source: ccr2ccd-xslt/trunk/make/lib/date.add.template.xsl@ 1033

Last change on this file since 1033 was 986, checked in by George Lilly, 14 years ago

setting up make env
File size: 22.0 KB
Line 
1<?xml version="1.0"?>
2<xsl:stylesheet version="1.0"
3 xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
4 xmlns:date="http://exslt.org/dates-and-times"
5 extension-element-prefixes="date">
6
7<date:month-lengths>
8 <date:month>31</date:month>
9 <date:month>28</date:month>
10 <date:month>31</date:month>
11 <date:month>30</date:month>
12 <date:month>31</date:month>
13 <date:month>30</date:month>
14 <date:month>31</date:month>
15 <date:month>31</date:month>
16 <date:month>30</date:month>
17 <date:month>31</date:month>
18 <date:month>30</date:month>
19 <date:month>31</date:month>
20</date:month-lengths>
21
22<xsl:template name="date:add">
23 <xsl:param name="date-time" />
24 <xsl:param name="duration" />
25 <xsl:variable name="dt-neg" select="starts-with($date-time, '-')" />
26 <xsl:variable name="dt-no-neg">
27 <xsl:choose>
28 <xsl:when test="$dt-neg or starts-with($date-time, '+')">
29 <xsl:value-of select="substring($date-time, 2)" />
30 </xsl:when>
31 <xsl:otherwise>
32 <xsl:value-of select="$date-time" />
33 </xsl:otherwise>
34 </xsl:choose>
35 </xsl:variable>
36 <xsl:variable name="dt-no-neg-length" select="string-length($dt-no-neg)" />
37 <xsl:variable name="timezone">
38 <xsl:choose>
39 <xsl:when test="substring($dt-no-neg, $dt-no-neg-length) = 'Z'">Z</xsl:when>
40 <xsl:otherwise>
41 <xsl:variable name="tz" select="substring($dt-no-neg, $dt-no-neg-length - 5)" />
42 <xsl:if test="(substring($tz, 1, 1) = '-' or
43 substring($tz, 1, 1) = '+') and
44 substring($tz, 4, 1) = ':'">
45 <xsl:value-of select="$tz" />
46 </xsl:if>
47 </xsl:otherwise>
48 </xsl:choose>
49 </xsl:variable>
50 <xsl:variable name="new-dt">
51 <xsl:if test="not(string($timezone)) or
52 $timezone = 'Z' or
53 (substring($timezone, 2, 2) &lt;= 23 and
54 substring($timezone, 5, 2) &lt;= 59)">
55 <xsl:variable name="dt" select="substring($dt-no-neg, 1, $dt-no-neg-length - string-length($timezone))" />
56 <xsl:variable name="dt-length" select="string-length($dt)" />
57 <xsl:variable name="du-neg" select="starts-with($duration, '-')" />
58 <xsl:variable name="du">
59 <xsl:choose>
60 <xsl:when test="$du-neg"><xsl:value-of select="substring($duration, 2)" /></xsl:when>
61 <xsl:otherwise><xsl:value-of select="$duration" /></xsl:otherwise>
62 </xsl:choose>
63 </xsl:variable>
64 <xsl:if test="starts-with($du, 'P') and
65 not(translate($du, '0123456789PYMDTHS.', ''))">
66 <xsl:variable name="du-date">
67 <xsl:choose>
68 <xsl:when test="contains($du, 'T')"><xsl:value-of select="substring-before(substring($du, 2), 'T')" /></xsl:when>
69 <xsl:otherwise><xsl:value-of select="substring($du, 2)" /></xsl:otherwise>
70 </xsl:choose>
71 </xsl:variable>
72 <xsl:variable name="du-time">
73 <xsl:if test="contains($du, 'T')"><xsl:value-of select="substring-after($du, 'T')" /></xsl:if>
74 </xsl:variable>
75 <xsl:if test="(not($du-date) or
