repos/DecentralizedMedia/DecentralizedMedia.cpp

// Decentralized Media
//
// Douglas Thrift
//
// $Id$

#include <menes/standard.hh>

#include <menes-api/pcre/regex.hpp>
#include <menes-app/simple.hpp>
#include <menes-dbi/driver.hpp>
#include <menes-dbi/resultset.hpp>
#include <menes-etl/fnbind.hpp>
#include <menes-ios/helpers.hpp>
#include <menes-net/http/request.hpp>
#include <menes-net/http/response.hpp>

#include "DecentralizedMedia.hpp"

int Main(const app::Options& options)
{
        ext::RedBlackSet<ext::String> extensions, locals;
        api::Pcre::RegEx extension(_B("^-extension=(.+)$")), local(_B("^-local=(.+)$"));

        _foreach (const app::ArgumentList, arg, app::GetArguments())
        {
                api::Pcre::RegEx::Match match;

                if (match = extension(*arg))
                        extensions.Insert(match[1]);
                else if (match = local(*arg))
                        locals.Insert(match[1]);
        }

        if (extensions.IsEmpty())
                extensions.Insert(_B("mp3"));

        locals.Insert("Media");

        _S<DecentralizedMedia> media(extensions, locals);

        media.Block();

        return 0;
}

DecentralizedMedia::DecentralizedMedia(const ext::RedBlackSet<ext::String>& extensions, const ext::RedBlackSet<ext::String>& locals) : waf::Server(_B("Web")), process(bmp.IsRunning() ? NULL : new api::Process(_B("/usr/X11R6/bin/beep-media-player"))), connection(dbi::GetDriver("pgsql")->Connect("", "douglas", "", "media")), extensions(extensions)
{
        if (!locals.IsEmpty())
        {
                _L<ext::String> args(locals.Begin(), locals.End());

                _foreach (const ext::RedBlackSet<ext::String>, extension, extensions)
                {
                        if (extension != _set.Begin())
                                args.InsertLast(_B("-or"));

                        args.InsertLast(_B("-iname"));
                        args.InsertLast(_S<ios::String>() << _B("*.") << *extension);
                }

                _H<api::Process> find(new api::Process(_B("/usr/bin/find"), args));
                ext::String file;

                while (ios::ReadLine(*find->GetReader(), file))
                        /*media.Insert(file)*/;

                find->Join();
        }

        AddPort(6996);
}

DecentralizedMedia::~DecentralizedMedia()
{
        if (!process.IsEmpty())
        {
                _H<api::Thread> thread(new api::Thread(etl::BindAll(&DecentralizedMedia::Destroy, this)));

                bmp.Quit();

                thread->Join();
        }
}

_L<ext::String> DecentralizedMedia::GetArtists() const
{
        _H<dbi::ResultSet> artists_(connection->Execute(_B("SELECT DISTINCT artist FROM files WHERE live = TRUE")));
        _L<ext::String> artists;

        while (artists_->MoveNext())
                artists.InsertLast(artists_->GetString(_B("artist")));

        return artists;
}

_L<ext::String> DecentralizedMedia::GetTitles() const
{
        _H<dbi::ResultSet> titles_(connection->Execute(_B("SELECT DISTINCT title FROM files WHERE live = TRUE")));
        _L<ext::String> titles;

        while (titles_->MoveNext())
                titles.InsertLast(titles_->GetString(_B("title")));

        return titles;
}

_L<ext::String> DecentralizedMedia::GetAlbums() const
{
        _H<dbi::ResultSet> albums_(connection->Execute(_B("SELECT DISTINCT album FROM files WHERE live = TRUE")));
        _L<ext::String> albums;

        while (albums_->MoveNext())
                albums.InsertLast(albums_->GetString(_B("album")));

        return albums;
}

_L<ext::String> DecentralizedMedia::GetGenres() const
{
        _H<dbi::ResultSet> genres_(connection->Execute(_B("SELECT DISTINCT album FROM files WHERE live = TRUE")));
        _L<ext::String> genres;

        while (genres_->MoveNext())
                genres.InsertLast(genres_->GetString(_B("genre")));

        return genres;
}

_L<MediaFolder> DecentralizedMedia::GetFolders() const
{
        _H<dbi::ResultSet> paths(connection->Execute(_B("SELECT DISTINCT root FROM files WHERE live = TRUE")));
        _L<MediaFolder> folders;

        while (paths->MoveNext())
                folders.InsertLast(MediaFolder(connection, paths->GetString(_B("path"))));

        return folders;
}

void DecentralizedMedia::Process(const net::Http::Request& request, net::Http::Response& response)
{
        if (request.method_ == _B("EXTENSIONS"))
        {
                response.SetStatus(200);

