{

protected $packages = array();

protected $sourcedir;

protected $installerdir;

protected $manifest;

protected function setup($parent)

{

$this->sourcedir = $parent->getParent()->getPath('source');

$this->manifest = $parent->getParent()->getManifest();

$this->installerdir = $this->sourcedir . DS . 'installer';

}

public function install($parent)

{

$this->cleanBogusError();

jimport('joomla.filesystem.file');

jimport('joomla.filesystem.folder');

$retval = true;

$buffer = '';

$install_html_file = dirname(__FILE__) . '/install.html';

$install_css_file = dirname(__FILE__) . '/install.css';

$tmp_path = JPATH_ROOT . '/tmp';

// Drop out Style

if (file_exists($install_css_file)) {

$buffer .= JFile::read($install_html_file);

}

if (JFolder::exists($tmp_path)) {

// Copy install.css to tmp dir for inclusion

JFile::copy($install_css_file, $tmp_path . '/install.css');

}

// Opening HTML

ob_start();

?>

<div id="rokinstall-logo">

<ul id="rokinstall-status">

<?php

$buffer .= ob_get_clean();

$run_installer = true;

if (is_file(dirname(__FILE__) . '/requirements.php')) {

// check to see if requierments are met

if (($loaderrors = require_once(dirname(__FILE__) . '/requirements.php')) !== true) {

$package['name'] = '';

$msg = "Requirements check failed.<br />".implode('<br />',$loaderrors);

$buffer .= $this->printerror($package, $msg);

$run_installer = false;

}

}

// Cycle through cogs and install each

if ($run_installer) {

if (count($this->manifest->cogs->children())) {

require_once($this->installerdir . DS . 'RokInstaller.php');

foreach ($this->manifest->cogs->children() as $cog)

{

$folder = $this->sourcedir . DS . trim($cog);

jimport('joomla.installer.helper');

if (is_dir($folder)) {

// if its actually a directory then fill it up

$package = Array();

$package['dir'] = $folder;

$package['type'] = JInstallerHelper::detectType($folder);

$package['installer'] = new RokInstaller();

$package['name'] = (string)$cog->name;

$package['state'] = 'Success';

$package['description'] = (string)$cog->description;

$package['msg'] = '';

$package['type'] = ucfirst((string)$cog['type']);

$package['installer']->setCogInfo($cog);

// add installer to static for possible rollback

$this->packages[] = $package;

if (!@$package['installer']->install($package['dir'])) {

while ($error = JError::getError(true)) {

$package['msg'] .= $error;

}

$buffer .= $this->printerror($package, $package['msg']);

//$this->abort();

break;

}

if ($package['installer']->getInstallType() == 'install') {

$buffer .= $this->printInstall($package);

}

else {

$buffer .= $this->printUpdate($package);

}

}

else {

$package = Array();

$package['dir'] = $folder;

$package['name'] = (string)$cog->name;

$package['state'] = 'Failed';

$package['description'] = (string)$cog->description;

$package['msg'] = '';

$package['type'] = ucfirst((string)$cog['type']);

$buffer .= $this->printerror($package, JText::_('JLIB_INSTALLER_ABORT_NOINSTALLPATH'));

//$this->abort();

break;

}

}

}

else

{

$parent->getParent()->abort(JText::sprintf('JLIB_INSTALLER_ABORT_PACK_INSTALL_NO_FILES', JText::_('JLIB_INSTALLER_' . strtoupper($this->route))));

}

}

// Closing HTML

ob_start();

?>

</ul>

</div>

<?php

$buffer .= ob_get_clean();

// Return stuff

echo $buffer;

return $retval;

}

public function uninstall($parent)

{

}

public function update($parent)

{

return $this->install($parent);

}

public function preflight($type, $parent)

{

$this->setup($parent);

//Load Event Handler

$event_handler_file = $this->installerdir . '/RokInstallerEvents.php';

require_once($event_handler_file);

$dispatcher =& JDispatcher::getInstance();

new RokInstallerEvents($dispatcher);

}

public function postflight($type, $parent)

{

$parent->getParent()->abort();

}

public function abort($msg = null, $type = null)

{

if ($msg) {

JError::raiseWarning(100, $msg);

}

foreach ($this->packages as $package) {

$package['installer']->abort(null, $type);

}

}

public function printerror($package, $msg)

{

ob_start();

?>

<li class="rokinstall-failure"><span class="rokinstall-row"><span

class="rokinstall-icon"></span><?php echo $package['name'];?> installation failed</span>

<span class="rokinstall-errormsg">

<?php echo $msg; ?>

</span>

</li>

<?php

$out = ob_get_clean();

return $out;

}

public function printInstall($package)

{

ob_start();

?>

<li class="rokinstall-success"><span class="rokinstall-row"><span

class="rokinstall-icon"></span><?php echo $package['name'];?> installation was successful</span></li>

<?php

$out = ob_get_clean();

return $out;

}

public function printUpdate($package)

{

ob_start();

?>

<li class="rokinstall-update"><span class="rokinstall-row"><span

class="rokinstall-icon"></span><?php echo $package['name'];?> update was successful</span></li>

<?php

$out = ob_get_clean();

return $out;

}

protected function cleanBogusError(){

$errors = array();

while(($error = JError::getError(true)) !== false)

{

if (!($error->get('code') == 1 && $error->get('level') == 2 && $error->get('message') == JText::_('JLIB_INSTALLER_ERROR_NOTFINDXMLSETUPFILE')))

{

$errors[] = $error;

}

}

foreach($errors as $error)

{

JError::addToStack($error);

}

$app =& JFactory::getApplication();

$enqueued_messages = $app->get('_messageQueue');

$other_messages = array();

if (!empty($enqueued_messages) && is_array($enqueued_messages))

{

foreach($enqueued_messages as $enqueued_message)

{

if (!($enqueued_message['message'] == JText::_('JLIB_INSTALLER_ERROR_NOTFINDXMLSETUPFILE') && $enqueued_message['type']) == 'error'){

$other_messages[] = $enqueued_message;

}

}

}

$app->set('_messageQueue', $other_messages);

}