Merge pull request #16 from kovetskiy/skip-ancestry-improve-dry-run

do not require full ancestry, improve dry-run mode

.gitignore

@@ -1 +1,2 @@
 /mark
+/docker

Dockerfile

@@ -1,13 +1,13 @@
 FROM golang:latest
-ENV GOPATH="/go/"
-WORKDIR /go/src/mark
+ENV GOPATH="/go"
+WORKDIR /go/src/github.com/kovetskiy/mark
 COPY / .
 RUN make get
 RUN make build
 
 FROM alpine:latest
 RUN apk --no-cache add ca-certificates bash
-COPY --from=0 /go/src/mark/mark /bin/
+COPY --from=0 /go/src/github.com/kovetskiy/mark/mark /bin/
 RUN mkdir -p /docs
 WORKDIR /docs
 ENTRYPOINT ["/bin/mark"]

Taskfile.yml

@@ -0,0 +1,14 @@
+version: '2'
+
+vars:
+  pwd:
+    sh: pwd
+
+tasks:
+  confluence:
+    cmds:
+      - docker run -v {{ .pwd }}/docker:/var/atlassian/application-data/confluence
+          --name="confluence"
+          -p 8090:8090
+          -p 8091:8091
+          atlassian/confluence-server

main.go

@@ -6,7 +6,6 @@ import (
 	"io/ioutil"
 	"os"
 	"path/filepath"
-	"strings"
 
 	"github.com/kovetskiy/godocs"
 	"github.com/kovetskiy/mark/pkg/confluence"
@@ -123,7 +122,8 @@ Options:
   -f <file>            Use specified markdown file for converting to html.
   -k                   Lock page editing to current user only to prevent accidental
                         manual edits over Confluence Web UI.
-  --dry-run            Show resulting HTML and don't update Confluence page content.
+  --dry-run            Resolve page and ancestry, show resulting HTML and exit.
+  --compile-only       Show resulting HTML and don't update Confluence page content.
   --debug              Enable debug logs.
   --trace              Enable trace logs.
   -h --help            Show this screen and call 911.
@@ -139,6 +139,7 @@ func main() {
 
 	var (
 		targetFile, _ = args["-f"].(string)
+		compileOnly   = args["--compile-only"].(bool)
 		dryRun        = args["--dry-run"].(bool)
 		editLock      = args["-k"].(bool)
 	)
@@ -205,6 +206,15 @@ func main() {
 	}
 
 	if dryRun {
+		compileOnly = true
+
+		_, _, err := mark.ResolvePage(dryRun, api, meta)
+		if err != nil {
+			log.Fatalf(err, "unable to resolve page location")
+		}
+	}
+
+	if compileOnly {
 		fmt.Println(mark.CompileMarkdown(markdown, stdlib))
 		os.Exit(0)
 	}
@@ -229,14 +239,25 @@ func main() {
 	var target *confluence.PageInfo
 
 	if meta != nil {
-		page, err := resolvePage(api, meta)
+		parent, page, err := mark.ResolvePage(dryRun, api, meta)
 		if err != nil {
 			log.Fatalf(
 				karma.Describe("title", meta.Title).Reason(err),
 				"unable to resolve page",
 			)
 		}
 
+		if page == nil {
+			page, err = api.CreatePage(meta.Space, parent, meta.Title, ``)
+			if err != nil {
+				log.Fatalf(
+					err,
+					"can't create page %q",
+					meta.Title,
+				)
+			}
+		}
+
 		target = page
 	} else {
 		if creds.PageID == "" {
@@ -307,94 +328,4 @@ func main() {
 		"page successfully updated: %s\n",
 		creds.BaseURL+target.Links.Full,
 	)
-
-}
-
-func resolvePage(
-	api *confluence.API,
-	meta *mark.Meta,
-) (*confluence.PageInfo, error) {
-	page, err := api.FindPage(meta.Space, meta.Title)
-	if err != nil {
-		return nil, karma.Format(
-			err,
-			"error during finding page %q",
-			meta.Title,
-		)
-	}
-
-	ancestry := meta.Parents
-	if page != nil {
-		ancestry = append(ancestry, page.Title)
-	}
-
-	if len(ancestry) > 0 {
-		page, err := mark.ValidateAncestry(
-			api,
-			meta.Space,
-			ancestry,
-		)
-		if err != nil {
-			return nil, err
-		}
-
-		if page == nil {
-			log.Warningf(
-				nil,
-				"page %q is not found ",
-				meta.Parents[len(ancestry)-1],
-			)
-		}
-
-		path := meta.Parents
-		path = append(path, meta.Title)
-
-		log.Debugf(
-			nil,
-			"resolving page path: ??? > %s",
-			strings.Join(path, ` > `),
-		)
-	}
-
-	parent, err := mark.EnsureAncestry(
-		api,
-		meta.Space,
-		meta.Parents,
-	)
-	if err != nil {
-		return nil, karma.Format(
-			err,
-			"can't create ancestry tree: %s",
-			strings.Join(meta.Parents, ` > `),
-		)
-	}
-
-	titles := []string{}
-	for _, page := range parent.Ancestors {
-		titles = append(titles, page.Title)
-	}
-
-	titles = append(titles, parent.Title)
-
-	log.Infof(
-		nil,
-		"page will be stored under path: %s > %s",
-		strings.Join(titles, ` > `),
-		meta.Title,
-	)
-
-	if page == nil {
-		page, err := api.CreatePage(meta.Space, parent, meta.Title, ``)
-		if err != nil {
-			return nil, karma.Format(
-				err,
-				"can't create page %q",
-				meta.Title,
-			)
-		}
-
-		return page, nil
-	}
-
-	return page, nil
 }

