Pagination for repository search results.

src/main/scala/app/IndexController.scala

@@ -43,9 +43,16 @@ trait IndexControllerBase extends ControllerBase { self: RepositoryService
   }
 
   get("/:owner/:repository/search")(referrersOnly { repository =>
-    import SearchCache._
+    import RepositorySearch._
     val query  = params("q").trim
     val target = params.getOrElse("type", "code")
+    val page   = try {
+      val i = params.getOrElse("page", "1").toInt
+      if(i <= 0) 1 else i
+    } catch {
+      case e: NumberFormatException => 1
+    }
+
 
     val SearchResult(files, issues) = cache.get(repository.owner, repository.name, query)
 
@@ -59,15 +66,19 @@ trait IndexControllerBase extends ControllerBase { self: RepositoryService
             issue.registeredDate,
             commentCount,
             getHighlightText(content, query)._1)
-        }, files.size, query, repository)
+        }, files.size, query, page, repository)
       case _ =>
         JGitUtil.withGit(getRepositoryDir(repository.owner, repository.name)){ git =>
           val commits = JGitUtil.getLatestCommitFromPaths(git, files.toList.map(_._1), "HEAD")
 
           search.html.code(files.toList.map { case (path, text) =>
             val (highlightText, lineNumber)  = getHighlightText(text, query)
-            FileSearchResult(path, commits(path).getCommitterIdent.getWhen, highlightText, lineNumber)
-          }, issues.size, query, repository)
+            FileSearchResult(
+              path,
+              commits(path).getCommitterIdent.getWhen,
+              highlightText,
+              lineNumber)
+          }, issues.size, query, page, repository)
         }
     }
   })
@@ -104,7 +115,10 @@ case class FileSearchResult(
   highlightText: String,
   highlightLineNumber: Int)
 
-object SearchCache extends IssuesService {
+object RepositorySearch extends IssuesService {
+
+  val CodeLimit  = 10
+  val IssueLimit = 10
 
   case class SearchResult(
     files: List[(String, String)],
@@ -117,7 +131,6 @@ object SearchCache extends IssuesService {
     .build(
       new CacheLoader[(String, String, String), SearchResult]() {
         override def load(key: (String, String, String)) = {
-          println("** Cache is reloaded! **")
           val (owner, repository, query) = key
           val issues = if(query.isEmpty) Nil else searchIssuesByKeyword(owner, repository, query)
           val files  = if(query.isEmpty) Nil else searchRepositoryFiles(owner, repository, query)

src/main/twirl/helper/paginator.scala.html

@@ -1,5 +1,5 @@
 @(page: Int, count: Int, limit: Int, width: Int, baseURL: String)
-@defining(view.Pagination(page, count, service.IssuesService.IssueLimit, width)){ p =>
+@defining(view.Pagination(page, count, limit, width)){ p =>
   @if(p.count > p.limit){
     <div class="pagination">
       <ul>

src/main/twirl/search/code.scala.html

@@ -1,4 +1,8 @@
-@(files: List[app.FileSearchResult], issueCount: Int, query: String, repository: service.RepositoryService.RepositoryInfo)(implicit context: app.Context)
+@(files: List[app.FileSearchResult],
+  issueCount: Int,
+  query: String,
+  page: Int,
+  repository: service.RepositoryService.RepositoryInfo)(implicit context: app.Context)
 @import context._
 @import view.helpers._
 @html.main("Search Results", Some(repository)){
@@ -8,12 +12,14 @@
     } else {
       <h4>We've found @files.size code @plural(files.size, "result")</h4>
     }
-    @files.map { file =>
+    @files.drop((page - 1) * app.RepositorySearch.CodeLimit).take(app.RepositorySearch.CodeLimit).map { file =>
       <div>
         <h5><a href="@url(repository)/blob/@repository.repository.defaultBranch/@file.path">@file.path</a></h5>
         <div class="small muted">Latest commit at @datetime(file.lastModified)</div>
         <pre class="prettyprint linenums:@file.highlightLineNumber" style="padding-left: 25px;">@Html(file.highlightText)</pre>
       </div>
     }
+    @helper.html.paginator(page, files.size, app.RepositorySearch.CodeLimit, 10,
+      s"${url(repository)}/search?q=${urlEncode(query)}&type=code")
   }
 }

src/main/twirl/search/issues.scala.html

@@ -1,4 +1,8 @@
-@(issues: List[app.IssueSearchResult], fileCount: Int, query: String, repository: service.RepositoryService.RepositoryInfo)(implicit context: app.Context)
+@(issues: List[app.IssueSearchResult],
+  fileCount: Int,
+  query: String,
+  page: Int,
+  repository: service.RepositoryService.RepositoryInfo)(implicit context: app.Context)
 @import context._
 @import view.helpers._
 @html.main("Search Results", Some(repository)){
@@ -8,10 +12,10 @@
     } else {
       <h4>We've found @issues.size code @plural(issues.size, "result")</h4>
     }
-    @issues.map { issue =>
+    @issues.drop((page - 1) * app.RepositorySearch.IssueLimit).take(app.RepositorySearch.IssueLimit).map { issue =>
       <div class="block">
         <div class="pull-right muted">#@issue.issueId</div>
-        <h4><a href="@url(repository)/issues/@issue.issueId">@issue.title</a></h4>
+        <h4 style="margin-top: 0px;"><a href="@url(repository)/issues/@issue.issueId">@issue.title</a></h4>
         <pre>@Html(issue.highlightText)</pre>
         <div class="small muted">
           Opened by <a href="@url(issue.openedUserName)" class="username">@issue.openedUserName</a>
@@ -22,5 +26,7 @@
         </div>
       </div>
     }
+    @helper.html.paginator(page, issues.size, app.RepositorySearch.IssueLimit, 10,
+      s"${url(repository)}/search?q=${urlEncode(query)}&type=issue")
   }
 }