1 // rTorrent - BitTorrent client
2 // Copyright (C) 2005-2011, Jari Sundell
3 //
4 // This program is free software; you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation; either version 2 of the License, or
7 // (at your option) any later version.
8 //
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 // GNU General Public License for more details.
13 //
14 // You should have received a copy of the GNU General Public License
15 // along with this program; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17 //
18 // In addition, as a special exception, the copyright holders give
19 // permission to link the code of portions of this program with the
20 // OpenSSL library under certain conditions as described in each
21 // individual source file, and distribute linked combinations
22 // including the two.
23 //
24 // You must obey the GNU General Public License in all respects for
25 // all of the code used other than OpenSSL.  If you modify file(s)
26 // with this exception, you may extend this exception to your version
27 // of the file(s), but you are not obligated to do so.  If you do not
28 // wish to do so, delete this exception statement from your version.
29 // If you delete this exception statement from all source files in the
30 // program, then also delete it here.
31 //
32 // Contact:  Jari Sundell <jaris@ifi.uio.no>
33 //
34 //           Skomakerveien 33
35 //           3185 Skoppum, NORWAY
36 
37 #ifndef RTORRENT_CORE_HTTP_QUEUE_H
38 #define RTORRENT_CORE_HTTP_QUEUE_H
39 
40 #include <list>
41 #include <iosfwd>
42 #include lt_tr1_functional
43 
44 namespace core {
45 
46 class CurlGet;
47 
48 class HttpQueue : private std::list<CurlGet*> {
49 public:
50   typedef std::list<CurlGet*>                 base_type;
51   typedef std::function<CurlGet* ()>     slot_factory;
52   typedef std::function<void (CurlGet*)> slot_curl_get;
53   typedef std::list<slot_curl_get>            signal_curl_get;
54 
55   using base_type::iterator;
56   using base_type::const_iterator;
57   using base_type::reverse_iterator;
58   using base_type::const_reverse_iterator;
59 
60   using base_type::begin;
61   using base_type::end;
62   using base_type::rbegin;
63   using base_type::rend;
64 
65   using base_type::empty;
66   using base_type::size;
67 
HttpQueue()68   HttpQueue() {}
~HttpQueue()69   ~HttpQueue() { clear(); }
70 
71   // Note that any slots connected to the CurlGet signals must be
72   // pushed in front of the erase slot added by HttpQueue::insert.
73   //
74   // Consider adding a flag to indicate whetever HttpQueue should
75   // delete the stream.
76   iterator    insert(const std::string& url, std::iostream* s);
77   void        erase(iterator itr);
78 
79   void        clear();
80 
set_slot_factory(slot_factory s)81   void             set_slot_factory(slot_factory s) { m_slot_factory = s; }
82 
signal_insert()83   signal_curl_get& signal_insert() { return m_signal_insert; }
signal_erase()84   signal_curl_get& signal_erase()  { return m_signal_erase; }
85 
86 private:
87   slot_factory    m_slot_factory;
88   signal_curl_get m_signal_insert;
89   signal_curl_get m_signal_erase;
90 };
91 
92 }
93 
94 #endif
95