Just after releasing it, i noticed a small detail. I have corrected this in the new 0.4.1 version. From the CHANGELOG:
=== 0.4.1 * Automatically convert to string the result of evaluating tag attributes, so the user does not have to take care of this /AITOR On Dec 12, 2007 1:43 PM, Aitor Garay-Romero <[EMAIL PROTECTED]> wrote: > Hi there!, > > New feature: Attribute expansion. From the README: > > ---- 8< ---- > == Attribute expansion > > Back Door allows evaluating tag's attributes as Ruby code. If a tag's > attribute starts with the "#" symbol, the rest of the attribute is > evaluated, and the attribute's value is replaced with the evaluated value. > This works for both standard Radiant (Radius) tags and Back Door's own tags. > > > As an example, consider a side-bar where we want to show first and second > level pages. But for the "news" page, we want to limit the number of > children to 3 and add an extra link to see all news. Without Back Door this > could be implemented as: > > <r:children:each> > <h2 class="menu-heading"> > <r:link> > <r:title /> > </r:link> > </h2> > <r:if_url matches="/news/"> > <r:children:each limit="3" order="desc" by="published_at"> > <h3 class="menu-subheading"> > <r:link> > <r:title /> > </r:link> > </h3> > </r:children:each> > <h3 class="menu-subheading"> > <r:link> More news... </r:link> > </h3> > </r:if_url> > <r:unless_url matches="/news/"> > <r:children:each order="desc" by="published_at"> > <h3 class="menu-subheading"> > <r:link> > <r:title /> > </r:link> > </h3> > </r:children:each> > </r:unless_url> > </r:children:each> > > Clearly there is too much duplication. With Back Door this can be > rewritten as: > > <r:children:each> > <h2 class="menu-heading"> > <r:link> > <r:title /> > </r:link> > </h2> > <r:ruby> @news = tag.locals.page.url =~ /news/; "" </r:ruby> > <r:children:each limit="[EMAIL PROTECTED] ? '3':'1000'" order="desc" > by="published_at"> > <h3 class="menu-subheading"> > <r:link> > <r:title /> > </r:link> > </h3> > </r:children:each> > <r:if cond="@news"> > <h3 class="menu-subheading"> > <r:link> More news... </r:link> > </h3> > </r:if> > </r:children:each> > > Note how the "limit" attribute of the <r:children:each> tag uses the "#" > symbol to make it dynamic. > ---- 8< ---- > > /AITOR > > _______________________________________________ Radiant mailing list Post: [email protected] Search: http://radiantcms.org/mailing-list/search/ Site: http://lists.radiantcms.org/mailman/listinfo/radiant
