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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Class to manage the custom filetypes list that is stored in a config variable.
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*
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* @package core
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* @copyright 2014 The Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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defined('MOODLE_INTERNAL') || die();
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require_once($CFG->libdir . '/filelib.php');
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/**
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* Class to manage the custom filetypes list that is stored in a config variable.
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*
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* @copyright 2014 The Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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abstract class core_filetypes {
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/** @var array Cached MIME types for current request */
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protected static $cachedtypes;
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/**
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* Gets default MIME types that are included as standard.
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*
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* Note: Use the function get_mimetypes_array to access this data including
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* any customisations the user might have made.
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*
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* @return array Default (pre-installed) MIME type information
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*/
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protected static function get_default_types() {
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return array(
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'xxx' => array('type' => 'document/unknown', 'icon' => 'unknown'),
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'3gp' => array('type' => 'video/quicktime', 'icon' => 'video', 'groups' => array('video'), 'string' => 'video'),
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'7z' => array('type' => 'application/x-7z-compressed', 'icon' => 'archive',
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'groups' => array('archive'), 'string' => 'archive'),
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'aac' => array('type' => 'audio/aac', 'icon' => 'audio', 'groups' => array('audio', 'html_audio', 'web_audio'),
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'string' => 'audio'),
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'accdb' => array('type' => 'application/msaccess', 'icon' => 'database'),
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'ai' => array('type' => 'application/postscript', 'icon' => 'eps', 'groups' => array('image'), 'string' => 'image'),
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'aif' => array('type' => 'audio/x-aiff', 'icon' => 'audio', 'groups' => array('audio'), 'string' => 'audio'),
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'aiff' => array('type' => 'audio/x-aiff', 'icon' => 'audio', 'groups' => array('audio'), 'string' => 'audio'),
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'aifc' => array('type' => 'audio/x-aiff', 'icon' => 'audio', 'groups' => array('audio'), 'string' => 'audio'),
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'applescript' => array('type' => 'text/plain', 'icon' => 'text'),
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'asc' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'asm' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'au' => array('type' => 'audio/au', 'icon' => 'audio', 'groups' => array('audio'), 'string' => 'audio'),
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'avi' => array('type' => 'video/x-ms-wm', 'icon' => 'video',
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'groups' => array('video', 'web_video'), 'string' => 'video'),
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'bmp' => array('type' => 'image/bmp', 'icon' => 'image', 'groups' => array('image'), 'string' => 'image'),
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'c' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'cct' => array('type' => 'shockwave/director', 'icon' => 'flash'),
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'cpp' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'cs' => array('type' => 'application/x-csh', 'icon' => 'sourcecode'),
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'css' => array('type' => 'text/css', 'icon' => 'json', 'groups' => array('web_file')),
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'csv' => array('type' => 'text/csv', 'icon' => 'spreadsheet', 'groups' => array('spreadsheet')),
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'dv' => array('type' => 'video/x-dv', 'icon' => 'video', 'groups' => array('video'), 'string' => 'video'),
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'dmg' => array('type' => 'application/octet-stream', 'icon' => 'unknown'),
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'doc' => array('type' => 'application/msword', 'icon' => 'document', 'groups' => array('document')),
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'bdoc' => array('type' => 'application/x-digidoc', 'icon' => 'document', 'groups' => array('archive')),
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'cdoc' => array('type' => 'application/x-digidoc', 'icon' => 'document', 'groups' => array('archive')),
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'ddoc' => array('type' => 'application/x-digidoc', 'icon' => 'document', 'groups' => array('archive')),
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'docx' => array('type' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
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'icon' => 'document', 'groups' => array('document')),
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'docm' => array('type' => 'application/vnd.ms-word.document.macroEnabled.12', 'icon' => 'document'),
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'dotx' => array('type' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
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'icon' => 'document'),
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'dotm' => array('type' => 'application/vnd.ms-word.template.macroEnabled.12', 'icon' => 'document'),
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'dcr' => array('type' => 'application/x-director', 'icon' => 'flash'),
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'dif' => array('type' => 'video/x-dv', 'icon' => 'video', 'groups' => array('video'), 'string' => 'video'),
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'dir' => array('type' => 'application/x-director', 'icon' => 'flash'),
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'dxr' => array('type' => 'application/x-director', 'icon' => 'flash'),
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'eps' => array('type' => 'application/postscript', 'icon' => 'eps'),
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'epub' => array('type' => 'application/epub+zip', 'icon' => 'epub', 'groups' => array('document')),
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'fdf' => array('type' => 'application/vnd.fdf', 'icon' => 'pdf'),
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'flac' => array('type' => 'audio/flac', 'icon' => 'audio', 'groups' => array('audio', 'html_audio', 'web_audio'),
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'string' => 'audio'),
