| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| DefaultCssValidator |
|
| 1.25;1.25 |
| 1 | /** | |
| 2 | * Copyright (c) 2011-2015, jcabi.com | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * Redistribution and use in source and binary forms, with or without | |
| 6 | * modification, are permitted provided that the following conditions | |
| 7 | * are met: 1) Redistributions of source code must retain the above | |
| 8 | * copyright notice, this list of conditions and the following | |
| 9 | * disclaimer. 2) Redistributions in binary form must reproduce the above | |
| 10 | * copyright notice, this list of conditions and the following | |
| 11 | * disclaimer in the documentation and/or other materials provided | |
| 12 | * with the distribution. 3) Neither the name of the jcabi.com nor | |
| 13 | * the names of its contributors may be used to endorse or promote | |
| 14 | * products derived from this software without specific prior written | |
| 15 | * permission. | |
| 16 | * | |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 18 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT | |
| 19 | * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND | |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL | |
| 21 | * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | |
| 22 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 23 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 24 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 25 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 26 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 27 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 28 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 | */ | |
| 30 | package com.jcabi.w3c; | |
| 31 | ||
| 32 | import com.jcabi.aspects.Immutable; | |
| 33 | import com.jcabi.http.Request; | |
| 34 | import com.jcabi.http.response.XmlResponse; | |
| 35 | import java.io.IOException; | |
| 36 | import java.net.URI; | |
| 37 | import java.util.regex.Pattern; | |
| 38 | import lombok.EqualsAndHashCode; | |
| 39 | import lombok.ToString; | |
| 40 | ||
| 41 | /** | |
| 42 | * Default implementation of CSS validator. | |
| 43 | * | |
| 44 | * @author Yegor Bugayenko (yegor@tpc2.com) | |
| 45 | * @version $Id$ | |
| 46 | * @see <a href="http://jigsaw.w3.org/css-validator/api.html">W3C API</a> | |
| 47 | */ | |
| 48 | @Immutable | |
| 49 | 0 | @ToString |
| 50 | 0 | @EqualsAndHashCode(callSuper = false, of = "uri") |
| 51 | final class DefaultCssValidator extends BaseValidator implements Validator { | |
| 52 | ||
| 53 | /** | |
| 54 | * The URI to use in W3C. | |
| 55 | */ | |
| 56 | private final transient String uri; | |
| 57 | ||
| 58 | /** | |
| 59 | * Public ctor. | |
| 60 | * @param entry Entry point to use | |
| 61 | */ | |
| 62 | DefaultCssValidator(final URI entry) { | |
| 63 | 2 | super(); |
| 64 | 2 | this.uri = entry.toString(); |
| 65 | 2 | } |
| 66 | ||
| 67 | @Override | |
| 68 | public ValidationResponse validate(final String css) | |
| 69 | throws IOException { | |
| 70 | final ValidationResponse response; | |
| 71 | 2 | final Pattern pattern = Pattern.compile( |
| 72 | ".*^/\\* JIGSAW IGNORE: [^\\n]+\\*/$.*", | |
| 73 | Pattern.MULTILINE | Pattern.DOTALL | |
| 74 | ); | |
| 75 | 2 | if (pattern.matcher(css).matches()) { |
| 76 | 1 | response = this.success(""); |
| 77 | } else { | |
| 78 | 1 | response = this.processed(css); |
| 79 | } | |
| 80 | 2 | return response; |
| 81 | } | |
| 82 | ||
| 83 | /** | |
| 84 | * Return a response after real processing of the CSS. | |
| 85 | * @param css The CSS stylesheet to check | |
| 86 | * @return The response | |
| 87 | * @throws IOException if fails | |
| 88 | */ | |
| 89 | private ValidationResponse processed(final String css) throws IOException { | |
| 90 | 1 | final Request req = this.request( |
| 91 | this.uri, | |
| 92 | this.entity("file", DefaultCssValidator.filter(css), "text/css") | |
| 93 | ); | |
| 94 | 1 | return this.build( |
| 95 | req.fetch().as(XmlResponse.class) | |
| 96 | .registerNs("env", "http://www.w3.org/2003/05/soap-envelope") | |
| 97 | .registerNs("m", "http://www.w3.org/2005/07/css-validator") | |
| 98 | .assertXPath("//m:validity") | |
| 99 | .assertXPath("//m:checkedby") | |
| 100 | .xml() | |
| 101 | ); | |
| 102 | } | |
| 103 | ||
| 104 | /** | |
| 105 | * Exclude problematic lines from CSS. | |
| 106 | * @param css The css document | |
| 107 | * @return New document, with lines excluded | |
| 108 | */ | |
| 109 | private static String filter(final String css) { | |
| 110 | 1 | return Pattern.compile( |
| 111 | "^/\\* JIGSAW: [^\\n]+\\*/$", | |
| 112 | Pattern.MULTILINE | Pattern.DOTALL | |
| 113 | ).matcher(css).replaceAll(""); | |
| 114 | } | |
| 115 | ||
| 116 | } |