Mercurial > hg > lukkari
view beta.php @ 12:306028aa2253
Fix hour counts when table has been modified.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Tue, 11 Jan 2011 23:05:49 +0200 |
parents | 03c393c347c7 |
children | 57dd1db922c2 |
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<? $pageCSS = array("http://tnsp.org/docs1.css", "luk.css"); $pageCharset = "iso-8859-15"; $luokkaDefault = "TTE9SNO"; $dataDir = "cache/"; $classFile = "luokat.txt"; $mapFile = "kartta.png"; $roomFile = "luokkatilat.txt"; $cacheFile = "coursecache.txt"; $baseURI = "http://tnsp.org/luk/beta.php"; $infoURI = "http://www.oamk.fi/opiskelijalle/rakenne/opinto-opas/koulutusohjelmat/?sivu=oj&kieli=FI&opas=2010-2011&vuosi=10S11K&koodi1="; $dayNames = array("Maanantai", "Tiistai", "Keskiviikko", "Torstai", "Perjantai", "Lauantai", "Sunnuntai"); // Include framework require "mcommon.inc.php"; require "merrors.inc.php"; // Helper functions function checkClassID(&$id) { global $luokkaDefault; if (!preg_match("#^[A-Z]{3}\d\S+|ccr#", $id)) { errorMsg("Virhe! Luokan täytyy olla muotoa <b>XXXnXXX</b>, käytetään vakioavoa <b>".$luokkaDefault."</b>."); $id = $luokkaDefault; return FALSE; } else return TRUE; } // Check given parameters if (isset($_GET["luokka"])) { $luokka = $_GET["luokka"]; if (checkClassID($luokka)) { setcookie("lukluokka", $luokka, time() + 365*24*60*60); // expire in a year } } else if (isset($_COOKIE["lukluokka"])) { $luokka = $_COOKIE["lukluokka"]; checkClassID($luokka); } else { errorMsg("Luokkaa ei asetettu, käytetään vakioarvoa <b>".$luokkaDefault."</b>."); $luokka = $luokkaDefault; } if (isset($_GET["tila"])) { $tila = $_GET["tila"]; echo "Luokkatilan näyttömoodi ei vielä tuettu.<br />\n"; exit; $fp = @fopen($roomFile, "rb"); if ($fp) { fclose($fp); } } function getHour($hour) { return "<br />".($hour + 8).":15 - ".($hour + 9).":00<br /><br />"; } function matchCourse($id) { global $cache, $infoURI, $cacheDirty; // Check if course exists in cache if (!isset($cache[$id])) { $cacheDirty = TRUE; // Not cached, try to fetch data $data = @file_get_contents($infoURI.$id); if ($data !== FALSE) { if (preg_match("#<td class=\"smallheadercell\"><strong>(.+?)\s+(\d+)\s*op\s*</strong></td>#", $data, $m)) { // Add data to cache $cache[$id] = array("desc" => $m[1], "op" => intval($m[2])); } } } if (isset($cache[$id])) return "<a target=\"_blank\" title=\"".htmlentities($id." - ".$cache[$id]["op"]." op"). "\" href=\"".htmlentities($infoURI.$id)."\">".htmlentities($cache[$id]["desc"])."</a>"; else return htmlentities($id); } function matchClass($matches) { global $baseURI; return "<b><a href=\"".$baseURI."?tila=".$matches[1]."\">".$matches[1]."</a></b> ".$matches[2]; } // Global cache for course data $cache = array(); $cacheDirty = FALSE; // Try to read cachefile, if we can get file lock on it $fp = @fopen($cacheFile, "rb"); if ($fp) { if (flock($fp, LOCK_SH)) { require($cacheFile); flock($fp, LOCK_UN); } fclose($fp); } $fp = @fopen($classFile, "rb"); $classes = array(); if ($fp) { if (flock($fp, LOCK_SH)) { while (!feof($fp)) { $str = trim(fgets($fp, 128)); if ($str[0] != "#" && strlen($str) > 2) $classes[] = $str; } flock($fp, LOCK_UN); } fclose($fp); } if (!file_exists($dataDir.$luokka.".data")) { errorMsg("Luokan ".htmlentities($luokka)." datatiedostoa ei löytynyt!"); $haveData = FALSE; } else { require($dataDir.$luokka.".data"); $haveData = isset($classDefs); } function printHourInfo($dayHours, $showDays) { $out = " <tr>\n <td>Tunteja (<b>ryhmä</b>)</td>\n"; for ($day = 0; $day < $showDays; $day++) { $out .= " <td>".$dayHours[$day]["total"]."h (<b>".