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'flv' => array('type' => 'video/x-flv', 'icon' => 'flash',
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'groups' => array('video', 'web_video'), 'string' => 'video'),
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'f4v' => array('type' => 'video/mp4', 'icon' => 'flash', 'groups' => array('video', 'web_video'), 'string' => 'video'),
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'fmp4' => array('type' => 'video/mp4', 'icon' => 'video', 'groups' => array('html_video', 'video', 'web_video'),
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'string' => 'video'),
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'gallery' => array('type' => 'application/x-smarttech-notebook', 'icon' => 'archive'),
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'galleryitem' => array('type' => 'application/x-smarttech-notebook', 'icon' => 'archive'),
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'gallerycollection' => array('type' => 'application/x-smarttech-notebook', 'icon' => 'archive'),
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'gdraw' => array('type' => 'application/vnd.google-apps.drawing', 'icon' => 'image', 'groups' => array('image')),
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'gdoc' => array('type' => 'application/vnd.google-apps.document', 'icon' => 'document', 'groups' => array('document')),
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'gsheet' => array('type' => 'application/vnd.google-apps.spreadsheet', 'icon' => 'spreadsheet',
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'groups' => array('spreadsheet')),
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'gslides' => array('type' => 'application/vnd.google-apps.presentation', 'icon' => 'powerpoint',
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'groups' => array('presentation')),
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'gif' => array('type' => 'image/gif', 'icon' => 'gif', 'groups' => array('image', 'web_image', 'optimised_image'),
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'string' => 'image'),
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'gtar' => array('type' => 'application/x-gtar', 'icon' => 'archive',
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'groups' => array('archive'), 'string' => 'archive'),
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'tgz' => array('type' => 'application/g-zip', 'icon' => 'archive', 'groups' => array('archive'), 'string' => 'archive'),
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'gz' => array('type' => 'application/g-zip', 'icon' => 'archive', 'groups' => array('archive'), 'string' => 'archive'),
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'gzip' => array('type' => 'application/g-zip', 'icon' => 'archive',
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'groups' => array('archive'), 'string' => 'archive'),
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'h' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'h5p' => array('type' => 'application/zip.h5p', 'icon' => 'h5p', 'string' => 'archive'),
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'hpp' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'hqx' => array('type' => 'application/mac-binhex40', 'icon' => 'archive',
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'groups' => array('archive'), 'string' => 'archive'),
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'htc' => array('type' => 'text/x-component', 'icon' => 'markup'),
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'html' => array('type' => 'text/html', 'icon' => 'markup', 'groups' => array('web_file')),
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'xhtml' => array('type' => 'application/xhtml+xml', 'icon' => 'markup', 'groups' => array('web_file')),
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'htm' => array('type' => 'text/html', 'icon' => 'markup', 'groups' => array('web_file')),
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'ico' => array('type' => 'image/vnd.microsoft.icon', 'icon' => 'image',
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'groups' => array('image'), 'string' => 'image'),
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'ics' => array('type' => 'text/calendar', 'icon' => 'text'),
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'imscc' => array('type' => 'application/zip', 'icon' => 'archive', 'string' => 'archive'),
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'isf' => array('type' => 'application/inspiration', 'icon' => 'isf'),
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'ist' => array('type' => 'application/inspiration.template', 'icon' => 'isf'),
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'java' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'jar' => array('type' => 'application/java-archive', 'icon' => 'archive'),
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'jcb' => array('type' => 'text/xml', 'icon' => 'markup'),
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'jcl' => array('type' => 'text/xml', 'icon' => 'markup'),
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'jcw' => array('type' => 'text/xml', 'icon' => 'markup'),
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'jmt' => array('type' => 'text/xml', 'icon' => 'markup'),
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'jmx' => array('type' => 'text/xml', 'icon' => 'markup'),
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'jnlp' => array('type' => 'application/x-java-jnlp-file', 'icon' => 'markup'),
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'jpe' => array('type' => 'image/jpeg', 'icon' => 'image', 'groups' => array('image', 'web_image', 'optimised_image'),
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'string' => 'image'),
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'jpeg' => array('type' => 'image/jpeg', 'icon' => 'image', 'groups' => array('image', 'web_image', 'optimised_image'),
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'string' => 'image'),
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'jpg' => array('type' => 'image/jpeg', 'icon' => 'image', 'groups' => array('image', 'web_image', 'optimised_image'),
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'string' => 'image'),
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'jqz' => array('type' => 'text/xml', 'icon' => 'markup'),
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'js' => array('type' => 'application/x-javascript', 'icon' => 'text', 'groups' => array('web_file')),
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'json' => array('type' => 'application/json', 'icon' => 'json'),
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'latex' => array('type' => 'application/x-latex', 'icon' => 'text'),
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'm' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'mbz' => array('type' => 'application/vnd.moodle.backup', 'icon' => 'moodle'),
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'mdb' => array('type' => 'application/x-msaccess', 'icon' => 'database'),
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'mht' => array('type' => 'message/rfc822', 'icon' => 'archive'),
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'mhtml' => array('type' => 'message/rfc822', 'icon' => 'archive'),
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'mov' => array('type' => 'video/quicktime', 'icon' => 'video',
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'groups' => array('video', 'web_video', 'html_video'), 'string' => 'video'),
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'movie' => array('type' => 'video/x-sgi-movie', 'icon' => 'video', 'groups' => array('video'), 'string' => 'video'),
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'mw' => array('type' => 'application/maple', 'icon' => 'math'),
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'mws' => array('type' => 'application/maple', 'icon' => 'math'),
