Merge pull request #20 from eraseyourknees/master

1.33.0

fetchupd.php

@@ -17,6 +17,7 @@ limitations under the License.
 
 require_once dirname(__FILE__).'/shared/main.php';
 require_once dirname(__FILE__).'/shared/requests.php';
+require_once dirname(__FILE__).'/shared/cache.php';
 require_once dirname(__FILE__).'/listid.php';
 
 function uupFetchUpd(
@@ -90,23 +91,10 @@ function uupFetchUpd(
         $type = 'Production';
     }
 
-    $cacheHash = hash('sha256', strtolower("api-fetch-$arch-$ring-$flight-$build-$minor-$sku-$type"));
-    $cached = 0;
-
-    if(file_exists('cache/'.$cacheHash.'.json.gz') && $cacheRequests == 1) {
-        $cache = @gzdecode(@file_get_contents('cache/'.$cacheHash.'.json.gz'));
-        $cache = json_decode($cache, 1);
-
-        if(!empty($cache['content']) && ($cache['expires'] > time())) {
-            consoleLogger('Using cached response...');
-            $out = $cache['content'];
-            $cached = 1;
-        } else {
-            $cached = 0;
-        }
-
-        unset($cache);
-    }
+    $res = "api-fetch-$arch-$ring-$flight-$build-$minor-$sku-$type";
+    $cache = new UupDumpCache($res);
+    $out = $cache->get();
+    $cached = ($out !== false);
 
     if(!$cached) {
         consoleLogger('Fetching information from the server...');
@@ -117,15 +105,7 @@ function uupFetchUpd(
         consoleLogger('Information has been successfully fetched.');
 
         if($cacheRequests == 1) {
-            $cache = array(
-                'expires' => time()+120,
-                'content' => $out,
-            );
-
-            if(!file_exists('cache')) mkdir('cache');
-            @file_put_contents('cache/'.$cacheHash.'.json.gz', gzencode(json_encode($cache)."\n"));
-
-            unset($cache);
+            $cache->put($out, 120);
         }
     }
 

get.php

@@ -18,6 +18,7 @@ limitations under the License.
 require_once dirname(__FILE__).'/shared/main.php';
 require_once dirname(__FILE__).'/shared/requests.php';
 require_once dirname(__FILE__).'/shared/packs.php';
+require_once dirname(__FILE__).'/shared/cache.php';
 
 /*
 $updateId       = Update Identifier
@@ -142,6 +143,7 @@ function uupGetFiles(
     $updateBuild = (isset($info['build'])) ? $info['build'] : 'UNKNOWN';
     $updateName = (isset($info['title'])) ? $info['title'] : 'Unknown update: '.$updateId;
     $sha256capable = isset($info['sha256ready']);
+    $hasUpdates = false;
 
     if(isset($info['releasetype'])) {
         $type = $info['releasetype'];
@@ -215,6 +217,7 @@ function uupGetFiles(
     unset($index, $name, $msu);
 
     $filesInfoKeys = array_keys($filesInfoList);
+    $updatesRegex = '/Windows(10|11)\.0-KB|SSU-.*?\....$/i';
 
     switch($fileListSource) {
         case 'UPDATEONLY':
@@ -227,8 +230,8 @@ function uupGetFiles(
             unset($removeFiles);
 
             foreach($removeMSUs as $val) {
-                if(isset($filesInfoList[$val.'.cab'])) {
-                    if(isset($filesInfoList[$val.'.msu'])) unset($filesInfoList[$val.'.msu']);
+                if(isset($filesInfoList[$val.'.cab']) && isset($filesInfoList[$val.'.msu'])) {
+                    unset($filesInfoList[$val.'.msu']);
                 }
             }
             unset($removeMSUs);
@@ -236,13 +239,14 @@ function uupGetFiles(
             $filesInfoKeys = array_keys($filesInfoList);
             $temp = preg_grep('/.*?AggregatedMetadata.*?\.cab|.*?DesktopDeployment.*?\.cab/i', $filesInfoKeys);
 
