diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/operations/MimeParsingOperation.java')
| -rw-r--r-- | OpenKeychain/src/main/java/org/sufficientlysecure/keychain/operations/MimeParsingOperation.java | 360 |
1 files changed, 0 insertions, 360 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/operations/MimeParsingOperation.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/operations/MimeParsingOperation.java deleted file mode 100644 index c7ebbf5fd..000000000 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/operations/MimeParsingOperation.java +++ /dev/null @@ -1,360 +0,0 @@ -/* - * Copyright (C) 2015 Dominik Schürmann <dominik@dominikschuermann.de> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -package org.sufficientlysecure.keychain.operations; - -import android.content.Context; -import android.net.Uri; -import android.support.annotation.NonNull; - -import org.apache.james.mime4j.dom.BinaryBody; -import org.apache.james.mime4j.dom.Body; -import org.apache.james.mime4j.dom.Entity; -import org.apache.james.mime4j.dom.Message; -import org.apache.james.mime4j.dom.MessageBuilder; -import org.apache.james.mime4j.dom.Multipart; -import org.apache.james.mime4j.dom.TextBody; -import org.apache.james.mime4j.dom.address.Mailbox; -import org.apache.james.mime4j.dom.address.MailboxList; -import org.apache.james.mime4j.dom.field.AddressListField; -import org.apache.james.mime4j.dom.field.ContentTypeField; -import org.apache.james.mime4j.dom.field.DateTimeField; -import org.apache.james.mime4j.dom.field.UnstructuredField; -import org.apache.james.mime4j.field.address.AddressFormatter; -import org.apache.james.mime4j.message.BodyPart; -import org.apache.james.mime4j.message.DefaultMessageBuilder; -import org.apache.james.mime4j.message.MessageImpl; -import org.apache.james.mime4j.stream.Field; -import org.sufficientlysecure.keychain.Constants; -import org.sufficientlysecure.keychain.operations.results.MimeParsingResult; -import org.sufficientlysecure.keychain.operations.results.OperationResult; -import org.sufficientlysecure.keychain.pgp.Progressable; -import org.sufficientlysecure.keychain.provider.ProviderHelper; -import org.sufficientlysecure.keychain.provider.TemporaryStorageProvider; -import org.sufficientlysecure.keychain.service.MimeParsingParcel; -import org.sufficientlysecure.keychain.service.input.CryptoInputParcel; -import org.sufficientlysecure.keychain.util.Log; - -import java.io.FileNotFoundException; -import java.io.IOException; -import java.io.InputStream; -import java.io.OutputStream; -import java.io.Reader; -import java.util.ArrayList; -import java.util.Date; -import java.util.Map; - -public class MimeParsingOperation extends BaseOperation<MimeParsingParcel> { - - public ArrayList<Uri> mTempUris; - - public MimeParsingOperation(Context context, ProviderHelper providerHelper, Progressable progressable) { - super(context, providerHelper, progressable); - } - - @NonNull - @Override - public MimeParsingResult execute(MimeParsingParcel parcel, - CryptoInputParcel cryptoInputParcel) { - OperationResult.OperationLog log = new OperationResult.OperationLog(); - - log.add(OperationResult.LogType.MSG_MIME_PARSING, 0); - - mTempUris = new ArrayList<>(); - - try { - InputStream in = mContext.getContentResolver().openInputStream(parcel.getInputUri()); - - final MessageBuilder builder = new DefaultMessageBuilder(); - final Message message = builder.parseMessage(in); - - SimpleTreeNode root = createNode(message); - - traverseTree(root); - - log.add(OperationResult.LogType.MSG_MIME_PARSING_SUCCESS, 1); - - } catch (Exception e) { - Log.e(Constants.TAG, "Mime parsing error", e); - log.add(OperationResult.LogType.MSG_MIME_PARSING_ERROR, 1); - } - - return new MimeParsingResult(MimeParsingResult.RESULT_OK, log, - mTempUris); - } - - private void traverseTree(SimpleTreeNode node) { - if (node.isLeaf()) { - parseAndSaveAsUris(node); - return; - } - - for (SimpleTreeNode child : node.children) { - traverseTree(child); - } - } - - - /** - * Wraps an Object and associates it with a text. All message parts - * (headers, bodies, multiparts, body parts) will be wrapped in - * ObjectWrapper instances before they are added to the JTree instance. - */ - public static class ObjectWrapper { - private String text = ""; - private Object object = null; - - public ObjectWrapper(String text, Object object) { - this.text = text; - this.object = object; - } - - @Override - public String toString() { - return text; - } - - public Object getObject() { - return object; - } - } - -// /** -// * Create a node given a Multipart body. -// * Add the Preamble, all Body parts and the Epilogue to the node. -// * -// * @return the root node of the tree. -// */ -// private DefaultMutableTreeNode createNode(Header header) { -// DefaultMutableTreeNode node = new DefaultMutableTreeNode( -// new ObjectWrapper("Header", header)); -// -// for (Field field : header.getFields()) { -// String name = field.getName(); -// -// node.add(new DefaultMutableTreeNode(new ObjectWrapper(name, field))); -// } -// -// return node; -// } - - /** - * Create a node given a Multipart body. - * Add the Preamble, all Body parts