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root/zoe/trunk/Zoe.cpp
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Comparing trunk/Zoe.cpp (file contents):
Revision 5 by douglas, 2004-07-09T15:04:18-07:00 vs.
Revision 21 by douglas, 2004-07-16T23:37:41-07:00

# 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 <unistd.h>
19 + }
20 +
21 + enum Color { reset, bright, dim, underscore = 4, blink, reverse = 7, hidden,
22 +        black = 30, red, green, yellow, blue, magenta, cyan, white, _black = 40,
23 +        _red, _green, _yellow, _blue, _magenta, _cyan, _white };
24 +
25 + inline std::ostream& operator<<(std::ostream& sout, Color color)
26 + {
27 +        sout << "\033[" << unsigned(color) << 'm';
28 +
29 +        return sout;
30 + }
31  
32   int main(int argc, char* argv[])
33   {
34 <        //
34 >        Zoe::program = argv[0];
35 >
36 >        for (int index(1); index < argc; ++index)
37 >        {
38 >                ext::String arg(argv[index]);
39 >                Matcher matcher;
40 >
41 >                if (arg == matcher("^-config=(.*)$"))
42 >                {
43 >                        Zoe::config = matcher[1];
44 >                }
45 >                else if (arg == "-collector")
46 >                {
47 >                        if (!Zoe::collector) Zoe::collector = true;
48 >                }
49 >                else if (arg == "-publisher")
50 >                {
51 >                        if (!Zoe::publisher) Zoe::publisher = true;
52 >                }
53 >                else if (arg == "-D")
54 >                {
55 >                        if (!Zoe::debug) Zoe::debug = true;
56 >                }
57 >                else
58 >                {
59 >                        cerr << bright << "Usage: " << cyan << Zoe::program << reset << " ["
60 >                                << bright << blue <<  "-config=" << yellow << "config" << reset
61 >                                << "] [" << bright << blue << "-collector" << reset << "] ["
62 >                                << bright << blue << "-publisher" << reset << "] [" << bright
63 >                                << blue << "-D" << reset << "]\n";
64 >
65 >                        return 1;
66 >                }
67 >        }
68 >
69 >        Zoe zoe;
70  
71          return 0;
72   }
73 +
74 + Zoe::Zoe()
75 + {
76 +        configure();
77 +        initialize();
78 +
79 +        Collector collector(login, password, buddies, database, Zoe::collector);
80 +        Publisher publisher(buddies, database, Zoe::publisher);
81 + }
82 +
83 + bool Zoe::debug(false), Zoe::collector(false), Zoe::publisher(false);
84 + ext::String Zoe::program, Zoe::config("zoe.xml");
85 +
86 + void Zoe::configure()
87 + {
88 +        if (debug) cerr << "config = " << config << '\n';
89 +
90 +        ext::Handle<xml::Document> document(xml::Parse(config));
91 +        ext::Handle<xml::Node> zoe(*document/"zoe");
92 +
93 +        login = std::string(*zoe/"login");
94 +        password = std::string(*zoe/"password");
95 +        database.driver = std::string(*zoe/"database"/"driver");
96 +        database.host = std::string(*zoe/"database"/"host");
97 +        database.user = std::string(*zoe/"database"/"user");
98 +
99 +        if ((*zoe/"database"/"password").IsEmpty())
100 +        {
101 +                ext::String prompt(database.user + (!database.host.IsEmpty() ? "@" : "")
102 +                        + database.host + (!database.user.IsEmpty() ? "'s " : "") + "Databa"
103 +                        + "se Password: ");
104 +                char* password(getpass(prompt.NullTerminate()));
105 +
106 +                database.password = password;
107 +
108 +                for (size_t index(std::strlen(password)); index > 0; --index)
109 +                        password[index - 1] = '\0';
110 +        }
111 +        else database.password = std::string(*zoe/"database"/"password");
112 +
113 +        database.db = std::string(*zoe/"database"/"db");
114 +
115 +        if (debug) cerr << "login = " << login << "\npassword = "
116 +                << std::string(password.GetSize(), '*') << "\ndatabase = {\n   driver ="
117 +                << ' ' << database.driver << "\n   host=" << database.host << "\n   use"
118 +                << "r = " << database.user << "\n   password = "
119 +                << std::string(database.password.GetSize(), '*') << "\n   db = "
120 +                << database.db << "\n}\n";
121 +
122 +        xml::NodeSet buddies(*zoe/"buddy");
123 +
124 +        for (xml::NodeSet::Iterator buddy(buddies.Begin()); buddy != buddies.End();
125 +                ++buddy) this->buddies.insert(Buddy(**buddy/"login", **buddy/"rss"));
126 +
127 +        if (debug)
128 +        {
129 +                cerr << "buddies = {\n";
130 +
131 +                for (std::set<Buddy>::const_iterator buddy(this->buddies.begin()); buddy
132 +                        != this->buddies.end(); ++buddy) cerr << "   " << *buddy << '\n';
133 +
134 +                cerr << "}\n";
135 +        }
136 +
137 +        if (!collector && !publisher)
138 +        {
139 +                collector = true;
140 +                publisher = true;
141 +        }
142 +
143 +        if (debug) cerr << "collector = " << lexical_cast<ext::String>(collector)
144 +                << "\npublisher = " << lexical_cast<ext::String>(publisher) << '\n';
145 + }
146 +
147 + void Zoe::initialize()
148 + {
149 +        ext::Handle<dbi::Connection> db(dbi::Connect(database.driver, database.host,
150 +                database.user, database.password, database.db));
151 +        ext::Handle<dbi::ResultSet> buddies(db->Execute("SELECT * FROM buddies"));
152 +        std::set<Buddy> buddies_;
153 +
154 +        while (buddies->MoveNext())
155 +        {
156 +                Buddy buddy(*this->buddies.find(buddies->GetString("buddy")));
157 +
158 +                buddy.setId(lexical_cast<ext::Uuid>(buddies->GetString("id")));
159 +                buddies_.insert(buddy);
160 +        }
161 +
162 +        std::vector<Buddy> difference;
163 +
164 +        set_difference(this->buddies.begin(), this->buddies.end(), buddies_.begin(),
165 +                buddies_.end(), std::insert_iterator<std::vector<Buddy> >(difference,
166 +                difference.begin()));
167 +
168 +        for (std::vector<Buddy>::iterator buddy(difference.begin()); buddy !=
169 +                difference.end(); ++buddy)
170 +        {
171 +                ext::Uuid id;
172 +
173 +                api::Uuid::CreateSequential(id);
174 +
175 +                buddy->setId(id);
176 +                db->Execute("INSERT INTO buddies (id, buddy) VALUES ('" +
177 +                        lexical_cast<ext::String>(id) + "', '" + ext::String(*buddy) +
178 +                        "')");
179 +                
180 +                buddies_.insert(*buddy);
181 +        }
182 +
183 +        this->buddies = buddies_;
184 + }

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