本文整理汇总了C++中XmlParser::evaluateXpath方法的典型用法代码示例。如果您正苦于以下问题：C++ XmlParser::evaluateXpath方法的具体用法？C++ XmlParser::evaluateXpath怎么用？C++ XmlParser::evaluateXpath使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类XmlParser的用法示例。
在下文中一共展示了XmlParser::evaluateXpath方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: if
/*!
Loads the plugin info.
\param name The plugin name.
\param path the plugin xml descriptor path.
*/
PluginInfo*
PluginsManager::loadInfo (Server* server, string &name, string &path)
{
PluginInfo* pinfo = getPluginInfo (name);
auto_ptr<PluginInfo> pinfoAutoPtr (NULL);
if (!pinfo)
pinfoAutoPtr.reset (pinfo = new PluginInfo (name));
else if (pinfo->getVersion () != 0)
return NULL;
XmlParser xml;
if (xml.open (path, true))
{
server->log (MYSERVER_LOG_MSG_ERROR,
_("Error loading plugin `%s'"), name.c_str ());
return NULL;
}
auto_ptr<XmlXPathResult> xpathResPlugin = auto_ptr<XmlXPathResult>
(xml.evaluateXpath ("/PLUGIN"));
xmlNodeSetPtr nodes = xpathResPlugin->getNodeSet ();
int size = (nodes) ? nodes->nodeNr : 0;
if (size != 1)
{
server->log (MYSERVER_LOG_MSG_ERROR,
_("Error loading plugin `%s': invalid plugin.xml"),
name.c_str ());
return NULL;
}
if (xmlHasProp (nodes->nodeTab[0], (const xmlChar*) "min-version"))
{
xmlChar *minVersion = xmlGetProp (nodes->nodeTab[0],
(const xmlChar*) "min-version");
string sMinVer ((char*) minVersion);
pinfo->setMyServerMinVersion (PluginInfo::convertVersion (sMinVer));
}
else
{
server->log (MYSERVER_LOG_MSG_ERROR,
_("Error loading plugin `%s': invalid plugin.xml"),
name.c_str ());
return NULL;
}
if (xmlHasProp (nodes->nodeTab[0], (const xmlChar*) "max-version"))
{
xmlChar* maxVersion = xmlGetProp (nodes->nodeTab[0],
(const xmlChar*) "max-version");
string sMaxVer ((char*)maxVersion);
pinfo->setMyServerMaxVersion (PluginInfo::convertVersion (sMaxVer));
}
else
{
server->log (MYSERVER_LOG_MSG_ERROR,
_("Error loading plugin `%s': invalid plugin.xml"),
name.c_str ());
return NULL;
}
auto_ptr<XmlXPathResult> xpathResPluginName = auto_ptr<XmlXPathResult>
(xml.evaluateXpath ("/PLUGIN/NAME/text ()"));
nodes = xpathResPluginName->getNodeSet ();
size = (nodes) ? nodes->nodeNr : 0;
if (size != 1)
{
server->log (MYSERVER_LOG_MSG_ERROR,
_("Error loading plugin `%s': invalid plugin.xml"),
name.c_str ());
return NULL;
}
const char* cname = (const char*) nodes->nodeTab[0]->content;
if (strcmp (name.c_str (), cname))
return NULL;
auto_ptr<XmlXPathResult> xpathResPluginVersion = auto_ptr<XmlXPathResult>
(xml.evaluateXpath ("/PLUGIN/VERSION/text ()"));
nodes = xpathResPluginVersion->getNodeSet ();
size = (nodes) ? nodes->nodeNr : 0;
if (size != 1)
{
server->log (MYSERVER_LOG_MSG_ERROR,
_("Error loading plugin `%s': invalid plugin.xml"),
name.c_str ());
return NULL;
}
string verStr ((char*) nodes->nodeTab[0]->content);
//.........这里部分代码省略.........