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#!/usr/bin/python3
import argparse
import sys
import time
import os
import random
import subprocess
import chardet
import filetype
import re
#Words Of Wisdom
# output some random text from some given collection of files,
# - primarily used to grab some random "words of wisdom" from my journals and writings
#
paths=[] #the paths to scan recursively for files from which to grab text
#samplefiles=[] #the paths of all the individual files from which we can grab text
matchpattern='' #if we want to filter the files by some text pattern that the filename must match
time_min = -1 #threshold time. dont use files that are older
v=False
exclude_patterns_default = ['.git', 'node_modules', 'vendor', '\.~lock'] #default patterns to exclude
def attemptReadSampleFile(filepath):
if v: print('checking {}'.format(filepath))
if os.path.isfile(filepath):
try:
with open(filepath, 'rb') as f:
ftype = filetype.guess(filepath)
if v: print('filetype: {}'.format(str(ftype)))
if ftype is not None:
if ftype.extension in ['py', 'c', 'cc', 'h', 'hh', 'java', 'rst', 'css', 'html', 'htm', 'js', 'php', 'sh']: #don't want code in the sample data
if v: print('this file is code')
return None
if ftype.extension == 'odt' and filepath[-1] != '#': #openoffice doc and not a lock file
subproc = subprocess.run(['odt2txt', filepath], encoding='utf-8', stdout=subprocess.PIPE)
return subproc.stdout
if ftype.extension == 'txt':
return str(f.read(), encoding='utf-8')
else:
fb = f.read() #file data (bytes) to detect encoding
enc = str(chardet.detect(fb)['encoding'])
if v: print('encoding: {}'.format(enc))
if enc in ['ascii', 'utf-8']:
return str(fb, encoding=enc)
else:
return None
except Exception as e:
print(f"Error reading file {filepath}: {e}")
return None
else:
if v: print('not a file')
return None
def getSampleFiles(paths, exclude_patterns = []):
"""grab all the possible sample files (recursive files from given paths)"""
samples = []
# Compile exclusion patterns into a single regex for efficiency
compiled_exclusions = None
exclude_patterns = exclude_patterns + exclude_patterns_default
# Join patterns with OR operator and compile once
pattern = '|'.join(f'({pattern})' for pattern in exclude_patterns)
compiled_exclusions = re.compile(pattern, re.IGNORECASE)
tStart = time.time()
for p in paths:
if v: print('path {}'.format(p))
if os.path.isdir(p):
for root, dirs, files in os.walk(p):
if compiled_exclusions:
dirs[:] = [d for d in dirs if not compiled_exclusions.search(d)]
if v: print('walk {}: {} files, {} dirs'.format(root, len(files), len(dirs)))
for f in files:
filepath = os.path.join(root, f)
# Check if file matches any exclusion pattern
if compiled_exclusions and compiled_exclusions.search(f):
if v: print(f'excluding file: {filepath}')
continue
samples.append(filepath)
else:
# For individual files, still check exclusion
if compiled_exclusions and compiled_exclusions.search(os.path.basename(p)):
if v: print(f'excluding file: {p}')
else:
samples.append(p)
tEnd = time.time()
tDuration = tEnd - tStart
if v:
print('gathered {} candidate files in {} seconds, from paths {}'.format(len(samples), tDuration, str(paths)))
return samples
def getRandomFileTextContent(samplefiles):
"""pick random file until we get an acceptable one
@return tuple(filename, textcontent)"""
fi = random.randint(0, len(samplefiles))
if v: print('candidate file: {}'.format(samplefiles[fi]))
t = attemptReadSampleFile(samplefiles[fi]) #check if valid file
while t == None: #this file was invalid, try again
del samplefiles[fi]
fi = random.randint(0, len(samplefiles))
t = attemptReadSampleFile(samplefiles[fi])
if len(samplefiles) == 0: #no files are valid
return (None, None)
mt = time.ctime(os.path.getmtime(samplefiles[fi]))
if v: print('{} ;\n last modified {} :\n '.format(samplefiles[fi], mt))
return (samplefiles[fi], t)
#TODO params
def getExcerpt(text):
"""grab a random excerpt from the given stringh, which is assumed to be at least one paragraph length with multiple lines """
offset = random.randint(0,5)
lines = text.splitlines()
if offset >= len(lines)/2:
return text
li = random.randint(offset, len(lines)-offset) #line index
res = '\n'.join(lines[li-offset: li+offset])
if len(res) < 7:
res = '\n'.join(lines)
return res
def parseArgs():
global v
#get args from cmd line
parser = argparse.ArgumentParser(description='output some random text from some given collection of files')
parser.add_argument('-v', '--verbose', action='store_true', help='verbose')
parser.add_argument('-p', '--paths', type=str, required=False, help='a path to scan', action='append', default=[])
parser.add_argument('-o', '--output', type=str, required=False, help='output file')
parser.add_argument('-x', '--exclude', type=str, required=False, help='exclude files with pattern', action='append')
args = parser.parse_args()
if (args.verbose): v = True
if len(args.paths) == 0: args.paths.append('./')
if v:
print('using paths: {}'.format(args.paths))
if args.exclude:
print('excluding: {}'.format(str(args.exclude)))
return args
def main():
args = parseArgs()
samplefiles = getSampleFiles(args.paths, args.exclude)
chosenfile = getRandomFileTextContent(samplefiles)
excerpt = getExcerpt(chosenfile[1])
print(excerpt)
print('\n - {}'.format(chosenfile[0]))
if __name__ == '__main__':
main()
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