feat(doit): set upload media type

Related to #17

src/mako/lib/mbuild.mako

@@ -454,6 +454,24 @@ else {
             self.${api.properties.scopes}.insert(${scope_url_to_variant(name, default_scope, fully_qualified=True)}.as_slice().to_string(), ());
         }
         % endif
+        ## Only one of them is going to be set, even though we generate code that doesn't care
+        % if media_params:
+        {
+            let protocol =\
+            % for mp in media_params:
+            % if loop.first:
+ if \
+            % else:
+ else if \
+            % endif
+${mp.type.arg_name}.is_some() {
+                "${mp.protocol}"
+            }\
+            % endfor
+ else { unreachable!() };
+            params.push(("uploadType", protocol.to_string()));
+        }
+        % endif
 
         url.push('?');
         url.push_str(&url::form_urlencoded::serialize(params.iter().map(|t| (t.0, t.1.as_slice()))));

src/mako/lib/util.py

@@ -10,6 +10,10 @@ re_linestart = re.compile('^', flags=re.MULTILINE)
 re_first_4_spaces = re.compile('^ {1,4}', flags=re.MULTILINE)
 re_desc_parts = re.compile("((the part (names|properties) that you can include in the parameter value are)|(supported values are ))(.*?)\.", flags=re.IGNORECASE|re.MULTILINE)
 
+re_find_replacements = re.compile("\{\w+\}")
+
+
+
 USE_FORMAT = 'use_format_field'
 TYPE_MAP = {'boolean' : 'bool',
             'integer' : USE_FORMAT,
@@ -524,7 +528,8 @@ def method_media_params(m):
         except KeyError:
             raise AssertionError("media upload protocol '%s' is not implemented" % pn)
         p = type(m)({'name': 'media_%s',
-             'info': pi, 
+             'info': pi,
+             'protocol': pn,
              'path': proto.path, 
              'type': ti,
              'description': ti.description,