admin/environment.xml

   1 <?xml version="1.0" encoding="UTF-8" ?>
   2 <COMPATIBILITY_MATRIX>
   3   <MOODLE version="1.5">
   4     <DATABASE level="required">
   5       <VENDOR name="mysql" version="3.23" />
   6       <VENDOR name="postgres" version="7.4" />
   7     </DATABASE>
   8     <PHP version="4.1.0" level="required" />
   9     <PHP_EXTENSIONS>
  10       <PHP_EXTENSION name="mbstring" level="optional" />
  11     </PHP_EXTENSIONS>
  12   </MOODLE>
  13   <MOODLE version="1.6">
  14     <DATABASE level="required">
  15       <VENDOR name="mysql" version="4.1.16">
  16         <FEEDBACK>
  17           <ON_ERROR message="mysql416required" />
  18         </FEEDBACK>
  19         <BYPASS function="bypass_mysql416_reqs" message="mysql416bypassed" />
  20       </VENDOR>
  21       <VENDOR name="postgres" version="7.4" />
  22     </DATABASE>
  23     <PHP version="4.3.0" level="required" />
  24     <PHP_EXTENSIONS>
  25       <PHP_EXTENSION name="iconv" level="optional">
  26         <FEEDBACK>
  27           <ON_CHECK message="iconvrecommended" />
  28         </FEEDBACK>
  29       </PHP_EXTENSION>
  30       <PHP_EXTENSION name="mbstring" level="optional">
  31         <FEEDBACK>
  32           <ON_CHECK message="mbstringrecommended" />
  33         </FEEDBACK>
  34       </PHP_EXTENSION>
  35     </PHP_EXTENSIONS>
  36   </MOODLE>
  37   <MOODLE version="1.7">
  38     <UNICODE level="optional">
  39       <FEEDBACK>
  40         <ON_CHECK message="unicoderecommended" />
  41       </FEEDBACK>
  42     </UNICODE>
  43     <DATABASE level="required">
  44       <VENDOR name="mysql" version="4.1.16">
  45         <FEEDBACK>
  46           <ON_ERROR message="mysql416required" />
  47         </FEEDBACK>
  48         <BYPASS function="bypass_mysql416_reqs" message="mysql416bypassed" />
  49       </VENDOR>
  50       <VENDOR name="postgres" version="7.4" />
  51       <VENDOR name="mssql" version="9.0" />
  52       <VENDOR name="odbc_mssql" version="9.0" />
  53       <VENDOR name="mssql_n" version="9.0" />
  54       <VENDOR name="oracle" version="9.0" />
  55     </DATABASE>
  56     <PHP version="4.3.0" level="required">
  57       <RESTRICT function="restrict_php50_version" message="php50restricted" />
  58     </PHP>
  59     <PHP_EXTENSIONS>
  60       <PHP_EXTENSION name="iconv" level="optional">
  61         <FEEDBACK>
  62           <ON_CHECK message="iconvrecommended" />
  63         </FEEDBACK>
  64       </PHP_EXTENSION>
  65       <PHP_EXTENSION name="mbstring" level="optional">
  66         <FEEDBACK>
  67           <ON_CHECK message="mbstringrecommended" />
  68         </FEEDBACK>
  69       </PHP_EXTENSION>
  70     </PHP_EXTENSIONS>
  71   </MOODLE>
  72   <MOODLE version="1.8">
  73     <UNICODE level="required">
  74       <FEEDBACK>
  75         <ON_ERROR message="unicoderequired" />
  76       </FEEDBACK>
  77     </UNICODE>
  78     <DATABASE level="required">
  79       <VENDOR name="mysql" version="4.1.16">
  80         <FEEDBACK>
  81           <ON_ERROR message="mysql416required" />
  82         </FEEDBACK>
  83       </VENDOR>
  84       <VENDOR name="postgres" version="7.4" />
  85       <VENDOR name="mssql" version="9.0" />
  86       <VENDOR name="odbc_mssql" version="9.0" />
  87       <VENDOR name="mssql_n" version="9.0" />
  88       <VENDOR name="oracle" version="9.0" />
  89     </DATABASE>
  90     <PHP version="4.3.0" level="required">
  91       <RESTRICT function="restrict_php50_version" message="php50restricted" />
  92     </PHP>
  93     <PHP_EXTENSIONS>
  94       <PHP_EXTENSION name="iconv" level="optional">
  95         <FEEDBACK>
  96           <ON_CHECK message="iconvrecommended" />
  97         </FEEDBACK>
  98       </PHP_EXTENSION>
  99       <PHP_EXTENSION name="mbstring" level="optional">
 100         <FEEDBACK>
 101           <ON_CHECK message="mbstringrecommended" />
 102         </FEEDBACK>
 103       </PHP_EXTENSION>
 104       <PHP_EXTENSION name="curl" level="optional">
 105         <FEEDBACK>
 106           <ON_CHECK message="curlrecommended" />
 107         </FEEDBACK>
 108       </PHP_EXTENSION>
 109       <PHP_EXTENSION name="openssl" level="optional">
 110         <FEEDBACK>
 111           <ON_CHECK message="opensslrecommended" />
 112         </FEEDBACK>
 113       </PHP_EXTENSION>
 114       <PHP_EXTENSION name="tokenizer" level="optional">
 115         <FEEDBACK>
 116           <ON_CHECK message="tokenizerrecommended" />
 117         </FEEDBACK>
 118       </PHP_EXTENSION>
 119       <PHP_EXTENSION name="xmlrpc" level="optional">
 120         <FEEDBACK>
 121           <ON_CHECK message="xmlrpcrecommended" />
 122         </FEEDBACK>
 123       </PHP_EXTENSION>
 124       <PHP_EXTENSION name="ctype" level="optional">
 125         <FEEDBACK>
 126           <ON_CHECK message="ctyperecommended" />
 127         </FEEDBACK>
 128       </PHP_EXTENSION>
 129     </PHP_EXTENSIONS>
 130   </MOODLE>
 131   <MOODLE version="1.9">
 132     <UNICODE level="required">
 133       <FEEDBACK>
 134         <ON_ERROR message="unicoderequired" />
 135       </FEEDBACK>
 136     </UNICODE>
 137     <DATABASE level="required">
 138       <VENDOR name="mysql" version="4.1.16">
 139         <FEEDBACK>
 140           <ON_ERROR message="mysql416required" />
 141         </FEEDBACK>
 142       </VENDOR>
 143       <VENDOR name="postgres" version="8.0" />
 144       <VENDOR name="mssql" version="9.0" />
 145       <VENDOR name="odbc_mssql" version="9.0" />
 146       <VENDOR name="mssql_n" version="9.0" />
 147       <VENDOR name="oracle" version="9.0" />
 148     </DATABASE>
 149     <PHP version="4.3.0" level="required">
 150       <RESTRICT function="restrict_php50_version" message="php50restricted" />
 151     </PHP>
 152     <PHP_EXTENSIONS>
 153       <PHP_EXTENSION name="iconv" level="optional">
 154         <FEEDBACK>
 155           <ON_CHECK message="iconvrecommended" />
 156         </FEEDBACK>
 157       </PHP_EXTENSION>
 158       <PHP_EXTENSION name="mbstring" level="optional">
 159         <FEEDBACK>
 160           <ON_CHECK message="mbstringrecommended" />
 161         </FEEDBACK>
 162       </PHP_EXTENSION>
 163       <PHP_EXTENSION name="curl" level="optional">
 164         <FEEDBACK>
 165           <ON_CHECK message="curlrecommended" />
 166         </FEEDBACK>
 167       </PHP_EXTENSION>
 168       <PHP_EXTENSION name="openssl" level="optional">
 169         <FEEDBACK>
 170           <ON_CHECK message="opensslrecommended" />
 171         </FEEDBACK>
 172       </PHP_EXTENSION>
 173       <PHP_EXTENSION name="tokenizer" level="optional">
 174         <FEEDBACK>
 175           <ON_CHECK message="tokenizerrecommended" />
 176         </FEEDBACK>
 177       </PHP_EXTENSION>
 178       <PHP_EXTENSION name="xmlrpc" level="optional">
 179         <FEEDBACK>
 180           <ON_CHECK message="xmlrpcrecommended" />
 181         </FEEDBACK>
 182       </PHP_EXTENSION>
 183       <PHP_EXTENSION name="ctype" level="optional">
 184         <FEEDBACK>
 185           <ON_CHECK message="ctyperecommended" />
 186         </FEEDBACK>
 187       </PHP_EXTENSION>
 188       <PHP_EXTENSION name="pcre" level="required">
 189       </PHP_EXTENSION>
 190     </PHP_EXTENSIONS>
 191     <CUSTOM_CHECKS>
 192       <CUSTOM_CHECK file="question/upgrade.php" function="question_check_no_rqp_questions" level="optional">
 193         <FEEDBACK>
 194           <ON_CHECK message="qtyperqpwillberemovedanyway" />
 195           <ON_OK message="qtyperqpwillberemoved" />
 196         </FEEDBACK>
 197       </CUSTOM_CHECK>
 198       <CUSTOM_CHECK file="question/upgrade.php" function="question_random_check" level="optional">
 199         <FEEDBACK>
 200           <ON_OK message="questioncwqpfsok" />
 201         </FEEDBACK>
 202       </CUSTOM_CHECK>
 203       <CUSTOM_CHECK file="lib/customcheckslib.php" function="php_check_register_globals" level="required">
 204         <FEEDBACK>
 205           <ON_CHECK message="globalswarning" />
 206         </FEEDBACK>
 207       </CUSTOM_CHECK>
 208     </CUSTOM_CHECKS>
 209   </MOODLE>
 210   <MOODLE version="2.0" requires="1.9">
 211     <UNICODE level="required">
 212       <FEEDBACK>
 213         <ON_ERROR message="unicoderequired" />
 214       </FEEDBACK>
 215     </UNICODE>
 216     <DATABASE level="required">
 217       <VENDOR name="mysql" version="5.0.25" />
 218       <VENDOR name="postgres" version="8.3" />
 219       <VENDOR name="mssql" version="9.0" />
 220       <VENDOR name="odbc_mssql" version="9.0" />
 221       <VENDOR name="mssql_n" version="9.0" />
 222       <VENDOR name="oracle" version="10.2" />
 223       <VENDOR name="sqlite" version="2.0" />
 224     </DATABASE>
 225     <PHP version="5.2.8" level="required">
 226     </PHP>
 227     <PHP_EXTENSIONS>
 228       <PHP_EXTENSION name="iconv" level="required">
 229         <FEEDBACK>
 230           <ON_ERROR message="iconvrequired" />
 231         </FEEDBACK>
 232       </PHP_EXTENSION>
 233       <PHP_EXTENSION name="mbstring" level="optional">
 234         <FEEDBACK>
 235           <ON_CHECK message="mbstringrecommended" />
 236         </FEEDBACK>
 237       </PHP_EXTENSION>
 238       <PHP_EXTENSION name="curl" level="required">
 239         <FEEDBACK>
 240           <ON_ERROR message="curlrequired" />
 241         </FEEDBACK>
 242       </PHP_EXTENSION>
 243       <PHP_EXTENSION name="openssl" level="optional">
 244         <FEEDBACK>
 245           <ON_CHECK message="opensslrecommended" />
 246         </FEEDBACK>
 247       </PHP_EXTENSION>
 248       <PHP_EXTENSION name="tokenizer" level="optional">
 249         <FEEDBACK>
 250           <ON_CHECK message="tokenizerrecommended" />
 251         </FEEDBACK>
 252       </PHP_EXTENSION>
 253       <PHP_EXTENSION name="xmlrpc" level="optional">
 254         <FEEDBACK>
 255           <ON_CHECK message="xmlrpcrecommended" />
 256         </FEEDBACK>
 257       </PHP_EXTENSION>
 258       <PHP_EXTENSION name="soap" level="optional">
 259         <FEEDBACK>
 260           <ON_CHECK message="soaprecommended" />
 261         </FEEDBACK>
 262       </PHP_EXTENSION>
 263       <PHP_EXTENSION name="ctype" level="required">
 264         <FEEDBACK>
 265           <ON_ERROR message="ctyperequired" />
 266         </FEEDBACK>
 267       </PHP_EXTENSION>
 268       <PHP_EXTENSION name="zip" level="required">
 269         <FEEDBACK>
 270           <ON_ERROR message="ziprequired" />
 271         </FEEDBACK>
 272       </PHP_EXTENSION>
 273       <PHP_EXTENSION name="gd" level="optional">
 274         <FEEDBACK>
 275           <ON_CHECK message="gdrecommended" />
 276         </FEEDBACK>
 277       </PHP_EXTENSION>
 278       <PHP_EXTENSION name="simplexml" level="required">
 279         <FEEDBACK>
 280           <ON_ERROR message="simplexmlrequired" />
 281         </FEEDBACK>
 282       </PHP_EXTENSION>