-            $filesInfoKeys = preg_grep('/Windows(10|11)\.0-KB|SSU-.*?\....$/i', $filesInfoKeys);
+            $filesInfoKeys = preg_grep($updatesRegex, $filesInfoKeys);
             if(count($filesInfoKeys) == 0) {
                 return array('error' => 'NOT_CUMULATIVE_UPDATE');
             }
 
             if($build > 21380) $filesInfoKeys = array_merge($filesInfoKeys, $temp);
             unset($temp);
+            $hasUpdates = true;
             break;
 
         case 'WUBFILE':
@@ -257,8 +261,8 @@ function uupGetFiles(
 
     if($fileListSource == 'GENERATEDPACKS') {
         foreach($removeMSUs as $val) {
-            if(isset($filesInfoList[$val.'.cab'])) {
-                if(isset($filesInfoList[$val.'.msu'])) unset($filesInfoList[$val.'.msu']);
+            if(isset($filesInfoList[$val.'.cab']) && isset($filesInfoList[$val.'.msu'])) {
+                unset($filesInfoList[$val.'.msu']);
             }
         }
         unset($removeMSUs);
@@ -270,8 +274,10 @@ function uupGetFiles(
         } else if($build > 21380) {
             $temp = preg_grep('/Windows(10|11)\.0-KB|SSU-.*?\....$|.*?AggregatedMetadata.*?\.cab|.*?DesktopDeployment.*?\.cab/i', $temp);
         } else {
-            $temp = preg_grep('/Windows(10|11)\.0-KB|SSU-.*?\....$/i', $temp);
+            $temp = preg_grep($updatesRegex, $temp);
         }
+
+        $hasUpdates = !empty(preg_grep($updatesRegex, $temp));
         $filesPacksList = array_merge($filesPacksList, $temp);
 
         $newFiles = array();
@@ -337,31 +343,21 @@ function uupGetFiles(
         'arch' => $updateArch,
         'build' => $updateBuild,
         'sku' => $updateSku,
+        'hasUpdates' => $hasUpdates,
         'files' => $files,
     );
 }
 
 function uupGetOnlineFiles($updateId, $rev, $info, $cacheRequests, $type) {
-    $cacheHash = hash('sha256', strtolower("api-get-${updateId}_rev.$rev"));
-    $cached = 0;
+    $res = "api-get-${updateId}_rev.$rev";
+    $cache = new UupDumpCache($res);
+    $fromCache = $cache->get();
+    $cached = ($fromCache !== false);
 
-    if(file_exists('cache/'.$cacheHash.'.json.gz') && $cacheRequests == 1) {
-        $cache = @gzdecode(@file_get_contents('cache/'.$cacheHash.'.json.gz'));
-        $cache = json_decode($cache, 1);
-
-        if(!empty($cache['content']) && ($cache['expires'] > time())) {
-            consoleLogger('Using cached response...');
-            $out = $cache['content'];
-            $fetchTime = $cache['fetchTime'];
-            $cached = 1;
+    if($cached) {
+        $out = $fromCache['out'];
+        $fetchTime = $fromCache['fetchTime'];
     } else {
-            $cached = 0;
-        }
-
-        unset($cache);
-    }
-
-    if(!$cached) {
         $fetchTime = time();
         consoleLogger('Fetching information from the server...');
         $postData = composeFileGetRequest($updateId, uupDevice(), $info, $rev, $type);
@@ -372,7 +368,7 @@ function uupGetOnlineFiles($updateId, $rev, $info, $cacheRequests, $type) {
     consoleLogger('Parsing information...');
     $xmlOut = @simplexml_load_string($out);
     if($xmlOut === false) {
-        @unlink('cache/'.$cacheHash.'.json.gz');
+        $cache->delete();
         return array('error' => 'XML_PARSE_ERROR');
     }
 
@@ -468,14 +464,12 @@ function uupGetOnlineFiles($updateId, $rev, $info, $cacheRequests, $type) {
     }
 
     if($cacheRequests == 1 && $cached == 0) {
-        $cache = array(
-            'expires' => time()+90,
-            'content' => $out,
+        $cacheData = [
+            'out' => $out,
             'fetchTime' => $fetchTime,
-        );
+        ];
 
