62 lines
1.6 KiB
Python
62 lines
1.6 KiB
Python
from datetime import datetime
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import xml.etree.ElementTree as ET
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from .entry import Entry
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class ReadEntry(Entry):
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"""
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Entry type for reading content from standard input.
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Attributes:
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_content: Content read from stdin, empty until first update
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_io_buffer: Buffer to use for IO operations
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_read: Whether content has been read
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"""
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def __init__(
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self,
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id: str,
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timestamp: datetime,
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io_buffer,
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):
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"""
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Initialize a new read entry.
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Args:
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id: Unique identifier for this entry
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timestamp: Creation timestamp for this entry
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io_buffer: Buffer to use for IO operations
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"""
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super().__init__(id, timestamp)
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self._content = ""
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self._io_buffer = io_buffer
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self._read = False
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@property
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def content(self) -> str:
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"""
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Get the content read from stdin.
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"""
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return self._content
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def update(self) -> None:
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"""
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Read from stdin if not already read.
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Uses the provided IO buffer for the actual read operation.
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"""
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if not self._read:
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self._content = self._io_buffer.read()
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self._read = True
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def generate_context(self) -> ET.Element:
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"""
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Generate an XML Element representing this read entry.
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Returns:
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ET.Element: XML element containing the entry's data
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"""
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element = ET.Element("read_stdin", {"id": self._id})
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if self._read:
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element.text = self._content
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return element |