зеркало из https://github.com/mozilla/pjs.git
224 строки
6.6 KiB
C++
224 строки
6.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla XForms Schema Validation.
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*
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* The Initial Developer of the Original Code is
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* IBM Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2004
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* IBM Corporation. All Rights Reserved.
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*
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* Contributor(s):
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* Doron Rosenberg <doronr@us.ibm.com> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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// XPCOM includes
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#include "nsIServiceManager.h"
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#include "nsStringAPI.h"
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#include "nsXFormsUtils.h"
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#include "nsISchemaValidator.h"
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#include "nsISchemaDuration.h"
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#include "nsXFormsSchemaValidator.h"
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#include "nsIDOM3Node.h"
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#include "nsComponentManagerUtils.h"
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#define NS_SCHEMAVALIDATOR_CONTRACTID "@mozilla.org/schemavalidator;1"
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nsXFormsSchemaValidator::nsXFormsSchemaValidator()
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{
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mSchemaValidator = do_CreateInstance(NS_SCHEMAVALIDATOR_CONTRACTID);
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}
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nsresult
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nsXFormsSchemaValidator::LoadSchema(nsISchema* aSchema)
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{
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NS_ENSURE_TRUE(mSchemaValidator, NS_ERROR_UNEXPECTED);
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return mSchemaValidator->LoadSchema(aSchema);
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}
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PRBool
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nsXFormsSchemaValidator::ValidateString(const nsAString & aValue,
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const nsAString & aType,
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const nsAString & aNamespace)
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{
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PRBool isValid = PR_FALSE;
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NS_ENSURE_TRUE(mSchemaValidator, isValid);
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// if it is the XForms namespace, handle it internally, else delegate to
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// nsISchemaValidator
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if (aNamespace.EqualsLiteral(NS_NAMESPACE_XFORMS)) {
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isValid = ValidateXFormsTypeString(aValue, aType);
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} else {
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mSchemaValidator->ValidateString(aValue, aType, aNamespace, &isValid);
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}
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return isValid;
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}
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PRBool
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nsXFormsSchemaValidator::Validate(nsIDOMNode* aElement)
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{
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PRBool isValid = PR_FALSE;
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NS_ENSURE_TRUE(mSchemaValidator, isValid);
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mSchemaValidator->Validate(aElement, &isValid);
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return isValid;
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}
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PRBool
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nsXFormsSchemaValidator::GetType(const nsAString & aType,
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const nsAString & aNamespace,
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nsISchemaType **aSchemaType)
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{
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NS_ENSURE_TRUE(mSchemaValidator, PR_FALSE);
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nsresult rv = mSchemaValidator->GetType(aType, aNamespace, aSchemaType);
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return NS_SUCCEEDED(rv);
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}
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// xforms schema types
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PRBool
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nsXFormsSchemaValidator::ValidateXFormsTypeString(const nsAString & aValue,
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const nsAString & aType)
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{
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if (aType.IsEmpty()) {
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return PR_FALSE;
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}
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PRBool isValid = PR_FALSE;
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if (aType.EqualsLiteral("yearMonthDuration")) {
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isValid = IsValidSchemaYearMonthDuration(aValue);
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} else if (aType.EqualsLiteral("dayTimeDuration")) {
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isValid = IsValidSchemaDayTimeDuration(aValue);
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} else if (aType.EqualsLiteral("listItem")) {
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isValid = IsValidSchemaListItem(aValue);
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} else if (aType.EqualsLiteral("listItems")) {
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isValid = IsValidSchemaListItems(aValue);
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}
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return isValid;
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}
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PRBool
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nsXFormsSchemaValidator::IsValidSchemaYearMonthDuration(const nsAString & aValue)
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{
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PRBool isValid = PR_FALSE;
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nsCOMPtr<nsISchemaDuration> duration;
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nsresult rv =
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mSchemaValidator->ValidateBuiltinTypeDuration(aValue,
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getter_AddRefs(duration));
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// valid duration
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if (NS_SUCCEEDED(rv)) {
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// check if no days/hours/minutes/seconds/fractionseconds were set
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PRUint32 temp;
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double dbltemp;
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duration->GetDays(&temp);
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if (temp == 0) {
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duration->GetHours(&temp);
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if (temp == 0) {
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duration->GetMinutes(&temp);
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if (temp == 0) {
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duration->GetSeconds(&temp);
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if (temp == 0) {
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duration->GetFractionSeconds(&dbltemp);
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if (dbltemp == 0) {
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isValid = PR_TRUE;
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}
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}
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}
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}
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}
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}
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return isValid;
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}
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PRBool
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nsXFormsSchemaValidator::IsValidSchemaDayTimeDuration(const nsAString & aValue)
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{
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PRBool isValid = PR_FALSE;
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nsCOMPtr<nsISchemaDuration> duration;
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nsresult rv =
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mSchemaValidator->ValidateBuiltinTypeDuration(aValue,
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getter_AddRefs(duration));
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if (NS_SUCCEEDED(rv)) {
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PRUint32 years, months;
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duration->GetYears(&years);
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duration->GetMonths(&months);
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// if years/months exist, invalid
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if ((years == 0) && (months == 0))
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isValid = PR_TRUE;
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}
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return isValid;
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}
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PRBool
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nsXFormsSchemaValidator::IsValidSchemaListItem(const nsAString & aValue)
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{
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PRBool isValid = PR_FALSE;
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// like a string, but no whitespace
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nsAutoString string(aValue);
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if (nsXFormsUtils::FindCharInSet(string, " \t\r\n") == kNotFound) {
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mSchemaValidator->ValidateString(aValue, NS_LITERAL_STRING("string"),
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NS_LITERAL_STRING("http://www.w3.org/1999/XMLSchema"),
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&isValid);
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}
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return isValid;
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}
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PRBool
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nsXFormsSchemaValidator::IsValidSchemaListItems(const nsAString & aValue)
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{
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PRBool isValid = PR_FALSE;
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// listItem is like a string, but no whitespace. listItems is a whitespace
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// delimited list of listItem, so therefore just need to see if it is a valid
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// xsd:string
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mSchemaValidator->ValidateString(aValue, NS_LITERAL_STRING("string"),
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NS_LITERAL_STRING("http://www.w3.org/1999/XMLSchema"),
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&isValid);
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return isValid;
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}
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