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1 #!perl 2 ################################################################################ 3 # WeBWorK Online Homework Delivery System 4 # Copyright © 2000-2007 The WeBWorK Project, http://openwebwork.sf.net/ 5 # $CVSHeader$ 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. If WeBWorK is to be on the web server root, use "". Note 34 # that using "" may not work so we suggest sticking with "/webwork2". 35 $webwork_url = "/webwork2"; 36 37 # Root directory of PG. 38 $pg_dir = "/opt/webwork/pg"; 39 40 # URL and path to htdocs directory. 41 $webwork_htdocs_url = "/webwork2_files"; 42 $webwork_htdocs_dir = "$webwork_dir/htdocs"; 43 44 # URL and path to courses directory. 45 $webwork_courses_url = "/webwork2_course_files"; 46 $webwork_courses_dir = "/opt/webwork/courses"; #(a typical place to put the course directory 47 48 ################################################################################ 49 # Paths to external programs 50 ################################################################################ 51 52 # system utilities 53 $externalPrograms{mv} = "/bin/mv"; 54 $externalPrograms{cp} = "/bin/cp"; 55 $externalPrograms{rm} = "/bin/rm"; 56 $externalPrograms{mkdir} = "/bin/mkdir"; 57 $externalPrograms{tar} = "/bin/tar"; 58 $externalPrograms{gzip} = "/bin/gzip"; 59 60 # equation rendering/hardcopy utiltiies 61 $externalPrograms{latex} = "/usr/bin/latex"; 62 $externalPrograms{pdflatex} = "/usr/bin/pdflatex --shell-escape"; 63 $externalPrograms{dvipng} = "/usr/bin/dvipng"; 64 $externalPrograms{tth} = "/usr/bin/tth"; 65 66 # NetPBM - basic image manipulation utilities 67 # Most sites only need to configure $netpbm_prefix. 68 my $netpbm_prefix = "/usr/bin"; 69 $externalPrograms{giftopnm} = "$netpbm_prefix/giftopnm"; 70 $externalPrograms{ppmtopgm} = "$netpbm_prefix/ppmtopgm"; 71 $externalPrograms{pnmtops} = "$netpbm_prefix/pnmtops"; 72 $externalPrograms{pnmtopng} = "$netpbm_prefix/pnmtopng"; 73 $externalPrograms{pngtopnm} = "$netpbm_prefix/pngtopnm"; 74 75 # url checker 76 $externalPrograms{checkurl} = "/usr/local/bin/lwp-request -mHEAD "; # or "/usr/local/bin/w3c -head " 77 78 # image conversions utiltiies 79 # the source file is given on stdin, and the output expected on stdout. 80 $externalPrograms{gif2eps} = "$externalPrograms{giftopnm} | $externalPrograms{ppmtopgm} | $externalPrograms{pnmtops} -noturn 2>/dev/null"; 81 $externalPrograms{png2eps} = "$externalPrograms{pngtopnm} | $externalPrograms{ppmtopgm} | $externalPrograms{pnmtops} -noturn 2>/dev/null"; 82 $externalPrograms{gif2png} = "$externalPrograms{giftopnm} | $externalPrograms{pnmtopng}"; 83 84 # mysql clients 85 $externalPrograms{mysql} = "/usr/bin/mysql"; 86 $externalPrograms{mysqldump} = "/usr/bin/mysqldump"; 87 88 ################################################################################ 89 # Mail settings 90 ################################################################################ 91 92 # Mail sent by the PG system and the mail merge and feedback modules will be 93 # sent via this SMTP server. 94 $mail{smtpServer} = 'mail.yourschool.edu'; 95 96 # When connecting to the above server, WeBWorK will send this address in the 97 # MAIL FROM command. This has nothing to do with the "From" address on the mail 98 # message. It can really be anything, but some mail servers require it contain 99 # a valid mail domain, or at least be well-formed. 100 $mail{smtpSender} = 'webwork@yourserver.yourschool.edu'; 101 102 # Seconds to wait before timing out when connecting to the SMTP server. 103 $mail{smtpTimeout} = 30; 104 105 # AllowedRecipients defines addresses that the PG system is allowed to send mail 106 # to. this prevents subtle PG exploits. This should be set in course.conf to the 107 # addresses of professors of each course. Sending mail from the PG system (i.e. 108 # questionaires, essay questions) will fail if this is not set somewhere (either 109 # here or in course.conf). 110 $mail{allowedRecipients} = [ 111 #'prof1@yourserver.yourdomain.edu', 112 #'prof2@yourserver.yourdomain.edu', 113 ]; 114 115 # By default, feeback is sent to all users who have permission to 116 # receive_feedback. If this list is non-empty, feedback is also sent to the 117 # addresses specified here. 118 # 119 # * If you want to disable feedback altogether, leave this empty and set 120 # submit_feeback => $nobody in %permissionLevels below. This will cause the 121 # feedback button to go away as well. 122 # 123 # * If you want to send email ONLY to addresses in this list, set 124 # receive_feedback => $nobody in %permissionLevels below. 125 # 126 # It's often useful to set this in the course.conf to change the behavior of 127 # feedback for a specific course. 128 # 129 # Items in this list may be bare addresses, or RFC822 mailboxes, like: 130 # 'Joe User <joe.user@example.com>' 131 # The advantage of this form is that the resulting email will include the name 132 # of the recipient in the "To" field of the email. 