PHP get_mime_type函数代码示例

 /**
  * Convert a field value to something renderable.
  *
  * @param  array			The field details
  * @param  mixed			The raw value
  * @return mixed			Rendered field (tempcode or string)
  */
 function render_field_value($field, $ev)
 {
     if (is_object($ev)) {
         return $ev;
     }
     if ($ev == '') {
         return '';
     }
     $original_filename = basename($ev);
     $download_url = (url_is_local($ev) ? get_custom_base_url() . '/' : '') . $ev;
     if (strpos($ev, '::') !== false) {
         list($ev, $original_filename) = explode('::', $ev);
         $keep = symbol_tempcode('KEEP');
         $download_url = find_script('catalogue_file') . '?original_filename=' . urlencode($original_filename) . '&file=' . urlencode(basename($ev)) . $keep->evaluate();
     }
     $extension = get_file_extension($ev);
     require_code('mime_types');
     $mime_type = get_mime_type($extension);
     if ((strpos($mime_type, 'video') !== false || strpos($mime_type, 'audio') !== false) && addon_installed('galleries')) {
         // Video/Audio HTML
         switch ($mime_type) {
             case 'video/quicktime':
                 $tpl = 'GALLERY_VIDEO_QT';
                 break;
             case 'audio/x-pn-realaudio':
                 $tpl = 'GALLERY_VIDEO_RM';
                 break;
             default:
                 $tpl = 'GALLERY_VIDEO_GENERAL';
         }
         return do_template($tpl, array('URL' => url_is_local($ev) ? get_custom_base_url() . '/' . $ev : $ev, 'WIDTH' => get_option('default_video_width'), 'HEIGHT' => get_option('default_video_height'), 'MIME_TYPE' => $mime_type));
     }
     return hyperlink($download_url, $original_filename, true, true);
 }

 /**
  * @param string $contentId unique id
  * @param array $image 'data' or 'path' are required.
  *   'data' => image data,
  *   'path' => image path,
  *   'mimetype' => mime type,
  *   'encoding' => encoding('base64'(default) or 'quoted-printable')
  *
  * @return self
  */
 public function addImage($contentId, $image)
 {
     if (is_array($image)) {
         foreach ($image as $k => $v) {
             if (($lk = strtolower($k)) !== $k) {
                 $image[$lk] = $v;
                 unset($image[$k]);
             }
         }
     } else {
         $image = array("path" => $image);
     }
     if (!isset($image["data"]) && !isset($image["path"])) {
         $message = __METHOD__ . "() must set arg2[data](image data) or arg2[path](image path).";
         throw new Sabel_Exception_InvalidArgument($message);
     }
     if (!isset($image["data"])) {
         if (($image["data"] = @file_get_contents($image["path"])) === false) {
             $message = __METHOD__ . "() failed to open stream: No such file or directory in '{$image['path']}'.";
             throw new Sabel_Exception_FileNotFound($message);
         }
     }
     if (!isset($image["encoding"])) {
         $image["encoding"] = "base64";
     }
     if (!isset($image["mimetype"])) {
         $mimetype = get_mime_type($image["data"]);
         $image["mimetype"] = !$mimetype ? "application/octet-stream" : $mimetype;
     }
     $this->inlineImages[] = array("cid" => $contentId, "data" => $image["data"], "mimetype" => $image["mimetype"], "encoding" => $image["encoding"]);
     return $this;
 }