 283       <PHP_EXTENSION name="spl" level="required">
 284         <FEEDBACK>
 285           <ON_ERROR message="splrequired" />
 286         </FEEDBACK>
 287       </PHP_EXTENSION>
 288       <PHP_EXTENSION name="pcre" level="required">
 289       </PHP_EXTENSION>
 290       <PHP_EXTENSION name="dom" level="required">
 291       </PHP_EXTENSION>
 292       <PHP_EXTENSION name="xml" level="required">
 293       </PHP_EXTENSION>
 294       <PHP_EXTENSION name="intl" level="optional">
 295         <FEEDBACK>
 296           <ON_CHECK message="intlrecommended" />
 297         </FEEDBACK>
 298       </PHP_EXTENSION>
 299       <PHP_EXTENSION name="json" level="required">
 300       </PHP_EXTENSION>
 301     </PHP_EXTENSIONS>
 302     <PHP_SETTINGS>
 303       <PHP_SETTING name="memory_limit" value="40M" level="required">
 304         <FEEDBACK>
 305           <ON_ERROR message="settingmemorylimit" />
 306         </FEEDBACK>
 307       </PHP_SETTING>
 308       <PHP_SETTING name="safe_mode" value="0" level="optional">
 309         <FEEDBACK>
 310           <ON_CHECK message="settingsafemode" />
 311         </FEEDBACK>
 312       </PHP_SETTING>
 313       <PHP_SETTING name="file_uploads" value="1" level="optional">
 314         <FEEDBACK>
 315           <ON_CHECK message="settingfileuploads" />
 316         </FEEDBACK>
 317       </PHP_SETTING>
 318     </PHP_SETTINGS>
 319     <CUSTOM_CHECKS>
 320       <CUSTOM_CHECK file="lib/customcheckslib.php" function="php_check_php533" level="optional">
 321         <FEEDBACK>
 322           <ON_CHECK message="php533warning" />
 323         </FEEDBACK>
 324       </CUSTOM_CHECK>
 325     </CUSTOM_CHECKS>
 326   </MOODLE>
 327   <MOODLE version="2.1" requires="1.9">
 328     <UNICODE level="required">
 329       <FEEDBACK>
 330         <ON_ERROR message="unicoderequired" />
 331       </FEEDBACK>
 332     </UNICODE>
 333     <DATABASE level="required">
 334       <VENDOR name="mysql" version="5.0.25" />
 335       <VENDOR name="postgres" version="8.3" />
 336       <VENDOR name="mssql" version="9.0" />
 337       <VENDOR name="odbc_mssql" version="9.0" />
 338       <VENDOR name="mssql_n" version="9.0" />
 339       <VENDOR name="oracle" version="10.2" />
 340       <VENDOR name="sqlite" version="2.0" />
 341     </DATABASE>
 342     <PHP version="5.3.2" level="required">
 343     </PHP>
 344     <PHP_EXTENSIONS>
 345       <PHP_EXTENSION name="iconv" level="required">
 346         <FEEDBACK>
 347           <ON_ERROR message="iconvrequired" />
 348         </FEEDBACK>
 349       </PHP_EXTENSION>
 350       <PHP_EXTENSION name="mbstring" level="optional">
 351         <FEEDBACK>
 352           <ON_CHECK message="mbstringrecommended" />
 353         </FEEDBACK>
 354       </PHP_EXTENSION>
 355       <PHP_EXTENSION name="curl" level="required">
 356         <FEEDBACK>
 357           <ON_ERROR message="curlrequired" />
 358         </FEEDBACK>
 359       </PHP_EXTENSION>
 360       <PHP_EXTENSION name="openssl" level="optional">
 361         <FEEDBACK>
 362           <ON_CHECK message="opensslrecommended" />
 363         </FEEDBACK>
 364       </PHP_EXTENSION>
 365       <PHP_EXTENSION name="tokenizer" level="optional">
 366         <FEEDBACK>
 367           <ON_CHECK message="tokenizerrecommended" />
 368         </FEEDBACK>
 369       </PHP_EXTENSION>
 370       <PHP_EXTENSION name="xmlrpc" level="optional">
 371         <FEEDBACK>
 372           <ON_CHECK message="xmlrpcrecommended" />
 373         </FEEDBACK>
 374       </PHP_EXTENSION>
 375       <PHP_EXTENSION name="soap" level="optional">
 376         <FEEDBACK>
 377           <ON_CHECK message="soaprecommended" />
 378         </FEEDBACK>
 379       </PHP_EXTENSION>
 380       <PHP_EXTENSION name="ctype" level="required">
 381         <FEEDBACK>
 382           <ON_ERROR message="ctyperequired" />
 383         </FEEDBACK>
 384       </PHP_EXTENSION>
 385       <PHP_EXTENSION name="zip" level="required">
 386         <FEEDBACK>
 387           <ON_ERROR message="ziprequired" />
 388         </FEEDBACK>
 389       </PHP_EXTENSION>
 390       <PHP_EXTENSION name="gd" level="optional">
 391         <FEEDBACK>
 392           <ON_CHECK message="gdrecommended" />
 393         </FEEDBACK>
 394       </PHP_EXTENSION>
 395       <PHP_EXTENSION name="simplexml" level="required">
 396         <FEEDBACK>
 397           <ON_ERROR message="simplexmlrequired" />
 398         </FEEDBACK>
 399       </PHP_EXTENSION>
 400       <PHP_EXTENSION name="spl" level="required">
 401         <FEEDBACK>
 402           <ON_ERROR message="splrequired" />
 403         </FEEDBACK>
 404       </PHP_EXTENSION>
 405       <PHP_EXTENSION name="pcre" level="required">
 406       </PHP_EXTENSION>
 407       <PHP_EXTENSION name="dom" level="required">
 408       </PHP_EXTENSION>
 409       <PHP_EXTENSION name="xml" level="required">
 410       </PHP_EXTENSION>
 411       <PHP_EXTENSION name="intl" level="optional">
 412         <FEEDBACK>
 413           <ON_CHECK message="intlrecommended" />
 414         </FEEDBACK>
 415       </PHP_EXTENSION>
 416       <PHP_EXTENSION name="json" level="required">
 417       </PHP_EXTENSION>
 418     </PHP_EXTENSIONS>
 419     <PHP_SETTINGS>
 420       <PHP_SETTING name="memory_limit" value="40M" level="required">
 421         <FEEDBACK>
 422           <ON_ERROR message="settingmemorylimit" />
 423         </FEEDBACK>
 424       </PHP_SETTING>
 425       <PHP_SETTING name="safe_mode" value="0" level="optional">
 426         <FEEDBACK>
 427           <ON_CHECK message="settingsafemode" />
 428         </FEEDBACK>
 429       </PHP_SETTING>
 430       <PHP_SETTING name="file_uploads" value="1" level="optional">
 431         <FEEDBACK>
 432           <ON_CHECK message="settingfileuploads" />
 433         </FEEDBACK>
 434       </PHP_SETTING>
 435     </PHP_SETTINGS>
 436   </MOODLE>
 437   <MOODLE version="2.2" requires="1.9">
 438     <UNICODE level="required">
 439       <FEEDBACK>
 440         <ON_ERROR message="unicoderequired" />
 441       </FEEDBACK>
 442     </UNICODE>
 443     <DATABASE level="required">
 444       <VENDOR name="mysql" version="5.0.25" />
 445       <VENDOR name="postgres" version="8.3" />
 446       <VENDOR name="mssql" version="9.0" />
 447       <VENDOR name="odbc_mssql" version="9.0" />
 448       <VENDOR name="mssql_n" version="9.0" />
 449       <VENDOR name="oracle" version="10.2" />
 450       <VENDOR name="sqlite" version="2.0" />
 451     </DATABASE>
 452     <PHP version="5.3.2" level="required">
 453     </PHP>
 454     <PHP_EXTENSIONS>
 455       <PHP_EXTENSION name="iconv" level="required">
 456         <FEEDBACK>
 457           <ON_ERROR message="iconvrequired" />
 458         </FEEDBACK>
 459       </PHP_EXTENSION>
 460       <PHP_EXTENSION name="mbstring" level="optional">
 461         <FEEDBACK>
 462           <ON_CHECK message="mbstringrecommended" />
 463         </FEEDBACK>
 464       </PHP_EXTENSION>
 465       <PHP_EXTENSION name="curl" level="required">
 466         <FEEDBACK>
 467           <ON_ERROR message="curlrequired" />
 468         </FEEDBACK>
 469       </PHP_EXTENSION>
 470       <PHP_EXTENSION name="openssl" level="optional">
 471         <FEEDBACK>
 472           <ON_CHECK message="opensslrecommended" />
 473         </FEEDBACK>
 474       </PHP_EXTENSION>
 475       <PHP_EXTENSION name="tokenizer" level="optional">
 476         <FEEDBACK>
 477           <ON_CHECK message="tokenizerrecommended" />
 478         </FEEDBACK>
 479       </PHP_EXTENSION>
 480       <PHP_EXTENSION name="xmlrpc" level="optional">
 481         <FEEDBACK>
 482           <ON_CHECK message="xmlrpcrecommended" />
 483         </FEEDBACK>
 484       </PHP_EXTENSION>
 485       <PHP_EXTENSION name="soap" level="optional">
 486         <FEEDBACK>
 487           <ON_CHECK message="soaprecommended" />
 488         </FEEDBACK>
 489       </PHP_EXTENSION>
 490       <PHP_EXTENSION name="ctype" level="required">
 491         <FEEDBACK>
 492           <ON_ERROR message="ctyperequired" />
 493         </FEEDBACK>
 494       </PHP_EXTENSION>
 495       <PHP_EXTENSION name="zip" level="required">
 496         <FEEDBACK>
 497           <ON_ERROR message="ziprequired" />
 498         </FEEDBACK>
 499       </PHP_EXTENSION>
 500       <PHP_EXTENSION name="gd" level="optional">
 501         <FEEDBACK>
 502           <ON_CHECK message="gdrecommended" />
 503         </FEEDBACK>
 504       </PHP_EXTENSION>
 505       <PHP_EXTENSION name="simplexml" level="required">
 506         <FEEDBACK>
 507           <ON_ERROR message="simplexmlrequired" />
 508         </FEEDBACK>
 509       </PHP_EXTENSION>
 510       <PHP_EXTENSION name="spl" level="required">
 511         <FEEDBACK>
 512           <ON_ERROR message="splrequired" />
 513         </FEEDBACK>
 514       </PHP_EXTENSION>
 515       <PHP_EXTENSION name="pcre" level="required">
 516       </PHP_EXTENSION>
 517       <PHP_EXTENSION name="dom" level="required">
 518       </PHP_EXTENSION>
 519       <PHP_EXTENSION name="xml" level="required">
 520       </PHP_EXTENSION>
 521       <PHP_EXTENSION name="intl" level="optional">
 522         <FEEDBACK>
 523           <ON_CHECK message="intlrecommended" />
 524         </FEEDBACK>
 525       </PHP_EXTENSION>
 526       <PHP_EXTENSION name="json" level="required">
 527       </PHP_EXTENSION>
 528     </PHP_EXTENSIONS>
 529     <PHP_SETTINGS>
 530       <PHP_SETTING name="memory_limit" value="40M" level="required">
 531         <FEEDBACK>
 532           <ON_ERROR message="settingmemorylimit" />
 533         </FEEDBACK>
 534       </PHP_SETTING>
 535       <PHP_SETTING name="safe_mode" value="0" level="optional">
 536         <FEEDBACK>
 537           <ON_CHECK message="settingsafemode" />
 538         </FEEDBACK>
 539       </PHP_SETTING>
 540       <PHP_SETTING name="file_uploads" value="1" level="optional">
 541         <FEEDBACK>
 542           <ON_CHECK message="settingfileuploads" />
 543         </FEEDBACK>
 544       </PHP_SETTING>
 545     </PHP_SETTINGS>
 546   </MOODLE>
 547   <MOODLE version="2.3" requires="2.2">
 548     <UNICODE level="required">
 549       <FEEDBACK>
 550         <ON_ERROR message="unicoderequired" />
 551       </FEEDBACK>
 552     </UNICODE>
 553     <DATABASE level="required">
 554       <VENDOR name="mysql" version="5.1.33" />
 555       <VENDOR name="postgres" version="8.3" />
 556       <VENDOR name="mssql" version="9.0" />
 557       <VENDOR name="odbc_mssql" version="9.0" />
 558       <VENDOR name="mssql_n" version="9.0" />
 559       <VENDOR name="oracle" version="10.2" />
 560       <VENDOR name="sqlite" version="2.0" />
 561     </DATABASE>
 562     <PHP version="5.3.2" level="required">
 563     </PHP>
 564     <PCREUNICODE level="optional">
 565       <FEEDBACK>
 566         <ON_CHECK message="pcreunicodewarning" />
 567       </FEEDBACK>
 568     </PCREUNICODE>
 569     <PHP_EXTENSIONS>
 570       <PHP_EXTENSION name="iconv" level="required">
 571         <FEEDBACK>
 572           <ON_ERROR message="iconvrequired" />
 573         </FEEDBACK>
 574       </PHP_EXTENSION>
 575       <PHP_EXTENSION name="mbstring" level="optional">
 576         <FEEDBACK>
 577           <ON_CHECK message="mbstringrecommended" />
 578         </FEEDBACK>
 579       </PHP_EXTENSION>
 580       <PHP_EXTENSION name="curl" level="required">
 581         <FEEDBACK>
 582           <ON_ERROR message="curlrequired" />
 583         </FEEDBACK>
 584       </PHP_EXTENSION>
 585       <PHP_EXTENSION name="openssl" level="optional">
 586         <FEEDBACK>
 587           <ON_CHECK message="opensslrecommended" />
 588         </FEEDBACK>
 589       </PHP_EXTENSION>
 590       <PHP_EXTENSION name="tokenizer" level="optional">
 591         <FEEDBACK>
 592           <ON_CHECK message="tokenizerrecommended" />
 593         </FEEDBACK>
 594       </PHP_EXTENSION>
 595       <PHP_EXTENSION name="xmlrpc" level="optional">
 596         <FEEDBACK>
 597           <ON_CHECK message="xmlrpcrecommended" />
 598         </FEEDBACK>
 599       </PHP_EXTENSION>
 600       <PHP_EXTENSION name="soap" level="optional">
 601         <FEEDBACK>
 602           <ON_CHECK message="soaprecommended" />
 603         </FEEDBACK>
 604       </PHP_EXTENSION>
 605       <PHP_EXTENSION name="ctype" level="required">
 606         <FEEDBACK>
 607           <ON_ERROR message="ctyperequired" />
 608         </FEEDBACK>
 609       </PHP_EXTENSION>
 610       <PHP_EXTENSION name="zip" level="required">
 611         <FEEDBACK>
 612           <ON_ERROR message="ziprequired" />
 613         </FEEDBACK>
 614       </PHP_EXTENSION>
 615       <PHP_EXTENSION name="gd" level="optional">
 616         <FEEDBACK>
 617           <ON_CHECK message="gdrecommended" />
 618         </FEEDBACK>
 619       </PHP_EXTENSION>
 620       <PHP_EXTENSION name="simplexml" level="required">
 621         <FEEDBACK>
 622           <ON_ERROR message="simplexmlrequired" />
 623         </FEEDBACK>
 624       </PHP_EXTENSION>
 625       <PHP_EXTENSION name="spl" level="required">
 626         <FEEDBACK>
 627           <ON_ERROR message="splrequired" />
 628         </FEEDBACK>
 629       </PHP_EXTENSION>
 630       <PHP_EXTENSION name="pcre" level="required">
 631       </PHP_EXTENSION>
 632       <PHP_EXTENSION name="dom" level="required">
 633       </PHP_EXTENSION>
 634       <PHP_EXTENSION name="xml" level="required">
 635       </PHP_EXTENSION>
 636       <PHP_EXTENSION name="intl" level="optional">
 637         <FEEDBACK>
 638           <ON_CHECK message="intlrecommended" />
 639         </FEEDBACK>
 640       </PHP_EXTENSION>
 641       <PHP_EXTENSION name="json" level="required">
 642       </PHP_EXTENSION>
 643       <PHP_EXTENSION name="hash" level="required"/>
 644     </PHP_EXTENSIONS>
 645     <PHP_SETTINGS>
 646       <PHP_SETTING name="memory_limit" value="40M" level="required">
 647         <FEEDBACK>
 648           <ON_ERROR message="settingmemorylimit" />
 649         </FEEDBACK>
 650       </PHP_SETTING>
 651       <PHP_SETTING name="safe_mode" value="0" level="optional">
 652         <FEEDBACK>
 653           <ON_CHECK message="settingsafemode" />
 654         </FEEDBACK>
 655       </PHP_SETTING>
 656       <PHP_SETTING name="file_uploads" value="1" level="optional">
 657         <FEEDBACK>
 658           <ON_CHECK message="settingfileuploads" />
 659         </FEEDBACK>
 660       </PHP_SETTING>
 661     </PHP_SETTINGS>
 662   </MOODLE>
 663   <MOODLE version="2.4" requires="2.2">
 664     <UNICODE level="required">
 665       <FEEDBACK>
 666         <ON_ERROR message="unicoderequired" />
 667       </FEEDBACK>
 668     </UNICODE>
 669     <DATABASE level="required">
 670       <VENDOR name="mysql" version="5.1.33" />
 671       <VENDOR name="postgres" version="8.3" />
 672       <VENDOR name="mssql" version="9.0" />
 673       <VENDOR name="odbc_mssql" version="9.0" />
 674       <VENDOR name="mssql_n" version="9.0" />
 675       <VENDOR name="oracle" version="10.2" />
 676       <VENDOR name="sqlite" version="2.0" />
 677     </DATABASE>
 678     <PHP version="5.3.2" level="required">
 679     </PHP>
 680     <PCREUNICODE level="optional">
 681       <FEEDBACK>
 682         <ON_CHECK message="pcreunicodewarning" />
 683       </FEEDBACK>
 684     </PCREUNICODE>
 685     <PHP_EXTENSIONS>
 686       <PHP_EXTENSION name="iconv" level="required">
 687         <FEEDBACK>
 688           <ON_ERROR message="iconvrequired" />
 689         </FEEDBACK>
 690       </PHP_EXTENSION>
 691       <PHP_EXTENSION name="mbstring" level="optional">
 692         <FEEDBACK>
 693           <ON_CHECK message="mbstringrecommended" />
 694         </FEEDBACK>
 695       </PHP_EXTENSION>
 696       <PHP_EXTENSION name="curl" level="required">
 697         <FEEDBACK>
 698           <ON_ERROR message="curlrequired" />
 699         </FEEDBACK>
 700       </PHP_EXTENSION>
 701       <PHP_EXTENSION name="openssl" level="optional">
 702         <FEEDBACK>
 703           <ON_CHECK message="opensslrecommended" />
 704         </FEEDBACK>
 705       </PHP_EXTENSION>
 706       <PHP_EXTENSION name="tokenizer" level="optional">
 707         <FEEDBACK>
 708           <ON_CHECK message="tokenizerrecommended" />
 709         </FEEDBACK>
 710       </PHP_EXTENSION>
 711       <PHP_EXTENSION name="xmlrpc" level="optional">
 712         <FEEDBACK>
 713           <ON_CHECK message="xmlrpcrecommended" />
 714         </FEEDBACK>
 715       </PHP_EXTENSION>
 716       <PHP_EXTENSION name="soap" level="optional">
 717         <FEEDBACK>
 718           <ON_CHECK message="soaprecommended" />
 719         </FEEDBACK>
 720       </PHP_EXTENSION>
 721       <PHP_EXTENSION name="ctype" level="required">
 722         <FEEDBACK>
 723           <ON_ERROR message="ctyperequired" />
 724         </FEEDBACK>
 725       </PHP_EXTENSION>
 726       <PHP_EXTENSION name="zip" level="required">
 727         <FEEDBACK>
 728           <ON_ERROR message="ziprequired" />
 729         </FEEDBACK>
 730       </PHP_EXTENSION>
 731       <PHP_EXTENSION name="gd" level="optional">
 732         <FEEDBACK>
 733           <ON_CHECK message="gdrecommended" />
 734         </FEEDBACK>
 735       </PHP_EXTENSION>
 736       <PHP_EXTENSION name="simplexml" level="required">
 737         <FEEDBACK>
 738           <ON_ERROR message="simplexmlrequired" />
 739         </FEEDBACK>
 740       </PHP_EXTENSION>
 741       <PHP_EXTENSION name="spl" level="required">
 742         <FEEDBACK>
 743           <ON_ERROR message="splrequired" />
 744         </FEEDBACK>
 745       </PHP_EXTENSION>
 746       <PHP_EXTENSION name="pcre" level="required">
 747       </PHP_EXTENSION>
 748       <PHP_EXTENSION name="dom" level="required">
 749       </PHP_EXTENSION>
 750       <PHP_EXTENSION name="xml" level="required">
 751       </PHP_EXTENSION>
 752       <PHP_EXTENSION name="intl" level="optional">
 753         <FEEDBACK>
 754           <ON_CHECK message="intlrecommended" />
 755         </FEEDBACK>
 756       </PHP_EXTENSION>
 757       <PHP_EXTENSION name="json" level="required">
 758       </PHP_EXTENSION>
 759       <PHP_EXTENSION name="hash" level="required"/>
 760     </PHP_EXTENSIONS>
 761     <PHP_SETTINGS>
 762       <PHP_SETTING name="memory_limit" value="40M" level="required">
 763         <FEEDBACK>
 764           <ON_ERROR message="settingmemorylimit" />
 765         </FEEDBACK>
 766       </PHP_SETTING>
 767       <PHP_SETTING name="safe_mode" value="0" level="optional">
 768         <FEEDBACK>
 769           <ON_CHECK message="settingsafemode" />
 770         </FEEDBACK>
 771       </PHP_SETTING>
 772       <PHP_SETTING name="file_uploads" value="1" level="optional">
 773         <FEEDBACK>
 774           <ON_CHECK message="settingfileuploads" />
 775         </FEEDBACK>
 776       </PHP_SETTING>
 777     </PHP_SETTINGS>
 778   </MOODLE>
 779   <MOODLE version="2.5" requires="2.2">
 780     <UNICODE level="required">
 781       <FEEDBACK>
 782         <ON_ERROR message="unicoderequired" />
 783       </FEEDBACK>
 784     </UNICODE>
 785     <DATABASE level="required">
 786       <VENDOR name="mysql" version="5.1.33" />
 787       <VENDOR name="postgres" version="8.3" />
 788       <VENDOR name="mssql" version="9.0" />
 789       <VENDOR name="odbc_mssql" version="9.0" />
 790       <VENDOR name="mssql_n" version="9.0" />
 791       <VENDOR name="oracle" version="10.2" />
 792       <VENDOR name="sqlite" version="2.0" />
 793     </DATABASE>
 794     <PHP version="5.3.3" level="required">
 795     </PHP>
 796     <PCREUNICODE level="optional">
 797       <FEEDBACK>
 798         <ON_CHECK message="pcreunicodewarning" />
 799       </FEEDBACK>
 800     </PCREUNICODE>
 801     <PHP_EXTENSIONS>
 802       <PHP_EXTENSION name="iconv" level="required">
 803         <FEEDBACK>
 804           <ON_ERROR message="iconvrequired" />
 805         </FEEDBACK>
 806       </PHP_EXTENSION>
 807       <PHP_EXTENSION name="mbstring" level="optional">
 808         <FEEDBACK>
 809           <ON_CHECK message="mbstringrecommended" />
 810         </FEEDBACK>
 811       </PHP_EXTENSION>
 812       <PHP_EXTENSION name="curl" level="required">
 813         <FEEDBACK>
 814           <ON_ERROR message="curlrequired" />
 815         </FEEDBACK>
 816       </PHP_EXTENSION>
 817       <PHP_EXTENSION name="openssl" level="optional">
 818         <FEEDBACK>
 819           <ON_CHECK message="opensslrecommended" />
 820         </FEEDBACK>
 821       </PHP_EXTENSION>
 822       <PHP_EXTENSION name="tokenizer" level="optional">
 823         <FEEDBACK>
 824           <ON_CHECK message="tokenizerrecommended" />
 825         </FEEDBACK>
 826       </PHP_EXTENSION>
 827       <PHP_EXTENSION name="xmlrpc" level="optional">
 828         <FEEDBACK>
 829           <ON_CHECK message="xmlrpcrecommended" />
 830         </FEEDBACK>
 831       </PHP_EXTENSION>
 832       <PHP_EXTENSION name="soap" level="optional">
 833         <FEEDBACK>
 834           <ON_CHECK message="soaprecommended" />
 835         </FEEDBACK>
 836       </PHP_EXTENSION>
 837       <PHP_EXTENSION name="ctype" level="required">
 838         <FEEDBACK>
 839           <ON_ERROR message="ctyperequired" />
 840         </FEEDBACK>
 841       </PHP_EXTENSION>
 842       <PHP_EXTENSION name="zip" level="required">
 843         <FEEDBACK>
 844           <ON_ERROR message="ziprequired" />
 845         </FEEDBACK>
 846       </PHP_EXTENSION>
 847       <PHP_EXTENSION name="gd" level="required">
 848         <FEEDBACK>
 849           <ON_ERROR message="gdrequired" />
 850         </FEEDBACK>
 851       </PHP_EXTENSION>
 852       <PHP_EXTENSION name="simplexml" level="required">
 853         <FEEDBACK>
 854           <ON_ERROR message="simplexmlrequired" />
 855         </FEEDBACK>