133 # 134 $mail{feedbackRecipients} = [ 135 #'prof1@yourserver.yourdomain.edu', 136 #'prof2@yourserver.yourdomain.edu', 137 ]; 138 139 # Feedback subject line -- the following escape sequences are recognized: 140 # 141 # %c = course ID 142 # %u = user ID 143 # %s = set ID 144 # %p = problem ID 145 # %x = section 146 # %r = recitation 147 # %% = literal percent sign 148 # 149 150 $mail{feedbackSubjectFormat} = "[WWfeedback] course:%c user:%u set:%s prob:%p sec:%x rec:%r"; 151 152 # feedbackVerbosity: 153 # 0: send only the feedback comment and context link 154 # 1: as in 0, plus user, set, problem, and PG data 155 # 2: as in 1, plus the problem environment (debugging data) 156 $mail{feedbackVerbosity} = 1; 157 158 # Defines the size of the Mail Merge editor window 159 # FIXME: should this be here? it's UI, not mail 160 # FIXME: replace this with the auto-size method that TWiki uses 161 $mail{editor_window_rows} = 15; 162 $mail{editor_window_columns} = 100; 163 164 # Use this to customize the text of the feedback button. 165 $feedback_button_name = "Email instructor"; 166 167 # If this value is true, feedback will only be sent to users with the same 168 # section as the user initiating the feedback. 169 $feedback_by_section = 0; 170 171 ################################################################################ 172 # Theme 173 ################################################################################ 174 175 $defaultTheme = "math"; 176 $defaultThemeTemplate = "system"; 177 178 ################################################################################ 179 # System-wide locations (directories and URLs) 180 ################################################################################ 181 182 # The root directory, set by webwork_root variable in Apache configuration. 183 $webworkDirs{root} = "$webwork_dir"; 184 185 # Location of system-wide data files. 186 $webworkDirs{DATA} = "$webworkDirs{root}/DATA"; 187 188 # Used for temporary storage of uploaded files. 189 $webworkDirs{uploadCache} = "$webworkDirs{DATA}/uploads"; 190 191 # Location of utility programs. 192 $webworkDirs{bin} = "$webworkDirs{root}/bin"; 193 194 # Location of configuration files, templates, snippets, etc. 195 $webworkDirs{conf} = "$webworkDirs{root}/conf"; 196 197 # Location of theme templates. 198 $webworkDirs{templates} = "$webworkDirs{conf}/templates"; 199 200 # Location of course directories. 201 $webworkDirs{courses} = "$webwork_courses_dir" || "$webworkDirs{root}/courses"; 202 203 # Contains log files. 204 $webworkDirs{logs} = "$webworkDirs{root}/logs"; 205 206 # Contains non-web-accessible temporary files, such as TeX working directories. 207 $webworkDirs{tmp} = "$webworkDirs{root}/tmp"; 208 209 # The (absolute) destinations of symbolic links that are OK for the FileManager to follow. 210 # (any subdirectory of these is a valid target for a symbolic link.) 211 # For example: 212 # $webworkDirs{valid_symlinks} = ["$webworkDirs{courses}/modelCourse/templates","/ww2/common/sets"]; 213 $webworkDirs{valid_symlinks} = []; 214 215 ################################################################################ 216 ##### The following locations are web-accessible. 217 ################################################################################ 218 219 # The root URL (usually /webwork2), set by <Location> in Apache configuration. 220 $webworkURLs{root} = "$webwork_url"; 221 222 # Location of system-wide web-accessible files, such as equation images, and 223 # help files. 224 $webworkDirs{htdocs} = "$webwork_htdocs_dir" || "$webworkDirs{root}/htdocs"; 225 $webworkURLs{htdocs} = "$webwork_htdocs_url"; 226 227 # Location of web-accessible temporary files, such as equation images. 228 $webworkDirs{htdocs_temp} = "$webworkDirs{htdocs}/tmp"; 229 $webworkURLs{htdocs_temp} = "$webworkURLs{htdocs}/tmp"; 230 231 # Location of cached equation images. 232 $webworkDirs{equationCache} = "$webworkDirs{htdocs_temp}/equations"; 233 $webworkURLs{equationCache} = "$webworkURLs{htdocs_temp}/equations"; 234 235 # Contains context-sensitive help files. 236 $webworkDirs{local_help} = "$webworkDirs{htdocs}/helpFiles"; 237 $webworkURLs{local_help} = "$webworkURLs{htdocs}/helpFiles"; 238 239 # URL of general WeBWorK documentation. 240 $webworkURLs{docs} = "http://webwork.maa.org"; 241 242 # URL of WeBWorK Bugzilla database. 243 $webworkURLs{bugReporter} = "http://bugs.webwork.rochester.edu/"; 244 245 # Location of CSS 246 # $webworkURLs{stylesheet} = "$webworkURLs{htdocs}/css/${defaultTheme}.css"; 247 # this is never used -- changing the theme from the config panel 248 # doesn't appear to reset the theme in time? 249 # It's better to refer directly to the .css file in the system.template 250 # <link rel="stylesheet" type="text/css" href="<!