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CharpterDetector.py
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import re
import os
import errno
class ChapterMaster:
def __init__(self, fpath: str):
self.__filename = fpath
self.__path = os.path.dirname(os.path.abspath(fpath))
# 章节的正则表达式，多数小说是“第1002章 咒怨”这类格式，如果小说不是这样的格式，同时实现多种正则表达式
self.keywords = [r"^\s*[第地](\d+)章.+$", r"\s*[第地]([一两二三四五六七八九十百千万零\d]+)章.*$"]
self.__navPointTemplate = """
<navPoint id="navPoint-{0}" playOrder="{0}">
<navLabel>
<text>{1}</text>
</navLabel>
<content src="Text/{2}.xhtml"/>
</navPoint>
"""
self.__xhtmlTemplate = """<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/>
<title>{0}</title>
</head>
<body>
{1}
</body>
</html>
"""
def generateTOC(self, chapter: str, title: str) -> (str, str):
"""
generate toc based on the template
:param chapter: the chapter count
:param title: the chapter title
:return: filename + navPoint
"""
c = chapter.zfill(5)
filename = str.format("Section{0}", c)
return filename, str.format(self.__navPointTemplate, c, title.rstrip(), filename)
def parse(self) -> list:
"""
parse the file with some pre-defined keywords.
:rtype: list
"""
print("parse file name " + self.__filename)
lst = list()
regexps = [re.compile(keyword, re.UNICODE) for keyword in self.keywords]
try:
with(open(self.__filename, 'r', encoding="utf-8")) as f:
# 原本的小说的行数（第1行，第2行）
cnt: int = 1
# 章节数（第5章，第6章之类的）
chaptercnt: int = 0
while True:
line = f.readline()
if not line:
break
for regex in regexps:
if regex.match(line):
search = regex.search(line)
if len(lst) > 0:
# 太短的章节忽略掉
predicative = lst[-1][0]
if cnt > predicative + 10:
chaptercnt += 1
self.appendtolist(chaptercnt, cnt, line, lst, search)
else:
chaptercnt += 1
self.appendtolist(chaptercnt, cnt, line, lst, search)
break
cnt += 1
except Exception as e:
print(str(e))
finally:
print("end process")
return lst
def appendtolist(self, chaptercnt, cnt, line, lst, search):
lst.append((cnt, chaptercnt, search.group(1), line))
print(str.format("行数:{0}, 计算序号:{1}, 书中章节序号:{2}, 章节名称:{3}", cnt, chaptercnt,
search.group(1), line))
@staticmethod
def prepareTextDirectory(path: str):
"""
create the directory if this directory does not exist
:param path:
:return:
"""
try:
os.makedirs(path)
except OSError as e:
if e.errno != errno.EEXIST:
raise
def split(self, it: list):
"""
split the novel into different chapters.
:param it: a list of chapters
:return:
"""
textpath = os.path.join(self.__path, "Text")
self.prepareTextDirectory(textpath)
toc = ''
cnt = 1
for i in range(0, len(it)):
chapter = it[i]
line2 = -1
if i < len(it) - 1:
nxt = it[i + 1]
line2 = nxt[0] - 1
chapternum = str(chapter[1])
chaptertitle = chapter[3]
t = self.generateTOC(chapternum, chaptertitle)
toc += t[1]
content = self.getChapterContent(chapter[0] - 1, line2, chapter[2])
fn = os.path.join(self.__path, "Text\\" + t[0] + ".xhtml")
print(str.format("{0}: 处理{1}", cnt, fn))
self.writetofile(fn, content)
cnt += 1
tocfn = os.path.join(self.__path, "toc.txt")
self.writetofile(tocfn, toc)
@staticmethod
def writetofile(path, content):
with(open(path, "w", encoding="utf-8")) as f:
f.write(content)
def getChapterContent(self, line1: int, line2: int, title) -> str:
with(open(self.__filename, 'r', encoding='utf-8')) as f:
lines = f.readlines()
title = lines[line1].rstrip()
if line2 > 0:
body = "".join(lines[line1 + 1:line2])
else:
body = "".join(lines[line1 + 1:])
body = str.format("<h1>{0}</h1>\n", title) + self.convertToHTML(body)
return str.format(self.__xhtmlTemplate, title, body)
@staticmethod
def convertToHTML(text: str) -> str:
formatted = text.replace('\n', '</p><p>')
formatted = formatted.replace("</p><p>", "<p>", 1)
formatted = ChapterMaster.rreplace(formatted, "</p><p>", "</p>", 1)
formatted = formatted.replace("<p></p>", "")
return formatted.replace(" ", "")
@staticmethod
def rreplace(s, old, new, occurrence):
li = s.rsplit(old, occurrence)
return new.join(li)
@staticmethod
def checking(result):
"""
auto check the result after parsed the novel.
:param result: the parsed result
:return:
"""
iterator = iter(result)
for chapter in iterator:
nxt = next(iterator, None)
if not nxt:
break
if chapter[2] is not int:
break
c = int(chapter[2])
n = int(nxt[2])
if n != c + 1:
print(str.format("没有找到章节 {0} , 应该在 {1} 行以后", c + 1, chapter[0]))
if __name__ == "__main__":
file = "武动乾坤.txt"
cm = ChapterMaster(file)
res = cm.parse()
print(str.format("{0} results was extracted.", len(res)))
cm.checking(res)
cm.split(res)