summaryrefslogtreecommitdiff
path: root/indra/newview/llwlhandlers.cpp
blob: ea65a0c6d96a38bbe1a9d3aed6f4d857e3898608 (plain)
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
/** 
 * @file llwlhandlers.cpp
 * @brief Various classes which handle Windlight-related messaging
 *
 * $LicenseInfo:firstyear=2009&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2011, Linden Research, Inc.
 * 
 * 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;
 * version 2.1 of the License only.
 * 
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#include "llviewerprecompiledheaders.h"

#include "llwlhandlers.h"

#include "llagent.h"
#include "llviewerregion.h"
#include "llenvmanager.h"
#include "llnotificationsutil.h"
#include "llcorehttputil.h"

/****
 * LLEnvironmentRequest
 ****/
// static
bool LLEnvironmentRequest::initiate()
{
	LLViewerRegion* cur_region = gAgent.getRegion();

	if (!cur_region)
	{
		LL_WARNS("WindlightCaps") << "Viewer region not set yet, skipping env. settings request" << LL_ENDL;
		return false;
	}

	if (!cur_region->capabilitiesReceived())
	{
		LL_INFOS("WindlightCaps") << "Deferring windlight settings request until we've got region caps" << LL_ENDL;
		cur_region->setCapabilitiesReceivedCallback(boost::bind(&LLEnvironmentRequest::onRegionCapsReceived, _1));
		return false;
	}

	return doRequest();
}

// static
void LLEnvironmentRequest::onRegionCapsReceived(const LLUUID& region_id)
{
	if (region_id != gAgent.getRegion()->getRegionID())
	{
		LL_INFOS("WindlightCaps") << "Got caps for a non-current region" << LL_ENDL;
		return;
	}

	LL_DEBUGS("WindlightCaps") << "Received region capabilities" << LL_ENDL;
	doRequest();
}

// static
bool LLEnvironmentRequest::doRequest()
{
	std::string url = gAgent.getRegionCapability("EnvironmentSettings");
	if (url.empty())
	{
		LL_INFOS("WindlightCaps") << "Skipping windlight setting request - we don't have this capability" << LL_ENDL;
		// region is apparently not capable of this; don't respond at all
		return false;
	}

    std::string coroname =
        LLCoros::instance().launch("LLEnvironmentRequest::environmentRequestCoro",
        boost::bind(&LLEnvironmentRequest::environmentRequestCoro, url));

    LL_INFOS("WindlightCaps") << "Requesting region windlight settings via " << url << LL_ENDL;
    return true;
}

S32 LLEnvironmentRequest::sLastRequest = 0;

//static 
void LLEnvironmentRequest::environmentRequestCoro(std::string url)
{
    LLCore::HttpRequest::policy_t httpPolicy(LLCore::HttpRequest::DEFAULT_POLICY_ID);
    S32 requestId = ++LLEnvironmentRequest::sLastRequest;
    LLCoreHttpUtil::HttpCoroutineAdapter::ptr_t 
            httpAdapter(new LLCoreHttpUtil::HttpCoroutineAdapter("EnvironmentRequest", httpPolicy));
    LLCore::HttpRequest::ptr_t httpRequest(new LLCore::HttpRequest);

    LLSD result = httpAdapter->getAndSuspend(httpRequest, url);

    if (requestId != LLEnvironmentRequest::sLastRequest)
    {
        LL_INFOS("WindlightCaps") << "Got superseded by another responder; ignoring..." << LL_ENDL;
        return;
    }

    LLSD httpResults = result["http_result"];
    LLCore::HttpStatus status = LLCoreHttpUtil::HttpCoroutineAdapter::getStatusFromLLSD(httpResults);
    if (!status)
    {
        LL_WARNS("WindlightCaps") << "Got an error, not using region windlight... " << LL_ENDL;
        LLEnvManagerNew::getInstance()->onRegionSettingsResponse(LLSD());
        return;
    }
    result = result["content"];
    LL_INFOS("WindlightCaps") << "Received region windlight settings" << LL_ENDL;

    LLUUID regionId;
    if (gAgent.getRegion())
    {
        regionId = gAgent.getRegion()->getRegionID();
    }

    if ((result[0]["regionID"].asUUID() != regionId) && regionId.notNull())
    {
        LL_WARNS("WindlightCaps") << "Not in the region from where this data was received (wanting "
            << regionId << " but got " << result[0]["regionID"].asUUID()
            << ") - ignoring..." << LL_ENDL;
        return;
    }

