1423 lines
54 KiB
PHP
1423 lines
54 KiB
PHP
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<?php
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/**
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* This file handles the uploading and creation of attachments
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* as well as the auto management of the attachment directories.
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*
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* Simple Machines Forum (SMF)
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*
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* @package SMF
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* @author Simple Machines https://www.simplemachines.org
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* @copyright 2023 Simple Machines and individual contributors
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* @license https://www.simplemachines.org/about/smf/license.php BSD
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*
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* @version 2.1.4
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*/
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if (!defined('SMF'))
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die('No direct access...');
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/**
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* Check if the current directory is still valid or not.
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* If not creates the new directory
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*
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* @return void|bool False if any error occurred
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*/
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function automanage_attachments_check_directory()
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{
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global $smcFunc, $boarddir, $modSettings, $context;
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// Not pretty, but since we don't want folders created for every post. It'll do unless a better solution can be found.
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if (isset($_REQUEST['action']) && $_REQUEST['action'] == 'admin')
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$doit = true;
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elseif (empty($modSettings['automanage_attachments']))
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return;
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elseif (!isset($_FILES))
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return;
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elseif (isset($_FILES['attachment']))
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foreach ($_FILES['attachment']['tmp_name'] as $dummy)
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if (!empty($dummy))
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{
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$doit = true;
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break;
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}
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if (!isset($doit))
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return;
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$year = date('Y');
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$month = date('m');
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$rand = md5(mt_rand());
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$rand1 = $rand[1];
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$rand = $rand[0];
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if (!empty($modSettings['attachment_basedirectories']) && !empty($modSettings['use_subdirectories_for_attachments']))
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{
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if (!is_array($modSettings['attachment_basedirectories']))
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$modSettings['attachment_basedirectories'] = $smcFunc['json_decode']($modSettings['attachment_basedirectories'], true);
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$base_dir = array_search($modSettings['basedirectory_for_attachments'], $modSettings['attachment_basedirectories']);
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}
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else
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$base_dir = 0;
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if ($modSettings['automanage_attachments'] == 1)
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{
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if (!isset($modSettings['last_attachments_directory']))
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$modSettings['last_attachments_directory'] = array();
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if (!is_array($modSettings['last_attachments_directory']))
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$modSettings['last_attachments_directory'] = $smcFunc['json_decode']($modSettings['last_attachments_directory'], true);
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if (!isset($modSettings['last_attachments_directory'][$base_dir]))
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$modSettings['last_attachments_directory'][$base_dir] = 0;
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}
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$basedirectory = (!empty($modSettings['use_subdirectories_for_attachments']) ? ($modSettings['basedirectory_for_attachments']) : $boarddir);
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//Just to be sure: I don't want directory separators at the end
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$sep = (DIRECTORY_SEPARATOR === '\\') ? '\/' : DIRECTORY_SEPARATOR;
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$basedirectory = rtrim($basedirectory, $sep);
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switch ($modSettings['automanage_attachments'])
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{
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case 1:
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$updir = $basedirectory . DIRECTORY_SEPARATOR . 'attachments_' . (isset($modSettings['last_attachments_directory'][$base_dir]) ? $modSettings['last_attachments_directory'][$base_dir] : 0);
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break;
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case 2:
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$updir = $basedirectory . DIRECTORY_SEPARATOR . $year;
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break;
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case 3:
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$updir = $basedirectory . DIRECTORY_SEPARATOR . $year . DIRECTORY_SEPARATOR . $month;
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break;
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case 4:
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$updir = $basedirectory . DIRECTORY_SEPARATOR . (empty($modSettings['use_subdirectories_for_attachments']) ? 'attachments-' : 'random_') . $rand;
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break;
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case 5:
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$updir = $basedirectory . DIRECTORY_SEPARATOR . (empty($modSettings['use_subdirectories_for_attachments']) ? 'attachments-' : 'random_') . $rand . DIRECTORY_SEPARATOR . $rand1;
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break;
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default :
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$updir = '';
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}
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if (!is_array($modSettings['attachmentUploadDir']))
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$modSettings['attachmentUploadDir'] = $smcFunc['json_decode']($modSettings['attachmentUploadDir'], true);
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if (!in_array($updir, $modSettings['attachmentUploadDir']) && !empty($updir))
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$outputCreation = automanage_attachments_create_directory($updir);
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elseif (in_array($updir, $modSettings['attachmentUploadDir']))
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$outputCreation = true;
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if ($outputCreation)
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{
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$modSettings['currentAttachmentUploadDir'] = array_search($updir, $modSettings['attachmentUploadDir']);
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$context['attach_dir'] = $modSettings['attachmentUploadDir'][$modSettings['currentAttachmentUploadDir']];
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updateSettings(array(
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'currentAttachmentUploadDir' => $modSettings['currentAttachmentUploadDir'],
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));
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}
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return $outputCreation;
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}
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/**
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* Creates a directory
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*
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* @param string $updir The directory to be created
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*
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* @return bool False on errors
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*/
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function automanage_attachments_create_directory($updir)
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{
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global $smcFunc, $modSettings, $context, $boarddir;
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$tree = get_directory_tree_elements($updir);
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$count = count($tree);
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$directory = attachments_init_dir($tree, $count);
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if ($directory === false)
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{
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// Maybe it's just the folder name
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$tree = get_directory_tree_elements($boarddir . DIRECTORY_SEPARATOR . $updir);
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$count = count($tree);
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$directory = attachments_init_dir($tree, $count);
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if ($directory === false)
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return false;
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}
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$directory .= DIRECTORY_SEPARATOR . array_shift($tree);
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while ($count != -1)
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{
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if (is_path_allowed($directory) && !@is_dir($directory))
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{
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if (!@mkdir($directory, 0755))
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{
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$context['dir_creation_error'] = 'attachments_no_create';
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return false;
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}
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}
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$directory .= DIRECTORY_SEPARATOR . array_shift($tree);
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$count--;
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}
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// Check if the dir is writable.
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if (!smf_chmod($directory))
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{
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$context['dir_creation_error'] = 'attachments_no_write';
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return false;
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}
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// Everything seems fine...let's create the .htaccess
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if (!file_exists($directory . DIRECTORY_SEPARATOR . '.htaccess'))
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secureDirectory($updir, true);
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$sep = (DIRECTORY_SEPARATOR === '\\') ? '\/' : DIRECTORY_SEPARATOR;
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$updir = rtrim($updir, $sep);
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// Only update if it's a new directory
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if (!in_array($updir, $modSettings['attachmentUploadDir']))
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{
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$modSettings['currentAttachmentUploadDir'] = max(array_keys($modSettings['attachmentUploadDir'])) + 1;
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$modSettings['attachmentUploadDir'][$modSettings['currentAttachmentUploadDir']] = $updir;
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updateSettings(array(
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'attachmentUploadDir' => $smcFunc['json_encode']($modSettings['attachmentUploadDir']),
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'currentAttachmentUploadDir' => $modSettings['currentAttachmentUploadDir'],
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), true);
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$modSettings['attachmentUploadDir'] = $smcFunc['json_decode']($modSettings['attachmentUploadDir'], true);
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}
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$context['attach_dir'] = $modSettings['attachmentUploadDir'][$modSettings['currentAttachmentUploadDir']];
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return true;
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}
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/**
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* Check if open_basedir restrictions are in effect.
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* If so check if the path is allowed.
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*
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* @param string $path The path to check
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*
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* @return bool True if the path is allowed, false otherwise.
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*/
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function is_path_allowed($path)
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{
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$open_basedir = ini_get('open_basedir');
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if (empty($open_basedir))
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return true;
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$restricted_paths = explode(PATH_SEPARATOR, $open_basedir);
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foreach ($restricted_paths as $restricted_path)
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{
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if (mb_strpos($path, $restricted_path) === 0)
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return true;
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}
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return false;
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}
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/**
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* Called when a directory space limit is reached.
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* Creates a new directory and increments the directory suffix number.
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*
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* @return void|bool False on errors, true if successful, nothing if auto-management of attachments is disabled
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*/
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function automanage_attachments_by_space()
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{
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global $smcFunc, $modSettings, $boarddir;
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if (!isset($modSettings['automanage_attachments']) || (!empty($modSettings['automanage_attachments']) && $modSettings['automanage_attachments'] != 1))
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return;
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$basedirectory = !empty($modSettings['use_subdirectories_for_attachments']) ? $modSettings['basedirectory_for_attachments'] : $boarddir;
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// Just to be sure: I don't want directory separators at the end
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$sep = (DIRECTORY_SEPARATOR === '\\') ? '\/' : DIRECTORY_SEPARATOR;
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$basedirectory = rtrim($basedirectory, $sep);
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// Get the current base directory
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if (!empty($modSettings['use_subdirectories_for_attachments']) && !empty($modSettings['attachment_basedirectories']))
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{
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$base_dir = array_search($modSettings['basedirectory_for_attachments'], $modSettings['attachment_basedirectories']);
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$base_dir = !empty($modSettings['automanage_attachments']) ? $base_dir : 0;
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}
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else
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$base_dir = 0;
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// Get the last attachment directory for that base directory
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if (empty($modSettings['last_attachments_directory'][$base_dir]))
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$modSettings['last_attachments_directory'][$base_dir] = 0;
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// And increment it.
