monthly_to_commons.xslt

   1 <?xml version="1.0" encoding="UTF-8"?>
   2
   3 <!-- monthly_to_commons.xslt - Convert Environment and Climate change Canada
   4                                historical XML data into a JSON format suitable
   5                                for Wikimedia Commons.
   6      Copyright (C) 2019-2020  Pierre Choffet
   7
   8      This program is free software: you can redistribute it and/or modify
   9      it under the terms of the GNU General Public License as published by
  10      the Free Software Foundation, either version 3 of the License, or
  11      (at your option) any later version.
  12
  13      This program is distributed in the hope that it will be useful,
  14      but WITHOUT ANY WARRANTY; without even the implied warranty of
  15      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16      GNU General Public License for more details.
  17
  18      You should have received a copy of the GNU General Public License
  19      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20      -->
  21
  22 <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
  23         <xsl:output method="text" encoding="utf-8" />
  24
  25         <xsl:template match="/climatedata">
  26                 <xsl:variable name="station-name">
  27                         <xsl:call-template name="camel-case">
  28                                 <xsl:with-param name="text" select="/climatedata/stationinformation/name/text()" />
  29                         </xsl:call-template>
  30                 </xsl:variable>
  31                 <xsl:variable name="province-name">
  32                         <xsl:call-template name="camel-case">
  33                                 <xsl:with-param name="text" select="/climatedata/stationinformation/province/text()" />
  34                         </xsl:call-template>
  35                 </xsl:variable>
  36
  37                 <xsl:text>{
  38         "license": "CC-BY-4.0",
  39         "description": {
  40                 "en": "</xsl:text><xsl:value-of select="$station-name" /><xsl:text> Monthly Weather Data",
  41                 "fr": "Données météorologiques mensuelles de </xsl:text><xsl:value-of select="$station-name" /><xsl:text>"
  42         },
  43         "sources": "[https://climate.weather.gc.ca/ Environment and Climate Change Canada]",
  44         "schema": {
  45                 "fields": [
  46                         {
  47                                 "name": "date",
  48                                 "type": "string",
  49                                 "title": {
  50                                         "ar": "تاريخ",
  51                                         "ca": "Data",
  52                                         "da": "Dato",
  53                                         "de": "Datum",
  54                                         "en": "Date",
  55                                         "es": "Fecha",
  56                                         "fr": "Date",
  57                                         "ru": "Дата",
  58                                         "sr": "Датум"
  59                                 }
  60                         },
  61                         {
  62                                 "name": "avgHighTemp",
  63                                 "type": "number",
  64                                 "title": {
  65                                         "ca": "Mitjana de temps. altes",
  66                                         "da": "Gennemsnitlig højeste temperatur",
  67                                         "de": "Durchschnittliche Höchsttemperatur",
  68                                         "en": "Average high temp",
  69                                         "es": "Promedio de temps. altas",
  70                                         "fr": "Température maximale moyenne",
  71                                         "ru": "Средняя высшая темп",
  72                                         "sr": "Просечна виша температура"
  73                                 }
  74                         },
  75                         {
  76                                 "name": "avgLowTemp",
  77                                 "type": "number",
  78                                 "title": {
  79                                         "ca": "Mitjana de temps. baixes",
  80                                         "da": "Gennemsnitlige laveste temperatur",
  81                                         "de": "Durchschnittliche Tiefsttemperatur",
  82                                         "en": "Average low temp",
  83                                         "es": "Promedio de temps. bajas",
  84                                         "fr": "Température minimale moyenne",
  85                                         "ru": "Средняя нижняя темп",
  86                                         "sr": "Просечна нижа температура"
  87                                 }
  88                         },
  89                         {
  90                                 "name": "avgTemp",
  91                                 "type": "number",
  92                                 "title": {
  93                                         "en": "Average temperature",
  94                                         "fr": "Température moyenne"
  95                                 }
  96                         },
  97                         {
