repos/FeepingCreaturism/FeepingCreaturism.cpp

// Feeping Creaturism
//
// Douglas Thrift
//
// $Id$

#include "Environment.hpp"
#include "Matcher.hpp"
#include "Jargon.hpp"

extern "C"
{
#include <sys/types.h>
#include <sys/stat.h>
#include <fts.h>
}

int main(int argc, char* argv[])
{
        FeepingCreaturism::program = argv[0];

        FeepingCreaturism creaturism;

        return 0;
}

FeepingCreaturism::FeepingCreaturism()
{
        initialize();

        std::string path(env.get("PATH_INFO"));
        Matcher matcher;

        if (path == "/daily/") daily(); else if (path == "/random/")
        {
                random();
        }
        else if (path == matcher("^/(" + this->matcher + ")$"))
        {
                select(matcher[1], true);
        }
        else
        {
                cout << "Status: 301\r\n";
        }
}

std::string FeepingCreaturism::program;

void FeepingCreaturism::initialize()
{
        ext::Handle<xml::Document> document(xml::Parse("jargon.xml"));
        ext::Handle<xml::Node> node(*document/"feepingcreaturism");

        this->path = *node/"jargon";
        this->matcher = *node/"matcher";

        char* path[] = { new char[this->path.size()] };

        std::strcpy(path[0], this->path.c_str());

        ::FTS* traversal(::fts_open(path, FTS_LOGICAL, NULL));
        Matcher matcher('^' + this->path + "/(" + this->matcher + ")$");

        if (traversal == NULL)
        {
                cerr << program << ": Horrible Failure!\n";

                std::exit(1);
        }

        for (::FTSENT* entity(::fts_read(traversal)); entity != NULL;
                entity = ::fts_read(traversal))
        {
                if (entity->fts_info == FTS_F && entity->fts_path == matcher)
                {
                        jargon.insert(matcher[1]);
                }
        }

        ::fts_close(traversal);

        delete [] path[0];
}

void FeepingCreaturism::daily()
{
        std::time_t when(std::time(NULL));
        std::tm* now(std::localtime(&when));

        now->tm_sec = 0;
        now->tm_min = 0;
        now->tm_hour = 0;

        std::time_t difference(mktime(now) / 86400);
        std::vector<std::string> jargon(this->jargon.begin(), this->jargon.end());
        std::string entry(jargon.size() ? jargon[difference % jargon.size()] : "");

        select(entry);
}

void FeepingCreaturism::random()
{
        ::srandomdev();

        std::vector<std::string> jargon(this->jargon.begin(), this->jargon.end());
        std::string entry(jargon.size() ? jargon[::random() % jargon.size()] : "");

        select(entry);
}

void FeepingCreaturism::select(const std::string& selection, bool validate)
{
        if (!validate || jargon.find(selection) != jargon.end())
        {
                cout << "Content-Type: text/html; charset=UTF-8\r\n\r\n";

                Jargon jargon(path + '/' + selection);

