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-hop/bind.hpp>
#include <menes-ios/helpers.hpp>
#include <menes-net/http/request.hpp>
#include <menes-net/http/response.hpp>
#include <menes-xml/document.hpp>
#include <menes-xml/parse.hpp>

#include "DecentralizedMedia.hpp"

int Main(const app::Options& options)
{
        api::Pcre::RegEx extension(_B("^-extension=(.+)$")), local(_B("^-local=(.+)$")), player_("^-player=(.+)$");
        ext::RedBlackSet<cse::String> extensions;
        ext::RedBlackSet<api::Path> locals;
        int player(0);

        _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(api::Path(match[1]).GetRealPath());
                else if (match = player_(*arg))
                        player = lexical_cast<int>(match[1]);
        }

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

        {
                api::Path media(_B("Media"));
        
                if (!media.Exists())
                        media.CreateDirectory();
        
                locals.Insert(media.GetRealPath());
        }

        _S<DecentralizedMedia> media(extensions, locals, player);

        media.Block();

        return 0;
}

DecentralizedMedia::DecentralizedMedia(const ext::RedBlackSet<cse::String>& extensions, const ext::RedBlackSet<api::Path>& locals, int player) : waf::Server(_B("Web")), connection(dbi::GetDriver("dbi::PgSql::Driver")->Connect("", "douglas", "", "media")), extensions(extensions), library(connection), player(connection, player)
{
        {
                _L<cse::String> args;

                _foreach (const ext::RedBlackSet<cse::String>, extension, extensions)
                        args.InsertLast(_S<ios::String>() << "-extension=" << *extension);

                _foreach (const ext::RedBlackSet<api::Path>, local, locals)
                        args.InsertLast(_S<ios::String>() << "-local=" << *local);

                _S<api::Process> media(_B("Util/media"), args);

                Media(*media.GetReader());

                media.Join();
        }

        {
                _L<cse::String> args;

                args.InsertLast(_B("-s"));
                args.InsertLast(_B("object/DecentralizedMedia.hh.gch"));

                _S<api::Process> make(CFG_GNU_MAKE, args);

                make.ClearWriter();

                _S<ios::String> error;

                ios::ReadToWrite(*make.GetReader(), error);

                if (make.Join() != 0)
                        throw ext::StringException(error);
        }

        AddPort(6996);
}

void DecentralizedMedia::Process(const net::Http::Request& request, net::Http::Response& response)
{
        api::Cout << request.client_ << _B(" ");

        if (request.method_ == _B("EXTENSIONS"))
        {
                api::Cout << "EXTENSIONS" << ios::NewLine;

                response.SetStatus(200);

                _foreach (const ext::RedBlackSet<cse::String>, extension, extensions)
                        response << *extension << ios::NewLineNoFlush;
        }
        else if (request.method_ == _B("MEDIA"))
        {
                api::Cout << "MEDIA" << ios::NewLine;

                if (!request.content_.IsEmpty())
                {
                        api::InternetAddress host(request.client_);

                        host.SetPort(6996);

                        Media(*request.content_, host);

                        response.SetStatus(204);
                }
                else
                        response.SetStatus(411);
        }
        else
                waf::Server::Process(request, response);
}

void DecentralizedMedia::Media(ios::Reader& media, const api::Address& host)
{
        _R<xml::Document> document(xml::Parse(media));
        api::Pcre::RegEx share("^[0-9a-f]+$");
        
        _foreach (const xml::NodeSet, folder, *document/"media"/"folder")
        {
                cse::String path(**folder/"path");

                if (api::Pcre::RegEx::Match match = share(path))
                {
                        _R<Share> share(new _H<Share>(connection, host, match[0]));

                        path = share->path.GetPath();

                        player.Add(share);
                }

                Media(*folder, path, path);
        }
}

void DecentralizedMedia::Media(const _R<xml::Node>& folder, const api::Path& path, const api::Path& root)
{
        MediaFolder(connection, path, root);

        _foreach (const xml::NodeSet, file, *folder/"file")
                MediaFile(connection, path.GetChild(**file/"path"), **file/"artist", **file/"title", **file/"album", **file/"genre", root);

