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-rw-r--r--juick-spring-www/src/main/java/com/juick/www/HelpService.java51
-rw-r--r--juick-spring-www/src/main/java/com/juick/www/configuration/WwwHelpConfiguration.java25
-rw-r--r--juick-spring-www/src/main/java/com/juick/www/configuration/WwwInitializer.java6
-rw-r--r--juick-spring-www/src/main/java/com/juick/www/controllers/HelpController.java78
-rw-r--r--juick-spring-www/src/main/java/com/juick/www/formatter/SpringDateFormatter.java1
5 files changed, 117 insertions, 44 deletions
diff --git a/juick-spring-www/src/main/java/com/juick/www/HelpService.java b/juick-spring-www/src/main/java/com/juick/www/HelpService.java
new file mode 100644
index 00000000..a3bee60a
--- /dev/null
+++ b/juick-spring-www/src/main/java/com/juick/www/HelpService.java
@@ -0,0 +1,51 @@
+package com.juick.www;
+
+import org.springframework.cache.annotation.Cacheable;
+import org.springframework.core.io.ClassPathResource;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.regex.Pattern;
+
+/**
+ * Created by aalexeev on 12/11/16.
+ */
+public class HelpService {
+ private static final Pattern LANG_PATTERN = Pattern.compile("[a-z]{2}");
+
+ private static final Pattern PAGE_PATTERN = Pattern.compile("[a-zA-Z0-9\\-_]+");
+
+ private final String helpPath;
+
+
+ public HelpService(String helpPath) {
+ this.helpPath = helpPath;
+ }
+
+ @Cacheable("help")
+ public String getHelp(final String page, final String lang) {
+ if (canPage(page) && canLang(lang)) {
+ try {
+ Path file = Paths.get(helpPath, lang, page);
+ String path =file.toString();
+ file = Paths.get(new ClassPathResource(path).getURI());
+
+ if (Files.isReadable(file))
+ return new String(Files.readAllBytes(file));
+ } catch (IOException e) {
+ }
+ }
+
+ return null;
+ }
+
+ public boolean canPage(final String anything) {
+ return anything != null && PAGE_PATTERN.matcher(anything).matches();
+ }
+
+ public boolean canLang(final String anything) {
+ return anything != null && LANG_PATTERN.matcher(anything).matches();
+ }
+}
diff --git a/juick-spring-www/src/main/java/com/juick/www/configuration/WwwHelpConfiguration.java b/juick-spring-www/src/main/java/com/juick/www/configuration/WwwHelpConfiguration.java
new file mode 100644
index 00000000..d3b1aa9b
--- /dev/null
+++ b/juick-spring-www/src/main/java/com/juick/www/configuration/WwwHelpConfiguration.java
@@ -0,0 +1,25 @@
+package com.juick.www.configuration;
+
+import com.juick.www.HelpService;
+import org.springframework.cache.annotation.EnableCaching;
+import org.springframework.cache.guava.GuavaCacheManager;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * Created by aalexeev on 12/11/16.
+ */
+@Configuration
+@EnableCaching
+public class WwwHelpConfiguration {
+
+ @Bean
+ public GuavaCacheManager cacheManager() {
+ return new GuavaCacheManager("help");
+ }
+
+ @Bean
+ public HelpService helpService() {
+ return new HelpService("help");
+ }
+}
diff --git a/juick-spring-www/src/main/java/com/juick/www/configuration/WwwInitializer.java b/juick-spring-www/src/main/java/com/juick/www/configuration/WwwInitializer.java
index e62b1042..c8c162bd 100644
--- a/juick-spring-www/src/main/java/com/juick/www/configuration/WwwInitializer.java
+++ b/juick-spring-www/src/main/java/com/juick/www/configuration/WwwInitializer.java
@@ -17,7 +17,11 @@ public class WwwInitializer extends AbstractAnnotationConfigDispatcherServletIni
@Override
protected Class<?>[] getRootConfigClasses() {
return new Class<?>[]{
- WebAppConfiguration.class, DataConfiguration.class, SearchConfiguration.class, WebSecurityConfig.class};
+ WebAppConfiguration.class,
+ DataConfiguration.class,
+ SearchConfiguration.class,
+ WebSecurityConfig.class,
+ WwwHelpConfiguration.class};
}
@Override
diff --git a/juick-spring-www/src/main/java/com/juick/www/controllers/HelpController.java b/juick-spring-www/src/main/java/com/juick/www/controllers/HelpController.java
index 49e24c8c..b5f0134c 100644
--- a/juick-spring-www/src/main/java/com/juick/www/controllers/HelpController.java
+++ b/juick-spring-www/src/main/java/com/juick/www/controllers/HelpController.java
@@ -1,23 +1,18 @@
package com.juick.www.controllers;
-import com.juick.User;
import com.juick.server.util.HttpNotFoundException;
-import com.juick.service.UserService;
import com.juick.util.UserUtils;
-import org.springframework.core.io.ClassPathResource;
+import com.juick.www.HelpService;
import org.springframework.stereotype.Controller;
-import org.springframework.ui.ModelMap;
+import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import javax.inject.Inject;
import java.io.IOException;
import java.net.URISyntaxException;
-import java.nio.file.Files;
-import java.nio.file.Paths;
-import java.security.Principal;
+import java.util.Locale;
import java.util.Optional;
-import java.util.stream.Collectors;
/**
* Created by aalexeev on 11/21/16.
