wrreport.body.php

   1 <?php
   2
   3
   4 // Init
   5 // ----
   6
   7 function wrReportParserInit() {
   8         global $wgParser;
   9         wfLoadExtensionMessages('WrReport');
  10         $wgParser->setHook('bahnberichtformular', 'bahnberichtformularParserHook');
  11         $wgParser->setHook('bahnberichte', 'bahnberichteParserHook');
  12         $wgParser->setHook('bahnbewertung', 'bahnbewertungParserHook');
  13         return true;
  14 }
  15
  16
  17 // Tool functions
  18 // --------------
  19
  20 /// \brief This function is used to translate WikiText to HTML. Normally it should be avoided to do this
  21 /// but I found situations where I did not find an other possibility.
  22 function wrReportSandboxParse($wikiText) {
  23         global $wgTitle, $wgUser;
  24         $myParser = new Parser();
  25         $myParserOptions = new ParserOptions();
  26         $myParserOptions->initialiseFromUser($wgUser);
  27         $result = $myParser->parse($wikiText, $wgTitle, $myParserOptions);
  28         return $result->getText();
  29 }
  30
  31
  32 /// List of markers - used by the functions replaceByMarker and wrReportAfterTidy
  33 $wrReportMarkerList = array();
  34
  35
  36 /// Returns a marker for a text and back-replaces the text in wrReportAfterTidy
  37 function replaceByMarker($text, $marker = 'marker') {
  38         $marker = $marker . mt_rand(1e5, 1e7);
  39         global $wrReportMarkerList;
  40         $wrReportMarkerList[$marker] = $text;
  41         return $marker;
  42 }
  43
  44
  45 /// Replaces the markers by its contents
  46 function wrReportAfterTidy(&$parser, &$text) {
  47         // find markers in $text
  48         // replace markers with actual output
  49         global $wrReportMarkerList;
  50         foreach ($wrReportMarkerList as $marker => $html) $text = str_replace($marker, $html, $text);
  51         return true;
  52 }
  53
  54
  55 /// Forces a regeneration of region overview pages
  56 function wrRecacheRegions() {
  57         // TODO: Better implementation - it's a "quick fix" now.
  58         $title = Title::newFromText('Tirol');
  59         $title->invalidateCache();
  60
  61         $title = Title::newFromText('Vorarlberg');
  62         $title->invalidateCache();
  63
  64         $title = Title::newFromText('Steiermark');
  65         $title->invalidateCache();
  66 }
  67
  68
  69
  70 // Render Functions
  71 // ----------------
  72
  73 /// \brief Returns a form to enter a report (string containing HTML).
  74 ///
  75 /// All parameters have to be UTF-8 encoded.
  76 /// \param $page_title Name of the sledding run.
  77 /// \return UTF-8 encoded HTML form
  78 function wrReportFormRender($hide_save_button = TRUE, $page_title = NULL, $date_report = NULL, $condition = NULL, $description = NULL, $author_name = NULL, $page_title_list = NULL) {
  79         if ($page_title) $page_title = htmlspecialchars($page_title);
  80         // Date options
  81         $daynames = array('Heute', 'Gestern', 'Vorgestern', 'Vor 3 Tagen', 'Vor 4 Tagen');
  82         $date_options = '';
  83         $date_selected = false;
  84         $time = time(); // number of seconds since the Unix Epoch (January 1 1970 00:00:00 GMT)
  85         for ($day=0; $day!=5; ++$day) {
  86                 $date = strtotime("-$day days", $time);
  87                 $date_f = strftime("%Y-%m-%d", $date); // Formats it according to locale, that is set to CET.
  88                 $date_options .= '<option value="' . $date_f . '"';
  89                 if ((is_null($date_report) && $day == 0) || (!is_null($date_report) && $date_report == $date_f)) {
  90                         $date_options .= ' selected="selected"';
  91                         $date_selected = true;
  92                 }
  93                 $date_options .= '>' . htmlspecialchars($daynames[$day]) . ' (' . strftime('%d.%m.', $date) . ')</option>' . "\n";
  94         }
  95         if (!$date_selected) {
  96                 $date_options = '<option value="' . $date_report . '" selected="selected">' . htmlspecialchars($date_report) . "</option>\n" . $date_options;
  97         }
  98
  99         // Condition options
 100         $condition_options = '';
 101         global $wrConditions; // $wrConditions = array(1 => 'Sehr gut', 2 => 'Gut', 3 => utf8_encode('Mittelmäßig'), 4 => 'Schlecht', 5 => 'Geht nicht');
 102         $condition_options .= utf8_encode('<option value="">(keine Beurteilung)</option>') . "\n";
 103         foreach ($wrConditions as $condition_num => $condition_text) {
 104                 $condition_options .= "<option value=\"$condition_num\"";
 105                 if ($condition == $condition_num) $condition_options .= ' selected="selected"';
 106                 $condition_options .= '>' . htmlspecialchars($condition_text) . "</option>\n";
 107         }
 108         $description_html = htmlspecialchars($description);
 109
 110         // Buttons
 111         // I would like to do it this way, but due to a bug of internet explorer, the <button> element is not useable.