-        if(!file_exists('cache')) mkdir('cache');
-        @file_put_contents('cache/'.$cacheHash.'.json.gz', gzencode(json_encode($cache)."\n"));
+        $cache->put($cacheData, 90);
     }
 
     return $files;

listeditions.php

@@ -1,6 +1,6 @@
 <?php
 /*
-Copyright 2019 UUP dump API authors
+Copyright 2022 UUP dump API authors
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
@@ -21,7 +21,7 @@ require_once dirname(__FILE__).'/updateinfo.php';
 
 function uupListEditions($lang = 'en-us', $updateId = 0) {
     if($updateId) {
-        $info = uupUpdateInfo($updateId);
+        $info = uupUpdateInfo($updateId, false, true);
     }
 
     if(!$lang) {

listlangs.php

@@ -1,6 +1,6 @@
 <?php
 /*
-Copyright 2019 UUP dump API authors
+Copyright 2022 UUP dump API authors
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
@@ -21,7 +21,7 @@ require_once dirname(__FILE__).'/updateinfo.php';
 
 function uupListLangs($updateId = 0) {
     if($updateId) {
-        $info = uupUpdateInfo($updateId);
+        $info = uupUpdateInfo($updateId, false, true);
     }
 
     if(isset($info['info'])) {

shared/cache.php

@@ -0,0 +1,78 @@
+<?php
+/*
+Copyright 2022 eraseyourknees
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+class UupDumpCache {
+    private $cacheFile;
+    private $isCompressed;
+    private $newCacheVersion = 1;
+
+    public function __construct($resource, $compressed = true) {
+        $res = $resource."+cache_v".$this->newCacheVersion;
+        $cacheHash = hash('sha256', strtolower($res));
+        $ext = $compressed ? '.json.gz' : '.json';
+        $this->cacheFile = 'cache/'.$cacheHash.$ext;
+        $this->isCompressed = $compressed;
+    }
+
+    public function getFileName() {
+        return $this->cacheFile;
+    }
+
+    public function delete() {
+        @unlink($this->cacheFile);
+    }
+
+    public function get() {
+        $cacheFile = $this->cacheFile;
+
+        if(!file_exists($cacheFile)) {
+            return false;
+        }
+
+        $cache = @file_get_contents($cacheFile);
+        if($this->isCompressed) $cache = @gzdecode($cache);
+
+        $cache = json_decode($cache, 1);
+
+        $expires = $cache['expires'];
+        $isExpired = ($expires !== false) && (time() > $expires);
+
+        if(empty($cache['content']) || $isExpired) {
+            $this->delete();
+            return false;
+        }
+
+        return $cache['content'];
+    }
+
+    public function put($content, $validity) {
+        $cacheFile = $this->cacheFile;
+        $expires = $validity ? time() + $validity : false;
+
+        $cache = array(
+            'expires' => $expires,
+            'content' => $content,
+        );
+    
+        if(!file_exists('cache')) mkdir('cache');
+
+        $cacheContent = json_encode($cache)."\n";
+        if($this->isCompressed) $cacheContent = @gzencode($cacheContent);
+
+        @file_put_contents($cacheFile, $cacheContent);
+    }
+}

shared/main.php

@@ -16,7 +16,7 @@ limitations under the License.
 */
 
 function uupApiVersion() {
-    return '1.32.2';
+    return '1.33.0';
 }
 
 require_once dirname(__FILE__).'/auths.php';

shared/packs.php

@@ -202,165 +202,12 @@ function uupGetInfoTexts() {
 }
 
 function uupGetGenPacks($build = 15063, $arch = null, $updateId = null) {
-    $internalPacks = dirname(__FILE__).'/packs';
+    if(empty($updateId)) return [];
+    if(!file_exists('packs/'.$updateId.'.json.gz')) return [];
 
-    if(!file_exists($internalPacks.'/metadata.json')) {
-        if(!uupCreateInternalPacksMetadata($internalPacks)) {
-            return array();
-        }
-    }
-
-    if(!empty($updateId)) {
-        if(file_exists('packs/'.$updateId.'.json.gz')) {
     $genPack = @gzdecode(@file_get_contents('packs/'.$updateId.'.json.gz'));
-            if(empty($genPack)) return array();
+    if(empty($genPack)) return [];
 
