/
ManageAttachments.php
2042 lines (1799 loc) · 65.1 KB
/
ManageAttachments.php
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<?php
/**
* This file doing the job of attachments and avatars maintenance and management.
* @todo refactor as controller-model
*
* Simple Machines Forum (SMF)
*
* @package SMF
* @author Simple Machines http://www.simplemachines.org
* @copyright 2011 Simple Machines
* @license http://www.simplemachines.org/about/smf/license.php BSD
*
* @version 2.1 Alpha 1
*/
if (!defined('SMF'))
die('Hacking attempt...');
/**
* The main 'Attachments and Avatars' management function.
* This function is the entry point for index.php?action=admin;area=manageattachments
* and it calls a function based on the sub-action.
* It requires the manage_attachments permission.
*
* @uses ManageAttachments template.
* @uses Admin language file.
* @uses template layer 'manage_files' for showing the tab bar.
*
*/
function ManageAttachments()
{
global $txt, $modSettings, $scripturl, $context, $options;
// You have to be able to moderate the forum to do this.
isAllowedTo('manage_attachments');
// Setup the template stuff we'll probably need.
loadTemplate('ManageAttachments');
// If they want to delete attachment(s), delete them. (otherwise fall through..)
$subActions = array(
'attachments' => 'ManageAttachmentSettings',
'attachpaths' => 'ManageAttachmentPaths',
'avatars' => 'ManageAvatarSettings',
'browse' => 'BrowseFiles',
'byAge' => 'RemoveAttachmentByAge',
'bySize' => 'RemoveAttachmentBySize',
'maintenance' => 'MaintainFiles',
'moveAvatars' => 'MoveAvatars',
'repair' => 'RepairAttachments',
'remove' => 'RemoveAttachment',
'removeall' => 'RemoveAllAttachments'
);
call_integration_hook('integrate_manage_attachments', array(&$subActions));
// Pick the correct sub-action.
if (isset($_REQUEST['sa']) && isset($subActions[$_REQUEST['sa']]))
$context['sub_action'] = $_REQUEST['sa'];
else
$context['sub_action'] = 'browse';
// Default page title is good.
$context['page_title'] = $txt['attachments_avatars'];
// This uses admin tabs - as it should!
$context[$context['admin_menu_name']]['tab_data'] = array(
'title' => $txt['attachments_avatars'],
'help' => 'manage_files',
'description' => $txt['attachments_desc'],
);
// Finally fall through to what we are doing.
$subActions[$context['sub_action']]();
}
/**
* Allows to show/change attachment settings.
* This is the default sub-action of the 'Attachments and Avatars' center.
* Called by index.php?action=admin;area=manageattachments;sa=attachements.
*
* @param bool $return_config = false
* @uses 'attachments' sub template.
*/
function ManageAttachmentSettings($return_config = false)
{
global $txt, $modSettings, $scripturl, $context, $options, $sourcedir;
$context['valid_upload_dir'] = is_dir($modSettings['attachmentUploadDir']) && is_writable($modSettings['attachmentUploadDir']);
// Perform a test to see if the GD module or ImageMagick are installed.
$testImg = get_extension_funcs('gd') || class_exists('Imagick');
$txt['attachmentUploadDir_multiple_configure'] = '<a href="' . $scripturl . '?action=admin;area=manageattachments;sa=attachpaths">[' . $txt['attachmentUploadDir_multiple_configure'] . ']</a>';
// See if we can find if the server is set up to support the attacment limits
$post_max_size = ini_get('post_max_size');
$upload_max_filesize = ini_get('upload_max_filesize');
$testPM = !empty($post_max_size) ? (memoryReturnBytes($post_max_size) >= (isset($modSettings['attachmentPostLimit']) ? $modSettings['attachmentPostLimit'] * 1024 : 0)) : true;
$testUM = !empty($upload_max_filesize) ? (memoryReturnBytes($upload_max_filesize) >= (isset($modSettings['attachmentSizeLimit']) ? $modSettings['attachmentSizeLimit'] * 1024 : 0)) : true;
$config_vars = array(
array('title', 'attachment_manager_settings'),
// Are attachments enabled?
array('select', 'attachmentEnable', array($txt['attachmentEnable_deactivate'], $txt['attachmentEnable_enable_all'], $txt['attachmentEnable_disable_new'])),
'',
// Extension checks etc.
array('check', 'attachmentRecodeLineEndings'),
'',
// Directory and size limits.