 112         //   $buttons = '<button name="action" type="submit" value="preview">Vorschau';
 113         //   if ($hide_save_button) $buttons .= ' &amp; Speichern';
 114         //   $buttons .= '</button>';
 115         //   if (!$hide_save_button) $buttons .= '<button name="action" type="submit" value="store">Speichern</button>';
 116         // Workaround: User <input type="submit"/>
 117         $buttons = '<input name="preview" type="submit" value="Vorschau';
 118         if ($hide_save_button) $buttons .= ' &amp; Speichern';
 119         $buttons .= '" /> ';
 120         if (!$hide_save_button) $buttons .= '<input name="store" type="submit" value="Speichern"/>';
 121
 122         $specialPageName = wfMsg('wrreport'); // 'Bahnberichte'
 123         $title = Title::newFromText($specialPageName, NS_SPECIAL);
 124         $specialPageUrl = $title->getLocalURL(); // e.g. '/wiki/Spezial:Bahnberichte'
 125
 126         $form = <<<EOT
 127 <form action="$specialPageUrl" method="post">
 128 <table class="wrreportform" summary="Formular zum Eintragen eines Rodelbahnberichtes">
 129         <tr class="oddrow"><th>Rodelbahn</th><td>$page_title<input type="hidden" name="page_title" value="$page_title"/></td></tr>
 130         <tr class="evenrow"><th>Datum des Rodelns</th>
 131         <td>
 132         <select name="date_report">
 133         $date_options
 134         </select>
 135         </td>
 136         </tr>
 137         <tr class="oddrow"><th>Bahnzustand*</th><td><select name="condition">
 138         $condition_options
 139         </select></td></tr>
 140         <tr class="evenrow"><th>Meinung</th><td><textarea name="description" cols="50" rows="7">$description_html</textarea></td></tr>
 141         <tr class="oddrow"><th>Autor/in</th><td><input name="author_name" maxlength="30" size="30" value="$author_name" /></td></tr>
 142         <tr class="evenrow"><th>Bericht abschicken</th><td>$buttons</td></tr>
 143 </table>
 144 </form>
 145 EOT;
 146         return $form;
 147 }
 148
 149
 150 /// \brief Renders the form to delete a report
 151 ///
 152 /// All in and output strings should be/are UTF-8 encoded.
 153 function wrDeleteReportFormRender($reportid, $delete_person_name, $delete_reason_public, $delete_invisible) {
 154         // Buttons
 155         $buttons = '<input name="deletepreview" type="submit" value="Vorschau" /> ';
 156         $buttons .= utf8_encode('<input name="delete" type="submit" value="Löschen"/>');
 157         $buttons .= '<input name="reportid" type="hidden" value="' . $reportid . '"/>';
 158         // $buttons .= '<input name="delete_invisible" type="hidden" value="' . $delete_invisible . '"/>'; // who is allowed to do so?
 159         $summary = utf8_encode('Formular zum Löschen eines Schneelageberichtes');
 160         $reason = utf8_encode('Begründung');
 161         $delete_reason_public_html = htmlspecialchars($delete_reason_public);
 162         $delete_person_name_html = htmlspecialchars($delete_person_name);
 163
 164         $specialPageName = wfMsg('wrreport'); // 'Bahnberichte'
 165         $title = Title::newFromText($specialPageName, NS_SPECIAL);
 166         $specialPageUrl = $title->getLocalURL(); // e.g. '/wiki/Spezial:Bahnberichte'
 167
 168         $form = <<<EOT
 169 <form action="$specialPageUrl" method="post">
 170 <table class="wrreportform" summary="$summary">
 171         <tr class="evenrow"><th>$reason</th><td><textarea name="delete_reason_public" cols="50" rows="7">$delete_reason_public_html</textarea></td></tr>
 172         <tr class="oddrow"><th>Name</th><td><input name="delete_person_name" maxlength="30" size="30" value="$delete_person_name" /></td></tr>
 173         <tr class="evenrow"><th>Aktion</th><td>$buttons</td></tr>
 174 </table>
 175 </form>
 176 EOT;
 177         return $form;
 178 }
 179
 180
 181
 182 // Constants for wrReportTableRender2
 183 define(WRREPORT_COMPACT_PAGE, 1); ///< includes the page name
 184 define(WRREPORT_COMPACT, 2);      ///< shown on a single page
 185 define(WRREPORT_DETAIL, 3);       ///< more columns
 186
