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1#!perl 1#!perl
2################################################################################ 2################################################################################
3# WeBWorK mod_perl (c) 1995-2002 WeBWorK Team, Univeristy of Rochester 3# WeBWorK Online Homework Delivery System
4# $Id: global.conf.dist,v 1.3 2002-11-26 21:49:51 sh002i Exp $ 4# Copyright © 2000-2006 The WeBWorK Project, http://openwebwork.sf.net/
5# $CVSHeader: webwork-modperl/conf/global.conf.dist,v 1.168 2006/05/25 03:14:13 gage 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.
5################################################################################ 16################################################################################
6 17
7# This file is used to set up the default WeBWorK course environment for all 18# This file is used to set up the default WeBWorK course environment for all
8# requests. Values may be overwritten by the course.conf for a specific course. 19# requests. Values may be overwritten by the course.conf for a specific course.
9# All package variables set in this file are added to the course environment. 20# All package variables set in this file are added to the course environment.
10# If you wish to set a variable here but omit it from the course environment, 21# If you wish to set a variable here but omit it from the course environment,
11# use the "my" keyword. The following variables are available to this file: 22# use the "my" keyword. The $webwork_dir variable is set in the WeBWorK Apache
12# 23# configuration file (webwork.apache-config) and is available for use here. In
13# $webworkRoot directory that contains the WeBWorK distribution 24# addition, the $courseName variable holds the name of the current course.
14# $courseName name of the course being used
15 25
16################################################################################ 26################################################################################
17# WeBWorK settings 27# Seed variables
18################################################################################ 28################################################################################
19 29
20%webworkDirs = ( 30# Set these variables to correspond to your configuration and preferences. You
21 root => "$webworkRoot", 31# will need to restart the webserver to reset the variables in this section.
22 bin => "$webworkRoot/bin", 32
23 conf => "$webworkRoot/conf", 33# URL of WeBWorK handler.
24 courses => "$webworkRoot/courses", 34$webwork_url = "/webwork2";
25 lib => "$webworkRoot/lib", 35
26 logs => "$webworkRoot/logs", 36# Root directory of PG.
27 macros => "$webworkRoot/macros", 37$pg_dir = "/opt/pg";
28 tmp => "$webworkRoot/tmp", 38
39# URL and path to htdocs directory.
40$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 = "$webwork_dir/courses";
46
47# machine domain name (#FIXME can we get this automatically???) (needed to find applets)
48$domainName = "devel.webwork.rochester.edu:8002";
49
50
51################################################################################
52# Paths to external programs
53################################################################################
54
55# system utilties
56$externalPrograms{mkdir} = "/bin/mkdir";
57$externalPrograms{mv} = "/bin/mv";
58$externalPrograms{mysql} = "/usr/bin/mysql";
59$externalPrograms{tar} = "/usr/bin/tar";
60
61# equation rendering/hardcopy utiltiies
62$externalPrograms{latex} = "/usr/bin/latex";
63$externalPrograms{pdflatex} = "/usr/bin/pdflatex --shell-escape"; # --shell-escape allows pdflatex to handle .eps files
64$externalPrograms{dvipng} = "/usr/bin/dvipng";
65$externalPrograms{tth} = "/usr/bin/tth";
66
67# NetPBM - basic image manipulation utilities
68# most sites only need to configure $netpbm_prefix.
69my $netpbm_prefix = "/usr/bin";
70$externalPrograms{giftopnm} = "$netpbm_prefix/giftopnm";
71$externalPrograms{ppmtopgm} = "$netpbm_prefix/ppmtopgm";
72$externalPrograms{pnmtops} = "$netpbm_prefix/pnmtops";
73$externalPrograms{pnmtopng} = "$netpbm_prefix/pnmtopng";
74$externalPrograms{pngtopnm} = "$netpbm_prefix/pngtopnm";
75
76# url checker
77$externalPrograms{checkurl} = "/usr/local/bin/lwp-request -mHEAD "; # or "/usr/local/bin/w3c -head "
78
79
80# image conversions utiltiies
81# the source file is given on stdin, and the output expected on stdout.
82#
83# Note on conversions pipelines:
84# we used to use `pnmdepth 1' instead of ppmtopgm as it creates a
85# monochrome image (1 bit) rather than a greyscale image (8 bits).
86# However, this was causing improper display of some sort in PDFs.
87$externalPrograms{gif2eps} = "$externalPrograms{giftopnm} | $externalPrograms{ppmtopgm} | $externalPrograms{pnmtops} -noturn 2>/dev/null";
88$externalPrograms{png2eps} = "$externalPrograms{pngtopnm} | $externalPrograms{ppmtopgm} | $externalPrograms{pnmtops} -noturn 2>/dev/null";
89$externalPrograms{gif2png} = "$externalPrograms{giftopnm} | $externalPrograms{pnmtopng}";
90
91################################################################################
92# Mail settings
93################################################################################
94
95# Mail sent by the PG system and the mail merge and feedback modules will be
96# sent via this SMTP server.
