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leo
warpDF-analyser
Commits
00f6604e
Commit
00f6604e
authored
6 years ago
by
larsm
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auf python 3 konvertiert, schönheitsop
parent
9f1b25c5
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3 changed files
pdf_parser.py
+32
-24
32 additions, 24 deletions
pdf_parser.py
pdf_parser_test.py
+9
-8
9 additions, 8 deletions
pdf_parser_test.py
template_manager.py
+2
-0
2 additions, 0 deletions
template_manager.py
with
43 additions
and
32 deletions
pdf_parser.py
+
32
−
24
View file @
00f6604e
...
...
@@ -10,29 +10,31 @@ from pdfminer.converter import PDFPageAggregator
from
pdfminer.layout
import
LTTextBoxHorizontal
def
get_text_elements
(
p_path
):
fp
=
open
(
p_path
,
'
rb
'
)
parser
=
PDFParser
(
fp
)
document
=
PDFDocument
(
parser
)
if
not
document
.
is_extractable
:
raise
PDFTextExtractionNotAllowed
rsrcmgr
=
PDFResourceManager
()
laparams
=
LAParams
(
line_margin
=
0.1
)
device
=
PDFPageAggregator
(
rsrcmgr
,
laparams
=
laparams
)
interpreter
=
PDFPageInterpreter
(
rsrcmgr
,
device
)
pages
=
[]
for
page
in
PDFPage
.
create_pages
(
document
):
interpreter
.
process_page
(
page
)
layout
=
device
.
get_result
()
elements_on_page
=
[]
for
element
in
layout
:
if
type
(
element
)
is
LTTextBoxHorizontal
:
pages
.
append
(
element
)
#pages.append(elements_on_page)
return
pages
fp
=
open
(
p_path
,
'
rb
'
)
parser
=
PDFParser
(
fp
)
document
=
PDFDocument
(
parser
)
if
not
document
.
is_extractable
:
raise
PDFTextExtractionNotAllowed
rsrcmgr
=
PDFResourceManager
()
laparams
=
LAParams
(
line_margin
=
0.1
)
device
=
PDFPageAggregator
(
rsrcmgr
,
laparams
=
laparams
)
interpreter
=
PDFPageInterpreter
(
rsrcmgr
,
device
)
pages
=
[]
for
page
in
PDFPage
.
create_pages
(
document
):
interpreter
.
process_page
(
page
)
layout
=
device
.
get_result
()
elements_on_page
=
[]
for
element
in
layout
:
if
type
(
element
)
is
LTTextBoxHorizontal
:
pages
.
append
(
element
)
#pages.append(elements_on_page)
return
pages
def
find_relative_position
(
p_key_box
,
p_value_box
):
kx0
,
ky0
,
kx1
,
ky1
=
p_key_box
...
...
@@ -41,9 +43,12 @@ def find_relative_position(p_key_box, p_value_box):
center_value_y
=
(
abs
(
vy0
-
vy1
)
/
2.0
)
+
vy0
return
(
center_value_x
-
kx0
,
center_value_y
-
ky0
)
def
get_word_offset
(
p_sentence
,
p_word
,
p_seperator
=
"
"
):
p_sentence
=
p_sentence
.
encode
()
# das wievielte wort eines satzes
p_sentence
=
str
(
p_sentence
)
p_sentence
=
p_sentence
.
replace
(
"
\n
"
,
"
"
)
# print('get_word_offset p_sentence(' + str(p_sentence) + '), p_word(' + str(p_word) + ')')
p_sentence
=
p_sentence
.
split
(
p_seperator
)
for
i
in
range
(
len
(
p_sentence
)):
current_word
=
p_sentence
[
i
]
...
...