 187 /// \brief Renders a table header ("private" sub-function of wrReportTableRender2)
 188 ///
 189 /// \param $format row format like WRREPORT_COMPACT
 190 /// \param $showActions boolean to indicate whether an actions column should be created
 191 /// \return UTF-8 encoded titles of HTML table
 192 function wrReportTableTitleRender2($format, $showActions) {
 193         $out = '<tr>';
 194         if ($format == WRREPORT_DETAIL) $out .= '<th>ID</th>';
 195         if ($format != WRREPORT_COMPACT) $out .= '<th>Bahn</th>';
 196         $out .= '<th>Datum</th>';
 197         if ($format == WRREPORT_DETAIL) $out .= '<th>Datum Eintrag</th>';
 198         if ($format == WRREPORT_DETAIL) $out .= '<th>Datum Ungültig</th>';
 199         $out .= '<th>Zustand</th>';
 200         $out .= '<th>Beschreibung</th>';
 201         $out .= '<th>Autor</th>';
 202         if ($showActions) $out .= '<th>Aktion</th>';
 203         return utf8_encode($out . "</tr>\n");
 204 }
 205
 206
 207 /// \brief Renders a table row ("private" sub-function of wrReportTableRender2)
 208 ///
 209 /// \param $row associative array of table columns like one row in the wrreport table
 210 /// \param $format row format like WRREPORT_COMPACT
 211 /// \param $showActions boolean to indicate whether an actions column should be created
 212 /// \return UTF-8 encoded titles of HTML table
 213 function wrReportTableRowRender2($row, $format, $showActions) {
 214         extract($row);
 215
 216         $out = '<tr>';
 217         // $id
 218         if ($format == WRREPORT_DETAIL) $out .= '<td>' . $id . '</td>';
 219         // $page_title
 220         if ($format != WRREPORT_COMPACT) $out .= '<td>' . wrReportSandboxParse('[[' . $page_title . ']]') . '</td>';
 221         // $date_report
 222         $dayOfWeek = array('Mo', 'Di', 'Mi', 'Do', 'Fr', 'Sa', 'So');
 223         $date_report = strtotime($date_report);
 224         $date_report = $dayOfWeek[strftime('%u', $date_report)-1] . strftime(', %d.%m.', $date_report);
 225         $out .= '<td>' . $date_report . '</td>';
 226         // $date_entry
 227         if ($format == WRREPORT_DETAIL) $out .= '<td>' . date('Y-m-d, H:i', strtotime($date_entry)) . '</td>';
 228         // $date_invalid
 229         if ($format == WRREPORT_DETAIL) $out .= '<td>' . date('Y-m-d, H:i', strtotime($date_invalid)) . '</td>';
 230         // $condition
 231         global $wrConditions;
 232         $condition_text = '---';
 233         if (isset($wrConditions[$condition])) $condition_text = $wrConditions[$condition];
 234         $out .= '<td>';
 235         if ($delete_date) $out .= utf8_encode('<em>Gelöscht</em>');
 236         else $out .= htmlspecialchars($condition_text);
 237         $out .= '</td>';
 238         // $description
 239         $out .= '<td class="wrreportdescription">';
 240         if ($delete_date) $out .= utf8_encode('<em>Gelöscht</em>');
 241         else $out .= wrReportSandboxParse($description);
 242         $out .= '</td>';
 243         // $author_name
 244         $out .= '<td>';
 245         if ($delete_date) $out .= utf8_encode('<em>Gelöscht</em>');
 246         else $out .= htmlspecialchars($author_name);
 247         $out .= '</td>';
 248         // actions
 249         // wiki/Spezial:Bahnberichte?action=deletepreview&reportid=42
 250         if ($showActions) {
 251                 $out .= '<td>';
 252                 if (!isset($row['delete_date'])) {
 253                         $specialPageName = wfMsg('wrreport'); // 'Bahnberichte'
 254                         $title = Title::newFromText($specialPageName, NS_SPECIAL);
 255                         $specialPageUrl = $title->getLocalURL(); // e.g. '/wiki/Spezial:Bahnberichte'
 256                         $out .= "<a href=\"$specialPageUrl?action=deletepreview&amp;reportid=" . $row['id'] . '">' . utf8_encode('Löschen...') . '</a>';
 257                 }
 258                 $out .= '</td>';
 259         }
 260         return $out . "</tr>\n";
 261 }
 262
 263
 264 /// \brief Renders the report table. Call wrReportGetReports for the $rows parameter.
