function downloadSampleDataPackage()
{
$obj_sampledata_helper = new JSNSampleDataHelper();
$obj_sampledata_helper->setSampleDataURL();
$foldername = 'tmp';
$folderpath = JPATH_ROOT . DS . $foldername;
$link = '';
$template_style_id = JRequest::getInt('template_style_id', 0, 'GET');
$session = JFactory::getSession();
$login_identifier = md5('state_login_' . strtolower($this->_template_name));
$sdExtSesId = md5('exts_info_' . strtolower($this->_template_name));
$sdFileSesId = md5('sample_data_file_' . strtolower($this->_template_name));
$sdExtFaiedSesId = md5('exts_failed_install_' . strtolower($this->_template_name));
$state_login = $session->get($login_identifier, false, 'jsntemplatesession');
$session->clear($sdExtSesId, 'jsntemplatesession');
$session->clear($sdExtFaiedSesId, 'jsntemplatesession');
$session->clear($sdFileSesId, 'jsntemplatesession');
$failedExts = $session->get($sdExtFaiedSesId, array(), 'jsntemplatesession');
if (!$state_login) {
jexit('Invalid Token');
}
if (is_writable($folderpath)) {
$joomla_version = $this->_obj_utils->getJoomlaVersion();
$downloadURL = JSN_SAMPLE_DATA_FILE_URL;
$objJSNDownloadPackage = new JSNDownloadPackage($downloadURL);
$result = $objJSNDownloadPackage->download();
if ($result) {
$result = (string) $result;
$releaseTool = JRequest::getVar('release_tool', 0);
if ($releaseTool == 1) {
echo json_encode(array('download' => true, 'sampleDataFile' => (string) $result, 'connection' => true, 'exts' => ''));
return;
} else {
/* Read the xml file for the list of to-be-installed exts */
$extsToInstall = array();
if (JFile::exists(JPATH_ROOT . DS . 'tmp' . DS . $result)) {
/* Array with full info. of available exts */
$extInfo = array();
/* Array with brief info of will-be-installed exts */
$extBriefInfo = '';
$extList = '';
$hasInstallation = false;
$xmlReaderInstance = new JSNReadXMLFile();
$sdHelperInstance = new JSNSampleDataHelper();
$unpack = $sdHelperInstance->unpackPackage($result);
if ($unpack) {
$installExts = $xmlReaderInstance->getSampleDataFileContent($unpack, $this->_template_name, true);
if ($installExts) {
foreach ($installExts as $ext) {
/* Form an array of extensions for user to choose */
/* Check JSN exts, only ones with show="true" flag */
if ($ext->author === 'joomlashine') {
if ($ext->show === true) {
/* Check if the extension would be installed */
$checkResult = $sdHelperInstance->determineExtInstallation($ext);
$extList[$ext->name]['install'] = $checkResult->toInstall;
$extList[$ext->name]['desc'] = $ext->description;
if ($ext->productUrl != '') {
$extList[$ext->name]['url'] = '<a target="_blank" href="' . $ext->productUrl . '">' . JText::_('JSN_SAMPLE_DATA_EXT_SELECT_PRODUCT_LINK_TEXT') . '</a>';
}
if ($ext->productDesc != '') {
$extList[$ext->name]['productDesc'] = $ext->productDesc;
}
/* Show appropriate message for the extensions selection: new install/upgrade */
if ($checkResult->toInstall === true) {
if ($checkResult->outdated === true) {
$extList[$ext->name]['message'] = JText::_('JSN_SAMPLE_DATA_EXT_SELECT_UPDATE');
} else {
$extList[$ext->name]['message'] = JText::_('JSN_SAMPLE_DATA_EXT_SELECT_NEW');
}
}
if (isset($ext->extDep) && count($ext->extDep)) {
$depList = array();
foreach ($ext->extDep as $extDep) {
