1
|
1 |
|
import json |
2
|
1 |
|
from collections.abc import Sequence |
3
|
1 |
|
from lxml.etree import QName |
4
|
|
|
|
5
|
1 |
|
from .environment import DefaultCFDIEnvironment |
6
|
1 |
|
from ..xelement import XElement |
7
|
|
|
|
8
|
1 |
|
try: |
9
|
1 |
|
import weasyprint |
10
|
|
|
|
11
|
1 |
|
PDF_CSS = weasyprint.CSS(string="@page {margin: 1.0cm 1.27cm 1.1cm 0.85cm;}") |
12
|
|
|
except OSError as ex: |
13
|
|
|
weasyprint = None |
14
|
|
|
|
15
|
1 |
|
MAIN_TEMPLATE = DefaultCFDIEnvironment.get_template("_main.html") |
16
|
1 |
|
BODY_TEMPLATE = DefaultCFDIEnvironment.get_template("_body.html") |
17
|
|
|
|
18
|
|
|
|
19
|
1 |
|
def json_write(xlm: XElement, target, pretty_print=False): |
20
|
|
|
if isinstance(target, str): |
21
|
|
|
with open(target, 'w') as f: |
22
|
|
|
json.dump(xlm, f, ensure_ascii=False, default=str, indent=2 if pretty_print else None) |
23
|
|
|
return |
24
|
|
|
|
25
|
|
|
json.dump(xlm, target, ensure_ascii=False, default=str, indent=2 if pretty_print else None) |
26
|
|
|
|
27
|
|
|
|
28
|
1 |
|
def json_str(xlm: XElement, pretty_print=False) -> str: |
29
|
1 |
|
return json.dumps(xlm, ensure_ascii=False, default=str, indent=2 if pretty_print else None) |
30
|
|
|
|
31
|
|
|
|
32
|
1 |
|
def html_write(xlm: XElement | Sequence[XElement], target, template=MAIN_TEMPLATE): |
33
|
1 |
|
if isinstance(xlm, Sequence): |
34
|
1 |
|
template.stream({"c": [(QName(a.tag).localname, a) for a in xlm], "k": '_multiple'}).dump(target) |
35
|
|
|
else: |
36
|
|
|
template.stream({"c": xlm, "k": QName(xlm.tag).localname}).dump(target) |
37
|
|
|
|
38
|
|
|
|
39
|
1 |
|
def html_str(xlm: XElement | Sequence[XElement], template=MAIN_TEMPLATE) -> str: |
40
|
1 |
|
if isinstance(xlm, Sequence): |
41
|
1 |
|
return template.render({"c": [(QName(a.tag).localname, a) for a in xlm], "k": '_multiple'}) |
42
|
|
|
else: |
43
|
1 |
|
return template.render({"c": xlm, "k": QName(xlm.tag).localname}) |
44
|
|
|
|
45
|
|
|
|
46
|
1 |
|
def pdf_write(xlm: XElement | Sequence[XElement], target, template=MAIN_TEMPLATE): |
47
|
1 |
|
if weasyprint is None: |
48
|
|
|
raise ImportError("weasyprint is not installed") |
49
|
|
|
|
50
|
1 |
|
weasyprint.HTML(string=html_str(xlm, template=template)).write_pdf( |
51
|
|
|
target=target, |
52
|
|
|
stylesheets=[PDF_CSS] |
53
|
|
|
) |
54
|
|
|
|
55
|
|
|
|
56
|
1 |
|
def pdf_bytes(xlm: XElement | Sequence[XElement], template=MAIN_TEMPLATE) -> bytes: |
57
|
|
|
if weasyprint is None: |
58
|
|
|
raise ImportError("weasyprint is not installed") |
59
|
|
|
|
60
|
|
|
return weasyprint.HTML(string=html_str(xlm, template=template)).write_pdf( |
61
|
|
|
stylesheets=[PDF_CSS] |
62
|
|
|
) |
63
|
|
|
|