  98                                 "name": "extHighTemp",
  99                                 "type": "number",
 100                                 "title": {
 101                                         "en": "Highest daily maximum temperature",
 102                                         "fr": "Température maximale quotidienne la plus élevée"
 103                                 }
 104                         },
 105                         {
 106                                 "name": "extLowTemp",
 107                                 "type": "number",
 108                                 "title": {
 109                                         "en": "Lowest daily minimal temperature",
 110                                         "fr": "Température minimale la plus basse"
 111                                 }
 112                         },
 113                         {
 114                                 "name": "precipTotalRain",
 115                                 "type": "number",
 116                                 "title": {
 117                                         "en": "Total rainfall (mm)",
 118                                         "fr": "Pluie totale (mm)"
 119                                 }
 120                         },
 121                         {
 122                                 "name": "precipTotalSnow",
 123                                 "type": "number",
 124                                 "title": {
 125                                         "en": "Total snowfall (cm)",
 126                                         "fr": "Neige totale (cm)"
 127                                 }
 128                         },
 129                         {
 130                                 "name": "precipTotal",
 131                                 "type": "number",
 132                                 "title": {
 133                                         "en": "Total précipitation (mm)",
 134                                         "fr": "Précipitations totale (mm)"
 135                                 }
 136                         },
 137                         {
 138                                 "name": "snowGrndLastDay",
 139                                 "type": "number",
 140                                 "title": {
 141                                         "en": "Snow on the ground on the last day (cm)",
 142                                         "fr": "Neige au sol le dernier jour (cm)"
 143                                 }
 144                         },
 145                         {
 146                                 "name": "windDirMaxGust",
 147                                 "type": "number",
 148                                 "title": {
 149                                         "en": "Direction of maximum gust (10's deg/tens of degrees)",
 150                                         "fr": "Direction de la rafale maximale (10's deg/dizaines de degrés)"
 151                                 }
 152                         },
 153                         {
 154                                 "name": "windSpeedMaxGust",
 155                                 "type": "number",
 156                                 "title": {
 157                                         "en": "Speed of maximum gust (km/h)",
 158                                         "fr": "Vitesse de la rafale maximale (km/h)"
 159                                 }
 160                         }
 161                 ]
 162         },
 163         "data": [</xsl:text>
 164                 <xsl:apply-templates select="stationdata" />
 165                 <xsl:text>]}</xsl:text>
 166         </xsl:template>
 167
 168         <xsl:template match="stationdata">
 169                 <!-- TODO: Check element has at least one data? -->
 170                 <!-- Set date -->
 171                 <xsl:text>["</xsl:text>
 172                 <xsl:value-of select="@year" />
 173                 <xsl:text>-</xsl:text>
 174                 <xsl:value-of select="format-number(@month, '00')" />
 175                 <xsl:text>"</xsl:text>
 176
 177                 <!-- Set meanmaxtemp -->
 178                 <xsl:text>, </xsl:text>
 179                 <xsl:apply-templates select="meanmaxtemp" />
 180
 181                 <!-- Set meanmintemp -->
 182                 <xsl:text>, </xsl:text>
 183                 <xsl:apply-templates select="meanmintemp" />
 184
 185                 <!-- Set meanmonthtemp -->
 186                 <xsl:text>, </xsl:text>
 187                 <xsl:apply-templates select="meanmonthtemp" />
 188
 189                 <!-- Set extrmaxtemp -->
 190                 <xsl:text>, </xsl:text>
 191                 <xsl:apply-templates select="extrmaxtemp" />
 192
 193                 <!-- Set extrmintemp -->
 194                 <xsl:text>, </xsl:text>
 195                 <xsl:apply-templates select="extrmintemp" />
 196
 197                 <!-- Set totrain -->
 198                 <xsl:text>, </xsl:text>
 199                 <xsl:apply-templates select="totrain" />
 200
 201                 <!-- Set totsnow -->
 202                 <xsl:text>, </xsl:text>
 203                 <xsl:apply-templates select="totsnow" />
 204
 205                 <!-- Set totprecip -->
 206                 <xsl:text>, </xsl:text>
 207                 <xsl:apply-templates select="totprecip" />
 208
 209                 <!-- Set grndsnowlastday -->