 265 ///
 266 /// \param $rows array of associative row arrays
 267 /// \param $format row format like WRREPORT_TABLE_SHORT
 268 function wrReportTableRender2($rows, $format, $showActions) {
 269         $out = "<table class=\"wrreporttable\">\n" . wrReportTableTitleRender2($format, $showActions);
 270         foreach ($rows as $key => $row) $out .= wrReportTableRowRender2($row, $format, $showActions);
 271         return $out . "</table>\n";
 272 }
 273
 274
 275 /// Returns an array with column names
 276 function wrReportGetColumnNames() {
 277         return array('id', 'page_id', 'page_title', 'date_report', 'date_entry', 'date_invalid', 'condition', 'description', 'author_name', 'author_username', 'delete_date', 'delete_person_name', 'delete_person_ip', 'delete_person_userid', 'delete_person_username', 'delete_reason_public', 'delete_invisible');
 278 }
 279
 280
 281 /// \brief Returns reports as associative array.
 282 ///
 283 /// Examples:
 284 ///   $conditions = array('page_title' => 'Birgitzer Alm', 'date_invalid > now()');
 285 ///   $order = 'date_report desc, date_entry desc';
 286 function wrReportGetReports($conditions, $order) {
 287         $dbr = wfGetDB(DB_SLAVE);
 288         $columns = wrReportGetColumnNames();
 289         global $wgDBtype;
 290         if ($wgDBtype == "mysql") // "condition" is a reserved word in mysql
 291                  for ($i = 0; $i != count($columns); ++$i) $columns[$i] = sprintf('`%s`', $columns[$i]);
 292         $res = $dbr->select('wrreport', $columns, $conditions, $fname = 'Database::select', $options = array('ORDER BY' => 'date_report desc, date_entry desc'));
 293         $result = array();
 294         while ($row = $dbr->fetchRow($res)) $result[] = $row;
 295         $dbr->freeResult($res);
 296         return $result;
 297 }
 298
 299
 300 /// \brief It returns an array of the "condition" (as number) and the date of the "most recent" report of the specified page (to decode as list($condition, $date);
 301 ///
 302 /// If no condition is present, array(NULL, NULL) is returned
 303 function wrReportConditionRender($page_title) {
 304         $dbr = wfGetDB(DB_SLAVE);
 305         $cond = 'condition';
 306         global $wgDBtype;
 307         if ($wgDBtype == "mysql") $cond = "`$cond`"; // "condition" is a reserved word in mysql
 308         $res = $dbr->select('wrreport', array('max(wrreport.id) as max'), array('page_title' => $page_title, "$cond is not null", 'date_invalid > now()'));
 309         //  select condition, date_report from wrreport where id = (select max(wrreport.id) as max from wrreport where page_title='Birgitzer Alm (vom Adelshof)' and date_invalid > now() and condition is not null);
 310         if ($res->numRows() <= 0) {
 311                 $dbr->freeResult($res);
 312                 return array(NULL, NULL);
 313         }
 314         $row = $dbr->fetchObject($res);
 315         $dbr->freeResult($res);
 316         $res = $dbr->select('wrreport', array($cond, 'date_report'), array('id' => $row->max));
 317         if ($res->numRows() <= 0) {
 318                 $dbr->freeResult($res);
 319                 return array(NULL, NULL);
 320         }
 321         $row = $dbr->fetchObject($res);
 322         $date = $row->date_report;
 323         if ($date) $date = strtotime($date);
 324         $dbr->freeResult($res);
 325         return array($row->condition, $date);
 326 }
 327
 328
 329 /// \brief Returns true if the user is allowed to delete reports (in general)
 330 function wrReportUserMayDelete() {
 331         global $wgUser;
 332         global $wgWrReportDeleteMode;
 333         return $wgWrReportDeleteMode == 'allow' || ($wgWrReportDeleteMode == 'loggedin' && $wgUser->isLoggedIn());
 334 }
 335
 336
 337
 338 // Parser Hook Functions
 339 // ---------------------
 340
 341 /// \brief Is called when the tag <bahnberichtformular/> is encountered.
 342 ///
 343 /// The current page name is taken.