76 (not(translate($du-date, '0123456789YMD', '')) and
77 not(substring-after($du-date, 'D')) and
78 (contains($du-date, 'D') or
79 (not(substring-after($du-date, 'M')) and
80 (contains($du-date, 'M') or
81 not(substring-after($du-date, 'Y'))))))) and
82 (not($du-time) or
83 (not(translate($du-time, '0123456789HMS.', '')) and
84 not(substring-after($du-time, 'S')) and
85 (contains($du-time, 'S') or
86 not(substring-after($du-time, 'M')) and
87 (contains($du-time, 'M') or
88 not(substring-after($du-time, 'Y'))))))">
89 <xsl:variable name="duy-str">
90 <xsl:choose>
91 <xsl:when test="contains($du-date, 'Y')"><xsl:value-of select="substring-before($du-date, 'Y')" /></xsl:when>
92 <xsl:otherwise>0</xsl:otherwise>
93 </xsl:choose>
94 </xsl:variable>
95 <xsl:variable name="dum-str">
96 <xsl:choose>
97 <xsl:when test="contains($du-date, 'M')">
98 <xsl:choose>
99 <xsl:when test="contains($du-date, 'Y')"><xsl:value-of select="substring-before(substring-after($du-date, 'Y'), 'M')" /></xsl:when>
100 <xsl:otherwise><xsl:value-of select="substring-before($du-date, 'M')" /></xsl:otherwise>
101 </xsl:choose>
102 </xsl:when>
103 <xsl:otherwise>0</xsl:otherwise>
104 </xsl:choose>
105 </xsl:variable>
106 <xsl:variable name="dud-str">
107 <xsl:choose>
108 <xsl:when test="contains($du-date, 'D')">
109 <xsl:choose>
110 <xsl:when test="contains($du-date, 'M')"><xsl:value-of select="substring-before(substring-after($du-date, 'M'), 'D')" /></xsl:when>
111 <xsl:when test="contains($du-date, 'Y')"><xsl:value-of select="substring-before(substring-after($du-date, 'Y'), 'D')" /></xsl:when>
112 <xsl:otherwise><xsl:value-of select="substring-before($du-date, 'D')" /></xsl:otherwise>
113 </xsl:choose>
114 </xsl:when>
115 <xsl:otherwise>0</xsl:otherwise>
116 </xsl:choose>
117 </xsl:variable>
118 <xsl:variable name="duh-str">
119 <xsl:choose>
120 <xsl:when test="contains($du-time, 'H')"><xsl:value-of select="substring-before($du-time, 'H')" /></xsl:when>
121 <xsl:otherwise>0</xsl:otherwise>
122 </xsl:choose>
123 </xsl:variable>
124 <xsl:variable name="dumin-str">
125 <xsl:choose>
126 <xsl:when test="contains($du-time, 'M')">
127 <xsl:choose>
128 <xsl:when test="contains($du-time, 'H')"><xsl:value-of select="substring-before(substring-after($du-time, 'H'), 'M')" /></xsl:when>
129 <xsl:otherwise><xsl:value-of select="substring-before($du-time, 'M')" /></xsl:otherwise>
130 </xsl:choose>
131 </xsl:when>
132 <xsl:otherwise>0</xsl:otherwise>
133 </xsl:choose>
134 </xsl:variable>
135 <xsl:variable name="dus-str">
136 <xsl:choose>
137 <xsl:when test="contains($du-time, 'S')">
138 <xsl:choose>
139 <xsl:when test="contains($du-time, 'M')"><xsl:value-of select="substring-before(substring-after($du-time, 'M'), 'S')" /></xsl:when>
140 <xsl:when test="contains($du-time, 'H')"><xsl:value-of select="substring-before(substring-after($du-time, 'H'), 'S')" /></xsl:when>
141 <xsl:otherwise><xsl:value-of select="substring-before($du-time, 'S')" /></xsl:otherwise>
142 </xsl:choose>
143 </xsl:when>
144 <xsl:otherwise>0</xsl:otherwise>
145 </xsl:choose>
146 </xsl:variable>