 210                 <xsl:text>, </xsl:text>
 211                 <xsl:apply-templates select="grndsnowlastday" />
 212
 213                 <!-- Set dirmaxgust -->
 214                 <xsl:text>, </xsl:text>
 215                 <xsl:apply-templates select="dirmaxgust" />
 216
 217                 <!-- Set speedmaxgust -->
 218                 <xsl:text>, </xsl:text>
 219                 <xsl:apply-templates select="speedmaxgust" />
 220
 221
 222                 <xsl:text>]</xsl:text>
 223                 <xsl:if test="position() != last()">
 224                         <xsl:text>, </xsl:text>
 225                 </xsl:if>
 226         </xsl:template>
 227
 228         <!-- Process meanmaxtemp -->
 229         <xsl:template match="meanmaxtemp">
 230                 <xsl:choose>
 231                         <xsl:when test="not(text())">
 232                                 <xsl:text>null</xsl:text>
 233                         </xsl:when>
 234                         <xsl:when test="@flag = 'E'">
 235                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated meanmaxtemp value</xsl:message>
 236                                 <xsl:value-of select="text()" />
 237                         </xsl:when>
 238                         <xsl:when test="@flag = 'I'">
 239                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert meanmaxtemp value with undocumented "I" flag</xsl:message>
 240                                 <xsl:value-of select="text()" />
 241                         </xsl:when>
 242                         <xsl:when test="@flag = 'M'">
 243                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available meanmaxtemp marked as missing</xsl:message>
 244                                 <xsl:value-of select="text()" />
 245                         </xsl:when>
 246                         <xsl:otherwise>
 247                                 <xsl:value-of select="text()" />
 248                         </xsl:otherwise>
 249                 </xsl:choose>
 250         </xsl:template>
 251
 252         <!-- Process meanmintemp -->
 253         <xsl:template match="meanmintemp">
 254                 <xsl:choose>
 255                         <xsl:when test="not(text())">
 256                                 <xsl:text>null</xsl:text>
 257                         </xsl:when>
 258                         <xsl:when test="@flag = 'E'">
 259                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated meanmintemp value</xsl:message>
 260                                 <xsl:value-of select="text()" />
 261                         </xsl:when>
 262                         <xsl:when test="@flag = 'I'">
 263                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert meanmintemp value with undocumented "I" flag</xsl:message>
 264                                 <xsl:value-of select="text()" />
 265                         </xsl:when>
 266                         <xsl:when test="@flag = 'M'">
 267                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available meanmintemp marked as missing</xsl:message>
 268                                 <xsl:value-of select="text()" />
 269                         </xsl:when>
 270                         <xsl:otherwise>
 271                                 <xsl:value-of select="text()" />
 272                         </xsl:otherwise>
 273                 </xsl:choose>
 274         </xsl:template>
 275
 276         <!-- Process meanmonthtemp -->
 277         <xsl:template match="meanmonthtemp">
 278                 <xsl:choose>
 279                         <xsl:when test="not(text())">
 280                                 <xsl:text>null</xsl:text>
 281                         </xsl:when>
 282                         <xsl:when test="@flag = 'E'">
 283                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated meanmonthtemp value</xsl:message>
 284                                 <xsl:value-of select="text()" />
 285                         </xsl:when>
 286                         <xsl:when test="@flag = 'I'">
 287                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert meanmonthtemp value with undocumented "I" flag</xsl:message>
 288                                 <xsl:value-of select="text()" />
 289                         </xsl:when>
 290                         <xsl:when test="@flag = 'M'">
 291                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available meanmonthtemp marked as missing</xsl:message>
 292                                 <xsl:value-of select="text()" />
 293                         </xsl:when>
 294                         <xsl:otherwise>
 295                                 <xsl:value-of select="text()" />
 296                         </xsl:otherwise>
 297                 </xsl:choose>
 298         </xsl:template>
 299
 300         <!-- Process extrmaxtemp -->
 301         <xsl:template match="extrmaxtemp">
 302                 <xsl:choose>
 303                         <xsl:when test="not(text())">
 304                                 <xsl:text>null</xsl:text>
 305                         </xsl:when>
 306                         <xsl:when test="@flag = 'B'">
 307                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert multiple and estimated extrmaxtemp value</xsl:message>
 308                                 <xsl:value-of select="text()" />
 309                         </xsl:when>