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$modSettings['last_attachments_directory'][$base_dir]++;
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$updir = $basedirectory . DIRECTORY_SEPARATOR . 'attachments_' . $modSettings['last_attachments_directory'][$base_dir];
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if (automanage_attachments_create_directory($updir))
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{
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$modSettings['currentAttachmentUploadDir'] = array_search($updir, $modSettings['attachmentUploadDir']);
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updateSettings(array(
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'last_attachments_directory' => $smcFunc['json_encode']($modSettings['last_attachments_directory']),
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'currentAttachmentUploadDir' => $modSettings['currentAttachmentUploadDir'],
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));
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$modSettings['last_attachments_directory'] = $smcFunc['json_decode']($modSettings['last_attachments_directory'], true);
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return true;
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}
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else
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return false;
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}
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|
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/**
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* Split a path into a list of all directories and subdirectories
|
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*
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* @param string $directory A path
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*
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* @return array|bool An array of all the directories and subdirectories or false on failure
|
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*/
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function get_directory_tree_elements($directory)
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{
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/*
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||
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In Windows server both \ and / can be used as directory separators in paths
|
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In Linux (and presumably *nix) servers \ can be part of the name
|
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So for this reasons:
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* in Windows we need to explode for both \ and /
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* while in linux should be safe to explode only for / (aka DIRECTORY_SEPARATOR)
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*/
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if (DIRECTORY_SEPARATOR === '\\')
|
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$tree = preg_split('#[\\\/]#', $directory);
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else
|
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|
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{
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if (substr($directory, 0, 1) != DIRECTORY_SEPARATOR)
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return false;
|
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|
|
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|
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$tree = explode(DIRECTORY_SEPARATOR, trim($directory, DIRECTORY_SEPARATOR));
|
||
|
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}
|
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|
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return $tree;
|
||
|
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}
|
||
|
|
|
||
|
|
/**
|
||
|
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* Return the first part of a path (i.e. c:\ or / + the first directory), used by automanage_attachments_create_directory
|
||
|
|
*
|
||
|
|
* @param array $tree An array
|
||
|
|
* @param int $count The number of elements in $tree
|
||
|
|
*
|
||
|
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* @return string|bool The first part of the path or false on error
|
||
|
|
*/
|
||
|
|
function attachments_init_dir(&$tree, &$count)
|
||
|
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{
|
||
|
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$directory = '';
|
||
|
|
// If on Windows servers the first part of the path is the drive (e.g. "C:")
|
||
|
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if (DIRECTORY_SEPARATOR === '\\')
|
||
|
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{
|
||
|
|
//Better be sure that the first part of the path is actually a drive letter...
|
||
|
|
//...even if, I should check this in the admin page...isn't it?
|
||
|
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//...NHAAA Let's leave space for users' complains! :P
|
||
|
|
if (preg_match('/^[a-z]:$/i', $tree[0]))
|
||
|
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$directory = array_shift($tree);
|
||
|
|
else
|
||
|
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return false;
|
||
|
|
|
||
|
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$count--;
|
||
|
|
}
|
||
|
|
return $directory;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Moves an attachment to the proper directory and set the relevant data into $_SESSION['temp_attachments']
|
||
|
|
*/
|
||
|
|
function processAttachments()
|
||
|
|
{
|
||
|
|
global $context, $modSettings, $smcFunc, $txt, $user_info;
|
||
|
|
|
||
|
|
// Make sure we're uploading to the right place.
|
||
|
|
if (!empty($modSettings['automanage_attachments']))
|
||
|
|
automanage_attachments_check_directory();
|
||
|
|
|
||
|
|
if (!is_array($modSettings['attachmentUploadDir']))
|
||
|
|
$modSettings['attachmentUploadDir'] = $smcFunc['json_decode']($modSettings['attachmentUploadDir'], true);
|
||
|
|
|
||
|
|
$context['attach_dir'] = $modSettings['attachmentUploadDir'][$modSettings['currentAttachmentUploadDir']];
|
||
|
|
|
||
|
|
// Is the attachments folder actualy there?
|
||
|
|
if (!empty($context['dir_creation_error']))
|
||
|
|
$initial_error = $context['dir_creation_error'];
|
||
|
|
elseif (!is_dir($context['attach_dir']))
|
||
|
|
{
|
||
|
|
$initial_error = 'attach_folder_warning';
|
||
|
|
log_error(sprintf($txt['attach_folder_admin_warning'], $context['attach_dir']), 'critical');
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!isset($initial_error) && !isset($context['attachments']))
|
||
|
|
{
|
||
|
|
// If this isn't a new post, check the current attachments.
|
||
|
|
if (isset($_REQUEST['msg']))
|
||
|
|
{
|
||
|
|
$request = $smcFunc['db_query']('', '
|
||
|
|
SELECT COUNT(*), SUM(size)
|
||
|
|
FROM {db_prefix}attachments
|
||
|
|
WHERE id_msg = {int:id_msg}
|
||
|
|
AND attachment_type = {int:attachment_type}',
|
||
|
|
array(
|
||
|
|
'id_msg' => (int) $_REQUEST['msg'],
|
||
|
|
'attachment_type' => 0,
|
||
|
|
)
|
||
|
|
);
|
||
|
|
list ($context['attachments']['quantity'], $context['attachments']['total_size']) = $smcFunc['db_fetch_row']($request);
|
||
|
|
$smcFunc['db_free_result']($request);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
$context['attachments'] = array(
|
||
|
|
'quantity' => 0,
|
||
|
|
'total_size' => 0,
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Hmm. There are still files in session.
|
||
|
|
$ignore_temp = false;
|
||
|
|
if (!empty($_SESSION['temp_attachments']['post']['files']) && count($_SESSION['temp_attachments']) > 1)
|
||
|
|
{
|
||
|
|
// Let's try to keep them. But...
|
||
|
|
$ignore_temp = true;
|
||
|
|
// If new files are being added. We can't ignore those
|
||
|
|
foreach ($_FILES['attachment']['tmp_name'] as $dummy)
|
||
|
|
if (!empty($dummy))
|
||
|
|
{
|
||
|
|
$ignore_temp = false;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Need to make space for the new files. So, bye bye.
|
||
|
|
if (!$ignore_temp)
|
||
|
|
{
|
||
|
|
foreach ($_SESSION['temp_attachments'] as $attachID => $attachment)
|
||
|
|
if (strpos($attachID, 'post_tmp_' . $user_info['id']) !== false)
|
||
|
|
unlink($attachment['tmp_name']);
|
||
|
|
|
||
|
|
$context['we_are_history'] = $txt['error_temp_attachments_flushed'];
|
||
|
|
$_SESSION['temp_attachments'] = array();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!isset($_FILES['attachment']['name']))
|
||
|
|
$_FILES['attachment']['tmp_name'] = array();
|
||
|
|
|
||
|
|
if (!isset($_SESSION['temp_attachments']))
|
||
|
|
$_SESSION['temp_attachments'] = array();
|
||
|
|
|
||
|
|
// Remember where we are at. If it's anywhere at all.
|
||
|
|
if (!$ignore_temp)
|
||
|
|
$_SESSION['temp_attachments']['post'] = array(
|
||
|
|
'msg' => !empty($_REQUEST['msg']) ? $_REQUEST['msg'] : 0,
|
||
|
|
'last_msg' => !empty($_REQUEST['last_msg']) ? $_REQUEST['last_msg'] : 0,
|
||
|
|
'topic' => !empty($topic) ? $topic : 0,
|
||
|
|
'board' => !empty($board) ? $board : 0,
|
||
|
|
);
|
||
|
|
|
||
|
|
// If we have an initial error, lets just display it.
|
||
|
|
if (!empty($initial_error))
|
||
|
|
{
|
||
|
|
$_SESSION['temp_attachments']['initial_error'] = $initial_error;
|
||
|
|
|
||
|
|
// And delete the files 'cos they ain't going nowhere.
|
||
|
|
foreach ($_FILES['attachment']['tmp_name'] as $n => $dummy)
|
||
|
|
if (file_exists($_FILES['attachment']['tmp_name'][$n]))
|
||
|
|
unlink($_FILES['attachment']['tmp_name'][$n]);
|
||
|
|
|
||
|
|
$_FILES['attachment']['tmp_name'] = array();
|
||
|
|
}
|
||
|
|
|
||
|
|
// Loop through $_FILES['attachment'] array and move each file to the current attachments folder.
|
||
|
|
foreach ($_FILES['attachment']['tmp_name'] as $n => $dummy)
|
||
|
|
{
|
||
|
|
if ($_FILES['attachment']['name'][$n] == '')
|
||
|
|
continue;
|
||
|
|
|
||
|
|
// First, let's first check for PHP upload errors.
|
||
|
|
$errors = array();
|
||
|
|
if (!empty($_FILES['attachment']['error'][$n]))
|
||
|
|
{
|
||
|
|
if ($_FILES['attachment']['error'][$n] == 2)
|
||
|
|
$errors[] = array('file_too_big', array($modSettings['attachmentSizeLimit']));
|
||
|
|
elseif ($_FILES['attachment']['error'][$n] == 6)
|
||
|
|
log_error($_FILES['attachment']['name'][$n] . ': ' . $txt['php_upload_error_6'], 'critical');
|
||
|
|
else
|
||
|
|
log_error($_FILES['attachment']['name'][$n] . ': ' . $txt['php_upload_error_' . $_FILES['attachment']['error'][$n]]);
|
||
|
|
if (empty($errors))
|
||
|
|
$errors[] = 'attach_php_error';
|
||
|
|
}
|
||
|
|
|
||
|
|
// Try to move and rename the file before doing any more checks on it.
