| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.tika.detect.zip; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.regex.Pattern; |
| |
| import org.apache.tika.mime.MediaType; |
| |
| abstract class ZipContainerDetectorBase { |
| |
| |
| /** |
| * To be considered as an IPA file, it needs to match all of these |
| */ |
| private static HashSet<Pattern> ipaEntryPatterns = new HashSet<Pattern>() { |
| private static final long serialVersionUID = 6545295886322115362L; |
| |
| { |
| add(Pattern.compile("^Payload/$")); |
| add(Pattern.compile("^Payload/.*\\.app/$")); |
| add(Pattern.compile("^Payload/.*\\.app/_CodeSignature/$")); |
| add(Pattern.compile("^Payload/.*\\.app/_CodeSignature/CodeResources$")); |
| add(Pattern.compile("^Payload/.*\\.app/Info\\.plist$")); |
| add(Pattern.compile("^Payload/.*\\.app/PkgInfo$")); |
| } |
| }; |
| |
| static MediaType detectJar(Set<String> entryNames) { |
| if (entryNames.contains("META-INF/MANIFEST.MF")) { |
| // It's a Jar file, or something based on Jar |
| |
| // Is it an Android APK? |
| if (entryNames.contains("AndroidManifest.xml")) { |
| return MediaType.application("vnd.android.package-archive"); |
| } |
| |
| // Check for WAR and EAR |
| if (entryNames.contains("WEB-INF/")) { |
| return MediaType.application("x-tika-java-web-archive"); |
| } |
| if (entryNames.contains("META-INF/application.xml")) { |
| return MediaType.application("x-tika-java-enterprise-archive"); |
| } |
| |
| // Looks like a regular Jar Archive |
| return MediaType.application("java-archive"); |
| } else { |
| // Some Android APKs miss the default Manifest |
| if (entryNames.contains("AndroidManifest.xml")) { |
| return MediaType.application("vnd.android.package-archive"); |
| } |
| |
| return null; |
| } |
| } |
| |
| static MediaType detectKmz(Set<String> entryFileNames) { |
| //look for a single kml at the main level |
| boolean kmlFound = false; |
| for (String entryFileName : entryFileNames) { |
| if (entryFileName.indexOf('/') != -1 || entryFileName.indexOf('\\') != -1) { |
| continue; |
| } |
| if (entryFileName.endsWith(".kml") && !kmlFound) { |
| kmlFound = true; |
| } else { |
| return null; |
| } |
| } |
| if (kmlFound) { |
| } |
| return null; |
| } |
| |
| @SuppressWarnings("unchecked") |
| static MediaType detectIpa(Set<String> entryNames) { |
| // Note - consider generalising this logic, if another format needs many regexp matching |
| Set<Pattern> tmpPatterns = (Set<Pattern>) ipaEntryPatterns.clone(); |
| |
| for (String entryName : entryNames) { |
| tmpPatterns.removeIf(pattern -> pattern.matcher(entryName).matches()); |
| if (tmpPatterns.isEmpty()) { |
| // We've found everything we need to find |
| return MediaType.application("x-itunes-ipa"); |
| } |
| |
| } |
| return null; |
| } |
| |
| |
| } |