R · Capability

METACRAN CranLogs API — Top Packages

METACRAN CranLogs API — Top Packages. 1 operations. Lead operation: Get Top Downloaded Packages. Self-contained Naftiko capability covering one R business surface.

Run with Naftiko RTop Packages

What You Can Do

GET
Gettoppackages — Get Top Downloaded Packages
/v1/top/{period}/{count}

MCP Tools

get-top-downloaded-packages

Get Top Downloaded Packages

read-only idempotent

Capability Spec

metacran-cranlogs-top-packages.yaml Raw ↑
naftiko: 1.0.0-alpha2
info:
  label: METACRAN CranLogs API — Top Packages
  description: 'METACRAN CranLogs API — Top Packages. 1 operations. Lead operation: Get Top Downloaded Packages. Self-contained
    Naftiko capability covering one R business surface.'
  tags:
  - R
  - Top Packages
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    R_API_KEY: R_API_KEY
capability:
  consumes:
  - type: http
    namespace: metacran-cranlogs-top-packages
    baseUri: https://cranlogs.r-pkg.org
    description: METACRAN CranLogs API — Top Packages business capability. Self-contained, no shared references.
    resources:
    - name: top-period-count
      path: /top/{period}/{count}
      operations:
      - name: gettoppackages
        method: GET
        description: Get Top Downloaded Packages
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: period
          in: path
          type: string
          description: Time period for ranking (last-day, last-week, last-month)
          required: true
        - name: count
          in: path
          type: integer
          description: Number of top packages to return (max 100)
          required: true
  exposes:
  - type: rest
    namespace: metacran-cranlogs-top-packages-rest
    port: 8080
    description: REST adapter for METACRAN CranLogs API — Top Packages. One Spectral-compliant resource per consumed operation,
      prefixed with /v1.
    resources:
    - path: /v1/top/{period}/{count}
      name: top-period-count
      description: REST surface for top-period-count.
      operations:
      - method: GET
        name: gettoppackages
        description: Get Top Downloaded Packages
        call: metacran-cranlogs-top-packages.gettoppackages
        with:
          period: rest.period
          count: rest.count
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: metacran-cranlogs-top-packages-mcp
    port: 9090
    transport: http
    description: MCP adapter for METACRAN CranLogs API — Top Packages. One tool per consumed operation, routed inline through
      this capability's consumes block.
    tools:
    - name: get-top-downloaded-packages
      description: Get Top Downloaded Packages
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: metacran-cranlogs-top-packages.gettoppackages
      with:
        period: tools.period
        count: tools.count
      outputParameters:
      - type: object
        mapping: $.