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backport (sh002i): better defaults for problem library settings.
1 #!perl 2 ################################################################################ 3 # WeBWorK Online Homework Delivery System 4 # Copyright © 2000-2006 The WeBWorK Project, http://openwebwork.sf.net/ 5 # $CVSHeader: webwork2/conf/global.conf.dist,v 1.176 2006/09/07 17:03:51 sh002i Exp $ 6 # 7 # This program is free software; you can redistribute it and/or modify it under 8 # the terms of either: (a) the GNU General Public License as published by the 9 # Free Software Foundation; either version 2, or (at your option) any later 10 # version, or (b) the "Artistic License" which comes with this package. 11 # 12 # This program is distributed in the hope that it will be useful, but WITHOUT 13 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 14 # FOR A PARTICULAR PURPOSE. See either the GNU General Public License or the 15 # Artistic License for more details. 16 ################################################################################ 17 18 # This file is used to set up the default WeBWorK course environment for all 19 # requests. Values may be overwritten by the course.conf for a specific course. 20 # All package variables set in this file are added to the course environment. 21 # If you wish to set a variable here but omit it from the course environment, 22 # use the "my" keyword. The $webwork_dir variable is set in the WeBWorK Apache 23 # configuration file (webwork.apache-config) and is available for use here. In 24 # addition, the $courseName variable holds the name of the current course. 25 26 ################################################################################ 27 # Seed variables 28 ################################################################################ 29 30 # Set these variables to correspond to your configuration and preferences. You 31 # will need to restart the webserver to reset the variables in this section. 32 33 # URL of WeBWorK handler. 34 $webwork_url = "/webwork2"; 35 36 # Root directory of PG. 37 $pg_dir = "/opt/webwork/pg"; 38 39 # URL and path to htdocs directory. 40 $webwork_htdocs_url = "/webwork2_files"; 41 $webwork_htdocs_dir = "$webwork_dir/htdocs"; 42 43 # URL and path to courses directory. 44 $webwork_courses_url = "/webwork2_course_files"; 45 $webwork_courses_dir = "/opt/webwork/courses"; 46 47 ################################################################################ 48 # Paths to external programs 49 ################################################################################ 50 51 # system utilties 52 $externalPrograms{mkdir} = "/bin/mkdir"; 53 $externalPrograms{mv} = "/bin/mv"; 54 $externalPrograms{mysql} = "/usr/bin/mysql"; 55 $externalPrograms{tar} = "/usr/bin/tar"; 56 57 # equation rendering/hardcopy utiltiies 58 $externalPrograms{latex} = "/usr/bin/latex"; 59 $externalPrograms{pdflatex} = "/usr/bin/pdflatex --shell-escape"; # --shell-escape allows pdflatex to handle .eps files 60 $externalPrograms{dvipng} = "/usr/bin/dvipng"; 61 $externalPrograms{tth} = "/usr/bin/tth"; 62 63 # NetPBM - basic image manipulation utilities 64 # most sites only need to configure $netpbm_prefix. 65 my $netpbm_prefix = "/usr/bin"; 66 $externalPrograms{giftopnm} = "$netpbm_prefix/giftopnm"; 67 $externalPrograms{ppmtopgm} = "$netpbm_prefix/ppmtopgm"; 68 $externalPrograms{pnmtops} = "$netpbm_prefix/pnmtops"; 69 $externalPrograms{pnmtopng} = "$netpbm_prefix/pnmtopng"; 70 $externalPrograms{pngtopnm} = "$netpbm_prefix/pngtopnm"; 71 72 # url checker 73 $externalPrograms{checkurl} = "/usr/local/bin/lwp-request -mHEAD "; # or "/usr/local/bin/w3c -head " 74 75 # image conversions utiltiies 76 # the source file is given on stdin, and the output expected on stdout. 77 # 78 # Note on conversions pipelines: 79 # we used to use `pnmdepth 1' instead of ppmtopgm as it creates a 80 # monochrome image (1 bit) rather than a greyscale image (8 bits). 81 # However, this was causing improper display of some sort in PDFs. 82 $externalPrograms{gif2eps} = "$externalPrograms{giftopnm} | $externalPrograms{ppmtopgm} | $externalPrograms{pnmtops} -noturn 2>/dev/null"; 83 $externalPrograms{png2eps} = "$externalPrograms{pngtopnm} | $externalPrograms{ppmtopgm} | $externalPrograms{pnmtops} -noturn 2>/dev/null"; 84 $externalPrograms{gif2png} = "$externalPrograms{giftopnm} | $externalPrograms{pnmtopng}"; 85 86 ################################################################################ 87 # Mail settings 88 ################################################################################ 89 90 # Mail sent by the PG system and the mail merge and feedback modules will be 91 # sent via this SMTP server. 