api: expose web_url for project entities

This allows web hooks to have a URL back to entities without having to
generate it themselves.

CHANGELOG

@@ -2,6 +2,7 @@ Please view this file on the master branch, on stable branches it's out of date.
 v 8.12.0 (unreleased)
   - Change merge_error column from string to text type
+  - Add `web_url` field to issue, merge request, and snippet API objects (Ben Boeckel)
   - Optimistic locking for Issues and Merge Requests (title and description overriding prevention)
   - Added tests for diff notes

doc/api/issues.md

@@ -79,7 +79,8 @@ Example response:
       "labels" : [],
       "subscribed" : false,
       "user_notes_count": 1,
-      "due_date": "2016-07-22"
+      "due_date": "2016-07-22",
+      "web_url": "http://example.com/example/example/issues/6"
    }
 ]
 ```
@@ -156,7 +157,8 @@ Example response:
       "created_at" : "2016-01-04T15:31:46.176Z",
       "subscribed" : false,
       "user_notes_count": 1,
-      "due_date": null
+      "due_date": null,
+      "web_url": "http://example.com/example/example/issues/1"
    }
 ]
 ```
@@ -235,7 +237,8 @@ Example response:
       "created_at" : "2016-01-04T15:31:46.176Z",
       "subscribed" : false,
       "user_notes_count": 1,
-      "due_date": "2016-07-22"
+      "due_date": "2016-07-22",
+      "web_url": "http://example.com/example/example/issues/1"
    }
 ]
 ```
@@ -299,7 +302,8 @@ Example response:
    "created_at" : "2016-01-04T15:31:46.176Z",
    "subscribed": false,
    "user_notes_count": 1,
-   "due_date": null
+   "due_date": null,
+   "web_url": "http://example.com/example/example/issues/1"
 }
 ```
@@ -357,7 +361,8 @@ Example response:
    "milestone" : null,
    "subscribed" : true,
    "user_notes_count": 0,
-   "due_date": null
+   "due_date": null,
+   "web_url": "http://example.com/example/example/issues/14"
 }
 ```
@@ -418,7 +423,8 @@ Example response:
    "milestone" : null,
    "subscribed" : true,
    "user_notes_count": 0,
-   "due_date": "2016-07-22"
+   "due_date": "2016-07-22",
+   "web_url": "http://example.com/example/example/issues/15"
 }
 ```
@@ -496,7 +502,8 @@ Example response:
     "avatar_url": "http://www.gravatar.com/avatar/7a190fecbaa68212a4b68aeb6e3acd10?s=80&d=identicon",
     "web_url": "https://gitlab.example.com/u/solon.cremin"
   },
-  "due_date": null
+  "due_date": null,
+  "web_url": "http://example.com/example/example/issues/11"
 }
 ```
@@ -551,7 +558,8 @@ Example response:
     "avatar_url": "http://www.gravatar.com/avatar/7a190fecbaa68212a4b68aeb6e3acd10?s=80&d=identicon",
     "web_url": "https://gitlab.example.com/u/solon.cremin"
   },
-  "due_date": null
+  "due_date": null,
+  "web_url": "http://example.com/example/example/issues/11"
 }
 ```
@@ -607,7 +615,8 @@ Example response:
     "web_url": "https://gitlab.example.com/u/orville"
   },
   "subscribed": false,
-  "due_date": null
+  "due_date": null,
+  "web_url": "http://example.com/example/example/issues/12"
 }
 ```
@@ -693,7 +702,9 @@ Example response:
     "subscribed": true,
     "user_notes_count": 7,
     "upvotes": 0,
-    "downvotes": 0
+    "downvotes": 0,
+    "due_date": null,
+    "web_url": "http://example.com/example/example/issues/110"
   },
   "target_url": "https://gitlab.example.com/gitlab-org/gitlab-ci/issues/10",
   "body": "Vel voluptas atque dicta mollitia adipisci qui at.",

doc/api/merge_requests.md

@@ -70,7 +70,8 @@ Parameters:
     "subscribed" : false,
     "user_notes_count": 1,
     "should_remove_source_branch": true,
-    "force_remove_source_branch": false
+    "force_remove_source_branch": false,
+    "web_url": "http://example.com/example/example/merge_requests/1"
   }
 ]
 ```
@@ -136,7 +137,8 @@ Parameters:
   "subscribed" : true,
   "user_notes_count": 1,
   "should_remove_source_branch": true,
-  "force_remove_source_branch": false
+  "force_remove_source_branch": false,
+  "web_url": "http://example.com/example/example/merge_requests/1"
 }
 ```
@@ -239,6 +241,7 @@ Parameters:
   "user_notes_count": 1,
   "should_remove_source_branch": true,
   "force_remove_source_branch": false,
+  "web_url": "http://example.com/example/example/merge_requests/1",
   "changes": [
     {
     "old_path": "VERSION",
@@ -321,7 +324,8 @@ Parameters:
   "subscribed" : true,
   "user_notes_count": 0,
   "should_remove_source_branch": true,
-  "force_remove_source_branch": false
+  "force_remove_source_branch": false,
+  "web_url": "http://example.com/example/example/merge_requests/1"
 }
 ```
@@ -395,7 +399,8 @@ Parameters:
   "subscribed" : true,
   "user_notes_count": 1,
   "should_remove_source_branch": true,
-  "force_remove_source_branch": false
+  "force_remove_source_branch": false,
+  "web_url": "http://example.com/example/example/merge_requests/1"
 }
 ```
@@ -496,7 +501,8 @@ Parameters:
   "subscribed" : true,
   "user_notes_count": 1,
   "should_remove_source_branch": true,
-  "force_remove_source_branch": false
+  "force_remove_source_branch": false,
+  "web_url": "http://example.com/example/example/merge_requests/1"
 }
 ```
@@ -565,7 +571,8 @@ Parameters:
   "subscribed" : true,
   "user_notes_count": 1,
   "should_remove_source_branch": true,
-  "force_remove_source_branch": false
+  "force_remove_source_branch": false,
+  "web_url": "http://example.com/example/example/merge_requests/1"
 }
 ```
@@ -886,7 +893,8 @@ Example response:
     "subscribed": true,
     "user_notes_count": 7,
     "should_remove_source_branch": true,
-    "force_remove_source_branch": false
+    "force_remove_source_branch": false,
+    "web_url": "http://example.com/example/example/merge_requests/1"
   },
   "target_url": "https://gitlab.example.com/gitlab-org/gitlab-ci/merge_requests/7",
   "body": "Et voluptas laudantium minus nihil recusandae ut accusamus earum aut non.",

doc/api/project_snippets.md

@@ -53,7 +53,8 @@ Parameters:
   },
   "expires_at": null,
   "updated_at": "2012-06-28T10:52:04Z",
-  "created_at": "2012-06-28T10:52:04Z"
+  "created_at": "2012-06-28T10:52:04Z",
+  "web_url": "http://example.com/example/example/snippets/1"
 }
 ```

