cd3430971a5c1b8b6d0ac7ef1ec348d6f94b3ecb
[philipp/winterrodeln/mediawiki_extensions/wrreport.git] / wrreport_body.php
1 <?php
2 // File encoding: utf-8
3 // This extension does not depend on other extensions.
4 //
5 // Variables that can be changed in LocalSettings.php:
6 //     $wgWrReportMode = 'allow'; // 'summer', 'allow', 'loggedin', 'deny'
7 //     $wgWrReportBlackListAll = array(); // array of page names where reports disallowed for all users. Example: array('Birgitzer Alm (vom Adelshof)');
8 //     $wgWrReportBlackListStrangers = array(); // array of page names where reports are disallowed for not logged in users
9 //     $wgWrReportDeleteMode = 'loggedin'; // 'allow', 'loggedin', 'deny'
10 //     $wgWrReportFeedRoot = 'https://www.winterrodeln.org/feed'; // root URL of the Winterrodeln feed without trailing slash
11 //     $wgWrReportEnableIntermaps = true; // show Intermaps sledrun information column
12 //     $wgWrReportIntermapsValidDays = 1; // number of days the last check of the Intermaps data may be in the past
13 //
14 //
15 // The following tags are supported:
16 // <bahnentabelle/>
17 //     Creates an overview table of all sledruns specified (one per line) in the tag.
18 //
19 // <bahnenregiontabelle/>
20 //     Like <bahnentabelle> but includes all sledruns that are in the region of the current page
21 //     or in the region specified by one of the following parameters:
22 //         <bahnenregiontabelle wiki="Innsbruck" /> (refers to region represented by the MediaWiki Title name)
23 //         <bahnenregiontabelle region_id="3" /> (refers to id in the wrregion table)
24 //         <bahnenregiontabelle region_name="Innsbruck" /> (refers to name in the wrregion table)
25 //     This tag does not accept any contents.
26 //
27 // <bahnberichte/>
28 //     Shows an overview of the sledrun reports of the current page.
29 //
30 // <bahnberichtformular/>
31 //     Creates the form that is used to enter sledrun reports.
32 //
33 // <rodelbahntabelle/>
34 //     Generates a list of sledrun entries in a flexible way.
35 //     Each line (entry) either add sledruns or removes sledruns.
36 //     Without entries, the table contains no sledruns.
37 //
38 //     Examples:
39 //     Empty list:
40 //         <rodelbahntabelle/>
41 //
42 //     Sledrun "Rumer Alm" and sledrun "Juifenalm"
43 //         <rodelbahntabelle>
44 //             <rodelbahn>Juifenalm</rodelbahn>
45 //             <rodelbahn>Rumer Alm</rodelbahn>
46 //         </rodelbahntabelle>
47 //
48 //     All sledruns in region Innsbruck thats entries are not "under construction".
49 //     The name of the region has to correspond to a name (column name)
50 //     in the table wrregion.
51 //         <rodelbahntabelle>
52 //             <region>Innsbruck</region>
53 //         </rodelbahntabelle>
54 //
55 //     Same as above but excluding the sledrun "Rumer Alm":
56 //         <rodelbahntabelle>
57 //             <region>Innsbruck</region>
58 //             <rodelbahn operation="-">Rumer Alm</rodelbahn>
59 //         </rodelbahntabelle>
60 //
61 //     All sledruns thats entries are "under construction"
62 //         <rodelbahntabelle>
63 //             <rodelbahnen in_arbeit="ja"/>
64 //         </rodelbahntabelle>
65 //
66 //     Attributes:
67 //         * in_arbeit: values "ja", "nein" (default for <region> and <rodelbahnen>), "*" (default for <rodelbahn>)
68 //             Just include the sledrun(s) if the condition is fulfilled.
69 //         * operation: values "+" (add the sledrun(s) to the set, default), "-" (subtract the sledrun(s) from the set)
70 //     Attributes that may be implemented later
71 //         * beleuchtungstage: values "0", "unknown" (is null), ">0" (excludes null), "7", "*" (includes null)
72 //             Just include the sledrun(s) if the condition is fulfilled.
73 //
74
75
76 // Constants
77 // ---------
78
79 // Constants for wrReportTableRender
80 define('WRREPORT_COMPACT_PAGE', 1); ///< includes the page name
81 define('WRREPORT_COMPACT', 2);      ///< shown on a single page
82 define('WRREPORT_DETAIL', 3);       ///< more columns
83
84
85
86 // DOM helper classes
87 // ------------------
88
89 class WrDOMDocument extends DOMDocument {
90         function __construct() {
91                 parent::__construct('1.0', 'utf-8');
92                 $this->registerNodeClass('DOMElement', 'WrDOMElement');
93         }
94
95         /// Creates and adds the element with the given tag name and returns it.
96         /// Additionally, it calls setAttribute($key, $value) for every entry
97         /// in $attributes.
98         function appendElement($tagName, $attributes=array()) {
99                 $child = $this->appendChild($this->createElement($tagName));
100                 foreach ($attributes as $key => $value) $child->setAttribute($key, $value);
101                 return $child;
102         }
103
104 }
105
106
107 class WrDOMElement extends DOMElement {
108
109         /// Creates and adds the element with the given tag name and returns it
110         /// Additionally, it calls setAttribute($key, $value) for every entry
111         /// in $attributes.
112         function appendElement($tagName, $attributes=array()) {
113                 $child = $this->appendChild($this->ownerDocument->createElement($tagName));
114                 foreach ($attributes as $key => $value) $child->setAttribute($key, $value);
115                 return $child;
116         }
117
118         /// Adds any UTF-8 string as content of the element - it will be escaped.
119         function appendText($text) {
120                 return $this->appendChild($this->ownerDocument->createTextNode($text));
121         }
122
123         // Appends a CDATASections to the element. This can be used to include
124         // raw (unparsed) HTML to the DOM tree as it is necessary because
125         // $parser->recursiveTagParse does not always escape & characters.
126         // (see https://bugzilla.wikimedia.org/show_bug.cgi?id=55526 )
127         // Workaround: Use a CDATA section. When serializing with $doc->saveHTML,
128         // the <![CDATA[...]]> is returned as ... .
129         // However, we end up having unescaped & in the output due to this bug in recursiveTagParse.
130         function appendCDATA($data) {
131                 return $this->appendChild($this->ownerDocument->createCDATASection($data));
132         }
133 }
134
135
136
137 // WrReportException
138 // -----------------
139
140 /// Exception type that is used internally by WrReport
141 class WrReportException extends Exception {}
142
143
144
145 // Fast version of Services_Libravatar
146 // -----------------------------------
147
148 /// This is a fast version of Services_Libravatar by omitting the DNS
149 /// lookup and always falling back to libravatar.org
150 class WrServicesLibravatar extends Services_Libravatar {
151         function __construct() {
152                 $this->setSize(32);
153                 $this->setDefault('monsterid');
154                 $this->setHttps(true);
155         }
156
157
158         protected function srvGet($domain, $https = false) {
159                 if ($https === true) return 'seccdn.libravatar.org';
160                 return 'cdn.libravatar.org';
161         }
162
163
164         public function getSize() {
165                 return $this->size;
166         }
167 }
168
169
170
171 // Tool functions
172 // --------------
173
174 /// Forces a regeneration of region overview pages ('Tirol', 'Vorarlberg', ...)
175 function wrRecacheRegions() {
176         $dbr = wfGetDB(DB_REPLICA);
177         // SELECT cl_from FROM categorylinks where cl_to = 'Region'
178         $res = $dbr->select('categorylinks', 'cl_from', array('cl_to' => 'Region'));
179         $page_ids = array();
180         while ($row = $dbr->fetchObject($res)) $page_ids[] = $row->cl_from;
181         $dbr->freeResult($res);
182
183         $titles = Title::newFromIDs($page_ids);
184         foreach ($titles as $title) $title->invalidateCache();
185 }
186
187
188 /// Returns the tuple ($report_id, $sledrun_condition, $date_report)
189 /// $date_report is NULL or a time as returned by strtotime
190 /// Expects a database connection ($dbr = wfGetDB(DB_REPLICA);)
191 /// and a page_id describung the page where the condition should be returned.
192 /// If no condition is found, (NULL, NULL, NULL) is returned.
193 function wrGetSledrunCondition($dbr, $page_id) {
194         // select wrreport.id as report_id, `condition`, date_report from wrreport where page_title='Axamer Lizum' and `condition` is not null and date_invalid > now() and delete_date is null order by date_report desc, date_entry desc limit 1;
195         $cres = $dbr->select(
196                 'wrreport',
197                 array('wrreport.id as report_id', '`condition`', 'date_report'),
198                 array('page_id' => $page_id, '`condition` is not null', 'date_invalid > now()', 'delete_date is null'),
199                 'wrReportConditionRender',
200                 array('ORDER BY' => 'date_report desc, date_entry desc', 'LIMIT' => '1')
201         );
202         if ($cres->numRows() <= 0) {
203                 $report_id = NULL;
204                 $condition = NULL;
205                 $date_report = NULL;
206         } else {
207                 $crow = $dbr->fetchObject($cres);
208                 $report_id = $crow->report_id;
209                 $condition = $crow->condition;
210                 $date_report = strtotime($crow->date_report);
211         }
212         $dbr->freeResult($cres);
213         return array($report_id, $condition, $date_report);
214 }
215
216
217 /// Updates the line of the wrreportcache table that corresponds to the $page_id parameter
218 function wrUpdateWrReportCacheTable($page_id) {
219         // Determine the new content for the row that should be updated
220         $dbr = wfGetDB(DB_REPLICA);
221         list($report_id, $condition, $date_report) = wrGetSledrunCondition($dbr, $page_id);
222         $rows = wrReportGetReports(array('id' => $report_id), 1);
223
224         // Delete the old content (if any)
225         $dbw = wfGetDB(DB_MASTER);
226         $dbw->delete('wrreportcache', array('page_id' => $page_id));
227
228         // Insert the updated row
229         if (count($rows) == 1) {
230                 $row = $rows[0];
231                 $dbw->insert('wrreportcache', array(
232                         'page_id' => $row['page_id'],
233                         'page_title' => $row['page_title'],
234                         'report_id' => $row['id'],
235                         'date_report' => $row['date_report'],
236                         '`condition`' => $row['condition'],
237                         'description' => $row['description'],
238                         'author_name' => $row['author_name'],
239                         'author_username' => (is_null($row['author_userid']) ? NULL : $row['author_username'])));
240         }
241 }
242
243
244
245 // Render Functions
246 // ----------------
247
248 /// \brief Returns a form to enter a report (string containing HTML).