92 $mail{smtpServer} = 'mail.yourschool.edu'; 93 94 # When connecting to the above server, WeBWorK will send this address in the 95 # MAIL FROM command. This has nothing to do with the "From" address on the mail 96 # message. It can really be anything, but some mail servers require it contain 97 # a valid mail domain, or at least be well-formed. 98 $mail{smtpSender} = 'webwork@yourserver.yourschool.edu'; 99 100 # AllowedRecipients defines addresses that the PG system is allowed to send mail 101 # to. this prevents subtle PG exploits. This should be set in course.conf to the 102 # addresses of professors of each course. Sending mail from the PG system (i.e. 103 # questionaires, essay questions) will fail if this is not set somewhere (either 104 # here or in course.conf). 105 $mail{allowedRecipients} = [ 106 #'prof1@yourserver.yourdomain.edu', 107 #'prof2@yourserver.yourdomain.edu', 108 ]; 109 110 # By default, feeback is sent to all users who have permission to 111 # receive_feedback. If this list is non-empty, feedback is also sent to the 112 # addresses specified here. 113 # 114 # * If you want to disable feedback altogether, leave this empty and set 115 # submit_feeback => $nobody in %permissionLevels below. This will cause the 116 # feedback button to go away as well. 117 # 118 # * If you want to send email ONLY to addresses in this list, set 119 # receive_feedback => $nobody in %permissionLevels below. 120 # 121 # It's often useful to set this in the course.conf to change the behavior of 122 # feedback for a specific course. 123 # 124 # Items in this list may be bare addresses, or RFC822 mailboxes, like: 125 # 'Joe User <joe.user@example.com>' 126 # The advantage of this form is that the resulting email will include the name 127 # of the recipient in the "To" field of the email. 128 # 129 $mail{feedbackRecipients} = [ 130 #'prof1@yourserver.yourdomain.edu', 131 #'prof2@yourserver.yourdomain.edu', 132 ]; 133 134 # Feedback subject line -- the following escape sequences are recognized: 135 # 136 # %c = course ID 137 # %u = user ID 138 # %s = set ID 139 # %p = problem ID 140 # %x = section 141 # %r = recitation 142 # %% = literal percent sign 143 # 144 $mail{feedbackSubjectFormat} = "[WWfeedback] course:%c user:%u set:%s prob:%p sec:%x rec:%r"; 145 146 # feedbackVerbosity: 147 # 0: send only the feedback comment and context link 148 # 1: as in 0, plus user, set, problem, and PG data 149 # 2: as in 1, plus the problem environment (debugging data) 150 $mail{feedbackVerbosity} = 1; 151 152 # Defines the size of the Mail Merge editor window 153 # FIXME: should this be here? it's UI, not mail 154 # FIXME: replace this with the auto-size method that TWiki uses 155 $mail{editor_window_rows} = 15; 156 $mail{editor_window_columns} = 100; 157 158 ################################################################################ 159 # System-wide locations (directories and URLs) 160 ################################################################################ 161 162 # The root directory, set by webwork_root variable in Apache configuration. 163 $webworkDirs{root} = "$webwork_dir"; 164 165 # Location of system-wide data files. 166 $webworkDirs{DATA} = "$webworkDirs{root}/DATA"; 167 168 # Used for temporary storage of uploaded files. 169 $webworkDirs{uploadCache} = "$webworkDirs{DATA}/uploads"; 170 171 # Location of utility programs. 172 $webworkDirs{bin} = "$webworkDirs{root}/bin"; 173 174 # Location of configuration files, templates, snippets, etc. 175 $webworkDirs{conf} = "$webworkDirs{root}/conf"; 176 177 # Location of theme templates. 178 $webworkDirs{templates} = "$webworkDirs{conf}/templates"; 179 180 # Location of course directories. 181 $webworkDirs{courses} = "$webwork_courses_dir" || "$webworkDirs{root}/courses"; 182 183 # Contains log files. 184 $webworkDirs{logs} = "$webworkDirs{root}/logs"; 185 186 # Contains non-web-accessible temporary files, such as TeX working directories. 187 $webworkDirs{tmp} = "$webworkDirs{root}/tmp"; 188 189 # The (absolute) destinations of symbolic links that are OK for the FileManager to follow. 190 # (any subdirectory of these is a valid target for a symbolic link.) 191 # For example: 192 # $webworkDirs{valid_symlinks} = ["$webworkDirs{courses}/modelCourse/templates","/ww2/common/sets"]; 193 $webworkDirs{valid_symlinks} = []; 194 195 ##### The following locations are web-accessible. 196 197 # The root URL (usually /webwork2), set by <Location> in Apache configuration. 198 $webworkURLs{root} = "$webwork_url"; 199 200 # Location of system-wide web-accessible files, such as equation images, and 201 # help files. 202 $webworkDirs{htdocs} = "$webwork_htdocs_dir" || "$webworkDirs{root}/htdocs"; 203 $webworkURLs{htdocs} = "$webwork_htdocs_url"; 204 205 # Location of web-accessible temporary files, such as equation images. 