| 1 |
// Zoe AIM Away Message RSS Feed Generator |
| 2 |
// |
| 3 |
// Seth King and Douglas Thrift |
| 4 |
// |
| 5 |
// $Id$ |
| 6 |
|
| 7 |
#include "Matcher.hpp" |
| 8 |
#include "Collector.hpp" |
| 9 |
#include "Publisher.hpp" |
| 10 |
|
| 11 |
#include <menes-api/exename.hpp> |
| 12 |
#include <menes-app/application.hpp> |
| 13 |
|
| 14 |
#include <algorithm> |
| 15 |
#include <cstring> |
| 16 |
#include <iterator> |
| 17 |
|
| 18 |
extern "C" |
| 19 |
{ |
| 20 |
#include <pwd.h> |
| 21 |
#include <sys/utsname.h> |
| 22 |
#include <unistd.h> |
| 23 |
} |
| 24 |
|
| 25 |
struct ZoeCommand : public app::Application |
| 26 |
{ |
| 27 |
virtual int Run(const app::ArgumentList& args) |
| 28 |
{ |
| 29 |
Zoe::program = api::GetExecutableName(); |
| 30 |
|
| 31 |
for (size_t index(0); index < args.GetSize(); ++index) |
| 32 |
{ |
| 33 |
ext::String arg(args[index]); |
| 34 |
Matcher matcher; |
| 35 |
|
| 36 |
if (arg == matcher("^-config=(.*)$")) |
| 37 |
{ |
| 38 |
Zoe::config = matcher[1]; |
| 39 |
} |
| 40 |
else if (arg == "-collector") |
| 41 |
{ |
| 42 |
if (!Zoe::collector) Zoe::collector = true; |
| 43 |
} |
| 44 |
else if (arg == "-publisher") |
| 45 |
{ |
| 46 |
if (!Zoe::publisher) Zoe::publisher = true; |
| 47 |
} |
| 48 |
else if (arg == "-color") |
| 49 |
{ |
| 50 |
if (!Zoe::color) Zoe::color = true; |
| 51 |
} |
| 52 |
else if (arg == "-D") |
| 53 |
{ |
| 54 |
if (!Zoe::debug) Zoe::debug = true; |
| 55 |
} |
| 56 |
else Zoe::usage(); |
| 57 |
} |
| 58 |
|
| 59 |
Zoe zoe; |
| 60 |
|
| 61 |
return 0; |
| 62 |
} |
| 63 |
} zoe; |
| 64 |
|
| 65 |
Zoe::Zoe() |
| 66 |
{ |
| 67 |
if (!(collector || publisher)) usage(); |
| 68 |
|
| 69 |
configure(); |
| 70 |
|
| 71 |
Collector collector(login, password, buddies, database, Zoe::collector); |
| 72 |
Publisher publisher(buddies, database, Zoe::publisher); |
| 73 |
} |
| 74 |
|
| 75 |
bool Zoe::debug(false), Zoe::collector(false), Zoe::publisher(false), |
| 76 |
Zoe::color(false); |
| 77 |
ext::String Zoe::program, Zoe::config("zoe.xml"); |
| 78 |
|
| 79 |
void Zoe::usage() |
| 80 |
{ |
| 81 |
api::Cerr << "Usage: " << Zoe::program << " [-config=config] [-collector] " |
| 82 |
"[-publisher] [-color] [-D]\n"; |
| 83 |
|
| 84 |
exit(1); |
| 85 |
} |
| 86 |
|
| 87 |
ext::String Zoe::generator(Generator generator) |
| 88 |
{ |
| 89 |
ext::String generator_(generator == all || generator == agent ? "Zoe" : ""); |
| 90 |
|
| 91 |
switch (generator) |
| 92 |
{ |
| 93 |
case all: |
| 94 |
generator_.InsertAllLast("/0.9"); |
| 95 |
case agent: |
| 96 |
{ |
| 97 |
utsname system; |
| 98 |
|
| 99 |
uname(&system); |
| 100 |
|
| 101 |
generator_.InsertAllLast(_R(" (") + system.sysname); |
| 102 |
} |
| 103 |
|
| 104 |
if (generator == agent) |
| 105 |
{ |
| 106 |
generator_.InsertAllLast(")"); |
| 107 |
|
| 108 |
break; |
| 109 |
} |
| 110 |
else generator_.InsertAllLast("; "); |
| 111 |
case url: |
| 112 |
generator_.InsertAllLast("http://computers.douglasthrift.net/zoe.xml"); |
| 113 |
|
| 114 |
if (generator == all) generator_.InsertAllLast(")"); |
| 115 |
|
| 116 |
break; |
| 117 |
case version: |
| 118 |
generator_ = "0.9"; |
| 119 |
} |
| 120 |
|
| 121 |
return generator_; |
| 122 |
} |
| 123 |
|
| 124 |
void Zoe::configure() |
| 125 |
{ |
| 126 |
if (debug) api::Cerr << "config = " << config << "\n"; |
| 127 |
|
| 128 |
ext::Handle<xml::Document> document(xml::Parse(config)); |
| 129 |
ext::Handle<xml::Node> zoe(*document/"zoe"); |
| 130 |
|
| 131 |
login = *zoe/"login"; |
| 132 |
password = *zoe/"password"; |
| 133 |
database.driver = *zoe/"database"/"driver"; |
| 134 |
database.host = *zoe/"database"/"host"; |
| 135 |
database.user = *zoe/"database"/"user"; |
| 136 |
|
| 137 |
if ((*zoe/"database"/"password").IsEmpty()) |