249 ///
250 /// All parameters have to be UTF-8 encoded.
251 /// \param $page_title Name of the sledrun.
252 /// \param $condition 1 to 5 for normal condition, 0 or NULL for missing condition and -1 for intentionally no condition.
253 /// \return UTF-8 encoded HTML form
254 function wrReportFormRender($hide_save_button = TRUE, $page_title = NULL, $date_report = NULL, $time_report = NULL, $condition = NULL, $description = NULL, $author_name = NULL, $page_title_list = NULL) {
255         $doc = new WrDOMDocument();
256         $rownum = 0;
257
258         // Info about special page
259         $specialPageName = wfMessage('wrreport')->text(); // 'Bahnberichte'
260         $title = Title::newFromText($specialPageName, NS_SPECIAL);
261         $specialPageUrl = $title->getLocalURL(); // e.g. '/wiki/Spezial:Bahnberichte'
262
263         // form
264         $form = $doc->appendElement('form', array('action' => $specialPageUrl, 'method' => 'post'));
265
266         // table (for layout of form elements)
267         $table = $form->appendElement('table', array('class' => 'wrreportform'));
268
269         // sledrun name
270         $tr = $table->appendElement('tr');
271         $tr->appendElement('th')->appendText(wfMessage('wrreport-sledrun')->text());
272         $td = $tr->appendElement('td');
273         $td->appendText($page_title);
274         $td->appendElement('input', array('type' => 'hidden', 'name' => 'page_title', 'value' => $page_title));
275
276         // report date
277         $tr = $table->appendElement('tr');
278         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-date')->text());
279         $td = $tr->appendElement('td');
280         $select = $td->appendElement('select', array('name' => 'date_report'));
281         $daynames = array(
282                 wfMessage('wrreport-date-today')->text(),
283                 wfMessage('wrreport-date-yesterday')->text(),
284                 wfMessage('wrreport-date-2daysbefore')->text(),
285                 wfMessage('wrreport-date-3daysbefore')->text(),
286                 wfMessage('wrreport-date-4daysbefore')->text());
287         $date_selected = false;
288         $time = time(); // number of seconds since the Unix Epoch (January 1 1970 00:00:00 GMT)
289         for ($day=0; $day!=5; ++$day) {
290                 $date = strtotime("-$day days", $time);
291                 $date_f = strftime("%Y-%m-%d", $date); // Formats it according to locale, that is set to CET.
292                 $option = $select->appendElement('option', array('value' => $date_f));
293                 if ((is_null($date_report) && $day == 0) || (!is_null($date_report) && $date_report == $date_f)) {
294                         $option->setAttribute('selected', 'selected');
295                         $date_selected = true;
296                 }
297                 $option->appendText($daynames[$day] . ' (' . strftime('%d.%m.', $date) . ')');
298         }
299         if (!$date_selected) { // note: if $date_report is null $date_selected is true here
300                 $option = $select->appendElement('option', array('value' => $date_report, 'selected' => 'selected'));
301                 $option->appendText($date_report);
302         }
303
304         // report time
305         $tr = $table->appendElement('tr');
306         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-time')->text());
307         $td = $tr->appendElement('td');
308         $td->appendElement('input', array('name' => 'time_report', 'maxlength' => '5', 'size' => '5', 'class' => 'mw-ui-input mw-ui-input-inline', 'value' => $time_report));
309         $td->appendText(' ');
310         $td->appendText('Uhr');
311         $td->appendText(' ');
312         $td->appendElement('span', array('class' => 'wrcomment'))->appendText("(z.B. '14', '1400' oder '14:00'. Optional.)");
313
314         // condition
315         $tr = $table->appendElement('tr');
316         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-condition')->text());
317         $td = $tr->appendElement('td');
318         $select = $td->appendElement('select', array('name' => 'condition', 'required' => 'required'));
319         $option = $select->appendElement('option', array('value' => '0'));
320         $option->appendText(wfMessage('wrreport-condition-select')->text());
321         foreach (WrReport::$wrConditions as $condition_num) {
322                 $option = $select->appendElement('option', array('value' => (string) $condition_num));
323                 if ($condition == $condition_num) $option->setAttribute('selected', 'selected');
324                 $option->appendText(WrReport::getWrConditionText($condition_num));
325         }
326         $option = $select->appendElement('option', array('value' => '-1'));
327         if ($condition == -1) $option->setAttribute('selected', 'selected');
328         $option->appendText(wfMessage('wrreport-condition-no')->text());
329
330         // description
331         $tr = $table->appendElement('tr');
332         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-description')->text());
333         $tr->appendElement('td')->appendElement('textarea', array('name' => 'description', 'class' => /* 'fullwidth' */ 'mw-ui-input', 'rows' => '7', 'required' => 'required'))->appendText($description);
334
335         // author
336         $tr = $table->appendElement('tr');
337         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-author')->text());
338         $tr->appendElement('td')->appendElement('input', array('name' => 'author_name', 'class' => /* fullwidth */ 'mw-ui-input', 'maxlength' => '30', 'value' => $author_name));
339
340         // Buttons
341         // I would like to do it this way, but due to a bug of internet explorer, the <button> element is not useable.
342         //   $buttons = '<button name="action" type="submit" value="preview">Vorschau';
343         //   if ($hide_save_button) $buttons .= ' &amp; Speichern';
344         //   $buttons .= '</button>';
345         //   if (!$hide_save_button) $buttons .= '<button name="action" type="submit" value="store">Speichern</button>';
346         // Workaround: User <input type="submit"/>
347         $tr = $table->appendElement('tr');
348         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-submit')->text());
349         $td = $tr->appendElement('td');
350         if ($hide_save_button) {
351                 $input = $td->appendElement('input', array('name' => 'preview', 'type' => 'submit', 'class' => 'mw-ui-button mw-ui-progressive', 'value' => wfMessage('wrreport-newreport-next')->text()));
352         } else {
353                 $input = $td->appendElement('input', array('name' => 'preview', 'type' => 'submit', 'class' => 'mw-ui-button', 'value' => wfMessage('wrreport-newreport-preview')->text()));
354                 $td->appendElement('input', array('name' => 'store', 'type' => 'submit', 'class' => 'mw-ui-button mw-ui-constructive', 'value' => wfMessage('wrreport-newreport-save')->text()));
355         }
356
357         return $doc->saveHTML($form);
358 }
359
360
361 /// \brief Renders the form to delete a report
362 ///
363 /// All in and output strings should be/are UTF-8 encoded.
364 /// \param $reportid the id of the report that is going to be deleted
365 /// \param $delete_person_name name of the person that wants to delete the report (form field)
366 /// \param $delete_reason_public publically visible reason for deleting the entry.
367 /// \param $delete_invisible don't show the report as being deleted
368 /// \return UTF-8 encoded HTML form
369 function wrDeleteReportFormRender($reportid, $delete_person_name, $delete_reason_public, $delete_invisible) {
370         $doc = new WrDOMDocument();
371         $rownum = 0;
372
373         // Info about special page
374         $specialPageName = wfMessage('wrreport')->text(); // 'Bahnberichte'
375         $title = Title::newFromText($specialPageName, NS_SPECIAL);
376         $specialPageUrl = $title->getLocalURL(); // e.g. '/wiki/Spezial:Bahnberichte'
377
378         // form
379         $form = $doc->appendElement('form', array('action' => $specialPageUrl, 'method' => 'post'));
380
381         // table (for layout of form elements)
382         $table = $form->appendElement('table', array('class' => 'wrreportform', 'summary' => wfMessage('wrreport-deletereport-tablesummary')->text()));
383
384         // delete_reason_public
385         $tr = $table->appendElement('tr');
386         $tr->appendElement('th')->appendText(wfMessage('wrreport-deletereport-reason')->text());
387         $tr->appendElement('td')->appendElement('textarea', array('name' => 'delete_reason_public', 'cols' => '50', 'rows' => '7'))->appendText($delete_reason_public);
388
389         // delete_person_name
390         $tr = $table->appendElement('tr');
391         $tr->appendElement('th')->appendText(wfMessage('wrreport-deletereport-name')->text());
392         $tr->appendElement('td')->appendElement('input', array('name' => 'delete_person_name', 'maxlength' => '30', 'size' => '30', 'value' => $delete_person_name));
393
394         // buttons
395         $tr = $table->appendElement('tr');
396         $tr->appendElement('th')->appendText(wfMessage('wrreport-reports-action')->text());
397         $td = $tr->appendElement('td');
398         $td->appendElement('input', array('name' => 'deletepreview', 'type' => 'submit', 'class' => 'mw-ui-button', 'value' => wfMessage('wrreport-newreport-preview')->text()));
399         $td->appendElement('input', array('name' => 'delete', 'type' => 'submit', 'class' => 'mw-ui-button mw-ui-destructive', 'value' => wfMessage('wrreport-deletereport-delete')->text()));
400
401         // hidden field
402         $input = $td->appendElement('input', array('name' => 'reportid', 'type' => 'hidden', 'value' => (string) $reportid));
403         // delete_invisible - who is allowed to do so?
