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root/zoe/trunk/Zoe.cpp
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Comparing trunk/Zoe.cpp (file contents):
Revision 14 by douglas, 2004-07-12T17:14:48-07:00 vs.
Revision 43 by douglas, 2004-08-15T21:33:25-07:00

# Line 8 | Line 8
8   #include "Collector.hpp"
9   #include "Publisher.hpp"
10  
11 < enum Color { reset, bright, dim, underscore = 4, blink, reverse = 7, hidden,
12 <        black = 30, red, green, yellow, blue, magenta, cyan, white, _black = 40,
13 <        _red, _green, _yellow, _blue, _magenta, _cyan, _white };
11 > #include <algorithm>
12 > #include <cstring>
13 > #include <iterator>
14  
15 < inline std::ostream& operator<<(std::ostream& sout, Color color)
15 > extern "C"
16   {
17 <        sout << "\033[" << unsigned(color) << 'm';
18 <
19 <        return sout;
17 > #include <pwd.h>
18 > #include <sys/utsname.h>
19 > #include <unistd.h>
20   }
21  
22   int main(int argc, char* argv[])
# Line 40 | Line 40 | int main(int argc, char* argv[])
40                  {
41                          if (!Zoe::publisher) Zoe::publisher = true;
42                  }
43 <                else if (arg == "-D")
43 >                else if (arg == "-color")
44                  {
45 <                        if (!Zoe::debug) Zoe::debug = true;
45 >                        if (!Zoe::color) Zoe::color = true;
46                  }
47 <                else
47 >                else if (arg == "-D")
48                  {
49 <                        cerr << bright << "Usage: " << cyan << Zoe::program << reset << " ["
50 <                                << bright << blue <<  "-config=" << yellow << "config" << reset
51 <                                << "] [" << bright << blue << "-collector" << reset << "] ["
52 <                                << bright << blue << "-publisher" << reset << "] [" << bright
53 <                                << blue << "-D" << reset << "]\n";
54 <
55 <                        return 1;
49 >                        if (!Zoe::debug) Zoe::debug = true;
50                  }
51 +                else Zoe::usage();
52          }
53  
54          Zoe zoe;
# Line 63 | Line 58 | int main(int argc, char* argv[])
58  
59   Zoe::Zoe()
60   {
61 +        if (!(collector || publisher)) usage();
62 +        
63          configure();
64 +        initialize();
65  
66 <        if (collector) Collector collector(buddies);
67 <        if (publisher) Publisher publisher(buddies);
66 >        Collector collector(login, password, buddies, database, Zoe::collector);
67 >        Publisher publisher(buddies, database, Zoe::publisher);
68   }
69  
70 < bool Zoe::debug(false), Zoe::collector(false), Zoe::publisher(false);
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 + void Zoe::usage()
75 + {
76 +        cerr << "Usage: " << Zoe::program << " [-config=config] [-collector] "
77 +                "[-publisher] [-color] [-D]\n";
78 +
79 +        exit(1);
80 + }
81 +
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 = 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 <                this->buddies.insert(Buddy(**buddy/"login", **buddy/"rss"));
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 (!collector && !publisher)
167 >        if (debug)
168          {
169 <                collector = true;
170 <                publisher = true;
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 +        this->buddies = buddies_;
224   }

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