97$mail{smtpServer} = 'mail.yourschool.edu';
98
99# When connecting to the above server, WeBWorK will send this address in the
100# MAIL FROM command. This has nothing to do with the "From" address on the mail
101# message. It can really be anything, but some mail servers require it contain
102# a valid mail domain, or at least be well-formed.
103$mail{smtpSender} = 'webwork@yourserver.yourschool.edu';
104
105# AllowedRecipients defines addresses that the PG system is allowed to send mail
106# to. this prevents subtle PG exploits. This should be set in course.conf to the
107# addresses of professors of each course. Sending mail from the PG system (i.e.
108# questionaires, essay questions) will fail if this is not set somewhere (either
109# here or in course.conf).
110$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$mail{feedbackSubjectFormat} = "[WWfeedback] course:%c user:%u set:%s prob:%p sec:%x rec:%r";
150
151# feedbackVerbosity:
152# 0: send only the feedback comment and context link
153# 1: as in 0, plus user, set, problem, and PG data
154# 2: as in 1, plus the problem environment (debugging data)
155$mail{feedbackVerbosity} = 1;
156
157# Defines the size of the Mail Merge editor window
158# FIXME: should this be here? it's UI, not mail
159# FIXME: replace this with the auto-size method that TWiki uses
160$mail{editor_window_rows} = 15;
161$mail{editor_window_columns} = 100;
162
163################################################################################
164# System-wide locations (directories and URLs)
165################################################################################
166
167# The root directory, set by webwork_root variable in Apache configuration.
168$webworkDirs{root} = "$webwork_dir";
169
170# Location of system-wide data files.
171$webworkDirs{DATA} = "$webworkDirs{root}/DATA";
172
173# Used for temporary storage of uploaded files.
174$webworkDirs{uploadCache} = "$webworkDirs{DATA}/uploads";
175
176# Location of utility programs.
177$webworkDirs{bin} = "$webworkDirs{root}/bin";
178
179# Location of configuration files, templates, snippets, etc.
180$webworkDirs{conf} = "$webworkDirs{root}/conf";
181
182# Location of theme templates.
183$webworkDirs{templates} = "$webworkDirs{conf}/templates";
184
185# Location of course directories.
186$webworkDirs{courses} = "$webwork_courses_dir" || "$webworkDirs{root}/courses";
187
188# Contains log files.
189$webworkDirs{logs} = "$webworkDirs{root}/logs";
190
191# Contains non-web-accessible temporary files, such as TeX working directories.
192$webworkDirs{tmp} = "$webworkDirs{root}/tmp";
193
194# The (absolute) destinations of symbolic links that are OK for the FileManager to follow.
195# (any subdirectory of these is a valid target for a symbolic link.)
196# For example:
197# $webworkDirs{valid_symlinks} = ["$webworkDirs{courses}/modelCourse/templates","/ww2/common/sets"];
198$webworkDirs{valid_symlinks} = [];
199
200##### The following locations are web-accessible.
201
202# The root URL (usually /webwork2), set by <Location> in Apache configuration.
203$webworkURLs{root} = "$webwork_url";
204
205# Location of system-wide web-accessible files, such as equation images, and
206# help files.
207$webworkDirs{htdocs} = "$webwork_htdocs_dir" || "$webworkDirs{root}/htdocs";
208$webworkURLs{htdocs} = "$webwork_htdocs_url";
209
210# Location of web-accessible temporary files, such as equation images.
211$webworkDirs{htdocs_temp} = "$webworkDirs{htdocs}/tmp";
212$webworkURLs{htdocs_temp} = "$webworkURLs{htdocs}/tmp";
213
214# Location of cached equation images.
215$webworkDirs{equationCache} = "$webworkDirs{htdocs_temp}/equations";
216$webworkURLs{equationCache} = "$webworkURLs{htdocs_temp}/equations";
217
218# Contains context-sensitive help files.
219$webworkDirs{local_help} = "$webworkDirs{htdocs}/helpFiles";
220$webworkURLs{local_help} = "$webworkURLs{htdocs}/helpFiles";
221
222# URL of general WeBWorK documentation.
223$webworkURLs{docs} = "http://webhost.math.rochester.edu/webworkdocs/docs";
224
225# URL of WeBWorK 1.x profLogin.pl script, for access to old professor pages.
226# Note that both systems must share a single "courses" directory for this to be
227# useful. Leave this blank to disable
228$webworkURLs{oldProf} = "/webwork1/profLogin.pl";
229
230# URL of WeBWorK Bugzilla database.
231$webworkURLs{bugReporter} = "http://bugs.webwork.rochester.edu/";
232
233# Location of CSS
234$webworkURLs{stylesheet} = "$webworkURLs{htdocs}/css/ur.css";
235
236# Location of jsMath script, used for the jsMath display mode.