| 138 |
{ |
| 139 |
ext::String prompt(database.user + (!database.host.IsEmpty() ? "@" : "") |
| 140 |
+ database.host + (!database.user.IsEmpty() ? "'s " : "") |
| 141 |
+ "Database Password: "); |
| 142 |
char* password(getpass(prompt.NullTerminate())); |
| 143 |
|
| 144 |
database.password = password; |
| 145 |
|
| 146 |
for (size_t index(std::strlen(password)); index > 0; --index) |
| 147 |
password[index - 1] = '\0'; |
| 148 |
} |
| 149 |
else database.password = *zoe/"database"/"password"; |
| 150 |
|
| 151 |
database.db = *zoe/"database"/"db"; |
| 152 |
|
| 153 |
if (debug) api::Cerr << "login = " << login << "\npassword = " |
| 154 |
<< std::string(password.GetSize(), '*') << "\ndatabase = {\n" |
| 155 |
<< " driver = " << database.driver << "\n host = " << database.host |
| 156 |
<< "\n user = " << database.user << "\n" |
| 157 |
<< " password = " << std::string(database.password.GetSize(), '*') |
| 158 |
<< "\n db = " << database.db << "\n}\n"; |
| 159 |
|
| 160 |
ext::String link(*zoe/"link"); |
| 161 |
xml::NodeSet buddies(*zoe/"buddy"); |
| 162 |
|
| 163 |
for (xml::NodeSet::Iterator buddy(buddies.Begin()); buddy != buddies.End(); |
| 164 |
++buddy) |
| 165 |
{ |
| 166 |
Buddy buddy_(**buddy/"login", **buddy/"rss", **buddy/"atom", |
| 167 |
!(**buddy/"link").IsEmpty() ? **buddy/"link" : (link |
| 168 |
+ ext::String(**buddy/"login") + ".html")); |
| 169 |
|
| 170 |
this->buddies.insert(buddy_); |
| 171 |
} |
| 172 |
|
| 173 |
initialize(); |
| 174 |
|
| 175 |
if (debug) |
| 176 |
{ |
| 177 |
api::Cerr << "buddies = {\n"; |
| 178 |
|
| 179 |
for (std::set<Buddy>::const_iterator buddy(this->buddies.begin()); |
| 180 |
buddy != this->buddies.end(); ++buddy) |
| 181 |
{ |
| 182 |
api::Cerr << " " << *buddy << " = {\n rss = " |
| 183 |
<< buddy->getRss() << "\n atom = " << buddy->getAtom() |
| 184 |
<< "\n link = " << buddy->getLink() << "\n id = " |
| 185 |
<< buddy->getId() << "\n }\n"; |
| 186 |
} |
| 187 |
|
| 188 |
api::Cerr << "}\n"; |
| 189 |
} |
| 190 |
|
| 191 |
if (debug) api::Cerr << "collector = " << collector << "\npublisher = " |
| 192 |
<< publisher << "\ncolor = " << color << "\n"; |
| 193 |
} |
| 194 |
|
| 195 |
void Zoe::initialize() |
| 196 |
{ |
| 197 |
ext::Handle<dbi::Driver> driver(dbi::GetDriver(database.driver)); |
| 198 |
ext::Handle<dbi::Connection> db(driver->Connect(database.host, |
| 199 |
database.user, database.password, database.db)); |
| 200 |
ext::Handle<dbi::ResultSet> buddies(db->Execute("SELECT * FROM buddies")); |
| 201 |
std::set<Buddy> buddies_; |
| 202 |
|
| 203 |
while (buddies->MoveNext()) |
| 204 |
{ |
| 205 |
if (this->buddies.find(buddies->GetString("buddy")) != this->buddies.end()) |
| 206 |
{ |
| 207 |
Buddy buddy(*this->buddies.find(buddies->GetString("buddy"))); |
| 208 |
|
| 209 |
buddy.setId(lexical_cast<ext::Uuid>(buddies->GetString("id"))); |
| 210 |
buddies_.insert(buddy); |
| 211 |
} |
| 212 |
} |
| 213 |
|
| 214 |
std::vector<Buddy> difference; |
| 215 |
|
| 216 |
set_difference(this->buddies.begin(), this->buddies.end(), buddies_.begin(), |
| 217 |
buddies_.end(), std::insert_iterator<std::vector<Buddy> >(difference, |
| 218 |
difference.begin())); |
| 219 |
|
| 220 |
for (std::vector<Buddy>::iterator buddy(difference.begin()); |
| 221 |
buddy != difference.end(); ++buddy) |
| 222 |
{ |
| 223 |
ext::Uuid id; |
| 224 |
|
| 225 |
api::Uuid::CreateSequential(id); |
| 226 |
|
| 227 |
buddy->setId(id); |
| 228 |
db->Execute("INSERT INTO buddies (id, buddy) VALUES ('" |
| 229 |
+ lexical_cast<ext::String>(id) + "', '" + ext::String(*buddy) |
| 230 |
+ "')"); |
| 231 |
|
| 232 |
buddies_.insert(*buddy); |
| 233 |
} |
| 234 |
|
| 235 |
this->buddies = buddies_; |
| 236 |
} |
