mirror of
https://github.com/moodle/moodle.git
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344 lines
12 KiB
PHP
344 lines
12 KiB
PHP
<?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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* File manager
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*
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* @package moodlecore
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* @subpackage file
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* @copyright 1999 onwards Dongsheng Cai <dongsheng@moodle.com>
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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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global $CFG;
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require_once('HTML/QuickForm/element.php');
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require_once($CFG->dirroot.'/lib/filelib.php');
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require_once($CFG->dirroot.'/repository/lib.php');
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class MoodleQuickForm_filemanager extends HTML_QuickForm_element {
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public $_helpbutton = '';
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protected $_options = array('mainfile'=>'', 'subdirs'=>1, 'maxbytes'=>-1, 'maxfiles'=>-1, 'accepted_types'=>'*', 'return_types'=>FILE_INTERNAL);
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function MoodleQuickForm_filemanager($elementName=null, $elementLabel=null, $attributes=null, $options=null) {
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global $CFG, $PAGE;
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$options = (array)$options;
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foreach ($options as $name=>$value) {
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if (array_key_exists($name, $this->_options)) {
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$this->_options[$name] = $value;
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}
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}
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if (!empty($options['maxbytes'])) {
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$this->_options['maxbytes'] = get_max_upload_file_size($CFG->maxbytes, $options['maxbytes']);
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}
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$this->_type = 'filemanager';
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parent::HTML_QuickForm_element($elementName, $elementLabel, $attributes);
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}
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function setName($name) {
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$this->updateAttributes(array('name'=>$name));
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}
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function getName() {
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return $this->getAttribute('name');
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}
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function setValue($value) {
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$this->updateAttributes(array('value'=>$value));
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}
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function getValue() {
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return $this->getAttribute('value');
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}
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function getMaxbytes() {
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return $this->_options['maxbytes'];
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}
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function setMaxbytes($maxbytes) {
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global $CFG;
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$this->_options['maxbytes'] = get_max_upload_file_size($CFG->maxbytes, $maxbytes);
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}
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function getSubdirs() {
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return $this->_options['subdirs'];
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}
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function setSubdirs($allow) {
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$this->_options['subdirs'] = $allow;
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}
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function getMaxfiles() {
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return $this->_options['maxfiles'];
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}
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function setMaxfiles($num) {
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$this->_options['maxfiles'] = $num;
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}
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function setHelpButton($helpbuttonargs, $function='helpbutton'){
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debugging('component setHelpButton() is not used any more, please use $mform->setHelpButton() instead');
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}
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function getHelpButton() {
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return $this->_helpbutton;
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}
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function getElementTemplateType() {
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if ($this->_flagFrozen){
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return 'nodisplay';
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} else {
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return 'default';
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}
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}
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function toHtml() {
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global $CFG, $USER, $COURSE, $PAGE, $OUTPUT;
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require_once("$CFG->dirroot/repository/lib.php");
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// security - never ever allow guest/not logged in user to upload anything or use this element!
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if (isguestuser() or !isloggedin()) {
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print_error('noguest');
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}
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if ($this->_flagFrozen) {
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return $this->getFrozenHtml();
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}
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$id = $this->_attributes['id'];
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$elname = $this->_attributes['name'];
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$subdirs = $this->_options['subdirs'];
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$maxbytes = $this->_options['maxbytes'];
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$draftitemid = $this->getValue();
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$accepted_types = $this->_options['accepted_types'];
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if (empty($draftitemid)) {
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// no existing area info provided - let's use fresh new draft area
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require_once("$CFG->libdir/filelib.php");
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$this->setValue(file_get_unused_draft_itemid());
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$draftitemid = $this->getValue();
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}
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$client_id = uniqid();
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// filemanager options
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$options = new stdClass();
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$options->mainfile = $this->_options['mainfile'];
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$options->maxbytes = $this->_options['maxbytes'];
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$options->maxfiles = $this->getMaxfiles();
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$options->client_id = $client_id;
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$options->itemid = $draftitemid;
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$options->subdirs = $this->_options['subdirs'];
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$options->target = $id;
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$options->accepted_types = $accepted_types;
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$options->return_types = FILE_INTERNAL;
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$options->context = $PAGE->context;
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$html = $this->_getTabs();
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$html .= form_filemanager_render($options);
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$html .= '<input value="'.$draftitemid.'" name="'.$elname.'" type="hidden" />';
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// label element needs 'for' attribute work
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$html .= '<input value="" id="id_'.$elname.'" type="hidden" />';
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return $html;
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}
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}
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/**
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* Data structure representing a file manager.