lib/api/entities.rb

@@ -177,6 +177,10 @@ module API
       # TODO (rspeicher): Deprecated; remove in 9.0
       expose(:expires_at) { |snippet| nil }
+
+      expose :web_url do |snippet, options|
+        Gitlab::UrlBuilder.build(snippet)
+      end
     end
     class ProjectEntity < Grape::Entity
@@ -206,6 +210,10 @@ module API
       expose :user_notes_count
       expose :upvotes, :downvotes
       expose :due_date
+
+      expose :web_url do |issue, options|
+        Gitlab::UrlBuilder.build(issue)
+      end
     end
     class ExternalIssue < Grape::Entity
@@ -229,6 +237,10 @@ module API
       expose :user_notes_count
       expose :should_remove_source_branch?, as: :should_remove_source_branch
       expose :force_remove_source_branch?, as: :force_remove_source_branch
+
+      expose :web_url do |merge_request, options|
+        Gitlab::UrlBuilder.build(merge_request)
+      end
     end
     class MergeRequestChanges < MergeRequest

spec/requests/api/issues_spec.rb

@@ -61,6 +61,7 @@ describe API::API, api: true  do
         expect(response).to have_http_status(200)
         expect(json_response).to be_an Array
         expect(json_response.first['title']).to eq(issue.title)
+        expect(json_response.last).to have_key('web_url')
       end
       it "adds pagination headers and keep query params" do

spec/requests/api/merge_requests_spec.rb

@@ -33,6 +33,7 @@ describe API::API, api: true  do
         expect(json_response).to be_an Array
         expect(json_response.length).to eq(3)
         expect(json_response.last['title']).to eq(merge_request.title)
+        expect(json_response.last).to have_key('web_url')
       end
       it "returns an array of all merge_requests" do

spec/requests/api/project_snippets_spec.rb

@@ -30,6 +30,7 @@ describe API::API, api: true do
       expect(response).to have_http_status(200)
       expect(json_response.size).to eq(3)
       expect(json_response.map{ |snippet| snippet['id']} ).to include(public_snippet.id, internal_snippet.id, private_snippet.id)
+      expect(json_response.last).to have_key('web_url')
     end
     it 'hides private snippets from regular user' do