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/*
* Copyright (C) 2008-2020, 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 java.io.IOException;
import java.io.StringWriter;
import java.io.Writer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.stream.Stream;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
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;
/**
*
* @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();
}
}
}
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