Add CI validation via GlideAjax

This script validates a Configuration Item (CI) selection via GlideAjax, checking if the CI is operational and has an assignment group.

Author: hanna-g-sn

Client-Side Components/Catalog Client Script/Validate CI selection via GlideAjax with submit guard/CIValidationAjax.js

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+var CIValidationAjax = Class.create();
+CIValidationAjax.prototype = Object.extendsObject(AbstractAjaxProcessor, {
+  validateCi: function() {
+    var ciSysId = this.getParameter('sysparm_ci');
+    var result = { valid: false, display: '', message: '' };
+
+    if (!ciSysId) {
+      result.message = 'No CI provided.';
+      return JSON.stringify(result);
+    }
+
+    var ci = new GlideRecord('cmdb_ci');
+    if (!ci.get(ciSysId)) {
+      result.message = 'CI not found.';
+      return JSON.stringify(result);
+    }
+
+    result.display = ci.getDisplayValue();
+
+    // Example rules: CI must be operational and have an assignment group
+    var isOperational = String(ci.install_status) === '1'; // installed
+    var hasGroup = !!ci.assignment_group;
+
+    if (isOperational && hasGroup) {
+      result.valid = true;
+      return JSON.stringify(result);
+    }
+
+    var reasons = [];
+    if (!isOperational) reasons.push('CI is not operational');
+    if (!hasGroup) reasons.push('no assignment group is set');
+    result.message = 'CI is not valid: ' + reasons.join('; ') + '.';
+    return JSON.stringify(result);
+  },
+
+  isPublic: function() { return true; }
+});