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nexedi
erp5
Commits
917a3065
Commit
917a3065
authored
Feb 24, 2021
by
Jérome Perrin
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ERP5Form: remove PDFParser
This code is not used and rely on pdftk that we don't have installed in slapos
parent
2539cd44
Pipeline
#13819
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189 deletions
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-189
product/ERP5/Document/BusinessTemplate.py
product/ERP5/Document/BusinessTemplate.py
+0
-1
product/ERP5Form/PDFParser.py
product/ERP5Form/PDFParser.py
+0
-188
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product/ERP5/Document/BusinessTemplate.py
View file @
917a3065
...
...
@@ -6754,7 +6754,6 @@ Business Template is a set of definitions, such as skins, portal types and categ
'Products.ERP5Form.MultiRelationField'
,
'Products.ERP5Form.OOoChart'
,
'Products.ERP5Form.ParallelListField'
,
'Products.ERP5Form.PDFParser'
,
'Products.ERP5Form.PDFTemplate'
,
'Products.ERP5Form.Permissions'
,
'Products.ERP5Form.PlanningBox'
,
...
...
product/ERP5Form/PDFParser.py
deleted
100644 → 0
View file @
2539cd44
# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (c) 2008 Nexedi SA and Contributors. All Rights Reserved.
# Mayoro DIAGNE <mayoro@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
import
commands
import
re
import
random
from
AccessControl
import
ClassSecurityInfo
from
tempfile
import
NamedTemporaryFile
PDFTK_EXECUTABLE
=
"pdftk"
class
PDFParser
:
"""
PDF parser API provide methods wich allow to manipulate a pdf file allowing
to convert pages as images
"""
security
=
ClassSecurityInfo
()
def
__init__
(
self
,
pdf_file_descriptor
):
"""
initialise self.data with pdf_file_descriptor if string's
The __init__ function can take either a filename, an open file object
or the content of the file
Initialise self.width self.height and self.pages (page count)
"""
self
.
width
=
None
self
.
height
=
None
self
.
pages
=
None
if
pdf_file_descriptor
is
None
:
raise
ValueError
,
"No PDF file provided, please choose a pdf form "
if
type
(
pdf_file_descriptor
)
==
'str'
:
self
.
data
=
pdf_file_descriptor
elif
hasattr
(
pdf_file_descriptor
,
"read"
):
pdf_file_descriptor
.
seek
(
0
)
self
.
data
=
pdf_file_descriptor
.
read
()
pdf_file_descriptor
.
close
()
else
:
source
=
open
(
pdf_file_descriptor
,
"rb"
)
source
.
seek
(
0
)
self
.
data
=
source
.
read
()
source
.
close
()
# opening new file on HDD to save PDF content
temp_pdf_file
=
NamedTemporaryFile
(
mode
=
"w+b"
)
temp_pdf_name
=
temp_pdf_file
.
name
# going to the begining of the input file
# saving content
temp_pdf
=
open
(
temp_pdf_name
,
'w'
)
# saving content
temp_pdf
.
write
(
self
.
data
)
temp_pdf
.
close
()
command_output
=
commands
.
getstatusoutput
(
'pdfinfo %s'
%
\
temp_pdf_name
)
if
command_output
[
0
]
!=
0
:
raise
ValueError
,
'Error: convert command failed with the following'
\
'error message :
\
n
%s'
%
command_output
[
1
]
# get the pdf page size
rawstr
=
r'''
Page\
ssize: #
begining of the instersting line
\
s* #some sp
aces
(\
S+)
\sx\
s(
\S+) #the matching pattern : width and height in pts'''
compile_obj
=
re
.
compile
(
rawstr
,
re
.
MULTILINE
|
re
.
VERBOSE
)
match_obj
=
re
.
search
(
compile_obj
,
command_output
[
1
])
width
,
height
=
match_obj
.
groups
()
# get the pdf page_count
rawstr
=
r'''
Pages: #begining of the instersting line
\
s* #some sp
aces
(\
S+) #
the matching pattern : width and height in pts'''
compile_obj
=
re
.
compile
(
rawstr
,
re
.
MULTILINE
|
re
.
VERBOSE
)
match_obj
=
re
.
search
(
compile_obj
,
command_output
[
1
])
page_count
=
match_obj
.
groups
()[
0
]
attributes
=
{}
self
.
width
=
int
(
round
(
float
(
width
)))
self
.
height
=
int
(
round
(
float
(
height
)))
self
.
pages
=
int
(
page_count
)
def
getData
(
self
):
"""
Return the content of the pdf file
"""
return
self
.
data
security
.
declarePublic
(
'getPageCount'
)
def
getPageCount
(
self
):
"""
Return the page count of the pdf file
"""
#self.getContentInformation()['Pages']
return
self
.
pages
security
.
declarePublic
(
'getPageWidth'
)
def
getPageWidth
(
self
):
"""
Return the width of the pdf file
"""
return
self
.
width
security
.
declarePublic
(
'getPageHeight'
)
def
getPageHeight
(
self
):
"""
Return the page count of the pdf file
"""
return
self
.
height
security
.
declarePublic
(
'getPageImage'
)
def
getPageImage
(
self
,
page
,
format
,
resolution
,
quality
):
"""
Return a temporary Image object containing the pape page of the pdf file
width, height: attributes in pixel (px)
format: jpg, png, etc...
resolution: resolution of produced image for exemple 600
quality: quality of produced image for exemple 200 raisonable quality
more hight is quality more time it takes to be gererated
"""
temp_pdf_document_name
=
"tmp%s.pdf"
%
str
(
random
.
random
()).
split
(
'.'
)[
-
1
]
temp_pdf_document
=
self
.
newContent
(
temp_object
=
True
,
portal_type
=
'PDF Document'
,
id
=
temp_pdf_document_name
)
temp_pdf_document
.
setData
(
self
.
getData
())
display
=
'xlarge'
mime
,
image_data
=
temp_pdf_document
.
convert
(
format
=
format
,
frame
=
page
,
resolution
=
resolution
,
quality
=
quality
,
display
=
display
)
page_image
=
None
if
image_data
is
not
None
:
page_image
=
self
.
newContent
(
temp_object
=
True
,
portal_type
=
'Image'
,
id
=
"page_%s"
%
page
)
page_image
.
setData
(
page_image
)
return
page_image
def
getFlattenedPDF
(
self
):
"""
Return a flattened PDF. It's use to merge an input PDF's interactive
form fields with the PDF's pages
"""
temp_input_file
=
NamedTemporaryFile
(
mode
=
"w+b"
)
temp_input_name
=
temp_input_file
.
name
temp_input
=
open
(
temp_input_name
,
'w'
)
temp_input
.
write
(
self
.
getData
())
temp_input
.
close
()
temp_output_file
=
NamedTemporaryFile
(
mode
=
"w+b"
)
temp_output_name
=
temp_output_file
.
name
command_output
=
commands
.
getstatusoutput
(
'pdftk %s output %s flatten'
\
%
(
temp_input_name
,
temp_output_name
))
if
command_output
[
0
]
!=
0
:
raise
IOError
,
"pdftk failed with the following error %s"
\
%
command_output
[
1
]
temp_output
=
open
(
temp_output_name
,
'rb'
)
temp_output
.
seek
(
0
)
datas
=
temp_output
.
read
()
temp_output
.
close
()
return
datas
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