empty($modSettings['currentAttachmentUploadDir']) ? array('text', 'attachmentUploadDir', 'subtext' => $txt['attachmentUploadDir_multiple_configure'], 40, 'invalid' => !$context['valid_upload_dir']) : array('var_message', 'attachmentUploadDir_multiple', 'message' => 'attachmentUploadDir_multiple_configure'),
array('int', 'attachmentDirSizeLimit', 'subtext' => $txt['zero_for_no_limit'], 6, 'postinput' => $txt['kilobyte']),
array('int', 'attachmentPostLimit', 'subtext' => $txt['zero_for_no_limit'], 6, 'postinput' => $txt['kilobyte']),
array('warning', empty($testPM) ? 'attachment_postsize_warning' : ''),
array('int', 'attachmentSizeLimit', 'subtext' => $txt['zero_for_no_limit'], 6, 'postinput' => $txt['kilobyte']),
array('warning', empty($testUM) ? 'attachment_filesize_warning' : ''),
array('int', 'attachmentNumPerPostLimit', 'subtext' => $txt['zero_for_no_limit'], 6),
// Security Items
array('title', 'attachment_security_settings'),
// Extension checks etc.
array('check', 'attachmentCheckExtensions'),
array('text', 'attachmentExtensions', 40),
'',
// Image checks.
array('warning', empty($testImg) ? 'attachment_img_enc_warning' : ''),
array('check', 'attachment_image_reencode'),
'',
array('warning', 'attachment_image_paranoid_warning'),
array('check', 'attachment_image_paranoid'),
// Thumbnail settings.
array('title', 'attachment_thumbnail_settings'),
array('check', 'attachmentShowImages'),
array('check', 'attachmentThumbnails'),
array('check', 'attachment_thumb_png'),
array('check', 'attachment_thumb_memory', 'subtext' => $txt['attachment_thumb_memory_note1'], 'postinput' => $txt['attachment_thumb_memory_note2']),
array('warning', 'attachment_thumb_memory_note'),
array('text', 'attachmentThumbWidth', 6),
array('text', 'attachmentThumbHeight', 6),
);
call_integration_hook('integrate_modify_attachment_settings', array(&$config_vars));
if ($return_config)
return $config_vars;
// These are very likely to come in handy! (i.e. without them we're doomed!)
require_once($sourcedir . '/ManagePermissions.php');
require_once($sourcedir . '/ManageServer.php');
// Saving settings?
if (isset($_GET['save']))
{
checkSession();
call_integration_hook('integrate_save_attachment_settings');
saveDBSettings($config_vars);
redirectexit('action=admin;area=manageattachments;sa=attachments');
}
$context['post_url'] = $scripturl . '?action=admin;area=manageattachments;save;sa=attachments';
prepareDBSettingContext($config_vars);
$context['sub_template'] = 'show_settings';
}
/**
* This allows to show/change avatar settings.
* Called by index.php?action=admin;area=manageattachments;sa=avatars.
* Show/set permissions for permissions: 'profile_server_avatar',
* 'profile_upload_avatar' and 'profile_remote_avatar'.
*
* @param bool $return_config = false
* @uses 'avatars' sub template.
*/
function ManageAvatarSettings($return_config = false)
{
global $txt, $context, $modSettings, $sourcedir, $scripturl;
// Perform a test to see if the GD module or ImageMagick are installed.
$testImg = get_extension_funcs('gd') || class_exists('Imagick');
$context['valid_avatar_dir'] = is_dir($modSettings['avatar_directory']);
$context['valid_custom_avatar_dir'] = empty($modSettings['custom_avatar_enabled']) || (!empty($modSettings['custom_avatar_dir']) && is_dir($modSettings['custom_avatar_dir']) && is_writable($modSettings['custom_avatar_dir']));
$config_vars = array(
// Server stored avatars!
array('title', 'avatar_server_stored'),
array('warning', empty($testImg) ? 'avatar_img_enc_warning' : ''),
array('permissions', 'profile_server_avatar', 0, $txt['avatar_server_stored_groups']),
array('text', 'avatar_directory', 40, 'invalid' => !$context['valid_avatar_dir']),
array('text', 'avatar_url', 40),
// External avatars?
array('title', 'avatar_external'),
array('permissions', 'profile_remote_avatar', 0, $txt['avatar_external_url_groups']),
array('check', 'avatar_download_external', 0, 'onchange' => 'fUpdateStatus();'),
array('text', 'avatar_max_width_external', 'subtext' => $txt['zero_for_no_limit'], 6),
array('text', 'avatar_max_height_external', 'subtext' => $txt['zero_for_no_limit'], 6),
array('select', 'avatar_action_too_large',
array(
'option_refuse' => $txt['option_refuse'],
'option_html_resize' => $txt['option_html_resize'],
'option_js_resize' => $txt['option_js_resize'],
'option_download_and_resize' => $txt['option_download_and_resize'],
),
),
// Uploadable avatars?
