initial commit

2017-10-10 14:30:28 +01:00
commit e1f112083d
49 changed files with 2710 additions and 0 deletions
--- a/cache.php
+++ b/cache.php
@@ -0,0 +1,141 @@
+<?php
+require_once 'config.php';
+require_once 'rooster.php';
+
+class Cache {
+    var $oRooster;
+
+    function Cache($oRooster) {
+        $this->oRooster = $oRooster;
+    }
+
+    function getWeek(&$iYear, &$iWeek) {
+        if (!isset($iYear)) {
+            $iYear = $this->oRooster->iYear;
+        }
+        if (!isset($iWeek)) {
+            $iWeek = $this->oRooster->iWeek;
+        }    
+    }
+
+    function getCached($aFiles) {
+        global $aConfig;
+        $sContents = null;
+        if (count($aFiles) > 0) {
+            krsort($aFiles);
+            $iTime = key($aFiles);
+            $sFile = current($aFiles);
+            if (time() / 3600 - $iTime <= $aConfig['cache']) {
+                $sContents = file_get_contents($sFile);
+                array_shift($aFiles);
+            }
+            foreach ($aFiles as $sFile) {
+                unlink($sFile);
+            }
+        }
+        return $sContents;
+    }
+
+    function getContents($sDirectory, $sExtension, $sGroup, $iYear = null, $iWeek = null) {
+        $this->getWeek($iYear, $iWeek);
+        $sGlob = sprintf('%s/%s-%d-%02d-*.%s', $sDirectory, md5($sGroup), $iYear, $iWeek, $sExtension);
+        $sRegex = sprintf('~%s/[\da-f]+-[0-9]+-[0-9]+-([0-9]+).%s$~', $sDirectory, $sExtension);
+        $aFiles = array();
+        if (($aGlob = glob($sGlob)) === false) {
+            return null;
+        }
+        foreach ($aGlob as $sFile) {
+            if (preg_match($sRegex, $sFile, $aMatch)) {
+                $aFiles[$aMatch[1]] = $sFile;
+            }
+        }
+        return $this->getCached($aFiles);
+    }
+
+    function getGroups($aFilters) {
+        $aGroups = $aTodo = array();
+        foreach ($aFilters as $sFilter) {
+            $sGlob = sprintf('group/%s-*.base64', md5($sFilter));
+            $aFiles = array();
+            $sContents = null;
+            if (($aGlob = glob($sGlob)) !== false) {
+                foreach ($aGlob as $sFile) {
+                    if (preg_match('~group/[\da-f]+-([0-9]+).base64$~', $sFile, $aMatch)) {
+                        $aFiles[$aMatch[1]] = $sFile;
+                    }
+                }
+                $sContents = $this->getCached($aFiles);
+            }        
+            if (isset($sContents)) {
+                $aFilterGroups = unserialize(base64_decode($sContents));
+            } else {
+                $aFilterGroups = $this->oRooster->getGroups(array($sFilter));
+                $sFile = sprintf('group/%s-%d.base64', md5($sFilter), time() / 3600);
+                file_put_contents($sFile, base64_encode(serialize($aFilterGroups)));
+            }
+            $aGroups = array_merge($aGroups, $aFilterGroups);
+        }
+        return $aGroups;
+    }
+
+    function getRooster($sGroup, $iYear = null, $iWeek = null) {
+        $this->getWeek($iYear, $iWeek);
+        $sRooster = $this->getContents('rooster', 'html', $sGroup, $iYear, $iWeek);
+        if (!isset($sRooster)) {
+            $this->oRooster->setWeek($iYear, $iWeek);
+            $sRooster = $this->oRooster->getPage($sGroup);
+            $sFile = sprintf('rooster/%s-%d-%02d-%d.html', md5($sGroup), $iYear, $iWeek, time() / 3600);
+            file_put_contents($sFile, $sRooster);
+        }
+        return $sRooster;
+    }
+
+    function getData($sGroup, $iYear = null, $iWeek = null) {
+        $this->getWeek($iYear, $iWeek);
+        $sData = $this->getContents('data', 'base64', $sGroup, $iYear, $iWeek);
+        if (isset($sData)) {
+            return unserialize(base64_decode($sData));
+        } else {
+            $sRooster = $this->getContents('rooster', 'html', $sGroup, $iYear, $iWeek);
+            if (isset($sRooster)) {
+                $aData = $this->oRooster->getData($sRooster);
+            } else {
+                $this->oRooster->setWeek($iYear, $iWeek);
+                $sRooster = $this->oRooster->getPage($sGroup);
+                $sFile = sprintf('rooster/%s-%d-%02d-%d.html', md5($sGroup), $iYear, $iWeek, time() / 3600);
+                file_put_contents($sFile, $sRooster);
+                $aData = $this->oRooster->getData();
+            }
+            $sFile = sprintf('data/%s-%d-%02d-%d.base64', md5($sGroup), $iYear, $iWeek, time() / 3600);
+            file_put_contents($sFile, base64_encode(serialize($aData)));
+            return $aData;
+        }
+    }
+
+    function clean($bAll = false) {
+        global $aConfig;
+        $aGroupGlob = glob('group/*-*.base64');
+        $aRoosterGlob = glob('rooster/*-*-*-*.html');
+        $aDataGlob = glob('data/*-*-*-*.base64');
+        $aFiles = array_merge(
+            $aGroupGlob === false ? array() : $aGroupGlob,
+            $aRoosterGlob === false ? array() : $aRoosterGlob,
+            $aDataGlob === false ? array() : $aDataGlob);
+        foreach ($aFiles as $sFile) {
+            $bDelete = true;
+            if (!$bAll) {
+                $aFile = explode('.', $sFile);
+                if (count($aFile) == 2) {
+                    $aFile = explode('-', current($aFile));
+                    $iTime = array_pop($aFile);
+                    if (time() / 3600 - $iTime <= $aConfig['cache']) {
+                        $bDelete = false;
+                    }
+                }
+            }
+            if ($bDelete) {
+                unlink($sFile);
+            }
+        }
+    }
+}