 310                         <xsl:when test="@flag = 'E'">
 311                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated extrmaxtemp value</xsl:message>
 312                                 <xsl:value-of select="text()" />
 313                         </xsl:when>
 314                         <xsl:when test="@flag = 'I'">
 315                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert extrmaxtemp value with undocumented "I" flag</xsl:message>
 316                                 <xsl:value-of select="text()" />
 317                         </xsl:when>
 318                         <xsl:when test="@flag = 'M'">
 319                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available extrmaxtemp marked as missing</xsl:message>
 320                                 <xsl:value-of select="text()" />
 321                         </xsl:when>
 322                         <xsl:when test="@flag = 'S'">
 323                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert multiple extrmaxtemp value</xsl:message>
 324                                 <xsl:value-of select="text()" />
 325                         </xsl:when>
 326                         <xsl:otherwise>
 327                                 <xsl:value-of select="text()" />
 328                         </xsl:otherwise>
 329                 </xsl:choose>
 330         </xsl:template>
 331
 332         <!-- Process extrmintemp -->
 333         <xsl:template match="extrmintemp">
 334                 <xsl:choose>
 335                         <xsl:when test="not(text())">
 336                                 <xsl:text>null</xsl:text>
 337                         </xsl:when>
 338                         <xsl:when test="@flag = 'B'">
 339                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert multiple and estimated extrmintemp value</xsl:message>
 340                                 <xsl:value-of select="text()" />
 341                         </xsl:when>
 342                         <xsl:when test="@flag = 'E'">
 343                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated extrmintemp value</xsl:message>
 344                                 <xsl:value-of select="text()" />
 345                         </xsl:when>
 346                         <xsl:when test="@flag = 'I'">
 347                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert extrmintemp value with undocumented "I" flag</xsl:message>
 348                                 <xsl:value-of select="text()" />
 349                         </xsl:when>
 350                         <xsl:when test="@flag = 'M'">
 351                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available extrmintemp marked as missing</xsl:message>
 352                                 <xsl:value-of select="text()" />
 353                         </xsl:when>
 354                         <xsl:when test="@flag = 'S'">
 355                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert multiple extrmintemp value</xsl:message>
 356                                 <xsl:value-of select="text()" />
 357                         </xsl:when>
 358                         <xsl:otherwise>
 359                                 <xsl:value-of select="text()" />
 360                         </xsl:otherwise>
 361                 </xsl:choose>
 362         </xsl:template>
 363
 364         <!-- Process totrain -->
 365         <xsl:template match="totrain">
 366                 <xsl:choose>
 367                         <xsl:when test="not(text())">
 368                                 <xsl:text>null</xsl:text>
 369                         </xsl:when>
 370                         <xsl:when test="contains(text(), '#')">
 371                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Discard totrain containing "#"</xsl:message>
 372                                 <xsl:text>null</xsl:text>
 373                         </xsl:when>
 374                         <xsl:when test="@flag = 'E'">
 375                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated totrain value</xsl:message>
 376                                 <xsl:value-of select="text()" />
 377                         </xsl:when>
 378                         <xsl:when test="@flag = 'I'">
 379                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert totrain value with undocumented "I" flag</xsl:message>
 380                                 <xsl:value-of select="text()" />
 381                         </xsl:when>
 382                         <xsl:when test="@flag = 'M'">
 383                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available totrain marked as missing</xsl:message>
 384                                 <xsl:value-of select="text()" />
 385                         </xsl:when>
 386                         <xsl:when test="@flag = 'T'">
 387                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert traces only totrain value</xsl:message>
 388                                 <xsl:value-of select="text()" />
 389                         </xsl:when>
 390                         <xsl:otherwise>
 391                                 <xsl:value-of select="text()" />
 392                         </xsl:otherwise>
 393                 </xsl:choose>
 394         </xsl:template>
 395
 396         <!-- Process totsnow -->
 397         <xsl:template match="totsnow">
 398                 <xsl:choose>
