1*24acc546SAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3*24acc546SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4*24acc546SAndrew Rist * or more contributor license agreements. See the NOTICE file
5*24acc546SAndrew Rist * distributed with this work for additional information
6*24acc546SAndrew Rist * regarding copyright ownership. The ASF licenses this file
7*24acc546SAndrew Rist * to you under the Apache License, Version 2.0 (the
8*24acc546SAndrew Rist * "License"); you may not use this file except in compliance
9*24acc546SAndrew Rist * with the License. You may obtain a copy of the License at
10*24acc546SAndrew Rist *
11*24acc546SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12*24acc546SAndrew Rist *
13*24acc546SAndrew Rist * Unless required by applicable law or agreed to in writing,
14*24acc546SAndrew Rist * software distributed under the License is distributed on an
15*24acc546SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*24acc546SAndrew Rist * KIND, either express or implied. See the License for the
17*24acc546SAndrew Rist * specific language governing permissions and limitations
18*24acc546SAndrew Rist * under the License.
19*24acc546SAndrew Rist *
20*24acc546SAndrew Rist *************************************************************/
21*24acc546SAndrew Rist
22*24acc546SAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_forms.hxx"
26cdf0e10cSrcweir
27cdf0e10cSrcweir #include <com/sun/star/xml/xpath/XPathObjectType.hpp>
28cdf0e10cSrcweir #include <com/sun/star/xml/dom/XNode.hpp>
29cdf0e10cSrcweir #include <com/sun/star/xml/dom/XText.hpp>
30cdf0e10cSrcweir #include <com/sun/star/xml/dom/XNodeList.hpp>
31cdf0e10cSrcweir #include <com/sun/star/xml/dom/NodeType.hpp>
32cdf0e10cSrcweir
33cdf0e10cSrcweir #include <rtl/ustrbuf.hxx>
34cdf0e10cSrcweir #include <rtl/strbuf.hxx>
35cdf0e10cSrcweir #include <unotools/processfactory.hxx>
36cdf0e10cSrcweir
37cdf0e10cSrcweir #include <stdio.h>
38cdf0e10cSrcweir
39cdf0e10cSrcweir #include "serialization_urlencoded.hxx"
40cdf0e10cSrcweir
41cdf0e10cSrcweir using namespace utl;
42cdf0e10cSrcweir using namespace CSS::uno;
43cdf0e10cSrcweir using namespace CSS::io;
44cdf0e10cSrcweir using namespace CSS::xml::xpath;
45cdf0e10cSrcweir using namespace CSS::xml::dom;
46cdf0e10cSrcweir
CSerializationURLEncoded()47cdf0e10cSrcweir CSerializationURLEncoded::CSerializationURLEncoded()
48cdf0e10cSrcweir : m_aFactory(getProcessServiceFactory())
49cdf0e10cSrcweir , m_aPipe(Reference< XOutputStream > (m_aFactory->createInstance(
50cdf0e10cSrcweir ::rtl::OUString::createFromAscii("com.sun.star.io.Pipe")), UNO_QUERY))
51cdf0e10cSrcweir {
52cdf0e10cSrcweir }
53cdf0e10cSrcweir
54cdf0e10cSrcweir
55cdf0e10cSrcweir /*
56cdf0e10cSrcweir rfc2396
57cdf0e10cSrcweir reserved = ";" | "/" | "?" | ":" | "@" | "&" | "=" | "+" |
58cdf0e10cSrcweir "$" | ","
59cdf0e10cSrcweir mark = "-" | "_" | "." | "!" | "~" | "*" | "'" | "(" | ")"
60cdf0e10cSrcweir unreserved = alphanum | mark
61cdf0e10cSrcweir */
is_unreserved(sal_Char c)62cdf0e10cSrcweir sal_Bool CSerializationURLEncoded::is_unreserved(sal_Char c)
63cdf0e10cSrcweir {
64cdf0e10cSrcweir //digit?
