Accessing session attributes

>
>
>
>
> And the final question (hopefully)
>
>
>
>
>
> Now that I've got a string equivalent of a session ID,  how can I get hold
> of session objects ?
>
>
>
> HttpSession session.getAttrinbute(….. assumes that you've picked up an
> existing session, or a new session. While session.getId() provides you with
> a session id, I can't seem to find any method that will  allow you to get
> session info from a session via  a string sessionId
>
>
>
> Alex
>
>
>
>
>
>  ________________________________
>
>
> From: Henrik Pettersen [mailto:[hidden email]]
>  Sent: Monday, September 04, 2006 1:39 PM
>
>  To: [hidden email]
>  Subject: Re: [ops-users] Accessing session attributes
>
>
>
>
>
>
>
> Alex,
>
>  here is how I retrieve the user object based on the user id stored in the
> session by tomcat authentication:
>
>  <p:config xmlns:p="http://www.orbeon.com/oxf/pipeline "
>            xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
>
>            xmlns:oxf="http://www.orbeon.com/oxf/processors
> "
>
> xmlns:aspic="http://www.cruk.com/aspic/editor/v1"
>            xmlns="">
>
>      <p:param name="data" type="output" />
>
>      <p:processor name="oxf:request-security">
>          <p:input name="config">
>              <config>
>                  <role>administrator</role>
>              </config>
>          </p:input>
>          <p:output name="data" id="request-security" />
>      </p:processor>
>
>      <p:processor name="oxf:xslt" xmlns:p="
> http://www.orbeon.com/oxf/pipeline">
>          <p:input name="config">
>              <aspic:user xsl:version="2.0">
>                  <aspic:username>
>                      <xsl:value-of
> select="/request-security/remote-user"/>
>                  </aspic:username>
>              </aspic:user>
>          </p:input>
>          <p:input name="data" href="#request-security"/>
>          <p:output name="data" id=" getuser.input" />
>      </p:processor>
>
>      <p:processor name="oxf:java">
>          <p:input name="config">
>              <config sourcepath="oxf:/java" class="
> org.cruk.aspic.editor.api.orbeon.GetUserByUsername"/>
>          </p:input>
>          <p:input name="data" href="#getuser.input" />
>          <p:output name="data" ref="data" />
>      </p:processor>
>  </p:config>
>
>
>  And here is the java code:
>
>      private static final XPath mXPath =
> DocumentHelper.createXPath("/aspic:user/aspic:username");
>
>      static {
>          mXPath.setNamespaceURIs(OrbeonUtil.NAMESPACE_MAP);
>      }
>
>      public GetUserByUsername() {
>          addOutputInfo(new
> ProcessorInputOutputInfo(OUTPUT_DATA));
>          addInputInfo(new
> ProcessorInputOutputInfo(INPUT_DATA));  // This is a static
> const for the string "data". See XPL.
>      }
>
>      public void generateData(PipelineContext context, ContentHandler
> contentHandler)
>                throws SAXException, EditorException
>      {
>          Document inputDoc = readInputAsDOM4J(context, INPUT_DATA);
>          String username =
> mXPath.selectSingleNode(inputDoc).getStringValue();
>          User user =
> org.cruk.aspic.editor.workflow.GetUserByUsername.execute(username);
>          Document returnedDoc = OrbeonUtil.toXml (user);
>          OrbeonUtil.returnToOrbeon(contentHandler, returnedDoc);
>      }
>
>  Hope that helps.
>
>  Henrik
>
>  On 9/4/06, Alex Sharaz <[hidden email]> wrote:
>  > Chaps,
>  >
>  > I've got a web server running ops that requires a user to log on.
>  > The login procedure expects a username of the form userif@realm e.h.
>  > [hidden email]
>  >
>  > As part of the login procedure, two session attributes are created, one
>  > called user.Userid with, in this case, a value of fred and one called
>  > user.Email which has their e-mail address as obtained from an ldap
>  > lookup bean.
>  >
>  > The home page of the web server will have a number of questionnaires.
>  > Each questionnaire link has a JSESSIONID argument, so I've got a session
>  > identifier associated with each user login.
