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<?xml version="1.0" encoding="UTF-8"?>
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<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
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<xsl:output method="html" encoding="UTF-8" indent="yes"/>
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<!-- Ключи для поиска уникальных значений -->
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<xsl:key name="k-level" match="object/level" use="."/>
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<xsl:key name="k-level-id" match="object/level-id" use="."/>
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<xsl:key name="k-generation" match="object/generation" use="."/>
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<xsl:key name="k-generation-id" match="object/generation-id" use="."/>
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<xsl:key name="k-type" match="object/type" use="."/>
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<xsl:key name="k-type-id" match="object/type-id" use="."/>
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<!-- Экранирование одинарных кавычек для SQL -->
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<xsl:template name="escape-sql">
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<xsl:param name="text"/>
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<xsl:choose>
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<xsl:when test="contains($text, "'")">
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<xsl:value-of select="substring-before($text, "'")"/>
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<xsl:text>''</xsl:text>
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<xsl:call-template name="escape-sql">
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<xsl:with-param name="text" select="substring-after($text, "'")"/>
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</xsl:call-template>
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</xsl:when>
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<xsl:otherwise>
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<xsl:value-of select="$text"/>
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</xsl:otherwise>
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</xsl:choose>
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</xsl:template>
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<!-- Вывод NOT NULL только если пустых значений нет -->
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<xsl:template name="show-not-null-text">
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<xsl:param name="empty-count"/>
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<xsl:if test="$empty-count = 0">
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<div>Нужен: NOT NULL</div>
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</xsl:if>
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</xsl:template>
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<xsl:template name="sql-not-null">
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<xsl:param name="empty-count"/>
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<xsl:if test="$empty-count = 0">
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<xsl:text> NOT NULL</xsl:text>
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</xsl:if>
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</xsl:template>
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<xsl:template match="/">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
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<title>Анализ данных файла specialities.xml</title>
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<style type="text/css">
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body { font-family: Arial, sans-serif; font-size: 16px; line-height: 1.45; background: #ffffff; color: #000000; margin: 24px; }
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h1 { font-size: 24px; margin: 0 0 18px 0; }
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h2 { font-size: 20px; margin: 26px 0 10px 0; }
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.block { margin-bottom: 18px; }
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.field-title { font-weight: bold; margin-bottom: 4px; }
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.sql { white-space: pre-wrap; border: 1px solid #bfbfbf; padding: 12px; margin-top: 8px; }
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</style>
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</head>
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<body>
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<h1>Анализ данных файла specialities.xml (specialities.xml)</h1>
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<h2>Выполнено студентами С22-712: Антипенко Д.А, Гаранян А.Э, Епифанов В.С, Ускова Е.А.</h2>
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<xsl:call-template name="field-id"/>
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<xsl:call-template name="field-name"/>
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<xsl:call-template name="field-code"/>
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<xsl:call-template name="field-level"/>
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<xsl:call-template name="field-level-id"/>
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<xsl:call-template name="field-generation"/>
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<xsl:call-template name="field-generation-id"/>
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<xsl:call-template name="field-type"/>
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<xsl:call-template name="field-type-id"/>
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<h2>SQL-файл</h2>
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<div class="sql"><xsl:text>DROP TABLE IF EXISTS specialities;
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DROP SEQUENCE IF EXISTS specialities_id_seq;
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CREATE SEQUENCE specialities_id_seq
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START WITH 1
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INCREMENT BY 1;
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CREATE TABLE specialities (
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id INTEGER</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/id[not(normalize-space())])"/></xsl:call-template><xsl:text>,
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name VARCHAR(102)</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/name[not(normalize-space())])"/></xsl:call-template><xsl:text>,
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code VARCHAR(8)</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/code[not(normalize-space())])"/></xsl:call-template><xsl:text>,
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level VARCHAR(12)</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/level[not(normalize-space())])"/></xsl:call-template><xsl:text> CHECK (level IN ('Специалитет', 'Магистратура', 'Бакалавриат', 'Аспирантура')),
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level_id INTEGER</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/level-id[not(normalize-space())])"/></xsl:call-template><xsl:text> CHECK (level_id IN (1, 2, 0, 3)),
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generation VARCHAR(6)</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/generation[not(normalize-space())])"/></xsl:call-template><xsl:text> CHECK (generation IN ('ФГОС3+', 'ГОС2')),
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generation_id INTEGER</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/generation-id[not(normalize-space())])"/></xsl:call-template><xsl:text> CHECK (generation_id IN (1, 0)),
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type VARCHAR(13)</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/type[not(normalize-space())])"/></xsl:call-template><xsl:text> CHECK (type IN ('специальность', 'направление')),