65cdf0e10cSrcweir if (c >= '0' && c <= '9') return sal_True;
66cdf0e10cSrcweir if (c >= 'A' && c <= 'Z') return sal_True;
67cdf0e10cSrcweir if (c >= 'a' && c <= 'z') return sal_True;
68cdf0e10cSrcweir switch (c) {
69cdf0e10cSrcweir case '-':
70cdf0e10cSrcweir case '_':
71cdf0e10cSrcweir case '.':
72cdf0e10cSrcweir case '!':
73cdf0e10cSrcweir case '~':
74cdf0e10cSrcweir case '*':
75cdf0e10cSrcweir case '\'':
76cdf0e10cSrcweir case '(':
77cdf0e10cSrcweir case ')':
78cdf0e10cSrcweir return sal_True;
79cdf0e10cSrcweir }
80cdf0e10cSrcweir return sal_False;
81cdf0e10cSrcweir }
encode_and_append(const::rtl::OUString & aString,::rtl::OStringBuffer & aBuffer)82cdf0e10cSrcweir void CSerializationURLEncoded::encode_and_append(const ::rtl::OUString& aString, ::rtl::OStringBuffer& aBuffer)
83cdf0e10cSrcweir {
84cdf0e10cSrcweir ::rtl::OString utf8String = OUStringToOString(aString, RTL_TEXTENCODING_UTF8);
85cdf0e10cSrcweir const sal_uInt8 *pString = reinterpret_cast< const sal_uInt8 * >( utf8String.getStr() );
86cdf0e10cSrcweir sal_Char tmpChar[4]; tmpChar[3] = 0;
87cdf0e10cSrcweir
88cdf0e10cSrcweir while( *pString != 0)
89cdf0e10cSrcweir {
90cdf0e10cSrcweir if( *pString < 0x80 )
91cdf0e10cSrcweir {
92cdf0e10cSrcweir if ( is_unreserved(*pString) ) {
93cdf0e10cSrcweir aBuffer.append(*pString);
94cdf0e10cSrcweir } else if (*pString == 0x20) {
95cdf0e10cSrcweir aBuffer.append('+');
96cdf0e10cSrcweir } else if (*pString == 0x0d && *(pString+1) == 0x0a) {
97cdf0e10cSrcweir aBuffer.append("%0D%0A");
98cdf0e10cSrcweir pString++;
99cdf0e10cSrcweir } else if (*pString == 0x0a) {
100cdf0e10cSrcweir aBuffer.append("%0D%0A");
101cdf0e10cSrcweir } else {
102cdf0e10cSrcweir snprintf(tmpChar, 3, "%%%X", *pString % 0x100);
103cdf0e10cSrcweir aBuffer.append(tmpChar);
104cdf0e10cSrcweir }
105cdf0e10cSrcweir } else {
106cdf0e10cSrcweir snprintf(tmpChar, 3, "%%%X", *pString % 0x100);
107cdf0e10cSrcweir aBuffer.append(tmpChar);
108cdf0e10cSrcweir while (*pString >= 0x80) {
109cdf0e10cSrcweir // continuation...
110cdf0e10cSrcweir pString++;
111cdf0e10cSrcweir snprintf(tmpChar, 3, "%%%X", *pString % 0x100);
112cdf0e10cSrcweir aBuffer.append(tmpChar);
113cdf0e10cSrcweir }
114cdf0e10cSrcweir }
115cdf0e10cSrcweir pString++;
116cdf0e10cSrcweir }
117cdf0e10cSrcweir }
118cdf0e10cSrcweir
serialize_node(const Reference<XNode> & aNode)119cdf0e10cSrcweir void CSerializationURLEncoded::serialize_node(const Reference< XNode >& aNode)
120cdf0e10cSrcweir {
121cdf0e10cSrcweir // serialize recursive
122cdf0e10cSrcweir // every element node E that has a text child T will be serialized in document order
123cdf0e10cSrcweir // <E1>T1<E2>T2</E2></E1><E3>T3</E3> -> E1=T2&E2=T2&E3=T3 (En := local name)
124cdf0e10cSrcweir
125cdf0e10cSrcweir // this node
126cdf0e10cSrcweir Reference< XNodeList > aChildList = aNode->getChildNodes();
127cdf0e10cSrcweir Reference< XNode > aChild;
128cdf0e10cSrcweir // is this an element node?
129cdf0e10cSrcweir if (aNode->getNodeType() == NodeType_ELEMENT_NODE)
130cdf0e10cSrcweir {
131cdf0e10cSrcweir ::rtl::OUString aName = aNode->getNodeName();
132cdf0e10cSrcweir // find any text children
133cdf0e10cSrcweir ::rtl::OUStringBuffer aValue;
134cdf0e10cSrcweir Reference< XText > aText;
135cdf0e10cSrcweir for(sal_Int32 i=0; i < aChildList->getLength(); i++)
136cdf0e10cSrcweir {
137cdf0e10cSrcweir aChild = aChildList->item(i);
138cdf0e10cSrcweir if (aChild->getNodeType() == NodeType_TEXT_NODE)
139cdf0e10cSrcweir {
140cdf0e10cSrcweir aText = Reference< XText >(aChild, UNO_QUERY);
141cdf0e10cSrcweir aValue.append(aText->getData());
142cdf0e10cSrcweir }
143cdf0e10cSrcweir }
144cdf0e10cSrcweir
145cdf0e10cSrcweir // found anything?
