| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.any23.extractor.html; |
| |
| import org.w3c.dom.Node; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import static org.apache.any23.extractor.html.HTMLDocument.TextField; |
| |
| /** |
| * An HCard name, consisting of various parts. Handles computation of full names from first and last names, and similar |
| * computations. |
| * |
| * @author Richard Cyganiak (richard@cyganiak.de) |
| */ |
| public class HCardName { |
| |
| public static final String GIVEN_NAME = "given-name"; |
| public static final String FAMILY_NAME = "family-name"; |
| public static final String ADDITIONAL_NAME = "additional-name"; |
| public static final String NICKNAME = "nickname"; |
| public static final String HONORIFIC_PREFIX = "honorific-prefix"; |
| public static final String HONORIFIC_SUFFIX = "honorific-suffix"; |
| |
| public static final String[] FIELDS = { GIVEN_NAME, FAMILY_NAME, ADDITIONAL_NAME, NICKNAME, HONORIFIC_PREFIX, |
| HONORIFIC_SUFFIX }; |
| |
| private static final String[] NAME_COMPONENTS = { HONORIFIC_PREFIX, GIVEN_NAME, ADDITIONAL_NAME, FAMILY_NAME, |
| HONORIFIC_SUFFIX }; |
| |
| private Map<String, FieldValue> fields = new HashMap<String, FieldValue>(); |
| private TextField[] fullName = null; |
| private TextField organization = null; |
| private TextField unit = null; |
| |
| private static TextField join(TextField[] sarray, String delimiter) { |
| StringBuilder builder = new StringBuilder(); |
| final int sarrayLengthMin2 = sarray.length - 1; |
| for (int i = 0; i < sarray.length; i++) { |
| builder.append(sarray[i].value()); |
| if (i < sarrayLengthMin2) { |
| builder.append(delimiter); |
| } |
| } |
| return new TextField(builder.toString(), sarray[0].source()); |
| } |
| |
| /** |
| * Resets the content of the HName fields. |
| */ |
| public void reset() { |
| fields.clear(); |
| fullName = null; |
| organization = null; |
| unit = null; |
| } |
| |
| public void setField(String fieldName, TextField nd) { |
| final String value = fixWhiteSpace(nd.value()); |
| if (value == null) |
| return; |
| FieldValue fieldValue = fields.get(fieldName); |
| if (fieldValue == null) { |
| fieldValue = new FieldValue(); |
| fields.put(fieldName, fieldValue); |
| } |
| fieldValue.addValue(new TextField(value, nd.source())); |
| } |
| |
| public void setFullName(TextField nd) { |
| final String value = fixWhiteSpace(nd.value()); |
| if (value == null) |
| return; |
| String[] split = value.split("\\s+"); |
| // Supporting case: ['King,', 'Ryan'] that is converted to ['Ryan', 'King'] . |
| final String split0 = split[0]; |
| final int split0Length = split0.length(); |
| if (split.length > 1 && split0.charAt(split0Length - 1) == ',') { |
| String swap = split[1]; |
| split[1] = split0.substring(0, split0Length - 1); |
| split[0] = swap; |
| } |
| TextField[] splitFields = new TextField[split.length]; |
| for (int i = 0; i < split.length; i++) { |
| splitFields[i] = new TextField(split[i], nd.source()); |
| } |
| this.fullName = splitFields; |
| } |
| |
| public void setOrganization(TextField nd) { |
| final String value = fixWhiteSpace(nd.value()); |
| if (value == null) |
| return; |
| this.organization = new TextField(value, nd.source()); |
| } |
| |
| public boolean isMultiField(String fieldName) { |
| FieldValue fieldValue = fields.get(fieldName); |
| return fieldValue != null && fieldValue.isMultiField(); |
| } |
| |
| public boolean containsField(String fieldName) { |
| return GIVEN_NAME.equals(fieldName) || FAMILY_NAME.equals(fieldName) || fields.containsKey(fieldName); |
| } |
| |
| public TextField getField(String fieldName) { |
| if (GIVEN_NAME.equals(fieldName)) { |
| return getFullNamePart(GIVEN_NAME, 0); |
| } |
| if (FAMILY_NAME.equals(fieldName)) { |
| return getFullNamePart(FAMILY_NAME, Integer.MAX_VALUE); |
| } |
| FieldValue v = fields.get(fieldName); |
| return v == null ? null : v.getValue(); |
| } |
| |
| public Collection<TextField> getFields(String fieldName) { |
| FieldValue v = fields.get(fieldName); |
| return v == null ? Collections.<TextField> emptyList() : v.getValues(); |
| } |
| |
| private TextField getFullNamePart(String fieldName, int index) { |
| if (fields.containsKey(fieldName)) { |
| return fields.get(fieldName).getValue(); |
| } |
| if (fullName == null) |
| return null; |
| // If org and fn are the same, the hCard is for an organization, and we do not split the fn |
| if (organization != null && fullName[0].value().equals(organization.value())) { |
| return null; |
| } |
| if (index != Integer.MAX_VALUE && fullName.length <= index) |
| return null; |
| return fullName[index == Integer.MAX_VALUE ? fullName.length - 1 : index]; |
| } |
| |
| public boolean hasField(String fieldName) { |
| return getField(fieldName) != null; |
| } |
| |
| public boolean hasAnyField() { |
| for (String fieldName : FIELDS) { |
| if (hasField(fieldName)) |
| return true; |
| } |
| return false; |
| } |
| |
| public TextField getFullName() { |
| if (fullName != null) |
| return join(fullName, " "); |
| StringBuffer s = new StringBuffer(); |
| boolean empty = true; |
| Node first = null; |
| TextField current; |
| for (String fieldName : NAME_COMPONENTS) { |
| if (!hasField(fieldName)) |
| continue; |
| if (!empty) { |
| s.append(' '); |
| } |
| current = getField(fieldName); |
| if (first == null) { |
| first = current.source(); |
| } |
| s.append(current.value()); |
| empty = false; |
| } |
| if (empty) |
| return null; |
| return new TextField(s.toString(), first); |
| } |
| |
| public TextField getOrganization() { |
| return organization; |
| } |
| |
| public void setOrganizationUnit(TextField nd) { |
| final String value = fixWhiteSpace(nd.value()); |
| if (value == null) |
| return; |
| this.unit = new TextField(value, nd.source()); |
| } |
| |
| public TextField getOrganizationUnit() { |
| return unit; |
| } |
| |
| private String fixWhiteSpace(String s) { |
| if (s == null) |
| return null; |
| s = s.trim().replaceAll("\\s+", " "); |
| if ("".equals(s)) |
| return null; |
| return s; |
| } |
| |
| /** |
| * Represents a possible field value. |
| */ |
| private static class FieldValue { |
| |
| private TextField value; |
| private List<TextField> multiValue = new ArrayList<TextField>(); |
| |
| FieldValue() { |
| } |
| |
| void addValue(TextField v) { |
| if (value == null && multiValue == null) { |
| value = v; |
| } else if (multiValue == null) { |
| multiValue = new ArrayList<TextField>(); |
| multiValue.add(value); |
| value = null; |
| multiValue.add(v); |
| } else { |
| multiValue.add(v); |
| } |
| } |
| |
| boolean isMultiField() { |
| return value == null; |
| } |
| |
| TextField getValue() { |
| return value != null ? value : multiValue.get(0); |
| } |
| |
| Collection<TextField> getValues() { |
| return value != null ? Arrays.asList(value) : multiValue; |
| } |
| } |
| |
| } |