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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 $dayNames = array("Maanantai", "Tiistai", "Keskiviikko", "Torstai", "Perjantai", "Lauantai", "Sunnuntai");
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13
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14
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15 require "mcommon.inc.php";
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16 require "merrors.inc.php";
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17
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2
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18
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1
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19 function getHour($hour)
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20 {
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21 return "<br />".($hour + 8).":15 - ".($hour + 9).":00<br /><br />";
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22 }
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23
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2
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24
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1
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25 function checkClassID(&$id)
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26 {
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27 global $luokkaDefault;
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28 if (!preg_match("#^[A-Z]{3}\d\S+#", $id)) {
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29 errorMsg("Virhe! Luokan täytyy olla muotoa <b>XXXnXXX</b>, käytetään vakioavoa <b>".$luokkaDefault."</b>.");
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30 $id = $luokkaDefault;
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31 return FALSE;
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32 } else
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33 return TRUE;
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34 }
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35
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36
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37 // Check given parameters
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38 if (isset($_GET["luokka"])) {
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39 $luokka = $_GET["luokka"];
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40 if (checkClassID($luokka)) {
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41 setcookie("lukluokka", $luokka, time() + 365*24*60*60); // expire in a year
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42 }
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43 } else
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44 if (isset($_COOKIE["lukluokka"])) {
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45 $luokka = $_COOKIE["lukluokka"];
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46 checkClassID($luokka);
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47 } else {
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48 errorMsg("Luokkaa ei asetettu, käytetään vakioarvoa <b>".$luokkaDefault."</b>.");
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49 $luokka = $luokkaDefault;
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50 }
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51
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52
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53 if (isset($_GET["tila"])) {
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54 $tila = $_GET["tila"];
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55 echo "Luokkatilan näyttömoodi ei vielä tuettu.<br />\n";
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56 exit;
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57
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58 $fp = @fopen($classFile, "rb");
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59 if ($fp) {
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60 fclose($fp);
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61 }
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62 }
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63
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64
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65 function matchCourse($id)
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66 {
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67 global $cache, $infoURI, $cacheDirty;
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68
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69 // Check if course exists in cache
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70 if (!isset($cache[$id])) {
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71 $cacheDirty = TRUE;
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72 // Not cached, try to fetch data
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73 $data = @file_get_contents($infoURI.$id);
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74 if ($data !== FALSE) {
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75 if (preg_match("#<td class=\"smallheadercell\"><strong>(.+?)\s+(\d+)\s*op\s*</strong></td>#", $data, $m)) {
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76 // Add data to cache
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77 $cache[$id] = array("desc" => $m[1], "op" => intval($m[2]));
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78 }
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79 }
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80 }
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81
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82 if (isset($cache[$id]))
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83 return "<a target=\"_blank\" title=\"".htmlentities($id." - ".$cache[$id]["op"]." op").
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84 "\" href=\"".htmlentities($infoURI.$id)."\">".htmlentities($cache[$id]["desc"])."</a>";
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85 else
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86 return htmlentities($id);
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87 }
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88
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89
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90 function matchClass($matches)
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91 {
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92 global $baseURI;
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93 return "<b><a href=\"".$baseURI."tila=".$matches[1]."\">".$matches[1]."</a></b> ".$matches[2];
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94 }
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95
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96
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97 // Global cache for course data
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98 $cache = array();
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99 $cacheDirty = FALSE;
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100
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101
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102 // Try to read cachefile, if we can get file lock on it
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103 $fp = @fopen($cacheFile, "rb");
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104 if ($fp) {
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105 if (flock($fp, LOCK_SH)) {
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106 require($cacheFile);
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107 flock($fp, LOCK_UN);
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108 }
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109 fclose($fp);
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110 }
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111
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112
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113 if (file_exists($luokka.".data")) {
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114 require($luokka.".data");
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115 } else {
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116 errorMsg("Luokan ".htmlentities($luokka)." datatiedostoa ei löytynyt!");
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117 }
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118
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119 $totalHours = 0;
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120 $totalGrouped = 0;
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121 $dayHours = array();
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122 for ($day = 0; $day < $showDays; $day++)
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123 $dayHours[$day]["total"] = $dayHours[$day]["grouped"] = 0;
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124
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125 foreach ($classDefs as $id => $data) {
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126 $h = $data["hours"];
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127
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128 $totalHours += $h;
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129 $dayHours[$data["day"]]["total"] += $h;
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130
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131 if (!$data["grouped"]) {
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132 $totalGrouped += $h;
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133 $dayHours[$data["day"]]["grouped"] += $h;
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134 }
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135 }
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136
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137 for ($day = $showDays - 1; $day >= 0; $day--) {
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138 if ($dayHours[$day]["total"] == 0)
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139 $showDays--;
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140 else
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141 break;
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142 }
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143
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144
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145
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146 $pageTitle = $luokka." / ".join("; ", $classInfo["info"]);
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147 printPageHeader($pageTitle);
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148 echo "<h1>".$pageTitle."</h1>\n".
