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store rate limit prevention

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gnembon committed 2023-02-15 12:57:53 +01:00
1 parent 2ff1f4fb71
commit 86a123d2f1
2 files changed
+44 -30
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src/main/java/carpet/script/utils/AppStoreManager.java
+43 -29
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@@ -45,6 +45,7 @@ public class AppStoreManager
* {@code /script download} command and getting the suggestions.
*/
private static StoreNode APP_STORE_ROOT = StoreNode.folder(null, "");
private static long storeErrorTime = 0;
/**
* This is the base link to the scarpet app repo from the github api.
@@ -116,7 +117,7 @@ public class AppStoreManager
this.sealed = false;
}
public synchronized void fillChildren() throws IOException
public synchronized void fillChildren(@Nullable CommandSourceStack source) throws IOException
{
if (sealed)
{
@@ -126,6 +127,14 @@ public class AppStoreManager
{
throw new IOException("Accessing scarpet app repo is disabled");
}
if (System.currentTimeMillis() - storeErrorTime < 30000)
{
if (source != null)
{
Carpet.Messenger_message(source, "di App store is not available yet");
}
return;
}
String queryPath = scarpetRepoLink + getPath();
String response;
@@ -135,6 +144,11 @@ public class AppStoreManager
}
catch (IOException e)
{
if (source != null)
{
Carpet.Messenger_message(source, "r Scarpet app store is not available at the moment, try in a minute");
}
storeErrorTime = System.currentTimeMillis();
// Not sealing to allow retrying
throw new IOException("Problems fetching " + queryPath, e);
}
@@ -160,36 +174,36 @@ public class AppStoreManager
* Returns true if doing down the directory structure cannot continue since the matching element is either a leaf or
* a string not matching of any node.
*/
public boolean cannotContinueFor(String pathElement) throws IOException
public boolean cannotContinueFor(String pathElement, CommandSourceStack source) throws IOException
{
if (isLeaf())
{
return true;
}
fillChildren();
fillChildren(source);
return !children.containsKey(pathElement);
}
public List<String> createPathSuggestions() throws IOException
public List<String> createPathSuggestions(CommandSourceStack source) throws IOException
{
if (isLeaf())
{
return name.endsWith(".sc") ? Collections.singletonList(getPath()) : Collections.emptyList();
}
fillChildren();
fillChildren(source);
String prefix = getPath();
return children.values().stream().
filter(n -> (!n.isLeaf() || n.name.endsWith(".sc"))).
map(s -> prefix + s.pathElement().replaceAll("/$", "")).toList();
}
public StoreNode drillDown(String pathElement) throws IOException
public StoreNode drillDown(String pathElement, CommandSourceStack source) throws IOException
{
if (isLeaf())
{
throw new IOException(pathElement + " is not a folder");
}
fillChildren();
fillChildren(source);
if (!children.containsKey(pathElement))
{
throw new IOException("Folder " + pathElement + " is not present");
@@ -197,9 +211,9 @@ public class AppStoreManager
return children.get(pathElement);
}
public String getValue(String file) throws IOException
public String getValue(String file, CommandSourceStack source) throws IOException
{
StoreNode leaf = drillDown(file);
StoreNode leaf = drillDown(file, source);
if (!leaf.isLeaf())
{
throw new IOException(file + " is not a file");
@@ -216,22 +230,22 @@ public class AppStoreManager
* @param currentPath The path down which we want to search for files
* @return A pair of the current valid path, as well as the set of all the file/directory names at the end of that path
*/
public static List<String> suggestionsFromPath(String currentPath) throws IOException
public static List<String> suggestionsFromPath(String currentPath, CommandSourceStack source) throws IOException
{
String[] path = currentPath.split("/");
StoreNode appKiosk = APP_STORE_ROOT;
for (String pathElement : path)
{
if (appKiosk.cannotContinueFor(pathElement))
if (appKiosk.cannotContinueFor(pathElement, source))
{
break;
}
appKiosk = appKiosk.children.get(pathElement);
}
List<String> filteredSuggestions = appKiosk.createPathSuggestions().stream().filter(s -> s.startsWith(currentPath)).toList();
List<String> filteredSuggestions = appKiosk.createPathSuggestions(source).stream().filter(s -> s.startsWith(currentPath)).toList();
if (filteredSuggestions.size() == 1 && !appKiosk.isLeaf())
{
return suggestionsFromPath(filteredSuggestions.get(0)); // Start suggesting directory contents
return suggestionsFromPath(filteredSuggestions.get(0), source); // Start suggesting directory contents
}
return filteredSuggestions;
}
@@ -246,7 +260,7 @@ public class AppStoreManager
public static int downloadScript(CommandSourceStack source, String path)
{