function metaCreateForm($metadata, $oldFilename, $real_filename)
{
    // globals
    global $course_code, $group_hidden_input;
    // lang globals
    global $langAddMetadata, $langWorkFile, $langTitle, $langTitleHelp, $langDescription, $langDescriptionHelp, $langAuthor, $langAuthorHelp, $langLanguage, $langGreek, $langEnglish, $langFrench, $langGerman, $langItalian, $langSpanish, $langLanguageHelp, $langLearningResourceType, $langLearningResourceTypeHelp, $langKeywords, $langKeywordsHelp, $langTopic, $langTopicHelp, $langSubTopic, $langSubTopicHelp, $langLevel, $langLevelHelp, $langTypicalAgeRange, $langTypicalAgeRangeHelp, $langComment, $langCommentHelp, $langCopyright, $langCopyrightHelp, $langIntentedEndUserRole, $langIntentedEndUserRoleHelp, $langOkComment, $langNotRequired;
    // variable definitions
    $metaTitle = "";
    $metaLanguage = "";
    $metaDescription = "";
    $metaAuthors = "";
    $metaKeywords = "";
    $metaRights = "";
    $metaLearningResourceTypes = "";
    $metaIntendedEndUserRoles = "";
    $metaLevels = "";
    $metaTypicalAgeRanges = "";
    $metaNotes = "";
    $metaTopic = "";
    $metaSubTopic = "";
    if (file_exists($real_filename . ".xml")) {
        $sxe = simplexml_load_file($real_filename . ".xml");
        if ($sxe) {
            $metaTitle = $sxe->general->title->string;
            $metaLanguage = $sxe->general->language;
            $metaDescription = $sxe->general->description->string;
            $metaAuthors = $sxe->lifeCycle->contribute->entity;
            $metaKeywords = $sxe->general->keyword;
            $metaRights = $sxe->rights->description->string;
            $metaLearningResourceTypes = $sxe->educational->learningResourceType;
            $metaIntendedEndUserRoles = $sxe->educational->intendedEndUserRole;
            $metaLevels = $sxe->educational->context;
            $metaTypicalAgeRanges = $sxe->educational->typicalAgeRange;
            $metaNotes = $sxe->educational->description->string;
            $metaTopic = $sxe->classification->taxonPath->source->string;
            $metaSubTopic = $sxe->classification->taxonPath->taxon->entry->string;
        }
    }
    $checkMap['meta_learningresourcetype'] = metaBuildCheckMap($metaLearningResourceTypes, "meta_learningresourcetype");
    $checkMap['meta_intendedenduserrole'] = metaBuildCheckMap($metaIntendedEndUserRoles, "meta_intendedenduserrole");
    $checkMap['meta_level'] = metaBuildCheckMap($metaLevels, "meta_level");
    $output = "\n\t<form method='post' action='index.php?course={$course_code}'>\n\t<fieldset>\n\t  <input type='hidden' name='metadataPath' value='" . q($metadata) . "' />\n\t  <input type='hidden' name='meta_filename' value='{$oldFilename}' />\n\t  <input type='hidden' name='meta_mimetype' value='" . get_mime_type($oldFilename) . "' />\n\t  {$group_hidden_input}\n\t  <legend>{$langAddMetadata}</legend>\n\t  <table class='tbl' width='100%'>\n\t  <tr>\n\t    <th>{$langWorkFile}:</th>\n\t    <td>{$oldFilename}</td>\n\t  </tr>";
    $output .= metaTextAreaRow($langTitle, "meta_title", $metaTitle, $langTitleHelp) . metaTextAreaRow($langDescription, "meta_description", $metaDescription, $langDescriptionHelp, 4) . metaCommaTextAreaRow($langAuthor, "meta_author", $metaAuthors, $langAuthorHelp);
    $cellLang = selection(array('el' => $langGreek, 'en' => $langEnglish, 'fr' => $langFrench, 'de' => $langGerman, 'it' => $langItalian, 'es' => $langSpanish), 'meta_language', $metaLanguage);
    $output .= metaFormRow($langLanguage, $cellLang, $langLanguageHelp);
    $resourceTypes = array("narrative text", "simulation", "photo", "experiment", "image", "microexperiment", "figure", "map", "diagram", "interactivemap", "graph", "exploration", "table", "interactivegame", "sound", "conceptualmap", "music", "index", "narration", "problem statement", "video", "self assessment", "animation", "questionnaire", "3danimation", "quiz", "slide", "exam", "presentation", "exercise", "lecture", "learningscenario", "textbook");
    $output .= metaCheckBoxRow($langLearningResourceType, "meta_learningresourcetype", $resourceTypes, $checkMap, $langLearningResourceTypeHelp, true) . metaCommaTextAreaRow($langKeywords, "meta_keywords", $metaKeywords, $langKeywordsHelp, 2, "string") . metaInputTextRow($langTopic, "meta_topic", $metaTopic, $langTopicHelp) . metaInputTextRow($langSubTopic, "meta_subtopic", $metaSubTopic, $langSubTopicHelp);
    $levels = array("nursery", "primary", "secondary", "highschool", "technical", "training", "higher education", "other");
    $output .= metaCheckBoxRow($langLevel, "meta_level", $levels, $checkMap, $langLevelHelp) . metaCommaInputTextRow($langTypicalAgeRange, "meta_typicalagerange", $metaTypicalAgeRanges, $langTypicalAgeRangeHelp, "string") . metaTextAreaRow($langComment, "meta_notes", $metaNotes, $langCommentHelp, 4) . metaTextAreaRow($langCopyright, "meta_rights", $metaRights, $langCopyrightHelp);
    $userRoles = array("teacher", "learner", "author", "manager", "other");
    $output .= metaCheckBoxRow($langIntentedEndUserRole, "meta_intendedenduserrole", $userRoles, $checkMap, $langIntentedEndUserRoleHelp);
    $output .= "<tr>\n\t    <th>&nbsp;</th>\n\t    <td class='right'><input class='btn btn-primary' type='submit' value='{$langOkComment}' /></td>\n\t  </tr>\n\t  <tr>\n\t    <th>&nbsp;</th>\n\t    <td class='right'>{$langNotRequired}</td>\n\t  </tr>\n\t  </table>\n\t</fieldset>\n\t</form>";
    return $output;
}

