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Restructure (http) file provider flow: Separate download&get_info, download in provider, move XmppStreamModule into xmpp-vala

This commit is contained in:
fiaxh 2018-11-14 18:17:10 +01:00
parent d9cbf571b0
commit 2208ff9799
10 changed files with 151 additions and 124 deletions
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8
libdino/src/entity/file_transfer.vala
View File

@ -18,6 +18,12 @@ public class FileTransfer : Object {
public Account account { get; set; }
public Jid counterpart { get; set; }
public Jid ourpart { get; set; }
public Jid? from {
get { return direction == DIRECTION_SENT ? ourpart : counterpart; }
}
public Jid? to {
get { return direction == DIRECTION_SENT ? counterpart : ourpart; }
}
public bool direction { get; set; }
public DateTime time { get; set; }
public DateTime? local_time { get; set; }
@ -47,7 +53,7 @@ public class FileTransfer : Object {
set { server_file_name_ = value; }
}
public string path { get; set; }
public string mime_type { get; set; }
public string? mime_type { get; set; }
public int size { get; set; }
public State state { get; set; }

24
libdino/src/service/file_manager.vala
View File

@ -16,7 +16,7 @@ public class FileManager : StreamInteractionModule, Object {
private StreamInteractor stream_interactor;
private Database db;
private Gee.List<FileSender> file_senders = new ArrayList<FileSender>();
private Gee.List<IncommingFileProcessor> incomming_processors = new ArrayList<IncommingFileProcessor>();
public Gee.List<IncommingFileProcessor> incomming_processors = new ArrayList<IncommingFileProcessor>();
private Gee.List<OutgoingFileProcessor> outgoing_processors = new ArrayList<OutgoingFileProcessor>();
public static void start(StreamInteractor stream_interactor, Database db) {
@ -116,7 +116,7 @@ public class FileManager : StreamInteractionModule, Object {
}
public void add_provider(FileProvider file_provider) {
file_provider.file_incoming.connect(handle_incomming_file);
file_provider.file_incoming.connect((file_transfer, conversation) => { handle_incomming_file.begin(file_provider, file_transfer, conversation); });
}
public void add_sender(FileSender file_sender) {
@ -134,13 +134,18 @@ public class FileManager : StreamInteractionModule, Object {
outgoing_processors.add(processor);
}
private void handle_incomming_file(FileTransfer file_transfer, Conversation conversation) {
foreach (IncommingFileProcessor processor in incomming_processors) {
if (processor.can_process(file_transfer)) {
processor.process(file_transfer);
}
}
save_file(file_transfer);
public bool is_sender_trustworthy(FileTransfer file_transfer, Conversation conversation) {
Jid relevant_jid = stream_interactor.get_module(MucManager.IDENTITY).get_real_jid(file_transfer.from, conversation.account) ?? conversation.counterpart;
bool in_roster = stream_interactor.get_module(RosterManager.IDENTITY).get_roster_item(conversation.account, relevant_jid) != null;
return file_transfer.direction == FileTransfer.DIRECTION_SENT || in_roster;
}
private async void handle_incomming_file(FileProvider file_provider, FileTransfer file_transfer, Conversation conversation) {
if (!is_sender_trustworthy(file_transfer, conversation)) return;
string filename = Random.next_int().to_string("%x") + "_" + file_transfer.file_name;
File file = File.new_for_path(Path.build_filename(get_storage_dir(), filename));
yield file_provider.download(file_transfer, file);
try {
FileInfo file_info = file_transfer.get_file().query_info("*", FileQueryInfoFlags.NONE);
@ -170,6 +175,7 @@ public class FileManager : StreamInteractionModule, Object {
public interface FileProvider : Object {
public signal void file_incoming(FileTransfer file_transfer, Conversation conversation);
public abstract async void download(FileTransfer file_transfer, File file);
}
public interface FileSender : Object {

