bugzilla-4intranet/attachment.cgi

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#!/usr/bin/perl -wT
# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# The contents of this file are subject to the Mozilla Public
# License Version 1.1 (the "License"); you may not use this file
# except in compliance with the License. You may obtain a copy of
# the License at http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS
# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
# implied. See the License for the specific language governing
# rights and limitations under the License.
#
# The Original Code is the Bugzilla Bug Tracking System.
#
# The Initial Developer of the Original Code is Netscape Communications
# Corporation. Portions created by Netscape are
# Copyright (C) 1998 Netscape Communications Corporation. All
# Rights Reserved.
#
# Contributor(s): Terry Weissman <terry@mozilla.org>
# Myk Melez <myk@mozilla.org>
# Daniel Raichle <draichle@gmx.net>
# Dave Miller <justdave@syndicomm.com>
# Alexander J. Vincent <ajvincent@juno.com>
# Max Kanat-Alexander <mkanat@bugzilla.org>
# Greg Hendricks <ghendricks@novell.com>
# Frédéric Buclin <LpSolit@gmail.com>
# Marc Schumann <wurblzap@gmail.com>
# Byron Jones <bugzilla@glob.com.au>
################################################################################
# Script Initialization
################################################################################
# Make it harder for us to do dangerous things in Perl.
use strict;
use lib qw(. lib);
use Bugzilla;
use Bugzilla::BugMail;
use Bugzilla::Constants;
use Bugzilla::Error;
use Bugzilla::Flag;
use Bugzilla::FlagType;
use Bugzilla::User;
use Bugzilla::Util;
use Bugzilla::Bug;
use Bugzilla::Field;
use Bugzilla::Attachment;
use Bugzilla::Attachment::PatchReader;
use Bugzilla::Token;
use Bugzilla::Keyword;
use Lingua::Translit;
use Archive::Zip qw ( :ERROR_CODES :CONSTANTS );
use Encode;
# For most scripts we don't make $cgi and $template global variables. But
# when preparing Bugzilla for mod_perl, this script used these
# variables in so many subroutines that it was easier to just
# make them globals.
local our $cgi = Bugzilla->cgi;
local our $template = Bugzilla->template;
local our $vars = {};
################################################################################
# Main Body Execution
################################################################################
# All calls to this script should contain an "action" variable whose
# value determines what the user wants to do. The code below checks
# the value of that variable and runs the appropriate code. If none is
# supplied, we default to 'view'.
# Determine whether to use the action specified by the user or the default.
my $action = $cgi->param('action') || 'view';
# You must use the appropriate urlbase/sslbase param when doing anything
# but viewing an attachment.
if ($action ne 'view') {
do_ssl_redirect_if_required();
if ($cgi->url_is_attachment_base) {
$cgi->redirect_to_urlbase;
}
Bugzilla->login();
}
# When viewing an attachment, do not request credentials if we are on
# the alternate host. Let view() decide when to call Bugzilla->login.
if ($action eq "view")
{
view();
}
elsif ($action eq "interdiff")
{
interdiff();
}
elsif ($action eq "diff")
{
diff();
}
elsif ($action eq "viewall")
{
viewall();
}
elsif ($action eq "enter")
{
Bugzilla->login(LOGIN_REQUIRED);
enter();
}
elsif ($action eq "insert")
{
Bugzilla->login(LOGIN_REQUIRED);
insert();
}
elsif ($action eq "edit")
{
edit();
}
elsif ($action eq "update")
{
Bugzilla->login(LOGIN_REQUIRED);
update();
}
elsif ($action eq "delete")
{
delete_attachment();
}
# Bug 129399
elsif ($action eq "zip")
{
all_attachments_in_zip();
}
# Bug 129398
elsif ($action eq "online_view")
{
view($action);
}
else
{
ThrowCodeError("unknown_action", { action => $action });
}
exit;
