Hi,
maybe some Pictures can demonstrate what i mean.The source code is also
attached:
This excample is of my Countries Report.
<https://lh3.googleusercontent.com/-3qSbBrXf50Y/Vj22n9l93iI/AAAAAAAAAAw/siaI3TBfrNA/s1600/CountriesReport1.jpg>
<https://lh3.googleusercontent.com/--0nkparVSI0/Vj22ttxTSPI/AAAAAAAAAA4/oyZwenqUf2Y/s1600/CountriesReport2.jpg>
<https://lh3.googleusercontent.com/-Ulyv9Uo-U_Y/Vj22zDAUz4I/AAAAAAAAABA/XhiEfVLB8zs/s1600/CountriesReport3.jpg>
<https://lh3.googleusercontent.com/-QigPM6MGLS8/Vj223l3AiwI/AAAAAAAAABI/oynrIlh7lcM/s1600/CountriesReport4.jpg>
First Picture is start of app
Second Picture is after Print Report Button was pressed
Third Picture is my pdf-file
Fourth Picture is after closing the pdf viewer
Any suggestions will be appreciated.
Karl:-) :) :] =)
Am Freitag, 6. November 2015 20:36:33 UTC+1 schrieb Anthony:
> Also, dict() is for creating a dictionary -- there is no reason to do
> dict(redirect(...)). Also, you do not return a redirect() -- you simply
> call it, and it immediately raises an HTTP exception.
>
> Anthony
>
> On Friday, November 6, 2015 at 1:50:15 PM UTC-5, Dave S wrote:
>>
>>
>>
>> On Friday, November 6, 2015 at 9:33:47 AM UTC-8, Karl Florian wrote:
>>>
>>> *Sorry everybody but i need your help again.*
>>>
>>> Here is my code:
>>>
>>> def languages_pedit():
>>>
>>
>> [...]
>>
>>
>>>
>>>
>>> * #I tried this mk_pdffile(pdffile,'languages.pdf') but it did not
>>> work*
>>>
>>> def mk_pdffile(pdffile,pdfname):
>>>
>>> import cStringIO
>>>
>>> pdfdata = open(pdffile,"rb").read()
>>>
>>> response.headers['Content-Type']='application/pdf'
>>>
>>> return response.stream(cStringIO.StringIO(pdfdata), attachment=True,
>>> filename=pdfname)
>>>
>>>
>> Where does the "does not work" part stop and the "this works fine part
>> start?
>>
>>>
>>>
>>> @auth.requires_login()
>>>
>>> def print_languages():
>>>
>> [...] .......................................
>>>
>>> #Code to make my texfile....................
>>>
>>> .......................................
>>>
>>> texfile.write('\\end{document}\n')
>>>
>>> [...]
>>
>>> return response.stream(cStringIO.StringIO(pdfdata), attachment=True,
>>> filename='languages.pdf')
>>>
>>>
>>>
>>> *This works fine but the code below does not get excecuted and my SUBMIT
>>> Button stays pressed?*
>>>
>>>
>>>
>>> return dict(redirect(URL('languages_pedit')))
>>>
>>>
>>
>> Where does this go? If right after the "return response.stream()", then
>> it will never get executed.
>>
>>
>>> def example():
>> return 1
>> return 2
>>
>>
>> will always return 1.
>>
>> /dps
>>
>>
>
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### Model File ###
db.define_table(
'allanguages',
Field('lang_iso', 'string', length=2, unique=True, label='Language-ISO',
comment='Test comment'),
Field('description', 'string', length=80, requires=[IS_NOT_EMPTY()],
label='Description', comment='Test comment'),
Field('date_changed', 'datetime', update = request.now, writable = False,
label='Modified'),
Field('user_id', 'reference auth_user', update=auth.user and auth.user.id,
writable = False, readable = False),
migrate=settings.migrapp,
redefine=settings.redefin,
format='%(lang_iso)s'
)
### Controller ###
@auth.requires_login()
def print_countries():
btn_list = [TAG.button(SPAN(_class="icon-print glyphicon
glyphicon-print"),' Report', _type='submit',
_id='submit_btn'),TAG.button(SPAN(_class="icon-refresh glyphicon
glyphicon-refresh"),' Refresh',_type='button',_onClick = "parent.location='%s'
" % URL('print_countries'))]
form = SQLFORM.factory(
Field('sortpdf', 'string', label='Sort-by',
requires=IS_IN_SET(['ISO-Code','Description']), default='ISO-Code'),
buttons = btn_list,
formstyle = 'table3cols',
submit_button='Submit')
if form.process().accepted:
import datetime
now = datetime.datetime.now().strftime("%Y-%m-%d %H:%M")
sortpdf = form.vars.sortpdf
if sortpdf=='ISO-Code':
ORDERBY=db.alcountries.ctry_iso
else: ORDERBY=db.alcountries.description
records = db(db.alcountries.id>=0).select(orderby=ORDERBY)
ltxfile = str(os.path.join(request.folder, 'tex', 'countries.tex'))
pdffile = str(os.path.join(request.folder, 'tex', 'countries.pdf'))
with open (ltxfile, 'wb') as texfile:
#...
### this is where i creat my texfile ###
#...
texfile.close()
os.system('pdflatex '+ltxfile)
if os.path.isfile(pdffile):
os.remove(pdffile)
os.rename('countries.pdf', pdffile)
import cStringIO
pdfdata = open(pdffile,"rb").read()
response.headers['Content-Type']='application/pdf'
return response.stream(cStringIO.StringIO(pdfdata), attachment=True,
filename='countries.pdf')
elif form.errors:
response.flash = 'form has errors'
response.title = 'Countries'
return dict(form=form)