        _foreach (const xml::NodeSet, folder_, *folder/"folder")
                Media(*folder_, path.GetChild(**folder_/"path"), root);
}
Revision:	547
Committed:	2005-07-04T02:47:18-07:00 (19 years, 11 months ago) by douglas
File size:	4034 byte(s)
Log Message:	Meep!
#	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	douglas	538	#include <menes-hop/bind.hpp>
13	douglas	474	#include <menes-ios/helpers.hpp>
14	douglas	471	#include <menes-net/http/request.hpp>
15			#include <menes-net/http/response.hpp>
16	douglas	507	#include <menes-xml/document.hpp>
17			#include <menes-xml/parse.hpp>
18	douglas	470
19	douglas	471	#include "DecentralizedMedia.hpp"
20	douglas	464
21	douglas	471	int Main(const app::Options& options)
22	douglas	464	{
23	douglas	542	api::Pcre::RegEx extension(_B("^-extension=(.+)$")), local(_B("^-local=(.+)$")), player_("^-player=(.+)$");
24	douglas	534	ext::RedBlackSet<cse::String> extensions;
25	douglas	529	ext::RedBlackSet<api::Path> locals;
26	douglas	542	int player(0);
27	douglas	464
28	douglas	474	_foreach (const app::ArgumentList, arg, app::GetArguments())
29			{
30			api::Pcre::RegEx::Match match;
31
32			if (match = extension(*arg))
33	douglas	491	extensions.Insert(match[1]);
34	douglas	474	else if (match = local(*arg))
35	douglas	529	locals.Insert(api::Path(match[1]).GetRealPath());
36	douglas	542	else if (match = player_(*arg))
37			player = lexical_cast<int>(match[1]);
38	douglas	474	}
39
40			if (extensions.IsEmpty())
41	douglas	491	extensions.Insert(_B("mp3"));
42	douglas	474
43	douglas	529	{
44			api::Path media(_B("Media"));
45
46			if (!media.Exists())
47			media.CreateDirectory();
48
49			locals.Insert(media.GetRealPath());
50			}
51	douglas	491
52	douglas	542	_S<DecentralizedMedia> media(extensions, locals, player);
53	douglas	474
54	douglas	472	media.Block();
55
56	douglas	471	return 0;
57			}
58	douglas	469
59	douglas	542	DecentralizedMedia::DecentralizedMedia(const ext::RedBlackSet<cse::String>& extensions, const ext::RedBlackSet<api::Path>& locals, int player) : waf::Server(_B("Web")), connection(dbi::GetDriver("dbi::PgSql::Driver")->Connect("", "douglas", "", "media")), extensions(extensions), library(connection), player(connection, player)
60	douglas	471	{
61	douglas	517	{
62	douglas	534	_L<cse::String> args;
63	douglas	474
64	douglas	534	_foreach (const ext::RedBlackSet<cse::String>, extension, extensions)
65	douglas	507	args.InsertLast(_S<ios::String>() << "-extension=" << *extension);
66	douglas	474
67	douglas	529	_foreach (const ext::RedBlackSet<api::Path>, local, locals)
68	douglas	507	args.InsertLast(_S<ios::String>() << "-local=" << *local);
69	douglas	474
70	douglas	517	_S<api::Process> media(_B("Util/media"), args);
71	douglas	474
72	douglas	517	Media(*media.GetReader());
73	douglas	503
74	douglas	517	media.Join();
75	douglas	474	}
76
77	douglas	517	{
78	douglas	534	_L<cse::String> args;
79	douglas	517
80			args.InsertLast(_B("-s"));
81			args.InsertLast(_B("object/DecentralizedMedia.hh.gch"));
82
83			_S<api::Process> make(CFG_GNU_MAKE, args);
84
85			make.ClearWriter();
86
87			_S<ios::String> error;
88
89			ios::ReadToWrite(*make.GetReader(), error);
90
91			if (make.Join() != 0)
92			throw ext::StringException(error);
93			}
94
95	douglas	471	AddPort(6996);
96			}
97	douglas	469
98	douglas	471	void DecentralizedMedia::Process(const net::Http::Request& request, net::Http::Response& response)
99			{
100	douglas	547	api::Cout << request.client_ << _B(" ");
101
102	douglas	531	if (request.method_ == _B("EXTENSIONS"))
103	douglas	474	{
104	douglas	507	api::Cout << "EXTENSIONS" << ios::NewLine;
105
106	douglas	474	response.SetStatus(200);
107
108	douglas	534	_foreach (const ext::RedBlackSet<cse::String>, extension, extensions)
109	douglas	476	response << *extension << ios::NewLineNoFlush;
110	douglas	474	}
111	douglas	531	else if (request.method_ == _B("MEDIA"))
112	douglas	474	{
113	douglas	507	api::Cout << "MEDIA" << ios::NewLine;
114
115	douglas	508	if (!request.content_.IsEmpty())
116	douglas	509	{
117	douglas	542	api::InternetAddress host(request.client_);
118	douglas	508
119	douglas	542	host.SetPort(6996);
120
121			Media(*request.content_, host);
122
123	douglas	509	response.SetStatus(204);
124			}
125			else
126	douglas	531	response.SetStatus(411);
127	douglas	474	}
128	douglas	471	else
129			waf::Server::Process(request, response);
130			}
131	douglas	507
132	douglas	547	void DecentralizedMedia::Media(ios::Reader& media, const api::Address& host)
133	douglas	507	{
134	douglas	541	_R<xml::Document> document(xml::Parse(media));
135	douglas	531	api::Pcre::RegEx share("^[0-9a-f]+$");
136	douglas	507
137			_foreach (const xml::NodeSet, folder, *document/"media"/"folder")
138			{
139	douglas	534	cse::String path(**folder/"path");
140	douglas	507
141	douglas	514	if (api::Pcre::RegEx::Match match = share(path))
142			{
143	douglas	541	_R<Share> share(new _H<Share>(connection, host, match[0]));
144	douglas	514
145			path = share->path.GetPath();
146
147	douglas	542	player.Add(share);
148	douglas	514	}
149
150			Media(*folder, path, path);
151	douglas	507	}
152			}
153
154	douglas	541	void DecentralizedMedia::Media(const _R<xml::Node>& folder, const api::Path& path, const api::Path& root)
155	douglas	507	{
156			MediaFolder(connection, path, root);
157
158			_foreach (const xml::NodeSet, file, *folder/"file")
159			MediaFile(connection, path.GetChild(file/"path"), file/"artist", file/"title", file/"album", **file/"genre", root);
160
161			_foreach (const xml::NodeSet, folder_, *folder/"folder")
162			Media(folder_, path.GetChild(*folder_/"path"), root);
163			}