利用python BaseHTTPServer 开发的图片浏览小工具
最近从网上爬了点图片，为了方便浏览就写了这么个小工具。直接上码，解释偏少，代码没有优化，实现比较简略。仅作记录之用。1.httpd.py
1 # encoding: UTF-8
2 #-*-coding:utf-8-*-
3 import BaseHTTPServer
4 import config
5 import urllib
6 from CreatHtml import CreateHtmlClass
7 import os
8
9 #登录页面代码，做个简单的访问权限控制
10 login_html ='''<html>
11 <title>Directory listing for </title>
12 <body>
13 <center>
14 <h2> login</h2>
15 <hr>
16 <form action="/login" method="post">
17 <p>UserName: <input type="text" name="une" /></p>
18 <p>PassWord: <input type="password" name="pwd" /></p>
19 <input type="submit" value="Login" />
20 </form>
21 <hr>
22 </center>
23 </body>
24 </html>'''
25
26
27 ct_obj = CreateHtmlClass()
28
29 class EasyWebRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
30 def do_GET(self):
31 #if self.path == '/':
32 print self.client_address
33 #print self.headers
34 if self.headers.has_key("Cookie"):
35 print self.headers["Cookie"]
36 err_code,content_type,content = ct_obj.root_html(self.path)
37 self.send_response(err_code)
38 self.send_header("Content-type", content_type)
39 self.send_header("Content-Length", str(len(content)))
40 self.end_headers()
41 self.wfile.write(content)
42 else:
43 print "not login"
44 self.send_response(200)
45 self.send_header("Content-type", "text/html; charset=utf-8")
46 self.send_header("Content-Length", str(len(login_html)))
47 self.end_headers()
48 self.wfile.write(login_html)
49
50 def do_POST(self):
51 print self.path
52 if self.path == "/login":
53 datas = self.rfile.read(int(self.headers['content-length']))
54 datas = urllib.unquote(datas).decode("utf-8", 'ignore')
55 #datas = transDicts(datas)
56 if datas == "une=xxx&pwd=xxx":
57 err_code,content_type,content = ct_obj.root_html("/")
58 self.send_response(err_code)
59 self.send_header("Content-type", content_type)
60 self.send_header("Content-Length", str(len(content)))
61 self.send_header("Set-Cookie","JSESSIONID=JIGUGUJICHACHACHA;Path=/")
62 self.end_headers()
63 self.wfile.write(content)
64 else:
65 self.send_response(404)
66 self.send_header("Content-type", "text/html; charset=utf-8")
67 self.send_header("Content-Length", 3)
68 self.end_headers()
69 self.wfile.write("404")
70
71
72
73 server = BaseHTTPServer.HTTPServer(('',18080),EasyWebRequestHandler)
74 print 'EasyWebServer start...'
75 server.serve_forever()
2. CreatHtml.py
1 # encoding: UTF-8
2 #-*-coding:utf-8-*-
3 import os
4 import config
5 from PIL import Image
6
7
8 image_dic = {
9 'png':'image/png',
10 'jpg':'image/jpeg',
11 'jpeg':'image/jpeg',
12 'bmp':'image/bmp',
13 }
14
15 class CreateHtmlClass:
16 """docstring for CreateHtml"""
17 def __init__(self):
18 self.root = config.root
19
20 # def check_image(self,path):
21 # type_pos = path.rfind('.')
22 # type_str = path
23 # if not image_dic.has_key( type_str.lower() ):
24 # return False,0
25 #
26 # im = Image.open(path)
27 # width = im.size
28 # height = im.size
29 # ratio = width/1400.0
30 # ifratio > 1.0 :
31 # return True,str(int(height/ratio))
32 # else:
33 # return False,1
34 def check_image(self,path):
35 type_pos = path.rfind('.')