404         // $td->appendElement('input', array('name' => 'delete_invisible', 'type' => 'hidden', 'value' => (string) $delete_invisible));
405
406         return $doc->saveHTML($form);
407 }
408
409
410 /// \brief Generates the DOM of the table header ("private" sub-function of wrReportTableRender)
411 ///
412 /// \param $table table WrDOMElement where the header should be appended
413 /// \param $format row format like WRREPORT_COMPACT
414 /// \param $showActions boolean to indicate whether an actions column should be created
415 /// \return WrDOMElement of the HTML table header
416 function wrReportTableTitleRender($table, $format, $showActions) {
417         $tr = $table->appendElement('tr');
418         $tr->appendElement('th')->appendText(wfMessage('wrreport-reports-date-trip')->text());
419         if ($format != WRREPORT_COMPACT) $tr->appendElement('th')->appendText(wfMessage('wrreport-sledrun')->text());
420         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-condition')->text());
421         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-description')->text());
422         $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-author')->text());
423         if ($format == WRREPORT_DETAIL) $tr->appendElement('th')->appendText(wfMessage('wrreport-reports-date-entry')->text());
424         if ($showActions) $tr->appendElement('th')->appendText(wfMessage('wrreport-reports-action')->text());
425         return $tr;
426 }
427
428
429 /// \brief Generates the DOM of a table row ("private" sub-function of wrReportTableRender)
430 ///
431 /// \param $table table WrDOMElement where the row should be appended
432 /// \param $row associative array of table columns like one row in the wrreport table
433 /// \param $format row format like WRREPORT_COMPACT
434 /// \param $showActions boolean to indicate whether an actions column should be created
435 /// \param $parser Parser instance of a Parser class that can be used to parse the condition
436 /// \return WrDOMElement of the HTML table row
437 function wrReportTableRowRender($table, $row, $format, $showActions, $parser) {
438         $tr = $table->appendElement('tr');
439
440         // $row['date_report'] and $row['time_report']
441         $date_report = strtotime($row['date_report']);
442         $date_report = wfMessage(Language::$mWeekdayAbbrevMsgs[(int) date('w', $date_report)])->text() . strftime(', %d.%m.', $date_report);
443         $td = $tr->appendElement('td');
444         $td->appendText($date_report);
445         if ($row['time_report']) {
446                 $td->appendText(' ');
447                 $td->appendElement('span', array('class' => 'wrcomment'))->appendText(date('H:i', strtotime($row['time_report'])));
448         }
449
450         // $row['page_title']
451         if ($format != WRREPORT_COMPACT) {
452                 $title = Title::newFromText($row['page_title']);
453                 $tr->appendElement('td')->appendCDATA(Linker::link($title));
454         }
455
456         // $row['condition']
457         $condition_text = '---';
458         if (in_array($row['condition'], WrReport::$wrConditions)) $condition_text = WrReport::getWrConditionText($row['condition']);
459         $td = $tr->appendElement('td');
460         if ($row['delete_date']) $td->appendElement('em')->appendText(wfMessage('wrreport-deletereport-deleted')->text());
461         else $td->appendText($condition_text);
462
463         // $row['description']
464         $td = $tr->appendElement('td', array('class' => 'wrreportdescription'));
465         if ($row['delete_date']) $td->appendElement('em')->appendText(wfMessage('wrreport-deletereport-deleted')->text());
466         else {
467                 // for registered users, use wikitext formatting
468                 if (is_null($row['author_userid'])) $td->appendText($row['description']);
469                 else {
470                         $html = $parser->recursiveTagParse($row['description']);
471                         $td->appendCDATA($html);
472                 }
473         }
474
475         // $row['author_name']
476         $td = $tr->appendElement('td');
477         if ($row['delete_date']) $td->appendElement('em')->appendText(wfMessage('wrreport-deletereport-deleted')->text());
478         else {
479                 if (!is_null($row['author_userid'])) {
480                         // find user's email ($user->getEmail())
481                         $user = User::newFromId($row['author_userid']);
482
483                         // create avatar (using the Services_Libravatar library to get avatar URL)
484                         $sla = new WrServicesLibravatar();
485                         $url = $sla->getUrl($user->getEmail());
486
487                         // create img tag for the avatar
488                         $td->appendElement('img', array('src' => $url, 'alt' => $row['author_name'], 'width' => $sla->getSize(), 'height' => $sla->getSize()));
489                         $td->appendText(' ');
490
491                         // get user page
492                         $title = $user->getUserPage();
493                         if ($title->exists()) {
494                                 $td->appendCDATA(Linker::link($title, $row['author_name']));
495                         } else {
496                                 $td->appendText($row['author_name']);
497                         }
498                         $td->appendText(' ');
499                         
500                         // get number of sledrun reports
501                         $td->appendElement('span', array('class' => 'wrreportcount'))
502                                 ->appendText((string) WrReport::getUserSeldrunReportCount($user->getId()));
503
504                 } else {
505                         $td->appendText($row['author_name']);
506                 }
507         }
508
509         // $row['date_entry']
510         if ($format == WRREPORT_DETAIL) {
511                 $td = $tr->appendElement('td');
512                 $td->appendText(date('d.m. ', strtotime($row['date_entry'])));
513                 $td->appendElement('span', array('class' => 'wrcomment'))->appendText(date('H:i', strtotime($row['date_entry'])));
514         }
515
516         // actions
517         // wiki/Spezial:Bahnberichte?action=deletepreview&reportid=42
518         if ($showActions) {
519                 $td = $tr->appendElement('td');
520                 if (!isset($row['delete_date'])) {
521                         $specialPageName = wfMessage('wrreport')->text(); // 'Bahnberichte'
522                         $title = Title::newFromText($specialPageName, NS_SPECIAL);
523                         $specialPageUrl = $title->getLocalURL(); // e.g. '/wiki/Spezial:Bahnberichte'
524                         $td->appendElement('a', array('href' => $specialPageUrl . '?action=deletepreview&reportid=' . $row['id']))
525                                 ->appendText(wfMessage('wrreport-deletereport-delete')->text() . '...');
526                 }
527         }
528         return $tr;
529 }
530
531
532 /// \brief Renders the report table. Call wrReportGetReports for the $rows parameter.
533 ///
534 /// \param $rows array of associative row arrays
535 /// \param $format row format like WRREPORT_TABLE_SHORT
536 function wrReportTableRender($rows, $format, $showActions, $parser) {
537         $doc = new WrDOMDocument();
538         $table = $doc->appendElement('table', array('class' => 'wrreporttable'));
539         wrReportTableTitleRender($table, $format, $showActions);
540         foreach ($rows as $key => $row) wrReportTableRowRender($table, $row, $format, $showActions, $parser);
541         return $doc->saveHTML($table);
542 }
543
544
545 /// Returns an array with column names
546 function wrReportGetColumnNames() {
547         return array('id', 'page_id', 'page_title', 'date_report', 'time_report', 'date_entry', 'date_invalid', 'condition', 'description', 'author_name', 'author_userid', 'author_username', 'delete_date', 'delete_person_name', 'delete_person_ip', 'delete_person_userid', 'delete_person_username', 'delete_reason_public', 'delete_invisible');
548 }
549
550
551 /// \brief Returns reports as associative array.
552 ///
553 /// Examples:
554 ///   $conditions = array('page_title' => 'Birgitzer Alm', 'date_invalid > now()');
555 ///   $limit = 1; // or NULL for no limit
556 function wrReportGetReports($conditions, $limit=NULL) {
557         $dbr = wfGetDB(DB_REPLICA);
558         $columns = wrReportGetColumnNames();
559         global $wgDBtype;
560         if ($wgDBtype == "mysql") // "condition" is a reserved word in mysql
561                  for ($i = 0; $i != count($columns); ++$i) $columns[$i] = sprintf('`%s`', $columns[$i]);
562         $options = array('ORDER BY' => 'date_report desc, date_entry desc');
563         if (!is_null($limit)) $options['LIMIT'] = $limit;
564         $res = $dbr->select('wrreport', $columns, $conditions, 'wrReportGetReports', $options);
565         $result = array();
566         while ($row = $dbr->fetchRow($res)) $result[] = $row;
567         $dbr->freeResult($res);
568         return $result;
569 }
570
571
572 /// \brief It returns an array of the "condition" (as number) and the date of the "most recent" report of the specified page (to decode as list($condition, $date));
573 ///
574 /// If no condition is present, array(NULL, NULL) is returned
575 function wrReportConditionRender($page_title) {
576         $dbr = wfGetDB(DB_REPLICA);
577         $cond = 'condition';
578         global $wgDBtype;
579         // select wrreport.id as report_id, `condition`, date_report from wrreport where page_title='Axamer Lizum' and `condition` is not null and date_invalid > now() and delete_date is null order by date_report desc, date_entry desc limit 1;
580         if ($wgDBtype == "mysql") $cond = "`$cond`"; // "condition" is a reserved word in mysql
581         $res = $dbr->select(
582                 'wrreport',
583                 array('wrreport.id as report_id', $cond, 'date_report'),
584                 array('page_title' => $page_title, "$cond is not null", 'date_invalid > now()', 'delete_date is null'),
585                 'wrReportConditionRender',
586                 array('ORDER BY' => 'date_report desc, date_entry desc', 'LIMIT' => '1')
587         );
588         if ($res->numRows() <= 0) {
589                 $dbr->freeResult($res);
590                 return array(NULL, NULL);
591         }
592         $row = $dbr->fetchObject($res);
593         $date = $row->date_report;
594         if ($date) $date = strtotime($date);
595         $dbr->freeResult($res);
596         return array($row->condition, $date);
597 }
598
599
600 /// \brief Returns true if the user is allowed to delete reports (in general)
601 function wrReportUserMayDelete() {
602         global $wgUser;
603         global $wgWrReportDeleteMode;
604         return $wgWrReportDeleteMode == 'allow' || ($wgWrReportDeleteMode == 'loggedin' && $wgUser->isLoggedIn());
605 }
606
607
608
609 // tag extension hooks
610 // -------------------
611
612 class WrReport {
613         // Conditions: 1 => 'Sehr gut', 2 => 'Gut', 3 => 'Mittelmäßig', 4 => 'Schlecht', 5 => 'Geht nicht'
614         public static $wrConditions = array(1, 2, 3, 4, 5);
615
616
617         /// Returns the translated text of a specified numeric condition
618         public static function getWrConditionText(int $condition): string {
619                 return wfMessage('wrreport-condition-' . $condition)->text();
620         }
621
622
623         /// Returns the number of sledrun reports issued by a user with the given id.
