diff options
Diffstat (limited to 'src/main/java/eu/siacs/conversations/entities/Message.java')
| -rw-r--r-- | src/main/java/eu/siacs/conversations/entities/Message.java | 248 |
1 files changed, 154 insertions, 94 deletions
diff --git a/src/main/java/eu/siacs/conversations/entities/Message.java b/src/main/java/eu/siacs/conversations/entities/Message.java index a63d033d..28ef89df 100644 --- a/src/main/java/eu/siacs/conversations/entities/Message.java +++ b/src/main/java/eu/siacs/conversations/entities/Message.java @@ -9,6 +9,7 @@ import java.util.Arrays; import eu.siacs.conversations.Config; import eu.siacs.conversations.utils.GeoHelper; +import eu.siacs.conversations.utils.MimeUtils; import eu.siacs.conversations.utils.UIHelper; import eu.siacs.conversations.xmpp.jid.InvalidJidException; import eu.siacs.conversations.xmpp.jid.Jid; @@ -69,7 +70,7 @@ public class Message extends AbstractEntity { protected String remoteMsgId = null; protected String serverMsgId = null; protected Conversation conversation = null; - protected Downloadable downloadable = null; + protected Transferable transferable = null; private Message mNextMessage = null; private Message mPreviousMessage = null; @@ -307,12 +308,12 @@ public class Message extends AbstractEntity { this.trueCounterpart = trueCounterpart; } - public Downloadable getDownloadable() { - return this.downloadable; + public Transferable getTransferable() { + return this.transferable; } - public void setDownloadable(Downloadable downloadable) { - this.downloadable = downloadable; + public void setTransferable(Transferable transferable) { + this.transferable = transferable; } public boolean equals(Message message) { @@ -363,8 +364,8 @@ public class Message extends AbstractEntity { public boolean mergeable(final Message message) { return message != null && (message.getType() == Message.TYPE_TEXT && - this.getDownloadable() == null && - message.getDownloadable() == null && + this.getTransferable() == null && + message.getTransferable() == null && message.getEncryption() != Message.ENCRYPTION_PGP && this.getType() == message.getType() && //this.getStatus() == message.getStatus() && @@ -375,8 +376,8 @@ public class Message extends AbstractEntity { (message.getTimeSent() - this.getTimeSent()) <= (Config.MESSAGE_MERGE_WINDOW * 1000) && !GeoHelper.isGeoUri(message.getBody()) && !GeoHelper.isGeoUri(this.body) && - !message.bodyContainsDownloadable() && - !this.bodyContainsDownloadable() && + message.treatAsDownloadable() == Decision.NEVER && + this.treatAsDownloadable() == Decision.NEVER && !message.getBody().startsWith(ME_COMMAND) && !this.getBody().startsWith(ME_COMMAND) && !this.bodyIsHeart() && @@ -434,48 +435,97 @@ public class Message extends AbstractEntity { return (status > STATUS_RECEIVED || (contact != null && contact.trusted())); } - public boolean bodyContainsDownloadable() { - /** - * there are a few cases where spaces result in an unwanted behavior, e.g. - * "http://example.com/image.jpg text that will not be shown /abc.png" - * or more than one image link in one message. - */ - if (body.trim().contains(" ")) { + public boolean fixCounterpart() { + Presences presences = conversation.getContact().getPresences(); + if (counterpart != null && presences.has(counterpart.getResourcepart())) { + return true; + } else if (presences.size() >= 1) { + try { + counterpart = Jid.fromParts(conversation.getJid().getLocalpart(), + conversation.getJid().getDomainpart(), + presences.asStringArray()[0]); + return true; + } catch (InvalidJidException e) { + counterpart = null; + return false; + } + } else { + counterpart = null; return false; } + } + + public enum Decision { + MUST, + SHOULD, + NEVER, + } + + private static String extractRelevantExtension(URL url) { + String path = url.getPath(); + if (path == null || path.isEmpty()) { + return null; + } + String filename = path.substring(path.lastIndexOf('/') + 1).toLowerCase(); + String[] extensionParts = filename.split("\\."); + if (extensionParts.length == 2) { + return extensionParts[extensionParts.length - 1]; + } else if (extensionParts.length == 3 && Arrays + .asList(Transferable.VALID_CRYPTO_EXTENSIONS) + .contains(extensionParts[extensionParts.length - 1])) { + return extensionParts[extensionParts.length -2]; + } + return null; + } + + public String getMimeType() { + if (relativeFilePath != null) { + int start = relativeFilePath.lastIndexOf('.') + 1; + if (start < relativeFilePath.length()) { + return MimeUtils.guessMimeTypeFromExtension(relativeFilePath.substring(start)); + } else { + return null; + } + } else { + try { + return MimeUtils.guessMimeTypeFromExtension(extractRelevantExtension(new URL(body.trim()))); + } catch (MalformedURLException e) { + return null; + } + } + } + + public Decision treatAsDownloadable() { + if (body.trim().contains(" ")) { + return Decision.NEVER; + } try { URL url = new URL(body); - if (!url.getProtocol().equalsIgnoreCase("http") - && !url.getProtocol().equalsIgnoreCase("https")) { - return false; + if (!url.getProtocol().equalsIgnoreCase("http") && !url.getProtocol().equalsIgnoreCase("https")) { + return Decision.NEVER; } - - String sUrlPath = url.getPath(); - if (sUrlPath == null || sUrlPath.isEmpty()) { - return false; + String extension = extractRelevantExtension(url); + if (extension == null) { + return Decision.NEVER; } + String ref = url.getRef(); + boolean encrypted = ref != null && ref.matches("([A-Fa-f0-9]{2}){48}"); - int iSlashIndex = sUrlPath.lastIndexOf('/') + 1; - - String sLastUrlPath = sUrlPath.substring(iSlashIndex).toLowerCase(); - - String[] extensionParts = sLastUrlPath.split("\\."); - if (extensionParts.length == 2 - && Arrays.asList(Downloadable.VALID_IMAGE_EXTENSIONS).contains( - extensionParts[extensionParts.length - 1])) { - return true; - } else if (extensionParts.length == 3 - && Arrays - .asList(Downloadable.VALID_CRYPTO_EXTENSIONS) - .contains(extensionParts[extensionParts.length - 1]) - && Arrays.asList(Downloadable.VALID_IMAGE_EXTENSIONS).contains( - extensionParts[extensionParts.length - 2])) { - return true; + if (encrypted) { + if (MimeUtils.guessMimeTypeFromExtension(extension) != null) { + return Decision.MUST; + } else { + return Decision.NEVER; + } + } else if (Arrays.asList(Transferable.VALID_IMAGE_EXTENSIONS).contains(extension) + || Arrays.asList(Transferable.WELL_KNOWN_EXTENSIONS).contains(extension)) { + return Decision.SHOULD; } else { - return false; + return Decision.NEVER; } + } catch (MalformedURLException e) { - return false; + return Decision.NEVER; } } @@ -483,74 +533,77 @@ public class Message extends AbstractEntity { return body != null && UIHelper.HEARTS.contains(body.trim()); } - public ImageParams getImageParams() { - ImageParams params = getLegacyImageParams(); + public FileParams getFileParams() { + FileParams params = getLegacyFileParams(); if (params != null) { return params; } - params = new ImageParams(); - if (this.downloadable != null) { - params.size = this.downloadable.getFileSize(); + params = new FileParams(); + if (this.transferable != null) { + params.size = this.transferable.getFileSize(); } if (body == null) { return params; } String parts[] = body.split("\\|"); - if (parts.length == 1) { - try { - params.size = Long.parseLong(parts[0]); - } catch (NumberFormatException e) { - params.origin = parts[0]; + switch (parts.length) { + case 1: + try { + params.size = Long.parseLong(parts[0]); + } catch (NumberFormatException e) { + try { + params.url = new URL(parts[0]); + } catch (MalformedURLException e1) { + params.url = null; + } + } + break; + case 2: + case 4: try { params.url = new URL(parts[0]); } catch (MalformedURLException e1) { params.url = null; } - } - } else if (parts.length == 3) { - try { - params.size = Long.parseLong(parts[0]); - } catch (NumberFormatException e) { - params.size = 0; - } - try { - params.width = Integer.parseInt(parts[1]); - } catch (NumberFormatException e) { - params.width = 0; - } - try { - params.height = Integer.parseInt(parts[2]); - } catch (NumberFormatException e) { - params.height = 0; - } - } else if (parts.length == 4) { - params.origin = parts[0]; - try { - params.url = new URL(parts[0]); - } catch (MalformedURLException e1) { - params.url = null; - } - try { - params.size = Long.parseLong(parts[1]); - } catch (NumberFormatException e) { - params.size = 0; - } - try { - params.width = Integer.parseInt(parts[2]); - } catch (NumberFormatException e) { - params.width = 0; - } - try { - params.height = Integer.parseInt(parts[3]); - } catch (NumberFormatException e) { - params.height = 0; - } + try { + params.size = Long.parseLong(parts[1]); + } catch (NumberFormatException e) { + params.size = 0; + } + try { + params.width = Integer.parseInt(parts[2]); + } catch (NumberFormatException | ArrayIndexOutOfBoundsException e) { + params.width = 0; + } + try { + params.height = Integer.parseInt(parts[3]); + } catch (NumberFormatException | ArrayIndexOutOfBoundsException e) { + params.height = 0; + } + break; + case 3: + try { + params.size = Long.parseLong(parts[0]); + } catch (NumberFormatException e) { + params.size = 0; + } + try { + params.width = Integer.parseInt(parts[1]); + } catch (NumberFormatException e) { + params.width = 0; + } + try { + params.height = Integer.parseInt(parts[2]); + } catch (NumberFormatException e) { + params.height = 0; + } + break; } return params; } - public ImageParams getLegacyImageParams() { - ImageParams params = new ImageParams(); + public FileParams getLegacyFileParams() { + FileParams params = new FileParams(); if (body == null) { return params; } @@ -586,11 +639,18 @@ public class Message extends AbstractEntity { return type == TYPE_FILE || type == TYPE_IMAGE; } - public class ImageParams { + public boolean hasFileOnRemoteHost() { + return isFileOrImage() && getFileParams().url != null; + } + + public boolean needsUploading() { + return isFileOrImage() && getFileParams().url == null; + } + + public class FileParams { public URL url; public long size = 0; public int width = 0; public int height = 0; - public String origin; } } |