From 34fcdda53fa8ae1174909b62860534d2d874eb72 Mon Sep 17 00:00:00 2001 From: steckbrief Date: Thu, 29 Sep 2016 11:57:16 +0200 Subject: Implements FS#235: Deletion of remote files uploaded via httpupload --- .../conversationsplus/utils/FileUtils.java | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'src/main/java/de/thedevstack/conversationsplus/utils/FileUtils.java') diff --git a/src/main/java/de/thedevstack/conversationsplus/utils/FileUtils.java b/src/main/java/de/thedevstack/conversationsplus/utils/FileUtils.java index 3ee15f70..ce289968 100644 --- a/src/main/java/de/thedevstack/conversationsplus/utils/FileUtils.java +++ b/src/main/java/de/thedevstack/conversationsplus/utils/FileUtils.java @@ -16,6 +16,7 @@ import java.io.File; import java.util.List; import de.thedevstack.conversationsplus.ConversationsPlusApplication; +import de.thedevstack.conversationsplus.entities.Transferable; public final class FileUtils { @@ -160,6 +161,27 @@ 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 -- cgit v1.2.3