|
||
|
|
$attachID = 'post_tmp_' . $user_info['id'] . '_' . md5(mt_rand());
|
||
|
|
$destName = $context['attach_dir'] . '/' . $attachID;
|
||
|
|
if (empty($errors))
|
||
|
|
{
|
||
|
|
// The reported MIME type of the attachment might not be reliable.
|
||
|
|
$detected_mime_type = get_mime_type($_FILES['attachment']['tmp_name'][$n], true);
|
||
|
|
if ($detected_mime_type !== false)
|
||
|
|
$_FILES['attachment']['type'][$n] = $detected_mime_type;
|
||
|
|
|
||
|
|
$_SESSION['temp_attachments'][$attachID] = array(
|
||
|
|
'name' => $smcFunc['htmlspecialchars'](basename($_FILES['attachment']['name'][$n])),
|
||
|
|
'tmp_name' => $destName,
|
||
|
|
'size' => $_FILES['attachment']['size'][$n],
|
||
|
|
'type' => $_FILES['attachment']['type'][$n],
|
||
|
|
'id_folder' => $modSettings['currentAttachmentUploadDir'],
|
||
|
|
'errors' => array(),
|
||
|
|
);
|
||
|
|
|
||
|
|
// Move the file to the attachments folder with a temp name for now.
|
||
|
|
if (@move_uploaded_file($_FILES['attachment']['tmp_name'][$n], $destName))
|
||
|
|
smf_chmod($destName, 0644);
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = 'attach_timeout';
|
||
|
|
if (file_exists($_FILES['attachment']['tmp_name'][$n]))
|
||
|
|
unlink($_FILES['attachment']['tmp_name'][$n]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$_SESSION['temp_attachments'][$attachID] = array(
|
||
|
|
'name' => $smcFunc['htmlspecialchars'](basename($_FILES['attachment']['name'][$n])),
|
||
|
|
'tmp_name' => $destName,
|
||
|
|
'errors' => $errors,
|
||
|
|
);
|
||
|
|
|
||
|
|
if (file_exists($_FILES['attachment']['tmp_name'][$n]))
|
||
|
|
unlink($_FILES['attachment']['tmp_name'][$n]);
|
||
|
|
}
|
||
|
|
// If there's no errors to this point. We still do need to apply some additional checks before we are finished.
|
||
|
|
if (empty($_SESSION['temp_attachments'][$attachID]['errors']))
|
||
|
|
attachmentChecks($attachID);
|
||
|
|
}
|
||
|
|
// Mod authors, finally a hook to hang an alternate attachment upload system upon
|
||
|
|
// Upload to the current attachment folder with the file name $attachID or 'post_tmp_' . $user_info['id'] . '_' . md5(mt_rand())
|
||
|
|
// Populate $_SESSION['temp_attachments'][$attachID] with the following:
|
||
|
|
// name => The file name
|
||
|
|
// tmp_name => Path to the temp file ($context['attach_dir'] . '/' . $attachID).
|
||
|
|
// size => File size (required).
|
||
|
|
// type => MIME type (optional if not available on upload).
|
||
|
|
// id_folder => $modSettings['currentAttachmentUploadDir']
|
||
|
|
// errors => An array of errors (use the index of the $txt variable for that error).
|
||
|
|
// Template changes can be done using "integrate_upload_template".
|
||
|
|
call_integration_hook('integrate_attachment_upload', array());
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs various checks on an uploaded file.
|
||
|
|
* - Requires that $_SESSION['temp_attachments'][$attachID] be properly populated.
|
||
|
|
*
|
||
|
|
* @param int $attachID The ID of the attachment
|
||
|
|
* @return bool Whether the attachment is OK
|
||
|
|
*/
|
||
|
|
function attachmentChecks($attachID)
|
||
|
|
{
|
||
|
|
global $modSettings, $context, $sourcedir, $smcFunc;
|
||
|
|
|
||
|
|
// No data or missing data .... Not necessarily needed, but in case a mod author missed something.
|
||
|
|
if (empty($_SESSION['temp_attachments'][$attachID]))
|
||
|
|
$error = '$_SESSION[\'temp_attachments\'][$attachID]';
|
||
|
|
|
||
|
|
elseif (empty($attachID))
|
||
|
|
$error = '$attachID';
|
||
|
|
|
||
|
|
elseif (empty($context['attachments']))
|
||
|
|
$error = '$context[\'attachments\']';
|
||
|
|
|
||
|
|
elseif (empty($context['attach_dir']))
|
||
|
|
$error = '$context[\'attach_dir\']';
|
||
|
|
|
||
|
|
// Let's get their attention.
|
||
|
|
if (!empty($error))
|
||
|
|
fatal_lang_error('attach_check_nag', 'debug', array($error));
|
||
|
|
|
||
|
|
// Just in case this slipped by the first checks, we stop it here and now
|
||
|
|
if ($_SESSION['temp_attachments'][$attachID]['size'] == 0)
|
||
|
|
{
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = 'attach_0_byte_file';
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// First, the dreaded security check. Sorry folks, but this shouldn't be avoided.
|
||
|
|
$size = @getimagesize($_SESSION['temp_attachments'][$attachID]['tmp_name']);
|
||
|
|
if (is_array($size) && isset($size[2], $context['valid_image_types'][$size[2]]))
|
||
|
|
{
|
||
|
|
require_once($sourcedir . '/Subs-Graphics.php');
|
||
|
|
if (!checkImageContents($_SESSION['temp_attachments'][$attachID]['tmp_name'], !empty($modSettings['attachment_image_paranoid'])))
|
||
|
|
{
|
||
|
|
// It's bad. Last chance, maybe we can re-encode it?
|
||
|
|
if (empty($modSettings['attachment_image_reencode']) || (!reencodeImage($_SESSION['temp_attachments'][$attachID]['tmp_name'], $size[2])))
|
||
|
|
{
|
||
|
|
// Nothing to do: not allowed or not successful re-encoding it.
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = 'bad_attachment';
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
// Success! However, successes usually come for a price:
|
||
|
|
// we might get a new format for our image...
|
||
|
|
$old_format = $size[2];
|
||
|
|
$size = @getimagesize($_SESSION['temp_attachments'][$attachID]['tmp_name']);
|
||
|
|
if (!(empty($size)) && ($size[2] != $old_format))
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['type'] = 'image/' . $context['valid_image_types'][$size[2]];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Is there room for this sucker?
|
||
|
|
if (!empty($modSettings['attachmentDirSizeLimit']) || !empty($modSettings['attachmentDirFileLimit']))
|
||
|
|
{
|
||
|
|
// Check the folder size and count. If it hasn't been done already.
|
||
|
|
if (empty($context['dir_size']) || empty($context['dir_files']))
|
||
|
|
{
|
||
|
|
$request = $smcFunc['db_query']('', '
|
||
|
|
SELECT COUNT(*), SUM(size)
|
||
|
|
FROM {db_prefix}attachments
|
||
|
|
WHERE id_folder = {int:folder_id}
|
||
|
|
AND attachment_type != {int:type}',
|
||
|
|
array(
|
||
|
|
'folder_id' => $modSettings['currentAttachmentUploadDir'],
|
||
|
|
'type' => 1,
|
||
|
|
)
|
||
|
|
);
|
||
|
|
list ($context['dir_files'], $context['dir_size']) = $smcFunc['db_fetch_row']($request);
|
||
|
|
$smcFunc['db_free_result']($request);
|
||
|
|
}
|
||
|
|
$context['dir_size'] += $_SESSION['temp_attachments'][$attachID]['size'];
|
||
|
|
$context['dir_files']++;
|
||
|
|
|
||
|
|
// Are we about to run out of room? Let's notify the admin then.
|
||
|
|
if (empty($modSettings['attachment_full_notified']) && !empty($modSettings['attachmentDirSizeLimit']) && $modSettings['attachmentDirSizeLimit'] > 4000 && $context['dir_size'] > ($modSettings['attachmentDirSizeLimit'] - 2000) * 1024
|
||
|
|
|| (!empty($modSettings['attachmentDirFileLimit']) && $modSettings['attachmentDirFileLimit'] * .95 < $context['dir_files'] && $modSettings['attachmentDirFileLimit'] > 500))
|
||
|
|
{
|
||
|
|
require_once($sourcedir . '/Subs-Admin.php');
|
||
|
|
emailAdmins('admin_attachments_full');
|
||
|
|
updateSettings(array('attachment_full_notified' => 1));
|
||
|
|
}
|
||
|
|
|
||
|
|
// // No room left.... What to do now???
|
||
|
|
if (!empty($modSettings['attachmentDirFileLimit']) && $context['dir_files'] > $modSettings['attachmentDirFileLimit']
|
||
|
|
|| (!empty($modSettings['attachmentDirSizeLimit']) && $context['dir_size'] > $modSettings['attachmentDirSizeLimit'] * 1024))
|
||
|
|
{
|
||
|
|
if (!empty($modSettings['automanage_attachments']) && $modSettings['automanage_attachments'] == 1)
|
||
|
|
{
|
||
|
|
// Move it to the new folder if we can.
|
||
|
|
if (automanage_attachments_by_space())
|
||
|
|
{
|
||
|
|
rename($_SESSION['temp_attachments'][$attachID]['tmp_name'], $context['attach_dir'] . '/' . $attachID);
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['tmp_name'] = $context['attach_dir'] . '/' . $attachID;
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['id_folder'] = $modSettings['currentAttachmentUploadDir'];
|
||
|
|
$context['dir_size'] = 0;
|
||
|
|
$context['dir_files'] = 0;
|
||
|
|
}
|
||
|
|
// Or, let the user know that it ain't gonna happen.