@@ -25,44 +20,43 @@ import java.util.stream.Collectors;
@Controller
public class HelpController {
@Inject
- UserService userService;
+ private HelpService helpService;
- @RequestMapping({"/help", "/help/{lang}", "/help/{lang}/{page}"})
- protected String doGetHelp(
- Principal principal,
- @PathVariable("lang") Optional<String> lang,
- @PathVariable("page") Optional<String> page,
- ModelMap model) throws IOException, URISyntaxException {
- String name = UserUtils.getUsername(principal, null);
- User visitor = userService.getUserByName(name);
+ @RequestMapping({"/help", "/help/{langOrPage}", "/help/{lang}/{page}"})
+ public String showHelp(
+ Locale locale,
+ @PathVariable("lang") Optional<String> langParam,
+ @PathVariable("page") Optional<String> pageParam,
+ @PathVariable("langOrPage") Optional<String> langOrPageParam,
+ Model model) throws IOException, URISyntaxException {
- lang.ifPresent(l -> {
- if (l.length() != 2 || !l.matches("^[a-z]+$")) {
- throw new HttpNotFoundException();
- }
- });
- if (!lang.isPresent()) {
- lang = Optional.of("ru");
- }
+ String page = pageParam.orElse("index");
+ String lang = langParam.orElse(locale.getLanguage());
- page.ifPresent(p -> {
- if (!p.matches("^[a-zA-Z0-9\\-]*$") || p.equals("navigation") || p.equals("index")) {
- throw new HttpNotFoundException();
- }
- });
- if (!page.isPresent()) {
- page = Optional.of("index");
- }
+ model.addAttribute("visitor", UserUtils.getCurrentUser());
+ model.addAttribute("help_nav", getContent("navigation", lang, Optional.empty()));
+ model.addAttribute("help_data", getContent(page, lang, langOrPageParam));
- String filePath = "help/" + lang.get() + "/" + page.get();
- String navigationPath = "help/" + lang.get() + "/navigation";
-
- model.addAttribute("title", "Помощь");
- model.addAttribute("visitor", visitor);
- model.addAttribute("help_nav", Files.readAllLines(Paths.get(new ClassPathResource(navigationPath).getURI()))
- .stream().collect(Collectors.joining()));
- model.addAttribute("help_data", Files.readAllLines(Paths.get(new ClassPathResource(filePath).getURI()))
- .stream().collect(Collectors.joining()));
return "views/help";
}
+
+ private String getContent(String page, String lang, Optional<String> langOrPageParam) {
+ String content = null;
+
+ if (langOrPageParam.isPresent()) {
+ String anything = langOrPageParam.get();
+
+ if (helpService.canLang(anything))
+ content = helpService.getHelp(page, anything);
+
+ if (content == null && helpService.canPage(anything))
+ content = helpService.getHelp(anything, lang);
+ } else
+ content = helpService.getHelp(page, lang);
+
+ if (content != null)
+ return content;
+
+ throw new HttpNotFoundException();
+ }
}
diff --git a/juick-spring-www/src/main/java/com/juick/www/formatter/SpringDateFormatter.java b/juick-spring-www/src/main/java/com/juick/www/formatter/SpringDateFormatter.java
index 61a2fe88..bbc776c2 100644
--- a/juick-spring-www/src/main/java/com/juick/www/formatter/SpringDateFormatter.java
+++ b/juick-spring-www/src/main/java/com/juick/www/formatter/SpringDateFormatter.java
@@ -41,5 +41,4 @@ public class SpringDateFormatter implements Formatter<Date> {
return new DateFormatter(pattern);
}
-
}