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'm3u' => array('type' => 'audio/x-mpegurl', 'icon' => 'audio', 'groups' => array('audio'), 'string' => 'audio'),
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'm3u8' => array('type' => 'application/x-mpegURL', 'icon' => 'video', 'groups' => array('media_source')),
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'mp3' => array('type' => 'audio/mp3', 'icon' => 'audio', 'groups' => array('audio', 'html_audio', 'web_audio'),
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'string' => 'audio'),
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'mp4' => array('type' => 'video/mp4', 'icon' => 'video', 'groups' => array('html_video', 'video', 'web_video'),
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'string' => 'video'),
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'm4v' => array('type' => 'video/mp4', 'icon' => 'video', 'groups' => array('html_video', 'video', 'web_video'),
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'string' => 'video'),
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'm4a' => array('type' => 'audio/mp4', 'icon' => 'audio', 'groups' => array('audio', 'html_audio', 'web_audio'),
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'string' => 'audio'),
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'mpeg' => array('type' => 'video/mpeg', 'icon' => 'video', 'groups' => array('video', 'web_video'),
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'string' => 'video'),
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'mpd' => array('type' => 'application/dash+xml', 'icon' => 'video', 'groups' => array('media_source')),
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'mpe' => array('type' => 'video/mpeg', 'icon' => 'video', 'groups' => array('video', 'web_video'),
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'string' => 'video'),
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'mpg' => array('type' => 'video/mpeg', 'icon' => 'video', 'groups' => array('video', 'web_video'),
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'string' => 'video'),
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'mpr' => array('type' => 'application/vnd.moodle.profiling', 'icon' => 'moodle'),
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'nbk' => array('type' => 'application/x-smarttech-notebook', 'icon' => 'archive'),
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'notebook' => array('type' => 'application/x-smarttech-notebook', 'icon' => 'archive'),
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'odt' => array('type' => 'application/vnd.oasis.opendocument.text', 'icon' => 'writer', 'groups' => array('document')),
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'ott' => array('type' => 'application/vnd.oasis.opendocument.text-template',
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'icon' => 'writer', 'groups' => array('document')),
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'oth' => array('type' => 'application/vnd.oasis.opendocument.text-web', 'icon' => 'oth', 'groups' => array('document')),
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'odm' => array('type' => 'application/vnd.oasis.opendocument.text-master', 'icon' => 'writer'),
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'odg' => array('type' => 'application/vnd.oasis.opendocument.graphics', 'icon' => 'draw'),
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'otg' => array('type' => 'application/vnd.oasis.opendocument.graphics-template', 'icon' => 'draw'),
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'odp' => array('type' => 'application/vnd.oasis.opendocument.presentation', 'icon' => 'impress',
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'groups' => array('presentation')),
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'otp' => array('type' => 'application/vnd.oasis.opendocument.presentation-template', 'icon' => 'impress',
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'groups' => array('presentation')),
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'ods' => array('type' => 'application/vnd.oasis.opendocument.spreadsheet',
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'icon' => 'calc', 'groups' => array('spreadsheet')),
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'ots' => array('type' => 'application/vnd.oasis.opendocument.spreadsheet-template',
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'icon' => 'calc', 'groups' => array('spreadsheet')),
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'odc' => array('type' => 'application/vnd.oasis.opendocument.chart', 'icon' => 'chart'),
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'odf' => array('type' => 'application/vnd.oasis.opendocument.formula', 'icon' => 'math'),
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'odb' => array('type' => 'application/vnd.oasis.opendocument.database', 'icon' => 'database'),
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'odi' => array('type' => 'application/vnd.oasis.opendocument.image', 'icon' => 'draw'),
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'oga' => array('type' => 'audio/ogg', 'icon' => 'audio', 'groups' => array('audio', 'html_audio', 'web_audio'),
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'string' => 'audio'),
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'ogg' => array('type' => 'audio/ogg', 'icon' => 'audio', 'groups' => array('audio', 'html_audio', 'web_audio'),
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'string' => 'audio'),
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'ogv' => array('type' => 'video/ogg', 'icon' => 'video', 'groups' => array('html_video', 'video', 'web_video'),
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'string' => 'video'),
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'pct' => array('type' => 'image/pict', 'icon' => 'image', 'groups' => array('image'), 'string' => 'image'),
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'pdf' => array('type' => 'application/pdf', 'icon' => 'pdf', 'groups' => array('document')),
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'php' => array('type' => 'text/plain', 'icon' => 'sourcecode'),
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'pic' => array('type' => 'image/pict', 'icon' => 'image', 'groups' => array('image'), 'string' => 'image'),
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'pict' => array('type' => 'image/pict', 'icon' => 'image', 'groups' => array('image'), 'string' => 'image'),
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'png' => array('type' => 'image/png', 'icon' => 'image', 'groups' => array('image', 'web_image', 'optimised_image'),
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'string' => 'image'),
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'pps' => array('type' => 'application/vnd.ms-powerpoint', 'icon' => 'powerpoint', 'groups' => array('presentation')),
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'ppt' => array('type' => 'application/vnd.ms-powerpoint', 'icon' => 'powerpoint', 'groups' => array('presentation')),
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'pptx' => array('type' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
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'icon' => 'powerpoint', 'groups' => array('presentation')),
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'pptm' => array('type' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12', 'icon' => 'powerpoint',
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'groups' => array('presentation')),
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222 |
'potx' => array('type' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
|
|
|
223 |
'icon' => 'powerpoint', 'groups' => array('presentation')),
|
|
|
224 |
'potm' => array('type' => 'application/vnd.ms-powerpoint.template.macroEnabled.12', 'icon' => 'powerpoint',