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (isset($context['dir_creation_error']))
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = $context['dir_creation_error'];
|
||
|
|
else
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = 'ran_out_of_space';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = 'ran_out_of_space';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Is the file too big?
|
||
|
|
$context['attachments']['total_size'] += $_SESSION['temp_attachments'][$attachID]['size'];
|
||
|
|
if (!empty($modSettings['attachmentSizeLimit']) && $_SESSION['temp_attachments'][$attachID]['size'] > $modSettings['attachmentSizeLimit'] * 1024)
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = array('file_too_big', array(comma_format($modSettings['attachmentSizeLimit'], 0)));
|
||
|
|
|
||
|
|
// Check the total upload size for this post...
|
||
|
|
if (!empty($modSettings['attachmentPostLimit']) && $context['attachments']['total_size'] > $modSettings['attachmentPostLimit'] * 1024)
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = array('attach_max_total_file_size', array(comma_format($modSettings['attachmentPostLimit'], 0), comma_format($modSettings['attachmentPostLimit'] - (($context['attachments']['total_size'] - $_SESSION['temp_attachments'][$attachID]['size']) / 1024), 0)));
|
||
|
|
|
||
|
|
// Have we reached the maximum number of files we are allowed?
|
||
|
|
$context['attachments']['quantity']++;
|
||
|
|
|
||
|
|
// Set a max limit if none exists
|
||
|
|
if (empty($modSettings['attachmentNumPerPostLimit']) && $context['attachments']['quantity'] >= 50)
|
||
|
|
$modSettings['attachmentNumPerPostLimit'] = 50;
|
||
|
|
|
||
|
|
if (!empty($modSettings['attachmentNumPerPostLimit']) && $context['attachments']['quantity'] > $modSettings['attachmentNumPerPostLimit'])
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = array('attachments_limit_per_post', array($modSettings['attachmentNumPerPostLimit']));
|
||
|
|
|
||
|
|
// File extension check
|
||
|
|
if (!empty($modSettings['attachmentCheckExtensions']))
|
||
|
|
{
|
||
|
|
$allowed = explode(',', strtolower($modSettings['attachmentExtensions']));
|
||
|
|
foreach ($allowed as $k => $dummy)
|
||
|
|
$allowed[$k] = trim($dummy);
|
||
|
|
|
||
|
|
if (!in_array(strtolower(substr(strrchr($_SESSION['temp_attachments'][$attachID]['name'], '.'), 1)), $allowed))
|
||
|
|
{
|
||
|
|
$allowed_extensions = strtr(strtolower($modSettings['attachmentExtensions']), array(',' => ', '));
|
||
|
|
$_SESSION['temp_attachments'][$attachID]['errors'][] = array('cant_upload_type', array($allowed_extensions));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Undo the math if there's an error
|
||
|
|
if (!empty($_SESSION['temp_attachments'][$attachID]['errors']))
|
||
|
|
{
|
||
|
|
if (isset($context['dir_size']))
|
||
|
|
$context['dir_size'] -= $_SESSION['temp_attachments'][$attachID]['size'];
|
||
|
|
if (isset($context['dir_files']))
|
||
|
|
$context['dir_files']--;
|
||
|
|
$context['attachments']['total_size'] -= $_SESSION['temp_attachments'][$attachID]['size'];
|
||
|
|
$context['attachments']['quantity']--;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Create an attachment, with the given array of parameters.
|
||
|
|
* - Adds any additional or missing parameters to $attachmentOptions.
|
||
|
|
* - Renames the temporary file.
|
||
|
|
* - Creates a thumbnail if the file is an image and the option enabled.
|
||
|
|
*
|
||
|
|
* @param array $attachmentOptions An array of attachment options
|
||
|
|
* @return bool Whether the attachment was created successfully
|
||
|
|
*/
|
||
|
|
function createAttachment(&$attachmentOptions)
|
||
|
|
{
|
||
|
|
global $modSettings, $sourcedir, $smcFunc, $context, $txt;
|
||
|
|
|
||
|
|
require_once($sourcedir . '/Subs-Graphics.php');
|
||
|
|
|
||
|
|
// If this is an image we need to set a few additional parameters.
|
||
|
|
$size = @getimagesize($attachmentOptions['tmp_name']);
|
||
|
|
list ($attachmentOptions['width'], $attachmentOptions['height']) = $size;
|
||
|
|
|
||
|
|
if (function_exists('exif_read_data') && ($exif_data = @exif_read_data($attachmentOptions['tmp_name'])) !== false && !empty($exif_data['Orientation']))
|
||
|
|
if (in_array($exif_data['Orientation'], [5, 6, 7, 8]))
|
||
|
|
{
|
||
|
|
$new_width = $attachmentOptions['height'];
|
||
|
|
$new_height = $attachmentOptions['width'];
|
||
|
|
$attachmentOptions['width'] = $new_width;
|
||
|
|
$attachmentOptions['height'] = $new_height;
|
||
|
|
}
|
||
|
|
|
||
|
|
// If it's an image get the mime type right.
|
||
|
|
if (empty($attachmentOptions['mime_type']) && $attachmentOptions['width'])
|
||
|
|
{
|
||
|
|
// Got a proper mime type?
|
||
|
|
if (!empty($size['mime']))
|
||
|
|
$attachmentOptions['mime_type'] = $size['mime'];
|
||
|
|
|
||
|
|
// Otherwise a valid one?
|
||
|
|
elseif (isset($context['valid_image_types'][$size[2]]))
|
||
|
|
$attachmentOptions['mime_type'] = 'image/' . $context['valid_image_types'][$size[2]];
|
||
|
|
}
|
||
|
|
|
||
|
|
// It is possible we might have a MIME type that isn't actually an image but still have a size.
|
||
|
|
// For example, Shockwave files will be able to return size but be 'application/shockwave' or similar.
|
||
|
|
if (!empty($attachmentOptions['mime_type']) && strpos($attachmentOptions['mime_type'], 'image/') !== 0)
|
||
|
|
{
|
||
|
|
$attachmentOptions['width'] = 0;
|
||
|
|
$attachmentOptions['height'] = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Get the hash if no hash has been given yet.
|
||
|
|
if (empty($attachmentOptions['file_hash']))
|
||
|
|
$attachmentOptions['file_hash'] = getAttachmentFilename($attachmentOptions['name'], false, null, true);
|
||
|
|
|
||
|
|
// Assuming no-one set the extension let's take a look at it.
|
||
|
|
if (empty($attachmentOptions['fileext']))
|
||
|
|
{
|
||
|
|
$attachmentOptions['fileext'] = strtolower(strrpos($attachmentOptions['name'], '.') !== false ? substr($attachmentOptions['name'], strrpos($attachmentOptions['name'], '.') + 1) : '');
|
||
|
|
if (strlen($attachmentOptions['fileext']) > 8 || '.' . $attachmentOptions['fileext'] == $attachmentOptions['name'])
|
||
|
|
$attachmentOptions['fileext'] = '';
|
||
|
|
}
|
||
|
|
|
||
|
|
// This defines which options to use for which columns in the insert query.
|
||
|
|
// Mods using the hook can add columns and even change the properties of existing columns,
|
||
|
|
// but if they delete one of these columns, it will be reset to the default defined here.
|
||
|
|
$attachmentStandardInserts = $attachmentInserts = array(
|
||
|
|
// Format: 'column' => array('type', 'option')
|
||
|
|
'id_folder' => array('int', 'id_folder'),
|
||
|
|
'id_msg' => array('int', 'post'),
|
||
|
|
'filename' => array('string-255', 'name'),
|
||
|
|
'file_hash' => array('string-40', 'file_hash'),
|
||
|
|
'fileext' => array('string-8', 'fileext'),
|
||
|
|
'size' => array('int', 'size'),
|
||
|
|
'width' => array('int', 'width'),
|
||
|
|
'height' => array('int', 'height'),
|
||
|
|
'mime_type' => array('string-20', 'mime_type'),
|
||
|
|
'approved' => array('int', 'approved'),
|
||
|
|
);
|
||
|
|
|
||
|
|
// Last chance to change stuff!
|
||
|
|
call_integration_hook('integrate_createAttachment', array(&$attachmentOptions, &$attachmentInserts));
|
||
|
|
|
||
|
|
// Make sure the folder is valid...
|
||
|
|
$tmp = is_array($modSettings['attachmentUploadDir']) ? $modSettings['attachmentUploadDir'] : $smcFunc['json_decode']($modSettings['attachmentUploadDir'], true);
|
||
|
|
$folders = array_keys($tmp);
|
||
|
|
if (empty($attachmentOptions['id_folder']) || !in_array($attachmentOptions['id_folder'], $folders))
|
||
|
|
$attachmentOptions['id_folder'] = $modSettings['currentAttachmentUploadDir'];
|
||
|
|
|
||
|
|
// Make sure all required columns are present, in case a mod screwed up.
