added more sophisticated import options - still needs testing

1 files changed, 121 insertions, 70 deletions

diff --git a/src/helsinki.at/rhimport/importer.go b/src/helsinki.at/rhimport/importer.go
index 61c2b64..925722e 100644
--- a/src/helsinki.at/rhimport/importer.go
+++ b/src/helsinki.at/rhimport/importer.go
@@ -45,7 +45,7 @@ type ImportContext struct {
 	UserName             string
 	Password             string
 	Trusted              bool
-	ShowId               int
+	ShowId               uint
 	ClearShowCarts       bool
 	GroupName            string
 	Cart                 uint
@@ -144,7 +144,7 @@ func (ctx *ImportContext) getGroupOfCart() error {
 	return nil
 }
 
-func (ctx *ImportContext) getShowInfo() (err error) {
+func (ctx *ImportContext) getShowInfo() (carts []uint, err error) {
 	req := getShowInfoRequest{}
 	req.showid = ctx.ShowId
 	req.response = make(chan getShowInfoResult)
@@ -155,12 +155,11 @@ func (ctx *ImportContext) getShowInfo() (err error) {
 		err = res.err
 		return
 	}
-
-	rhdl.Printf("Show %d:\n", ctx.ShowId)
-	rhdl.Printf("  Title: '%s'\n", res.title)
-	rhdl.Printf("  Normalization Level: %d\n", res.norm_lvl)
-	rhdl.Printf("  Autotrim Level: %d\n", res.trim_lvl)
-	rhdl.Printf("  Carts: %v\n", res.carts)
+	ctx.GroupName = res.group
+	ctx.NormalizationLevel = res.norm_lvl
+	ctx.AutotrimLevel = res.trim_lvl
+	ctx.UseMetaData = true
+	carts = res.carts
 	return
 }
 
@@ -189,6 +188,7 @@ func (ctx *ImportContext) getMusicInfo() (err error) {
 	}
 	ctx.NormalizationLevel = res.norm_lvl
 	ctx.AutotrimLevel = res.trim_lvl
+	ctx.UseMetaData = true
 	return
 }
 
@@ -203,11 +203,11 @@ func (self *ImportResult) fromRDWebResult(rdres *RDWebResult) {
 	self.ResponseCode = rdres.ResponseCode
 	self.ErrorString = rdres.ErrorString
 	if rdres.AudioConvertError != 0 {
-		self.ErrorString += fmt.Sprint(", Audio Convert Error: %d", rdres.AudioConvertError)
+		self.ErrorString += fmt.Sprintf(", Audio Convert Error: %d", rdres.AudioConvertError)
 	}
 }
 
-func add_cart(ctx *ImportContext, result *ImportResult) (err error) {
+func add_cart(ctx *ImportContext, res *ImportResult) (err error) {
 	var b bytes.Buffer
 	w := multipart.NewWriter(&b)
 
@@ -220,7 +220,7 @@ func add_cart(ctx *ImportContext, result *ImportResult) (err error) {
 	if err = w.WriteField("PASSWORD", ctx.Password); err != nil {
 		return
 	}
-	if err = w.WriteField("GRPOUP_NAME", ctx.GroupName); err != nil {
+	if err = w.WriteField("GROUP_NAME", ctx.GroupName); err != nil {
 		return
 	}
 	if err = w.WriteField("TYPE", "audio"); err != nil {
@@ -233,32 +233,32 @@ func add_cart(ctx *ImportContext, result *ImportResult) (err error) {
 	}
 	w.Close()
 
-	var res *http.Response
-	if res, err = send_post_request(ctx.Config.RDXportEndpoint, &b, w.FormDataContentType()); err != nil {
+	var resp *http.Response
+	if resp, err = send_post_request(ctx.Config.RDXportEndpoint, &b, w.FormDataContentType()); err != nil {
 		return
 	}
-	defer res.Body.Close()
+	defer resp.Body.Close()
 
-	if res.StatusCode != http.StatusOK {
+	if resp.StatusCode != http.StatusOK {
 		var rdres *RDWebResult
-		if rdres, err = NewRDWebResultFromXML(res.Body); err != nil {
+		if rdres, err = NewRDWebResultFromXML(resp.Body); err != nil {
 			return
 		}
-		result.fromRDWebResult(rdres)
+		res.fromRDWebResult(rdres)
 		return
 	}
 	var cartadd *RDCartAdd
-	if cartadd, err = NewRDCartAddFromXML(res.Body); err != nil {
+	if cartadd, err = NewRDCartAddFromXML(resp.Body); err != nil {
 		return
 	}
-	result.ResponseCode = res.StatusCode
-	result.ErrorString = "OK"
-	result.Cart = cartadd.Carts[0].Number
-	ctx.Cart = result.Cart
+	res.ResponseCode = resp.StatusCode
+	res.ErrorString = "OK"
+	res.Cart = cartadd.Carts[0].Number
+	ctx.Cart = res.Cart
 	return
 }
 
