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Use DOM manipulation to add new upload fields, as editing innerHTML causes the values of existing fields to be lost

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Jamie Cameron
2013-12-20 15:15:22 -08:00
parent 6ee717361a
commit cbb205b35b
1 changed files with 25 additions and 12 deletions
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37
mailboxes/folders-lib.pl
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@@ -3379,37 +3379,50 @@ local ($count, $server_attach) = @_;
# Work out if any attachments are supported
my $any_attach = $server_attach || !$main::no_browser_uploads;
my ($uploader, $ssider);
if ($any_attach && &supports_javascript()) {
# Javascript to increase attachments fields
$uploader = &ui_upload("NAME", 80, 0, "style='width:100%'");
$uploader =~ s/\r|\n//g;
$uploader =~ s/"/\\"/g;
$ssider = &ui_textbox("NAME", undef, 60, 0, undef, "style='width:95%'").
&file_chooser_button("NAME");
$ssider =~ s/\r|\n//g;
$ssider =~ s/"/\\"/g;
print <<EOF;
<script>
function add_attachment()
{
var block = document.getElementById("attachblock");
var uploader = "$uploader";
if (block) {
var count = 0;
var first_input = document.forms[0]["attach0"];
while(document.forms[0]["attach"+count]) { count++; }
block.innerHTML += uploader.replace("NAME", "attach"+count)+"<br>\\n";
var new_input = document.createElement('input');
new_input.setAttribute('name', "attach"+count);
new_input.setAttribute('type', 'file');
if (first_input) {
new_input.setAttribute('size',
first_input.getAttribute('size'));
new_input.setAttribute('class',
first_input.getAttribute('class'));
}
block.appendChild(new_input);
var new_br = document.createElement('br');
block.appendChild(new_br);
}
return false;
}
function add_ss_attachment()
{
var block = document.getElementById("ssattachblock");
var uploader = "$ssider";
if (block) {
var count = 0;
var first_input = document.forms[0]["file0"];
while(document.forms[0]["file"+count]) { count++; }
block.innerHTML += uploader.replace("NAME", "file"+count)+"<br>\\n";
var new_input = document.createElement('input');
new_input.setAttribute('name', "file"+count);
if (first_input) {
new_input.setAttribute('size',
first_input.getAttribute('size'));
new_input.setAttribute('class',
first_input.getAttribute('class'));
}
block.appendChild(new_input);
var new_br = document.createElement('br');
block.appendChild(new_br);
}
return false;
}