--#url type="webwork" name="htdocs"-->/css/math.css"/> 251 252 # Location of jsMath script, used for the jsMath display mode. 253 $webworkURLs{jsMath} = "$webworkURLs{htdocs}/jsMath/jsMath-ww.js"; 254 255 # Location of ASCIIMathML script, used for the asciimath display mode. 256 $webworkURLs{asciimath} = "$webworkURLs{htdocs}/ASCIIMathML/ASCIIMathML.js"; 257 258 # Location of LaTeXMathML script, used for the LaTeXMathML display mode. 259 $webworkURLs{LaTeXMathML} = "$webworkURLs{htdocs}/LaTeXMathML/LaTeXMathML.js"; 260 261 ################################################################################ 262 # Defaults for course-specific locations (directories and URLs) 263 ################################################################################ 264 265 # The root directory of the current course. (The ID of the current course is 266 # available in $courseName.) 267 $courseDirs{root} = "$webworkDirs{courses}/$courseName"; 268 269 # Location of course-specific data files. 270 $courseDirs{DATA} = "$courseDirs{root}/DATA"; 271 272 # Location of course HTML files, passed to PG. 273 $courseDirs{html} = "$courseDirs{root}/html"; 274 $courseURLs{html} = "$webwork_courses_url/$courseName"; 275 276 # Location of course image files, passed to PG. 277 $courseDirs{html_images} = "$courseDirs{html}/images"; 278 279 # Location of web-accessible, course-specific temporary files, like static and 280 # dynamically-generated PG graphics. 281 $courseDirs{html_temp} = "$courseDirs{html}/tmp"; 282 $courseURLs{html_temp} = "$courseURLs{html}/tmp"; 283 284 # Location of course-specific logs, like the transaction log. 285 $courseDirs{logs} = "$courseDirs{root}/logs"; 286 287 # Location of scoring files. 288 $courseDirs{scoring} = "$courseDirs{root}/scoring"; 289 290 # Location of PG templates and set definition files. 291 $courseDirs{templates} = "$courseDirs{root}/templates"; 292 293 # Location of course-specific macro files. 294 $courseDirs{macros} = "$courseDirs{templates}/macros"; 295 296 # Location of mail-merge templates. 297 $courseDirs{email} = "$courseDirs{templates}/email"; 298 299 # Location of temporary editing files. 300 $courseDirs{tmpEditFileDir} = "$courseDirs{templates}/tmpEdit"; 301 302 # If this is set to a non-empty value (i.e. in course.conf), WeBWorK's usual 303 # email feedback mechanism will be replaced with a link to the given URL. 304 # See also $feedback_button_name, above. 305 $courseURLs{feedbackURL} = ""; 306 307 # mail merge status directory 308 $courseDirs{mailmerge} = "$courseDirs{DATA}/mailmerge"; 309 310 ################################################################################ 311 # System-wide files 312 ################################################################################ 313 314 # Location of this file. 315 $webworkFiles{environment} = "$webworkDirs{conf}/global.conf"; 316 317 # Flat-file database used to protect against MD5 hash collisions. TeX equations 318 # are hashed to determine the name of the image file. There is a tiny chance of 319 # a collision between two TeX strings. This file allows for that. However, this 320 # is slow, so most people chose not to worry about it. Set this to "" if you 321 # don't want to use the equation cache file. 322 $webworkFiles{equationCacheDB} = ""; # "$webworkDirs{DATA}/equationcache"; 323 324 ################################################################################ 325 # Hardcopy snippets are used in constructing a TeX file for hardcopy output. 326 # They should contain TeX code unless otherwise noted. 327 ################################################################################ 328 # The preamble is the first thing in the TeX file. 329 $webworkFiles{hardcopySnippets}{preamble} = "$webworkDirs{conf}/snippets/hardcopyPreamble.tex"; 330 331 # The setHeader preceeds each set. It is a PG file. 332 $webworkFiles{hardcopySnippets}{setHeader} = "$webworkDirs{conf}/snippets/setHeader.pg"; # hardcopySetHeader.pg", 333 334 # The problem divider goes between problems. 335 $webworkFiles{hardcopySnippets}{problemDivider} = "$webworkDirs{conf}/snippets/hardcopyProblemDivider.tex"; 336 337 # The set footer goes after each set. Is is a PG file. 338 $webworkFiles{hardcopySnippets}{setFooter} = "$webworkDirs{conf}/snippets/hardcopySetFooter.pg"; 339 340 # The set divider goes between sets (in multiset output). 341 $webworkFiles{hardcopySnippets}{setDivider} = "$webworkDirs{conf}/snippets/hardcopySetDivider.tex"; 342 343 # The user divider does between users (in multiuser output). 344 $webworkFiles{hardcopySnippets}{userDivider} = "$webworkDirs{conf}/snippets/hardcopyUserDivider.tex"; 345 346 # The postabmle is the last thing in the TeX file. 347 $webworkFiles{hardcopySnippets}{postamble} = "$webworkDirs{conf}/snippets/hardcopyPostamble.tex"; 348 349 ##### Screen snippets are used when displaying problem sets on the screen. 350 351 # The set header is displayed on the problem set page. It is a PG file. 352 $webworkFiles{screenSnippets}{setHeader} = "$webworkDirs{conf}/snippets/setHeader.pg"; # screenSetHeader.pg" 353 354 # A PG template for creation of new problems. 