|
|
|
225 |
'groups' => array('presentation')),
|
|
|
226 |
'ppam' => array('type' => 'application/vnd.ms-powerpoint.addin.macroEnabled.12', 'icon' => 'powerpoint',
|
|
|
227 |
'groups' => array('presentation')),
|
|
|
228 |
'ppsx' => array('type' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
|
|
|
229 |
'icon' => 'powerpoint', 'groups' => array('presentation')),
|
|
|
230 |
'ppsm' => array('type' => 'application/vnd.ms-powerpoint.slideshow.macroEnabled.12', 'icon' => 'powerpoint',
|
|
|
231 |
'groups' => array('presentation')),
|
|
|
232 |
'ps' => array('type' => 'application/postscript', 'icon' => 'pdf'),
|
|
|
233 |
'psd' => array('type' => 'image/vnd.adobe.photoshop', 'icon' => 'psd'),
|
|
|
234 |
'pub' => array('type' => 'application/x-mspublisher', 'icon' => 'publisher', 'groups' => array('presentation')),
|
|
|
235 |
|
|
|
236 |
'qt' => array('type' => 'video/quicktime', 'icon' => 'video',
|
|
|
237 |
'groups' => array('video', 'web_video'), 'string' => 'video'),
|
|
|
238 |
'ra' => array('type' => 'audio/x-realaudio-plugin', 'icon' => 'audio',
|
|
|
239 |
'groups' => array('audio', 'web_audio'), 'string' => 'audio'),
|
|
|
240 |
'ram' => array('type' => 'audio/x-pn-realaudio-plugin', 'icon' => 'audio',
|
|
|
241 |
'groups' => array('audio'), 'string' => 'audio'),
|
|
|
242 |
'rar' => array('type' => 'application/x-rar-compressed', 'icon' => 'archive',
|
|
|
243 |
'groups' => array('archive'), 'string' => 'archive'),
|
|
|
244 |
'rhb' => array('type' => 'text/xml', 'icon' => 'markup'),
|
|
|
245 |
'rm' => array('type' => 'audio/x-pn-realaudio-plugin', 'icon' => 'audio',
|
|
|
246 |
'groups' => array('audio'), 'string' => 'audio'),
|
|
|
247 |
'rmvb' => array('type' => 'application/vnd.rn-realmedia-vbr', 'icon' => 'video',
|
|
|
248 |
'groups' => array('video'), 'string' => 'video'),
|
|
|
249 |
'rtf' => array('type' => 'text/rtf', 'icon' => 'text', 'groups' => array('document')),
|
|
|
250 |
'rtx' => array('type' => 'text/richtext', 'icon' => 'text'),
|
|
|
251 |
'rv' => array('type' => 'audio/x-pn-realaudio-plugin', 'icon' => 'audio',
|
|
|
252 |
'groups' => array('video'), 'string' => 'video'),
|
|
|
253 |
'scss' => array('type' => 'text/x-scss', 'icon' => 'json', 'groups' => array('web_file')),
|
|
|
254 |
'sh' => array('type' => 'application/x-sh', 'icon' => 'sourcecode'),
|
|
|
255 |
'sit' => array('type' => 'application/x-stuffit', 'icon' => 'archive',
|
|
|
256 |
'groups' => array('archive'), 'string' => 'archive'),
|
|
|
257 |
'smi' => array('type' => 'application/smil', 'icon' => 'text'),
|
|
|
258 |
'smil' => array('type' => 'application/smil', 'icon' => 'text'),
|
|
|
259 |
'sqt' => array('type' => 'text/xml', 'icon' => 'markup'),
|
|
|
260 |
'svg' => array('type' => 'image/svg+xml', 'icon' => 'image',
|
|
|
261 |
'groups' => array('image', 'web_image'), 'string' => 'image'),
|
|
|
262 |
'svgz' => array('type' => 'image/svg+xml', 'icon' => 'image',
|
|
|
263 |
'groups' => array('image', 'web_image'), 'string' => 'image'),
|
|
|
264 |
'swa' => array('type' => 'application/x-director', 'icon' => 'flash'),
|
|
|
265 |
'swf' => array('type' => 'application/x-shockwave-flash', 'icon' => 'flash'),
|
|
|
266 |
'swfl' => array('type' => 'application/x-shockwave-flash', 'icon' => 'flash'),
|
|
|
267 |
|
|
|
268 |
'sxw' => array('type' => 'application/vnd.sun.xml.writer', 'icon' => 'writer'),
|
|
|
269 |
'stw' => array('type' => 'application/vnd.sun.xml.writer.template', 'icon' => 'writer'),
|
|
|
270 |
'sxc' => array('type' => 'application/vnd.sun.xml.calc', 'icon' => 'calc'),
|
|
|
271 |
'stc' => array('type' => 'application/vnd.sun.xml.calc.template', 'icon' => 'calc'),
|
|
|
272 |
'sxd' => array('type' => 'application/vnd.sun.xml.draw', 'icon' => 'draw'),
|
|
|
273 |
'std' => array('type' => 'application/vnd.sun.xml.draw.template', 'icon' => 'draw'),
|
|
|
274 |
'sxi' => array('type' => 'application/vnd.sun.xml.impress', 'icon' => 'impress', 'groups' => array('presentation')),
|
|
|
275 |
'sti' => array('type' => 'application/vnd.sun.xml.impress.template', 'icon' => 'impress',
|
|
|
276 |
'groups' => array('presentation')),
|
|
|
277 |
'sxg' => array('type' => 'application/vnd.sun.xml.writer.global', 'icon' => 'writer'),
|
|
|
278 |
'sxm' => array('type' => 'application/vnd.sun.xml.math', 'icon' => 'math'),
|
|
|
279 |
|
|
|
280 |
'tar' => array('type' => 'application/x-tar', 'icon' => 'archive', 'groups' => array('archive'), 'string' => 'archive'),
|
|
|
281 |
'tif' => array('type' => 'image/tiff', 'icon' => 'image', 'groups' => array('image'), 'string' => 'image'),
|
|
|
282 |
'tiff' => array('type' => 'image/tiff', 'icon' => 'image', 'groups' => array('image'), 'string' => 'image'),
|
|
|
283 |
'tex' => array('type' => 'application/x-tex', 'icon' => 'text'),
|
|
|
284 |
'texi' => array('type' => 'application/x-texinfo', 'icon' => 'text'),
|
|
|
285 |
'texinfo' => array('type' => 'application/x-texinfo', 'icon' => 'text'),
|
|
|
286 |
'ts' => array('type' => 'video/MP2T', 'icon' => 'video', 'groups' => array('video', 'web_video'),
|
|
|
287 |
'string' => 'video'),
|
|
|
288 |
'tsv' => array('type' => 'text/tab-separated-values', 'icon' => 'text'),
|
|
|
289 |
'txt' => array('type' => 'text/plain', 'icon' => 'text', 'defaulticon' => true),
|
|
|
290 |
'vtt' => array('type' => 'text/vtt', 'icon' => 'text', 'groups' => array('html_track')),
|
|
|
291 |
'wav' => array('type' => 'audio/wav', 'icon' => 'audio', 'groups' => array('audio', 'html_audio', 'web_audio'),
|
|
|
292 |
'string' => 'audio'),
|
|
|
293 |
'webm' => array('type' => 'video/webm', 'icon' => 'video', 'groups' => array('html_video', 'video', 'web_video'),
|
|
|
294 |
'string' => 'video'),
|
|
|
295 |
'wmv' => array('type' => 'video/x-ms-wmv', 'icon' => 'video', 'groups' => array('video'), 'string' => 'video'),
|
|
|
296 |
'asf' => array('type' => 'video/x-ms-asf', 'icon' => 'video', 'groups' => array('video'), 'string' => 'video'),
|
|
|
297 |
'wma' => array('type' => 'audio/x-ms-wma', 'icon' => 'audio', 'groups' => array('audio'), 'string' => 'audio'),
|
|
|
298 |
|
|
|
299 |
'xbk' => array('type' => 'application/x-smarttech-notebook', 'icon' => 'archive'),
|
|
|
300 |
'xdp' => array('type' => 'application/vnd.adobe.xdp+xml', 'icon' => 'pdf'),
|
|
|
301 |
'xfd' => array('type' => 'application/vnd.xfdl', 'icon' => 'pdf'),
|
|
|
302 |
'xfdf' => array('type' => 'application/vnd.adobe.xfdf', 'icon' => 'pdf'),
|
|
|
303 |
|
|
|
304 |
'xls' => array('type' => 'application/vnd.ms-excel', 'icon' => 'spreadsheet', 'groups' => array('spreadsheet')),
|
|
|
305 |
'xlsx' => array('type' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet', 'icon' => 'spreadsheet',
|
|
|
306 |
'groups' => array('spreadsheet')),
|
|
|
307 |
'xlsm' => array('type' => 'application/vnd.ms-excel.sheet.macroEnabled.12',
|
|
|
308 |
'icon' => 'spreadsheet', 'groups' => array('spreadsheet')),
|
|
|
309 |
'xltx' => array('type' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
|
|
|
310 |
'icon' => 'spreadsheet'),
|
|
|
311 |
'xltm' => array('type' => 'application/vnd.ms-excel.template.macroEnabled.12', 'icon' => 'spreadsheet'),
|
|
|
312 |
'xlsb' => array('type' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12', 'icon' => 'spreadsheet'),
|
|
|
313 |
'xlam' => array('type' => 'application/vnd.ms-excel.addin.macroEnabled.12', 'icon' => 'spreadsheet'),
|
|
|
314 |
|
|
|
315 |
'xml' => array('type' => 'application/xml', 'icon' => 'markup'),
|
|
|
316 |
'xsl' => array('type' => 'text/xml', 'icon' => 'markup'),
|
|
|
317 |
|
|
|
318 |
'yaml' => array('type' => 'application/yaml', 'icon' => 'markup'),
|
|
|
319 |
'yml' => array('type' => 'application/yaml', 'icon' => 'markup'),
|
|
|
320 |
|
|
|
321 |
'zip' => array('type' => 'application/zip', 'icon' => 'archive', 'groups' => array('archive'), 'string' => 'archive')
|
|
|
322 |
);
|
|
|
323 |
}
|
|
|
324 |
|
|
|
325 |
/**
|
|
|
326 |
* Given a mimetype - return a valid file extension for it.