@@ -51,9 +56,10 @@ def get_word_offset(p_sentence, p_word, p_seperator=" "):
return
i
raise
RuntimeError
(
"
Sentence does not contains word: %s -> %s
"
%
(
p_word
,
p_sentence
))
def
generate_template
(
p_example_dict
,
p_text_element_list
):
template
=
{}
for
key
,
value
in
p_example_dict
.
iter
items
():
for
key
,
value
in
p_example_dict
.
items
():
key_box
=
None
value_box
=
None
...
...
@@ -78,6 +84,7 @@ def generate_template(p_example_dict, p_text_element_list):
return
template
def
is_point_in_box
(
p_point
,
p_box
,
p_padding
=
5
):
x0
,
y0
,
x1
,
y1
=
p_box
x
,
y
=
p_point
...
...
@@ -87,6 +94,7 @@ def is_point_in_box(p_point, p_box, p_padding=5):
y1
+=
p_padding
return
x0
<=
x
and
x
<=
x1
and
y0
<=
y
and
y
<=
y1
def
read_template
(
p_template
,
p_text_element_list
):
for
key
,
pos
in
p_template
.
iteritems
():
key_box
=
None
...
...
This diff is collapsed.
Click to expand it.
pdf_parser_test.py
+
9
−
8
View file @
00f6604e
#from pdf_parser import get_text_elements, generate_template, read_template
#
from pdf_parser import get_text_elements, generate_template, read_template
from
template_manager
import
create_template
#path = "/home/reverend/Programmierung/git_projects/warpzone-rechnungen/2017/Eingangsrechnungen/2017-08-12 rabe getraenke 33971.pdf"
#
path = "/home/reverend/Programmierung/git_projects/warpzone-rechnungen/2017/Eingangsrechnungen/2017-08-12 rabe getraenke 33971.pdf"
path
=
"
/home/reverend/Programmierung/git_projects/warpzone-rechnungen/2016/Eingangsrechnungen/2016-09-01 sipgate EB589544.pdf
"
#e = get_text_elements(path)
path
=
"
pdf/2016-09-01 sipgate EB589544.pdf
"
# e = get_text_elements(path)
#examples = {"Rechnungsbetrag": "183,43", "Datum": "12.8.2017", "RECHNUNGSNr": "33971"}
#
examples = {"Rechnungsbetrag": "183,43", "Datum": "12.8.2017", "RECHNUNGSNr": "33971"}
examples
=
{
"
Rechnung
"
:
"
EB589544
"
,
"
Rechnungsdatum
"
:
"
01.09.2016
"
,
"
Mandatsreferenz
"
:
"
8ADB836C18A8491092EA62F7F35F8A28
"
}
create_template
(
"
sipgate
"
,
path
,
examples
)
#g = generate_template(examples, e[0])
#
g = generate_template(examples, e[0])
#path = "/home/reverend/Programmierung/git_projects/warpzone-rechnungen/2016/Eingangsrechnungen/2016-07-27 sipgate EB540908.pdf"
#e = get_text_elements(path)
#read_template(g, e[0])
#
path = "/home/reverend/Programmierung/git_projects/warpzone-rechnungen/2016/Eingangsrechnungen/2016-07-27 sipgate EB540908.pdf"
#
e = get_text_elements(path)
#
read_template(g, e[0])
This diff is collapsed.
Click to expand it.
template_manager.py
+
2
−
0
View file @
00f6604e
from
pdf_parser
import
get_text_elements
,
generate_template
,
read_template
import
json
def
create_template
(
p_name
,
p_path
,
p_examples
):
elements
=
get_text_elements
(
p_path
)
template
=
generate_template
(
p_examples
,
elements
)
...
...
@@ -9,6 +10,7 @@ def create_template(p_name, p_path, p_examples):
with
open
(
p_name
+
'
.template
'
,
'
w
'
)
as
outfile
:
json
.
dump
(
data
,
outfile
)
def
evaluate_pdf
(
p_template_name
,
p_path
):
with
open
(
p_template_name
+
'
.template
'
)
as
f
:
...
...
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