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[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: Highlighting words/phrases
 OK, I see now what you were trying to achieve. Not a problem I would relish tackling in XSLT 1.0. Michael Kay http://www.saxonica.com/ > -----Original Message----- > From: yguaba@xxxxxxxxxxxx [mailto:yguaba@xxxxxxxxxxxx] > Sent: 28 July 2006 18:00 > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: Re: Highlighting words/phrases > > On 27 Jul 2006 at 22:54:21, Michael Kay wrote: > > > If you change your code so that it makes a recursive call > on "highlight" > > in place of the call on "search-and-replace" (whose function is > > unclear from your description), then it will highlight all > the occurrences. > > You're right, of course, Michael: I was adapting another > template and forgot to change the name in the recursion. It's > always an honour to get a reply from you, but that wasn't > really the issue. > > My problem was that the template only highlighted the first > word or phrase from the list (i.e. the first "keyword" > element), whereas what I needed was something that would > iterate through *all* the keyword elements, check whether > their text was present in the "contents" > element, and, if so, enclose the matching bit as in this example: > <span class="highlight">matching bit</span>. > > I ended up figuring out that a for-each loop wouldn't work, > as it would keep concatenating the same bits of the input > string that had already been checked for the presence of the > previous key word. In the end I concluded that the only > viable solution would be to recurse. > > After much testing and tweaking, I got the little monster > below to do what I need. If anyone has any suggestions on > ways to simplify and/or optimize this template, it would be > great to hear them. > > Cheers, > > Erik > > ------------------------ > T E M P L A T E > ------------------------ > > <xsl:stylesheet version="1.0" > xmlns:xsl="http://www.w3.org/1999/XSL/Transform" > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" > xsi:schemaLocation="http://www.w3.org/1999/XSL/Transform > http://www.w3.org/2004/11/schema-for-xslt20.xsd"> > <xsl:output method="html" indent="yes" encoding="utf-8"/> > > <xsl:variable name="lower-case" > select="'abcdefg� > 68;ijklmnop&#x > 0071;rstuvwxy& > #x007A;µàáâãäåæ > ;çèéêëìíî� > EF;ðñòóôõöø&#x > 00F9;úûüýþÿāă& > #x0105;ćĉċčďđēĕ > ;ėęěĝğġģĥ > 27;ĩīĭįıijĵķ&#x > 013A;ļľŀłńņňŋ& > #x014D;ŏőœŕŗřśŝ > ;şšţťŧũūŭ > 6F;űųŵŷźżžſ&#x > 0183;ƅƈƌƒƕƙơƣ& > #x01A5;ƨƭưƴƶƹƽƿ > ;DždžLjljNjnjǎǐ > D2;ǔǖǘǚǜǝǟǡ&#x > 01E3;ǥǧǩǫǭǯDzdz& > #x01F5;ǹǻǽǿȁȃȅȇ > ;ȉȋȍȏȑȓȕȗ > 19;țȝȟȣȥȧȩȫ&#x > 022D;ȯȱȳɓɔɖɗə& > #x025B;ɠɣɨɩɯɲɵʀ > ;ʃʈʊʋʒͅάέ > AE;ίαβγδεζη&#x > 03B8;ικλμνξοπ& > #x03C1;ςστυφχψω > ;ϊϋόύώϐϑϕ > D6;ϛϝϟϡϣϥϧϩ&#x > 03EB;ϭϯϰϱϲϵаб& > #x0432;гдежзийк > ;лмнопрст > 43;фхцчшщъы&#x > 044C;эюяѐёђѓє& > #x0455;іїјљњћќѝ > ;ўџѡѣѥѧѩѫ > 6D;ѯѱѳѵѷѹѻѽ&#x > 047F;ҁҍҏґғҕҗҙ& > #x049B;ҝҟҡңҥҧҩҫ > ;ҭүұҳҵҷҹһ > BD;ҿӂӄӈӌӑӓӕ&#x > 04D7;әӛӝӟӡӣӥӧ& > #x04E9;ӫӭӯӱӳӵӹա > ;բգդեզէըթ > 6A;իլխծկհձղ&#x > 0573;մյնշոչպջ& > #x057C;սվտրցւփք > ;օֆḁḃḅḇḉḋ > 0D;ḏḑḓḕḗḙḛḝ&#x > 1E1F;ḡḣḥḧḩḫḭḯ& > #x1E31;ḳḵḷḹḻḽḿṁ > ;ṃṅṇṉṋṍṏṑ > 53;ṕṗṙṛṝṟṡṣ&#x > 1E65;ṧṩṫṭṯṱṳṵ& > #x1E77;ṹṻṽṿẁẃẅẇ > ;ẉẋẍẏẑẓẕẛ > A1;ảấầẩẫậắằ&#x > 1EB3;ẵặẹẻẽếềể& > #x1EC5;ệỉịọỏốồổ > ;ỗộớờởỡợụ > E7;ứừửữựỳỵỷ&#x > 1EF9;ἀἁἂἃἄἅἆἇ& > #x1F10;ἑἒἓἔἕἠἡἢ > ;ἣἤἥἦἧἰἱἲ > 33;ἴἵἶἷὀὁὂὃ&#x > 1F44;ὅὑὓὕὗὠὡὢ& > #x1F63;ὤὥὦὧὰάὲέ > ;ὴήὶίὸόὺύ > 7C;ώᾀᾁᾂᾃᾄᾅᾆ&#x > 1F87;ᾐᾑᾒᾓᾔᾕᾖᾗ& > #x1FA0;ᾡᾢᾣᾤᾥᾦᾧᾰ > ;ᾱᾳιῃῐῑῠῡ > E5;ῳⅰⅱⅲⅳⅴⅵⅶ&#x > 2177;ⅸⅹⅺⅻⅼⅽⅾⅿ& > #x24D0;ⓑⓒⓓⓔⓕⓖⓗⓘ > ;ⓙⓚⓛⓜⓝⓞⓟⓠ$ > E1;ⓢⓣⓤⓥⓦⓧⓨⓩ&#x > FF41;ｂｃｄｅｆｇｈｉ& > #xFF4A;ｋｌｍｎｏｐｑｒ > ;ｓｔｕｖｗｘｙｚ > 428;𐐩𐐪𐐫𐐬𐐭𐐮𐐯&#x > 10430;𐐱𐐲𐐳𐐴𐐵𐐶𐐷& > #x10438;𐐹𐐺𐐻𐐼𐐽𐐾𐐿 > ;𐑀𐑁𐑂𐑃𐑄𐑅𐑆Ą > 47;𐑈𐑉𐑊𐑋𐑌𐑍'"/> > <xsl:variable name="upper-case" > select="'ABCDEFG� > 48;IJKLMNOP&#x > 0051;RSTUVWXY& > #x005A;ΜÀÁÂÃÄÅÆ > ;ÇÈÉÊËÌÍÎ� > CF;ÐÑÒÓÔÕÖØ&#x > 00D9;ÚÛÜÝÞŸĀĂ& > #x0104;ĆĈĊČĎĐĒĔ > ;ĖĘĚĜĞĠĢĤ > 26;ĨĪĬĮIIJĴĶ&#x > 0139;ĻĽĿŁŃŅŇŊ& > #x014C;ŎŐŒŔŖŘŚŜ > ;ŞŠŢŤŦŨŪŬ > 6E;ŰŲŴŶŹŻŽS&#x > 0182;ƄƇƋƑǶƘƠƢ& > #x01A4;ƧƬƯƳƵƸƼǷ > ;DŽDŽLJLJNJNJǍǏ > D1;ǓǕǗǙǛƎǞǠ&#x > 01E2;ǤǦǨǪǬǮDZDZ& > #x01F4;ǸǺǼǾȀȂȄȆ > ;ȈȊȌȎȐȒȔȖ > 18;ȚȜȞȢȤȦȨȪ&#x > 022C;ȮȰȲƁƆƉƊƏ& > #x0190;ƓƔƗƖƜƝƟƦ > ;ƩƮƱƲƷΙΆΈ > 89;ΊΑΒΓΔΕΖΗ&#x > 0398;ΙΚΛΜΝΞΟΠ& > #x03A1;ΣΣΤΥΦΧΨΩ > ;ΪΫΌΎΏΒΘΦ > A0;ϚϜϞϠϢϤϦϨ&#x > 03EA;ϬϮΚΡΣΕАБ& > #x0412;ГДЕЖЗИЙК > ;ЛМНОПРСТ > 23;ФХЦЧШЩЪЫ&#x > 042C;ЭЮЯЀЁЂЃЄ& > #x0405;ІЇЈЉЊЋЌЍ > ;ЎЏѠѢѤѦѨѪ > 6C;ѮѰѲѴѶѸѺѼ&#x > 047E;ҀҌҎҐҒҔҖҘ& > #x049A;ҜҞҠҢҤҦҨҪ > ;ҬҮҰҲҴҶҸҺ > BC;ҾӁӃӇӋӐӒӔ&#x > 04D6;ӘӚӜӞӠӢӤӦ& > #x04E8;ӪӬӮӰӲӴӸԱ > ;ԲԳԴԵԶԷԸԹ > 3A;ԻԼԽԾԿՀՁՂ&#x > 0543;ՄՅՆՇՈՉՊՋ& > #x054C;ՍՎՏՐՑՒՓՔ > ;ՕՖḀḂḄḆḈḊ > 0C;ḎḐḒḔḖḘḚḜ&#x > 1E1E;ḠḢḤḦḨḪḬḮ& > #x1E30;ḲḴḶḸḺḼḾṀ > ;ṂṄṆṈṊṌṎṐ > 52;ṔṖṘṚṜṞṠṢ&#x > 1E64;ṦṨṪṬṮṰṲṴ& > #x1E76;ṸṺṼṾẀẂẄẆ > ;ẈẊẌẎẐẒẔṠ > A0;ẢẤẦẨẪẬẮẰ&#x > 1EB2;ẴẶẸẺẼẾỀỂ& > #x1EC4;ỆỈỊỌỎỐỒỔ > ;ỖỘỚỜỞỠỢỤ > E6;ỨỪỬỮỰỲỴỶ&#x > 1EF8;ἈἉἊἋἌἍἎἏ& > #x1F18;ἙἚἛἜἝἨἩἪ > ;ἫἬἭἮἯἸἹἺ > 3B;ἼἽἾἿὈὉὊὋ&#x > 1F4C;ὍὙὛὝὟὨὩὪ& > #x1F6B;ὬὭὮὯᾺΆῈΈ > ;ῊΉῚΊῸΌῪΎ > FA;Ώᾈᾉᾊᾋᾌᾍᾎ&#x > 1F8F;ᾘᾙᾚᾛᾜᾝᾞᾟ& > #x1FA8;ᾩᾪᾫᾬᾭᾮᾯᾸ > ;ᾹᾼΙῌῘῙῨῩ > EC;ῼⅠⅡⅢⅣⅤⅥⅦ&#x > 2167;ⅨⅩⅪⅫⅬⅭⅮⅯ& > #x24B6;ⒷⒸⒹⒺⒻⒼⒽⒾ > ;ⒿⓀⓁⓂⓃⓄⓅⓆ$ > C7;ⓈⓉⓊⓋⓌⓍⓎⓏ&#x > FF21;ＢＣＤＥＦＧＨＩ& > #xFF2A;ＫＬＭＮＯＰＱＲ > ;ＳＴＵＶＷＸＹＺ > 400;𐐁𐐂𐐃𐐄𐐅𐐆𐐇&#x > 10408;𐐉𐐊𐐋𐐌𐐍𐐎𐐏& > #x10410;𐐑𐐒𐐓𐐔𐐕𐐖𐐗 > ;𐐘𐐙𐐚𐐛𐐜𐐝𐐞Ą > 1F;𐐠𐐡𐐢𐐣𐐤𐐥'"/> > > <xsl:template name="highlight"> > <xsl:param name="input"/> > <xsl:param name="target"/> > <xsl:param name="elem-name" select="'span'"/> > <xsl:param name="class-name"/> > <xsl:param name="caseless" select="true()"/> > <xsl:choose> > <xsl:when test="$caseless and $target[1]"> > <xsl:choose> > <xsl:when > test="contains(translate($input, $upper-case, $lower- case), > translate($target[1], $upper-case, $lower-case))"> > > <xsl:call-template name="highlight"> > > <xsl:with-param name="input" select="substring( $input, 1, > string-length(substring-before(translate($input, $upper-case, > $lower- case), translate($target[1], $upper-case, $lower-case))) )"/> > > <xsl:with-param name="target" select="$target[position() > 1]"/> > > <xsl:with-param name="class-name" select="$class-name"/> > </xsl:call-template> > <xsl:element > name="{$elem-name}"> > > <xsl:attribute name="class"> > > <xsl:value-of select="$class-name"/> > </xsl:attribute> > > <xsl:value-of select="substring($input, string- > length(substring-before(translate($input, $upper-case, > $lower-case), translate($target[1], $upper-case, > $lower-case))) + 1, string- length($target[1]))"/> > </xsl:element> > <xsl:choose> > > <xsl:when test="contains(substring-after(translate($input, > $upper-case, $lower-case), translate($target[1], $upper-case, > $lower- case)), translate($target[1], $upper-case, $lower-case))"> > > <xsl:call-template name="highlight"> > > <xsl:with-param name="input" select="substring($input, > string-length(substring-before(translate($input, $upper-case, > $lower- case), translate($target[1], $upper-case, > $lower-case))) + string- > length($target[1]) + 1)"/> > > <xsl:with-param name="target" select="$target"/> > > <xsl:with-param name="class-name" select="$class-name"/> > > </xsl:call-template> > </xsl:when> > <xsl:otherwise> > > <xsl:call-template name="highlight"> > > <xsl:with-param name="input" select="substring($input, > string-length(substring-before(translate($input, $upper-case, > $lower- case), translate($target[1], $upper-case, > $lower-case))) + string- > length($target[1]) + 1)"/> > > <xsl:with-param name="target" > select="$target[position() > 1]"/> > > <xsl:with-param