1 /*
2 
3   Copyright (C) 2011 Grame
4 
5   This library is free software; you can redistribute it and/or
6   modify it under the terms of the GNU Lesser General Public
7   License as published by the Free Software Foundation; either
8   version 2.1 of the License, or (at your option) any later version.
9 
10   This library is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13   Lesser General Public License for more details.
14 
15   You should have received a copy of the GNU Lesser General Public
16   License along with this library; if not, write to the Free Software
17   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
18 
19   Grame Research Laboratory, 9 rue du Garet, 69001 Lyon - France
20   research@grame.fr
21 
22 */
23 
24 #ifndef __jsonroot__
25 #define __jsonroot__
26 
27 #include <ostream>
28 #include <string>
29 #include <map>
30 #include <vector>
31 #include <sstream>
32 
33 #include "smartpointer.h"
34 #include "jsonnode.h"
35 
36 namespace httpdfaust
37 {
38 
39 //--------------------------------------------------------------------------
40 /*!
41 	\brief a faust root is a terminal node and represents a faust parameter controler
42 */
43 class jsonroot : public smartable
44 {
45 
46     private:
47 
48         std::string fName;
49         std::string fAddress;
50         int			fPort;
51         int			fInputs;
52         int			fOutputs;
53         std::map<std::string, std::string> fMeta;
54         std::vector<Sjsonnode> fUi;
55         std::stringstream fJSON;
56 
flatten(const std::string & src)57         inline std::string flatten(const std::string& src)
58         {
59             std::stringstream dst;
60             for (size_t i = 0; i < src.size(); i++) {
61                 switch (src[i]) {
62                     case '\n':
63                     case '\t':
64                         dst << ' ';
65                         break;
66                     default:
67                         dst << src[i];
68                         break;
69                 }
70             }
71             return dst.str();
72         }
73 
74 	public:
jsonroot(const char * name,const char * address,int port)75 				 jsonroot(const char *name, const char* address, int port)
76 					:fName(name), fAddress(address), fPort(port), fInputs(0), fOutputs(0) {}
~jsonroot()77 		virtual ~jsonroot() {}
78 
79 		void print(std::ostream& out) const;
add(const Sjsonnode & node)80 		void add(const Sjsonnode& node)					{ fUi.push_back(node); }
setPort(int port)81 		void setPort(int port)							{ fPort = port; }
declare(const char * key,const char * val)82 		void declare(const char* key, const char* val)	{ fMeta[key] = val; }
setInputs(int inputs)83 		void setInputs(int inputs)						{ fInputs = inputs;}
setOutputs(int outputs)84 		void setOutputs(int outputs)                    { fOutputs = outputs; }
85 		std::string	json(bool flat = false)             { print(fJSON); return (flat) ? flatten(fJSON.str()) : fJSON.str(); }
86 };
87 
88 } // end namespoace
89 
90 #endif
91