|
|
|
327 |
*
|
|
|
328 |
* @param $mimetype string
|
|
|
329 |
* @return string|bool False if the mimetype was not known, a string indicating a valid file extension otherwise. It may not
|
|
|
330 |
* be the only valid file extension - just the first one found.
|
|
|
331 |
*/
|
|
|
332 |
public static function get_file_extension($mimetype) {
|
|
|
333 |
$types = self::get_types();
|
|
|
334 |
foreach ($types as $extension => $info) {
|
|
|
335 |
if ($info['type'] == $mimetype) {
|
|
|
336 |
return $extension;
|
|
|
337 |
}
|
|
|
338 |
}
|
|
|
339 |
return false;
|
|
|
340 |
}
|
|
|
341 |
|
|
|
342 |
/**
|
|
|
343 |
* Gets all the current types.
|
|
|
344 |
*
|
|
|
345 |
* @return array Associative array from extension to array of data about type
|
|
|
346 |
*/
|
|
|
347 |
public static function &get_types() {
|
|
|
348 |
// If it was already done in this request, use cache.
|
|
|
349 |
if (self::$cachedtypes) {
|
|
|
350 |
return self::$cachedtypes;
|
|
|
351 |
}
|
|
|
352 |
|
|
|
353 |
// Get defaults.
|
|
|
354 |
$mimetypes = self::get_default_types();
|
|
|
355 |
|
|
|
356 |
// Get custom file types.
|
|
|
357 |
$custom = self::get_custom_types();
|
|
|
358 |
|
|
|
359 |
// Check value is an array.
|
|
|
360 |
if (!is_array($custom)) {
|
|
|
361 |
debugging('Invalid $CFG->customfiletypes (not array)', DEBUG_DEVELOPER);
|
|
|
362 |
$custom = array();
|
|
|
363 |
}
|
|
|
364 |
|
|
|
365 |
foreach ($custom as $customentry) {
|
|
|
366 |
// Each entry is a stdClass object similar to the array values above.
|
|
|
367 |
if (empty($customentry->extension)) {
|
|
|
368 |
debugging('Invalid $CFG->customfiletypes entry (extension field required)',
|
|
|
369 |
DEBUG_DEVELOPER);
|
|
|
370 |
continue;
|
|
|
371 |
}
|
|
|
372 |
|
|
|
373 |
// To delete a standard entry, set 'deleted' to true.
|
|
|
374 |
if (!empty($customentry->deleted)) {
|
|
|
375 |
unset($mimetypes[$customentry->extension]);
|
|
|
376 |
continue;
|
|
|
377 |
}
|
|
|
378 |
|
|
|
379 |
// Check required fields.
|
|
|
380 |
if (empty($customentry->type) || empty($customentry->icon)) {
|
|
|
381 |
debugging('Invalid $CFG->customfiletypes entry ' . $customentry->extension .
|
|
|
382 |
' (type and icon fields required)', DEBUG_DEVELOPER);
|
|
|
383 |
continue;
|
|
|
384 |
}
|
|
|
385 |
|
|
|
386 |
// Build result array.
|
|
|
387 |
$result = array('type' => $customentry->type, 'icon' => $customentry->icon);
|
|
|
388 |
if (!empty($customentry->groups)) {
|
|
|
389 |
if (!is_array($customentry->groups)) {
|
|
|
390 |
debugging('Invalid $CFG->customfiletypes entry ' . $customentry->extension .
|
|
|
391 |
' (groups field not array)', DEBUG_DEVELOPER);
|
|
|
392 |
continue;
|
|
|
393 |
}
|
|
|
394 |
$result['groups'] = $customentry->groups;
|
|
|
395 |
}
|
|
|
396 |
if (!empty($customentry->string)) {
|
|
|
397 |
if (!is_string($customentry->string)) {
|
|
|
398 |
debugging('Invalid $CFG->customfiletypes entry ' . $customentry->extension .
|
|
|
399 |
' (string field not string)', DEBUG_DEVELOPER);
|
|
|
400 |
continue;
|
|
|
401 |
}
|
|
|
402 |
$result['string'] = $customentry->string;
|
|
|
403 |
}
|
|
|
404 |
if (!empty($customentry->defaulticon)) {
|
|
|
405 |
if (!is_bool($customentry->defaulticon)) {
|
|
|
406 |
debugging('Invalid $CFG->customfiletypes entry ' . $customentry->extension .