355 $webworkFiles{screenSnippets}{blankProblem} = "$webworkDirs{conf}/snippets/blankProblem2.pg"; # screenSetHeader.pg" 356 357 # A site info "message of the day" file 358 $webworkFiles{site_info} = "$webworkDirs{htdocs}/site_info.txt"; 359 360 ################################################################################ 361 # Course-specific files 362 ################################################################################ 363 364 # The course configuration file. 365 $courseFiles{environment} = "$courseDirs{root}/course.conf"; 366 367 # The course simple configuration file (holds web-based configuratoin). 368 $courseFiles{simpleConfig} = "$courseDirs{root}/simple.conf"; 369 370 # File contents are displayed after login, on the problem sets page. Path given 371 # here is relative to the templates directory. 372 $courseFiles{course_info} = "course_info.txt"; 373 374 # File contents are displayed on the login page. Path given here is relative to 375 # the templates directory. 376 $courseFiles{login_info} = "login_info.txt"; 377 378 # Additional library buttons can be added to the Library Browser (SetMaker.pm) 379 # by adding the libraries you want to the following line. For each key=>value 380 # in the list, if a directory (or link to a directory) with name 'key' appears 381 # in the templates directory, then a button with name 'value' will be placed at 382 # the top of the problem browser. (No button will appear if there is no 383 # directory or link with the given name in the templates directory.) For 384 # example, 385 # 386 # $courseFiles{problibs} = {rochester => "Rochester", asu => "ASU"}; 387 # 388 # would add two buttons, one for the Rochester library and one for the ASU 389 # library, provided templates/rochester and templates/asu exists either as 390 # subdirectories or links to other directories. The "NPL Directory" button 391 # activated below gives access to all the directories in the National 392 # Problem Library. 393 # 394 $courseFiles{problibs} = { 395 Library => "NPL Directory", 396 # rochesterLibrary => "Rochester", 397 # asuLibrary => "Arizona State", 398 # dcdsLibrary => "Detroit CDS", 399 # dartmouthLibrary => "Dartmouth", 400 # indianaLibrary => "Indiana", 401 # osuLibrary => "Ohio State", 402 # capaLibrary => "CAPA", 403 }; 404 405 ################################################################################ 406 # Status system 407 ################################################################################ 408 409 # This is the default status given to new students and students with invalid 410 # or missing statuses. 411 $default_status = "Enrolled"; 412 413 # The first abbreviation in the abbreviations list is the canonical 414 # abbreviation, and will be used when setting the status value in a user record 415 # or an exported classlist file. 416 # 417 # Results are undefined if more than one status has the same abbreviation. 418 # 419 # The four behaviors that are controlled by status are: 420 # allow_course_access => is this user allowed to log in? 421 # include_in_assignment => is this user included when assigning as set to "all" users? 422 # include_in_stats => is this user included in statistical reports? 423 # include_in_email => is this user included in emails sent to the class? 424 # include_in_scoring => is this user included in score reports? 425 426 %statuses = ( 427 Enrolled => { 428 abbrevs => [qw/ C c current enrolled /], 429 behaviors => [qw/ allow_course_access include_in_assignment include_in_stats include_in_email include_in_scoring /], 430 }, 431 Audit => { 432 abbrevs => [qw/ A a audit /], 433 behaviors => [qw/ allow_course_access include_in_assignment include_in_stats include_in_email /], 434 }, 435 Drop => { 436 abbrevs => [qw/ D d drop withdraw /], 437 behaviors => [qw/ /], 438 }, 439 Proctor => { 440 abbrevs => [qw/ P p proctor /], 441 behaviors => [qw/ /], 442 }, 443 ); 444 445 ################################################################################ 446 # Database options 447 ################################################################################ 448 449 # these variables are used by database.conf. we define them here so that editing 450 # database.conf isn't necessary. 451 452 # required permissions 453 # GRANT SELECT ON webwork.* TO webworkRead@localhost IDENTIFIED BY 'passwordRO'; 454 # GRANT SELECT, INSERT, UPDATE, DELETE, CREATE, ALTER, DROP, LOCK TABLES ON webwork.* TO webworkWrite@localhost IDENTIFIED BY 'passwordRW'; 455 456 $database_dsn = "dbi:mysql:webwork"; 457 $database_username = "webworkWrite"; 458 $database_password = ""; 459 $database_debug = 0; 460 461 # Variables for sql_moodle database layout. 462 $moodle_dsn = "dbi:mysql:moodle"; 463 $moodle_username = $database_username; 464 $moodle_password = $database_password; 465 $moodle_table_prefix = "mdl_"; 466 $moodle17 = 0; 467 468 # Several database are defined in the file conf/database.conf and stored in the 469 # hash %dbLayouts. 470 include "conf/database.conf"; 471 472 # Select the default database layout. This can be overridden in the course.conf 473 # file of a particular course. The only database layout supported in WW 2.1.4 474 # and up is "sql_single". 