xref: /plugin/addnewpage/syntax.php (revision e6a740616108ad2b4639aa9f500930cfe75181c1) 
1<?php
2
3// must be run within Dokuwiki
4if(!defined('DOKU_INC')) die();
5
6/**
7 * Add-New-Page Plugin: a simple form for adding new pages.
8 *
9 * @license  GPL 2 (http://www.gnu.org/licenses/gpl.html)
10 * @author   iDO <ido@idotech.info>
11 * @author   Sam Wilson <sam@samwilson.id.au>
12 */
13class syntax_plugin_addnewpage extends DokuWiki_Syntax_Plugin {
14
15    /**
16     * Syntax Type
17     */
18    public function getType() {
19        return 'substition';
20    }
21
22    /**
23     * Paragraph Type
24     */
25    public function getPType() {
26        return 'block';
27    }
28
29    /**
30     * @return int
31     */
32    public function getSort() {
33        return 199;
34    }
35
36    /**
37     * @param string $mode
38     */
39    public function connectTo($mode) {
40        $this->Lexer->addSpecialPattern('\{\{NEWPAGE[^\}]*\}\}', $mode, 'plugin_addnewpage');
41    }
42
43    /**
44     * Handler to prepare matched data for the rendering process
45     *
46     * Handled syntax options:
47     *   {{NEWPAGE}}
48     *   {{NEWPAGE>your:namespace}}
49     *   {{NEWPAGE#newtpl1,newtpl2}}
50     *   {{NEWPAGE#newtpl1|Title1,newtpl2|Title1}}
51     *   {{NEWPAGE>your:namespace#newtpl1|Title1,newtpl2|Title1}}
52     *
53     * @param   string       $match   The text matched by the patterns
54     * @param   int          $state   The lexer state for the match
55     * @param   int          $pos     The character position of the matched text
56     * @param   Doku_Handler $handler The Doku_Handler object
57     * @return  array Return an array with all data you want to use in render
58     */
59    public function handle($match, $state, $pos, Doku_Handler $handler) {
60        $options = substr($match, 9, -2); // strip markup
61        $options = explode('#', $options, 2);
62
63        $namespace = trim(ltrim($options[0], '>'));
64        $templates = explode(',', $options[1]);
65        $templates = array_map('trim', $templates);
66        return array(
67            'namespace' => $namespace,
68            'newpagetemplates' => $templates
69        );
70    }
71
72    /**
73     * Create the new-page form.
74     *
75     * @param   $mode     string        output format being rendered
76     * @param   $renderer Doku_Renderer the current renderer object
77     * @param   $data     array         data created by handler()
78     * @return  boolean                 rendered correctly?
79     */
80    public function render($mode, Doku_Renderer $renderer, $data) {
81        global $lang;
82
83        if($mode == 'xhtml') {
84            $disablecache = null;
85            $namespaceinput = $this->_htmlNamespaceInput($data['namespace'], $disablecache);
86            if($namespaceinput === false) {
87                if($this->getConf('addpage_hideACL')) {
88                    $renderer->doc .= '';
89                } else {
90                    $renderer->doc .= $this->getLang('nooption');
91                }
92                return true;
93            }
94            if($disablecache) $renderer->info['cache'] = false;
95
96            $newpagetemplateinput = $this->_htmlTemplateInput($data['newpagetemplates']);
97
98            $form = '<div class="addnewpage">' . DOKU_LF
99                . DOKU_TAB . '<form name="addnewpage" method="get" action="' . DOKU_BASE . DOKU_SCRIPT . '" accept-charset="' . $lang['encoding'] . '">' . DOKU_LF
100                . DOKU_TAB . DOKU_TAB . $namespaceinput . DOKU_LF
101                . DOKU_TAB . DOKU_TAB . '<input class="edit" type="text" name="title" size="20" maxlength="255" tabindex="2" />' . DOKU_LF
102                . $newpagetemplateinput
103                . DOKU_TAB . DOKU_TAB . '<input type="hidden" name="do" value="edit" />' . DOKU_LF
104                . DOKU_TAB . DOKU_TAB . '<input type="hidden" name="id" />' . DOKU_LF
105                . DOKU_TAB . DOKU_TAB . '<input class="button" type="submit" value="' . $this->getLang('okbutton') . '" tabindex="4" />' . DOKU_LF
106                . DOKU_TAB . '</form>' . DOKU_LF
107                . '</div>';
108            $renderer->doc .= $form;
109
110            return true;
111        }
112        return false;
113    }
114
115    /**
116     * Parse namespace request
117     *
118     * @author Samuele Tognini <samuele@cli.di.unipi.it>
119     * @author Michael Braun <michael-dev@fami-braun.de>
120     */
121    protected function _parse_ns($ns) {
122        global $ID;
123        if($ns == "@PAGE@") return $ID;
124        if($ns == "@NS@") return getNS($ID);
125        $ns = preg_replace("/^\.(:|$)/", dirname(str_replace(':', '/', $ID)) . "$1", $ns);
126        $ns = str_replace("/", ":", $ns);
127        $ns = cleanID($ns);
128        return $ns;
129    }
130
131    /**
132     * Create the HTML Select element for namespace selection.
133     *
134     * @param string|false $dest_ns The destination namespace, or false if none provided.