################################################################################
# Data Validation / Security Authorization
################################################################################
# Validates an attachment ID. Optionally takes a parameter of a form
# variable name that contains the ID to be validated. If not specified,
# uses 'id'.
# If the second parameter is true, the attachment ID will be validated,
# however the current user's access to the attachment will not be checked.
# Will throw an error if 1) attachment ID is not a valid number,
# 2) attachment does not exist, or 3) user isn't allowed to access the
# attachment.
#
# Returns an attachment object.
sub validateID {
my($param, $dont_validate_access) = @_;
$param ||= 'id';
# If we're not doing interdiffs, check if id wasn't specified and
# prompt them with a page that allows them to choose an attachment.
# Happens when calling plain attachment.cgi from the urlbar directly
if ($param eq 'id' && !$cgi->param('id')) {
$template->process("attachment/choose.html.tmpl", $vars) ||
ThrowTemplateError($template->error());
exit;
}
my $attach_id = $cgi->param($param);
# Validate the specified attachment id. detaint kills $attach_id if
# non-natural, so use the original value from $cgi in our exception
# message here.
detaint_natural($attach_id)
|| ThrowUserError("invalid_attach_id", { attach_id => $cgi->param($param) });
# Make sure the attachment exists in the database.
my $attachment = new Bugzilla::Attachment($attach_id)
|| ThrowUserError("invalid_attach_id", { attach_id => $attach_id });
return $attachment if ($dont_validate_access || check_can_access($attachment));
}
# Make sure the current user has access to the specified attachment.
sub check_can_access {
my $attachment = shift;
my $user = Bugzilla->user;
# Make sure the user is authorized to access this attachment's bug.
Bugzilla::Bug->check($attachment->bug_id);
if ($attachment->isprivate && $user->id != $attachment->attacher->id
&& !$user->is_insider)
{
ThrowUserError('auth_failure', {action => 'access',
object => 'attachment'});
}
return 1;
}
# Determines if the attachment is public -- that is, if users who are
# not logged in have access to the attachment
sub attachmentIsPublic {
my $attachment = shift;
return 0 if Bugzilla->params->{'requirelogin'};
return 0 if $attachment->isprivate;
my $anon_user = new Bugzilla::User;
return $anon_user->can_see_bug($attachment->bug_id);
}
# Validates format of a diff/interdiff. Takes a list as an parameter, which
# defines the valid format values. Will throw an error if the format is not
# in the list. Returns either the user selected or default format.
sub validateFormat
{
# receives a list of legal formats; first item is a default
my $format = $cgi->param('format') || $_[0];
if (!grep { $_ eq $format } @_)
{
ThrowUserError("invalid_format", { format => $format, formats => \@_ });
}
return $format;
}
# Validates context of a diff/interdiff. Will throw an error if the context
# is not number, "file" or "patch". Returns the validated, detainted context.
sub validateContext
{
my $context = $cgi->param('context') || "patch";
if ($context ne "file" && $context ne "patch") {
detaint_natural($context)
|| ThrowUserError("invalid_context", { context => $cgi->param('context') });
}
return $context;
}
################################################################################
# Functions
################################################################################
# Display an attachment.
sub view {
my $action = shift;
my $attachment;
if (use_attachbase()) {
$attachment = validateID(undef, 1);
my $path = 'attachment.cgi?id=' . $attachment->id;
# The user is allowed to override the content type of the attachment.
if (defined $cgi->param('content_type')) {
$path .= '&content_type=' . url_quote($cgi->param('content_type'));
}
# Make sure the attachment is served from the correct server.
my $bug_id = $attachment->bug_id;
if ($cgi->url_is_attachment_base($bug_id)) {
# No need to validate the token for public attachments. We cannot request
# credentials as we are on the alternate host.
if (!attachmentIsPublic($attachment)) {
my $token = $cgi->param('t');
my ($userid, undef, $token_attach_id) = Bugzilla::Token::GetTokenData($token);
unless ($userid
&& detaint_natural($token_attach_id)
&& ($token_attach_id == $attachment->id))
{
# Not a valid token.
print $cgi->redirect('-location' => correct_urlbase() . $path);
exit;
}
# Change current user without creating cookies.
Bugzilla->set_user(new Bugzilla::User($userid));
# Tokens are single use only, delete it.
delete_token($token);