206 $webworkDirs{htdocs_temp} = "$webworkDirs{htdocs}/tmp"; 207 $webworkURLs{htdocs_temp} = "$webworkURLs{htdocs}/tmp"; 208 209 # Location of cached equation images. 210 $webworkDirs{equationCache} = "$webworkDirs{htdocs_temp}/equations"; 211 $webworkURLs{equationCache} = "$webworkURLs{htdocs_temp}/equations"; 212 213 # Contains context-sensitive help files. 214 $webworkDirs{local_help} = "$webworkDirs{htdocs}/helpFiles"; 215 $webworkURLs{local_help} = "$webworkURLs{htdocs}/helpFiles"; 216 217 # URL of general WeBWorK documentation. 218 $webworkURLs{docs} = "http://webhost.math.rochester.edu/webworkdocs/docs"; 219 220 # URL of WeBWorK Bugzilla database. 221 $webworkURLs{bugReporter} = "http://bugs.webwork.rochester.edu/"; 222 223 # Location of CSS 224 $webworkURLs{stylesheet} = "$webworkURLs{htdocs}/css/ur.css"; 225 226 # Location of jsMath script, used for the jsMath display mode. 227 $webworkURLs{jsMath} = "$webworkURLs{htdocs}/jsMath/jsMath-ww.js"; 228 229 # Location of ASCIIMathML script, used for the asciimath display mode. 230 $webworkURLs{asciimath} = "$webworkURLs{htdocs}/ASCIIMathML/ASCIIMathML.js"; 231 232 # Location of LaTeXMathML script, used for the LaTeXMathML display mode. 233 $webworkURLs{LaTeXMathML} = "$webworkURLs{htdocs}/LaTeXMathML/LaTeXMathML.js"; 234 235 ################################################################################ 236 # Defaults for course-specific locations (directories and URLs) 237 ################################################################################ 238 239 # The root directory of the current course. (The ID of the current course is 240 # available in $courseName.) 241 $courseDirs{root} = "$webworkDirs{courses}/$courseName"; 242 243 # Location of course-specific data files. 244 $courseDirs{DATA} = "$courseDirs{root}/DATA"; 245 246 # Location of course HTML files, passed to PG. 247 $courseDirs{html} = "$courseDirs{root}/html"; 248 $courseURLs{html} = "$webwork_courses_url/$courseName"; 249 250 # Location of course image files, passed to PG. 251 $courseDirs{html_images} = "$courseDirs{html}/images"; 252 253 # Location of web-accessible, course-specific temporary files, like static and 254 # dynamically-generated PG graphics. 255 $courseDirs{html_temp} = "$courseDirs{html}/tmp"; 256 $courseURLs{html_temp} = "$courseURLs{html}/tmp"; 257 258 # Location of course-specific logs, like the transaction log. 259 $courseDirs{logs} = "$courseDirs{root}/logs"; 260 261 # Location of scoring files. 262 $courseDirs{scoring} = "$courseDirs{root}/scoring"; 263 264 # Location of PG templates and set definition files. 265 $courseDirs{templates} = "$courseDirs{root}/templates"; 266 267 # Location of course-specific macro files. 268 $courseDirs{macros} = "$courseDirs{templates}/macros"; 269 270 # Location of mail-merge templates. 271 $courseDirs{email} = "$courseDirs{templates}/email"; 272 273 # Location of temporary editing files. 274 $courseDirs{tmpEditFileDir} = "$courseDirs{templates}/tmpEdit"; 275 276 ################################################################################ 277 # System-wide files 278 ################################################################################ 279 280 # Location of this file. 281 $webworkFiles{environment} = "$webworkDirs{conf}/global.conf"; 282 283 # Flat-file database used to protect against MD5 hash collisions. TeX equations 284 # are hashed to determine the name of the image file. There is a tiny chance of 285 # a collision between two TeX strings. This file allows for that. However, this 286 # is slow, so most people chose not to worry about it. Set this to "" if you 287 # don't want to use the equation cache file. 288 $webworkFiles{equationCacheDB} = ""; # "$webworkDirs{DATA}/equationcache"; 289 290 ##### Hardcopy snippets are used in constructing a TeX file for hardcopy output. 291 ##### They should contain TeX code unless otherwise noted. 292 293 # The preamble is the first thing in the TeX file. 294 $webworkFiles{hardcopySnippets}{preamble} = "$webworkDirs{conf}/snippets/hardcopyPreamble.tex"; 295 296 # The setHeader preceeds each set. It is a PG file. 297 $webworkFiles{hardcopySnippets}{setHeader} = "$webworkDirs{conf}/snippets/setHeader.pg"; # hardcopySetHeader.pg", 298 299 # The problem divider goes between problems. 300 $webworkFiles{hardcopySnippets}{problemDivider} = "$webworkDirs{conf}/snippets/hardcopyProblemDivider.tex"; 301 302 # The set footer goes after each set. Is is a PG file. 303 $webworkFiles{hardcopySnippets}{setFooter} = "$webworkDirs{conf}/snippets/hardcopySetFooter.pg"; 304 305 # The set divider goes between sets (in multiset output). 