624         public static function getUserSeldrunReportCount($user_id) {
625                 $dbr = wfGetDB(DB_REPLICA);
626                 // select count(*) from wrreport where author_userid = 1 and delete_date is null and `condition` is not null;
627                 $res = $dbr->select('wrreport', 'count(*)', array('author_userid' => $user_id, 'delete_date' => null, '`condition` is not null'));
628                 $row = $res->fetchRow();
629                 $count = $row[0];
630                 $dbr->freeResult($res);
631                 return $count;
632         }
633
634
635         // Parser Hook Functions
636         // ---------------------
637
638         public static function ParserFirstCallInitHook(Parser &$parser) {
639                 $parser->setHook('bahnberichtformular', 'WrReport::bahnberichtformularParserHook');
640                 $parser->setHook('bahnberichte', 'WrReport::bahnberichteParserHook');
641                 $parser->setHook('bahnentabelle', 'WrReport::bahnentabelleParserHook');
642                 $parser->setHook('bahnenregiontabelle', 'WrReport::bahnenregiontabelleParserHook');
643                 $parser->setHook('rodelbahntabelle', 'WrReport::rodelbahntabelleParserHook');
644                 $parser->setHook('avatar', 'WrReport::avatarParserHook');
645                 return true;
646         }
647
648         /// \brief Is called when the tag <bahnberichtformular/> is encountered.
649         ///
650         /// The current page name is taken.
651         public static function bahnberichtformularParserHook($input, array $args, Parser $parser, PPFrame $frame) {
652                 // Username
653                 $wgUser = $parser->getUser();
654                 $author_name = NULL;
655                 if ($wgUser->isLoggedIn()) {
656                         $author_name = $wgUser->getRealName();
657                         if (!$author_name) $author_name = $wgUser->getName();
658                 }
659
660                 global $wgWrReportMode;
661                 global $wgWrReportBlackListAll;
662                 global $wgWrReportBlackListStrangers;
663
664                 // is the form allowed to be shown?
665                 $error_key = null;
666                 if ($wgWrReportMode == 'summer') $error_key = 'wrreport-newreport-summer';
667                 elseif ($wgWrReportMode == 'deny') $error_key = 'wrreport-newreport-deny';
668                 elseif ($wgWrReportMode == 'loggedin' && !$wgUser->isLoggedIn()) $error_key = 'wrreport-newreport-loggedin';
669                 elseif (in_array($parser->getTitle()->getText(), $wgWrReportBlackListAll)) $error_key = 'wrreport-newreport-blacklist';
670                 elseif (!$wgUser->isLoggedIn() && in_array($parser->getTitle()->getText(), $wgWrReportBlackListStrangers)) $error_key = 'wrreport-newreport-blackliststrangers';
671
672                 // report error
673                 if (!is_null($error_key)) {
674                         $doc = new WrDOMDocument();
675                         $p = $doc->appendElement('p')->appendElement('em')->appendText(wfMessage($error_key)->text());
676                         return $doc->saveHTML($p);
677                 }
678
679                 // Calling "$title = $parser->getTitle(); $title->invalidateCache();" doesn't help here to force regeneration
680                 // However, this would not be the best solution because the page has to be re-rendered only at midnight
681
682                 // In the following line, $author_name was replaced by NULL to prevent a bug, where the wrong author_name
683                 // is shown due to caching (see ticket #35).
684                 return array(wrReportFormRender(TRUE, $parser->getTitle()->getText(), NULL, NULL, NULL, NULL, NULL), 'markerType' => 'nowiki');
685         }
686
687
688         /// \brief Is called when the tag <bahnberichte/> is encountered.
689         ///
690         /// The current page name is taken.
691         public static function bahnberichteParserHook($input, array $args, Parser $parser, PPFrame $frame) {
692                 $parser->getOutput()->addModules('ext.wrreport'); // getOutput() returns class ParserOutput
693                 $title = $parser->getTitle();
694                 $page_id = $title->getArticleID();
695
696                 $rows = array();
697                 if ($page_id > 0) {
698                         global $wgOut; // class OutputPage
699                         global $wgWrReportFeedRoot;
700                         $wgOut->addFeedLink('atom', $wgWrReportFeedRoot . '/berichte/bahn/' . strtolower($title->getPartialURL()));
701
702                         $conditions = array('page_id' => $page_id, 'date_invalid > now()');
703                         $rows = wrReportGetReports($conditions);
704                 }
705                 if (count($rows) == 0) return wfMessage('wrreport-reports-none')->text();
706                 return array(wrReportTableRender($rows, WRREPORT_COMPACT, wrReportUserMayDelete(), $parser), 'markerType' => 'nowiki');
707         }
708
709
710         /// Returns the region details of the region specifed in $conditions.
711         /// region_id (as in the database), region name (as in the database), and region border (as WKB).
712         /// conditions is an array that's given to the where clause
713         private static function getRegionDetails($conditions) {
714                 // Example: SELECT name FROM wrregion WHERE page_id = 882;
715                 $dbr = wfGetDB(DB_REPLICA);
716                 $res = $dbr->select('wrregion', array('id', 'name', 'aswkb(border)'), $conditions);
717                 if ($dbr->numRows($res) == 1) {
718                         $row = $dbr->fetchRow($res);
719                         return array($row[0], $row[1], $row[2]); // region_id, region_name, region_border_wkb
720                 }
721                 $dbr->freeResult($res);
722                 return array(null, null, null);
723         }
724
725
726         /// Returns the region details if the specified title is one.
727         /// region_id (as in the database), region name (as in the database), and region border (as WKB).
728         private static function getPageRegion($title) {
729                 $categories = $title->getParentCategories(); // e.g. array('Kategorie:Region' => 'Osttirol')
730                 global $wgContLang;
731                 $key_region = $wgContLang->getNSText(NS_CATEGORY) . ':Region';
732                 if (array_key_exists($key_region, $categories)) {
733                         return WrReport::getRegionDetails(array('page_id' => $title->getArticleID()));
734                 }
735                 return array(null, null, null);
736         }
737
738
739         /// Adds a region feed to the current page
740         private static function addRegionFeedLink($title) {
741                 list($region_id, $region_name, $region_border_wkb) = WrReport::getPageRegion($title);
742                 if (is_null($region_name)) return;
743                 global $wgWrReportFeedRoot;
744                 global $wgOut; // class OutputPage
745                 $wgOut->addFeedLink('atom', $wgWrReportFeedRoot . '/berichte/region/' . strtolower($region_name));
746         }
747
748
749         /// Creates the HTML of the <bahnentabelle>, <bahnenregiontabelle> and <rodelbahntabelle> tags.