 856       </PHP_EXTENSION>
 857       <PHP_EXTENSION name="spl" level="required">
 858         <FEEDBACK>
 859           <ON_ERROR message="splrequired" />
 860         </FEEDBACK>
 861       </PHP_EXTENSION>
 862       <PHP_EXTENSION name="pcre" level="required">
 863       </PHP_EXTENSION>
 864       <PHP_EXTENSION name="dom" level="required">
 865       </PHP_EXTENSION>
 866       <PHP_EXTENSION name="xml" level="required">
 867       </PHP_EXTENSION>
 868       <PHP_EXTENSION name="intl" level="optional">
 869         <FEEDBACK>
 870           <ON_CHECK message="intlrecommended" />
 871         </FEEDBACK>
 872       </PHP_EXTENSION>
 873       <PHP_EXTENSION name="json" level="required">
 874       </PHP_EXTENSION>
 875       <PHP_EXTENSION name="hash" level="required"/>
 876     </PHP_EXTENSIONS>
 877     <PHP_SETTINGS>
 878       <PHP_SETTING name="memory_limit" value="40M" level="required">
 879         <FEEDBACK>
 880           <ON_ERROR message="settingmemorylimit" />
 881         </FEEDBACK>
 882       </PHP_SETTING>
 883       <PHP_SETTING name="safe_mode" value="0" level="optional">
 884         <FEEDBACK>
 885           <ON_CHECK message="settingsafemode" />
 886         </FEEDBACK>
 887       </PHP_SETTING>
 888       <PHP_SETTING name="file_uploads" value="1" level="optional">
 889         <FEEDBACK>
 890           <ON_CHECK message="settingfileuploads" />
 891         </FEEDBACK>
 892       </PHP_SETTING>
 893     </PHP_SETTINGS>
 894   </MOODLE>
 895   <MOODLE version="2.6" requires="2.2">
 896     <UNICODE level="required">
 897       <FEEDBACK>
 898         <ON_ERROR message="unicoderequired" />
 899       </FEEDBACK>
 900     </UNICODE>
 901     <DATABASE level="required">
 902       <VENDOR name="mariadb" version="5.3.5" />
 903       <VENDOR name="mysql" version="5.1.33" />
 904       <VENDOR name="postgres" version="8.3" />
 905       <VENDOR name="mssql" version="9.0" />
 906       <VENDOR name="oracle" version="10.2" />
 907     </DATABASE>
 908     <PHP version="5.3.3" level="required">
 909     </PHP>
 910     <PCREUNICODE level="optional">
 911       <FEEDBACK>
 912         <ON_CHECK message="pcreunicodewarning" />
 913       </FEEDBACK>
 914     </PCREUNICODE>
 915     <PHP_EXTENSIONS>
 916       <PHP_EXTENSION name="iconv" level="required">
 917         <FEEDBACK>
 918           <ON_ERROR message="iconvrequired" />
 919         </FEEDBACK>
 920       </PHP_EXTENSION>
 921       <PHP_EXTENSION name="mbstring" level="optional">
 922         <FEEDBACK>
 923           <ON_CHECK message="mbstringrecommended" />
 924         </FEEDBACK>
 925       </PHP_EXTENSION>
 926       <PHP_EXTENSION name="curl" level="required">
 927         <FEEDBACK>
 928           <ON_ERROR message="curlrequired" />
 929         </FEEDBACK>
 930       </PHP_EXTENSION>
 931       <PHP_EXTENSION name="openssl" level="optional">
 932         <FEEDBACK>
 933           <ON_CHECK message="opensslrecommended" />
 934         </FEEDBACK>
 935       </PHP_EXTENSION>
 936       <PHP_EXTENSION name="tokenizer" level="optional">
 937         <FEEDBACK>
 938           <ON_CHECK message="tokenizerrecommended" />
 939         </FEEDBACK>
 940       </PHP_EXTENSION>
 941       <PHP_EXTENSION name="xmlrpc" level="optional">
 942         <FEEDBACK>
 943           <ON_CHECK message="xmlrpcrecommended" />
 944         </FEEDBACK>
 945       </PHP_EXTENSION>
 946       <PHP_EXTENSION name="soap" level="optional">
 947         <FEEDBACK>
 948           <ON_CHECK message="soaprecommended" />
 949         </FEEDBACK>
 950       </PHP_EXTENSION>
 951       <PHP_EXTENSION name="ctype" level="required">
 952         <FEEDBACK>
 953           <ON_ERROR message="ctyperequired" />
 954         </FEEDBACK>
 955       </PHP_EXTENSION>
 956       <PHP_EXTENSION name="zip" level="required">
 957         <FEEDBACK>
 958           <ON_ERROR message="ziprequired" />
 959         </FEEDBACK>
 960       </PHP_EXTENSION>
 961       <PHP_EXTENSION name="zlib" level="optional">
 962       </PHP_EXTENSION>
 963       <PHP_EXTENSION name="gd" level="required">
 964         <FEEDBACK>
 965           <ON_ERROR message="gdrequired" />
 966         </FEEDBACK>
 967       </PHP_EXTENSION>
 968       <PHP_EXTENSION name="simplexml" level="required">
 969         <FEEDBACK>
 970           <ON_ERROR message="simplexmlrequired" />
 971         </FEEDBACK>
 972       </PHP_EXTENSION>
 973       <PHP_EXTENSION name="spl" level="required">
 974         <FEEDBACK>
 975           <ON_ERROR message="splrequired" />
 976         </FEEDBACK>
 977       </PHP_EXTENSION>
 978       <PHP_EXTENSION name="pcre" level="required">
 979       </PHP_EXTENSION>
 980       <PHP_EXTENSION name="dom" level="required">
 981       </PHP_EXTENSION>
 982       <PHP_EXTENSION name="xml" level="required">
 983       </PHP_EXTENSION>
 984       <PHP_EXTENSION name="intl" level="optional">
 985         <FEEDBACK>
 986           <ON_CHECK message="intlrecommended" />
 987         </FEEDBACK>
 988       </PHP_EXTENSION>
 989       <PHP_EXTENSION name="json" level="required">
 990       </PHP_EXTENSION>
 991       <PHP_EXTENSION name="hash" level="required"/>
 992     </PHP_EXTENSIONS>
 993     <PHP_SETTINGS>
 994       <PHP_SETTING name="memory_limit" value="64M" level="required">
 995         <FEEDBACK>
 996           <ON_ERROR message="settingmemorylimit" />
 997         </FEEDBACK>
 998       </PHP_SETTING>
 999       <PHP_SETTING name="safe_mode" value="0" level="optional">
1000         <FEEDBACK>
1001           <ON_CHECK message="settingsafemode" />
1002         </FEEDBACK>
1003       </PHP_SETTING>
1004       <PHP_SETTING name="file_uploads" value="1" level="optional">
1005         <FEEDBACK>
1006           <ON_CHECK message="settingfileuploads" />
1007         </FEEDBACK>
1008       </PHP_SETTING>
1009       <PHP_SETTING name="opcache.enable" value="1" level="optional">
1010         <FEEDBACK>
1011           <ON_CHECK message="opcacherecommended" />
1012         </FEEDBACK>
1013       </PHP_SETTING>
1014     </PHP_SETTINGS>
1015   </MOODLE>
1016   <MOODLE version="2.7" requires="2.2">
1017     <UNICODE level="required">
1018       <FEEDBACK>
1019         <ON_ERROR message="unicoderequired" />
1020       </FEEDBACK>
1021     </UNICODE>
1022     <DATABASE level="required">
1023       <VENDOR name="mariadb" version="5.5.31" />
1024       <VENDOR name="mysql" version="5.5.31" />
1025       <VENDOR name="postgres" version="9.1" />
1026       <VENDOR name="mssql" version="10.0" />
1027       <VENDOR name="oracle" version="10.2" />
1028     </DATABASE>
1029     <PHP version="5.4.4" level="required">
1030       <RESTRICT function="restrict_php_version_7" message="unsupportedphpversion7" />
1031     </PHP>
1032     <PCREUNICODE level="optional">
1033       <FEEDBACK>
1034         <ON_CHECK message="pcreunicodewarning" />
1035       </FEEDBACK>
1036     </PCREUNICODE>
1037     <PHP_EXTENSIONS>
1038       <PHP_EXTENSION name="iconv" level="required">
1039         <FEEDBACK>
1040           <ON_ERROR message="iconvrequired" />
1041         </FEEDBACK>
1042       </PHP_EXTENSION>
1043       <PHP_EXTENSION name="mbstring" level="optional">
1044         <FEEDBACK>
1045           <ON_CHECK message="mbstringrecommended" />
1046         </FEEDBACK>
1047       </PHP_EXTENSION>
1048       <PHP_EXTENSION name="curl" level="required">
1049         <FEEDBACK>
1050           <ON_ERROR message="curlrequired" />
1051         </FEEDBACK>
1052       </PHP_EXTENSION>
1053       <PHP_EXTENSION name="openssl" level="optional">
1054         <FEEDBACK>
1055           <ON_CHECK message="opensslrecommended" />
1056         </FEEDBACK>
1057       </PHP_EXTENSION>
1058       <PHP_EXTENSION name="tokenizer" level="optional">
1059         <FEEDBACK>
1060           <ON_CHECK message="tokenizerrecommended" />
1061         </FEEDBACK>
1062       </PHP_EXTENSION>
1063       <PHP_EXTENSION name="xmlrpc" level="optional">
1064         <FEEDBACK>
1065           <ON_CHECK message="xmlrpcrecommended" />
1066         </FEEDBACK>
1067       </PHP_EXTENSION>
1068       <PHP_EXTENSION name="soap" level="optional">
1069         <FEEDBACK>
1070           <ON_CHECK message="soaprecommended" />
1071         </FEEDBACK>
1072       </PHP_EXTENSION>
1073       <PHP_EXTENSION name="ctype" level="required">
1074         <FEEDBACK>
1075           <ON_ERROR message="ctyperequired" />
1076         </FEEDBACK>
1077       </PHP_EXTENSION>
1078       <PHP_EXTENSION name="zip" level="required">
1079         <FEEDBACK>
1080           <ON_ERROR message="ziprequired" />
1081         </FEEDBACK>
1082       </PHP_EXTENSION>
1083       <PHP_EXTENSION name="zlib" level="required">
1084       </PHP_EXTENSION>
1085       <PHP_EXTENSION name="gd" level="required">
1086         <FEEDBACK>
1087           <ON_ERROR message="gdrequired" />
1088         </FEEDBACK>
1089       </PHP_EXTENSION>
1090       <PHP_EXTENSION name="simplexml" level="required">
1091         <FEEDBACK>
1092           <ON_ERROR message="simplexmlrequired" />
1093         </FEEDBACK>
1094       </PHP_EXTENSION>
1095       <PHP_EXTENSION name="spl" level="required">
1096         <FEEDBACK>
1097           <ON_ERROR message="splrequired" />
1098         </FEEDBACK>
1099       </PHP_EXTENSION>
1100       <PHP_EXTENSION name="pcre" level="required">
1101       </PHP_EXTENSION>
1102       <PHP_EXTENSION name="dom" level="required">
1103       </PHP_EXTENSION>
1104       <PHP_EXTENSION name="xml" level="required">
1105       </PHP_EXTENSION>
1106       <PHP_EXTENSION name="intl" level="optional">
1107         <FEEDBACK>
1108           <ON_CHECK message="intlrecommended" />
1109         </FEEDBACK>
1110       </PHP_EXTENSION>
1111       <PHP_EXTENSION name="json" level="required">
1112       </PHP_EXTENSION>
1113       <PHP_EXTENSION name="hash" level="required"/>
1114     </PHP_EXTENSIONS>
1115     <PHP_SETTINGS>
1116       <PHP_SETTING name="memory_limit" value="96M" level="required">
1117         <FEEDBACK>
1118           <ON_ERROR message="settingmemorylimit" />
1119         </FEEDBACK>
1120       </PHP_SETTING>
1121       <PHP_SETTING name="file_uploads" value="1" level="optional">
1122         <FEEDBACK>
1123           <ON_CHECK message="settingfileuploads" />
1124         </FEEDBACK>
1125       </PHP_SETTING>
1126       <PHP_SETTING name="opcache.enable" value="1" level="optional">
1127         <FEEDBACK>
1128           <ON_CHECK message="opcacherecommended" />
1129         </FEEDBACK>
1130       </PHP_SETTING>
1131     </PHP_SETTINGS>
1132     <CUSTOM_CHECKS>
1133       <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
1134         <FEEDBACK>
1135           <ON_ERROR message="quizattemptsupgradedmessage" />
1136         </FEEDBACK>
1137       </CUSTOM_CHECK>
1138       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
1139         <FEEDBACK>
1140           <ON_CHECK message="slashargumentswarning" />
