1 files changed, 69 insertions, 0 deletions
diff --git a/cgi/gb_newentry.cgi b/cgi/gb_newentry.cgi
new file mode 100755
index 0000000..9e8c4dd
--- /dev/null
+++ b/cgi/gb_newentry.cgi
@@ -0,0 +1,69 @@
+#!/usr/bin/python3
+import os,sys,html,json,datetime
+import urllib.parse,urllib.request
+
+if os.environ['SERVER_NAME']!='chrisoft.org':
+	import socks,socket
+	socks.set_default_proxy(socks.SOCKS5,"127.0.0.1",1080)
+	socket.socket=socks.socksocket
+	def getaddrinfo(*args):
+		return [(socket.AF_INET,socket.SOCK_STREAM,6,'',(args[0],args[1]))]
+	socket.getaddrinfo=getaddrinfo
+
+def fail(x=None):
+	print('Status: 400 Bad Request',end='\r\n')
+	print('Content-type: text/plain',end='\r\n')
+	print(end='\r\n')
+	print('400.')
+	if x is not None:print(x)
+	exit()
+
+if os.environ['REQUEST_METHOD']!='POST':
+	fail()
+try:
+	f=json.load(sys.stdin)
+except Exception:
+	fail()
+
+try:
+	mname=urllib.parse.unquote(f['mname'],encoding='utf-8')
+	mcontent=urllib.parse.unquote(f['mcontent'],encoding='utf-8')
+	mname=html.escape(mname)
+	mcontent=html.escape(mcontent).replace('\n','<br>')
+	mtime=datetime.datetime.now(tz=datetime.timezone(datetime.timedelta(hours=8))).strftime('%Y-%m-%d %H:%M')
+except Exception as e:
+	fail()
+
+if len(mname)+len(mcontent)>16384:
+	fail(x=':)')
+
+try:
+	with open(os.environ['DOCUMENT_ROOT']+'/grecaptcha_key',mode='r',encoding='utf-8') as gr_secret_f:
+		gr_secret=gr_secret_f.read()
+	req={'secret':gr_secret,'response':f['gr_ret'],'remoteip':os.environ['REMOTE_ADDR']}
+	r=urllib.request.Request('https://www.google.com/recaptcha/api/siteverify',data=urllib.parse.urlencode(req).encode('utf-8'),method='POST')
+	rr=urllib.request.urlopen(r,timeout=5)
+	rsp=json.loads(str(rr.read(),'utf-8'))
+	if not rsp['success'] or rsp['score']<0.6:
+		fail(x=':)')
+except Exception as e:
+	fail(x=e)
+
+print('Status: 200 OK',end='\r\n')
+print('Content-type: text/plain',end='\r\n')
+print(end='\r\n')
+
+msgp=os.environ['DOCUMENT_ROOT']+'/leave-a-message/messages'
+with open(msgp,mode='r',encoding='utf-8') as f:
+	o=json.load(f)
+newm={'cont':mcontent,'author':mname,'time':mtime}
+o.append(newm)
+with open(msgp,mode='w',encoding='utf-8') as f:
+	json.dump(o,f)
+
+archivp=os.environ['DOCUMENT_ROOT']+'/leave-a-message/archive.txt'
+with open(archivp,mode='a',encoding='utf-8') as f:
+	f.write(f'comment: {mcontent}\n')
+	f.write(f'author: {mname}\n')
+	f.write(f'time: {mtime}\n')
+	f.write(f'IP: {os.environ["REMOTE_ADDR"]}\n\n')