Line data    Source code

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