function send_file_to_client($real_filename, $filename, $disposition = null, $send_name = false, $delete = false)
{
    if (!file_exists($real_filename)) {
        return false;
    }
    $content_type = get_mime_type($filename);
    if ($content_type == 'text/html') {
        $charset = '; charset=' . html_charset($real_filename);
    } elseif ($content_type == 'text/plain') {
        $charset = '; charset=' . text_charset($real_filename);
    } else {
        $charset = '';
    }
    if ($send_name) {
        if (preg_match('/[^\\x20-\\x7E]/', $filename) and strstr($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false) {
            $filename = urlencode($filename);
        }
        // Add quotes to filename if it contains spaces
        if (strpos($filename, ' ') !== false) {
            $filename = '"' . $filename . '"';
        }
        $filenameattr = '; filename=' . $filename;
        if (!isset($disposition)) {
            $disposition = 'attachment';
        }
    } else {
        $filenameattr = '';
    }
    header("Content-type: {$content_type}{$charset}");
    if (isset($disposition)) {
        header("Content-Disposition: {$disposition}{$filenameattr}");
    }
    header('Pragma:');
    header('Cache-Control: public');
    header('Content-length: ' . filesize($real_filename));
    $mtime = filemtime($real_filename);
    $mdate = gmdate('D, d M Y H:i:s', $mtime);
    $etag = md5($real_filename . $mdate . $filename . filesize($real_filename));
    header('Last-Modified: ' . $mdate . ' GMT');
    header("Etag: {$etag}");
    if (array_key_exists('HTTP_IF_MODIFIED_SINCE', $_SERVER) and strtotime(preg_replace('/;.*$/', '', $_SERVER['HTTP_IF_MODIFIED_SINCE'])) >= $mtime or array_key_exists('HTTP_IF_NONE_MATCH', $_SERVER) and trim($_SERVER['HTTP_IF_NONE_MATCH']) == $etag) {
        header("HTTP/1.0 304 Not Modified");
    } else {
        stop_output_buffering();
        if ($delete) {
            register_shutdown_function('unlink', $real_filename);
        }
        readfile($real_filename);
    }
    return true;
}