and the Epilogue to the node. - * - * @param multipart the Multipart. - * @return the root node of the tree. - */ - private SimpleTreeNode createNode(Multipart multipart) { - SimpleTreeNode node = new SimpleTreeNode( - new ObjectWrapper("Multipart", multipart)); - -// node.add(new DefaultMutableTreeNode( -// new ObjectWrapper("Preamble", multipart.getPreamble()))); - for (Entity part : multipart.getBodyParts()) { - node.add(createNode(part)); - } -// node.add(new DefaultMutableTreeNode( -// new ObjectWrapper("Epilogue", multipart.getEpilogue()))); - - return node; - } - - /** - * Creates the tree nodes given a MIME entity (either a Message or - * a BodyPart). - * - * @param entity the entity. - * @return the root node of the tree displaying the specified entity and - * its children. - */ - private SimpleTreeNode createNode(Entity entity) { - - /* - * Create the root node for the entity. It's either a - * Message or a Body part. - */ - String type = "Message"; - if (entity instanceof BodyPart) { - type = "Body part"; - } - SimpleTreeNode node = new SimpleTreeNode( - new ObjectWrapper(type, entity)); - - /* - * Add the node encapsulating the entity Header. - */ -// node.add(createNode(entity.getHeader())); - - Body body = entity.getBody(); - - if (body instanceof Multipart) { - /* - * The body of the entity is a Multipart. - */ - - node.add(createNode((Multipart) body)); - } else if (body instanceof MessageImpl) { - /* - * The body is another Message. - */ - - node.add(createNode((MessageImpl) body)); - - } else { - /* - * Discrete Body (either of type TextBody or BinaryBody). - */ - type = "Text body"; - if (body instanceof BinaryBody) { - type = "Binary body"; - } - - type += " (" + entity.getMimeType() + ")"; - node.add(new SimpleTreeNode(new ObjectWrapper(type, body))); - - } - - return node; - } - - public void parseAndSaveAsUris(SimpleTreeNode node) { - Object o = ((ObjectWrapper) node.getUserObject()).getObject(); - - if (o instanceof TextBody) { - /* - * A text body. Display its contents. - */ - TextBody body = (TextBody) o; - StringBuilder sb = new StringBuilder(); - try { - Reader r = body.getReader(); - int c; - while ((c = r.read()) != -1) { - sb.append((char) c); - } - } catch (IOException ex) { - ex.printStackTrace(); - } - Log.d(Constants.TAG, "text: " + sb.toString()); -// textView.setText(sb.toString()); - - Uri tempUri = null; - try { - tempUri = TemporaryStorageProvider.createFile(mContext, "text", "text/plain"); - OutputStream outStream = mContext.getContentResolver().openOutputStream(tempUri); - body.writeTo(outStream); - outStream.close(); - } catch (IOException e) { - Log.e(Constants.TAG, "error mime parsing", e); - } - - mTempUris.add(tempUri); - - } else if (o instanceof BinaryBody) { - /* - * A binary body. Display its MIME type and length in bytes. - */ - BinaryBody body = (BinaryBody) o; - int size = 0; - try { - InputStream is = body.getInputStream(); - while ((is.read()) != -1) { - size++; - } - } catch (IOException ex) { - ex.printStackTrace(); - } - Log.d(Constants.TAG, "Binary body\n" - + "MIME type: " - + body.getParent().getMimeType() + "\n" - + "Size of decoded data: " + size + " bytes"); - - } else if (o instanceof ContentTypeField) { - /* - * Content-Type field. - */ - ContentTypeField field = (ContentTypeField) o; - StringBuilder sb = new StringBuilder(); - sb.append("MIME type: ").append(field.getMimeType()).append("\n"); - for (Map.Entry<String, String> entry : field.getParameters().entrySet()) { - sb.append(entry.getKey()).append(" = ").append(entry.getValue()).append("\n"); - } - Log.d(Constants.TAG, sb.toString()); - - } else if (o instanceof AddressListField) { - /* - * An address field (From, To, Cc, etc) - */ - AddressListField field = (AddressListField) o; - MailboxList list = field.getAddressList().flatten(); - StringBuilder sb = new StringBuilder(); - for (Mailbox mailbox : list) { - sb.append(AddressFormatter.DEFAULT.format(mailbox, false)).append("\n"); - } - Log.d(Constants.TAG, sb.toString()); - - } else if (o instanceof DateTimeField) { - Date date = ((DateTimeField) o).getDate(); - Log.d(Constants.TAG, date.toString()); - } else if (o instanceof UnstructuredField) { - Log.d(Constants.TAG, ((UnstructuredField) o).getValue()); - } else if (o instanceof Field) { - Log.d(Constants.TAG, ((Field) o).getBody()); - } else { - /* - * The Object should be a Header or a String containing a - * Preamble or Epilogue. - */ - Log.d(Constants.TAG, o.toString()); - } - } - - public class SimpleTreeNode { - private SimpleTreeNode parent; - private Object userObject; - private ArrayList<SimpleTreeNode> children; - - protected SimpleTreeNode(Object userObject) { - this.parent = null; - this.userObject = userObject; - this.children = new ArrayList<>(); - } - - protected Object getUserObject() { - return userObject; - } - - protected void setUserObject(Object userObject) { - this.userObject = userObject; - } - - public void add(SimpleTreeNode newChild) { - newChild.parent = this; - children.add(newChild); - } - - public SimpleTreeNode getParent() { - return parent; - } - - public boolean isLeaf() { - return children.isEmpty(); - } - - } -} |