Add full support for implied names

1 files changed, 21 insertions, 1 deletions

diff --git a/src/microformats/parser.clj b/src/microformats/parser.clj
index b28fce7..875caec 100644
--- a/src/microformats/parser.clj
+++ b/src/microformats/parser.clj
@@ -3,6 +3,16 @@
             [clojure.core.reducers :as r]
             [clojure.string :as str]))
 
+(defmacro cond-let
+  [& clauses]
+  (when clauses
+    (list 'if-let ['x (first clauses)]
+          (if (next clauses)
+            (second clauses)
+            (throw (IllegalArgumentException.
+                    "cond-let requires an even number of forms")))
+          (cons 'cond-let (next (next clauses))))))
+
 (defn mf-names-from-class
   "Get microformat classnames from a class attribute"
   [prefix]
@@ -165,8 +175,18 @@
   "Imply the name of an entity from the element"
   [element]
   (case (:tag element)
+    :abbr (-> element :attrs :title)
     :img (-> element :attrs :alt)
-    (node-to-text (:content element))))
+    (cond-let
+     (first (html/select element [html/root :> [:img html/only-child]]))
+     (-> x :attrs :alt)
+     (first (html/select element [html/root :> [:abbr html/only-child (html/attr? :title)]]))
+     (-> x :attrs :title)
+     (first (html/select element [html/root :> html/only-child :> [:img html/only-child]]))
+     (-> x :attrs :alt)
+     (first (html/select element [html/root :> html/only-child :> [:abbr html/only-child (html/attr? :title)]]))
+     (-> x :attrs :title)
+     true (node-to-text (:content element)))))
 
 (defn- imply-url
   [element]