/**
* Build a data source manager with data sources
* loaded from config array.
*
* Config array structure:
*
* .Array
* (
* [data_source_name_1] => Array
* (
* [class] => Yosymfony\Spress\Core\DataSource\Filesystem\FilesystemDataSource
* [arguments] => Array
* (
* [source_root] => %site_dir%/src
* )
* )
*
* [data_source_name_2] => Array
* (
* )
* )
*
* @param array $config Configuration array with data about data sources
*
* @return \Yosymfony\Spress\Core\DataSource\DataSourceManager
*
* @throws \RuntimeException if params "class" not found or the class pointed by "class" params not exists
*/
public function buildFromConfigArray(array $config)
{
$dsm = new DataSourceManager();
foreach ($config as $dataSourceName => $data) {
if (false === isset($data['class'])) {
throw new \RuntimeException(sprintf('Expected param "class" at the configuration of the data source: "%s".', $dataSourceName));
}
$classname = $data['class'];
$arguments = true === isset($data['arguments']) ? $data['arguments'] : [];
if (count($this->parameterKeys) > 0 && count($arguments) > 0) {
$arguments = $this->resolveArgumentsParameters($arguments);
}
if (false === class_exists($classname)) {
throw new \RuntimeException(sprintf('Data source "%s" class not found: "%s".', $dataSourceName, $classname));
}
$ds = new $classname($arguments);
$dsm->addDataSource($dataSourceName, $ds);
}
return $dsm;
}
public function frontendOutputPreGenerate(&$context)
{
$pairs_config = @simplexml_load_file(MANIFEST . '/entry-attribute-counts.xml');
if (!$pairs_config) {
return;
}
$pairs = $pairs_config->xpath('pair');
$xml = simplexml_load_string($context['xml']);
foreach ($pairs as $pair) {
foreach ($xml as $name => $node) {
if ($name != $pair->attributes()->{'add-attribute-to'}) {
continue;
}
foreach ($node as $name => $entry) {
if ($name != 'entry') {
continue;
}
$dsm = new DataSourceManager(Frontend::instance());
$ds_copy = $dsm->create($pair->attributes()->{'get-count-from'});
require_once EXTENSIONS . '/entry_attribute_counts/lib/class.datasource_count.php';
$ds = new CountDataSource(Frontend::instance(), NULL, FALSE);
$ds->dsSource = $ds_copy->getSource();
$ds->dsParamROOTELEMENT = $ds_copy->dsParamROOTELEMENT;
$ds->dsParamORDER = $ds_copy->dsParamORDER;
$ds->dsParamLIMIT = 999999;
$ds->dsParamREDIRECTONEMPTY = 'no';
$ds->dsParamREQUIREDPARAM = '';
$ds->dsParamSORT = $ds_copy->dsParamSORT;
$ds->dsParamSTARTPAGE = 1;
$ds->dsParamASSOCIATEDENTRYCOUNTS = 'no';
$ds->dsParamFILTERS = $ds_copy->dsParamFILTERS;
$ds->dsParamINCLUDEDELEMENTS = $ds_copy->dsParamINCLUDEDELEMENTS;
$this->param_pool['ds-' . $pair->attributes()->{'add-attribute-to'}] = $entry->attributes()->id;
$ds->processParameters(array('env' => array(), 'param' => $this->param_pool));
$grab_xml = $ds->grab($this->param_pool);
$entry->addAttribute(Lang::createHandle($pair->attributes()->{'get-count-from'}), $grab_xml->getValue());
}
}
}
$context['xml'] = $xml->asXML();
}
function Execute($dsn, $username = NULL, $password = NULL)
{
$pdo = new WaxPDO($dsn, $username, $password);
DataSourceManager::Register($dsn, $pdo);
return $dsn;
}
static function DataSource($name = NULL)
{
return DataSourceManager::Get($name);
}
/**
* Registers a datasource for use later.
* Datasource names should be unique, such
* as a database dsn or an xml file path
*
* @param string $name The name of the datasource
* @param iWaxDataSource $obj The datasource to register
*/
static function Register($name, iWaxDataSource $obj)
{
self::$datasources[$name] = $obj;
self::$last = $name;
}
