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62 lines
1.8 KiB
62 lines
1.8 KiB
#!/usr/bin/perl
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# *************************************************************
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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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# *************************************************************
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require "common.pl";
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%aRequestMap = common::HTTP_getRequest();
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# get new picture
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$sCurrPic = $aRequestMap{ "CurrPic" };
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@aPictureArray = common::File_read( "picture.txt" );
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$nPictureArrayLen = @aPictureArray;
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# check if + or - was pressed
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if( $aRequestMap{ "Auswahl" } eq "+" )
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{
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$sCurrPic = abs( $sCurrPic ) + 1;
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}
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if( $aRequestMap{ "Auswahl" } eq "-" )
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{
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$sCurrPic = abs( $sCurrPic ) - 1;
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}
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# save picture name
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if( (abs( $sCurrPic ) > 0) && ( abs( $sCurrPic ) < ( $nPictureArrayLen ) ) )
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{
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open( F_CURRPIC, ">currpic.txt");
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print F_CURRPIC abs( $sCurrPic );
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close( F_CURRPIC );
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}
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# return to edit page
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print "Content-type: text/html\n\n";
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print "<HTML>\n<HEAD>\n";
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print "<META http-equiv=\"refresh\" CONTENT=\"0 ;URL=editpic.pl\">";
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print "<title>savepic.pl</title>";
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print "</HEAD>\n";
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print "<BODY>\n";
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print "</BODY>\n";
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print "</HTML>\n";
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%>
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