81 lines
3.5 KiB
Python
81 lines
3.5 KiB
Python
import re
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class StringMultiReplaceNode:
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@classmethod
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def INPUT_TYPES(cls):
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return {
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"required": {
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"replacement_pairs": ("STRING", {"multiline": True, "default": "", "placeholder": "Enter replacement pairs (one per line)",
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"tooltip": "Enter replacement pairs (one per line). Format: 'search<delimiter>replace'. Default delimiter is ':' (colon)"}),
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"replacement_delimiter": ("STRING", {"default": "::",
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"tooltip": "Character(s) that separate search and replace strings. Default is two '::' (colons)"}),
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"match_case": ("BOOLEAN", {"default": False,
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"label_on": "enabled", "label_off": "disabled"}),
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"match_whole_string": ("BOOLEAN", {"default": False,
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"label_on": "enabled", "label_off": "disabled"}),
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"preserve_punctuation": ("BOOLEAN", {"default": True,
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"label_on": "enabled", "label_off": "disabled",
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"tooltip": "When enabled, punctuation marks adjacent to matched text are preserved"}),
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"remove_extra_spaces": ("BOOLEAN", {"default": True,
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"label_on": "enabled", "label_off": "disabled"})
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}
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}
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RETURN_TYPES = ("STRING",)
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RETURN_NAMES = ("modified_string",)
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FUNCTION = "string_replace"
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CATEGORY = "utils/StringEssentials"
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def cleanup_text(self, text):
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text = re.sub(r'\s+([,;:.])', r'\1', text) # Remove spaces before punctuation
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text = re.sub(r'\s{2,}', ' ', text) # Normalize multiple spaces
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return text.strip()
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def string_replace(self, input_string, replacement_pairs, replacement_delimiter, match_case, match_whole_string, preserve_punctuation, remove_extra_spaces):
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# Create a list of all replacements
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replacements = []
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for line in replacement_pairs.splitlines():
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line = line.strip()
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if not line or replacement_delimiter not in line:
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continue
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search_str, replace_str = line.split(replacement_delimiter, 1)
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search_str = search_str.strip()
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replace_str = replace_str.strip()
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if not search_str:
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continue
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replacements.append((len(search_str), search_str, replace_str))
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# Sort by length in descending order
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replacements.sort(reverse=True)
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result = input_string
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flags = 0 if match_case else re.IGNORECASE
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# Perform replacements
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for _, search_str, replace_str in replacements:
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if match_whole_string:
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if preserve_punctuation:
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# Match whole words but preserve adjacent punctuation
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pattern = r'\b' + re.escape(search_str) + r'\b'
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else:
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# Original behavior: remove punctuation after match
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pattern = r'(?:\b|(?<=\s)|^)' + re.escape(search_str) + r'(?:[,;:.])?(?=\s|$)'
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else:
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if preserve_punctuation:
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# Simple literal replacement preserving punctuation
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pattern = re.escape(search_str)
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else:
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# Original behavior: remove punctuation after match
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pattern = re.escape(search_str) + r'(?:[,;:.])?'
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regex = re.compile(pattern, flags=flags)
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result = regex.sub(replace_str, result)
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if remove_extra_spaces:
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result = self.cleanup_text(result)
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return (result,)
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