147 <xsl:variable name="mult" select="($du-neg * -2) + 1" />
148 <xsl:variable name="duy" select="$duy-str * $mult" />
149 <xsl:variable name="dum" select="$dum-str * $mult" />
150 <xsl:variable name="dud" select="$dud-str * $mult" />
151 <xsl:variable name="duh" select="$duh-str * $mult" />
152 <xsl:variable name="dumin" select="$dumin-str * $mult" />
153 <xsl:variable name="dus" select="$dus-str * $mult" />
154
155 <xsl:variable name="year" select="substring($dt, 1, 4) * (($dt-neg * -2) + 1)" />
156 <xsl:choose>
157 <xsl:when test="$year and
158 string($duy) = 'NaN' or
159 string($dum) = 'NaN' or
160 string($dud) = 'NaN' or
161 string($duh) = 'NaN' or
162 string($dumin) = 'NaN' or
163 string($dus) = 'NaN'" />
164 <xsl:when test="$dt-length > 4 or
165 $dum or $dud or $duh or $dumin or $dus">
166 <xsl:variable name="month">
167 <xsl:choose>
168 <xsl:when test="$dt-length > 4">
169 <xsl:if test="substring($dt, 5, 1) = '-'">
170 <xsl:value-of select="substring($dt, 6, 2)" />
171 </xsl:if>
172 </xsl:when>
173 <xsl:otherwise>1</xsl:otherwise>
174 </xsl:choose>
175 </xsl:variable>
176 <xsl:choose>
177 <xsl:when test="not($month) or $month > 12" />
178 <xsl:when test="$dt-length > 7 or
179 $dud or $duh or $dumin or $dus">
180 <xsl:variable name="day">
181 <xsl:choose>
182 <xsl:when test="$dt-length > 7">
183 <xsl:if test="substring($dt, 8, 1) = '-'">
184 <xsl:value-of select="substring($dt, 9, 2)" />
185 </xsl:if>
186 </xsl:when>
187 <xsl:otherwise>1</xsl:otherwise>
188 </xsl:choose>
189 </xsl:variable>
190 <xsl:choose>
191 <xsl:when test="not($day) or $day > 31" />
192 <xsl:when test="$dt-length > 10 or
193 $duh or $dumin or $dus">
194 <xsl:if test="$dt-length = 10 or
195 (substring($dt, 11, 1) = 'T' and
196 substring($dt, 14, 1) = ':' and
197 substring($dt, 17, 1) = ':')">
198 <xsl:variable name="hour">
199 <xsl:choose>
200 <xsl:when test="$dt-length > 10"><xsl:value-of select="substring($dt, 12, 2)" /></xsl:when>
201 <xsl:otherwise>0</xsl:otherwise>
202 </xsl:choose>
203 </xsl:variable>
204 <xsl:variable name="minute">
205 <xsl:choose>
206 <xsl:when test="$dt-length > 10"><xsl:value-of select="substring($dt, 15, 2)" /></xsl:when>
207 <xsl:otherwise>0</xsl:otherwise>
208 </xsl:choose>
209 </xsl:variable>
210 <xsl:variable name="second">
211 <xsl:choose>
212 <xsl:when test="$dt-length > 10"><xsl:value-of select="substring($dt, 18)" /></xsl:when>
213 <xsl:otherwise>0</xsl:otherwise>
214 </xsl:choose>
215 </xsl:variable>
216 <xsl:if test="$hour &lt;= 23 and $minute &lt;= 59 and $second &lt;= 60">
217 <xsl:variable name="new-second" select="$second + $dus" />
218 <xsl:variable name="new-minute" select="$minute + $dumin + floor($new-second div 60)" />
219 <xsl:variable name="new-hour" select="$hour + $duh + floor($new-minute div 60)" />
220 <xsl:variable name="new-month" select="$month + $dum" />
221 <xsl:call-template name="date:_add-days">
222 <xsl:with-param name="year" select="$year + $duy + floor(($new-month - 1) div 12)" />
223 <xsl:with-param name="month">
224 <xsl:variable name="m">
225 <xsl:choose>