 344 function bahnberichtformularParserHook($input, $args, $parser) {
 345         // Username
 346         global $wgUser;
 347         $author_name = NULL;
 348         if ($wgUser->isLoggedIn()) {
 349                 $author_name = $wgUser->getRealName();
 350                 if (!$author_name) $author_name = $wgUser->getName();
 351         }
 352
 353         global $wgWrReportMode;
 354         global $wgWrReportBlackListAll;
 355         global $wgWrReportBlackListStrangers;
 356         if ($wgWrReportMode == 'summer') return wrReportSandboxParse(utf8_encode("''An dieser Stelle kann während des Winters die Schneelage von Rodelbahnen eingetragen werden.''\n\n"));
 357         if ($wgWrReportMode == 'deny') return wrReportSandboxParse(utf8_encode("''Rodelbahnberichte sind derzeit leider nicht erlaubt.''\n\n"));
 358
 359         if ($wgWrReportMode == 'loggedin' && !$wgUser->isLoggedIn()) return wrReportSandboxParse(utf8_encode("''Derzeit sind Rodelbahnberichte nur für angemeldete Benutzer erlaubt.''\n\n"));
 360
 361         if (in_array($parser->getTitle()->getText(), $wgWrReportBlackListAll)) return wrReportSandboxParse(utf8_encode("''Bei dieser Rodelbahn dürfen derzeit leider keine Rodelbahnberichte abgegeben werden.''\n"));
 362         if (!$wgUser->isLoggedIn() && in_array($parser->getTitle()->getText(), $wgWrReportBlackListStrangers)) return wrReportSandboxParse(utf8_encode("''Bei der angegebenen Rodelbahn dürfen derzeit nur angemeldete Benutzer Rodelbahnberichte abgebe.''\n\n"));
 363
 364         // Calling "$title = $parser->getTitle(); $title->invalidateCache();" doesn't help here to force regeneration
 365         // However, this would not be the best solution because the page has to be re-rendered only at midnight
 366
 367         // In the following line, $author_name was replaced by NULL to prevent a bug, where the wrong author_name
 368         // is shown (see ticket #35). TODO: Find reason.
 369         // return replaceByMarker(wrReportFormRender(TRUE, $parser->getTitle()->getText(), NULL, NULL, NULL, $author_name));
 370         return replaceByMarker(wrReportFormRender(TRUE, $parser->getTitle()->getText(), NULL, NULL, NULL, NULL));
 371 }
 372
 373
 374 /// \brief Is called when the tag <bahnberichte/> is encountered.
 375 ///
 376 /// The current page name is taken.
 377 function bahnberichteParserHook($input, $args, &$parser) {
 378         $page_title = $parser->getTitle()->getText();
 379         $conditions = array('page_title' => $page_title, 'date_invalid > now()');
 380         $order = 'date_report desc, date_entry desc';
 381         $rows = wrReportGetReports($conditions, $order);
 382         if (count($rows) == 0) return wrReportSandboxParse("''Es wurden keine Bahnberichte in der Datenbank gefunden.''\n\n");
 383         return wrReportTableRender2($rows, WRREPORT_COMPACT, wrReportUserMayDelete());
 384 }
 385
 386
 387 /// \brief Is called when the tag <bahnbewertung/> is encountered.
 388 ///
 389 /// * <bahnbewertung/>: The current page name is taken.
 390 /// * <bahnbewertung>page_name</bahnbewertung>: The given page name is taken.
 391 function bahnbewertungParserHook($input, $args, &$parser) {
 392         $titleText = $input;
 393         if (!$titleText) $titleText = $parser->getTitle()->getText();
 394         list($condition, $date) = wrReportConditionRender($titleText);
 395         if ($date) $date = strftime('%d.%m.', $date);
 396         global $wrConditions;
 397         global $wrNewReportSection; //  = utf8_encode('Eintragen');
 398         global $wrShowReportsSection; //  = utf8_encode('Einträge');
 399         global $wgUser;
 400         global $wgWrReportMode; // e.g. 'summer'
 401         global $wgWrReportBlackListAll;
 402         global $wgWrReportBlackListStrangers;
 403
 404         // Determine, whether the user is allowed to make a new report
 405         $userMayReport = ($wgWrReportMode == 'allow' || ($wgWrReportMode == 'loggedin' && $wgUser->isLoggedIn()));
 406         if ($userMayReport) {
 407                 if (in_array($titleText, $wgWrReportBlackListAll)) $userMayReport = false;
 408                 if (!$wgUser->isLoggedIn() && in_array($titleText, $wgWrReportBlackListStrangers)) $userMayReport = false;
 409         }
 410
 411         // Get the condition and create the response wiki text
 412         if (isset($wrConditions[$condition])) {
 413                 $wikiText = '[['. $titleText . '#' . $wrShowReportsSection . '|'. $wrConditions[$condition] . "]] <small>$date";
 414                 if ($userMayReport) $wikiText .= " ''[[" . $titleText . '#' . $wrNewReportSection . "|Neu]]''";
 415                 $wikiText .= "</small>";
 416         } else {
 417                 if ($userMayReport) $wikiText = "<small>''[[" . $titleText . '#' . $wrNewReportSection . "|Bitte eintragen]]''</small>";
 418                 else $wikiText = '--';
 419         }
 420         return wrReportSandboxParse($wikiText);
 421 }
 422
 423
 424
 425 // Special page
 426 // ------------
 427
 428 /// Specal Page to show reports
 429 class WrReport extends SpecialPage {
 430         function WrReport() {
 431                 SpecialPage::SpecialPage('WrReport');
 432                 wfLoadExtensionMessages('WrReport');
 433         }
 434
 435
 436         /// \param $par Possibilities:
 437         /// - action == 'view' (default)
 438         /// - action == 'preview': Preview new report
 439         /// - action == 'store': Store new report
 440         /// - action == 'deletepreview': Preview the deleted record
 441         /// - action == 'delete': Delete an existing report
 442         /// - action == 'showerror': Shows the error and exits
 443         /// \param $override_action If not NULL (default), it overrides the action in $par
 444         /// \param $errorMsg UFT-8 encoded error message (in WikiText) to show on top of the page or NULL (default):
 445         function execute($par, $override_action = NULL, $errorMsg = NULL) {
 446                 global $wgRequest, $wgOut;
 447
 448                 $this->setHeaders();
 449
 450                 // Get request data
 451                 $action = $wgRequest->getText('action');
 452                 if (!$action) {
 453                         if ($wgRequest->getVal('preview')) $action = 'preview';