135     * @param bool $disablecache reference indicates if caching need to be disabled
136     * @global string $ID The page ID
137     * @return string Select element with appropriate NS selected.
138     */
139    protected function _htmlNamespaceInput($dest_ns, &$disablecache) {
140        global $ID;
141        $disablecache = false;
142
143        // If a NS has been provided:
144        // Whether to hide the NS selection (otherwise, show only subnamespaces).
145        $hide = $this->getConf('addpage_hide');
146
147        // Whether the user can create pages in the provided NS (or root, if no
148        // destination NS has been set.
149        $can_create = (auth_quickaclcheck($dest_ns . ":") >= AUTH_CREATE);
150
151        //namespace given, but hidden
152        if($hide && !empty($dest_ns)) {
153            if($can_create) {
154                return '<input type="hidden" name="np_cat" id="np_cat" value="' . $this->_parse_ns($dest_ns) . '"/>';
155            } else {
156                return false;
157            }
158        }
159
160        //show select of given namespace
161        $currentns = getNS($ID);
162
163        $ret = '<select class="edit" id="np_cat" name="np_cat" tabindex="1">';
164
165        // Whether the NS select element has any options
166        $someopt = false;
167
168        // Show root namespace if requested and allowed
169        if($this->getConf('addpage_showroot') && $can_create) {
170            if(empty($dest_ns)) {
171                // If no namespace has been provided, add an option for the root NS.
172                $ret .= '<option ' . (($currentns == '') ? 'selected ' : '') . 'value="">' . $this->getLang('namespaceRoot') . '</option>';
173                $someopt = true;
174            } else {
175                // If a namespace has been provided, add an option for it.
176                $ret .= '<option ' . (($currentns == $dest_ns) ? 'selected ' : '') . 'value="' . formText($dest_ns) . '">' . formText($dest_ns) . '</option>';
177                $someopt = true;
178            }
179        }
180
181        $subnamespaces = $this->_getnslist($dest_ns);
182        foreach($subnamespaces as $ns) {
183            if(auth_quickaclcheck($ns . ":") < AUTH_CREATE) continue;
184            $nsparts = explode(':', $ns);
185            $nsparts = str_repeat('&nbsp;&nbsp;', substr_count($ns, ':')) . $nsparts[count($nsparts) - 1];
186            $ret .= '<option ' . (($currentns == $ns) ? 'selected ' : '') . 'value="' . $ns . '">' . $nsparts . '</option>';
187            $someopt = true;
188            $disablecache = true;
189        }
190        $ret .= '</select>';
191
192        if($someopt) {
193            return $ret;
194        } else {
195            return false;
196        }
197    }
198
199    /**
200     * Get a list of namespaces below the given namespace.
201     * Recursively fetches subnamespaces.
202     *
203     * @param string $topns The top namespace
204     * @return array Multi-dimensional array of all namespaces below $tns
205     */
206    protected function _getnslist($topns = '') {
207        global $conf;
208
209        $topns = utf8_encodeFN(str_replace(':', '/', $topns));
210
211        $excludes = $this->getConf('addpage_exclude');
212        if($excludes == "") {
213            $excludes = array();
214        } else {
215            $excludes = @explode(';', strtolower($excludes));
216        }
217        $searchdata = array();
218        search($searchdata, $conf['datadir'], 'search_namespaces', array(), $topns);
219
220        $namespaces = array();
221        foreach($searchdata as $ns) {
222            foreach($excludes as $exclude) {
223                if(strpos($ns['id'], $exclude) === 0) {
224                    continue 2;
225                }
226            }
227            $namespaces[] = $ns['id'];
228        }
229
230        return $namespaces;
231    }
232
233    /**
234     * Create html for selection of namespace templates
235     *
236     * @param array $newpagetemplates array of namespace templates
237     * @return string html of select or hidden input
238     */
239    public function _htmlTemplateInput($newpagetemplates) {
240        $cnt = count($newpagetemplates);
241        if($cnt < 1 || $cnt == 1 && $newpagetemplates[0] == '') {
242            $input = '';
243
244        } else {
245            if($cnt == 1) {
246                list($template, ) = $this->_parseNStemplatepage($newpagetemplates[0]);
247                $input = '<input type="hidden" name="newpagetemplate" value="' . formText($template) . '" />';
248            } else {
249                $first = true;
250                $input = '<select name="newpagetemplate" tabindex="3">';
251                foreach($newpagetemplates as $template) {
252                    $p = ($first ? ' selected="selected"' : '');
253                    $first = false;
254
255                    list($template, $name) = $this->_parseNStemplatepage($template);
256                    $p .= ' value="'.formText($template).'"';
257                    $input .= "<option $p>".formText($name)."</option>";
258                }
259                $input .= '</select>';
260            }
261            $input = DOKU_TAB . DOKU_TAB . $input . DOKU_LF;
262        }
263        return $input;
264    }
265
266    /**
267     * Parses and resolves the namespace template page
268     *
269     * @param $nstemplate
270     * @return array
271     */
272    protected function _parseNStemplatepage($nstemplate) {
273        global $ID;
274
275        @list($template, $name) = explode('|', $nstemplate, 2);
276
277        $exist = null;
278        resolve_pageid(getNS($ID), $template, $exist); //get absolute id
279
280        if (is_null($name)) $name = $template;
281
282        return array($template, $name);
283    }
284
285}
286