[flickr] provide human-readable 'license_name' metadata

gallery_dl/extractor/flickr.py

@@ -262,6 +262,19 @@ class FlickrAPI(oauth.OAuth1API):
         "appletv"    : 1,
         "iphone_wifi": 0,
     }
+    LICENSES = {
+        "0": "All Rights Reserved",
+        "1": "Attribution-NonCommercial-ShareAlike License",
+        "2": "Attribution-NonCommercial License",
+        "3": "Attribution-NonCommercial-NoDerivs License",
+        "4": "Attribution License",
+        "5": "Attribution-ShareAlike License",
+        "6": "Attribution-NoDerivs License",
+        "7": "No known copyright restrictions",
+        "8": "United States Government Work",
+        "9": "Public Domain Dedication (CC0)",
+        "10": "Public Domain Mark",
+    }
 
     def __init__(self, extractor):
         oauth.OAuth1API.__init__(self, extractor)
@@ -526,6 +539,9 @@ class FlickrAPI(oauth.OAuth1API):
                     "Unable to retrieve 'contexts' data for %s (%s: %s)",
                     photo["id"], exc.__class__.__name__, exc)
 
+        if "license" in photo:
+            photo["license_name"] = self.LICENSES.get(photo["license"])
+
     @staticmethod
     def _clean_info(info):
         info["title"] = info["title"]["_content"]

test/results/flickr.py

@@ -33,6 +33,8 @@ __tests__ = (
     "id"         : 16089302239,
     "height"     : 683,
     "label"      : "Large",
+    "license"    : "0",
+    "license_name": "All Rights Reserved",
     "media"      : "photo",
     "pool"       : list,
     "set"        : list,
@@ -87,6 +89,16 @@ __tests__ = (
     "#category": ("", "flickr", "image"),
     "#class"   : flickr.FlickrImageExtractor,
     "#pattern" : flickr.FlickrImageExtractor.pattern,
+
+    "id"  : 26140204724,
+    "date": "dt:2016-05-01 10:03:33",
+    "user": {
+        "location": "diebolsheim, france",
+        "nsid": "23965455@N05",
+        "path_alias": "sgu_",
+        "realname": "philippe baumgart",
+        "username": "philippe baumgart",
+    },
 },
 
 {
@@ -160,6 +172,13 @@ __tests__ = (
     "#url"     : "https://flickr.com/search/?text=mountain",
     "#category": ("", "flickr", "search"),
     "#class"   : flickr.FlickrSearchExtractor,
+    "#range"   : "1-10",
+    "#count"   : 10,
+    "#pattern" : r"https://live\.staticflickr\.com/\d+/.+",
+
+    "search": {
+        "text": "mountain",
+    },
 },
 
 {