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root/zoe/trunk/Zoe.cpp

Comparing trunk/Zoe.cpp (file contents):
Revision 8 by douglas, 2004-07-09T18:13:27-07:00 vs.
Revision 43 by douglas, 2004-08-15T21:33:25-07:00

#	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	+	#include <algorithm>
12	+	#include <cstring>
13	+	#include <iterator>
14	+
15	+	extern "C"
16	+	{
17	+	#include <pwd.h>
18	+	#include <sys/utsname.h>
19	+	#include <unistd.h>
20	+	}
21
22		int main(int argc, char* argv[])
23		{
#	Line 20 | Line 32 | int main(int argc, char* argv[])
32		{
33		Zoe::config = matcher[1];
34		}
35	<	else if (arg == "-D")
35	>	else if (arg == "-collector")
36		{
37	<	if (!Zoe::debug) Zoe::debug = true;
37	>	if (!Zoe::collector) Zoe::collector = true;
38	>	}
39	>	else if (arg == "-publisher")
40	>	{
41	>	if (!Zoe::publisher) Zoe::publisher = true;
42		}
43	<	else
43	>	else if (arg == "-color")
44		{
45	<	cerr << "Usage: " << Zoe::program << " [-config=config] [-D]\n";
45	>	if (!Zoe::color) Zoe::color = true;
46		}
47	+	else if (arg == "-D")
48	+	{
49	+	if (!Zoe::debug) Zoe::debug = true;
50	+	}
51	+	else Zoe::usage();
52		}
53
54		Zoe zoe;
#	Line 35 | Line 56 | int main(int argc, char* argv[])
56		return 0;
57		}
58
59	<	Zoe::Zoe() : rss("zoe.rss")
59	>	Zoe::Zoe()
60		{
61	+	if (!(collector || publisher)) usage();
62	+
63		configure();
64	+	initialize();
65
66	<	// This is just to figure out Jay's XML output, seems to have worked!
67	<	xml::TextWriter rss(api::Cout.GetStream());
68	<	xml::ScopeElement root(rss, "rss");
66	>	Collector collector(login, password, buddies, database, Zoe::collector);
67	>	Publisher publisher(buddies, database, Zoe::publisher);
68	>	}
69
70	<	rss.SetAttribute("version", "2.0");
70	>	bool Zoe::debug(false), Zoe::collector(false), Zoe::publisher(false),
71	>	Zoe::color(false);
72	>	ext::String Zoe::program, Zoe::config("zoe.xml");
73
74	<	xml::ScopeElement channel(rss, "channel");
74	>	void Zoe::usage()
75	>	{
76	>	cerr << "Usage: " << Zoe::program << " [-config=config] [-collector] "
77	>	"[-publisher] [-color] [-D]\n";
78
79	<	rss.OpenElement("title");
51	<	rss.OutputText("Zoe's Away Messages");
52	<	rss.CloseElement();
53	<	rss.OpenElement("link");
54	<	rss.OutputText("http://computers.douglasthrift.net/zoe.xml");
55	<	rss.CloseElement();
79	>	exit(1);
80		}
81
82	<	bool Zoe::debug(false);
83	<	ext::String Zoe::program, Zoe::config("zoe.xml");
82	>	ext::String Zoe::generator(Generator generator)
83	>	{
84	>	ext::String generator_(generator == all || generator == agent ? "Zoe" : "");
85	>
86	>	switch (generator)
87	>	{
88	>	case all:
89	>	generator_.InsertAllLast("/0.9");
90	>	case agent:
91	>	{
92	>	utsname system;
93	>
94	>	uname(&system);
95	>
96	>	generator_.InsertAllLast(_S(" (") + system.sysname);
97	>	}
98	>
99	>	if (generator == agent)
100	>	{
101	>	generator_.InsertAllLast(")");
102	>
103	>	break;
104	>	}
105	>	else generator_.InsertAllLast("; ");
106	>	case url:
107	>	generator_.InsertAllLast("http://computers.douglasthrift.net/zoe.xml");
108	>
109	>	if (generator == all) generator_.InsertAllLast(")");
110	>
111	>	break;
112	>	case version:
113	>	generator_ = "0.9";
114	>	}
115	>
116	>	return generator_;
117	>	}
118
119		void Zoe::configure()
120		{
121	+	if (debug) cerr << "config = " << config << '\n';
122	+
123		ext::Handle<xml::Document> document(xml::Parse(config));
124		ext::Handle<xml::Node> zoe(*document/"zoe");
125
126	<	login = *zoe/"login";
127	<	password = *zoe/"password";
126	>	login = std::string(*zoe/"login");