AppInfo nodeInfo = getFileNode(path);
AppInfo nodeInfo = getFileNode(path, source);
return downloadScript(source, path, nodeInfo, false);
}
@@ -275,12 +289,12 @@ public class AppStoreManager
* @param appPath The user inputted path to the scarpet script
* @return Pair of app file name and content
*/
public static AppInfo getFileNode(String appPath)
public static AppInfo getFileNode(String appPath, CommandSourceStack source)
{
return getFileNodeFrom(APP_STORE_ROOT, appPath);
return getFileNodeFrom(APP_STORE_ROOT, appPath, source);
}
public static AppInfo getFileNodeFrom(StoreNode start, String appPath)
public static AppInfo getFileNodeFrom(StoreNode start, String appPath, CommandSourceStack source)
{
String[] path = appPath.split("/");
StoreNode appKiosk = start;
@@ -288,11 +302,11 @@ public class AppStoreManager
{
for (String pathElement : Arrays.copyOfRange(path, 0, path.length - 1))
{
appKiosk = appKiosk.drillDown(pathElement);
appKiosk = appKiosk.drillDown(pathElement, source);
}
String appName = path[path.length - 1];
appKiosk.getValue(appName);
return new AppInfo(appName, appKiosk.getValue(appName), appKiosk);
appKiosk.getValue(appName, source);
return new AppInfo(appName, appKiosk.getValue(appName, source), appKiosk);
}
catch (IOException e)
{
@@ -346,7 +360,7 @@ public class AppStoreManager
}
}
private static String getFullContentUrl(String original, StoreNode storeSource)
private static String getFullContentUrl(String original, StoreNode storeSource, CommandSourceStack source)
{
if (original.matches("^https?://.*$")) // We've got a full url here: Just use it
{
@@ -354,9 +368,9 @@ public class AppStoreManager
}
if (original.charAt(0) == '/') // We've got an absolute path: Use app store root
{
return getFileNode(original.substring(1)).url();
return getFileNode(original.substring(1), source).url();
}
return getFileNodeFrom(storeSource, original).url(); // Relative path: Use download location
return getFileNodeFrom(storeSource, original, source).url(); // Relative path: Use download location
}
public static void addResource(CarpetScriptHost carpetScriptHost, StoreNode storeSource, Value resource)
@@ -371,7 +385,7 @@ public class AppStoreManager
throw new InternalExpressionException("Missing 'source' field in resource descriptor: " + resource.getString());
}
String source = resourceMap.get("source").getString();
String contentUrl = getFullContentUrl(source, storeSource);
String contentUrl = getFullContentUrl(source, storeSource, carpetScriptHost.responsibleSource);
String target = resourceMap.computeIfAbsent("target", k -> new StringValue(contentUrl.substring(contentUrl.lastIndexOf('/') + 1))).getString();
boolean shared = resourceMap.getOrDefault("shared", Value.FALSE).getBoolean();
@@ -396,11 +410,11 @@ public class AppStoreManager
*
* @param originalSource The StoreNode from the container's app
* @param sourceString The string the app specified as source
* @param contentUrl The full content URL, from {@link #getFullContentUrl(String, StoreNode)}
* @param contentUrl The full content URL, from {@link #getFullContentUrl(String, StoreNode, CommandSourceStack)}
* @return A {@link StoreNode} that can be used in an app that came from the provided source
*/
@Nullable
private static StoreNode getNewStoreNode(StoreNode originalSource, String sourceString, String contentUrl)
private static StoreNode getNewStoreNode(CommandSourceStack commandSource, StoreNode originalSource, String sourceString, String contentUrl)
{
StoreNode next = originalSource;
if (sourceString == contentUrl) // External URL (check getFullUrlContent)
@@ -417,7 +431,7 @@ public class AppStoreManager
{
for (int i = 0; i < dirs.length - 1; i++)
{
next = next.drillDown(dirs[i]);
next = next.drillDown(dirs[i], commandSource);
}
}
catch (IOException e)
@@ -435,7 +449,7 @@ public class AppStoreManager
}
Map<String, String> libraryMap = map.getMap().entrySet().stream().collect(Collectors.toMap(e -> e.getKey().getString(), e -> e.getValue().getString()));
String source = libraryMap.get("source");
String contentUrl = getFullContentUrl(source, storeSource);
String contentUrl = getFullContentUrl(source, storeSource, carpetScriptHost.responsibleSource);
String target = libraryMap.computeIfAbsent("target", k -> contentUrl.substring(contentUrl.lastIndexOf('/') + 1));
if (!(contentUrl.endsWith(".sc") || contentUrl.endsWith(".scl")))
{
@@ -447,7 +461,7 @@ public class AppStoreManager
}
try
{
downloadScript(carpetScriptHost.responsibleSource, target, new AppInfo(target, contentUrl, getNewStoreNode(storeSource, source, contentUrl)), true);
downloadScript(carpetScriptHost.responsibleSource, target, new AppInfo(target, contentUrl, getNewStoreNode(carpetScriptHost.responsibleSource, storeSource, source, contentUrl)), true);
}
catch (CommandRuntimeException e)
{