--- /dev/null
+// List recently-released Linux applications. (Written in C++.)
+// For more details about O'Reilly's excellent Meerkat news service, see:
+// http://www.oreillynet.com/pub/a/rss/2000/11/14/meerkat_xmlrpc.html */
+
+#include <iostream>
+#include <sstream>
+#include <string>
+
+using namespace std;
+
+#include <xmlrpc-c/oldcppwrapper.hpp>
+
+#define NAME "XML-RPC C++ Meerkat Query Demo"
+#define VERSION "0.1"
+#define MEERKAT_URL "http://www.oreillynet.com/meerkat/xml-rpc/server.php"
+#define SOFTWARE_LINUX (6)
+
+static void
+list_apps(unsigned int const hours) {
+
+ // Build our time_period parameter.
+ ostringstream time_period_stream;
+ time_period_stream << hours << "HOUR";
+ string const time_period(time_period_stream.str());
+
+ // Assemble our meerkat query recipe.
+ XmlRpcValue recipe = XmlRpcValue::makeStruct();
+ recipe.structSetValue("category", XmlRpcValue::makeInt(SOFTWARE_LINUX));
+ recipe.structSetValue("time_period", XmlRpcValue::makeString(time_period));
+ recipe.structSetValue("descriptions", XmlRpcValue::makeInt(76));
+
+ // Build our parameter array.
+ XmlRpcValue param_array(XmlRpcValue::makeArray());
+ param_array.arrayAppendItem(recipe);
+
+ // Create a client pointing to Meerkat.
+ XmlRpcClient meerkat(MEERKAT_URL);
+
+ // Perform the query.
+ XmlRpcValue const apps(meerkat.call("meerkat.getItems", param_array));
+
+ // Print our results.
+ size_t const app_count(apps.arraySize());
+ bool first;
+ size_t i;
+ for (i = 0, first=false; i < app_count; ++i, first = false) {
+ XmlRpcValue const app(apps.arrayGetItem(i));
+
+ // Get some information about our application.
+ string const title(app.structGetValue("title").getString());
+ string const link(app.structGetValue("link").getString());
+ string const description(
+ app.structGetValue("description").getString());
+
+ // Print a separator line if necessary.
+ if (!first)
+ cout << endl;
+
+ // Print this application entry.
+ if (description.size() > 0)
+ cout << title << endl << description << endl << link << endl;
+ else
+ cout << title << endl << description << endl << link << endl;
+ }
+}
+
+
+
+int
+main(int argc, char **argv) {
+ int retval;
+ unsigned int hours;
+
+ // Parse our command-line arguments.
+ if (argc == 1) {
+ hours = 25;
+ } else if (argc == 2) {
+ hours = atoi(argv[1]);
+ }
+ if (hours == 0) {
+ cerr << "Hours must be positive" << endl;
+ exit(1);
+ }
+ if (hours > 49) {
+ cerr << "It's not nice to ask for > 49 hours at once." << endl;
+ exit(1);
+ }
+
+ // Start up our client library.
+ XmlRpcClient::Initialize(NAME, VERSION);
+
+ // Call our implementation, and watch out for faults.
+ try {
+ list_apps(hours);
+ retval = 0;
+ } catch (XmlRpcFault& fault) {
+ cerr << argv[0] << ": XML-RPC fault #" << fault.getFaultCode()
+ << ": " << fault.getFaultString() << endl;
+ retval = 1;
+ }
+
+ // Shut down our client library.
+ XmlRpcClient::Terminate();
+
+ return retval;
+}