pkg/mark/ancestry.go

@@ -10,6 +10,7 @@ import (
 )
 
 func EnsureAncestry(
+	dryRun bool,
 	api *confluence.API,
 	space string,
 	ancestry []string,
@@ -57,23 +58,33 @@ func EnsureAncestry(
 	}
 
 	log.Debugf(
-		nil, 
+		nil,
 		"empty pages under %q to be created: %s",
 		parent.Title,
 		strings.Join(rest, ` > `),
 	)
 
-	for _, title := range rest {
-		page, err := api.CreatePage(space, parent, title, ``)
-		if err != nil {
-			return nil, karma.Format(
-				err,
-				`error during creating parent page with title %q`,
-				title,
-			)
+	if !dryRun {
+		for _, title := range rest {
+			page, err := api.CreatePage(space, parent, title, ``)
+			if err != nil {
+				return nil, karma.Format(
+					err,
+					`error during creating parent page with title %q`,
+					title,
+				)
+			}
+
+			parent = page
 		}
-
-		parent = page
+	} else {
+		log.Infof(
+			nil,
+			"skipping page creation due to enabled dry-run mode, "+
+				"need to create %d pages: %v",
+			len(rest),
+			rest,
+		)
 	}
 
 	return parent, nil
@@ -105,16 +116,30 @@ func ValidateAncestry(
 		)
 	}
 
-	// skipping root article title
-	for i, ancestor := range page.Ancestors[1:len(ancestry)] {
-		if ancestor.Title != ancestry[i] {
-			return nil, fmt.Errorf(
-				"broken ancestry tree; expected tree: %s; "+
-					"encountered %q at position of %q",
-				strings.Join(ancestry, ` > `),
-				ancestor.Title,
-				ancestry[i],
-			)
+	for _, parent := range ancestry[:len(ancestry)-1] {
+		found := false
+
+		// skipping root article title
+		for _, ancestor := range page.Ancestors[1:] {
+			if ancestor.Title == parent {
+				found = true
+				break
+			}
+		}
+
+		if !found {
+			list := []string{}
+
+			for _, ancestor := range page.Ancestors[1:] {
+				list = append(list, ancestor.Title)
+			}
+
+			return nil, karma.Describe("expected parent", parent).
+				Describe("list", strings.Join(list, "; ")).
+				Format(
+					nil,
+					"unexpected ancestry tree, did not find expected parent page in the tree",
+				)
 		}
 	}
 

pkg/mark/mark.go

@@ -9,12 +9,13 @@ import (
 )
 
 func ResolvePage(
+	dryRun bool,
 	api *confluence.API,
 	meta *Meta,
-) (*confluence.PageInfo, error) {
+) (*confluence.PageInfo, *confluence.PageInfo, error) {
 	page, err := api.FindPage(meta.Space, meta.Title)
 	if err != nil {
-		return nil, karma.Format(
+		return nil, nil, karma.Format(
 			err,
 			"error while finding page %q",
 			meta.Title,
@@ -33,7 +34,7 @@ func ResolvePage(
 			ancestry,
 		)
 		if err != nil {
-			return nil, err
+			return nil, nil, err
 		}
 
 		if page == nil {
@@ -55,12 +56,13 @@ func ResolvePage(
 	}
 
 	parent, err := EnsureAncestry(
+		dryRun,
 		api,
 		meta.Space,
 		meta.Parents,
 	)
 	if err != nil {
-		return nil, karma.Format(
+		return nil, nil, karma.Format(
 			err,
 			"can't create ancestry tree: %s",
 			strings.Join(meta.Parents, ` > `),
@@ -81,5 +83,5 @@ func ResolvePage(
 		meta.Title,
 	)
 
-	return page, nil
+	return parent, page, nil
 }