 public function getMediaType($filename)
 {
     $type = get_mime_type($filename);
     switch ($type) {
         case 'image/gif':
         case 'image/jpeg':
         case 'image/pjpeg':
         case 'image/png':
             return self::typePhoto;
         case 'video/mpeg':
         case 'video/mp4':
         case 'video/ogg':
         case 'video/quicktime':
         case 'video/webm':
             return self::typeVideo;
     }
     return false;
 }

function get_part($imap, $uid, $mimetype, $structure = false, $partNumber = false)
{
    if (!$structure) {
        //$imap_uid = imap_uid ($imap, $uid);
        //echo "$uid->".$uid;
        $structure = imap_fetchstructure($imap, $uid, FT_UID);
    }
    //echo "<br/>structure-><pre>".print_r($structure)."</pre>";
    if ($structure) {
        if ($mimetype == get_mime_type($structure)) {
            if (!$partNumber) {
                $partNumber = 1;
            }
            $text = imap_fetchbody($imap, $uid, $partNumber, FT_UID);
            switch ($structure->encoding) {
                case 3:
                    return imap_base64($text);
                case 4:
                    return imap_qprint($text);
                default:
                    return $text;
            }
        }
        // multipart
        if ($structure->type == 1) {
            foreach ($structure->parts as $index => $subStruct) {
                $prefix = "";
                if ($partNumber) {
                    $prefix = $partNumber . ".";
                }
                $data = get_part($imap, $uid, $mimetype, $subStruct, $prefix . ($index + 1));
                if ($data) {
                    return $data;
                }
            }
        }
    }
    return false;
}

 /**
  * Loads an image from a file path
  *
  * @param string $filename Full path to the file which will be manipulated
  * @return ImageGD
  */
 public function load($filename)
 {
     if ($this->image) {
         imagedestroy($this->image);
         $this->image = null;
     }
     $this->type = get_mime_type($filename);
     if (preg_match('/png$/', $this->type)) {
         $this->image = imagecreatefrompng($filename);
     } elseif (preg_match('/gif$/', $this->type)) {
         $this->image = @imagecreatefromgif($filename);
     } else {
         $this->image = @imagecreatefromjpeg($filename);
     }
     if (!$this->image) {
         OPException::raise(new OPInvalidImageException('Could not create image with GD library'));
     }
     $this->filename = $filename;
     $this->width = imagesx($this->image);
     $this->height = imagesy($this->image);
     return $this;
 }

function get_part($imap, $uid, $mimetype, $structure = false, $partNumber = false)
{
    if (!$structure) {
        $structure = imap_fetchstructure($imap, $uid, FT_UID);
    }
    if ($structure) {
        if ($mimetype == get_mime_type($structure)) {
            if (!$partNumber) {
                $partNumber = 1;
            }
            $text = imap_fetchbody($imap, $uid, $partNumber, FT_UID);
            switch ($structure->encoding) {
                case 3:
                    return imap_base64($text);
                case 4:
                    return imap_qprint($text);
                default:
                    return $text;
            }
        }
        /*/ multipart */
        if ($structure->type == 1) {
            foreach ($structure->parts as $index => $subStruct) {
                $prefix = "";
                if ($partNumber) {
                    $prefix = $partNumber . ".";
                }
                $imap = '';
                $data = get_part($imap, $uid, $mimetype, $subStruct, $prefix . ($index + 1));
                if ($data) {
                    return $data;
                }
            }
        }
    }
    return false;
}