1
libdino/src/service/module_manager.vala
View File

@ -77,6 +77,7 @@ public class ModuleManager {
module_map[account].add(new Xep.DelayedDelivery.Module());
module_map[account].add(new StreamError.Module());
module_map[account].add(new Xep.InBandRegistration.Module());
module_map[account].add(new Xep.HttpFileUpload.Module());
initialize_account_modules(account, module_map[account]);
}
}

1
plugins/http-files/CMakeLists.txt
View File

@ -13,7 +13,6 @@ SOURCES
src/manager.vala
src/plugin.vala
src/register_plugin.vala
src/upload_stream_module.vala
CUSTOM_VAPIS
${CMAKE_BINARY_DIR}/exports/xmpp-vala.vapi
${CMAKE_BINARY_DIR}/exports/dino.vapi

144
plugins/http-files/src/file_provider.vala
View File

@ -10,12 +10,14 @@ public class FileProvider : Dino.FileProvider, Object {
public string id { get { return "http"; } }
private StreamInteractor stream_interactor;
private Dino.Database dino_db;
private Regex url_regex;
private Gee.List<string> ignore_once = new ArrayList<string>();
public FileProvider(StreamInteractor stream_interactor, Dino.Database dino_db) {
this.stream_interactor = stream_interactor;
this.dino_db = dino_db;
this.url_regex = new Regex("""^(?i)\b((?:[a-z][\w-]+:(?:\/{1,3}|[a-z0-9%])|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,4}\/)(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?«»“”‘’]))$""");
stream_interactor.get_module(MessageProcessor.IDENTITY).received_pipeline.connect(new ReceivedMessageListener(this));
@ -39,77 +41,91 @@ public class FileProvider : Dino.FileProvider, Object {
}
public override async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation) {
if (!outer.url_regex.match(message.body)) return false;
Jid relevant_jid = stream_interactor.get_module(MucManager.IDENTITY).get_real_jid(message.from, conversation.account) ?? conversation.counterpart;
bool in_roster = stream_interactor.get_module(RosterManager.IDENTITY).get_roster_item(conversation.account, relevant_jid) != null;
if (message.direction == Message.DIRECTION_RECEIVED && !in_roster) return false;
string? oob_url = Xmpp.Xep.OutOfBandData.get_url_from_message(message.stanza);
if (oob_url != null && oob_url == message.body) {
yield outer.download_url(message, conversation);
if (outer.url_regex.match(message.body)) {
string? oob_url = Xmpp.Xep.OutOfBandData.get_url_from_message(message.stanza);
if (oob_url != null && oob_url == message.body) {
outer.on_file_message(message, conversation);
}
}
return false;
}
}
private async bool download_url(Message message, Conversation conversation) {
bool success = false;
var session = new Soup.Session();
var head_message = new Soup.Message("HEAD", message.body);
if (head_message != null) {
SourceFunc callback = download_url.callback;
session.send_async.begin(head_message, null, (obj, res) => {
string? content_type = null, content_length = null;
print(message.body + ":\n");
head_message.response_headers.foreach((name, val) => {
print(name + " " + val + "\n");
if (name == "Content-Type") content_type = val;
if (name == "Content-Length") content_length = val;
});
if (content_length != null && int.parse(content_length) < 5000000) {
FileTransfer file_transfer = new FileTransfer();
try {
Soup.Request request = session.request(message.body);
request.send_async.begin(null, (obj, res) => {
try {
file_transfer.input_stream = request.send_async.end(res);
} catch (Error e) {
Idle.add((owned)callback);
return;
}
file_transfer.account = conversation.account;
file_transfer.counterpart = message.counterpart;
file_transfer.ourpart = message.ourpart;
file_transfer.encryption = Encryption.NONE;
file_transfer.time = message.time;
file_transfer.local_time = message.local_time;
file_transfer.direction = message.direction;
