Personalization and Profiles 2008
-
Upload
trishul727 -
Category
Documents
-
view
214 -
download
0
Transcript of Personalization and Profiles 2008
-
7/30/2019 Personalization and Profiles 2008
1/21
Personalization
-
7/30/2019 Personalization and Profiles 2008
2/21
Many web applications must becustomized with the information that is
specific to the end user who is presentlyviewing the page.
Earlier this was done by using Cookies,
Session or Application objects. Cookies enabled storage of persistent items
so that when the end user returned to a web
page any settings related to him wereretrieved.
-
7/30/2019 Personalization and Profiles 2008
3/21
ASP.Net 2.0/3.5 provides you with a newfeature called Personalization.
This feature can make an automatic associationbetween the end user viewing the page and anydata points stored for that user.
The personalization properties that aremaintained on per user basis are stored on theserver and not on the client.
These items are placed on the data store of your
choice. This is good for creating highly customizable and
user specific sites.
-
7/30/2019 Personalization and Profiles 2008
4/21
The Personalization Model-
There are 3 layers in this model The middle layer is called the Peronalization
Service Layer.
This layer contains the profile API.
This layer helps you to program end usersdata points into one of the lower layer datastores.
Also in this layer are included server controlspersonalization capabilities.
Below this layer is the default PersonalizationData Provider for working with SQL Server.
-
7/30/2019 Personalization and Profiles 2008
5/21
Creating Personalization Properties
For creating Personalization Properties ,the first step is what data item from the
user you are going to store.ASP.Net has a heavy dependency on
storing configurations inside XML files.
These customization points concerning theend user are defined and stored within theweb.config file.
-
7/30/2019 Personalization and Profiles 2008
6/21
Within the element you define all the properties you
want personalization engine to store. These properties can be for authenticated
users or for anonymous users.
-
7/30/2019 Personalization and Profiles 2008
7/21
Using Personalization Properties
After defining the Personalization properties in
the web.config file it is possible to use it inthe code.
Using the Profile class.
The same thing can be achieved using aSession Object but the personalizationproperties are not key based.
-
7/30/2019 Personalization and Profiles 2008
8/21
Adding a group of Personalizationproperties
If you want to store a large number ofpersonalization properties for a particularuser.
These properties are not for a particular page
but for the entire application. The items that you have stored about a
particular user in the beginning can beretrieved at the end.
The personalization engine enables you tostore your personalization properties ingroups.
-
7/30/2019 Personalization and Profiles 2008
9/21
-
7/30/2019 Personalization and Profiles 2008
10/21
The personalization groups are definedusing the element within the
element. Using Grouped Personalization properties
You can access defined items in a logical
manner using nested namespaces. Profile.MemberDetails.DateJoined
Defining types for a Personalizationproperties
By default these properties are created astype string.
-
7/30/2019 Personalization and Profiles 2008
11/21
-
7/30/2019 Personalization and Profiles 2008
12/21
Providing default values
-
7/30/2019 Personalization and Profiles 2008
13/21
This means that when you add a new enduser to the personalization property database,
Member is defined instead of remaining ablank value.
Making Personalization properties read-only-
-
7/30/2019 Personalization and Profiles 2008
14/21
Anonymous Personalization
Anonymous users can also utilize thepersonalization properties .
This is important if a site requiresregistration.
So end users do not always register for
access to the greater application until theyhave first taken advantage of some basicservices.
-
7/30/2019 Personalization and Profiles 2008
15/21
Many e-commerce sites allow anonymoususers to shop a site and use the sites
shopping cart before the shoppersregister.
Enabling Anonymous identification of theEnd User By default anonymous personalization is
turned off because it consumes databaseresources.
For anonymous user , information is stored by
default as a cookie on the end users machine.
-
7/30/2019 Personalization and Profiles 2008
16/21
Changing the Name of the Cookie
Changing the length of the time the Cookie is
stored
Anonymous Option for Personalization Properties
Once the capability for anonymous users are in place, you have to specify which personalization properties
you want to enable for anonymous users .
-
7/30/2019 Personalization and Profiles 2008
17/21
Migrating Anonymous Users
You must be able to migrate anonymous
users to registered users.
For eg. After the user has selected items inthe cart he can register to purchase them.
So at that moment he switches fromanonymous user to registered user.
There is a profile_MigrateAnonymous event
This event requires an event delegate of typeProfile_MigrateEventArgs.
-
7/30/2019 Personalization and Profiles 2008
18/21
Determining whether to continue withAutomatic saves
The page automatically saves the profilevalues to the specified data store at the endof the pages execution.
This capability can be turned off by usingautomaticSaveEnabled=false in the element.
Then you will have to invoke the
ProfileBase.Save () method.
-
7/30/2019 Personalization and Profiles 2008
19/21
Personalization Providers
The Personalization API layercommunicates with a series of default
data providers. By default it uses SQL Server Express.
You are not restricted to this.
-
7/30/2019 Personalization and Profiles 2008
20/21
Working with SQL Server Express Edition
This is the default provider used by the
personalization system provided by ASP.Net. In the App_Data folder it places an ASPNETDB.mdf
file.
In the machine.config there are sections that deal
with how the personalization engine works withdatabase.
-
7/30/2019 Personalization and Profiles 2008
21/21
The location of the file specified by theconnection string attribute points to therelative path of the file.
In the section the personalizationengines reference to this connection string isspecified.
A provider is added using the element.