306 $webworkFiles{hardcopySnippets}{setDivider} = "$webworkDirs{conf}/snippets/hardcopySetDivider.tex"; 307 308 # The user divider does between users (in multiuser output). 309 $webworkFiles{hardcopySnippets}{userDivider} = "$webworkDirs{conf}/snippets/hardcopyUserDivider.tex"; 310 311 # The postabmle is the last thing in the TeX file. 312 $webworkFiles{hardcopySnippets}{postamble} = "$webworkDirs{conf}/snippets/hardcopyPostamble.tex"; 313 314 ##### Screen snippets are used when displaying problem sets on the screen. 315 316 # The set header is displayed on the problem set page. It is a PG file. 317 $webworkFiles{screenSnippets}{setHeader} = "$webworkDirs{conf}/snippets/setHeader.pg"; # screenSetHeader.pg" 318 319 # A PG template for creation of new problems. 320 $webworkFiles{screenSnippets}{blankProblem} = "$webworkDirs{conf}/snippets/blankProblem.pg"; # screenSetHeader.pg" 321 322 # A site info "message of the day" file 323 $webworkFiles{site_info} = "$webworkDirs{htdocs}/site_info.txt"; 324 325 ################################################################################ 326 # Course-specific files 327 ################################################################################ 328 329 # The course configuration file. 330 $courseFiles{environment} = "$courseDirs{root}/course.conf"; 331 332 # The course simple configuration file (holds web-based configuratoin). 333 $courseFiles{simpleConfig} = "$courseDirs{root}/simple.conf"; 334 335 # File contents are displayed after login, on the problem sets page. Path given 336 # here is relative to the templates directory. 337 $courseFiles{course_info} = "course_info.txt"; 338 339 # File contents are displayed on the login page. Path given here is relative to 340 # the templates directory. 341 $courseFiles{login_info} = "login_info.txt"; 342 343 # Additional library buttons can be added to the Library Browser (SetMaker.pm) 344 # by adding the libraries you want to the following line. For each key=>value 345 # in the list, if a directory (or link to a directory) with name 'key' appears 346 # in the templates directory, then a button with name 'value' will be placed at 347 # the top of the problem browser. (No button will appear if there is no 348 # directory or link with the given name in the templates directory.) For 349 # example, 350 # 351 # $courseFiles{problibs} = {rochester => "Rochester", asu => "ASU"}; 352 # 353 # would add two buttons, one for the Rochester library and one for the ASU 354 # library, provided templates/rochester and templates/asu exists either as 355 # subdirectories or links to other directories. 356 # 357 $courseFiles{problibs} = { 358 # rochesterLibrary => "Rochester", 359 # asuLibrary => "Arizona State", 360 # dcdsLibrary => "Detroit CDS", 361 # dartmouthLibrary => "Dartmouth", 362 # indianaLibrary => "Indiana", 363 # osuLibrary => "Ohio State", 364 # capaLibrary => "CAPA", 365 }; 366 367 ################################################################################ 368 # Database options 369 ################################################################################ 370 371 # these variables are used by database.conf. we define them here so that editing 372 # database.conf isn't necessary. 373 $database_dsn = "dbi:mysql:webwork"; 374 $database_username = "webworkWrite"; 375 $database_password = ""; 376 $database_debug = 0; 377 378 # Variables for sql_moodle database layout. 379 $moodle_dsn = "dbi:mysql:moodle"; 380 $moodle_table_prefix = "mdl_"; 381 $moodle_username = $database_username; 382 $moodle_password = $database_password; 383 384 # Several database are defined in the file conf/database.conf and stored in the 385 # hash %dbLayouts. 386 include "conf/database.conf"; 387 388 # Select the default database layout. This can be overridden in the course.conf 389 # file of a particular course. The only database layout supported in WW 2.1.4 390 # and up is "sql_single". 391 $dbLayoutName = "sql_single"; 392 393 # This sets the symbol "dbLayout" as an alias for the selected database layout. 394 *dbLayout = $dbLayouts{$dbLayoutName}; 395 396 ################################################################################ 397 # Problem library options 398 ################################################################################ 399 400 # For configuration instructions, see: 401 # http://devel.webwork.rochester.edu/twiki/bin/view/Webwork/DatabaseProblemLibrary 402 403 # The directory containing the problem library files. Set to "" if no problem 404 # library is installed. 