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#include <libxml++/libxml++.h>
#include <vdr/plugin.h>
#include "menunode.h"
#include "vdrmenuitem.h"
#include "submenuitem.h"
#include "pluginmenuitem.h"
#include "xmlmenu.h"
#include <iostream>
using namespace xmlpp;
using namespace std;
void XmlMenu::loadXmlMenu()
{
// TODO: show how vdr handels the path vars (developer doc)
// and change code for dynamic path vars
const char *File = "/var/lib/vdr/plugins/vdr-menu.xml";
try
{
DomParser parser;
//TODO: patch the xmlfile with the xsd definition for validate the schema
//parser.set_validate();
parser.set_substitute_entities(); //We just want the text to be resolved/unescaped automatically.
parser.parse_file(File);
if(parser)
{
//Walk the tree:
MenuCount=0;
const Element* rootElement = parser.get_document()->get_root_node(); //deleted by DomParser.
ParseElement(rootElement, &_rootMenuNode);
}
}
catch(const std::exception& ex)
{
//TODO: print output to syslog (isyslog or dsyslog?)
cout << "Exception caught: " << ex.what() << endl;
//TODO: display message on osd
}
}
void XmlMenu::ParseElement(const Element* element, MenuNode* menuNode)
{
Node::NodeList children = element->get_children();
for (Node::NodeList::iterator i = children.begin(); i != children.end(); i++)
{
const xmlpp::Element* childElement = dynamic_cast<const xmlpp::Element*>(*i);
if (childElement)
{
const xmlpp::Attribute* nameAttribute = childElement->get_attribute("name");
if (nameAttribute)
{
if (childElement->get_name() == "menu")
{
MenuNode* subMenu = menuNode->AddChild(new SubMenuItem(nameAttribute->get_value()));
ParseElement(childElement, subMenu);
}
else if (childElement->get_name() == "system")
{
std::string systemMenuItemText = nameAttribute->get_value();
menuNode->AddChild(new VdrMenuItem(systemMenuItemText, geteOSState(systemMenuItemText)));
}
else if (childElement->get_name() == "plugin")
{
const char* pluginMainMenuEntry;
int pluginIndex;
if (FindPluginByName(nameAttribute->get_value(), &pluginMainMenuEntry, pluginIndex))
{
menuNode->AddChild(new PluginMenuItem(pluginMainMenuEntry, pluginIndex));
}
}
}
}
}
}
eOSState XmlMenu::geteOSState(std::string name)
{
if (name == "Schedule")
{
return osSchedule;
}
else if (name == "Channels")
{
return osChannels;
}
else if (name == "Timers")
{
return osTimers;
}
else if (name == "Recordings")
{
return osRecordings;
}
else if (name == "Setup")
{
return osSetup;
}
else if (name == "Commands")
{
return osCommands;
}
else
return osContinue;
}
bool XmlMenu::FindPluginByName(std::string name, const char** mainMenuEntry,
int& pluginIndex)
{
int i=0;
while (cPlugin *p = cPluginManager::GetPlugin(i))
{
if (name == p->Name())
{
if (const char *item = p->MainMenuEntry())
{
pluginIndex = i;
*mainMenuEntry = item;
return true;
}
}
i++;
}
return false;
}
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