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1 <?
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2 $pageCSS = array("http://tnsp.org/docs1.css", "luk.css");
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3 $pageCharset = "iso-8859-15";
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4 $luokkaDefault = "TTE9SNO";
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5 $mapFile = "kartta.png";
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6 $classFile = "luokkatilat.txt";
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7 $cacheFile = "coursecache.txt";
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8 $baseURI = "http://tnsp.org/luk/?";
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9 $infoURI = "http://www.oamk.fi/opiskelijalle/rakenne/opinto-opas/koulutusohjelmat/?sivu=oj&kieli=FI&opas=2010-2011&vuosi=10S11K&koodi1=";
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10
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11 $showDays = 6;
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12 $dayNames = array("Maanantai", "Tiistai", "Keskiviikko", "Torstai", "Perjantai", "Lauantai", "Sunnuntai");
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13
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14
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15 require "mcommon.inc.php";
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16 require "merrors.inc.php";
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17
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18 function getHour($hour)
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19 {
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20 return "<br />".($hour + 8).":15 - ".($hour + 9).":00<br /><br />";
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21 }
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22
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23 function checkClassID(&$id)
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24 {
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25 global $luokkaDefault;
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26 if (!preg_match("#^[A-Z]{3}\d\S+#", $id)) {
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27 errorMsg("Virhe! Luokan täytyy olla muotoa <b>XXXnXXX</b>, käytetään vakioavoa <b>".$luokkaDefault."</b>.");
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28 $id = $luokkaDefault;
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29 return FALSE;
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30 } else
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31 return TRUE;
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32 }
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33
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34
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35 // Check given parameters
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36 if (isset($_GET["luokka"])) {
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37 $luokka = $_GET["luokka"];
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38 if (checkClassID($luokka)) {
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39 setcookie("lukluokka", $luokka, time() + 365*24*60*60); // expire in a year
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40 }
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41 } else
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42 if (isset($_COOKIE["lukluokka"])) {
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43 $luokka = $_COOKIE["lukluokka"];
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44 checkClassID($luokka);
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45 } else {
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46 errorMsg("Luokkaa ei asetettu, käytetään vakioarvoa <b>".$luokkaDefault."</b>.");
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47 $luokka = $luokkaDefault;
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48 }
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49
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50
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51 if (isset($_GET["tila"])) {
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52 $tila = $_GET["tila"];
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53 echo "Luokkatilan näyttömoodi ei vielä tuettu.<br />\n";
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54 exit;
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55
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56 $fp = @fopen($classFile, "rb");
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57 if ($fp) {
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58 fclose($fp);
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59 }
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60 }
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61
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62
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63 function matchCourse($id)
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64 {
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65 global $cache, $infoURI, $cacheDirty;
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66
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67 // Check if course exists in cache
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68 if (!isset($cache[$id])) {
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69 $cacheDirty = TRUE;
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70 // Not cached, try to fetch data
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71 $data = @file_get_contents($infoURI.$id);
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72 if ($data !== FALSE) {
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73 if (preg_match("#<td class=\"smallheadercell\"><strong>(.+?)\s+(\d+)\s*op\s*</strong></td>#", $data, $m)) {
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74 // Add data to cache
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75 $cache[$id] = array("desc" => $m[1], "op" => intval($m[2]));
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76 }
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77 }
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78 }
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79
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80 if (isset($cache[$id]))
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81 return "<a target=\"_blank\" title=\"".htmlentities($id." - ".$cache[$id]["op"]." op").
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82 "\" href=\"".htmlentities($infoURI.$id)."\">".htmlentities($cache[$id]["desc"])."</a>";
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83 else
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84 return htmlentities($id);
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85 }
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86
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87
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88 function matchClass($matches)
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89 {
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90 global $baseURI;
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91 return "<b><a href=\"".$baseURI."tila=".$matches[1]."\">".$matches[1]."</a></b> ".$matches[2];
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92 }
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93
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94
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95 // Global cache for course data
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96 $cache = array();
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97 $cacheDirty = FALSE;
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98
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99
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100 // Try to read cachefile, if we can get file lock on it
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101 $fp = @fopen($cacheFile, "rb");
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102 if ($fp) {
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103 if (flock($fp, LOCK_SH)) {
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104 require($cacheFile);
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105 flock($fp, LOCK_UN);
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106 }
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107 fclose($fp);
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108 }
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109
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110
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111 if (file_exists($luokka.".data")) {
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112 require($luokka.".data");
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113 } else {
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114 errorMsg("Luokan ".htmlentities($luokka)." datatiedostoa ei löytynyt!");
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115 }
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116
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117 $totalHours = 0;
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118 $totalGrouped = 0;
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119 $dayHours = array();
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120 for ($day = 0; $day < $showDays; $day++)
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121 $dayHours[$day]["total"] = $dayHours[$day]["grouped"] = 0;
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122
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123 foreach ($classDefs as $id => $data) {
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124 $h = $data["hours"];
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125
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126 $totalHours += $h;
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127 $dayHours[$data["day"]]["total"] += $h;
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128
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129 if (!$data["grouped"]) {
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130 $totalGrouped += $h;
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131 $dayHours[$data["day"]]["grouped"] += $h;
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132 }
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133 }
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134
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135 for ($day = $showDays - 1; $day >= 0; $day--) {
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136 if ($dayHours[$day]["total"] == 0)
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137 $showDays--;
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138 else
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139 break;
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140 }
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141
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142
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143
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144 $pageTitle = $luokka." / ".join("; ", $classInfo["info"]);
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145 printPageHeader($pageTitle);
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146 echo "<h1>".$pageTitle."</h1>\n".
