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https://github.com/paperless-ngx/paperless-ngx.git
synced 2025-04-02 13:45:10 -05:00
add prototype archive pdf
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phail
parent
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46
src/paperless_mail/mail_template/index.html
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46
src/paperless_mail/mail_template/index.html
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@ -0,0 +1,46 @@
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<!doctype html>
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<link href="output.css" rel="stylesheet">
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</head>
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<body class="bg-white w-screen flex flex-col items-center">
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<div class="container max-w-4xl">
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<!-- Header -->
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<div class="grid grid-rows-5 grid-cols-12 gap-x-2 bg-slate-200 p-4">
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<div class="col-start-11 col-span-2 row-start-1 text-right">23.04.2022 18:18</div>
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<div class="col-start-1 row-start-1 text-slate-400 text-right">From</div>
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<div class="col-start-2 col-span-8 row-start 1">{{ from }}</div>
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<div class="col-start-1 row-start-2 text-slate-400 text-right">Subject</div>
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<div class=" col-start-2 col-span-10 row-start 2 font-bold">{{ Subject }}
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</div>
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<div class="col-start-1 row-start-3 text-slate-400 text-right">To</div>
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<div class="col-start-2 col-span-10 row-start 3">{{ To }}
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</div>
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<div class="col-start-1 row-start-4 text-slate-400 text-right">CC</div>
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<div class="col-start-2 col-span-10 row-start 4">{{ CC }}
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</div>
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<div class="col-start-1 row-start-5 text-slate-400 text-right">BCC</div>
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<div class="col-start-2 col-span-10 row-start 5">{{ BCC }}
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</div>
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</div>
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<!-- Separator-->
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<div class="border-t border-solid border-b w-full h-[1px] box-content border-black mb-5 bg-slate-200"></div>
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<!-- Content-->
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<div class="w-full whitespace-pre-line">{{ content }}
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</div>
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</body>
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</html>
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0
src/paperless_mail/mail_template/output.css
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0
src/paperless_mail/mail_template/output.css
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@ -8,9 +8,6 @@ from django.conf import settings
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from documents.parsers import DocumentParser
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from documents.parsers import make_thumbnail_from_pdf
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from documents.parsers import ParseError
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from PIL import Image
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from PIL import ImageDraw
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from PIL import ImageFont
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from tika import parser
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@ -112,22 +109,19 @@ class TikaDocumentParserEml(DocumentParser):
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logging_name = "paperless.parsing.tikaeml"
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def get_thumbnail(self, document_path, mime_type, file_name=None):
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if not self.archive_path:
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self.archive_path = self.generate_pdf(document_path)
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img = Image.new("RGB", (500, 700), color="white")
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draw = ImageDraw.Draw(img)
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font = ImageFont.truetype(
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font=settings.THUMBNAIL_FONT_NAME,
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size=20,
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layout_engine=ImageFont.LAYOUT_BASIC,
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return make_thumbnail_from_pdf(
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self.archive_path,
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self.tempdir,
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self.logging_group,
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)
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draw.text((5, 5), self.text, font=font, fill="black")
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out_path = os.path.join(self.tempdir, "thumb.png")
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img.save(out_path)
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return out_path
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def extract_metadata(self, document_path, mime_type):
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result = []
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prefix_pattern = re.compile(r"(.*):(.*)")
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tika_server = settings.PAPERLESS_TIKA_ENDPOINT
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try:
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parsed = parser.from_file(document_path, tika_server)
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@ -136,17 +130,38 @@ class TikaDocumentParserEml(DocumentParser):
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"warning",
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f"Error while fetching document metadata for " f"{document_path}: {e}",
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)
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return []
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return result
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return [
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{
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"namespace": "",
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"prefix": "",
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"key": key,
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"value": parsed["metadata"][key],
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}
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for key in parsed["metadata"]
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]
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for key, value in parsed["metadata"].items():
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if isinstance(value, list):
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value = ", ".join([str(e) for e in value])
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value = str(value)
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try:
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m = prefix_pattern.match(key)
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result.append(
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{
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"namespace": "",
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"prefix": m.group(1),
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"key": m.group(2),
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"value": value,
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},
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)
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except AttributeError:
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result.append(
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{
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"namespace": "",
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"prefix": "",
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"key": key,
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"value": value,
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},
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)
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except Exception as e:
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self.log(
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"warning",
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f"Error while reading metadata {key}: {value}. Error: " f"{e}",
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)
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result.sort(key=lambda item: (item["prefix"], item["key"]))
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return result
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def parse(self, document_path, mime_type, file_name=None):