475 $dbLayoutName = "sql_single"; 476 477 # This sets the symbol "dbLayout" as an alias for the selected database layout. 478 *dbLayout = $dbLayouts{$dbLayoutName}; 479 480 ################################################################################ 481 # Problem library options 482 ################################################################################ 483 484 # For configuration instructions, see: 485 # http://webwork.maa.org/wiki/National_Problem_Library 486 # The directory containing the natinal problem library files. Set to "" if no problem 487 # library is installed. 488 $problemLibrary{root} = ""; 489 490 # Problem Library version 491 # Version 1 is in use. Version 2 will be released soon. 492 $problemLibrary{version} = "2"; 493 494 # Problem Library SQL database connection information 495 $problemLibrary_db = { 496 dbsource => $database_dsn, 497 user => $database_username, 498 passwd => $database_password, 499 }; 500 501 ################################################################################ 502 # Logs 503 ################################################################################ 504 505 # FIXME: take logs out of %webworkFiles/%courseFiles and give them their own 506 # top-level hash. 507 508 # Logs data about how long it takes to process problems. (Do not confuse this 509 # with the /other/ timing log which can be set by WeBWorK::Timing and is used 510 # for benchmarking system performance in general. At some point, this timing 511 # mechanism will be deprecated in favor of the WeBWorK::Timing mechanism.) 512 $webworkFiles{logs}{timing} = "$webworkDirs{logs}/timing.log"; 513 514 # Logs courses created via the web-based Course Administration module. 515 $webworkFiles{logs}{hosted_courses} = "$webworkDirs{logs}/hosted_courses.log"; 516 517 # The transaction log contains data from each recorded answer submission. This 518 # is useful if the database becomes corrupted. 519 $webworkFiles{logs}{transaction} = "$webworkDirs{logs}/${courseName}_transaction.log"; 520 521 # The answer log stores a history of all users' submitted answers. 522 $courseFiles{logs}{answer_log} = "$courseDirs{logs}/answer_log"; 523 524 # Log logins. 525 $courseFiles{logs}{login_log} = "$courseDirs{logs}/login.log"; 526 527 # Log for almost every click. By default it is the empty string, which 528 # turns this log off. If you want it turned on, we suggest 529 # "$courseDirs{logs}/activity.log" 530 # When turned on, this log can get quite large. 531 $courseFiles{logs}{activity_log} = ''; 532 533 ################################################################################ 534 # Site defaults (FIXME: what other things could be "site defaults"?) 535 ################################################################################ 536 537 # Set the default timezone of courses on this server. To get a list of valid 538 # timezones, run: 539 # 540 # perl -MDateTime::TimeZone -e 'print join "\n", DateTime::TimeZone::all_names' 541 # 542 # To get a list of valid timezone "links" (deprecated names), run: 543 # 544 # perl -MDateTime::TimeZone -e 'print join "\n", DateTime::TimeZone::links' 545 # 546 # If left blank, the system timezone will be used. This is usually what you 547 # want. You might want to set this if your server is NOT in the same timezone as 548 # your school. If just a few courses are in a different timezone, set this in 549 # course.conf for the affected courses instead. 550 # 551 $siteDefaults{timezone} = ""; 552 553 # The default_templates_course is used by default to create a new course. 554 # The contents of the templates directory are copied from this course 555 # to the new course being created. 556 $siteDefaults{default_templates_course} ="modelCourse"; 557 558 ################################################################################ 559 # Authentication system 560 ################################################################################ 561 562 # FIXME This mechanism is a little awkward and probably should be merged with 563 # the dblayout selection system somehow. 564 565 # Select the authentication module to use for normal logins. 566 # 567 # If this value is a string, the given authentication module will be used 568 # regardless of the database layout. If it is a hash, the database layout name 569 # will be looked up in the hash and the resulting value will be used as the 570 # authentication module. The special hash key "*" is used if no entry for the 571 # current database layout is found. 572 # 573 $authen{user_module} = { 574 sql_moodle => "WeBWorK::Authen::Moodle", 575 "*" => "WeBWorK::Authen", 576 }; 577 578 # Select the authentication module to use for proctor logins. 579 # 580 # A string or a hash is accepted, as above. 