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230 | 1
| angular.module('schemaForm').directive('sfField',
['$parse', '$compile', '$http', '$templateCache', '$interpolate', '$q', 'sfErrorMessage',
'sfPath','sfSelect',
function($parse, $compile, $http, $templateCache, $interpolate, $q, sfErrorMessage,
sfPath, sfSelect) {
return {
restrict: 'AE',
replace: false,
transclude: false,
scope: true,
require: '^sfSchema',
link: {
pre: function(scope, element, attrs, sfSchema) {
//The ngModelController is used in some templates and
//is needed for error messages,
scope.$on('schemaFormPropagateNgModelController', function(event, ngModel) {
event.stopPropagation();
event.preventDefault();
scope.ngModel = ngModel;
});
// Fetch our form.
scope.form = sfSchema.lookup['f' + attrs.sfField];
},
post: function(scope, element, attrs, sfSchema) {
//Keep error prone logic from the template
scope.showTitle = function() {
return scope.form && scope.form.notitle !== true && scope.form.title;
};
scope.listToCheckboxValues = function(list) {
var values = {};
angular.forEach(list, function(v) {
values[v] = true;
});
return values;
};
scope.checkboxValuesToList = function(values) {
var lst = [];
angular.forEach(values, function(v, k) {
if (v) {
lst.push(k);
}
});
return lst;
};
scope.buttonClick = function($event, form) {
if (angular.isFunction(form.onClick)) {
form.onClick($event, form);
} else if (angular.isString(form.onClick)) {
if (sfSchema) {
//evaluating in scope outside of sfSchemas isolated scope
sfSchema.evalInParentScope(form.onClick, {'$event': $event, form: form});
} else {
scope.$eval(form.onClick, {'$event': $event, form: form});
}
}
};
/**
* Evaluate an expression, i.e. scope.$eval
* but do it in sfSchemas parent scope sf-schema directive is used
* @param {string} expression
* @param {Object} locals (optional)
* @return {Any} the result of the expression
*/
scope.evalExpr = function(expression, locals) {
if (sfSchema) {
//evaluating in scope outside of sfSchemas isolated scope
return sfSchema.evalInParentScope(expression, locals);
}
return scope.$eval(expression, locals);
};
/**
* Evaluate an expression, i.e. scope.$eval
* in this decorators scope
* @param {string} expression
* @param {Object} locals (optional)
* @return {Any} the result of the expression
*/
scope.evalInScope = function(expression, locals) {
if (expression) {
return scope.$eval(expression, locals);
}
};
/**
* Interpolate the expression.
* Similar to `evalExpr()` and `evalInScope()`
* but will not fail if the expression is
* text that contains spaces.
*
* Use the Angular `{{ interpolation }}`
* braces to access properties on `locals`.
*
* @param {string} content The string to interpolate.
* @param {Object} locals (optional) Properties that may be accessed in the
* `expression` string.
* @return {Any} The result of the expression or `undefined`.
*/
scope.interp = function(expression, locals) {
return (expression && $interpolate(expression)(locals));
};
//This works since we ot the ngModel from the array or the schema-validate directive.
scope.hasSuccess = function() {
if (!scope.ngModel) {
return false;
}
return scope.ngModel.$valid &&
(!scope.ngModel.$pristine || !scope.ngModel.$isEmpty(scope.ngModel.$modelValue));
};
scope.hasError = function() {
if (!scope.ngModel) {
return false;
}
return scope.ngModel.$invalid && !scope.ngModel.$pristine;
};
/**
* DEPRECATED: use sf-messages instead.
* Error message handler
* An error can either be a schema validation message or a angular js validtion
* error (i.e. required)
*/
scope.errorMessage = function(schemaError) {
return sfErrorMessage.interpolate(
(schemaError && schemaError.code + '') || 'default',
(scope.ngModel && scope.ngModel.$modelValue) || '',
(scope.ngModel && scope.ngModel.$viewValue) || '',
scope.form,
scope.options && scope.options.validationMessage
);
};
var form = scope.form;
// Where there is a key there is probably a ngModel
if (form.key) {
// It looks better with dot notation.
scope.$on(
'schemaForm.error.' + form.key.join('.'),
function(event, error, validationMessage, validity) {
if (validationMessage === true || validationMessage === false) {
validity = validationMessage;
validationMessage = undefined;
}
if (scope.ngModel && error) {
if (scope.ngModel.$setDirty) {
scope.ngModel.$setDirty();
} else {
// FIXME: Check that this actually works on 1.2
scope.ngModel.$dirty = true;
scope.ngModel.$pristine = false;
}
// Set the new validation message if one is supplied
// Does not work when validationMessage is just a string.
if (validationMessage) {
if (!form.validationMessage) {
form.validationMessage = {};
}
form.validationMessage[error] = validationMessage;
}
scope.ngModel.$setValidity(error, validity === true);
if (validity === true) {
// Setting or removing a validity can change the field to believe its valid
// but its not. So lets trigger its validation as well.
scope.$broadcast('schemaFormValidate');
}
}
});
// Clean up the model when the corresponding form field is $destroy-ed.
// Default behavior can be supplied as a globalOption, and behavior can be overridden
// in the form definition.
scope.$on('$destroy', function() {
// If the entire schema form is destroyed we don't touch the model
if (!scope.externalDestructionInProgress) {
var destroyStrategy = form.destroyStrategy ||
(scope.options && scope.options.destroyStrategy) || 'remove';
// No key no model, and we might have strategy 'retain'
if (form.key && destroyStrategy !== 'retain') {
// Get the object that has the property we wan't to clear.
var obj = scope.model;
if (form.key.length > 1) {
obj = sfSelect(form.key.slice(0, form.key.length - 1), obj);
}
// We can get undefined here if the form hasn't been filled out entirely
if (obj === undefined) {
return;
}
// Type can also be a list in JSON Schema
var type = (form.schema && form.schema.type) || '';
// Empty means '',{} and [] for appropriate types and undefined for the rest
//console.log('destroy', destroyStrategy, form.key, type, obj);
if (destroyStrategy === 'empty' && type.indexOf('string') !== -1) {
obj[form.key.slice(-1)] = '';
} else if (destroyStrategy === 'empty' && type.indexOf('object') !== -1) {
obj[form.key.slice(-1)] = {};
} else if (destroyStrategy === 'empty' && type.indexOf('array') !== -1) {
obj[form.key.slice(-1)] = [];
} else if (destroyStrategy === 'null') {
obj[form.key.slice(-1)] = null;
} else {
delete obj[form.key.slice(-1)];
}
}
}
});
}
}
}
};
}
]);
|