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Code source de GeekLog 1.4.1 |
1 <?php 2 3 /* Reminder: always indent with 4 spaces (no tabs). */ 4 // +---------------------------------------------------------------------------+ 5 // | Geeklog 1.4 | 6 // +---------------------------------------------------------------------------+ 7 // | directory.php | 8 // | | 9 // | Directory of all the stories on a Geeklog site. | 10 // +---------------------------------------------------------------------------+ 11 // | Copyright (C) 2004-2006 by the following authors: | 12 // | | 13 // | Authors: Dirk Haun - dirk AT haun-online DOT de | 14 // +---------------------------------------------------------------------------+ 15 // | | 16 // | This program is free software; you can redistribute it and/or | 17 // | modify it under the terms of the GNU General Public License | 18 // | as published by the Free Software Foundation; either version 2 | 19 // | of the License, or (at your option) any later version. | 20 // | | 21 // | This program is distributed in the hope that it will be useful, | 22 // | but WITHOUT ANY WARRANTY; without even the implied warranty of | 23 // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 24 // | GNU General Public License for more details. | 25 // | | 26 // | You should have received a copy of the GNU General Public License | 27 // | along with this program; if not, write to the Free Software Foundation, | 28 // | Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | 29 // | | 30 // +---------------------------------------------------------------------------+ 31 // 32 // $Id: directory.php,v 1.13 2006/12/11 11:49:17 dhaun Exp $ 33 34 require_once ('lib-common.php'); 35 36 // configuration option: 37 // List stories for the current month on top of the overview page 38 // (if set = true) 39 $conf_list_current_month = false; 40 41 // name of this script 42 define ('THIS_SCRIPT', 'directory.php'); 43 44 $display = ''; 45 46 if (empty ($_USER['username']) && (($_CONF['loginrequired'] == 1) || 47 ($_CONF['directoryloginrequired'] == 1))) { 48 $display = COM_siteHeader ('menu', $LANG_DIR['title']); 49 $display .= COM_startBlock ($LANG_LOGIN[1], '', 50 COM_getBlockTemplate ('_msg_block', 'header')); 51 $login = new Template ($_CONF['path_layout'] . 'submit'); 52 $login->set_file (array ('login' => 'submitloginrequired.thtml')); 53 $login->set_var ('site_url', $_CONF['site_url']); 54 $login->set_var ('layout_url', $_CONF['layout_url']); 55 $login->set_var ('login_message', $LANG_LOGIN[2]); 56 $login->set_var ('lang_login', $LANG_LOGIN[3]); 57 $login->set_var ('lang_newuser', $LANG_LOGIN[4]); 58 $login->parse ('output', 'login'); 59 $display .= $login->finish ($login->get_var ('output')); 60 $display .= COM_endBlock (COM_getBlockTemplate ('_msg_block', 'footer')); 61 $display .= COM_siteFooter (); 62 echo $display; 63 exit; 64 } 65 66 /** 67 * Helper function: Calculate last day of a given month 68 * 69 * @param int $month Month 70 * @param int $year Year 71 * @return int Number of days in that month 72 * @bugs Will fail from 2038 onwards ... 