Example: Referrer - evolv-ai/metrics GitHub Wiki

Key Concepts

• Source: expression
• Attribute: apply
• Attribute: map

Example

The following shows examples of each of the type and options available.

{
    "apply": [
        {
            "source": "expression",
            "type": "string",
            "apply": [
                {   
                    "tag": "referrer.searchEngine",
                    "key": "document.referrer",
                    "map": [
                        {"when": "google.com",     "value": "google"},
                        {"when": "bing.com",       "value": "bing"},
                        {"when": "search.yahoo",   "value": "yahoo"},
                        {"when": "yandex.com",     "value": "yandex"},
                        {"when": "duckduckgo.com", "value": "duckduckgo"}
                    ]
                },
                {
                    "tag": "referrer.social",
                    "key": "document.referrer",
                    "map": [
                        {"when": "facebook.com", "value": "facebook"},
                        {"when": "youtube.com",   "value": "youtube"},
                        {"when": "whatsapp.com",  "value": "whatsapp"},
                        {"when": "instagram.com", "value": "instagram"},
                        {"when": "tiktoc.com",    "value": "tiktok"},
                        {"when": "snapchat.com",  "value": "snapchat"}
                    ]
                }
            ]
        }
        
    ]
}