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canvas-student-data-export
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Added support to download canvas webpages #7

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dj346 merged 16 commits from master into master 2022-01-22 10:21:05 -07:00
Conversation 0 Commits 16 Files Changed 6 +2939 -75
6 changed files with 2939 additions and 75 deletions
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7
.gitignore vendored
View File

@ -1,2 +1,7 @@
.vscode .vscode
output/ __pycache__/
node_modules/
output/
credentials.yaml
cookies.txt

12
docs/README.md
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@ -9,6 +9,8 @@ The tool exports all of the following data:
- Course Pages - Course Pages
- Course Files - Course Files
- Course Modules - Course Modules
- SingleFile HTML of Assignments, Announcements, Discussions, Modules
The tool will export your data in JSON format, and will organize it nicely into folders named for every term of every year. The tool will export your data in JSON format, and will organize it nicely into folders named for every term of every year.
Example: Example:
@ -44,8 +46,12 @@ To run the program, you will need the following dependencies:
`pip install python-dateutil` `pip install python-dateutil`
`pip install PyYAML` `pip install PyYAML`
`npm i github:gildas-lormeau/SingleFile`
You can install these dependencies using You can install these dependencies using
`pip install -r requirements.txt` `pip install -r requirements.txt`
AND
`npm i`
Then run from the command line: Then run from the command line:
`python export.py` `python export.py`
@ -55,9 +61,12 @@ These are the configuration parameters for the program:
- Canvas API URL - this is the URL of your institution, for example `https://example.instructure.com` - Canvas API URL - this is the URL of your institution, for example `https://example.instructure.com`
- Canvas API key - this can be created by going to Canvas and navigating to `Account` > `Settings` > `Approved Integrations` > `New Access Token` - Canvas API key - this can be created by going to Canvas and navigating to `Account` > `Settings` > `Approved Integrations` > `New Access Token`
- Canvas User ID - this can be found at `https://example.instructure.com/api/v1/users/self` in the `id` field - Canvas User ID - this can be found at `https://example.instructure.com/api/v1/users/self` in the `id` field
- Path to Cookies File - file needs to be in netscape format, you can get your cookies via a tool like "Get Cookies.txt" by Rahul Shaw. This can also be left blank if an html images are unwanted.
- Directory in which to download course information to (will be created if not present) - Directory in which to download course information to (will be created if not present)
- List of Course IDs that should be skipped - List of Course IDs that should be skipped
If single file fails to find your browser, you can set a path in singlefile.py. If you also want to run additional singlefile arguments that can also be done there.
### Loading credentials from a file ### Loading credentials from a file
To avoid manually entering credentials every time you run the program, you can create a `credentials.yaml` file in the same directory as the script that has the following fields: To avoid manually entering credentials every time you run the program, you can create a `credentials.yaml` file in the same directory as the script that has the following fields:
@ -65,6 +74,7 @@ To avoid manually entering credentials every time you run the program, you can c
API_URL: < URL of your institution > API_URL: < URL of your institution >
API_KEY: < API Key from Canvas > API_KEY: < API Key from Canvas >
USER_ID: < User ID from Canvas > USER_ID: < User ID from Canvas >
COOKIES_PATH: < Path to cookies file >
``` ```
You can then run the script as normal: You can then run the script as normal:

461
export.py
View File

@ -5,8 +5,10 @@ import string
# external # external
from canvasapi import Canvas from canvasapi import Canvas
from canvasapi.exceptions import ResourceDoesNotExist from canvasapi.exceptions import ResourceDoesNotExist, Unauthorized
from canvasapi.exceptions import Unauthorized
from singlefile import download_page
