fork from github/youtube-local

youtube/__init__.py

@@ -0,0 +1,116 @@
+from youtube import util
+import flask
+from flask import request
+import jinja2
+import settings
+import traceback
+import re
+from sys import exc_info
+from youtube.home import get_recommended_videos
+
+yt_app = flask.Flask(__name__)
+yt_app.url_map.strict_slashes = False
+# yt_app.jinja_env.trim_blocks = True
+# yt_app.jinja_env.lstrip_blocks = True
+
+# https://stackoverflow.com/questions/39858191/do-statement-not-working-in-jinja
+yt_app.jinja_env.add_extension('jinja2.ext.do') # why
+
+yt_app.add_url_rule('/settings', 'settings_page', settings.settings_page, methods=['POST', 'GET'])
+
+@yt_app.route('/')
+def homepage():
+    videos = get_recommended_videos()
+    return flask.render_template('home.html', title="Youtube local", recommended_videos=videos)
+
+
+theme_names = {
+    0: 'light_theme',
+    1: 'gray_theme',
+    2: 'dark_theme',
+}
+
+@yt_app.context_processor
+def inject_theme_preference():
+    return {
+        'theme_path': '/youtube.com/static/' + theme_names[settings.theme] + '.css',
+        'settings': settings,
+    }
+
+@yt_app.template_filter('commatize')
+def commatize(num):
+    if num is None:
+        return ''
+    if isinstance(num, str):
+        try:
+            num = int(num)
+        except ValueError:
+            return num
+    return '{:,}'.format(num)
+
+def timestamp_replacement(match):
+    time_seconds = 0
+    for part in match.group(0).split(':'):
+        time_seconds = 60*time_seconds + int(part)
+    return (
+        '<a href="#" onclick="document.querySelector(\'video\').currentTime='
+        + str(time_seconds)
+        + '">' + match.group(0)
+        + '</a>'
+    )
+
+TIMESTAMP_RE = re.compile(r'\b(\d?\d:)?\d?\d:\d\d\b')
+@yt_app.template_filter('timestamps')
+def timestamps(text):
+    return TIMESTAMP_RE.sub(timestamp_replacement, text)
+
+@yt_app.errorhandler(500)
+def error_page(e):
+    slim = request.args.get('slim', False) # whether it was an ajax request
+    if (exc_info()[0] == util.FetchError
+        and exc_info()[1].code == '429'
+        and settings.route_tor
+    ):
+        error_message = ('Error: Youtube blocked the request because the Tor'
+            ' exit node is overutilized. Try getting a new exit node by'
+            ' using the New Identity button in the Tor Browser.')
+        if exc_info()[1].error_message:
+            error_message += '\n\n' + exc_info()[1].error_message
+        if exc_info()[1].ip:
+            error_message += '\n\nExit node IP address: ' + exc_info()[1].ip
+        return flask.render_template('error.html', error_message=error_message, slim=slim), 502
+    elif exc_info()[0] == util.FetchError and exc_info()[1].error_message:
+        return (flask.render_template(
+                    'error.html',
+                    error_message=exc_info()[1].error_message,
+                    slim=slim
+                ), 502)
+    return flask.render_template('error.html', traceback=traceback.format_exc(), slim=slim), 500
+
+font_choices = {
+    0: 'initial',
+    1: 'arial, "liberation sans", sans-serif',
+    2: '"liberation serif", "times new roman", calibri, carlito, serif',
+    3: 'verdana, sans-serif',
+    4: 'tahoma, sans-serif',
+}
+
+@yt_app.route('/shared.css')
+def get_css():
+    return flask.Response(
+        flask.render_template('shared.css',
+            font_family = font_choices[settings.font]
+        ),
+        mimetype='text/css',
+    )
+
+
+# This is okay because the flask urlize function puts the href as the first
+# property
+YOUTUBE_LINK_RE = re.compile(r'<a href="(' + util.YOUTUBE_URL_RE_STR + ')"')
+old_urlize = jinja2.filters.urlize
+def prefix_urlize(*args, **kwargs):
+    result = old_urlize(*args, **kwargs)
+    return YOUTUBE_LINK_RE.sub(r'<a href="/\1"', result)
+jinja2.filters.urlize = prefix_urlize
+