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client: og-tags fix for restricted posts

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This commit is contained in:
Ben Klein 2021-07-10 01:56:40 -04:00
parent 7d90a73b11
commit 38080611d5
1 changed files with 7 additions and 2 deletions
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9
client/metatags.lua
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@ -26,8 +26,13 @@ add_meta_tag("og:url", ngx.var.external_host_url .. ngx.var.request_uri)
if ngx.var.request_uri_path:match('^/post') then
local post_info = cjson.decode((ngx.location.capture("/_internal_api"..ngx.var.request_uri_path)).body)
add_meta_tag("og:image", ngx.var.external_host_url .. '/' .. post_info.contentUrl)
add_meta_tag("og:title", server_info.config.name .. " - Post " .. post_info.id)
-- If no permission to access, fields will be nil, thus cannot be concat'd
if post_info.contentUrl then
add_meta_tag("og:image", ngx.var.external_host_url .. '/' .. post_info.contentUrl)
end
if post_info.id then
add_meta_tag("og:title", server_info.config.name .. " - Post " .. post_info.id)
end
end
local final_response = page_html.body:gsub("{{ generated_head_tags }}", additional_tags)