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root/zoe/trunk/Zoe.cpp

Comparing trunk/Zoe.cpp (file contents):
Revision 9 by douglas, 2004-07-10T01:46:06-07:00 vs.
Revision 69 by douglas, 2004-12-15T16:14:13-08:00

#	Line 4 | Line 4
4		//
5		// $Id$
6
7	<	#include "Zoe.hpp"
8	<	#include "Matcher.hpp"
7	>	#include "Matcher/Matcher.hpp"
8	>	#include "Collector.hpp"
9	>	#include "Publisher.hpp"
10	>
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	<	int main(int argc, char* argv[])
19	>	extern "C"
20		{
21	<	Zoe::program = argv[0];
21	>	#include <pwd.h>
22	>	#include <sys/utsname.h>
23	>	#include <unistd.h>
24	>	}
25
26	<	for (int index(1); index < argc; ++index)
26	>	struct ZoeCommand : public app::Application
27	>	{
28	>	virtual int Run(const app::ArgumentList& args)
29		{
30	<	ext::String arg(argv[index]);
17	<	Matcher matcher;
30	>	Zoe::program = api::GetExecutablePath().GetName();
31
32	<	if (arg == matcher("^-config=(.*)$"))
20	<	{
21	<	Zoe::config = matcher[1];
22	<	}
23	<	else if (arg == "-D")
32	>	for (size_t index(0); index < args.GetSize(); ++index)
33		{
34	<	if (!Zoe::debug) Zoe::debug = true;
35	<	}
27	<	else
28	<	{
29	<	cerr << "Usage: " << Zoe::program << " [-config=config] [-D]\n";
34	>	ext::String arg(args[index]);
35	>	Matcher matcher;
36
37	<	return 1;
37	>	if (arg == matcher("^-config=(.*)$"))
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;
66	>	Zoe::Zoe()
67	>	{
68	>	if (!(collector || publisher)) usage();
69	>
70	>	configure();
71
72	<	return 0;
72	>	Collector collector(login, password, buddies, database, Zoe::collector);
73	>	Publisher publisher(buddies, database, Zoe::publisher);
74		}
75
76	<	Zoe::Zoe() : rss("zoe.rss")
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	<	configure();
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	<	// This is just to figure out Jay's XML output, seems to have worked!
93	<	// It should really go in Rss.cpp later
94	<	api::FileOutputStream fout;
92	>	switch (generator)
93	>	{
94	>	case all:
95	>	generator_.InsertAllLast("/0.9");
96	>	case agent:
97	>	{
98	>	utsname system;
99
100	<	if (this->rss != "-") fout.Open(this->rss); // need to ask Jay "Why?"
100	>	uname(&system);
101
102	<	xml::TextWriter rss(this->rss != "-" ? /*api::FileOutputStream(this->rss)*/
103	<	fout : api::Cout.GetStream());
52	<	xml::ScopeElement root(rss, "rss");
102	>	generator_.InsertAllLast(ios::String() << " (" << system.sysname);
103	>	}
104
105	<	rss.SetAttribute("version", "2.0");
105	>	if (generator == agent)
106	>	{
107	>	generator_.InsertAllLast(")");
108
109	<	xml::ScopeElement channel(rss, "channel");
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	<	rss.OpenElement("title");
59	<	rss.OutputText("Zoe's Away Messages");
60	<	rss.CloseElement();
61	<	rss.OpenElement("link");
62	<	rss.OutputText("http://computers.douglasthrift.net/zoe.xml");
63	<	rss.CloseElement();
122	>	return generator_;
123		}
124
66	–	bool Zoe::debug(false);
67	–	ext::String Zoe::program, Zoe::config("zoe.xml");
68	–
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	+	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	<	if (!(*zoe/"rss").IsEmpty()) rss = *zoe/"rss";
236	>	this->buddies = buddies_;
237		}

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