Examples with XPathExpression org.jdom2.xpath.XPathExpression used on opensource projects

Example 21 with XPathExpression

use of org.jdom2.xpath.XPathExpression in project mycore by MyCoRe-Org.

the class MCRBinding method bind.

private void bind(String xPath, boolean buildIfNotExists, String initialValue) throws JaxenException {
    this.xPath = xPath;
    Map<String, Object> variables = buildXPathVariables();
    XPathExpression<Object> xPathExpr = XPathFactory.instance().compile(xPath, Filters.fpassthrough(), variables, MCRConstants.getStandardNamespaces());
    boundNodes.addAll(xPathExpr.evaluate(parent.getBoundNodes()));
    for (Object boundNode : boundNodes) if (!(boundNode instanceof Element || boundNode instanceof Attribute || boundNode instanceof Document))
        throw new RuntimeException("XPath MUST only bind either element, attribute or document nodes: " + xPath);
    LOGGER.debug("Bind to {} selected {} node(s)", xPath, boundNodes.size());
    if (boundNodes.isEmpty() && buildIfNotExists) {
        MCRNodeBuilder builder = new MCRNodeBuilder(variables);
        Object built = builder.buildNode(xPath, initialValue, (Parent) (parent.getBoundNode()));
        LOGGER.debug("Bind to {} generated node {}", xPath, MCRXPathBuilder.buildXPath(built));
        boundNodes.add(built);
        trackNodeCreated(builder.getFirstNodeBuilt());
    }
}

Example 22 with XPathExpression

use of org.jdom2.xpath.XPathExpression in project gocd by gocd.

the class ConfigCipherUpdater method migrate.

public void migrate() {
    File cipherFile = systemEnvironment.getCipherFile();
    String timestamp = new SimpleDateFormat("yyyy-MM-dd-HH-mm-ss").format(timeProvider.currentTime());
    File backupCipherFile = new File(systemEnvironment.getConfigDir(), "cipher.original." + timestamp);
    File configFile = new File(systemEnvironment.getCruiseConfigFile());
    File backupConfigFile = new File(configFile.getParentFile(), configFile.getName() + ".original." + timestamp);
    try {
        if (!cipherFile.exists() || !FileUtils.readFileToString(cipherFile, UTF_8).equals(FLAWED_VALUE)) {
            return;
        }
        LOGGER.info("Found unsafe cipher {} on server, Go will make an attempt to rekey", FLAWED_VALUE);
        FileUtils.copyFile(cipherFile, backupCipherFile);
        LOGGER.info("Old cipher was successfully backed up to {}", backupCipherFile.getAbsoluteFile());
        FileUtils.copyFile(configFile, backupConfigFile);
        LOGGER.info("Old config was successfully backed up to {}", backupConfigFile.getAbsoluteFile());
        byte[] oldCipher = FileUtils.readFileToByteArray(backupCipherFile);
        new CipherProvider(systemEnvironment).resetCipher();
        byte[] newCipher = FileUtils.readFileToByteArray(cipherFile);
        if (new String(newCipher).equals(new String(oldCipher))) {
            LOGGER.warn("Unable to generate a new safe cipher. Your cipher is unsafe.");
            FileUtils.deleteQuietly(backupCipherFile);
            FileUtils.deleteQuietly(backupConfigFile);
            return;
        }
        Document document = new SAXBuilder().build(configFile);
        List<String> encryptedAttributes = Arrays.asList("encryptedPassword", "encryptedManagerPassword");
        List<String> encryptedNodes = Arrays.asList("encryptedValue");
        XPathFactory xPathFactory = XPathFactory.instance();
        for (String attributeName : encryptedAttributes) {
            XPathExpression<Element> xpathExpression = xPathFactory.compile(String.format("//*[@%s]", attributeName), Filters.element());
            List<Element> encryptedPasswordElements = xpathExpression.evaluate(document);
            for (Element element : encryptedPasswordElements) {
                Attribute encryptedPassword = element.getAttribute(attributeName);
                encryptedPassword.setValue(reEncryptUsingNewKey(oldCipher, newCipher, encryptedPassword.getValue()));
                LOGGER.debug("Replaced encrypted value at {}", element.toString());
            }
        }
        for (String nodeName : encryptedNodes) {
            XPathExpression<Element> xpathExpression = xPathFactory.compile(String.format("//%s", nodeName), Filters.element());
            List<Element> encryptedNode = xpathExpression.evaluate(document);
            for (Element element : encryptedNode) {
                element.setText(reEncryptUsingNewKey(oldCipher, newCipher, element.getValue()));
                LOGGER.debug("Replaced encrypted value at {}", element.toString());
            }
        }
        try (FileOutputStream fileOutputStream = new FileOutputStream(configFile)) {
            XmlUtils.writeXml(document, fileOutputStream);
        }
        LOGGER.info("Successfully re-encrypted config");
    } catch (Exception e) {
        LOGGER.error("Re-keying of cipher failed with error: [{}]", e.getMessage(), e);
        if (backupCipherFile.exists()) {
            try {
                FileUtils.copyFile(backupCipherFile, cipherFile);
            } catch (IOException e1) {
                LOGGER.error("Could not replace the cipher file [{}] with original one [{}], please do so manually. Error: [{}]", cipherFile.getAbsolutePath(), backupCipherFile.getAbsolutePath(), e.getMessage(), e);
                bomb(e1);
            }
        }
    }
}

Example 23 with XPathExpression

use of org.jdom2.xpath.XPathExpression in project jspwiki by apache.

the class XmlUtil method parse.

