Move helpers to Api

DanbooruApi.own

@@ -10,6 +10,22 @@ class DanbooruApi {
     }
   }
 
+  def getPost(id) {
+    url = "https://danbooru.donmai.us/posts/" + id + ".json"
+    response = okhttp.request()
+      .headers(this.headers)
+      .url(url)
+      .get()
+      .newCall(okhttp.client)
+      .execute()
+      .body()
+      .string()
+    if (!length(response)) return []
+    post = jsondecode(response)
+    if (typeof(post) != MAP) return []
+    return new Post(post)
+  }
+
   def getPosts(params) {
     url = "https://danbooru.donmai.us/posts.json" + params
     response = okhttp.request()
@@ -91,3 +107,34 @@ class Post {
     return src
   }
 }
+
+// Helpers
+def strToHashtag(str) =
+  "#" + str.toLowerCase()
+    .replaceAll("[^a-z_0-9\s]", "")
+    .replaceAll("\s+", "_")
+
+def getCharacterHashtags(post) {
+  characters = post.getCharacters()
+  if characters.isEmpty() {
+    return "#original"
+  }
+  copyrights = post.getCopyrights()
+  hashtags = []
+  for character : characters {
+    hashtag = strToHashtag(character)
+    // Clean-up copyright suffix
+    for copyright : copyrights {
+      replaceFrom = "_" + copyright
+      hashtag = hashtag.replace(replaceFrom, "")
+    }
+    hashtags += hashtag
+  }
+  return hashtags.joinToString(" ")
+}
+
+def getCaption(post) = sprintf(
+  "%s | <a href=\"%s\">source</a>",
+  getCharacterHashtags(post),
+  post.getSource()
+)

danboo.own

@@ -72,34 +72,3 @@ thread(def() {
   exit(0)
 })
 
-// Helpers
-def strToHashtag(str) =
-  "#" + str.toLowerCase()
-    .replaceAll("[^a-z_0-9\s]", "")
-    .replaceAll("\s+", "_")
-
-def getCharacterHashtags(post) {
-  characters = post.getCharacters()
-  if characters.isEmpty() {
-    return "#original"
-  }
-  copyrights = post.getCopyrights()
-  hashtags = []
-  for character : characters {
-    hashtag = strToHashtag(character)
-    // Clean-up copyright suffix
-    for copyright : copyrights {
-      replaceFrom = "_" + copyright
-      hashtag = hashtag.replace(replaceFrom, "")
-    }
-    hashtags += hashtag
-  }
-  return hashtags.joinToString(" ")
-}
-
-def getCaption(post) = sprintf(
-  "%s | <a href=\"%s\">source</a>",
-  getCharacterHashtags(post),
-  post.getSource()
-)
-