import dateutil.parser import dateutil.parser
import jsonpickle import jsonpickle
import requests import requests
@ -14,7 +16,7 @@ import yaml
try: try:
with open("credentials.yaml", 'r') as f: with open("credentials.yaml", 'r') as f:
credentials = yaml.load(f) credentials = yaml.full_load(f)
except OSError: except OSError:
# Canvas API URL # Canvas API URL
API_URL = "" API_URL = ""
@ -22,10 +24,13 @@ except OSError:
API_KEY = "" API_KEY = ""
# My Canvas User ID # My Canvas User ID
USER_ID = 0000000 USER_ID = 0000000
# Browser Cookies File
COOKIES_PATH = ""
else: else:
API_URL = credentials["API_URL"] API_URL = credentials["API_URL"]
API_KEY = credentials["API_KEY"] API_KEY = credentials["API_KEY"]
USER_ID = credentials["USER_ID"] USER_ID = credentials["USER_ID"]
COOKIES_PATH = credentials["COOKIES_PATH"]
# Directory in which to download course information to (will be created if not # Directory in which to download course information to (will be created if not
# present) # present)
@ -37,12 +42,18 @@ DATE_TEMPLATE = "%B %d, %Y %I:%M %p"
class moduleItemView(): class moduleItemView():
id = 0
title = "" title = ""
content_type = "" content_type = ""
url = ""
external_url = "" external_url = ""
class moduleView(): class moduleView():
id = 0
name = "" name = ""
items = [] items = []
@ -51,6 +62,8 @@ class moduleView():
class pageView(): class pageView():
id = 0
title = "" title = ""
body = "" body = ""
created_date = "" created_date = ""
@ -58,12 +71,16 @@ class pageView():
class topicReplyView(): class topicReplyView():
id = 0
author = "" author = ""
posted_date = "" posted_date = ""
body = "" body = ""
class topicEntryView(): class topicEntryView():
id = 0
author = "" author = ""
posted_date = "" posted_date = ""
body = "" body = ""
@ -74,70 +91,82 @@ class topicEntryView():
class discussionView(): class discussionView():
id = 0
title = "" title = ""
author = "" author = ""
posted_date = "" posted_date = ""
body = "" body = ""
topic_entries = [] topic_entries = []
url = ""
amount_pages = 0
def __init__(self): def __init__(self):
self.topic_entries = [] self.topic_entries = []
class submissionView(): class submissionView():
id = 0
attachments = [] attachments = []
grade = "" grade = ""
raw_score = "" raw_score = ""
submission_comments = "" submission_comments = ""
total_possible_points = "" total_possible_points = ""
attempt = 0
user_id = "no-id" user_id = "no-id"
preview_url = ""
ext_url = ""
def __init__(self): def __init__(self):
self.attachments = [] self.attachments = []
self.grade = ""
self.raw_score = ""
self.submission_comments = ""
self.total_possible_points = ""
self.user_id = None # integer
class attachmentView(): class attachmentView():
filename = ""
id = 0 id = 0
filename = ""
url = "" url = ""
def __init__(self):
self.filename = ""
self.id = 0
self.url = ""
class assignmentView(): class assignmentView():
id = 0
title = "" title = ""
description = "" description = ""
assigned_date = "" assigned_date = ""
due_date = "" due_date = ""
submissions = [] submissions = []
html_url = ""
ext_url = ""
updated_url = ""
def __init__(self): def __init__(self):
self.submissions = [] self.submissions = []
class courseView(): class courseView():
course_id = 0
term = "" term = ""
course_code = "" course_code = ""
name = "" name = ""
assignments = [] assignments = []
announcements = [] announcements = []
discussions = [] discussions = []
modules = []
def __init__(self): def __init__(self):
self.assignments = [] self.assignments = []
self.announcements = [] self.announcements = []
self.discussions = [] self.discussions = []
self.modules = []
def makeValidFilename(input_str): def makeValidFilename(input_str):
if(not input_str):
return input_str
# Remove invalid characters # Remove invalid characters
valid_chars = "-_.() %s%s" % (string.ascii_letters, string.digits) valid_chars = "-_.() %s%s" % (string.ascii_letters, string.digits)
input_str = input_str.replace("+"," ") # Canvas default for spaces input_str = input_str.replace("+"," ") # Canvas default for spaces
@ -148,6 +177,12 @@ def makeValidFilename(input_str):
# Remove leading and trailing whitespace # Remove leading and trailing whitespace
input_str = input_str.lstrip().rstrip() input_str = input_str.lstrip().rstrip()
# Remove trailing periods
input_str = input_str.rstrip(".")
