repos/DecentralizedMedia/DecentralizedMedia.cpp

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

#include <cxx/standard.hh>

#include <api/exename.hpp>
#include <api/pcre/regex.hpp>
#include <app/simple.hpp>
#include <dbi/driver.hpp>
#include <hop/bind.hpp>
#include <ios/helpers.hpp>
#include <net/http/request.hpp>
#include <net/http/response.hpp>
#include <xml/document.hpp>
#include <xml/parse.hpp>

#include "DecentralizedMedia.hpp"

int Main(const app::Options& options)
{
        api::Pcre::RegEx configuration_(_B("^-configuration=(.+)$")), extension(_B("^-extension=(.+)$")), local(_B("^-local=(.+)$")), player_("^-player=(\\d+)$");
        cse::String configuration(_B("DecentralizedMedia.xml"));
        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 = configuration_(*arg))
                        configuration = match[1];
                else 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]);
                else
                {
                        api::Cout << _B("Usage: ") << api::GetExecutablePath().GetName() << _B(" [-configuration=.+] [-extension=.+] [-local=.+] [-player=\\d+]") << ios::NewLine;

                        return 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(configuration, extensions, locals, player);

        media.Block();

        return 0;
}

DecentralizedMedia::DecentralizedMedia(const cse::String& configuration, const ext::RedBlackSet<cse::String>& extensions, const ext::RedBlackSet<api::Path>& locals, int player) : waf::Server(_B("Web")), connector(new _H<Connector>(configuration)), extensions(extensions), library(connector), player(connector, 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();
        }

        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>(connector, 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(connector, path, root);