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type_id INTEGER</xsl:text><xsl:call-template name="sql-not-null"><xsl:with-param name="empty-count" select="count(objects/object/type-id[not(normalize-space())])"/></xsl:call-template><xsl:text> CHECK (type_id IN (1, 0)),
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CONSTRAINT pk_specialities PRIMARY KEY (id)
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);</xsl:text></div>
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<h2>SQL: INSERT-запросы, сформированные из XML</h2>
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<xsl:for-each select="objects/object">
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<div class="sql"><xsl:text>INSERT INTO specialities (id, name, code, level, level_id, generation, generation_id, type, type_id)
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VALUES (
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nextval('specialities_id_seq'),
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'</xsl:text><xsl:call-template name="escape-sql"><xsl:with-param name="text" select="name"/></xsl:call-template><xsl:text>',
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'</xsl:text><xsl:call-template name="escape-sql"><xsl:with-param name="text" select="code"/></xsl:call-template><xsl:text>',
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'</xsl:text><xsl:call-template name="escape-sql"><xsl:with-param name="text" select="level"/></xsl:call-template><xsl:text>',
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</xsl:text><xsl:value-of select="level-id"/><xsl:text>,
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'</xsl:text><xsl:call-template name="escape-sql"><xsl:with-param name="text" select="generation"/></xsl:call-template><xsl:text>',
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</xsl:text><xsl:value-of select="generation-id"/><xsl:text>,
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'</xsl:text><xsl:call-template name="escape-sql"><xsl:with-param name="text" select="type"/></xsl:call-template><xsl:text>',
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</xsl:text><xsl:value-of select="type-id"/><xsl:text>
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);</xsl:text></div>
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</xsl:for-each>
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</body>
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</html>
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</xsl:template>
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<xsl:template name="field-id">
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<xsl:variable name="empty-count" select="count(objects/object/id[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля id</div>
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<div>Тип данных: integer</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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</div>
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</xsl:template>
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<xsl:template name="field-name">
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<xsl:variable name="empty-count" select="count(objects/object/name[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля name</div>
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<div>Тип данных: Текст</div>
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<div>Самый длинный элемент:
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<xsl:for-each select="objects/object/name">
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<xsl:sort select="string-length(.)" data-type="number" order="descending"/>
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<xsl:if test="position() = 1">
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<xsl:value-of select="."/><xsl:text> , длина: </xsl:text><xsl:value-of select="string-length(.)"/>
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</xsl:if>
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</xsl:for-each>
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</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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</div>
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</xsl:template>
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<xsl:template name="field-code">
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<xsl:variable name="empty-count" select="count(objects/object/code[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля code</div>
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<div>Тип данных: Текст</div>
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<div>Самый длинный элемент:
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<xsl:for-each select="objects/object/code">
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<xsl:sort select="string-length(.)" data-type="number" order="descending"/>
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<xsl:if test="position() = 1">
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<xsl:value-of select="."/><xsl:text> , длина: </xsl:text><xsl:value-of select="string-length(.)"/>
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</xsl:if>
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</xsl:for-each>
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</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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</div>
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</xsl:template>
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<xsl:template name="field-level">
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<xsl:variable name="empty-count" select="count(objects/object/level[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля level</div>
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<div>Тип данных: Текст</div>
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<div>Самый длинный элемент:
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<xsl:for-each select="objects/object/level">
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<xsl:sort select="string-length(.)" data-type="number" order="descending"/>
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<xsl:if test="position() = 1">
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<xsl:value-of select="."/><xsl:text> , длина: </xsl:text><xsl:value-of select="string-length(.)"/>
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</xsl:if>
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</xsl:for-each>
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</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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<div>Нужен: CHECK (level IN(
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<xsl:for-each select="objects/object/level[generate-id() = generate-id(key('k-level', .)[1])]">
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<xsl:text> '</xsl:text><xsl:value-of select="."/><xsl:text>' </xsl:text>
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<xsl:if test="position() != last()"><xsl:text>, </xsl:text></xsl:if>
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</xsl:for-each>
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))</div>
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</div>
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</xsl:template>
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<xsl:template name="field-level-id">
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<xsl:variable name="empty-count" select="count(objects/object/level-id[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля level-id</div>
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<div>Тип данных: integer</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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<div>Нужен: CHECK (level_id IN(
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<xsl:for-each select="objects/object/level-id[generate-id() = generate-id(key('k-level-id', .)[1])]">
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<xsl:text> '</xsl:text><xsl:value-of select="."/><xsl:text>' </xsl:text>
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<xsl:if test="position() != last()"><xsl:text>, </xsl:text></xsl:if>
