/**
* Provide a hook implementation
*
* @param string $name Name of the hook for which to provide an implementation
* @param string $implementation [optional] Fully qualified name of the class providing the hook implementation.
* Defaults to the module's ProvidedHook namespace plus the hook's name for the
* class name. Web 2's namespace separator is \\ (double backslash) at the moment
* @param string $key No-op arg for compatibility reasons. This argument is deprecated and will be
* removed in version 2.2.0
*
* @return $this
*/
protected function provideHook($name, $implementation = null, $key = null)
{
if ($implementation === null) {
$implementation = $name;
}
if (strpos($implementation, '\\') === false) {
$class = $this->getNamespace() . '\\ProvidedHook\\' . $this->slashesToNamespace($implementation);
} else {
$class = $implementation;
}
Hook::register($name, $implementation, $class);
return $this;
}
/**
* Set up this query and join the initial tables
*
* @see IdoQuery::initializeForPostgres For postgresql specific setup
*/
protected function init()
{
parent::init();
$this->prefix = $this->ds->getTablePrefix();
foreach (Hook::all('monitoring/idoQueryExtension') as $hook) {
$extensions = $hook->extendColumnMap($this);
if (!is_array($extensions)) {
continue;
}
foreach ($extensions as $vTable => $cols) {
if (!array_key_exists($vTable, $this->columnMap)) {
$this->hookedVirtualTables[$vTable] = $hook;
$this->columMap[$vTable] = array();
}
foreach ($cols as $k => $v) {
$this->columnMap[$vTable][$k] = $v;
}
}
}
$dbType = $this->ds->getDbType();
if ($dbType === 'oracle') {
$this->initializeForOracle();
} elseif ($dbType === 'pgsql') {
$this->initializeForPostgres();
}
$this->joinBaseTables();
$this->select->columns($this->columns);
$this->prepareAliasIndexes();
}
protected function getHookedColumns()
{
$columns = array();
foreach (Hook::all('monitoring/dataviewExtension') as $hook) {
foreach ($hook->getAdditionalQueryColumns($this->getQueryName()) as $col) {
$columns[] = $col;
}
}
return $columns;
}