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Code Issues Projects Releases Packages Wiki Activity Actions 3

Follow project coding style. Issue #2192.

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sledgehammer999 2014-12-07 12:11:18 +02:00
parent 08f96ae7d7
commit 96ec6777e6
4 changed files with 673 additions and 670 deletions
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113
src/rss/htmlbrowser.cpp
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@ -13,16 +13,16 @@
#include "fs_utils.h"
HtmlBrowser::HtmlBrowser(QWidget* parent)
: QTextBrowser(parent)
: QTextBrowser(parent)
{
m_netManager = new QNetworkAccessManager(this);
m_diskCache = new QNetworkDiskCache(this);
m_netManager = new QNetworkAccessManager(this);
m_diskCache = new QNetworkDiskCache(this);
m_diskCache->setCacheDirectory(QDir::cleanPath(fsutils::cacheLocation() + "/rss"));
m_diskCache->setMaximumCacheSize(50 * 1024 * 1024);
qDebug() << "HtmlBrowser cache path:" << m_diskCache->cacheDirectory() << " max size:" << m_diskCache->maximumCacheSize() / 1024 / 1024 << "MB";
m_netManager->setCache(m_diskCache);
m_diskCache->setMaximumCacheSize(50 * 1024 * 1024);
qDebug() << "HtmlBrowser cache path:" << m_diskCache->cacheDirectory() << " max size:" << m_diskCache->maximumCacheSize() / 1024 / 1024 << "MB";
m_netManager->setCache(m_diskCache);
connect(m_netManager, SIGNAL(finished(QNetworkReply *)), this, SLOT(resourceLoaded(QNetworkReply*)));
connect(m_netManager, SIGNAL(finished(QNetworkReply *)), this, SLOT(resourceLoaded(QNetworkReply*)));
}
HtmlBrowser::~HtmlBrowser()
@ -31,62 +31,63 @@ HtmlBrowser::~HtmlBrowser()
QVariant HtmlBrowser::loadResource(int type, const QUrl &name)
{
if(type == QTextDocument::ImageResource) {
QUrl url(name);
if(url.scheme().isEmpty())
url.setScheme("http");
if(type == QTextDocument::ImageResource) {
QUrl url(name);
if(url.scheme().isEmpty())
url.setScheme("http");
QIODevice *dev = m_diskCache->data(url);
if(dev != 0) {
qDebug() << "HtmlBrowser::loadResource() cache " << url.toString();
QByteArray res = dev->readAll();
delete dev;
return res;
}
QIODevice *dev = m_diskCache->data(url);
if(dev != 0) {
qDebug() << "HtmlBrowser::loadResource() cache " << url.toString();
QByteArray res = dev->readAll();
delete dev;
return res;
}
if(!m_activeRequests.contains(url)) {
m_activeRequests.insert(url, true);
qDebug() << "HtmlBrowser::loadResource() get " << url.toString();
QNetworkRequest req(url);
req.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::PreferCache);
m_netManager->get(req);
}
if(!m_activeRequests.contains(url)) {
m_activeRequests.insert(url, true);
qDebug() << "HtmlBrowser::loadResource() get " << url.toString();
QNetworkRequest req(url);
req.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::PreferCache);
m_netManager->get(req);
}
return QVariant();
}
return QVariant();
}
return QTextBrowser::loadResource(type, name);
return QTextBrowser::loadResource(type, name);
}
void HtmlBrowser::resourceLoaded(QNetworkReply *reply)
{
m_activeRequests.remove(reply->request().url());
m_activeRequests.remove(reply->request().url());
if(reply->error() == QNetworkReply::NoError && reply->size() > 0) {
qDebug() << "HtmlBrowser::resourceLoaded() save " << reply->request().url().toString();
} else {
// If resource failed to load, replace it with warning icon and store it in cache for 1 day.
// Otherwise HTMLBrowser will keep trying to download it every time article is displayed,
// since it's not possible to cache error responses.
QNetworkCacheMetaData metaData;
QNetworkCacheMetaData::AttributesMap atts;
metaData.setUrl(reply->request().url());
metaData.setSaveToDisk(true);
atts[QNetworkRequest::HttpStatusCodeAttribute] = 200;
atts[QNetworkRequest::HttpReasonPhraseAttribute] = "Ok";
metaData.setAttributes(atts);
metaData.setLastModified(QDateTime::currentDateTime());
metaData.setExpirationDate(QDateTime::currentDateTime().addDays(1));
QIODevice *dev = m_diskCache->prepare(metaData);
if(!dev)
return;
QApplication::style()->standardIcon(QStyle::SP_MessageBoxWarning).pixmap(32, 32).save(dev, "PNG");
m_diskCache->insert(dev);
}
// Refresh the document display and keep scrollbars where they are
int sx = horizontalScrollBar()->value();
int sy = verticalScrollBar()->value();
document()->setHtml(document()->toHtml());
horizontalScrollBar()->setValue(sx);
verticalScrollBar()->setValue(sy);
if(reply->error() == QNetworkReply::NoError && reply->size() > 0) {
qDebug() << "HtmlBrowser::resourceLoaded() save " << reply->request().url().toString();
}
else {
// If resource failed to load, replace it with warning icon and store it in cache for 1 day.
// Otherwise HTMLBrowser will keep trying to download it every time article is displayed,
// since it's not possible to cache error responses.
QNetworkCacheMetaData metaData;
QNetworkCacheMetaData::AttributesMap atts;
metaData.setUrl(reply->request().url());
metaData.setSaveToDisk(true);
atts[QNetworkRequest::HttpStatusCodeAttribute] = 200;
atts[QNetworkRequest::HttpReasonPhraseAttribute] = "Ok";
metaData.setAttributes(atts);
metaData.setLastModified(QDateTime::currentDateTime());
metaData.setExpirationDate(QDateTime::currentDateTime().addDays(1));
QIODevice *dev = m_diskCache->prepare(metaData);
if(!dev)
return;
QApplication::style()->standardIcon(QStyle::SP_MessageBoxWarning).pixmap(32, 32).save(dev, "PNG");
m_diskCache->insert(dev);
}
// Refresh the document display and keep scrollbars where they are
int sx = horizontalScrollBar()->value();
int sy = verticalScrollBar()->value();
document()->setHtml(document()->toHtml());
horizontalScrollBar()->setValue(sx);
verticalScrollBar()->setValue(sy);
}