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28 lines
1008 B
28 lines
1008 B
package irc
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// A Handler is a function that is part of the irc event loop. It will receive all
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// events.
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type Handler func(event *Event, client *Client)
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var eventHandler struct {
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handlers []Handler
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}
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func emit(event *Event, client *Client) {
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for _, handler := range eventHandler.handlers {
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handler(event, client)
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}
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}
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// AddHandler adds a new handler to the irc handling. The handler may be called from multiple threads at the same
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// time, so external resources should be locked if there are multiple clients. Adding handlers is not thread
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// safe and should be done prior to clients being created.AddHandler. Also, this handler will block the individual
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// client's event loop, so long operations that include network requests and the like should be done in a
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// goroutine with the needed data **copied** from the handler function.
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func AddHandler(handler Handler) {
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eventHandler.handlers = append(eventHandler.handlers, handler)
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}
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func init() {
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eventHandler.handlers = make([]Handler, 0, 8)
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}
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