Wiki-Quellcode von Lucene Suche

Zuletzt geändert von Administrator am 2010/05/04 17:56
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{{velocity}}
$xwiki.jsfx.use("uicomponents/search/search.js", true)##
$xwiki.ssfx.use("uicomponents/search/search.css", true)##
## Disable the document extra data: comments, attachments, history...
#set($docextras = [])
## ===================
## Lucene search
## ===================
## Inputs : $request.text
## Outputs : $list, $isScored
## ===================
## Uncomment this line to overload the maximum list of wiki where to search (also the one listed in the wikis combobox)
## #set($allwikinamelist = ["xwiki", "wiki1", "wiki2"])
##
## Uncomment this line to overload the wikis where to search
## #set($wikinames = "xwiki,wiki,wiki")
##
## Uncomment this line to overload the languages to search
## #set($languages = "default,en,de")
#set ($rssmode = ("$!request.xpage" == 'plain'))
## ---------------
## Space filtering
## ---------------
#set($extraClause = '')
#set($spaces = $xwiki.spaces)
#set($selectedSpace = "$!request.space")
#if($selectedSpace != '' && !$blacklistedSpaces.contains($selectedSpace))
  #set($extraClause = " AND web:${selectedSpace}")
#end
## ----------------------------------------------------------------------
## Exclude Blacklisted spaces ($blacklistedSpaces is set in xwikivars.vm)
## Also exclude WebPreferences.
## ----------------------------------------------------------------------
#foreach ($blacklistedSpace in $blacklistedSpaces)
  #set ($extraClause = " AND NOT web:${blacklistedSpace}${extraClause}")
#end
#if(!$hasAdmin && !$isAdvancedUser)
  #set ($extraClause = " AND NOT name:WebPreferences${extraClause}")
#end
## ---------------
## Space macros
## ---------------
#macro(spaceoption $space $selectedSpace)
  <option value="${space}" #if($selectedSpace == $space)selected="selected"#end>$space</option>
#end
#macro(spaceselect $selectedSpace $spaces)
  <select name="space" title="$msg.get('xe.search.bar.spaces.title')">
    <option value="" #if($selectedSpace == '')selected="selected"#end>$msg.get('xe.search.bar.spaces.all')</option>
    #foreach($space in $spaces)
      #if (!$blacklistedSpaces.contains($space))
        #spaceoption($space $selectedSpace)
      #end
    #end
  </select>
#end
## ---------------
## Wikis filtering
## ---------------
## Parse provided wikis
#set($wikinamelist = [])
#if (!$wikinames)
  #set($wikinametable = $request.getParameterValues("wikinames"))
  #if (!$wikinametable || $request.wikinames == "")
    #set($wikinametable = $allwikinamelist)
  #end
  #set($wikinames = '')
  #foreach($wikiname in $wikinametable)
    #set($ok = $wikinamelist.add($wikiname))
    #if($wikinames != "")
      #set($wikinames = $wikinames + ",")
    #end
    #set($wikinames = $wikinames + $wikiname)
  #end
#else
  #set($wikinametable = $wikinames.split(", "))
  #foreach($wikiname in $wikinametable)
    #set($ok = $wikinamelist.add($wikiname))
  #end
#end
##
#if($xwiki.isVirtualMode())
  #if(!$allwikinamelist)
    #set($currentwikiname = $context.database)
    #set($ok = $context.setDatabase($context.mainWikiName))
    #set($allwikilist = $xwiki.searchDocuments(", BaseObject as obj, StringProperty as prop where doc.fullName=obj.name and obj.className='XWiki.XWikiServerClass' and prop.id.id=obj.id and prop.id.name='server'"))
    #set($ok = $context.setDatabase($currentwikiname))
    ##
    #set($allwikinamelist = [])
    #foreach($wiki in $allwikilist)
      #set($ok = $allwikinamelist.add($wiki.substring(17).toLowerCase()))
    #end
    #if(!$allwikinamelist.contains($context.mainWikiName))
      #set($ok = $allwikinamelist.add($context.mainWikiName))
    #end
  #end
  ## ---------------
  ## Wikis macros
  ## ---------------
  #macro(wikinamesoption $wikiname $wikinamelist)
    <option value="$wikiname" #if($wikinamelist.contains($wikiname))selected="selected"#end>$wikiname</option>
  #end
  #macro(wikinamesselect $allwikinamelist $wikinamelist)
    <select name="wikinames">
      <option value="" selected="selected">All</option>
      #foreach($wikiname in $allwikinamelist)
        #wikinamesoption($wikiname $wikinamelist)
      #end
    </select>
  #end
#else
  #if($wikinames == '')
    #set($wikinames = $context.mainWikiName)
  #end
#end
## ---------------
## Query preparation
## ---------------
#set($text = "$!request.getParameter('text')")
#set($query = $text)
#set($utext = $util.encodeURI($query))
#set($defaultItemsPerPage = 30)
#set($itemsPerPage = $util.parseInt("$!{request.perPage}"))
#if($itemsPerPage <= 0)
  #set($itemsPerPage = $defaultItemsPerPage)
#end
## ---------------
## Query form
## ---------------
#if(!$rssmode)
{{html}}
<form action="" id="searchBar">
  <div class="centered">
    <label for="text" class="hidden">$msg.get('xe.search.query')</label>
    <input type="text" id="text" name="text" class="searchQuery #if($text == '') defaultText#end" #if($text == '') value="$msg.get('xe.search.bar.query.tip')" #else value="${escapetool.xml($text)}" #end title="$msg.get('xe.search.bar.query.title')"/>
    #spaceselect($selectedSpace $spaces)
    <input type="submit" class="searchButton" value="$msg.get('xe.search.bar.submit')" title="$msg.get('xe.search.bar.submit.title')"/>
    <div class="searchHelp">$msg.get('xe.search.bar.queryTip')</div>
  </div>
</form>
{{/html}}
#end
## ---------------
## Results processing
## ---------------
#if($query != '')
  #set($lucene = $xwiki.getPlugin("lucene"))
  #if($lucene)    
    ## ---------------
    ## Lucene search
    ## ---------------
    #set($searchresults = $lucene.getSearchResults("${query}${extraClause}", $wikinames, $!languages, $xwiki))
    #if($searchresults.getHitcount() > 0)
      ## -----------------
      ## Pagination (top)
      ## -----------------
      #if(!$rssmode)
        #set($paginationParameters = {'url' : $doc.getURL('view', "text=${query}&amp;space=${selectedSpace}"), 'totalItems' : $searchresults.getHitcount(), 'defaultItemsPerPage' : $defaultItemsPerPage, 'position': 'top'})