1141         </FEEDBACK>
1142       </CUSTOM_CHECK>
1143       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
1144         <FEEDBACK>
1145           <ON_CHECK message="unsupporteddbtablerowformat" />
1146         </FEEDBACK>
1147       </CUSTOM_CHECK>
1148       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
1149         <FEEDBACK>
1150           <ON_CHECK message="libcurlwarning" />
1151         </FEEDBACK>
1152       </CUSTOM_CHECK>
1153     </CUSTOM_CHECKS>
1154   </MOODLE>
1155   <MOODLE version="2.8" requires="2.2">
1156     <UNICODE level="required">
1157       <FEEDBACK>
1158         <ON_ERROR message="unicoderequired" />
1159       </FEEDBACK>
1160     </UNICODE>
1161     <DATABASE level="required">
1162       <VENDOR name="mariadb" version="5.5.31" />
1163       <VENDOR name="mysql" version="5.5.31" />
1164       <VENDOR name="postgres" version="9.1" />
1165       <VENDOR name="mssql" version="10.0" />
1166       <VENDOR name="oracle" version="10.2" />
1167     </DATABASE>
1168     <PHP version="5.4.4" level="required">
1169       <RESTRICT function="restrict_php_version_7" message="unsupportedphpversion7" />
1170     </PHP>
1171     <PCREUNICODE level="optional">
1172       <FEEDBACK>
1173         <ON_CHECK message="pcreunicodewarning" />
1174       </FEEDBACK>
1175     </PCREUNICODE>
1176     <PHP_EXTENSIONS>
1177       <PHP_EXTENSION name="iconv" level="required">
1178         <FEEDBACK>
1179           <ON_ERROR message="iconvrequired" />
1180         </FEEDBACK>
1181       </PHP_EXTENSION>
1182       <PHP_EXTENSION name="mbstring" level="optional">
1183         <FEEDBACK>
1184           <ON_CHECK message="mbstringrecommended" />
1185         </FEEDBACK>
1186       </PHP_EXTENSION>
1187       <PHP_EXTENSION name="curl" level="required">
1188         <FEEDBACK>
1189           <ON_ERROR message="curlrequired" />
1190         </FEEDBACK>
1191       </PHP_EXTENSION>
1192       <PHP_EXTENSION name="openssl" level="optional">
1193         <FEEDBACK>
1194           <ON_CHECK message="opensslrecommended" />
1195         </FEEDBACK>
1196       </PHP_EXTENSION>
1197       <PHP_EXTENSION name="tokenizer" level="optional">
1198         <FEEDBACK>
1199           <ON_CHECK message="tokenizerrecommended" />
1200         </FEEDBACK>
1201       </PHP_EXTENSION>
1202       <PHP_EXTENSION name="xmlrpc" level="optional">
1203         <FEEDBACK>
1204           <ON_CHECK message="xmlrpcrecommended" />
1205         </FEEDBACK>
1206       </PHP_EXTENSION>
1207       <PHP_EXTENSION name="soap" level="optional">
1208         <FEEDBACK>
1209           <ON_CHECK message="soaprecommended" />
1210         </FEEDBACK>
1211       </PHP_EXTENSION>
1212       <PHP_EXTENSION name="ctype" level="required">
1213         <FEEDBACK>
1214           <ON_ERROR message="ctyperequired" />
1215         </FEEDBACK>
1216       </PHP_EXTENSION>
1217       <PHP_EXTENSION name="zip" level="required">
1218         <FEEDBACK>
1219           <ON_ERROR message="ziprequired" />
1220         </FEEDBACK>
1221       </PHP_EXTENSION>
1222       <PHP_EXTENSION name="zlib" level="required">
1223       </PHP_EXTENSION>
1224       <PHP_EXTENSION name="gd" level="required">
1225         <FEEDBACK>
1226           <ON_ERROR message="gdrequired" />
1227         </FEEDBACK>
1228       </PHP_EXTENSION>
1229       <PHP_EXTENSION name="simplexml" level="required">
1230         <FEEDBACK>
1231           <ON_ERROR message="simplexmlrequired" />
1232         </FEEDBACK>
1233       </PHP_EXTENSION>
1234       <PHP_EXTENSION name="spl" level="required">
1235         <FEEDBACK>
1236           <ON_ERROR message="splrequired" />
1237         </FEEDBACK>
1238       </PHP_EXTENSION>
1239       <PHP_EXTENSION name="pcre" level="required">
1240       </PHP_EXTENSION>
1241       <PHP_EXTENSION name="dom" level="required">
1242       </PHP_EXTENSION>
1243       <PHP_EXTENSION name="xml" level="required">
1244       </PHP_EXTENSION>
1245       <PHP_EXTENSION name="intl" level="optional">
1246         <FEEDBACK>
1247           <ON_CHECK message="intlrecommended" />
1248         </FEEDBACK>
1249       </PHP_EXTENSION>
1250       <PHP_EXTENSION name="json" level="required">
1251       </PHP_EXTENSION>
1252       <PHP_EXTENSION name="hash" level="required"/>
1253     </PHP_EXTENSIONS>
1254     <PHP_SETTINGS>
1255       <PHP_SETTING name="memory_limit" value="96M" level="required">
1256         <FEEDBACK>
1257           <ON_ERROR message="settingmemorylimit" />
1258         </FEEDBACK>
1259       </PHP_SETTING>
1260       <PHP_SETTING name="file_uploads" value="1" level="optional">
1261         <FEEDBACK>
1262           <ON_CHECK message="settingfileuploads" />
1263         </FEEDBACK>
1264       </PHP_SETTING>
1265       <PHP_SETTING name="opcache.enable" value="1" level="optional">
1266         <FEEDBACK>
1267           <ON_CHECK message="opcacherecommended" />
1268         </FEEDBACK>
1269       </PHP_SETTING>
1270     </PHP_SETTINGS>
1271     <CUSTOM_CHECKS>
1272       <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
1273         <FEEDBACK>
1274           <ON_ERROR message="quizattemptsupgradedmessage" />
1275         </FEEDBACK>
1276       </CUSTOM_CHECK>
1277       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
1278         <FEEDBACK>
1279           <ON_CHECK message="slashargumentswarning" />
1280         </FEEDBACK>
1281       </CUSTOM_CHECK>
1282       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
1283         <FEEDBACK>
1284           <ON_CHECK message="unsupporteddbtablerowformat" />
1285         </FEEDBACK>
1286       </CUSTOM_CHECK>
1287     </CUSTOM_CHECKS>
1288   </MOODLE>
1289   <MOODLE version="2.9" requires="2.2">
1290     <UNICODE level="required">
1291       <FEEDBACK>
1292         <ON_ERROR message="unicoderequired" />
1293       </FEEDBACK>
1294     </UNICODE>
1295     <DATABASE level="required">
1296       <VENDOR name="mariadb" version="5.5.31" />
1297       <VENDOR name="mysql" version="5.5.31" />
1298       <VENDOR name="postgres" version="9.1" />
1299       <VENDOR name="mssql" version="10.0" />
1300       <VENDOR name="oracle" version="10.2" />
1301     </DATABASE>
1302     <PHP version="5.4.4" level="required">
1303       <RESTRICT function="restrict_php_version_7" message="unsupportedphpversion7" />
1304     </PHP>
1305     <PCREUNICODE level="optional">
1306       <FEEDBACK>
1307         <ON_CHECK message="pcreunicodewarning" />
1308       </FEEDBACK>
1309     </PCREUNICODE>
1310     <PHP_EXTENSIONS>
1311       <PHP_EXTENSION name="iconv" level="required">
1312         <FEEDBACK>
1313           <ON_ERROR message="iconvrequired" />
1314         </FEEDBACK>
1315       </PHP_EXTENSION>
1316       <PHP_EXTENSION name="mbstring" level="optional">
1317         <FEEDBACK>
1318           <ON_CHECK message="mbstringrecommended" />
1319         </FEEDBACK>
1320       </PHP_EXTENSION>
1321       <PHP_EXTENSION name="curl" level="required">
1322         <FEEDBACK>
1323           <ON_ERROR message="curlrequired" />
1324         </FEEDBACK>
1325       </PHP_EXTENSION>
1326       <PHP_EXTENSION name="openssl" level="optional">
1327         <FEEDBACK>
1328           <ON_CHECK message="opensslrecommended" />
1329         </FEEDBACK>
1330       </PHP_EXTENSION>
1331       <PHP_EXTENSION name="tokenizer" level="optional">
1332         <FEEDBACK>
1333           <ON_CHECK message="tokenizerrecommended" />
1334         </FEEDBACK>
1335       </PHP_EXTENSION>
1336       <PHP_EXTENSION name="xmlrpc" level="optional">
1337         <FEEDBACK>
1338           <ON_CHECK message="xmlrpcrecommended" />
1339         </FEEDBACK>
1340       </PHP_EXTENSION>
1341       <PHP_EXTENSION name="soap" level="optional">
1342         <FEEDBACK>
1343           <ON_CHECK message="soaprecommended" />
1344         </FEEDBACK>
1345       </PHP_EXTENSION>
1346       <PHP_EXTENSION name="ctype" level="required">
1347         <FEEDBACK>
1348           <ON_ERROR message="ctyperequired" />
1349         </FEEDBACK>
1350       </PHP_EXTENSION>
1351       <PHP_EXTENSION name="zip" level="required">
1352         <FEEDBACK>
1353           <ON_ERROR message="ziprequired" />
1354         </FEEDBACK>
1355       </PHP_EXTENSION>
1356       <PHP_EXTENSION name="zlib" level="required">
1357       </PHP_EXTENSION>
1358       <PHP_EXTENSION name="gd" level="required">
1359         <FEEDBACK>
1360           <ON_ERROR message="gdrequired" />
1361         </FEEDBACK>
1362       </PHP_EXTENSION>
1363       <PHP_EXTENSION name="simplexml" level="required">
1364         <FEEDBACK>
1365           <ON_ERROR message="simplexmlrequired" />
1366         </FEEDBACK>
1367       </PHP_EXTENSION>
1368       <PHP_EXTENSION name="spl" level="required">
1369         <FEEDBACK>
1370           <ON_ERROR message="splrequired" />
1371         </FEEDBACK>
1372       </PHP_EXTENSION>
1373       <PHP_EXTENSION name="pcre" level="required">
1374       </PHP_EXTENSION>
1375       <PHP_EXTENSION name="dom" level="required">
1376       </PHP_EXTENSION>
1377       <PHP_EXTENSION name="xml" level="required">
1378       </PHP_EXTENSION>
1379       <PHP_EXTENSION name="intl" level="optional">
1380         <FEEDBACK>
1381           <ON_CHECK message="intlrecommended" />
1382         </FEEDBACK>
1383       </PHP_EXTENSION>
1384       <PHP_EXTENSION name="json" level="required">
1385       </PHP_EXTENSION>
1386       <PHP_EXTENSION name="hash" level="required"/>
1387     </PHP_EXTENSIONS>
1388     <PHP_SETTINGS>
1389       <PHP_SETTING name="memory_limit" value="96M" level="required">
1390         <FEEDBACK>
1391           <ON_ERROR message="settingmemorylimit" />
1392         </FEEDBACK>
1393       </PHP_SETTING>
1394       <PHP_SETTING name="file_uploads" value="1" level="optional">
1395         <FEEDBACK>
1396           <ON_CHECK message="settingfileuploads" />
1397         </FEEDBACK>
1398       </PHP_SETTING>
1399       <PHP_SETTING name="opcache.enable" value="1" level="optional">
1400         <FEEDBACK>
1401           <ON_CHECK message="opcacherecommended" />
1402         </FEEDBACK>
1403       </PHP_SETTING>
1404     </PHP_SETTINGS>
1405     <CUSTOM_CHECKS>
1406       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
1407         <FEEDBACK>
1408           <ON_ERROR message="unsupporteddbstorageengine" />
1409         </FEEDBACK>
1410       </CUSTOM_CHECK>
1411       <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
1412         <FEEDBACK>
1413           <ON_ERROR message="quizattemptsupgradedmessage" />
1414         </FEEDBACK>
1415       </CUSTOM_CHECK>
1416       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
1417         <FEEDBACK>
1418           <ON_CHECK message="slashargumentswarning" />
1419         </FEEDBACK>
1420       </CUSTOM_CHECK>
1421       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
1422         <FEEDBACK>