|
||
|
|
foreach ($attachmentStandardInserts as $column => $insert_info)
|
||
|
|
if (!isset($attachmentInserts[$column]))
|
||
|
|
$attachmentInserts[$column] = $insert_info;
|
||
|
|
|
||
|
|
// Set up the columns and values to insert, in the correct order.
|
||
|
|
$attachmentColumns = array();
|
||
|
|
$attachmentValues = array();
|
||
|
|
foreach ($attachmentInserts as $column => $insert_info)
|
||
|
|
{
|
||
|
|
$attachmentColumns[$column] = $insert_info[0];
|
||
|
|
|
||
|
|
if (!empty($insert_info[0]) && $insert_info[0] == 'int')
|
||
|
|
$attachmentValues[] = (int) $attachmentOptions[$insert_info[1]];
|
||
|
|
else
|
||
|
|
$attachmentValues[] = $attachmentOptions[$insert_info[1]];
|
||
|
|
}
|
||
|
|
|
||
|
|
// Create the attachment in the database.
|
||
|
|
$attachmentOptions['id'] = $smcFunc['db_insert']('',
|
||
|
|
'{db_prefix}attachments',
|
||
|
|
$attachmentColumns,
|
||
|
|
$attachmentValues,
|
||
|
|
array('id_attach'),
|
||
|
|
1
|
||
|
|
);
|
||
|
|
|
||
|
|
// Attachment couldn't be created.
|
||
|
|
if (empty($attachmentOptions['id']))
|
||
|
|
{
|
||
|
|
loadLanguage('Errors');
|
||
|
|
log_error($txt['attachment_not_created'], 'general');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Now that we have the attach id, let's rename this sucker and finish up.
|
||
|
|
$attachmentOptions['destination'] = getAttachmentFilename(basename($attachmentOptions['name']), $attachmentOptions['id'], $attachmentOptions['id_folder'], false, $attachmentOptions['file_hash']);
|
||
|
|
rename($attachmentOptions['tmp_name'], $attachmentOptions['destination']);
|
||
|
|
|
||
|
|
// If it's not approved then add to the approval queue.
|
||
|
|
if (!$attachmentOptions['approved'])
|
||
|
|
{
|
||
|
|
$smcFunc['db_insert']('',
|
||
|
|
'{db_prefix}approval_queue',
|
||
|
|
array(
|
||
|
|
'id_attach' => 'int', 'id_msg' => 'int',
|
||
|
|
),
|
||
|
|
array(
|
||
|
|
$attachmentOptions['id'], (int) $attachmentOptions['post'],
|
||
|
|
),
|
||
|
|
array()
|
||
|
|
);
|
||
|
|
|
||
|
|
// Queue background notification task.
|
||
|
|
$smcFunc['db_insert'](
|
||
|
|
'insert',
|
||
|
|
'{db_prefix}background_tasks',
|
||
|
|
array(
|
||
|
|
'task_file' => 'string',
|
||
|
|
'task_class' => 'string',
|
||
|
|
'task_data' => 'string',
|
||
|
|
'claimed_time' => 'int'
|
||
|
|
),
|
||
|
|
array(
|
||
|
|
'$sourcedir/tasks/CreateAttachment-Notify.php',
|
||
|
|
'CreateAttachment_Notify_Background',
|
||
|
|
$smcFunc['json_encode'](
|
||
|
|
array(
|
||
|
|
'id' => $attachmentOptions['id'],
|
||
|
|
)
|
||
|
|
),
|
||
|
|
0
|
||
|
|
),
|
||
|
|
array(
|
||
|
|
'id_task'
|
||
|
|
)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (empty($modSettings['attachmentThumbnails']) || (empty($attachmentOptions['width']) && empty($attachmentOptions['height'])))
|
||
|
|
return true;
|
||
|
|
|
||
|
|
// Like thumbnails, do we?
|
||
|
|
if (!empty($modSettings['attachmentThumbWidth']) && !empty($modSettings['attachmentThumbHeight']) && ($attachmentOptions['width'] > $modSettings['attachmentThumbWidth'] || $attachmentOptions['height'] > $modSettings['attachmentThumbHeight']))
|
||
|
|
{
|
||
|
|
if (createThumbnail($attachmentOptions['destination'], $modSettings['attachmentThumbWidth'], $modSettings['attachmentThumbHeight']))
|
||
|
|
{
|
||
|
|
// Figure out how big we actually made it.
|
||
|
|
$size = @getimagesize($attachmentOptions['destination'] . '_thumb');
|
||
|
|
list ($thumb_width, $thumb_height) = $size;
|
||
|
|
|
||
|
|
if (!empty($size['mime']))
|
||
|
|
$thumb_mime = $size['mime'];
|
||
|
|
elseif (isset($context['valid_image_types'][$size[2]]))
|
||
|
|
$thumb_mime = 'image/' . $context['valid_image_types'][$size[2]];
|
||
|
|
// Lord only knows how this happened...
|
||
|
|
else
|
||
|
|
$thumb_mime = '';
|
||
|
|
|
||
|
|
$thumb_filename = $attachmentOptions['name'] . '_thumb';
|
||
|
|
$thumb_size = filesize($attachmentOptions['destination'] . '_thumb');
|
||
|
|
$thumb_file_hash = getAttachmentFilename($thumb_filename, false, null, true);
|
||
|
|
$thumb_path = $attachmentOptions['destination'] . '_thumb';
|
||
|
|
|
||
|
|
// We should check the file size and count here since thumbs are added to the existing totals.
|
||
|
|
if (!empty($modSettings['automanage_attachments']) && $modSettings['automanage_attachments'] == 1 && !empty($modSettings['attachmentDirSizeLimit']) || !empty($modSettings['attachmentDirFileLimit']))
|
||
|
|
{
|
||
|
|
$context['dir_size'] = isset($context['dir_size']) ? $context['dir_size'] += $thumb_size : $context['dir_size'] = 0;
|
||
|
|
$context['dir_files'] = isset($context['dir_files']) ? $context['dir_files']++ : $context['dir_files'] = 0;
|
||
|
|
|
||
|
|
// If the folder is full, try to create a new one and move the thumb to it.
|
||
|
|
if ($context['dir_size'] > $modSettings['attachmentDirSizeLimit'] * 1024 || $context['dir_files'] + 2 > $modSettings['attachmentDirFileLimit'])
|
||
|
|
{
|
||
|
|
if (automanage_attachments_by_space())
|
||
|
|
{
|
||
|
|
rename($thumb_path, $context['attach_dir'] . '/' . $thumb_filename);
|
||
|
|
$thumb_path = $context['attach_dir'] . '/' . $thumb_filename;
|
||
|
|
$context['dir_size'] = 0;
|
||
|
|
$context['dir_files'] = 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// If a new folder has been already created. Gotta move this thumb there then.
|
||
|
|
if ($modSettings['currentAttachmentUploadDir'] != $attachmentOptions['id_folder'])
|
||
|
|
{
|
||
|
|
rename($thumb_path, $context['attach_dir'] . '/' . $thumb_filename);
|
||
|
|
$thumb_path = $context['attach_dir'] . '/' . $thumb_filename;
|
||
|
|
}
|
||
|
|
|
||
|
|
// To the database we go!
|
||
|
|
$attachmentOptions['thumb'] = $smcFunc['db_insert']('',
|
||
|
|
'{db_prefix}attachments',
|
||
|
|
array(
|
||
|
|
'id_folder' => 'int', 'id_msg' => 'int', 'attachment_type' => 'int', 'filename' => 'string-255', 'file_hash' => 'string-40', 'fileext' => 'string-8',
|
||
|
|
'size' => 'int', 'width' => 'int', 'height' => 'int', 'mime_type' => 'string-20', 'approved' => 'int',
|
||
|
|
),
|
||
|
|
array(
|
||
|
|
$modSettings['currentAttachmentUploadDir'], (int) $attachmentOptions['post'], 3, $thumb_filename, $thumb_file_hash, $attachmentOptions['fileext'],
|
||
|
|
$thumb_size, $thumb_width, $thumb_height, $thumb_mime, (int) $attachmentOptions['approved'],
|
||
|
|
),
|
||
|
|
array('id_attach'),
|
||
|
|
1
|
||
|
|
);
|
||
|
|
|
||
|
|
if (!empty($attachmentOptions['thumb']))
|
||
|
|
{
|
||
|
|
$smcFunc['db_query']('', '
|
||
|
|
UPDATE {db_prefix}attachments
|
||
|
|
SET id_thumb = {int:id_thumb}
|
||
|
|
WHERE id_attach = {int:id_attach}',
|
||
|
|
array(
|
||
|
|
'id_thumb' => $attachmentOptions['thumb'],
|
||
|
|
'id_attach' => $attachmentOptions['id'],
|
||
|
|
)
|
||
|
|
);
|
||
|
|
|
||
|
|
rename($thumb_path, getAttachmentFilename($thumb_filename, $attachmentOptions['thumb'], $modSettings['currentAttachmentUploadDir'], false, $thumb_file_hash));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Assigns the given attachments to the given message ID.
|
||
|
|
*
|
||
|
|
* @param $attachIDs array of attachment IDs to assign.
|
||
|
|
* @param $msgID integer the message ID.
|
||
|
|
*
|
||
|
|
* @return boolean false on error or missing params.
|
||
|
|
*/
|
||
|
|
function assignAttachments($attachIDs = array(), $msgID = 0)
|
||
|
|
{
|
||
|
|
global $smcFunc;
|
||
|
|
|
||
|
|
// Oh, come on!