405 $problemLibrary{root} = ""; 406 407 # Problem Library version 408 # Version 1 is in use. Version 2 will be released soon. 409 $problemLibrary{version} = "2"; 410 411 # The name of the SQL database containing problem metadata 412 $problemLibrary{sourceSQL} = "ProblemLibrary"; 413 414 # The user name to use when connecting to the problem library database 415 $problemLibrary{userSQL} = $database_username; 416 417 # The password to use when connecting to the problem library database 418 $problemLibrary{passwordSQL} = $database_password; 419 420 ################################################################################ 421 # Logs 422 ################################################################################ 423 424 # FIXME: take logs out of %webworkFiles/%courseFiles and give them their own 425 # top-level hash. 426 427 # Logs data about how long it takes to process problems. (Do not confuse this 428 # with the /other/ timing log which can be set by WeBWorK::Timing and is used 429 # for benchmarking system performance in general. At some point, this timing 430 # mechanism will be deprecated in favor of the WeBWorK::Timing mechanism.) 431 $webworkFiles{logs}{timing} = "$webworkDirs{logs}/timing.log"; 432 433 # Logs courses created via the web-based Course Administration module. 434 $webworkFiles{logs}{hosted_courses} = "$webworkDirs{logs}/hosted_courses.log"; 435 436 # The transaction log contains data from each recorded answer submission. This 437 # is useful if the database becomes corrupted. 438 $webworkFiles{logs}{transaction} = "$courseDirs{logs}/transaction.log"; 439 440 # The answer log stores a history of all users' submitted answers. 441 $courseFiles{logs}{answer_log} = "$courseDirs{logs}/answer_log"; 442 443 # Log logins. 444 $courseFiles{logs}{login_log} = "$courseDirs{logs}/login.log"; 445 446 # Log for almost every click. By default it is the empty string, which 447 # turns this log off. If you want it turned on, we suggest 448 # "$courseDirs{logs}/activity.log" 449 # When turned on, this log can get quite large. 450 $courseFiles{logs}{activity_log} = ''; 451 452 ################################################################################ 453 # Site defaults (FIXME: what other things could be "site defaults"?) 454 ################################################################################ 455 456 # Set the default timezone of courses on this server. To get a list of valid 457 # timezones, run: 458 # 459 # perl -MDateTime::TimeZone -e 'print join "\n", DateTime::TimeZone::all_names' 460 # 461 # To get a list of valid timezone "links" (deprecated names), run: 462 # 463 # perl -MDateTime::TimeZone -e 'print join "\n", DateTime::TimeZone::links' 464 # 465 # If left blank, the system timezone will be used. This is usually what you 466 # want. You might want to set this if your server is NOT in the same timezone as 467 # your school. If just a few courses are in a different timezone, set this in 468 # course.conf for the affected courses instead. 469 # 470 $siteDefaults{timezone} = ""; 471 472 # The default_templates_course is used by default to create a new course. 473 # The contents of the templates directory are copied from this course 474 # to the new course being created. 475 $siteDefaults{default_templates_course} ="modelCourse"; 476 477 ################################################################################ 478 # Theme 479 ################################################################################ 480 481 $defaultTheme = "math"; 482 $defaultThemeTemplate = "system"; 483 484 ################################################################################ 485 # Authentication system 486 ################################################################################ 487 488 # FIXME This mechanism is a little awkward and probably should be merged with 489 # the dblayout selection system somehow. 490 491 # Select the authentication module to use for normal logins. 492 # 493 # If this value is a string, the given authentication module will be used 494 # regardless of the database layout. If it is a hash, the database layout name 495 # will be looked up in the hash and the resulting value will be used as the 496 # authentication module. The special hash key "*" is used if no entry for the 497 # current database layout is found. 498 # 499 $authen{user_module} = { 500 sql_moodle => "WeBWorK::Authen::Moodle", 501 "*" => "WeBWorK::Authen", 502 }; 503 504 # Select the authentication module to use for proctor logins. 505 # 506 # A string or a hash is accepted, as above. 507 # 508 $authen{proctor_module} = "WeBWorK::Authen::Proctor"; 509 510 ################################################################################ 511 # Authorization system 512 ################################################################################ 513 514 # this section lets you define which groups of users can perform which actions. 