##Splits strings to prevent extremely long names
#input_str=input_str[:40]
return input_str return input_str
def makeValidFolderPath(input_str): def makeValidFolderPath(input_str):
@ -160,11 +195,18 @@ def makeValidFolderPath(input_str):
# Remove leading and trailing whitespace, separators # Remove leading and trailing whitespace, separators
input_str = input_str.lstrip().rstrip().strip("/").strip("\\") input_str = input_str.lstrip().rstrip().strip("/").strip("\\")
# Remove trailing periods
input_str = input_str.rstrip(".")
# Replace path separators with OS default # Replace path separators with OS default
input_str=input_str.replace("/",os.sep) input_str=input_str.replace("/",os.sep)
##Splits strings to prevent extremely long names
#input_str=input_str[:40]
return input_str return input_str
def findCourseModules(course, course_view): def findCourseModules(course, course_view):
modules_dir = os.path.join(DL_LOCATION, course_view.term, modules_dir = os.path.join(DL_LOCATION, course_view.term,
course_view.course_code, "modules") course_view.course_code, "modules")
@ -181,6 +223,9 @@ def findCourseModules(course, course_view):
for module in modules: for module in modules:
module_view = moduleView() module_view = moduleView()
# ID
module_view.id = module.id if hasattr(module, "id") else ""
# Name # Name
module_view.name = str(module.name) if hasattr(module, "name") else "" module_view.name = str(module.name) if hasattr(module, "name") else ""
@ -191,17 +236,23 @@ def findCourseModules(course, course_view):
for module_item in module_items: for module_item in module_items:
module_item_view = moduleItemView() module_item_view = moduleItemView()
# ID
module_item_view.id = module_item.id if hasattr(module_item, "id") else 0
# Title # Title
module_item_view.title = str(module_item.title) if hasattr(module_item, "title") else "" module_item_view.title = str(module_item.title) if hasattr(module_item, "title") else ""
# Type # Type
module_item_view.content_type = str(module_item.type) if hasattr(module_item, "type") else "" module_item_view.content_type = str(module_item.type) if hasattr(module_item, "type") else ""
# URL
module_item_view.url = str(module_item.html_url) if hasattr(module_item, "html_url") else ""
# External URL # External URL
module_item_view.external_url = str(module_item.external_url) if hasattr(module_item, "external_url") else "" module_item_view.external_url = str(module_item.external_url) if hasattr(module_item, "external_url") else ""
if module_item_view.content_type == "File": if module_item_view.content_type == "File":
module_dir = modules_dir + "/" + makeValidFilename(str(module.name)) # If problems arise due to long pathnames, changing module.name to module.id might help
# A change would also have to be made in downloadCourseModulePages(api_url, course_view, cookies_path)
module_dir = os.path.join(modules_dir, makeValidFilename(str(module.name)), "files")
try: try:
# Create directory for current module if not present # Create directory for current module if not present
@ -212,7 +263,7 @@ def findCourseModules(course, course_view):
module_file = course.get_file(str(module_item.content_id)) module_file = course.get_file(str(module_item.content_id))
# Create path for module file download # Create path for module file download
module_file_path = module_dir + "/" + makeValidFilename(str(module_file.display_name)) module_file_path = os.path.join(module_dir, makeValidFilename(str(module_file.display_name)))
# Download file if it doesn't already exist # Download file if it doesn't already exist
if not os.path.exists(module_file_path): if not os.path.exists(module_file_path):
@ -250,13 +301,12 @@ def downloadCourseFiles(course, course_view):
for file in files: for file in files:
file_folder=course.get_folder(file.folder_id) file_folder=course.get_folder(file.folder_id)
folder_dl_dir=os.path.join(dl_dir,makeValidFolderPath(file_folder.full_name)) folder_dl_dir=os.path.join(dl_dir, makeValidFolderPath(file_folder.full_name))
if not os.path.exists(folder_dl_dir): if not os.path.exists(folder_dl_dir):
os.makedirs(folder_dl_dir) os.makedirs(folder_dl_dir)
dl_path = os.path.join(folder_dl_dir, dl_path = os.path.join(folder_dl_dir, makeValidFilename(str(file.display_name)))