581 # 582 $authen{proctor_module} = "WeBWorK::Authen::Proctor"; 583 584 # Options for particular authentication modules 585 586 $authen{moodle_options} = { 587 dsn => $moodle_dsn, 588 username => $moodle_username, 589 password => $moodle_password, 590 table_prefix => $moodle_table_prefix, 591 moodle17 => $moodle17, 592 }; 593 594 $authen{ldap_options} = { 595 # hosts to attempt to connect to, in order. for example: 596 # auth.myschool.edu -- uses LDAP scheme and port 389 597 # ldap://auth.myschool.edu:666 -- non-standard port 598 # ldaps://auth.myschool.edu -- uses LDAPS scheme and port 636 599 # ldaps://auth.myschool.edu:389 -- SSL on non-SSL port 600 net_ldap_hosts => [ 601 "ldaps://corona-dmc.its.rochester.edu", 602 "ldaps://corona-dmb.acs.rochester.edu", 603 ], 604 # connection options 605 net_ldap_options => { 606 timeout => 30, 607 version => 3, 608 }, 609 # base to use when searching for user's DN 610 net_ldap_base => "ou=people,dc=rochester,dc=edu", 611 # If LDAP rejects password, check it against the WeBWorK password database 612 failover => 1, 613 }; 614 615 ################################################################################ 616 # Authorization system 617 ################################################################################ 618 619 # this section lets you define which groups of users can perform which actions. 620 621 # this hash maps a numeric permission level to the name of a role. the number 622 # assigned to a role is significant -- roles with higher numbers are considered 623 # "more privileged", and are included when that role is listed for a privilege 624 # below. 625 # 626 %userRoles = ( 627 guest => -5, 628 student => 0, 629 login_proctor => 2, 630 grade_proctor => 3, 631 ta => 5, 632 professor => 10, 633 ); 634 635 # this hash maps operations to the roles that are allowed to perform those 636 # operations. the role listed and any role with a higher permission level (in 637 # the %userRoles hash) will be allowed to perform the operation. If the role 638 # is undefined, no users will be allowed to perform the operation. 639 # 640 %permissionLevels = ( 641 login => "guest", 642 report_bugs => "student", 643 submit_feedback => "student", 644 change_password => "student", 645 change_email_address => "student", 646 647 proctor_quiz_login => "login_proctor", 648 proctor_quiz_grade => "grade_proctor", 649 view_proctored_tests => "student", 650 view_hidden_work => "ta", 651 652 view_multiple_sets => "ta", 653 view_unopened_sets => "ta", 654 view_unpublished_sets => "ta", 655 view_answers => "ta", 656 view_ip_restricted_sets => "ta", 657 658 become_student => "professor", 659 access_instructor_tools => "ta", 660 score_sets => "professor", 661 send_mail => "professor", 662 receive_feedback => "ta", 663 664 create_and_delete_problem_sets => "professor", 665 assign_problem_sets => "professor", 666 modify_problem_sets => "professor", 667 modify_student_data => "professor", 668 modify_classlist_files => "professor", 669 modify_set_def_files => "professor", 670 modify_scoring_files => "professor", 671 modify_problem_template_files => "professor", 672 manage_course_files => "professor", 673 674 create_and_delete_courses => "professor", 675 fix_course_databases => "professor", 676 677 ##### Behavior of the interactive problem processor ##### 678 679 show_correct_answers_before_answer_date => "ta", 680 show_solutions_before_answer_date => "ta", 681 avoid_recording_answers => "ta", 682 # Below this level, old answers are never initially shown 683 can_show_old_answers_by_default => "student", 684 # at this level, we look at showOldAnswers for default value 685 # even after the due date 686 can_always_use_show_old_answers_default => "professor", 687 check_answers_before_open_date => "ta", 688 check_answers_after_open_date_with_attempts => "ta", 689 check_answers_after_open_date_without_attempts => "guest", 690 check_answers_after_due_date => "guest", 691 check_answers_after_answer_date => "guest", 692 create_new_set_version_when_acting_as_student => undef, 693 print_path_to_problem => "professor", # see "Special" PG environment variables 694 record_set_version_answers_when_acting_as_student => undef, 695 record_answers_when_acting_as_student => undef, 696 # "record_answers_when_acting_as_student" takes precedence 697 # over the following for professors acting as students: 698 record_answers_before_open_date => undef, 699 record_answers_after_open_date_with_attempts => "student", 700 record_answers_after_open_date_without_attempts => undef, 701 record_answers_after_due_date => undef, 702 record_answers_after_answer_date => undef, 703 dont_log_past_answers => "professor", 704 # does the user get to see a dump of the problem? 705 view_problem_debugging_info => "ta", 706 707 ##### Behavior of the Hardcopy Processor ##### 708 709 download_hardcopy_multiuser => "ta", 710 download_hardcopy_multiset => "ta", 711 download_hardcopy_format_pdf => "guest", 712 download_hardcopy_format_tex => "ta", 713 ); 714 715 # This is the default permission level given to new students and students with 716 # invalid or missing permission levels. 