/**
 * Parses the given XML file and returns the requested nodes. If there's an error accessing or parsing the file, an
 * empty list is returned.
 *
 * @param xml file to parse; matches all resources from classpath, filters repeated items.
 * @param requestedNodes requestd nodes on the xml file
 * @return the requested nodes of the XML file.
 */
public static List<Element> parse(String xml, String requestedNodes) {
    if (StringUtils.isNotEmpty(xml) && StringUtils.isNotEmpty(requestedNodes)) {
        Set<Element> readed = new HashSet<Element>();
        SAXBuilder builder = new SAXBuilder();
        try {
            Enumeration<URL> resources = XmlUtil.class.getClassLoader().getResources(xml);
            while (resources.hasMoreElements()) {
                URL resource = resources.nextElement();
                log.debug("reading " + resource.toString());
                Document doc = builder.build(resource);
                XPathFactory xpfac = XPathFactory.instance();
                XPathExpression<Element> xp = xpfac.compile(requestedNodes, Filters.element());
                // filter out repeated items
                readed.addAll(xp.evaluate(doc));
            }
            return new ArrayList<Element>(readed);
        } catch (IOException ioe) {
            log.error("Couldn't load all " + xml + " resources", ioe);
        } catch (JDOMException jdome) {
            log.error("error parsing " + xml + " resources", jdome);
        }
    }
    return Collections.<Element>emptyList();
}

Example 24 with XPathExpression

use of org.jdom2.xpath.XPathExpression in project pwm by pwm-project.

the class StoredConfigurationImpl method readSettingMetadata.

public ValueMetaData readSettingMetadata(final PwmSetting setting, final String profileID) {
    final XPathExpression xp = XPathBuilder.xpathForSetting(setting, profileID);
    final Element settingElement = (Element) xp.evaluateFirst(document);
    if (settingElement == null) {
        return null;
    }
    Instant modifyDate = null;
    try {
        if (settingElement.getAttributeValue(XML_ATTRIBUTE_MODIFY_TIME) != null) {
            modifyDate = JavaHelper.parseIsoToInstant(settingElement.getAttributeValue(XML_ATTRIBUTE_MODIFY_TIME));
        }
    } catch (Exception e) {
        LOGGER.error("can't read modifyDate for setting " + setting.getKey() + ", profile " + profileID + ", error: " + e.getMessage());
    }
    UserIdentity userIdentity = null;
    try {
        if (settingElement.getAttributeValue(XML_ATTRIBUTE_MODIFY_USER) != null) {
            userIdentity = UserIdentity.fromDelimitedKey(settingElement.getAttributeValue(XML_ATTRIBUTE_MODIFY_USER));
        }
    } catch (Exception e) {
        LOGGER.error("can't read userIdentity for setting " + setting.getKey() + ", profile " + profileID + ", error: " + e.getMessage());
    }
    return new ValueMetaData(modifyDate, userIdentity);
}

Example 25 with XPathExpression

use of org.jdom2.xpath.XPathExpression in project pwm by pwm-project.

the class StoredConfigurationImpl method resetAllPasswordValues.

public void resetAllPasswordValues(final String comment) {
    for (final Iterator<SettingValueRecord> settingValueRecordIterator = new StoredValueIterator(false); settingValueRecordIterator.hasNext(); ) {
        final SettingValueRecord settingValueRecord = settingValueRecordIterator.next();
        if (settingValueRecord.getSetting().getSyntax() == PwmSettingSyntax.PASSWORD) {
            this.resetSetting(settingValueRecord.getSetting(), settingValueRecord.getProfile(), null);
            if (comment != null && !comment.isEmpty()) {
                final XPathExpression xp = XPathBuilder.xpathForSetting(settingValueRecord.getSetting(), settingValueRecord.getProfile());
                final Element settingElement = (Element) xp.evaluateFirst(document);
                if (settingElement != null) {
                    settingElement.addContent(new Comment(comment));
                }
            }
        }
    }
    final String pwdHash = this.readConfigProperty(ConfigurationProperty.PASSWORD_HASH);
    if (pwdHash != null && !pwdHash.isEmpty()) {
        this.writeConfigProperty(ConfigurationProperty.PASSWORD_HASH, comment);
    }
}