750         private static function createBahnentabelle($page_titles) {
751                 $dbr = wfGetDB(DB_REPLICA);
752
753                 // SELECT p.page_id, p.page_title, c.length, c.walkup_time, c.top_elevation, c.bottom_elevation, c.walkup_separate, c.lift, c.night_light, c.public_transport,
754                 // c.sled_rental, c.information_phone, s.show_status, r.status, r.last_check, r.last_update
755                 // FROM (`page` p JOIN  wrsledruncache c ON p.page_id=c.page_id) LEFT OUTER JOIN (wrintermapssledrun s JOIN wrintermapsreport r ON s.intermaps_sledrun_id=r.intermaps_sledrun_id) ON p.page_id=s.wr_page_id
756                 // WHERE p.page_title in ('Birgitzer_Alm_(vom_Adelshof)', 'Mutterer_Alm_-_Sportrodelbahn', 'Axamer_Lizum') ORDER BY page_title;
757                 $where_array = array();
758                 if (count($page_titles) > 0) {
759                         $mysql_page_ids = array();
760                         foreach ($page_titles as $page_title) $mysql_page_ids[] = $page_title->getArticleID();
761                         $where_array[] = 'p.page_id in (' . implode(', ', $mysql_page_ids) . ')';
762                 } else $where_array[] = 'false';
763                 $res = $dbr->select(['AA' => ['p' => 'page', 'c' => 'wrsledruncache'], 'BB' => ['r' => 'wrintermapsreport', 's' => 'wrintermapssledrun']],
764                                                         ['p.page_id', 'p.page_title', 'p.page_namespace',
765                                                          'c.length', 'c.walkup_time', 'c.top_elevation', 'c.bottom_elevation', 'c.walkup_possible', 'c.walkup_separate',
766                                                          'c.lift', 'c.night_light', 'c.public_transport', 'c.sled_rental', 'c.information_phone', 'c.information_web',
767                                                          's.show_status', 'r.status', 'r.last_check', 'r.last_update'],
768                                                         $where_array,
769                                                         'bahnentabelleParserHook',
770                                                         ['ORDER BY' => 'p.page_title'],
771                                                         ['c' => ['JOIN', 'p.page_id=c.page_id'], 's' => ['JOIN', 's.intermaps_sledrun_id=r.intermaps_sledrun_id'], 'BB' => ['LEFT OUTER JOIN', 'p.page_id=s.wr_page_id']]
772                                                 );
773
774                 global $wgUser;
775                 global $wgWrReportMode; // e.g. 'summer'
776                 global $wgWrReportBlackListAll;
777                 global $wgWrReportBlackListStrangers;
778                 global $wgWrReportEnableIntermaps;
779                 global $wgWrReportIntermapsValidDays;
780
781                 // Determine, whether the user is allowed to make a new report
782                 $userMayReport = ($wgWrReportMode == 'allow' || ($wgWrReportMode == 'loggedin' && $wgUser->isLoggedIn()));
783
784                 // Generate DOM for HTML
785                 $doc = new WrDOMDocument();
786                 $table = $doc->appendElement('table', array('class' => 'wikitable'));
787
788                 // Title
789                 $tr = $table->appendElement('tr');
790                 $tr->appendElement('th')->appendElement('img', array('src' => '/vorlagen/s_rental.png', 'alt' => wfMessage('wrreport-icon-sledrental')->text(), 'title' => wfMessage('wrreport-icon-sledrental')->text()));
791                 $tr->appendElement('th')->appendElement('img', array('src' => '/vorlagen/s_light.png', 'alt' => wfMessage('wrreport-icon-nightlight')->text(), 'title' => wfMessage('wrreport-icon-nightlight')->text()));
792                 $tr->appendElement('th')->appendElement('img', array('src' => '/vorlagen/s_lift.png', 'alt' => wfMessage('wrreport-icon-lift')->text(), 'title' => wfMessage('wrreport-icon-lift')->text()));
793                 $tr->appendElement('th')->appendElement('img', array('src' => '/vorlagen/s_walk.png', 'alt' => wfMessage('wrreport-icon-walkupseparate')->text(), 'title' => wfMessage('wrreport-icon-walkupseparate')->text()));
794                 $tr->appendElement('th')->appendElement('img', array('src' => '/vorlagen/s_bus.png', 'alt' => wfMessage('wrreport-icon-publictransport')->text(), 'title' => wfMessage('wrreport-icon-publictransport')->text()));
795                 if ($wgWrReportMode != 'summer' && $wgWrReportEnableIntermaps) $tr->appendElement('th')->appendElement('img', array('src' => '/vorlagen/s_open.png', 'alt' => wfMessage('wrreport-icon-intermaps-status')->text(), 'title' => wfMessage('wrreport-icon-intermaps-status')->text()));
796                 $tr->appendElement('th')->appendText(wfMessage('wrreport-sledrun')->text());
797                 if ($wgWrReportMode != 'summer') $tr->appendElement('th')->appendText(wfMessage('wrreport-newreport-condition')->text());
798                 $tr->appendElement('th')->appendText(wfMessage('wrreport-sledrun-information')->text());
799                 $tr->appendElement('th')->appendText(wfMessage('wrreport-sledrun-walkuptime')->text());
800                 $tr->appendElement('th')->appendText(wfMessage('wrreport-sledrun-height')->text());
801                 $tr->appendElement('th')->appendText(wfMessage('wrreport-sledrun-length')->text());
802
803                 // Rows
804                 $now = new DateTime();
805                 while ($row = $dbr->fetchObject($res)) {
806                         $title = Title::newFromRow($row);
807                         $tr = $table->appendElement('tr');
808
809                         $td = $tr->appendElement('td');
810                         if ($row->sled_rental) $td->appendElement('img', array('src' => '/vorlagen/s_rental.png', 'alt' => wfMessage('wrreport-icon-sledrental')->text(), 'title' => wfMessage('wrreport-icon-sledrental')->text()));
811
812                         $td = $tr->appendElement('td');
813                         if ($row->night_light) $td->appendElement('img', array('src' => '/vorlagen/s_light.png', 'alt' => wfMessage('wrreport-icon-nightlight')->text(), 'title' => wfMessage('wrreport-icon-nightlight')->text()));
814
815                         $td = $tr->appendElement('td');
816                         if ($row->lift) $td->appendElement('img', array('src' => '/vorlagen/s_lift.png', 'alt' => wfMessage('wrreport-icon-lift')->text(), 'title' => wfMessage('wrreport-icon-lift')->text()));
817
818                         $td = $tr->appendElement('td');
819                         if (!is_null($row->walkup_possible)) {
820                                 if ($row->walkup_possible) {
821                                         if ($row->walkup_separate) $td->appendElement('img', array('src' => '/vorlagen/s_walk.png', 'alt' => wfMessage('wrreport-icon-walkupseparate')->text(), 'title' => wfMessage('wrreport-icon-walkupseparate')->text()));
822                                 } else $td->appendElement('img', array('src' => '/vorlagen/s_nowalk.png', 'alt' => wfMessage('wrreport-icon-walkupnotpossible')->text(), 'title' => wfMessage('wrreport-icon-walkupnotpossible')->text()));
823                         }
824
825                         $td = $tr->appendElement('td');
826                         if ($row->public_transport and $row->public_transport != 5) $td->appendElement('img', array('src' => '/vorlagen/s_bus.png', 'alt' => wfMessage('wrreport-icon-publictransport')->text(), 'title' => wfMessage('wrreport-icon-publictransport')->text()));
827
828                         if ($wgWrReportMode != 'summer' && $wgWrReportEnableIntermaps) {
829                                 $td = $tr->appendElement('td');
830                                 if ($row->show_status) {
831                                         $date_last_check = new DateTime($row->last_check);
832                                         if ($date_last_check->diff($now)->days <= $wgWrReportIntermapsValidDays) {
833                                                 if (in_array($row->status, ['open', 'closed'])) {
834                                                         $msg = wfMessage("wrreport-icon-intermaps-" . $row->status, $row->last_update)->text();
835                                                         $span = $td->appendElement('span', ['class' => 'wrtooltiproot', 'data-wrtooltip' => $msg]);
836                                                         $span->appendElement('img', array('src' => '/vorlagen/s_' . $row->status . '.png', 'alt' => $msg));
837                                                 }
838                                         }
839                                 }
840                         }
841
842                         $tr->appendElement('td')->appendElement('a', array('href' => $title->getLocalURL()))->appendText($title->getPrefixedText());
843
844                         if ($wgWrReportMode != 'summer') {
845                                 // Check rights
846                                 $userMayReportThis = $userMayReport;
847                                 if ($userMayReportThis) {
848                                         if (in_array($title->getText(), $wgWrReportBlackListAll)) $userMayReportThis = FALSE;
849                                         if (!$wgUser->isLoggedIn() && in_array($title->getText(), $wgWrReportBlackListStrangers)) $userMayReportThis = FALSE; // Title::getText() uses spaces instead of underscores
850                                 }
851
852                                 // Select condition
853                                 list($report_id, $condition, $date_report) = wrGetSledrunCondition($dbr, $row->page_id);
854                                 if (is_null($report_id)) $date = '';
855                                 else $date = strftime('%d.%m.', $date_report);
856
857                                 $td = $tr->appendElement('td');
858                                 if (in_array($condition, WrReport::$wrConditions)) {
859                                         $td->appendElement('a', array('href' => $title->getLocalURL() . '#' . Sanitizer::escapeIdForLink(wfMessage('wrreport-reports-sectionname'))))->appendText(WrReport::getWrConditionText($condition));
860                                         $td->appendText(' ');
861                                         $small = $td->appendElement('small');
862                                         $small->appendText($date);
863                                         if ($userMayReportThis) {
864                                                 $small->appendText(' ');
865                                                 $small->appendElement('em')->appendElement('a', array('href' =>$title->getLocalURL() . '#' . Sanitizer::escapeIdForLink(wfMessage('wrreport-newreport-sectionname'))))->appendText(wfMessage('wrreport-newreport-new')->text());
866                                         }
867                                 } else {
868                                         if ($userMayReportThis)
869                                                 $td->appendElement('small')->appendElement('em')->appendElement('a', array('href' =>$title->getLocalURL() . '#' . Sanitizer::escapeIdForLink(wfMessage('wrreport-newreport-sectionname'))))->appendText(wfMessage('wrreport-newreport-please')->text());
870                                         else $td->appendText('--');
871                                 }
872                         }
873
874                         $td = $tr->appendElement('td');
875                         $info_phone = $row->information_phone;
876                         if ($info_phone) {
877                                 $info_parts = explode(';', $info_phone);
878                                 $info_parts = explode('(', $info_parts[0], 2);
879                                 if (count($info_parts) == 2 && substr($info_parts[1], -1) == ')') {
880                                         $td->appendText($info_parts[0]);
881                                         $td->appendElement('span', array('class' => 'wrtelinfo'))->appendText(substr($info_parts[1], 0, -1));
882                                 } else $td->appendText($info_phone);
883                         }
884                         $info_web = $row->information_web;
885                         if ($info_web === 'Nein') $info_web = null;
886                         if ($info_phone && $info_web) $td->appendText('; ');
887                         if ($info_web) {
888                                 $td->appendElement('a', array('href' => $info_web))->appendText('web');
889                         }
890
891
892                         $tr->appendElement('td')->appendText($row->walkup_time ? $row->walkup_time . ' min' : '');
893
894                         $tr->appendElement('td')->appendText(
895                                 ($row->bottom_elevation ? $row->bottom_elevation  : '') .
896                                 ($row->bottom_elevation && $row->top_elevation ? ' - ' : '') .
897                                 ($row->top_elevation ? $row->top_elevation : '') .
898                                 ($row->bottom_elevation || $row->top_elevation ? ' m' : ''));
899
900                         $tr->appendElement('td')->appendText($row->length ? $row->length . ' m' : '');
901                 }
902                 $dbr->freeResult($res);
903
904                 return $doc->saveHTML();
905         }
906
907
908         /// \brief Is called when the tag <bahnentabelle/> is encountered.
909         ///
910         /// Example:
911         /// <bahnentabelle>
912         /// Birgitzer Alm (vom Adelshof)
913         /// Kemater Alm
914         /// Axamer Lizum
915         /// </bahnentabelle>
916         public static function bahnentabelleParserHook($input, array $args, Parser $parser, PPFrame $frame) {
917                 $parser->getOutput()->addModules('ext.wrreport');
918
919                 // Add feed
920                 // Note: As (of MediaWiki 1.19), only one feed can be added and each feed added replaces the previous one, the following is possible without risk of having duplicated feed entries.