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</xsl:for-each>
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))</div>
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</div>
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</xsl:template>
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<xsl:template name="field-generation">
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<xsl:variable name="empty-count" select="count(objects/object/generation[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля generation</div>
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<div>Тип данных: Текст</div>
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<div>Самый длинный элемент:
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<xsl:for-each select="objects/object/generation">
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<xsl:sort select="string-length(.)" data-type="number" order="descending"/>
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<xsl:if test="position() = 1">
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<xsl:value-of select="."/><xsl:text> , длина: </xsl:text><xsl:value-of select="string-length(.)"/>
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</xsl:if>
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</xsl:for-each>
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</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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<div>Нужен: CHECK (generation IN(
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<xsl:for-each select="objects/object/generation[generate-id() = generate-id(key('k-generation', .)[1])]">
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<xsl:text> '</xsl:text><xsl:value-of select="."/><xsl:text>' </xsl:text>
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<xsl:if test="position() != last()"><xsl:text>, </xsl:text></xsl:if>
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</xsl:for-each>
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))</div>
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</div>
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</xsl:template>
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<xsl:template name="field-generation-id">
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<xsl:variable name="empty-count" select="count(objects/object/generation-id[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля generation-id</div>
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<div>Тип данных: integer</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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<div>Нужен: CHECK (generation_id IN(
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<xsl:for-each select="objects/object/generation-id[generate-id() = generate-id(key('k-generation-id', .)[1])]">
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<xsl:text> '</xsl:text><xsl:value-of select="."/><xsl:text>' </xsl:text>
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<xsl:if test="position() != last()"><xsl:text>, </xsl:text></xsl:if>
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</xsl:for-each>
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))</div>
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</div>
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</xsl:template>
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<xsl:template name="field-type">
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<xsl:variable name="empty-count" select="count(objects/object/type[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля type</div>
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<div>Тип данных: Текст</div>
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<div>Самый длинный элемент:
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<xsl:for-each select="objects/object/type">
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<xsl:sort select="string-length(.)" data-type="number" order="descending"/>
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<xsl:if test="position() = 1">
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<xsl:value-of select="."/><xsl:text> , длина: </xsl:text><xsl:value-of select="string-length(.)"/>
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</xsl:if>
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</xsl:for-each>
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</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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<div>Нужен: CHECK (type IN(
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<xsl:for-each select="objects/object/type[generate-id() = generate-id(key('k-type', .)[1])]">
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<xsl:text> '</xsl:text><xsl:value-of select="."/><xsl:text>' </xsl:text>
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<xsl:if test="position() != last()"><xsl:text>, </xsl:text></xsl:if>
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</xsl:for-each>
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))</div>
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</div>
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</xsl:template>
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<xsl:template name="field-type-id">
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<xsl:variable name="empty-count" select="count(objects/object/type-id[not(normalize-space())])"/>
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<div class="block">
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<div class="field-title">Анализ поля type-id</div>
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<div>Тип данных: integer</div>
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<div>Число пустых: <xsl:value-of select="$empty-count"/></div>
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<xsl:call-template name="show-not-null-text">
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<xsl:with-param name="empty-count" select="$empty-count"/>
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</xsl:call-template>
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<div>Нужен: CHECK (type_id IN(
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<xsl:for-each select="objects/object/type-id[generate-id() = generate-id(key('k-type-id', .)[1])]">
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<xsl:text> '</xsl:text><xsl:value-of select="."/><xsl:text>' </xsl:text>
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<xsl:if test="position() != last()"><xsl:text>, </xsl:text></xsl:if>
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</xsl:for-each>
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))</div>
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</div>
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</xsl:template>
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</xsl:stylesheet>
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@@ -0,0 +1,19 @@
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from lxml import etree
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# загружаем XML
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xml = etree.parse("specialities.xml")
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# загружаем XSLT
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xslt = etree.parse("specialities.xsl")
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# создаем трансформацию
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transform = etree.XSLT(xslt)
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# применяем
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result = transform(xml)
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# сохраняем HTML
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with open("specialities.html", "wb") as f:
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f.write(etree.tostring(result, pretty_print=True, encoding="UTF-8"))
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print("HTML успешно создан: specialities.html")
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Reference in New Issue
Block a user