name="class-name" select="$class-name"/> > > </xsl:call-template> > </xsl:otherwise> > </xsl:choose> > </xsl:when> > <xsl:otherwise> > > <xsl:call-template name="highlight"> > > <xsl:with-param name="input" select="$input"/> > > <xsl:with-param name="target" select="$target[position() > 1]"/> > > <xsl:with-param name="class-name" select="$class-name"/> > </xsl:call-template> > </xsl:otherwise> > </xsl:choose> > </xsl:when> > <xsl:when test="not($caseless) and $target[1]"> > <xsl:choose> > <xsl:when > test="contains($input, $target[1])"> > > <xsl:call-template name="highlight"> > > <xsl:with-param name="input" select="substring-before($input, > $target[1])"/> > > <xsl:with-param name="target" select="$target[position() > 1]"/> > > <xsl:with-param name="class-name" select="$class-name"/> > > <xsl:with-param name="caseless" select="false()"/> > </xsl:call-template> > <xsl:element > name="{$elem-name}"> > > <xsl:attribute name="class"> > > <xsl:value-of select="$class-name"/> > </xsl:attribute> > > <xsl:value-of select="$target[1]"/> > </xsl:element> > <xsl:choose> > > <xsl:when test="contains(substring-after($input, $target[1]), > $target[1])"> > > <xsl:call-template name="highlight"> > > <xsl:with-param name="input" > select="substring-after($input, $target[1])"/> > > <xsl:with-param name="target" select="$target"/> > > <xsl:with-param name="class-name" select="$class-name"/> > > <xsl:with-param name="caseless" select="false()"/> > > </xsl:call-template> > </xsl:when> > <xsl:otherwise> > > <xsl:call-template name="highlight"> > > <xsl:with-param name="input" > select="substring-after($input, $target[1])"/> > > <xsl:with-param name="target" > select="$target[position() > 1]"/> > > <xsl:with-param name="class-name" select="$class-name"/> > > <xsl:with-param name="caseless" select="false()"/> > > </xsl:call-template> > </xsl:otherwise> > </xsl:choose> > </xsl:when> > <xsl:otherwise> > > <xsl:call-template name="highlight"> > > <xsl:with-param name="input" select="$input"/> > > <xsl:with-param name="target" select="$target[position() > 1]"/> > > <xsl:with-param name="class-name" select="$class-name"/> > </xsl:call-template> > </xsl:otherwise> > </xsl:choose> > </xsl:when> > <xsl:otherwise> > <xsl:value-of select="$input"/> > </xsl:otherwise> > </xsl:choose> > </xsl:template> > > </xsl:stylesheet> > > > > _______________________________________________________ > 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