From ad7798bf10d8cc64f28a6bcdd1e83e1ae77cc14e Mon Sep 17 00:00:00 2001
From: Alan Pearce
Date: Mon, 15 Sep 2014 21:14:09 +0100
Subject: Implement some basic value-class parsing

---
 src/microformats/parser.clj | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/microformats/parser.clj b/src/microformats/parser.clj
index ac7aef2..2778cc2 100644
--- a/src/microformats/parser.clj
+++ b/src/microformats/parser.clj
@@ -39,10 +39,25 @@
            :rel
            split-ws-attribute))
 
+(defn get-value-class
+  "Get the value class of elements"
+  [elements]
+  (str/join " " (into [] ((comp (r/map (partial apply str))
+                                (r/map html/texts)
+                                (r/map :content))
+                          elements))))
+
+(defn find-value-class
+  "Find and get the value class of elements"
+  [el]
+  (when-let [values (seq (html/select el [html/root :> :.value]))]
+    (get-value-class values)))
+
 (defn get-p-value
   "Get the p-x property value of an element"
   [el]
-  (or (case (:tag el)
+  (or (find-value-class el)
+      (case (:tag el)
         :img (-> el :attrs :alt)
         :area (-> el :attrs :alt)
         :abbr (-> el :attrs :title)
@@ -55,7 +70,8 @@
 (defn get-u-value
   "Get the u-x property value of an element"
   [el]
-  (or (case (:tag el)
+  (or (find-value-class el)
+      (case (:tag el)
         :a (-> el :attrs :href)
         :area (-> el :attrs :href)
         :img (-> el :attrs :src)
@@ -67,7 +83,8 @@
 (defn get-dt-value
   "Get the dt-x property value of an element"
   [el]
-  (or (case (:tag el)
+  (or (find-value-class el)
+      (case (:tag el)
         :time (-> el :attrs :datetime)
         :ins  (-> el :attrs :datetime)
         :del  (-> el :attrs :datetime)
-- 
cgit 1.4.1