---json
{
    "canonical": ":page:metadata",
    "featured-raster-image": ":docs:metadata:undraw_file_analysis_8k9b.png",
    "featured-svg-image": ":docs:metadata:undraw_file_analysis_8k9b.svg",
    "name": "Page Metadata",
    "page_id": "g3ybk2voget4lnvle49la",
    "title": "All the metadatas that you can set for your pages"
}
---
====== ComboStrap - Metadata ======


{{:docs:metadata:undraw_file_analysis_8k9b.svg?0x300|}}

===== About =====
''Page Metadata'' are page configuration.

They are also known as:
  * semantic data.
  * or structured data

The metadata can be seen and modified via the [[manager|Metadata Manager]].





===== Type =====

There is two groups of metadata:
  * [[#managed]]: the user properties that can be modified via the [[docs:metadata:manager|metadata manager]]
  * [[#protected]]: the properties that cannot be modified (internal or identifier)

==== Managed ====

''ComboStrap'' manages and reacts to the following metadata:
  * [[..:page:canonical|Canonical]] - an unique page identifier for the web
  * [[docs:page:name|Page name]] - a short name for the page
  * [[..:page:title|Page title]] - a long name for the page
  * [[..:page:h1|H1]] - the first heading of the page
  * [[..:page:description|Description]] - a summary of the page
  * [[:docs:theme:template:template|Template]] - the page layout
  * [[:docs:page:featured-image|Featured image]] - the page illustrations
  * [[:docs:page:featured-icon|Featured Icon]] - the page icon
  * [[:docs:social:twitter|Twitter Image]] - the social Twitter image
  * [[:docs:social:facebook|Facebook Image]] - the social Facebook image
  * [[docs:type:type|Page type]] - the type of page (article, ...)
  * [[..:page:published|Date_published]] - the publication date
  * [[..:locale:region|Country]] - the localized country
  * [[..:locale:lang|Lang]] - the language of the page
  * [[docs:quality:low_quality_page#low_quality_page_indicator|Low quality page indicator]] - the quality page indicator
  * [[docs:quality:dynamic_monitoring#disable for a page|Dynamic quality message]] - the dynamic quality message indicator
  * [[docs:page:keywords|Keywords]] - Words relevant to the content of your page
  * [[docs:cache:page_expiration_frequency|Page cache expiration frequency]] - Refresh the cache of your page at interval

==== Protected ====
The below properties are protected and cannot be changed:
  * [[docs:page:system:path|path]] - the path of the page with wiki separator (ie '':namespace:page'')
  * ''date_created'' - the creation date
  * ''date_modified'' - the modification date
  * ''user'', ''creator'', ''contributor''
  * [[docs:analytics:replication|date_replication]] - the last database replication date
  * [[..:page:page_id|page id]] - an universal unique identification
  * [[docs:page:level|level]] - The level of the page in the file system tree






===== Usage =====


==== Internal ====

They allow internal:

  * [[:docs:theme:template:template|Layout by page]]
  * [[:howto:iterator-list|List of pages generation]]
  * [[docs:router:redirection|URL redirection processing]]
  * [[..:page:canonical_automatic|Automatic Canonical]]
  * [[docs:router:permalink|Permalink]]
  * [[docs:quality:lpp|Late Publication Protection]]
  * [[:docs:templating:templating|Templating markup]]
  * [[docs:cache:page_expiration_frequency|Page cache expiration]].
  * [[docs:analytics:replication|Database replication]]

==== External ====

They allow:
      * a better [[docs:seo:seo|SEO]] with:
          * [[..:page:title|title]]
          * [[..:page:description|description]]
          * [[..:page:canonical|canonical]]
      * a better [[docs:social:social|social experience]] with
           * <icon name="twitter"/> [[..:social:twitter|Twitter card]]
           * <icon name="facebook"/> [[..:social:facebook|Facebook card]]
           * <icon name="google"/> [[..:social:google|Google Rich Result (Organization, Search bar and article card)]]


===== Database =====
The metadata are also available in the [[docs:analytics:data|analytics data]]

===== Replication =====

If you want them on your file page, you should enable the [[frontmatter|frontmatter]].

They will then be taken into account if your move your pages between different ComboStrap server installations.