example data for authors and songs

data/authors.json

@@ -0,0 +1,14 @@
+{
+  "dude": {
+    "name": "Krasser Dude",
+    "trail_name": "dud",
+    "birth_year": "1950",
+    "organization": "Bund der krassen Dudes"
+  },
+  "kumpel": {
+    "name": "Krasser Kumpel",
+    "trail_name": "dudekumpel",
+    "death_year": "2050",
+    "organization": "Bund der krassen Kumpels"
+  }
+}

data/songs.json

@@ -0,0 +1,7 @@
+{
+  "a-song-id": {
+    "title": "Krasse Vorlage",
+    "composer": "kumpel",
+    "poet": "dude"
+  }
+}

lieder/vorlage/vorlage.ly

@@ -16,8 +16,8 @@ HEADER = \bookpart {
     alttitle = "Alternativtitel"
     titlesize = 11
     titletopspace = 2
-    poetId = #'dude
-    composerId = #'dude
+    poetId = "dude"
+    composerId = "dude"
     copyright = "Fumpeverlag"
     categories = "see"
     songinfo = "Hintergrund

lieder/vorlage_light/vorlage_light.ly

@@ -5,8 +5,7 @@
 HEADER = \bookpart {
   \header {
     title = "Titel"
-    poetId = #'dude
-    composerId = #'kumpel
+    songId = "a-song-id"
     categories = ""
     songinfo = "wasauchimmer"
   }

lieder/vorlage_satz/vorlage_satz.ly

@@ -6,8 +6,8 @@ HEADER = \bookpart {
   \header {
     title = "Chorsatz"
     alttitle = ""
-    poetId = #'dude
-    composerId = #'dude
+    composerId = "dude"
+    songId = "a-song-id"
     categories = ""
     songinfo = ""
   }

lilypond-common-includes

@@ -1 +1 @@
-Subproject commit c20d0327e792d04666ee163eb9b2a730853a3d5a
+Subproject commit 7a0dd880677296b69e80c350f7be451ed2e37a91

lilypond-custom-includes/authors.ly

@@ -1,16 +0,0 @@
-AUTHORS = #'(
-  (dude . (
-    (name . "Krasser Dude")
-    (trail_name . "dud")
-    (birth_year . "1950")
-    ;(death_year . "2050")
-    (organization . "Bund der krassen Dudes")
-  ))
-  (kumpel . (
-    (name . "Krasser Kumpel")
-    (trail_name . "dudekumpel")
-    ;(birth_year . "1960")
-    (death_year . "2050")
-    (organization . "Bund der krassen Kumpels")
-  ))
-)

lilypond-custom-includes/base_config.ly

@@ -3,6 +3,7 @@
 defaultSongStyle = #'börnel
 customStyleOverridesFile = "../lilypond-custom-includes/custom_style_overrides.ly"
 
-\include "authors.ly"
 \include "categories.ly"
 \include "../lilypond-common-includes/general_include.ly"
+AUTHOR_DATA = #(call-with-input-file "../../data/authors.json" json->scm)
+SONG_DATA = #(call-with-input-file "../../data/songs.json" json->scm)