|
|
|
407 |
' (defaulticon field not bool)', DEBUG_DEVELOPER);
|
|
|
408 |
continue;
|
|
|
409 |
}
|
|
|
410 |
$result['defaulticon'] = $customentry->defaulticon;
|
|
|
411 |
}
|
|
|
412 |
if (!empty($customentry->customdescription)) {
|
|
|
413 |
if (!is_string($customentry->customdescription)) {
|
|
|
414 |
debugging('Invalid $CFG->customfiletypes entry ' . $customentry->extension .
|
|
|
415 |
' (customdescription field not string)', DEBUG_DEVELOPER);
|
|
|
416 |
continue;
|
|
|
417 |
}
|
|
|
418 |
// As the name suggests, this field is used only for custom entries.
|
|
|
419 |
$result['customdescription'] = $customentry->customdescription;
|
|
|
420 |
}
|
|
|
421 |
|
|
|
422 |
// Track whether it is a custom filetype or a modified existing
|
|
|
423 |
// filetype.
|
|
|
424 |
if (array_key_exists($customentry->extension, $mimetypes)) {
|
|
|
425 |
$result['modified'] = true;
|
|
|
426 |
} else {
|
|
|
427 |
$result['custom'] = true;
|
|
|
428 |
}
|
|
|
429 |
|
|
|
430 |
// Add result array to list.
|
|
|
431 |
$mimetypes[$customentry->extension] = $result;
|
|
|
432 |
}
|
|
|
433 |
|
|
|
434 |
self::$cachedtypes = $mimetypes;
|
|
|
435 |
return self::$cachedtypes;
|
|
|
436 |
}
|
|
|
437 |
|
|
|
438 |
/**
|
|
|
439 |
* Gets custom types from config variable, after decoding the JSON if required.
|
|
|
440 |
*
|
|
|
441 |
* @return array Array of custom types (empty array if none)
|
|
|
442 |
*/
|
|
|
443 |
protected static function get_custom_types() {
|
|
|
444 |
global $CFG;
|
|
|
445 |
if (!empty($CFG->customfiletypes)) {
|
|
|
446 |
if (is_array($CFG->customfiletypes)) {
|
|
|
447 |
// You can define this as an array in config.php...
|
|
|
448 |
return $CFG->customfiletypes;
|
|
|
449 |
} else {
|
|
|
450 |
// Or as a JSON string in the config table.
|
|
|
451 |
return json_decode($CFG->customfiletypes);
|
|
|
452 |
}
|
|
|
453 |
} else {
|
|
|
454 |
return array();
|
|
|
455 |
}
|
|
|
456 |
}
|
|
|
457 |
|
|
|
458 |
/**
|
|
|
459 |
* Sets the custom types into config variable, encoding into JSON.
|
|
|
460 |
*
|
|
|
461 |
* @param array $types Array of custom types
|
|
|
462 |
* @throws coding_exception If the custom types are fixed in config.php.
|
|
|
463 |
*/
|
|
|
464 |
protected static function set_custom_types(array $types) {
|
|
|
465 |
global $CFG;
|
|
|
466 |
// Check the setting hasn't been forced.
|
|
|
467 |
if (array_key_exists('customfiletypes', $CFG->config_php_settings)) {
|
|
|
468 |
throw new coding_exception('Cannot set custom filetypes because they ' .
|
|
|
469 |
'are defined in config.php');
|
|
|
470 |
}
|
|
|
471 |
if (empty($types)) {
|
|
|
472 |
unset_config('customfiletypes');
|
|
|
473 |
} else {
|
|
|
474 |
set_config('customfiletypes', json_encode(array_values($types)));
|
|
|
475 |
}
|
|
|
476 |
|
|
|
477 |
// Clear the cached type list.
|
|
|
478 |
self::reset_caches();
|
|
|
479 |
}
|
|
|
480 |
|
|
|
481 |
/**
|
|
|
482 |
* Clears the type cache. This is not needed in normal use as the
|
|
|
483 |
* set_custom_types function automatically clears the cache. Intended for
|
|
|
484 |
* use in unit tests.
|
|
|
485 |
*/
|
|
|
486 |
public static function reset_caches() {
|
|
|
487 |
self::$cachedtypes = null;
|
|
|
488 |
}
|
|
|
489 |
|
|
|
490 |
/**
|
|
|
491 |
* Gets the default types that have been deleted. Returns an array containing
|
|
|
492 |
* the defaults of all those types.
|
|
|
493 |
*
|
|
|
494 |
* @return array Array (same format as get_mimetypes_array)
|
|
|
495 |
*/
|
|
|
496 |
public static function get_deleted_types() {
|
|
|
497 |
$defaults = self::get_default_types();
|
|
|
498 |
$deleted = array();
|
|
|
499 |
foreach (self::get_custom_types() as $customentry) {
|
|
|
500 |
if (!empty($customentry->deleted)) {
|
|
|
501 |
$deleted[$customentry->extension] = $defaults[$customentry->extension];
|
|
|
502 |
}
|
|
|
503 |
}
|
|
|
504 |
return $deleted;
|
|
|
505 |
}
|
|
|
506 |
|
|
|
507 |
/**
|
|
|
508 |
* Adds a new entry to the list of custom filetypes.
|
|
|
509 |
*
|
|
|
510 |
* @param string $extension File extension without dot, e.g. 'doc'
|
|
|
511 |
* @param string $mimetype MIME type e.g. 'application/msword'
|
|
|
512 |
* @param string $coreicon Core icon to use e.g. 'document'
|
|
|
513 |
* @param array $groups Array of group strings that this type belongs to
|
|
|
514 |
* @param string $corestring Custom lang string name in mimetypes.php
|
|
|
515 |
* @param string $customdescription Custom description (plain text/multilang)
|
|
|
516 |
* @param bool $defaulticon True if this should be the default icon for the type
|
|
|
517 |
* @throws coding_exception If the extension already exists, or otherwise invalid
|
|
|
518 |
*/
|
|
|
519 |
public static function add_type($extension, $mimetype, $coreicon,
|
|
|
520 |
array $groups = array(), $corestring = '', $customdescription = '',
|
|
|
521 |
$defaulticon = false) {
|
|
|
522 |
// Check for blank extensions or incorrectly including the dot.