>  >
>  > One restriction on completing a questionnaire is that a particular user
>  > can only complete one once per month. With this in mind, I've got some
>  > code that'll query a database to see if a particular userid  has got an
>  > entry in it.
>  > I've got the page-flow.xml side of things sorted out for the
>  > questionnaire.
>  >
>  > What I want to do now is set up the page-flow.xml file so that if the
>  > user as identified by the user.Userid session attribute has already
>  > completed the questionnaire, instead of being prompted to complete the
>  > questionnaire, they get directed to a page saying, "sorry, try again
>  > next month"
>  >
>  > If I had an xfoms instance with
>  >
>  > <survey>
>  >    <user>
>  >       <userid/>
>  >       <email/>
>  >       <access-questionnaire/>
>  >     </user>
>  >     <rest-of-form-instance/>
>  > <survey>
>  >
>  > Then based upon the contents of the <access-questionnaire> object I
>  > could either pass the user to the questionnaire or to a page saying "go
>  > away" from the page-flow.xml configuration.
>  >
>  > I can get the request sessionid attribute using an oxf:request
>  > processor.
>  >
>  > I can build the <user>/...</user> bit via a java processor
>  >
>  > I can concatenate the various bits to get the <survey>...</survey>
>  > instance using an oxf:identity statement and pas it onto the
>  > questionnaire stuff.
>  >
>  > The bit I'm stuck at is getting the request session id value into my
>  > Java processor so that I can build the <user>...</user> component.
>  >
>  > I thought I could do
>  >
>  > <p:processor name="oxf:request"
>  > xmlns:p=" http://www.orbeon.com/oxf/pipeline">
>  >    <p:input name="config">
>  >       <config>
>  >          <include>/request</include>
>  >       </config>
>  >    </p:input>
>  >    <p:output name="data" id="requestval"/>
>  > </p:processor>
>  >
>  >     <p:processor name="oxf:java">
>  >         <p:input name="config">
>  >             <config sourcepath="." class="buildUser"/>
>  >         </p:input>
>  >          <p:input  name="data" href="#requestval"/>
>  >         <p:output name="data" id="userInfo"/>
>  >     </p:processor>
>  > ......
>  >
>  > But I'm not sure if I can do that. Can I ? Are there any examples of
>  > this? Couldn't find any
>  >
>  > Alex
>  >
>  >
>  >
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>
>
>

>
>
>
>
> And the final question (hopefully)
>
>
>
>
>
> Now that I've got a string equivalent of a session ID,  how can I get

> session info from a session via  a string sessionId
>
>
>
> Alex
>
>
>
>
>
>  ________________________________
>
>
> From: Henrik Pettersen [mailto:[hidden email]]
>  Sent: Monday, September 04, 2006 1:39 PM
>
>  To: [hidden email]
>  Subject: Re: [ops-users] Accessing session attributes
>
>
>
>
>
>
>
> Alex,
>
>  here is how I retrieve the user object based on the user id stored in

> session by tomcat authentication:
>
>  <p:config xmlns:p="http://www.orbeon.com/oxf/pipeline "
>            xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
>
>            xmlns:oxf="http://www.orbeon.com/oxf/processors
> "
>
> xmlns:aspic="http://www.cruk.com/aspic/editor/v1"
>            xmlns="">
>
>      <p:param name="data" type="output" />
>
>      <p:processor name="oxf:request-security">
>          <p:input name="config">
>              <config>
>                  <role>administrator</role>
>              </config>
>          </p:input>
>          <p:output name="data" id="request-security" />
>      </p:processor>
>
>      <p:processor name="oxf:xslt" xmlns:p="
> http://www.orbeon.com/oxf/pipeline">
>          <p:input name="config">
>              <aspic:user xsl:version="2.0">
>                  <aspic:username>
>                      <xsl:value-of
> select="/request-security/remote-user"/>
>                  </aspic:username>
>              </aspic:user>
>          </p:input>
>          <p:input name="data" href="#request-security"/>
>          <p:output name="data" id=" getuser.input" />
>      </p:processor>
>
>      <p:processor name="oxf:java">
>          <p:input name="config">
>              <config sourcepath="oxf:/java" class="
> org.cruk.aspic.editor.api.orbeon.GetUserByUsername"/>
>          </p:input>
>          <p:input name="data" href="#getuser.input" />
>          <p:output name="data" ref="data" />
>      </p:processor>
>  </p:config>
>
>
>  And here is the java code:
>
>      private static final XPath mXPath =
> DocumentHelper.createXPath("/aspic:user/aspic:username");
>
>      static {
>          mXPath.setNamespaceURIs(OrbeonUtil.NAMESPACE_MAP);
>      }
>
>      public GetUserByUsername() {
>          addOutputInfo(new
> ProcessorInputOutputInfo(OUTPUT_DATA));
>          addInputInfo(new
> ProcessorInputOutputInfo(INPUT_DATA));  // This is a static
> const for the string "data". See XPL.