array('title', 'avatar_upload'),
array('permissions', 'profile_upload_avatar', 0, $txt['avatar_upload_groups']),
array('text', 'avatar_max_width_upload', 'subtext' => $txt['zero_for_no_limit'], 6),
array('text', 'avatar_max_height_upload', 'subtext' => $txt['zero_for_no_limit'], 6),
array('check', 'avatar_resize_upload', 'subtext' => $txt['avatar_resize_upload_note']),
array('check', 'avatar_reencode'),
'',
array('warning', 'avatar_paranoid_warning'),
array('check', 'avatar_paranoid'),
'',
array('check', 'avatar_download_png'),
array('select', 'custom_avatar_enabled', array($txt['option_attachment_dir'], $txt['option_specified_dir']), 'onchange' => 'fUpdateStatus();'),
array('text', 'custom_avatar_dir', 40, 'subtext' => $txt['custom_avatar_dir_desc'], 'invalid' => !$context['valid_custom_avatar_dir']),
array('text', 'custom_avatar_url', 40),
);
call_integration_hook('integrate_modify_avatar_settings', array(&$config_vars));
if ($return_config)
return $config_vars;
// We need this file for the settings template.
require_once($sourcedir . '/ManageServer.php');
// Saving avatar settings?
if (isset($_GET['save']))
{
checkSession();
// Just incase the admin forgot to set both custom avatar values, we disable it to prevent errors.
if (isset($_POST['custom_avatar_enabled']) && $_POST['custom_avatar_enabled'] == 1 && (empty($_POST['custom_avatar_dir']) || empty($_POST['custom_avatar_url'])))
$_POST['custom_avatar_enabled'] = 0;
call_integration_hook('integrate_save_avatar_settings');
saveDBSettings($config_vars);
redirectexit('action=admin;area=manageattachments;sa=avatars');
}
// Attempt to figure out if the admin is trying to break things.
$context['settings_save_onclick'] = 'return document.getElementById(\'custom_avatar_enabled\').value == 1 && (document.getElementById(\'custom_avatar_dir\').value == \'\' || document.getElementById(\'custom_avatar_url\').value == \'\') ? confirm(\'' . $txt['custom_avatar_check_empty'] . '\') : true;';
// We need this for the in-line permissions
createToken('admin-mp');
// Prepare the context.
$context['post_url'] = $scripturl . '?action=admin;area=manageattachments;save;sa=avatars';
prepareDBSettingContext($config_vars);
// Add a layer for the javascript.
$context['template_layers'][] = 'avatar_settings';
$context['sub_template'] = 'show_settings';
}
/**
* Show a list of attachment or avatar files.
* Called by ?action=admin;area=manageattachments;sa=browse for attachments
* and ?action=admin;area=manageattachments;sa=browse;avatars for avatars.
* Allows sorting by name, date, size and member.
* Paginates results.
*
* @uses the 'browse' sub template
*/
function BrowseFiles()
{
global $context, $txt, $scripturl, $options, $modSettings;
global $smcFunc, $sourcedir;
$context['sub_template'] = 'browse';
// Attachments or avatars?
$context['browse_type'] = isset($_REQUEST['avatars']) ? 'avatars' : (isset($_REQUEST['thumbs']) ? 'thumbs' : 'attachments');
// Set the options for the list component.
$listOptions = array(
'id' => 'file_list',
'title' => $txt['attachment_manager_' . ($context['browse_type'] === 'avatars' ? 'avatars' : ( $context['browse_type'] === 'thumbs' ? 'thumbs' : 'attachments'))],
'items_per_page' => $modSettings['defaultMaxMessages'],
'base_href' => $scripturl . '?action=admin;area=manageattachments;sa=browse' . ($context['browse_type'] === 'avatars' ? ';avatars' : ($context['browse_type'] === 'thumbs' ? ';thumbs' : '')),
'default_sort_col' => 'name',
'no_items_label' => $txt['attachment_manager_' . ($context['browse_type'] === 'avatars' ? 'avatars' : ( $context['browse_type'] === 'thumbs' ? 'thumbs' : 'attachments')) . '_no_entries'],
'get_items' => array(
'function' => 'list_getFiles',
'params' => array(
$context['browse_type'],
),
),
'get_count' => array(
'function' => 'list_getNumFiles',
'params' => array(
$context['browse_type'],
),
),
'columns' => array(
'name' => array(
'header' => array(
'value' => $txt['attachment_name'],
),
'data' => array(
'function' => create_function('$rowData', '
global $modSettings, $context, $scripturl;
$link = \'<a href="\';
// In case of a custom avatar URL attachments have a fixed directory.
if ($rowData[\'attachment_type\'] == 1)
$link .= sprintf(\'%1$s/%2$s\', $modSettings[\'custom_avatar_url\'], $rowData[\'filename\']);
// By default avatars are downloaded almost as attachments.
