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root/zoe/trunk/Zoe.cpp

Comparing trunk/Zoe.cpp (file contents):
Revision 5 by douglas, 2004-07-09T15:04:18-07:00 vs.
Revision 67 by douglas, 2004-10-01T10:27:27-07:00

#	Line 4 | Line 4
4		//
5		// $Id$
6
7	–	#include "Zoe.hpp"
7		#include "Matcher.hpp"
8	+	#include "Collector.hpp"
9	+	#include "Publisher.hpp"
10
11	<	int main(int argc, char* argv[])
11	>	#include <menes-api/exename.hpp>
12	>	#include <menes-app/application.hpp>
13	>	#include <menes-ios/stdadapters.hpp>
14	>
15	>	#include <algorithm>
16	>	#include <cstring>
17	>	#include <iterator>
18	>
19	>	extern "C"
20	>	{
21	>	#include <pwd.h>
22	>	#include <sys/utsname.h>
23	>	#include <unistd.h>
24	>	}
25	>
26	>	struct ZoeCommand : public app::Application
27	>	{
28	>	virtual int Run(const app::ArgumentList& args)
29	>	{
30	>	Zoe::program = api::GetExecutablePath().GetName();
31	>
32	>	for (size_t index(0); index < args.GetSize(); ++index)
33	>	{
34	>	ext::String arg(args[index]);
35	>	Matcher matcher;
36	>
37	>	if (arg == matcher("^-config=(.*)$"))
38	>	{
39	>	Zoe::config = matcher[1];
40	>	}
41	>	else if (arg == "-collector")
42	>	{
43	>	if (!Zoe::collector) Zoe::collector = true;
44	>	}
45	>	else if (arg == "-publisher")
46	>	{
47	>	if (!Zoe::publisher) Zoe::publisher = true;
48	>	}
49	>	else if (arg == "-color")
50	>	{
51	>	if (!Zoe::color) Zoe::color = true;
52	>	}
53	>	else if (arg == "-D")
54	>	{
55	>	if (!Zoe::debug) Zoe::debug = true;
56	>	}
57	>	else Zoe::usage();
58	>	}
59	>
60	>	Zoe zoe;
61	>
62	>	return 0;
63	>	}
64	>	} zoe;
65	>
66	>	Zoe::Zoe()
67	>	{
68	>	if (!(collector || publisher)) usage();
69	>
70	>	configure();
71	>
72	>	Collector collector(login, password, buddies, database, Zoe::collector);
73	>	Publisher publisher(buddies, database, Zoe::publisher);
74	>	}
75	>
76	>	bool Zoe::debug(false), Zoe::collector(false), Zoe::publisher(false),
77	>	Zoe::color(false);
78	>	ext::String Zoe::program, Zoe::config("zoe.xml");
79	>
80	>	void Zoe::usage()
81	>	{
82	>	api::Cerr << "Usage: " << Zoe::program << " [-config=config] [-collector] "
83	>	"[-publisher] [-color] [-D]\n";
84	>
85	>	exit(1);
86	>	}
87	>
88	>	ext::String Zoe::generator(Generator generator)
89	>	{
90	>	ext::String generator_(generator == all || generator == agent ? "Zoe" : "");
91	>
92	>	switch (generator)
93	>	{
94	>	case all:
95	>	generator_.InsertAllLast("/0.9");
96	>	case agent:
97	>	{
98	>	utsname system;
99	>
100	>	uname(&system);
101	>
102	>	generator_.InsertAllLast(_R(" (") + system.sysname);
103	>	}
104	>
105	>	if (generator == agent)
106	>	{
107	>	generator_.InsertAllLast(")");
108	>
109	>	break;
110	>	}
111	>	else generator_.InsertAllLast("; ");
112	>	case url:
113	>	generator_.InsertAllLast("http://computers.douglasthrift.net/zoe.xml");
114	>
115	>	if (generator == all) generator_.InsertAllLast(")");
116	>
117	>	break;
118	>	case version:
119	>	generator_ = "0.9";
120	>	}
121	>
122	>	return generator_;
123	>	}
124	>
125	>	void Zoe::configure()
126	>	{
127	>	if (debug) api::Cerr << "config = " << config << "\n";
128	>
129	>	ext::Handle<xml::Document> document(xml::Parse(config));
130	>	ext::Handle<xml::Node> zoe(*document/"zoe");
131	>
132	>	login = *zoe/"login";
133	>	password = *zoe/"password";
134	>	database.driver = *zoe/"database"/"driver";
135	>	database.host = *zoe/"database"/"host";
136	>	database.user = *zoe/"database"/"user";
137	>
138	>	if ((*zoe/"database"/"password").IsEmpty())
139	>	{
