summaryrefslogtreecommitdiff
path: root/indra/newview/llfloaterwebcontent.cpp
blob: 43eecbf0485f1c796f37c2a98e98ec4ac0ec9c3b (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
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
/**
 * @file llfloaterwebcontent.cpp
 * @brief floater for displaying web content - e.g. profiles and search (eventually)
 *
 * $LicenseInfo:firstyear=2006&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, 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 "llcombobox.h"
#include "lliconctrl.h"
#include "llfloaterreg.h"
#include "lllayoutstack.h"
#include "llpluginclassmedia.h"
#include "llprogressbar.h"
#include "lltextbox.h"
#include "llurlhistory.h"
#include "llviewercontrol.h"
#include "llweb.h"
#include "llwindow.h"

#include "llfloaterwebcontent.h"

LLFloaterWebContent::LLFloaterWebContent( const LLSD& key )
	: LLFloater( key )
{
	mCommitCallbackRegistrar.add( "WebContent.Back", boost::bind( &LLFloaterWebContent::onClickBack, this ));
	mCommitCallbackRegistrar.add( "WebContent.Forward", boost::bind( &LLFloaterWebContent::onClickForward, this ));
	mCommitCallbackRegistrar.add( "WebContent.Reload", boost::bind( &LLFloaterWebContent::onClickReload, this ));
	mCommitCallbackRegistrar.add( "WebContent.Stop", boost::bind( &LLFloaterWebContent::onClickStop, this ));
	mCommitCallbackRegistrar.add( "WebContent.EnterAddress", boost::bind( &LLFloaterWebContent::onEnterAddress, this ));
	mCommitCallbackRegistrar.add( "WebContent.PopExternal", boost::bind( &LLFloaterWebContent::onPopExternal, this ));
}

BOOL LLFloaterWebContent::postBuild()
{
	// these are used in a bunch of places so cache them
	mWebBrowser = getChild< LLMediaCtrl >( "webbrowser" );
	mAddressCombo = getChild< LLComboBox >( "address" );
	mStatusBarText = getChild< LLTextBox >( "statusbartext" );
	mStatusBarProgress = getChild<LLProgressBar>("statusbarprogress" );

	// observe browser events
	mWebBrowser->addObserver( this );

	// these buttons are always enabled
	getChildView("reload")->setEnabled( true );
	getChildView("popexternal")->setEnabled( true );

	// cache image for secure browsing
	mSecureLockIcon = getChild< LLIconCtrl >("media_secure_lock_flag");

	// initialize the URL history using the system URL History manager
	initializeURLHistory();

	return TRUE;
}

void LLFloaterWebContent::initializeURLHistory()
{
	// start with an empty list
	LLCtrlListInterface* url_list = childGetListInterface("address");
	if (url_list)
	{
		url_list->operateOnAll(LLCtrlListInterface::OP_DELETE);
	}

	// Get all of the entries in the "browser" collection
	LLSD browser_history = LLURLHistory::getURLHistory("browser");
	LLSD::array_iterator iter_history =
		browser_history.beginArray();
	LLSD::array_iterator end_history =
		browser_history.endArray();
	for(; iter_history != end_history; ++iter_history)
	{
		std::string url = (*iter_history).asString();
		if(! url.empty())
			url_list->addSimpleElement(url);
	}
}

//static
void LLFloaterWebContent::create( const std::string &url, const std::string& target, const std::string& uuid,  bool show_chrome, const LLRect& preferred_media_size)
{
	lldebugs << "url = " << url << ", target = " << target << ", uuid = " << uuid << llendl;

	std::string tag = target;

	if(target.empty() || target == "_blank")
	{
		if(!uuid.empty())
		{
			tag = uuid;
		}
		else
		{
			// create a unique tag for this instance
			LLUUID id;
			id.generate();
			tag = id.asString();
		}
	}

	S32 browser_window_limit = gSavedSettings.getS32("WebContentWindowLimit");

	if(LLFloaterReg::findInstance("web_content", tag) != NULL)
	{
		// There's already a web browser for this tag, so we won't be opening a new window.
	}
	else if(browser_window_limit != 0)
	{
		// showInstance will open a new window.  Figure out how many web browsers are already open,
		// and close the least recently opened one if this will put us over the limit.

