Line data    Source code

       1              : #ifndef RAWFEEDIMAGESIZEREWRITER_H
       2              : #define RAWFEEDIMAGESIZEREWRITER_H
       3              : 
       4              : #include <memory>
       5              : 
       6              : #include <QObject>
       7              : #include <QFutureWatcher>
       8              : #include <QList>
       9              : #include <QSet>
      10              : #include <QUrl>
      11              : 
      12              : #include "RawNews.h"
      13              : #include <QObject>
      14              : #include "HTMLSanitizer.h"
      15              : #include "ImageGrabber.h"
      16              : 
      17              : /*!
      18              :     \brief Takes a "raw" HTML feed and processes it in the following ways:
      19              :              - Tidy'd into XHTML fragments
      20              :              - Image sizes are baked in
      21              :              - Javascript is stripped
      22              :              - Common social media buttons removed
      23              :              - Tracking pixels?  Nope.
      24              : 
      25              :     This class orchestrates the processing by delegating to:
      26              :       - HTMLSanitizer for HTML cleanup and XHTML conversion
      27              :       - ImageGrabber for fetching image dimensions
      28              :  */
      29              : class RawFeedRewriter : public QObject
      30              : {
      31              :     Q_OBJECT
      32              : public:
      33              :     explicit RawFeedRewriter(QObject *parent = nullptr,
      34              :                              QNetworkAccessManager* networkManager = nullptr);
      35              : 
      36              : 
      37              : signals:
      38              :     /*!
      39              :         \brief We're done!  The feed you passed in as been modified.
      40              :      */
      41              :     void finished();
      42              : 
      43              : public slots:
      44              : 
      45              :     void rewrite(QList<std::shared_ptr<RawNews>>* newsList);
      46              : 
      47              :     /*!
      48              :         \return The news list being processed.
      49              :      */
      50            0 :     inline QList<std::shared_ptr<RawNews>>* getNewsList() { return newsList; }
      51              : 
      52              : private slots:
      53              :     void onImageGrabberFinished();
      54              :     void onSanitizeFinished();
      55              : 
      56              : private:
      57              :     void finalizeAll();
      58              : 
      59              :     QList<std::shared_ptr<RawNews>>* newsList;
      60              :     HTMLSanitizer sanitizer;
      61              :     ImageGrabber imageGrabber;
      62              :     QFutureWatcher<QSet<QUrl>> sanitizeWatcher;
      63              :     QFutureWatcher<void> finalizeWatcher;
      64              : };
      65              : 
      66              : #endif // RAWFEEDIMAGESIZEREWRITER_H