Files
Bjornulf_custom_nodes/text_replace.py
justumen 038842e80e 0.61
2024-11-27 14:37:10 +01:00

130 lines
5.7 KiB
Python

import re
class TextReplace:
def __init__(self):
pass
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"input_text": ("STRING", {"multiline": True, "forceInput": True}),
"search_text": ("STRING", {"multiline": True}),
"replace_text": ("STRING", {"multiline": True, "default": ""}),
"replace_count": ("INT", {"default": 0, "min": 0, "max": 1000,
"display": "number",
"tooltip": "Number of replacements (0 = replace all)"}),
"use_regex": ("BOOLEAN", {"default": False}),
"case_sensitive": ("BOOLEAN", {"default": True, "tooltip": "Whether the search should be case-sensitive"}),
"trim_whitespace": (["none", "left", "right", "both"], {
"default": "none",
"tooltip": "Remove whitespace around the found text"
})
}
}
RETURN_TYPES = ("STRING",)
FUNCTION = "replace_text"
CATEGORY = "Bjornulf"
def replace_text(self, input_text, search_text, replace_text, replace_count, use_regex, case_sensitive, trim_whitespace):
try:
# Convert input to string
input_text = str(input_text)
# Prepare regex flags
regex_flags = 0
if not case_sensitive:
regex_flags |= re.IGNORECASE
# Debug print
# print(f"Input: {input_text}")
# print(f"Search Text: {search_text}")
# print(f"Replace Text: {replace_text}")
# print(f"Use Regex: {use_regex}")
# print(f"Regex Flags: {regex_flags}")
if use_regex:
# Ensure regex pattern is valid
try:
# Compile the regex pattern first
pattern = re.compile(search_text, flags=regex_flags)
# Perform replacement
if replace_count == 0:
# Replace all instances
result = pattern.sub(replace_text, input_text)
else:
# Replace specific number of instances
result = pattern.sub(replace_text, input_text, count=replace_count)
# Debug print
# print(f"Regex Result: {result}")
return (result,)
except re.error as regex_compile_error:
# print(f"Invalid Regex Pattern: {regex_compile_error}")
return (input_text,)
else:
# Standard string replacement
if not case_sensitive:
# Case-insensitive string replacement
result = input_text
count = 0
while search_text.lower() in result.lower() and (replace_count == 0 or count < replace_count):
# Find the index of the match
idx = result.lower().index(search_text.lower())
# Determine left and right parts
left_part = result[:idx]
right_part = result[idx + len(search_text):]
# Trim whitespace based on option
if trim_whitespace == "left":
left_part = left_part.rstrip()
elif trim_whitespace == "right":
right_part = right_part.lstrip()
elif trim_whitespace == "both":
left_part = left_part.rstrip()
right_part = right_part.lstrip()
# Reconstruct the string
result = left_part + replace_text + right_part
count += 1
else:
# Case-sensitive replacement
result = input_text
count = 0
while search_text in result and (replace_count == 0 or count < replace_count):
# Find the index of the match
idx = result.index(search_text)
# Determine left and right parts
left_part = result[:idx]
right_part = result[idx + len(search_text):]
# Trim whitespace based on option
if trim_whitespace == "left":
left_part = left_part.rstrip()
elif trim_whitespace == "right":
right_part = right_part.lstrip()
elif trim_whitespace == "both":
left_part = left_part.rstrip()
right_part = right_part.lstrip()
# Reconstruct the string
result = left_part + replace_text + right_part
count += 1
return (result,)
except Exception as e:
# print(f"Unexpected error during text replacement: {e}")
return (input_text,)
@classmethod
def IS_CHANGED(cls, input_text, search_text, replace_text, replace_count, use_regex, case_sensitive, trim_whitespace):
# Return float("NaN") to ensure the node always processes
return float("NaN")