1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/*
* Copyright (c) 2010-2015 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
/*
* Copyright (c) 2015 Tarun Gupta.
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
package com.isode.stroke.parser.payloadparsers;
import com.isode.stroke.parser.GenericPayloadParser;
import com.isode.stroke.parser.AttributeMap;
import com.isode.stroke.parser.payloadparsers.FormParser;
import com.isode.stroke.parser.payloadparsers.FormParserFactory;
import com.isode.stroke.elements.StreamInitiation;
import com.isode.stroke.elements.StreamInitiationFileInfo;
import com.isode.stroke.elements.Form;
import com.isode.stroke.elements.FormField;
import com.isode.stroke.base.NotNull;
public class StreamInitiationParser extends GenericPayloadParser<StreamInitiation> {
private static final String FILE_TRANSFER_NS = "http://jabber.org/protocol/si/profile/file-transfer";
private static final String FEATURE_NEG_NS = "http://jabber.org/protocol/feature-neg";
private final int TopLevel = 0;
private final int PayloadLevel = 1;
private final int FileOrFeatureLevel = 2;
private final int FormOrDescriptionLevel = 3;
private int level = 0;
private FormParserFactory formParserFactory = new FormParserFactory();
private FormParser formParser;
private boolean inFile;
private boolean inFeature;
private StreamInitiationFileInfo currentFile;
private String currentText = "";
public StreamInitiationParser() {
super(new StreamInitiation());
}
/**
* @param element, NotNull.
* @param ns, NotNull.
* @param attributes, NotNull.
*/
@Override
public void handleStartElement(String element, String ns, AttributeMap attributes) {
NotNull.exceptIfNull(element, "element");
NotNull.exceptIfNull(ns, "ns");
NotNull.exceptIfNull(attributes, "attributes");
if (level == TopLevel) {
getPayloadInternal().setID(attributes.getAttribute("id"));
if (attributes.getAttribute("profile").length() != 0) {
getPayloadInternal().setIsFileTransfer(attributes.getAttribute("profile").equals(FILE_TRANSFER_NS));
}
}
else if (level == PayloadLevel) {
if (element.equals("file")) {
inFile = true;
currentFile = new StreamInitiationFileInfo();
currentFile.setName(attributes.getAttribute("name"));
try {
currentFile.setSize(Long.parseLong(attributes.getAttribute("size")));
}
catch (NumberFormatException e) {
}
}
else if (element.equals("feature") && ns.equals(FEATURE_NEG_NS)) {
inFeature = true;
}
}
else if (level == FileOrFeatureLevel) {
if (inFile && element.equals("desc")) {
currentText = "";
}
else if (inFeature && formParserFactory.canParse(element, ns, attributes)) {
assert(formParser == null);
formParser = (FormParser)(formParserFactory.createPayloadParser());
}
}
if (formParser != null) {
formParser.handleStartElement(element, ns, attributes);
}
++level;
}
/**
* @param element, NotNull.
* @param ns.
*/
@Override
public void handleEndElement(String element, String ns) {
NotNull.exceptIfNull(element, "element");
--level;
if (formParser != null) {
formParser.handleEndElement(element, ns);
}
if (level == TopLevel) {
}
else if (level == PayloadLevel) {
if (element.equals("file")) {
getPayloadInternal().setFileInfo(currentFile);
inFile = false;
}
else if (element.equals("feature") && ns.equals(FEATURE_NEG_NS)) {
inFeature = false;
}
}
else if (level == FileOrFeatureLevel) {
if (inFile && element.equals("desc")) {
currentFile.setDescription(currentText);
}
else if (formParser != null) {
Form form = formParser.getPayloadInternal();
if (form != null) {
FormField field = (FormField)(form.getField("stream-method"));
if (field != null) {
if (form.getType().equals(Form.Type.FORM_TYPE)) {
for (FormField.Option option : field.getOptions()) {
getPayloadInternal().addProvidedMethod(option.value_);
}
}
else if (form.getType().equals(Form.Type.SUBMIT_TYPE)) {
if (!field.getValues().isEmpty()) {
getPayloadInternal().setRequestedMethod(field.getValues().get(0));
}
}
}
}
formParser = null;
}
}
}
/**
* @param data, NotNull.
*/
@Override
public void handleCharacterData(String data) {
NotNull.exceptIfNull(data, "data");
if (formParser != null) {
formParser.handleCharacterData(data);
}
else {
currentText += data;
}
}
}
|
Swift