        _foreach (const xml::NodeSet, file, *folder/"file")
                MediaFile(connector, 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:	802
Committed:	2006-06-22T04:12:17-07:00 (19 years ago) by douglas
File size:	4044 byte(s)
Log Message:	Hmm, I wonder why I never did this before...
#	User	Rev	Content
1	douglas	464	// Decentralized Media
2			//
3			// Douglas Thrift
4			//
5			// $Id$
6
7	douglas	560	#include <cxx/standard.hh>
8	douglas	464
9	douglas	802	#include <api/exename.hpp>
10	douglas	560	#include <api/pcre/regex.hpp>
11			#include <app/simple.hpp>
12			#include <dbi/driver.hpp>
13			#include <hop/bind.hpp>
14			#include <ios/helpers.hpp>
15			#include <net/http/request.hpp>
16			#include <net/http/response.hpp>
17			#include <xml/document.hpp>
18			#include <xml/parse.hpp>
19	douglas	470
20	douglas	471	#include "DecentralizedMedia.hpp"
21	douglas	464
22	douglas	471	int Main(const app::Options& options)
23	douglas	464	{
24	douglas	802	api::Pcre::RegEx configuration_(_B("^-configuration=(.+)$")), extension(_B("^-extension=(.+)$")), local(_B("^-local=(.+)$")), player_("^-player=(\\d+)$");
25	douglas	555	cse::String configuration(_B("DecentralizedMedia.xml"));
26	douglas	534	ext::RedBlackSet<cse::String> extensions;
27	douglas	529	ext::RedBlackSet<api::Path> locals;
28	douglas	542	int player(0);
29	douglas	464
30	douglas	474	_foreach (const app::ArgumentList, arg, app::GetArguments())
31			{
32			api::Pcre::RegEx::Match match;
33
34	douglas	555	if (match = configuration_(*arg))
35			configuration = match[1];
36			else if (match = extension(*arg))
37	douglas	491	extensions.Insert(match[1]);
38	douglas	474	else if (match = local(*arg))
39	douglas	529	locals.Insert(api::Path(match[1]).GetRealPath());
40	douglas	542	else if (match = player_(*arg))
41			player = lexical_cast<int>(match[1]);
42	douglas	802	else
43			{
44			api::Cout << _B("Usage: ") << api::GetExecutablePath().GetName() << _B(" [-configuration=.+] [-extension=.+] [-local=.+] [-player=\\d+]") << ios::NewLine;
45
46			return 1;
47			}
48	douglas	474	}
49
50			if (extensions.IsEmpty())
51	douglas	491	extensions.Insert(_B("mp3"));
52	douglas	474
53	douglas	529	{
54			api::Path media(_B("Media"));
55
56			if (!media.Exists())
57			media.CreateDirectory();
58
59			locals.Insert(media.GetRealPath());
60			}
61	douglas	491
62	douglas	555	_S<DecentralizedMedia> media(configuration, extensions, locals, player);
63	douglas	474
64	douglas	472	media.Block();
65
66	douglas	471	return 0;
67			}
68	douglas	469
69	douglas	555	DecentralizedMedia::DecentralizedMedia(const cse::String& configuration, const ext::RedBlackSet<cse::String>& extensions, const ext::RedBlackSet<api::Path>& locals, int player) : waf::Server(_B("Web")), connector(new _H<Connector>(configuration)), extensions(extensions), library(connector), player(connector, player)
70	douglas	471	{
71	douglas	517	{
72	douglas	534	_L<cse::String> args;
73	douglas	474
74	douglas	534	_foreach (const ext::RedBlackSet<cse::String>, extension, extensions)
75	douglas	507	args.InsertLast(_S<ios::String>() << "-extension=" << *extension);
76	douglas	474
77	douglas	529	_foreach (const ext::RedBlackSet<api::Path>, local, locals)
78	douglas	507	args.InsertLast(_S<ios::String>() << "-local=" << *local);
79	douglas	474
80	douglas	517	_S<api::Process> media(_B("Util/media"), args);
81	douglas	474
82	douglas	517	Media(*media.GetReader());
83	douglas	503
84	douglas	517	media.Join();
85	douglas	474	}
86
87	douglas	471	AddPort(6996);
88			}
89	douglas	469
90	douglas	471	void DecentralizedMedia::Process(const net::Http::Request& request, net::Http::Response& response)
91			{
92	douglas	547	api::Cout << request.client_ << _B(" ");
93
94	douglas	531	if (request.method_ == _B("EXTENSIONS"))
95	douglas	474	{
96	douglas	507	api::Cout << "EXTENSIONS" << ios::NewLine;
97
98	douglas	474	response.SetStatus(200);
99
100	douglas	534	_foreach (const ext::RedBlackSet<cse::String>, extension, extensions)
101	douglas	476	response << *extension << ios::NewLineNoFlush;
102	douglas	474	}
103	douglas	531	else if (request.method_ == _B("MEDIA"))
104	douglas	474	{
105	douglas	507	api::Cout << "MEDIA" << ios::NewLine;
106
107	douglas	508	if (!request.content_.IsEmpty())
108	douglas	509	{
109	douglas	542	api::InternetAddress host(request.client_);
110	douglas	508
111	douglas	542	host.SetPort(6996);
112
113			Media(*request.content_, host);
114
115	douglas	509	response.SetStatus(204);
116			}
117			else
118	douglas	531	response.SetStatus(411);
119	douglas	474	}
120	douglas	471	else
121			waf::Server::Process(request, response);
122			}
123	douglas	507
124	douglas	547	void DecentralizedMedia::Media(ios::Reader& media, const api::Address& host)
125	douglas	507	{
126	douglas	541	_R<xml::Document> document(xml::Parse(media));
127	douglas	531	api::Pcre::RegEx share("^[0-9a-f]+$");
128	douglas	507
129			_foreach (const xml::NodeSet, folder, *document/"media"/"folder")
130			{
131	douglas	534	cse::String path(**folder/"path");
132	douglas	507
133	douglas	514	if (api::Pcre::RegEx::Match match = share(path))
134			{
135	douglas	555	_R<Share> share(new _H<Share>(connector, host, match[0]));
136	douglas	514
137			path = share->path.GetPath();
138
139	douglas	542	player.Add(share);
140	douglas	514	}
141
142			Media(*folder, path, path);
143	douglas	507	}
144			}
145
146	douglas	541	void DecentralizedMedia::Media(const _R<xml::Node>& folder, const api::Path& path, const api::Path& root)
147	douglas	507	{
148	douglas	555	MediaFolder(connector, path, root);
149	douglas	507
150			_foreach (const xml::NodeSet, file, *folder/"file")
151	douglas	555	MediaFile(connector, path.GetChild(file/"path"), file/"artist", file/"title", file/"album", **file/"genre", root);
152	douglas	507
153			_foreach (const xml::NodeSet, folder_, *folder/"folder")
154			Media(folder_, path.GetChild(*folder_/"path"), root);
155			}