elseif ($context[\'browse_type\'] == \'avatars\')
$link .= sprintf(\'%1$s?action=dlattach;type=avatar;attach=%2$d\', $scripturl, $rowData[\'id_attach\']);
// Normal attachments are always linked to a topic ID.
else
$link .= sprintf(\'%1$s?action=dlattach;topic=%2$d.0;attach=%3$d\', $scripturl, $rowData[\'id_topic\'], $rowData[\'id_attach\']);
$link .= \'"\';
// Show a popup on click if it\'s a picture and we know its dimensions.
if (!empty($rowData[\'width\']) && !empty($rowData[\'height\']))
$link .= sprintf(\' onclick="return reqWin(this.href\' . ($rowData[\'attachment_type\'] == 1 ? \'\' : \' + \\\';image\\\'\') . \', %1$d, %2$d, true);"\', $rowData[\'width\'] + 20, $rowData[\'height\'] + 20);
$link .= sprintf(\'>%1$s</a>\', preg_replace(\'~&#(\\\\d{1,7}|x[0-9a-fA-F]{1,6});~\', \'&#\\\\1;\', htmlspecialchars($rowData[\'filename\'])));
// Show the dimensions.
if (!empty($rowData[\'width\']) && !empty($rowData[\'height\']))
$link .= sprintf(\' <span class="smalltext">%1$dx%2$d</span>\', $rowData[\'width\'], $rowData[\'height\']);
return $link;
'),
),
'sort' => array(
'default' => 'a.filename',
'reverse' => 'a.filename DESC',
),
),
'filesize' => array(
'header' => array(
'value' => $txt['attachment_file_size'],
),
'data' => array(
'function' => create_function('$rowData','
global $txt;
return sprintf(\'%1$s%2$s\', round($rowData[\'size\'] / 1024, 2), $txt[\'kilobyte\']);
'),
),
'sort' => array(
'default' => 'a.size',
'reverse' => 'a.size DESC',
),
),
'member' => array(
'header' => array(
'value' => $context['browse_type'] == 'avatars' ? $txt['attachment_manager_member'] : $txt['posted_by'],
),
'data' => array(
'function' => create_function('$rowData', '
global $scripturl;
// In case of an attachment, return the poster of the attachment.
if (empty($rowData[\'id_member\']))
return htmlspecialchars($rowData[\'poster_name\']);
// Otherwise it must be an avatar, return the link to the owner of it.
else
return sprintf(\'<a href="%1$s?action=profile;u=%2$d">%3$s</a>\', $scripturl, $rowData[\'id_member\'], $rowData[\'poster_name\']);
'),
),
'sort' => array(
'default' => 'mem.real_name',
'reverse' => 'mem.real_name DESC',
),
),
'date' => array(
'header' => array(
'value' => $context['browse_type'] == 'avatars' ? $txt['attachment_manager_last_active'] : $txt['date'],
),
'data' => array(
'function' => create_function('$rowData', '
global $txt, $context, $scripturl;
// The date the message containing the attachment was posted or the owner of the avatar was active.
$date = empty($rowData[\'poster_time\']) ? $txt[\'never\'] : timeformat($rowData[\'poster_time\']);
// Add a link to the topic in case of an attachment.
if ($context[\'browse_type\'] !== \'avatars\')
$date .= sprintf(\'<br />%1$s <a href="%2$s?topic=%3$d.0.msg%4$d#msg%4$d">%5$s</a>\', $txt[\'in\'], $scripturl, $rowData[\'id_topic\'], $rowData[\'id_msg\'], $rowData[\'subject\']);
return $date;
'),
),
'sort' => array(
'default' => $context['browse_type'] === 'avatars' ? 'mem.last_login' : 'm.id_msg',
'reverse' => $context['browse_type'] === 'avatars' ? 'mem.last_login DESC' : 'm.id_msg DESC',
),
),
'downloads' => array(
'header' => array(
'value' => $txt['downloads'],
),
'data' => array(
'function' => create_function('$rowData','
global $txt;
return comma_format($rowData[\'downloads\']);
'),
),
'sort' => array(
'default' => 'a.downloads',
'reverse' => 'a.downloads DESC',
),
),
'check' => array(
'header' => array(
'value' => '<input type="checkbox" onclick="invertAll(this, this.form);" class="input_check" />',
),
'data' => array(
'sprintf' => array(
'format' => '<input type="checkbox" name="remove[%1$d]" class="input_check" />',
'params' => array(
'id_attach' => false,
),
),
'style' => 'text-align: center',
),
),
),
'form' => array(
'href' => $scripturl . '?action=admin;area=manageattachments;sa=remove' . ($context['browse_type'] === 'avatars' ? ';avatars' : ($context['browse_type'] === 'thumbs' ? ';thumbs' : '')),
'include_sort' => true,
'include_start' => true,
'hidden_fields' => array(
'type' => $context['browse_type'],
),
),
'additional_rows' => array(
array(
'position' => 'below_table_data',
'value' => '<input type="submit" name="remove_submit" class="button_submit" value="' . $txt['quickmod_delete_selected'] . '" onclick="return confirm(\'' . $txt['confirm_delete_attachments'] . '\');" />',
'style' => 'text-align: right;',
),
),
);
// Create the list.
