And SQL server has a built in datatype for this too :-)

  
Russ Michaels
Macromedia/Allaire Certified ColdFusion Developer
 
Satachi Internet Development
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London EC2A 3LP
 
Phone: 0870 787 3610
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> -----Original Message-----
> From: Steve Martin [mailto:[EMAIL PROTECTED]] 
> Sent: 03 January 2003 12:19
> To: [EMAIL PROTECTED]
> Subject: RE: [ cf-dev ] Application structure problem
> 
> 
> As a failsafe to Russ' suggestion, I would use a combination 
> of a timestamp and a user ID as the flag. If the timestamp 
> has exceeded some predecided threshold or is null then the 
> story is available to edit by all. If the timestamp is still 
> within the threshold then only the user who's ID is flagged 
> alongside the timestamp can edit the story. Once saved, the 
> flag is set back to null. This gets round problems where a 
> browser crashes or a user starts editing and then goes to 
> lunch or on holiday or something.
> 
> HTH & HNY,
> Steve
> 
> > As a sidenote, I would probably just jave a flag in the table
> > that I set
> > to true when the record is being edited rather than using a struct.
> > 
> > 
> > > -----Original Message-----
> > > From: Russ Michaels [mailto:[EMAIL PROTECTED]]
> > > Sent: 03 January 2003 00:30
> > > To: [EMAIL PROTECTED]
> > > Subject: RE: [ cf-dev ] Application structure problem
> > > 
> > > 
> > > When someone opens a story for editing, add the UUID to a struct.
> > > In the query where you get the stories, don't select stories 
> > > whose  UUID is in the list.
> > > 
> > > i.e
> > > 
> > > Select * from stories
> > > Where NOT StoryID IN (#StructKeylist(application.openstories)#)
> > > 
> > > 
> > > Or if you want to display it but disable the link, do a
> > > search and only create a link if this is false.
> > > 
> > > E.g
> > > <cfoutput query = "stories">
> > > <cfif NOT StructKeyExists(application.openstories, storyID)>
> > > Create link <cfelse> Display story without link </cfif> </cfquery>
> > > 
> > > HTH
> > > 
> > >   
> > > Russ Michaels
> > > Macromedia/Allaire Certified ColdFusion Developer
> > >  
> > > Satachi Internet Development
> > > Unit 2, 7A Plough Yard
> > > London EC2A 3LP
> > >  
> > > Phone: 0870 787 3610
> > > Tech Support: 0906 9607800
> > > FAX: 0709 2212 636
> > > http://www.satachi.com
> > > email general: [EMAIL PROTECTED]
> > > email support: [EMAIL PROTECTED]
> > >  
> > > Join our ColdFusion Developer discussion lists.
> > > Send an e-mail to [EMAIL PROTECTED]
> > > 
> > > > -----Original Message-----
> > > > From: David Phipps [mailto:[EMAIL PROTECTED]]
> > > > Sent: 02 January 2003 20:28
> > > > To: [EMAIL PROTECTED]
> > > > Subject: [ cf-dev ] Application structure problem
> > > > 
> > > > 
> > > > Hi,
> > > > 
> > > > I am trying to get something to work and I can't seem to get it 
> > > > right.  I have a list of stories all with their own 
> UUID when one 
> > > > is selected I want
> > > > the link to that story to be locked for other logged in users 
> > > > and only 
> > > > available to the current user that first selected that story.
> > > > 
> > > > I have a structure in the session scope which holds all 
> the user's 
> > > > info and when the story is selected I add the storyid to this
> > > > structure.  I also 
> > > > have a structure in the Application scope which holds all of 
> > > > the session 
> > > > structures.  What I want to do is check to see if a 
> > > > particular user is 
> > > > viewing a story and if so remove the link to that story for 
> > > > other users.
> > > > 
> > > > So if joe bloggs is editing the story then John Doe cannot.
> > > > 
> > > > I have a cfdump of the application structure below:
> > > > 
> > > > 
> > > > struct
> > > > applicationname abcde
> > > > usersloggedin struct
> > > >                 83658838-2B39-5973-3866F7192C0E9281 struct
> > > >                                                          
> > > TIMECREATED {ts '2003-01-02 19:31:01'}
> > > >                                                          
> > > realname Joe Bloggs
> > > >                                                          uname
> > > > joe.bloggs
> > > >                                                          
> > > usergroups Administrators,Master
> > > >                                                          userid
> > > > 83658838-2B39-5973-3866F7192C0E9281
> > > >                                                          
> > > storyid 91663878-2C49-4613-3866F7192C0E946
> > > > 
> > > > How do I reference the storyid that will be in one session from 
> > > > within another session in the same application?
> > > > 
> > > > I assign the currentuser session struct to the 
> application struct 
> > > > like so: <cfset
> > application.UsersLoggedin["#session.currentuser.userid#"] =
> > > > session.currentuser>
> > > > 
> > > > I can access the storyid for a session but not from within a 
> > > > different session like so:
> > > > #Application.UsersLoggedin[session.currentuser.userid].storyid#
> > > > 
> > > > Is there a way to grab the storyid from within the application 
> > > > structure without knowing which session structure it is in.  Is 
> > > > there a better way?
> > > > 
> > > > Thanks in advance - hope you all had a great Christmas
> > and New Year.
> > > > 
> > > > Dave Phipps
> > > > 
> > > > 
> > > > --
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