auth: add new authentication source: GitHub, including GitHub Enterprise (#5340)

* Add new Authentication Source: GitHub, including GitHub Enterprise.

* Add vendor dependencies.

1 files changed, 270 insertions, 0 deletions

diff --git a/vendor/github.com/google/go-github/github/issues_labels.go b/vendor/github.com/google/go-github/github/issues_labels.go
new file mode 100644
index 00000000..4328997b
--- /dev/null
+++ b/vendor/github.com/google/go-github/github/issues_labels.go
@@ -0,0 +1,270 @@
+// Copyright 2013 The go-github AUTHORS. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package github
+
+import (
+	"context"
+	"fmt"
+	"strings"
+)
+
+// Label represents a GitHub label on an Issue
+type Label struct {
+	ID          *int64  `json:"id,omitempty"`
+	URL         *string `json:"url,omitempty"`
+	Name        *string `json:"name,omitempty"`
+	Color       *string `json:"color,omitempty"`
+	Description *string `json:"description,omitempty"`
+	Default     *bool   `json:"default,omitempty"`
+	NodeID      *string `json:"node_id,omitempty"`
+}
+
+func (l Label) String() string {
+	return Stringify(l)
+}
+
+// ListLabels lists all labels for a repository.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#list-all-labels-for-this-repository
+func (s *IssuesService) ListLabels(ctx context.Context, owner string, repo string, opt *ListOptions) ([]*Label, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/labels", owner, repo)
+	u, err := addOptions(u, opt)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	acceptHeaders := []string{mediaTypeGraphQLNodeIDPreview, mediaTypeLabelDescriptionSearchPreview}
+	req.Header.Set("Accept", strings.Join(acceptHeaders, ", "))
+
+	var labels []*Label
+	resp, err := s.client.Do(ctx, req, &labels)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return labels, resp, nil
+}
+
+// GetLabel gets a single label.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#get-a-single-label
+func (s *IssuesService) GetLabel(ctx context.Context, owner string, repo string, name string) (*Label, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/labels/%v", owner, repo, name)
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	acceptHeaders := []string{mediaTypeGraphQLNodeIDPreview, mediaTypeLabelDescriptionSearchPreview}
+	req.Header.Set("Accept", strings.Join(acceptHeaders, ", "))
+
+	label := new(Label)
+	resp, err := s.client.Do(ctx, req, label)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return label, resp, nil
+}
+
+// CreateLabel creates a new label on the specified repository.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#create-a-label
+func (s *IssuesService) CreateLabel(ctx context.Context, owner string, repo string, label *Label) (*Label, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/labels", owner, repo)
+	req, err := s.client.NewRequest("POST", u, label)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	acceptHeaders := []string{mediaTypeGraphQLNodeIDPreview, mediaTypeLabelDescriptionSearchPreview}
+	req.Header.Set("Accept", strings.Join(acceptHeaders, ", "))
+
+	l := new(Label)
+	resp, err := s.client.Do(ctx, req, l)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return l, resp, nil
+}
+
+// EditLabel edits a label.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#update-a-label
+func (s *IssuesService) EditLabel(ctx context.Context, owner string, repo string, name string, label *Label) (*Label, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/labels/%v", owner, repo, name)
+	req, err := s.client.NewRequest("PATCH", u, label)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	acceptHeaders := []string{mediaTypeGraphQLNodeIDPreview, mediaTypeLabelDescriptionSearchPreview}
+	req.Header.Set("Accept", strings.Join(acceptHeaders, ", "))
+
+	l := new(Label)
+	resp, err := s.client.Do(ctx, req, l)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return l, resp, nil
+}
+
+// DeleteLabel deletes a label.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#delete-a-label
+func (s *IssuesService) DeleteLabel(ctx context.Context, owner string, repo string, name string) (*Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/labels/%v", owner, repo, name)
+	req, err := s.client.NewRequest("DELETE", u, nil)
+	if err != nil {
+		return nil, err
+	}
