summaryrefslogtreecommitdiffstats
blob: 2505f076fe0c3366682f8d6daee83c66a50b05b6 (plain)
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
/*
 * Copyright (c) 2010 Remko Tronçon
 * Licensed under the GNU General Public License v3.
 * See Documentation/Licenses/GPLv3.txt for more information.
 */

#include <Swiften/Parser/PayloadParsers/IBBParser.h>

#include <boost/lexical_cast.hpp>

#include <Swiften/Base/foreach.h>
#include <Swiften/StringCodecs/Base64.h>

namespace Swift {

IBBParser::IBBParser() : level(TopLevel) {
}

IBBParser::~IBBParser() {
}

void IBBParser::handleStartElement(const std::string& element, const std::string&, const AttributeMap& attributes) {
	if (level == TopLevel) {
		if (element == "data") {
			getPayloadInternal()->setAction(IBB::Data);
			getPayloadInternal()->setStreamID(attributes.getAttribute("sid"));
			try {
				getPayloadInternal()->setSequenceNumber(boost::lexical_cast<int>(attributes.getAttribute("seq")));
			}
			catch (boost::bad_lexical_cast&) {
			}
		}
		else if (element == "open") {
			getPayloadInternal()->setAction(IBB::Open);
			getPayloadInternal()->setStreamID(attributes.getAttribute("sid"));
			if (attributes.getAttribute("stanza") == "message") {
				getPayloadInternal()->setStanzaType(IBB::MessageStanza);
			}
			else {
				getPayloadInternal()->setStanzaType(IBB::IQStanza);
			}
			try {
				getPayloadInternal()->setBlockSize(boost::lexical_cast<int>(attributes.getAttribute("block-size")));
			}
			catch (boost::bad_lexical_cast&) {
			}
		}
		else if (element == "close") {
			getPayloadInternal()->setAction(IBB::Close);
			getPayloadInternal()->setStreamID(attributes.getAttribute("sid"));
		}
	}
	++level;
}

void IBBParser::handleEndElement(const std::string& element, const std::string&) {
	--level;
	if (level == TopLevel) {
		if (element == "data") {
			std::vector<char> data;
			for (size_t i = 0; i < currentText.size(); ++i) {
				char c = currentText[i];
				if (c >= 48 && c <= 122) {
					data.push_back(c);
				}
			}
			getPayloadInternal()->setData(Base64::decode(std::string(&data[0], data.size())).getDataVector());
		}
	}
}

void IBBParser::handleCharacterData(const std::string& data) {
	currentText += data;
}


}