146cdf0e10cSrcweir if (aValue.getLength() > 0)
147cdf0e10cSrcweir {
148cdf0e10cSrcweir ::rtl::OUString aUnencValue = aValue.makeStringAndClear();
149cdf0e10cSrcweir ::rtl::OStringBuffer aEncodedBuffer;
150cdf0e10cSrcweir encode_and_append(aName, aEncodedBuffer);
151cdf0e10cSrcweir aEncodedBuffer.append("=");
152cdf0e10cSrcweir encode_and_append(aUnencValue, aEncodedBuffer);
153cdf0e10cSrcweir aEncodedBuffer.append("&");
154cdf0e10cSrcweir sal_Int8 *pData = (sal_Int8*)aEncodedBuffer.getStr();
155cdf0e10cSrcweir Sequence< sal_Int8 > sData(pData, aEncodedBuffer.getLength());
156cdf0e10cSrcweir m_aPipe->writeBytes(sData);
157cdf0e10cSrcweir }
158cdf0e10cSrcweir }
159cdf0e10cSrcweir
160cdf0e10cSrcweir // element children...
161cdf0e10cSrcweir for(sal_Int32 i=0; i < aChildList->getLength(); i++)
162cdf0e10cSrcweir {
163cdf0e10cSrcweir aChild = aChildList->item(i);
164cdf0e10cSrcweir // if this is an element node, it might be a candidate for serialization
165cdf0e10cSrcweir if (aChild.is() && aChild->getNodeType() == NodeType_ELEMENT_NODE)
166cdf0e10cSrcweir serialize_node(aChild);
167cdf0e10cSrcweir }
168cdf0e10cSrcweir
169cdf0e10cSrcweir // siblings...
170cdf0e10cSrcweir // Reference< XNode > aSibling = aNode->getNextSibling();
171cdf0e10cSrcweir // if (aSibling.is())
172cdf0e10cSrcweir // serialize_node(aSibling);
173cdf0e10cSrcweir
174cdf0e10cSrcweir }
175cdf0e10cSrcweir
176cdf0e10cSrcweir /*
177cdf0e10cSrcweir void CSerializationURLEncoded::serialize_nodeset()
178cdf0e10cSrcweir {
179cdf0e10cSrcweir Reference< XNodeList > aNodeList = m_aXPathObject->getNodeList();
180cdf0e10cSrcweir for (sal_Int32 i=0; i<aNodeList->getLength(); i++)
181cdf0e10cSrcweir serialize_node(aNodeList->item(i));
182cdf0e10cSrcweir m_aPipe->closeOutput();
183cdf0e10cSrcweir }
184cdf0e10cSrcweir */
185cdf0e10cSrcweir
serialize()186cdf0e10cSrcweir void CSerializationURLEncoded::serialize()
187cdf0e10cSrcweir {
188cdf0e10cSrcweir
189cdf0e10cSrcweir // output stream to the pipe buffer
190cdf0e10cSrcweir Reference< XOutputStream > out(m_aPipe, UNO_QUERY);
191cdf0e10cSrcweir
192cdf0e10cSrcweir CSS::uno::Reference< CSS::xml::dom::XNode > cur = m_aFragment->getFirstChild();
193cdf0e10cSrcweir while (cur.is())
194cdf0e10cSrcweir {
195cdf0e10cSrcweir serialize_node(cur);
196cdf0e10cSrcweir cur = cur->getNextSibling();
197cdf0e10cSrcweir }
198cdf0e10cSrcweir m_aPipe->closeOutput();
199cdf0e10cSrcweir }
200cdf0e10cSrcweir
getInputStream()201cdf0e10cSrcweir Reference< XInputStream > CSerializationURLEncoded::getInputStream()
202cdf0e10cSrcweir {
203cdf0e10cSrcweir return Reference< XInputStream >(m_aPipe, UNO_QUERY);
204cdf0e10cSrcweir }
205cdf0e10cSrcweir
206cdf0e10cSrcweir
207