file_transfer.file_name = message.body.substring(message.body.last_index_of("/") + 1);
file_transfer.mime_type = content_type;
file_transfer.size = int.parse(content_length);
file_transfer.state = FileTransfer.State.NOT_STARTED;
file_transfer.provider = 0;
file_transfer.info = message.id.to_string();
file_incoming(file_transfer, conversation);
private async void on_file_message(Entities.Message message, Conversation conversation) {
FileTransfer file_transfer = new FileTransfer();
file_transfer.account = conversation.account;
file_transfer.counterpart = message.counterpart;
file_transfer.ourpart = message.ourpart;
file_transfer.encryption = Encryption.NONE;
file_transfer.time = message.time;
file_transfer.local_time = message.local_time;
file_transfer.direction = message.direction;
file_transfer.file_name = message.body.substring(message.body.last_index_of("/") + 1);
file_transfer.mime_type = null;
file_transfer.size = -1;
file_transfer.state = FileTransfer.State.NOT_STARTED;
file_transfer.provider = 0;
file_transfer.info = message.id.to_string();
ContentItem? content_item = stream_interactor.get_module(ContentItemStore.IDENTITY).get_item(conversation, 1, message.id);
if (content_item != null) {
stream_interactor.get_module(ContentItemStore.IDENTITY).set_item_hide(content_item, true);
}
success = true;
Idle.add((owned)callback);
});
} catch (Error e) {
Idle.add((owned)callback);
}
} else {
Idle.add((owned)callback);
}
});
yield;
if (stream_interactor.get_module(FileManager.IDENTITY).is_sender_trustworthy(file_transfer, conversation)) {
ContentItem? content_item = stream_interactor.get_module(ContentItemStore.IDENTITY).get_item(conversation, 1, message.id);
if (content_item != null) {
stream_interactor.get_module(ContentItemStore.IDENTITY).set_item_hide(content_item, true);
}
yield get_meta_info(file_transfer);
file_incoming(file_transfer, conversation);
}
}
private async void get_meta_info(FileTransfer file_transfer) {
string url_body = dino_db.message.select({dino_db.message.body}).with(dino_db.message.id, "=", int.parse(file_transfer.info))[dino_db.message.body];
var session = new Soup.Session();
var head_message = new Soup.Message("HEAD", url_body);
if (head_message != null) {
SourceFunc callback = get_meta_info.callback;
yield session.send_async(head_message, null);
string? content_type = null, content_length = null;
print(url_body + ":\n");
head_message.response_headers.foreach((name, val) => {
print(name + " " + val + "\n");
if (name == "Content-Type") content_type = val;
if (name == "Content-Length") content_length = val;
});
file_transfer.mime_type = content_type;
file_transfer.size = int.parse(content_length);
}
}
public async void download(FileTransfer file_transfer, File file_) {
try {
File file = file_;
string url_body = dino_db.message.select({dino_db.message.body}).with(dino_db.message.id, "=", int.parse(file_transfer.info))[dino_db.message.body];
var session = new Soup.Session();
Soup.Request request = session.request(url_body);
file_transfer.input_stream = yield request.send_async(null);
foreach (IncommingFileProcessor processor in stream_interactor.get_module(FileManager.IDENTITY).incomming_processors) {
if (processor.can_process(file_transfer)) {
processor.process(file_transfer);
}
}
if (file_transfer.encryption == Encryption.PGP || file.get_path().has_suffix(".pgp")) {
file = File.new_for_path(file.get_path().substring(0, file.get_path().length - 4));
}
OutputStream os = file.create(FileCreateFlags.REPLACE_DESTINATION);
os.splice(file_transfer.input_stream, 0);
os.close();
file_transfer.path = file.get_basename();
file_transfer.input_stream = file.read();
file_transfer.state = FileTransfer.State.COMPLETE;
} catch (Error e) {
file_transfer.state = FileTransfer.State.FAILED;
}
return success;
}
}