                cout << jargon;
        }
        else
        {
                cout << "Status: 404\r\nContent-Type: text/html; charset=ISO-8859-1\r\n"
                        << "\r\n<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n"
                        << "<html><head>\n<title>404 Not Found</title>\n</head><body>\n"
                        << "<h1>Not Found</h1>\n<p>The requested URL "
                        << env.get("PATH_INFO") << " was not found on this server.</p>\n"
                        << "<hr />\n" << env.get("SERVER_SIGNATURE") << "</body></html>\n";
        }
}
Revision:	201
Committed:	2004-08-30T19:24:40-07:00 (20 years, 9 months ago) by Douglas Thrift
File size:	2783 byte(s)
Log Message:	Huzzah!
#	User	Rev	Content
1	Douglas Thrift	191	// Feeping Creaturism
2			//
3			// Douglas Thrift
4			//
5			// $Id$
6
7	Douglas Thrift	194	#include "Environment.hpp"
8			#include "Matcher.hpp"
9	Douglas Thrift	196	#include "Jargon.hpp"
10	Douglas Thrift	191
11	Douglas Thrift	194	extern "C"
12			{
13			#include <sys/types.h>
14			#include <sys/stat.h>
15			#include <fts.h>
16			}
17
18	Douglas Thrift	191	int main(int argc, char* argv[])
19			{
20	Douglas Thrift	201	FeepingCreaturism::program = argv[0];
21
22	Douglas Thrift	191	FeepingCreaturism creaturism;
23
24			return 0;
25			}
26	Douglas Thrift	194
27			FeepingCreaturism::FeepingCreaturism()
28			{
29			initialize();
30
31			std::string path(env.get("PATH_INFO"));
32			Matcher matcher;
33
34	Douglas Thrift	198	if (path == "/daily/") daily(); else if (path == "/random/")
35	Douglas Thrift	194	{
36			random();
37			}
38			else if (path == matcher("^/(" + this->matcher + ")$"))
39			{
40			select(matcher[1], true);
41			}
42	Douglas Thrift	198	else
43			{
44			cout << "Status: 301\r\n";
45			}
46	Douglas Thrift	194	}
47
48	Douglas Thrift	201	std::string FeepingCreaturism::program;
49
50	Douglas Thrift	194	void FeepingCreaturism::initialize()
51			{
52	Douglas Thrift	201	ext::Handle<xml::Document> document(xml::Parse("jargon.xml"));
53			ext::Handle<xml::Node> node(*document/"feepingcreaturism");
54	Douglas Thrift	194
55	Douglas Thrift	201	this->path = *node/"jargon";
56			this->matcher = *node/"matcher";
57	Douglas Thrift	194
58			char* path[] = { new char[this->path.size()] };
59
60			std::strcpy(path[0], this->path.c_str());
61
62			::FTS* traversal(::fts_open(path, FTS_LOGICAL, NULL));
63			Matcher matcher('^' + this->path + "/(" + this->matcher + ")$");
64
65	Douglas Thrift	196	if (traversal == NULL)
66			{
67	Douglas Thrift	201	cerr << program << ": Horrible Failure!\n";
68	Douglas Thrift	196
69			std::exit(1);
70			}
71
72	Douglas Thrift	194	for (::FTSENT* entity(::fts_read(traversal)); entity != NULL;
73			entity = ::fts_read(traversal))
74			{
75			if (entity->fts_info == FTS_F && entity->fts_path == matcher)
76			{
77			jargon.insert(matcher[1]);
78			}
79			}
80
81			::fts_close(traversal);
82
83			delete [] path[0];
84			}
85
86			void FeepingCreaturism::daily()
87			{
88			std::time_t when(std::time(NULL));
89			std::tm* now(std::localtime(&when));
90
91			now->tm_sec = 0;
92			now->tm_min = 0;
93			now->tm_hour = 0;
94
95			std::time_t difference(mktime(now) / 86400);
96			std::vector<std::string> jargon(this->jargon.begin(), this->jargon.end());
97			std::string entry(jargon.size() ? jargon[difference % jargon.size()] : "");
98
99			select(entry);
100			}
101
102			void FeepingCreaturism::random()
103			{
104			::srandomdev();
105
106			std::vector<std::string> jargon(this->jargon.begin(), this->jargon.end());
107			std::string entry(jargon.size() ? jargon[::random() % jargon.size()] : "");
108
109			select(entry);
110			}
111
112			void FeepingCreaturism::select(const std::string& selection, bool validate)
113			{
114			if (!validate \|\| jargon.find(selection) != jargon.end())
115			{
116	Douglas Thrift	196	cout << "Content-Type: text/html; charset=UTF-8\r\n\r\n";
117
118			Jargon jargon(path + '/' + selection);
119
120			cout << jargon;
121	Douglas Thrift	194	}
122	Douglas Thrift	195	else
123			{
124			cout << "Status: 404\r\nContent-Type: text/html; charset=ISO-8859-1\r\n"
125			<< "\r\n<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n"
126			<< "<html><head>\n<title>404 Not Found</title>\n</head><body>\n"
127			<< "<h1>Not Found</h1>\n<p>The requested URL "
128			<< env.get("PATH_INFO") << " was not found on this server.</p>\n"
129			<< "<hr />\n" << env.get("SERVER_SIGNATURE") << "</body></html>\n";
130			}
131	Douglas Thrift	194	}