Line data    Source code

       1              : #ifndef BATCHNEWSPARSER_H
       2              : #define BATCHNEWSPARSER_H
       3              : 
       4              : #include <map>
       5              : #include <memory>
       6              : 
       7              : #include <QMap>
       8              : #include <QUrl>
       9              : 
      10              : #include "../FangObject.h"
      11              : #include "ParserInterface.h"
      12              : #include "RawFeed.h"
      13              : 
      14              : /*!
      15              :  * \brief The BatchNewsParser is a wrapper for NewsParser that handles multiple feeds.
      16              :  */
      17              : class BatchNewsParser : public FangObject
      18              : {
      19              :     Q_OBJECT
      20              : public:
      21              :     explicit BatchNewsParser(QObject *parent = nullptr);
      22              : 
      23              :     // Parses a list of feed URLs and emits ready() when all are complete.
      24              :     virtual void parse(const QList<QUrl> &urls);
      25              : 
      26              :     // Map of parse results
      27           10 :     virtual QMap<QUrl, ParserInterface::ParseResult> getResults() { return results; }
      28              : 
      29              :     // Get parsed feed for a specific URL (nullptr if parse failed)
      30              :     virtual RawFeed* getFeed(const QUrl& url);
      31              : 
      32              : signals:
      33              :     void ready();
      34              : 
      35              : protected:
      36              :     // Virtual method for creating parsers; can be overridden for unit tests.
      37              :     virtual std::unique_ptr<ParserInterface> createParser();
      38              : 
      39              :     // Called whenever a parser is done.
      40              :     void onParserDone();
      41              : 
      42              :     // Parsers that are in flight.
      43              :     std::map<QUrl, std::unique_ptr<ParserInterface>> parsers;
      44              : 
      45              :     // Results of parsing per-URL.
      46              :     QMap<QUrl, ParserInterface::ParseResult> results;
      47              : 
      48              :     // Parsed feeds per-URL (references to feeds owned by parsers).
      49              :     QMap<QUrl, RawFeed*> feeds;
      50              : };
      51              : 
      52              : #endif // BATCHNEWSPARSER_H