require_once($sourcedir . '/Subs-List.php');
createList($listOptions);
}
/**
* Returns the list of attachments files (avatars or not), recorded
* in the database, per the parameters received.
*
* @param int $start
* @param int $items_per_page
* @param string $sort
* @param string $browse_type, can be 'avatars' or ... not. :P
*/
function list_getFiles($start, $items_per_page, $sort, $browse_type)
{
global $smcFunc, $txt;
// Choose a query depending on what we are viewing.
if ($browse_type === 'avatars')
$request = $smcFunc['db_query']('', '
SELECT
{string:blank_text} AS id_msg, IFNULL(mem.real_name, {string:not_applicable_text}) AS poster_name,
mem.last_login AS poster_time, 0 AS id_topic, a.id_member, a.id_attach, a.filename, a.file_hash, a.attachment_type,
a.size, a.width, a.height, a.downloads, {string:blank_text} AS subject, 0 AS id_board
FROM {db_prefix}attachments AS a
LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = a.id_member)
WHERE a.id_member != {int:guest_id}
ORDER BY {raw:sort}
LIMIT {int:start}, {int:per_page}',
array(
'guest_id' => 0,
'blank_text' => '',
'not_applicable_text' => $txt['not_applicable'],
'sort' => $sort,
'start' => $start,
'per_page' => $items_per_page,
)
);
else
$request = $smcFunc['db_query']('', '
SELECT
m.id_msg, IFNULL(mem.real_name, m.poster_name) AS poster_name, m.poster_time, m.id_topic, m.id_member,
a.id_attach, a.filename, a.file_hash, a.attachment_type, a.size, a.width, a.height, a.downloads, mf.subject, t.id_board
FROM {db_prefix}attachments AS a
INNER JOIN {db_prefix}messages AS m ON (m.id_msg = a.id_msg)
INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
INNER JOIN {db_prefix}messages AS mf ON (mf.id_msg = t.id_first_msg)
LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)
WHERE a.attachment_type = {int:attachment_type}
ORDER BY {raw:sort}
LIMIT {int:start}, {int:per_page}',
array(
'attachment_type' => $browse_type == 'thumbs' ? '3' : '0',
'sort' => $sort,
'start' => $start,
'per_page' => $items_per_page,
)
);
$files = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
$files[] = $row;
$smcFunc['db_free_result']($request);
return $files;
}
/**
* Return the number of files of the specified type recorded in the database.
* (the specified type being attachments or avatars).
*
* @param string $browse_type, can be 'avatars' or not. (in which case they're
* attachments)
*/
function list_getNumFiles($browse_type)
{
global $smcFunc;
// Depending on the type of file, different queries are used.
if ($browse_type === 'avatars')
$request = $smcFunc['db_query']('', '
SELECT COUNT(*)
FROM {db_prefix}attachments
WHERE id_member != {int:guest_id_member}',
array(
'guest_id_member' => 0,
)
);
else
$request = $smcFunc['db_query']('', '
SELECT COUNT(*) AS num_attach
FROM {db_prefix}attachments AS a
INNER JOIN {db_prefix}messages AS m ON (m.id_msg = a.id_msg)
INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
INNER JOIN {db_prefix}messages AS mf ON (mf.id_msg = t.id_first_msg)
WHERE a.attachment_type = {int:attachment_type}
AND a.id_member = {int:guest_id_member}',
array(
'attachment_type' => $browse_type === 'thumbs' ? '3' : '0',
'guest_id_member' => 0,
)
);
list ($num_files) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
return $num_files;
}
/**
* Show several file maintenance options.
* Called by ?action=admin;area=manageattachments;sa=maintain.
* Calculates file statistics (total file size, number of attachments,
* number of avatars, attachment space available).
*
* @uses the 'maintain' sub template.
*/
function MaintainFiles()
{
global $context, $modSettings, $txt, $smcFunc;
$context['sub_template'] = 'maintenance';
if (!empty($modSettings['currentAttachmentUploadDir']))
$attach_dirs = unserialize($modSettings['attachmentUploadDir']);
else
$attach_dirs = array($modSettings['attachmentUploadDir']);
// Get the number of attachments....