127	>	password = std::string(*zoe/"password");
128	>	database.driver = std::string(*zoe/"database"/"driver");
129	>	database.host = std::string(*zoe/"database"/"host");
130	>	database.user = std::string(*zoe/"database"/"user");
131	>
132	>	if ((*zoe/"database"/"password").IsEmpty())
133	>	{
134	>	ext::String prompt(database.user + (!database.host.IsEmpty() ? "@" : "")
135	>	+ database.host + (!database.user.IsEmpty() ? "'s " : "")
136	>	+ "Database Password: ");
137	>	char* password(getpass(prompt.NullTerminate()));
138	>
139	>	database.password = password;
140	>
141	>	for (size_t index(std::strlen(password)); index > 0; --index)
142	>	password[index - 1] = '\0';
143	>	}
144	>	else database.password = std::string(*zoe/"database"/"password");
145	>
146	>	database.db = std::string(*zoe/"database"/"db");
147	>
148	>	if (debug) cerr << "login = " << login << "\npassword = "
149	>	<< std::string(password.GetSize(), '*') << "\ndatabase = {\n"
150	>	<< "   driver = " << database.driver << "\n   host=" << database.host
151	>	<< "\n   user = " << database.user << '\n'
152	>	<< "   password = " << std::string(database.password.GetSize(), '*')
153	>	<< "\n   db = " << database.db << "\n}\n";
154	>
155	>	std::string link(*zoe/"link");
156	>	xml::NodeSet buddies(*zoe/"buddy");
157	>
158	>	for (xml::NodeSet::Iterator buddy(buddies.Begin()); buddy != buddies.End();
159	>	++buddy)
160	>	{
161	>	Buddy buddy_(**buddy/"login", **buddy/"rss", **buddy/"atom",
162	>	!(**buddy/"link").IsEmpty() ? **buddy/"link" : link);
163	>
164	>	this->buddies.insert(buddy_);
165	>	}
166	>
167	>	if (debug)
168	>	{
169	>	cerr << "buddies = {\n";
170	>
171	>	for (std::set<Buddy>::const_iterator buddy(this->buddies.begin());
172	>	buddy != this->buddies.end(); ++buddy)
173	>	{
174	>	cerr << "   " << *buddy << " = {\n      rss = " << buddy->getRss()
175	>	<< "\n      atom = " << buddy->getAtom() << "\n      link = "
176	>	<< buddy->getLink() << "\n   }\n";
177	>	}
178	>
179	>	cerr << "}\n";
180	>	}
181	>
182	>	if (debug) cerr << "collector = " << lexical_cast<ext::String>(collector)
183	>	<< "\npublisher = " << lexical_cast<ext::String>(publisher)
184	>	<< "\ncolor = " << lexical_cast<ext::String>(color) << '\n';
185	>	}
186	>
187	>	void Zoe::initialize()
188	>	{
189	>	ext::Handle<dbi::Connection> db(dbi::Connect(database.driver, database.host,
190	>	database.user, database.password, database.db));
191	>	ext::Handle<dbi::ResultSet> buddies(db->Execute("SELECT * FROM buddies"));
192	>	std::set<Buddy> buddies_;
193	>
194	>	while (buddies->MoveNext())
195	>	{
196	>	Buddy buddy(*this->buddies.find(buddies->GetString("buddy")));
197	>
198	>	buddy.setId(lexical_cast<ext::Uuid>(buddies->GetString("id")));
199	>	buddies_.insert(buddy);
200	>	}
201	>
202	>	std::vector<Buddy> difference;
203	>
204	>	set_difference(this->buddies.begin(), this->buddies.end(), buddies_.begin(),
205	>	buddies_.end(), std::insert_iterator<std::vector<Buddy> >(difference,
206	>	difference.begin()));
207	>
208	>	for (std::vector<Buddy>::iterator buddy(difference.begin());
209	>	buddy != difference.end(); ++buddy)
210	>	{
211	>	ext::Uuid id;
212	>
213	>	api::Uuid::CreateSequential(id);
214	>
215	>	buddy->setId(id);
216	>	db->Execute("INSERT INTO buddies (id, buddy) VALUES ('"
217	>	+ lexical_cast<ext::String>(id) + "', '" + ext::String(*buddy)
218	>	+ "')");
219	>
220	>	buddies_.insert(*buddy);
221	>	}
222
223	<	if (!(*zoe/"rss").IsEmpty()) rss = *zoe/"rss";
223	>	this->buddies = buddies_;
224		}

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