}
}
elsif ($cgi->url_is_attachment_base) {
# If we come here, this means that each bug has its own host
# for attachments, and that we are trying to view one attachment
# using another bug's host. That's not desired.
$cgi->redirect_to_urlbase;
}
else {
# We couldn't call Bugzilla->login earlier as we first had to
# make sure we were not going to request credentials on the
# alternate host.
Bugzilla->login();
my $attachbase = Bugzilla->params->{'attachment_base'};
# Replace %bugid% by the ID of the bug the attachment
# belongs to, if present.
$attachbase =~ s/\%bugid\%/$bug_id/;
if (attachmentIsPublic($attachment)) {
# No need for a token; redirect to attachment base.
print $cgi->redirect(-location => $attachbase . $path);
exit;
} else {
# Make sure the user can view the attachment.
check_can_access($attachment);
# Create a token and redirect.
my $token = url_quote(issue_session_token($attachment->id));
print $cgi->redirect(-location => $attachbase . "$path&t=$token");
exit;
}
}
} else {
do_ssl_redirect_if_required();
# No alternate host is used. Request credentials if required.
Bugzilla->login();
$attachment = validateID();
}
# At this point, Bugzilla->login has been called if it had to.
my $contenttype = $attachment->contenttype;
my $filename = $attachment->filename;
# Bug 111522: allow overriding content-type manually in the posted form
# params.
if (defined $cgi->param('content_type')) {
$contenttype = $attachment->_check_content_type($cgi->param('content_type'));
}
# Return the appropriate HTTP response headers.
$attachment->datasize || ThrowUserError("attachment_removed");
$filename =~ s/^.*[\/\\]//;
# escape quotes and backslashes in the filename, per RFCs 2045/822
$filename =~ s/\\/\\\\/g; # escape backslashes
$filename =~ s/"/\\"/g; # escape quotes
# Bug 129398 - View office documents online
if (defined $action && $action eq 'online_view' && $attachment->isOfficeDocument())
{
Bugzilla->send_header();
print $attachment->_get_converted_html();
}
else
{
my $disposition = Bugzilla->params->{inline_attachment_mime};
$disposition = $disposition
&& Bugzilla->params->{allow_attachment_display}
&& $contenttype =~ /$disposition/is
? "inline" : "attachment";
if ($cgi->user_agent() =~ /MSIE/ && $cgi->user_agent() !~ /Opera/)
{
# Bug 57108 - russian filenames for MSIE
Encode::_utf8_off($filename);
Encode::from_to($filename, 'utf-8', 'cp1251');
}
# Don't send a charset header with attachments--they might not be UTF-8.
# However, we do allow people to explicitly specify a charset if they
# want.
my $data = $attachment->data;
if ($contenttype !~ /\bcharset=/i)
{
# Detect UTF-8 encoding
my $is_utf8 = 0;
if ($contenttype =~ m!^text/!iso)
{
Encode::_utf8_on($data);
$is_utf8 = utf8::valid($data);
Encode::_utf8_off($data);
}
# In order to prevent Apache from adding a charset, we have to send a
# charset that's a single space.
$cgi->charset($is_utf8 ? 'utf-8' : ' ');
}
$cgi->send_header(-type=>"$contenttype; name=\"$filename\"",
-content_disposition=> "$disposition; filename=\"$filename\"",
-content_length => $attachment->datasize);
disable_utf8();
print $data;
}
}
sub interdiff {
# Retrieve and validate parameters
my $old_attachment = validateID('oldid');
my $new_attachment = validateID('newid');
my $format = validateFormat('html', 'raw');
my $context = validateContext();
Bugzilla::Attachment::PatchReader::process_interdiff(
$old_attachment, $new_attachment, $format, $context);
}
sub diff {
# Retrieve and validate parameters
my $attachment = validateID();
my $format = validateFormat('html', 'raw');
my $context = validateContext();
# If it is not a patch, view normally.
if (!$attachment->ispatch) {
view();
return;
}
Bugzilla::Attachment::PatchReader::process_diff($attachment, $format, $context);
}
# Display all attachments for a given bug in a series of IFRAMEs within one
# HTML page.
sub viewall {
# Retrieve and validate parameters
my $bug = Bugzilla::Bug->check(scalar $cgi->param('bugid'));
my $bugid = $bug->id;
my $attachments = Bugzilla::Attachment->get_attachments_by_bug($bugid);
