Mercurial > hg > mpdl-group
diff software/eXist/webapp/mpdl/interface/queryResult.xql @ 7:5589d865af7a
Erstellung XQL/XSL Applikation
author | Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> |
---|---|
date | Tue, 08 Feb 2011 15:16:46 +0100 |
parents | |
children | d6f528ad5d96 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/software/eXist/webapp/mpdl/interface/queryResult.xql Tue Feb 08 15:16:46 2011 +0100 @@ -0,0 +1,261 @@ +xquery version "1.0"; + +import module namespace functx = "http://www.functx.com" at "../util/functx.xql"; +import module namespace mpdl-lucene = "http://www.mpiwg-berlin.mpg.de/ns/mpdl/lucene/search" at "../lucene/search.xql"; + +declare namespace request="http://exist-db.org/xquery/request"; + +declare namespace echo="http://www.mpiwg-berlin.mpg.de/ns/echo/1.0/"; +declare namespace dc="http://purl.org/dc/elements/1.1/"; +declare namespace dct="http://purl.org/dc/terms/1.0/"; +declare namespace rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"; + + +let $queryType := request:get-parameter("queryType", "") +let $docbase := request:get-parameter("docbase", "") +let $output := request:get-parameter("output", "html") +let $attribute1 := request:get-parameter("attribute1", "") +let $relOp1 := request:get-parameter("relOp1", "") +let $attrQuery1 := request:get-parameter("attrQuery1", "") +let $boolOp := request:get-parameter("boolOp", "") +let $attribute2 := request:get-parameter("attribute2", "") +let $relOp2 := request:get-parameter("relOp2", "") +let $attrQuery2 := request:get-parameter("attrQuery2", "") +let $ftQuery := request:get-parameter("ftQuery", "") +let $ftMorphQuery := request:get-parameter("ftMorphQuery", "") +let $orderBy := request:get-parameter("orderBy", "") +let $language := request:get-parameter("language", "") +let $pn := number(request:get-parameter("pn", "")) +let $reqPageSize := request:get-parameter("pageSize", "") +let $pageSize := + if ($reqPageSize = '' or $reqPageSize = '0') + then 20 + else number($reqPageSize) + +let $docPathStandard := "/db/mpdl/documents/standard" +let $docPathMorph := "/db/mpdl/documents/morph" +let $docPath := + if($queryType = 'fulltextMorph') + then $docPathMorph + else $docPathStandard + +let $docBaseArch := "archimedes" +let $docBaseEcho := "echo" +let $fulltextMorphArchDocPath := concat($docPathMorph, "/", $docBaseArch, "/", $language) +let $fulltextMorphEchoDocPath := concat($docPathMorph, "/", $docBaseEcho, "/", $language) +let $fulltextMorphCollection := + if(contains($docbase, $docBaseArch) and contains($docbase, $docBaseEcho)) + then collection($fulltextMorphArchDocPath, $fulltextMorphEchoDocPath) + else if(contains($docbase, $docBaseArch) and not(contains($docbase, $docBaseEcho))) + then collection($fulltextMorphArchDocPath) + else if(not(contains($docbase, $docBaseArch)) and contains($docbase, $docBaseEcho)) + then collection($fulltextMorphEchoDocPath) + else () + +let $fulltextStandardArchDocPath := concat($docPathStandard, "/", $docBaseArch) +let $fulltextStandardEchoDocPath := concat($docPathStandard, "/", $docBaseEcho) +let $fulltextStandardCollectionStr := + if(contains($docbase, $docBaseArch) and contains($docbase, $docBaseEcho)) + then concat("collection('", $fulltextStandardArchDocPath, "', '", $fulltextStandardEchoDocPath, "')") + else if(contains($docbase, $docBaseArch) and not(contains($docbase, $docBaseEcho))) + then concat("collection('", $fulltextStandardArchDocPath, "')") + else if(not(contains($docbase, $docBaseArch)) and contains($docbase, $docBaseEcho)) + then concat("collection('", $fulltextStandardEchoDocPath, "')") + else () +let $metadataStr := concat("(", $fulltextStandardCollectionStr, "/archimedes/info", "|" , $fulltextStandardCollectionStr, "/echo:echo/echo:metadata", ")") +let $fulltextStandardCollection := util:eval($fulltextStandardCollectionStr) + +let $isAttributeSearch := + if ($queryType = "attribute") + then true() + else false() +let $isSimpleAttributeSearch := + if ($queryType = "attribute" and $attrQuery2 = "") + then true() + else false() +let $isBooleanAttributeSearch := + if ($queryType = "attribute" and $attrQuery2 != "") + then true() + else false() + +(: TODO: performance improvement: at this time the result is fully scanned 3 times (query, ordering, presentation) :) +let $attrQueryResult := + if ($queryType = "browse") + then $fulltextStandardCollection + else if ($queryType = "fulltext") + then mpdl-lucene:search($fulltextStandardCollection, $ftQuery) + else if ($queryType = "fulltextMorph") + then mpdl-lucene:search($fulltextMorphCollection, $ftMorphQuery) + else if ($isAttributeSearch) + then mpdl-lucene:attrSearch($metadataStr, $attribute1, $attrQuery1, $boolOp, $attribute2, $attrQuery2) + else () + +let $orderedAttrQueryResult := + if ($queryType = "fulltext" or $queryType = "fulltextMorph") + then + (for $attrElem in $attrQueryResult + order by ft:score($attrElem) descending + return $attrElem) + else mpdl-lucene:order($attrQueryResult, $orderBy) + +let $countResult := count($orderedAttrQueryResult) +let $countPagesTemp := $countResult idiv $pageSize + 1 +let $countPages := + if((($countResult - 1) idiv $pageSize + 1) = ($countPagesTemp - 1)) + then $countPagesTemp - 1 (: if countResult is exactly 10, 20, 30, ... then 1 has to be subtracted :) + else $countPagesTemp +let $pnLeftNumber := + if ($pn > 1) + then $pn - 1 + else $pn +let $pnRightNumber := + if ($pn < $countPages) + then $pn + 1 + else $pn +let $positionFrom := (($pn - 1) * $pageSize) + 1 +let $positionTo := + if ($pn = $countPages) + then $countResult + else $pn * $pageSize + +let $mode := + if ($queryType = "fulltext" or $queryType = "fulltextMorph") + then "text" + else "image" + +let $pageResult := + for $elem at $pos in $orderedAttrQueryResult + let $doc := $elem/fn:root() let $documentUriOrig := document-uri($doc) + let $documentUri := substring-after($documentUriOrig, $docPath) + let $docBase := substring-before(substring-after($documentUri, "/"), "/") + let $metadata := mpdl-lucene:getMetadata($docBase, $doc) + (: Performance: following is slow: why (would be better structured code) ? + let $attrAuthorStr := mpdl-lucene:getElemNameByAttr($docBase, "author") + let $author := mpdl-lucene:getElemDynamic($metadataElem, $attrAuthorStr) + :) + let $authorElems := mpdl-lucene:getElementsByAttr($metadata, $docBase, "author") + let $titleElems := mpdl-lucene:getElementsByAttr($metadata, $docBase, "title") + let $placeElems := mpdl-lucene:getElementsByAttr($metadata, $docBase, "place") + let $dateElems := mpdl-lucene:getElementsByAttr($metadata, $docBase, "date") + let $authors := string-join($authorElems, ', ') + let $titles := string-join($titleElems, ', ') + let $places := string-join($placeElems, ', ') + let $dates := string-join($dateElems, ', ') + let $resultElem := + if ($output = "html") + then + <tr> + <td valign="top" style="padding-left:5px;">{$pos}.