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root |
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#!/usr/local/bin/perl -w |
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use strict 'refs'; |
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use lib '..'; |
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use CGI qw(:standard); |
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use CGI::Carp qw/fatalsToBrowser/; |
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print header(); |
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print start_html("File Upload Example"); |
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print strong("Version "),$CGI::VERSION,p; |
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print h1("File Upload Example"), |
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'This example demonstrates how to prompt the remote user to |
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select a remote file for uploading. ', |
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strong("This feature only works with Netscape 2.0 or greater, or IE 4.0 or greater."), |
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p, |
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'Select the ',cite('browser'),' button to choose a text file |
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to upload. When you press the submit button, this script |
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will count the number of lines, words, and characters in |
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the file.'; |
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my @types = ('count lines','count words','count characters'); |
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# Start a multipart form. |
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print start_multipart_form(), |
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"Enter the file to process:", |
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filefield('filename','',45), |
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br, |
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checkbox_group('count',\@types,\@types), |
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p, |
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reset,submit('submit','Process File'), |
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endform; |
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# Process the form if there is a file name entered |
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if (my $file = param('filename')) { |
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my %stats; |
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my $tmpfile=tmpFileName($file); |
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my $mimetype = uploadInfo($file)->{'Content-Type'} || ''; |
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print hr(), |
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h2($file), |
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h3($tmpfile), |
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h4("MIME Type:",em($mimetype)); |
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my($lines,$words,$characters,@words) = (0,0,0,0); |
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while (<$file>) { |
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$lines++; |
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$words += @words=split(/\s+/); |
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$characters += length($_); |
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} |
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close $file; |
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grep($stats{$_}++,param('count')); |
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if (%stats) { |
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print strong("Lines: "),$lines,br if $stats{'count lines'}; |
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print strong("Words: "),$words,br if $stats{'count words'}; |
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print strong("Characters: "),$characters,br if $stats{'count characters'}; |
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} else { |
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print strong("No statistics selected."); |
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} |
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} |
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# print cite("URL parameters: "),url_param(); |
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print hr(), |
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a({href=>"../cgi_docs.html"},"CGI documentation"), |
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hr, |
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address( |
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a({href=>'/~lstein'},"Lincoln D. Stein")), |
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br, |
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'Last modified July 17, 1996', |
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end_html; |
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