 399                         <xsl:when test="not(text())">
 400                                 <xsl:text>null</xsl:text>
 401                         </xsl:when>
 402                         <xsl:when test="text() &lt; 0">
 403                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Discard negative totsnow value</xsl:message>
 404                                 <xsl:text>null</xsl:text>
 405                         </xsl:when>
 406                         <xsl:when test="@flag = 'E'">
 407                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated totsnow value</xsl:message>
 408                                 <xsl:value-of select="text()" />
 409                         </xsl:when>
 410                         <xsl:when test="@flag = 'I'">
 411                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert totsnow value with undocumented "I" flag</xsl:message>
 412                                 <xsl:value-of select="text()" />
 413                         </xsl:when>
 414                         <xsl:when test="@flag = 'M'">
 415                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available totsnow marked as missing</xsl:message>
 416                                 <xsl:value-of select="text()" />
 417                         </xsl:when>
 418                         <xsl:when test="@flag = 'T'">
 419                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert traces only totsnow value</xsl:message>
 420                                 <xsl:value-of select="text()" />
 421                         </xsl:when>
 422                         <xsl:otherwise>
 423                                 <xsl:value-of select="text()" />
 424                         </xsl:otherwise>
 425                 </xsl:choose>
 426         </xsl:template>
 427
 428         <!-- Process totprecip -->
 429         <xsl:template match="totprecip">
 430                 <xsl:choose>
 431                         <xsl:when test="not(text())">
 432                                 <xsl:text>null</xsl:text>
 433                         </xsl:when>
 434                         <xsl:when test="contains(text(), '#')">
 435                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Discard totprecip containing "#"</xsl:message>
 436                                 <xsl:text>null</xsl:text>
 437                         </xsl:when>
 438                         <xsl:when test="@flag = 'E'">
 439                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated totprecip value</xsl:message>
 440                                 <xsl:value-of select="text()" />
 441                         </xsl:when>
 442                         <xsl:when test="@flag = 'I'">
 443                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert totprecip value with undocumented "I" flag</xsl:message>
 444                                 <xsl:value-of select="text()" />
 445                         </xsl:when>
 446                         <xsl:when test="@flag = 'M'">
 447                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available totprecip marked as missing</xsl:message>
 448                                 <xsl:value-of select="text()" />
 449                         </xsl:when>
 450                         <xsl:when test="@flag = 'T'">
 451                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert traces only totprecip value</xsl:message>
 452                                 <xsl:value-of select="text()" />
 453                         </xsl:when>
 454                         <xsl:otherwise>
 455                                 <xsl:value-of select="text()" />
 456                         </xsl:otherwise>
 457                 </xsl:choose>
 458         </xsl:template>
 459
 460         <!-- Process grndsnowlastday -->
 461         <xsl:template match="grndsnowlastday">
 462                 <xsl:choose>
 463                         <xsl:when test="not(text())">
 464                                 <xsl:text>null</xsl:text>
 465                         </xsl:when>
 466                         <xsl:when test="@flag = 'E'">
 467                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated grndsnowlastday value</xsl:message>
 468                                 <xsl:value-of select="text()" />
 469                         </xsl:when>
 470                         <xsl:when test="@flag = 'M'">
 471                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available grndsnowlastday marked as missing</xsl:message>
 472                                 <xsl:value-of select="text()" />
 473                         </xsl:when>
 474                         <xsl:when test="@flag = 'T'">
 475                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert traces only grndsnowlastday value</xsl:message>
 476                                 <xsl:value-of select="text()" />
 477                         </xsl:when>
 478                         <xsl:otherwise>
 479                                 <xsl:value-of select="text()" />
 480                         </xsl:otherwise>
 481                 </xsl:choose>
 482         </xsl:template>
 483
 484         <!-- Process dirmaxgust -->
 485         <xsl:template match="dirmaxgust">
 486                 <xsl:choose>
 487                         <xsl:when test="not(text())">
 488                                 <xsl:text>null</xsl:text>
