From 6e3b3c8013e6d8814dbf70c854e55d062bedbdf4 Mon Sep 17 00:00:00 2001
From: memdmp <memdmp@memeware.net>
Date: Mon, 13 Jan 2025 16:54:34 +0100
Subject: chore: initial commit

---
 contrib/gen-meta.sh | 145 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100755 contrib/gen-meta.sh

(limited to 'contrib/gen-meta.sh')

diff --git a/contrib/gen-meta.sh b/contrib/gen-meta.sh
new file mode 100755
index 0000000..2f51e80
--- /dev/null
+++ b/contrib/gen-meta.sh
@@ -0,0 +1,145 @@
+#!/bin/bash
+# Generates usable metadata for the cursors, allowing them to be more easily processed
+# TODO: Rewite in Amber - https://amber-lang.com
+set -e
+
+source contrib/util.sh
+
+CANCER_PATH="$(realpath cancer-meta.toml)"
+CANCER="$(yq e -p toml -o json . "$CANCER_PATH")"
+get_meta_from_cancer() {
+  jq -Mc '.cursor[]' <<< "$CANCER" | while read cursor_json; do
+    if [[ "$(jq -Mc .id <<< "$cursor_json")" == "$1" ]]; then
+      echo -n "$cursor_json"
+      return 0
+    fi
+  done
+}
+
+cd cursors
+# Process metadata into usable files
+for type in ./*; do
+  type="$(sed 's|./||' <<< "$type")"
+  start "Processing CursorType($type)"
+  cd "$type"
+  for cursor in ./*; do
+    cursor="$(sed 's|./||' <<< "$cursor")"
+    if [[ -d "$cursor" ]]; then
+      cd "$cursor"
+      cursor_meta="./meta.json"
+      cursor_assets="./assets"
+      get_from_orig() {
+        jq -Mc "$1" "$cursor_meta"
+      }
+      get_from_orig_raw() {
+        jq -Mcr "$1" "$cursor_meta"
+      }
+
+      is_animated="$(get_from_orig .isAnimated)"
+      start "Processing Cursor(CursorType($type), name=$cursor, animated=$is_animated)"
+      
+      if [[ "$is_animated" == "true" ]]; then
+        # Animated files tend to have lots of SVGs, resulting in us being unable to store the entire JSON object in memory
+        # This results in us getting an "Argument list too long" error - even though its not the arg list, but rather the env
+        # We solve this by placing the temporary storage on a real file on the filesystem
+        jsettempstorage "/tmp/_$(date)"
+      else
+        # Otherwise, we (dangerously!) assume the file will fit in env, and clear the temp storage.
+        jsettempstorage
+      fi
+
+      additional_meta="$(get_meta_from_cancer "$(get_from_orig .name)")"
+
+      jnew "./cursor.json"
+      jtransaction
+      jrun ".animated=$is_animated"
+      jrun ".id=$(get_from_orig .id)"
+      jrun ".name=$(get_from_orig .name)"
+      jrun ".aliases=$(jq -Mc 'if has("links") then .links else [] end' <<< "$additional_meta")"
+      jrun ".hot={}"
+      jrun ".hot.x=$(jq -Mc 'if has("x") then .x else 128 end' <<< "$additional_meta")"
+      jrun ".hot.y=$(jq -Mc 'if has("y") then .y else 128 end' <<< "$additional_meta")"
+      jrun ".platform_names={}"
+      jrun ".platform_names.windows=$(jq -Mc 'if has("winname") then .winname else null end' <<< "$additional_meta")"
+      jrun ".platform_names.xorg=$(jq -Mc 'if has("xname") then .xname else .id end' <<< "$additional_meta")"
+      jrun ".frames=[]"
+      idx=0
+      trx_ctr=1
+      while read node_id; do
+        url="$(jq -Mc ".urls[${idx}]" < "$cursor_meta")"
+        raw_node_id="$(jq -Mcr . <<< "$node_id")"
+        frame="$cursor_assets/$raw_node_id.svg"
+        [[ "$is_animated" == "true" ]] && start "Processing CursorFrame(Cursor(CursorType($type), name=$cursor, animated=$is_animated), frame=$raw_node_id)"
+        if [[ "$trx_ctr" == "1" ]]; then
+          jcommit
+          jtransaction
+          trx_ctr=32
+        else
+          ((trx_ctr=trx_ctr-1))
+        fi
+        jrun ".frames[$idx]={}"
+        jrun ".frames[$idx].idx=$idx"
+        jrun ".frames[$idx].id=$node_id"
+        jrun ".frames[$idx].url=$url"
+        jrun ".frames[$idx].delay=(if $node_id | contains(\":\") then $node_id | split(\":\") | .[0] | tonumber else 60 end)"
+        jrun ".frames[$idx].sha512=$(escape_str "$(sha512sum "$frame" | awk '{print $1}')")"
+        jsetasset "$(cat "$frame")" && jrun ".frames[$idx].svg=$(jgetassetref)"
+        [[ "$is_animated" == "true" ]] && complete "Finished $(_last | sed s/Pr/pr/)"
+        ((idx=idx+1))
+      done <<< "$(jq -Mc '.node_ids[]' "$cursor_meta")"
+      jrun ".frame_count=${idx}"
+      jcommit
+      jsave
+
+      # We're done with the file, let's empty the storage
+      jnew
+      # If we started using tmpfs, let's go back to in-memory storage
+      if [[ "$is_animated" == "true" ]]; then
+        jsettempstorage
+      fi
+
+      complete "Finished $(_last | sed s/Pr/pr/)"
+
+      cd ..
+    fi
+  done
+  complete "Finished $(_last | sed s/Pr/pr/)"
+  cd ..
+done
+# Process outputs into single file
+jsettempstorage "/tmp/_$(date)"
+jnew ../.cursors
+jtransaction
+jrun '.=[]'
+typeidx=0
+for type in ./*; do
+  type="$(sed 's|./||' <<< "$type")"
+  start "Bundle all CursorType($type)"
+  jrun ".[${typeidx}]={}"
+  jrun ".[${typeidx}].kind=$(escape_str "$type")"
+  jrun ".[${typeidx}].cursors=[]"
+  jcommit
+  jsave
+  trx_ctr=1
+  cd "$type"
+  for cursor in ./*; do
+    cursor="$(sed 's|./||' <<< "$cursor")"
+    if [[ -d "$cursor" ]]; then
+      start "Push Cursor(CursorType($type), name=$cursor, animated=null)"
+      cd "$cursor"
+      _jrun_file ".[${typeidx}].cursors += [$(jq -M . ./cursor.json)]"
+      cd ..
+      complete
+    fi
+  done
+  complete
+  jtransaction
+  cd ..
+  ((typeidx=typeidx+1))
+done
+jcommit
+jsave
+
+cd ..
+
+jq -Mc . .cursors > .cursors.min
-- 
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