QGIS API Documentation 3.29.0-Master (006c3c0232)
qgscplhttpfetchoverrider.h
Go to the documentation of this file.
1/***************************************************************************
2 qgscplhttpfetchoverrider.h
3 --------------------------
4 begin : September 2020
5 copyright : (C) 2020 by Even Rouault
6 email : even.rouault at spatialys.com
7 ***************************************************************************
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License as published by *
11 * the Free Software Foundation; either version 2 of the License, or *
12 * (at your option) any later version. *
13 * *
14 ***************************************************************************/
15
16#ifndef QGSCPLHTTPFETCHOVERRIDER_H
17#define QGSCPLHTTPFETCHOVERRIDER_H
18
19#define SIP_NO_FILE
20
21#include <QNetworkRequest>
22#include <QString>
23#include "qgsnetworkaccessmanager.h" // for QgsSetRequestInitiatorClass
24
25#include "cpl_http.h"
26#include "gdal.h"
27
28class QgsFeedback;
29
30#ifndef SIP_RUN
31#define QgsSetCPLHTTPFetchOverriderInitiatorClass(overrider, _class) QgsSetRequestInitiatorClass(overrider, _class)
32#endif
33
45{
46 public:
48 explicit QgsCPLHTTPFetchOverrider( const QString &authCfg = QString(), QgsFeedback *feedback = nullptr );
49
52
54 void setAttribute( QNetworkRequest::Attribute code, const QVariant &value );
55
56 private:
57
58#if GDAL_VERSION_NUM >= GDAL_COMPUTE_VERSION(3,2,0)
59 static CPLHTTPResult *callback( const char *pszURL,
60 CSLConstList papszOptions,
61 GDALProgressFunc pfnProgress,
62 void *pProgressArg,
63 CPLHTTPFetchWriteFunc pfnWrite,
64 void *pWriteArg,
65 void *pUserData );
66#endif
67
68 QString mAuthCfg;
69
70 QgsFeedback *mFeedback = nullptr;
71
72 std::map<QNetworkRequest::Attribute, QVariant> mAttributes;
73};
74
75#endif // QGSCPLHTTPFETCHOVERRIDER_H
Utility class to redirect GDAL's CPL HTTP calls through QgsBlockingNetworkRequest.
QgsCPLHTTPFetchOverrider(const QString &authCfg=QString(), QgsFeedback *feedback=nullptr)
Installs the redirection for the current thread.
void setAttribute(QNetworkRequest::Attribute code, const QVariant &value)
Define attribute that must be forwarded to the actual QNetworkRequest.
Base class for feedback objects to be used for cancellation of something running in a worker thread.
Definition: qgsfeedback.h:45