# Ignore deleted attachments.
@$attachments = grep { $_->datasize } @$attachments;
# Define the variables and functions that will be passed to the UI template.
$vars->{'bug'} = $bug;
$vars->{'attachments'} = $attachments;
my $format = "";
if ($cgi->param('format')) {
$format = "-".$cgi->param('format');
}
$vars->{'show_obsolete'} = $cgi->param('show_obsolete');
# Generate and return the UI (HTML page) from the appropriate template.
$template->process("attachment/show-multiple".$format.".html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
# Display a form for entering a new attachment.
sub enter {
# Retrieve and validate parameters
my $bug = Bugzilla::Bug->check(scalar $cgi->param('bugid'));
my $bugid = $bug->id;
Bugzilla::Attachment->_check_bug($bug);
my $dbh = Bugzilla->dbh;
my $user = Bugzilla->user;
# Retrieve the attachments the user can edit from the database and write
# them into an array of hashes where each hash represents one attachment.
my $canEdit = "";
if (!$user->in_group('editbugs', $bug->product_id)) {
$canEdit = "AND submitter_id = " . $user->id;
}
my $attach_ids = $dbh->selectcol_arrayref("SELECT attach_id FROM attachments
WHERE bug_id = ? AND isobsolete = 0 $canEdit
ORDER BY attach_id", undef, $bugid);
# Define the variables and functions that will be passed to the UI template.
$vars->{'bug'} = $bug;
$vars->{'attachments'} = Bugzilla::Attachment->new_from_list($attach_ids);
my $flag_types = Bugzilla::FlagType::match({'target_type' => 'attachment',
'product_id' => $bug->product_id,
'component_id' => $bug->component_id});
$vars->{'flag_types'} = $flag_types;
$vars->{'any_flags_requesteeble'} =
grep { $_->is_requestable && $_->is_requesteeble } @$flag_types;
$vars->{'token'} = issue_session_token('create_attachment:');
# Generate and return the UI (HTML page) from the appropriate template.
$template->process("attachment/create.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
# Insert a new attachment into the database.
sub insert
{
my $dbh = Bugzilla->dbh;
my $user = Bugzilla->user;
$dbh->bz_start_transaction;
# Retrieve and validate parameters
my $bug = Bugzilla::Bug->check(scalar $cgi->param('bugid'));
my $bugid = $bug->id;
my ($timestamp) = $dbh->selectrow_array("SELECT NOW()");
# Detect if the user already used the same form to submit an attachment
my $token = trim($cgi->param('token'));
check_token_data($token, qr/^create_attachment:/s, "show_bug.cgi?id=$bugid");
my (undef, undef, $old_attach_id) = Bugzilla::Token::GetTokenData($token);
$old_attach_id =~ s/^create_attachment://;
if ($old_attach_id) {
$vars->{'bugid'} = $bugid;
$vars->{'attachid'} = $old_attach_id;
$template->process("attachment/cancel-create-dupe.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
# Check attachments the user tries to mark as obsolete.
my @obsolete_attachments;
if ($cgi->param('obsolete')) {
my @obsolete = $cgi->param('obsolete');
@obsolete_attachments = Bugzilla::Attachment->validate_obsolete($bug, \@obsolete);
}
# Must be called before create() as it may alter $cgi->param('ispatch').
my $content_type = Bugzilla::Attachment::get_content_type();
my $data = scalar $cgi->param('attachurl') || $cgi->upload('data');
my $filename = '';
$filename = scalar $cgi->upload('data') || $cgi->param('filename') unless $cgi->param('attachurl');
if (scalar $cgi->param('text_attachment') !~ /^\s*$/so)
{
$data = $cgi->param('text_attachment');
$filename = $cgi->param('description');
}
if (Bugzilla->params->{utf8})
