Thread Frage zur Automatisierung von Formulareingaben (7 answers)
Opened by Kuerbis at 2011-08-02 12:39

Kuerbis
 2011-08-03 08:09
#150999 #150999
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2011-03-20
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Code (perl): (dl )
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#!/usr/local/bin/perl
use warnings;
use 5.014;
use Mojolicious::Lite;
use DBI qw(:sql_types);

my $db = 'adressen_db';
my $dbh = DBI->connect( "DBI:SQLite:dbname=$db", "", "", {} );
$dbh->{RaiseError} = 1;
$dbh->{PrintError} = 0;
$dbh->{AutoCommit} = 1;
$dbh->{sqlite_unicode} = 1;
$dbh->do("PRAGMA cache_size = 400000");
$dbh->do("PRAGMA synchronous = OFF");

my $table = 'adressen';
#$dbh->do( "CREATE TABLE $table ( vorname TEXT, nachname TEXT, steuernummer TEXT PRIMARY KEY, strasse, nummer INTEGER, ort TEXT, plz INTEGER )" );


get '/namen' => sub {
        shift->render( 'namen' );
};

get '/steuernummer' => sub {
        my $self = shift;
        my $vorname = $self->param('vorname');
        my $nachname = $self->param('nachname');
        my $sth = $dbh->prepare( "SELECT steuernummer FROM $table WHERE vorname == ? AND nachname == ?" );
        $sth->execute( $vorname, $nachname );
        my @steuernummern;
        while ( my $row = $sth->fetchrow_hashref ) {
                push @steuernummern, $row->{steuernummer};
        }
        $self->stash( vorname => $vorname );
        $self->stash( nachname => $nachname );
        $self->stash( steuernummern => [ @steuernummern ] );
        $self->render( 'steuernummer' );
};

get '/adresse' => sub {
        my $self = shift;
        my $steuernummer = $self->param('steuernummer');
        my $vorname = $self->param('vorname');
        my $nachname = $self->param('nachname');
        my $sth = $dbh->prepare( "SELECT strasse, nummer, ort, plz FROM $table WHERE steuernummer == ?" );
        $sth->execute( $steuernummer );
        my $ref = $sth->fetchall_arrayref; 
        $self->stash( vorname => $vorname );
        $self->stash( nachname => $nachname );
        $self->stash( steuernummer => $steuernummer );
        $self->stash( strasse => '' );
        $self->stash( nummer => '' );
        $self->stash( ort => '' );
        $self->stash( plz => '' );
        $self->stash( exists => 0 );
        if ( @$ref == 1 and @{$ref->[0]} == 4 ) {
                my ( $strasse, $nummer, $ort, $plz ) = @{$ref->[0]};
                $self->stash( strasse => $strasse );
                $self->stash( nummer => $nummer );
                $self->stash( ort => $ort );
                $self->stash( plz => $plz );
                $self->stash( exists => 1 );
        }
        $self->render( 'adresse' );
};

get '/database' => sub {
        my $self = shift;
        my $vorname = $self->param('vorname');
        my $nachname = $self->param('nachname');
        my $steuernummer = $self->param('steuernummer');
        my $strasse = $self->param('strasse');
        my $nummer = $self->param('nummer');
        my $ort = $self->param('ort');
        my $plz = $self->param('plz');
        my $exists = $self->param('exists');    
        if ( not $exists ) {
                my $sth = $dbh->prepare( "INSERT INTO $table ( vorname, nachname, steuernummer, strasse, nummer, ort, plz ) VALUES ( ?, ?, ?, ?, ?, ?, ? )" );
                $sth->execute( $vorname, $nachname, $steuernummer, $strasse, $nummer, $ort, $plz );
        }
        $self->render( 'database' );
};

app->start;


__DATA__
@@ namen.html.ep
<!DOCTYPE html>
<html> 
        <head>
        </head>
        <body>
                <br /><br />
                <form action="steuernummer">
                        Vorname&nbsp;&nbsp;&nbsp;: <input type="text" name="vorname" required="required" size="40" maxlength="80" autofocus="autofocus" autocomplete="on" /> 
                        <br /><br />
                        Nachname: <input type="text" name="nachname" required="required" size="40" maxlength="80" autocomplete="on" /> 
                        <br /><br /><br /><br />
                        Weiter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: <input type="submit" />
                </form>
        </body>
</html> 

@@ steuernummer.html.ep
<!DOCTYPE html>
<html> 
        <head>
        </head>
        <body>
                <br /><br />
                <form action="adresse">
                        <input type='hidden' name='vorname' value="<%= $vorname %>">
                        <input type='hidden' name='nachname' value="<%= $nachname %>">
% if ( @$steuernummern == 0 ) {
                        Steuernummer: <input type="text" name="steuernummer" required="required" size="20" maxlength="20" autofocus="autofocus" /> 
% } elsif ( @$steuernummern == 1 ) {
                        Steuernummer: <input type="text" name="steuernummer" value="<%= $steuernummern->[0] %>" required="required" size="20" maxlength="20" autofocus="autofocus" /> 
% } else {
                        Steuernummer: <input type="text" name="steuernummer" required="required" size="20" maxlength="20" list="list_steuernummer" autofocus="autofocus" autocomplete="off" /> 
                        <datalist id="list_steuernummer">
%                       for my $value ( @{$steuernummern} ) {
                                <option value="<%= $value %>" />
%                       }
                        </datalist>
% }
                        <br /><br /><br /><br />
                        Weiter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: <input type="submit" />
                </form>
        </body>
</html> 

@@ adresse.html.ep
<!DOCTYPE html>
<html> 
        <head>
        </head>
        <body>
                <br /><br />
                <h1<%= "$steuernummer" %></h1>
                <form action="database">
                        <input type='hidden' name='vorname' value="<%= $vorname %>">
                        <input type='hidden' name='nachname' value="<%= $nachname %>">
                        <input type='hidden' name='steuernummer' value="<%= $steuernummer %>">
                        <input type='hidden' name='exists' value="<%= $exists %>">
                        Strasse&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: <input type="text" name="strasse" value="<%= $strasse %>" required="required" size="40" maxlength="80" autofocus="autofocus" autocomplete="on" /> 
                        <br /><br />
                        Nummer&nbsp;&nbsp;&nbsp;: <input type="number" name="nummer" value="<%= $nummer %>" required="required" size="5" maxlength="5" autocomplete="on" /> 
                        <br /><br />
                        Ort&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: <input type="text" name="ort" value="<%= $ort %>" required="required" size="40" maxlength="80" autocomplete="on" /> 
                        <br /><br />
                        PLZ&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: <input type="number" name="plz" value="<%= $plz %>" required="required" size="5" maxlength="5" autocomplete="on" /> 
                        <br /><br /><br /><br />
                        Weiter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: <input type="submit" />
                </form>
        </body>
</html> 

@@ database.html.ep
<!DOCTYPE html>
<html> 
        <head>
        </head>
        <body>
                <p>Klicken Sie auf <a href='namen'>weiter</a> um eine weiteren Eintrag hinzuzufügen.</p>
        </body>
</html>


Soweit ich es getestet habe, funktioniert es; aber vielleicht kann man hier noch etwas verbessern.

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