xref: /haiku/src/apps/haikudepot/ui/App.cpp (revision 9642f7705b27e5c270c15fa526d14e1848c2c27d)
1 /*
2  * Copyright 2013, Stephan Aßmus <superstippi@gmx.de>.
3  * Copyright 2017-2018, Andrew Lindesay <apl@lindesay.co.nz>.
4  * All rights reserved. Distributed under the terms of the MIT License.
5  */
6 
7 
8 #include "App.h"
9 
10 #include <stdio.h>
11 
12 #include <Alert.h>
13 #include <Catalog.h>
14 #include <Entry.h>
15 #include <Message.h>
16 #include <package/PackageInfo.h>
17 #include <Path.h>
18 #include <Roster.h>
19 #include <Screen.h>
20 #include <String.h>
21 
22 #include "support.h"
23 
24 #include "FeaturedPackagesView.h"
25 #include "Logger.h"
26 #include "MainWindow.h"
27 #include "ServerHelper.h"
28 #include "ServerSettings.h"
29 #include "ScreenshotWindow.h"
30 
31 
32 #undef B_TRANSLATION_CONTEXT
33 #define B_TRANSLATION_CONTEXT "App"
34 
35 
36 App::App()
37 	:
38 	BApplication("application/x-vnd.Haiku-HaikuDepot"),
39 	fMainWindow(NULL),
40 	fWindowCount(0),
41 	fSettingsRead(false)
42 {
43 	_CheckPackageDaemonRuns();
44 }
45 
46 
47 App::~App()
48 {
49 	// We cannot let global destructors cleanup static BitmapRef objects,
50 	// since calling BBitmap destructors needs a valid BApplication still
51 	// around. That's why we do it here.
52 	PackageInfo::CleanupDefaultIcon();
53 	FeaturedPackagesView::CleanupIcons();
54 	ScreenshotWindow::CleanupIcons();
55 }
56 
57 
58 bool
59 App::QuitRequested()
60 {
61 	if (fMainWindow != NULL
62 		&& fMainWindow->LockLooperWithTimeout(1500000) == B_OK) {
63 		BMessage windowSettings;
64 		fMainWindow->StoreSettings(windowSettings);
65 
66 		fMainWindow->UnlockLooper();
67 
68 		_StoreSettings(windowSettings);
69 	}
70 
71 	return true;
72 }
73 
74 
75 void
76 App::ReadyToRun()
77 {
78 	if (fWindowCount > 0)
79 		return;
80 
81 	BMessage settings;
82 	_LoadSettings(settings);
83 
84 	fMainWindow = new MainWindow(settings);
85 	_ShowWindow(fMainWindow);
86 }
87 
88 
89 void
90 App::MessageReceived(BMessage* message)
91 {
92 	switch (message->what) {
93 		case MSG_MAIN_WINDOW_CLOSED:
94 		{
95 			BMessage windowSettings;
96 			if (message->FindMessage("window settings",
97 					&windowSettings) == B_OK) {
98 				_StoreSettings(windowSettings);
99 			}
100 
101 			fWindowCount--;
102 			if (fWindowCount == 0)
103 				Quit();
104 			break;
105 		}
106 
107 		case MSG_CLIENT_TOO_OLD:
108 			ServerHelper::AlertClientTooOld(message);
109 			break;
110 
111 		case MSG_NETWORK_TRANSPORT_ERROR:
112 			ServerHelper::AlertTransportError(message);
113 			break;
114 
115 		case MSG_SERVER_ERROR:
116 			ServerHelper::AlertServerJsonRpcError(message);
117 			break;
118 
119 		case MSG_SERVER_DATA_CHANGED:
120 			fMainWindow->PostMessage(message);
121 			break;
122 
123 		default:
124 			BApplication::MessageReceived(message);
125 			break;
126 	}
127 }
128 
129 
130 void
131 App::RefsReceived(BMessage* message)
132 {
133 	entry_ref ref;
134 	int32 index = 0;
135 	while (message->FindRef("refs", index++, &ref) == B_OK) {
136 		BEntry entry(&ref, true);
137 		_Open(entry);
138 	}
139 }
140 
141 
142 enum arg_switch {
143 	UNKNOWN_SWITCH,
144 	NOT_SWITCH,
145 	HELP_SWITCH,
146 	WEB_APP_BASE_URL_SWITCH,
147 	VERBOSITY_SWITCH,
148 	FORCE_NO_NETWORKING_SWITCH,
149 	PREFER_CACHE_SWITCH,
150 	DROP_CACHE_SWITCH
151 };
152 
153 
154 static void
155 app_print_help()
156 {
157 	fprintf(stdout, "HaikuDepot ");
158 	fprintf(stdout, "[-u|--webappbaseurl <web-app-base-url>]\n");
159 	fprintf(stdout, "[-v|--verbosity [off|info|debug|trace]\n");
160 	fprintf(stdout, "[--nonetworking]\n");
161 	fprintf(stdout, "[--prefercache]\n");
162 	fprintf(stdout, "[--dropcache]\n");
163 	fprintf(stdout, "[-h|--help]\n");
164 	fprintf(stdout, "\n");