        {{html}}
          #pagination($paginationParameters)
        {{/html}}
      #end
      ## -----------------
      ## Display results
      ## -----------------
      #set($firstIndex = "$!{paginationParameters.firstItem}")
      #if($firstIndex == '')
        #set($firstIndex = "$!request.getParameter('firstIndex')")
        #if($firstIndex == '')
          #set($firstIndex = '0')
        #end
      #end
      #set($firstIndex = $util.parseInt($firstIndex))
      #set($firstIndex = $firstIndex + 1)
      #set($results = $searchresults.getResults("$firstIndex", "$itemsPerPage"))
      #if ($rssmode)
        #set ($list = $util.arrayList)
        #foreach ($item in $results)
          #if ($item.type != "attachment")
            #set ($ok = $list.add(0, "${item.web}.${item.name}"))
          #end
        #end
        #set ($feed = $xwiki.feed.getDocumentFeed($list, $util.getHashMap()))
        #set ($feedURI = $doc.getExternalURL("view"))
        #set ($discard = $feed.setLink($feedURI))
        #set ($discard = $feed.setUri($feedURI))
        #set ($discard = $feed.setAuthor('XWiki'))
        #set ($discard = $feed.setTitle($msg.get('xe.search.rss', [$text])))
        #set ($discard = $feed.setDescription($msg.get('xe.search.rss', [$text])))
        #set ($discard = $feed.setLanguage($context.language))
        #set ($discard = $feed.setCopyright($xwiki.getXWikiPreference('copyright')))
        {{html clean="false"}}$xwiki.feed.getFeedOutput($feed, 'rss_2.0'){{/html}}
      #else
        #set ($list = $results)
        #set ($isScored = true)

        {{include document="XWiki.Results"/}}
      #end
      ## -----------------
      ## Pagination (bottom)
      ## -----------------
      #if(!$rssmode)
        #set($paginationParameters.position = 'bottom')

        {{html}}
          #pagination($paginationParameters)
        {{/html}}
        ## ---------------
        ## RSS link
        ## ---------------
        #if($selectedSpace == '')
          #set($rssURL = $xwiki.getURL($doc.fullName, 'view', "xpage=plain&amp;text=${utext}" ))
        #else
          #set($rssURL = $xwiki.getURL($doc.fullName, 'view', "xpage=plain&space=${selectedSpace}&text=${utext}"))
        #end

        {{html}}
          <a href="${rssURL}"><img src="$xwiki.getSkinFile("icons/silk/feed.gif")" alt="RSS icon"/>$msg.get("xe.search.rss", ["[$query]"])</a>
        {{/html}}
      #end
    #end
  #else

    {{error}}$msg.get('xe.search.plugin.notfound')){{/error}}
  #end
#end
#if (!$rssmode)
  ## ---------------
  ## Rebuild processing
  ## ---------------
  #set($lucene = $xwiki.getPlugin("lucene"))
  #if($lucene)
    #set($doRebuild = "$!{request.getParameter('rebuild')}")
    #if($doRebuild == "yes")
      #set($documentCount = $lucene.rebuildIndex())
      #if(${documentCount} >= 0)
        
        {{info}}$msg.get("xe.search.rebuild.started"){{/info}}
      #elseif(${documentCount} == -1)

        {{error}}$msg.get("xe.search.rebuild.rights"){{/error}}

      #elseif(${documentCount} == -2)

        {{error}}$msg.get("xe.search.rebuild.inprogress"){{/error}}
      #else

        {{error}}$msg.get("xe.search.rebuild.failed"){{/error}}
      #end
    #else## !doRebuild
      ## ---------------
      ## Queue & rebuild option
      ## ---------------
      #set ($queuesize = $xwiki.lucene.getQueueSize())
      #if ($queuesize > 2)
        #set($info1 = $msg.get('xe.search.rebuild.currently', [${queuesize}]))
      #else
        #set($info1 = $msg.get('xe.search.index.uptodate'))
      #end
      #if($hasAdmin)
        #set($info2 = " [[$msg.get('xe.search.index.rebuild')>>${doc.space}.${doc.name}?rebuild=yes]].")
      #else
        #set($info2 = "")
    #end

    {{info}}${info1}${info2}{{/info}}
  #end## doRebuild
  #set($defaultSearch = "[[$msg.get('xe.search.default.engine')>>WebSearch?text=$utext]]")

  {{warning}}$msg.get('xe.search.lucene.experimental', [$defaultSearch]){{/warning}}

#else## !lucene exists
  #set($defaultSearch = "[[$msg.get('xe.search.default.engine')>>WebSearch?text=$utext]]")

  {{warning}}$msg.get('xe.search.plugin.notenabled', [$defaultSearch]){{/warning}}
  #end## lucene exists
#end## !$rssmode
{{/velocity}}