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bulk revert

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This commit is contained in:
Albert Yi
2016-11-04 11:33:59 -07:00
parent 619beb00af
commit a22a7c3302
5 changed files with 67 additions and 19 deletions
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30
app/logical/google_big_query/post_version.rb
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@@ -3,34 +3,50 @@ module GoogleBigQuery
def find_removed(tag, limit = 1_000)
tag = escape(tag)
limit = limit.to_i
query("select id, post_id, updated_at, updater_id, updater_ip_addr, tags, added_tags, removed_tags, parent_id, rating, source from [#{data_set}.post_versions] where regexp_match(removed_tags, \"(?:^| )#{tag}(?:$| )\") order by updated_at desc limit #{limit}")
query("select id, post_id, updated_at, updater_id, updater_ip_addr, tags, added_tags, removed_tags, parent_id, rating, source from [#{data_set}.post_versions] where #{remove_tag_condition(tag)} order by updated_at desc limit #{limit}")
end
def find_added(tag, limit = 1_000)
tag = escape(tag)
limit = limit.to_i
query("select id, post_id, updated_at, updater_id, updater_ip_addr, tags, added_tags, removed_tags, parent_id, rating, source from [#{data_set}.post_versions] where regexp_match(added_tags, \"(?:^| )#{tag}(?:$| )\") order by updated_at desc limit #{limit}")
query("select id, post_id, updated_at, updater_id, updater_ip_addr, tags, added_tags, removed_tags, parent_id, rating, source from [#{data_set}.post_versions] where #{add_tag_condition(tag)} order by updated_at desc limit #{limit}")
end
def find(user_id, added_tags, removed_tags, limit = 1_000)
def add_tag_condition(t)
es = escape(t)
"regexp_match(added_tags, \"(?:^| )#{es}(?:$| )\")"
end
def remove_tag_condition(t)
es = escape(t)
"regexp_match(removed_tags, \"(?:^| )#{es}(?:$| )\")"
end
def find(user_id, added_tags, removed_tags, min_version_id, max_version_id, limit = 1_000)
constraints = []
constraints << "updater_id = #{user_id.to_i}"
if added_tags
added_tags.scan(/\S+/).each do |tag|
escaped = escape(tag)
constraints << "regexp_match(added_tags, \"(?:^| )#{escaped}(?:$| )\")"
constraints << add_tag_condition(tag)
end
end
if removed_tags
removed_tags.scan(/\S+/).each do |tag|
escaped = escape(tag)
constraints << "not regexp_match(added_tags, \"(?:^| )#{escaped}(?:$| )\")"
constraints << remove_tag_condition(tag)
end
end
if min_version_id
constraints << "id >= #{min_version_id.to_i}"
end
if max_version_id
constraints << "id <= #{max_version_id.to_i}"
end
limit = limit.to_i
sql = "select id from [#{data_set}.post_versions] where " + constraints.join(" and ") + " order by updated_at desc limit #{limit}"
result = query(sql)