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root/repos/FeepingCreaturism/FeepingCreaturism.cpp
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Comparing FeepingCreaturism/FeepingCreaturism.cpp (file contents):
Revision 191 by Douglas Thrift, 2004-08-20T02:44:20-07:00 vs.
Revision 195 by Douglas Thrift, 2004-08-27T15:20:14-07:00

# Line 4 | Line 4
4   //
5   // $Id$
6  
7 < #include "FeepingCreaturism.hpp"
7 > #include "Environment.hpp"
8 > #include "Matcher.hpp"
9 >
10 > extern "C"
11 > {
12 > #include <sys/types.h>
13 > #include <sys/stat.h>
14 > #include <fts.h>
15 > }
16  
17   int main(int argc, char* argv[])
18   {
# Line 12 | Line 20 | int main(int argc, char* argv[])
20  
21          return 0;
22   }
23 +
24 + FeepingCreaturism::FeepingCreaturism()
25 + {
26 +        initialize();
27 +
28 +        std::string path(env.get("PATH_INFO"));
29 +        Matcher matcher;
30 +
31 +        if (path.empty()) daily(); else if (path == "/random")
32 +        {
33 +                random();
34 +        }
35 +        else if (path == matcher("^/(" + this->matcher + ")$"))
36 +        {
37 +                select(matcher[1], true);
38 +        }
39 +        else daily();
40 + }
41 +
42 + void FeepingCreaturism::initialize()
43 + {
44 +        ext::Handle<xml::Document> document(xml::Parse("FeepingCreaturism.xml"));
45 +        ext::Handle<xml::Node> node(*document/"FeepingCreaturism");
46 +
47 +        this->path = *node/"Jargon";
48 +        this->matcher = *node/"Matcher";
49 +
50 +        char* path[] = { new char[this->path.size()] };
51 +
52 +        std::strcpy(path[0], this->path.c_str());
53 +
54 +        ::FTS* traversal(::fts_open(path, FTS_LOGICAL, NULL));
55 +        Matcher matcher('^' + this->path + "/(" + this->matcher + ")$");
56 +
57 +        for (::FTSENT* entity(::fts_read(traversal)); entity != NULL;
58 +                entity = ::fts_read(traversal))
59 +        {
60 +                if (entity->fts_info == FTS_F && entity->fts_path == matcher)
61 +                {
62 +                        jargon.insert(matcher[1]);
63 +                }
64 +        }
65 +
66 +        ::fts_close(traversal);
67 +
68 +        delete [] path[0];
69 + }
70 +
71 + void FeepingCreaturism::daily()
72 + {
73 +        std::time_t when(std::time(NULL));
74 +        std::tm* now(std::localtime(&when));
75 +
76 +        now->tm_sec = 0;
77 +        now->tm_min = 0;
78 +        now->tm_hour = 0;
79 +
80 +        std::time_t difference(mktime(now) / 86400);
81 +        std::vector<std::string> jargon(this->jargon.begin(), this->jargon.end());
82 +        std::string entry(jargon.size() ? jargon[difference % jargon.size()] : "");
83 +
84 +        select(entry);
85 + }
86 +
87 + void FeepingCreaturism::random()
88 + {
89 +        ::srandomdev();
90 +
91 +        std::vector<std::string> jargon(this->jargon.begin(), this->jargon.end());
92 +        std::string entry(jargon.size() ? jargon[::random() % jargon.size()] : "");
93 +
94 +        select(entry);
95 + }
96 +
97 + void FeepingCreaturism::select(const std::string& selection, bool validate)
98 + {
99 +        if (!validate || jargon.find(selection) != jargon.end())
100 +        {
101 +                cout << "Content-Type: text/html; charset=UTF-8\r\n\r\n" << selection
102 +                        << "\r\n";
103 +        }
104 +        else
105 +        {
106 +                cout << "Status: 404\r\nContent-Type: text/html; charset=ISO-8859-1\r\n"
107 +                        << "\r\n<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n"
108 +                        << "<html><head>\n<title>404 Not Found</title>\n</head><body>\n"
109 +                        << "<h1>Not Found</h1>\n<p>The requested URL "
110 +                        << env.get("PATH_INFO") << " was not found on this server.</p>\n"
111 +                        << "<hr />\n" << env.get("SERVER_SIGNATURE") << "</body></html>\n";
112 +        }
113 + }

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