*/
#include <Config_XMLReader.h>
+#include <Config_Keywords.h>
+#include <Config_Common.h>
-#include <Event_Loop.hxx>
-#include <libxml\parser.h>
-#include <libxml\tree.h>
+#include <Events_Loop.h>
+#include <libxml/parser.h>
+#include <libxml/tree.h>
+/*
#ifdef WIN32
//For GetModuleFileNameW
#include <windows.h>
#endif
+*/
#ifdef _DEBUG
#include <iostream>
#endif
Config_XMLReader::Config_XMLReader(const std::string& theXmlFileName)
+ : myXmlDoc(NULL)
{
- std::string prefix;
- //Get path to *.xml files (typically ./bin/../plugins/)
-#ifdef WIN32
- HMODULE hModule = GetModuleHandleW(NULL);
- WCHAR wchar_path[MAX_PATH];
- GetModuleFileNameW(hModule, wchar_path, MAX_PATH);
- char char_path[MAX_PATH];
- char DefChar = ' ';
- WideCharToMultiByte(CP_ACP, 0, wchar_path, -1, char_path, MAX_PATH, &DefChar, NULL);
- prefix = std::string(char_path);
- //chop "bin\XGUI.exe"
- unsigned found = prefix.rfind("bin");
- if (found != std::string::npos)
- prefix.replace(found, prefix.length(), "plugins\\");
-#else
- //TODO(sbh): Find full path to binary on linux
- prefix = "../plugins/";
-#endif
+ std::string prefix = "";
+ /*
+ * Get path to *.xml files (typically ./bin/../plugins/)
+
+ * the problem: application may be launched using python executable,
+ * to use environment variable (at least for the current moment)
+ */
+ char* anEnv = getenv("NEW_GEOM_CONFIG_FILE");
+ if (anEnv) {
+ prefix = std::string(anEnv) + "/";
+ }
- m_DocumentPath = prefix + theXmlFileName;
+ myDocumentPath = prefix + theXmlFileName;
}
Config_XMLReader::~Config_XMLReader()
{
+ xmlFreeDoc(myXmlDoc);
}
/*
- * Read all nodes (recursively if processChildren() is true
- * for a node). For each read node the processNode will be
- * called.
+ * Read all nodes in associated xml file,
+ * recursively if processChildren(xmlNode) is true for the xmlNode.
+ * For each read node the processNode will be called.
*/
void Config_XMLReader::readAll()
{
/*
* Allows to customize reader's behavior for a node. Virtual.
- * The default implementation does nothing. (In debug mode prints
+ * The default impl does nothing. (In debug mode prints
* some info)
*/
-void Config_XMLReader::processNode(xmlNodePtr aNode)
+void Config_XMLReader::processNode(xmlNodePtr theNode)
{
-#ifdef _DEBUG
- std::cout << "Config_XMLReader::processNode: "
- << aNode->name << " content: "
- << aNode->content << std::endl;
-#endif
+ if (isNode(theNode, NODE_SOURCE, NULL)) {
+ std::string aSourceFile = getProperty(theNode, SOURCE_FILE);
+ Config_XMLReader aSourceReader = Config_XMLReader(aSourceFile);
+ readRecursively(aSourceReader.findRoot());
+ #ifdef _DEBUG
+ std::cout << "Config_XMLReader::sourced node: " << aSourceFile << std::endl;
+ #endif
+ }
}
/*
* Defines which nodes should be processed recursively. Virtual.
- * The default implementation to read all nodes.
+ * The default impl is to read all nodes.
*/
bool Config_XMLReader::processChildren(xmlNodePtr aNode)
{
return true;
}
+/*
+ *
+ */
xmlNodePtr Config_XMLReader::findRoot()
{
- xmlDocPtr aDoc;
- aDoc = xmlParseFile(m_DocumentPath.c_str());
- if (aDoc == NULL) {
+ myXmlDoc = xmlParseFile(myDocumentPath.c_str());
+ if (myXmlDoc == NULL) {
#ifdef _DEBUG
- std::cout << "Config_XMLReader::import: " << "Document " << m_DocumentPath
+ std::cout << "Config_XMLReader::import: " << "Document " << myDocumentPath
<< " is not parsed successfully." << std::endl;
#endif
return NULL;
}
- xmlNodePtr aRoot = xmlDocGetRootElement(aDoc);
+ xmlNodePtr aRoot = xmlDocGetRootElement(myXmlDoc);
#ifdef _DEBUG
if(aRoot == NULL) {
std::cout << "Config_XMLReader::import: " << "Error: empty document";
*/
void Config_XMLReader::readRecursively(xmlNodePtr theParent)
{
- static Event_ID aFeatureEvent = Event_Loop::EventByName("Feature");
-
if (!theParent)
return;
xmlNodePtr aNode = theParent->xmlChildrenNode;
processNode(aNode);
if (processChildren(aNode)) {
readRecursively(aNode);
- Config_FeatureMessage aMessage(aFeatureEvent, this);
}
}
}
return result;
}
-/*
- * Returns true if theNode is XML node with a given name.
- */
-bool Config_XMLReader::isNode(xmlNodePtr theNode, const char* theNodeName, ...)
-{
- bool result = false;
- const xmlChar* aName = theNode->name;
- if (!aName || theNode->type != XML_ELEMENT_NODE)
- return false;
-
- if (!xmlStrcmp(aName, (const xmlChar *) theNodeName))
- return true;
-
- va_list args; // define argument list variable
- va_start(args, theNodeName); // init list; point to last defined argument
- while(true) {
- char *anArg = va_arg (args, char *); // get next argument
- if (anArg == NULL)
- break;
- if (!xmlStrcmp(aName, (const xmlChar *) anArg)) {
- va_end(args); // cleanup the system stack
- return true;
- }
- }
- va_end(args); // cleanup the system stack
- return false;
-}