1 files changed, 185 insertions, 0 deletions
diff --git a/modules/webhook/general.go b/modules/webhook/general.go
new file mode 100644
index 0000000000..28c3b2730d
--- /dev/null
+++ b/modules/webhook/general.go
@@ -0,0 +1,185 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package webhook
+
+import (
+	"fmt"
+	"html"
+	"strings"
+
+	"code.gitea.io/gitea/modules/setting"
+	api "code.gitea.io/gitea/modules/structs"
+)
+
+type linkFormatter = func(string, string) string
+
+// noneLinkFormatter does not create a link but just returns the text
+func noneLinkFormatter(url string, text string) string {
+	return text
+}
+
+// htmlLinkFormatter creates a HTML link
+func htmlLinkFormatter(url string, text string) string {
+	return fmt.Sprintf(`<a href="%s">%s</a>`, url, html.EscapeString(text))
+}
+
+func getIssuesPayloadInfo(p *api.IssuePayload, linkFormatter linkFormatter) (string, string, string, int) {
+	senderLink := linkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
+	repoLink := linkFormatter(p.Repository.HTMLURL, p.Repository.FullName)
+	issueTitle := fmt.Sprintf("#%d %s", p.Index, p.Issue.Title)
+	titleLink := linkFormatter(fmt.Sprintf("%s/issues/%d", p.Repository.HTMLURL, p.Index), issueTitle)
+	var text string
+	color := yellowColor
+
+	switch p.Action {
+	case api.HookIssueOpened:
+		text = fmt.Sprintf("[%s] Issue opened: %s by %s", repoLink, titleLink, senderLink)
+		color = orangeColor
+	case api.HookIssueClosed:
+		text = fmt.Sprintf("[%s] Issue closed: %s by %s", repoLink, titleLink, senderLink)
+		color = redColor
+	case api.HookIssueReOpened:
+		text = fmt.Sprintf("[%s] Issue re-opened: %s by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueEdited:
+		text = fmt.Sprintf("[%s] Issue edited: %s by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueAssigned:
+		text = fmt.Sprintf("[%s] Issue assigned to %s: %s by %s", repoLink,
+			linkFormatter(setting.AppURL+p.Issue.Assignee.UserName, p.Issue.Assignee.UserName),
+			titleLink, senderLink)
+		color = greenColor
+	case api.HookIssueUnassigned:
+		text = fmt.Sprintf("[%s] Issue unassigned: %s by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueLabelUpdated:
+		text = fmt.Sprintf("[%s] Issue labels updated: %s by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueLabelCleared:
+		text = fmt.Sprintf("[%s] Issue labels cleared: %s by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueSynchronized:
+		text = fmt.Sprintf("[%s] Issue synchronized: %s by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueMilestoned:
+		mileStoneLink := fmt.Sprintf("%s/milestone/%d", p.Repository.HTMLURL, p.Issue.Milestone.ID)
+		text = fmt.Sprintf("[%s] Issue milestoned to %s: %s by %s", repoLink,
+			linkFormatter(mileStoneLink, p.Issue.Milestone.Title), titleLink, senderLink)
+	case api.HookIssueDemilestoned:
+		text = fmt.Sprintf("[%s] Issue milestone cleared: %s by %s", repoLink, titleLink, senderLink)
+	}
+
+	var attachmentText string
+	if p.Action == api.HookIssueOpened || p.Action == api.HookIssueEdited {
+		attachmentText = p.Issue.Body
+	}
+
+	return text, issueTitle, attachmentText, color
+}
+
+func getPullRequestPayloadInfo(p *api.PullRequestPayload, linkFormatter linkFormatter) (string, string, string, int) {
+	senderLink := linkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
+	repoLink := linkFormatter(p.Repository.HTMLURL, p.Repository.FullName)
+	issueTitle := fmt.Sprintf("#%d %s", p.Index, p.PullRequest.Title)
+	titleLink := linkFormatter(p.PullRequest.URL, issueTitle)
+	var text string
+	color := yellowColor
+
+	switch p.Action {
+	case api.HookIssueOpened:
+		text = fmt.Sprintf("[%s] Pull request %s opened by %s", repoLink, titleLink, senderLink)
+		color = greenColor
+	case api.HookIssueClosed:
+		if p.PullRequest.HasMerged {
+			text = fmt.Sprintf("[%s] Pull request %s merged by %s", repoLink, titleLink, senderLink)