 454                         elseif ($wgRequest->getVal('store')) $action = 'store';
 455                         elseif ($wgRequest->getVal('deletepreview')) $action = 'deletepreview';
 456                         elseif ($wgRequest->getVal('delete')) $action = 'delete';
 457                         else $action = 'view';
 458                 }
 459                 if ($override_action) $action = $override_action;
 460
 461                 // Show error message
 462                 if ($errorMsg || $action == 'showerror') {
 463                         $wgOut->addWikiText('<div class="errorbox">' . $errorMsg . "</div>\n");
 464                         if ($action == 'showerror') return;
 465                 }
 466
 467                 // Action view
 468                 if ($action == 'view') {
 469                         $conditions = array('date_invalid > now()');
 470                         $order = 'date_entry desc, date_report desc';
 471                         $rows = wrReportGetReports($conditions, $order);
 472                         if (count($rows) == 0) $wgOut->addWikiText("''Es wurden keine Bahnberichte in der Datenbank gefunden.''\n\n");
 473                         $wgOut->addHTML(wrReportTableRender2($rows, WRREPORT_DETAIL, wrReportUserMayDelete()));
 474                 }
 475
 476                 // Action deletepreview or delete
 477                 elseif ($action == 'deletepreview' || $action == 'delete') {
 478                         $reportid = (int) $wgRequest->getText('reportid');
 479                         if ($reportid == 0) {
 480                                 $this->execute($par, 'showerror', utf8_encode('Es wurde kein Bericht zum Löschen ausgewählt.'));
 481                                 return;
 482                         }
 483                         $rows = wrReportGetReports(array('id' => $reportid), '');
 484                         if (count($rows) != 1) {
 485                                 $this->execute($par, 'showerror', utf8_encode('Es wurde ein ungültiger Bericht zum Löschen ausgewählt.'));
 486                                 return;
 487                         }
 488                         $row = $rows[0];
 489                         if (!is_null($row['delete_date'])) {
 490                                 $this->execute($par, 'showerror', utf8_encode('Der angegebende Bericht ist bereits gelöscht.'));
 491                                 return;
 492                         }
 493                         $delete_reason_public = $wgRequest->getText('delete_reason_public');
 494                         $delete_person_name = $wgRequest->getText('delete_person_name');
 495                         $delete_invisible = $wgRequest->getText('delete_invisible') ? TRUE : FALSE;
 496                         if ($action == 'delete') {
 497                                 // page
 498                                 $title = Title::newFromId($row['page_id']);
 499
 500                                 // user
 501                                 global $wgUser;
 502                                 $delete_person_userid = $wgUser->getId();
 503                                 if ($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.
 504                                 $delete_person_username = $wgUser->getName();
 505
 506                                 // Check permissions - see also function wrReportUserMayDelete, that does also check permissions but does not return an error message.
 507                                 $errorMsg = NULL;
 508                                 global $wgWrReportDeleteMode;
 509                                 if ($wgWrReportDeleteMode == 'deny') $errorMsg = utf8_encode('Das Löschen von Rodelbahnberichten ist derzeit leider nicht erlaubt.');
 510                                 elseif ($wgWrReportDeleteMode == 'loggedin' && !$wgUser->isLoggedIn()) $errorMsg = utf8_encode('Derzeit dürfen nur angemeldete Benutzer Rodelbahnberichte löschen.');
 511                                 elseif (!$delete_person_name || !$delete_reason_public) $errorMsg = utf8_encode('Es müssen sowohl die Begründung als auch der Name angegeben werden.');
 512                                 if ($errorMsg) {
 513                                         $this->execute($par, 'deletepreview', $errorMsg);
 514                                         return;
 515                                 }
 516
 517                                 // "Delete" (update) entry
 518                                 $dbr = wfGetDB(DB_MASTER);
 519                                 $dbr->update(
 520                                         'wrreport',
 521                                         array(
 522                                                 'delete_date' => date('c'),
 523                                                 'delete_person_name' => $delete_person_name,
 524                                                 'delete_person_ip' => $_SERVER['REMOTE_ADDR'],
 525                                                 'delete_person_userid' => $delete_person_userid,
 526                                                 'delete_person_username' => $delete_person_username,
 527                                                 'delete_reason_public' => $delete_reason_public,
 528                                                 'delete_invisible' => $delete_invisible ? 't' : 'f'
 529                                         ),
 530                                         array('id' => $reportid)
 531                                 );
 532
 533                                 // Purge cache
 534                                 $title->invalidateCache();
 535                                 wrRecacheRegions();
 536
 537                                 // Show success message
 538                                 global $wrShowReportsSection;
 539                                 $wgOut->addWikiText(utf8_encode('<div class="successbox">Der Bahnbericht für [[') . $row['page_title'] . '#' . $wrShowReportsSection . '|' . $row['page_title'] . utf8_encode("]] wurde erfolgreich gelöscht.</div>\n"));
 540                         }
 541                         if ($action == 'deletepreview') {
 542                                 $preview_msg = "Bitte nur dann einen Bericht löschen, wenn Gründe vorliegen wie\n" .