|
|
|
523 |
$extension = (string)$extension;
|
|
|
524 |
if ($extension === '' || $extension[0] === '.') {
|
|
|
525 |
throw new coding_exception('Invalid extension .' . $extension);
|
|
|
526 |
}
|
|
|
527 |
|
|
|
528 |
// Check extension not already used.
|
|
|
529 |
$mimetypes = get_mimetypes_array();
|
|
|
530 |
if (array_key_exists($extension, $mimetypes)) {
|
|
|
531 |
throw new coding_exception('Extension ' . $extension . ' already exists');
|
|
|
532 |
}
|
|
|
533 |
|
|
|
534 |
// For default icon, check there isn't already something with default icon
|
|
|
535 |
// set for that MIME type.
|
|
|
536 |
if ($defaulticon) {
|
|
|
537 |
foreach ($mimetypes as $type) {
|
|
|
538 |
if ($type['type'] === $mimetype && !empty($type['defaulticon'])) {
|
|
|
539 |
throw new coding_exception('MIME type ' . $mimetype .
|
|
|
540 |
' already has a default icon set');
|
|
|
541 |
}
|
|
|
542 |
}
|
|
|
543 |
}
|
|
|
544 |
|
|
|
545 |
// Get existing custom filetype list.
|
|
|
546 |
$customs = self::get_custom_types();
|
|
|
547 |
|
|
|
548 |
// Check if there's a 'deleted' entry for the extension, if so then get
|
|
|
549 |
// rid of it.
|
|
|
550 |
foreach ($customs as $key => $custom) {
|
|
|
551 |
if ($custom->extension === $extension) {
|
|
|
552 |
unset($customs[$key]);
|
|
|
553 |
}
|
|
|
554 |
}
|
|
|
555 |
|
|
|
556 |
// Set up config record for new type.
|
|
|
557 |
$newtype = self::create_config_record($extension, $mimetype, $coreicon, $groups,
|
|
|
558 |
$corestring, $customdescription, $defaulticon);
|
|
|
559 |
|
|
|
560 |
// See if there's a default value with this extension.
|
|
|
561 |
$needsadding = true;
|
|
|
562 |
$defaults = self::get_default_types();
|
|
|
563 |
if (array_key_exists($extension, $defaults)) {
|
|
|
564 |
// If it has the same values, we don't need to add it.
|
|
|
565 |
$defaultvalue = $defaults[$extension];
|
|
|
566 |
$modified = (array)$newtype;
|
|
|
567 |
unset($modified['extension']);
|
|
|
568 |
ksort($defaultvalue);
|
|
|
569 |
ksort($modified);
|
|
|
570 |
if ($modified === $defaultvalue) {
|
|
|
571 |
$needsadding = false;
|
|
|
572 |
}
|
|
|
573 |
}
|
|
|
574 |
|
|
|
575 |
// Add to array and set in config.
|
|
|
576 |
if ($needsadding) {
|
|
|
577 |
$customs[] = $newtype;
|
|
|
578 |
}
|
|
|
579 |
self::set_custom_types($customs);
|
|
|
580 |
}
|
|
|
581 |
|
|
|
582 |
/**
|
|
|
583 |
* Updates an entry in the list of filetypes in config.
|
|
|
584 |
*
|
|
|
585 |
* @param string $extension File extension without dot, e.g. 'doc'
|
|
|
586 |
* @param string $newextension New file extension (same if not changing)
|
|
|
587 |
* @param string $mimetype MIME type e.g. 'application/msword'
|
|
|
588 |
* @param string $coreicon Core icon to use e.g. 'document'
|
|
|
589 |
* @param array $groups Array of group strings that this type belongs to
|
|
|
590 |
* @param string $corestring Custom lang string name in mimetypes.php
|
|
|
591 |
* @param string $customdescription Custom description (plain text/multilang)
|
|
|
592 |
* @param bool $defaulticon True if this should be the default icon for the type
|
|
|
593 |
* @throws coding_exception If the new extension already exists, or otherwise invalid
|
|
|
594 |
*/
|
|
|
595 |
public static function update_type($extension, $newextension, $mimetype, $coreicon,
|
|
|
596 |
array $groups = array(), $corestring = '', $customdescription = '',
|
|
|
597 |
$defaulticon = false) {
|
|
|
598 |
|
|
|
599 |
// Extension must exist.
|
|
|
600 |
$extension = (string)$extension;
|
|
|
601 |
$mimetypes = get_mimetypes_array();
|
|
|
602 |
if (!array_key_exists($extension, $mimetypes)) {
|
|
|
603 |
throw new coding_exception('Extension ' . $extension . ' not found');
|
|
|
604 |
}
|
|
|
605 |
|
|
|
606 |
// If there's a new extension then this must not exist.
|
|
|
607 |
$newextension = (string)$newextension;
|
|
|
608 |
if ($newextension !== $extension) {
|
|
|
609 |
if ($newextension === '' || $newextension[0] === '.') {
|
|
|
610 |
throw new coding_exception('Invalid extension .' . $newextension);
|
|
|
611 |
}
|
|
|
612 |
if (array_key_exists($newextension, $mimetypes)) {
|
|
|
613 |
throw new coding_exception('Extension ' . $newextension . ' already exists');
|
|
|
614 |
}
|
|
|
615 |
}
|
|
|
616 |
|
|
|
617 |
// For default icon, check there isn't already something with default icon
|
|
|
618 |
// set for that MIME type (unless it's this).
|
|
|
619 |
if ($defaulticon) {
|
|
|
620 |
foreach ($mimetypes as $ext => $type) {
|
|
|
621 |
if ($ext !== $extension && $type['type'] === $mimetype &&
|
|
|
622 |
!empty($type['defaulticon'])) {
|
|
|
623 |
throw new coding_exception('MIME type ' . $mimetype .
|
|
|
624 |
' already has a default icon set');
|
|
|
625 |
}
|
|
|
626 |
}
|
|
|
627 |
}
|
|
|
628 |
|
|
|
629 |
// Delete the old extension and then add the new one (may be same). This
|
|
|
630 |
// will correctly handle cases when a default type is involved.
