Add length_seconds to channel_videos

This commit is contained in:
Omar Roth 2018-10-30 09:20:51 -05:00
parent eb44a60f8d
commit 8794e26e67
2 changed files with 58 additions and 17 deletions

View file

@ -10,6 +10,7 @@ CREATE TABLE public.channel_videos
updated timestamp with time zone, updated timestamp with time zone,
ucid text COLLATE pg_catalog."default", ucid text COLLATE pg_catalog."default",
author text COLLATE pg_catalog."default", author text COLLATE pg_catalog."default",
length_seconds integer COLLATE pg_catalog."default",
CONSTRAINT channel_videos_id_key UNIQUE (id) CONSTRAINT channel_videos_id_key UNIQUE (id)
) )
WITH ( WITH (

View file

@ -14,12 +14,11 @@ class ChannelVideo
updated: Time, updated: Time,
ucid: String, ucid: String,
author: String, author: String,
length_seconds: {
type: Int32,
default: 0,
},
}) })
# TODO: Add length_seconds to channel_video
def length_seconds
return 0
end
end end
def get_channel(id, client, db, refresh = true, pull_all_videos = true) def get_channel(id, client, db, refresh = true, pull_all_videos = true)
@ -36,8 +35,10 @@ def get_channel(id, client, db, refresh = true, pull_all_videos = true)
end end
else else
channel = fetch_channel(id, client, db, pull_all_videos) channel = fetch_channel(id, client, db, pull_all_videos)
args = arg_array(channel.to_a) channel_array = channel.to_a
db.exec("INSERT INTO channels VALUES (#{args})", channel.to_a) args = arg_array(channel_array)
db.exec("INSERT INTO channels VALUES (#{args})", channel_array)
end end
return channel return channel
@ -61,6 +62,25 @@ def fetch_channel(ucid, client, db, pull_all_videos = true)
end end
if !pull_all_videos if !pull_all_videos
url = produce_channel_videos_url(ucid, 1, auto_generated: auto_generated)
response = client.get(url)
json = JSON.parse(response.body)
if json["content_html"]? && !json["content_html"].as_s.empty?
document = XML.parse_html(json["content_html"].as_s)
nodeset = document.xpath_nodes(%q(//li[contains(@class, "feed-item-container")]))
if auto_generated
videos = extract_videos(nodeset)
else
videos = extract_videos(nodeset, ucid)
videos.each { |video| video.ucid = ucid }
videos.each { |video| video.author = author }
end
end
videos ||= [] of ChannelVideo
rss.xpath_nodes("//feed/entry").each do |entry| rss.xpath_nodes("//feed/entry").each do |entry|
video_id = entry.xpath_node("videoid").not_nil!.content video_id = entry.xpath_node("videoid").not_nil!.content
title = entry.xpath_node("title").not_nil!.content title = entry.xpath_node("title").not_nil!.content
@ -69,16 +89,28 @@ def fetch_channel(ucid, client, db, pull_all_videos = true)
author = entry.xpath_node("author/name").not_nil!.content author = entry.xpath_node("author/name").not_nil!.content
ucid = entry.xpath_node("channelid").not_nil!.content ucid = entry.xpath_node("channelid").not_nil!.content
video = ChannelVideo.new(video_id, title, published, Time.now, ucid, author) length_seconds = videos.select { |video| video.id == video_id }[0]?.try &.length_seconds
length_seconds ||= 0
video = ChannelVideo.new(video_id, title, published, Time.now, ucid, author, length_seconds)
db.exec("UPDATE users SET notifications = notifications || $1 \ db.exec("UPDATE users SET notifications = notifications || $1 \
WHERE updated < $2 AND $3 = ANY(subscriptions) AND $1 <> ALL(notifications)", video.id, video.published, ucid) WHERE updated < $2 AND $3 = ANY(subscriptions) AND $1 <> ALL(notifications)", video.id, video.published, ucid)
video_array = video.to_a # Migration point
video_array = video.to_a[0..-2]
# video_array = video.to_a
args = arg_array(video_array) args = arg_array(video_array)
# Migration point
db.exec("INSERT INTO channel_videos VALUES (#{args}) \ db.exec("INSERT INTO channel_videos VALUES (#{args}) \
ON CONFLICT (id) DO UPDATE SET title = $2, published = $3, \ ON CONFLICT (id) DO UPDATE SET title = $2, published = $3, \
updated = $4, ucid = $5, author = $6", video_array) updated = $4, ucid = $5, author = $6", video_array)
# db.exec("INSERT INTO channel_videos VALUES (#{args}) \
# ON CONFLICT (id) DO UPDATE SET title = $2, published = $3, \
# updated = $4, ucid = $5, author = $6, length_seconds = $7", video_array)
end end
else else
page = 1 page = 1
@ -105,7 +137,7 @@ def fetch_channel(ucid, client, db, pull_all_videos = true)
end end
count = nodeset.size count = nodeset.size
videos = videos.map { |video| ChannelVideo.new(video.id, video.title, video.published, Time.now, video.ucid, video.author) } videos = videos.map { |video| ChannelVideo.new(video.id, video.title, video.published, Time.now, video.ucid, video.author, video.length_seconds) }
videos.each do |video| videos.each do |video|
ids << video.id ids << video.id
@ -115,10 +147,18 @@ def fetch_channel(ucid, client, db, pull_all_videos = true)
db.exec("UPDATE users SET notifications = notifications || $1 \ db.exec("UPDATE users SET notifications = notifications || $1 \
WHERE updated < $2 AND $3 = ANY(subscriptions) AND $1 <> ALL(notifications)", video.id, video.published, video.ucid) WHERE updated < $2 AND $3 = ANY(subscriptions) AND $1 <> ALL(notifications)", video.id, video.published, video.ucid)
video_array = video.to_a # Migration point
video_array = video.to_a[0..-2]
# video_array = video.to_a
args = arg_array(video_array) args = arg_array(video_array)
# Migration point
db.exec("INSERT INTO channel_videos VALUES (#{args}) ON CONFLICT (id) DO UPDATE SET title = $2, \ db.exec("INSERT INTO channel_videos VALUES (#{args}) ON CONFLICT (id) DO UPDATE SET title = $2, \
published = $3, updated = $4, ucid = $5, author = $6", video_array) published = $3, updated = $4, ucid = $5, author = $6", video_array)
# db.exec("INSERT INTO channel_videos VALUES (#{args}) ON CONFLICT (id) DO UPDATE SET title = $2, \
# published = $3, updated = $4, ucid = $5, author = $6, length_seconds = $7", video_array)
end end
end end