|
||
|
|
if (empty($attachIDs) || empty($msgID))
|
||
|
|
return false;
|
||
|
|
|
||
|
|
// "I see what is right and approve, but I do what is wrong."
|
||
|
|
call_integration_hook('integrate_assign_attachments', array(&$attachIDs, &$msgID));
|
||
|
|
|
||
|
|
// One last check
|
||
|
|
if (empty($attachIDs))
|
||
|
|
return false;
|
||
|
|
|
||
|
|
// Perform.
|
||
|
|
$smcFunc['db_query']('', '
|
||
|
|
UPDATE {db_prefix}attachments
|
||
|
|
SET id_msg = {int:id_msg}
|
||
|
|
WHERE id_attach IN ({array_int:attach_ids})',
|
||
|
|
array(
|
||
|
|
'id_msg' => $msgID,
|
||
|
|
'attach_ids' => $attachIDs,
|
||
|
|
)
|
||
|
|
);
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets an attach ID and tries to load all its info.
|
||
|
|
*
|
||
|
|
* @param int $attachID the attachment ID to load info from.
|
||
|
|
*
|
||
|
|
* @return mixed If succesful, it will return an array of loaded data. String, most likely a $txt key if there was some error.
|
||
|
|
*/
|
||
|
|
function parseAttachBBC($attachID = 0)
|
||
|
|
{
|
||
|
|
global $board, $modSettings, $context, $scripturl, $smcFunc, $user_info;
|
||
|
|
static $view_attachment_boards;
|
||
|
|
|
||
|
|
if (!isset($view_attachment_boards))
|
||
|
|
$view_attachment_boards = boardsAllowedTo('view_attachments');
|
||
|
|
|
||
|
|
// Meh...
|
||
|
|
if (empty($attachID))
|
||
|
|
return 'attachments_no_data_loaded';
|
||
|
|
|
||
|
|
// Make it easy.
|
||
|
|
$msgID = !empty($_REQUEST['msg']) ? (int) $_REQUEST['msg'] : 0;
|
||
|
|
|
||
|
|
// Perhaps someone else wants to do the honors? Yes, this also includes dealing with previews ;)
|
||
|
|
$externalParse = call_integration_hook('integrate_pre_parseAttachBBC', array($attachID, $msgID));
|
||
|
|
|
||
|
|
// "I am innocent of the blood of this just person: see ye to it."
|
||
|
|
if (!empty($externalParse) && (is_string($externalParse) || is_array($externalParse)))
|
||
|
|
return $externalParse;
|
||
|
|
|
||
|
|
// Are attachments enabled?
|
||
|
|
if (empty($modSettings['attachmentEnable']))
|
||
|
|
return 'attachments_not_enable';
|
||
|
|
|
||
|
|
$check_board_perms = !isset($_SESSION['attachments_can_preview'][$attachID]) && $view_attachment_boards !== array(0);
|
||
|
|
|
||
|
|
// There is always the chance someone else has already done our dirty work...
|
||
|
|
// If so, all pertinent checks were already done. Hopefully...
|
||
|
|
if (!empty($context['current_attachments']) && !empty($context['current_attachments'][$attachID]))
|
||
|
|
return $context['current_attachments'][$attachID];
|
||
|
|
|
||
|
|
// Can the user view attachments on this board?
|
||
|
|
if ($check_board_perms && !empty($board) && !in_array($board, $view_attachment_boards))
|
||
|
|
return 'attachments_not_allowed_to_see';
|
||
|
|
|
||
|
|
// Get the message info associated with this particular attach ID.
|
||
|
|
$attachInfo = getAttachMsgInfo($attachID);
|
||
|
|
|
||
|
|
// There is always the chance this attachment no longer exists or isn't associated to a message anymore...
|
||
|
|
if (empty($attachInfo))
|
||
|
|
return 'attachments_no_data_loaded';
|
||
|
|
|
||
|
|
if (empty($attachInfo['msg']) && empty($context['preview_message']))
|
||
|
|
return 'attachments_no_msg_associated';
|
||
|
|
|
||
|
|
// Can the user view attachments on the board that holds the attachment's original post?
|
||
|
|
// (This matters when one post quotes another on a different board.)
|
||
|
|
if ($check_board_perms && !in_array($attachInfo['board'], $view_attachment_boards))
|
||
|
|
return 'attachments_not_allowed_to_see';
|
||
|
|
|
||
|
|
if (empty($context['loaded_attachments'][$attachInfo['msg']]))
|
||
|
|
prepareAttachsByMsg(array($attachInfo['msg']));
|
||
|
|
|
||
|
|
if (isset($context['loaded_attachments'][$attachInfo['msg']][$attachID]))
|
||
|
|
$attachContext = $context['loaded_attachments'][$attachInfo['msg']][$attachID];
|
||
|
|
|
||
|
|
// In case the user manually typed the thumbnail's ID into the BBC
|
||
|
|
elseif (!empty($context['loaded_attachments'][$attachInfo['msg']]))
|
||
|
|
{
|
||
|
|
foreach ($context['loaded_attachments'][$attachInfo['msg']] as $foundAttachID => $foundAttach)
|
||
|
|
{
|
||
|
|
if (array_key_exists('id_thumb', $foundAttach) && $foundAttach['id_thumb'] == $attachID)
|
||
|
|
{
|
||
|
|
$attachContext = $context['loaded_attachments'][$attachInfo['msg']][$foundAttachID];
|
||
|
|
$attachID = $foundAttachID;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Load this particular attach's context.
|
||
|
|
if (!empty($attachContext))
|
||
|
|
{
|
||
|
|
// Skip unapproved attachment, unless they belong to the user or the user can approve them.
|
||
|
|
if (!$context['loaded_attachments'][$attachInfo['msg']][$attachID]['approved'] &&
|
||
|
|
$modSettings['postmod_active'] && !allowedTo('approve_posts') &&
|
||
|
|
$context['loaded_attachments'][$attachInfo['msg']][$attachID]['id_member'] != $user_info['id'])
|
||
|
|
{
|
||
|
|
unset($context['loaded_attachments'][$attachInfo['msg']][$attachID]);
|
||
|
|
return 'attachments_unapproved';
|
||
|
|
}
|
||
|
|
$attachLoaded = loadAttachmentContext($attachContext['id_msg'], $context['loaded_attachments']);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
return 'attachments_no_data_loaded';
|
||
|
|
|
||
|
|
if (empty($attachLoaded))
|
||
|
|
return 'attachments_no_data_loaded';
|
||
|
|
|
||
|
|
else
|
||
|
|
$attachContext = $attachLoaded[$attachID];
|
||
|
|
|
||
|
|
// It's theoretically possible that prepareAttachsByMsg() changed the board id, so check again.
|
||
|
|
if ($check_board_perms && !in_array($attachContext['board'], $view_attachment_boards))
|
||
|
|
return 'attachments_not_allowed_to_see';
|
||
|
|
|
||
|
|
// You may or may not want to show this under the post.
|
||
|
|
if (!empty($modSettings['dont_show_attach_under_post']) && !isset($context['show_attach_under_post'][$attachID]))
|
||
|
|
$context['show_attach_under_post'][$attachID] = $attachID;
|
||
|
|
|
||
|
|
// Last minute changes?
|
||
|
|
call_integration_hook('integrate_post_parseAttachBBC', array(&$attachContext));
|
||
|
|
|
||
|
|
// Don't do any logic with the loaded data, leave it to whoever called this function.
|
||
|
|
return $attachContext;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets raw info directly from the attachments table.
|
||
|
|
*
|
||
|
|
* @param array $attachIDs An array of attachments IDs.
|
||
|
|
*
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
function getRawAttachInfo($attachIDs)
|
||
|
|
{
|
||
|
|
global $smcFunc, $modSettings;
|
||
|
|
|
||
|
|
if (empty($attachIDs))
|
||
|
|
return array();
|
||
|
|
|
||
|
|
$return = array();
|
||
|
|
|
||
|
|
$request = $smcFunc['db_query']('', '
|
||
|
|
SELECT a.id_attach, a.id_msg, a.id_member, a.size, a.mime_type, a.id_folder, a.filename' . (empty($modSettings['attachmentShowImages']) || empty($modSettings['attachmentThumbnails']) ? '' : ',
|
||
|
|
COALESCE(thumb.id_attach, 0) AS id_thumb, thumb.width AS thumb_width, thumb.height AS thumb_height') . '
|
||
|
|
FROM {db_prefix}attachments AS a' . (empty($modSettings['attachmentShowImages']) || empty($modSettings['attachmentThumbnails']) ? '' : '
|
||
|
|
LEFT JOIN {db_prefix}attachments AS thumb ON (thumb.id_attach = a.id_thumb)') . '
|
||
|
|
WHERE a.id_attach IN ({array_int:attach_ids})
|
||
|
|
LIMIT 1',
|
||
|
|
array(
|
||
|
|
'attach_ids' => (array) $attachIDs,
|
||
|
|
)
|
||
|
|
);
|
||
|
|
|
||
|
|
if ($smcFunc['db_num_rows']($request) != 1)
|
||
|
|
return array();
|
||
|
|
|
||
|
|
while ($row = $smcFunc['db_fetch_assoc']($request))
|
||
|
|
$return[$row['id_attach']] = array(
|
||
|
|
'name' => $smcFunc['htmlspecialchars']($row['filename']),
|
||
|
|
'size' => $row['size'],
|
||
|
|
'attachID' => $row['id_attach'],
|
||
|
|
'unchecked' => false,
|
||
|
|
'approved' => 1,
|
||
|
|
'mime_type' => $row['mime_type'],
|
||
|
|
'thumb' => $row['id_thumb'],
|
||
|
|
);
|
||
|
|
$smcFunc['db_free_result']($request);
|
||
|
|
|
||
|
|
return $return;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets all needed message data associated with an attach ID
|
||
|
|
*
|
||
|
|
* @param int $attachID the attachment ID to load info from.
