1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
|
/*
task.cpp - Kopete Groupwise Protocol
Copyright (c) 2004 SUSE Linux AG http://www.suse.com
Based on Iris, Copyright (C) 2003 Justin Karneges
Kopete (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>
*************************************************************************
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
*************************************************************************
*/
#include <qtimer.h>
#include "client.h"
#include "transfer.h"
#include "safedelete.h"
#include "task.h"
class Task::TaskPrivate
{
public:
TaskPrivate() {}
QString id;
bool success;
int statusCode;
QString statusString;
Client *client;
bool insignificant, deleteme, autoDelete;
bool done;
Transfer * transfer;
};
Task::Task(Task *parent)
:QObject(parent)
{
init();
d->transfer = 0;
d->client = parent->client();
//d->id = client()->genUniqueId();
connect(d->client, SIGNAL(disconnected()), SLOT(clientDisconnected()));
}
Task::Task(Client *parent, bool)
:QObject(0)
{
init();
d->client = parent;
connect(d->client, SIGNAL(disconnected()), SLOT(clientDisconnected()));
}
Task::~Task()
{
delete d;
}
void Task::init()
{
d = new TaskPrivate;
d->success = false;
d->insignificant = false;
d->deleteme = false;
d->autoDelete = false;
d->done = false;
d->transfer = 0;
}
Task *Task::parent() const
{
return (Task *)QObject::parent();
}
Client *Task::client() const
{
return d->client;
}
Transfer * Task::transfer() const
{
return d->transfer;
}
void Task::setTransfer( Transfer * transfer )
{
d->transfer = transfer;
}
QString Task::id() const
{
return d->id;
}
bool Task::success() const
{
return d->success;
}
int Task::statusCode() const
{
return d->statusCode;
}
const QString & Task::statusString() const
{
return d->statusString;
}
void Task::go(bool autoDelete)
{
d->autoDelete = autoDelete;
onGo();
}
bool Task::take( Transfer * transfer)
{
const QObjectList *p = children();
if(!p)
return false;
// pass along the transfer to our children
QObjectListIt it(*p);
Task *t;
for(; it.current(); ++it) {
QObject *obj = it.current();
if(!obj->inherits("Task"))
continue;
t = static_cast<Task*>(obj);
if(t->take( transfer ))
{
qDebug( "Transfer ACCEPTED by: %s", t->className() );
return true;
}
/* else
qDebug( "Transfer refused by: %s", t->className() );*/
}
return false;
}
void Task::safeDelete()
{
if(d->deleteme)
return;
d->deleteme = true;
if(!d->insignificant)
SafeDelete::deleteSingle(this);
}
void Task::onGo()
{
qDebug( "ERROR: calling default NULL onGo() for this task, you should reimplement this!");
}
void Task::onDisconnect()
{
if(!d->done) {
d->success = false;
d->statusCode = ErrDisc;
d->statusString = tr("Disconnected");
// delay this so that tasks that react don't block the shutdown
QTimer::singleShot(0, this, SLOT(done()));
}
}
void Task::send( Transfer * request )
{
client()->send( request );
}
void Task::setSuccess(int code, const QString &str)
{
if(!d->done) {
d->success = true;
d->statusCode = code;
d->statusString = str;
done();
}
}
void Task::setError(int code, const QString &str)
{
if(!d->done) {
d->success = false;
d->statusCode = code;
d->statusString = str;
done();
}
}
void Task::done()
{
debug("Task::done()");
if(d->done || d->insignificant)
return;
d->done = true;
if(d->deleteme || d->autoDelete)
d->deleteme = true;
d->insignificant = true;
debug("emitting finished");
finished();
d->insignificant = false;
if(d->deleteme)
SafeDelete::deleteSingle(this);
}
void Task::clientDisconnected()
{
onDisconnect();
}
// void Task::debug(const char *fmt, ...)
// {
// char *buf;
// QString str;
// int size = 1024;
// int r;
//
// do {
// buf = new char[size];
// va_list ap;
// va_start(ap, fmt);
// r = vsnprintf(buf, size, fmt, ap);
// va_end(ap);
//
// if(r != -1)
// str = QString(buf);
//
// delete [] buf;
//
// size *= 2;
// } while(r == -1);
//
// debug(str);
// }
void Task::debug(const QString &str)
{
client()->debug(QString("%1: ").arg(className()) + str);
}
bool Task::forMe( const Transfer * transfer ) const
{
Q_UNUSED( transfer );
return false;
}
#include "task.moc"
|