</td> + <td valign="top" style="padding-left:7px;"><a href="echo/echoDocuView.xql?document={$documentUri}"><img src="../images/book.png" width="15" height="15" border="0"/></a> </td> + <td valign="top"><a href="/exist/rest{$docPathStandard}{$documentUri}" target="_blank"><img src="../images/download.png" width="15" height="15" border="0" alt="Download"/></a></td> + <td valign="top" style="padding-left:5px;"><i>{$authors}</i></td> + <td valign="top" style="padding-left:5px;">{$titles}</td> + <td valign="top" style="padding-left:5px;">{$places}</td> + <td valign="top" style="padding-left:5px;">{$dates}</td> + </tr> + else if ($output = "xml") + then + <document> + <position>{$pos}</position> + <uri>{$documentUri}</uri> + <author>{$authors}</author> + <title>{$titles}</title> + <place>{$places}</place> + <date>{$dates}</date> + </document> + else () + where $pos >= $positionFrom and $pos <= $positionTo + return $resultElem + +let $attrQueryResultError := string($attrQueryResult/error) + +let $resultPageBody := + if ($attrQueryResultError = '' and $countResult > 0) + then + <form action="queryResult.xql" method="get"> + <input type="hidden" name="docbase" value="{$docbase}"/> + <input type="hidden" name="queryType" value="{$queryType}"/> + <input type="hidden" name="attribute1" value="{$attribute1}"/> + <input type="hidden" name="relOp1" value="{$relOp1}"/> + <input type="hidden" name="attrQuery1" value="{$attrQuery1}"/> + <input type="hidden" name="boolOp" value="{$boolOp}"/> + <input type="hidden" name="attribute2" value="{$attribute2}"/> + <input type="hidden" name="relOp2" value="{$relOp2}"/> + <input type="hidden" name="attrQuery2" value="{$attrQuery2}"/> + <input type="hidden" name="ftQuery" value="{$ftQuery}"/> + <input type="hidden" name="ftMorphQuery" value="{$ftMorphQuery}"/> + <input type="hidden" name="language" value="{$language}"/> + <input type="hidden" name="pn" value="{$pn}"/> + <input type="hidden" name="pageSize" value="{$pageSize}"/> + <table width="100%" border="2" rules="groups"> + <colgroup> + <col width="3%"/> + <col width="3%"/> + <col width="3%"/> + <col width="15%"/> + <col width="51%"/> + <col width="15%"/> + <col width="6%"/> + </colgroup> + <thead> + <tr> + <th align="left" valign="top"> + <button id="dummy" name="orderBy" value="{$orderBy}" style="padding:0px;font-weight:bold;font-size:14px;background:none;border:none;">No.</button> + </th> + <th align="left" valign="top"><button id="dummy" name="orderBy" value="{$orderBy}" style="padding:0px;font-weight:bold;font-size:14px;background:none;border:none;">Echo</button></th> + <th></th> + <th align="left" valign="top"> + <button name="orderBy" value="author" style="padding:0px;font-weight:bold;font-size:14px;background:none;border:none;">Author</button> + </th> + <th align="left" valign="top"> + <button name="orderBy" value="title" style="padding:0px;font-weight:bold;font-size:14px;background:none;border:none;">Title</button> + </th> + <th align="left" valign="top"> + <button name="orderBy" value="place" style="padding:0px;font-weight:bold;font-size:14px;background:none;border:none;">Place</button> + </th> + <th align="left" valign="top"> + <button name="orderBy" value="date" style="padding:0px;font-weight:bold;font-size:14px;background:none;border:none;">Year</button> + </th> + </tr> + </thead> + <tbody> + <tr/> + {$pageResult} + </tbody> + </table> + </form> + else if ($attrQueryResultError != '') + then (<b>Your query delivers an error: </b>, $attrQueryResultError) + else (<b>Your query delivers no result</b>) + +let $resultPage := + if ($output = "html") + then + <div class="queryResult"> + <div class="queryResultHits" style="visibility:hidden">{$countResult}</div> + <div class="queryResultPage"> + {$resultPageBody} + </div> + </div> + else if ($output = "xml") + then + <result> + <query> + <type>{$queryType}</type> + <language>{$language}</language> + <docbase>{$docbase}</docbase> + <ftQuery>{$ftQuery}</ftQuery> + <ftMorphQuery>{$ftMorphQuery}</ftMorphQuery> + </query> + <queryResult> + <size>{$countResult}</size> + <page> + <size>{$pageSize}</size> + <pageNumber>{$pn}</pageNumber> + <content>{$pageResult}</content> + </page> + </queryResult> + </result> + else () +return $resultPage + \ No newline at end of file