├── .gitignore
├── powerapi
    ├── __init__.py
    ├── user.py
    ├── course.py
    └── core.py
├── demo.py
├── setup.py
└── README.md


/.gitignore:
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1 | __pycache__
2 | *.pyc


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/powerapi/__init__.py:
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1 | from .core import core


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/demo.py:
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 1 | from pprint import pprint #DEBUG
 2 | import sys #DEBUG
 3 | 
 4 | import powerapi
 5 | 
 6 | ps = powerapi.core('https://psserv')
 7 | 
 8 | try:
 9 | 	user = ps.auth('username', 'password')
10 | except Exception as err:
11 | 	print "Whoops! Something went wrong with PowerAPI:", err
12 | 	sys.exit()
13 | 
14 | courses = user.getCourses()
15 | pprint(courses[2].getName())
16 | pprint(courses[2].getScores())


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/setup.py:
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 1 | try:
 2 |     from setuptools import setup
 3 | except ImportError:
 4 |     from distutils.core import setup
 5 | 
 6 | setup(
 7 |     name='powerapi-python',
 8 |     version='0.1.1',
 9 |     description='Python API for PowerSchool',
10 |     url='https://github.com/powerapi/powerapi-python',
11 |     author='Henri Watson',
12 |     author_email="henri@henriwatson.com",
13 |     license='MIT',
14 |     keywords='powerschool',
15 |     packages=['powerapi'],
16 |     zip_safe=False,
17 |     install_requires=[
18 |         'requests'
19 |     ]
20 | )
21 | 
22 | 


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/powerapi/user.py:
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 1 | import re
 2 | from .course import course
 3 | 
 4 | class user:
 5 | 	def __init__(self, core, homeContents):
 6 | 		self.core = core
 7 | 		self.homeContents = homeContents
 8 | 		
 9 | 		self.courses = self._createCourses()
10 | 	
11 | 	def _createCourses(self):
12 | 		courses = []
13 | 		
14 | 		for item in re.finditer('<tr class="center" bgcolor="(.*?)">(.*?)<\/tr>', self.homeContents, re.S):
15 | 			if re.search(r'<td align="left">(.*?)(&nbsp;|&bbsp;)<br>(.*?)<a href="mailto:(.*?)">(.*?)<\/a><\/td>', item.groups()[1], re.S):
16 | 				courses.append(course(self.core, item.groups()[1]))
17 | 		
18 | 		return courses
19 | 	
20 | 	def getSchoolName(self):
21 | 		name = re.search(r'<div id="print-school">(.*?)<br>', self.homeContents, re.S)
22 | 		
23 | 		return name.groups()[0].strip()
24 | 	
25 | 	def getUserName(self):
26 | 		name = re.search(r'<li id="userName" .*?<span>(.*?)<\/span>', self.homeContents, re.S)
27 | 		
28 | 		return name.groups()[0].strip()
29 | 	
30 | 	def getCourses(self):
31 | 		return self.courses


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/powerapi/course.py:
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 1 | import re
 2 | 
 3 | class course:
 4 | 	def __init__(self, core, html):
 5 | 		self.core = core
 6 | 		self.html = html
 7 | 		
 8 | 		self._populateCourse()
 9 | 	
10 | 	def _populateCourse(self):
11 | 		courseData = re.search('<td align="left">(.*?)(&nbsp;|&bbsp;)<br>(.*?)<a href="mailto:(.*?)">(.*?)<\/a><\/td>', self.html, re.S)
12 | 		
13 | 		self.name = courseData.groups()[0]
14 | 		self.teacher = {
15 | 			'name': courseData.groups()[4],
16 | 			'email': courseData.groups()[3]
17 | 		}
18 | 		
19 | 		self.scores = {}
20 | 		
21 | 		for score in re.finditer('<a href="scores.html\?(.*?)">(.*?)<\/a>', self.html, re.S):
22 | 			URLbits = re.search(r'frn\=(.*?)\&fg\=(.*)', score.groups()[0], re.S)
23 | 			
24 | 			scoreT = score.groups()[1].split("<br>")
25 | 			
26 | 			if score.groups()[1] == "--":
27 | 				break
28 | 			elif not scoreT[0].isdigit():
29 | 				self.scores[URLbits.groups()[1]] = int(scoreT[1])
30 | 			else:
31 | 				self.scores[URLbits.groups()[1]] = int(scoreT[0])
32 | 		
33 | 	def getName(self):
34 | 		return self.name
35 | 	
36 | 	def getScores(self):
37 | 		return self.scores


