before_webhook

before_webhook(payload, ctx) reshapes or silences webhook POSTs. Receives the full JSON payload (job_name, item_count, items).

Signature

function before_webhook(payload, ctx) -> table | nil

Parameters

Field	Type	Description
payload.job_name	string	Job name
payload.item_count	number	Number of new items
payload.items	array	Array of item tables

Returns

Return	Effect
Modified payload	Continue with webhook
nil / false	Silence webhook

Example

function before_webhook(payload, ctx)
    local job = payload.job_name
    local count = payload.item_count

    -- DISCORD FORMAT
    local embeds = {}
    for _, item in ipairs(payload.items) do
        table.insert(embeds, {
            title = item.fields.title or "New Item",
            url = item.fields.link,
            color = 10640871,
            description = "Matched: " .. table.concat(item.matches, ", ")
        })
    end
    return {
        content = "**" .. job .. "** found " .. count .. " new items!",
        embeds = embeds
    }
end

function before_webhook(payload, ctx)
    -- SLACK FORMAT
    local blocks = {
        {
            type = "section",
            text = { type = "mrkdwn", text = "*SpyWeb Alert:* " .. payload.job_name .. " found " .. payload.item_count .. " items." }
        }
    }
    for _, item in ipairs(payload.items) do
        table.insert(blocks, { type = "divider" })
        table.insert(blocks, {
            type = "section",
            text = { type = "mrkdwn", text = "<" .. (item.fields.link or "#") .. "|" .. (item.fields.title or "Item") .. ">" }
        })
    end
    return { blocks = blocks }
end

See Also

• before_notify - Modify items before notification