[reportlab-users] Unicode problem in para.py

[Michael Egorov]

yeah, that's good) Thank you

I used para.py just because it supports ul/li lists. They work really not
ideally: especially if every li is really long (several strings). I will
discuss that later

2009/9/9 Robin Becker <robin at reportlab.com>


> Michael Egorov wrote:

>

>> I have unicode problem in para.py here:

>>

>>                 elif standard.has_key(name):

>>                     fragment = standard[name]+fragment[semi+1:]

>>                 elif greeks.has_key(name):

>>                     fragment = greeks[name]+fragment[semi+1:] # just here

>> (line 2041)

>>

>> It happens because greeks[name] is a string whether fragment is unicode.

>> String cannot be converted to unicode if you don't know the encoding.

>> To reproduce that you need any character from greeks in text for Para

>>

>> The patch wich makes it working:

>>

>> --- platypus/para.py    (revision 3542)

>> +++ platypus/para.py    (working copy)

>> @@ -2038,7 +2038,7 @@

>>                 elif standard.has_key(name):

>>                     fragment = standard[name]+fragment[semi+1:]

>>                 elif greeks.has_key(name):

>> -                    fragment = greeks[name]+fragment[semi+1:]

>> +                    fragment = unicode(greeks[name],

>> "utf-8")+fragment[semi+1:]

>>                 else:

>>                     # add back the &

>>                     fragment = "&"+fragment

>>

>> Is it possible to commit that to the main repository somehow?

>> How to get a developer access to the reportlab svn?

>>

> .......

>

> Logically we have two cases, when fragment is unicode or when fragment is

> str. We ought to do all of these additions more carefully in the unicode/str

> world. Does this work for you?

>

> --- para.py     (revision 3542)

> +++ para.py     (working copy)

> @@ -2036,9 +2036,15 @@

>                     else:

>                         fragment = "&"+fragment

>                 elif standard.has_key(name):

> -                    fragment = standard[name]+fragment[semi+1:]

> +                    s = standard[name]

> +                    if isinstance(fragment,unicode):

> +                        s = s.decode('utf8')

> +                    fragment = s+fragment[semi+1:]

>                 elif greeks.has_key(name):

> -                    fragment = greeks[name]+fragment[semi+1:]

> +                    s = greeks[name]

> +                    if isinstance(fragment,unicode):

> +                        s = s.decode('utf8')

> +                    fragment = s+fragment[semi+1:]

>                 else:

>                     # add back the &

>                     fragment = "&"+fragment

>

> I'm not a great user of para.py and it probably doesn't get much attention.

> --

> Robin Becker

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