104 lines
3.3 KiB
Python
104 lines
3.3 KiB
Python
# Copyright (c) 2026 PowerOn AG
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# All rights reserved.
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"""
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Text processing module for data anonymization
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Handles plain text processing without header information
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"""
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from typing import Dict, List, Any
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from dataclasses import dataclass
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from .subParseString import StringParser
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@dataclass
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class PlainText:
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"""Repräsentiert normalen Text"""
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content: str
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source_type: str # 'txt', 'docx', 'text_plain'
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class TextProcessor:
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"""Handles plain text processing for anonymization"""
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def __init__(self, NamesToParse: List[str] = None):
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"""
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Initialize the text processor
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Args:
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NamesToParse: List of names to parse and replace
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"""
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self.string_parser = StringParser(NamesToParse)
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def _extractTablesFromText(self, content: str) -> tuple:
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"""
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Extract tables and plain text from content
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Args:
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content: Content to process
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Returns:
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Tuple of (list of tables, list of plain text sections)
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"""
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# For now, process the entire content as plain text
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# This can be extended later to detect table-like structures
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tables = []
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plainTexts = [PlainText(content=content, source_type='text_plain')]
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return tables, plainTexts
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def _anonymizePlainText(self, text: PlainText) -> PlainText:
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"""
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Anonymize plain text content
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Args:
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text: PlainText object to anonymize
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Returns:
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PlainText: Anonymized text
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"""
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# Use the string parser to process the content
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anonymizedContent = self.string_parser.processString(text.content)
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return PlainText(content=anonymizedContent, source_type=text.source_type)
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def processTextContent(self, content: str) -> tuple:
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"""
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Process text content and return anonymized data
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Args:
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content: Text content to process
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Returns:
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Tuple of (anonymized_content, mapping, replaced_fields, processed_info)
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"""
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# Extract tables and plain text sections
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tables, plainTexts = self._extractTablesFromText(content)
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# Process plain text sections
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anonymizedTexts = [self._anonymizePlainText(text) for text in plainTexts]
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# Combine all processed content
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result = content
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for text, anonymizedText in zip(plainTexts, anonymizedTexts):
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if text.content != anonymizedText.content:
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result = result.replace(text.content, anonymizedText.content)
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# Get processing information
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processedInfo = {
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'type': 'text',
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'tables': ([{'headers': t.headers, 'row_count': len(t.rows)} for t in tables]
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if tables else [])
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}
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return result, self.string_parser.getMapping(), [], processedInfo
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def getMapping(self) -> Dict[str, str]:
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"""
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Get the current mapping of original values to placeholders
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Returns:
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Dict[str, str]: Mapping dictionary
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"""
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return self.string_parser.getMapping()
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def clearMapping(self):
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"""Clear the current mapping"""
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self.string_parser.clearMapping()
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