makeValidFilename(str(file.display_name)))
# Download file if it doesn't already exist # Download file if it doesn't already exist
if not os.path.exists(dl_path): if not os.path.exists(dl_path):
@ -324,22 +374,19 @@ def findCoursePages(course):
page_view = pageView() page_view = pageView()
# ID
page_view.id = page.id if hasattr(page, "id") else 0
# Title # Title
page_view.title = str(page.title) if hasattr(page, "title") else "" page_view.title = str(page.title) if hasattr(page, "title") else ""
# Body # Body
page_view.body = str(page.body) if hasattr(page, "body") else "" page_view.body = str(page.body) if hasattr(page, "body") else ""
# Date created # Date created
if hasattr(page, "created_at"): page_view.created_date = dateutil.parser.parse(page.created_at).strftime(DATE_TEMPLATE) if \
page_view.created_date = dateutil.parser.parse( hasattr(page, "created_at") else ""
page.created_at).strftime(DATE_TEMPLATE)
else:
page_view.created_date = ""
# Date last updated # Date last updated
if hasattr(page, "updated_at"): page_view.last_updated_date = dateutil.parser.parse(page.updated_at).strftime(DATE_TEMPLATE) if \
page_view.last_updated_date = dateutil.parser.parse( hasattr(page, "updated_at") else ""
page.updated_at).strftime(DATE_TEMPLATE)
else:
page_view.last_updated_date = ""
page_views.append(page_view) page_views.append(page_view)
except Exception as e: except Exception as e:
@ -360,26 +407,33 @@ def findCourseAssignments(course):
# Create a new assignment view # Create a new assignment view
assignment_view = assignmentView() assignment_view = assignmentView()
#ID
assignment_view.id = assignment.id if \
hasattr(assignment, "id") else ""
# Title # Title
if hasattr(assignment, "name"): assignment_view.title = makeValidFilename(str(assignment.name)) if \
assignment_view.title = makeValidFilename(str(assignment.name)) hasattr(assignment, "name") else ""
else:
assignment_view.title = ""
# Description # Description
if hasattr(assignment, "description"): assignment_view.description = str(assignment.description) if \
assignment_view.description = str(assignment.description) hasattr(assignment, "description") else ""
else:
assignment_view.description = ""
# Assigned date # Assigned date
if hasattr(assignment, "created_at_date"): assignment_view.assigned_date = assignment.created_at_date.strftime(DATE_TEMPLATE) if \
assignment_view.assigned_date = assignment.created_at_date.strftime(DATE_TEMPLATE) hasattr(assignment, "created_at_date") else ""
else:
assignment_view.assigned_date = ""
# Due date # Due date
if hasattr(assignment, "due_at_date"): assignment_view.due_date = assignment.due_at_date.strftime(DATE_TEMPLATE) if \
assignment_view.due_date = assignment.due_at_date.strftime(DATE_TEMPLATE) hasattr(assignment, "due_at_date") else ""
else:
assignment_view.due_date = "" # HTML Url
assignment_view.html_url = assignment.html_url if \
hasattr(assignment, "html_url") else ""
# External URL
assignment_view.ext_url = str(assignment.url) if \
hasattr(assignment, "url") else ""
# Other URL (more up-to-date)
assignment_view.updated_url = str(assignment.submissions_download_url).split("submissions?")[0] if \
hasattr(assignment, "submissions_download_url") else ""
try: try:
try: # Download all submissions for entire class try: # Download all submissions for entire class
@ -401,31 +455,35 @@ def findCourseAssignments(course):
sub_view = submissionView() sub_view = submissionView()
# Submission ID
sub_view.id = submission.id if \
hasattr(submission, "id") else 0
# My grade # My grade
if hasattr(submission, "grade"): sub_view.grade = str(submission.grade) if \
sub_view.grade = str(submission.grade) hasattr(submission, "grade") else ""
else:
sub_view.grade = ""
# My raw score # My raw score
if hasattr(submission, "score"): sub_view.raw_score = str(submission.score) if \
sub_view.raw_score = str(submission.score) hasattr(submission, "score") else ""
else:
sub_view.raw_score = ""
# Total possible score # Total possible score
if hasattr(assignment, "points_possible"): sub_view.total_possible_points = str(assignment.points_possible) if \
sub_view.total_possible_points = str(assignment.points_possible) hasattr(assignment, "points_possible") else ""
else:
