public function applyPatch($bDryRun = false)
{
$oConfig = Mage::getConfig();
$aPatchFiles = $this->_getPatchFiles();
$oPatcher = new Aitoc_Aitsys_Model_Aitfilepatcher();
$oFileSys = new Aitoc_Aitsys_Model_Aitfilesystem();
$aErrors = array();
$uncompatibleList = array();
foreach ($aPatchFiles as $sFile => $aParams) {
$sPatch = '';
$aModules = $aParams['modules'];
$currentModulePath = '';
$currentModuleName = '';
foreach ($aModules as $sMod => $sModPathToFile) {
$patchFile = $oFileSys->getPatchFilePath($sFile, $sMod . DIRECTORY_SEPARATOR . 'data' . DIRECTORY_SEPARATOR);
if (!$patchFile->getIsError()) {
$sPatch .= file_get_contents($patchFile->getFilePath());
}
$currentModulePath = $sMod;
$currentModuleName = str_replace(array('/', '\\'), '_', substr($sMod, 6 + strrpos($sMod, 'local')));
}
$oPatcher->parsePatch($sPatch);
// now will check if we can patch current file
$sFileNameToPatch = str_replace('--', '/', $sFile);
$sFileToPatch = $oConfig->getOptions()->getAppDir() . '/' . substr($sFileNameToPatch, 0, strpos($sFileNameToPatch, '.patch'));
if (!file_exists($sFileToPatch) && $aParams['optional']) {
continue;
}
if (!$oPatcher->canApplyChanges($sFileToPatch)) {
$aErrors[] = array('file' => $sFileToPatch, 'type' => 'file_uncompatible');
// adding session data for instructions page
$uncompatibleList[$currentModuleName][] = array('file' => $sFileToPatch, 'mod' => $currentModulePath, 'patchfile' => $sFile, 'modkey' => $this->_getModuleKey($currentModuleName));
}
if (!$bDryRun) {
// apply patch
$sApplyPatchTo = $oFileSys->makeTemporary($sFileToPatch);
$oPatcher->applyPatch($sApplyPatchTo);
foreach ($aModules as $sMod => $sModPathToFile) {
$oFileSys->cpFile($sApplyPatchTo, $this->_patchedTemplatesDir . $sModPathToFile);
}
$oFileSys->rmFile($sApplyPatchTo);
}
}
if ($bDryRun) {
if ($uncompatibleList) {
Mage::getSingleton('adminhtml/session')->setData('aitsys_patch_incompatible_files', $uncompatibleList);
Mage::unregister('aitsys_patch_incompatible_files');
Mage::register('aitsys_patch_incompatible_files', $uncompatibleList);
}
return $aErrors;
}
return true;
}
/**
* Clearing current rewrites
*/
public function clear()
{
$filesystem = new Aitoc_Aitsys_Model_Aitfilesystem();
$filesystem->rmFile($this->_rewriteDir . 'config.php');
}
