Reactome native diagram SVGs + offline pathway→diagram map#15
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Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
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What
Ship Reactome's native pathway diagrams so the app can show them without calling reactome.org at runtime.
reactome.org's live diagram exporter (
/ContentService/exporter/diagram/<id>.svg) is behind a Cloudflare bot challenge and 403s server-side requests. Its static download area is not challenged and publishes the same pre-rendered SVGs in bulk, so we mirror them here and precompute the sub-pathway → diagram resolution offline.Contents
inst/extdata/reactome-svg/R-HSA-<id>.svg.gz— 1382 human diagram SVGs, gzipped (~263 MB). Decompressed on demand byplaybase::getReactomeSVG(~10 ms, cached).inst/extdata/reactome_diagram_map.tsv— 2883 entries mapping every human pathway to the diagram that depicts it (self, or nearest ancestor that owns a diagram). 100% coverage.data-raw/build-reactome-diagrams.R— regenerates both from Reactome's static downloads on each release (~quarterly).Consumed by
getReactomeSVGreads these directly — no fallback) and Reactome pathway board: native diagrams, no live reactome.org call omicsplayground#1814.🤖 Generated with Claude Code