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*
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* @copyright 2010 Dongsheng Cai
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @since Moodle 2.0
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*/
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class form_filemanaer_x {
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//TODO: do not use this abstraction (skodak)
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public $options;
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public function __construct(stdClass $options) {
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global $CFG, $USER, $PAGE;
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require_once($CFG->dirroot. '/repository/lib.php');
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$defaults = array(
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'maxbytes'=>-1,
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'maxfiles'=>-1,
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'itemid'=>0,
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'subdirs'=>0,
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'client_id'=>uniqid(),
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'accepted_types'=>'*',
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'return_types'=>FILE_INTERNAL,
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'context'=>$PAGE->context
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);
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foreach ($defaults as $key=>$value) {
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if (empty($options->$key)) {
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$options->$key = $value;
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}
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}
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$fs = get_file_storage();
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// initilise options, getting files in root path
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$this->options = file_get_drafarea_files($options->itemid, '/');
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// calculate file count
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$usercontext = get_context_instance(CONTEXT_USER, $USER->id);
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$files = $fs->get_area_files($usercontext->id, 'user', 'draft', $options->itemid, 'id', false);
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$filecount = count($files);
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$this->options->filecount = $filecount;
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// copying other options
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foreach ($options as $name=>$value) {
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$this->options->$name = $value;
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}
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// building file picker options
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$params = new stdClass();
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$params->accepted_types = $options->accepted_types;
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$params->return_types = $options->return_types;
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$params->context = $options->context;
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$params->env = 'filemanager';
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$params->disable_types = !empty($options->disable_types)?$options->disable_types:array();
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$filepicker_options = initialise_filepicker($params);
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$this->options->filepicker = $filepicker_options;
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}
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}
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/**
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* Print the file manager
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*
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* <pre>
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* $OUTPUT->file_manager($options);
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* </pre>
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*
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* @param array $options associative array with file manager options
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* options are:
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* maxbytes=>-1,
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* maxfiles=>-1,
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* itemid=>0,
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* subdirs=>false,
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* client_id=>uniqid(),
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* acepted_types=>'*',
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* return_types=>FILE_INTERNAL,
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* context=>$PAGE->context
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* @return string HTML fragment
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*/
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function form_filemanager_render($options) {
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global $CFG, $OUTPUT, $PAGE;
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$fm = new form_filemanaer_x($options); //TODO: this is unnecessary here, the nested options are getting too complex
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static $filemanagertemplateloaded;
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$html = '';
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$options = $fm->options;
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$straddfile = get_string('addfile', 'repository');
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$strmakedir = get_string('makeafolder', 'moodle');
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$strdownload = get_string('downloadfolder', 'repository');
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$strloading = get_string('loading', 'repository');
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$icon_progress = $OUTPUT->pix_icon('i/loading_small', $strloading).'';
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$client_id = $options->client_id;
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$itemid = $options->itemid;
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list($context, $course, $cm) = get_context_info_array($options->context->id);
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if (is_object($course)) {
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$course_maxbytes = $course->maxbytes;
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} else {
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$course_maxbytes = $CFG->maxbytes;
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}
