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Diffstat (limited to 'output/layout.go')
-rw-r--r-- | output/layout.go | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/output/layout.go b/output/layout.go new file mode 100644 index 000000000..7646caf48 --- /dev/null +++ b/output/layout.go @@ -0,0 +1,85 @@ +// Copyright 2017-present The Hugo Authors. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package output + +import ( + "fmt" + "path" + "strings" +) + +type LayoutIdentifier interface { + PageType() string + PageSection() string // TODO(bep) name + PageKind() string + PageLayout() string +} + +// Layout calculates the layout template to use to render a given output type. +// TODO(bep) output improve names +type Layout struct { +} + +// TODO(bep) output theme layouts +var ( + layoutsHome = "index.html _default/list.html" + layoutsSection = "section/SECTION.html SECTION/list.html _default/section.html _default/list.html indexes/SECTION.html _default/indexes.html" + layoutTaxonomy = "taxonomy/SECTION.html indexes/SECTION.html _default/taxonomy.html _default/list.html" + layoutTaxonomyTerm = "taxonomy/SECTION.terms.html _default/terms.html indexes/indexes.html" +) + +func (l *Layout) For(id LayoutIdentifier, tp Type) []string { + var layouts []string + + switch id.PageKind() { + // TODO(bep) move the Kind constants some common place. + case "home": + layouts = strings.Fields(layoutsHome) + case "section": + layouts = strings.Fields(strings.Replace(layoutsSection, "SECTION", id.PageSection(), -1)) + case "taxonomy": + layouts = strings.Fields(strings.Replace(layoutTaxonomy, "SECTION", id.PageSection(), -1)) + case "taxonomyTerm": + layouts = strings.Fields(strings.Replace(layoutTaxonomyTerm, "SECTION", id.PageSection(), -1)) + case "page": + layouts = regularPageLayouts(id.PageType(), id.PageLayout()) + } + + for _, l := range layouts { + layouts = append(layouts, "theme/"+l) + } + + return layouts +} + +func regularPageLayouts(types string, layout string) (layouts []string) { + if layout == "" { + layout = "single" + } + + if types != "" { + t := strings.Split(types, "/") + + // Add type/layout.html + for i := range t { + search := t[:len(t)-i] + layouts = append(layouts, fmt.Sprintf("%s/%s.html", strings.ToLower(path.Join(search...)), layout)) + } + } + + // Add _default/layout.html + layouts = append(layouts, fmt.Sprintf("_default/%s.html", layout)) + + return +} |