summaryrefslogtreecommitdiff
path: root/lib/viewers/odf.php
blob: a94b0e164ba0f7556fe10ca4c9b83b9273d2c9ed (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
<?php
/*
 +--------------------------------------------------------------------------+
 | This file is part of the Kolab File API                                  |
 |                                                                          |
 | Copyright (C) 2011-2013, Kolab Systems AG                                |
 |                                                                          |
 | This program is free software: you can redistribute it and/or modify     |
 | it under the terms of the GNU Affero General Public License as published |
 | by the Free Software Foundation, either version 3 of the License, or     |
 | (at your option) any later version.                                      |
 |                                                                          |
 | This program is distributed in the hope that it will be useful,          |
 | but WITHOUT ANY WARRANTY; without even the implied warranty of           |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the             |
 | GNU Affero General Public License for more details.                      |
 |                                                                          |
 | You should have received a copy of the GNU Affero General Public License |
 | along with this program. If not, see <http://www.gnu.org/licenses/>      |
 +--------------------------------------------------------------------------+
 | Author: Aleksander Machniak <machniak@kolabsys.com>                      |
 +--------------------------------------------------------------------------+
*/

/**
 * Class integrating ODF documents viewer from http://webodf.org
 */
class file_viewer_odf extends file_viewer
{
    /**
     * Supported mime types
     *
     * @var array
     */
    protected $mimetypes = array(
        'application/vnd.oasis.opendocument.text',
        'application/vnd.oasis.opendocument.spreadsheet',
        'application/vnd.oasis.opendocument.presentation',
        'application/vnd.oasis.opendocument.graphics',
//        'application/vnd.oasis.opendocument.chart',
//        'application/vnd.oasis.opendocument.formula',
//        'application/vnd.oasis.opendocument.image',
//        'application/vnd.oasis.opendocument.text-master',
//        'application/vnd.sun.xml.base',
//        'application/vnd.oasis.opendocument.base',
//        'application/vnd.oasis.opendocument.database',
//        'application/vnd.oasis.opendocument.text-template',
//        'application/vnd.oasis.opendocument.spreadsheet-template',
//        'application/vnd.oasis.opendocument.presentation-template',
//        'application/vnd.oasis.opendocument.graphics-template',
//        'application/vnd.oasis.opendocument.chart-template',
//        'application/vnd.oasis.opendocument.formula-template',
//        'application/vnd.oasis.opendocument.image-template',
    );

    /**
     * Editable document types
     *
     * @var array
     */
    protected $editable = array(
        'application/vnd.oasis.opendocument.text',
    );


    /**
     * Class constructor
     *
     * @param file_api File API object
     */
    public function __construct($api)
    {
        $this->api = $api;

        $browser = $api->get_browser();

        // disable viewer in unsupported browsers
        if ($browser->ie && $browser->ver < 9) {
            $this->mimetypes = array();
        }
    }

    /**
     * Returns list of supported mimetype
     *
     * @return array List of mimetypes
     */
    public function supported_mimetypes()
    {
        return $this->mimetypes;
    }

    /**
     * Check if mimetype is supported by the viewer
     *
     * @param string $mimetype File type
     *
     * @return bool
     */
    public function supports($mimetype)
    {
        return in_array($mimetype, $this->mimetypes);
    }

    /**
     * Return output of file content area
     *
     * @param string $file     File name
     * @param string $mimetype File type
     */
    public function frame($file, $mimetype = null)
    {
        // we use iframe method, see output()
    }

    /**
     * Return file viewer URL
     *
     * @param string $file     File name
     * @param string $mimetype File type
     */
    public function href($file, $mimetype = null)
    {
        return file_utils::script_uri() . '?method=file_get'
            . '&viewer=odf'
            . '&file=' . urlencode($file)
            . '&token=' . urlencode(session_id());
    }

    /**
     * Print output and exit
     *
     * @param string $file     File name
     * @param string $mimetype File type
     */
    public function output($file, $mimetype = null)
    {
        $file_uri = $this->api->file_url($file);
        $editable = in_array($mimetype, $this->editable);

        // viewer mode
        if (!$editable) {
            echo <<<EOT
<!DOCTYPE html>
<html>
  <head>
    <link type="text/css" href="viewers/odf/viewer/viewer.css" rel="stylesheet" />
    <script type="text/javascript" src="viewers/odf/webodf.js" charset="utf-8"></script>
    <script type="text/javascript" charset="utf-8">
      function init() {
        var odfelement = document.getElementById("odf"),
          odfcanvas = new odf.OdfCanvas(odfelement);
        odfcanvas.load("$file_uri");
      }
      window.setTimeout(init, 0);
    </script>
  </head>
  <body>
    <div id="odf"></div>
  </body>
</html>
EOT;
        }
        // editor mode
        else {
            echo <<<EOT
<!DOCTYPE html>
<html>
  <head>
    <link rel="stylesheet" type="text/css" href="viewers/odf/editor/editor.css"/>
    <link rel="stylesheet" type="text/css" href="viewers/odf/editor/app/resources/app.css"/>
    <style>
    #container, #mainContainer { background-color: #f0f0f0; }
    #toolbar { border-bottom: 1px solid #d0d0d0; }
    </style>
    <script type="text/javascript" charset="utf-8">
      var file_uri = "$file_uri";
      var usedLocale = "C";

      if (navigator && navigator.language && navigator.language.match(/^(ru|de)/)) {
        usedLocale = navigator.language.substr(0,2);
      }

      dojoConfig = {
        locale: usedLocale,
        paths: {
          "webodf/editor": "viewers/odf/editor",
          "dijit": "viewers/odf/editordijit",
          "dojox": "viewers/odf/editor/dojox",
          "dojo": "viewers/odf/editor/dojo",
          "resources": "viewers/odf/editor/resources"
        }
      }
    </script>
    <script type="text/javascript" src="viewers/odf/editor/dojo-amalgamation.js" data-dojo-config="async: true"></script>
    <script type="text/javascript" src="viewers/odf/webodf.js" charset="utf-8"></script>
    <script type="text/javascript" src="viewers/odf/file_editor.js" charset="utf-8"></script>
  </head>
  <body class="claro" onload="file_editor.init(file_uri)">
    <div id="mainContainer">
      <div id="editor">
        <span id="menubar"></span>
        <span id="toolbar"></span>
        <div id="container">
          <div id="canvas"></div>
        </div>
      </div>
    </div>
  </body>
</html>
EOT;
        }
    }
}