237$webworkURLs{jsMath} = "$webworkURLs{htdocs}/jsMath/jsMath-ww.js";
238
239# Location of ASCIIMathML script, used for the asciimath display mode.
240$webworkURLs{asciimath} = "$webworkURLs{htdocs}/ASCIIMathML/ASCIIMathML.js";
241
242################################################################################
243# Defaults for course-specific locations (directories and URLs)
244################################################################################
245
246# The root directory of the current course. (The ID of the current course is
247# available in $courseName.)
248$courseDirs{root} = "$webworkDirs{courses}/$courseName";
249
250# Location of course-specific data files, such as WW1 (GDBM) database files.
251$courseDirs{DATA} = "$courseDirs{root}/DATA";
252
253# Location of course HTML files, passed to PG.
254$courseDirs{html} = "$courseDirs{root}/html";
255$courseURLs{html} = "$webwork_courses_url/$courseName";
256
257# Location of course image files, passed to PG.
258$courseDirs{html_images} = "$courseDirs{html}/images";
259
260# Location of web-accessible, course-specific temporary files, like static and
261# dynamically-generated PG graphics.
262$courseDirs{html_temp} = "$courseDirs{html}/tmp";
263$courseURLs{html_temp} = "$courseURLs{html}/tmp";
264
265# Location of course-specific logs, like the transaction log.
266$courseDirs{logs} = "$courseDirs{root}/logs";
267
268# Location of scoring files.
269$courseDirs{scoring} = "$courseDirs{root}/scoring";
270
271# Location of PG templates and set definition files.
272$courseDirs{templates} = "$courseDirs{root}/templates";
273
274# Location of course-specific macro files.
275$courseDirs{macros} = "$courseDirs{templates}/macros";
276
277# Location of mail-merge templates.
278$courseDirs{email} = "$courseDirs{templates}/email";
279
280# Location of temporary editing files.
281$courseDirs{tmpEditFileDir} = "$courseDirs{templates}/tmpEdit";
282
283################################################################################
284# System-wide files
285################################################################################
286
287# Location of this file.
288$webworkFiles{environment} = "$webworkDirs{conf}/global.conf";
289
290# Flat-file database used to protect against MD5 hash collisions. TeX equations
291# are hashed to determine the name of the image file. There is a tiny chance of
292# a collision between two TeX strings. This file allows for that. However, this
293# is slow, so most people chose not to worry about it. Set this to "" if you
294# don't want to use the equation cache file.
295$webworkFiles{equationCacheDB} = ""; # "$webworkDirs{DATA}/equationcache";
296
297##### Hardcopy snippets are used in constructing a TeX file for hardcopy output.
298##### They should contain TeX code unless otherwise noted.
299
300# The preamble is the first thing in the TeX file.
301$webworkFiles{hardcopySnippets}{preamble} = "$webworkDirs{conf}/snippets/hardcopyPreamble.tex";
302
303# The setHeader preceeds each set. It is a PG file.
304$webworkFiles{hardcopySnippets}{setHeader} = "$webworkDirs{conf}/snippets/setHeader.pg"; # hardcopySetHeader.pg",
305
306# The problem divider goes between problems.
307$webworkFiles{hardcopySnippets}{problemDivider} = "$webworkDirs{conf}/snippets/hardcopyProblemDivider.tex";
308
309# The set footer goes after each set. Is is a PG file.
310$webworkFiles{hardcopySnippets}{setFooter} = "$webworkDirs{conf}/snippets/hardcopySetFooter.pg";
311
312# The set divider goes between sets (in multiset output).
313$webworkFiles{hardcopySnippets}{setDivider} = "$webworkDirs{conf}/snippets/hardcopySetDivider.tex";
314
315# The user divider does between users (in multiuser output).
316$webworkFiles{hardcopySnippets}{userDivider} = "$webworkDirs{conf}/snippets/hardcopyUserDivider.tex";
317
318# The postabmle is the last thing in the TeX file.
319$webworkFiles{hardcopySnippets}{postamble} = "$webworkDirs{conf}/snippets/hardcopyPostamble.tex";
320
321##### Screen snippets are used when displaying problem sets on the screen.
322
323# The set header is displayed on the problem set page. It is a PG file.
324$webworkFiles{screenSnippets}{setHeader} = "$webworkDirs{conf}/snippets/setHeader.pg"; # screenSetHeader.pg"
325
326# A PG template for creation of new problems.
327$webworkFiles{screenSnippets}{blankProblem} = "$webworkDirs{conf}/snippets/blankProblem.pg"; # screenSetHeader.pg"
328
329# A site info "message of the day" file
330$webworkFiles{site_info} = "$webworkDirs{htdocs}/site_info.txt";
331
332################################################################################
333# Course-specific files
334################################################################################
335
336# The course configuration file.
337$courseFiles{environment} = "$courseDirs{root}/course.conf";
338
339# The course simple configuration file (holds web-based configuratoin).