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149 "<p>".join("; ", $classInfo["general"])."</p>\n";
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150
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151 echo "<table class=\"timetable\">".
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152 " <tr>\n <th></th>\n";
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153 for ($day = 0; $day < $showDays; $day++) {
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154 echo " <th class=\"days\">".$dayNames[$day]."</th>\n";
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155 }
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156 echo " </tr>\n";
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157
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158 for ($hour = 0; $hour < $classInfo["maxhours"]; $hour++) {
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159 echo " <tr>\n";
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160 echo " <th class=\"hours\">".getHour($hour)."</th>\n";
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161 for ($day = 0; $day < $showDays; $day++) {
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162 if (isset($classHourTable[$hour][$day])) {
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163 $h = $classHourTable[$hour][$day];
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164
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165 if ($h < 1) {
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166 if ($h == 0) {
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167 $n = 0;
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168 for ($i = $hour; $i < $classInfo["maxhours"]; $i++)
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169 if ($classHourTable[$i][$day] == $h) {
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170 $classHourTable[$i][$day] = -1;
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171 $n++;
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172 } else
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173 break;
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174 echo " <td rowspan=\"".$n."\" class=\"clnothing\"></td>\n";
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175 }
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176 } else
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177 if (isset($classDefs[$h])) {
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178 if (!isset($classDefs[$h]["done"])) {
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179 $classDefs[$h]["done"] = true;
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180 $i = $classDefs[$h];
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181 $d = $classDefs[$h]["data"];
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182
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183 $isSplit = preg_match("/^[A-Z]\d{6}$/", $d[1]);
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184
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185 echo " <td rowspan=\"".$i["hours"].
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186 "\" class=\"".($isSplit || $i["grouped"] ? "clgrouped" : "clnormal")."\">";
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187
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188 if ($isSplit) {
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189 echo "<table>".
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190 "<tr><td>".matchCourse($d[0])."</td><td>".matchCourse($d[1])."</td></tr>";
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191 for ($j = 2; $j < count($d); $j += 2)
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192 echo "<tr><td>".htmlentities($d[$j])."</td><td>".(isset($d[$j+1]) ? htmlentities($d[$j+1]) : "")."</td></tr>";
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193 echo "</table>";
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194 } else {
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195 echo matchCourse($d[0])."<br />";
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196 for ($j = 1; $j < count($d); $j++)
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197 echo htmlentities($d[$j])."<br />";
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198 }
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199 echo "</td>\n";
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200 }
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201 } else
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202 errorMsg("Internal error cell $hour / $day : hour id $h does not exist!");
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203 } else
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204 errorMsg("Internal error, cell $hour / $day does not exist.");
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205 }
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206 echo " </tr>\n";
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207 }
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208
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209 echo " <tr>\n <td>Tunteja (<b>ryhmä</b>)</td>\n";
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210 for ($day = 0; $day < $showDays; $day++) {
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211 echo " <td>".$dayHours[$day]["total"]."h (<b>".$dayHours[$day]["grouped"]."h</b>)</td>\n";
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212 }
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213 echo " </tr>\n";
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214
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215 echo "</table>";
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216
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217
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218 // Show error messages
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219 if ($errorSet) {
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220 echo "<ul>\n";
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221 foreach ($errorMsgs as $msg)
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222 echo "<li>$msg</li>\n";
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223 echo "</ul>\n";
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224 }
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225
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226 printPageFooter();
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227
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228
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229 // Dump the course data cache, but only if it has changed
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230 if ($cacheDirty) {
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231 // First try append mode
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232 $fp = @fopen($cacheFile, "rb+");
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233
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234 // If file didn't exist, try write mode
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235 if (!$fp)
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236 $fp = @fopen($cacheFile, "wb");
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237
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238 if ($fp) {
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239 // Use locking to prevent concurrent access and dump data
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240 if (flock($fp, LOCK_EX)) {
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241 ftruncate($fp, 0);
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242 fwrite($fp, "<?\n\$cache = array(\n");
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243 foreach ($cache as $id => $data) {
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244 fwrite($fp, " \"".addslashes($id)."\" => array(\"desc\" => \"".
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245 addslashes($data["desc"])."\", \"op\" => ".$data["op"]."),\n");
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246 }
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247 fwrite($fp, ");\n?>");
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248 }
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249 fclose($fp);
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250 }
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251 }
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252
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253 ?> |
