Re: Teething troubles

Daniel Dekany <[email protected]> Thu, 8 Mar 2012 23:37:17 +0100
Newsgroups	gmane.comp.web.freemarker.devel
Message-ID	<[email protected]>
The author of usCavalry says he doesn't know where the source is...
So, the best is probably trying tools/vel2ftl from the SVN repo.

-- 
Best regards,
 Daniel Dekany


Thursday, March 8, 2012, 8:39:21 PM, Daniel Dekany wrote:

> Thursday, March 8, 2012, 6:52:33 PM, Tim Pizey wrote:
>
>> Hi,
>>
>> I am trying to enable some old software to use Freemarker in addition
>> to Velocity.
>> I am developing on Ubuntu/Eclipse.
>>
>> I am sorry to rush straight to the developer list, in my first 48
>> hours of Freemarker use,
>> but I could not find an IRC channel.
>>
>> I have used the binary cavalary.jar from
>> http://freemarker.sourceforge.net/usCavalry.html
>> to convert my velocity templates.
>> This has left me with Velocity style variables eg
>> ${table.TableInfo.Category.Name}
>>>From the above page: "Also note that FreeMarker uses the Java built-in
>> Beans introspection, so - contrary to Velocity - it completely adheres
>> to introspection rules."
>
> It's the mistake of usCavalry, I suppose. It should be
> ${table.tableInfo.category.name}
>
>> It also converts colours into tags: <body bgcolor="<#call dddddd>" id="top">.
>
> I guess that's because the *Velocity* parser thinks #dddddd is a macro
> call. But when it doesn't find such a macro on runtime, it just prints
> #dddddd. But the translator tool can't decide that no such macro will
> be available on runtime (or can it?), so probably it should use some
> heuristics to spot color codes.
>
>> I am unable to contribute fixes as this code is not in the source tree.
>
> I don't know where the source code is either... The tar.gz contains
> two .java-s, yes. But I think the tricks happens inside
> org.apacahe.velocity, that Jonathan has patched, and I don't see that
> patch anywhere. It's my quick conclusion anyway.
>
> There's also a tools/vel2ftl in the SVN repo. I have no idea what's
> that, or if it works... But it surely doesn't look like usCavalry.
>
> I will have to ask Jonathan...
>
>> So my current hope is to modify BeansWrapper to understand Velocity
>> style bean notation.
>
> Don't do that... BeansWrapper uses standrad JavaBeans rules. Changing
> that would be rather annoying for anyone who wants to work with the
> templates later.
>
>> I have checked out the source: in Eclipse I had to change the
>> configuration to only warn on restricted access.
>
> Um... what's that again?
>
>> Building from source
>> I documented my fix for ant/ivy on ubuntu at:
>> 
>> http://stackoverflow.com/questions/1066976/building-freemarker-from-source
>
> The current production version of FreeMarker, 2.3.x, with doesn't use
> Ivy. Please use the SVN repo, not GIT. GIT contains 2.4, which is
> unreleased.
>
>> However the build still fails with unresolved dependency on
>> http://repos.zeroturnaround.com/maven2/org/zeroturnaround/javarebel-sdk/1.2.2/javarebel-sdk-1.2.2.jar
>> This may be because public access to http://repos.zeroturnaround.com/
>> has been turned off.
>>
>> My main motivation is to be able to use beans such as
>> ${table.TableInfo.Category.Name}  to access a java object which I have
>> placed in the root (context)
>> with a name of table and for
>> table.getTableInfo().getCategory().getName() to be discovered in that
>> object.
>>
>> Which direction should I turn?
>
> This has to be fixed in the converter. I'm not sure if I can contact
> Jonathan (the author) and that he will do anything within a reasonable
> time frame. So... maybe you should just do some regexp magic and
> replace those capital letters after the dots. I don't know how many
> templates do you have, however. But I'm certain nothing will translate
> Velocity to FreeMarker perfectly... a tool may saves you from most
> mechanical work, but you still will have to go through the templates
> and change this and that, unless the Velocity templates were extremely
> simple.
>
>> cheers
>> Tim


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