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jpDataUtils.py
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jpDataUtils.py
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# -*- coding: utf-8 -*-
from qgis.core import QgsMessageLog, Qgis, QgsCoordinateReferenceSystem
import os, csv
import zipfile
def getPrefNameByCode(pref_code):
pref_name = ""
if pref_code == 1:
pref_name = "北海道"
elif pref_code == 2:
pref_name = "青森県"
elif pref_code == 3:
pref_name = "岩手県"
elif pref_code == 4:
pref_name = "宮城県"
elif pref_code == 5:
pref_name = "秋田県"
elif pref_code == 6:
pref_name = "山形県"
elif pref_code == 7:
pref_name = "福島県"
elif pref_code == 8:
pref_name = "茨城県"
elif pref_code == 9:
pref_name = "栃木県"
elif pref_code == 10:
pref_name = "群馬県"
elif pref_code == 11:
pref_name = "埼玉県"
elif pref_code == 12:
pref_name = "千葉県"
elif pref_code == 13:
pref_name = "東京都"
elif pref_code == 14:
pref_name = "神奈川県"
elif pref_code == 15:
pref_name = "新潟県"
elif pref_code == 16:
pref_name = "富山県"
elif pref_code == 17:
pref_name = "石川県"
elif pref_code == 18:
pref_name = "福井県"
elif pref_code == 19:
pref_name = "山梨県"
elif pref_code == 20:
pref_name = "長野県"
elif pref_code == 21:
pref_name = "岐阜県"
elif pref_code == 22:
pref_name = "静岡県"
elif pref_code == 23:
pref_name = "愛知県"
elif pref_code == 24:
pref_name = "三重県"
elif pref_code == 25:
pref_name = "滋賀県"
elif pref_code == 26:
pref_name = "京都府"
elif pref_code == 27:
pref_name = "大阪府"
elif pref_code == 28:
pref_name = "兵庫県"
elif pref_code == 29:
pref_name = "奈良県"
elif pref_code == 30:
pref_name = "和歌山県"
elif pref_code == 31:
pref_name = "鳥取県"
elif pref_code == 32:
pref_name = "島根県"
elif pref_code == 33:
pref_name = "岡山県"
elif pref_code == 34:
pref_name = "広島県"
elif pref_code == 35:
pref_name = "山口県"
elif pref_code == 36:
pref_name = "徳島県"
elif pref_code == 37:
pref_name = "香川県"
elif pref_code == 38:
pref_name = "愛媛県"
elif pref_code == 39:
pref_name = "高知県"
elif pref_code == 40:
pref_name = "福岡県"
elif pref_code == 41:
pref_name = "佐賀県"
elif pref_code == 42:
pref_name = "長崎県"
elif pref_code == 43:
pref_name = "熊本県"
elif pref_code == 44:
pref_name = "大分県"
elif pref_code == 45:
pref_name = "宮崎県"
elif pref_code == 46:
pref_name = "鹿児島県"
elif pref_code == 47:
pref_name = "沖縄県"
return pref_name
def getPrefCodeByName(pref_name):
pref_code = ""
pref_name = pref_name.strip()
pref_name = pref_name.replace("県","")
if pref_name == "北海道":
pref_code = "01"
elif pref_name == "青森":
pref_code = "02"
elif pref_name == "岩手":
pref_code = "03"
elif pref_name == "宮城":
pref_code = "04"
elif pref_name == "秋田":
pref_code = "05"
elif pref_name == "山形":
pref_code = "06"
elif pref_name == "福島":
pref_code = "07"
elif pref_name == "茨城":
pref_code = "08"
elif pref_name == "栃木":
pref_code = "09"
elif pref_name == "群馬":
pref_code = "10"
elif pref_name == "埼玉":
pref_code = "11"
elif pref_name == "千葉":
pref_code = "12"
elif pref_name == "東京都" or pref_name == "東京":
pref_code = "13"
elif pref_name == "神奈川":
pref_code = "14"
elif pref_name == "新潟":
pref_code = "15"
elif pref_name == "富山":
pref_code = "16"
elif pref_name == "石川":
pref_code = "17"
elif pref_name == "福井":
pref_code = "18"
elif pref_name == "山梨":
pref_code = "19"
elif pref_name == "長野":
pref_code = "20"
elif pref_name == "岐阜":
pref_code = "21"
elif pref_name == "静岡":
pref_code = "22"
elif pref_name == "愛知":
pref_code = "23"
elif pref_name == "三重":
pref_code = "24"
elif pref_name == "滋賀":
pref_code = "25"
elif pref_name == "京都府" or pref_name == "京都":
pref_code = "26"
elif pref_name == "大阪府" or pref_name == "大阪":
pref_code = "27"
elif pref_name == "兵庫県":
pref_code = "28"
elif pref_name == "奈良県":
pref_code = "29"
elif pref_name == "和歌山県":
pref_code = "30"
elif pref_name == "鳥取県":
pref_code = "31"
elif pref_name == "島根県":