40
plugins/http-files/src/manager.vala
View File

@ -29,10 +29,46 @@ public class Manager : StreamInteractionModule, FileSender, Object {
stream_interactor.get_module(MessageProcessor.IDENTITY).build_message_stanza.connect(check_add_oob);
}
public delegate void OnUploadOk(XmppStream stream, string url_down);
public delegate void OnError(XmppStream stream, string error);
public void upload(XmppStream stream, FileTransfer file_transfer, owned OnUploadOk listener, owned OnError error_listener) {
uint8[] buf = new uint8[256];
Array<uint8> data = new Array<uint8>(false, true, 0);
size_t len = -1;
do {
try {
len = file_transfer.input_stream.read(buf);
} catch (IOError error) {
error_listener(stream, @"HTTP upload: IOError reading stream: $(error.message)");
}
data.append_vals(buf, (uint) len);
} while(len > 0);
stream_interactor.module_manager.get_module(file_transfer.account, Xmpp.Xep.HttpFileUpload.Module.IDENTITY).request_slot(stream, file_transfer.server_file_name, (int) data.length, file_transfer.mime_type,
(stream, url_down, url_up) => {
Soup.Message message = new Soup.Message("PUT", url_up);
message.set_request(file_transfer.mime_type, Soup.MemoryUse.COPY, data.data);
Soup.Session session = new Soup.Session();
session.send_async.begin(message, null, (obj, res) => {
try {
session.send_async.end(res);
if (message.status_code >= 200 && message.status_code < 300) {
listener(stream, url_down);
} else {
error_listener(stream, "HTTP status code " + message.status_code.to_string());
}
} catch (Error e) {
error_listener(stream, e.message);
}
});
},
(stream, error) => error_listener(stream, error));
}
public void send_file(Conversation conversation, FileTransfer file_transfer) {
Xmpp.XmppStream? stream = stream_interactor.get_stream(file_transfer.account);
if (stream != null) {
stream_interactor.module_manager.get_module(file_transfer.account, UploadStreamModule.IDENTITY).upload(stream, file_transfer.input_stream, file_transfer.server_file_name, file_transfer.mime_type,
upload(stream, file_transfer,
(stream, url_down) => {
uploaded(file_transfer, url_down);
file_transfer.info = url_down;
@ -71,7 +107,7 @@ public class Manager : StreamInteractionModule, FileSender, Object {
}
private void on_stream_negotiated(Account account, XmppStream stream) {
stream_interactor.module_manager.get_module(account, UploadStreamModule.IDENTITY).feature_available.connect((stream, max_file_size) => {
stream_interactor.module_manager.get_module(account, Xmpp.Xep.HttpFileUpload.Module.IDENTITY).feature_available.connect((stream, max_file_size) => {
lock (max_file_sizes) {
max_file_sizes[account] = max_file_size;
}

4
plugins/http-files/src/plugin.vala
View File

@ -14,10 +14,6 @@ public class Plugin : RootInterface, Object {
file_provider = new FileProvider(app.stream_interactor, app.db);
app.stream_interactor.module_manager.initialize_account_modules.connect((account, list) => {
list.add(new UploadStreamModule());
});
app.stream_interactor.get_module(FileManager.IDENTITY).add_provider(file_provider);
app.stream_interactor.get_module(ContentItemStore.IDENTITY).add_filter(new FileMessageFilter(app.db));
}

1
plugins/openpgp/src/out_file_processor.vala
View File

@ -23,6 +23,7 @@ public class OutFileProcessor : OutgoingFileProcessor, Object {
file_transfer.encryption = Encryption.PGP;
file_transfer.server_file_name = Xmpp.random_uuid() + ".pgp";
} catch (Error e) {
warning(@"PGP file encryption error: $(e.message)\n");
file_transfer.state = FileTransfer.State.FAILED;
}
}

1
xmpp-vala/CMakeLists.txt
View File

@ -68,6 +68,7 @@ SOURCES
"src/module/xep/0280_message_carbons.vala"
"src/module/xep/0313_message_archive_management.vala"
"src/module/xep/0333_chat_markers.vala"
"src/module/xep/0363_http_file_upload.vala"
"src/module/xep/0368_srv_records_tls.vala"
"src/module/xep/0380_explicit_encryption.vala"
"src/module/xep/pixbuf_storage.vala"

51
plugins/http-files/src/upload_stream_module.vala → xmpp-vala/src/module/xep/0363_http_file_upload.vala
View File