$request = $smcFunc['db_query']('', '
SELECT COUNT(*)
FROM {db_prefix}attachments
WHERE attachment_type = {int:attachment_type}
AND id_member = {int:guest_id_member}',
array(
'attachment_type' => 0,
'guest_id_member' => 0,
)
);
list ($context['num_attachments']) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
// Also get the avatar amount....
$request = $smcFunc['db_query']('', '
SELECT COUNT(*)
FROM {db_prefix}attachments
WHERE id_member != {int:guest_id_member}',
array(
'guest_id_member' => 0,
)
);
list ($context['num_avatars']) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
// Check the size of all the directories.
$request = $smcFunc['db_query']('', '
SELECT SUM(size)
FROM {db_prefix}attachments',
array(
)
);
list ($attachmentDirSize) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
// Divide it into kilobytes.
$attachmentDirSize /= 1024;
// If they specified a limit only....
if (!empty($modSettings['attachmentDirSizeLimit']))
$context['attachment_space'] = max(round($modSettings['attachmentDirSizeLimit'] - $attachmentDirSize, 2), 0);
$context['attachment_total_size'] = round($attachmentDirSize, 2);
$context['attach_multiple_dirs'] = !empty($modSettings['currentAttachmentUploadDir']);
}
/**
* Move avatars from their current location, to the custom_avatar_dir folder.
* Called from the maintenance screen by ?action=admin;area=manageattachments;sa=moveAvatars.
*/
function MoveAvatars()
{
global $modSettings, $smcFunc;
// First make sure the custom avatar dir is writable.
if (!is_writable($modSettings['custom_avatar_dir']))
{
// Try to fix it.
@chmod($modSettings['custom_avatar_dir'], 0777);
// Guess that didn't work?
if (!is_writable($modSettings['custom_avatar_dir']))
fatal_lang_error('attachments_no_write', 'critical');
}
$request = $smcFunc['db_query']('', '
SELECT id_attach, id_folder, id_member, filename, file_hash
FROM {db_prefix}attachments
WHERE attachment_type = {int:attachment_type}
AND id_member > {int:guest_id_member}',
array(
'attachment_type' => 0,
'guest_id_member' => 0,
)
);
$updatedAvatars = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
$filename = getAttachmentFilename($row['filename'], $row['id_attach'], $row['id_folder'], false, $row['file_hash']);
if (rename($filename, $modSettings['custom_avatar_dir'] . '/' . $row['filename']))
$updatedAvatars[] = $row['id_attach'];
}
$smcFunc['db_free_result']($request);
if (!empty($updatedAvatars))
$smcFunc['db_query']('', '
UPDATE {db_prefix}attachments
SET attachment_type = {int:attachment_type}
WHERE id_attach IN ({array_int:updated_avatars})',
array(
'updated_avatars' => $updatedAvatars,
'attachment_type' => 1,
)
);
redirectexit('action=admin;area=manageattachments;sa=maintenance');
}
/**
* Remove attachments older than a given age.
* Called from the maintenance screen by
* ?action=admin;area=manageattachments;sa=byAge.
* It optionally adds a certain text to the messages the attachments
* were removed from.
* @todo refactor this silly superglobals use...
*/
function RemoveAttachmentByAge()
{
global $modSettings, $smcFunc;
checkSession('post', 'admin');
// @todo Ignore messages in topics that are stickied?
// Deleting an attachment?
if ($_REQUEST['type'] != 'avatars')
{
// Get rid of all the old attachments.
$messages = removeAttachments(array('attachment_type' => 0, 'poster_time' => (time() - 24 * 60 * 60 * $_POST['age'])), 'messages', true);
// Update the messages to reflect the change.
if (!empty($messages) && !empty($_POST['notice']))
$smcFunc['db_query']('', '
UPDATE {db_prefix}messages
SET body = CONCAT(body, {string:notice})
WHERE id_msg IN ({array_int:messages})',
array(
'messages' => $messages,
'notice' => '<br /><br />' . $_POST['notice'],
)
);
}
else
{
// Remove all the old avatars.
removeAttachments(array('not_id_member' => 0, 'last_login' => (time() - 24 * 60 * 60 * $_POST['age'])), 'members');
}
redirectexit('action=admin;area=manageattachments' . (empty($_REQUEST['avatars']) ? ';sa=maintenance' : ';avatars'));
}
/**
* Remove attachments larger than a given size.
* Called from the maintenance screen by
* ?action=admin;area=manageattachments;sa=bySize.
* Optionally adds a certain text to the messages the attachments were
* removed from.