1423           <ON_CHECK message="unsupporteddbtablerowformat" />
1424         </FEEDBACK>
1425       </CUSTOM_CHECK>
1426       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
1427         <FEEDBACK>
1428           <ON_CHECK message="libcurlwarning" />
1429         </FEEDBACK>
1430       </CUSTOM_CHECK>
1431     </CUSTOM_CHECKS>
1432   </MOODLE>
1433   <MOODLE version="3.0" requires="2.2">
1434     <UNICODE level="required">
1435       <FEEDBACK>
1436         <ON_ERROR message="unicoderequired" />
1437       </FEEDBACK>
1438     </UNICODE>
1439     <DATABASE level="required">
1440       <VENDOR name="mariadb" version="5.5.31" />
1441       <VENDOR name="mysql" version="5.5.31" />
1442       <VENDOR name="postgres" version="9.1" />
1443       <VENDOR name="mssql" version="10.0" />
1444       <VENDOR name="oracle" version="10.2" />
1445     </DATABASE>
1446     <PHP version="5.4.4" level="required">
1447       <RESTRICT function="restrict_php_version_71" message="unsupportedphpversion71" />
1448     </PHP>
1449     <PCREUNICODE level="optional">
1450       <FEEDBACK>
1451         <ON_CHECK message="pcreunicodewarning" />
1452       </FEEDBACK>
1453     </PCREUNICODE>
1454     <PHP_EXTENSIONS>
1455       <PHP_EXTENSION name="iconv" level="required">
1456         <FEEDBACK>
1457           <ON_ERROR message="iconvrequired" />
1458         </FEEDBACK>
1459       </PHP_EXTENSION>
1460       <PHP_EXTENSION name="mbstring" level="optional">
1461         <FEEDBACK>
1462           <ON_CHECK message="mbstringrecommended" />
1463         </FEEDBACK>
1464       </PHP_EXTENSION>
1465       <PHP_EXTENSION name="curl" level="required">
1466         <FEEDBACK>
1467           <ON_ERROR message="curlrequired" />
1468         </FEEDBACK>
1469       </PHP_EXTENSION>
1470       <PHP_EXTENSION name="openssl" level="optional">
1471         <FEEDBACK>
1472           <ON_CHECK message="opensslrecommended" />
1473         </FEEDBACK>
1474       </PHP_EXTENSION>
1475       <PHP_EXTENSION name="tokenizer" level="optional">
1476         <FEEDBACK>
1477           <ON_CHECK message="tokenizerrecommended" />
1478         </FEEDBACK>
1479       </PHP_EXTENSION>
1480       <PHP_EXTENSION name="xmlrpc" level="optional">
1481         <FEEDBACK>
1482           <ON_CHECK message="xmlrpcrecommended" />
1483         </FEEDBACK>
1484       </PHP_EXTENSION>
1485       <PHP_EXTENSION name="soap" level="optional">
1486         <FEEDBACK>
1487           <ON_CHECK message="soaprecommended" />
1488         </FEEDBACK>
1489       </PHP_EXTENSION>
1490       <PHP_EXTENSION name="ctype" level="required">
1491         <FEEDBACK>
1492           <ON_ERROR message="ctyperequired" />
1493         </FEEDBACK>
1494       </PHP_EXTENSION>
1495       <PHP_EXTENSION name="zip" level="required">
1496         <FEEDBACK>
1497           <ON_ERROR message="ziprequired" />
1498         </FEEDBACK>
1499       </PHP_EXTENSION>
1500       <PHP_EXTENSION name="zlib" level="required">
1501       </PHP_EXTENSION>
1502       <PHP_EXTENSION name="gd" level="required">
1503         <FEEDBACK>
1504           <ON_ERROR message="gdrequired" />
1505         </FEEDBACK>
1506       </PHP_EXTENSION>
1507       <PHP_EXTENSION name="simplexml" level="required">
1508         <FEEDBACK>
1509           <ON_ERROR message="simplexmlrequired" />
1510         </FEEDBACK>
1511       </PHP_EXTENSION>
1512       <PHP_EXTENSION name="spl" level="required">
1513         <FEEDBACK>
1514           <ON_ERROR message="splrequired" />
1515         </FEEDBACK>
1516       </PHP_EXTENSION>
1517       <PHP_EXTENSION name="pcre" level="required">
1518       </PHP_EXTENSION>
1519       <PHP_EXTENSION name="dom" level="required">
1520       </PHP_EXTENSION>
1521       <PHP_EXTENSION name="xml" level="required">
1522       </PHP_EXTENSION>
1523       <PHP_EXTENSION name="intl" level="optional">
1524         <FEEDBACK>
1525           <ON_CHECK message="intlrecommended" />
1526         </FEEDBACK>
1527       </PHP_EXTENSION>
1528       <PHP_EXTENSION name="json" level="required">
1529       </PHP_EXTENSION>
1530       <PHP_EXTENSION name="hash" level="required"/>
1531     </PHP_EXTENSIONS>
1532     <PHP_SETTINGS>
1533       <PHP_SETTING name="memory_limit" value="96M" level="required">
1534         <FEEDBACK>
1535           <ON_ERROR message="settingmemorylimit" />
1536         </FEEDBACK>
1537       </PHP_SETTING>
1538       <PHP_SETTING name="file_uploads" value="1" level="optional">
1539         <FEEDBACK>
1540           <ON_CHECK message="settingfileuploads" />
1541         </FEEDBACK>
1542       </PHP_SETTING>
1543       <PHP_SETTING name="opcache.enable" value="1" level="optional">
1544         <FEEDBACK>
1545           <ON_CHECK message="opcacherecommended" />
1546         </FEEDBACK>
1547       </PHP_SETTING>
1548     </PHP_SETTINGS>
1549     <CUSTOM_CHECKS>
1550       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
1551         <FEEDBACK>
1552           <ON_ERROR message="unsupporteddbstorageengine" />
1553         </FEEDBACK>
1554       </CUSTOM_CHECK>
1555       <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
1556         <FEEDBACK>
1557           <ON_ERROR message="quizattemptsupgradedmessage" />
1558         </FEEDBACK>
1559       </CUSTOM_CHECK>
1560       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
1561         <FEEDBACK>
1562           <ON_CHECK message="slashargumentswarning" />
1563         </FEEDBACK>
1564       </CUSTOM_CHECK>
1565       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
1566         <FEEDBACK>
1567           <ON_CHECK message="unsupporteddbtablerowformat" />
1568         </FEEDBACK>
1569       </CUSTOM_CHECK>
1570       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
1571         <FEEDBACK>
1572           <ON_CHECK message="libcurlwarning" />
1573         </FEEDBACK>
1574       </CUSTOM_CHECK>
1575     </CUSTOM_CHECKS>
1576   </MOODLE>
1577   <MOODLE version="3.1" requires="2.7">
1578     <UNICODE level="required">
1579       <FEEDBACK>
1580         <ON_ERROR message="unicoderequired" />
1581       </FEEDBACK>
1582     </UNICODE>
1583     <DATABASE level="required">
1584       <VENDOR name="mariadb" version="5.5.31" />
1585       <VENDOR name="mysql" version="5.5.31" />
1586       <VENDOR name="postgres" version="9.1" />
1587       <VENDOR name="mssql" version="10.0" />
1588       <VENDOR name="oracle" version="10.2" />
1589     </DATABASE>
1590     <PHP version="5.4.4" level="required">
1591       <RESTRICT function="restrict_php_version_71" message="unsupportedphpversion71" />
1592     </PHP>
1593     <PCREUNICODE level="optional">
1594       <FEEDBACK>
1595         <ON_CHECK message="pcreunicodewarning" />
1596       </FEEDBACK>
1597     </PCREUNICODE>
1598     <PHP_EXTENSIONS>
1599       <PHP_EXTENSION name="iconv" level="required">
1600         <FEEDBACK>
1601           <ON_ERROR message="iconvrequired" />
1602         </FEEDBACK>
1603       </PHP_EXTENSION>
1604       <PHP_EXTENSION name="mbstring" level="optional">
1605         <FEEDBACK>
1606           <ON_CHECK message="mbstringrecommended" />
1607         </FEEDBACK>
1608       </PHP_EXTENSION>
1609       <PHP_EXTENSION name="curl" level="required">
1610         <FEEDBACK>
1611           <ON_ERROR message="curlrequired" />
1612         </FEEDBACK>
1613       </PHP_EXTENSION>
1614       <PHP_EXTENSION name="openssl" level="optional">
1615         <FEEDBACK>
1616           <ON_CHECK message="opensslrecommended" />
1617         </FEEDBACK>
1618       </PHP_EXTENSION>
1619       <PHP_EXTENSION name="tokenizer" level="optional">
1620         <FEEDBACK>
1621           <ON_CHECK message="tokenizerrecommended" />
1622         </FEEDBACK>
1623       </PHP_EXTENSION>
1624       <PHP_EXTENSION name="xmlrpc" level="optional">
1625         <FEEDBACK>
1626           <ON_CHECK message="xmlrpcrecommended" />
1627         </FEEDBACK>
1628       </PHP_EXTENSION>
1629       <PHP_EXTENSION name="soap" level="optional">
1630         <FEEDBACK>
1631           <ON_CHECK message="soaprecommended" />
1632         </FEEDBACK>
1633       </PHP_EXTENSION>
1634       <PHP_EXTENSION name="ctype" level="required">
1635         <FEEDBACK>
1636           <ON_ERROR message="ctyperequired" />
1637         </FEEDBACK>
1638       </PHP_EXTENSION>
1639       <PHP_EXTENSION name="zip" level="required">
1640         <FEEDBACK>
1641           <ON_ERROR message="ziprequired" />
1642         </FEEDBACK>
1643       </PHP_EXTENSION>
1644       <PHP_EXTENSION name="zlib" level="required">
1645       </PHP_EXTENSION>
1646       <PHP_EXTENSION name="gd" level="required">
1647         <FEEDBACK>
1648           <ON_ERROR message="gdrequired" />
1649         </FEEDBACK>
1650       </PHP_EXTENSION>
1651       <PHP_EXTENSION name="simplexml" level="required">
1652         <FEEDBACK>
1653           <ON_ERROR message="simplexmlrequired" />
1654         </FEEDBACK>
1655       </PHP_EXTENSION>
1656       <PHP_EXTENSION name="spl" level="required">
1657         <FEEDBACK>
1658           <ON_ERROR message="splrequired" />
1659         </FEEDBACK>
1660       </PHP_EXTENSION>
1661       <PHP_EXTENSION name="pcre" level="required">
1662       </PHP_EXTENSION>
1663       <PHP_EXTENSION name="dom" level="required">
1664       </PHP_EXTENSION>
1665       <PHP_EXTENSION name="xml" level="required">
1666       </PHP_EXTENSION>
1667       <PHP_EXTENSION name="xmlreader" level="required">
1668       </PHP_EXTENSION>
1669       <PHP_EXTENSION name="intl" level="optional">
1670         <FEEDBACK>
1671           <ON_CHECK message="intlrecommended" />
1672         </FEEDBACK>
1673       </PHP_EXTENSION>
1674       <PHP_EXTENSION name="json" level="required">
1675       </PHP_EXTENSION>
1676       <PHP_EXTENSION name="hash" level="required"/>
1677     </PHP_EXTENSIONS>
1678     <PHP_SETTINGS>
1679       <PHP_SETTING name="memory_limit" value="96M" level="required">
1680         <FEEDBACK>
1681           <ON_ERROR message="settingmemorylimit" />
1682         </FEEDBACK>
1683       </PHP_SETTING>
1684       <PHP_SETTING name="file_uploads" value="1" level="optional">
1685         <FEEDBACK>
1686           <ON_CHECK message="settingfileuploads" />
1687         </FEEDBACK>
1688       </PHP_SETTING>
1689       <PHP_SETTING name="opcache.enable" value="1" level="optional">
1690         <FEEDBACK>
1691           <ON_CHECK message="opcacherecommended" />
1692         </FEEDBACK>
1693       </PHP_SETTING>
1694     </PHP_SETTINGS>
1695     <CUSTOM_CHECKS>
1696       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
1697         <FEEDBACK>
1698           <ON_ERROR message="unsupporteddbstorageengine" />
1699         </FEEDBACK>
1700       </CUSTOM_CHECK>
1701       <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
1702         <FEEDBACK>
1703           <ON_ERROR message="quizattemptsupgradedmessage" />
1704         </FEEDBACK>
1705       </CUSTOM_CHECK>
