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-rw-r--r--src/main/java/com/juick/www/WebApp.java129
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diff --git a/src/main/java/com/juick/www/WebApp.java b/src/main/java/com/juick/www/WebApp.java
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+/*
+ * Copyright (C) 2008-2019, Juick
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.juick.www;
+
+import com.juick.model.Message;
+import com.juick.model.Tag;
+import com.juick.model.User;
+import com.juick.service.TagService;
+import com.mitchellbosecke.pebble.PebbleEngine;
+import com.mitchellbosecke.pebble.template.PebbleTemplate;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.resource.ResourceUrlProvider;
+import org.springframework.web.util.UriComponentsBuilder;
+
+import javax.annotation.PostConstruct;
+import javax.inject.Inject;
+import java.io.IOException;
+import java.io.StringWriter;
+import java.io.Writer;
+import java.util.*;
+import java.util.stream.Stream;
+
+/**
+ *
+ * @author Ugnich Anton
+ */
+@Component
+public class WebApp {
+ @Inject
+ private TagService tagService;
+ @Inject
+ private ResourceUrlProvider resourceUrlProvider;
+ @Inject
+ private PebbleEngine pebbleEngine;
+ @Value("${img_url:http://localhost:8080/i/}")
+ private String baseImagesUri;
+ UriComponentsBuilder avatarBuilder;
+
+ @PostConstruct
+ public void init() {
+ avatarBuilder = UriComponentsBuilder.fromUriString(baseImagesUri);
+ }
+
+ public List<Tag> parseTags(String tagsStr) {
+ List<Tag> tags = new ArrayList<>();
+ if (tagsStr != null && !tagsStr.isEmpty()) {
+ Stream<String> tagsList = Arrays.stream(tagsStr.split("[ \\,]"))
+ .distinct().map( t -> {
+ if (t.startsWith("*")) {
+ t = t.substring(1);
+ }
+ if (t.length() > 64) {
+ t = t.substring(0, 64);
+ }
+ return t;
+ });
+ tags = tagService.getTags(tagsList, true);
+ while (tags.size() > 5) {
+ tags.remove(5);
+ }
+ }
+ return tags;
+ }
+
+ public String getStyleUrl() {
+ return resourceUrlProvider.getForLookupPath("/style.css");
+ }
+
+ public String getScriptsUrl() {
+ return resourceUrlProvider.getForLookupPath("/scripts.js");
+ }
+ public String getAvatarWebPath(User user) {
+ String avatarUri = resourceUrlProvider.getForLookupPath(String.format("/i/a/%d.png", user.getUid()));
+ if (StringUtils.isNotEmpty(avatarUri)) {
+ return avatarUri;
+ }
+ return resourceUrlProvider.getForLookupPath("/av-96.png");
+ }
+
+ public String getAvatarUrl(User user) {
+ avatarBuilder.replacePath(getAvatarWebPath(user));
+ return avatarBuilder.build().toUriString();
+ }
+ public Optional<String> renderPlaintext(String body, String messageUrl) {
+ PebbleTemplate noteTemplate = pebbleEngine.getTemplate("email/plaintext");
+ Map<String, Object> context = new HashMap<>();
+ context.put("messageBody", body);
+ context.put("messageUrl", messageUrl);
+ try {
+ Writer writer = new StringWriter();
+ noteTemplate.evaluate(writer, context);
+ return Optional.of(writer.toString());
+ } catch (IOException e) {
+ return Optional.empty();
+ }
+ }
+
+ public Optional<String> renderHtml(String body, String messageUrl, Message msg, String hash) {
+ PebbleTemplate noteTemplate = pebbleEngine.getTemplate("email/html");
+ Map<String, Object> context = new HashMap<>();
+ context.put("messageBody", body);
+ context.put("messageUrl", messageUrl);
+ context.put("msg", msg);
+ context.put("hash", hash);
+ try {
+ Writer writer = new StringWriter();
+ noteTemplate.evaluate(writer, context);
+ return Optional.of(writer.toString());
+ } catch (IOException e) {
+ return Optional.empty();
+ }
+ }
+}