+			color = purpleColor
+		} else {
+			text = fmt.Sprintf("[%s] Pull request %s closed by %s", repoLink, titleLink, senderLink)
+			color = redColor
+		}
+	case api.HookIssueReOpened:
+		text = fmt.Sprintf("[%s] Pull request %s re-opened by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueEdited:
+		text = fmt.Sprintf("[%s] Pull request %s edited by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueAssigned:
+		list := make([]string, len(p.PullRequest.Assignees))
+		for i, user := range p.PullRequest.Assignees {
+			list[i] = linkFormatter(setting.AppURL+user.UserName, user.UserName)
+		}
+		text = fmt.Sprintf("[%s] Pull request %s assigned to %s by %s", repoLink,
+			strings.Join(list, ", "),
+			titleLink, senderLink)
+		color = greenColor
+	case api.HookIssueUnassigned:
+		text = fmt.Sprintf("[%s] Pull request %s unassigned by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueLabelUpdated:
+		text = fmt.Sprintf("[%s] Pull request %s labels updated by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueLabelCleared:
+		text = fmt.Sprintf("[%s] Pull request %s labels cleared by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueSynchronized:
+		text = fmt.Sprintf("[%s] Pull request %s synchronized by %s", repoLink, titleLink, senderLink)
+	case api.HookIssueMilestoned:
+		mileStoneLink := fmt.Sprintf("%s/milestone/%d", p.Repository.HTMLURL, p.PullRequest.Milestone.ID)
+		text = fmt.Sprintf("[%s] Pull request %s milestoned to %s by %s", repoLink,
+			linkFormatter(mileStoneLink, p.PullRequest.Milestone.Title), titleLink, senderLink)
+	case api.HookIssueDemilestoned:
+		text = fmt.Sprintf("[%s] Pull request %s milestone cleared by %s", repoLink, titleLink, senderLink)
+	}
+
+	var attachmentText string
+	if p.Action == api.HookIssueOpened || p.Action == api.HookIssueEdited {
+		attachmentText = p.PullRequest.Body
+	}
+
+	return text, issueTitle, attachmentText, color
+}
+
+func getReleasePayloadInfo(p *api.ReleasePayload, linkFormatter linkFormatter) (text string, color int) {
+	senderLink := linkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
+	repoLink := linkFormatter(p.Repository.HTMLURL, p.Repository.FullName)
+	refLink := linkFormatter(p.Repository.HTMLURL+"/src/"+p.Release.TagName, p.Release.TagName)
+
+	switch p.Action {
+	case api.HookReleasePublished:
+		text = fmt.Sprintf("[%s] Release %s created by %s", repoLink, refLink, senderLink)
+		color = greenColor
+	case api.HookReleaseUpdated:
+		text = fmt.Sprintf("[%s] Release %s updated by %s", repoLink, refLink, senderLink)
+		color = yellowColor
+	case api.HookReleaseDeleted:
+		text = fmt.Sprintf("[%s] Release %s deleted by %s", repoLink, refLink, senderLink)
+		color = redColor
+	}
+
+	return text, color
+}
+
+func getIssueCommentPayloadInfo(p *api.IssueCommentPayload, linkFormatter linkFormatter) (string, string, int) {
+	senderLink := linkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
+	repoLink := linkFormatter(p.Repository.HTMLURL, p.Repository.FullName)
+	issueTitle := fmt.Sprintf("#%d %s", p.Issue.Index, p.Issue.Title)
+
+	var text, typ, titleLink string
+	color := yellowColor
+
+	if p.IsPull {
+		typ = "pull request"
+		titleLink = linkFormatter(p.Comment.PRURL, issueTitle)
+	} else {
+		typ = "issue"
+		titleLink = linkFormatter(p.Comment.IssueURL, issueTitle)
+	}
+
+	switch p.Action {
+	case api.HookIssueCommentCreated:
+		text = fmt.Sprintf("[%s] New comment on %s %s by %s", repoLink, typ, titleLink, senderLink)
+		if p.IsPull {
+			color = greenColorLight
+		} else {
+			color = orangeColorLight
+		}
+	case api.HookIssueCommentEdited:
+		text = fmt.Sprintf("[%s] Comment on %s %s edited by %s", repoLink, typ, titleLink, senderLink)
+	case api.HookIssueCommentDeleted:
+		text = fmt.Sprintf("[%s] Comment on %s %s deleted by %s", repoLink, typ, titleLink, senderLink)
+		color = redColor
+	}
+
+	return text, issueTitle, color
+}