|
||
|
|
*
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
function getAttachMsgInfo($attachID)
|
||
|
|
{
|
||
|
|
global $smcFunc, $context;
|
||
|
|
|
||
|
|
if (empty($attachID))
|
||
|
|
return array();
|
||
|
|
|
||
|
|
if (!isset($context['loaded_attachments']))
|
||
|
|
$context['loaded_attachments'] = array();
|
||
|
|
|
||
|
|
foreach ($context['loaded_attachments'] as $msgRows)
|
||
|
|
{
|
||
|
|
if (empty($msgRows[$attachID]))
|
||
|
|
continue;
|
||
|
|
|
||
|
|
$row = array(
|
||
|
|
'msg' => $msgRows[$attachID]['id_msg'],
|
||
|
|
'topic' => $msgRows[$attachID]['topic'],
|
||
|
|
'board' => $msgRows[$attachID]['board'],
|
||
|
|
);
|
||
|
|
|
||
|
|
return $row;
|
||
|
|
}
|
||
|
|
|
||
|
|
$request = $smcFunc['db_query']('', '
|
||
|
|
SELECT a.id_msg AS msg, m.id_topic AS topic, m.id_board AS board
|
||
|
|
FROM {db_prefix}attachments AS a
|
||
|
|
LEFT JOIN {db_prefix}messages AS m ON (m.id_msg = a.id_msg)
|
||
|
|
WHERE id_attach = {int:id_attach}
|
||
|
|
LIMIT 1',
|
||
|
|
array(
|
||
|
|
'id_attach' => (int) $attachID,
|
||
|
|
)
|
||
|
|
);
|
||
|
|
|
||
|
|
if ($smcFunc['db_num_rows']($request) != 1)
|
||
|
|
return array();
|
||
|
|
|
||
|
|
$row = $smcFunc['db_fetch_assoc']($request);
|
||
|
|
$smcFunc['db_free_result']($request);
|
||
|
|
|
||
|
|
return $row;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This loads an attachment's contextual data including, most importantly, its size if it is an image.
|
||
|
|
* It requires the view_attachments permission to calculate image size.
|
||
|
|
* It attempts to keep the "aspect ratio" of the posted image in line, even if it has to be resized by
|
||
|
|
* the max_image_width and max_image_height settings.
|
||
|
|
*
|
||
|
|
* @param int $id_msg ID of the post to load attachments for
|
||
|
|
* @param array $attachments An array of already loaded attachments. This function no longer depends on having $topic declared, thus, you need to load the actual topic ID for each attachment.
|
||
|
|
* @return array An array of attachment info
|
||
|
|
*/
|
||
|
|
function loadAttachmentContext($id_msg, $attachments)
|
||
|
|
{
|
||
|
|
global $modSettings, $txt, $scripturl, $sourcedir, $smcFunc, $context;
|
||
|
|
|
||
|
|
if (empty($attachments) || empty($attachments[$id_msg]))
|
||
|
|
return array();
|
||
|
|
|
||
|
|
// Set up the attachment info - based on code by Meriadoc.
|
||
|
|
$attachmentData = array();
|
||
|
|
$have_unapproved = false;
|
||
|
|
if (isset($attachments[$id_msg]) && !empty($modSettings['attachmentEnable']))
|
||
|
|
{
|
||
|
|
foreach ($attachments[$id_msg] as $i => $attachment)
|
||
|
|
{
|
||
|
|
$attachmentData[$i] = array(
|
||
|
|
'id' => $attachment['id_attach'],
|
||
|
|
'name' => preg_replace('~&#(\\d{1,7}|x[0-9a-fA-F]{1,6});~', '&#\\1;', $smcFunc['htmlspecialchars'](un_htmlspecialchars($attachment['filename']))),
|
||
|
|
'downloads' => $attachment['downloads'],
|
||
|
|
'size' => ($attachment['filesize'] < 1024000) ? round($attachment['filesize'] / 1024, 2) . ' ' . $txt['kilobyte'] : round($attachment['filesize'] / 1024 / 1024, 2) . ' ' . $txt['megabyte'],
|
||
|
|
'byte_size' => $attachment['filesize'],
|
||
|
|
'href' => $scripturl . '?action=dlattach;attach=' . $attachment['id_attach'],
|
||
|
|
'link' => '<a href="' . $scripturl . '?action=dlattach;attach=' . $attachment['id_attach'] . '" class="bbc_link">' . $smcFunc['htmlspecialchars'](un_htmlspecialchars($attachment['filename'])) . '</a>',
|
||
|
|
'is_image' => !empty($attachment['width']) && !empty($attachment['height']),
|
||
|
|
'is_approved' => $attachment['approved'],
|
||
|
|
'topic' => $attachment['topic'],
|
||
|
|
'board' => $attachment['board'],
|
||
|
|
'mime_type' => $attachment['mime_type'],
|
||
|
|
);
|
||
|
|
|
||
|
|
// If something is unapproved we'll note it so we can sort them.
|
||
|
|
if (!$attachment['approved'])
|
||
|
|
$have_unapproved = true;
|
||
|
|
|
||
|
|
if (!$attachmentData[$i]['is_image'])
|
||
|
|
continue;
|
||
|
|
|
||
|
|
$attachmentData[$i]['real_width'] = $attachment['width'];
|
||
|
|
$attachmentData[$i]['width'] = $attachment['width'];
|
||
|
|
$attachmentData[$i]['real_height'] = $attachment['height'];
|
||
|
|
$attachmentData[$i]['height'] = $attachment['height'];
|
||
|
|
|
||
|
|
// Let's see, do we want thumbs?
|
||
|
|
if (!empty($modSettings['attachmentShowImages']) && !empty($modSettings['attachmentThumbnails']) && !empty($modSettings['attachmentThumbWidth']) && !empty($modSettings['attachmentThumbHeight']) && ($attachment['width'] > $modSettings['attachmentThumbWidth'] || $attachment['height'] > $modSettings['attachmentThumbHeight']) && strlen($attachment['filename']) < 249)
|
||
|
|
{
|
||
|
|
// A proper thumb doesn't exist yet? Create one!
|
||
|
|
if (empty($attachment['id_thumb']) || $attachment['thumb_width'] > $modSettings['attachmentThumbWidth'] || $attachment['thumb_height'] > $modSettings['attachmentThumbHeight'] || ($attachment['thumb_width'] < $modSettings['attachmentThumbWidth'] && $attachment['thumb_height'] < $modSettings['attachmentThumbHeight']))
|
||
|
|
{
|
||
|
|
$filename = getAttachmentFilename($attachment['filename'], $attachment['id_attach'], $attachment['id_folder']);
|
||
|
|
|
||
|
|
require_once($sourcedir . '/Subs-Graphics.php');
|
||
|
|
if (createThumbnail($filename, $modSettings['attachmentThumbWidth'], $modSettings['attachmentThumbHeight']))
|
||
|
|
{
|
||
|
|
// So what folder are we putting this image in?
|
||
|
|
if (!empty($modSettings['currentAttachmentUploadDir']))
|
||
|
|
{
|
||
|
|
if (!is_array($modSettings['attachmentUploadDir']))
|
||
|
|
$modSettings['attachmentUploadDir'] = $smcFunc['json_decode']($modSettings['attachmentUploadDir'], true);
|
||
|
|
$id_folder_thumb = $modSettings['currentAttachmentUploadDir'];
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$id_folder_thumb = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Calculate the size of the created thumbnail.
|
||
|
|
$size = @getimagesize($filename . '_thumb');
|
||
|
|
list ($attachment['thumb_width'], $attachment['thumb_height']) = $size;
|
||
|
|
$thumb_size = filesize($filename . '_thumb');
|
||
|
|
|
||
|
|
// What about the extension?
|
||
|
|
$thumb_ext = isset($context['valid_image_types'][$size[2]]) ? $context['valid_image_types'][$size[2]] : '';
|
||
|
|
|
||
|
|
// Figure out the mime type.
|
||
|
|
if (!empty($size['mime']))
|
||
|
|
$thumb_mime = $size['mime'];
|
||
|
|
else
|
||
|
|
$thumb_mime = 'image/' . $thumb_ext;
|
||
|
|
|
||
|
|
$thumb_filename = $attachment['filename'] . '_thumb';
|
||
|
|
$thumb_hash = getAttachmentFilename($thumb_filename, false, null, true);
|
||
|
|
$old_id_thumb = $attachment['id_thumb'];
|
||
|
|
|
||
|
|
// Add this beauty to the database.
