<commit_before>#!/usr/bin/python

import argparse
import json
import os
import sys
import syslog
import re
import threading
import ConfigParser
import Queue
from htmlentitydefs import name2codepoint

import requests
import whoosh.analysis
import whoosh.fields
import whoosh.index


CONFIG_FILE = '/etc/world4search.conf'


def initialize_index(idir, iname, redo=False):
    """Opens the index, creating it if needed."""
    if not os.path.exists(idir):
        os.mkdir(idir)

    if redo or not whoosh.index.exists_in(idir, iname):
        schema = whoosh.fields.Schema(
            url=whoosh.fields.ID(stored=True, unique=True),
            subject=whoosh.fields.STORED,
            post=whoosh.fields.STORED,
            author=whoosh.fields.STORED,
            time=whoosh.fields.STORED,
            body=whoosh.fields.TEXT(analyzer=whoosh.analysis.StemmingAnalyzer()),
            html=whoosh.fields.STORED
        )
        ix = whoosh.index.create_in(idir, schema, indexname=iname)
        syslog.syslog('created new index %s in %s.' % (iname, idir))
    else:
        ix = whoosh.index.open_dir(idir, indexname=iname)

    return ix

def scrub(s, regices=[re.compile('<.*?>'),
                      re.compile(r'&#(\d+);'),
                      re.compile('&(%s);' % '|'.join(name2codepoint))]):
    """Turns HTML into plain text."""
    if s is None:
        return u''
    s = s.replace('<br/>', '\n')
    s = s.replace("<span class='quote'>", '> ')
    s = regices[0].sub('', s)
    s = regices[1].sub(lambda m: unichr(int(m.group(1))) \
                                 if int(m.group(1)) <= 0x10ffff \
                                 else m.group(0), s)
    s = regices[2].sub(lambda m: unichr(name2codepoint[m.group(1)]), s)
    return s

def expand_urls(html):
    """Turns relative URLs in HTML into absolute ones."""
    if not html:
        return u''
    return re.sub('href="read', 'href="%s/read' % config['url'], html)

def subject_diff(old, new):
    """
    Yields (thread, post_range, title) for each entry changed between old and new
    subject.txt.
    """
    old = set(old.splitlines(True))
    new = subject_parse(set(new.splitlines(True)) - old)
    old = subject_parse(old)
    for thread in new:
        first = 1 if thread not in old else 1 + int(old[thread]['replies'])
        last = new[thread]['replies']
        yield int(thread), '%d-%d' % (first, last), new[thread]['subject']

def subject_parse(sub):
    """
    Parse subject.txt into a sequence of thread dictionaries.
    """
    regex = re.compile(u"""
        ^(?P<subject>.*)    # Subject
        <>
        .*?                 # Creator's name/???
        <>
        .*?                 # Thread icon
        <>
        (?P<id>-?\d*)       # Time posted/thread ID
        <>
        (?P<replies>\d*)    # Number of replies
        <>
        .*?                 # ???/Creator's name
        <><commit_msg>Test shit before pushing, maybe.<commit_after>#!/usr/bin/python

import argparse
import json
import os
import sys
import syslog
import re
import threading
import ConfigParser
import Queue
from htmlentitydefs import name2codepoint

import requests
import whoosh.analysis
import whoosh.fields
import whoosh.index


CONFIG_FILE = '/etc/world4search.conf'


def initialize_index(idir, iname, redo=False):
    """Opens the index, creating it if needed."""
    if not os.path.exists(idir):
        os.mkdir(idir)

    if redo or not whoosh.index.exists_in(idir, iname):
        schema = whoosh.fields.Schema(
            url=whoosh.fields.ID(stored=True, unique=True),
            subject=whoosh.fields.STORED,
            post=whoosh.fields.STORED,
            author=whoosh.fields.STORED,
            time=whoosh.fields.STORED,
            body=whoosh.fields.TEXT(analyzer=whoosh.analysis.StemmingAnalyzer()),
            html=whoosh.fields.STORED
        )
        ix = whoosh.index.create_in(idir, schema, indexname=iname)
        syslog.syslog('created new index %s in %s.' % (iname, idir))
    else:
        ix = whoosh.index.open_dir(idir, indexname=iname)

    return ix

def scrub(s, regices=[re.compile('<.*?>'),
                      re.compile(r'&#(\d+);'),
                      re.compile('&(%s);' % '|'.join(name2codepoint))]):
    """Turns HTML into plain text."""
    if s is None:
        return u''
    s = s.replace('<br/>', '\n')
    s = s.replace("<span class='quote'>", '> ')
    s = regices[0].sub('', s)
    s = regices[1].sub(lambda m: unichr(int(m.group(1))) \
                                 if int(m.group(1)) <= 0x10ffff \
                                 else m.group(0), s)
    s = regices[2].sub(lambda m: unichr(name2codepoint[m.group(1)]), s)
    return s

def expand_urls(html):
    """Turns relative URLs in HTML into absolute ones."""
    if not html:
        return u''
    return re.sub('href="read', 'href="%s/read' % config['url'], html)

def subject_diff(old, new):
    """
    Yields (thread, post_range, title) for each entry changed between old and new
    subject.txt.
    """
    old = set(old.splitlines(True))
    new = subject_parse(set(new.splitlines(True)) - old)
    old = subject_parse(old)
    for thread in new:
        first = 1 if thread not in old else 1 + int(old[thread]['replies'])
        last = int(new[thread]['replies'])
        yield int(thread), '%d-%d' % (first, last), new[thread]['subject']

def subject_parse(sub):
    """
    Parse subject.txt into a sequence of thread dictionaries.
    """
    regex = re.compile(u"""
        ^(?P<subject>.*)    # Subject
        <>
        .*?                 # Creator's name/???
        <>
        .*?                 # Thread icon
        <>
        (?P<id>-?\d*)       # Time posted/thread ID
        <>
        (?P<replies>\d*)    # Number of replies
        <>
        .*?                 # ???/Creator's name
        <>
{'fraction_non_alphanumeric': 0.15034246575342466, 'fraction_numerical': 0.005479452054794521, 'mean_word_length': 2.212871287128713, 'pattern_counts': {'":': 0, '<': 29, '<?xml version=': 0, '>': 29, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 4, 'profanity_word_list.json': 1, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '5853667', 'n_tokens_mistral': 1933, 'n_tokens_neox': 1883, 'n_words': 440}