 489                         </xsl:when>
 490                         <xsl:when test="@flag = 'B'">
 491                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert multiple and estimated dirmaxgust value</xsl:message>
 492                                 <xsl:value-of select="text()" />
 493                         </xsl:when>
 494                         <xsl:when test="@flag = 'E'">
 495                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated dirmaxgust value</xsl:message>
 496                                 <xsl:value-of select="text()" />
 497                         </xsl:when>
 498                         <xsl:when test="@flag = 'I'">
 499                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert dirmaxgust value with undocumented "I" flag</xsl:message>
 500                                 <xsl:value-of select="text()" />
 501                         </xsl:when>
 502                         <xsl:when test="@flag = 'M'">
 503                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available dirmaxgust marked as missing</xsl:message>
 504                                 <xsl:value-of select="text()" />
 505                         </xsl:when>
 506                         <xsl:when test="@flag = 'S'">
 507                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert multiple dirmaxgust value</xsl:message>
 508                                 <xsl:value-of select="text()" />
 509                         </xsl:when>
 510                         <xsl:when test="text() = '36'">
 511                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert dirmaxgust with a value of "36"</xsl:message>
 512                                 <xsl:value-of select="text()" />
 513                         </xsl:when>
 514                         <xsl:otherwise>
 515                                 <xsl:value-of select="text()" />
 516                         </xsl:otherwise>
 517                 </xsl:choose>
 518         </xsl:template>
 519
 520         <!-- Process speedmaxgust -->
 521         <xsl:template match="speedmaxgust">
 522                 <xsl:choose>
 523                         <xsl:when test="not(text())">
 524                                 <xsl:text>null</xsl:text>
 525                         </xsl:when>
 526                         <xsl:when test="text() = '&lt;31'">
 527                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Discard speedmaxgust with value "&lt;31"</xsl:message>
 528                                 <xsl:text>null</xsl:text>
 529                         </xsl:when>
 530                         <xsl:when test="@flag = 'B'">
 531                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert multiple and estimated speedmaxgust value</xsl:message>
 532                                 <xsl:value-of select="text()" />
 533                         </xsl:when>
 534                         <xsl:when test="@flag = 'E'">
 535                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert estimated speedmaxgust value</xsl:message>
 536                                 <xsl:value-of select="text()" />
 537                         </xsl:when>
 538                         <xsl:when test="@flag = 'I'">
 539                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert speedmaxgust value with undocumented "I" flag</xsl:message>
 540                                 <xsl:value-of select="text()" />
 541                         </xsl:when>
 542                         <xsl:when test="@flag = 'M'">
 543                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert available speedmaxgust marked as missing</xsl:message>
 544                                 <xsl:value-of select="text()" />
 545                         </xsl:when>
 546                         <xsl:when test="@flag = 'S'">
 547                                 <xsl:message>WARNING: <xsl:value-of select="../@year" />-<xsl:value-of select="format-number(../@month, '00')" />: Insert multiple speedmaxgust value</xsl:message>
 548                                 <xsl:value-of select="text()" />
 549                         </xsl:when>
 550                         <xsl:otherwise>
 551                                 <xsl:value-of select="text()" />
 552                         </xsl:otherwise>
 553                 </xsl:choose>
 554         </xsl:template>
 555
 556         <!-- Camel case -->
 557         <xsl:template name="camel-case">
 558                 <xsl:param name="text" select="."/>
 559                 <xsl:variable name="uppercase">ABCDEFGHIJKLMNOPQRSTUVWXYZ</xsl:variable>
 560                 <xsl:variable name="lowercase">abcdefghijklmnopqrstuvwxyz</xsl:variable>
 561                 <xsl:variable name="word" select="substring-before(concat($text, ' '), ' ')" />
 562
 563                 <xsl:value-of select="translate(substring($word, 1, 1), $lowercase, $uppercase)" />
 564                 <xsl:value-of select="translate(substring($word, 2), $uppercase, $lowercase)" />
 565
 566                 <xsl:if test="contains($text, ' ')">
 567                         <xsl:text> </xsl:text>
 568                         <xsl:call-template name="camel-case">
 569                                 <xsl:with-param name="text" select="substring-after($text, ' ')"/>
 570                         </xsl:call-template>
 571                 </xsl:if>
 572         </xsl:template>
 573 </xsl:stylesheet>