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xml-xslt:排序,比较和返回值

(xml - xslt: sort, compare and return values)

发布于 2020-12-02 20:39:22

因此,我正在使用由单独程序生成的曲棍球统计信息的xml。In为每个玩家生成一个节点,每个季节都有一个子节点(再加上一个职业总数),每个季节都有一个子节点用于统计类型,然后在这些子节点内提供值。

XML样本:

  <player name="Player A" checkname="A,PLAYER">
      <stats year="2017-18" gp="30">
        <shots g="3" a="1" pts="4" sh="23" pct=".130" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="0" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="0" minutes="0" minor="0" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="10" minus="9" plusminus="+1" facewon="67" facelost="71" facepct=".486" blk="17"></misc>
      </stats>
      <stats year="2018-19" gp="37">
        <shots g="5" a="5" pts="10" sh="28" pct=".179" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="0" sh="1" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="2" minutes="4" minor="2" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="15" minus="13" plusminus="+2" facewon="118" facelost="106" facepct=".527" blk="23"></misc>
      </stats>
      <stats year="2019-20" gp="3">
        <shots g="2" a="0" pts="2" sh="6" pct=".333" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="1" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="0" minutes="0" minor="0" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="1" minus="2" plusminus="-1" facewon="36" facelost="30" facepct=".545" blk="3"></misc>
      </stats>
      <stats year="TOTAL" gp="70">
        <shots g="10" a="6" pts="16" sh="57" pct=".175" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="1" sh="1" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="2" minutes="4" minor="2" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="26" minus="24" plusminus="+2" facewon="221" facelost="207" facepct=".516" blk="43"></misc>
      </stats>

  </player>

  <player name="Player B" checkname="B,PLAYER">
      <stats year="2016-17" gp="37">
        <shots g="1" a="11" pts="12" sh="24" pct=".042" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="0" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="7" minutes="14" minor="7" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="33" minus="26" plusminus="+7" facewon="1" facelost="0" facepct="1.000" blk="54"></misc>
      </stats>
      <stats year="2017-18" gp="36">
        <shots g="3" a="14" pts="17" sh="47" pct=".064" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="1" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="8" minutes="16" minor="8" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="31" minus="34" plusminus="-3" facewon="0" facelost="1" facepct=".000" blk="43"></misc>
      </stats>
      <stats year="2018-19" gp="37">
        <shots g="3" a="13" pts="16" sh="44" pct=".068" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="0" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="5" minutes="10" minor="5" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="40" minus="36" plusminus="+4" facewon="1" facelost="0" facepct="1.000" blk="47"></misc>
      </stats>
      <stats year="2019-20" gp="3">
        <shots g="0" a="0" pts="0" sh="2" pct=".000" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="0" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="2" minutes="4" minor="2" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="1" minus="4" plusminus="-3" facewon="0" facelost="0" facepct=".000" blk="4"></misc>
      </stats>
      <stats year="TOTAL" gp="113">
        <shots g="7" a="38" pts="45" sh="117" pct=".060" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="1" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="22" minutes="44" minor="22" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="105" minus="100" plusminus="+5" facewon="2" facelost="1" facepct=".667" blk="148"></misc>
      </stats>

  </player>

  <player name="Player C" checkname="C,PLAYER">
      <stats year="2017-18" gp="25">
        <shots g="1" a="3" pts="4" sh="25" pct=".040" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="0" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="4" minutes="19" minor="2" major="1" misc10="0" miscgame="1" miscgross="0" match="0"></penalty>
        <misc plus="2" minus="8" plusminus="-6" facewon="1" facelost="5" facepct=".167" blk="14"></misc>
      </stats>
      <stats year="2018-19" gp="33">
        <shots g="3" a="2" pts="5" sh="47" pct=".064" ps="0" psatt="0"></shots>
        <goaltype gw="1" pp="0" sh="0" ua="1" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="7" minutes="14" minor="7" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="5" minus="11" plusminus="-6" facewon="3" facelost="5" facepct=".375" blk="25"></misc>
      </stats>
      <stats year="2019-20" gp="3">
        <shots g="0" a="1" pts="1" sh="3" pct=".000" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="0" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="1" minutes="2" minor="1" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="1" minus="3" plusminus="-2" facewon="0" facelost="3" facepct=".000" blk="4"></misc>
      </stats>
      <stats year="TOTAL" gp="61">
        <shots g="4" a="6" pts="10" sh="75" pct=".053" ps="0" psatt="0"></shots>
        <goaltype gw="1" pp="0" sh="0" ua="1" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="12" minutes="35" minor="10" major="1" misc10="0" miscgame="1" miscgross="0" match="0"></penalty>
        <misc plus="8" minus="22" plusminus="-14" facewon="4" facelost="13" facepct=".235" blk="43"></misc>
      </stats>