340$courseFiles{simpleConfig} = "$courseDirs{root}/simple.conf";
341
342# File contents are displayed after login, on the problem sets page. Path given
343# here is relative to the templates directory.
344$courseFiles{course_info} = "course_info.txt";
345
346# File contents are displayed on the login page. Path given here is relative to
347# the templates directory.
348$courseFiles{login_info} = "login_info.txt";
349
350# Additional library buttons can be added to the Library Browser (SetMaker.pm)
351# by adding the libraries you want to the following line. For each key=>value
352# in the list, if a directory (or link to a directory) with name 'key' appears
353# in the templates directory, then a button with name 'value' will be placed at
354# the top of the problem browser. (No button will appear if there is no
355# directory or link with the given name in the templates directory.) For
356# example,
357#
358# $courseFiles{problibs} = {rochester => "Rochester", asu => "ASU"};
359#
360# would add two buttons, one for the Rochester library and one for the ASU
361# library, provided templates/rochester and templates/asu exists either as
362# subdirectories or links to other directories.
363#
364$courseFiles{problibs} = {
365# rochesterLibrary => "Rochester",
366# asuLibrary => "Arizona State",
367# dcdsLibrary => "Detroit CDS",
368# dartmouthLibrary => "Dartmouth",
369# indianaLibrary => "Indiana",
370# osuLibrary => "Ohio State",
371# capaLibrary => "CAPA",
372};
373
374################################################################################
375# Database options
376################################################################################
377
378# these variables are used by database.conf. we define them here so that editing
379# database.conf isn't necessary.
380$database_dsn = "dbi:mysql:webwork";
381$database_username = "webworkWrite";
382$database_password = "";
383$database_debug = 0;
384
385# Variables for sql_moodle database layout.
386$moodle_dsn = "dbi:mysql:moodle";
387$moodle_dsn = "dbi:mysql:moodle_sam";
388$moodle_table_prefix = "mdl_";
389$moodle_username = $database_username;
390$moodle_password = $database_password;
391
392# Several database are defined in the file conf/database.conf and stored in the
393# hash %dbLayouts.
394include "conf/database.conf";
395
396# Select the default database layout. This can be overridden in the course.conf
397# file of a particular course. The only database layout supported in WW 2.1.4
398# and up is "sql_single".
399$dbLayoutName = "sql_single";
400
401# This sets the symbol "dbLayout" as an alias for the selected database layout.
402*dbLayout = $dbLayouts{$dbLayoutName};
403
404################################################################################
405# Problem library options
406################################################################################
407
408# The directory containing the problem library files. Set to "" if no problem
409# library is installed.
410$problemLibrary{root} = "";
411
412# Problem Library version
413# Version 1 is in use. Version 2 will be released soon.
414$problemLibrary{version} = "1";
415
416# The name of the SQL database containing problem metadata
417$problemLibrary{sourceSQL} = "ProblemLibrary";
418
419# The user name to use when connecting to the problem library database
420$problemLibrary{userSQL} = "webworkRead";
421
422# The password to use when connecting to the problem library database
423$problemLibrary{passwordSQL} = "";
424
425################################################################################
426# Logs
427################################################################################
428
429# FIXME: take logs out of %webworkFiles/%courseFiles and give them their own
430# top-level hash.
431
432# Logs data about how long it takes to process problems. (Do not confuse this
433# with the /other/ timing log which can be set by WeBWorK::Timing and is used
434# for benchmarking system performance in general. At some point, this timing
435# mechanism will be deprecated in favor of the WeBWorK::Timing mechanism.)
436$webworkFiles{logs}{timing} = "$webworkDirs{logs}/timing.log";
437
438# Logs courses created via the web-based Course Administration module.
439$webworkFiles{logs}{hosted_courses} = "$webworkDirs{logs}/hosted_courses.log";
440
441# The transaction log contains data from each recorded answer submission. This
442# is useful if the database becomes corrupted.
443$webworkFiles{logs}{transaction} = "$courseDirs{logs}/transaction.log";
444
445# The answer log stores a history of all users' submitted answers.
446$courseFiles{logs}{answer_log} = "$courseDirs{logs}/answer_log";
447
448# Log logins.
449$courseFiles{logs}{login_log} = "$courseDirs{logs}/login.log";
450
451# Log for almost every click. By default it is the empty string, which
452# turns this log off. If you want it turned on, we suggest
453# "$courseDirs{logs}/activity.log"
454# When turned on, this log can get quite large.
455$courseFiles{logs}{activity_log} = '';
456
457################################################################################
458# Site defaults (FIXME: what other things could be "site defaults"?)
459################################################################################
460
461# Set the default timezone of courses on this server. To get a list of valid
462# timezones, run:
463#
464# perl -MDateTime::TimeZone -e 'print join "\n", DateTime::TimeZone::all_names'
465#
466# To get a list of valid timezone "links" (deprecated names), run:
467#
468# perl -MDateTime::TimeZone -e 'print join "\n", DateTime::TimeZone::links'
469#
470# If left blank, the system timezone will be used. This is usually what you
471# want. You might want to set this if your server is NOT in the same timezone as
472# your school. If just a few courses are in a different timezone, set this in
473# course.conf for the affected courses instead.
