Unicode emoji rendering in Twitter thumbnails

SmaugPool / pool.pm

Cardano blockchain realtime visualization

https://pool.pm

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Unicode emoji rendering in Twitter thumbnails #44

Open chrzgame opened 2 years ago

chrzgame commented 2 years ago

Pool_pm links in Twitter do not correctly render automatically generated thumbnails, when (onchain svg) thumbnails include unicode emojis. Specifically, some emojis are replaced by their corresponding Hex encoding.

SmaugPool commented 2 years ago

The issue is confirmed for example with https://pool.pm/asset1m34y7vhg0mjxtjfca9eadmmtu0t9txcfzyaa9e on Telegram:

SmaugPool commented 1 year ago

Emojis are now supported, but colors are not yet displayed correctly.

Example on Discord:

The issue comes from an underlying libsrvg library. The fix will be included once done in this library: https://gitlab.gnome.org/GNOME/librsvg/-/issues/911