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Import: start to split functionality

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This commit is contained in:
Thomas Gelf 2015-11-03 10:31:44 +01:00
parent eee48e3238
commit 2ac0d2d6f5
1 changed files with 45 additions and 5 deletions
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50
library/Director/Import/Import.php
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@ -10,20 +10,51 @@ use stdClass;
class Import
{
/**
* @var ImportSource
*/
protected $source;
/**
* @var Icinga\Data\Db\DbConnection
*/
protected $connection;
/**
* @var Zend_Db_Adapter_Abstract
*/
protected $db;
protected function __construct()
protected $data;
protected function __construct(ImportSource $source)
{
$this->source = $source;
$this->connection = $source->getConnection();
$this->db = $connection->getDbAdapter();
}
public static function run(ImportSource $source)
{
$import = new self();
$import = new self($source);
return $import->importFromSource($source);
}
protected function importFromSource(ImportSource $source)
protected function rawData()
{
if ($this->data === null) {
$this->data = ImportSourceHook::loadByName(
$this->source->source_name,
$this->connection
)->fetchData();
}
return & $this->data;
}
protected function importFromSource()
{
$source = $this->source;
$connection = $source->getConnection();
$this->db = $db = $connection->getDbAdapter();
@ -32,7 +63,7 @@ class Import
$props = array();
$rowsProps = array();
foreach (ImportSourceHook::loadByName($source->source_name, $connection)->fetchData() as $row) {
foreach ($this->rawData() as $row) {
// TODO: Check for name collision
if (! isset($row->$keyColumn)) {
// TODO: re-enable errors
@ -98,7 +129,7 @@ class Import
$rowset = sha1(implode(';', $rowSums), true);
if ($this->rowSetExists($rowset)) {
if ($connection->getLatestImportedChecksum($source->id) === Util::binary2hex($rowset)) {
if ($this->lastRowsetIs($rowset)) {
return false;
}
}
@ -159,6 +190,15 @@ class Import
return $id;
}
/**
* Whether the last run of this import matches the given checksum
*/
protected function lastRowsetIs($checksum)
{
return $this->connection->getLatestImportedChecksum($this->source->id)
=== Util::binary2hex($checksum);
}
protected function rowSetExists($checksum)
{
return count($this->newChecksums('imported_rowset', array($checksum))) === 0;