|
|
|
631 |
self::delete_type($extension);
|
|
|
632 |
self::add_type($newextension, $mimetype, $coreicon, $groups, $corestring,
|
|
|
633 |
$customdescription, $defaulticon);
|
|
|
634 |
}
|
|
|
635 |
|
|
|
636 |
/**
|
|
|
637 |
* Deletes a file type from the config list (or, for a standard one, marks it
|
|
|
638 |
* as deleted).
|
|
|
639 |
*
|
|
|
640 |
* @param string $extension File extension without dot, e.g. 'doc'
|
|
|
641 |
* @throws coding_exception If the extension does not exist, or otherwise invalid
|
|
|
642 |
*/
|
|
|
643 |
public static function delete_type($extension) {
|
|
|
644 |
// Extension must exist.
|
|
|
645 |
$mimetypes = get_mimetypes_array();
|
|
|
646 |
if (!array_key_exists($extension, $mimetypes)) {
|
|
|
647 |
throw new coding_exception('Extension ' . $extension . ' not found');
|
|
|
648 |
}
|
|
|
649 |
|
|
|
650 |
// Get existing custom filetype list.
|
|
|
651 |
$customs = self::get_custom_types();
|
|
|
652 |
|
|
|
653 |
// Remove any entries for this extension.
|
|
|
654 |
foreach ($customs as $key => $custom) {
|
|
|
655 |
if ($custom->extension === $extension && empty($custom->deleted)) {
|
|
|
656 |
unset($customs[$key]);
|
|
|
657 |
}
|
|
|
658 |
}
|
|
|
659 |
|
|
|
660 |
// If it was a standard entry (doesn't have 'custom' set) then add a
|
|
|
661 |
// deleted marker.
|
|
|
662 |
if (empty($mimetypes[$extension]['custom'])) {
|
|
|
663 |
$customs[] = (object)array('extension' => $extension, 'deleted' => true);
|
|
|
664 |
}
|
|
|
665 |
|
|
|
666 |
// Save and reset cache.
|
|
|
667 |
self::set_custom_types($customs);
|
|
|
668 |
}
|
|
|
669 |
|
|
|
670 |
/**
|
|
|
671 |
* Reverts a file type to the default. May only be called on types that have
|
|
|
672 |
* default values. This will undelete the type if necessary or set its values.
|
|
|
673 |
* If the type is already at default values, does nothing.
|
|
|
674 |
*
|
|
|
675 |
* @param string $extension File extension without dot, e.g. 'doc'
|
|
|
676 |
* @return bool True if anything was changed, false if it was already default
|
|
|
677 |
* @throws coding_exception If the extension is not a default type.
|
|
|
678 |
*/
|
|
|
679 |
public static function revert_type_to_default($extension) {
|
|
|
680 |
$extension = (string)$extension;
|
|
|
681 |
|
|
|
682 |
// Check it actually is a default type.
|
|
|
683 |
$defaults = self::get_default_types();
|
|
|
684 |
if (!array_key_exists($extension, $defaults)) {
|
|
|
685 |
throw new coding_exception('Extension ' . $extension . ' is not a default type');
|
|
|
686 |
}
|
|
|
687 |
|
|
|
688 |
// Loop through all the custom settings.
|
|
|
689 |
$changed = false;
|
|
|
690 |
$customs = self::get_custom_types();
|
|
|
691 |
foreach ($customs as $key => $customentry) {
|
|
|
692 |
if ($customentry->extension === $extension) {
|
|
|
693 |
unset($customs[$key]);
|
|
|
694 |
$changed = true;
|
|
|
695 |
}
|
|
|
696 |
}
|
|
|
697 |
|
|
|
698 |
// Save changes if any.
|
|
|
699 |
if ($changed) {
|
|
|
700 |
self::set_custom_types($customs);
|
|
|
701 |
}
|
|
|
702 |
return $changed;
|
|
|
703 |
}
|
|
|
704 |
|
|
|
705 |
/**
|
|
|
706 |
* Converts function parameters into a record for storing in the JSON value.
|
|
|
707 |
*
|
|
|
708 |
* @param string $extension File extension without dot, e.g. 'doc'
|
|
|
709 |
* @param string $mimetype MIME type e.g. 'application/msword'
|
|
|
710 |
* @param string $coreicon Core icon to use e.g. 'document'
|
|
|
711 |
* @param array $groups Array of group strings that this type belongs to
|
|
|
712 |
* @param string $corestring Custom lang string name in mimetypes.php
|
|
|
713 |
* @param string $customdescription Custom description (plain text/multilang)
|
|
|
714 |
* @param bool $defaulticon True if this should be the default icon for the type
|
|
|
715 |
* @return stdClass Record matching the parameters
|
|
|
716 |
*/
|
|
|
717 |
protected static function create_config_record($extension, $mimetype,
|
|
|
718 |
$coreicon, array $groups, $corestring, $customdescription, $defaulticon) {
|
|
|
719 |
// Construct new entry.
|
|
|
720 |
$newentry = (object)array('extension' => (string)$extension, 'type' => (string)$mimetype,
|
|
|
721 |
'icon' => (string)$coreicon);
|
|
|
722 |
if ($groups) {
|
|
|
723 |
if (!is_array($groups)) {
|
|
|
724 |
throw new coding_exception('Groups must be an array');
|
|
|
725 |
}
|
|
|
726 |
foreach ($groups as $group) {
|
|
|
727 |
if (!is_string($group)) {
|
|
|
728 |
throw new coding_exception('Groups must be an array of strings');
|
|
|
729 |
}
|
|
|
730 |
}
|
|
|
731 |
$newentry->groups = $groups;
|
|
|
732 |
}
|
|
|
733 |
if ($corestring) {
|
|
|
734 |
$newentry->string = (string)$corestring;
|
|
|
735 |
}
|
|
|
736 |
if ($customdescription) {
|
|
|
737 |
$newentry->customdescription = (string)$customdescription;
|
|
|
738 |
}
|
|
|
739 |
if ($defaulticon) {
|
|
|
740 |
$newentry->defaulticon = true;
|
|
|
741 |
}
|
|
|
742 |
return $newentry;
|
|
|
743 |
}
|
|
|
744 |
}
|