     $genPack = json_decode($genPack, 1);
-            return $genPack;
-        }
-    }
-
-    $metadata = @file_get_contents($internalPacks.'/metadata.json');
-    if(empty($metadata)) {
-        return array();
-    } else {
-        $metadata = json_decode($metadata, 1);
-    }
-
-    $hashDetermined = 0;
-    $useAllHashesForBuild = 0;
-
-    if($updateId) {
-        if(isset($metadata['knownIds'][$updateId])) {
-            $hash = $metadata['knownIds'][$updateId];
-            $hashDetermined = 1;
-        }
-    }
-
-    if(!$hashDetermined) {
-        foreach($metadata['knownBuilds'] as $buildNum => $val) {
-            if($build < $buildNum) continue;
-            $useBuild = $buildNum;
-            break;
-        }
-
-        if(!isset($useBuild)) {
-            return array();
-        }
-
-        if(!$arch && !isset($metadata['knownBuilds'][$useBuild][$arch])) {
-            $genPack = array();
-            foreach($metadata['knownBuilds'][$useBuild] as $hash) {
-                $temp = @gzdecode(@file_get_contents($internalPacks.'/'.$hash.'.json.gz'));
-                if(!empty($temp)) {
-                    $temp = json_decode($temp, 1);
-                    $genPack = array_merge_recursive($genPack, $temp);
-                    unset($temp);
-                }
-            }
-        } elseif(!isset($metadata['knownBuilds'][$useBuild][$arch])) {
-            return array();
-        } else {
-            $hash = $metadata['knownBuilds'][$useBuild][$arch];
-        }
-    }
-
-    if(!isset($genPack)) {
-        $genPack = @gzdecode(@file_get_contents($internalPacks.'/'.$hash.'.json.gz'));
-        if(!empty($genPack)) {
-            $genPack = json_decode($genPack, 1);
-        } else {
-            $genPack = array();
-        }
-    }
-
     return $genPack;
 }
-
-//Function to regenerate internal packs. Should not be used when not needed.
-function uupCreateInternalPacksMetadata($internalPacks) {
-    $metadataCreationAllowed = 0;
-    if(!$metadataCreationAllowed) return false;
-
-    $builds = uupListIds();
-    if(isset($ids['error'])) {
-        return false;
-    }
-
-    $builds = $builds['builds'];
-
-    if(!file_exists('packs')) return false;
-
-    if(!file_exists($internalPacks)) {
-        if(!mkdir($internalPacks)) {
-            return false;
-        }
-    } else {
-        rmdir($internalPacks);
-        mkdir($internalPacks);
-    }
-
-    $files = scandir('packs');
-    $files = preg_grep('/\.json.gz$/', $files);
-
-    $packs = array();
-    foreach($builds as $build) {
-        $uuid = $build['uuid'];
-        $file = $uuid.'.json.gz';
-
-        if(!file_exists('packs/'.$file)) continue;
-
-        $genPack = @gzdecode(@file_get_contents('packs/'.$file));
-        $hash = hash('sha1', $genPack);
-
-        if(!file_exists($internalPacks.'/'.$hash.'.json.gz')) {
-            if(!copy('packs/'.$file, $internalPacks.'/'.$hash.'.json.gz')) {
-                return false;
-            }
-        }
-
-        $packs['knownIds'][$uuid] = $hash;
-
-        $buildNum = explode('.', $build['build']);
-        $buildNum = $buildNum[0];
-
-        $packs['knownBuilds'][$buildNum][$build['arch']] = $hash;
-    }
-
-    file_put_contents($internalPacks.'/metadata.json', json_encode($packs)."\n");
-    return true;
-}
-
-//Emulation of legacy packs. Do not use in new scripts due to extremely slow process.
-function uupGetPacks($build = 15063) {
-    $returnArray = uupGetInfoTexts();
-    $genPack = uupGetGenPacks($build);
-
-    foreach($genPack as $lang => $editions) {
-        $packsForLangs[$lang] = array_keys($editions);
-        $packsForLangs[$lang][] = $lang;
-
-        foreach(array_keys($editions) as $edition) {
-            foreach($editions[$edition] as $name) {
-                $newName = preg_replace('/^cabs_|^metadataesd_|~31bf3856ad364e35/i', '', $name);
-                $newName = preg_replace('/~~\.|~\./', '.', $newName);
-                $newName = preg_replace('/~/', '-', $newName);
-                $newName = strtolower($newName);
-                $packs[$lang][$edition][] = $newName;
-            }
-
-            $editionPacks[$edition] = $edition;
-            $packs[$edition][$edition] = array();
-            $skipNeutral[$edition] = 1;
-            $skipLangPack[$edition] = 1;
-        }
-    }
-
-    $returnArray['packs'] = $packs;
-    $returnArray['packsForLangs'] = $packsForLangs;
-    $returnArray['editionPacks'] = $editionPacks;
-    $returnArray['skipNeutral'] = $skipNeutral;
-    $returnArray['skipLangPack'] = $skipLangPack;
-
-    return $returnArray;
-}