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filedownload.cpp
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filedownload.cpp
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#include "filedownload.h"
#include <QDebug>
#include <QDir>
#include <QEventLoop>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QTimer>
#include <QUrl>
#include "downthread.h"
QString FileDownload::addrport = "127.0.0.1:80/";
QString FileDownload::localaddr = "./mediaData/";
FileDownload::FileDownload()
{
QDir* rootDir = new QDir(".");
if(!rootDir->exists(localaddr)){
if(!rootDir->mkdir(localaddr)){
qDebug() << "创建根目录失败";
return;
}
}
rootDir->cd(localaddr);
}
bool FileDownload::downLoad(QString &url, bool wait)
{
QDir *fileDir = new QDir(localaddr);
QString str(fileDir->absolutePath() + "/" + url);
QString httputl("http://"+ addrport + url);
QStringList list = url.split("/");
if(!list.isEmpty()) list.removeLast();
QStringListIterator it(list);
while (it.hasNext()){
QString name = it.next();
if(!fileDir->exists(name)){
if(!fileDir->mkdir(name)){
qDebug() << "创建目录失败失败";
return false;
}
}
fileDir->cd(name);
}
DownThread *th = new DownThread(str, httputl);
if(wait) {
QTimer timer;
timer.setSingleShot(true);
QEventLoop loop;
connect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
connect(th, SIGNAL(finished()), &loop, SLOT(quit()));
timer.start(10000); // 10 secs. timeout
th->downLoad();
loop.exec();
if(timer.isActive()) {
timer.stop();
} else {
qDebug() << "超时";
disconnect(th, SIGNAL(finished()), &loop, SLOT(quit()));
delete th;
return false;
}
}
else {
th->downLoad();
return true;
}
return true;
}