>      }
>
>      public void generateData(PipelineContext context, ContentHandler
> contentHandler)
>                throws SAXException, EditorException
>      {
>          Document inputDoc = readInputAsDOM4J(context, INPUT_DATA);
>          String username =
> mXPath.selectSingleNode(inputDoc).getStringValue();
>          User user =
> org.cruk.aspic.editor.workflow.GetUserByUsername.execute(username);
>          Document returnedDoc = OrbeonUtil.toXml (user);
>          OrbeonUtil.returnToOrbeon(contentHandler, returnedDoc);
>      }
>
>  Hope that helps.
>
>  Henrik
>
>  On 9/4/06, Alex Sharaz <[hidden email]> wrote:
>  > Chaps,
>  >
>  > I've got a web server running ops that requires a user to log on.
>  > The login procedure expects a username of the form userif@realm

>  > next month"
>  >
>  > If I had an xfoms instance with
>  >
>  > <survey>
>  >    <user>
>  >       <userid/>
>  >       <email/>
>  >       <access-questionnaire/>
>  >     </user>
>  >     <rest-of-form-instance/>
>  > <survey>
>  >
>  > Then based upon the contents of the <access-questionnaire> object I
>  > could either pass the user to the questionnaire or to a page saying

>  > away" from the page-flow.xml configuration.
>  >
>  > I can get the request sessionid attribute using an oxf:request
>  > processor.
>  >
>  > I can build the <user>/...</user> bit via a java processor
>  >
>  > I can concatenate the various bits to get the <survey>...</survey>
>  > instance using an oxf:identity statement and pas it onto the
>  > questionnaire stuff.
>  >
>  > The bit I'm stuck at is getting the request session id value into

>  > Java processor so that I can build the <user>...</user> component.
>  >
>  > I thought I could do
>  >
>  > <p:processor name="oxf:request"
>  > xmlns:p=" http://www.orbeon.com/oxf/pipeline">
>  >    <p:input name="config">
>  >       <config>
>  >          <include>/request</include>
>  >       </config>
>  >    </p:input>
>  >    <p:output name="data" id="requestval"/>
>  > </p:processor>
>  >
>  >     <p:processor name="oxf:java">
>  >         <p:input name="config">
>  >             <config sourcepath="." class="buildUser"/>
>  >         </p:input>
>  >          <p:input  name="data" href="#requestval"/>
>  >         <p:output name="data" id="userInfo"/>
>  >     </p:processor>
>  > ......
>  >
>  > But I'm not sure if I can do that. Can I ? Are there any examples

> Well initially I thought it wasn't, then I read it and thought it might
> be so ....
>
> 1).
> Somewhere in my login procedure I've got
> session.setAttribute ("userid","auserid");
> session.setAttribute ("email","[hidden email]");
>
> 2).
>
> In my page-flow.xpl I've got
>
> <p:processor name="oxf:scope-generator">
>    <p:input name="config">
>       <config>
>          <key>userid</key>
>          <scope>session</scope>
>          <session-scope>application</session-scope>
>       </config>
>    </p:input>
>    <p:output name="data" id="userId"/>
> </p:processor>
>
> <p:processor name="oxf:scope-generator">
>    <p:input name="config">
>       <config>
>          <key>email</key>
>          <scope>session</scope>
>          <session-scope>application</session-scope>
>       </config>
>    </p:input>
>    <p:output name="data" id="eMail"/>
> </p:processor>
>
> Which I then tag onto what I've already got using an oxf:identity
> statement.
