Wow, that is so thorough and clear and helpful.
Thank you very much.
On Monday, November 5, 2012 6:00:37 AM UTC-8, Bryan Larsen wrote:
>
> Here's a simplification of your code.
>
> <do with="something_else_completely">
> <% @cu = CompanyUser.find(foo) %>
> <div part="pledgeform" id="pledgeform-#{typed_id}">
> <form with="&@cu" update="pledgeform-#{typed_id}">
> ,,,,
>
> 1: the typed_id for pledgeform is going to return the typed_id for
> something_else
>
> 2: the typed_id for the form is not clear. Does it get evaluated
> before or after the with= statement? You may know, but it's best to
> assume that anybody else working with your code doesn't. I really
> like do statements for changing contexts to make this clear.
>
> 3: When redoing the part, Hobo will set the context to
> something_else, then try to switch it to @cu when it hits the form.
> However, @cu won't be set, because it's set in a piece of code outside
> the part. Only view code inside the part is run when the part is
> redisplayed.
>
> Option #1:
>
> <% @cu = CompanyUser.find(foo) %>
> <do with="&@cu">
> <div part="pledgeform" id="pledgeform-#{typed_id}">
> <form update="pledgeform-#{typed_id}">
> ,,,,
>
> In this piece of code, the <% @cu = CompanyUser.find(foo) %> code only
> runs once. Hobo remembers the id of the CompanyUser, and reloads it
> from the database when resurrecting the part, so you're guaranteed to
> get the same CompanyUser when redisplaying the part.
>
> Option #2:
>
> <% @cu = CompanyUser.find(foo) %>
> <do with="&@cu">
> <div part="pledgeform">
> <form ajax>
> ,,,,
>
> This is the same as option #1, except it takes advantage of some new
> features in Hobo 2.0. See
> http://cookbook-1.4.hobocentral.net/manual/changes20#multiple_parts
> for more details.
>
> If it's possible that you want a different @cu when redisplaying the
> part, use a form similar to:
>
> <do with="&nil">
> <div part="pledgeform">
> <% @cu = CompanyUser.find(foo) %>
> <form with="&@cu" ajax>
> ,,,,
>
> `do with="&nil"` outside of a part definition is a good pattern to use
> so that Hobo doesn't go to the work of resurrecting a context that
> you're immediately going to throw away.
>
> If you're using this form, you have to take care to ensure that `foo`
> has validity, either by defining it as a helper method, as a variable
> inside your controller or by using part locals:
> http://cookbook-1.4.hobocentral.net/manual/ajax#local_variables
>
> cheers,
> Bryan
>
> On Sun, Nov 4, 2012 at 10:45 PM, [email protected] <javascript:>
> <[email protected] <javascript:>> wrote:
> > OK, I implemented this today. It seems to work except for the Ajax
> updating.
> > The problem seems to be that the typed_id is not being substituted into
> the
> > id field.
> >
> > The code for the H2 version is here:
> >
> > http://pastie.org/5187078
> >
> > and, as an example, the generated HTML is:
> >
> > http://pastie.org/5187103
> > (that HTML gets a little chewed up in Pastie, but I think it is
> > parseable)
> >
> > Any ideas about what might prevent typed_id from being generated?
> >
> > Thanks so much!
> >
> >
> > On Friday, October 19, 2012 12:06:36 PM UTC-7, Bryan Larsen wrote:
> >>
> >> You can replace ajax with update="companyuserform-#{typed_id}" and it
> >> should work on 1.3 too. Also on 1.3 it will be more difficult to get
> >> it to display inline rather than using block styling.
> >>
> >> Bryan
> >>
> >> On Fri, Oct 19, 2012 at 2:56 PM, [email protected]
> >> <[email protected]> wrote:
> >> > Cool.
> >> >
> >> > This would not work in 1.3, bcs. fo the Ajax keyword, right?
> >> >
> >> >
> >> > On Friday, October 19, 2012 11:52:38 AM UTC-7, Bryan Larsen wrote:
> >> >>
> >> >> Off the top of my head:
> >> >>
> >> >> <form ajax>
> >> >> <hidden-field:id/>
> >> >> <hidden-field:pledged-date value="&Date.today"/>
> >> >> <submit label="Yes"/>
> >> >> </form>
> >> >>
> >> >> Bryan
> >> >>
> >> >> On Fri, Oct 19, 2012 at 2:48 PM, [email protected]
> >> >> <[email protected]> wrote:
> >> >> > I have a 1.3 app that uses an <update-button> tag. I am planning
> to
> >> >> > migrate
> >> >> > the app to 2.0, so I see in the release notes that I need to
> replace
> >> >> > the
> >> >> > <update-button>.
> >> >> >
> >> >> > The current tag using it is here:
> >> >> >
> >> >> > http://pastie.org/5085380
> >> >> >
> >> >> > Can I get some guidance on the best way to replace the
> >> >> > <update-button>
> >> >> > on
> >> >> > line 11 with a 2.0-compatible construct?
> >> >> >
> >> >> > Thanks!
> >> >> >
> >> >> > --
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