                _foreach (const ext::RedBlackSet<ext::String>, extension, extensions)
                        response << *extension << ios::NewLineNoFlush;
        }
        else if (request.method_ == _B("MEDIA"))
        {
                // XXX: implement
        }
        else
                waf::Server::Process(request, response);
}
Revision:	492
Committed:	2005-06-17T03:25:01-07:00 (20 years ago) by douglas
File size:	3973 byte(s)
Log Message:	Guh\!
#	User	Rev	Content
1	douglas	464	// Decentralized Media
2			//
3			// Douglas Thrift
4			//
5			// $Id$
6
7	douglas	470	#include <menes/standard.hh>
8	douglas	464
9	douglas	474	#include <menes-api/pcre/regex.hpp>
10	douglas	471	#include <menes-app/simple.hpp>
11	douglas	484	#include <menes-dbi/driver.hpp>
12			#include <menes-dbi/resultset.hpp>
13	douglas	471	#include <menes-etl/fnbind.hpp>
14	douglas	474	#include <menes-ios/helpers.hpp>
15	douglas	471	#include <menes-net/http/request.hpp>
16			#include <menes-net/http/response.hpp>
17	douglas	470
18	douglas	471	#include "DecentralizedMedia.hpp"
19	douglas	464
20	douglas	471	int Main(const app::Options& options)
21	douglas	464	{
22	douglas	491	ext::RedBlackSet<ext::String> extensions, locals;
23	douglas	474	api::Pcre::RegEx extension(_B("^-extension=(.+)$")), local(_B("^-local=(.+)$"));
24	douglas	464
25	douglas	474	_foreach (const app::ArgumentList, arg, app::GetArguments())
26			{
27			api::Pcre::RegEx::Match match;
28
29			if (match = extension(*arg))
30	douglas	491	extensions.Insert(match[1]);
31	douglas	474	else if (match = local(*arg))
32	douglas	491	locals.Insert(match[1]);
33	douglas	474	}
34
35			if (extensions.IsEmpty())
36	douglas	491	extensions.Insert(_B("mp3"));
37	douglas	474
38	douglas	491	locals.Insert("Media");
39
40	douglas	481	_S<DecentralizedMedia> media(extensions, locals);
41	douglas	474
42	douglas	472	media.Block();
43
44	douglas	471	return 0;
45			}
46	douglas	469
47	douglas	491	DecentralizedMedia::DecentralizedMedia(const ext::RedBlackSet<ext::String>& extensions, const ext::RedBlackSet<ext::String>& locals) : waf::Server(_B("Web")), process(bmp.IsRunning() ? NULL : new api::Process(_B("/usr/X11R6/bin/beep-media-player"))), connection(dbi::GetDriver("pgsql")->Connect("", "douglas", "", "media")), extensions(extensions)
48	douglas	471	{
49	douglas	474	if (!locals.IsEmpty())
50			{
51	douglas	491	_L<ext::String> args(locals.Begin(), locals.End());
52	douglas	474
53	douglas	491	_foreach (const ext::RedBlackSet<ext::String>, extension, extensions)
54	douglas	474	{
55	douglas	476	if (extension != _set.Begin())
56			args.InsertLast(_B("-or"));
57
58	douglas	492	args.InsertLast(_B("-iname"));
59	douglas	474	args.InsertLast(_S<ios::String>() << _B(".") << extension);
60			}
61
62			_H<api::Process> find(new api::Process(_B("/usr/bin/find"), args));
63			ext::String file;
64
65			while (ios::ReadLine(*find->GetReader(), file))
66	douglas	476	/media.Insert(file)/;
67	douglas	474
68			find->Join();
69			}
70
71	douglas	471	AddPort(6996);
72			}
73	douglas	469
74	douglas	471	DecentralizedMedia::~DecentralizedMedia()
75	douglas	469	{
76	douglas	471	if (!process.IsEmpty())
77			{
78			_H<api::Thread> thread(new api::Thread(etl::BindAll(&DecentralizedMedia::Destroy, this)));
79	douglas	470
80	douglas	471	bmp.Quit();
81	douglas	469
82	douglas	471	thread->Join();
83			}
84	douglas	464	}
85	douglas	471
86	douglas	491	_L<ext::String> DecentralizedMedia::GetArtists() const
87			{
88			_H<dbi::ResultSet> artists_(connection->Execute(_B("SELECT DISTINCT artist FROM files WHERE live = TRUE")));
89			_L<ext::String> artists;
90
91			while (artists_->MoveNext())
92			artists.InsertLast(artists_->GetString(_B("artist")));
93
94			return artists;
95			}
96
97			_L<ext::String> DecentralizedMedia::GetTitles() const
98			{
99			_H<dbi::ResultSet> titles_(connection->Execute(_B("SELECT DISTINCT title FROM files WHERE live = TRUE")));
100			_L<ext::String> titles;
101
102			while (titles_->MoveNext())
103			titles.InsertLast(titles_->GetString(_B("title")));
104
105			return titles;
106			}
107
108			_L<ext::String> DecentralizedMedia::GetAlbums() const
109			{
110			_H<dbi::ResultSet> albums_(connection->Execute(_B("SELECT DISTINCT album FROM files WHERE live = TRUE")));
111			_L<ext::String> albums;
112
113			while (albums_->MoveNext())
114			albums.InsertLast(albums_->GetString(_B("album")));
115
116			return albums;
117			}
118
119			_L<ext::String> DecentralizedMedia::GetGenres() const
120			{
121			_H<dbi::ResultSet> genres_(connection->Execute(_B("SELECT DISTINCT album FROM files WHERE live = TRUE")));
122			_L<ext::String> genres;
123
124			while (genres_->MoveNext())
125			genres.InsertLast(genres_->GetString(_B("genre")));
126
127			return genres;
128			}
129
130			_L<MediaFolder> DecentralizedMedia::GetFolders() const
131			{
132			_H<dbi::ResultSet> paths(connection->Execute(_B("SELECT DISTINCT root FROM files WHERE live = TRUE")));
133			_L<MediaFolder> folders;
134
135			while (paths->MoveNext())
136			folders.InsertLast(MediaFolder(connection, paths->GetString(_B("path"))));
137
138			return folders;
139			}
140
141	douglas	471	void DecentralizedMedia::Process(const net::Http::Request& request, net::Http::Response& response)
142			{
143	douglas	474	if (request.method_ == _B("EXTENSIONS"))
144			{
145			response.SetStatus(200);
146
147	douglas	492	_foreach (const ext::RedBlackSet<ext::String>, extension, extensions)
148	douglas	476	response << *extension << ios::NewLineNoFlush;
149	douglas	474	}
150			else if (request.method_ == _B("MEDIA"))
151			{
152			// XXX: implement
153			}
154	douglas	471	else
155			waf::Server::Process(request, response);
156			}