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
  29 using std::string;
  30 using std::list;
  31 using std::shared_ptr;
  32 using std::dynamic_pointer_cast;
  33
  34 shared_ptr<DKDMBase>
  35 DKDMBase::read (cxml::ConstNodePtr node)
  36 {
  37         if (node->name() == "DKDM") {
  38                 return shared_ptr<DKDM> (new DKDM (dcp::EncryptedKDM (node->content ())));
  39         } else if (node->name() == "DKDMGroup") {
  40                 shared_ptr<DKDMGroup> group (new DKDMGroup (node->string_attribute ("Name")));
  41                 for (auto i: node->node_children()) {
  42                         shared_ptr<DKDMBase> c = read (i);
  43                         if (c) {
  44                                 group->add (c);
  45                         }
  46                 }
  47                 return group;
  48         }
  49
  50         return shared_ptr<DKDMBase> ();
  51 }
  52
  53 string
  54 DKDM::name () const
  55 {
  56         return String::compose ("%1 (%2)", _dkdm.content_title_text(), _dkdm.cpl_id());
  57 }
  58
  59 void
  60 DKDM::as_xml (xmlpp::Element* node) const
  61 {
  62         node->add_child("DKDM")->add_child_text (_dkdm.as_xml ());
  63 }
  64
  65 void
  66 DKDMGroup::as_xml (xmlpp::Element* node) const
  67 {
  68         xmlpp::Element* f = node->add_child("DKDMGroup");
  69         f->set_attribute ("Name", _name);
  70         for (auto i: _children) {
  71                 i->as_xml (f);
  72         }
  73 }
  74
  75 void
  76 DKDMGroup::add (shared_ptr<DKDMBase> child, shared_ptr<DKDM> previous)
  77 {
  78         DCPOMATIC_ASSERT (child);
  79         if (previous) {
  80                 list<shared_ptr<DKDMBase> >::iterator i = find (_children.begin(), _children.end(), previous);
  81                 if (i != _children.end ()) {
  82                         ++i;
  83                 }
  84                 _children.insert (i, child);
  85         } else {
  86                 _children.push_back (child);
  87         }
  88         child->set_parent (dynamic_pointer_cast<DKDMGroup> (shared_from_this ()));
  89 }
  90
  91 void
  92 DKDMGroup::remove (shared_ptr<DKDMBase> child)
  93 {
  94         for (list<shared_ptr<DKDMBase> >::iterator i = _children.begin(); i != _children.end(); ++i) {
  95                 if (*i == child) {
  96                         _children.erase (i);
  97                         child->set_parent (shared_ptr<DKDMGroup> ());
  98                         return;
  99                 }
 100                 shared_ptr<DKDMGroup> g = dynamic_pointer_cast<DKDMGroup> (*i);
 101                 if (g) {
 102                         g->remove (child);
 103                 }
 104         }
 105 }