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FIX: Skip invalid custom_field json in hotlinked_media migration (#16630)

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Truly testing for JSON validity would require defining a new postgres function. Checking just the first character should take care of all the cases of invalid historic data that we've seen.
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David Taylor 2022-05-04 15:05:18 +01:00 committed by GitHub
parent 62ed7d4968
commit db9ae32e41
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1 changed files with 3 additions and 0 deletions
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db/migrate/20220428094026_create_post_hotlinked_media.rb
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@ -46,6 +46,7 @@ class CreatePostHotlinkedMedia < ActiveRecord::Migration[6.1]
JOIN json_each_text(pcf.value::json) obj ON true
JOIN uploads ON obj.value::bigint = uploads.id
WHERE name='downloaded_images'
AND pcf.value LIKE '{%' -- JSON Object
ON CONFLICT (post_id, md5(url::text)) DO NOTHING
SQL
@ -61,6 +62,7 @@ class CreatePostHotlinkedMedia < ActiveRecord::Migration[6.1]
FROM post_custom_fields pcf
JOIN json_array_elements_text(pcf.value::json) url ON true
WHERE name='broken_images'
AND pcf.value LIKE '[%' -- JSON Array
ON CONFLICT (post_id, md5(url::text)) DO NOTHING
SQL
@ -76,6 +78,7 @@ class CreatePostHotlinkedMedia < ActiveRecord::Migration[6.1]
FROM post_custom_fields pcf
JOIN json_array_elements_text(pcf.value::json) url ON true
WHERE name='large_images'
AND pcf.value LIKE '[%' -- JSON Array
ON CONFLICT (post_id, md5(url::text)) DO NOTHING
SQL
end