Triggers: Difference between revisions

Triggers (view source)

Revision as of 03:49, 7 October 2016

57 bytes removed , 7 October 2016

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UnConnoisseur

Write, Bureaucrats, Administrators

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@@ Line 336: / Line 336: @@
 The user will enter the value in PriceUSD and the value in Euros will appear in PriceEUR according to the current exchange rate.
-We will create a Trigger on Event '''Create entry to Add''' and phase '''After saving the entry'''.
+We will create a Trigger on Event '''Create an entry to Add''' and Phase '''After saving the entry'''.
 <source lang="javascript">
-result = http().get("http://api.fixer.io/latest?base=USD")       // Use service http://fixer.io/
+result = http().get("http://api.fixer.io/latest?base=USD"); // Use http://fixer.io/ for
-                                                                 // to get conversion rate in JSON format
+                                                            // conversion rate in JSON
-usdToEur = JSON.parse(result.body)["rates"]["Eur"]               // Use standard JavaScript object JSON
+usdToEur = JSON.parse(result.body)["rates"]["Eur"];         // Use JavaScript object JSON
-                                                                 // to parse the result
+                                                            // to parse the result
-entry().set("PriceEUR" , entry().field( "PriceUSD") * usdToEur ) // Multiply PriceUSD by the conversion rate
+entry().set("PriceEUR",
-                                                                 // to determine the value for PriceEUR
+    entry().field( "PriceUSD") * usdToEur );                // PriceUSD * conversion rate
+                                                            // for value for PriceEUR
 </source>