|
||
|
|
$attachment['id_thumb'] = $smcFunc['db_insert']('',
|
||
|
|
'{db_prefix}attachments',
|
||
|
|
array('id_folder' => 'int', 'id_msg' => 'int', 'attachment_type' => 'int', 'filename' => 'string', 'file_hash' => 'string', 'size' => 'int', 'width' => 'int', 'height' => 'int', 'fileext' => 'string', 'mime_type' => 'string'),
|
||
|
|
array($id_folder_thumb, $id_msg, 3, $thumb_filename, $thumb_hash, (int) $thumb_size, (int) $attachment['thumb_width'], (int) $attachment['thumb_height'], $thumb_ext, $thumb_mime),
|
||
|
|
array('id_attach'),
|
||
|
|
1
|
||
|
|
);
|
||
|
|
|
||
|
|
if (!empty($attachment['id_thumb']))
|
||
|
|
{
|
||
|
|
$smcFunc['db_query']('', '
|
||
|
|
UPDATE {db_prefix}attachments
|
||
|
|
SET id_thumb = {int:id_thumb}
|
||
|
|
WHERE id_attach = {int:id_attach}',
|
||
|
|
array(
|
||
|
|
'id_thumb' => $attachment['id_thumb'],
|
||
|
|
'id_attach' => $attachment['id_attach'],
|
||
|
|
)
|
||
|
|
);
|
||
|
|
|
||
|
|
$thumb_realname = getAttachmentFilename($thumb_filename, $attachment['id_thumb'], $id_folder_thumb, false, $thumb_hash);
|
||
|
|
rename($filename . '_thumb', $thumb_realname);
|
||
|
|
|
||
|
|
// Do we need to remove an old thumbnail?
|
||
|
|
if (!empty($old_id_thumb))
|
||
|
|
{
|
||
|
|
require_once($sourcedir . '/ManageAttachments.php');
|
||
|
|
removeAttachments(array('id_attach' => $old_id_thumb), '', false, false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Only adjust dimensions on successful thumbnail creation.
|
||
|
|
if (!empty($attachment['thumb_width']) && !empty($attachment['thumb_height']))
|
||
|
|
{
|
||
|
|
$attachmentData[$i]['width'] = $attachment['thumb_width'];
|
||
|
|
$attachmentData[$i]['height'] = $attachment['thumb_height'];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!empty($attachment['id_thumb']))
|
||
|
|
$attachmentData[$i]['thumbnail'] = array(
|
||
|
|
'id' => $attachment['id_thumb'],
|
||
|
|
'href' => $scripturl . '?action=dlattach;attach=' . $attachment['id_thumb'] . ';image',
|
||
|
|
);
|
||
|
|
$attachmentData[$i]['thumbnail']['has_thumb'] = !empty($attachment['id_thumb']);
|
||
|
|
|
||
|
|
// If thumbnails are disabled, check the maximum size of the image.
|
||
|
|
if (!$attachmentData[$i]['thumbnail']['has_thumb'] && ((!empty($modSettings['max_image_width']) && $attachment['width'] > $modSettings['max_image_width']) || (!empty($modSettings['max_image_height']) && $attachment['height'] > $modSettings['max_image_height'])))
|
||
|
|
{
|
||
|
|
if (!empty($modSettings['max_image_width']) && (empty($modSettings['max_image_height']) || $attachment['height'] * $modSettings['max_image_width'] / $attachment['width'] <= $modSettings['max_image_height']))
|
||
|
|
{
|
||
|
|
$attachmentData[$i]['width'] = $modSettings['max_image_width'];
|
||
|
|
$attachmentData[$i]['height'] = floor($attachment['height'] * $modSettings['max_image_width'] / $attachment['width']);
|
||
|
|
}
|
||
|
|
elseif (!empty($modSettings['max_image_width']))
|
||
|
|
{
|
||
|
|
$attachmentData[$i]['width'] = floor($attachment['width'] * $modSettings['max_image_height'] / $attachment['height']);
|
||
|
|
$attachmentData[$i]['height'] = $modSettings['max_image_height'];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
elseif ($attachmentData[$i]['thumbnail']['has_thumb'])
|
||
|
|
{
|
||
|
|
// If the image is too large to show inline, make it a popup.
|
||
|
|
if (((!empty($modSettings['max_image_width']) && $attachmentData[$i]['real_width'] > $modSettings['max_image_width']) || (!empty($modSettings['max_image_height']) && $attachmentData[$i]['real_height'] > $modSettings['max_image_height'])))
|
||
|
|
$attachmentData[$i]['thumbnail']['javascript'] = 'return reqWin(\'' . $attachmentData[$i]['href'] . ';image\', ' . ($attachment['width'] + 20) . ', ' . ($attachment['height'] + 20) . ', true);';
|
||
|
|
else
|
||
|
|
$attachmentData[$i]['thumbnail']['javascript'] = 'return expandThumb(' . $attachment['id_attach'] . ');';
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!$attachmentData[$i]['thumbnail']['has_thumb'])
|
||
|
|
$attachmentData[$i]['downloads']++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Do we need to instigate a sort?
|
||
|
|
if ($have_unapproved)
|
||
|
|
uasort(
|
||
|
|
$attachmentData,
|
||
|
|
function($a, $b)
|
||
|
|
{
|
||
|
|
if ($a['is_approved'] == $b['is_approved'])
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
return $a['is_approved'] > $b['is_approved'] ? -1 : 1;
|
||
|
|
}
|
||
|
|
);
|
||
|
|
|
||
|
|
return $attachmentData;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* prepare the Attachment api for all messages
|
||
|
|
*
|
||
|
|
* @param int array $msgIDs the message ID to load info from.
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
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function prepareAttachsByMsg($msgIDs)
|
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{
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global $context, $modSettings, $smcFunc;
|
||
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|
||
|
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if (empty($context['loaded_attachments']))
|
||
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$context['loaded_attachments'] = array();
|
||
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|
// Remove all $msgIDs that we already processed
|
||
|
|
else
|
||
|
|
$msgIDs = array_diff($msgIDs, array_keys($context['loaded_attachments']), array(0));
|
||
|
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|
||
|
|
// Ensure that $msgIDs doesn't contain zero or non-integers.
|
||
|
|
$msgIDs = array_filter(array_map('intval', $msgIDs));
|
||
|
|
|
||
|
|
if (!empty($msgIDs) || !empty($_SESSION['attachments_can_preview']))
|
||
|
|
{
|
||
|
|
// Where clause - there may or may not be msg ids, & may or may not be attachs to preview,
|
||
|
|
// depending on post vs edit, inserted or not, preview or not, post error or not, etc.
|
||
|
|
// Either way, they may be needed in a display of a list of posts or in the dropzone 'mock' list of thumbnails.
|
||
|
|
$msg_or_att = '';
|
||
|
|
if (!empty($msgIDs))
|
||
|
|
$msg_or_att .= 'a.id_msg IN ({array_int:message_id}) ';
|
||
|
|
if (!empty($msgIDs) && !empty($_SESSION['attachments_can_preview']))
|
||
|
|
$msg_or_att .= 'OR ';
|
||
|
|
if (!empty($_SESSION['attachments_can_preview']))
|
||
|
|
$msg_or_att .= 'a.id_attach IN ({array_int:preview_attachments})';
|
||
|
|
|
||
|
|
// This tries to get all attachments for the page being displayed, to build a cache of attach info.
|
||
|
|
// This is also being used by POST, so it may need to grab attachs known only in the session.
|
||
|
|
$request = $smcFunc['db_query']('', '
|
||
|
|
SELECT
|
||
|
|
a.id_attach, a.id_folder, a.id_msg, a.filename, a.file_hash, COALESCE(a.size, 0) AS filesize, a.downloads, a.approved, m.id_topic AS topic, m.id_board AS board, m.id_member, a.mime_type,
|
||
|
|
a.width, a.height' . (empty($modSettings['attachmentShowImages']) || empty($modSettings['attachmentThumbnails']) ? '' : ',
|
||
|
|
COALESCE(thumb.id_attach, 0) AS id_thumb, thumb.width AS thumb_width, thumb.height AS thumb_height') . '
|
||
|
|
FROM {db_prefix}attachments AS a' . (empty($modSettings['attachmentShowImages']) || empty($modSettings['attachmentThumbnails']) ? '' : '
|
||
|
|
LEFT JOIN {db_prefix}attachments AS thumb ON (thumb.id_attach = a.id_thumb)') . '
|
||
|
|
LEFT JOIN {db_prefix}messages AS m ON (m.id_msg = a.id_msg)
|
||
|
|
WHERE a.attachment_type = {int:attachment_type}
|
||
|
|
AND (' . $msg_or_att . ')',
|
||
|
|
array(
|
||
|
|
'message_id' => $msgIDs,
|
||
|
|
'attachment_type' => 0,
|
||
|
|
'preview_attachments' => !empty($_SESSION['attachments_can_preview']) ? array_keys(array_filter($_SESSION['attachments_can_preview'])) : array(0),
|
||
|
|
)
|
||
|
|
);
|
||
|
|
$rows = $smcFunc['db_fetch_all']($request);
|
||
|
|
$smcFunc['db_free_result']($request);
|
||
|
|
|
||
|
|
foreach ($rows as $row)
|
||
|
|
{
|
||
|
|
if (empty($context['loaded_attachments'][$row['id_msg']]))
|
||
|
|
$context['loaded_attachments'][$row['id_msg']] = array();
|
||
|
|
|
||
|
|
$context['loaded_attachments'][$row['id_msg']][$row['id_attach']] = $row;
|
||
|
|
|
||
|
|
// This is better than sorting it with the query...
|
||
|
|
ksort($context['loaded_attachments'][$row['id_msg']]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
?>
|