src/lib/dkdm_wrapper.cc

   1 /*
   2     Copyright (C) 2017 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "compose.hpp"
  22 #include "dkdm_wrapper.h"
  23 #include "dcpomatic_assert.h"
  24 #include "warnings.h"
  25 DCPOMATIC_DISABLE_WARNINGS
  26 #include <libxml++/libxml++.h>
  27 DCPOMATIC_ENABLE_WARNINGS
  28 #include <boost/foreach.hpp>
  29
  30 using std::string;
  31 using std::list;
  32 using boost::shared_ptr;
  33 using boost::dynamic_pointer_cast;
  34
  35 shared_ptr<DKDMBase>
  36 DKDMBase::read (cxml::ConstNodePtr node)
  37 {
  38         if (node->name() == "DKDM") {
  39                 return shared_ptr<DKDM> (new DKDM (dcp::EncryptedKDM (node->content ())));
  40         } else if (node->name() == "DKDMGroup") {
  41                 shared_ptr<DKDMGroup> group (new DKDMGroup (node->string_attribute ("Name")));
  42                 BOOST_FOREACH (cxml::ConstNodePtr i, node->node_children()) {
  43                         shared_ptr<DKDMBase> c = read (i);
  44                         if (c) {
  45                                 group->add (c);
  46                         }
  47                 }
  48                 return group;
  49         }
  50
  51         return shared_ptr<DKDMBase> ();
  52 }
  53
  54 string
  55 DKDM::name () const
  56 {
  57         return String::compose ("%1 (%2)", _dkdm.content_title_text(), _dkdm.cpl_id());
  58 }
  59
  60 void
  61 DKDM::as_xml (xmlpp::Element* node) const
  62 {
  63         node->add_child("DKDM")->add_child_text (_dkdm.as_xml ());
  64 }
  65
  66 void
  67 DKDMGroup::as_xml (xmlpp::Element* node) const
  68 {
  69         xmlpp::Element* f = node->add_child("DKDMGroup");
  70         f->set_attribute ("Name", _name);
  71         BOOST_FOREACH (shared_ptr<DKDMBase> i, _children) {
  72                 i->as_xml (f);
  73         }
  74 }
  75
  76 void
  77 DKDMGroup::add (shared_ptr<DKDMBase> child, shared_ptr<DKDM> previous)
  78 {
  79         DCPOMATIC_ASSERT (child);
  80         if (previous) {
  81                 list<shared_ptr<DKDMBase> >::iterator i = find (_children.begin(), _children.end(), previous);
  82                 if (i != _children.end ()) {
  83                         ++i;
  84                 }
  85                 _children.insert (i, child);
  86         } else {
  87                 _children.push_back (child);
  88         }
  89         child->set_parent (dynamic_pointer_cast<DKDMGroup> (shared_from_this ()));
  90 }
  91
  92 void
  93 DKDMGroup::remove (shared_ptr<DKDMBase> child)
  94 {
  95         for (list<shared_ptr<DKDMBase> >::iterator i = _children.begin(); i != _children.end(); ++i) {
  96                 if (*i == child) {
  97                         _children.erase (i);
  98                         child->set_parent (shared_ptr<DKDMGroup> ());
  99                         return;
 100                 }
 101                 shared_ptr<DKDMGroup> g = dynamic_pointer_cast<DKDMGroup> (*i);
 102                 if (g) {
 103                         g->remove (child);
 104                 }
 105         }
 106 }