73 * 74 * "The last day of any given month can be expressed as the "0" day 75 * of the next month", http://www.php.net/manual/en/function.mktime.php 76 * 77 */ 78 function DIR_lastDayOfMonth ($month, $year) 79 { 80 $month++; 81 if ($month > 12) { 82 $month = 1; 83 $year++; 84 } 85 86 $lastday = mktime (0, 0, 0, $month, 0, $year); 87 88 return intval(strftime('%d', $lastday)); 89 } 90 91 /** 92 * Display a topic selection drop-down menu 93 * 94 * @param string $topic current topic 95 * @param int $year current year 96 * @param int $month current month 97 * @param bool $standalone true: don't display form inline 98 * 99 */ 100 function DIR_topicList ($topic = 'all', $year = 0, $month = 0, $standalone = false) 101 { 102 global $_CONF, $LANG21; 103 104 $retval = ''; 105 106 $url = $_CONF['site_url'] . '/' . THIS_SCRIPT; 107 $retval .= '<form action="' . $url . '" method="POST"'; 108 if (!$standalone) { 109 $retval .= ' style="display:inline; float:right"' . LB; 110 } 111 $retval .= '>' . LB; 112 $retval .= '<select name="topic" onchange="this.form.submit()">' . LB; 113 $retval .= '<option value="all"'; 114 if ($topic == 'all') { 115 $retval .= ' selected="selected"'; 116 } 117 $retval .= '>' . $LANG21[7] . '</option>' . LB; 118 $retval .= COM_topicList ('tid,topic', $topic); 119 $retval .= '</select>' . LB; 120 $retval .= '<input type="hidden" name="year" value="' . $year . '">'; 121 $retval .= '<input type="hidden" name="month" value="' . $month . '">'; 122 $retval .= '</form>' . LB; 123 124 return $retval; 125 } 126 127 /** 128 * Build link to a month's page 129 * 130 * @param string $topic current topic 131 * @param int $year year to link to 132 * @param int $month month to link to 133 * @param int $count number of stories for that month (may be 0) 134 * @return string month name + count, as link or plain text 135 * 136 */ 137 function DIR_monthLink ($topic, $year, $month, $count) 138 { 139 global $_CONF, $LANG_MONTH; 140 141 $retval = ''; 142 143 if ($count > 0) { 144 $retval .= '<a href="' . COM_buildUrl ($_CONF['site_url'] . '/' 145 . THIS_SCRIPT . '?topic=' . urlencode ($topic) . '&year=' 146 . $year . '&month=' . $month) . '">'; 147 } 148 149 $retval .= $LANG_MONTH[$month] . ' (' . COM_numberFormat ($count) . ')' 150 . LB; 151 152 if ($count > 0) { 153 $retval .= '</a>'; 154 } 155 156 $retval .= LB; 157 158 return $retval; 159 } 160 161 /** 162 * Display navigation bar 163 * 164 * @param string $topic current topic 165 * @param int $year current year 166 * @param int $month current month (or 0 for year view pages) 167 * @return string navigation bar with prev, next, and "up" links 168 * 169 */ 170 function DIR_navBar ($topic, $year, $month = 0) 171 { 172 global $_CONF, $_TABLES, $LANG05, $LANG_DIR; 173 174 $retval = ''; 175 176 $retval .= '<div class="pagenav">'; 177 178 if ($month == 0) { 179 $prevyear = $year - 1; 180 $nextyear = $year + 1; 181 } else { 182 $prevyear = $year; 183 $prevmonth = $month - 1; 184 if ($prevmonth == 0) { 185 $prevmonth = 12; 186 $prevyear--; 187 } 188 $nextyear = $year; 189 $nextmonth = $month + 1; 190 if ($nextmonth > 12) { 191 $nextmonth = 1; 192 $nextyear++; 193 } 194 } 195 196 $result = DB_query ("SELECT MIN(YEAR(date)) AS year FROM {$_TABLES['stories']}"); 197 $A = DB_fetchArray ($result); 198 if ($prevyear < $A['year']) { 199 $prevyear = 0; 200 } 201 202 $currentyear = date ('Y', time ()); 203 if ($nextyear > $currentyear) { 204 $nextyear = 0; 205 } 206 207 if ($prevyear > 0) { 208 $url = $_CONF['site_url'] . '/' . THIS_SCRIPT . '?topic=' 209 . urlencode ($topic) . '&year=' . $prevyear; 210 if ($month > 0) { 211 $url .