 public function getFile($file)
 {
     if (is_array($file)) {
         foreach ($file as $filepath) {
             if (file_exists($filepath)) {
                 $file = (string) $filepath;
                 break;
             }
         }
     }
     if (is_string($file) && file_exists($file)) {
         $size = filesize($file);
         $info = pathinfo($file);
         $time = date('r', filemtime($file));
         $mime = get_mime_type($info['extension']);
         if ($size > 0) {
             if ($mime !== false) {
                 $this->res->setStatus(200);
                 $this->res->addHeader('Content-Type', $mime);
                 $this->res->addHeader('Cache-Control', 'public, max-age=' . (time() + 1800));
                 $this->res->addHeader('Pragma', 'cache');
                 $this->res->addHeader('Content-Length', $size);
                 $this->res->addHeader('Content-Transfer-Encoding', 'binary');
                 $this->res->addHeader('Last-Modified', $time);
                 $this->res->write(file_get_contents($file));
             } else {
                 $this->_error(403, 'The requested filetype "' . $info['extension'] . '" are not supported');
             }
         } else {
             $this->_error(403, 'The requested file is empty (0 byte)');
         }
     } else {
         $this->_error(404, 'The requested file was not found');
     }
     // end function
 }

function view()
{
    global $doc_root, $path_info, $url_info, $current_dir, $islinux, $filename, $passthru;
    if (intval($passthru)) {
        $file = $current_dir . $filename;
        if (file_exists($file)) {
            $is_denied = false;
            foreach ($download_ext_filter as $key => $ext) {
                if (eregi($ext, $filename)) {
                    $is_denied = true;
                    break;
                }
            }
            if (!$is_denied) {
                if ($fh = fopen("{$file}", "rb")) {
                    fclose($fh);
                    $ext = pathinfo($file, PATHINFO_EXTENSION);
                    $ctype = get_mime_type($ext);
                    if ($ctype == "application/octet-stream") {
                        $ctype = "text/plain";
                    }
                    header("Pragma: public");
                    header("Expires: 0");
                    header("Connection: close");
                    header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
                    header("Cache-Control: public");
                    header("Content-Description: File Transfer");
                    header("Content-Type: " . $ctype);
                    header("Content-Disposition: inline; filename=\"" . pathinfo($file, PATHINFO_BASENAME) . "\";");
                    header("Content-Transfer-Encoding: binary");
                    header("Content-Length: " . filesize($file));
                    @readfile($file);
                    exit;
                } else {
                    alert(et('ReadDenied') . ": " . $file);
                }
            } else {
                alert(et('ReadDenied') . ": " . $file);
            }
        } else {
            alert(et('FileNotFound') . ": " . $file);
        }
        echo "\r\n\t    <script language=\"Javascript\" type=\"text/javascript\">\r\n\t    <!--\r\n\t        window.close();\r\n\t    //-->\r\n\t    </script>";
    } else {
        html_header();
        echo "<body marginwidth=\"0\" marginheight=\"0\">";
        $is_reachable_thru_webserver = stristr($current_dir, $doc_root) !== false;
        if ($is_reachable_thru_webserver) {
            $url = $url_info["scheme"] . "://" . $url_info["host"];
            if (strlen($url_info["port"])) {
                $url .= ":" . $url_info["port"];
            }
            // Malditas variaveis de sistema!! No windows doc_root é sempre em lowercase... cadê o str_ireplace() ??
            $url .= str_replace($doc_root, "", "/" . $current_dir) . $filename;
        } else {
            $url = addslashes($path_info["basename"]) . "?action=4&current_dir=" . addslashes($current_dir) . "&filename=" . addslashes($filename) . "&passthru=1";
        }
        echo "\r\n\t    <script language=\"Javascript\" type=\"text/javascript\">\r\n\t    <!--\r\n        \twindow.moveTo((window.screen.width-800)/2,((window.screen.height-600)/2)-20);\r\n\t        document.location.href='{$url}';\r\n\t    //-->\r\n\t    </script>\r\n    \t</body>\n</html>";
    }
}