165 	fprintf(stdout, "'-h' : causes this help text to be printed out.\n");
166 	fprintf(stdout, "'-v' : allows for the verbosity level to be set.\n");
167 	fprintf(stdout, "'-u' : allows for the haiku depot server url to be\n");
168 	fprintf(stdout, "   configured.\n");
169 	fprintf(stdout, "'--nonetworking' : prevents network access.\n");
170 	fprintf(stdout, "'--prefercache' : prefer to get data from cache rather\n");
171 	fprintf(stdout, "  then obtain data from the network.**\n");
172 	fprintf(stdout, "'--dropcache' : drop cached data before performing\n");
173 	fprintf(stdout, "  bulk operations.**\n");
174 	fprintf(stdout, "\n");
175 	fprintf(stdout, "** = only applies to bulk operations.\n");
176 }
177 
178 
179 static arg_switch
180 app_resolve_switch(char *arg)
181 {
182 	int arglen = strlen(arg);
183 
184 	if (arglen > 0 && arg[0] == '-') {
185 
186 		if (arglen > 3 && arg[1] == '-') { // long form
187 			if (0 == strcmp(&arg[2], "webappbaseurl"))
188 				return WEB_APP_BASE_URL_SWITCH;
189 
190 			if (0 == strcmp(&arg[2], "help"))
191 				return HELP_SWITCH;
192 
193 			if (0 == strcmp(&arg[2], "verbosity"))
194 				return VERBOSITY_SWITCH;
195 
196 			if (0 == strcmp(&arg[2], "nonetworking"))
197 				return FORCE_NO_NETWORKING_SWITCH;
198 
199 			if (0 == strcmp(&arg[2], "prefercache"))
200 				return PREFER_CACHE_SWITCH;
201 
202 			if (0 == strcmp(&arg[2], "dropcache"))
203 				return DROP_CACHE_SWITCH;
204 		} else {
205 			if (arglen == 2) { // short form
206 				switch (arg[1]) {
207 					case 'u':
208 						return WEB_APP_BASE_URL_SWITCH;
209 
210 					case 'h':
211 						return HELP_SWITCH;
212 
213 					case 'v':
214 						return VERBOSITY_SWITCH;
215 				}
216 			}
217 		}
218 
219 		return UNKNOWN_SWITCH;
220 	}
221 
222 	return NOT_SWITCH;
223 }
224 
225 
226 void
227 App::ArgvReceived(int32 argc, char* argv[])
228 {
229 	for (int i = 1; i < argc;) {
230 
231 			// check to make sure that if there is a value for the switch,
232 			// that the value is in fact supplied.
233 
234 		switch (app_resolve_switch(argv[i])) {
235 			case VERBOSITY_SWITCH:
236 			case WEB_APP_BASE_URL_SWITCH:
237 				if (i == argc-1) {
238 					fprintf(stdout, "unexpected end of arguments; missing "
239 						"value for switch [%s]\n", argv[i]);
240 					Quit();
241 					return;
242 				}
243 				break;
244 
245 			default:
246 				break;
247 		}
248 
249 			// now process each switch.
250 
251 		switch (app_resolve_switch(argv[i])) {
252 
253 			case VERBOSITY_SWITCH:
254 				if (!Logger::SetLevelByName(argv[i+1])) {
255 					fprintf(stdout, "unknown log level [%s]\n", argv[i + 1]);
256 					Quit();
257 				}
258 				i++; // also move past the log level value
259 				break;
260 
261 			case HELP_SWITCH:
262 				app_print_help();
263 				Quit();
264 				break;
265 
266 			case WEB_APP_BASE_URL_SWITCH:
267 				if (ServerSettings::SetBaseUrl(BUrl(argv[i + 1])) != B_OK) {
268 					fprintf(stdout, "malformed web app base url; %s\n",
269 						argv[i + 1]);
270 					Quit();
271 				}
272 				else {
273 					fprintf(stdout, "did configure the web base url; %s\n",
274 						argv[i + 1]);
275 				}
276 
277 				i++; // also move past the url value
278 
279 				break;
280 
281 			case FORCE_NO_NETWORKING_SWITCH:
282 				ServerSettings::SetForceNoNetwork(true);
283 				break;
284 
285 			case PREFER_CACHE_SWITCH:
286 				ServerSettings::SetPreferCache(true);
287 				break;
288 
289 			case DROP_CACHE_SWITCH:
290 				ServerSettings::SetDropCache(true);
291 				break;
292 
293 			case NOT_SWITCH:
294 			{
295 				BEntry entry(argv[i], true);
296 				_Open(entry);
297 				break;
298 			}
299 
300 			case UNKNOWN_SWITCH:
301 				fprintf(stdout, "unknown switch; %s\n", argv[i]);
302 				Quit();
303 				break;
304 		}
305 
306 		i++; // move on at least one arg
