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/* rsspp - Copyright (C) 2008-2012 Andreas Krennmair <ak@newsbeuter.org>
* Licensed under the MIT/X Consortium License. See file LICENSE
* for more information.
*/
#ifndef RSSPP_INTERNAL__H
#define RSSPP_INTERNAL__H
#include <rsspp.h>
#include <tr1/memory>
#define CONTENT_URI "http://purl.org/rss/1.0/modules/content/"
#define RDF_URI "http://www.w3.org/1999/02/22-rdf-syntax-ns#"
#define ITUNES_URI "http://www.itunes.com/dtds/podcast-1.0.dtd"
#define DC_URI "http://purl.org/dc/elements/1.1/"
#define ATOM_0_3_URI "http://purl.org/atom/ns#"
#define ATOM_1_0_URI "http://www.w3.org/2005/Atom"
#define MEDIA_RSS_URI "http://search.yahoo.com/mrss/"
#define XML_URI "http://www.w3.org/XML/1998/namespace"
#define RSS20USERLAND_URI "http://backend.userland.com/rss2"
namespace rsspp {
struct rss_parser {
virtual void parse_feed(feed& f, xmlNode * rootNode) = 0;
rss_parser(xmlDocPtr d) : doc(d) { }
virtual ~rss_parser() { }
static std::string __w3cdtf_to_rfc822(const std::string& w3cdtf);
protected:
std::string get_content(xmlNode * node);
std::string get_xml_content(xmlNode * node);
std::string get_prop(xmlNode * node, const char * prop, const char * ns = NULL);
std::string w3cdtf_to_rfc822(const std::string& w3cdtf);
bool node_is(xmlNode * node, const char * name, const char * ns_uri = NULL);
xmlDocPtr doc;
};
struct rss_09x_parser : public rss_parser {
virtual void parse_feed(feed& f, xmlNode * rootNode);
rss_09x_parser(xmlDocPtr doc) : rss_parser(doc), ns(NULL) { }
virtual ~rss_09x_parser();
protected:
const char * ns;
private:
item parse_item(xmlNode * itemNode);
};
struct rss_20_parser : public rss_09x_parser {
rss_20_parser(xmlDocPtr doc) : rss_09x_parser(doc) { }
virtual void parse_feed(feed& f, xmlNode * rootNode);
virtual ~rss_20_parser() { }
};
struct rss_10_parser : public rss_parser {
virtual void parse_feed(feed& f, xmlNode * rootNode);
rss_10_parser(xmlDocPtr doc) : rss_parser(doc) { }
virtual ~rss_10_parser() { }
};
struct atom_parser : public rss_parser {
virtual void parse_feed(feed& f, xmlNode * rootNode);
atom_parser(xmlDocPtr doc) : rss_parser(doc), ns(0) { }
virtual ~atom_parser() { }
private:
item parse_entry(xmlNode * itemNode);
std::string globalbase;
const char * ns;
};
struct rss_parser_factory {
static std::tr1::shared_ptr<rss_parser> get_object(feed& f, xmlDocPtr doc);
};
}
#endif
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