36 type_str = path
37 if not image_dic.has_key( type_str.lower() ):
38 return False,0
39 try:
40 im = Image.open(path)
41 width = im.size
42 height = im.size
43 ratio = width/1400.0
44 ifratio > 1.0 :
45 return True,str(int(height/ratio))
46 else:
47 return False,1
48 except Exception, e:
49 print e
50 return False,1
51
52 def creat_dir_html(self,path):
53 if path == '/':
54 path = ""
55 local_path = self.root + path
56 content = ""
57 local_path_about = local_path + '/about.info'
58 if os.path.exists(local_path_about):
59 f = open(local_path_about,'r')
60 h2 = f.readline()
61 f.close()
62
63 content = '<title>Directory listing for '+ h2+'</title><body><center><h2>'+ h2 +'</h2><hr><ul>'
64 for f in os.listdir(local_path):
65 if str(f) != 'about.info':
66 is_image,height = self.check_image(local_path + '/' + str(f))
67 if is_image:
68 content += '<li><img src="' + path + '/' + str(f) + '" alt="' + str(f) + '" width="1400" height="'+ height +'"/></li><br/><br/>'
69 elif height == 1:
70 content += '<li><img src="' + path + '/' + str(f) + '" alt="' + str(f) + '" /></li><br/><br/>'
71 content += '</ul></center><hr></body></html>'
72 else:
73 content = '<title>Directory listing for '+ path+'</title><body><h2>'+ path +' /</h2><hr><ul>'
74 for f in os.listdir(local_path):
75 content += '<li><a href="' + path + '/' + str(f) + '">' + str(f) + '</a></li>'
76 content += '</ul><hr></body></html>'
77 return content
78
79 def read_local_file(self,path):
80 f = open(path,'rb')
81 read = f.read()
82 f.close()
83 #print path
84 return read
85
86 def write_local_file(self,path,content):
87 f = open(path,'w')
88 f.write(content)
89 f.close()
90
91 def get_dir_html(self,path,refresh_pos):
92 content = None
93 content_type = None
94 error_code = 200
95 local_path = self.root + path
96 path_name_pos = path.rfind('/')
97 path_name = path
98 local_path_html = local_path + '/'+path_name+'.html'
99 print local_path_html
100 content_type = "text/html; charset=utf-8"
101 if path == '/' :
102 content = self.creat_dir_html(path)
103 elif refresh_pos == -1 and os.path.exists(local_path_html):
104 content = self.read_local_file(local_path_html)
105 else:
106 content = self.creat_dir_html(path)
107 self.write_local_file(local_path_html,content)
108
109 return error_code,content_type,content
110
111 def get_404_html(self):
112 content = "404"
113 error_code = 404
114 content_type = "text/html; charset=utf-8"
115 return error_code,content_type,content
116
117 def get_file_content(self,path):
118 if path=='/':
119 path = ""
120 local_path = self.root + path
121 type_pos = path.rfind('.')
122 type_str = path
123 content_type = "*/*"
124 print type_str
125 error_code = 200
126 if image_dic.has_key(type_str.lower()):
127 content_type = image_dic
128
129 if os.path.exists(local_path):
130 content = self.read_local_file(local_path)
131 else:
132 return self.get_404_html()
133 return error_code,content_type,content
134
135 def root_html(self,path):
136 refresh_pos = path.find('refresh')
137 if refresh_pos != -1:
138 path = path
139 content = None
140 content_type = None
141 error_code = None
142 local_path = self.root + path
143
144
145 if os.path.isdir(local_path):
146 error_code,content_type,content = self.get_dir_html(path,refresh_pos)
147 else:
148 error_code,content_type,content = self.get_file_content(path)
149
150 return error_code,content_type,content
3.config.py
1 # encoding: UTF-8
2 #-*-coding:utf-8-*-
3 root="E:/"
使用细节：
1.注意在存放图片文件夹内新建一个about.info 的文件，内部填写的是图片简介（utf-8）编码保存
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