6265d66757
This removes the need for the sortByDocumentOrder function. b=85893 r=Pike rs=jag git-svn-id: svn://10.0.0.236/trunk@113703 18797224-902f-48f8-a5cc-f745e15eee43
104 lines
2.7 KiB
C++
104 lines
2.7 KiB
C++
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is XSL:P XSLT processor.
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*
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* The Initial Developer of the Original Code is Keith Visco.
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* Portions created by Keith Visco (C) 1999, 2000 Keith Visco.
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* All Rights Reserved.
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*
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* Contributor(s):
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*
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* Keith Visco, kvisco@ziplink.net
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* -- original author.
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*
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*/
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#include "XSLTFunctions.h"
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#include "Names.h"
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#ifdef TX_EXE
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#include <stdio.h>
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#else
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#include "prprf.h"
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#endif
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/*
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Implementation of XSLT 1.0 extension function: generate-id
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*/
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#ifndef HAVE_64BIT_OS
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const char GenerateIdFunctionCall::printfFmt[] = "id0x%08p";
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#else
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const char GenerateIdFunctionCall::printfFmt[] = "id0x%016p";
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#endif
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/**
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* Creates a new generate-id function call
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**/
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GenerateIdFunctionCall::GenerateIdFunctionCall()
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: FunctionCall(GENERATE_ID_FN)
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{}
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/**
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* Evaluates this Expr based on the given context node and processor state
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* @param context the context node for evaluation of this Expr
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* @param ps the ContextState containing the stack information needed
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* for evaluation
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* @return the result of the evaluation
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* @see FunctionCall.h
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**/
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ExprResult* GenerateIdFunctionCall::evaluate(Node* aContext,
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ContextState* aCs) {
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if (!requireParams(0, 1, aCs))
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return new StringResult();
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Node* node = 0;
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// get node to generate id for
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if (params.getLength() == 1) {
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txListIterator iter(¶ms);
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Expr* param = (Expr*)iter.next();
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ExprResult* exprResult = param->evaluate(aContext, aCs);
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if (!exprResult)
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return 0;
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if (exprResult->getResultType() != ExprResult::NODESET) {
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String err("Invalid argument passed to generate-id(), "
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"expecting NodeSet");
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aCs->recieveError(err);
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delete exprResult;
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return new StringResult(err);
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}
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NodeSet* nodes = (NodeSet*) exprResult;
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if (nodes->isEmpty())
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return new StringResult();
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node = nodes->get(0);
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delete exprResult;
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}
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else {
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node = aContext;
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}
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// generate id for selected node
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char buf[22];
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#ifdef TX_EXE
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sprintf(buf, printfFmt, node);
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#else
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PR_snprintf(buf, 21, printfFmt, node);
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#endif
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return new StringResult(buf);
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}
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