235 lines
7.5 KiB
Perl
235 lines
7.5 KiB
Perl
package WebGUI::Form::File;
|
|
|
|
=head1 LEGAL
|
|
|
|
-------------------------------------------------------------------
|
|
WebGUI is Copyright 2001-2007 Plain Black Corporation.
|
|
-------------------------------------------------------------------
|
|
Please read the legal notices (docs/legal.txt) and the license
|
|
(docs/license.txt) that came with this distribution before using
|
|
this software.
|
|
-------------------------------------------------------------------
|
|
http://www.plainblack.com info@plainblack.com
|
|
-------------------------------------------------------------------
|
|
|
|
=cut
|
|
|
|
use strict;
|
|
use base 'WebGUI::Form::Control';
|
|
use WebGUI::International;
|
|
use WebGUI::Storage;
|
|
use WebGUI::Form::Hidden;
|
|
|
|
=head1 NAME
|
|
|
|
Package WebGUI::Form::File
|
|
|
|
=head1 DESCRIPTION
|
|
|
|
Creates a javascript driven file upload control for files.
|
|
|
|
=head1 SEE ALSO
|
|
|
|
This is a subclass of WebGUI::Form::Control.
|
|
|
|
=head1 METHODS
|
|
|
|
The following methods are specifically available from this class. Check the superclass for additional methods.
|
|
|
|
=cut
|
|
|
|
#-------------------------------------------------------------------
|
|
|
|
=head2 definition ( [ additionalTerms ] )
|
|
|
|
See the super class for additional details.
|
|
|
|
=head3 additionalTerms
|
|
|
|
The following additional parameters have been added via this sub class.
|
|
|
|
=head4 name
|
|
|
|
If no name is specified a default name of "file" will be used.
|
|
|
|
=head4 maxAttachments
|
|
|
|
How many attachments will be allowed to be uploaded. However, the file form
|
|
only supports displaying/deleting 1 attachment.
|
|
|
|
=head4 profileEnabled
|
|
|
|
Flag that tells the User Profile system that this is a valid form element in a User Profile
|
|
|
|
=head4 deleteFileUrl
|
|
|
|
A url that will get a filename appended to it and then links to delete the files will be generated automatically.
|
|
|
|
=cut
|
|
|
|
sub definition {
|
|
my $class = shift;
|
|
my $session = shift;
|
|
my $definition = shift || [];
|
|
my $i18n = WebGUI::International->new($session);
|
|
push(@{$definition}, {
|
|
formName=>{
|
|
defaultValue=>$i18n->get("file")
|
|
},
|
|
name=>{
|
|
defaultValue=>"file"
|
|
},
|
|
maxAttachments=>{
|
|
defaultValue=>1
|
|
},
|
|
profileEnabled=>{
|
|
defaultValue=>1
|
|
},
|
|
deleteFileUrl=>{
|
|
defaultValue=>undef
|
|
},
|
|
dbDataType => {
|
|
defaultValue => "VARCHAR(22) BINARY",
|
|
},
|
|
});
|
|
return $class->SUPER::definition($session, $definition);
|
|
}
|
|
|
|
#-------------------------------------------------------------------
|
|
|
|
=head2 displayForm ( )
|
|
|
|
If an file is uploaded, then return an icon for that file's type and a control to
|
|
delete it. Otherwise, display a form element to upload a file.
|
|
|
|
=cut
|
|
|
|
sub displayForm {
|
|
my ($self) = @_;
|
|
return $self->toHtml unless $self->get("value");
|
|
##There are files inside here, for each one, display the file icon
|
|
##and another form control for deleting it.
|
|
my $location = WebGUI::Storage->get($self->session,$self->get("value"));
|
|
my $fileForm = '';
|
|
my $i18n = WebGUI::International->new($self->session);
|
|
my $file = shift @{ $location->getFiles };
|
|
$fileForm .= sprintf qq!<img src="%s" /><br />!, $location->getFileIconUrl($file);
|
|
$fileForm .= $i18n->get(392)
|
|
. " "x4
|
|
. WebGUI::Form::YesNo->new($self->session,{-name=>$self->privateName('delete'), -value=>0})->toHtml;
|
|
$fileForm .= $self->toHtmlAsHidden();
|
|
$fileForm .= WebGUI::Form::Hidden->new($self->session, {-name => $self->privateName('action'), -value => 'keep'})->toHtml();
|
|
return $fileForm;
|
|
}
|
|
|
|
#-------------------------------------------------------------------
|
|
|
|
=head2 displayValue ( )
|
|
|
|
This utility method is used to format values for the Profile system. Most
|
|
form elements will just return their value.