sub_view.total_possible_points = ""
# Submission comments # Submission comments
if hasattr(submission, "submission_comments"): sub_view.submission_comments = str(submission.submission_comments) if \
sub_view.submission_comments = str(submission.submission_comments) hasattr(submission, "submission_comments") else ""
else: # Attempt
sub_view.submission_comments = "" sub_view.attempt = submission.attempt if \
hasattr(submission, "attempt") else 0
if hasattr(submission, "user_id"): # User ID
sub_view.user_id = str(submission.user_id) sub_view.user_id = str(submission.user_id) if \
else: hasattr(submission, "user_id") else ""
sub_view.user_id = "no-id"
# Submission URL
sub_view.preview_url = str(submission.preview_url) if \
hasattr(submission, "preview_url") else ""
# External URL
sub_view.ext_url = str(submission.url) if \
hasattr(submission, "url") else ""
try: try:
submission.attachments submission.attachments
@ -472,6 +530,9 @@ def getDiscussionView(discussion_topic):
# Create discussion view # Create discussion view
discussion_view = discussionView() discussion_view = discussionView()
#ID
discussion_view.id = discussion_topic.id if hasattr(discussion_topic, "id") else 0
# Title # Title
discussion_view.title = str(discussion_topic.title) if hasattr(discussion_topic, "title") else "" discussion_view.title = str(discussion_topic.title) if hasattr(discussion_topic, "title") else ""
# Author # Author
@ -480,6 +541,13 @@ def getDiscussionView(discussion_topic):
discussion_view.posted_date = discussion_topic.created_at_date.strftime("%B %d, %Y %I:%M %p") if hasattr(discussion_topic, "created_at_date") else "" discussion_view.posted_date = discussion_topic.created_at_date.strftime("%B %d, %Y %I:%M %p") if hasattr(discussion_topic, "created_at_date") else ""
# Body # Body
discussion_view.body = str(discussion_topic.message) if hasattr(discussion_topic, "message") else "" discussion_view.body = str(discussion_topic.message) if hasattr(discussion_topic, "message") else ""
# URL
discussion_view.url = str(discussion_topic.html_url) if hasattr(discussion_topic, "html_url") else ""
# Keeps track of how many topic_entries there are.
topic_entries_counter = 0
# Topic entries # Topic entries
if hasattr(discussion_topic, "discussion_subentry_count") and discussion_topic.discussion_subentry_count > 0: if hasattr(discussion_topic, "discussion_subentry_count") and discussion_topic.discussion_subentry_count > 0:
# Need to get replies to entries recursively? # Need to get replies to entries recursively?
@ -488,9 +556,13 @@ def getDiscussionView(discussion_topic):
try: try:
for topic_entry in discussion_topic_entries: for topic_entry in discussion_topic_entries:
topic_entries_counter += 1
# Create new discussion view for the topic_entry # Create new discussion view for the topic_entry
topic_entry_view = topicEntryView() topic_entry_view = topicEntryView()
# ID
topic_entry_view.id = topic_entry.id if hasattr(topic_entry, "id") else 0
# Author # Author
topic_entry_view.author = str(topic_entry.user_name) if hasattr(topic_entry, "user_name") else "" topic_entry_view.author = str(topic_entry.user_name) if hasattr(topic_entry, "user_name") else ""
# Posted date # Posted date
@ -505,6 +577,9 @@ def getDiscussionView(discussion_topic):
for topic_reply in topic_entry_replies: for topic_reply in topic_entry_replies:
# Create new topic reply view # Create new topic reply view
topic_reply_view = topicReplyView() topic_reply_view = topicReplyView()
# ID
topic_reply_view.id = topic_reply.id if hasattr(topic_reply, "id") else 0
# Author # Author
topic_reply_view.author = str(topic_reply.user_name) if hasattr(topic_reply, "user_name") else "" topic_reply_view.author = str(topic_reply.user_name) if hasattr(topic_reply, "user_name") else ""
@ -522,7 +597,10 @@ def getDiscussionView(discussion_topic):
except Exception as e: except Exception as e:
print("Tried to enumerate discussion topic entries but received the following error:") print("Tried to enumerate discussion topic entries but received the following error:")
print(e) print(e)
# Amount of pages
discussion_view.amount_pages = int(topic_entries_counter/50) + 1 # Typically 50 topic entries are stored on a page before it creates another page.
