CapsInfo CapsInfo::fromXml(const QDomElement &caps)
{
QDateTime lastSeen = QDateTime::fromString(caps.firstChildElement("atime").nodeValue(), Qt::ISODate);
DiscoItem item = DiscoItem::fromDiscoInfoResult(caps.firstChildElement("query"));
if (item.features().isEmpty()) { // it's hardly possible if client does not support anything.
return CapsInfo();
}
return CapsInfo(item, lastSeen);
}
CapsInfo CapsInfoGenerator::generateCapsInfo(const DiscoInfo& discoInfo) const {
std::string serializedCaps;
std::vector<DiscoInfo::Identity> identities(discoInfo.getIdentities());
std::sort(identities.begin(), identities.end());
for (const auto& identity : identities) {
serializedCaps += identity.getCategory() + "/" + identity.getType() + "/" + identity.getLanguage() + "/" + identity.getName() + "<";
}
std::vector<std::string> features(discoInfo.getFeatures());
std::sort(features.begin(), features.end());
for (const auto& feature : features) {
serializedCaps += feature + "<";
}
for (const auto& extension : discoInfo.getExtensions()) {
serializedCaps += extension->getFormType() + "<";
std::vector<FormField::ref> fields(extension->getFields());
std::sort(fields.begin(), fields.end(), &compareFields);
for (const auto& field : fields) {
if (field->getName() == "FORM_TYPE") {
continue;
}
serializedCaps += field->getName() + "<";
std::vector<std::string> values(field->getValues());
std::sort(values.begin(), values.end());
for (const auto& value : values) {
serializedCaps += value + "<";
}
}
}
std::string version(Base64::encode(crypto_->getSHA1Hash(createByteArray(serializedCaps))));
return CapsInfo(node_, version, "sha-1");
}