		LLFloaterReg::const_instance_list_t &instances = LLFloaterReg::getFloaterList("web_content");
		lldebugs << "total instance count is " << instances.size() << llendl;

		for(LLFloaterReg::const_instance_list_t::const_iterator iter = instances.begin(); iter != instances.end(); iter++)
		{
			lldebugs << "    " << (*iter)->getKey() << llendl;
		}

		if(instances.size() >= (size_t)browser_window_limit)
		{
			// Destroy the least recently opened instance
			(*instances.begin())->closeFloater();
		}
	}

	LLFloaterWebContent *browser = dynamic_cast<LLFloaterWebContent*> (LLFloaterReg::showInstance("web_content", tag));
	llassert(browser);
	if(browser)
	{
		browser->mUUID = uuid;

		// tell the browser instance to load the specified URL
		browser->open_media(url, target);
		LLViewerMedia::proxyWindowOpened(target, uuid);

		browser->getChild<LLLayoutPanel>("status_bar")->setVisible(show_chrome);
		browser->getChild<LLLayoutPanel>("nav_controls")->setVisible(show_chrome);

		if (!show_chrome)
		{
			browser->setResizeLimits(100, 100);
		}

		if (!preferred_media_size.isEmpty())
		{
			//ignore x, y for now
			browser->geometryChanged(browser->getRect().mLeft, browser->getRect().mBottom, preferred_media_size.getWidth(), preferred_media_size.getHeight());
		}
	}
}

//static
void LLFloaterWebContent::closeRequest(const std::string &uuid)
{
	LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("web_content");
	lldebugs << "instance list size is " << inst_list.size() << ", incoming uuid is " << uuid << llendl;
	for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin(); iter != inst_list.end(); ++iter)
	{
		LLFloaterWebContent* i = dynamic_cast<LLFloaterWebContent*>(*iter);
		lldebugs << "    " << i->mUUID << llendl;
		if (i && i->mUUID == uuid)
		{
			i->closeFloater(false);
			return;
 		}
 	}
}

//static
void LLFloaterWebContent::geometryChanged(const std::string &uuid, S32 x, S32 y, S32 width, S32 height)
{
	LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("web_content");
	lldebugs << "instance list size is " << inst_list.size() << ", incoming uuid is " << uuid << llendl;
	for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin(); iter != inst_list.end(); ++iter)
	{
		LLFloaterWebContent* i = dynamic_cast<LLFloaterWebContent*>(*iter);
		lldebugs << "    " << i->mUUID << llendl;
		if (i && i->mUUID == uuid)
		{
			i->geometryChanged(x, y, width, height);
			return;
		}
	}
}

void LLFloaterWebContent::geometryChanged(S32 x, S32 y, S32 width, S32 height)
{
	// Make sure the layout of the browser control is updated, so this calculation is correct.
	LLLayoutStack::updateClass();

	// TODO: need to adjust size and constrain position to make sure floaters aren't moved outside the window view, etc.
	LLCoordWindow window_size;
	getWindow()->getSize(&window_size);

	// Adjust width and height for the size of the chrome on the web Browser window.
	width += getRect().getWidth() - mWebBrowser->getRect().getWidth();
	height += getRect().getHeight() - mWebBrowser->getRect().getHeight();

	LLRect geom;
	geom.setOriginAndSize(x, window_size.mY - (y + height), width, height);

	lldebugs << "geometry change: " << geom << llendl;

	setShape(geom);
}

void LLFloaterWebContent::open_media(const std::string& web_url, const std::string& target)
{
	// Specifying a mime type of text/html here causes the plugin system to skip the MIME type probe and just open a browser plugin.
	mWebBrowser->setHomePageUrl(web_url, "text/html");
	mWebBrowser->setTarget(target);
	mWebBrowser->navigateTo(web_url, "text/html");
	set_current_url(web_url);
}

//virtual
void LLFloaterWebContent::onClose(bool app_quitting)
{
	LLViewerMedia::proxyWindowClosed(mUUID);
	destroy();
}

// virtual
void LLFloaterWebContent::draw()
{
	// this is asychronous so we need to keep checking
	getChildView( "back" )->setEnabled( mWebBrowser->canNavigateBack() );
	getChildView( "forward" )->setEnabled( mWebBrowser->canNavigateForward() );

	LLFloater::draw();
}

// virtual
void LLFloaterWebContent::handleMediaEvent(LLPluginClassMedia* self, EMediaEvent event)
{
	if(event == MEDIA_EVENT_LOCATION_CHANGED)
	{
		const std::string url = self->getLocation();

		if ( url.length() )
			mStatusBarText->setText( url );

		set_current_url( url );
	}
	else if(event == MEDIA_EVENT_NAVIGATE_BEGIN)
	{
		// flags are sent with this event
		getChildView("back")->setEnabled( self->getHistoryBackAvailable() );
		getChildView("forward")->setEnabled( self->getHistoryForwardAvailable() );

