($counter % 1000 == 0) {
+       //error_log( $username . ' registered ' . $jid . ' as a friend in his roster.' . "\n");
+       error_log("importing relations into jabber: $counter");
+    }
+  }
+ 
+  $dbh_ejabberd->commit();
+ 
+  $dbh_elgg = null;
+  $dbh_ejabberd = null;
+} catch (PDOException $e) {
+  if ($dbh_ejabberd != null)
+    $dbh_ejabberd->rollBack();
+  echo $e->getMessage();
+}
+?>
+ 
+