*/
function RemoveAttachmentBySize()
{
global $modSettings, $smcFunc;
checkSession('post', 'admin');
// Find humungous attachments.
$messages = removeAttachments(array('attachment_type' => 0, 'size' => 1024 * $_POST['size']), 'messages', true);
// And make a note on the post.
if (!empty($messages) && !empty($_POST['notice']))
$smcFunc['db_query']('', '
UPDATE {db_prefix}messages
SET body = CONCAT(body, {string:notice})
WHERE id_msg IN ({array_int:messages})',
array(
'messages' => $messages,
'notice' => '<br /><br />' . $_POST['notice'],
)
);
redirectexit('action=admin;area=manageattachments;sa=maintenance');
}
/**
* Remove a selection of attachments or avatars.
* Called from the browse screen as submitted form by
* ?action=admin;area=manageattachments;sa=remove
*/
function RemoveAttachment()
{
global $txt, $smcFunc, $language;
checkSession('post');
if (!empty($_POST['remove']))
{
$attachments = array();
// There must be a quicker way to pass this safety test??
foreach ($_POST['remove'] as $removeID => $dummy)
$attachments[] = (int) $removeID;
if ($_REQUEST['type'] == 'avatars' && !empty($attachments))
removeAttachments(array('id_attach' => $attachments));
else if (!empty($attachments))
{
$messages = removeAttachments(array('id_attach' => $attachments), 'messages', true);
// And change the message to reflect this.
if (!empty($messages))
{
loadLanguage('index', $language, true);
$smcFunc['db_query']('', '
UPDATE {db_prefix}messages
SET body = CONCAT(body, {string:deleted_message})
WHERE id_msg IN ({array_int:messages_affected})',
array(
'messages_affected' => $messages,
'deleted_message' => '<br /><br />' . $txt['attachment_delete_admin'],
)
);
loadLanguage('index', $user_info['language'], true);
}
}
}
$_GET['sort'] = isset($_GET['sort']) ? $_GET['sort'] : 'date';
redirectexit('action=admin;area=manageattachments;sa=browse;' . $_REQUEST['type'] . ';sort=' . $_GET['sort'] . (isset($_GET['desc']) ? ';desc' : '') . ';start=' . $_REQUEST['start']);
}
/**
* Removes all attachments in a single click
* Called from the maintenance screen by
* ?action=admin;area=manageattachments;sa=removeall.
*/
function RemoveAllAttachments()
{
global $txt, $smcFunc;
checkSession('get', 'admin');
$messages = removeAttachments(array('attachment_type' => 0), '', true);
if (!isset($_POST['notice']))
$_POST['notice'] = $txt['attachment_delete_admin'];
// Add the notice on the end of the changed messages.
if (!empty($messages))
$smcFunc['db_query']('', '
UPDATE {db_prefix}messages
SET body = CONCAT(body, {string:deleted_message})
WHERE id_msg IN ({array_int:messages})',
array(
'messages' => $messages,
'deleted_message' => '<br /><br />' . $_POST['notice'],
)
);
redirectexit('action=admin;area=manageattachments;sa=maintenance');
}
/**
* Removes attachments or avatars based on a given query condition.
* Called by several remove avatar/attachment functions in this file.
* It removes attachments based that match the $condition.
* It allows query_types 'messages' and 'members', whichever is need by the
* $condition parameter.
* It does no permissions check.
* @internal
*
* @param array $condition
* @param string $query_type
* @param bool $return_affected_messages = false
* @param bool $autoThumbRemoval = true
*/
function removeAttachments($condition, $query_type = '', $return_affected_messages = false, $autoThumbRemoval = true)
{
global $modSettings, $smcFunc;
// @todo This might need more work!
$new_condition = array();
$query_parameter = array(
'thumb_attachment_type' => 3,
);
$do_logging = array();
if (is_array($condition))
{
foreach ($condition as $real_type => $restriction)
{
// Doing a NOT?
$is_not = substr($real_type, 0, 4) == 'not_';
$type = $is_not ? substr($real_type, 4) : $real_type;
if (in_array($type, array('id_member', 'id_attach', 'id_msg')))
$new_condition[] = 'a.' . $type . ($is_not ? ' NOT' : '') . ' IN (' . (is_array($restriction) ? '{array_int:' . $real_type . '}' : '{int:' . $real_type . '}') . ')';
elseif ($type == 'attachment_type')
$new_condition[] = 'a.attachment_type = {int:' . $real_type . '}';
elseif ($type == 'poster_time')
$new_condition[] = 'm.poster_time < {int:' . $real_type . '}';
elseif ($type == 'last_login')
$new_condition[] = 'mem.last_login < {int:' . $real_type . '}';
elseif ($type == 'size')
$new_condition[] = 'a.size > {int:' . $real_type . '}';
elseif ($type == 'id_topic')
$new_condition[] = 'm.id_topic IN (' . (is_array($restriction) ? '{array_int:' . $real_type . '}' : '{int:' . $real_type . '}') . ')';
// Add the parameter!
