Updated PR workflow to add more checks (#400)

.github/workflows/pr.yaml

@@ -1,12 +1,12 @@
 on: pull_request
 
 jobs:
-  check_size:
+  check_files:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 0
-      - name: Check file size
-        run: .github/workflows/scripts/check-size.sh
+      - name: Check files for compliance
+        run: .github/workflows/scripts/check-files.sh
 

.github/workflows/scripts/check-files.sh

@@ -0,0 +1,125 @@
+#!/bin/sh
+set -eu
+
+SIZE_LIMIT=150000
+
+check_size() {
+	size="$(stat --printf="%s" "$1")"
+	if [ "$size" -gt "$SIZE_LIMIT" ]; then
+		echo "File $1 is bigger than specified $SIZE_LIMIT limit"
+		exit 1
+	fi
+}
+
+check_webp_name() {
+	shouldname="$(echo "$1" |
+		iconv --to-code=utf-8 |
+		sed "s/^\(data\/pix\/\)\?/data\/pix\//" |
+		tr '[:upper:]' '[:lower:]' |
+		tr '_ ' '-')"
+	if [ "$shouldname" != "$1" ]; then
+		echo "$1 should be named $shouldname."
+		exit 1
+	fi
+}
+
+check_recipe_name() {
+	shouldname="$(echo "$1" |
+		iconv --to-code=utf-8 |
+		sed "s/^\(src\/\)\?/src\//" |
+		tr '[:upper:]' '[:lower:]' |
+		tr '_ ' '-')"
+	if [ "$shouldname" != "$1" ]; then
+		echo "$1 should be named $shouldname."
+		exit 1
+	fi
+}
+
+check_recipe_content() {
+	awk '
+		BEGIN {
+			HAS_TITLE       = 0;
+			HAS_TAGS        = 0;
+			NUM_TAGS        = 0;
+			HAS_INGREDIENTS = 0;
+			HAS_DIRECTIONS  = 0;
+		}
+
+		# First line should be the title
+		NR == 1 && /^# / {
+			HAS_TITLE = 1;
+			next;
+		}
+
+		/^## Ingredients/ {
+			HAS_INGREDIENTS = 1;
+			next;
+		}
+
+		/^## Directions/ {
+			HAS_DIRECTIONS = 1;
+			next;
+		}
+
+		END {
+			# Last line should be the tags list
+			if ($1 == ";tags:") {
+				HAS_TAGS = 1;
+				NUM_TAGS = NF - 1;
+			}
+
+			FAIL = 0;
+
+			if (!HAS_TITLE) {
+				print "Recipe does not have a properly formatted title on the first line."
+				FAIL = 1;
+			}
+
+			if (!HAS_TAGS) {
+				print "Recipe does not have a properly formatted tags on the last line."
+				FAIL = 1;
+			} else if (NUM_TAGS < 2) {
+				print "Recipe only has " NUM_TAGS " tags. Add some more."
+				FAIL = 1;
+			} else if (NUM_TAGS > 5) {
+				print "Recipe has " NUM_TAGS " tags which is too many. Remove some tags."
+				FAIL = 1;
+			}
+
+			if (!HAS_INGREDIENTS) {
+				print "Recipe does not have an ingredients list."
+				FAIL = 1;
+			}
+
+			if (!HAS_DIRECTIONS) {
+				print "Recipe does not have a directions section."
+				FAIL = 1;
+			}
+
+			if (FAIL) {
+				exit 1;
+			}
+		}
+	' "$1"
+
+	if [ $? -ne 0 ]; then
+		exit 1;
+	fi
+}
+
+git diff --name-only "$(git merge-base origin/master HEAD)" | while IFS= read -r file; do
+	case "$file" in
+		*.webp)
+			echo "Checking size of $file"
+			check_size "$file"
+			check_webp_name "$file"
+			;;
+		.github/*.md)
+			exit 0;
+			;;
+		*.md)
+			check_recipe_name "$file"
+			check_recipe_content "$file"
+			;;
+    esac
+done

.github/workflows/scripts/check-size.sh

@@ -1,34 +0,0 @@
-#!/bin/sh
-set -eu
-
-SIZE_LIMIT=150000
-
-check_size() {
-    local size=$(stat --printf="%s" $1)
-    if [ "$size" -gt "$SIZE_LIMIT" ]; then
-        echo "File $1 is bigger than specified $SIZE_LIMIT limit"
-        exit 1
-    fi
-}
-
-check_md_name() {
-	shouldname="$(echo "$1" |
-		iconv --to-code=utf-8 |
-		sed "s/^\(src\/\)\?/src\//" |
-		tr '[:upper:]' '[:lower:]' |
-		tr ' ' '-')"
-	if [ "$shouldname" != "$1" ]; then
-		echo "$1 should be named $shouldname."
-		exit 1
-	fi
-}
-
-git diff --name-only `git merge-base origin/master HEAD` | while IFS= read -r file; do
-    case "$file" in
-        *.webp)
-            echo "Checking size of $file"
-            check_size $file
-            ;;
-	*.md) check_md_name "$file" ;;
-    esac
-done