1706       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
1707         <FEEDBACK>
1708           <ON_CHECK message="slashargumentswarning" />
1709         </FEEDBACK>
1710       </CUSTOM_CHECK>
1711       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
1712         <FEEDBACK>
1713           <ON_CHECK message="unsupporteddbtablerowformat" />
1714         </FEEDBACK>
1715       </CUSTOM_CHECK>
1716       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
1717         <FEEDBACK>
1718           <ON_CHECK message="unoconvwarning" />
1719         </FEEDBACK>
1720       </CUSTOM_CHECK>
1721       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
1722         <FEEDBACK>
1723           <ON_CHECK message="libcurlwarning" />
1724         </FEEDBACK>
1725       </CUSTOM_CHECK>
1726       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
1727         <FEEDBACK>
1728           <ON_ERROR message="unsupporteddbfileformat" />
1729         </FEEDBACK>
1730       </CUSTOM_CHECK>
1731       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
1732         <FEEDBACK>
1733           <ON_ERROR message="unsupporteddbfilepertable" />
1734         </FEEDBACK>
1735       </CUSTOM_CHECK>
1736       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
1737         <FEEDBACK>
1738           <ON_ERROR message="unsupporteddblargeprefix" />
1739         </FEEDBACK>
1740       </CUSTOM_CHECK>
1741     </CUSTOM_CHECKS>
1742   </MOODLE>
1743   <MOODLE version="3.2" requires="2.7">
1744     <UNICODE level="required">
1745       <FEEDBACK>
1746         <ON_ERROR message="unicoderequired" />
1747       </FEEDBACK>
1748     </UNICODE>
1749     <DATABASE level="required">
1750       <VENDOR name="mariadb" version="5.5.31" />
1751       <VENDOR name="mysql" version="5.5.31" />
1752       <VENDOR name="postgres" version="9.1" />
1753       <VENDOR name="mssql" version="10.0" />
1754       <VENDOR name="oracle" version="10.2" />
1755     </DATABASE>
1756     <PHP version="5.6.5" level="required">
1757       <RESTRICT function="restrict_php_version_72" message="unsupportedphpversion72" />
1758     </PHP>
1759     <PCREUNICODE level="optional">
1760       <FEEDBACK>
1761         <ON_CHECK message="pcreunicodewarning" />
1762       </FEEDBACK>
1763     </PCREUNICODE>
1764     <PHP_EXTENSIONS>
1765       <PHP_EXTENSION name="iconv" level="required">
1766         <FEEDBACK>
1767           <ON_ERROR message="iconvrequired" />
1768         </FEEDBACK>
1769       </PHP_EXTENSION>
1770       <PHP_EXTENSION name="mbstring" level="optional">
1771         <FEEDBACK>
1772           <ON_CHECK message="mbstringrecommended" />
1773         </FEEDBACK>
1774       </PHP_EXTENSION>
1775       <PHP_EXTENSION name="curl" level="required">
1776         <FEEDBACK>
1777           <ON_ERROR message="curlrequired" />
1778         </FEEDBACK>
1779       </PHP_EXTENSION>
1780       <PHP_EXTENSION name="openssl" level="optional">
1781         <FEEDBACK>
1782           <ON_CHECK message="opensslrecommended" />
1783         </FEEDBACK>
1784       </PHP_EXTENSION>
1785       <PHP_EXTENSION name="tokenizer" level="optional">
1786         <FEEDBACK>
1787           <ON_CHECK message="tokenizerrecommended" />
1788         </FEEDBACK>
1789       </PHP_EXTENSION>
1790       <PHP_EXTENSION name="xmlrpc" level="optional">
1791         <FEEDBACK>
1792           <ON_CHECK message="xmlrpcrecommended" />
1793         </FEEDBACK>
1794       </PHP_EXTENSION>
1795       <PHP_EXTENSION name="soap" level="optional">
1796         <FEEDBACK>
1797           <ON_CHECK message="soaprecommended" />
1798         </FEEDBACK>
1799       </PHP_EXTENSION>
1800       <PHP_EXTENSION name="ctype" level="required">
1801         <FEEDBACK>
1802           <ON_ERROR message="ctyperequired" />
1803         </FEEDBACK>
1804       </PHP_EXTENSION>
1805       <PHP_EXTENSION name="zip" level="required">
1806         <FEEDBACK>
1807           <ON_ERROR message="ziprequired" />
1808         </FEEDBACK>
1809       </PHP_EXTENSION>
1810       <PHP_EXTENSION name="zlib" level="required">
1811       </PHP_EXTENSION>
1812       <PHP_EXTENSION name="gd" level="required">
1813         <FEEDBACK>
1814           <ON_ERROR message="gdrequired" />
1815         </FEEDBACK>
1816       </PHP_EXTENSION>
1817       <PHP_EXTENSION name="simplexml" level="required">
1818         <FEEDBACK>
1819           <ON_ERROR message="simplexmlrequired" />
1820         </FEEDBACK>
1821       </PHP_EXTENSION>
1822       <PHP_EXTENSION name="spl" level="required">
1823         <FEEDBACK>
1824           <ON_ERROR message="splrequired" />
1825         </FEEDBACK>
1826       </PHP_EXTENSION>
1827       <PHP_EXTENSION name="pcre" level="required">
1828       </PHP_EXTENSION>
1829       <PHP_EXTENSION name="dom" level="required">
1830       </PHP_EXTENSION>
1831       <PHP_EXTENSION name="xml" level="required">
1832       </PHP_EXTENSION>
1833       <PHP_EXTENSION name="xmlreader" level="required">
1834       </PHP_EXTENSION>
1835       <PHP_EXTENSION name="intl" level="optional">
1836         <FEEDBACK>
1837           <ON_CHECK message="intlrecommended" />
1838         </FEEDBACK>
1839       </PHP_EXTENSION>
1840       <PHP_EXTENSION name="json" level="required">
1841       </PHP_EXTENSION>
1842       <PHP_EXTENSION name="hash" level="required"/>
1843     </PHP_EXTENSIONS>
1844     <PHP_SETTINGS>
1845       <PHP_SETTING name="memory_limit" value="96M" level="required">
1846         <FEEDBACK>
1847           <ON_ERROR message="settingmemorylimit" />
1848         </FEEDBACK>
1849       </PHP_SETTING>
1850       <PHP_SETTING name="file_uploads" value="1" level="optional">
1851         <FEEDBACK>
1852           <ON_CHECK message="settingfileuploads" />
1853         </FEEDBACK>
1854       </PHP_SETTING>
1855       <PHP_SETTING name="opcache.enable" value="1" level="optional">
1856         <FEEDBACK>
1857           <ON_CHECK message="opcacherecommended" />
1858         </FEEDBACK>
1859       </PHP_SETTING>
1860     </PHP_SETTINGS>
1861     <CUSTOM_CHECKS>
1862       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
1863         <FEEDBACK>
1864           <ON_ERROR message="unsupporteddbstorageengine" />
1865         </FEEDBACK>
1866       </CUSTOM_CHECK>
1867       <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
1868         <FEEDBACK>
1869           <ON_ERROR message="quizattemptsupgradedmessage" />
1870         </FEEDBACK>
1871       </CUSTOM_CHECK>
1872       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
1873         <FEEDBACK>
1874           <ON_CHECK message="slashargumentswarning" />
1875         </FEEDBACK>
1876       </CUSTOM_CHECK>
1877       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
1878         <FEEDBACK>
1879           <ON_CHECK message="unsupporteddbtablerowformat" />
1880         </FEEDBACK>
1881       </CUSTOM_CHECK>
1882       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
1883         <FEEDBACK>
1884           <ON_CHECK message="unoconvwarning" />
1885         </FEEDBACK>
1886       </CUSTOM_CHECK>
1887       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
1888         <FEEDBACK>
1889           <ON_CHECK message="libcurlwarning" />
1890         </FEEDBACK>
1891       </CUSTOM_CHECK>
1892       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
1893         <FEEDBACK>
1894           <ON_ERROR message="unsupporteddbfileformat" />
1895         </FEEDBACK>
1896       </CUSTOM_CHECK>
1897       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
1898         <FEEDBACK>
1899           <ON_ERROR message="unsupporteddbfilepertable" />
1900         </FEEDBACK>
1901       </CUSTOM_CHECK>
1902       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
1903         <FEEDBACK>
1904           <ON_ERROR message="unsupporteddblargeprefix" />
1905         </FEEDBACK>
1906       </CUSTOM_CHECK>
1907     </CUSTOM_CHECKS>
1908   </MOODLE>
1909   <MOODLE version="3.3" requires="2.7">
1910     <UNICODE level="required">
1911       <FEEDBACK>
1912         <ON_ERROR message="unicoderequired" />
1913       </FEEDBACK>
1914     </UNICODE>
1915     <DATABASE level="required">
1916       <VENDOR name="mariadb" version="5.5.31" />
1917       <VENDOR name="mysql" version="5.5.31" />
1918       <VENDOR name="postgres" version="9.3" />
1919       <VENDOR name="mssql" version="10.0" />
1920       <VENDOR name="oracle" version="10.2" />
1921     </DATABASE>
1922     <PHP version="5.6.5" level="required">
1923       <RESTRICT function="restrict_php_version_72" message="unsupportedphpversion72" />
1924     </PHP>
1925     <PCREUNICODE level="optional">
1926       <FEEDBACK>
1927         <ON_CHECK message="pcreunicodewarning" />
1928       </FEEDBACK>
1929     </PCREUNICODE>
1930     <PHP_EXTENSIONS>
1931       <PHP_EXTENSION name="iconv" level="required">
1932         <FEEDBACK>
1933           <ON_ERROR message="iconvrequired" />
1934         </FEEDBACK>
1935       </PHP_EXTENSION>
1936       <PHP_EXTENSION name="mbstring" level="optional">
1937         <FEEDBACK>
1938           <ON_CHECK message="mbstringrecommended" />
1939         </FEEDBACK>
1940       </PHP_EXTENSION>
1941       <PHP_EXTENSION name="curl" level="required">
1942         <FEEDBACK>
1943           <ON_ERROR message="curlrequired" />
1944         </FEEDBACK>
1945       </PHP_EXTENSION>
1946       <PHP_EXTENSION name="openssl" level="required">
1947         <FEEDBACK>
1948           <ON_ERROR message="opensslrequired" />
1949         </FEEDBACK>
1950       </PHP_EXTENSION>
1951       <PHP_EXTENSION name="tokenizer" level="optional">
1952         <FEEDBACK>
1953           <ON_CHECK message="tokenizerrecommended" />
1954         </FEEDBACK>
1955       </PHP_EXTENSION>
1956       <PHP_EXTENSION name="xmlrpc" level="optional">
1957         <FEEDBACK>
1958           <ON_CHECK message="xmlrpcrecommended" />
1959         </FEEDBACK>
1960       </PHP_EXTENSION>
1961       <PHP_EXTENSION name="soap" level="optional">
1962         <FEEDBACK>
1963           <ON_CHECK message="soaprecommended" />
1964         </FEEDBACK>
1965       </PHP_EXTENSION>
1966       <PHP_EXTENSION name="ctype" level="required">
1967         <FEEDBACK>
1968           <ON_ERROR message="ctyperequired" />
1969         </FEEDBACK>
1970       </PHP_EXTENSION>
1971       <PHP_EXTENSION name="zip" level="required">
1972         <FEEDBACK>
1973           <ON_ERROR message="ziprequired" />
1974         </FEEDBACK>
1975       </PHP_EXTENSION>
1976       <PHP_EXTENSION name="zlib" level="required">
1977       </PHP_EXTENSION>
1978       <PHP_EXTENSION name="gd" level="required">
1979         <FEEDBACK>
1980           <ON_ERROR message="gdrequired" />
1981         </FEEDBACK>
1982       </PHP_EXTENSION>
1983       <PHP_EXTENSION name="simplexml" level="required">
1984         <FEEDBACK>
1985           <ON_ERROR message="simplexmlrequired" />
1986         </FEEDBACK>