+	return s.client.Do(ctx, req, nil)
+}
+
+// ListLabelsByIssue lists all labels for an issue.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#list-labels-on-an-issue
+func (s *IssuesService) ListLabelsByIssue(ctx context.Context, owner string, repo string, number int, opt *ListOptions) ([]*Label, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/issues/%d/labels", owner, repo, number)
+	u, err := addOptions(u, opt)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	acceptHeaders := []string{mediaTypeGraphQLNodeIDPreview, mediaTypeLabelDescriptionSearchPreview}
+	req.Header.Set("Accept", strings.Join(acceptHeaders, ", "))
+
+	var labels []*Label
+	resp, err := s.client.Do(ctx, req, &labels)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return labels, resp, nil
+}
+
+// AddLabelsToIssue adds labels to an issue.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#add-labels-to-an-issue
+func (s *IssuesService) AddLabelsToIssue(ctx context.Context, owner string, repo string, number int, labels []string) ([]*Label, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/issues/%d/labels", owner, repo, number)
+	req, err := s.client.NewRequest("POST", u, labels)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	acceptHeaders := []string{mediaTypeGraphQLNodeIDPreview, mediaTypeLabelDescriptionSearchPreview}
+	req.Header.Set("Accept", strings.Join(acceptHeaders, ", "))
+
+	var l []*Label
+	resp, err := s.client.Do(ctx, req, &l)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return l, resp, nil
+}
+
+// RemoveLabelForIssue removes a label for an issue.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#remove-a-label-from-an-issue
+func (s *IssuesService) RemoveLabelForIssue(ctx context.Context, owner string, repo string, number int, label string) (*Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/issues/%d/labels/%v", owner, repo, number, label)
+	req, err := s.client.NewRequest("DELETE", u, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	req.Header.Set("Accept", mediaTypeLabelDescriptionSearchPreview)
+
+	return s.client.Do(ctx, req, nil)
+}
+
+// ReplaceLabelsForIssue replaces all labels for an issue.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#replace-all-labels-for-an-issue
+func (s *IssuesService) ReplaceLabelsForIssue(ctx context.Context, owner string, repo string, number int, labels []string) ([]*Label, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/issues/%d/labels", owner, repo, number)
+	req, err := s.client.NewRequest("PUT", u, labels)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	acceptHeaders := []string{mediaTypeGraphQLNodeIDPreview, mediaTypeLabelDescriptionSearchPreview}
+	req.Header.Set("Accept", strings.Join(acceptHeaders, ", "))
+
+	var l []*Label
+	resp, err := s.client.Do(ctx, req, &l)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return l, resp, nil
+}
+
+// RemoveLabelsForIssue removes all labels for an issue.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#remove-all-labels-from-an-issue
+func (s *IssuesService) RemoveLabelsForIssue(ctx context.Context, owner string, repo string, number int) (*Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/issues/%d/labels", owner, repo, number)
+	req, err := s.client.NewRequest("DELETE", u, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	req.Header.Set("Accept", mediaTypeLabelDescriptionSearchPreview)
+
+	return s.client.Do(ctx, req, nil)
+}
+
+// ListLabelsForMilestone lists labels for every issue in a milestone.
+//
+// GitHub API docs: https://developer.github.com/v3/issues/labels/#get-labels-for-every-issue-in-a-milestone
+func (s *IssuesService) ListLabelsForMilestone(ctx context.Context, owner string, repo string, number int, opt *ListOptions) ([]*Label, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/milestones/%d/labels", owner, repo, number)
+	u, err := addOptions(u, opt)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// TODO: remove custom Accept header when this API fully launches.
+	acceptHeaders := []string{mediaTypeGraphQLNodeIDPreview, mediaTypeLabelDescriptionSearchPreview}
+	req.Header.Set("Accept", strings.Join(acceptHeaders, ", "))
+
+	var labels []*Label
+	resp, err := s.client.Do(ctx, req, &labels)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return labels, resp, nil
+}