 543                                 "* Beschimpfungen, Verleumdungen (wir wollen ''Rodelbahnen'' bewerten, nicht Personen)\n" .
 544                                 "* Werbung oder Spam (wenn jemand allerdings ''werbend'' zu gute Noten vergibt, lieber eigenen Bericht eintragen als löschen).\n\n";
 545                                 $wgOut->addWikiText(utf8_encode($preview_msg));
 546                                 $wgOut->addWikiText(utf8_encode("== Schneelagebericht, um den es beim Löschen geht ==\n"));
 547                                 $format = WRREPORT_COMPACT_PAGE;
 548                                 $wgOut->addHTML(wrReportTableRender2(array($row), $format, FALSE));
 549                                 $wgOut->addWikiText(utf8_encode("\n\n== Vorschau (derzeit noch nicht gelöscht) ==\n"));
 550                                 $row['delete_date'] = date('c');
 551                                 $row['delete_reason_public'] = $delete_reason_public;
 552                                 $row['delete_person_name'] = $delete_person_name;
 553                                 $row['delete_invisible'] = $delete_invisible;
 554                                 $wgOut->addHTML(wrReportTableRender2(array($row), $format, FALSE));
 555                                 $wgOut->addWikiText(utf8_encode("== Löschen ==\n"));
 556                                 $wgOut->addWikiText(utf8_encode("Die Begründung und der Name scheinen nicht in den normalen Listen auf, allerdings dienen sie den Administratoren dazu, sich schnell einen Überblick zu verschaffen, wer was warum gelöscht hat.\n"));
 557                                 $wgOut->addHTML(wrDeleteReportFormRender($reportid, $delete_person_name, $delete_reason_public, $delete_invisible));
 558                         }
 559                 }
 560
 561                 // Action preview or store
 562                 elseif ($action == 'preview' || $action == 'store') {
 563                         $page_title = $wgRequest->getText('page_title');
 564                         $date_report = $wgRequest->getText('date_report');
 565                         $condition = $wgRequest->getText('condition');
 566                         $description = $wgRequest->getText('description');
 567                         $author_name = $wgRequest->getText('author_name');
 568                         if ($action == 'store') {
 569                                 // page_id
 570                                 $title = Title::newFromText($page_title);
 571                                 $page_id = $title->getArticleId();
 572                                 if ($page_id == 0) $page_id = NULL;
 573
 574                                 // user_id
 575                                 global $wgUser;
 576                                 $author_userid = $wgUser->getId();
 577                                 if ($author_userid == 0) $author_userid = NULL; // to store a NULL value in the database if no user is logged in instead of 0.