pref_code = "32"
elif pref_name == "岡山県":
pref_code = "33"
elif pref_name == "広島県":
pref_code = "34"
elif pref_name == "山口県":
pref_code = "35"
elif pref_name == "徳島県":
pref_code = "36"
elif pref_name == "香川県":
pref_code = "37"
elif pref_name == "愛媛県":
pref_code = "38"
elif pref_name == "高知県":
pref_code = "39"
elif pref_name == "福岡県":
pref_code = "40"
elif pref_name == "佐賀県":
pref_code = "41"
elif pref_name == "長崎県":
pref_code = "42"
elif pref_name == "熊本県":
pref_code = "43"
elif pref_name == "大分県":
pref_code = "44"
elif pref_name == "宮崎県":
pref_code = "45"
elif pref_name == "鹿児島県":
pref_code = "46"
elif pref_name == "沖縄県":
pref_code = "47"
return pref_code
def getMapsFromCsv():
filePath = os.path.join(os.path.dirname(__file__), "csv", "LandNumInfo.csv")
with open(filePath, "r") as f:
csvreader = csv.DictReader(f)
rows = list(csvreader)
return rows
def getTilesFromCsv():
filePath = os.path.join(os.path.dirname(__file__), "csv", "GSI.csv")
with open(filePath, "r") as f:
csvreader = csv.DictReader(f)
rows = list(csvreader)
return rows
def findShpFile2(folderPath, shp, altdir, code_pref, code_muni="", name_muni=""):
shpFile = None
shpFileTarget = shp.replace("code_pref", code_pref)
shpFileTarget = shpFileTarget.replace("code_muni", code_muni)
shpFileTarget = shpFileTarget.replace("name_muni", name_muni)
altDir = altdir.replace("code_pref", code_pref)
altDir = altDir.replace("code_muni", code_muni)
altDir = altDir.replace("name_muni", name_muni)
if os.path.exists(os.path.join(folderPath, shpFileTarget)):
shpFile = os.path.join(folderPath, shpFileTarget)
elif os.path.exists(os.path.join(folderPath, altDir, shpFileTarget)):
shpFile = os.path.join(folderPath, altDir, shpFileTarget)
elif os.path.exists(os.path.join(folderPath, altDir + "\\" + shpFileTarget)):
shpFile = os.path.join(folderPath, altDir + "\\" + shpFileTarget)
return shpFile
def unzipAndGetShp(
folder_path,
zip_file,
shp_file,
altdir="",
code_pref="",
code_muni="",
name_muni="",
epsg="",
):
shpFileName = findShpFile2(
folder_path, shp_file, altdir, code_pref, code_muni, name_muni
)
if shpFileName is not None:
if not os.path.exists(shpFileName[:-4] + ".prj") and epsg != "":
crs = QgsCoordinateReferenceSystem(f"EPSG:{epsg}")
with open(shpFileName[:-4] + ".prj", "w") as prj_file:
prj_file.write(crs.toWkt())
return shpFileName
else:
zipFileName = zip_file.replace("code_pref", code_pref)
zipFileName = zipFileName.replace("code_muni", code_muni)
zipFileName = zipFileName.replace("name_muni", name_muni)
# Below is a workaround for a zip file with Japanese filenames/foldernames
if os.path.exists(os.path.join(folder_path, zipFileName)):
with zipfile.ZipFile(os.path.join(folder_path, zipFileName), "r") as zf:
# Iterate through each file in the zip
for zip_info in zf.infolist():
# Extract the filename using the correct encoding
# (e.g. 'cp932' for Japanese Windows)
filename = zip_info.filename.encode("cp437").decode("cp932")
# Construct the output file path
output_file_path = os.path.join(folder_path, filename)
if zip_info.is_dir():
# Create directories if they do not exist
os.makedirs(output_file_path, exist_ok=True)
else:
os.makedirs(os.path.dirname(output_file_path), exist_ok=True)
# Extract the file
with zf.open(zip_info) as file:
with open(output_file_path, "wb") as out_file:
out_file.write(file.read())
shpFileName = findShpFile2(
folder_path, shp_file, altdir, code_pref, code_muni, name_muni
)
if shpFileName is None:
QgsMessageLog.logMessage(
"Cannot find the file " + shp_file, "jpdata", level=Qgis.Warning
)
else:
if not os.path.exists(shpFileName[:-4] + ".prj") and epsg != "":
crs = QgsCoordinateReferenceSystem(f"EPSG:{epsg}")
with open(shpFileName[:-4] + ".prj", "w") as prj_file:
prj_file.write(crs.toWkt())
return shpFileName