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self.log("info", f"Sending {document_path} to Tika server")
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@ -160,57 +175,94 @@ class TikaDocumentParserEml(DocumentParser):
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f"{tika_server}: {err}",
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)
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text = re.sub(" +", " ", str(parsed))
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text = re.sub("\n+", "\n", text)
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self.text = text
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metadata = parsed["metadata"].copy()
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print(text)
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subject = metadata.pop("dc:subject", "<no subject>")
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content = parsed["content"].strip()
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if content.startswith(subject):
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content = content[len(subject) :].strip()
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content = re.sub(" +", " ", content)
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content = re.sub("\n+", "\n", content)
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self.text = (
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f"{content}\n"
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f"______________________\n"
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f"From: {metadata.pop('Message-From', '')}\n"
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f"To: {metadata.pop('Message-To', '')}\n"
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f"CC: {metadata.pop('Message-CC', '')}"
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)
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try:
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self.date = dateutil.parser.isoparse(parsed["metadata"]["Creation-Date"])
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self.date = dateutil.parser.isoparse(parsed["metadata"]["dcterms:created"])
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except Exception as e:
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self.log(
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"warning",
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f"Unable to extract date for document " f"{document_path}: {e}",
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)
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md_path = self.convert_to_md(document_path, file_name)
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self.archive_path = self.convert_md_to_pdf(md_path)
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self.archive_path = self.generate_pdf(document_path, parsed)
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def generate_pdf(self, document_path, parsed=None):
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if not parsed:
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self.log("info", f"Sending {document_path} to Tika server")
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tika_server = settings.PAPERLESS_TIKA_ENDPOINT
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try:
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parsed = parser.from_file(document_path, tika_server)
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except Exception as err:
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raise ParseError(
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f"Could not parse {document_path} with tika server at "
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f"{tika_server}: {err}",
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)
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def clean_html(text: str):
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if isinstance(text, list):
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text = ", ".join([str(e) for e in text])
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if type(text) != str:
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text = str(text)
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text = text.replace("&", "&")
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text = text.replace("<", "<")
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text = text.replace(">", ">")
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text = text.replace(" ", " ")
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text = text.replace("'", "'")
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text = text.replace('"', """)
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return text
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def convert_md_to_pdf(self, md_path):
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pdf_path = os.path.join(self.tempdir, "convert.pdf")
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gotenberg_server = settings.PAPERLESS_TIKA_GOTENBERG_ENDPOINT
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url = gotenberg_server + "/forms/chromium/convert/markdown"
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url = gotenberg_server + "/forms/chromium/convert/html"
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self.log("info", f"Converting {document_path} to PDF as {pdf_path}")
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subject = parsed["metadata"].pop("dc:subject", "<no subject>")
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content = parsed.pop("content", "<no content>").strip()
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if content.startswith(subject):
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content = content[len(subject) :].strip()
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self.log("info", f"Converting {md_path} to PDF as {pdf_path}")
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html = StringIO(
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"""
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>My PDF</title>
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</head>
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<body>
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{{ toHTML "convert.md" }}
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</body>
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</html>
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""",
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)
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md = StringIO(
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"""
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# Subject
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blub \nblah
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blib
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""",
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f"""
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>My PDF</title>
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</head>
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<body>
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<h1>{clean_html(subject)}</h1>
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<p>From: {clean_html(parsed['metadata'].pop('Message-From', ''))}
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<p>To: {clean_html(parsed['metadata'].pop('Message-To', ''))}
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<p>CC: {clean_html(parsed['metadata'].pop('Message-CC', ''))}
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<p>Date: {clean_html(parsed['metadata'].pop('dcterms:created', ''))}
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<pre>{clean_html(content)}</pre>
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</body>
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</html>
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""",
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)
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files = {
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"md": (
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os.path.basename(md_path),
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md,
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),
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"html": (
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"index.html",
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html,
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@ -229,19 +281,3 @@ blib
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file.close()
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return pdf_path
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def convert_to_md(self, document_path, file_name):
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md_path = os.path.join(self.tempdir, "convert.md")
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self.log("info", f"Converting {document_path} to markdown as {md_path}")
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with open(md_path, "w") as file:
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md = [
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"# Subject",
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"\n\n",
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"blah",
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]
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file.writelines(md)
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file.close()
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return md_path
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