return discussion_view return discussion_view
@ -547,6 +625,9 @@ def findCourseDiscussions(course):
def getCourseView(course): def getCourseView(course):
course_view = courseView() course_view = courseView()
# Course ID
course_view.course_id = course.id if hasattr(course, "id") else 0
# Course term # Course term
course_view.term = makeValidFilename(course.term["name"] if hasattr(course, "term") and "name" in course.term.keys() else "") course_view.term = makeValidFilename(course.term["name"] if hasattr(course, "term") and "name" in course.term.keys() else "")
@ -593,6 +674,211 @@ def exportAllCourseData(course_view):
with open(course_output_path, "w") as out_file: with open(course_output_path, "w") as out_file:
out_file.write(json_str) out_file.write(json_str)
def downloadCourseHTML(api_url, cookies_path):
if(cookies_path == ""):
return
course_dir = DL_LOCATION
if not os.path.exists(course_dir):
os.makedirs(course_dir)
course_list_path = os.path.join(course_dir, "course_list.html")
# Downloads the course list.
if not os.path.exists(course_list_path):
download_page(api_url + "/courses/", cookies_path, course_dir, "course_list.html")
def downloadCourseHomePageHTML(api_url, course_view, cookies_path):
if(cookies_path == ""):
return
dl_dir = os.path.join(DL_LOCATION, course_view.term,
course_view.course_code)
# Create directory if not present
if not os.path.exists(dl_dir):
os.makedirs(dl_dir)
homepage_path = os.path.join(dl_dir, "homepage.html")
# Downloads the course home page.
if not os.path.exists(homepage_path):
download_page(api_url + "/courses/" + str(course_view.course_id), cookies_path, dl_dir, "homepage.html")
def downloadAssignmentPages(api_url, course_view, cookies_path):
if(cookies_path == "" or len(course_view.assignments) == 0):
return
base_assign_dir = os.path.join(DL_LOCATION, course_view.term,
course_view.course_code, "assignments")
# Create directory if not present
if not os.path.exists(base_assign_dir):
os.makedirs(base_assign_dir)
assignment_list_path = os.path.join(base_assign_dir, "assignment_list.html")
# Download assignment list (theres a chance this might be the course homepage if the course has the assignments page disabled)
if not os.path.exists(assignment_list_path):
download_page(api_url + "/courses/" + str(course_view.course_id) + "/assignments/", cookies_path, base_assign_dir, "assignment_list.html")
for assignment in course_view.assignments:
assign_dir = os.path.join(base_assign_dir, makeValidFilename(assignment.title))
# Download an html image of each assignment (includes assignment instructions and other stuff).
# Currently, this will only download the main assignment page and not external pages, this is
# because these external pages are given in a json format. Saving these would require a lot
# more work then normal.
if assignment.html_url != "":
if not os.path.exists(assign_dir):
os.makedirs(assign_dir)
assignment_page_path = os.path.join(assign_dir, "assignment.html")
# Download assignment page, this usually has instructions and etc.
if not os.path.exists(assignment_page_path):
download_page(assignment.html_url, cookies_path, assign_dir, "assignment.html")
for submission in assignment.submissions:
submission_dir = assign_dir
# If theres more then 1 submission, add unique id to download dir
if len(assignment.submissions) != 1:
submission_dir = os.path.join(assign_dir, str(submission.user_id))
if submission.preview_url != "":
if not os.path.exists(submission_dir):
os.makedirs(submission_dir)
submission_page_dir = os.path.join(submission_dir, "submission.html")
# Download submission url, this is typically a more focused page
if not os.path.exists(submission_page_dir):
download_page(submission.preview_url, cookies_path, submission_dir, "submission.html")
# If theres more then 1 attempt, save each attempt in attempts folder
if (submission.attempt != 1 and assignment.updated_url != "" and assignment.html_url != ""
and assignment.html_url.rstrip("/") != assignment.updated_url.rstrip("/")):
submission_dir = os.path.join(assign_dir, "attempts")
if not os.path.exists(submission_dir):
os.makedirs(submission_dir)