    LLEnvManagerNew::getInstance()->onRegionSettingsResponse(result);
}


/****
 * LLEnvironmentApply
 ****/

clock_t LLEnvironmentApply::UPDATE_WAIT_SECONDS = clock_t(3.f);
clock_t LLEnvironmentApply::sLastUpdate = clock_t(0.f);

// static
bool LLEnvironmentApply::initiateRequest(const LLSD& content)
{
	clock_t current = clock();

	// Make sure we don't update too frequently.
	if (current < sLastUpdate + (UPDATE_WAIT_SECONDS * CLOCKS_PER_SEC))
	{
		LLSD args(LLSD::emptyMap());
		args["WAIT"] = (F64)UPDATE_WAIT_SECONDS;
		LLNotificationsUtil::add("EnvUpdateRate", args);
		return false;
	}

	sLastUpdate = current;

	// Send update request.
	std::string url = gAgent.getRegionCapability("EnvironmentSettings");
	if (url.empty())
	{
		LL_WARNS("WindlightCaps") << "Applying windlight settings not supported" << LL_ENDL;
		return false;
	}

    LL_INFOS("WindlightCaps") << "Sending windlight settings to " << url << LL_ENDL;
    LL_DEBUGS("WindlightCaps") << "content: " << content << LL_ENDL;

    std::string coroname =
        LLCoros::instance().launch("LLEnvironmentApply::environmentApplyCoro",
        boost::bind(&LLEnvironmentApply::environmentApplyCoro, url, content));
	return true;
}

void LLEnvironmentApply::environmentApplyCoro(std::string url, LLSD content)
{
    LLCore::HttpRequest::policy_t httpPolicy(LLCore::HttpRequest::DEFAULT_POLICY_ID);
    LLCoreHttpUtil::HttpCoroutineAdapter::ptr_t
        httpAdapter(new LLCoreHttpUtil::HttpCoroutineAdapter("EnvironmentApply", httpPolicy));
    LLCore::HttpRequest::ptr_t httpRequest(new LLCore::HttpRequest);

    LLSD result = httpAdapter->postAndSuspend(httpRequest, url, content);

    LLSD notify; // for error reporting.  If there is something to report to user this will be defined.
    /*
     * Expecting reply from sim in form of:
     * {
     *   regionID : uuid,
     *   messageID: uuid,
     *   success : true
     * }
     * or
     * {
     *   regionID : uuid,
     *   success : false,
     *   fail_reason : string
     * }
     */

    do // while false.  
    {  // Breaks from loop in the case of an error.

        LLSD httpResults = result["http_result"];
        LLCore::HttpStatus status = LLCoreHttpUtil::HttpCoroutineAdapter::getStatusFromLLSD(httpResults);
        if (!status)
        {
            LL_WARNS("WindlightCaps") << "Couldn't apply windlight settings to region! " << LL_ENDL;

            std::stringstream msg;
            msg << status.toString() << " (Code " << status.toTerseString() << ")";
            notify = LLSD::emptyMap();
            notify["FAIL_REASON"] = msg.str();
            break;
        }

        if (!result.has("regionID"))
        {
            notify = LLSD::emptyMap();
            notify["FAIL_REASON"] = "Missing regionID, malformed response";
            break;
        } 
        else if (result["regionID"].asUUID() != gAgent.getRegion()->getRegionID())
        {
            // note that there is no report to the user in this failure case.
            LL_WARNS("WindlightCaps") << "No longer in the region where data was sent (currently "
                << gAgent.getRegion()->getRegionID() << ", reply is from " << result["regionID"].asUUID()
                << "); ignoring..." << LL_ENDL;
            break;
        }
        else if (!result["success"].asBoolean())
        {
            LL_WARNS("WindlightCaps") << "Region couldn't apply windlight settings!  " << LL_ENDL;
            notify = LLSD::emptyMap();
            notify["FAIL_REASON"] = result["fail_reason"].asString();
            break;
        }

        LL_DEBUGS("WindlightCaps") << "Success in applying windlight settings to region " << result["regionID"].asUUID() << LL_ENDL;
        LLEnvManagerNew::instance().onRegionSettingsApplyResponse(true);

    } while (false);

    if (!notify.isUndefined())
    {
        LLNotificationsUtil::add("WLRegionApplyFail", notify);
        LLEnvManagerNew::instance().onRegionSettingsApplyResponse(false);
    }
}