921                 WrReport::addRegionFeedLink($parser->getTitle());
922
923                 // Add each page title that has been found
924                 $page_titles = array(); // array of Title objects
925                 foreach (explode("\n", $input) as $page_title) {
926                         $page_title = Title::newFromText(trim($page_title));
927                         if (!$page_title || !$page_title->exists()) continue;
928                         $page_titles[] = $page_title;
929                 }
930
931                 // Create bahnentabelle
932                 $html = WrReport::createBahnentabelle($page_titles);
933                 return array($html, 'markerType' => 'nowiki');
934         }
935
936
937         /// \brief Is called when the tag <bahnenregiontabelle/> is encountered.
938         ///
939         /// Example 1:
940         /// <bahnenregiontabelle />
941         ///
942         /// Example 2:
943         /// <bahnenregiontabelle wiki="Innsbruck" /> (refers to region represented by the MediaWiki Title name)
944         /// <bahnenregiontabelle region_id="3" /> (refers to id in the wrregion table)
945         /// <bahnenregiontabelle region_name="Innsbruck" /> (refers to name in the wrregion table)
946         public static function bahnenregiontabelleParserHook($input, array $args, Parser $parser, PPFrame $frame) {
947                 $parser->getOutput()->addModules('ext.wrreport');
948
949                 try {
950                         // we accept 0 or 1 parameters
951                         if (count($args) > 1) throw new WrReportException(wfMessage('wrreport-bahnenregiontabelle-toomanyarguments')->text());
952
953                         if (count($args) == 0) {
954                                 // current page represents a region
955                                 $title = $parser->getTitle(); // default title: current page
956                                 list($region_id, $region_name, $region_border_wkb) = WrReport::getPageRegion($title);
957                                 if (is_null($region_id)) throw new WrReportException(wfMessage('wrreport-bahnenregiontabelle-thispagenoregion')->text());
958                         } elseif (isset($args['wiki'])) {
959                                 // other page represents a region
960                                 $title = Title::newFromText($args['wiki']);
961                                 list($region_id, $region_name, $region_border_wkb) = WrReport::getPageRegion($title);
962                                 if (is_null($region_id)) throw new WrReportException(wfMessage('wrreport-bahnenregiontabelle-pagenoregion')->text());
963                         } elseif (isset($args['region_id'])) {
964                                 list($region_id, $region_name, $region_border_wkb) = WrReport::getRegionDetails(array('id' => $args['region_id']));
965                                 if (is_null($region_id)) throw new WrReportException(wfMessage('wrreport-bahnenregiontabelle-noregionid')->text());
966                         } elseif (isset($args['region_name'])) {
967                                 list($region_id, $region_name, $region_border_wkb) = WrReport::getRegionDetails(array('name' => $args['region_name']));
968                                 if (is_null($region_id)) throw new WrReportException(wfMessage('wrreport-bahnenregiontabelle-noregionname')->text());
969                         } else {
970                                 throw new WrReportException(wfMessage('wrreport-bahnenregiontabelle-invalidargument', array_keys($args)[0])->text());
971                         }
972
973                         // get titles that are in the region
974                         $page_titles = array();
975                         $dbr = wfGetDB(DB_REPLICA);
976                         // the following line would work if MySQL 5.5 would implement a real geospatial version of CONTAINS.
977                         // $res = $dbr->select('wrsledruncache', 'page_id', array('CONTAINS(GEOMFROMWKB(' . $dbr->addQuotes($region_border_wkb) . '), POINT(position_longitude, position_latitude))', 'NOT under_construction'), __METHOD__, 'page_title');
978                         $res = $dbr->select(array('wrsledruncache', 'wrregioncache'), array('page_id' => 'wrregioncache.page_id'), array('wrregioncache.region_id' => $region_id, 'wrregioncache.page_id=wrsledruncache.page_id', 'NOT under_construction'), __METHOD__, 'page_title');
979                         foreach ($res as $row) {
980                                 $page_titles[] = Title::newFromId($row->page_id);
981                         }
982                         $dbr->freeResult($res);
983                         $html = WrReport::createBahnentabelle($page_titles);
984
985                 } catch (WrReportException $e) {
986                         $doc = new WrDOMDocument();
987                         $doc->appendElement('span', array('class' => 'error'))->appendText(wfMessage('wrreport-bahnenregiontabelle-error', $e->getMessage())->text());
988                         $html = $doc->saveHTML($doc->firstChild);
989                 }
990
991                 return array($html, 'markerType' => 'nowiki');
992         }
993
994
995         /// \brief Is called when the tag <rodelbahntabelle/> is encountered.
996         ///
997         /// Description: See description of wrreport.php
998         public static function rodelbahntabelleParserHook($input, array $args, Parser $parser, PPFrame $frame) {
999                 $parser->getOutput()->addModules('ext.wrreport');
1000
1001                 // Add feed
1002                 // Note: As (of MediaWiki 1.19), only one feed can be added and each feed added replaces the previous one, the following is possible without risk of having duplicated feed entries.
1003                 WrReport::addRegionFeedLink($parser->getTitle());
1004
1005                 $dbr = wfGetDB(DB_REPLICA);
1006                 try {
1007                         libxml_use_internal_errors(true); // without that, we get PHP Warnings if the $input is not well-formed
1008                         try {
1009                                 $xml_input = '<rodelbahntabelle>' . $input . '</rodelbahntabelle>';
1010                                 $xml = new SimpleXMLElement($xml_input); // input
1011                         } catch (Exception $e) {
1012                                 throw new WrReportException(wfMessage('wrreport-rodelbahntabelle-invalid-xml', $xml_input)->text());
1013                         }
1014                         $whitespace = (string) $xml; // everything between <rodelbahntabelle> and </rodelbahntabelle> that's not a sub-element
1015                         if (strlen($whitespace) > 0 && !ctype_space($whitespace)) // there must not be anythin except sub-elements or whitespace
1016                                 throw new WrReportException(wfMessage('wrreport-rodelbahntabelle-textbetweenelements', trim($xml))->text());
1017
1018                         // page_ids of sledrun titles that that are going to be returned
1019                         $page_ids = array();
1020                         foreach ($xml as $entry) { // entry is <rodelbahn>, <region> or <rodelbahnen>
1021                                 $entry_page_ids = array(); // page_ids selected (or un-selected) for this entry.
1022                                 $tagname = $entry->getName();
1023                                 $attributes = array();
1024                                 foreach ($entry->attributes() as $key => $value) $attributes[(string) $key] = (string) $value;
1025
1026                                 // is the tagname valid?
1027                                 if (!in_array($tagname, array('rodelbahn', 'rodelbahnen', 'region')))
1028                                         throw new WrReportException(wfMessage('wrreport-rodelbahntabelle-invalid-element', $tagname)->text());
1029
1030                                 // parse operation attribute
1031                                 $operation = '+'; // '+' (append) or '-' (subtract)
1032                                 if (array_key_exists('operation', $attributes)) {
1033                                         $operation = $attributes['operation'];
1034                                         if (!in_array($operation, array('+', '-')))
1035                                                 throw new WrReportException(wfMessage('wrreport-rodelbahntabelle-invalid-attribute-value', $tagname, 'operation', $operation)->text());
1036                                         unset($attributes['operation']);
1037                                 }
1038
1039                                 // parse in_arbeit attribute
1040                                 $under_construction = false; // false (only sledruns that are not under construction), true (only sledruns under construction) or null (doen't matter)
1041                                 if ($tagname === 'rodelbahn') $under_construction = null; // different default value for tag <rodelbahn>.
1042                                 if (array_key_exists('in_arbeit', $attributes)) {
1043                                         if ($attributes['in_arbeit'] === 'nein') $under_construction = false;
1044                                         elseif ($attributes['in_arbeit'] === 'ja') $under_construction = true;
1045                                         elseif ($attributes['in_arbeit'] === '*') $under_construction = null;
1046                                         else throw new WrReportException(wfMessage('wrreport-rodelbahntabelle-invalid-attribute-value', $tagname, 'in_arbeit', $attributes['in_arbeit'])->text());
1047                                         unset($attributes['in_arbeit']);
1048                                 }
1049
1050                                 // any attributes left that are not handled yet?
1051                                 if (count($attributes) > 0)
1052                                         throw new WrReportException(wfMessage('wrreport-rodelbahntabelle-invalid-attribute-name', $tagname, array_keys($attributes)[0])->text());
1053
1054
1055                                 // build SQL query
1056                                 $tables = array('wrsledruncache');
1057                                 $where = array();
1058
1059                                 // <region>
1060                                 if ($tagname === 'region') {
1061                                         // the following line would work if MySQL 5.5 would implement a real geospatial version of CONTAINS.
1062                                         // $where[] = 'CONTAINS(GEOMFROMWKB(' . $dbr->addQuotes($region_border_wkb) . '), POINT(position_longitude, position_latitude))'
1063                                         $tables[] = 'wrregion';
1064                                         $tables[] = 'wrregioncache';
1065                                         $where[] = 'wrregioncache.region_id=wrregion.id';
1066                                         $where[] = 'wrregioncache.page_id=wrsledruncache.page_id';
1067                                         $where['wrregion.name'] = $entry;
1068                                 }
1069
1070                                 // <rodelbahn>
1071                                 if ($tagname == 'rodelbahn') {
1072                                         $page_title = Title::newFromText(trim($entry));
1073                                         $where['page_title'] = $page_title->getDBkey();
1074                                 }
1075
1076                                 // under contruction
1077                                 if ($under_construction === true) $where[] = 'wrsledruncache.under_construction';
1078                                 if ($under_construction === false) $where[] = 'not wrsledruncache.under_construction';
1079
1080                                 // query
1081                                 $res = $dbr->select($tables, array('page_id' => 'wrsledruncache.page_id'), $where, __METHOD__, 'page_id');
1082                                 foreach ($res as $row) {
1083                                         $entry_page_ids[] = $row->page_id;
1084                                 }
1085                                 $dbr->freeResult($res);
1086
1087
1088                                 // merge the entry page_ids with the page_ids
1089                                 if ($operation == '+') $page_ids = array_merge($page_ids, $entry_page_ids);
1090                                 elseif ($operation == '-') $page_ids = array_diff($page_ids, $entry_page_ids);
1091                         }
1092
1093                         // page_titles that are going to be returned
1094                         $page_titles = Title::newFromIDs($page_ids);
1095
1096                         $html = WrReport::createBahnentabelle($page_titles);
1097
1098                 } catch (WrReportException $e) {
1099                         $doc = new WrDOMDocument();
1100                         $doc->appendElement('span', array('class' => 'error'))->appendText(wfMessage('wrreport-rodelbahntabelle-error', $e->getMessage())->text());
1101                         $html = $doc->saveHTML($doc->firstChild);
1102                 }
1103
1104                 return array($html, 'markerType' => 'nowiki');
1105         }
1106
1107
1108         /// \brief Is called when the tag <avatar>username</avatar> is encountered.
