192 lines
5.1 KiB
Python
192 lines
5.1 KiB
Python
"""Exploring files in your server directory"""
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from typing import Union, Optional, Any, List
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from typing import TYPE_CHECKING
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import lxml.html
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from .atfile import AternosFile, FileType
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if TYPE_CHECKING:
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from .atserver import AternosServer
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class FileManager:
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"""Aternos file manager class
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for viewing files structure"""
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def __init__(self, atserv: 'AternosServer') -> None:
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"""Aternos file manager class
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for viewing files structure
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Args:
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atserv (python_aternos.atserver.AternosServer):
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atserver.AternosServer instance
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"""
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self.atserv = atserv
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def list_dir(self, path: str = '') -> List[AternosFile]:
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"""Requests a list of files
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in the specified directory
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Args:
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path (str, optional):
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Directory (an empty string means root)
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Returns:
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List of atfile.AternosFile objects
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"""
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path = path.lstrip('/')
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filesreq = self.atserv.atserver_request(
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f'https://aternos.org/files/{path}', 'GET'
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)
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filestree = lxml.html.fromstring(filesreq.content)
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fileslist = filestree.xpath(
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'//div[@class="file" or @class="file clickable"]'
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)
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files = []
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for f in fileslist:
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ftype_raw = f.xpath('@data-type')[0]
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fsize = self.extract_size(
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f.xpath('./div[@class="filesize"]')
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)
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rm_btn = f.xpath('./div[contains(@class,"js-delete-file")]')
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dl_btn = f.xpath('./div[contains(@class,"js-download-file")]')
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clickable = 'clickable' in f.classes
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is_config = ('server.properties' in path) or ('level.dat' in path)
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files.append(
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AternosFile(
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atserv=self.atserv,
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path=f.xpath('@data-path')[0],
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rmable=(len(rm_btn) > 0),
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dlable=(len(dl_btn) > 0),
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editable=(clickable and not is_config),
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ftype={'file': FileType.file}.get(
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ftype_raw, FileType.dir
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),
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size=fsize
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)
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)
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return files
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def extract_size(self, fsize_raw: List[Any]) -> float:
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"""Parses file size from the LXML tree
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Args:
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fsize_raw (List[Any]): XPath parsing result
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Returns:
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File size in bytes
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"""
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if len(fsize_raw) > 0:
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fsize_text = fsize_raw[0].text.strip()
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fsize_num = fsize_text[:fsize_text.rfind(' ')]
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fsize_msr = fsize_text[fsize_text.rfind(' ') + 1:]
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try:
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return self.convert_size(
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float(fsize_num),
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fsize_msr
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)
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except ValueError:
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return -1.0
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return 0.0
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def convert_size(
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self,
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num: Union[int, float],
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measure: str) -> float:
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"""Converts "human" file size to size in bytes
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Args:
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num (Union[int,float]): Size
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measure (str): Units (B, kB, MB, GB)
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Returns:
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Size in bytes
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"""
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measure_match = {
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'B': 1,
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'kB': 1000,
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'MB': 1000000,
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'GB': 1000000000
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}
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return measure_match.get(measure, -1) * num
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def get_file(self, path: str) -> Optional[AternosFile]:
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"""Returns :class:`python_aternos.atfile.AternosFile`
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instance by its path
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Args:
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path (str): Path to the file including its filename
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Returns:
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atfile.AternosFile object
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if file has been found,
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otherwise None
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"""
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filedir = path[:path.rfind('/')]
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filename = path[path.rfind('/'):]
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files = self.list_dir(filedir)
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return {
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'file': f
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for f in files
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if f.name == filename
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}.get('file', None)
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def dl_file(self, path: str) -> bytes:
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"""Returns the file content in bytes (downloads it)
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Args:
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path (str): Path to file including its filename
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Returns:
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File content
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"""
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file = self.atserv.atserver_request( # type: ignore
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'https://aternos.org/panel/ajax/files/download.php'
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'GET', params={
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'file': path.replace('/', '%2F')
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}
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)
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return file.content
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def dl_world(self, world: str = 'world') -> bytes:
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"""Returns the world zip file content
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by its name (downloads it)
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Args:
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world (str, optional): Name of world
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Returns:
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ZIP file content
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"""
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resp = self.atserv.atserver_request( # type: ignore
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'https://aternos.org/panel/ajax/worlds/download.php'
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'GET', params={
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'world': world.replace('/', '%2F')
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}
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)
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return resp.content
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