515 516 # this hash maps a numeric permission level to the name of a role. the number 517 # assigned to a role is significant -- roles with higher numbers are considered 518 # "more privileged", and are included when that role is listed for a privilege 519 # below. 520 # 521 %userRoles = ( 522 guest => -5, 523 student => 0, 524 proctor => 2, 525 ta => 5, 526 professor => 10, 527 ); 528 529 # this hash maps operations to the roles that are allowed to perform those 530 # operations. the role listed and any role with a higher permission level (in 531 # the %userRoles hash) will be allowed to perform the operation. If the role 532 # is undefined, no users will be allowed to perform the operation. 533 # 534 %permissionLevels = ( 535 login => "guest", 536 report_bugs => "student", 537 submit_feedback => "student", 538 change_password => "student", 539 change_email_address => "student", 540 541 proctor_quiz => "proctor", 542 view_proctored_tests => "ta", 543 544 view_multiple_sets => "ta", 545 view_unopened_sets => "ta", 546 view_unpublished_sets => "ta", 547 view_answers => "ta", 548 549 become_student => "professor", 550 access_instructor_tools => "ta", 551 score_sets => "professor", 552 send_mail => "professor", 553 receive_feedback => "ta", 554 555 create_and_delete_problem_sets => "professor", 556 assign_problem_sets => "professor", 557 modify_problem_sets => "professor", 558 modify_student_data => "professor", 559 modify_classlist_files => "professor", 560 modify_set_def_files => "professor", 561 modify_scoring_files => "professor", 562 modify_problem_template_files => "professor", 563 manage_course_files => "professor", 564 565 create_and_delete_courses => "professor", 566 fix_course_databases => "professor", 567 568 ##### Behavior of the interactive problem processor ##### 569 570 show_correct_answers_before_answer_date => "ta", 571 show_solutions_before_answer_date => "ta", 572 avoid_recording_answers => "ta", 573 # Below this level, old answers are never initially shown 574 can_show_old_answers_by_default => "student", 575 # at this level, we look at showOldAnswers for default value 576 # even after the due date 577 can_always_use_show_old_answers_default => "professor", 578 check_answers_before_open_date => "ta", 579 check_answers_after_open_date_with_attempts => "ta", 580 check_answers_after_open_date_without_attempts => "guest", 581 check_answers_after_due_date => "guest", 582 check_answers_after_answer_date => "guest", 583 record_answers_when_acting_as_student => undef, 584 # "record_answers_when_acting_as_student" takes precedence 585 # over the following for professors acting as students: 586 record_answers_before_open_date => undef, 587 record_answers_after_open_date_with_attempts => "student", 588 record_answers_after_open_date_without_attempts => undef, 589 record_answers_after_due_date => undef, 590 record_answers_after_answer_date => undef, 591 dont_log_past_answers => "professor", 592 # does the user get to see a dump of the problem? 593 view_problem_debugging_info => "ta", 594 595 ##### Behavior of the Hardcopy Processor ##### 596 597 download_hardcopy_multiuser => "ta", 598 download_hardcopy_multiset => "ta", 599 download_hardcopy_format_pdf => "guest", 600 download_hardcopy_format_tex => "ta", 601 ); 602 603 # This is the default permission level given to new students and students with 604 # invalid or missing permission levels. 605 $default_permission_level = $userRoles{student}; 606 607 ################################################################################ 608 # Status system 609 ################################################################################ 610 611 # This is the default status given to new students and students with invalid 612 # or missing statuses. 613 $default_status = "Enrolled"; 614 615 # The first abbreviation in the abbreviations list is the canonical 616 # abbreviation, and will be used when setting the status value in a user record 617 # or an exported classlist file. 618 # 619 # Results are undefined if more than one status has the same abbreviation. 620 # 621 # The four behaviors that are controlled by status are: 622 # allow_course_access => is this user allowed to log in? 623 # include_in_assignment => is this user included when assigning as set to "all" users? 624 # include_in_stats => is this user included in statistical reports? 625 # include_in_email => is this user included in emails sent to the class? 626 # include_in_scoring => is this user included in score reports? 