/*
- * Sone - ImageLinkFilter.java - Copyright © 2011 David Roden
+ * Sone - ImageLinkFilter.java - Copyright © 2011–2013 David Roden
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
package net.pterodactylus.sone.template;
+import static java.lang.Integer.MAX_VALUE;
+import static java.lang.String.valueOf;
+import static net.pterodactylus.sone.utils.NumberParsers.parseInt;
+
import java.io.StringReader;
import java.io.StringWriter;
import java.util.Map;
import net.pterodactylus.sone.core.Core;
import net.pterodactylus.sone.data.Image;
-import net.pterodactylus.util.number.Numbers;
-import net.pterodactylus.util.object.Default;
import net.pterodactylus.util.template.Filter;
import net.pterodactylus.util.template.Template;
import net.pterodactylus.util.template.TemplateContext;
import net.pterodactylus.util.template.TemplateContextFactory;
import net.pterodactylus.util.template.TemplateParser;
+import com.google.common.base.Optional;
+
/**
* Template filter that turns an {@link Image} into an HTML <img> tag,
* using some parameters to influence parameters of the image.
* {@inheritDoc}
*/
@Override
- public Object format(TemplateContext templateContext, Object data, Map<String, String> parameters) {
+ public Object format(TemplateContext templateContext, Object data, Map<String, Object> parameters) {
Image image = null;
if (data instanceof String) {
image = core.getImage((String) data, false);
} else if (data instanceof Image) {
image = (Image) data;
- } else {
- return null;
}
- String imageClass = parameters.get("class");
- int maxWidth = Numbers.safeParseInteger(parameters.get("max-width"), Integer.MAX_VALUE);
- int maxHeight = Numbers.safeParseInteger(parameters.get("max-height"), Integer.MAX_VALUE);
- String mode = String.valueOf(parameters.get("mode"));
- String title = parameters.get("title");
- if ((title != null) && title.startsWith("=")) {
- title = String.valueOf(templateContext.get(title.substring(1)));
+ if (image == null) {
+ return null;
}
+ String imageClass = valueOf(parameters.get("class"));
+ int maxWidth = parseInt(valueOf(parameters.get("max-width")), MAX_VALUE);
+ int maxHeight = parseInt(valueOf(parameters.get("max-height")), MAX_VALUE);
+ String mode = valueOf(parameters.get("mode"));
+ String title = valueOf(parameters.get("title"));
TemplateContext linkTemplateContext = templateContextFactory.createTemplateContext();
linkTemplateContext.set("class", imageClass);
linkTemplateContext.set("width", (int) (imageWidth * scale + 0.5));
linkTemplateContext.set("height", (int) (imageHeight * scale + 0.5));
}
- linkTemplateContext.set("alt", Default.forNull(title, image.getDescription()));
- linkTemplateContext.set("title", Default.forNull(title, image.getTitle()));
+ linkTemplateContext.set("alt", Optional.fromNullable(title).or(image.getDescription()));
+ linkTemplateContext.set("title", Optional.fromNullable(title).or(image.getTitle()));
StringWriter stringWriter = new StringWriter();
linkTemplate.render(linkTemplateContext, stringWriter);