From 3b585086049089224422e6f839485be5a4235524 Mon Sep 17 00:00:00 2001
From: Allan Sandfeld Jensen <allan.jensen@theqtcompany.com>
Date: Thu, 30 Apr 2015 15:15:02 +0200
Subject: Add redirect and error API for custom URL

Adds API for failing or redirecting custom URL requests.

Change-Id: Ia633bff2c0b8484fd6fdb8d42982fda2e427db4c
Reviewed-by: Andras Becsi <andras.becsi@theqtcompany.com>
---
 src/core/url_request_custom_job.cpp          | 42 ++++++++++++++++++++++++++++
 src/core/url_request_custom_job.h            |  5 ++++
 src/core/url_request_custom_job_delegate.cpp | 37 ++++++++++++++++++++++++
 src/core/url_request_custom_job_delegate.h   | 13 +++++++++
 4 files changed, 97 insertions(+)

(limited to 'src/core')

diff --git a/src/core/url_request_custom_job.cpp b/src/core/url_request_custom_job.cpp
index 0b8aaf9ba..cd71b6900 100644
--- a/src/core/url_request_custom_job.cpp
+++ b/src/core/url_request_custom_job.cpp
@@ -117,6 +117,18 @@ bool URLRequestCustomJob::GetCharset(std::string* charset)
     return false;
 }
 
+bool URLRequestCustomJob::IsRedirectResponse(GURL* location, int* http_status_code)
+{
+    DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
+    QMutexLocker lock(&m_mutex);
+    if (m_redirect.is_valid()) {
+        *location = m_redirect;
+        *http_status_code = 303;
+        return true;
+    }
+    return false;
+}
+
 void URLRequestCustomJob::setReplyMimeType(const std::string &mimeType)
 {
     DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
@@ -158,6 +170,36 @@ bool URLRequestCustomJob::ReadRawData(IOBuffer *buf, int bufSize, int *bytesRead
     return false;
 }
 
+void URLRequestCustomJob::redirect(const GURL &url)
+{
+    DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
+    if (m_device || m_error)
+        return;
+
+    QMutexLocker lock(&m_mutex);
+    m_redirect = url;
+    content::BrowserThread::PostTask(content::BrowserThread::IO, FROM_HERE, base::Bind(&URLRequestCustomJob::notifyStarted, m_weakFactory.GetWeakPtr()));
+}
+
+void URLRequestCustomJob::abort()
+{
+    DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
+    QMutexLocker lock(&m_mutex);
+    if (m_device && m_device->isOpen())
+        m_device->close();
+    m_device = 0;
+    content::BrowserThread::PostTask(content::BrowserThread::IO, FROM_HERE, base::Bind(&URLRequestCustomJob::notifyCanceled, m_weakFactory.GetWeakPtr()));
+}
+
+void URLRequestCustomJob::notifyCanceled()
+{
+    DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
+    if (m_started)
+        NotifyDone(URLRequestStatus(URLRequestStatus::CANCELED, ERR_ABORTED));
+    else
+        NotifyStartError(URLRequestStatus(URLRequestStatus::CANCELED, ERR_ABORTED));
+}
+
 void URLRequestCustomJob::notifyStarted()
 {
     DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
diff --git a/src/core/url_request_custom_job.h b/src/core/url_request_custom_job.h
index ca20c719d..4975e71d2 100644
--- a/src/core/url_request_custom_job.h
+++ b/src/core/url_request_custom_job.h
@@ -60,18 +60,22 @@ public:
     virtual bool ReadRawData(net::IOBuffer *buf, int bufSize, int *bytesRead) Q_DECL_OVERRIDE;
     virtual bool GetMimeType(std::string *mimeType) const Q_DECL_OVERRIDE;
     virtual bool GetCharset(std::string *charset) Q_DECL_OVERRIDE;
+    virtual bool IsRedirectResponse(GURL* location, int* http_status_code) Q_DECL_OVERRIDE;
 
     void setReplyMimeType(const std::string &);
     void setReplyCharset(const std::string &);
     void setReplyDevice(QIODevice *);
 
+    void redirect(const GURL &url);
     void fail(int);
+    void abort();
 
 protected:
     virtual ~URLRequestCustomJob();
     void startAsync();
     void notifyStarted();
     void notifyFailure();
+    void notifyCanceled();
 
 private:
     QMutex m_mutex;
@@ -81,6 +85,7 @@ private:
     std::string m_mimeType;
     std::string m_charset;
     int m_error;
+    GURL m_redirect;
     bool m_started;
     base::WeakPtrFactory<URLRequestCustomJob> m_weakFactory;
 
diff --git a/src/core/url_request_custom_job_delegate.cpp b/src/core/url_request_custom_job_delegate.cpp
index d324da347..caf7a0e3e 100644
--- a/src/core/url_request_custom_job_delegate.cpp
+++ b/src/core/url_request_custom_job_delegate.cpp
@@ -38,6 +38,7 @@
 #include "url_request_custom_job_delegate.h"
 
 #include "type_conversion.h"
+#include "net/base/net_errors.h"
 
 #include <QByteArray>
 
@@ -63,4 +64,40 @@ void URLRequestCustomJobDelegate::setReply(const QByteArray &contentType, QIODev
     m_job->setReplyDevice(device);
 }
 
+void URLRequestCustomJobDelegate::abort()
+{
+    m_job->abort();
+}
+
+void URLRequestCustomJobDelegate::redirect(const QUrl &url)
+{
+    m_job->redirect(toGurl(url));
+}
+
+void URLRequestCustomJobDelegate::fail(Error error)
+{
+    int net_error =  0;
+    switch (error) {
+    case NoError:
+        break;
+    case UrlInvalid:
+        net_error = net::ERR_INVALID_URL;
+        break;
+    case UrlNotFound:
+        net_error = net::ERR_FILE_NOT_FOUND;
+        break;
+    case RequestAborted:
+        net_error = net::ERR_ABORTED;
+        break;
+    case RequestDenied:
+        net_error = net::ERR_ACCESS_DENIED;
+        break;
+    case RequestFailed:
+        net_error = net::ERR_FAILED;
+        break;
+    }
+    if (net_error)
+        m_job->fail(net_error);
+}
+
 } // namespace
diff --git a/src/core/url_request_custom_job_delegate.h b/src/core/url_request_custom_job_delegate.h
index e0b802897..580149ecf 100644
--- a/src/core/url_request_custom_job_delegate.h
+++ b/src/core/url_request_custom_job_delegate.h
@@ -53,9 +53,22 @@ class QWEBENGINE_EXPORT URLRequestCustomJobDelegate : public QObject {
 public:
     ~URLRequestCustomJobDelegate();
 
+    enum Error {
+        NoError = 0,
+        UrlNotFound,
+        UrlInvalid,
+        RequestAborted,
+        RequestDenied,
+        RequestFailed
+    };
+
     QUrl url() const;
 
     void setReply(const QByteArray &contentType, QIODevice *device);
+    void redirect(const QUrl& url);
+    void abort();
+
+    void fail(Error);
 
 private:
     URLRequestCustomJobDelegate(URLRequestCustomJob *job);
-- 
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