diff options
Diffstat (limited to 'src/main/java/eu/siacs/conversations/utils')
| -rw-r--r-- | src/main/java/eu/siacs/conversations/utils/DNSHelper.java | 19 | ||||
| -rw-r--r-- | src/main/java/eu/siacs/conversations/utils/FileUtils.java | 23 |
2 files changed, 35 insertions, 7 deletions
diff --git a/src/main/java/eu/siacs/conversations/utils/DNSHelper.java b/src/main/java/eu/siacs/conversations/utils/DNSHelper.java index 1568eb8c..9caa53f7 100644 --- a/src/main/java/eu/siacs/conversations/utils/DNSHelper.java +++ b/src/main/java/eu/siacs/conversations/utils/DNSHelper.java @@ -135,15 +135,20 @@ public class DNSHelper { Logging.d("dns", "using dns server: " + dnsServerHostAddress + " to look up " + qname); try { DNSMessage message = client.query(qname, TYPE.SRV, CLASS.IN, dnsServerHostAddress); - Record[] rrset = message.getAnswers(); - for (Record rr : rrset) { - Data d = rr.getPayload(); - if (d instanceof SRV && NameUtil.idnEquals(qname, rr.getName())) { - SRV srv = (SRV) d; - SrvRecord srvRecord = new SrvRecord(srv.getPriority(), srv.getName(), srv.getPort(), tlsSrvRecord); - result.add(srvRecord); + if (null != message) { + Record[] rrset = message.getAnswers(); + for (Record rr : rrset) { + Data d = rr.getPayload(); + if (d instanceof SRV && NameUtil.idnEquals(qname, rr.getName())) { + SRV srv = (SRV) d; + SrvRecord srvRecord = new SrvRecord(srv.getPriority(), srv.getName(), srv.getPort(), tlsSrvRecord); + result.add(srvRecord); + } } + } else { + Logging.e("dns", "No valid DNS message retrieved."); } + } catch (IOException e) { Logging.d("dns", "Error while retrieving SRV record '" + qname + "' for '" + host + "' from DNS '" + dnsServerHostAddress + "': " + e.getMessage()); } diff --git a/src/main/java/eu/siacs/conversations/utils/FileUtils.java b/src/main/java/eu/siacs/conversations/utils/FileUtils.java index 1f2a71ca..18014894 100644 --- a/src/main/java/eu/siacs/conversations/utils/FileUtils.java +++ b/src/main/java/eu/siacs/conversations/utils/FileUtils.java @@ -17,6 +17,8 @@ import java.util.List; import de.thedevstack.conversationsplus.ConversationsPlusApplication; +import eu.siacs.conversations.entities.Transferable; + public final class FileUtils { /** @@ -160,6 +162,27 @@ public final class FileUtils { return "com.android.providers.media.documents".equals(uri.getAuthority()); } + public static String getRelevantExtension(String path) { + if (path == null || path.isEmpty()) { + return null; + } + + String filename = path.substring(path.lastIndexOf('/') + 1).toLowerCase(); + + final String lastPart = FileUtils.getLastExtension(filename); + + if (!lastPart.isEmpty()) { + // we want the real file extension, not the crypto one + final String secondToLastPart = FileUtils.getSecondToLastExtension(filename); + if (!secondToLastPart.isEmpty() && Transferable.VALID_CRYPTO_EXTENSIONS.contains(lastPart)) { + return secondToLastPart; + } else { + return lastPart; + } + } + return null; + } + /** * @param filename The filename to extract extension from * @return last extension or empty string |