if (isset($installExts[$extDep])) {
$depInfo = $installExts[$extDep];
$resultDep = $sdHelperInstance->determineExtInstallation($depInfo);
if ($resultDep->toInstall === true) {
$extList[$ext->name]['depInstall'] = true;
$depList[$depInfo->name]['install'] = true;
$depList[$depInfo->name]['desc'] = $depInfo->description;
if ($resultDep->outdated === true) {
$depList[$depInfo->name]['message'] = JText::_('JSN_SAMPLE_DATA_EXT_SELECT_UPDATE');
} else {
$depList[$depInfo->name]['message'] = JText::_('JSN_SAMPLE_DATA_EXT_SELECT_NEW');
}
}
}
}
$extList[$ext->name]['deps'] = $depList;
}
/* Set a flag that there's at least one ext installation needed */
if ($checkResult->toInstall === true || isset($extList[$ext->name]['deps']) && count($extList[$ext->name]['deps'])) {
$hasInstallation = true;
}
}
$ext->toInstall = $checkResult->toInstall;
$ext->exist = $checkResult->exist;
$ext->outdated = $checkResult->outdated;
$ext->proEdition = $checkResult->proEdition;
$extInfo[$ext->name] = $ext;
} else {
/* Temporarily force not install sample data for 3rd-party exts like EasyBlog */
$failedExts[$ext->name]['exist'] = false;
$failedExts[$ext->name]['message'] = '';
/* Check 3rd-party exts' sample data need to be installed or not */
// $extensionExists = $sdHelperInstance->checkExistingExtension($ext->name, $ext->type);
// if ($ext->hasData == true)
// {
// if ($extensionExists === false)
// {
// $failedExts[$ext->name]['exist'] = $extensionExists;
// $failedExts[$ext->name]['message'] = JText::sprintf('JSN_SAMPLE_DATA_3RD_EXT_NOT_INSTALLED', $ext->description);
// }
// else
// {
// $extManifestInfo = $xmlReaderInstance->getExtensionManifestFileInformation($ext->name, $ext->manifestPath);
// if ($extManifestInfo['version'] != $ext->version)
// {
// $failedExts[$ext->name]['exist'] = $extensionExists;
// $failedExts[$ext->name]['message'] = JText::sprintf('JSN_SAMPLE_DATA_EXT_OUTDATED_DETAIL', $ext->description, $ext->version);
// }
// }
// }
}
}
}
$sdHelperInstance->deleteSampleDataFolder($unpack);
}
if ($hasInstallation === false) {
$sdHelperInstance->determineFailedExtensions($failedExts, $extInfo);
}
$session->set($sdExtSesId, $extInfo, 'jsntemplatesession');
$session->set($sdExtFaiedSesId, $failedExts, 'jsntemplatesession');
$session->set($sdFileSesId, $result, 'jsntemplatesession');
echo json_encode(array('download' => true, 'sampleDataFile' => (string) $result, 'connection' => true, 'hasInstallation' => $hasInstallation, 'exts' => $extList));
return;
} else {
echo json_encode(array('download' => false, 'sampleDataFile' => '', 'message' => JText::_('JSN_SAMPLE_DATA_PACKAGE_FILE_NOT_FOUND'), 'connection' => true));
return;
}
}
} else {
echo json_encode(array('download' => false, 'message' => JText::_('JSN_SAMPLE_DATA_DOWNLOAD_FAILED'), 'redirect_link' => $link, 'connection' => false));
return;
}
} else {
echo json_encode(array('download' => false, 'message' => JText::_('JSN_SAMPLE_DATA_TEMP_FOLDER_UNWRITABLE'), 'redirect_link' => $link, 'connection' => true));
return;
}
return;
}
function JSNDownloadTemplatePackage($downloadURL, $packageName = '')
{
parent::JSNDownloadPackage($downloadURL, $packageName);
$this->_objArchive = JArchive::getAdapter('zip');
}