{
# CGI::upload() will probably return non-UTF8 string, so set UTF8 flag on it.
# Trick taint as utf8::decode() and Encode::_utf8_on() don't work on scalars
# which were once tainted...
$filename = trick_taint_copy($filename);
Encode::_utf8_on($filename);
}
my $attachment = Bugzilla::Attachment->create(
{bug => $bug,
creation_ts => $timestamp,
data => $data,
description => scalar $cgi->param('description'),
filename => $filename,
ispatch => scalar $cgi->param('ispatch'),
isprivate => scalar $cgi->param('isprivate'),
isurl => scalar $cgi->param('attachurl'),
mimetype => $content_type,
store_in_file => scalar $cgi->param('bigfile'),
base64_content => scalar $cgi->param('base64_content'),
});
foreach my $obsolete_attachment (@obsolete_attachments) {
$obsolete_attachment->set_is_obsolete(1);
$obsolete_attachment->update($timestamp);
}
my ($flags, $new_flags) = Bugzilla::Flag->extract_flags_from_cgi(
$bug, $attachment, $vars
);
$attachment->set_flags($flags, $new_flags);
$attachment->update($timestamp);
# Insert a comment about the new attachment into the database.
my $comment = $cgi->param('comment');
$comment = '' unless defined $comment;
$bug->add_comment($comment, { isprivate => $attachment->isprivate,
type => CMT_ATTACHMENT_CREATED,
work_time => scalar $cgi->param('work_time'),
extra_data => $attachment->id });
# When changing the bug status, we have to follow the workflow.
# Custis Bug 131574 - Update bug status, bug resolution, bug duplicate
if (defined $cgi->param('bug_status')) {
my $bug_status = $cgi->param('bug_status');
($bug_status) = grep { $_->name eq $bug_status } @{$bug->status->can_change_to};
if ($bug_status->comment_required_on_change_from($bug->status) && !$comment)
{
ThrowUserError('comment_required', { old => $bug->status,
new => $bug_status });
}
$bug->set_status(
scalar $cgi->param('bug_status'),
{
resolution => scalar $cgi->param('resolution'),
dupe_of => scalar $cgi->param('dup_id')
}
);
}
# Assign the bug to the user, if they are allowed to take it
my $owner = '';
if ($cgi->param('takebug'))
{
# Make sure the person we are taking the bug from gets mail.
$owner = $bug->assigned_to->login;
$bug->set_assigned_to($user);
}
$bug->update($timestamp);
if ($token) {
trick_taint($token);
$dbh->do('UPDATE tokens SET eventdata = ? WHERE token = ?', undef,
("create_attachment:" . $attachment->id, $token));
}
$dbh->bz_commit_transaction;
# Define the variables and functions that will be passed to the UI template.
$vars->{'attachment'} = $attachment;
# We cannot reuse the $bug object as delta_ts has eventually been updated
# since the object was created.
$vars->{'bugs'} = [new Bugzilla::Bug($bugid)];
$vars->{'header_done'} = 1;
$vars->{'contenttypemethod'} = $cgi->param('contenttypemethod');
my $send_results = send_results({
mailrecipients => { 'changer' => $user->login, 'owner' => $owner },
bug_id => $bugid,
});
# Operation result to save into session (CustIS Bug 64562)
my $session_data = {
title => "Attachment ".$attachment->id." added to ".Bugzilla->messages->{terms}->{Bug}." ".$attachment->bug_id,
sent => [$send_results],
sent_attrs => {
added_attachments => [ {
id => $attachment->id,
bug_id => $attachment->bug_id,
description => $attachment->description,
contenttype => $attachment->contenttype,
ctype_auto => $vars->{contenttypemethod} eq 'autodetect',
} ],
},
};
Bugzilla::Hook::process('attachment_post_create_result', { session_data => $session_data, vars => $vars });
if (Bugzilla->usage_mode != USAGE_MODE_EMAIL)
{
if (Bugzilla->save_session_data($session_data))
{
print $cgi->redirect(-location => 'show_bug.cgi?id='.$attachment->bug_id);
exit;
}
# Generate and return the UI (HTML page) from the appropriate template.
$template->process("attachment/created.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
}
# Displays a form for editing attachment properties.
# Any user is allowed to access this page, unless the attachment
# is private and the user does not belong to the insider group.
# Validations are done later when the user submits changes.
sub edit {
my $attachment = validateID();
my $bugattachments =
Bugzilla::Attachment->get_attachments_by_bug($attachment->bug_id);
# We only want attachment IDs.
@$bugattachments = map { $_->id } @$bugattachments;
my $any_flags_requesteeble =
grep { $_->is_requestable && $_->is_requesteeble } @{$attachment->flag_types};
