| /* |
| * 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.oodt.cas.pushpull.filerestrictions.parsers; |
| |
| //OODT imports |
| import org.apache.oodt.cas.metadata.Metadata; |
| import org.apache.oodt.cas.pushpull.filerestrictions.Parser; |
| import org.apache.oodt.cas.pushpull.filerestrictions.VirtualFile; |
| import org.apache.oodt.cas.pushpull.filerestrictions.VirtualFileStructure; |
| import org.apache.oodt.cas.pushpull.protocol.RemoteSite; |
| import org.apache.oodt.cas.pushpull.exceptions.ParserException; |
| |
| |
| //JDK imports |
| import java.io.FileInputStream; |
| import java.net.URL; |
| import java.util.Scanner; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| /** |
| * |
| * @author bfoster |
| * @version $Revision$ |
| * |
| * <p>Describe your class here</p>. |
| */ |
| public class ClassNoaaEmailParser implements Parser { |
| |
| public ClassNoaaEmailParser() {} |
| |
| public VirtualFileStructure parse(FileInputStream emailFile, Metadata metadata) |
| throws ParserException { |
| try { |
| VirtualFile root = VirtualFile.createRootDir(); |
| Scanner s = new Scanner(emailFile); |
| StringBuffer sb = new StringBuffer(""); |
| while (s.hasNextLine()) |
| sb.append(s.nextLine() + "\n"); |
| |
| if (!validEmail(sb.toString())) |
| throw new ParserException( |
| "Email not a IASI data processed notification email"); |
| |
| Pattern cdPattern = Pattern.compile("\\s*cd\\s{1,}.{1,}?(?:\\s|$)"); |
| Matcher cdMatcher = cdPattern.matcher(sb); |
| Pattern getPattern = Pattern.compile("\\s*get\\s{1,}.{1,}?(?:\\s|$)"); |
| Matcher getMatcher = getPattern.matcher(sb); |
| |
| VirtualFile vf = null; |
| while (cdMatcher.find() && getMatcher.find()) { |
| String cdCommand = sb.substring(cdMatcher.start(), cdMatcher.end()); |
| String directory = cdCommand.trim().split(" ")[1]; |
| |
| vf = new VirtualFile(root, directory, true); |
| vf.setNoDirs(true); |
| |
| String getCommand = sb.substring(getMatcher.start(), getMatcher.end()); |
| String file = getCommand.trim().split(" ")[1]; |
| |
| if (file.endsWith("*")) { |
| vf.addChild(new VirtualFile(file.substring(0, |
| file.length() - 1), false)); |
| vf.addChild(new VirtualFile(file.substring(0, |
| file.length() - 1) |
| + ".sig", false)); |
| } else { |
| vf.addChild(new VirtualFile(file, false)); |
| } |
| } |
| |
| Pattern ftpPattern = Pattern.compile("\\sftp\\..*?\\s"); |
| Matcher ftpMatcher = ftpPattern.matcher(sb); |
| RemoteSite remoteSite = null; |
| if (ftpMatcher.find()) { |
| String ftpSite = sb.substring(ftpMatcher.start(), ftpMatcher.end()).trim(); |
| remoteSite = new RemoteSite(null, new URL("ftp://" |
| + ftpSite), "anonymous", System |
| .getenv("user.name") |
| + "@jpl.nasa.gov"); |
| } |
| |
| return new VirtualFileStructure(remoteSite, "/", root); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| throw new ParserException("Failed to parse IASI email : " |
| + e.getMessage()); |
| } |
| } |
| |
| private boolean validEmail(String email) { |
| String[] containsStrings = (System.getProperties() |
| .getProperty("org.apache.oodt.cas.pushpull.filerestrictions.parsers.class.noaa.email.parser.contains.exprs") |
| + ",").split(","); |
| for (String containsString : containsStrings) |
| if (!email.contains(containsString)) |
| return false; |
| return true; |
| } |
| } |