474#
475$siteDefaults{timezone} = "";
476
477# The default_templates_course is used by default to create a new course.
478# The contents of the templates directory are copied from this course
479# to the new course being created.
480$siteDefaults{default_templates_course} ="modelCourse";
481
482################################################################################
483# Theme
484################################################################################
485
486$defaultTheme = "math";
487$defaultThemeTemplate = "system";
488
489################################################################################
490# Authentication system
491################################################################################
492
493# FIXME This mechanism is a little awkward and probably should be merged with
494# the dblayout selection system somehow.
495
496# Select the authentication module to use for normal logins.
497#
498# If this value is a string, the given authentication module will be used
499# regardless of the database layout. If it is a hash, the database layout name
500# will be looked up in the hash and the resulting value will be used as the
501# authentication module. The special hash key "*" is used if no entry for the
502# current database layout is found.
503#
504$authen{user_module} = {
505 sql_moodle => "WeBWorK::Authen::Moodle",
506 "*" => "WeBWorK::Authen",
507};
508
509# Select the authentication module to use for proctor logins.
510#
511# A string or a hash is accepted, as above.
512#
513$authen{proctor_module} = "WeBWorK::Authen::Proctor";
514
515################################################################################
516# Authorization system
517################################################################################
518
519# this section lets you define which groups of users can perform which actions.
520
521# this hash maps a numeric permission level to the name of a role. the number
522# assigned to a role is significant -- roles with higher numbers are considered
523# "more privileged", and are included when that role is listed for a privilege
524# below.
525#
526%userRoles = (
527 guest => -5,
528 student => 0,
529 proctor => 2,
530 ta => 5,
531 professor => 10,
29); 532);
30 533
31%webworkFiles = ( 534# this hash maps operations to the roles that are allowed to perform those
32 environment => "$webworkDirs{conf}/global.conf", 535# operations. the role listed and any role with a higher permission level (in
33 hardcopySnippets => { 536# the %userRoles hash) will be allowed to perform the operation. If the role
34 preamble => "$webworkDirs{conf}/hardcopyPreamble.tex", 537# is undefined, no users will be allowed to perform the operation.
35 setHeader => "$webworkDirs{conf}/hardcopySetHeader.pg", 538#
36 problemDivider => "$webworkDirs{conf}/hardcopyProblemDivider.tex", 539%permissionLevels = (
37 setFooter => "$webworkDirs{conf}/hardcopySetFooter.pg", 540 login => "guest",
38 setDivider => "$webworkDirs{conf}/hardcopySetDivider.tex", 541 report_bugs => "student",
39 postamble => "$webworkDirs{conf}/hardcopyPostamble.tex", 542 submit_feedback => "student",
543 change_password => "student",
544 change_email_address => "student",
545
546 proctor_quiz => "proctor",
547 view_proctored_tests => "ta",
548
549 view_multiple_sets => "ta",
550 view_unopened_sets => "ta",
551 view_unpublished_sets => "ta",
552 view_answers => "ta",
553
554 become_student => "professor",
555 access_instructor_tools => "ta",
556 score_sets => "professor",
557 send_mail => "professor",
558 receive_feedback => "ta",
559
560 create_and_delete_problem_sets => "professor",
561 assign_problem_sets => "professor",
562 modify_problem_sets => "professor",
563 modify_student_data => "professor",
564 modify_classlist_files => "professor",
565 modify_set_def_files => "professor",
566 modify_scoring_files => "professor",
567 modify_problem_template_files => "professor",
568 manage_course_files => "professor",
569
570 create_and_delete_courses => "professor",
571 fix_course_databases => "professor",
572
573 ##### Behavior of the interactive problem processor #####
574
575 show_correct_answers_before_answer_date => "ta",
576 show_solutions_before_answer_date => "ta",
577 avoid_recording_answers => "ta",
578 # Below this level, old answers are never initially shown
579 can_show_old_answers_by_default => "student",
580 # at this level, we look at showOldAnswers for default value
581 # even after the due date
582 can_always_use_show_old_answers_default => "professor",
583 check_answers_before_open_date => "ta",
584 check_answers_after_open_date_with_attempts => "ta",
585 check_answers_after_open_date_without_attempts => "guest",
586 check_answers_after_due_date => "guest",
587 check_answers_after_answer_date => "guest",
588 record_answers_when_acting_as_student => undef,
589 # "record_answers_when_acting_as_student" takes precedence
590 # over the following for professors acting as students:
591 record_answers_before_open_date => undef,
592 record_answers_after_open_date_with_attempts => "student",
593 record_answers_after_open_date_without_attempts => undef,
594 record_answers_after_due_date => undef,
595 record_answers_after_answer_date => undef,
596 dont_log_past_answers => "professor",
597 # does the user get to see a dump of the problem?