>
> The resultant output xml is
> <...>
> .....
>
>   <null xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
> xsi:nil="true"/>
>     <null xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
> xsi:nil="true"/>
>
> ....
> The above 2 statements correspond to the 2 oxf:generator statements.
>
> Just to check, I wrote a noddy displaySession jsp page and it correctly
> extracts 2 session objects called email and userid (
> session.getAttribute("userid") and session.getAttribute("email");
>
>
> I'm 3.5 M1
>
> Alex
>
>
> -----Original Message-----
> From: Henrik Pettersen [mailto:[hidden email]]
> Sent: 04 September 2006 19:22
> To: [hidden email]
> Subject: Re: [ops-users] Accessing session attributes
>
> Is this what you are looking for?
> http://www.orbeon.com/ops/doc/processors-serializers#scope-serializer
>
> Henrik
>
> On 9/4/06, Alex Sharaz <[hidden email]> wrote:
>>
>>
>>
>> And the final question (hopefully)
>>
>>
>>
>>
>>
>> Now that I've got a string equivalent of a session ID,  how can I get
> hold
>> of session objects ?
>>
>>
>>
>> HttpSession session.getAttrinbute(..... assumes that you've picked up
> an
>> existing session, or a new session. While session.getId() provides you
> with
>> a session id, I can't seem to find any method that will  allow you to
> get
>> session info from a session via  a string sessionId
>>
>>
>>
>> Alex
>>
>>
>>
>>
>>
>>  ________________________________
>>
>>
>> From: Henrik Pettersen [mailto:[hidden email]]
>>  Sent: Monday, September 04, 2006 1:39 PM
>>
>>  To: [hidden email]
>>  Subject: Re: [ops-users] Accessing session attributes
>>
>>
>>
>>
>>
>>
>>
>> Alex,
>>
>>  here is how I retrieve the user object based on the user id stored in
> the
>> session by tomcat authentication:
>>
>>  <p:config xmlns:p="http://www.orbeon.com/oxf/pipeline "
>>            xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
>>
>>            xmlns:oxf="http://www.orbeon.com/oxf/processors
>> "
>>
>> xmlns:aspic="http://www.cruk.com/aspic/editor/v1"
>>            xmlns="">
>>
>>      <p:param name="data" type="output" />
>>
>>      <p:processor name="oxf:request-security">
>>          <p:input name="config">
>>              <config>
>>                  <role>administrator</role>
>>              </config>
>>          </p:input>
>>          <p:output name="data" id="request-security" />
>>      </p:processor>
>>
>>      <p:processor name="oxf:xslt" xmlns:p="
>> http://www.orbeon.com/oxf/pipeline">
>>          <p:input name="config">
>>              <aspic:user xsl:version="2.0">
>>                  <aspic:username>
>>                      <xsl:value-of
>> select="/request-security/remote-user"/>
>>                  </aspic:username>
>>              </aspic:user>
>>          </p:input>
>>          <p:input name="data" href="#request-security"/>
>>          <p:output name="data" id=" getuser.input" />
>>      </p:processor>
>>
>>      <p:processor name="oxf:java">
>>          <p:input name="config">
>>              <config sourcepath="oxf:/java" class="
>> org.cruk.aspic.editor.api.orbeon.GetUserByUsername"/>
>>          </p:input>
>>          <p:input name="data" href="#getuser.input" />
>>          <p:output name="data" ref="data" />
>>      </p:processor>
>>  </p:config>
>>
>>
>>  And here is the java code:
>>
>>      private static final XPath mXPath =
>> DocumentHelper.createXPath("/aspic:user/aspic:username");
>>
>>      static {
>>          mXPath.setNamespaceURIs(OrbeonUtil.NAMESPACE_MAP);
>>      }
>>
>>      public GetUserByUsername() {
>>          addOutputInfo(new
>> ProcessorInputOutputInfo(OUTPUT_DATA));
>>          addInputInfo(new
>> ProcessorInputOutputInfo(INPUT_DATA));  // This is a static
>> const for the string "data". See XPL.
