{{- /* recommended.html (shortcode): Renders a list of posts with `recommended = true`. Target: _index.md Example: {{< recommended TITLE="" LIMIT="" >}} Params: - TITLE (string, optional): H2 heading. - LIMIT (integer, optional): Number of items to show (Default: 4). Error handler: - warnf - OCD Repo: https://github.com/oxypteros/alpha */ -}} {{- /* Case-insensitive parameter retrieval (default chaining) */}} {{- $title := .Get "TITLE" | default (.Get "Title") | default (.Get "title") }} {{- $limit := .Get "LIMIT" | default (.Get "Limit") | default (.Get "limit") }} {{- /* Context for error reporting (warnf, OCD) */}} {{- $page := .Page.RelPermalink }} {{- /* OCD: Validate params manually against an allowlist. */}} {{- $allowedKeys := slice "title" "limit" }} {{- $invalidKeys := slice }} {{- /* Validate limit value */}} {{- $isNumber := (printf "%v" $limit | findRE "^[1-9][0-9]*$") }} {{- $intNumber := 4 }} {{- $warnNumber := false }} {{- if $isNumber }} {{- $intNumber = (index $isNumber 0 | int) }} {{- else if $limit }} {{- $warnNumber = true }} {{- end }} {{- /* Invalid Parameter Error Handling (OCD) */}} {{- range $key, $value := .Params }} {{- if not (in $allowedKeys (lower $key)) }} {{- $invalidKeys = $invalidKeys | append $key }} {{- end }} {{- end }} {{- if gt (len $invalidKeys) 0 }} {{- /* Warnf for error: ocd-sc-181 */}} {{- $errorCode := "ocd-sc-181" }} {{- $invalidKeysString := delimit $invalidKeys ", " }} {{- $errorMessage := printf "Invalid parameters: %s" $invalidKeysString }} {{- $logMessage := printf "OcdError [%s] Page: %s | %s" $errorCode $page $errorMessage }} {{- warnf "%s" $logMessage }} {{- /* OCD error card for: odc-sc-181 */}} {{- if and (eq hugo.Environment "development") (hugo.IsServer) (eq .Page.Site.Params.ocd_enabled true) }}
{{- $count := len $invalidKeys }} {{- i18n "OcdScNumList181" $count | default "Invalid parameter in the recommended shortcode on this page:" }} {{ .Page.Title }}
{{- i18n "OcdScParameter" $count | default "The parameters," }} {{ $invalidKeysString }} {{ i18n "OcdScNotRecognized" $count | default "are not recognized." }}
{{ i18n "OcdScAcceptedParameters" . | default "Accepted parameters:" }} TITLE, LIMIT
{{- i18n "OcdScRecommended182" . | default "Invalid parameter value for the recommended shortcode on:" }} {{ .Page.Title }}
{{- i18n "OcdScThe" . | default "The" }} LIMIT {{- i18n "OcdScParameterValue" . | default "parameter value" }} {{ $limit }} {{ i18n "OcdScIsInvalid" . | default "is invalid." }}
{{- i18n "OcdSc" . | default "" }} LIMIT {{ i18n "OcdSc" . | default "must be an integer." }}
{{- i18n "OcdScRecommended183" . | default "No page is marked as recommended, the shortcode recommended is disabled" }}
Add to the frontmatter of at least one page: recommended = true