# Useful in case a flagtype is no longer requestable but a requestee
# has been set before we turned off that bit.
$any_flags_requesteeble ||= grep { $_->requestee_id } @{$attachment->flags};
$vars->{'any_flags_requesteeble'} = $any_flags_requesteeble;
$vars->{'attachment'} = $attachment;
$vars->{'attachments'} = $bugattachments;
# Generate and return the UI (HTML page) from the appropriate template.
$template->process("attachment/edit.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
# Updates an attachment record. Only users with "editbugs" privileges,
# (or the original attachment's submitter) can edit the attachment.
# Users cannot edit the content of the attachment itself.
sub update {
my $user = Bugzilla->user;
my $dbh = Bugzilla->dbh;
# Start a transaction in preparation for updating the attachment.
$dbh->bz_start_transaction();
# Retrieve and validate parameters
my $attachment = validateID();
my $bug = $attachment->bug;
$attachment->_check_bug;
my $can_edit = $attachment->validate_can_edit($bug->product_id);
if ($can_edit) {
$attachment->set_description(scalar $cgi->param('description'));
$attachment->set_is_patch(scalar $cgi->param('ispatch'));
$attachment->set_content_type(scalar $cgi->param('contenttypeentry'));
$attachment->set_is_obsolete(scalar $cgi->param('isobsolete'));
$attachment->set_is_private(scalar $cgi->param('isprivate'));
$attachment->set_filename(scalar $cgi->param('filename'));
# Now make sure the attachment has not been edited since we loaded the page.
if (defined $cgi->param('delta_ts')
&& $cgi->param('delta_ts') ne $attachment->modification_time)
{
($vars->{'operations'}) =
Bugzilla::Bug::GetBugActivity($bug->id, $attachment->id, $cgi->param('delta_ts'));
# The token contains the old modification_time. We need a new one.
$cgi->param('token', issue_hash_token([$attachment->id, $attachment->modification_time]));
# If the modification date changed but there is no entry in
# the activity table, this means someone commented only.
# In this case, there is no reason to midair.
if (scalar(@{$vars->{'operations'}})) {
$cgi->param('delta_ts', $attachment->modification_time);
$vars->{'attachment'} = $attachment;
# Warn the user about the mid-air collision and ask them what to do.
$template->process("attachment/midair.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
}
}
# We couldn't do this check earlier as we first had to validate attachment ID
# and display the mid-air collision page if modification_time changed.
my $token = $cgi->param('token');
check_hash_token($token, [$attachment->id, $attachment->modification_time]);
# If the user submitted a comment while editing the attachment,
# add the comment to the bug. Do this after having validated isprivate!
my $comment = $cgi->param('comment');
if (defined $comment && trim($comment) ne '') {
$bug->add_comment($comment, { isprivate => $attachment->isprivate,
type => CMT_ATTACHMENT_UPDATED,
work_time => scalar $cgi->param('work_time'),
extra_data => $attachment->id });
}
if ($can_edit) {
my ($flags, $new_flags) =
Bugzilla::Flag->extract_flags_from_cgi($bug, $attachment, $vars);
$attachment->set_flags($flags, $new_flags);
}
# Figure out when the changes were made.
my $timestamp = $dbh->selectrow_array('SELECT LOCALTIMESTAMP(0)');
if ($can_edit) {
my $changes = $attachment->update($timestamp);
# If there are changes, we updated delta_ts in the DB. We have to
# reflect this change in the bug object.
$bug->{delta_ts} = $timestamp if scalar(keys %$changes);
}
# Commit the comment, if any.
$bug->update($timestamp);
# Commit the transaction now that we are finished updating the database.
$dbh->bz_commit_transaction();
# Define the variables and functions that will be passed to the UI template.
$vars->{'attachment'} = $attachment;
$vars->{'bugs'} = [$bug];
$vars->{'header_done'} = 1;
my $send_results = send_results({
bug_id => $bug->id,
mailrecipients => { 'changer' => $user->login },
});
$vars->{$_} = $send_results->{$_} for keys %$send_results;
# Operation result to save into session (CustIS Bug 64562)
my $session_data = {
sent => [ $send_results ],
sent_attrs => {
changed_attachment => {
id => $attachment->id,
bug_id => $attachment->bug_id,
description => $attachment->description,
},
},
};
if (Bugzilla->usage_mode != USAGE_MODE_EMAIL)
{
if (Bugzilla->save_session_data($session_data))
{
print $cgi->redirect(-location => 'show_bug.cgi?id='.$attachment->bug_id);
exit;
