/**
* setup PEAR_Config and so on.
*
* @param string $target whether 'master' or 'local'
* @param string|null $app_dir local application directory.
* @param string|null $channel channel for the package repository.
* @return true|Ethna_Error
*/
public function init($target, $app_dir = null, $channel = null)
{
$true = true;
if ($target == 'master') {
$this->target = 'master';
} else {
// default target is 'local'.
$this->target = 'local';
}
// setup PEAR_Frontend
PEAR_Command::setFrontendType('CLI');
$this->ui = PEAR_Command::getFrontendObject();
// set PEAR's error handling
// TODO: if PEAR/Command/Install.php is newer than 1.117, displayError goes well.
PEAR::setErrorHandling(PEAR_ERROR_CALLBACK, array(&$this->ui, 'displayFatalError'));
// set channel
$master_setting = Ethna_Handle::getMasterSetting('repositry');
if ($channel !== null) {
$this->channel = $channel;
} else {
if (isset($master_setting["channel_{$target}"])) {
$this->channel = $master_setting["channel_{$target}"];
} else {
$this->channel = 'pear.ethna.jp';
}
}
// set target controller
if ($target == 'master') {
$this->target_ctl = Ethna_Handle::getEthnaController();
} else {
$this->target_ctl = Ethna_Handle::getAppController($app_dir);
}
if (Ethna::isError($this->target_ctl)) {
return $this->target_ctl;
}
// setup PEAR_Config
if ($target == 'master') {
$ret = $this->_setMasterConfig();
} else {
$ret = $this->_setLocalConfig();
}
if (Ethna::isError($ret)) {
return $ret;
}
$this->ui->setConfig($this->config);
// setup PEAR_Registry
$this->registry = $this->config->getRegistry();
return $true;
}
