AOSContext::ReturnCode AOSModule_Wiki_ViewFromFileSystem::execute(AOSContext& context, const AXmlElement& moduleParams)
{
//a_Get base path
AString basePath;
if (!moduleParams.emitString(AOS_Wiki_Constants::PARAM_BASE_PATH, basePath))
{
context.addError(getClass(), ASWNL("Unable to find module/base-path parameter"));
return AOSContext::RETURN_ERROR;
}
AFilename wikifile(m_Services.useConfiguration().getAosBaseDataDirectory());
wikifile.join(basePath, true);
//a_Get relative wiki path
AString str;
context.useRequestParameterPairs().get(ASW("wikipath",8), str);
wikifile.join(str, false);
u4 type = AFileSystem::getType(wikifile);
//a_Directory only will get default index.html
if (type & AFileSystem::Directory)
{
//a_Directory name specified
wikifile.useFilename().assign(ASW("index.html",10));
}
else
wikifile.setExtension(ASW(".html",5));
AString strData;
if (context.useRequestParameterPairs().get(ASW("wiki.newdata",12), strData))
{
//a_Check if authentication passed
if (
moduleParams.exists(AOS_Wiki_Constants::PARAM_SECURE)
&& !context.useModel().exists(ASW("wiki/Authenticated",18))
)
{
context.useModel().overwriteElement(ASW("wiki/AuthFailed",15));
return AOSContext::RETURN_OK;
}
//a_New data submitted
u4 type = AFileSystem::getType(wikifile);
if (AFileSystem::DoesNotExist != type)
{
//a_New data submitted, old file exists
AFilename newwikifile(wikifile);
//a_Temporary filename to use during the swap
AFilename tempwikifile(newwikifile);
tempwikifile.setExtension(ASW("_temporary_rename_",19));
//a_Generate temporary filename
AFileSystem::generateTemporaryFilename(newwikifile);
//a_Save new data to temp filename
AFile_Physical file(newwikifile, "wb");
file.open();
file.write(strData);
file.close();
//a_Add to context so it can ve viewed after save
context.useModel().overwriteElement(AOS_Wiki_Constants::ELEMENT_DATA).addData(strData, AXmlElement::ENC_CDATADIRECT);
//a_Rename temp to current
AFileSystem::rename(wikifile, tempwikifile);
AFileSystem::rename(newwikifile, wikifile);
AFileSystem::remove(tempwikifile);
}
else
{
//a_Does not exist yet
//a_Make sure directories exist
AFileSystem::createDirectories(wikifile);
//a_Save new data
AFile_Physical file(wikifile, "wb");
file.open();
file.write(strData);
file.close();
//a_Add to context so it can ve viewed after save
context.useModel().overwriteElement(AOS_Wiki_Constants::ELEMENT_DATA).addData(strData, AXmlElement::ENC_CDATADIRECT);
}
}
else
{
u4 type = AFileSystem::getType(wikifile);
if (AFileSystem::DoesNotExist != type)
{
AFile_Physical file(wikifile);
file.open();
context.useModel().overwriteElement(AOS_Wiki_Constants::ELEMENT_DATA).addData(file, AXmlElement::ENC_CDATADIRECT);
}
else
{
//a_Signal that the wiki file does not exist
context.useModel().overwriteElement(AOS_Wiki_Constants::ELEMENT_DOES_NOT_EXIST);
}
if (moduleParams.exists(AOS_Wiki_Constants::PARAM_SECURE))
{
context.useModel().overwriteElement(AOS_Wiki_Constants::ELEMENT_SECURE_EDIT);
}
}
return AOSContext::RETURN_OK;
}