function print_table($dir, $list, $allow)
{
    // print table of files
    global $dir_up;
    if (!is_array($list)) {
        return;
    }
    if ($dir != "" || strstr($dir, _EXT_PATH)) {
        echo "<tr class=\"sectiontableentry1\"><td valign=\"baseline\"><a href=\"" . make_link("list", $dir_up, NULL) . "\">";
        echo "<img border=\"0\" align=\"absmiddle\" src=\"" . _EXT_URL . "/images/up.png\" ";
        echo "alt=\"" . $GLOBALS["messages"]["uplink"] . "\" title=\"" . $GLOBALS["messages"]["uplink"] . "\"/>&nbsp;&nbsp;..</a></td>\n";
        echo "<td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td>";
        echo "</tr>";
    }
    $i = 0;
    while (list($item, ) = each($list)) {
        if ($item == 'index.html') {
            continue;
        }
        $abs_item = get_abs_item($dir, $item);
        $is_writable = is_writable($abs_item);
        $is_chmodable = $GLOBALS['ext_File']->is_chmodable($abs_item);
        $is_readable = is_readable($abs_item);
        $is_deletable = $GLOBALS['ext_File']->is_deletable($abs_item);
        $file_info = @stat($abs_item);
        $is_file = false;
        //if(is_link($abs_item)) $extra=" -> ".@readlink($abs_item);
        if (@is_dir($abs_item)) {
            $link = make_link("list", get_rel_item($dir, $item), NULL);
        } else {
            //if(get_is_editable($dir,$item) || get_is_image($dir,$item)) {
            $link = make_link("download", $dir, $item);
            $is_file = true;
        }
        //else $link = "";
        $class = $i % 2 ? 'sectiontableentry1' : 'sectiontableentry2';
        //echo "<tr class=\"rowdata\">"
        echo '<tr class="' . $class . '">';
        // Icon + Link
        echo "<td nowrap=\"nowrap\">";
        if ($is_readable) {
            echo "<a href=\"" . $link . "\"";
            if ($is_file) {
                echo " title=\"" . $GLOBALS["messages"]["downlink"] . ": " . $item . "\"";
            }
            echo ">";
        }
        //else echo "<A>";
        echo "<img border=\"0\" ";
        echo "align=\"absmiddle\" vspace=\"5\" hspace=\"5\" src=\"" . _EXT_URL . "/images/" . get_mime_type($abs_item, "img") . "\" alt=\"\">&nbsp;";
        $s_item = $item;
        if (strlen($s_item) > 50) {
            $s_item = substr($s_item, 0, 47) . "...";
        }
        $s_item = htmlspecialchars($s_item);
        if (!$is_file) {
            echo '<strong>' . $s_item . '</strong>';
        } else {
            echo $s_item;
        }
        if ($is_readable) {
            echo "</a>";
            // ...$extra...
        }
        echo "</td>\n";
        // Size
        echo "<td>" . parse_file_size(get_file_size($abs_item)) . "</td>\n";
        // type
        echo "<td>" . get_mime_type($abs_item, "type") . "</td>\n";
        // modified
        echo "<td>" . parse_file_date(get_file_date($abs_item)) . "</td>\n";
        // actions
        echo "</tr>\n";
        $i++;
    }
}