717 $default_permission_level = $userRoles{student}; 718 719 ################################################################################ 720 # Session options 721 ################################################################################ 722 723 # $sessionKeyTimeout defines seconds of inactivity before a key expires 724 $sessionKeyTimeout = 60*30; 725 726 # $sessionKeyLength defines the length (in characters) of the session key 727 $sessionKeyLength = 32; 728 729 # @sessionKeyChars lists the legal session key characters 730 @sessionKeyChars = ('A'..'Z', 'a'..'z', '0'..'9'); 731 732 # Practice users are users who's names start with $practiceUser 733 # (you can comment this out to remove practice user support) 734 $practiceUserPrefix = "practice"; 735 736 # There is a practice user who can be logged in multiple times. He's 737 # commented out by default, though, so you don't hurt yourself. It is 738 # kindof a backdoor to the practice user system, since he doesn't have a 739 # password. Come to think of it, why do we even have this?! 740 #$debugPracticeUser = "practice666"; 741 742 # Option for gateway tests; $gatewayGracePeriod is the time in seconds 743 # after the official due date during which we'll still grade the test 744 $gatewayGracePeriod = 120; 745 746 ################################################################################ 747 # PG subsystem options 748 ################################################################################ 749 750 # List of enabled display modes. Comment out any modes you don't wish to make 751 # available for use. 752 $pg{displayModes} = [ 753 "plainText", # display raw TeX for math expressions 754 "formattedText", # format math expressions using TtH 755 "images", # display math expressions as images generated by dvipng 756 "jsMath", # render TeX math expressions on the client side using jsMath 757 "asciimath", # render TeX math expressions on the client side using ASCIIMathML 758 "LaTeXMathML", # render TeX math expressions on the client side using LaTeXMathML 759 ]; 760 761 #### Default settings for the PG translator 762 763 # Default display mode. Should be listed above. 764 $pg{options}{displayMode} = "images"; 765 766 # The default grader to use, if a problem doesn't specify. 767 $pg{options}{grader} = "avg_problem_grader"; 768 769 # Fill in answer blanks with the student's last answer by default? 770 $pg{options}{showOldAnswers} = 1; 771 772 # Show correct answers (when allowed) by default? 773 $pg{options}{showCorrectAnswers} = 0; 774 775 # Show hints (when allowed) by default? 776 $pg{options}{showHints} = 0; 777 778 # Show solutions (when allowed) by default? 779 $pg{options}{showSolutions} = 0; 780 781 # Catch translation warnings internally by default? (We no longer need to do 782 # this, since there is a global warnings handler. So this should be off.) 783 $pg{options}{catchWarnings} = 0; 784 785 ##### Currently-selected renderer 786 787 # Only the local renderer is supported in this version. 788 $pg{renderer} = "WeBWorK::PG::Local"; 789 790 # The remote renderer connects to an XML-RPC PG rendering server. 791 #$pg{renderer} = "WeBWorK::PG::Remote"; 792 793 ##### Renderer-dependent options 794 795 # The remote renderer has one option: 796 $pg{renderers}{"WeBWorK::PG::Remote"} = { 797 # The "proxy" server to connect to for remote rendering. 798 proxy => "http://localhost:21000/RenderD", 799 }; 800 801 ##### Settings for various display modes 802 803 # "images" mode has several settings: 804 $pg{displayModeOptions}{images} = { 805 # Determines the method used to align images in output. Can be 806 # "baseline", "absmiddle", or "mysql". 807 dvipng_align => 'mysql', 808 809 # If mysql is chosen, this information indicates which database contains the 810 # 'depths' table. Since 2.3.0, the depths table is kept in the main webwork 811 # database. (If you are upgrading from an earlier version of webwork, and 812 # used the mysql method in the past, you should move your existing 'depths' 813 # table to the main database.) 814 dvipng_depth_db => { 815 dbsource => $database_dsn, 816 user => $database_username, 817 passwd => $database_password, 818 }, 819 }; 820 821 $pg{displayModeOptions}{jsMath} = { 822 reportMissingFonts => 0, # set to 1 to allow the missing font message 823 missingFontMessage => undef, # set to an HTML string to replace the missing font message 824 noImageFonts => 0, # set to 1 if you didn't install the jsMath image fonts 825 processDoubleClicks => 1, # set to 0 to disable double-click on math to get TeX source 826 }; 827 828 ##### Directories used by PG 829 830 # The root of the PG directory tree (from pg_root in Apache config). 