利用python2.7打造1个web站点2
紧接上一文
修改后代码:
bookModel.py
__author__ = 'watsy'
import pickle
#
#objectModel
#
class cwBook(list):
def __init__(self, name, author, chapters = []):
list.__init__([])
self.name = name
self.author = author
self.extend(chapters)
def save(self, path=''):
def writeContent(name,chapter):
# print name
# print chapter
return "%s,%s" % (name, ','.join(chapter))
try:
file_path = "%sbook_%s.txt" % (path, self.name)
with open(file_path, 'w') as fn:
fn.write(writeContent(self.name, self))
except IOError as err:
print ("cwBook [io error] : %s" % (err))
#
#read from files to objects
#
def readObjectsAndSerialize(file_list, serialize_file):
booksDict = {}
for bookfile in file_list:
#read text file
try:
with open(bookfile) as bf:
datas = bf.readline().strip().split(',')
# print datas
book = cwBook(datas.pop(0), datas.pop(0), datas)
booksDict[book.name] = book
except IndexError as err:
print ("readObjectsAndSerialize[file err] error : %s" % (err))
pass
except IOError as err:
print ("readObjectsAndSerialize[read file] error : %s" % (err))
#serialize data
if len(booksDict) != 0:
try:
with open(serialize_file, 'wb') as wdf:
pickle.dump(booksDict, wdf)
except IOError as err:
print ("readObjectsAndSerialize[serialize] error : %s" % (err))
return booksDict
#
#read from serialize files
#
def loadObjectsFromSerialize(serialize_file):
booksDict = {}
try:
with open(serialize_file, 'rb') as sff:
booksDict = pickle.load(sff)
except IOError as err:
print ("loadObjectsFromSerialize error : %s", err)
return booksDict
# if __name__ == '__main__':
# print readObjectsAndSerialize(['../../../data/book1.txt', '../../../data/book2.txt'], '../../../data/datas.txt')
htmlTemplate.py
__author__ = 'watsy'
from string import Template
def fun_response(resp = 'text/html'):
# return ('Content-Type: %s\r\n\r\n\r\n\r\n' % (resp))
return "Content-Type: text/html\n\n"
def fun_html():
return "<html>"
def fun_closehtml():
return "</html>"
def fun_title(html_title, code='utf-8'):
try:
with open('../templete/title.html') as titlefn:
title_string = titlefn.read()
tem = Template(title_string)
return tem.substitute(title=html_title,charset=code)
except IOError as err:
print ("fun_title error %s " % (err))
#<form>
def fun_form(url='',method='post'):
return "<form action='%s' method='%s'>" % (url, method)
#</form>
def fun_closeform():
return "</form>"
#<input type='radio'>
def fun_radio_button(name, value):
return "<input type='radio' name='%s' value='%s'> %s <br>" % (name, value, value)
#<input type='text'>
def fun_text(name, value=''):
return "<input type='text' name='%s' value='%s'>" % (name, value)
#<input type='submit'>
def fun_submit(name='submit', value='submit'):
return "<input type='submit' name=%s value=%s>" % (name, value)
def fun_ul_items(name,item_list):
return_string = "<b>%s</b><ul>" % (name)
for item in item_list:
return_string = "%s<li>%s</li>" % (return_string, item)
return_string = "%s</ul>" % (return_string)
return return_string
def fun_label(value, name='label'):
return "<label name='%s'>%s</label>" % (name, value)
#<img>
def fun_img(img_src, width = 200, height = 200):
return "<img href='%s' width='%s' height='%s'>" % (img_src, width, height)
#<a>
def fun_aLink(url, value):
return "<a href='%s'>%s</a>" % (url,value)
#<p>
def fun_para(para_string):
return "<p>%s</p>" % para_string
#<h2>
def fun_header(head_string, level=2):
return "<h%s>%s</h%s>" % (level,head_string,level)
def fun_hr():
return "<hr>"
def fun_br():
return "<br>"
if __name__ == '__main__':
print fun_title('hello world')
print fun_para('p tag')
print fun_img('http://213.cn/jpg')
index.py
#!/usr/bin/env python
# -*- coding: UTF-8 –*-
# 上面这2句很重要
# 缺少第一句，无法执行脚本
# 缺少第二句，无法显示中文
__author__ = 'watsy'
from include.bookModel import cwBook, readObjectsAndSerialize
from include.htmlTemplate import *
import glob
import cgi
#获取from
form_fields = cgi.FieldStorage()
#添加一本书
def addbook(form):
bookname = form.getvalue('booktitle')
bookcontent = form.getvalue('bookchapter')
if bookname and bookcontent:
#这里要做内容过滤
book = cwBook(bookname,'',bookcontent.strip().split(","))
book.save('../data/')
#加载内容
def loadModels():
#load books
data_files = glob.glob('../data/book*.txt')
# print data_files
# print data_files
return readObjectsAndSerialize(data_files, '../data/datas.txt')
#显示书籍列表 表单
def showBooListForm(books):
print fun_form('book.py')
for book in booksDict.keys():
print fun_radio_button('book',book)
print fun_br()
print fun_submit('look','查看')
print fun_closeform()
#显示增加书籍 表单
def showAddBookForm():
print fun_form('','post')
print fun_para('新增一本书')
print fun_label('书名')
print fun_text('booktitle')
print fun_br()
print fun_br()
print fun_label('内容')
print fun_text('bookchapter')
print fun_br()
print fun_br()
print fun_submit('addbook','新增')
print fun_closeform()
#html页面
def htmlcontent(books):
print fun_response()
print fun_html()
print fun_title('index')
print fun_header('这里显示是watsy本人的藏书')
print fun_hr()
# form
showBooListForm(books)
print fun_hr()
#add form
showAddBookForm()
print fun_hr()
print fun_closehtml()
#如果是本地提交添加书籍
if form_fields.getvalue('addbook'):
addbook(form_fields)
#加载数据
booksDict = loadModels()
#输出完整页面
htmlcontent(booksDict)
book.py
#!/usr/bin/env python
__author__ = 'watsy'
import cgi
from include.bookModel import cwBook, loadObjectsFromSerialize
from include.htmlTemplate import *
#get objects
booksDict = loadObjectsFromSerialize('../data/datas.txt')
#get form
form_fields = cgi.FieldStorage()
#print html content
print fun_response()
print fun_html()
print fun_title(form_fields.getvalue('book'))
print fun_aLink('index.py', 'indexPage')
book = booksDict[form_fields.getvalue('book')]
print fun_ul_items(form_fields.getvalue('book'), book)
print fun_closehtml()
simple_httpd.py内容不变