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if ($options->maxbytes == -1 || empty($options->maxbytes)) {
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$options->maxbytes = $CFG->maxbytes;
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}
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if (empty($options->filecount)) {
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$extra = ' style="display:none"';
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} else {
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$extra = '';
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}
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$maxsize = get_string('maxfilesize', 'moodle', display_size(get_max_upload_file_size($CFG->maxbytes, $course_maxbytes, $options->maxbytes)));
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$strdndenabled = get_string('dndenabled', 'moodle').$OUTPUT->help_icon('dndenabled');
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$html .= <<<FMHTML
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<div class="filemanager-loading mdl-align" id='filemanager-loading-{$client_id}'>
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$icon_progress
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</div>
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<div id="filemanager-wrapper-{$client_id}" style="display:none">
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<div class="fm-breadcrumb" id="fm-path-{$client_id}"></div>
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<div class="filemanager-toolbar">
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<input type="button" class="fm-btn-add" id="btnadd-{$client_id}" onclick="return false" value="{$straddfile}" />
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<input type="button" class="fm-btn-mkdir" id="btncrt-{$client_id}" onclick="return false" value="{$strmakedir}" />
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<input type="button" class="fm-btn-download" id="btndwn-{$client_id}" onclick="return false" {$extra} value="{$strdownload}" />
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<span> $maxsize </span>
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<span id="dndenabled-{$client_id}" style="display: none"> - $strdndenabled </span>
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</div>
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<div class="filemanager-container" id="filemanager-{$client_id}">
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<ul id="draftfiles-{$client_id}" class="fm-filelist">
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<li>Loading...</li>
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</ul>
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</div>
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</div>
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<div class='clearer'></div>
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FMHTML;
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if (empty($filemanagertemplateloaded)) {
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$filemanagertemplateloaded = true;
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$html .= <<<FMHTML
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<div id="fm-template" style="display:none">___fullname___ ___action___</div>
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FMHTML;
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}
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$module = array(
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'name'=>'form_filemanager',
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'fullpath'=>'/lib/form/filemanager.js',
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'requires' => array('core_filepicker', 'base', 'io-base', 'node', 'json', 'yui2-button', 'yui2-container', 'yui2-layout', 'yui2-menu', 'yui2-treeview', 'core_dndupload'),
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'strings' => array(array('loading', 'repository'), array('nomorefiles', 'repository'), array('confirmdeletefile', 'repository'),
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array('add', 'repository'), array('accessiblefilepicker', 'repository'), array('move', 'moodle'),
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array('cancel', 'moodle'), array('download', 'moodle'), array('ok', 'moodle'),
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array('emptylist', 'repository'), array('nofilesattached', 'repository'), array('entername', 'repository'), array('enternewname', 'repository'),
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array('zip', 'editor'), array('unzip', 'moodle'), array('rename', 'moodle'), array('delete', 'moodle'),
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array('cannotdeletefile', 'error'), array('confirmdeletefile', 'repository'),
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array('nopathselected', 'repository'), array('popupblockeddownload', 'repository'),
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array('draftareanofiles', 'repository'), array('path', 'moodle'), array('setmainfile', 'repository'),
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array('moving', 'repository'), array('files', 'moodle')
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)
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);
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$PAGE->requires->js_module($module);
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$PAGE->requires->js_init_call('M.form_filemanager.init', array($options), true, $module);
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// non javascript file manager
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$filemanagerurl = new moodle_url('/repository/draftfiles_manager.php', array(
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'env'=>'filemanager',
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'action'=>'browse',
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'itemid'=>$itemid,
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'subdirs'=>$options->subdirs,
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'maxbytes'=>$options->maxbytes,
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'maxfiles'=>$options->maxfiles,
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'ctx_id'=>$PAGE->context->id,
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'course'=>$PAGE->course->id,
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'sesskey'=>sesskey(),
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));
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$html .= '<noscript>';
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$html .= "<div><object type='text/html' data='$filemanagerurl' height='160' width='600' style='border:1px solid #000'></object></div>";
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$html .= '</noscript>';
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return $html;
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}
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