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@@ -55,4 +55,116 @@ def trend():
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response.content_type = 'image/svg+xml; charset=utf-8'
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return f.getvalue()
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-run(host='127.0.0.1', port=6772)
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+heading = """<?xml version="1.0" encoding="UTF-8"?>
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+<?xml-stylesheet type="text/xsl" href="/grocery/style/table"?>
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+"""
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+
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+style = """
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+<xsl:stylesheet version="1.0"
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+ xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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+ xmlns:xsd="http://www.w3.org/2001/XMLSchema"
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+ xmlns="http://www.w3.org/1999/xhtml"
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+>
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+
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+ <xsl:output method="xml"
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+ doctype-system="http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"
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+ doctype-public="-//W3C/DTD XHTML 1.0 Strict//EN"
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+ indent="yes"/>
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+
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+ <xsl:template match="/*">
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+ <xsl:variable name="schema" select="//xsd:schema"/>
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+ <xsl:variable name="tabletypename"
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+ select="$schema/xsd:element[@name=name(current())]/@type"/>
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+ <xsl:variable name="rowtypename"
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+ select="$schema/xsd:complexType[@name=$tabletypename]/xsd:sequence/xsd:element[@name='row']/@type"/>
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+
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+ <html>
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+ <head>
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+ <title><xsl:value-of select="name(current())"/></title>
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+ <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/purecss@2.1.0/build/pure-min.css" integrity="sha384-yHIFVG6ClnONEA5yB5DJXfW2/KC173DIQrYoZMEtBvGzmf0PKiGyNEqe9N6BNDBH" crossorigin="anonymous"/>
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+ <link rel="stylesheet" href="https://shandan.one/css/grids-responsive-min.css"/>
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+ <link rel="stylesheet" href="https://shandan.one/css/responsive-visibility-collapse.css"/>
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+ </head>
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+ <body>
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+ <table class="pure-table pure-table-bordered pure-table-striped">
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+ <tr>
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+ <xsl:for-each select="$schema/xsd:complexType[@name=$rowtypename]/xsd:sequence/xsd:element/@name">
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+ <th><xsl:value-of select="."/></th>
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+ </xsl:for-each>
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+ </tr>
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+
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+ <xsl:for-each select="row">
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+ <tr>
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+ <xsl:for-each select="*">
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+ <td><xsl:value-of select="."/></td>
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+ </xsl:for-each>
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+ </tr>
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+ </xsl:for-each>
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+ </table>
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+ </body>
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+ </html>
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+ </xsl:template>
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+
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+</xsl:stylesheet>
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+"""
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+@route('/grocery/style/table')
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+def groups():
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+ response.content_type = 'application/xhtml+xml; charset=utf-8'
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+ return style
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+
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+@route('/grocery/groups')
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+def groups():
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+ try:
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+ with conn.cursor() as cur:
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+ xml = cur.execute("""
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+SELECT query_to_xml_and_xmlschema('SELECT
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+ g.name AS "Group"
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+FROM groups g
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+ORDER BY 1', false, false, ''::text)
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+""").fetchone()[0].splitlines()
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+ finally:
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+ conn.commit()
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+ #response.set_header('Access-Control-Allow-Origin', 'https://shandan.one')
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+ #response.set_header('Access-Control-Allow-Origin', '*')
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+ #response.set_header('Access-Control-Allow-Methods', 'GET')
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+ #response.set_header('Access-Control-Allow-Headers', 'text/xml, application/xml, application/xhtml+xml, text/xsl, application/rss+xml, application/atom+xml')
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+ response.content_type = 'application/xhtml+xml; charset=utf-8'
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+ return f"{heading}" + '\n'.join(xml)
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+
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+@route('/grocery/categories')
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+def groups():
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+ try:
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+ with conn.cursor() as cur:
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+ xml = cur.execute("""
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+SELECT query_to_xml_and_xmlschema('SELECT
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+ c.name AS "Category",
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+ g.name AS "Group"
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+FROM categories c
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+JOIN groups g ON c.group_id = g.id
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+ORDER BY 1, 2', false, false, ''::text)
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+""").fetchone()[0].splitlines()
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+ finally:
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+ conn.commit()
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+ response.content_type = 'application/xhtml+xml; charset=utf-8'
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+ return f"{heading}" + '\n'.join(xml)
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+
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+@route('/grocery/products')
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+def groups():
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+ try:
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+ with conn.cursor() as cur:
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+ xml = cur.execute("""
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+SELECT query_to_xml_and_xmlschema('SELECT
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+ p.name AS "Product",
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+ c.name AS "Category",
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+ g.name AS "Group"
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+FROM products p
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+JOIN categories c ON p.category_id = c.id
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+JOIN groups g ON c.group_id = g.id
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+ORDER BY 1, 2, 3', false, false, ''::text)
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+""").fetchone()[0].splitlines()
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+ finally:
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+ conn.commit()
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+ response.content_type = 'application/xhtml+xml; charset=utf-8'
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+ return f"{heading}" + '\n'.join(xml)
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+
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+run(host='0.0.0.0', port=6772)
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Pi