File: ecpp.cpp

package info (click to toggle)
tntnet 3.0-4
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 3,488 kB
  • sloc: cpp: 16,636; javascript: 8,109; ansic: 2,189; makefile: 861; sh: 317; xml: 258; perl: 159; sql: 14
file content (168 lines) | stat: -rw-r--r-- 4,839 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
/*
 * Copyright (C) 2003-2005 Tommi Maekitalo
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * As a special exception, you may use this file as part of a free
 * software library without restriction. Specifically, if other files
 * instantiate templates or use macros or inline functions from this
 * file, or you compile this file and link it with other files to
 * produce an executable, this file does not by itself cause the
 * resulting executable to be covered by the GNU General Public
 * License. This exception does not however invalidate any other
 * reasons why the executable file might be covered by the GNU Library
 * General Public License.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */


#include <tnt/ecpp.h>
#include <tnt/urlmapper.h>
#include <tnt/comploader.h>
#include <tnt/httperror.h>
#include <tnt/httprequest.h>
#include <cxxtools/log.h>

log_define("tntnet.ecpp")

namespace tnt
{
  //////////////////////////////////////////////////////////////////////
  // Subcompident
  //
  inline std::ostream& operator<< (std::ostream& out, const Subcompident& comp)
    { return out << comp.toString(); }

  Subcompident::Subcompident(const std::string& ident)
    : tnt::Compident(ident)
  {
    std::string::size_type pos = compname.find('.');
    if (pos != std::string::npos)
    {
      subname = compname.substr(pos + 1);
      compname = compname.substr(0, pos);
    }
  }

  std::string Subcompident::toString() const
  {
    std::string ret = tnt::Compident::toString();
    if (!subname.empty())
    {
      ret += '.';
      ret += subname;
    }
    return ret;
  }

  //////////////////////////////////////////////////////////////////////
  // EcppComponent
  //
  EcppComponent::EcppComponent(const Compident& ci, const Urlmapper& um, Comploader& cl)
    : _myident(ci),
      _rootmapper(um),
      _loader(cl)
    { }

  EcppComponent::~EcppComponent()
    { }

  void EcppComponent::registerSubComp(const std::string& name, EcppSubComponent* comp)
  {
    log_debug(getCompident() << ": registerSubComp " << name);

    subcomps_type::const_iterator it = getSubcomps().find(name);
    if (it != getSubcomps().end())
      log_error("duplicate subcomp " << name);
    else
      getSubcomps().insert(subcomps_type::value_type(name, comp));
  }

  Component& EcppComponent::fetchComp(const std::string& url) const
  {
    log_debug("fetchComp(\"" << url << "\")");

    Subcompident ci(url);
    if (ci.libname.empty())
      ci.libname = _myident.libname;
    if (ci.compname.empty())
      ci.compname = _myident.compname;

    Component* comp;

    // fetch component by name
    comp = &_loader.fetchComp(ci, _rootmapper);

    // if there is a subcomponent, fetch it
    if (!ci.subname.empty())
    {
      try
      {
        EcppComponent& e = dynamic_cast<EcppComponent&>(*comp);
        comp = &e.fetchSubComp(ci.subname);
      }
      catch (const NotFoundException&)
      {
        throw;
      }
      catch (const std::exception&)
      {
        throw NotFoundException(url);
      }
    }

    return *comp;
  }

  Component& EcppComponent::fetchComp(const Compident& ci) const
  {
    if (ci.libname.empty())
    {
      Compident cii(ci);
      cii.libname = _myident.libname;
      return _loader.fetchComp(cii, _rootmapper);
    }
    else
      return _loader.fetchComp(ci, _rootmapper);
  }

  Component* EcppComponent::createComp(const Compident& ci) const
  {
    log_debug("createComp(" << ci << ")");
    if (ci.libname.empty())
    {
      Compident cii(ci);
      cii.libname = _myident.libname;
      return _loader.createComp(cii, _rootmapper);
    }
    else
      return _loader.createComp(ci, _rootmapper);
  }

  EcppSubComponent& EcppComponent::fetchSubComp(const std::string& sub) const
  {
    log_debug(getCompident() << ": fetchSubComp(\"" << sub << "\")");

    subcomps_type::const_iterator it = getSubcomps().find(sub);
    if (it == getSubcomps().end())
      throw NotFoundException(Subcompident(getCompident(), sub).toString());
    return *it->second;
  }

  ///////////////////////////////////////////////////////////////////////
  // ecppSubComponent
  //
  void EcppSubComponent::drop()
    { }
}