>>      }
>>
>>      public void generateData(PipelineContext context, ContentHandler
>> contentHandler)
>>                throws SAXException, EditorException
>>      {
>>          Document inputDoc = readInputAsDOM4J(context, INPUT_DATA);
>>          String username =
>> mXPath.selectSingleNode(inputDoc).getStringValue();
>>          User user =
>> org.cruk.aspic.editor.workflow.GetUserByUsername.execute(username);
>>          Document returnedDoc = OrbeonUtil.toXml (user);
>>          OrbeonUtil.returnToOrbeon(contentHandler, returnedDoc);
>>      }
>>
>>  Hope that helps.
>>
>>  Henrik
>>
>>  On 9/4/06, Alex Sharaz <[hidden email]> wrote:
>>  > Chaps,
>>  >
>>  > I've got a web server running ops that requires a user to log on.
>>  > The login procedure expects a username of the form userif@realm
> e.h.
>>  > [hidden email]
>>  >
>>  > As part of the login procedure, two session attributes are created,
> one
>>  > called user.Userid with, in this case, a value of fred and one
> called
>>  > user.Email which has their e-mail address as obtained from an ldap
>>  > lookup bean.
>>  >
>>  > The home page of the web server will have a number of
> questionnaires.
>>  > Each questionnaire link has a JSESSIONID argument, so I've got a
> session
>>  > identifier associated with each user login.
>>  >
>>  > One restriction on completing a questionnaire is that a particular
> user
>>  > can only complete one once per month. With this in mind, I've got
> some
>>  > code that'll query a database to see if a particular userid  has
> got an
>>  > entry in it.
>>  > I've got the page-flow.xml side of things sorted out for the
>>  > questionnaire.
>>  >
>>  > What I want to do now is set up the page-flow.xml file so that if
> the
>>  > user as identified by the user.Userid session attribute has already
>>  > completed the questionnaire, instead of being prompted to complete
> the
>>  > questionnaire, they get directed to a page saying, "sorry, try
> again
>>  > next month"
>>  >
>>  > If I had an xfoms instance with
>>  >
>>  > <survey>
>>  >    <user>
>>  >       <userid/>
>>  >       <email/>
>>  >       <access-questionnaire/>
>>  >     </user>
>>  >     <rest-of-form-instance/>
>>  > <survey>
>>  >
>>  > Then based upon the contents of the <access-questionnaire> object I
>>  > could either pass the user to the questionnaire or to a page saying
> "go
>>  > away" from the page-flow.xml configuration.
>>  >
>>  > I can get the request sessionid attribute using an oxf:request
>>  > processor.
>>  >
>>  > I can build the <user>/...</user> bit via a java processor
>>  >
>>  > I can concatenate the various bits to get the <survey>...</survey>
>>  > instance using an oxf:identity statement and pas it onto the
>>  > questionnaire stuff.
>>  >
>>  > The bit I'm stuck at is getting the request session id value into
> my
>>  > Java processor so that I can build the <user>...</user> component.
>>  >
>>  > I thought I could do
>>  >
>>  > <p:processor name="oxf:request"
>>  > xmlns:p=" http://www.orbeon.com/oxf/pipeline">
>>  >    <p:input name="config">
>>  >       <config>
>>  >          <include>/request</include>
>>  >       </config>
>>  >    </p:input>
>>  >    <p:output name="data" id="requestval"/>
>>  > </p:processor>
>>  >
>>  >     <p:processor name="oxf:java">
>>  >         <p:input name="config">
>>  >             <config sourcepath="." class="buildUser"/>
>>  >         </p:input>
>>  >          <p:input  name="data" href="#requestval"/>
>>  >         <p:output name="data" id="userInfo"/>
>>  >     </p:processor>
>>  > ......
>>  >
>>  > But I'm not sure if I can do that. Can I ? Are there any examples
> of
>>  > this? Couldn't find any
>>  >
>>  > Alex
>>  >
>>  >
>>  >
>>
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