 578                                 $author_username = $wgUser->getName();
 579
 580                                 // condition
 581                                 $condition_int = (int) $condition;
 582                                 if ($condition_int >= 1 and $condition_int <= 5) $condition = $condition_int;
 583                                 else $condition = NULL;
 584
 585                                 // check conditions/permissions
 586                                 $errorMsg = NULL;
 587                                 global $wgWrReportMode;
 588                                 global $wgWrReportBlackListAll;
 589                                 global $wgWrReportBlackListStrangers;
 590                                 if ($wgWrReportMode == 'summer') $errorMsg = utf8_encode('Rodelbahnberichte sind in der schneefreien Zeit nicht erlaubt.');
 591                                 elseif ($wgWrReportMode == 'deny') $errorMsg = utf8_encode('Rodelbahnberichte sind derzeit leider nicht erlaubt.');
 592                                 elseif ($wgWrReportMode == 'loggedin' && !$wgUser->isLoggedIn()) $errorMsg = utf8_encode('Derzeit sind Rodelbahnberichte nur für angemeldete Benutzer erlaubt.');
 593                                 elseif (!$page_id) $errorMsg = utf8_encode('Die angegebene Seite wurde nicht gefunden.');
 594                                 elseif (in_array($page_title, $wgWrReportBlackListAll)) $errorMsg = utf8_encode('Bei der angegebenen Rodelbahn dürfen derzeit keine Rodelbahnberichte abgegeben werden.');
 595                                 elseif (!$wgUser->isLoggedIn() && in_array($page_title, $wgWrReportBlackListStrangers)) $errorMsg = utf8_encode('Bei der angegebenen Rodelbahn dürfen derzeit nur angemeldete Benutzer Rodelbahnberichte abgebe.');
 596                                 elseif (!$condition && !$description) $errorMsg = utf8_encode('Es sind sowohl die Beschreibung als auch die Bewertung leer/nicht vergeben.');
 597                                 elseif (!$wgUser->isLoggedIn()) {
 598                                         if (!$description) $errorMsg = utf8_encode('Bitte bei der Beschreibung eine kurze Begründung für die Bewertung abgeben.');
 599                                         elseif (!(stripos($description, 'http') === FALSE)) $errorMsg = utf8_encode('Der Text "http" ist leider für nicht-angemeldete Benutzer nicht erlaubt, weil wir in der Vergangenheit Fälle hatten, bei denen externe Werbelinks automatisiert eingetragen wurden.');
 600                                 }
 601
 602                                 // Chech whether identical reports are present
 603                                 if (!$errorMsg) {
 604                                         $dbr = wfGetDB(DB_SLAVE);
 605                                         $cond = 'condition';
 606                                         global $wgDBtype;
 607                                         if ($wgDBtype == "mysql") $cond = "`$cond`"; // "condition" is a reserved word in mysql
 608                                         $sqlConditions = array('page_id' => $page_id, 'date_report' => $date_report, $cond => $condition, 'description' => $description, 'author_name' => $author_name);
 609                                         $res = $dbr->select('wrreport', 'id', $sqlConditions);
 610                                         if ($res->numRows() == 1) $errorMsg = utf8_encode('Der Rodelbahnbericht wurde bereits früher gespeichert.');
 611                                         $dbr->freeResult($res);
 612                                 }
 613
 614                                 // Show error if any
 615                                 if ($errorMsg) {
 616                                         $this->execute($par, 'preview', $errorMsg);
 617                                         return;
 618                                 }
 619
 620                                 // Save entry
 621                                 $dbr = wfGetDB(DB_MASTER);
 622                                 $dbr->insert(
 623                                         'wrreport',
 624                                         array(
 625                                                 'page_id' => $page_id,
 626                                                 'page_title' => $page_title,
 627                                                 'date_report' => $date_report,
 628                                                 'date_entry' => date('c'),
 629                                                 'date_invalid' => date('c', strtotime('+9 days')),
 630                                                 $cond => $condition,
 631                                                 'description' => $description,
 632                                                 'author_name' => $author_name,
 633                                                 'author_ip' => $_SERVER['REMOTE_ADDR'],
 634                                                 'author_userid' => $author_userid,
 635                                                 'author_username' => $author_username
 636                                                 // 'delete_*' => // use database defaults (NULL)
 637                                         )
 638                                 );
 639
 640                                 // Purge cache
 641                                 $title->invalidateCache();
 642                                 wrRecacheRegions();
 643
 644                                 // Show success message
 645                                 global $wrShowReportsSection;
 646                                 $wgOut->addWikiText(utf8_encode('<div class="successbox">Der Bahnbericht für [[') . $page_title . '#' . $wrShowReportsSection . '|' . $page_title . utf8_encode("]] wurde erfolgreich gespeichert.</div>\n"));
 647                                 // We could redirect to result with the following line but we don't want to.
 648                                 // $wgOut->redirect($title->getFullURL() . '#Eintr.C3.A4ge');
 649                         }
 650                         if ($action == 'preview') {
 651                                 $wgOut->addWikiText(utf8_encode("== Vorschau (noch nicht gespeichert) ==\n"));
 652                                 $format = WRREPORT_COMPACT_PAGE;
 653                                 $row = array_fill_keys(wrReportGetColumnNames(), NULL);
 654                                 $row['page_title'] = $page_title;
 655                                 $row['date_report'] = $date_report;
 656                                 $row['condition'] = $condition;
 657                                 $row['description'] = $description;
 658                                 $row['author_name'] = $author_name;
 659                                 $wgOut->addHTML(wrReportTableRender2(array($row), $format, FALSE));
 660                                 $wgOut->addWikiText(utf8_encode("== Speichern oder Ändern ==\n"));
 661                                 $wgOut->addHTML(wrReportFormRender(FALSE, $page_title, $date_report, $condition, $description, $author_name));
 662                         }
 663
 664                 }
 665
 666                 else die('Wrong action');
 667         }
 668 }
 669
 670
 671 ?>