$query_parameter[$real_type] = $restriction;
if ($type == 'do_logging')
$do_logging = $condition['id_attach'];
}
$condition = implode(' AND ', $new_condition);
}
// Delete it only if it exists...
$msgs = array();
$attach = array();
$parents = array();
// Get all the attachment names and id_msg's.
$request = $smcFunc['db_query']('', '
SELECT
a.id_folder, a.filename, a.file_hash, a.attachment_type, a.id_attach, a.id_member' . ($query_type == 'messages' ? ', m.id_msg' : ', a.id_msg') . ',
thumb.id_folder AS thumb_folder, IFNULL(thumb.id_attach, 0) AS id_thumb, thumb.filename AS thumb_filename, thumb.file_hash AS thumb_file_hash, thumb_parent.id_attach AS id_parent
FROM {db_prefix}attachments AS a' .($query_type == 'members' ? '
INNER JOIN {db_prefix}members AS mem ON (mem.id_member = a.id_member)' : ($query_type == 'messages' ? '
INNER JOIN {db_prefix}messages AS m ON (m.id_msg = a.id_msg)' : '')) . '
LEFT JOIN {db_prefix}attachments AS thumb ON (thumb.id_attach = a.id_thumb)
LEFT JOIN {db_prefix}attachments AS thumb_parent ON (thumb.attachment_type = {int:thumb_attachment_type} AND thumb_parent.id_thumb = a.id_attach)
WHERE ' . $condition,
$query_parameter
);
while ($row = $smcFunc['db_fetch_assoc']($request))
{
// Figure out the "encrypted" filename and unlink it ;).
if ($row['attachment_type'] == 1)
{
// if attachment_type = 1, it's... an avatar in a custom avatar directory.
// wasn't it obvious? :P
// @todo look again at this.
@unlink($modSettings['custom_avatar_dir'] . '/' . $row['filename']);
}
else
{
$filename = getAttachmentFilename($row['filename'], $row['id_attach'], $row['id_folder'], false, $row['file_hash']);
@unlink($filename);
// If this was a thumb, the parent attachment should know about it.
if (!empty($row['id_parent']))
$parents[] = $row['id_parent'];
// If this attachments has a thumb, remove it as well.
if (!empty($row['id_thumb']) && $autoThumbRemoval)
{
$thumb_filename = getAttachmentFilename($row['thumb_filename'], $row['id_thumb'], $row['thumb_folder'], false, $row['thumb_file_hash']);
@unlink($thumb_filename);
$attach[] = $row['id_thumb'];
}
}
// Make a list.
if ($return_affected_messages && empty($row['attachment_type']))
$msgs[] = $row['id_msg'];
$attach[] = $row['id_attach'];
}
$smcFunc['db_free_result']($request);
// Removed attachments don't have to be updated anymore.
$parents = array_diff($parents, $attach);
if (!empty($parents))
$smcFunc['db_query']('', '
UPDATE {db_prefix}attachments
SET id_thumb = {int:no_thumb}
WHERE id_attach IN ({array_int:parent_attachments})',
array(
'parent_attachments' => $parents,
'no_thumb' => 0,
)
);
if (!empty($do_logging))
{
// In order to log the attachments, we really need their message and filename
$request = $smcFunc['db_query']('', '
SELECT m.id_msg, a.filename
FROM {db_prefix}attachments AS a
INNER JOIN {db_prefix}messages AS m ON (a.id_msg = m.id_msg)
WHERE a.id_attach IN ({array_int:attachments})
AND a.attachment_type = {int:attachment_type}',
array(
'attachments' => $do_logging,
'attachment_type' => 0,
)
);
while ($row = $smcFunc['db_fetch_assoc']($request))
logAction(
'remove_attach',
array(
'message' => $row['id_msg'],
'filename' => preg_replace('~&#(\\d{1,7}|x[0-9a-fA-F]{1,6});~', '&#\\1;', $smcFunc['htmlspecialchars']($row['filename'])),
)
);
$smcFunc['db_free_result']($request);
}
if (!empty($attach))
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}attachments
WHERE id_attach IN ({array_int:attachment_list})',
array(
'attachment_list' => $attach,
)
);
call_integration_hook('integrate_remove_attachments', array($attach));
if ($return_affected_messages)
return array_unique($msgs);
}
/**
* This function should find attachments in the database that no longer exist and clear them, and fix filesize issues.
*/
function RepairAttachments()
{
global $modSettings, $context, $txt, $smcFunc;