  </player>

  <player name="Player D" checkname="D,PLAYER">
      <stats year="2018-19" gp="29">
        <shots g="1" a="9" pts="10" sh="33" pct=".030" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="1" sh="0" ua="0" fg="1" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="2" minutes="4" minor="2" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="12" minus="12" plusminus="0" facewon="116" facelost="94" facepct=".552" blk="8"></misc>
      </stats>
      <stats year="2019-20" gp="3">
        <shots g="0" a="0" pts="0" sh="2" pct=".000" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="0" sh="0" ua="0" fg="0" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="1" minutes="2" minor="1" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="0" minus="2" plusminus="-2" facewon="22" facelost="24" facepct=".478" blk="2"></misc>
      </stats>
      <stats year="TOTAL" gp="32">
        <shots g="1" a="9" pts="10" sh="35" pct=".029" ps="0" psatt="0"></shots>
        <goaltype gw="0" pp="1" sh="0" ua="0" fg="1" ot="0" en="0" hat="0" gt="0" so="0"></goaltype>
        <penalty count="3" minutes="6" minor="3" major="0" misc10="0" miscgame="0" miscgross="0" match="0"></penalty>
        <misc plus="12" minus="14" plusminus="-2" facewon="138" facelost="118" facepct=".539" blk="10"></misc>
      </stats>

  </player>

我想要做的是拥有一个xslt文件,返回给定赛季指定统计类别的值和顶级球员的姓名。例如,以点(@pts)开始。

我已经能够使用一些基本的排序方法获得返回最高成绩和玩家的成绩,但是,我想在有最高成绩的情况下增加更多的逻辑。

到目前为止,这是我寻找最高分领袖的方法:

<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:msxsl="urn:schemas-microsoft-com:xslt" version="1.0" exclude-result-prefixes="msxsl">
    <xsl:output method="xml" indent="yes"/>
    <xsl:template match="/">
        <STATS>
            <season_leaders>
                <xsl:for-each select="player/stats[@year='2019-20']">
                    <xsl:sort select="shots/@pts"  data-type="number" order="descending"/>
                    <xsl:if test="(position() = 1)">
                        <points>
                            <xsl:value-of select="shots/@pts"/> - <xsl:value-of select="../@name"/>
                        </points>
                    </xsl:if>
                </xsl:for-each>
            </season_leaders>
        </STATS>
    </xsl:template>
</xsl:stylesheet>

正是我想要的,只是带有领导价值和领导者姓名的文本返回(用短划线分隔)。但是,我希望比较前三个值,如果是两个人的平局,则返回一个最高值和两个人的姓氏。如果是三个或三个以上的领带,则返回最高价,并显示“多个领带”。

我试过在调用值时使用“ position()”函数,但它似乎不起作用,即<xsl:value-of select="shots[position()=1]/@pts"/>和其他变化形式有关。

我如何获得比较最排序的值并基于比较结果返回不同结果的任何帮助?最后,我认为它必须在XSLT 1.0版中完成。

Questioner
CycloneBeaverBadger
Viewed
11
michael.hor257k 2020-12-03 05:44:21

尝试类似的东西:

XSLT 1.0

<xsl:stylesheet version="1.0" 
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:strip-space elements="*"/>

<xsl:param name="year" select="'2019-20'"/>
<xsl:key name="stats" match="stats" use="concat(@year, '|', shots/@pts)" />

<xsl:template match="/players">
    <STATS>
        <season_leaders>
            <xsl:variable name="max">
                <xsl:for-each select="player/stats[@year=$year]/shots">
                    <xsl:sort select="@pts" data-type="number" order="descending"/>
                    <xsl:if test="(position()=1)">
                        <xsl:value-of select="@pts"/>
                    </xsl:if>
                </xsl:for-each>
            </xsl:variable>
            <xsl:variable name="leaders" select="key('stats', concat($year, '|', $max))" />
            <points>
                <xsl:value-of select="$max"/>
                <xsl:text> - </xsl:text>
                <xsl:choose>
                    <xsl:when test="count($leaders) > 2">multiple tied.</xsl:when>
                    <xsl:otherwise>
                        <xsl:for-each select="$leaders">
                            <xsl:value-of select="../@name"/>
                            <xsl:if test="position()!=last()">, </xsl:if>
                        </xsl:for-each>
                    </xsl:otherwise>
                </xsl:choose>
            </points>
        </season_leaders>
    </STATS>
</xsl:template>

</xsl:stylesheet>

演示(使用格式正确的XML作为输入:http : //xsltfiddle.liberty-development.net/gVrvcxm