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185 lines
7.7 KiB
Markdown
185 lines
7.7 KiB
Markdown
---
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title: Page bundles
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description: Content organization using Page Bundles
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keywords: [page, bundle, leaf, branch]
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categories: [content management]
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menu :
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docs:
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parent: content-management
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weight: 30
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toc: true
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weight: 30
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---
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Page Bundles are a way to group [Page Resources](/content-management/page-resources/).
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A Page Bundle can be one of:
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- Leaf Bundle (leaf means it has no children)
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- Branch Bundle (home page, section, taxonomy terms, taxonomy list)
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| | Leaf Bundle | Branch Bundle |
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|-------------------------------------|----------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
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| Usage | Collection of content and attachments for single pages | Collection of attachments for section pages (home page, section, taxonomy terms, taxonomy list) |
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| Index file name | `index.md` [^fn:1] | `_index.md` [^fn:1] |
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| Allowed Resources | Page and non-page (like images, PDF, etc.) types | Only non-page (like images, PDF, etc.) types |
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| Where can the Resources live? | At any directory level within the leaf bundle directory. | Only in the directory level **of** the branch bundle directory i.e. the directory containing the `_index.md` ([ref](https://discourse.gohugo.io/t/question-about-content-folder-structure/11822/4?u=kaushalmodi)). |
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| Layout type | [`single`](/templates/single-page-templates/) | [`list`](/templates/lists) |
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| Nesting | Does not allow nesting of more bundles under it | Allows nesting of leaf or branch bundles under it |
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| Example | `content/posts/my-post/index.md` | `content/posts/_index.md` |
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| Content from non-index page files...| Accessed only as page resources | Accessed only as regular pages |
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## Leaf bundles
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A _Leaf Bundle_ is a directory at any hierarchy within the `content/`
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directory, that contains an **`index.md`** file.
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### Examples of leaf bundle organization {#examples-of-leaf-bundle-organization}
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```text
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content/
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├── about
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│ ├── index.md
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├── posts
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│ ├── my-post
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│ │ ├── content1.md
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│ │ ├── content2.md
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│ │ ├── image1.jpg
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│ │ ├── image2.png
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│ │ └── index.md
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│ └── my-other-post
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│ └── index.md
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│
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└── another-section
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├── ..
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└── not-a-leaf-bundle
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├── ..
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└── another-leaf-bundle
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└── index.md
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```
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In the above example `content/` directory, there are four leaf
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bundles:
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`about`
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: This leaf bundle is at the root level (directly under
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`content` directory) and has only the `index.md`.
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`my-post`
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: This leaf bundle has the `index.md`, two other content
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Markdown files and two image files.
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- image1, image2:
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These images are page resources of `my-post`
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and only available in `my-post/index.md` resources.
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- content1, content2:
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These content files are page resources of `my-post`
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and only available in `my-post/index.md` resources.
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They will **not** be rendered as individual pages.
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`my-other-post`
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: This leaf bundle has only the `index.md`.
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`another-leaf-bundle`
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: This leaf bundle is nested under couple of
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directories. This bundle also has only the `index.md`.
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{{% note %}}
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The hierarchy depth at which a leaf bundle is created does not matter,
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as long as it is not inside another **leaf** bundle.
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{{% /note %}}
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### Headless bundle
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A headless bundle is a bundle that is configured to not get published
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anywhere:
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- It will have no `Permalink` and no rendered HTML in `public/`.
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- It will not be part of `.Site.RegularPages`, etc.
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But you can get it by `.Site.GetPage`. Here is an example:
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```go-html-template
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{{ $headless := .Site.GetPage "/some-headless-bundle" }}
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{{ $reusablePages := $headless.Resources.Match "author*" }}
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<h2>Authors</h2>
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{{ range $reusablePages }}
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<h3>{{ .Title }}</h3>
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{{ .Content }}
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{{ end }}
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```
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_In this example, we are assuming the `some-headless-bundle` to be a headless
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bundle containing one or more **page** resources whose `.Name` matches
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`"author*"`._
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Explanation of the above example:
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1. Get the `some-headless-bundle` Page "object".
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2. Collect a _slice_ of resources in this _Page Bundle_ that matches
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`"author*"` using `.Resources.Match`.
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3. Loop through that _slice_ of nested pages, and output their `.Title` and
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`.Content`.
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---
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A leaf bundle can be made headless by adding below in the front matter
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(in the `index.md`):
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{{< code-toggle file="content/headless/index.md" fm=true copy=false >}}
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headless = true
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{{< /code-toggle >}}
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There are many use cases of such headless page bundles:
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- Shared media galleries
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- Reusable page content "snippets"
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## Branch bundles
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A _Branch Bundle_ is any directory at any hierarchy within the
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`content/` directory, that contains at least an **`_index.md`** file.
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This `_index.md` can also be directly under the `content/` directory.
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{{% note %}}
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Here `md` (markdown) is used just as an example. You can use any file
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type as a content resource as long as it is a content type recognized by Hugo.
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{{% /note %}}
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### Examples of branch bundle organization
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```text
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content/
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├── branch-bundle-1
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│ ├── branch-content1.md
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│ ├── branch-content2.md
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│ ├── image1.jpg
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│ ├── image2.png
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│ └── _index.md
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└── branch-bundle-2
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├── _index.md
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└── a-leaf-bundle
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└── index.md
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```
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In the above example `content/` directory, there are two branch
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bundles (and a leaf bundle):
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`branch-bundle-1`
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: This branch bundle has the `_index.md`, two
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other content Markdown files and two image files.
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`branch-bundle-2`
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: This branch bundle has the `_index.md` and a
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nested leaf bundle.
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{{% note %}}
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The hierarchy depth at which a branch bundle is created does not
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matter.
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{{% /note %}}
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[^fn:1]: The `.md` extension is just an example. The extension can be `.html`, `.json` or any valid MIME type.
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