|
|
|
|
=cut
|
|
|
|
sub displayValue {
|
|
my ($self) = @_;
|
|
return '' unless $self->get("value");
|
|
my $location = WebGUI::Storage->get($self->session,$self->get("value"));
|
|
my $file = shift @{ $location->getFiles };
|
|
my $fileValue = sprintf qq|<img src="%s" /> %s|, $location->getFileIconUrl($file), $file;
|
|
return $fileValue;
|
|
}
|
|
|
|
#-------------------------------------------------------------------
|
|
|
|
=head2 getValueFromPost ( )
|
|
|
|
Returns the storageId for the storage location that the file(s) got
|
|
uploaded to. Returns undef if no files were uploaded. Also handles
|
|
deleting the file if it was specified.
|
|
|
|
=cut
|
|
|
|
sub getValueFromPost {
|
|
my $self = shift;
|
|
my $value = $self->get("value");
|
|
if ($self->session->form->param($self->privateName('delete'))) {
|
|
my $storage = WebGUI::Storage->get($self->session,$value);
|
|
$storage->delete if defined $storage;
|
|
return '';
|
|
} elsif ($self->session->form->param($self->privateName('action')) eq 'keep') {
|
|
return $value;
|
|
} elsif ($self->session->form->param($self->privateName('action')) eq 'upload') {
|
|
my $storage = undef;
|
|
if ($value ne "") {
|
|
$storage = WebGUI::Storage::Image->get($self->session, $value);
|
|
} else {
|
|
$storage = WebGUI::Storage::Image->create($self->session);
|
|
}
|
|
$storage->addFileFromFormPost($self->get("name")."_file",1000);
|
|
my @files = @{ $storage->getFiles };
|
|
if (scalar(@files) < 1) {
|
|
$storage->delete;
|
|
return undef;
|
|
} else {
|
|
my $id = $storage->getId;
|
|
$self->set("value", $id);
|
|
return $id;
|
|
}
|
|
}
|
|
return undef;
|
|
}
|
|
|
|
#-------------------------------------------------------------------
|
|
|
|
=head2 toHtml ( )
|
|
|
|
Renders a file upload control.
|
|
|
|
=cut
|
|
|
|
sub toHtml {
|
|
my $self = shift;
|
|
my $i18n = WebGUI::International->new($self->session);
|
|
my $uploadControl = undef;
|
|
my $storage = WebGUI::Storage->get($self->session, $self->get("value")) if ($self->get("value"));
|
|
my @files = $storage->getFiles if (defined $storage);
|
|
my $maxFiles = $self->get('maxAttachments') - scalar(@files);
|
|
if ($maxFiles > 0) {
|
|
$self->session->style->setScript($self->session->url->extras('FileUploadControl.js'),{type=>"text/javascript"});
|
|
$uploadControl = '<script type="text/javascript">
|
|
var fileIcons = new Array();
|
|
';
|
|
opendir(DIR,$self->session->config->get("extrasPath").'/fileIcons');
|
|
my @icons = readdir(DIR);
|
|
closedir(DIR);
|
|
foreach my $file (@icons) {
|
|
unless ($file eq "." || $file eq "..") {
|
|
my $ext = $file;
|
|
$ext =~ s/(.*?)\.gif/$1/;
|
|
$uploadControl .= 'fileIcons["'.$ext.'"] = "'.$self->session->url->extras('fileIcons/'.$file).'";'."\n";
|
|
}
|
|
}
|
|
$uploadControl .= sprintf q!var uploader = new FileUploadControl("%s", fileIcons, "%s","%d"); uploader.addRow(); </script>!
|
|
, $self->get("name")."_file", $i18n->get("removeLabel"), $maxFiles;
|
|
$uploadControl .= WebGUI::Form::Hidden->new($self->session, {-name => $self->privateName('action'), -value => 'upload'})->toHtml()."<br />";
|
|
} else {
|
|
$uploadControl .= WebGUI::Form::Hidden->new($self->session, {-name => $self->get("name"), -value => $self->get("value")})->toHtml()."<br />";
|
|
$uploadControl .= WebGUI::Form::Hidden->new($self->session, {-name => $self->privateName('action'), -value => 'keep'})->toHtml()."<br />";
|
|
}
|
|
if (scalar(@files)) {
|
|
foreach my $file (@{$storage->getFiles}) {
|
|
if ($self->get("deleteFileUrl")) {
|
|
$uploadControl .= '<p style="display:inline;vertical-align:middle;"><a href="'.$self->get("deleteFileUrl").$file.'">'
|
|
.'<img src="'.$self->session->icon->getBaseURL().'delete.gif" style="vertical-align:middle;border: 0px;" alt="x" /></a></p> ';
|
|
}
|
|
$uploadControl .= '<p style="display:inline;vertical-align:middle;"><a href="'.$storage->getUrl($file).'">'
|
|
.'<img src="'.$storage->getFileIconUrl($file).'" style="vertical-align:middle;border: 0px;" alt="'
|
|
.$file.'" /> '.$file.'</a></p><br />';
|
|
}
|
|
}
|
|
return $uploadControl;
|
|
}
|
|
|
|
1;
|
|
|