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Diffstat (limited to 'youtube/post_comment.py')
| -rw-r--r-- | youtube/post_comment.py | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/youtube/post_comment.py b/youtube/post_comment.py new file mode 100644 index 0000000..35b1e43 --- /dev/null +++ b/youtube/post_comment.py @@ -0,0 +1,195 @@ +# Contains functions having to do with posting/editing/deleting comments + +import urllib +import json +from youtube import common, proto, comments +import re +import traceback +import settings +import os + +def _post_comment(text, video_id, session_token, cookie): + headers = { + 'User-Agent': 'Mozilla/5.0 (iPhone; CPU iPhone OS 10_3_1 like Mac OS X) AppleWebKit/603.1.30 (KHTML, like Gecko) Version/10.0 Mobile/14E304 Safari/602.1', + 'Accept': '*/*', + 'Accept-Language': 'en-US,en;q=0.5', + 'Accept-Encoding': 'gzip, deflate, br', + 'X-YouTube-Client-Name': '2', + 'X-YouTube-Client-Version': '2.20180823', + 'Content-Type': 'application/x-www-form-urlencoded', + 'Cookie': cookie, + } + + comment_params = proto.string(2, video_id) + proto.nested(5, proto.uint(1, 0)) + proto.uint(10, 1) + comment_params = proto.percent_b64encode(comment_params).decode('ascii') + + sej = json.dumps({"clickTrackingParams":"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=", "commandMetadata":{"webCommandMetadata":{"url":"/service_ajax","sendPost":True}},"createCommentEndpoint":{"createCommentParams": comment_params}}) + + data_dict = { + 'comment_text': text, + 'sej': sej, + 'session_token': session_token, + } + data = urllib.parse.urlencode(data_dict).encode() + + req = urllib.request.Request("https://m.youtube.com/service_ajax?name=createCommentEndpoint", headers=headers, data=data) + response = urllib.request.urlopen(req, timeout = 5) + content = response.read() + content = common.decode_content(content, response.getheader('Content-Encoding', default='identity')) + code = json.loads(content)['code'] + print("Comment posting code: " + code) + return code + '''with open('debug/post_comment_response', 'wb') as f: + f.write(content)''' + + +def _post_comment_reply(text, video_id, parent_comment_id, session_token, cookie): + headers = { + 'User-Agent': 'Mozilla/5.0 (iPhone; CPU iPhone OS 10_3_1 like Mac OS X) AppleWebKit/603.1.30 (KHTML, like Gecko) Version/10.0 Mobile/14E304 Safari/602.1', + 'Accept': '*/*', + 'Accept-Language': 'en-US,en;q=0.5', + 'Accept-Encoding': 'gzip, deflate, br', + 'X-YouTube-Client-Name': '2', + 'X-YouTube-Client-Version': '2.20180823', + 'Content-Type': 'application/x-www-form-urlencoded', + 'Cookie': cookie, + } + + comment_params = proto.string(2, video_id) + proto.string(4, parent_comment_id) + proto.nested(5, proto.uint(1, 0)) + proto.uint(6,0) + proto.uint(10, 1) + comment_params = proto.percent_b64encode(comment_params).decode('ascii') + + sej = json.dumps({"clickTrackingParams":"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=", "commandMetadata":{"webCommandMetadata":{"url":"/service_ajax","sendPost":True}},"createCommentReplyEndpoint":{"createReplyParams": comment_params}}) + + data_dict = { + 'comment_text': text, + 'sej': sej, + 'session_token': session_token, + } + data = urllib.parse.urlencode(data_dict).encode() + + req = urllib.request.Request("https://m.youtube.com/service_ajax?name=createCommentReplyEndpoint", headers=headers, data=data) + response = urllib.request.urlopen(req, timeout = 5) + content = response.read() + content = common.decode_content(content, response.getheader('Content-Encoding', default='identity')) + code = json.loads(content)['code'] + print("Comment posting code: " + code) + return code + '''with open('debug/post_comment_response', 'wb') as f: + f.write(content)''' + +def delete_comment(video_id, comment_id, author_id, session_token, cookie): + headers = { + 'User-Agent': 'Mozilla/5.0 (iPhone; CPU iPhone OS 10_3_1 like Mac OS X) AppleWebKit/603.1.30 (KHTML, like Gecko) Version/10.0 Mobile/14E304 Safari/602.1', + 'Accept': '*/*', + 'Accept-Language': 'en-US,en;q=0.5', + 'Accept-Encoding': 'gzip, deflate, br', + 'X-YouTube-Client-Name': '2', + 'X-YouTube-Client-Version': '2.20180823', + 'Content-Type': 'application/x-www-form-urlencoded', + 'Cookie': cookie, + } + action = proto.uint(1,6) + proto.string(3, comment_id) + proto.string(5, video_id) + proto.string(9, author_id) + action = proto.percent_b64encode(action).decode('ascii') + + sej = json.dumps({"clickTrackingParams":"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=","commandMetadata":{"webCommandMetadata":{"url":"/service_ajax","sendPost":True}},"performCommentActionEndpoint":{"action":action}}) + + data_dict = { + 'sej': sej, + 'session_token': session_token, + } + data = urllib.parse.urlencode(data_dict).encode() + + req = urllib.request.Request("https://m.youtube.com/service_ajax?name=performCommentActionEndpoint", headers=headers, data=data) + response = urllib.request.urlopen(req, timeout = 5) + content = response.read() + +xsrf_token_regex = re.compile(r'''XSRF_TOKEN"\s*:\s*"([\w-]*(?:=|%3D){0,2})"''') +def post_comment(parameters, fields): + with open(os.path.join(settings.data_dir, 'cookie.txt'), 'r', encoding='utf-8') as f: + cookie_data = f.read() + + #parameters = urllib.parse.parse_qs(query_string) + try: + video_id = fields['video_id'][0] + except KeyError: + video_id = parameters['video_id'][0] + + # Get session token for mobile + # youtube-dl uses disable_polymer=1 which uses a different request format which has an obfuscated javascript algorithm to generate a parameter called "bgr" + # Tokens retrieved from disable_polymer pages only work with that format. Tokens retrieved on mobile only work using mobile requests + # Additionally, tokens retrieved without sending the same cookie won't work. So this is necessary even if the bgr and stuff was reverse engineered. + headers = {'User-Agent': common.mobile_user_agent, + 'Cookie': cookie_data,} + mobile_page = common.fetch_url('https://m.youtube.com/watch?v=' + video_id, headers, report_text="Retrieved session token for comment").decode() + match = xsrf_token_regex.search(mobile_page) + if match: + token = match.group(1).replace("%3D", "=") + else: + raise Exception("Couldn't find xsrf_token") + + if 'parent_id' in parameters: + code = _post_comment_reply(fields['comment_text'][0], parameters['video_id'][0], parameters['parent_id'][0], token, cookie_data) + '''try: + response = comments.get_comments_page(query_string) + except socket.error as e: + traceback.print_tb(e.__traceback__) + return b'Refreshing comment page yielded error 502 Bad Gateway.\nPost comment status code: ' + code.encode('ascii') + except Exception as e: + traceback.print_tb(e.__traceback__) + return b'Refreshing comment page yielded error 500 Internal Server Error.\nPost comment status code: ' + code.encode('ascii') + return response''' + else: + code = _post_comment(fields['comment_text'][0], fields['video_id'][0], token, cookie_data) + + '''try: + response = comments.get_comments_page('ctoken=' + comments.make_comment_ctoken(video_id, sort=1)) + except socket.error as e: + traceback.print_tb(e.__traceback__) + return b'Refreshing comment page yielded error 502 Bad Gateway.\nPost comment status code: ' + code.encode('ascii') + except Exception as e: + traceback.print_tb(e.__traceback__) + return b'Refreshing comment page yielded error 500 Internal Server Error.\nPost comment status code: ' + code.encode('ascii') + return response''' + return code + + +def get_post_comment_page(query_string): + parameters = urllib.parse.parse_qs(query_string) + video_id = parameters['video_id'][0] + parent_id = common.default_multi_get(parameters, 'parent_id', 0, default='') + + style = ''' main{ + display: grid; + grid-template-columns: 3fr 2fr; +} +.left{ + display:grid; + grid-template-columns: 1fr 640px; +} +textarea{ + width: 460px; + height: 85px; +} +.comment-form{ + grid-column:2; +}''' + if parent_id: # comment reply + comment_box = comments.comment_box_template.substitute( + form_action = common.URL_ORIGIN + '/comments?parent_id=' + parent_id + "&video_id=" + video_id, + video_id_input = '', + post_text = "Post reply", + ) + else: + comment_box = comments.comment_box_template.substitute( + form_action = common.URL_ORIGIN + '/post_comment', + video_id_input = '''<input type="hidden" name="video_id" value="''' + video_id + '''">''', + post_text = "Post comment", + ) + + page = '''<div class="left">\n''' + comment_box + '''</div>\n''' + return common.yt_basic_template.substitute( + page_title = "Post comment reply" if parent_id else "Post a comment", + style = style, + header = common.get_header(), + page = page, + )
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