Page Comparison

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For all functions, enter the parameters in the order listed.

children

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Returns an array of the children of the pico. Has optional parameter "name" which returns just the attributes for the child with the specific name if it exists, otherwise it returns attributes on every child if not provided. It gives attributes:

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Code Block
language js theme Confluence
children = wrangler:children() /* [ { "parent_eci": "CyrmdG4PkiVYRUo2K69k2E", "name": "Section CS462-1 Pico", "id": "cjh6pbzun005zvde06bwy2pci", "eci": "JfcEBxEK5WDKA69Bvach4Y" }, { "parent_eci": "Tg5ULPBYByJjsEoKpfsbQ2", "name": "Section CS462-2 Pico", "id": "cjh6pc28r0067vde04qd23t6o", "eci": "56S414r4Uq4kGx6Xi1qmSs" } ] */

myself

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Returns a map giving basic meta information about the pico. This information includes the pico's ID, ECI, and name.

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A user friendly way to make an HTTP request between picos. It provides cleanup and returns the error if the returned HTTP status was not 200.

It is mainly used to programmatically call functions inside of other picos from inside a rule. However, do not have a pico query itself, or have two picos query each other simultaneously. See Accessing a Function Shared by Another Pico for more information.

Parameter	Datatype

Required<eci><string>YES<mod><func><params><_host><_path><_root_url>

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Description
eci	String	The ECI to send the event to
mod	String	The ruleset to send the event to
func	String	The name of the function to query
params	Object	The parameters to be passed to the function on the target pico. Given as an object with parameter name mapped to argument value.
_host	String	The target pico's host
_path	String	An optional different path for the beginning of the underlying URL
_root_url	String	The root URL for the request. Defaults to meta:host (the pico engine itself).

Code Block
language js theme Confluence
pre { eci = event:attr("eci") wellknown = wrangler:skyQuery( eci , "io.picolabs.subscription", "wellKnown_Rx") } if wellknown{"error"}.isnull() then noop() always { ent:savedWellknown := wellknown; } /* Query the the function wellKnown_Rx() in the ruleset "io.picolabs.subscription" through the pico ECI given in the event attribute "eci". */ pre { eci = eci_to_other_pico; args = {"arg1": val1, "arg2": val2}; answer = Wrangler:skyQuery(eci,"my.ruleset.id","myFunction",args); } if answer{"error"}.isnull() then noop(); fired { // process using answer }

Defactions

Events/Rules

When a rule raises an event in the postlude, it will also pass along all the attributes it received (including any attributes not used in that event) in addition to any new information that may be relevant to other rules.

Bolded attributes are required.

Ruleset Events

installRulesets

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{
"rids": /* An array of rids that were installed*/
}

Sent Events:

None

Pico Events

createChild

(Domain: wrangler, Type: child_creation or new_child_request)

Creates a new child for this pico with optional arguments for the child's name, and rulesets to install on it upon creation.