= '&month=' . $prevmonth; 212 } 213 $retval .= '<a href="' . COM_buildUrl ($url) . '">' . $LANG05[6] 214 . '</a>'; 215 } else { 216 $retval .= $LANG05[6]; 217 } 218 219 $retval .= ' | '; 220 221 $url = $_CONF['site_url'] . '/' . THIS_SCRIPT; 222 if ($topic != 'all') { 223 $url = COM_buildUrl ($url . '?topic=' . urlencode ($topic)); 224 } 225 $retval .= '<a href="' . $url . '">' . $LANG_DIR['nav_top'] . '</a>'; 226 227 $retval .= ' | '; 228 229 if ($nextyear > 0) { 230 $url = $_CONF['site_url'] . '/' . THIS_SCRIPT . '?topic=' 231 . urlencode ($topic) . '&year=' . $nextyear; 232 if ($month > 0) { 233 $url .= '&month=' . $nextmonth; 234 } 235 $retval .= '<a href="' . COM_buildUrl ($url) . '">' . $LANG05[5] 236 . '</a>'; 237 } else { 238 $retval .= $LANG05[5]; 239 } 240 241 $retval .= '</div>' . LB; 242 243 return $retval; 244 } 245 246 /** 247 * Display month view 248 * 249 * @param string $topic current topic 250 * @param int $year year to display 251 * @param int $month month to display 252 * @param bool $main true: display view on its own page 253 * @return string list of articles for the given month 254 * 255 */ 256 function DIR_displayMonth ($topic, $year, $month, $main = false) 257 { 258 global $_CONF, $_TABLES, $LANG_MONTH, $LANG_DIR; 259 260 $retval = ''; 261 262 if ($main) { 263 $retval .= '<div><h1 style="display:inline">' . $LANG_MONTH[$month] 264 . ' ' . $year . '</h1> ' . DIR_topicList ($topic, $year, $month) 265 . '</div>' . LB; 266 } else { 267 $retval .= '<h1>' . $LANG_MONTH[$month] . ' ' . $year . '</h1>' . LB; 268 } 269 270 $start = sprintf ('%04d-%02d-01 00:00:00', $year, $month); 271 $lastday = DIR_lastDayOfMonth ($month, $year); 272 $end = sprintf ('%04d-%02d-%02d 23:59:59', $year, $month, $lastday); 273 274 $sql = "SELECT sid,title,UNIX_TIMESTAMP(date) AS day,DATE_FORMAT(date, '%e') AS mday FROM {$_TABLES['stories']} WHERE (date >= '$start') AND (date <= '$end') AND (draft_flag = 0) AND (date <= NOW())"; 275 if ($topic != 'all') { 276 $sql .= " AND (tid = '$topic')"; 277 } 278 $sql .= COM_getTopicSql ('AND') . COM_getPermSql ('AND') 279 . COM_getLangSQL ('sid', 'AND') . " ORDER BY date ASC"; 280 281 $result = DB_query ($sql); 282 $numrows = DB_numRows ($result); 283 284 if ($numrows > 0) { 285 $entries = array (); 286 $mday = 0; 287 288 for ($i = 0; $i < $numrows; $i++) { 289 $A = DB_fetchArray ($result); 290 291 if ($mday != $A['mday']) { 292 if (sizeof ($entries) > 0) { 293 $retval .= COM_makeList ($entries); 294 $entries = array (); 295 } 296 297 $curtime = COM_getUserDateTimeFormat ($A['day']); 298 $day = $curtime[0]; 299 300 $day = strftime ($_CONF['shortdate'], $A['day']); 301 302 $retval .= '<h2>' . $day . '</h2>' . LB; 303 304 $mday = $A['mday']; 305 } 306 307 $url = COM_buildUrl ($_CONF['site_url'] . '/article.php?story=' 308 . $A['sid']); 309 $entries[] = '<a href="' . $url . '">' . stripslashes ($A['title']) 310 . '</a>'; 311 } 312 313 if (sizeof ($entries) > 0) { 314 $retval .