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import os
import docx2txt
from docx import Document
from docx.opc.constants import RELATIONSHIP_TYPE as RT
import re
import shutil
import uuid
import json
import base64
from shutil import copyfile
from PIL import Image
files_path = "../../server/public/files"
source_path = "./source"
temp_images_path = "./extracted_images"
server_images_path = f"{files_path}/images/buxton"
json_path = "./json"
# noinspection PyProtectedMember
def extract_links(file):
links = []
doc = Document(file)
rels = doc.part.rels
for rel in rels:
item = rels[rel]
if item.reltype == RT.HYPERLINK and ".aspx" not in item._target:
links.append(item._target)
return links
def extract_value(kv_string):
pieces = kv_string.split(":")
return (pieces[1] if len(pieces) > 1 else kv_string).strip()
def mkdir_if_absent(path):
try:
if not os.path.exists(path):
os.mkdir(path)
except OSError:
print("failed to create the appropriate directory structures for %s" % file_name)
def guid():
return str(uuid.uuid4())
def encode_image(folder: str, name: str):
with open(f"{temp_images_path}/{folder}/{name}", "rb") as image:
encoded = base64.b64encode(image.read())
return encoded.decode("utf-8")
def parse_document(name: str):
print(f"parsing {name}...")
pure_name = name.split(".")[0]
result = {}
saved_device_images_dir = server_images_path + "/" + pure_name
temp_device_images_dir = temp_images_path + "/" + pure_name
mkdir_if_absent(temp_device_images_dir)
mkdir_if_absent(saved_device_images_dir)
raw = str(docx2txt.process(source_path +
"/" + name, temp_device_images_dir))
extracted_images = []
for image in os.listdir(temp_device_images_dir):
temp = f"{temp_device_images_dir}/{image}"
native_width, native_height = Image.open(temp).size
if abs(native_width - native_height) < 10:
continue
original = saved_device_images_dir + "/" + image.replace(".", "_o.", 1)
medium = saved_device_images_dir + "/" + image.replace(".", "_m.", 1)
copyfile(temp, original)
copyfile(temp, medium)
server_path = f"http://localhost:1050/files/images/buxton/{pure_name}/{image}"
extracted_images.append(server_path)
result["extracted_images"] = extracted_images
def sanitize(line): return re.sub("[\n\t]+", "", line).replace(u"\u00A0", " ").replace(
u"\u2013", "-").replace(u"\u201c", '''"''').replace(u"\u201d", '''"''').strip()
def sanitize_price(raw_price: str):
raw_price = raw_price.replace(",", "")
start = raw_price.find("$")
if "x" in raw_price.lower():
return None
if start > -1:
i = start + 1
while i < len(raw_price) and re.match(r"[0-9.]", raw_price[i]):
i += 1
price = raw_price[start + 1: i + 1]
return float(price)
elif raw_price.lower().find("nfs"):
return -1
else:
return None
def remove_empty(line): return len(line) > 1
def try_parse(to_parse: int):
value: int
try:
value = int(to_parse)
except ValueError:
value = None
return value
lines = list(map(sanitize, raw.split("\n")))
lines = list(filter(remove_empty, lines))
result["title"] = lines[2].strip()
result["short_description"] = lines[3].strip().replace(
"Short Description: ", "")
cur = 5
notes = ""
while lines[cur] != "Device Details":
notes += lines[cur] + " "
cur += 1
result["buxton_notes"] = notes.strip()
cur += 1
clean = list(
map(lambda data: data.strip().split(":"), lines[cur].split("|")))
result["company"] = clean[0][len(clean[0]) - 1].strip()
result["year"] = try_parse(clean[1][len(clean[1]) - 1].strip())
result["original_price"] = sanitize_price(
clean[2][len(clean[2]) - 1].strip())
cur += 1
result["degrees_of_freedom"] = try_parse(extract_value(
lines[cur]).replace("NA", "N/A"))
cur += 1
dimensions = lines[cur].lower()
if dimensions.startswith("dimensions"):
dim_concat = dimensions[11:].strip()
cur += 1
while lines[cur] != "Key Words":
dim_concat += (" " + lines[cur].strip())
cur += 1
result["dimensions"] = dim_concat
else:
result["dimensions"] = "N/A"
cur += 1
result["primary_key"] = extract_value(lines[cur])
cur += 1
result["secondary_key"] = extract_value(lines[cur])
while lines[cur] != "Links":
result["secondary_key"] += (" " + extract_value(lines[cur]).strip())
cur += 1
cur += 1
link_descriptions = []
while lines[cur] != "Image":
description = lines[cur].strip().lower()
valid = True
for ignored in ["powerpoint", "vimeo", "xxx"]:
if ignored in description:
valid = False
break
if valid:
link_descriptions.append(description)
cur += 1
result["link_descriptions"] = link_descriptions
result["hyperlinks"] = extract_links(source_path + "/" + name)
images = []
captions = []
cur += 3
while cur + 1 < len(lines) and lines[cur] != "NOTES:":
name = lines[cur]
if "full document" not in name.lower():
images.append(name)
captions.append(lines[cur + 1])
cur += 2
result["table_image_names"] = images
result["captions"] = captions
notes = []
if cur < len(lines) and lines[cur] == "NOTES:":
cur += 1
while cur < len(lines):
notes.append(lines[cur])
cur += 1
if len(notes) > 0:
result["notes"] = notes
return result
if os.path.exists(server_images_path):
shutil.rmtree(server_images_path)
while os.path.exists(server_images_path):
pass
os.mkdir(server_images_path)
mkdir_if_absent(source_path)
mkdir_if_absent(json_path)
mkdir_if_absent(temp_images_path)
results = []
candidates = 0
for file_name in os.listdir(source_path):
if file_name.endswith('.docx') or file_name.endswith(".doc"):
candidates += 1
results.append(parse_document(file_name))
with open(f"./json/buxton_collection.json", "w", encoding="utf-8") as out:
json.dump(results, out, ensure_ascii=False, indent=4)
print(f"\nSuccessfully parsed {candidates} candidates.")
print("\nrewriting .gitignore...")
entries = ['*', '!.gitignore']
with open(files_path + "/.gitignore", 'w') as f:
f.write('\n'.join(entries))
shutil.rmtree(temp_images_path)
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