# Saves the attempts if multiple were taken, doesn't account for
# different ID's however, as I wasnt able to find out what the url
# for the specific id's attempts would be.
for i in range(submission.attempt):
filename = "attempt_" + str(i+1) + ".html"
submission_page_attempt_dir = os.path.join(submission_dir, filename)
if not os.path.exists(submission_page_attempt_dir):
download_page(assignment.updated_url + "/history?version=" + str(i+1), cookies_path, submission_dir, filename)
def downloadCourseModulePages(api_url, course_view, cookies_path):
if(cookies_path == "" or len(course_view.modules) == 0):
return
modules_dir = os.path.join(DL_LOCATION, course_view.term,
course_view.course_code, "modules")
# Create modules directory if not present
if not os.path.exists(modules_dir):
os.makedirs(modules_dir)
module_list_dir = os.path.join(modules_dir, "modules_list.html")
# Downloads the modules page (possible this is disabled by the teacher)
if not os.path.exists(module_list_dir):
download_page(api_url + "/courses/" + str(course_view.course_id) + "/modules/", COOKIES_PATH, modules_dir, "modules_list.html")
for module in course_view.modules:
for item in module.items:
# If problems arise due to long pathnames, changing module.name to module.id might help, this can also be done with item.title
# A change would also have to be made in findCourseModules(course, course_view)
items_dir = os.path.join(modules_dir, makeValidFilename(str(module.name)))
# Create modules directory if not present
if item.url != "":
if not os.path.exists(items_dir):
os.makedirs(items_dir)
filename = makeValidFilename(str(item.title)) + ".html"
module_item_dir = os.path.join(items_dir, filename)
# Download the module page.
if not os.path.exists(module_item_dir):
download_page(item.url, cookies_path, items_dir, filename)
def downloadCourseAnnouncementPages(api_url, course_view, cookies_path):
if(cookies_path == "" or len(course_view.announcements) == 0):
return
base_announce_dir = os.path.join(DL_LOCATION, course_view.term,
course_view.course_code, "announcements")
# Create directory if not present
if not os.path.exists(base_announce_dir):
os.makedirs(base_announce_dir)
announcement_list_dir = os.path.join(base_announce_dir, "announcement_list.html")
# Download assignment list (theres a chance this might be the course homepage if the course has the assignments page disabled)
if not os.path.exists(announcement_list_dir):
download_page(api_url + "/courses/" + str(course_view.course_id) + "/announcements/", cookies_path, base_announce_dir, "announcement_list.html")
for announcements in course_view.announcements:
announce_dir = os.path.join(base_announce_dir, makeValidFilename(announcements.title))
if announcements.url == "":
continue
if not os.path.exists(announce_dir):
os.makedirs(announce_dir)
# Downloads each page that a discussion takes.
for i in range(announcements.amount_pages):
filename = "announcement_" + str(i+1) + ".html"
announcement_page_dir = os.path.join(announce_dir, filename)
# Download assignment page, this usually has instructions and etc.
if not os.path.exists(announcement_page_dir):
download_page(announcements.url + "/page-" + str(i+1), cookies_path, announce_dir, filename)
def downloadCourseDicussionPages(api_url, course_view, cookies_path):
if(cookies_path == "" or len(course_view.discussions) == 0):
return
base_discussion_dir = os.path.join(DL_LOCATION, course_view.term,
course_view.course_code, "discussions")
# Create directory if not present
if not os.path.exists(base_discussion_dir):
os.makedirs(base_discussion_dir)
dicussion_list_dir = os.path.join(base_discussion_dir, "discussion_list.html")
# Download assignment list (theres a chance this might be the course homepage if the course has the assignments page disabled)
if not os.path.exists(dicussion_list_dir):
download_page(api_url + "/courses/" + str(course_view.course_id) + "/discussion_topics/", cookies_path, base_discussion_dir, "discussion_list.html")
for discussion in course_view.discussions:
dicussion_dir = os.path.join(base_discussion_dir, makeValidFilename(discussion.title))
if discussion.url == "":
continue
if not os.path.exists(dicussion_dir):
os.makedirs(dicussion_dir)
