X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/mfinanz.git/blobdiff_plain/3791f8959dc73c3b991bf736fb0017640deeb742..ccfd9aace3d2c0a1199668e36d2deadbb871bd9b:/js/kivi.Validator.js

diff --git a/js/kivi.Validator.js b/js/kivi.Validator.js
new file mode 100644
index 000000000..c8e02c63e
--- /dev/null
+++ b/js/kivi.Validator.js
@@ -0,0 +1,133 @@
+namespace("kivi.Validator", function(ns) {
+  "use strict";
+
+  // Performs various validation steps on the descendants of
+  // 'selector'. Elements that should be validated must have an
+  // attribute named "data-validate" which is set to a space-separated
+  // list of tests to perform. Additionally, the attribute
+  // "data-title" must be set to a human-readable name of the field
+  // that can be shown as part of an error message.
+  //
+  // Supported validation tests are:
+  // - "required": the field must be set (its .val() must not be empty)
+  //
+  // The validation will abort and return "false" as soon as
+  // validation routine fails.
+  //
+  // The function returns "true" if all validations succeed for all
+  // elements.
+  ns.validate_all = function(selector) {
+    selector = selector || '#form';
+    var to_check = $(selector + ' [data-validate]').toArray();
+
+    for (var to_check_idx in to_check)
+      if (!ns.validate($(to_check[to_check_idx])))
+        return false;
+
+    return true;
+  };
+
+  ns.validate = function($e) {
+    var tests = $e.data('validate').split(/ +/);
+
+    for (var test_idx in tests) {
+      var test = tests[test_idx];
+
+      if (ns.checks[test]) {
+        if (!ns.checks[test]($e))
+          return false;
+      } else {
+        var error = "kivi.validate_form: unknown test '" + test + "' for element ID '" + $e.prop('id') + "'";
+        console.error(error);
+        alert(error);
+        return false;
+      }
+    }
+
+    return true;
+  }
+
+  ns.checks = {
+    required: function($e) {
+      if ($e.val() === '') {
+        ns.annotate($e, kivi.t8("This field must not be empty."));
+        return false;
+      } else {
+        ns.annotate($e);
+        return true;
+      }
+    },
+    number: function($e) {
+      var number_string = $e.val();
+
+      var parsed_number = kivi.parse_amount(number_string);
+
+      if (parsed_number === null) {
+        $e.val('');
+        ns.annotate($e);
+        return true;
+      } else
+      if (parsed_number === undefined) {
+        ns.annotate($e, kivi.t8('Wrong number format (#1)', [ kivi.myconfig.numberformat ]));
+        return false;
+      } else
+      {
+        var formatted_number = kivi.format_amount(parsed_number);
+        if (formatted_number != number_string)
+          $e.val(formatted_number);
+        ns.annotate($e);
+        return true;
+      }
+    },
+    date: function($e) {
+      var date_string = $e.val();
+
+      var parsed_date = kivi.parse_date(date_string);
+
+      if (parsed_number === null) {
+        $e.val('');
+        ns.annotate($e);
+        return true;
+      } else
+      if (parsed_date === undefined) {
+        ns.annotate($e, kivi.t8('Wrong date format (#1)', [ kivi.myconfig.dateformat ]));
+        return false;
+      } else
+      {
+        var formatted_date = kivi.format_date(parsed_date);
+        if (formatted_date != date_string)
+          $e.val(formatted_date);
+        ns.annotate($e);
+        return true;
+      }
+    }
+  };
+
+  ns.annotate = function($e, error) {
+    if (error) {
+      $e.addClass('kivi-validator-invalid');
+      if ($e.hasClass('tooltipstered'))
+        $e.tooltipster('destroy');
+
+      $e.tooltipster({
+        content: error,
+        theme: 'tooltipster-light',
+      });
+      $e.tooltipster('show');
+    } else {
+      $e.removeClass('kivi-validator-invalid');
+      if ($e.hasClass('tooltipstered'))
+        $e.tooltipster('destroy');
+    }
+  };
+
+  ns.reinit_widgets = function() {
+    kivi.run_once_for('[data-validate]', 'data-validate', function(elt) {
+      $(elt).change(function(event){ ns.validate($(elt), event) });
+    });
+  }
+
+  ns.init = ns.reinit_widgets;
+
+  $(ns.init);
+});