diff options
Diffstat (limited to 'perl/formfind.pl')
| -rw-r--r-- | perl/formfind.pl | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/perl/formfind.pl b/perl/formfind.pl new file mode 100644 index 000000000..cd1997642 --- /dev/null +++ b/perl/formfind.pl @@ -0,0 +1,273 @@ +#!/usr/local/bin/perl +# +# formfind.pl +# +# This script gets a HTML page from the specified URL and presents form +# information you may need in order to machine-make a respond to the form. +# +# Written to use 'curl' for URL fetching. +# +# Author: Daniel Stenberg <Daniel.Stenberg@sth.frontec.se> +# Version: 0.1 Nov 12, 1998 +# +# HISTORY +# +# 0.1 - Created now! +# +# TODO +# respect file:// URLs for local file fetches! + +$in=""; + +$usestdin = 0; +if($ARGV[0] eq "" ) { + $usestdin = 1; +} +else { + $geturl = $ARGV[0]; +} + +if(($geturl eq "") && !$usestdin) { + print "Usage: $0 <full source URL>\n", + " Use a traling slash for directory URLs!\n"; + exit; +} +# If you need a proxy for web access, edit your .curlrc file to feature +# -x <proxy:port> + +# linkchecker, URL will be appended to the right of this command line +# this is the one using HEAD: +$linkcheck = "curl -s -m 20 -I"; + +# as a second attempt, this will be used. This is not using HEAD but will +# get the whole frigging document! +$linkcheckfull = "curl -s -m 20 -i"; + +# htmlget, URL will be appended to the right of this command line +$htmlget = "curl -s"; + +# urlget, URL will be appended to the right of this command line +# this stores the file with the remote file name in the current dir +$urlget = "curl -O -s"; + +# Parse the input URL and split it into the relevant parts: + +sub SplitURL { + my $inurl = $_[0]; + + if($inurl=~ /^([^:]+):\/\/([^\/]*)\/(.*)\/(.*)/ ) { + $getprotocol = $1; + $getserver = $2; + $getpath = $3; + $getdocument = $4; + } + elsif ($inurl=~ /^([^:]+):\/\/([^\/]*)\/(.*)/ ) { + $getprotocol = $1; + $getserver = $2; + $getpath = $3; + $getdocument = ""; + + if($getpath !~ /\//) { + $getpath =""; + $getdocument = $3; + } + + } + elsif ($inurl=~ /^([^:]+):\/\/(.*)/ ) { + $getprotocol = $1; + $getserver = $2; + $getpath = ""; + $getdocument = ""; + } + else { + print "Couldn't parse the specified URL, retry please!\n"; + exit; + } +} + + +if(!$usestdin) { + + &SplitURL($geturl); +#print "protocol = $getprotocol\n"; +#print "server = $getserver\n"; +#print "path = $getpath\n"; +#print "document = $getdocument\n"; +#exit; + + open(HEADGET, "$linkcheck $geturl|") || + die "Couldn't get web page for some reason"; + headget: + while(<HEADGET>) { +# print $_; + if($_ =~ /HTTP\/.*3\d\d /) { + $pagemoved=1; + } + elsif($pagemoved && + ($_ =~ /^Location: (.*)/)) { + $geturl = $1; + + &SplitURL($geturl); + + $pagemoved++; + last headget; + } + } + close(HEADGET); + + if($pagemoved == 1) { + print "Page is moved but we don't know where. Did you forget the ", + "traling slash?\n"; + exit; + } + + open(WEBGET, "$htmlget $geturl|") || + die "Couldn't get web page for some reason"; + + while(<WEBGET>) { + $line = $_; + push @indoc, $line; + $line=~ s/\n//g; + $line=~ s/\r//g; +# print $line."\n"; + $in=$in.$line; + } + + close(WEBGET); +} +else { + while(<STDIN>) { + $line = $_; + push @indoc, $line; + $line=~ s/\n//g; + $line=~ s/\r//g; + $in=$in.$line; + } +} + + getlinkloop: + while($in =~ /[^<]*(<[^>]+>)/g ) { + # we have a tag in $1 + $tag = $1; + + if($tag =~ /^<!--/) { + # this is a comment tag, ignore it + } + else { + if(!$form && + ($tag =~ /^< *form/i )) { + $method= $tag; + if($method =~ /method *=/i) { + $method=~ s/.*method *= *(\"|)([^ \">]*).*/$2/gi; + } + else { + $method="get"; # default method + } + $action= $tag; + $action=~ s/.*action *= *(\"|)([^ \">]*).*/$2/gi; + + $method=uc($method); + + $enctype=$tag; + if ($enctype =~ /enctype *=/) { + $enctype=~ s/.*enctype *= *(\'|\"|)([^ \"\'>]*).*/$2/gi; + + if($enctype eq "multipart/form-data") { + $enctype="multipart form upload [use -F]" + } + $enctype = "\n--- type: $enctype"; + } + else { + $enctype=""; + } + + print "--- FORM report. Uses $method to URL \"$action\"$enctype\n"; +# print "TAG: $tag\n"; +# print "METHOD: $method\n"; +# print "ACTION: $action\n"; + $form=1; + } + elsif($form && + ($tag =~ /< *\/form/i )) { +# print "TAG: $tag\n"; + print "--- end of FORM\n"; + $form=0; + if( 0 ) { + print "*** Fill in all or any of these: (default assigns may be shown)\n"; + for(@vars) { + $var = $_; + $def = $value{$var}; + print "$var=$def\n"; + } + print "*** Pick one of these:\n"; + for(@alts) { + print "$_\n"; + } + } + undef @vars; + undef @alts; + } + elsif($form && + ($tag =~ /^< *(input|select)/i)) { + $mtag = $1; +# print "TAG: $tag\n"; + + $name=$tag; + if($name =~ /name *=/i) { + $name=~ s/.*name *= *(\"|)([^ \">]*).*/$2/gi; + } + else { + # no name given + $name=""; + } + # get value tag + $value= $tag; + if($value =~ /value *=/i) { + $value=~ s/.*value *= *(\"|)([^ \">]*).*/$2/gi; + } + else { + $value=""; + } + + if($mtag =~ /select/i) { + print "Select: $name\n"; + push @vars, "$name"; + $select = 1; + } + else { + $type=$tag; + if($type =~ /type *=/i) { + $type =~ s/.*type *= *(\"|)([^ \">]*).*/$2/gi; + } + else { + $type="text"; # default type + } + $type=uc($type); + if(lc($type) eq "reset") { + # reset types are for UI only, ignore. + } + elsif($name eq "") { + # let's read the value parameter + + print "Button: \"$value\" ($type)\n"; + push @alts, "$value"; + } + else { + $info=""; + if($value ne "") { + $info="=$value"; + } + print "Input: $name$info ($type)\n"; + push @vars, "$name"; + # store default value: + $value{$name}=$value; + } + } + } + elsif($select && + ($tag =~ /^< *\/ *select/i)) { + $select = 0; + } + } + } + |