# Downloads each page that a discussion takes.
for i in range(discussion.amount_pages):
filename = "dicussion_" + str(i+1) + ".html"
dicussion_page_dir = os.path.join(dicussion_dir, filename)
# Download assignment page, this usually has instructions and etc.
if not os.path.exists(dicussion_page_dir):
download_page(discussion.url + "/page-" + str(i+1), cookies_path, dicussion_dir, filename)
if __name__ == "__main__": if __name__ == "__main__":
@ -616,6 +902,14 @@ if __name__ == "__main__":
"logging in to canvas and then going to this URL in the same " "logging in to canvas and then going to this URL in the same "
"browser {yourCanvasBaseUrl}/api/v1/users/self") "browser {yourCanvasBaseUrl}/api/v1/users/self")
USER_ID = input("Enter your Canvas User ID: ") USER_ID = input("Enter your Canvas User ID: ")
if COOKIES_PATH == "":
# Cookies path
print("\nWe will need your browsers cookies file. This needs to be "
"exported using another tool. This needs to be a path to a file "
"formatted in the NetScape format. This can be left blank if an html "
"images aren't wanted. ")
COOKIES_PATH = input("Enter your cookies path: ")
print("\nConnecting to canvas\n") print("\nConnecting to canvas\n")
@ -634,8 +928,13 @@ if __name__ == "__main__":
skip = set(COURSES_TO_SKIP) skip = set(COURSES_TO_SKIP)
if (COOKIES_PATH):
print(" Downloading course list page")
downloadCourseHTML(API_URL, COOKIES_PATH)
for course in courses: for course in courses:
if course.id in skip: if course.id in skip or not hasattr(course, "name") or not hasattr(course, "term"):
continue continue
course_view = getCourseView(course) course_view = getCourseView(course)
@ -651,6 +950,22 @@ if __name__ == "__main__":
print(" Getting modules and downloading module files") print(" Getting modules and downloading module files")
course_view.modules = findCourseModules(course, course_view) course_view.modules = findCourseModules(course, course_view)
if(COOKIES_PATH):
print(" Downloading course home page")
downloadCourseHomePageHTML(API_URL, course_view, COOKIES_PATH)
print(" Downloading assignment pages")
downloadAssignmentPages(API_URL, course_view, COOKIES_PATH)
print(" Downloading course module pages")
downloadCourseModulePages(API_URL, course_view, COOKIES_PATH)
print(" Downloading course announcements pages")
downloadCourseAnnouncementPages(API_URL, course_view, COOKIES_PATH)
print(" Downloading course dicussion pages")
downloadCourseDicussionPages(API_URL, course_view, COOKIES_PATH)
print(" Exporting all course data") print(" Exporting all course data")
exportAllCourseData(course_view) exportAllCourseData(course_view)

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@ -0,0 +1,5 @@
{
"dependencies": {
"single-file": "github:gildas-lormeau/SingleFile"
}
}

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singlefile.py Normal file
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from subprocess import run
SINGLEFILE_BINARY_PATH = ".\\node_modules\\single-file\\cli\\single-file"
#CHROME_PATH = "C:\\Program Files\\Google\Chrome\\Application\\chrome.exe" #Uncomment this and set your browser exe if it can't find yours.
def addQuotes(str):
return "\"" + str.strip("\"") + "\""
def download_page(url, cookies_path, output_path, output_name_template = ""):
args = [
addQuotes(SINGLEFILE_BINARY_PATH),
#"--browser-executeable-path=" + addQuotes(CHROME_PATH.strip("\"")), #Uncomment this and set your browser exe if it can't find yours.
"--browser-cookies-file=" + addQuotes(cookies_path),
"--output-directory=" + addQuotes(output_path),
url
]
if(output_name_template != ""):
args.append("--filename-template=" + addQuotes(output_name_template))
try:
run("node " + " ".join(args))
except Exception as e:
print("Was not able to save the URL " + url + " using singlefile. The reported error was " +
e.strerror)
#if __name__ == "__main__":
#download_page("https://www.google.com/", "", ".\\output\\test", "test.html")