= COM_makeList ($entries); 315 } 316 317 } else { 318 $retval .= '<p>' . $LANG_DIR['no_articles'] . '</p>'; 319 } 320 321 $retval .= LB; 322 323 return $retval; 324 } 325 326 /** 327 * Display year view 328 * 329 * @param string $topic current topic 330 * @param int $year year to display 331 * @param bool $main true: display view on its own page 332 * @return string list of months (+ number of stories) for given year 333 * 334 */ 335 function DIR_displayYear ($topic, $year, $main = false) 336 { 337 global $_CONF, $_TABLES, $LANG_MONTH, $LANG_DIR; 338 339 $retval = ''; 340 341 if ($main) { 342 $retval .= '<div><h1 style="display:inline">' . $year . '</h1> ' 343 . DIR_topicList ($topic, $year) . '</div>' . LB; 344 } else { 345 $retval .= '<h2>' . $year . '</h2>' . LB; 346 } 347 348 $currentyear = date ('Y', time ()); 349 $currentmonth = date ('m', time ()); 350 351 $start = sprintf ('%04d-01-01 00:00:00', $year); 352 $end = sprintf ('%04d-12-31 23:59:59', $year); 353 354 $monthsql = array(); 355 $monthsql['mysql'] = "SELECT DISTINCT MONTH(date) AS month,COUNT(*) AS count FROM {$_TABLES['stories']} WHERE (date >= '$start') AND (date <= '$end') AND (draft_flag = 0) AND (date <= NOW())"; 356 $monthsql['mssql'] = "SELECT MONTH(date) AS month,COUNT(sid) AS count FROM {$_TABLES['stories']} WHERE (date >= '$start') AND (date <= '$end') AND (draft_flag = 0) AND (date <= NOW())"; 357 if ($topic != 'all') { 358 $monthsql['mysql'] .= " AND (tid = '$topic')"; 359 $monthsql['mssql'] .= " AND (tid = '$topic')"; 360 } 361 $monthsql['mysql'] .= COM_getTopicSql ('AND') . COM_getPermSql ('AND') 362 . COM_getLangSQL ('sid', 'AND'); 363 $monthsql['mssql'] .= COM_getTopicSql ('AND') . COM_getPermSql ('AND') 364 . COM_getLangSQL ('sid', 'AND'); 365 366 $msql = array(); 367 $msql['mysql'] = $monthsql['mysql'] . " GROUP BY MONTH(date) ORDER BY date ASC"; 368 $msql['mssql'] = $monthsql['mssql'] . " GROUP BY MONTH(date) ORDER BY month(date) ASC"; 369 370 $mresult = DB_query ($msql); 371 $nummonths = DB_numRows ($mresult); 372 373 if ($nummonths > 0) { 374 $retval .= '<ul>' . LB; 375 $lastm = 1; 376 for ($j = 0; $j < $nummonths; $j++) { 377 $M = DB_fetchArray ($mresult); 378 379 for (; $lastm < $M['month']; $lastm++) { 380 $retval .= '<li>' . DIR_monthLink ($topic, $year, $lastm, 0) 381 . '</li>'; 382 } 383 $lastm = $M['month'] + 1; 384 385 $retval .= '<li>' . DIR_monthLink ($topic, $year, $M['month'], 386 $M['count']) . '</li>'; 387 } 388 389 if ($year == $currentyear) { 390 $fillm = $currentmonth; 391 } else { 392 $fillm = 12; 393 } 394 395 if ($lastm <= $fillm) { 396 for (; $lastm <= $fillm; $lastm++) { 397 $retval .= '<li>' . DIR_monthLink ($topic, $year, $lastm, 0) 398 . '</li>'; 399 } 400 } 401 402 $retval .= '</ul>' . LB; 403 } else { 404 $retval .= '<p>' . $LANG_DIR['no_articles'] . '</p>'; 405 } 406 407 $retval .