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147 "<p>".join("; ", $classInfo["general"])."</p>\n";
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148
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149 echo "<table class=\"timetable\">".
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150 " <tr>\n <th></th>\n";
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151 for ($day = 0; $day < $showDays; $day++) {
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152 echo " <th class=\"days\">".$dayNames[$day]."</th>\n";
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153 }
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154 echo " </tr>\n";
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155
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156 for ($hour = 0; $hour < $classInfo["maxhours"]; $hour++) {
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157 echo " <tr>\n";
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158 echo " <th class=\"hours\">".getHour($hour)."</th>\n";
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159 for ($day = 0; $day < $showDays; $day++) {
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160 if (isset($classHourTable[$hour][$day])) {
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161 $h = $classHourTable[$hour][$day];
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162
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163 if ($h < 1) {
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164 if ($h == 0) {
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165 $n = 0;
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166 for ($i = $hour; $i < $classInfo["maxhours"]; $i++)
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167 if ($classHourTable[$i][$day] == $h) {
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168 $classHourTable[$i][$day] = -1;
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169 $n++;
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170 } else
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171 break;
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172 echo " <td rowspan=\"".$n."\" class=\"clnothing\"></td>\n";
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173 }
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174 } else
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175 if (isset($classDefs[$h])) {
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176 if (!isset($classDefs[$h]["done"])) {
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177 $classDefs[$h]["done"] = true;
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178 $i = $classDefs[$h];
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179 $d = $classDefs[$h]["data"];
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180
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181 $isSplit = preg_match("/^[A-Z]\d{6}$/", $d[1]);
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182
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183 echo " <td rowspan=\"".$i["hours"].
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184 "\" class=\"".($isSplit || $i["grouped"] ? "clgrouped" : "clnormal")."\">";
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185
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186 if ($isSplit) {
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187 echo "<table>".
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188 "<tr><td>".matchCourse($d[0])."</td><td>".matchCourse($d[1])."</td></tr>";
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189 for ($j = 2; $j < count($d); $j += 2)
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190 echo "<tr><td>".htmlentities($d[$j])."</td><td>".(isset($d[$j+1]) ? htmlentities($d[$j+1]) : "")."</td></tr>";
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191 echo "</table>";
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192 } else {
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193 echo matchCourse($d[0])."<br />";
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194 for ($j = 1; $j < count($d); $j++)
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195 echo htmlentities($d[$j])."<br />";
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196 }
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197 echo "</td>\n";
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198 }
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199 } else
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200 errorMsg("Internal error cell $hour / $day : hour id $h does not exist!");
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201 } else
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202 errorMsg("Internal error, cell $hour / $day does not exist.");
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203 }
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204 echo " </tr>\n";
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205 }
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206
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207 echo " <tr>\n <td>Tunteja (<b>ryhmä</b>)</td>\n";
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208 for ($day = 0; $day < $showDays; $day++) {
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209 echo " <td>".$dayHours[$day]["total"]."h (<b>".$dayHours[$day]["grouped"]."h</b>)</td>\n";
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210 }
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211 echo " </tr>\n";
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212
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213 echo "</table>";
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214
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215
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216 // Show error messages
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217 if ($errorSet) {
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218 echo "<ul>\n";
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219 foreach ($errorMsgs as $msg)
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220 echo "<li>$msg</li>\n";
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221 echo "</ul>\n";
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222 }
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223
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224 printPageFooter();
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225
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226
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227 // Dump the course data cache, but only if it has changed
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228 if ($cacheDirty) {
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229 // First try append mode
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230 $fp = @fopen($cacheFile, "rb+");
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231
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232 // If file didn't exist, try write mode
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233 if (!$fp)
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234 $fp = @fopen($cacheFile, "wb");
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235
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236 if ($fp) {
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237 // Use locking to prevent concurrent access and dump data
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238 if (flock($fp, LOCK_EX)) {
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239 ftruncate($fp, 0);
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240 fwrite($fp, "<?\n\$cache = array(\n");
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241 foreach ($cache as $id => $data) {
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242 fwrite($fp, " \"".addslashes($id)."\" => array(\"desc\" => \"".
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243 addslashes($data["desc"])."\", \"op\" => ".$data["op"]."),\n");
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244 }
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245 fwrite($fp, ");\n?>");
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246 }
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247 fclose($fp);
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248 }
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249 }
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250
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251 ?> |
