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
|
/*
* Copyright 2003-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "TidalSessionManager.hxx"
#include "util/Domain.hxx"
#include "Log.hxx"
static constexpr Domain tidal_domain("tidal");
TidalSessionManager::TidalSessionManager(EventLoop &event_loop,
const char *_base_url, const char *_token,
const char *_username,
const char *_password)
:base_url(_base_url), token(_token),
username(_username), password(_password),
curl(event_loop),
defer_invoke_handlers(event_loop,
BIND_THIS_METHOD(InvokeHandlers))
{
}
TidalSessionManager::~TidalSessionManager() noexcept
{
assert(handlers.empty());
}
void
TidalSessionManager::AddLoginHandler(TidalSessionHandler &h) noexcept
{
const std::lock_guard<Mutex> protect(mutex);
assert(!h.is_linked());
const bool was_empty = handlers.empty();
handlers.push_front(h);
if (!was_empty || login_request)
return;
if (session.empty()) {
// TODO: throttle login attempts?
LogDebug(tidal_domain, "Sending login request");
std::string login_uri(base_url);
login_uri += "/login/username";
try {
TidalLoginHandler &handler = *this;
login_request =
std::make_unique<TidalLoginRequest>(*curl, base_url,
token,
username, password,
handler);
login_request->Start();
} catch (...) {
error = std::current_exception();
ScheduleInvokeHandlers();
return;
}
} else
ScheduleInvokeHandlers();
}
void
TidalSessionManager::OnTidalLoginSuccess(std::string _session) noexcept
{
FmtDebug(tidal_domain, "Login successful, session={}", _session);
{
const std::lock_guard<Mutex> protect(mutex);
login_request.reset();
session = std::move(_session);
}
ScheduleInvokeHandlers();
}
void
TidalSessionManager::OnTidalLoginError(std::exception_ptr e) noexcept
{
{
const std::lock_guard<Mutex> protect(mutex);
login_request.reset();
error = e;
}
ScheduleInvokeHandlers();
}
void
TidalSessionManager::InvokeHandlers() noexcept
{
const std::lock_guard<Mutex> protect(mutex);
while (!handlers.empty()) {
auto &h = handlers.front();
handlers.pop_front();
const ScopeUnlock unlock(mutex);
h.OnTidalSession();
}
}
|