598 view_problem_debugging_info => "ta",
599
600 ##### Behavior of the Hardcopy Processor #####
601
602 download_hardcopy_multiuser => "ta",
603 download_hardcopy_multiset => "ta",
604 download_hardcopy_format_pdf => "guest",
605 download_hardcopy_format_tex => "ta",
606);
607
608# This is the default permission level given to new students and students with
609# invalid or missing permission levels.
610$default_permission_level = $userRoles{student};
611
612################################################################################
613# Status system
614################################################################################
615
616# This is the default status given to new students and students with invalid
617# or missing statuses.
618$default_status = "Enrolled";
619
620# The first abbreviation in the abbreviations list is the canonical
621# abbreviation, and will be used when setting the status value in a user record
622# or an exported classlist file.
623#
624# Results are undefined if more than one status has the same abbreviation.
625#
626# The four behaviors that are controlled by status are:
627# allow_course_access => is this user allowed to log in?
628# include_in_assignment => is this user included when assigning as set to "all" users?
629# include_in_stats => is this user included in statistical reports?
630# include_in_email => is this user included in emails sent to the class?
631# include_in_scoring => is this user included in score reports?
632
633%statuses = (
634 Enrolled => {
635 abbrevs => [qw/ C c current enrolled /],
636 behaviors => [qw/ allow_course_access include_in_assignment include_in_stats
637 include_in_email include_in_scoring /],
40 }, 638 },
41 screenSnippets => { 639 Audit => {
42 setHeader => "$webworkDirs{conf}/screenSetHeader.pg", 640 abbrevs => [qw/ A a audit /],
641 behaviors => [qw/ allow_course_access include_in_assignment include_in_stats
642 include_in_email /],
43 }, 643 },
44 logs => { 644 Drop => {
45 timing => "$webworkDirs{logs}/timing.log", 645 abbrevs => [qw/ D d drop withdraw /],
46 transaction => "$courseDirs{logs}/transaction.log", 646 behaviors => [qw/ /],
47 }, 647 },
48); 648);
49 649
50my $webworkURLRoot = "/webwork"; # *** # this should be detected!
51%webworkURLs = (
52 root => "$webworkURLRoot",
53 htdocs => "/webwork_files",
54 docs => "http://webhost.math.rochester.edu/webworkdocs/docs",
55);
56
57################################################################################ 650################################################################################
58# Default course-specific settings 651# Session options
59################################################################################ 652################################################################################
60
61my $courseRoot = "$webworkDirs{courses}/$courseName";
62%courseDirs = (
63 root => "$courseRoot",
64 DATA => "$courseRoot/DATA",
65 auth_DATA => "$courseRoot/DATA/.auth",
66 html => "$courseRoot/html",
67 html_images => "$courseRoot/html/images",
68 html_temp => "$courseRoot/html/tmp",
69 logs => "$courseRoot/logs",
70 scoring => "$courseRoot/scoring",
71 templates => "$courseRoot/templates",
72 macros => "$courseRoot/templates/macros",
73);
74
75%courseFiles = (
76 environment => "$courseDirs{root}/course.conf",
77);
78
79my $courseURLRoot = "$webworkURLs{htdocs}/courses/$courseName";
80%courseURLs = (
81 base => "$courseURLRoot", # *** # this should be "root"?
82 html => "$courseURLRoot",
83 html_temp => "$courseURLRoot/tmp",
84);
85
86################################################################################
87# Other site-specific options
88################################################################################
89
90%mail = (
91 smtpServer => "mail.math.rochester.edu",
92 smtpSender => "webwork\@math.rochester.edu",
93);
94
95%externalPrograms = (
96 mv => "/bin/mv", # *** is this used? probably not...
97 tth => "/usr/local/bin/tth",
98 pdflatex => "/usr/local/bin/pdflatex",
99 latex => "/usr/local/bin/latex",
100 dvipng => "/usr/local/bin/dvipng -mode ljfivemp -D600 -Q6 -x1000.5 -bgTransparent",
101 gif2eps => "$webworkDirs{bin}/gif2eps",
102 png2eps => "$webworkDirs{bin}/png2eps",
103 gif2png => "$webworkDirs{bin}/gif2png",
104);
105
106################################################################################
107# Frontend options
108################################################################################
109
110%templates = (
111 system => "$webworkDirs{conf}/barebones.template",
112);
113 653
114# $sessionKeyTimeout defines seconds of inactivity before a key expires 654# $sessionKeyTimeout defines seconds of inactivity before a key expires
115$sessionKeyTimeout = 60*30; 655$sessionKeyTimeout = 60*30;
656
657# $sessionKeyLength defines the length (in characters) of the session key
658$sessionKeyLength = 32;
659
660# @sessionKeyChars lists the legal session key characters
661@sessionKeyChars = ('A'..'Z', 'a'..'z', '0'..'9');
116 662
117# Practice users are users who's names start with $practiceUser 663# Practice users are users who's names start with $practiceUser
118# (you can comment this out to remove practice user support) 664# (you can comment this out to remove practice user support)
119$practiceUserPrefix = "practice"; 665$practiceUserPrefix = "practice";
120 666
… …
122# commented out by default, though, so you don't hurt yourself. It is 668# commented out by default, though, so you don't hurt yourself. It is
123# kindof a backdoor to the practice user system, since he doesn't have a 669# kindof a backdoor to the practice user system, since he doesn't have a
124# password. Come to think of it, why do we even have this?! 670# password. Come to think of it, why do we even have this?!