140	>	ext::String prompt(database.user + (!database.host.IsEmpty() ? "@" : "")
141	>	+ database.host + (!database.user.IsEmpty() ? "'s " : "")
142	>	+ "Database Password: ");
143	>	char* password(getpass(prompt.NullTerminate()));
144	>
145	>	database.password = password;
146	>
147	>	for (size_t index(std::strlen(password)); index > 0; --index)
148	>	password[index - 1] = '\0';
149	>	}
150	>	else database.password = *zoe/"database"/"password";
151	>
152	>	database.db = *zoe/"database"/"db";
153	>
154	>	if (debug) api::Cerr << "login = " << login << "\npassword = "
155	>	<< std::string(password.GetSize(), '*') << "\ndatabase = {\n"
156	>	<< "   driver = " << database.driver << "\n   host = " << database.host
157	>	<< "\n   user = " << database.user << "\n"
158	>	<< "   password = " << std::string(database.password.GetSize(), '*')
159	>	<< "\n   db = " << database.db << "\n}\n";
160	>
161	>	ext::String link(*zoe/"link");
162	>	xml::NodeSet buddies(*zoe/"buddy");
163	>
164	>	for (xml::NodeSet::Iterator buddy(buddies.Begin()); buddy != buddies.End();
165	>	++buddy)
166	>	{
167	>	Buddy buddy_(**buddy/"login", **buddy/"rss", **buddy/"atom",
168	>	!(**buddy/"link").IsEmpty() ? **buddy/"link" : (link
169	>	+ ext::String(**buddy/"login") + ".html"));
170	>
171	>	this->buddies.insert(buddy_);
172	>	}
173	>
174	>	initialize();
175	>
176	>	if (debug)
177	>	{
178	>	api::Cerr << "buddies = {\n";
179	>
180	>	for (std::set<Buddy>::const_iterator buddy(this->buddies.begin());
181	>	buddy != this->buddies.end(); ++buddy)
182	>	{
183	>	api::Cerr << "   " << *buddy << " = {\n      rss = "
184	>	<< buddy->getRss() << "\n      atom = " << buddy->getAtom()
185	>	<< "\n      link = " << buddy->getLink() << "\n      id = "
186	>	<< buddy->getId() << "\n   }\n";
187	>	}
188	>
189	>	api::Cerr << "}\n";
190	>	}
191	>
192	>	if (debug) api::Cerr << "collector = " << collector << "\npublisher = "
193	>	<< publisher << "\ncolor = " << color << "\n";
194	>	}
195	>
196	>	void Zoe::initialize()
197		{
198	<	//
198	>	ext::Handle<dbi::Driver> driver(dbi::GetDriver(database.driver));
199	>	ext::Handle<dbi::Connection> db(driver->Connect(database.host,
200	>	database.user, database.password, database.db));
201	>	ext::Handle<dbi::ResultSet> buddies(db->Execute("SELECT * FROM buddies"));
202	>	std::set<Buddy> buddies_;
203	>
204	>	while (buddies->MoveNext())
205	>	{
206	>	if (this->buddies.find(buddies->GetString("buddy")) != this->buddies.end())
207	>	{
208	>	Buddy buddy(*this->buddies.find(buddies->GetString("buddy")));
209	>
210	>	buddy.setId(lexical_cast<ext::Uuid>(buddies->GetString("id")));
211	>	buddies_.insert(buddy);
212	>	}
213	>	}
214	>
215	>	std::vector<Buddy> difference;
216	>
217	>	set_difference(this->buddies.begin(), this->buddies.end(), buddies_.begin(),
218	>	buddies_.end(), std::insert_iterator<std::vector<Buddy> >(difference,
219	>	difference.begin()));
220	>
221	>	for (std::vector<Buddy>::iterator buddy(difference.begin());
222	>	buddy != difference.end(); ++buddy)
223	>	{
224	>	ext::Uuid id(api::Uuid::CreateSequential());
225	>
226	>	//              api::Uuid::CreateSequential(id);
227	>
228	>	buddy->setId(id);
229	>	db->Execute("INSERT INTO buddies (id, buddy) VALUES ('"
230	>	+ lexical_cast<ext::String>(id) + "', '" + ext::String(*buddy)
231	>	+ "')");
232	>
233	>	buddies_.insert(*buddy);
234	>	}
235
236	<	return 0;
236	>	this->buddies = buddies_;
237		}

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