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QtWebKit.QWebSecurityOrigin Class Reference

The QWebSecurityOrigin class defines a security boundary for web sites. More...

Inheritance diagram for QtWebKit.QWebSecurityOrigin:
Collaboration diagram for QtWebKit.QWebSecurityOrigin:

Public Member Functions

 QWebSecurityOrigin (QWebSecurityOrigin other)
 
 
virtual void CreateProxy ()
 
new long DatabaseUsage ()
 
 
new
System.Collections.Generic.List
< QWebDatabase
Databases ()
 
 
new string Host ()
 
 
new int Port ()
 
 
new string Scheme ()
 
 
new void SetApplicationCacheQuota (long quota)
 
 
new void Dispose ()
 

Static Public Member Functions

static void AddLocalScheme (string scheme)
 
 
static
System.Collections.Generic.List
< QWebSecurityOrigin
AllOrigins ()
 
 
static
System.Collections.Generic.List
< string > 
LocalSchemes ()
 
 
static void RemoveLocalScheme (string scheme)
 
 

Protected Member Functions

 QWebSecurityOrigin (System.Type dummy)
 

Protected Attributes

SmokeInvocation interceptor
 

Properties

new long DatabaseQuota [get, set]
 
 
virtual System.IntPtr SmokeObject [get, set]
 

Detailed Description

The QWebSecurityOrigin class defines a security boundary for web sites.

QWebSecurityOrigin provides access to the security domains defined by web sites. An origin consists of a host name, a scheme, and a port number. Web sites with the same security origin can access each other's resources for client-side scripting or databases.

For example the site http://www.example.com/my/page.html is allowed to share the same database as http://www.example.com/my/overview.html, or access each other's documents when used in HTML frame sets and JavaScript. At the same time it prevents http://www.malicious.com/evil.html from accessing http://www.example.com/'s resources, because they are of a different security origin.

By default local schemes like file:// and qrc:// are concidered to be in the same security origin, and can access each other's resources. You can add additional local schemes by using QWebSecurityOrigin::addLocalScheme(), or override the default same-origin behavior by setting QWebSettings::LocalContentCanAccessFileUrls to false.

Note: Local resources are by default restricted from accessing remote content, which means your file:// will not be able to access http://domain.com/foo.html. You can relax this restriction by setting QWebSettings::LocalContentCanAccessRemoteUrls to true.

Call QWebFrame::securityOrigin() to get the QWebSecurityOrigin for a frame in a web page, and use host(), scheme() and port() to identify the security origin.

Use databases() to access the databases defined within a security origin. The disk usage of the origin's databases can be limited with setDatabaseQuota(). databaseQuota() and databaseUsage() report the current limit as well as the current usage.

For more information refer to the "Same origin policy" Wikipedia Article.

See also QWebFrame::securityOrigin().

Constructor & Destructor Documentation

QtWebKit.QWebSecurityOrigin.QWebSecurityOrigin ( System.Type  dummy)
protected
QtWebKit.QWebSecurityOrigin.QWebSecurityOrigin ( QWebSecurityOrigin  other)

Constructs a security origin from other.

Member Function Documentation

static void QtWebKit.QWebSecurityOrigin.AddLocalScheme ( string  scheme)
static

Adds the given scheme to the list of schemes that are considered equivalent to the file: scheme.

Cross domain restrictions depend on the two web settings QWebSettings::LocalContentCanAccessFileUrls and QWebSettings::LocalContentCanAccessFileUrls. By default all local schemes are concidered to be in the same security origin, and local schemes can not access remote content.

This function was introduced in Qt 4.6.

static System.Collections.Generic.List<QWebSecurityOrigin> QtWebKit.QWebSecurityOrigin.AllOrigins ( )
static

Returns a list of all security origins with a database quota defined.

virtual void QtWebKit.QWebSecurityOrigin.CreateProxy ( )
virtual
new System.Collections.Generic.List<QWebDatabase> QtWebKit.QWebSecurityOrigin.Databases ( )

Returns a list of all databases defined in the security origin.

new long QtWebKit.QWebSecurityOrigin.DatabaseUsage ( )

Returns the number of bytes all databases in the security origin use on the disk.

new void QtWebKit.QWebSecurityOrigin.Dispose ( )
new string QtWebKit.QWebSecurityOrigin.Host ( )

Returns the host name defining the security origin.

static System.Collections.Generic.List<string> QtWebKit.QWebSecurityOrigin.LocalSchemes ( )
static

Returns a list of all the schemes concidered to be local.

By default this is file:// and qrc://.

This function was introduced in Qt 4.6.

See also addLocalScheme() and removeLocalScheme().

new int QtWebKit.QWebSecurityOrigin.Port ( )

Returns the port number defining the security origin.

static void QtWebKit.QWebSecurityOrigin.RemoveLocalScheme ( string  scheme)
static

Removes the given scheme from the list of local schemes.

Note: You can not remove the file:// scheme from the list of local schemes.

This function was introduced in Qt 4.6.

See also addLocalScheme().

new string QtWebKit.QWebSecurityOrigin.Scheme ( )

Returns the scheme defining the security origin.

new void QtWebKit.QWebSecurityOrigin.SetApplicationCacheQuota ( long  quota)

void QWebSecurityOrigin::setDatabaseQuota ( qint64 quota )

Sets the quota for the databases in the security origin to quota bytes.

If the quota is set to a value less than the current usage, the quota will remain and no data will be purged to meet the new quota. However, no new data can be added to databases in this origin.

See also databaseQuota().

Member Data Documentation

SmokeInvocation QtWebKit.QWebSecurityOrigin.interceptor
protected

Property Documentation

new long QtWebKit.QWebSecurityOrigin.DatabaseQuota
getset

Returns the quota for the databases in the security origin.

Sets the quota for the databases in the security origin to quota bytes.

If the quota is set to a value less than the current usage, the quota will remain and no data will be purged to meet the new quota. However, no new data can be added to databases in this origin.

virtual System.IntPtr QtWebKit.QWebSecurityOrigin.SmokeObject
getset