1109         public static function avatarParserHook($input, array $args, Parser $parser, PPFrame $frame) {
1110                 $doc = new WrDOMDocument();
1111                 $sla = new WrServicesLibravatar();
1112
1113                 try {
1114                         // check user name
1115                         if (is_null($input)) throw new WrReportException(wfMessage('wrreport-avatar-nousername')->text());
1116                         $username = $parser->recursiveTagParse($input, $frame);
1117                         $user = User::newFromName($username);
1118                         if ($user === false) throw new WrReportException(wfMessage('wrreport-avatar-invalidusername', $username)->text());
1119                         if ($user->getId() == 0) throw new WrReportException(wfMessage('wrreport-avatar-userunknown', $username)->text());
1120
1121                         // size attribute (optional)
1122                         if (isset($args['size'])) $sla->setSize((int) $parser->recursiveTagParse($args['size'], $frame));
1123
1124                         // alt attribute (optional)
1125                         $alt = wfMessage('wrreport-avatar-of', $username)->text();
1126
1127                         // create avatar (using the Services_Libravatar library to get avatar URL)
1128                         $url = $sla->getUrl($user->getEmail());
1129                         $doc->appendElement('img', array('src' => $url, 'alt' => $username, 'width' => $sla->getSize(), 'height' => $sla->getSize()));
1130
1131                 } catch (WrReportException $e) {
1132                         $doc->appendElement('span', array('class' => 'error'))->appendText(wfMessage('wrreport-avatar-error', $e->getMessage())->text());
1133                 }
1134
1135                 // return result (markerType => nowiki prevents wiki formatting of the result)
1136                 $html = $doc->saveHTML($doc->firstChild);
1137                 return array($html, 'markerType' => 'nowiki');
1138         }
1139
1140
1141         public static function MobileMenuHook($name, \MediaWiki\Minerva\MenuBuilder &$menu) {
1142                 if ($name === 'discovery') {
1143                         // delete "Random page". As a removeEntry function is missing,
1144                         // a new menu is built here without the random page.
1145                         $new_menu = new \MediaWiki\Minerva\MenuBuilder();
1146                         foreach ($menu->getEntries() as $menuEntryRepresentation) {
1147                                 $new_entry_name = $menuEntryRepresentation['name'];
1148                                 if ($new_entry_name == 'random') continue;
1149                                 $new_entry_components = $menuEntryRepresentation['components'];
1150                                 $new_entry_isjsonly = isset($menuEntryRepresentation['class']) and $menuEntryRepresentation['class'] === 'jsonly';
1151                                 $new_entry = $new_menu->insert($new_entry_name, $new_entry_isjsonly);
1152                                 foreach ($new_entry_components as $new_entry_component) {
1153                                         $label = $new_entry_component['text'];
1154                                         $url = $new_entry_component['href'];
1155                                         $className = $new_entry_component['class'];
1156                                         $new_entry->addComponent($label, $url, $className, $new_entry_components);
1157                                 }
1158                         }
1159                         $menu = $new_menu;
1160
1161                         // add region menu entry
1162                         $icon = MobileUI::iconClass('', 'before', 'mw-ui-icon-wr-regions');
1163                         $title = Title::newFromText('Region', NS_CATEGORY);
1164                         $menu->insert('region')->addComponent('Regionen', $title->getLocalURL(), $icon);
1165
1166                         // add "new reports" entry
1167                         $icon = MobileUI::iconClass('', 'before', 'mw-ui-icon-wr-new-reports');
1168                         $title = Title::newFromText('Bahnberichte', NS_SPECIAL);
1169                         $menu->insert('wrreportnew')->addComponent('Neue Bahnberichte', $title->getLocalURL(), $icon);
1170                 }
1171         }
1172
1173 }
1174
1175
1176
1177 // Special page
1178 // ------------
1179
1180 /// Specal Page to show reports
1181 class SpecialWrReport extends SpecialPage {
1182         function __construct() {
1183                 parent::__construct('wrreport');
1184         }
1185
1186
1187         /// \param $par Possibilities:
1188         /// - action == 'view' (default)
1189         /// - action == 'preview': Preview new report
1190         /// - action == 'store': Store new report
1191         /// - action == 'deletepreview': Preview the deleted record
1192         /// - action == 'delete': Delete an existing report
1193         /// - action == 'showerror': Shows the error and exits
1194         /// \param $override_action If not NULL (default), it overrides the action in $par
1195         /// \param $errorMsg UFT-8 encoded error message (in WikiText) to show on top of the page or NULL (default):
1196         function execute($par, $override_action = NULL, $errorMsg = NULL) {
1197                 $request = $this->getRequest();
1198                 $output = $this->getOutput();
1199         
1200                 global $wgParser;
1201                 $output->addWikiText(''); // this is necessary because otherwise $wgParser is not properly initialized
1202
1203                 $output->addModules('ext.wrreport');
1204                 $this->setHeaders();
1205
1206                 // Get request data
1207                 $action = $request->getText('action');
1208                 if (!$action) {
1209                         if ($request->getVal('preview')) $action = 'preview';
1210                         elseif ($request->getVal('store')) $action = 'store';
1211                         elseif ($request->getVal('deletepreview')) $action = 'deletepreview';
1212                         elseif ($request->getVal('delete')) $action = 'delete';
1213                         else $action = 'view';
1214                 }
1215                 if ($override_action) $action = $override_action;
1216
1217                 // Show error message
1218                 if ($errorMsg || $action == 'showerror') {
1219                         $output->addWikiText('<div class="errorbox">' . $errorMsg . "</div>\n");
1220                         if ($action == 'showerror') return;
1221                 }
1222
1223                 // Action view
1224                 if ($action == 'view') {
1225                         global $wgWrReportFeedRoot;
1226                         $output->addFeedLink('atom', $wgWrReportFeedRoot . '/berichte/alle');
1227                         $conditions = array('date_invalid > now()');
1228                         $rows = wrReportGetReports($conditions);
1229                         if (count($rows) == 0) $output->addHTML(wfMessage('wrreport-reports-none')->text());
1230                         else {
1231                                 $output->addHTML(wrReportTableRender($rows, WRREPORT_DETAIL, wrReportUserMayDelete(), $wgParser));
1232                         }
1233                 }
1234
1235                 // Action deletepreview or delete
1236                 elseif ($action == 'deletepreview' || $action == 'delete') {
1237                         $reportid = (int) $request->getText('reportid');
1238                         if ($reportid == 0) {
1239                                 $this->execute($par, 'showerror', wfMessage('wrreport-deletereport-noreport')->text());
1240                                 return;
1241                         }
1242                         $rows = wrReportGetReports(array('id' => $reportid));
1243                         if (count($rows) != 1) {
1244                                 $this->execute($par, 'showerror', wfMessage('wrreport-deletereport-invalid')->text());
1245                                 return;
1246                         }
1247                         $row = $rows[0];
1248                         if (!is_null($row['delete_date'])) {
1249                                 $this->execute($par, 'showerror', wfMessage('wrreport-deletereport-alreadydeleted')->text());
1250                                 return;
1251                         }
1252                         $delete_reason_public = $request->getText('delete_reason_public');
1253                         $delete_person_name = $request->getText('delete_person_name');
1254                         $delete_invisible = $request->getText('delete_invisible') ? TRUE : FALSE;
1255                         if ($action == 'delete') {
1256                                 // page
1257                                 $title = Title::newFromId($row['page_id']);
1258
1259                                 // user
1260                                 global $wgUser;
1261                                 $delete_person_userid = $wgUser->getId();
1262                                 if ($delete_person_userid == 0) $delete_person_userid = NULL; // to store a NULL value in the database if no user is logged in instead of 0.
1263                                 $delete_person_username = $wgUser->getName();
1264
1265                                 // Check permissions - see also function wrReportUserMayDelete, that does also check permissions but does not return an error message.