226 <xsl:when test="$new-month &lt; 1"><xsl:value-of select="$new-month + 12" /></xsl:when>
227 <xsl:otherwise><xsl:value-of select="$new-month" /></xsl:otherwise>
228 </xsl:choose>
229 </xsl:variable>
230 <xsl:choose>
231 <xsl:when test="$m mod 12">
232 <xsl:value-of select="format-number($m mod 12, '00')" />
233 </xsl:when>
234 <xsl:otherwise>12</xsl:otherwise>
235 </xsl:choose>
236 </xsl:with-param>
237 <xsl:with-param name="day" select="$day" />
238 <xsl:with-param name="days" select="$dud + floor($new-hour div 24)" />
239 </xsl:call-template>
240 <xsl:text>T</xsl:text>
241 <xsl:value-of select="format-number(($new-hour + 24) mod 24, '00')" />
242 <xsl:text>:</xsl:text>
243 <xsl:value-of select="format-number($new-minute mod 60, '00')" />
244 <xsl:text>:</xsl:text>
245 <xsl:if test="$new-second mod 60 &lt; 10">0</xsl:if>
246 <xsl:value-of select="$new-second mod 60" />
247 <xsl:value-of select="$timezone" />
248 </xsl:if>
249 </xsl:if>
250 </xsl:when>
251 <xsl:otherwise>
252 <xsl:variable name="new-month" select="$month + $dum" />
253 <xsl:call-template name="date:_add-days">
254 <xsl:with-param name="year" select="$year + $duy + floor(($new-month - 1) div 12)" />
255 <xsl:with-param name="month">
256 <xsl:variable name="m">
257 <xsl:choose>
258 <xsl:when test="$new-month &lt; 1"><xsl:value-of select="$new-month + 12" /></xsl:when>
259 <xsl:otherwise><xsl:value-of select="$new-month" /></xsl:otherwise>
260 </xsl:choose>
261 </xsl:variable>
262 <xsl:choose>
263 <xsl:when test="$m mod 12">
264 <xsl:value-of select="format-number($m mod 12, '00')" />
265 </xsl:when>
266 <xsl:otherwise>12</xsl:otherwise>
267 </xsl:choose>
268 </xsl:with-param>
269 <xsl:with-param name="day" select="$day" />
270 <xsl:with-param name="days" select="$dud" />
271 </xsl:call-template>
272 <xsl:value-of select="$timezone" />
273 </xsl:otherwise>
274 </xsl:choose>
275 </xsl:when>
276 <xsl:otherwise>
277 <xsl:variable name="new-month" select="$month + $dum" />
278 <xsl:value-of select="format-number($year + $duy + floor(($new-month - 1) div 12), '0000')" />
279 <xsl:text>-</xsl:text>
280 <xsl:variable name="m">
281 <xsl:choose>
282 <xsl:when test="$new-month &lt; 1"><xsl:value-of select="$new-month + 12" /></xsl:when>
283 <xsl:otherwise><xsl:value-of select="$new-month" /></xsl:otherwise>
284 </xsl:choose>
285 </xsl:variable>
286 <xsl:choose>
287 <xsl:when test="$m mod 12">
288 <xsl:value-of select="format-number($m mod 12, '00')" />
289 </xsl:when>
290 <xsl:otherwise>12</xsl:otherwise>
291 </xsl:choose>
292 <xsl:value-of select="$timezone" />
293 </xsl:otherwise>
294 </xsl:choose>
295 </xsl:when>
296 <xsl:otherwise>
297 <xsl:value-of select="format-number($year + $duy, '0000')" />
298 <xsl:value-of select="$timezone" />
299 </xsl:otherwise>
300 </xsl:choose>
301 </xsl:if>
302 </xsl:if>
303 </xsl:if>
304 </xsl:variable>
305 <xsl:choose>
306 <xsl:when test="string-length($date-time) > 10">
307 <xsl:value-of select="$new-dt" />
308 </xsl:when>
309 <xsl:otherwise>
310 <xsl:value-of select="substring($new-dt, 1, string-length($date-time))" />