831 $pg{directories}{root} = "$pg_dir"; 832 $pg{directories}{lib} = "$pg{directories}{root}/lib"; 833 $pg{directories}{macros} = "$pg{directories}{root}/macros"; 834 835 # 836 # The macro file search path. Each directory in this list is seached 837 # (in this order) by loadMacros() when it looks for a .pl file. 838 # 839 $pg{directories}{macrosPath} = [ 840 ".", # search the problem file's directory 841 $courseDirs{macros}, 842 $pg{directories}{macros}, 843 "$courseDirs{templates}/Library/macros/Dartmouth", 844 "$courseDirs{templates}/Library/macros/Union", 845 "$courseDirs{templates}/Library/macros/NAU", 846 "$courseDirs{templates}/Library/macros/Michigan", 847 ]; 848 849 # The applet search path. If a full URL is given, it is used unmodified. If an 850 # absolute path is given, the URL of the local server is prepended to it. 851 # 852 # For example, if an item is "/math/applets", 853 # and the local server is "https://math.yourschool.edu", 854 # then the URL "https://math.yourschool.edu/math/applets" will be used. 855 # 856 857 $pg{directories}{appletPath} = [ # paths to search for applets (requires full url) 858 "$webworkURLs{htdocs}/applets", 859 "$courseURLs{html}/applets", 860 ]; 861 862 ##### "Special" PG environment variables. (Stuff that doesn't fit in anywhere else.) 863 864 # Users for whom to print the file name of the PG file being processed. 865 $pg{specialPGEnvironmentVars}{PRINT_FILE_NAMES_FOR} = [ "professor", ]; 866 # ie file paths are printed for 'gage' 867 $pg{specialPGEnvironmentVars}{PRINT_FILE_NAMES_PERMISSION_LEVEL} = $userRoles{ $permissionLevels{print_path_to_problem} }; 868 # (file paths are also printed for anyone with this permission or higher) 869 870 # Locations of CAPA resources. (Only necessary if you need to use converted CAPA 871 # problems.) 872 $pg{specialPGEnvironmentVars}{CAPA_Tools} = "$courseDirs{macros}/CAPA_Tools/", 873 $pg{specialPGEnvironmentVars}{CAPA_MCTools} = "$courseDirs{macros}/CAPA_MCTools/", 874 $pg{specialPGEnvironmentVars}{CAPA_GraphicsDirectory} = "$courseDirs{html}/CAPA_Graphics/", 875 $pg{specialPGEnvironmentVars}{CAPA_Graphics_URL} = "$courseURLs{html}/CAPA_Graphics/", 876 877 # Size in pixels of dynamically-generated images, i.e. graphs. 878 $pg{specialPGEnvironmentVars}{onTheFlyImageSize} = 400, 879 880 # To disable the Parser-based versions of num_cmp and fun_cmp, and use the 881 # original versions instead, set this value to 1. 882 $pg{specialPGEnvironmentVars}{useOldAnswerMacros} = 0; 883 884 # Strings to insert at the start and end of the body of a problem 885 # (at beginproblem() and ENDDOCUMENT) in various modes. More display modes 886 # can be added if different behaviours are desired (e.g., HTML_dpng, 887 # HTML_asciimath, etc.). These parts are not used in the Library browser. 888 889 $pg{specialPGEnvironmentVars}{problemPreamble} = { TeX => '', HTML=> '' }; 890 $pg{specialPGEnvironmentVars}{problemPostamble} = { TeX => '', HTML=>'' }; 891 892 # To have the problem body indented and boxed, uncomment: 893 894 # $pg{specialPGEnvironmentVars}{problemPreamble}{HTML} = '<BLOCKQUOTE> 895 # <TABLE BORDER=1 CELLSPACING=1 CELLPADDING=15 BGCOLOR=#E8E8E8><TR><TD>'; 896 # $pg{specialPGEnvironmentVars}{problemPostamble}{HTML} = '</TD></TR></TABLE> 897 # </BLOCKQUOTE>'; 898 899 ##### PG modules to load 900 901 # The first item of each list is the module to load. The remaining items are 902 # additional packages to import. 903 904 ${pg}{modules} = [ 905 [qw(DynaLoader)], 906 [qw(Exporter)], 907 [qw(GD)], 908 909 [qw(AlgParser AlgParserWithImplicitExpand Expr ExprWithImplicitExpand utf8)], 910 [qw(AnswerHash AnswerEvaluator)], 911 [qw(WWPlot)], # required by Circle (and others) 912 [qw(Circle)], 913 [qw(Complex)], 914 [qw(Complex1)], 915 [qw(Distributions)], 916 [qw(Fraction)], 917 [qw(Fun)], 918 [qw(Hermite)], 919 [qw(Label)], 920 [qw(List)], 921 [qw(Match)], 922 [qw(MatrixReal1)], # required by Matrix 923 [qw(Matrix)], 924 [qw(Multiple)], 925 [qw(PGrandom)], 926 [qw(Regression)], 927 [qw(Select)], 928 [qw(Units)], 929 [qw(VectorField)], 930 [qw(Parser Value)], 931 [qw(Parser::Legacy)], 932 # [qw(SaveFile)], 933 # [qw(Chromatic)], # for Northern Arizona graph problems 934 # # -- follow instructions at libraries/nau_problib/lib/README to install 935 [qw(Applet FlashApplet JavaApplet)], 936 ]; 937 938 ##### Answer evaluatior defaults 939 940 $pg{ansEvalDefaults} = { 941 functAbsTolDefault => .001, 942 functLLimitDefault => .0000001, 943 functMaxConstantOfIntegration => 1E8, 944 functNumOfPoints => 3, 945 functRelPercentTolDefault => .1, 946 functULimitDefault => .9999999, 947 functVarDefault => "x", 948 functZeroLevelDefault => 1E-14, 949 functZeroLevelTolDefault => 1E-12, 950 numAbsTolDefault => .001, 951 numFormatDefault => "", 952 numRelPercentTolDefault => .1, 953 numZeroLevelDefault => 1E-14, 954 numZeroLevelTolDefault => 1E-12, 955 useBaseTenLog => 0, 956 defaultDisplayMatrixStyle => "[s]", 957 }; 958 959 ################################################################################ 960 # Compatibility 961 ################################################################################ 962 963 # Define the old names for the various "root" variables. 964 $webworkRoot = $webworkDirs{root}; 965 $webworkURLRoot = $webworkURLs{root}; 966 $pgRoot = $pg{directories}{root}; 967
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