}
# Generate and return the UI (HTML page) from the appropriate template.
$template->process("attachment/updated.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
}
# Only administrators can delete attachments.
sub delete_attachment {
my $user = Bugzilla->login(LOGIN_REQUIRED);
my $dbh = Bugzilla->dbh;
$user->in_group('admin')
|| ThrowUserError('auth_failure', {group => 'admin',
action => 'delete',
object => 'attachment'});
Bugzilla->params->{'allow_attachment_deletion'}
|| ThrowUserError('attachment_deletion_disabled');
# Make sure the administrator is allowed to edit this attachment.
my $attachment = validateID();
Bugzilla::Attachment->_check_bug($attachment->bug);
$attachment->datasize || ThrowUserError('attachment_removed');
# We don't want to let a malicious URL accidentally delete an attachment.
my $token = trim($cgi->param('token'));
if ($token) {
my ($creator_id, $date, $event) = Bugzilla::Token::GetTokenData($token);
unless ($creator_id
&& ($creator_id == $user->id)
&& ($event eq 'delete_attachment' . $attachment->id))
{
# The token is invalid.
ThrowUserError('token_does_not_exist');
}
my $bug = new Bugzilla::Bug($attachment->bug_id);
# The token is valid. Delete the content of the attachment.
my $msg;
$vars->{'attachment'} = $attachment;
$vars->{'date'} = $date;
$vars->{'reason'} = clean_text($cgi->param('reason') || '');
$template->process("attachment/delete_reason.txt.tmpl", $vars, \$msg)
|| ThrowTemplateError($template->error());
# Paste the reason provided by the admin into a comment.
$bug->add_comment($msg);
# If the attachment is stored locally, remove it.
if (-e $attachment->_get_local_filename) {
unlink $attachment->_get_local_filename;
}
$attachment->remove_from_db();
# Now delete the token.
delete_token($token);
# Insert the comment.
$bug->update();
# Required to display the bug the deleted attachment belongs to.
$vars->{'bugs'} = [$bug];
$vars->{'header_done'} = 1;
# TODO save this into session and redirect
my $sent = send_results({
bug_id => $bug->id,
mailrecipients => { 'changer' => $user->login },
});
$vars->{$_} = $sent->{$_} for keys %$sent;
$template->process("attachment/updated.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
else {
# Create a token.
$token = issue_session_token('delete_attachment' . $attachment->id);
$vars->{'a'} = $attachment;
$vars->{'token'} = $token;
$template->process("attachment/confirm-delete.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
}
# Bug 129399
# Action скачивания всех прикреплённых файлов к багу в одном zip-архиве
sub all_attachments_in_zip {
my $user = Bugzilla->login(LOGIN_REQUIRED);
# Retrieve and validate parameters
my $bug = Bugzilla::Bug->check(scalar $cgi->param('bugid'));
my $bugid = $bug->id;
my $attachments = Bugzilla::Attachment->get_attachments_by_bug($bugid);
# Ignore deleted attachments.
@$attachments = grep { $_->datasize } @$attachments;
# Create ZIP file
my $transliter = Lingua::Translit->new('GOST 7.79 RUS');
my $archive = Archive::Zip->new();
my $filename = "attachments_for_bug_$bugid.zip";
foreach my $file (@$attachments) {
my $fn = $file->{filename};
Encode::_utf8_off($fn);
$fn = $transliter->translit($fn);
my $path = $file->_get_local_filename;
my $member = $archive->addFile($path, $fn);
$member->desiredCompressionMethod(COMPRESSION_DEFLATED);
}
# FIXME We don't send Content-Length - is it always OK?
# We could use IO::Scalar for it.
$cgi->send_header(-type => "application/zip; name=\"$filename\"",
-content_disposition => "attachment; filename=\"$filename\"");
$archive->writeToFileHandle(*STDOUT);
}