migrate.php
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<?php
namespace OCA\Contacts;
class MigrationProvider extends \OC_Migration_Provider{
// Create the xml for the user supplied
function export( ) {
$options = array(
'table'=>'contacts_addressbooks',
'matchcol'=>'userid',
'matchval'=>$this->uid,
'idcol'=>'id'
);
$ids = $this->content->copyRows( $options );
$options = array(
'table'=>'contacts_cards',
'matchcol'=>'addressbookid',
'matchval'=>$ids
);
// Export tags
$ids2 = $this->content->copyRows( $options );
// If both returned some ids then they worked
return (is_array($ids) && is_array($ids2));
}
// Import function for contacts
function import() {
switch($this->appinfo->version) {
default:
// All versions of the app have had the same db structure, so all can use the same import function
$query = $this->content->prepare('SELECT * FROM contacts_addressbooks WHERE userid = ?');
$results = $query->execute(array($this->olduid));
$idmap = array();
$app = new \OCA\Contacts\App($this->uid);
while($row = $results->fetchRow()) {
// Import each addressbook
$addressbookquery = \OCP\DB::prepare('INSERT INTO `*PREFIX*contacts_addressbooks` '
. '(`userid`, `displayname`, `uri`, `description`, `ctag`) VALUES (?, ?, ?, ?, ?)');
$addressbookquery->execute(
array(
$this->uid,
$row['displayname'],
$row['uri'],
$row['description'],
$row['ctag']
)
);
// Map the id
$idmap[$row['id']] = \OCP\DB::insertid('*PREFIX*contacts_addressbooks');
// Make the addressbook active
$addressbook = $app->getAddressBook('local', $idmap[$row['id']]);
$addressbook->setActive(true);
}
// Now tags
foreach($idmap as $oldid => $newid) {
$query = $this->content->prepare('SELECT * FROM contacts_cards WHERE addressbookid = ?');
$results = $query->execute(array($oldid));
while($row = $results->fetchRow()) {
// Import the contacts
$contactquery = \OCP\DB::prepare('INSERT INTO `*PREFIX*contacts_cards` '
. '(`addressbookid`, `fullname`, `carddata`, `uri`, `lastmodified`) VALUES (?, ?, ?, ?, ?)');
$contactquery->execute(
array(
$newid,
$row['fullname'],
$row['carddata'],
$row['uri'],
$row['lastmodified']
)
);
}
}
// All done!
break;
}
return true;
}
}
// Load the provider
new MigrationProvider('contacts');