-func add_cut(ctx *ImportContext, result *ImportResult) (err error) {
+func add_cut(ctx *ImportContext, res *ImportResult) (err error) {
 	var b bytes.Buffer
 	w := multipart.NewWriter(&b)
 
@@ -276,32 +276,32 @@ func add_cut(ctx *ImportContext, result *ImportResult) (err error) {
 	}
 	w.Close()
 
-	var res *http.Response
-	if res, err = send_post_request(ctx.Config.RDXportEndpoint, &b, w.FormDataContentType()); err != nil {
+	var resp *http.Response
+	if resp, err = send_post_request(ctx.Config.RDXportEndpoint, &b, w.FormDataContentType()); err != nil {
 		return
 	}
-	defer res.Body.Close()
+	defer resp.Body.Close()
 
-	if res.StatusCode != http.StatusOK {
+	if resp.StatusCode != http.StatusOK {
 		var rdres *RDWebResult
-		if rdres, err = NewRDWebResultFromXML(res.Body); err != nil {
+		if rdres, err = NewRDWebResultFromXML(resp.Body); err != nil {
 			return
 		}
-		result.fromRDWebResult(rdres)
+		res.fromRDWebResult(rdres)
 		return
 	}
 	var cutadd *RDCutAdd
-	if cutadd, err = NewRDCutAddFromXML(res.Body); err != nil {
+	if cutadd, err = NewRDCutAddFromXML(resp.Body); err != nil {
 		return
 	}
-	result.ResponseCode = res.StatusCode
-	result.ErrorString = "OK"
-	result.Cut = cutadd.Cuts[0].Number
+	res.ResponseCode = resp.StatusCode
+	res.ErrorString = "OK"
+	res.Cut = cutadd.Cuts[0].Number
 	ctx.Cut = cutadd.Cuts[0].Number
 	return
 }
 
-func remove_cart(ctx *ImportContext, result *ImportResult) (err error) {
+func remove_cart(ctx *ImportContext, res *ImportResult) (err error) {
 	var b bytes.Buffer
 	w := multipart.NewWriter(&b)
 
@@ -319,17 +319,17 @@ func remove_cart(ctx *ImportContext, result *ImportResult) (err error) {
 	}
 	w.Close()
 
-	var res *http.Response
-	if res, err = send_post_request(ctx.Config.RDXportEndpoint, &b, w.FormDataContentType()); err != nil {
+	var resp *http.Response
+	if resp, err = send_post_request(ctx.Config.RDXportEndpoint, &b, w.FormDataContentType()); err != nil {
 		return
 	}
-	defer res.Body.Close()
+	defer resp.Body.Close()
 
 	var rdres *RDWebResult
-	if rdres, err = NewRDWebResultFromXML(res.Body); err != nil {
+	if rdres, err = NewRDWebResultFromXML(resp.Body); err != nil {
 		return
 	}
-	result.fromRDWebResult(rdres)
+	res.fromRDWebResult(rdres)
 	return
 }
 
@@ -438,6 +438,61 @@ func import_audio(ctx *ImportContext, result *ImportResult) (err error) {
 	return
 }
 
+func remove_add_cart_cut(ctx *ImportContext, res *ImportResult) (err error) {
+	if err = remove_cart(ctx, res); err != nil || (res.ResponseCode != http.StatusOK && res.ResponseCode != http.StatusNotFound) {
+		return
+	}
+	if err = add_cart(ctx, res); err != nil || res.ResponseCode != http.StatusOK {
+		return
+	}
+	return add_cut(ctx, res)
+}
+
+func is_cart_member_of_show(ctx *ImportContext, res *ImportResult, carts []uint) (found bool) {
+	if ctx.Cart == 0 {
+		return true
+	}
+	for _, cart := range carts {
+		if cart == ctx.Cart {
+			return true
+		}
+	}
+	res.ResponseCode = http.StatusBadRequest
+	res.ErrorString = fmt.Sprintf("Requested cart %d is not a member of show: %d", ctx.Cart, ctx.ShowId)
+	return false
+}
+
+func clear_show_carts(ctx *ImportContext, res *ImportResult, carts []uint) (err error) {
+	if ctx.ClearShowCarts {
+		orig_cart := ctx.Cart
+		for _, cart := range carts {
+			ctx.Cart = cart
+			if err = remove_cart(ctx, res); err != nil || (res.ResponseCode != http.StatusOK && res.ResponseCode != http.StatusNotFound) {
+				return
+			}
+		}
+		ctx.Cart = orig_cart
+	}
+	return
+}
+
+func add_show_cart_cut(ctx *ImportContext, res *ImportResult, carts []uint) (err error) {
+	if err = add_cart(ctx, res); err != nil || res.ResponseCode != http.StatusOK {
+		return
+	}
+	for _, cart := range carts {
+		if cart == ctx.Cart {
+			return add_cut(ctx, res)
+		}
+	}
+	if err = remove_cart(ctx, res); err != nil || res.ResponseCode != http.StatusOK {
+		return
+	}
+	res.ResponseCode = http.StatusForbidden
+	res.ErrorString = fmt.Sprintf("Show %d has no free carts left", ctx.ShowId)
+	return
+}
+
 func cleanup_files(ctx *ImportContext) {
 	if ctx.DeleteSourceFile {
 		rhdl.Printf("importer: removing file: %s", ctx.SourceFile)
@@ -457,7 +512,6 @@ func cleanup_files(ctx *ImportContext) {
 }
 
