/
hooks.go
61 lines (56 loc) · 1.38 KB
/
hooks.go
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package parsesearch
import (
"fmt"
"log"
"os"
"strings"
"github.com/tmc/parse"
)
func squelchAlreadyExists(err error) error {
if err, ok := err.(*parse.Error); ok {
if strings.Contains(err.Message, "already exists") {
return nil
}
}
return err
}
func pathJoin(a, b string) string {
if !strings.HasSuffix(a, "/") {
a = a + "/"
}
return a + b
}
// RegisterHooks auto-registers the search service with a Parse Application.
func (i *Indexer) RegisterHooks(className string) error {
c, err := parse.NewClient(i.appID, "")
c.TraceOn(log.New(os.Stderr, "[parse api] ", log.LstdFlags))
if err != nil {
return err
}
c = c.WithMasterKey(i.masterKey)
urlPrefix := os.Getenv("URL")
if urlPrefix == "" {
return fmt.Errorf("Skipping registering Webhooks as the 'URL' environment variable is empty.")
}
err = squelchAlreadyExists(c.CreateHookFunction(&parse.HookFunction{
FunctionName: "search",
URL: pathJoin(urlPrefix, "search"),
}))
if err != nil {
return err
}
err = squelchAlreadyExists(c.CreateTriggerFunction(&parse.TriggerFunction{
ClassName: className,
TriggerName: "afterSave",
URL: pathJoin(urlPrefix, "index"),
}))
if err != nil {
return err
}
err = squelchAlreadyExists(c.CreateTriggerFunction(&parse.TriggerFunction{
ClassName: className,
TriggerName: "afterDelete",
URL: pathJoin(urlPrefix, "unindex"),
}))
return err
}