From ecf782af649d6798a9d9afc4818b3adc7b78de85 Mon Sep 17 00:00:00 2001
From: j <j@mailb.org>
Date: Sat, 17 May 2014 11:19:32 +0200
Subject: [PATCH] ddg

---
 oml/meta/__init__.py   |  4 +++-
 oml/meta/duckduckgo.py | 39 +++++++++++++++++++++++++++++++++++++++
 oml/meta/google.py     |  4 +++-
 3 files changed, 45 insertions(+), 2 deletions(-)
 create mode 100644 oml/meta/duckduckgo.py

diff --git a/oml/meta/__init__.py b/oml/meta/__init__.py
index 2d4191d..9499ad6 100644
--- a/oml/meta/__init__.py
+++ b/oml/meta/__init__.py
@@ -8,6 +8,7 @@ import lookupbyisbn
 import openlibrary
 import worldcat
 import google
+import duckduckgo
 
 providers = [
     ('openlibrary', 'olid'),
@@ -18,7 +19,8 @@ providers = [
 ]
 
 def find(title, author=None, publisher=None, date=None):
-    results = google.find(title=title, author=author, publisher=publisher, date=date)
+    #results = google.find(title=title, author=author, publisher=publisher, date=date)
+    results = duckduckgo.find(title=title, author=author, publisher=publisher, date=date)
     '''
     results = openlibrary.find(title=title, author=author, publisher=publisher, date=date)
     for r in results:
diff --git a/oml/meta/duckduckgo.py b/oml/meta/duckduckgo.py
new file mode 100644
index 0000000..34db04b
--- /dev/null
+++ b/oml/meta/duckduckgo.py
@@ -0,0 +1,39 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+from __future__ import division
+
+import ox.web.duckduckgo
+import stdnum.isbn
+
+from .utils import find_isbns
+
+
+def find(title, author=None, publisher=None, date=None):
+    print 'duckduckgo.find', title, author, publisher, date
+    query = title
+    if author:
+        if isinstance(author, list):
+            author = ' '.join(author)
+        query += ' ' + author
+    query += ' isbn'
+    isbns = []
+    for r in ox.web.duckduckgo.find(query):
+        isbns += find_isbns(' '.join(r))
+    results = []
+    done = set()
+    for isbn in isbns:
+        if isbn not in done:
+            key = 'isbn%d'%len(isbn)
+            #r = lookup(key, isbn)
+            #r['mainid'] = key
+            r = {
+                key: isbn,
+                'mainid': key
+            }
+            results.append(r)
+            done.add(isbn)
+            if len(isbn) == 10:
+                done.add(stdnum.isbn.to_isbn13(isbn))
+            if len(isbn) == 13:
+                done.add(stdnum.isbn.to_isbn10(isbn))
+    return results
diff --git a/oml/meta/google.py b/oml/meta/google.py
index 8e66766..6ff6967 100644
--- a/oml/meta/google.py
+++ b/oml/meta/google.py
@@ -19,7 +19,7 @@ def find(title, author=None, publisher=None, date=None):
     isbns = []
     for r in ox.web.google.find(query):
         isbns += find_isbns(' '.join(r))
-
+    print isbns, 'google'
     results = []
     done = set()
     for isbn in isbns:
@@ -35,4 +35,6 @@ def find(title, author=None, publisher=None, date=None):
             done.add(isbn)
             if len(isbn) == 10:
                 done.add(stdnum.isbn.to_isbn13(isbn))
+            if len(isbn) == 13:
+                done.add(stdnum.isbn.to_isbn10(isbn))
     return results