125#$debugPracticeUser = "practice666"; 671#$debugPracticeUser = "practice666";
126 672
127################################################################################ 673# Option for gateway tests; $gatewayGracePeriod is the time in seconds
128# Database and session 674# after the official due date during which we'll still grade the test
129################################################################################ 675$gatewayGracePeriod = 120;
130 676
131%dbInfo = (
132 auth_type => "GDBM",
133 auth_passwd_file => "$courseDirs{auth_DATA}/$courseName\_password_DB",
134 auth_perm_file => "$courseDirs{auth_DATA}/$courseName\_permissions_DB",
135 auth_keys_file => "$courseDirs{auth_DATA}/keys",
136 wwdb_type => "GDBM",
137 wwdb_file => "$courseDirs{DATA}/$courseName\_webwork_DB",
138 cldb_type => "GDBM",
139 cldb_file => "$courseDirs{DATA}/$courseName\_classlist_DB",
140 psvn_digits => 5,
141);
142
143# This lets you specify a minimum permission level needed to perform
144# certain actions. In the current system, >=10 will allow a professor
145# to perform the action, >=5 will allow a TA to, and >=0 will allow a
146# student to perform an action (almost never what you want).
147%permissionLevels = (
148 "become_student" => 10,
149);
150
151################################################################################ 677################################################################################
152# PG translation options 678# PG subsystem options
153################################################################################ 679################################################################################
154 680
155%pg = ( 681# List of enabled display modes. Comment out any modes you don't wish to make
156 options => { 682# available for use.
157 # default translation options 683$pg{displayModes} = [
684 "plainText", # display raw TeX for math expressions
685 "formattedText", # format math expressions using TtH
686 "images", # display math expressions as images generated by dvipng
687 "jsMath", # render TeX math expressions on the client side using jsMath
688 "asciimath", # render TeX math expressions on the client side using ASCIIMathML
689];
690
691#### Default settings for the PG translator
692
693# Default display mode. Should be listed above.
158 displayMode => "images", 694$pg{options}{displayMode} = "images";
159 showOldAnswers => 1, 695
160 showCorrectAnswers => 0, 696# The default grader to use, if a problem doesn't specify.
161 showHints => 0, 697$pg{options}{grader} = "avg_problem_grader";
162 showSolutions => 0, 698
163 catchWarnings => 1, 699# Fill in answer blanks with the student's last answer by default?
164 # default grader 700$pg{options}{showOldAnswers} = 1;
165 grader => "avg_problem_grader", 701
702# Show correct answers (when allowed) by default?
703$pg{options}{showCorrectAnswers} = 0;
704
705# Show hints (when allowed) by default?
706$pg{options}{showHints} = 0;
707
708# Show solutions (when allowed) by default?
709$pg{options}{showSolutions} = 0;
710
711# Catch translation warnings internally by default? (We no longer need to do
712# this, since there is a global warnings handler. So this should be off.)
713$pg{options}{catchWarnings} = 0;
714
715##### Currently-selected renderer
716
717# Only the local renderer is supported in this version.
718$pg{renderer} = "WeBWorK::PG::Local";
719
720# The remote renderer connects to an XML-RPC PG rendering server.
721#$pg{renderer} = "WeBWorK::PG::Remote";
722
723##### Renderer-dependent options
724
725# The remote renderer has one option:
726$pg{renderers}{"WeBWorK::PG::Remote"} = {
727 # The "proxy" server to connect to for remote rendering.
728 proxy => "http://localhost:21000/RenderD",
729};
730
731##### Settings for various display modes
732
733# "images" mode has several settings:
734$pg{displayModeOptions}{images} = {
735 # Determines the method used to align images in output. Can be
736 # "baseline", "absmiddle", or "mysql".
737 dvipng_align => 'baseline',
738
739 # If we choose mysql, we need information on connecting to the
740 # database. Whatever you use here, you have to create the database
741 # and grant read/write priveleges to the user listed here. To create
742 # the database in mysql, as root use:
743 #
744 # CREATE DATABASE DvipngDepths;
745 # USE DvipngDepths;
746 # CREATE TABLE depths (md5 CHAR(33) NOT NULL, depth SMALLINT, PRIMARY KEY (md5));
747 # GRANT ALL ON DvipngDepths.* TO webworkWrite;
748 #
749 # In the last statement, "webworkWrite" should match the user below.