1266                                 $errorMsg = NULL;
1267                                 global $wgWrReportDeleteMode;
1268                                 if ($wgWrReportDeleteMode == 'deny') $errorMsg = wfMessage('wrreport-deletereport-deny')->text();
1269                                 elseif ($wgWrReportDeleteMode == 'loggedin' && !$wgUser->isLoggedIn()) $errorMsg = wfMessage('wrreport-deletereport-loggedin')->text();
1270                                 elseif (!$delete_person_name || !$delete_reason_public) $errorMsg = wfMessage('wrreport-deletereport-incomplete')->text();
1271                                 if ($errorMsg) {
1272                                         $this->execute($par, 'deletepreview', $errorMsg);
1273                                         return;
1274                                 }
1275
1276                                 // "Delete" (update) entry
1277                                 $dbr = wfGetDB(DB_MASTER);
1278                                 $dbr->update(
1279                                         'wrreport',
1280                                         array(
1281                                                 'delete_date' => date('c'),
1282                                                 'delete_person_name' => $delete_person_name,
1283                                                 'delete_person_ip' => $_SERVER['REMOTE_ADDR'],
1284                                                 'delete_person_userid' => $delete_person_userid,
1285                                                 'delete_person_username' => $delete_person_username,
1286                                                 'delete_reason_public' => $delete_reason_public,
1287                                                 'delete_invisible' => $delete_invisible ? 't' : 'f'
1288                                         ),
1289                                         array('id' => $reportid)
1290                                 );
1291
1292                                 // Purge cache
1293                                 $title->invalidateCache();
1294                                 wrRecacheRegions();
1295
1296                                 // Show success message
1297                                 $output->addWikiText(wfMessage('wrreport-deletereport-success', '[[' . $row['page_title'] . '#' . wfMessage('wrreport-reports-sectionname')->text() . '|' . $row['page_title'] . ']]')->text());
1298                         }
1299                         if ($action == 'deletepreview') {
1300                                 $output->addWikiMsg('wrreport-deletereport-preview-before');
1301                                 $format = WRREPORT_COMPACT_PAGE;
1302                                 $output->addHTML(wrReportTableRender(array($row), $format, FALSE, $wgParser));
1303                                 $output->addWikiMsg('wrreport-deletereport-preview-after');
1304                                 $row['delete_date'] = date('c');
1305                                 $row['delete_reason_public'] = $delete_reason_public;
1306                                 $row['delete_person_name'] = $delete_person_name;
1307                                 $row['delete_invisible'] = $delete_invisible;
1308                                 $output->addHTML(wrReportTableRender(array($row), $format, FALSE, $wgParser));
1309                                 $output->addWikiMsg('wrreport-deletereport-preview-form');
1310                                 $output->addHTML(wrDeleteReportFormRender($reportid, $delete_person_name, $delete_reason_public, $delete_invisible));
1311                                 $output->addWikiMsg('wrreport-deletereport-preview-bottom');
1312                         }
1313                 }
1314
1315                 // Action preview or store
1316                 elseif ($action == 'preview' || $action == 'store') {
1317                         $page_title = $request->getText('page_title');
1318                         $date_report = $request->getText('date_report');
1319                         $time_report = $request->getText('time_report');
1320                         $condition = $request->getText('condition');
1321                         $description = $request->getText('description');
1322                         $author_name = $request->getText('author_name');
1323
1324                         // time_report
1325                         $time_report = trim($time_report); // strip whitespace
1326                         $matches = array();
1327                         $hour = NULL;
1328                         $minute = NULL;
1329                         if (preg_match('/^[0-2]?[0-9]$/', $time_report)) {
1330                                 // $time_report has 1 or 2 digits, e.g. 'h', or 'hh'.
1331                                 $hour = intval($time_report);
1332                                 $minute = 0;
1333                         } elseif (preg_match('/^([0-2]?[0-9]):?([0-9]{2})$/', $time_report, $matches)) {
1334                                 // $time_report has 3 or 4 digits, e.g. 'hmm' or 'hhmm' or 'h:mm' or 'hh:mm'.
1335                                 $hour = intval($matches[1]);
1336                                 $minute = intval($matches[2]);
1337                         }
1338                         if (!is_null($hour) && $hour >= 0 && $hour < 24 && $minute >= 0 && $minute < 60) $time_report = sprintf('%02d:%02d', $hour, $minute);
1339                         else $time_report = NULL;
1340
1341                         // condition
1342                         $condition = (int) $condition; // force to be nummeric. -1 ... "keine Bewertung", 0 ... "Bitte eingeben", 1 to 5 ... "Sehr gut" to "Geht nicht"
1343                         if ($condition < -1 or $condition > 5) $condition = 0; // invalid condition: Tread like 0.
1344                         $condition_sql = NULL;
1345                         if ($condition >= 1 and $condition <= 5) $condition_sql = $condition;
1346
1347                         // author_name
1348                         $author_name = trim($author_name);
1349
1350                         // page_id
1351                         $title = Title::newFromText($page_title);
1352                         $page_id = $title->getArticleID();
1353                         if ($page_id == 0) $page_id = NULL;
1354
1355                         // user_id
1356                         global $wgUser;
1357                         $author_userid = $wgUser->getId();
1358                         if ($author_userid == 0) $author_userid = NULL; // to store a NULL value in the database if no user is logged in instead of 0.
1359                         $author_username = $wgUser->getName();
1360
1361                         if ($action == 'store') {
1362                                 // check conditions/permissions
1363                                 $errorMsg = NULL;
1364                                 global $wgWrReportMode;
1365                                 global $wgWrReportBlackListAll;
1366                                 global $wgWrReportBlackListStrangers;
1367                                 if ($wgWrReportMode == 'summer') $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-summer')->text());
1368                                 elseif ($wgWrReportMode == 'deny') $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-deny')->text());
1369                                 elseif ($wgWrReportMode == 'loggedin' && !$wgUser->isLoggedIn()) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-loggedin')->text());
1370                                 elseif (!$page_id) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-pagenotfound')->text());
1371                                 elseif (in_array($page_title, $wgWrReportBlackListAll)) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-blacklist')->text());
1372                                 elseif (!$wgUser->isLoggedIn() && in_array($page_title, $wgWrReportBlackListStrangers)) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-blackliststrangers')->text());
1373                                 elseif ($condition == 0) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-choosecondition')->text());
1374                                 elseif (!$wgUser->isLoggedIn()) {
1375                                         if (!$description) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-enterdescription')->text());
1376                                         elseif (!(stripos($description, 'http') === FALSE)) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-nohttp')->text());
1377                                         elseif (!$author_name) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-enterauthor')->text());
1378                                 }
1379
1380                                 // check author name
1381                                 if (!$errorMsg) {
1382                                         $author_name_id = $wgUser->idFromName(strtolower($author_name));
1383                                         if ($wgUser->isLoggedIn()) {
1384                                                 if ($author_name_id != 0 && $author_name_id != $wgUser->getId())
1385                                                         $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-authorused')->text());
1386                                         } else {
1387                                                 if ($author_name_id != 0)
1388                                                         $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-authorlogin')->text());
1389                                         }
1390                                 }
1391
1392                                 // Chech whether identical reports are present
1393                                 if (!$errorMsg) {
1394                                         $dbr = wfGetDB(DB_REPLICA);
1395                                         $cond = 'condition';
1396                                         global $wgDBtype;
1397                                         if ($wgDBtype == "mysql") $cond = "`$cond`"; // "condition" is a reserved word in mysql
1398                                         $sqlConditions = array('page_id' => $page_id, 'date_report' => $date_report, 'time_report' => $time_report, $cond => $condition_sql, 'description' => $description, 'author_name' => $author_name);
1399                                         $res = $dbr->select('wrreport', 'id', $sqlConditions);
1400                                         if ($res->numRows() == 1) $errorMsg = htmlspecialchars(wfMessage('wrreport-newreport-alreadysaved')->text());
1401                                         $dbr->freeResult($res);
1402                                 }
1403
1404                                 // Show error if any
1405                                 if ($errorMsg) {
1406                                         $this->execute($par, 'preview', $errorMsg);
1407                                         return;
1408                                 }
1409
1410                                 // Save entry
1411                                 $dbr = wfGetDB(DB_MASTER);
1412                                 $dbr->insert(
1413                                         'wrreport',
1414                                         array(
1415                                                 'page_id' => $page_id,
1416                                                 'page_title' => $page_title,
1417                                                 'date_report' => $date_report,
1418                                                 'time_report' => $time_report,
1419                                                 'date_entry' => date('c'),
1420                                                 'date_invalid' => date('c', strtotime('+9 days')),
1421                                                 $cond => $condition_sql,
1422                                                 'description' => $description,
1423                                                 'author_name' => $author_name,
1424                                                 'author_ip' => $_SERVER['REMOTE_ADDR'],
1425                                                 'author_userid' => $author_userid,
1426                                                 'author_username' => $author_username
1427                                                 // 'delete_*' => // use database defaults (NULL)
1428                                         )
1429                                 );
1430
1431                                 // Purge cache
1432                                 $title->invalidateCache();
1433                                 wrRecacheRegions();
1434                                 wrUpdateWrReportCacheTable($page_id);
1435
1436                                 // Show success message
1437                                 $output->addWikiText(wfMessage('wrreport-newreport-success', '[[' . $page_title . '#' . wfMessage('wrreport-reports-sectionname')->text() . '|' . $page_title . ']]')->text());
1438                                 // We could redirect to result with the following line but we don't want to.
1439                                 // $output->redirect($title->getFullURL() . '#' . wfMessage('wrreport-reports-sectionname')->text());
1440                         }
1441                         if ($action == 'preview') {
1442                                 $output->addWikiMsg('wrreport-newreport-preview-top');
1443                                 $format = WRREPORT_COMPACT_PAGE;
1444                                 $row = array_fill_keys(wrReportGetColumnNames(), NULL);
1445                                 $row['page_id'] = $page_id;
1446                                 $row['page_title'] = $page_title;
1447                                 $row['date_report'] = $date_report;
1448                                 $row['time_report'] = $time_report;
1449                                 $row['condition'] = $condition_sql;
1450                                 $row['description'] = $description;
1451                                 $row['author_name'] = $author_name;
1452                                 $row['author_userid'] = $author_userid;
1453                                 $row['author_username'] = $author_username;
1454
1455                                 $output->addHTML(wrReportTableRender(array($row), $format, FALSE, $wgParser));
1456                                 $output->addWikiMsg('wrreport-newreport-preview-middle');
1457                                 $output->addHTML(wrReportFormRender(FALSE, $page_title, $date_report, $time_report, $condition, $description, $author_name));
1458                                 $output->addWikiMsg('wrreport-newreport-preview-bottom');
1459                                 if ($wgUser->isLoggedIn())
1460                                         $output->addWikiMsg('wrreport-newreport-preview-bottom-loggedin');
1461                                 else
1462                                         $output->addWikiMsg('wrreport-newreport-preview-bottom-anonymous');
1463                         }
1464
1465                 }
1466
1467                 else die('Wrong action');
1468         }
1469 }
1470
1471
1472 ?>