Re: [Cppcms-users] Migration Guide

[Markus R. <us...@ma...>]

Hi!

Artyom Beilis wrote:
>> Yeah, I was also using CppCMS 1.x.x for some time now.
> 
>> But I had some legacy code which needed to be ported to 1.x.
>> I am sure, however, I am not the only one in this situation, so I
>> finished the article:
>> http://cppcms.com/wikipp/en/page/cppcms_1x_migration
>> 
>> CppCMS 1.x is vastly superior to 0.x - I realized that again during
>> porting ;)
>>
> 
> Yes, I've began to write it but then left as I thought it was not
> really required as most of the users had already switched by now.

Yeah, you are right. But there is always some legacy code somewhere.

>> I am not very fond of json as configuration format - even though it is
>> very good as data exchange format - because it lacks comments.
> 
> Actually I was sure that it was mentioned in documentation (but I can't
> find it now)

There are many discussions about the lacking of comments.

> CppCMS json parser supports two extensions to the standard json syntax,
> that make it very easy to use for configuration:
> 
> 1. C++ style comments i.e.  "//"
> 2. It ignores trailing comma in objects and array definitions
> so stuff like that works.
> 
> {
> "foo" : 10,
> "bar" : 20,
> // "baz" : 30
> }

Yeah, that are useful extensions but in the end it is not json anymore.
Perl implemented # comments and others may do other or do not support them
at all.

> It makes it very suitable as configuration file format.
> 
>> What do you think
>> about a patch which let you switch to http://www.libelektra.org/ at
>> compiletime if preferred?
>> 
>> Basically it would be just an alternative implementation of
>> json::value service::load_settings(int argc,char *argv[])
>>
>> What do you think?
>>
> 
> I'm not really fond of adding more 3rd party dependencies.
> 
> What is the license libelektra distributed under?

It is BSD licenced. And as described: you can choose at build time if you 
want that dependency or not.

>>>  I don't understand the question, you mean extra spaces when you press
>> on
>>>  "view plain" ?
>> 
>> Steps to reproduce:
>> Go to http://cppcms.com/wikipp/en/page/cppcms_1x_json with firefox/chrome
>> Select some text of a sourcecode, press ctrl+c and ctrl+v or middle
>> mouse.
>> 
>> I get:
>> my_object["name"]="Moshe";
>> my_object["salary"]=1000.0;
>> (Note the two spaces at the end of each line)
>> 
>> I expect:
>> No spaces at the end of lines.
>> 
>> It seems to be some problem within the syntax highlighter, which
>> generates a "<span>;  </span>" that adds these two spaces. It is a
>> little bit strange,
>> because the line numbers are suppressed successfully.
>> 
>> Workaround:
>> Press "view plain" and copy there.
>>
> 
> I assume that this is syntax highlighter bug
> 
> (I hadn't written it, I just use it)

Yeah, I think that too.

So its up to me to report the bug there I assume ;)

>> Yeah, the decision to drop CgiCC is ok, cppcms is now more homogen and
>> easier to use.
>>
> 
> Also CgiCC was quite buggy and limited :-)
> I don't miss it.

;)

best regards
Markus