meta

oml/meta/__init__.py

@@ -0,0 +1,50 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+from __future__ import division
+
+import abebooks
+import loc
+import lookupbyisbn
+import openlibrary
+import worldcat
+
+providers = [
+    ('openlibrary', 'olid'),
+    ('loc', 'lccn'),
+    ('worldcat', 'oclc'),
+    ('lookupbyisbn', 'asin'),
+    ('abebooks', 'isbn10')
+]
+
+def find(title, author=None, publisher=None, year=None):
+    return []
+
+def lookup(key, value):
+    data = {key: value}
+    ids = [(key, value)]
+    provider_data = {}
+    done = False
+    while not done:
+        done = True
+        for provider, id in providers:
+            for key, value in ids:
+                for kv in globals()[provider].get_ids(key, value):
+                    if not kv in ids:
+                        ids.append(kv)
+                        done = False
+    print ids
+    for k, v in ids:
+        for provider, id in providers:
+            if id == k:
+                provider_data[provider] = globals()[provider].lookup(v)
+    for provider in sorted(
+        provider_data.keys(),
+        key=lambda x: -len(provider_data[x])
+    ):
+        print provider, len(provider_data[provider])
+        for k_, v_ in provider_data[provider].iteritems():
+            if not k_ in data:
+                data[k_] = v_
+    return data
+
+