@ -2,55 +2,20 @@ using Xmpp;
using Xmpp;
using Xmpp.Xep;
namespace Dino.Plugins.HttpFiles {
namespace Xmpp.Xep.HttpFileUpload {
private const string NS_URI = "urn:xmpp:http:upload";
private const string NS_URI_0 = "urn:xmpp:http:upload:0";
public class UploadStreamModule : XmppStreamModule {
public static Xmpp.ModuleIdentity<UploadStreamModule> IDENTITY = new Xmpp.ModuleIdentity<UploadStreamModule>(NS_URI, "0363_http_file_upload");
public class Module : XmppStreamModule {
public static Xmpp.ModuleIdentity<Module> IDENTITY = new Xmpp.ModuleIdentity<Module>(NS_URI, "0363_http_file_upload");
public signal void feature_available(XmppStream stream, long max_file_size);
public signal void received_url(XmppStream stream, MessageStanza message);
public delegate void OnUploadOk(XmppStream stream, string url_down);
public delegate void OnSlotOk(XmppStream stream, string url_get, string url_put);
public delegate void OnError(XmppStream stream, string error);
public void upload(XmppStream stream, InputStream input_stream, string file_name, string file_content_type, owned OnUploadOk listener, owned OnError error_listener) {
uint8[] buf = new uint8[256];
Array<uint8> data = new Array<uint8>(false, true, 0);
size_t len = -1;
do {
try {
len = input_stream.read(buf);
} catch (IOError error) {
error_listener(stream, @"HTTP upload: IOError reading stream: $(error.message)");
}
data.append_vals(buf, (uint) len);
} while(len > 0);
request_slot(stream, file_name, (int) data.length, file_content_type,
(stream, url_down, url_up) => {
Soup.Message message = new Soup.Message("PUT", url_up);
message.set_request(file_content_type, Soup.MemoryUse.COPY, data.data);
Soup.Session session = new Soup.Session();
session.send_async.begin(message, null, (obj, res) => {
try {
session.send_async.end(res);
if (message.status_code >= 200 && message.status_code < 300) {
listener(stream, url_down);
} else {
error_listener(stream, "HTTP status code " + message.status_code.to_string());
}
} catch (Error e) {
error_listener(stream, e.message);
}
});
},
(stream, error) => error_listener(stream, error));
}
private delegate void OnSlotOk(XmppStream stream, string url_get, string url_put);
private void request_slot(XmppStream stream, string filename, int file_size, string? content_type, owned OnSlotOk listener, owned OnError error_listener) {
public void request_slot(XmppStream stream, string filename, int file_size, string? content_type, owned OnSlotOk listener, owned OnError error_listener) {
Flag? flag = stream.get_flag(Flag.IDENTITY);
if (flag == null) return;
@ -73,7 +38,7 @@ public class UploadStreamModule : XmppStreamModule {
Iq.Stanza iq = new Iq.Stanza.get(request_node) { to=flag.file_store_jid };
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, iq, (stream, iq) => {
if (iq.is_error()) {
error_listener(stream, "Error getting upload/download url");
error_listener(stream, "Error getting upload/download url (Error Iq)");
return;
}
string? url_get = null, url_put = null;
@ -170,14 +135,14 @@ public class ReceivedPipelineListener : StanzaListener<MessageStanza> {
public override async bool run(XmppStream stream, MessageStanza message) {
string? oob_url = OutOfBandData.get_url_from_message(message);
if (oob_url != null && oob_url == message.body) {
stream.get_module(UploadStreamModule.IDENTITY).received_url(stream, message);
stream.get_module(Module.IDENTITY).received_url(stream, message);
}
return true;
}
}
public class Flag : XmppStreamFlag {
public static FlagIdentity<Flag> IDENTITY = new FlagIdentity<Flag>(NS_URI, "service_discovery");
public static FlagIdentity<Flag> IDENTITY = new FlagIdentity<Flag>(NS_URI, "http_file_upload");
public Jid file_store_jid;
public string ns_ver;