if (Request::int('zip') && is_file($path_file)) {
    $tmp_id = md5(uniqid("suppe"));
    $zip_path_file = "{$TMP_PATH}/{$tmp_id}";
    $tmp_file_name = escapeshellcmd("{$TMP_PATH}/{$file_name}");
    @copy($path_file, $tmp_file_name);
    if (create_zip_from_file($tmp_file_name, "{$zip_path_file}.zip") === false) {
        @unlink($zip_path_file . '.zip');
        @unlink($tmp_file_name);
        throw new Exception(_("Fehler beim Erstellen des Zip-Archivs!"));
    } else {
        $file_name = $file_name . ".zip";
        $path_file = $zip_path_file . ".zip";
        @unlink($tmp_file_name);
    }
}
$content_type = get_mime_type($file_name);
if (Request::int('force_download') || $content_type == "application/octet-stream") {
    $content_disposition = "attachment";
} else {
    $content_disposition = "inline";
}
// check if linked file is obtainable
if ($type == 6) {
    $link_data = parse_link($path_file);
    if ($link_data['response_code'] != 200) {
        throw new Exception(_("Diese Datei wird von einem externen Server geladen und ist dort momentan nicht erreichbar!"));
    }
    $filesize = $link_data['Content-Length'];
    if (!$filesize) {
        $filesize = false;
    }

function print_table($dir, $list, $allow)
{
    // print table of files
    global $dir_up;
    if (!is_array($list)) {
        return;
    }
    if ($dir != "" || strstr($dir, _QUIXPLORER_PATH)) {
        echo "<tr class=\"row1\">\n\t  \t\t\t<td>&nbsp;</td>\n\t  \t\t\t<td valign=\"baseline\">\n\t  \t\t\t\t<a href=\"" . make_link("list", $dir_up, NULL) . "\">\n\t  \t\t\t\t<img border=\"0\" width=\"22\" height=\"22\" align=\"absmiddle\" src=\"" . _QUIXPLORER_URL . "/images/_up.png\" alt=\"" . $GLOBALS["messages"]["uplink"] . "\" title=\"" . $GLOBALS["messages"]["uplink"] . "\"/>&nbsp;&nbsp;..</a>\n\t  \t\t\t</td>\n\t  \t\t\t<td>&nbsp;</td>\n\t  \t\t\t<td>&nbsp;</td>\n\t  \t\t\t<td>&nbsp;</td>\n\t  \t\t\t<td>&nbsp;</td>\n\t  \t\t\t<td>&nbsp;</td>";
        if (extension_loaded("posix")) {
            echo "<td>&nbsp;</td>";
        }
        echo "</tr>";
    }
    $i = 0;
    $toggle = false;
    while (list($item, $info) = each($list)) {
        // link to dir / file
        if (is_array($info)) {
            $abs_item = $info;
            if (extension_loaded('posix')) {
                $user_info = posix_getpwnam($info['user']);
                $file_info['uid'] = $user_info['uid'];
                $file_info['gid'] = $user_info['gid'];
            }
        } else {
            $abs_item = get_abs_item($dir, $item);
            $file_info = @stat($abs_item);
        }
        $is_writable = @$GLOBALS['jx_File']->is_writable($abs_item);
        $is_chmodable = @$GLOBALS['jx_File']->is_chmodable($abs_item);
        $is_readable = @$GLOBALS['jx_File']->is_readable($abs_item);
        $is_deletable = @$GLOBALS['jx_File']->is_deletable($abs_item);
        $target = "";
        $extra = "";
        if (@$GLOBALS['jx_File']->is_link($abs_item)) {
            $extra = " -> " . @readlink($abs_item);
        }
        if (@get_is_dir($abs_item, '')) {
            $link = make_link("list", get_rel_item($dir, $item), NULL);
        } else {
            if (get_is_editable($abs_item) && $is_writable) {
                $link = make_link('edit', $dir, $item);
            } elseif ($is_readable) {
                if (strstr(get_abs_dir($dir), $GLOBALS['mosConfig_absolute_path']) && !$GLOBALS['jx_File']->is_link($abs_item)) {
                    $link = $GLOBALS["home_url"] . "/" . get_rel_item($dir, $item);
                    $target = '_blank';
                } else {
                    $link = make_link('download', $dir, $item);
                }
            }
        }
        if (jx_isIE()) {
            echo '<tr onmouseover="style.backgroundColor=\'#D8ECFF\';" onmouseout="style.backgroundColor=\'#EAECEE\';" bgcolor=\'#EAECEE\'>';
        } else {
            $toggle = $toggle ? '1' : '0';
            echo "<tr class=\"row{$toggle}\">";
            $toggle = !$toggle;
        }
        echo "<td><input type=\"checkbox\" id=\"item_{$i}\" name=\"selitems[]\" value=\"";
        echo urlencode($item) . "\" onclick=\"javascript:Toggle(this);\" /></td>\n";
        // Icon + Link
        echo "<td nowrap=\"nowrap\" align=\"left\">";
        if ($is_readable) {
            echo "<a href=\"" . $link . "\" target=\"" . $target . "\">";
        }
        //else echo "<<>";
        echo "<img border=\"0\" width=\"22\" height=\"22\" ";
        echo "align=\"absmiddle\" src=\"" . _QUIXPLORER_URL . "/images/" . get_mime_type($abs_item, "img") . "\" alt=\"\" />&nbsp;";
        $s_item = $item;
        if (strlen($s_item) > 50) {
            $s_item = substr($s_item, 0, 47) . "...";
        }
        echo htmlspecialchars($s_item . $extra);
        if ($is_readable) {
            echo "</a>";
            // ...$extra...
        }
        echo "</td>\n";
        // Size
        echo "<td>" . parse_file_size(get_file_size($abs_item)) . "</td>\n";
        // type
        echo "<td>" . get_mime_type($abs_item, "type") . "</td>\n";
        // modified
        echo "<td>" . parse_file_date(get_file_date($abs_item)) . "</td>\n";
        // permissions
        echo "<td>";
        if ($allow && $is_chmodable) {
            echo "<a href=\"" . make_link("chmod", $dir, $item) . "\" title=\"";
            echo $GLOBALS["messages"]["permlink"] . "\">";
        }
        $perms = get_file_perms($abs_item);
        if (strlen($perms) > 3) {
            $perms = substr($perms, 2);
        }
        echo '<strong>' . $perms . '</strong><br />' . parse_file_type($dir, $item) . parse_file_perms($perms);
        if ($allow && $is_chmodable) {
            echo "</a>";
        }
        echo "</td>\n";
//.........这里部分代码省略.........