627 628 %statuses = ( 629 Enrolled => { 630 abbrevs => [qw/ C c current enrolled /], 631 behaviors => [qw/ allow_course_access include_in_assignment include_in_stats 632 include_in_email include_in_scoring /], 633 }, 634 Audit => { 635 abbrevs => [qw/ A a audit /], 636 behaviors => [qw/ allow_course_access include_in_assignment include_in_stats 637 include_in_email /], 638 }, 639 Drop => { 640 abbrevs => [qw/ D d drop withdraw /], 641 behaviors => [qw/ /], 642 }, 643 ); 644 645 ################################################################################ 646 # Session options 647 ################################################################################ 648 649 # $sessionKeyTimeout defines seconds of inactivity before a key expires 650 $sessionKeyTimeout = 60*30; 651 652 # $sessionKeyLength defines the length (in characters) of the session key 653 $sessionKeyLength = 32; 654 655 # @sessionKeyChars lists the legal session key characters 656 @sessionKeyChars = ('A'..'Z', 'a'..'z', '0'..'9'); 657 658 # Practice users are users who's names start with $practiceUser 659 # (you can comment this out to remove practice user support) 660 $practiceUserPrefix = "practice"; 661 662 # There is a practice user who can be logged in multiple times. He's 663 # commented out by default, though, so you don't hurt yourself. It is 664 # kindof a backdoor to the practice user system, since he doesn't have a 665 # password. Come to think of it, why do we even have this?! 666 #$debugPracticeUser = "practice666"; 667 668 # Option for gateway tests; $gatewayGracePeriod is the time in seconds 669 # after the official due date during which we'll still grade the test 670 $gatewayGracePeriod = 120; 671 672 ################################################################################ 673 # PG subsystem options 674 ################################################################################ 675 676 # List of enabled display modes. Comment out any modes you don't wish to make 677 # available for use. 678 $pg{displayModes} = [ 679 "plainText", # display raw TeX for math expressions 680 "formattedText", # format math expressions using TtH 681 "images", # display math expressions as images generated by dvipng 682 "jsMath", # render TeX math expressions on the client side using jsMath 683 "asciimath", # render TeX math expressions on the client side using ASCIIMathML 684 "LaTeXMathML", # render TeX math expressions on the client side using LaTeXMathML 685 ]; 686 687 #### Default settings for the PG translator 688 689 # Default display mode. Should be listed above. 690 $pg{options}{displayMode} = "images"; 691 692 # The default grader to use, if a problem doesn't specify. 693 $pg{options}{grader} = "avg_problem_grader"; 694 695 # Fill in answer blanks with the student's last answer by default? 696 $pg{options}{showOldAnswers} = 1; 697 698 # Show correct answers (when allowed) by default? 699 $pg{options}{showCorrectAnswers} = 0; 700 701 # Show hints (when allowed) by default? 702 $pg{options}{showHints} = 0; 703 704 # Show solutions (when allowed) by default? 705 $pg{options}{showSolutions} = 0; 706 707 # Catch translation warnings internally by default? (We no longer need to do 708 # this, since there is a global warnings handler. So this should be off.) 709 $pg{options}{catchWarnings} = 0; 710 711 ##### Currently-selected renderer 712 713 # Only the local renderer is supported in this version. 714 $pg{renderer} = "WeBWorK::PG::Local"; 715 716 # The remote renderer connects to an XML-RPC PG rendering server. 717 #$pg{renderer} = "WeBWorK::PG::Remote"; 718 719 ##### Renderer-dependent options 720 721 # The remote renderer has one option: 722 $pg{renderers}{"WeBWorK::PG::Remote"} = { 723 # The "proxy" server to connect to for remote rendering. 724 proxy => "http://localhost:21000/RenderD", 725 }; 726 727 ##### Settings for various display modes 728 729 # "images" mode has several settings: 730 $pg{displayModeOptions}{images} = { 731 # Determines the method used to align images in output. Can be 732 # "baseline", "absmiddle", or "mysql". 733 dvipng_align => 'mysql', 734 735 # If mysql is chosen, this information indicates which database contains the 736 # 'depths' table. Since 2.3.0, the depths table is kept in the main webwork 737 # database. (If you are upgrading from an earlier version of webwork, and 738 # used the mysql method in the past, you should move your existing 'depths' 739 # table to the main database.) 740 dvipng_depth_db => { 741 dbsource => $database_dsn, 742 user => $database_username, 743 passwd => $database_password, 744 }, 745 }; 746 747 $pg{displayModeOptions}{jsMath} = { 748 reportMissingFonts => 0, # set to 1 to allow the missing font message 749 missingFontMessage => undef, # set to an HTML string to replace the missing font message 750 noImageFonts => 0, # set to 1 if you didn't install the jsMath image fonts 751 processDoubleClicks => 1, # set to 0 to disable double-click on math to get TeX source 752 }; 753 754 ##### Directories used by PG 755 756 # The root of the PG directory tree (from pg_root in Apache config). 