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64f93798 PS |
1 | <?php |
2 | /////////////////////////////////////////////////////////////////////////// | |
3 | // // | |
4 | // This file is part of Moodle - http://moodle.org/ // | |
5 | // Moodle - Modular Object-Oriented Dynamic Learning Environment // | |
6 | // // | |
7 | // Moodle is free software: you can redistribute it and/or modify // | |
8 | // it under the terms of the GNU General Public License as published by // | |
9 | // the Free Software Foundation, either version 3 of the License, or // | |
10 | // (at your option) any later version. // | |
11 | // // | |
12 | // Moodle is distributed in the hope that it will be useful, // | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of // | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // | |
15 | // GNU General Public License for more details. // | |
16 | // // | |
17 | // You should have received a copy of the GNU General Public License // | |
18 | // along with Moodle. If not, see <http://www.gnu.org/licenses/>. // | |
19 | // // | |
20 | /////////////////////////////////////////////////////////////////////////// | |
21 | ||
22 | defined('MOODLE_INTERNAL') || die(); | |
23 | ||
24 | /** | |
25 | * Rendering of files viewer related widgets. | |
26 | * @package core | |
27 | * @subpackage file | |
28 | * @copyright 2010 Dongsheng Cai | |
29 | * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | |
30 | * @since Moodle 2.0 | |
31 | */ | |
32 | ||
33 | /** | |
34 | * File manager render | |
35 | * | |
36 | * @copyright 2010 Dongsheng Cai | |
37 | * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | |
38 | * @since Moodle 2.0 | |
39 | */ | |
40 | class core_files_renderer extends plugin_renderer_base { | |
41 | ||
42 | public function files_tree_viewer(file_info $file_info, array $options = null) { | |
43 | $tree = new files_tree_viewer($file_info, $options); | |
44 | return $this->render($tree); | |
45 | } | |
46 | ||
47 | public function render_files_tree_viewer(files_tree_viewer $tree) { | |
48 | ||
49 | $html = '<div>'; | |
50 | foreach($tree->path as $path) { | |
51 | $html .= $path; | |
52 | $html .= ' / '; | |
53 | } | |
54 | $html .= '</div>'; | |
55 | ||
56 | $html .= '<div id="course-file-tree-view" class="filemanager-container">'; | |
57 | if (empty($tree->tree)) { | |
58 | $html .= get_string('nofilesavailable', 'repository'); | |
59 | } else { | |
60 | $this->page->requires->js_init_call('M.core_filetree.init'); | |
61 | $html .= '<ul>'; | |
62 | foreach($tree->tree as $node) { | |
63 | $link_attributes = array(); | |
64 | if (!empty($node['isdir'])) { | |
65 | $class = ' class="file-tree-folder"'; | |
66 | } else { | |
67 | $class = ' class="file-tree-file"'; | |
68 | $link_attributes['target'] = '_blank'; | |
69 | } | |
70 | $html .= '<li '.$class.'>'; | |
71 | $html .= html_writer::link($node['url'], $node['filename'], $link_attributes); | |
72 | $html .= '</li>'; | |
73 | } | |
74 | $html .= '</ul>'; | |
75 | } | |
76 | $html .= '</div>'; | |
77 | return $html; | |
78 | } | |
79 | } | |
80 | ||
81 | ||
82 | /** | |
83 | * Data structure representing a general moodle file tree viewer | |
84 | * | |
85 | * @copyright 2010 Dongsheng Cai | |
86 | * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | |
87 | * @since Moodle 2.0 | |
88 | */ | |
89 | class files_tree_viewer implements renderable { | |
90 | public $tree; | |
91 | public $path; | |
92 | ||
93 | /** | |
94 | * Constructor of moodle_file_tree_viewer class | |
95 | * @param file_info $file_info | |
96 | * @param array $options | |
97 | */ | |
98 | public function __construct(file_info $file_info, array $options = null) { | |
99 | global $CFG; | |
100 | ||
101 | //note: this MUST NOT use get_file_storage() !!!!!!!!!!!!!!!!!!!!!!!!!!!! | |
102 | ||
103 | $this->options = (array)$options; | |
104 | if (isset($this->options['visible_areas'])) { | |
105 | $visible_areas = (array)$this->options['visible_areas']; | |
106 | } else { | |
107 | $visible_areas = false; | |
108 | } | |
109 | ||
110 | $this->tree = array(); | |
111 | $children = $file_info->get_children(); | |
112 | $parent_info = $file_info->get_parent(); | |
113 | ||
114 | $level = $parent_info; | |
115 | $this->path = array(); | |
116 | while ($level) { | |
117 | $params = $level->get_params(); | |
118 | $context = get_context_instance_by_id($params['contextid']); | |
119 | // lock user in course level | |
120 | if ($context->contextlevel == CONTEXT_COURSECAT or $context->contextlevel == CONTEXT_SYSTEM) { | |
121 | break; | |
122 | } | |
123 | $url = new moodle_url('/files/index.php', $params); | |
124 | $this->path[] = html_writer::link($url->out(false), $level->get_visible_name()); | |
125 | $level = $level->get_parent(); | |
126 | } | |
127 | $this->path = array_reverse($this->path); | |
128 | $this->path[] = $file_info->get_visible_name(); | |
129 | ||
130 | foreach ($children as $child) { | |
131 | $filedate = $child->get_timemodified(); | |
132 | $filesize = $child->get_filesize(); | |
133 | $mimetype = $child->get_mimetype(); | |
134 | $params = $child->get_params(); | |
135 | $url = new moodle_url('/files/index.php', $params); | |
136 | $fileitem = array( | |
137 | 'params' => $params, | |
138 | 'filename' => $child->get_visible_name(), | |
139 | 'filedate' => $filedate ? userdate($filedate) : '', | |
140 | 'filesize' => $filesize ? display_size($filesize) : '' | |
141 | ); | |
142 | if ($child->is_directory()) { | |
143 | $fileitem['isdir'] = true; | |
144 | $fileitem['url'] = $url->out(false); | |
145 | if ($visible_areas !== false) { | |
146 | if (!isset($visible_areas[$params['component']][$params['filearea']])) { | |
147 | continue; | |
148 | } | |
149 | } | |
150 | } else { | |
151 | $fileitem['url'] = $child->get_url(); | |
152 | } | |
153 | $this->tree[] = $fileitem; | |
154 | } | |
155 | } | |
156 | } |