function ldRegisterFile($field = "file", &$error)
{
    global $ARnls, $store, $arguments;
    debug("ldRegisterFile([{$field}], [error])");
    require_once $store->code . "modules/mod_mimemagic.php";
    $result = array();
    $file_data = $arguments[$field];
    if ($file_data) {
        $file_data = base64_decode($file_data);
        if (!$file_data) {
            $error = "could not base64_decode file '{$field}'";
        } else {
            $file_temp = tempnam($store->get_config("files") . "temp", "upload");
            $fp = fopen($file_temp, "wb+");
            if (!$fp) {
                $error = "could not write file '{$field}'";
            } else {
                debug("\tfile_data (" . $file_data . ")");
                fwrite($fp, $file_data, strlen($file_data));
                fclose($fp);
                $file_type = get_mime_type($file_temp);
                $result[$field] = $field;
                $result[$field . "_temp"] = substr($file_temp, strlen($store->get_config("files") . "temp/"));
                $result[$field . "_size"] = filesize($file_temp);
                $result[$field . "_type"] = $file_type;
                debug(" http_post_vars (" . serialize($result) . ")");
            }
        }
    }
    debug("ldRegisterFile[end] ({$result})");
    return $result;
}

function sendFile($filename)
{
    $suffix = pathinfo($filename, PATHINFO_EXTENSION);
    $size = filesize_unlimited($filename);
    header('Content-Transfer-Encoding: binary');
    header('Content-Disposition: attachment; filename="' . mb_basename($filename) . '"');
    header('Content-Type: ' . get_mime_type($filename, $suffix));
    header('Content-Length: ' . $size);
    header("Content-Type: application/octet-stream");
    ob_end_flush();
    readfile($filename);
}