 func ImportFile(ctx *ImportContext) (res *ImportResult, err error) {
-	rhl.Println("ImportFile called for", ctx.SourceFile)
 	defer cleanup_files(ctx)
 
 	if ctx.ProgressCallBack != nil {
@@ -470,32 +524,35 @@ func ImportFile(ctx *ImportContext) (res *ImportResult, err error) {
 		}
 	}
 
-	res = &ImportResult{}
+	res = &ImportResult{ResponseCode: http.StatusOK}
 	if ctx.ShowId != 0 {
-		res.ResponseCode = 500
-		res.ErrorString = "Importing to shows using the show-id is not yet implemented"
-		// TODO: fetch info from dropboxes (cartlist, groupname, import-params)
-		//     - if (ctx.Cart not in cartlist) -> Error
-		//     - if (ClearShowCarts == true): foreach(cart in cartlist): remove_cart(cart) [200 || 404 -> OK]
-		//     - add_cart(ctx, res) [200 -> OK]
-		//     - add_cut(ctx, res) [200 -> OK]
-		return
+		var show_carts []uint
+		if show_carts, err = ctx.getShowInfo(); err != nil {
+			return
+		}
+		if !is_cart_member_of_show(ctx, res, show_carts) {
+			return
+		}
+		if err = clear_show_carts(ctx, res, show_carts); err != nil || (res.ResponseCode != http.StatusOK && res.ResponseCode != http.StatusNotFound) {
+			return
+		}
+		if err = add_show_cart_cut(ctx, res, show_carts); err != nil || res.ResponseCode != http.StatusOK {
+			return
+		}
 	} else if ctx.GroupName != "" {
-		res.ResponseCode = 500
-		res.ErrorString = "Importing to music pools is not yet implemented"
-		// TODO: fetch info from dropboxes (import-params)
-		//     - add_cart(ctx, res) [200 -> OK]
-		//     - add_cut(ctx, res) [200 -> OK]
-		return
-	} else if ctx.Cart != 0 && ctx.Cut == 0 {
-		res.ResponseCode = 500
-		res.ErrorString = "Importing to a Cart which might not exist is not yet implemented"
-		// TODO: (everything except Cut, GroupName and ShowId must be in context)
-		//     - ctx.getGroupOfCart(ctx.Cart)
-		//     - remove_cart(ctx, res) [200 || 404 -> OK]
-		//     - add_cart(ctx, res) [200 -> OK]
-		//     - add_cut(ctx, res) [200 -> OK]
-		return
+		if err = ctx.getMusicInfo(); err != nil {
+			return
+		}
+		if err = remove_add_cart_cut(ctx, res); err != nil || res.ResponseCode != http.StatusOK {
+			return
+		}
+	} else if ctx.Cart != 0 && ctx.Cut == 0 { // TODO: we should add a DeleteCart option...
+		if err = ctx.getGroupOfCart(); err != nil {
+			return
+		}
+		if err = remove_add_cart_cut(ctx, res); err != nil || res.ResponseCode != http.StatusOK {
+			return
+		}
 	}
 
 	if ctx.Cart != 0 && ctx.Cut != 0 {
@@ -510,11 +567,5 @@ func ImportFile(ctx *ImportContext) (res *ImportResult, err error) {
 	}
 
 	rhdl.Printf("ImportResult: %+v\n", res)
-
-	if res.ResponseCode == http.StatusOK {
-		rhl.Println("ImportFile succesfully imported", ctx.SourceFile)
-	} else {
-		rhl.Println("ImportFile import of", ctx.SourceFile, "was unsuccesful")
-	}
 	return
 }