$dayHours[$day]["grouped"]."h</b>)</td>\n"; } return $out." </tr>\n"; } function findHours($start, $day, $cmp, $mark = FALSE) { global $classHourTable, $classInfo; $n = 0; for ($i = $start; $i < $classInfo["maxhours"]; $i++) if ($classHourTable[$i][$day] == $cmp) { if ($mark) $classHourTable[$i][$day] = -9999; $n++; } else break; return $n; } if ($haveData) { $totalHours = 0; $totalGrouped = 0; $dayHours = array(); for ($day = 0; $day < $classInfo["maxdays"]; $day++) { $dayHours[$day]["total"] = $dayHours[$day]["grouped"] = 0; for ($hour = 0; $hour < $classInfo["maxhours"]; $hour++) { $id = $classHourTable[$hour][$day]; if ($id > 0) { $totalHours++; $dayHours[$day]["total"]++; if ($classDefs[$id]["grouped"]) { $totalGrouped++; $dayHours[$day]["grouped"]++; } } } } // Create the timetable table $out = "<p>".join("; ", $classInfo["general"])."</p>\n". "<div>Viikossa yhteensä <b>".$totalHours."</b> tuntia, joista <b>".$totalGrouped."</b> ryhmissä tai vuoroviikoin.</div>\n". "<table class=\"timetable\">". " <tr>\n <th></th>\n"; for ($day = 0; $day < $classInfo["maxdays"]; $day++) { $out .= " <th class=\"days\">".$dayNames[$day]."</th>\n"; } $out .= " </tr>\n"; for ($hour = 0; $hour < $classInfo["maxhours"]; $hour++) { $out .= " <tr>\n". " <th class=\"hours\">".getHour($hour)."</th>\n"; for ($day = 0; $day < $classInfo["maxdays"]; $day++) { if (isset($classHourTable[$hour][$day])) { $h = $classHourTable[$hour][$day]; if ($h < 1) { if ($h > -9999) { $n = findHours($hour, $day, $h, TRUE); $out .= " <td rowspan=\"".$n."\" class=\"clnothing\"></td>\n"; } } else if (isset($classDefs[$h])) { if (!isset($classDefs[$h]["done"])) { $classDefs[$h]["done"] = true; $i = $classDefs[$h]; $d = $classDefs[$h]["data"]; $isSplit = preg_match("/^[A-Z]\d{6}$/", $d[1]); $hours = findHours($hour, $day, $h, FALSE); if ($hours != $i["hours"]) { errorMsg("Internal error, cell $hour / $day : hour id $h hours ($hours) do not match ".$i["hours"]."!"); } $out .= " <td rowspan=\"".$hours. "\" class=\"".($isSplit || $i["grouped"] ? "clgrouped" : "clnormal")."\">"; if ($isSplit) { $out .= "<table>". "<tr><td>".matchCourse($d[0])."</td><td>".matchCourse($d[1])."</td></tr>"; for ($j = 2; $j < count($d); $j += 2) $out .= "<tr><td>".htmlentities($d[$j])."</td><td>".(isset($d[$j+1]) ? htmlentities($d[$j+1]) : "")."</td></tr>"; $out .= "</table>"; } else { $out .= matchCourse($d[0])."<br />"; for ($j = 1; $j < count($d); $j++) $out .= htmlentities($d[$j])."<br />"; } $out .= "<div class=\"nhours\"><span>".$hours."h</span></div></td>\n"; } } else errorMsg("Internal error cell $hour / $day : hour id $h does not exist!"); } else errorMsg("Internal error, cell $hour / $day does not exist."); } $out .= " </tr>\n"; } $out .= printHourInfo($dayHours, $classInfo["maxdays"]). "</table>"; } // haveData $pageTitle = $haveData ? $luokka." / ".join("; ", $classInfo["info"]) : $luokka; printPageHeader($pageTitle); echo "<h1>".$pageTitle."</h1>\n"; echo "<form action=\"".$baseURI."\" method=\"get\">\n". " <select name=\"luokka\">\n"; foreach ($classes as $class) { echo " <option value=\"".$class."\">".htmlentities($class)."</option>\n"; } echo " </select>\n <input type=\"submit\" value=\" Vaihda \" />\n</form>\n"; // Show error messages if ($errorSet) { echo "<ul>\n"; foreach ($errorMsgs as $msg) echo "<li>$msg</li>\n"; echo "</ul>\n"; } echo $out; printPageFooter(); // Dump the course data cache, but only if it has changed if ($cacheDirty) { // First try append mode $fp = @fopen($cacheFile, "rb+"); // If file didn't exist, try write mode if (!$fp) $fp = @fopen($cacheFile, "wb"); if ($fp) { // Use locking to prevent concurrent access and dump data if (flock($fp, LOCK_EX)) { ftruncate($fp, 0); fwrite($fp, "<?\n\$cache = array(\n"); foreach ($cache as $id => $data) { fwrite($fp, " \"".addslashes($id)."\" => array(\"desc\" => \"". addslashes($data["desc"])."\", \"op\" => ".$data["op"]."),\n"); } fwrite($fp, ");\n?>"); } fclose($fp); } } ?>