307 	}
308 }
309 
310 
311 // #pragma mark - private
312 
313 
314 void
315 App::_Open(const BEntry& entry)
316 {
317 	BPath path;
318 	if (!entry.Exists() || entry.GetPath(&path) != B_OK) {
319 		fprintf(stderr, "Package file not found: %s\n", path.Path());
320 		return;
321 	}
322 
323 	// Try to parse package file via Package Kit
324 	BPackageKit::BPackageInfo info;
325 	status_t status = info.ReadFromPackageFile(path.Path());
326 	if (status != B_OK) {
327 		fprintf(stderr, "Failed to parse package file: %s\n",
328 			strerror(status));
329 		return;
330 	}
331 
332 	// Transfer information into PackageInfo
333 	PackageInfoRef package(new(std::nothrow) PackageInfo(info), true);
334 	if (package.Get() == NULL) {
335 		fprintf(stderr, "Could not allocate PackageInfo\n");
336 		return;
337 	}
338 
339 	package->SetLocalFilePath(path.Path());
340 
341 	BMessage settings;
342 	_LoadSettings(settings);
343 
344 	MainWindow* window = new MainWindow(settings, package);
345 	_ShowWindow(window);
346 }
347 
348 
349 void
350 App::_ShowWindow(MainWindow* window)
351 {
352 	window->Show();
353 	fWindowCount++;
354 }
355 
356 
357 bool
358 App::_LoadSettings(BMessage& settings)
359 {
360 	if (!fSettingsRead) {
361 		fSettings = true;
362 		if (load_settings(&fSettings, "main_settings", "HaikuDepot") != B_OK)
363 			fSettings.MakeEmpty();
364 	}
365 	settings = fSettings;
366 	return !fSettings.IsEmpty();
367 }
368 
369 
370 void
371 App::_StoreSettings(const BMessage& settings)
372 {
373 	// Take what is in settings and replace data under the same name in
374 	// fSettings, leaving anything in fSettings that is not contained in
375 	// settings.
376 	int32 i = 0;
377 
378 	char* name;
379 	type_code type;
380 	int32 count;
381 
382 	while (settings.GetInfo(B_ANY_TYPE, i++, &name, &type, &count) == B_OK) {
383 		fSettings.RemoveName(name);
384 		for (int32 j = 0; j < count; j++) {
385 			const void* data;
386 			ssize_t size;
387 			if (settings.FindData(name, type, j, &data, &size) != B_OK)
388 				break;
389 			fSettings.AddData(name, type, data, size);
390 		}
391 	}
392 
393 	save_settings(&fSettings, "main_settings", "HaikuDepot");
394 }
395 
396 
397 // #pragma mark -
398 
399 
400 static const char* kPackageDaemonSignature
401 	= "application/x-vnd.haiku-package_daemon";
402 
403 void
404 App::_CheckPackageDaemonRuns()
405 {
406 	while (!be_roster->IsRunning(kPackageDaemonSignature)) {
407 		BAlert* alert = new BAlert(
408 			B_TRANSLATE("Start package daemon"),
409 			B_TRANSLATE("HaikuDepot needs the package daemon to function, "
410 				"and it appears to be not running.\n"
411 				"Would you like to start it now?"),
412 			B_TRANSLATE("No, quit HaikuDepot"),
413 			B_TRANSLATE("Start package daemon"), NULL, B_WIDTH_AS_USUAL,
414 			B_WARNING_ALERT);
415 		alert->SetShortcut(0, B_ESCAPE);
416 
417 		if (alert->Go() == 0)
418 			exit(1);
419 
420 		if (!_LaunchPackageDaemon())
421 			break;
422 	}
423 }
424 
425 
426 bool
427 App::_LaunchPackageDaemon()
428 {
429 	status_t ret = be_roster->Launch(kPackageDaemonSignature);
430 	if (ret != B_OK) {
431 		BString errorMessage
432 			= B_TRANSLATE("Starting the package daemon failed:\n\n%Error%");
433 		errorMessage.ReplaceAll("%Error%", strerror(ret));
434 
435 		BAlert* alert = new BAlert(
436 			B_TRANSLATE("Package daemon problem"), errorMessage,
437 			B_TRANSLATE("Quit HaikuDepot"),
438 			B_TRANSLATE("Try again"), NULL, B_WIDTH_AS_USUAL,
439 			B_WARNING_ALERT);
440 		alert->SetShortcut(0, B_ESCAPE);
441 
442 		if (alert->Go() == 0)
443 			return false;
444 	}
445 	// TODO: Would be nice to send a message to the package daemon instead
446 	// and get a reply once it is ready.
447 	snooze(2000000);
448 	return true;
449 }
450 
451