757 $pg{directories}{root} = "$pg_dir"; 758 $pg{directories}{lib} = "$pg{directories}{root}/lib"; 759 $pg{directories}{macros} = "$pg{directories}{root}/macros"; 760 761 # 762 # The macro file search path. Each directory in this list is seached 763 # (in this order) by loadMacros() when it looks for a .pl file. 764 # 765 $pg{directories}{macrosPath} = [ 766 ".", # search the problem file's directory 767 $courseDirs{macros}, 768 $pg{directories}{macros}, 769 ]; 770 771 # The applet search path. If a full URL is given, it is used unmodified. If an 772 # absolute path is given, the URL of the local server is prepended to it. 773 # 774 # For example, if an item is "/math/applets", 775 # and the local server is "https://math.yourschool.edu", 776 # then the URL "https://math.yourschool.edu/math/applets" will be used. 777 # 778 $pg{directories}{appletPath} = [ # paths to search for applets (requires full url) 779 "$webworkURLs{htdocs}/applets", 780 "$courseURLs{html}/applets", 781 ]; 782 783 ##### "Special" PG environment variables. (Stuff that doesn't fit in anywhere else.) 784 785 # Users for whom to print the file name of the PG file being processed. 786 $pg{specialPGEnvironmentVars}{PRINT_FILE_NAMES_FOR} = [ "professor", ]; 787 788 # Locations of CAPA resources. (Only necessary if you need to use converted CAPA 789 # problems.) 790 $pg{specialPGEnvironmentVars}{CAPA_Tools} = "$courseDirs{macros}/CAPA_Tools/", 791 $pg{specialPGEnvironmentVars}{CAPA_MCTools} = "$courseDirs{macros}/CAPA_MCTools/", 792 $pg{specialPGEnvironmentVars}{CAPA_GraphicsDirectory} = "$courseDirs{html}/CAPA_Graphics/", 793 $pg{specialPGEnvironmentVars}{CAPA_Graphics_URL} = "$courseURLs{html}/CAPA_Graphics/", 794 795 # Size in pixels of dynamically-generated images, i.e. graphs. 796 $pg{specialPGEnvironmentVars}{onTheFlyImageSize} = 400, 797 798 # To disable the Parser-based versions of num_cmp and fun_cmp, and use the 799 # original versions instead, set this value to 1. 800 $pg{specialPGEnvironmentVars}{useOldAnswerMacros} = 0; 801 802 # Strings to insert at the start and end of the body of a problem 803 # (at beginproblem() and ENDDOCUMENT) in various modes. More display modes 804 # can be added if different behaviours are desired (e.g., HTML_dpng, 805 # HTML_asciimath, etc.). These parts are not used in the Library browser. 806 807 $pg{specialPGEnvironmentVars}{problemPreamble} = { TeX => '', HTML=> '' }; 808 $pg{specialPGEnvironmentVars}{problemPostamble} = { TeX => '', HTML=>'' }; 809 810 # To have the problem body indented and boxed, uncomment: 811 812 # $pg{specialPGEnvironmentVars}{problemPreamble}{HTML} = '<BLOCKQUOTE> 813 # <TABLE BORDER=1 CELLSPACING=1 CELLPADDING=15 BGCOLOR=#E8E8E8><TR><TD>'; 814 # $pg{specialPGEnvironmentVars}{problemPostamble}{HTML} = '</TD></TR></TABLE> 815 # </BLOCKQUOTE>'; 816 817 ##### PG modules to load 818 819 # The first item of each list is the module to load. The remaining items are 820 # additional packages to import. 821 822 ${pg}{modules} = [ 823 [qw(DynaLoader)], 824 [qw(Exporter)], 825 [qw(GD)], 826 827 [qw(AlgParser AlgParserWithImplicitExpand Expr ExprWithImplicitExpand utf8)], 828 [qw(AnswerHash AnswerEvaluator)], 829 [qw(WWPlot)], # required by Circle (and others) 830 [qw(Circle)], 831 [qw(Complex)], 832 [qw(Complex1)], 833 [qw(Distributions)], 834 [qw(Fraction)], 835 [qw(Fun)], 836 [qw(Hermite)], 837 [qw(Label)], 838 [qw(List)], 839 [qw(Match)], 840 [qw(MatrixReal1)], # required by Matrix 841 [qw(Matrix)], 842 [qw(Multiple)], 843 [qw(PGrandom)], 844 [qw(Regression)], 845 [qw(Select)], 846 [qw(Units)], 847 [qw(VectorField)], 848 [qw(Parser Value)], 849 [qw(Parser::Legacy)], 850 ]; 851 852 ##### Answer evaluatior defaults 853 854 $pg{ansEvalDefaults} = { 855 functAbsTolDefault => .001, 856 functLLimitDefault => .0000001, 857 functMaxConstantOfIntegration => 1E8, 858 functNumOfPoints => 3, 859 functRelPercentTolDefault => .1, 860 functULimitDefault => .9999999, 861 functVarDefault => "x", 862 functZeroLevelDefault => 1E-14, 863 functZeroLevelTolDefault => 1E-12, 864 numAbsTolDefault => .001, 865 numFormatDefault => "", 866 numRelPercentTolDefault => .1, 867 numZeroLevelDefault => 1E-14, 868 numZeroLevelTolDefault => 1E-12, 869 useBaseTenLog => 0, 870 defaultDisplayMatrixStyle => "[s]", 871 }; 872 873 ################################################################################ 874 # Compatibility 875 ################################################################################ 876 877 # Define the old names for the various "root" variables. 878 $webworkRoot = $webworkDirs{root}; 879 $webworkURLRoot = $webworkURLs{root}; 880 $pgRoot = $pg{directories}{root};
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