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'''
Author: your name
Date: 2021-06-21 14:52:24
LastEditTime: 2021-06-29 16:33:06
LastEditors: Please set LastEditors
Description: In User Settings Edit
FilePath: \evm-store\tools\modules\file-manager\main.py
'''
import os
import shutil
import pprint
from pathlib import Path, PurePosixPath, PureWindowsPath
import platform
import json
from fs.osfs import OSFS
from fs import open_fs
from fs.walk import Walker
disk_root = "D:\\projects\\scriptiot\\evm_app_store_files"
class FileManager(object):
def __init__(self) -> None:
pass
'''
@description: 根据前端传递的路径参数，获取该路径的目录以及文件信息，文件类别，可以看做是一个盘符
@param {*} self
@return {*}
'''
def initialize(self):
'''
disks: {
files: {driver: "local"},
images: {driver: "local"}
}
lang: "en"
leftDisk: null
rightDisk: null
windowsConfig: 2
'''
result = {
"disks": {},
"lang": "zh",
"leftDisk": None,
"rightDisk": None,
"windowsConfig": 1
}
# 这里需要过滤，有些目录只能管理员才能查看
for d in os.listdir(disk_root):
if os.path.isdir(os.sep.join([disk_root, d])):
result["disks"].update({
d: { "driver": "local" }
})
return result
'''
@description: 获取当前类别的目录信息
@param {*} self
@return {*}
'''
def content(self, disk, target_path='/'):
'''
目录信息结构体：
{
basename: "docs"
dirname: ""
path: "docs"
timestamp: 1556821372
type: "dir"
},
{
basename: "cars"
dirname: "wallpapers"
path: "wallpapers/cars"
timestamp: 1544277291
type: "dir"
}
文件信息结构体：
{
basename: "alfa.sql"
dirname: "code"
extension: "sql"
filename: "alfa"
path: "code/alfa.sql"
size: 3208
timestamp: 1544277274
type: "file"
}
'''
sys_str = platform.system()
# disk = "uploads" # disk就是文件根目录，只能以某个目录为根目录，浏览这个目录下面的所有文件
# target_path = None # 就是以disk为根目录的路径，判断是否以**/**或者**\\**开头
if not target_path.startswith("/"):
target_path = "/" + target_path
result = {
"directories": [],
"files": []
}
disk_path = os.sep.join([disk_root, disk])
if not os.path.exists(disk_path):
return result
if not os.path.exists(os.path.normpath(os.sep.join([disk_path, target_path]))):
return result
os.chdir(disk_path)
home_fs = open_fs('.')
for file in home_fs.scandir(target_path, namespaces=['details']):
if file.is_dir:
tmp = {
"basename": file.name,
"dirname": os.path.basename(target_path),
"path": os.path.normpath(os.sep.join([target_path, file.name])),
"timestamp": int(file.raw.get("details").get("modified")),
"type": "dir"
}
if (sys_str == "Windows"):
p = PureWindowsPath(tmp.get("path"))
tmp["path"] = str(p.relative_to("\\"))
else:
p = PurePosixPath(tmp.get("path"))
tmp["path"] = str(p.relative_to('/'))
result["directories"].append(tmp)
else:
fn, ex = os.path.splitext(file.name)
tmp = {
"basename": file.name,
"dirname": os.path.basename(target_path),
"extension": ex[1:],
"filename": fn,
"path": os.path.normpath(os.sep.join([target_path, file.name])),
"size": file.size,
"timestamp": int(file.raw.get("details").get("modified")),
"type": "file"
}
if (sys_str == "Windows"):
p = PureWindowsPath(tmp.get("path"))
tmp["path"] = str(p.relative_to("\\"))
else:
p = PurePosixPath(tmp.get("path"))
tmp["path"] = str(p.relative_to('/'))
result["files"].append(tmp)
home_fs.close()
with open("result.json", "w") as f:
json.dump(result, f)
f.write(json.dumps(result, ensure_ascii=True))
pprint.pprint(result)
return result
'''
@description: 获取目录结构树
@param {*} self
@return {*}
'''
def tree(self, disk, target_path="/"):
'''
{
basename: "trees"
dirname: "wallpapers/nature"
path: "wallpapers/nature/trees"
props: {
hasSubdirectories: false
}
timestamp: 1544277291
type: "dir"
}
'''
if not target_path.startswith("/"):
target_path = "/" + target_path
result = []
disk_path = os.sep.join([disk_root, disk])
if not os.path.exists(disk_path):
return result
if not os.path.exists(os.path.normpath(os.sep.join([disk_path, target_path]))):
return result
os.chdir(disk_path)
home_fs = OSFS(os.getcwd())
rp = Path(disk_root)
print("%%%%", rp)
p = Path(disk_path)
for child in p.iterdir():
print("//////////", child.is_dir(), child.resolve(), child.name, child.parent, child.root, child.drive, child.relative_to(rp))
print("------------------->", p)
# 获取当前目录下所有目录、文件、子目录以及子文件的信息。递归获取
for step in home_fs.walk():
result.append({
"basename": os.path.basename(step.path),
"dirname": os.path.dirname(step.path),
"path": step.path,
"props": {
"hasSubdirectories": True if len(step.files) else False
},
# "timestamp": int(os.path.getatime(os.sep.join([target_path, step.path]))),
"type": "dir"
})
home_fs.close()
pprint.pprint(result)
return result
fileManager = FileManager()
if __name__ == "__main__":
'''
python -m memory_profiler example.py
'''
# from memory_profiler import profile
# @profile
# def test():
# pass
# result = fileManager.initialize()
# print(result)
# result = fileManager.content("uploads", "evueapps/evm")
# print(result)
result = fileManager.tree("uploads", "evueapps/evm")
print(result)