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Merge pull request #1472 from travkin79/patch/1470
Add reading remote style files from URLs (Fix #1470)
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commit
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@ -5,12 +5,12 @@
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* (C) Copyright 2009-2024, Arnaud Roques
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*
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* Project Info: https://plantuml.com
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*
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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*
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* https://plantuml.com/patreon (only 1$ per month!)
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* https://plantuml.com/paypal
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*
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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@ -30,13 +30,15 @@
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*
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*/
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package net.sourceforge.plantuml.style;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.MalformedURLException;
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import java.net.URL;
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import net.sourceforge.plantuml.FileSystem;
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import net.sourceforge.plantuml.TitledDiagram;
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@ -47,6 +49,7 @@ import net.sourceforge.plantuml.regex.RegexConcat;
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import net.sourceforge.plantuml.regex.RegexLeaf;
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import net.sourceforge.plantuml.regex.RegexResult;
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import net.sourceforge.plantuml.security.SFile;
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import net.sourceforge.plantuml.security.SURL;
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import net.sourceforge.plantuml.style.parser.StyleParser;
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import net.sourceforge.plantuml.style.parser.StyleParsingException;
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import net.sourceforge.plantuml.utils.BlocLines;
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@ -80,23 +83,32 @@ public class CommandStyleImport extends SingleLineCommand2<TitledDiagram> {
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protected CommandExecutionResult executeArg(TitledDiagram diagram, LineLocation location, RegexResult arg) {
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final String path = arg.get("PATH", 0);
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try {
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final SFile f = FileSystem.getInstance().getFile(path);
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BlocLines lines = null;
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if (f.exists()) {
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lines = BlocLines.load(f, location);
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if (path.startsWith("http")) {
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SURL url = SURL.create (path);
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try (InputStream remoteInputStream = url.openStream()) {
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lines = BlocLines.load(remoteInputStream, location);
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}
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} else {
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final InputStream internalIs = StyleLoader.class.getResourceAsStream("/skin/" + path);
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if (internalIs != null)
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lines = BlocLines.load(internalIs, location);
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final SFile styleFile = FileSystem.getInstance().getFile(path);
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if (styleFile.exists()) {
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lines = BlocLines.load(styleFile, location);
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} else {
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final InputStream internalIs = StyleLoader.class.getResourceAsStream("/skin/" + path);
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if (internalIs != null)
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lines = BlocLines.load(internalIs, location);
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}
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}
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if (lines == null)
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if (lines == null || lines.size() == 0)
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return CommandExecutionResult.error("Cannot read: " + path);
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final StyleBuilder styleBuilder = diagram.getSkinParam().getCurrentStyleBuilder();
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for (Style modifiedStyle : StyleParser.parse(lines, styleBuilder))
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diagram.getSkinParam().muteStyle(modifiedStyle);
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} catch (MalformedURLException e) {
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return CommandExecutionResult.error("Invalid URL to style definition: " + e.getMessage());
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} catch (StyleParsingException e) {
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return CommandExecutionResult.error("Error in style definition: " + e.getMessage());
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} catch (IOException e) {
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