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/README.md:
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 1 | PowerAPI-python
 2 | ============
 3 | Library for fetching information from PowerSchool SISes.
 4 | 
 5 | Requirements
 6 | ------------
 7 | * Python 2.7
 8 | * PowerSchool >= 7.0.0; PowerSchool <= 7.6.2
 9 | 
10 | Usage
11 | -----
12 | A basic demo is provided in `demo.py`
13 | 
14 | License
15 | -------
16 | Copyright (c) 2013 Henri Watson.
17 | 
18 | Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
19 | 
20 | The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
21 | 
22 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 | 


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/powerapi/core.py:
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 1 | import requests, re
 2 | import hmac, hashlib, base64 # PCAS is horrible
 3 | 
 4 | from .user import user
 5 | 
 6 | class core:
 7 | 	ua = 'powerapi-python/1.0 (https://github.com/henriwatson/powerapi-python)'
 8 | 	
 9 | 	def __init__(self, url):
10 | 		if url[-1] != '/':
11 | 			self.url = url + '/'
12 | 		else:
13 | 			self.url = url
14 | 		
15 | 		self.session = requests.Session()
16 | 	
17 | 	def setUserAgent(self, ua):
18 | 		self.ua = ua
19 | 		
20 | 	def _getAuthData(self):
21 | 		r = self.session.get(self.url)
22 | 		
23 | 		if r.status_code != requests.codes.ok:
24 | 			raise Exception('Unable to retrieve authentication tokens from PS server.')
25 | 		
26 | 		data = {}
27 | 		
28 | 		pstoken = re.search(r'<input type="hidden" name="pstoken" value="(.*?)" \/>', r.text, re.S)
29 | 		data['pstoken'] = pstoken.groups()[0]
30 | 		
31 | 		contextData = re.search(r'<input type="hidden" name="contextData" value="(.*?)" \/>', r.text, re.S)
32 | 		data['contextData'] = contextData.groups()[0]
33 | 		
34 | 		if "<input type=hidden name=ldappassword value=''>" in r.text:
35 | 			data['ldap'] = True
36 | 		else:
37 | 			data['ldap'] = False
38 | 			
39 | 		return data
40 | 		
41 | 	def auth(self, uid, pw):
42 | 		authdata = self._getAuthData()
43 | 		
44 | 		fields = {
45 | 					'pstoken': authdata['pstoken'],
46 | 					'contextData': authdata['contextData'],
47 | 					'dbpw': hmac.new(authdata['contextData'].encode('ascii'), pw.lower().encode('ascii'), hashlib.md5).hexdigest(),
48 | 					'serviceName': 'PS Parent Portal',
49 | 					'pcasServerUrl': '/',
50 | 					'credentialType': 'User Id and Password Credential',
51 | 					'account': uid,
52 | 					'pw': hmac.new(authdata['contextData'].encode('ascii'), base64.b64encode(hashlib.md5(pw.encode('ascii')).digest()).replace(b"=", b""), hashlib.md5).hexdigest()
53 | 				}
54 | 		
55 | 		if authdata['ldap'] == True:
56 | 			fields['ldappassword'] = pw
57 | 		
58 | 		r = self.session.post(self.url + "guardian/home.html", data=fields)
59 | 		
60 | 		if not u'Grades and Attendance' in r.text:
61 | 			pserror = re.search(r'<div class="feedback-alert">(.*?)<\/div>', r.text, re.S)
62 | 			
63 | 			if pserror:
64 | 				raise Exception(pserror.groups()[0])
65 | 			else:
66 | 				raise Exception('Unable to login to PS server.')
67 | 		else:
68 | 			return user(self, r.text)


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