1987       </PHP_EXTENSION>
1988       <PHP_EXTENSION name="spl" level="required">
1989         <FEEDBACK>
1990           <ON_ERROR message="splrequired" />
1991         </FEEDBACK>
1992       </PHP_EXTENSION>
1993       <PHP_EXTENSION name="pcre" level="required">
1994       </PHP_EXTENSION>
1995       <PHP_EXTENSION name="dom" level="required">
1996       </PHP_EXTENSION>
1997       <PHP_EXTENSION name="xml" level="required">
1998       </PHP_EXTENSION>
1999       <PHP_EXTENSION name="xmlreader" level="required">
2000       </PHP_EXTENSION>
2001       <PHP_EXTENSION name="intl" level="optional">
2002         <FEEDBACK>
2003           <ON_CHECK message="intlrecommended" />
2004         </FEEDBACK>
2005       </PHP_EXTENSION>
2006       <PHP_EXTENSION name="json" level="required">
2007       </PHP_EXTENSION>
2008       <PHP_EXTENSION name="hash" level="required"/>
2009       <PHP_EXTENSION name="fileinfo" level="required"/>
2010     </PHP_EXTENSIONS>
2011     <PHP_SETTINGS>
2012       <PHP_SETTING name="memory_limit" value="96M" level="required">
2013         <FEEDBACK>
2014           <ON_ERROR message="settingmemorylimit" />
2015         </FEEDBACK>
2016       </PHP_SETTING>
2017       <PHP_SETTING name="file_uploads" value="1" level="optional">
2018         <FEEDBACK>
2019           <ON_CHECK message="settingfileuploads" />
2020         </FEEDBACK>
2021       </PHP_SETTING>
2022       <PHP_SETTING name="opcache.enable" value="1" level="optional">
2023         <FEEDBACK>
2024           <ON_CHECK message="opcacherecommended" />
2025         </FEEDBACK>
2026       </PHP_SETTING>
2027     </PHP_SETTINGS>
2028     <CUSTOM_CHECKS>
2029       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
2030         <FEEDBACK>
2031           <ON_ERROR message="unsupporteddbstorageengine" />
2032         </FEEDBACK>
2033       </CUSTOM_CHECK>
2034       <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
2035         <FEEDBACK>
2036           <ON_ERROR message="quizattemptsupgradedmessage" />
2037         </FEEDBACK>
2038       </CUSTOM_CHECK>
2039       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
2040         <FEEDBACK>
2041           <ON_CHECK message="slashargumentswarning" />
2042         </FEEDBACK>
2043       </CUSTOM_CHECK>
2044       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
2045         <FEEDBACK>
2046           <ON_CHECK message="unsupporteddbtablerowformat" />
2047         </FEEDBACK>
2048       </CUSTOM_CHECK>
2049       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
2050         <FEEDBACK>
2051           <ON_CHECK message="unoconvwarning" />
2052         </FEEDBACK>
2053       </CUSTOM_CHECK>
2054       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
2055         <FEEDBACK>
2056           <ON_CHECK message="libcurlwarning" />
2057         </FEEDBACK>
2058       </CUSTOM_CHECK>
2059       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
2060         <FEEDBACK>
2061           <ON_ERROR message="unsupporteddbfileformat" />
2062         </FEEDBACK>
2063       </CUSTOM_CHECK>
2064       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
2065         <FEEDBACK>
2066           <ON_ERROR message="unsupporteddbfilepertable" />
2067         </FEEDBACK>
2068       </CUSTOM_CHECK>
2069       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
2070         <FEEDBACK>
2071           <ON_ERROR message="unsupporteddblargeprefix" />
2072         </FEEDBACK>
2073       </CUSTOM_CHECK>
2074       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_is_https" level="optional">
2075         <FEEDBACK>
2076           <ON_CHECK message="ishttpswarning" />
2077         </FEEDBACK>
2078       </CUSTOM_CHECK>
2079       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_incomplete_unicode_support" level="optional">
2080         <FEEDBACK>
2081           <ON_CHECK message="incompleteunicodesupport" />
2082         </FEEDBACK>
2083       </CUSTOM_CHECK>
2084     </CUSTOM_CHECKS>
2085   </MOODLE>
2086   <MOODLE version="3.4" requires="3.0">
2087     <UNICODE level="required">
2088       <FEEDBACK>
2089         <ON_ERROR message="unicoderequired" />
2090       </FEEDBACK>
2091     </UNICODE>
2092     <DATABASE level="required">
2093       <VENDOR name="mariadb" version="5.5.31" />
2094       <VENDOR name="mysql" version="5.5.31" />
2095       <VENDOR name="postgres" version="9.3" />
2096       <VENDOR name="mssql" version="10.0" />
2097       <VENDOR name="oracle" version="10.2" />
2098     </DATABASE>
2099     <PHP version="7.0.0" level="required">
2100     </PHP>
2101     <PCREUNICODE level="optional">
2102       <FEEDBACK>
2103         <ON_CHECK message="pcreunicodewarning" />
2104       </FEEDBACK>
2105     </PCREUNICODE>
2106     <PHP_EXTENSIONS>
2107       <PHP_EXTENSION name="iconv" level="required">
2108         <FEEDBACK>
2109           <ON_ERROR message="iconvrequired" />
2110         </FEEDBACK>
2111       </PHP_EXTENSION>
2112       <PHP_EXTENSION name="mbstring" level="optional">
2113         <FEEDBACK>
2114           <ON_CHECK message="mbstringrecommended" />
2115         </FEEDBACK>
2116       </PHP_EXTENSION>
2117       <PHP_EXTENSION name="curl" level="required">
2118         <FEEDBACK>
2119           <ON_ERROR message="curlrequired" />
2120         </FEEDBACK>
2121       </PHP_EXTENSION>
2122       <PHP_EXTENSION name="openssl" level="required">
2123         <FEEDBACK>
2124           <ON_ERROR message="opensslrequired" />
2125         </FEEDBACK>
2126       </PHP_EXTENSION>
2127       <PHP_EXTENSION name="tokenizer" level="optional">
2128         <FEEDBACK>
2129           <ON_CHECK message="tokenizerrecommended" />
2130         </FEEDBACK>
2131       </PHP_EXTENSION>
2132       <PHP_EXTENSION name="xmlrpc" level="optional">
2133         <FEEDBACK>
2134           <ON_CHECK message="xmlrpcrecommended" />
2135         </FEEDBACK>
2136       </PHP_EXTENSION>
2137       <PHP_EXTENSION name="soap" level="optional">
2138         <FEEDBACK>
2139           <ON_CHECK message="soaprecommended" />
2140         </FEEDBACK>
2141       </PHP_EXTENSION>
2142       <PHP_EXTENSION name="ctype" level="required">
2143         <FEEDBACK>
2144           <ON_ERROR message="ctyperequired" />
2145         </FEEDBACK>
2146       </PHP_EXTENSION>
2147       <PHP_EXTENSION name="zip" level="required">
2148         <FEEDBACK>
2149           <ON_ERROR message="ziprequired" />
2150         </FEEDBACK>
2151       </PHP_EXTENSION>
2152       <PHP_EXTENSION name="zlib" level="required">
2153       </PHP_EXTENSION>
2154       <PHP_EXTENSION name="gd" level="required">
2155         <FEEDBACK>
2156           <ON_ERROR message="gdrequired" />
2157         </FEEDBACK>
2158       </PHP_EXTENSION>
2159       <PHP_EXTENSION name="simplexml" level="required">
2160         <FEEDBACK>
2161           <ON_ERROR message="simplexmlrequired" />
2162         </FEEDBACK>
2163       </PHP_EXTENSION>
2164       <PHP_EXTENSION name="spl" level="required">
2165         <FEEDBACK>
2166           <ON_ERROR message="splrequired" />
2167         </FEEDBACK>
2168       </PHP_EXTENSION>
2169       <PHP_EXTENSION name="pcre" level="required">
2170       </PHP_EXTENSION>
2171       <PHP_EXTENSION name="dom" level="required">
2172       </PHP_EXTENSION>
2173       <PHP_EXTENSION name="xml" level="required">
2174       </PHP_EXTENSION>
2175       <PHP_EXTENSION name="xmlreader" level="required">
2176       </PHP_EXTENSION>
2177       <PHP_EXTENSION name="intl" level="required">
2178         <FEEDBACK>
2179           <ON_ERROR message="intlrequired" />
2180         </FEEDBACK>
2181       </PHP_EXTENSION>
2182       <PHP_EXTENSION name="json" level="required">
2183       </PHP_EXTENSION>
2184       <PHP_EXTENSION name="hash" level="required"/>
2185       <PHP_EXTENSION name="fileinfo" level="required"/>
2186     </PHP_EXTENSIONS>
2187     <PHP_SETTINGS>
2188       <PHP_SETTING name="memory_limit" value="96M" level="required">
2189         <FEEDBACK>
2190           <ON_ERROR message="settingmemorylimit" />
2191         </FEEDBACK>
2192       </PHP_SETTING>
2193       <PHP_SETTING name="file_uploads" value="1" level="optional">
2194         <FEEDBACK>
2195           <ON_CHECK message="settingfileuploads" />
2196         </FEEDBACK>
2197       </PHP_SETTING>
2198       <PHP_SETTING name="opcache.enable" value="1" level="optional">
2199         <FEEDBACK>
2200           <ON_CHECK message="opcacherecommended" />
2201         </FEEDBACK>
2202       </PHP_SETTING>
2203     </PHP_SETTINGS>
2204     <CUSTOM_CHECKS>
2205       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
2206         <FEEDBACK>
2207           <ON_ERROR message="unsupporteddbstorageengine" />
2208         </FEEDBACK>
2209       </CUSTOM_CHECK>
2210       <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
2211         <FEEDBACK>
2212           <ON_ERROR message="quizattemptsupgradedmessage" />
2213         </FEEDBACK>
2214       </CUSTOM_CHECK>
2215       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
2216         <FEEDBACK>
2217           <ON_CHECK message="slashargumentswarning" />
2218         </FEEDBACK>
2219       </CUSTOM_CHECK>
2220       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
2221         <FEEDBACK>
2222           <ON_CHECK message="unsupporteddbtablerowformat" />
2223         </FEEDBACK>
2224       </CUSTOM_CHECK>
2225       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
2226         <FEEDBACK>
2227           <ON_CHECK message="unoconvwarning" />
2228         </FEEDBACK>
2229       </CUSTOM_CHECK>
2230       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
2231         <FEEDBACK>
2232           <ON_CHECK message="libcurlwarning" />
2233         </FEEDBACK>
2234       </CUSTOM_CHECK>
2235       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
2236         <FEEDBACK>
2237           <ON_ERROR message="unsupporteddbfileformat" />
2238         </FEEDBACK>
2239       </CUSTOM_CHECK>
2240       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
2241         <FEEDBACK>
2242           <ON_ERROR message="unsupporteddbfilepertable" />
2243         </FEEDBACK>
2244       </CUSTOM_CHECK>
2245       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
2246         <FEEDBACK>
2247           <ON_ERROR message="unsupporteddblargeprefix" />
2248         </FEEDBACK>
2249       </CUSTOM_CHECK>
2250       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_is_https" level="optional">
2251         <FEEDBACK>
2252           <ON_CHECK message="ishttpswarning" />
2253         </FEEDBACK>
2254       </CUSTOM_CHECK>
2255       <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_incomplete_unicode_support" level="optional">
2256         <FEEDBACK>
2257           <ON_CHECK message="incompleteunicodesupport" />
2258         </FEEDBACK>
2259       </CUSTOM_CHECK>
2260     </CUSTOM_CHECKS>
2261   </MOODLE>
2262 </COMPATIBILITY_MATRIX>