xref: /plugin/struct/renderer/csv.php (revision f5df16ddb9f8ba8bd1c70590453952f130624475) 
1<?php
2
3/**
4 * CSV export of tabular data generated in Aggregations
5 *
6 * Note: this is different from meta\CSVExporter
7 *
8 * @link https://tools.ietf.org/html/rfc4180
9 * @link http://csvlint.io/
10 */
11class renderer_plugin_struct_csv extends Doku_Renderer {
12
13    protected $first = false;
14
15    /**
16     * Determine if out put is wanted right now
17     *
18     * @return bool
19     */
20    function _doOutput() {
21        global $INPUT;
22
23        if(
24            !isset($this->info['struct_table_hash']) or
25            $this->info['struct_table_hash'] != $INPUT->str('hash')
26        ) {
27            return false;
28        }
29
30        if(!empty($this->info['struct_table_meta'])) {
31            return false;
32        }
33
34        return true;
35    }
36
37    /**
38     * Our own format
39     *
40     * @return string
41     */
42    function getFormat() {
43        return 'struct_csv';
44    }
45
46    /**
47     * Set proper headers
48     */
49    function document_start() {
50        global $ID;
51        $filename = noNS($ID) . '.csv';
52        $headers = array(
53            'Content-Type' => 'text/csv',
54            'Content-Disposition' => 'attachment; filename="' . $filename . '";'
55        );
56        p_set_metadata($ID, array('format' => array('struct_csv' => $headers)));
57        // don't cache
58        $this->nocache();
59    }
60
61    /**
62     * Opening a table row prevents the separator for the first following cell
63     */
64    function tablerow_open() {
65        if(!$this->_doOutput()) return;
66        $this->first = true;
67    }
68
69    /**
70     * Output the delimiter (unless it's the first cell of this row) and the text wrapper
71     *
72     * @param int $colspan ignored
73     * @param null $align ignored
74     * @param int $rowspan ignored
75     */
76    function tablecell_open($colspan = 1, $align = null, $rowspan = 1) {
77        if(!$this->_doOutput()) return;
78        if(!$this->first) {
79            $this->doc .= ",";
80        }
81        $this->first = false;
82
83        $this->doc .= '"';
84    }
85
86    /**
87     * Close the text wrapper
88     */
89    function tablecell_close() {
90        if(!$this->_doOutput()) return;
91        $this->doc .= '"';
92    }
93
94    /**
95     * Alias for tablecell_open
96     *
97     * @param int $colspan ignored
98     * @param null $align ignored
99     * @param int $rowspan ignored
100     */
101    function tableheader_open($colspan = 1, $align = null, $rowspan = 1) {
102        $this->tablecell_open($colspan, $align, $rowspan);
103    }
104
105    /**
106     * Alias for tablecell_close
107     */
108    function tableheader_close() {
109        $this->tablecell_close();
110    }
111
112    /**
113     * Add CRLF newline at the end of one line
114     */
115    function tablerow_close() {
116        if(!$this->_doOutput()) return;
117        $this->doc .= "\r\n";
118    }
119
120    /**
121     * Outputs cell content
122     *
123     * @param string $text
124     */
125    function cdata($text) {
126        if(!$this->_doOutput()) return;
127        if($text === '') return;
128
129        $this->doc .= str_replace('"', '""', $text);
130    }
131
132
133    #region overrides using cdata for output
134
135    function internallink($link, $title = null) {
136        if(is_null($title) or is_array($title) or $title == '') {
137            $title = $this->_simpleTitle($link);
138        }
139        $this->cdata($title);
140    }
141
142    function externallink($link, $title = null) {
143        if(is_null($title) or is_array($title) or $title == '') {
144            $title = $link;
145        }
146        $this->cdata($title);
147    }
148
149    function emaillink($address, $name = null) {
150        $this->cdata($address);
151    }
152
153    function plugin($name, $args, $state = '', $match = '') {
154        if(substr($name,0, 7) == 'struct_') {
155            parent::plugin($name, $args, $state, $match);
156        } else {
157            $this->cdata($match);
158        }
159    }
160
161    function acronym($acronym) {
162        $this->cdata($acronym);
163    }
164
165    function code($text, $lang = null, $file = null) {
166        $this->cdata($text);
167    }
168
169    function header($text, $level, $pos) {
170        $this->cdata($text);
171    }
172
173    function linebreak() {
174        $this->cdata("\r\n");
175    }
176
177    function unformatted($text) {
178        $this->cdata($text);
179    }
180
181    function php($text) {
182        $this->cdata($text);
183    }
184
185    function phpblock($text) {
186        $this->cdata($text);
187    }
188
189    function html($text) {
190        $this->cdata($text);
191    }
192
193    function htmlblock($text) {
194        $this->cdata($text);
195    }
196
197    function preformatted($text) {
198        $this->cdata($text);
199    }
200
201    function file($text, $lang = null, $file = null) {
202        $this->cdata($text);
203    }
204
205    function smiley($smiley) {
206        $this->cdata($smiley);
207    }
208
209    function entity($entity) {
210        $this->cdata($entity);
211    }
212
213    function multiplyentity($x, $y) {
214        $this->cdata($x . 'x' . $y);
215    }
216
217    function locallink($hash, $name = null) {
218        if(is_null($name) or is_array($name) or $name == '') {
219            $name = $hash;
220        }
221        $this->cdata($name);
222    }
223
224    function interwikilink($link, $title = null, $wikiName, $wikiUri) {
225        if(is_null($title) or is_array($title) or $title == '') {
226            $title = $wikiName . '>' . $link;
227        }
228        $this->cdata($title);
229    }
230
231    function filelink($link, $title = null) {
232        if(is_null($title) or is_array($title) or $title == '') {
233            $title = $link;
234        }
235        $this->cdata($title);
236    }
237
238    function windowssharelink($link, $title = null) {
239        if(is_null($title) or is_array($title) or $title == '') {
240            $title = $link;
241        }
242        $this->cdata($title);
243    }
244
245    function internalmedia($src, $title = null, $align = null, $width = null,
246                           $height = null, $cache = null, $linking = null) {
247        $this->cdata($src);
248    }
249
250    function externalmedia($src, $title = null, $align = null, $width = null,
251                           $height = null, $cache = null, $linking = null) {
252        $this->cdata($src);
253    }
254
255    function internalmedialink($src, $title = null, $align = null,
256                               $width = null, $height = null, $cache = null) {
257        $this->cdata($src);
258    }
259
260    function externalmedialink($src, $title = null, $align = null,
261                               $width = null, $height = null, $cache = null) {
262        $this->cdata($src);
263    }
264
265    #endregion
266}
267