Added csc:term()
This commit is contained in:
Stefanus Du Toit
parent
9abc317387
commit
b5c49e1863
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@ -1,5 +1,5 @@
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MAIN = cow
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CFLAGS = -I/usr/include/libxml2
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CFLAGS = -I/usr/include/libxml2 -DDEBUG -pedantic -ansi -Wall
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LDFLAGS = $(CFLAGS) -lxml2 -lxslt
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SOURCES = $(wildcard *.c)
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OBJECTS = $(SOURCES:.c=.o)
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@ -0,0 +1,13 @@
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#ifndef CSC_COW_DEBUG_H
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#define CSC_COW_DEBUG_H
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#include <stdio.h>
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#ifdef DEBUG
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#define DEBUG_PRINT(x) do { fprintf(stderr, "%s:%d (%s): %s\n", __FILE__, \
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__LINE__, __FUNCTION__, x); } while (0)
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#else
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#define DEBUG_PRINT(x) do { } while (0)
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#endif
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#endif
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@ -0,0 +1,55 @@
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#include "debug.h"
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#include <libxslt/extensions.h>
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#include <libxml/xpath.h>
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#include <libxml/xpathInternals.h>
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#define COW_URI ((const xmlChar *)"http://www.csclub.uwaterloo.ca/cow")
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/* return the term ({Winter,Summer,Fall} YYYY) for a date in
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* YYYY-MM-DD format.
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*/
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void extension_cow_term(xmlXPathParserContextPtr ctxt,
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int nargs)
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{
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xmlChar *str, *ret;
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int str_l, month;
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DEBUG_PRINT("term");
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if (nargs != 1) {
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xmlXPathSetArityError(ctxt);
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}
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str = xmlXPathPopString(ctxt);
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str_l = xmlUTF8Strlen(str);
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DEBUG_PRINT(str);
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month = (str[5] - '0')*10 + (str[6] - '0');
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ret = xmlUTF8Strndup((const xmlChar*)(month < 9 ? (month < 5 ? "Winter " : "Summer ") : "Fall "), 7);
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ret = xmlStrcat(ret, xmlUTF8Strsub(str, 0, 4));
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xmlXPathReturnString(ctxt, ret);
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xmlFree(str);
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}
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void *extension_init_func(xsltTransformContextPtr ctxt,
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const xmlChar *URI)
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{
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DEBUG_PRINT("Extension init");
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return 0;
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}
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void extension_shutdown_func(xsltTransformContextPtr ctxt,
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const xmlChar *URI,
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void *data)
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{
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DEBUG_PRINT("Extension shut down");
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}
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void init_extensions()
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{
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DEBUG_PRINT("Registering extension module.");
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xsltRegisterExtModule(COW_URI,
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extension_init_func, extension_shutdown_func);
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xsltRegisterExtModuleFunction((const xmlChar*)"term", COW_URI,
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extension_cow_term);
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}
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11
cow/main.c
11
cow/main.c
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@ -10,10 +10,14 @@
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#include <libxslt/xsltInternals.h>
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#include <libxslt/transform.h>
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#include <libxslt/xsltutils.h>
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#include <libxslt/extensions.h>
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#include "debug.h"
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extern int xmlLoadExtDtdDefaultValue;
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// output usage message. progname is the name of the executable.
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void init_extensions();
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/* output usage message. progname is the name of the executable. */
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static void usage(const char* progname)
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{
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printf("Usage: %s [options] stylesheet input\n", progname);
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@ -59,10 +63,13 @@ int main(int argc, char** argv)
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usage(argv[0]);
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return 1;
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}
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params[nbparams] = NULL;
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xmlSubstituteEntitiesDefault(1);
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xmlLoadExtDtdDefaultValue = 1;
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init_extensions();
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cur = xsltParseStylesheetFile((const xmlChar *)argv[argNum]);
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argNum++;
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doc = xmlParseFile(argv[argNum]);
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11
cscweb.xsl
11
cscweb.xsl
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@ -1,7 +1,9 @@
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<?xml version='1.0'?>
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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:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:csc="http://www.csclub.uwaterloo.ca/cow"
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extension-element-prefixes="csc">
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<xsl:output method="html" />
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@ -17,6 +19,9 @@
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</style>
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</head>
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<body>
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<p>
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<xsl:value-of select="csc:term($date)"/>
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</p>
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<xsl:apply-templates select="biglogo"/>
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<xsl:apply-templates select="header">
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<xsl:with-param name="title" select="@title"/>
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@ -207,12 +212,12 @@
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</xsl:template>
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<xsl:template match="events-this-term">
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<p>The events for <xsl:value-of select="$term"/> are listed here.</p>
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<p>The events for <xsl:value-of select="csc:term($date)"/> are listed here.</p>
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<xsl:for-each select="document('events.xml')/eventdefs/eventitem">
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<xsl:sort select="translate(@date, '-', '')"
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order="ascending"
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data-type="number"/>
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<xsl:if test="@term = $term">
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<xsl:if test="@term = csc:term($date)">
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<h3><xsl:value-of select="@title"/></h3>
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<p>
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<b><xsl:value-of select="@room"/>,
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@ -18,5 +18,5 @@ clean-recurse: clean
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clean:
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rm -f *.html
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%.html: %.xml $(ROOT)/csc.dtd $(ROOT)/cscweb.xsl $(ROOT)/events.xml $(ROOT)/news.xml $(ROOT)/menu.xml $(ROOT)/default.mk directory.xml
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%.html: %.xml $(ROOT)/csc.dtd $(ROOT)/cscweb.xsl $(ROOT)/events.xml $(ROOT)/news.xml $(ROOT)/menu.xml $(ROOT)/default.mk directory.xml $(ROOT)/cow/cow
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$(ROOT)/cow/cow $(XSLTARGS) $(ROOT)/cscweb.xsl $< > $@
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