= LB; 408 409 return $retval; 410 } 411 412 /** 413 * Display main view (list of years) 414 * 415 * Displays an overview of all the years and months, starting with the first 416 * year for which a story has been posted. Can optionally display a list of 417 * the stories for the current month at the top of the page. 418 * 419 * @param string $topic current topic 420 * @param bool $list_current_month true = list stories f. current month 421 * @return string list of all the years in the db 422 * 423 */ 424 function DIR_displayAll ($topic, $list_current_month = false) 425 { 426 global $_TABLES, $LANG_DIR; 427 428 $retval = ''; 429 430 if ($list_current_month) { 431 $currentyear = date ('Y', time ()); 432 $currentmonth = date ('n', time ()); 433 434 $retval .= DIR_displayMonth ($topic, $currentyear, $currentmonth); 435 436 $retval .= '<hr>' . LB; 437 } 438 439 $retval .= '<div><h1 style="display:inline">' . $LANG_DIR['title'] 440 . '</h1> ' . DIR_topicList ($topic) . '</div>' . LB; 441 442 $yearsql = array(); 443 $yearsql['mysql'] = "SELECT DISTINCT YEAR(date) AS year,date FROM {$_TABLES['stories']} WHERE (draft_flag = 0) AND (date <= NOW())" . COM_getTopicSql ('AND') . COM_getPermSql ('AND') . COM_getLangSQL ('sid', 'AND'); 444 $yearsql['mssql'] = "SELECT YEAR(date) AS year FROM {$_TABLES['stories']} WHERE (draft_flag = 0) AND (date <= NOW())" . COM_getTopicSql ('AND') . COM_getPermSql ('AND') . COM_getLangSQL ('sid', 'AND'); 445 $ysql = array(); 446 $ysql['mysql'] = $yearsql['mysql'] . " GROUP BY YEAR(date) ORDER BY date DESC"; 447 $ysql['mssql'] = $yearsql['mssql'] . " GROUP BY YEAR(date) ORDER BY YEAR(date) DESC"; 448 449 $yresult = DB_query ($ysql); 450 $numyears = DB_numRows ($yresult); 451 452 for ($i = 0; $i < $numyears; $i++) { 453 $Y = DB_fetchArray ($yresult); 454 455 $retval .= DIR_displayYear ($topic, $Y['year']); 456 } 457 458 return $retval; 459 } 460 461 // MAIN 462 $display = ''; 463 464 if (isset ($_POST['topic']) && isset ($_POST['year']) && isset ($_POST['month'])) { 465 $topic = $_POST['topic']; 466 $year = $_POST['year']; 467 $month = $_POST['month']; 468 } else { 469 COM_setArgNames (array ('topic', 'year', 'month')); 470 $topic = COM_getArgument ('topic'); 471 $year = COM_getArgument ('year'); 472 $month = COM_getArgument ('month'); 473 } 474 475 $topic = COM_applyFilter ($topic); 476 if (empty ($topic)) { 477 $topic = 'all'; 478 } 479 $year = COM_applyFilter ($year, true); 480 if ($year < 0) { 481 $year = 0; 482 } 483 $month = COM_applyFilter ($month, true); 484 if (($month < 1) || ($month > 12)) { 485 $month = 0; 486 } 487 488 if (($year != 0) && ($month != 0)) { 489 $title = sprintf ($LANG_DIR['title_month_year'], 490 $LANG_MONTH[$month], $year); 491 $display .= COM_siteHeader ('menu', $title); 492 $display .= DIR_displayMonth ($topic, $year, $month, true); 493 $display .= DIR_navBar ($topic, $year, $month); 494 } else if ($year != 0) { 495 $title = sprintf ($LANG_DIR['title_year'], $year); 496 $display .= COM_siteHeader ('menu', $title); 497 $display .= DIR_displayYear ($topic, $year, true); 498 $display .= DIR_navBar ($topic, $year); 499 } else { 500 $display .= COM_siteHeader ('menu', $LANG_DIR['title']); 501 $display .= DIR_displayAll ($topic, $conf_list_current_month); 502 } 503 504 $display .= COM_siteFooter (true); 505 506 echo $display; 507 508 ?>
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