		// toggle visibility of these buttons based on browser state
		getChildView("reload")->setVisible( false );
		getChildView("stop")->setVisible( true );

		// turn "on" progress bar now we're about to start loading
		mStatusBarProgress->setVisible( true );
	}
	else if(event == MEDIA_EVENT_NAVIGATE_COMPLETE)
	{
		// flags are sent with this event
		getChildView("back")->setEnabled( self->getHistoryBackAvailable() );
		getChildView("forward")->setEnabled( self->getHistoryForwardAvailable() );

		// toggle visibility of these buttons based on browser state
		getChildView("reload")->setVisible( true );
		getChildView("stop")->setVisible( false );

		// turn "off" progress bar now we're loaded
		mStatusBarProgress->setVisible( false );

		// we populate the status bar with URLs as they change so clear it now we're done
		const std::string end_str = "";
		mStatusBarText->setText( end_str );

		// decide if secure browsing icon should be displayed
		std::string prefix =  std::string("https://");
		std::string test_prefix = mCurrentURL.substr(0, prefix.length());
		LLStringUtil::toLower(test_prefix);
		if(test_prefix == prefix)
		{
			mSecureLockIcon->setVisible(true);
		}
		else
		{
			mSecureLockIcon->setVisible(false);
		}
	}
	else if(event == MEDIA_EVENT_CLOSE_REQUEST)
	{
		// The browser instance wants its window closed.
		closeFloater();
	}
	else if(event == MEDIA_EVENT_GEOMETRY_CHANGE)
	{
		geometryChanged(self->getGeometryX(), self->getGeometryY(), self->getGeometryWidth(), self->getGeometryHeight());
	}
	else if(event == MEDIA_EVENT_STATUS_TEXT_CHANGED )
	{
		const std::string text = self->getStatusText();
		if ( text.length() )
			mStatusBarText->setText( text );
	}
	else if(event == MEDIA_EVENT_PROGRESS_UPDATED )
	{
		int percent = (int)self->getProgressPercent();
		mStatusBarProgress->setValue( percent );
	}
	else if(event == MEDIA_EVENT_NAME_CHANGED )
	{
		std::string page_title = self->getMediaName();
		// simulate browser behavior - title is empty, use the current URL
		if ( page_title.length() > 0 )
			setTitle( page_title );
		else
			setTitle( mCurrentURL );
	}
	else if(event == MEDIA_EVENT_LINK_HOVERED )
	{
		const std::string link = self->getHoverLink();
		mStatusBarText->setText( link );
	}
}

void LLFloaterWebContent::set_current_url(const std::string& url)
{
	mCurrentURL = url;

	// serialize url history into the system URL History manager
	LLURLHistory::removeURL("browser", mCurrentURL);
	LLURLHistory::addURL("browser", mCurrentURL);

	mAddressCombo->remove( mCurrentURL );
	mAddressCombo->add( mCurrentURL );
	mAddressCombo->selectByValue( mCurrentURL );
}

void LLFloaterWebContent::onClickForward()
{
	mWebBrowser->navigateForward();
}

void LLFloaterWebContent::onClickBack()
{
	mWebBrowser->navigateBack();
}

void LLFloaterWebContent::onClickReload()
{

	if( mWebBrowser->getMediaPlugin() )
	{
		bool ignore_cache = true;
		mWebBrowser->getMediaPlugin()->browse_reload( ignore_cache );
	}
	else
	{
		mWebBrowser->navigateTo(mCurrentURL);
	}
}

void LLFloaterWebContent::onClickStop()
{
	if( mWebBrowser->getMediaPlugin() )
		mWebBrowser->getMediaPlugin()->browse_stop();

	// still should happen when we catch the navigate complete event
	// but sometimes (don't know why) that event isn't sent from Qt
	// and we getto a point where the stop button stays active.
	getChildView("reload")->setVisible( true );
	getChildView("stop")->setVisible( false );
}

void LLFloaterWebContent::onEnterAddress()
{
	// make sure there is at least something there.
	// (perhaps this test should be for minimum length of a URL)
	std::string url = mAddressCombo->getValue().asString();
	if ( url.length() > 0 )
	{
		mWebBrowser->navigateTo( url, "text/html");
	};
}

void LLFloaterWebContent::onPopExternal()
{
	// make sure there is at least something there.
	// (perhaps this test should be for minimum length of a URL)
	std::string url = mAddressCombo->getValue().asString();
	if ( url.length() > 0 )
	{
		LLWeb::loadURLExternal( url );
	};
}