311 </xsl:otherwise>
312 </xsl:choose>
313</xsl:template>
314
315<xsl:template name="date:_add-days">
316 <xsl:param name="year" />
317 <xsl:param name="month" />
318 <xsl:param name="day" />
319 <xsl:param name="days" />
320 <xsl:param name="new-day" select="'NaN'" />
321 <xsl:variable name="leap" select="(not($year mod 4) and $year mod 100) or not($year mod 400)" />
322 <xsl:variable name="month-days" select="document('')/*/date:month-lengths/date:month" />
323 <xsl:variable name="days-in-month">
324 <xsl:choose>
325 <xsl:when test="$month = 2 and $leap">
326 <xsl:value-of select="$month-days[number($month)] + 1" />
327 </xsl:when>
328 <xsl:otherwise>
329 <xsl:value-of select="$month-days[number($month)]" />
330 </xsl:otherwise>
331 </xsl:choose>
332 </xsl:variable>
333 <xsl:choose>
334 <xsl:when test="$new-day = 'NaN'">
335 <xsl:call-template name="date:_add-days">
336 <xsl:with-param name="year" select="$year" />
337 <xsl:with-param name="month" select="$month" />
338 <xsl:with-param name="new-day">
339 <xsl:choose>
340 <xsl:when test="$day > $days-in-month">
341 <xsl:value-of select="$days-in-month + $days" />
342 </xsl:when>
343 <xsl:otherwise><xsl:value-of select="$day + $days" /></xsl:otherwise>
344 </xsl:choose>
345 </xsl:with-param>
346 </xsl:call-template>
347 </xsl:when>
348 <xsl:otherwise>
349 <xsl:choose>
350 <xsl:when test="$new-day &lt; 1">
351 <xsl:call-template name="date:_add-days">
352 <xsl:with-param name="year" select="$year - ($month = 1)" />
353 <xsl:with-param name="month">
354 <xsl:choose>
355 <xsl:when test="$month = 1">12</xsl:when>
356 <xsl:otherwise><xsl:value-of select="$month - 1" /></xsl:otherwise>
357 </xsl:choose>
358 </xsl:with-param>
359 <xsl:with-param name="new-day">
360 <xsl:variable name="days-in-new-month">
361 <xsl:choose>
362 <xsl:when test="$leap and $month = 3">29</xsl:when>
363 <xsl:when test="$month = 1">31</xsl:when>
364 <xsl:otherwise>
365 <xsl:value-of select="$month-days[$month - 1]" />
366 </xsl:otherwise>
367 </xsl:choose>
368 </xsl:variable>
369 <xsl:value-of select="$new-day + $days-in-new-month" />
370 </xsl:with-param>
371 </xsl:call-template>
372 </xsl:when>
373 <xsl:when test="$new-day > $days-in-month">
374 <xsl:call-template name="date:_add-days">
375 <xsl:with-param name="year" select="$year + ($month = 12)" />
376 <xsl:with-param name="month">
377 <xsl:choose>
378 <xsl:when test="$month = 12">1</xsl:when>
379 <xsl:otherwise><xsl:value-of select="$month + 1" /></xsl:otherwise>
380 </xsl:choose>
381 </xsl:with-param>
382 <xsl:with-param name="new-day" select="$new-day - $days-in-month" />
383 </xsl:call-template>
384 </xsl:when>
385 <xsl:otherwise>
386 <xsl:value-of select="format-number($year, '0000')" />
387 <xsl:text>-</xsl:text>
388 <xsl:value-of select="format-number($month, '00')" />
389 <xsl:text>-</xsl:text>
390 <xsl:value-of select="format-number($new-day, '00')" />
391 </xsl:otherwise>
392 </xsl:choose>
393 </xsl:otherwise>
394 </xsl:choose>
395</xsl:template>
396
397</xsl:stylesheet>
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