750 # FIXME: this database can become a table in the 'webwork' database
751 dvipng_depth_db => {
752 dbsource => 'dbi:mysql:DvipngDepths',
753 user => $dbLayouts{sql_single}->{password}->{params}->{usernameRW},
754 passwd => $dbLayouts{sql_single}->{password}->{params}->{passwordRW},
166 }, 755 },
167 # modules lists module names and the packages each contains 756};
168 modules => [ 757
758$pg{displayModeOptions}{jsMath} = {
759 reportMissingFonts => 0, # set to 1 to allow the missing font message
760 missingFontMessage => undef, # set to an HTML string to replace the missing font message
761 noImageFonts => 0, # set to 1 if you didn't install the jsMath image fonts
762 processDoubleClicks => 1, # set to 0 to disable double-click on math to get TeX source
763};
764
765##### Directories used by PG
766
767# The root of the PG directory tree (from pg_root in Apache config).
768$pg{directories}{root} = "$pg_dir";
769$pg{directories}{lib} = "$pg{directories}{root}/lib";
770$pg{directories}{macros} = "$pg{directories}{root}/macros";
771$pg{directories}{applets} = "http://$domainName$webwork_htdocs_url/applets";
772
773#
774# The macro file search path. Each directory in this list is seached
775# (in this order) by loadMacros() when it looks for a .pl file.
776#
777$pg{directories}{macrosPath} = [
778 ".", # search the problem file's directory
779 $courseDirs{macros},
780 $pg{directories}{macros},
781];
782
783$pg{directories}{appletPath} = [ # paths to search for applets (requires full url)
784 $pg{directories}{applets},
785 "http://$domainName$courseURLs{html}/applets",
786];
787
788##### "Special" PG environment variables. (Stuff that doesn't fit in anywhere else.)
789
790# Users for whom to print the file name of the PG file being processed.
791$pg{specialPGEnvironmentVars}{PRINT_FILE_NAMES_FOR} = [ "professor", ];
792
793# Locations of CAPA resources. (Only necessary if you need to use converted CAPA
794# problems.)
795$pg{specialPGEnvironmentVars}{CAPA_Tools} = "$courseDirs{macros}/CAPA_Tools/",
796$pg{specialPGEnvironmentVars}{CAPA_MCTools} = "$courseDirs{macros}/CAPA_MCTools/",
797$pg{specialPGEnvironmentVars}{CAPA_GraphicsDirectory} = "$courseDirs{html}/CAPA_Graphics/",
798$pg{specialPGEnvironmentVars}{CAPA_Graphics_URL} = "$courseURLs{html}/CAPA_Graphics/",
799
800# Size in pixels of dynamically-generated images, i.e. graphs.
801$pg{specialPGEnvironmentVars}{onTheFlyImageSize} = 400,
802
803# To disable the Parser-based versions of num_cmp and fun_cmp, and use the
804# original versions instead, set this value to 1.
805$pg{specialPGEnvironmentVars}{useOldAnswerMacros} = 0;
806
807# Strings to insert at the start and end of the body of a problem
808# (at beginproblem() and ENDDOCUMENT) in various modes. More display modes
809# can be added if different behaviours are desired (e.g., HTML_dpng,
810# HTML_asciimath, etc.). These parts are not used in the Library browser.
811
812$pg{specialPGEnvironmentVars}{problemPreamble} = { TeX => '', HTML=> '' };
813$pg{specialPGEnvironmentVars}{problemPostamble} = { TeX => '', HTML=>'' };
814
815# To have the problem body indented and boxed, uncomment:
816
817# $pg{specialPGEnvironmentVars}{problemPreamble}{HTML} = '<BLOCKQUOTE>
818# <TABLE BORDER=1 CELLSPACING=1 CELLPADDING=15 BGCOLOR=#E8E8E8><TR><TD>';
819# $pg{specialPGEnvironmentVars}{problemPostamble}{HTML} = '</TD></TR></TABLE>
820# </BLOCKQUOTE>';
821
822##### PG modules to load
823
824# The first item of each list is the module to load. The remaining items are
825# additional packages to import.
826
827${pg}{modules} = [
169 [qw(DynaLoader)], 828 [qw(DynaLoader)],
170 [qw(Exporter)], 829 [qw(Exporter)],
171 [qw(GD)], 830 [qw(GD)],
172 831
173 [qw(AlgParser AlgParserWithImplicitExpand Expr ExprWithImplicitExpand)], 832 [qw(AlgParser AlgParserWithImplicitExpand Expr ExprWithImplicitExpand utf8)],
174 [qw(AnswerHash AnswerEvaluator)], 833 [qw(AnswerHash AnswerEvaluator)],
175 [qw(WWPlot)], # required by Circle (and others) 834 [qw(WWPlot)], # required by Circle (and others)
176 [qw(Circle)], 835 [qw(Circle)],
177 [qw(Complex)], 836 [qw(Complex)],
178 [qw(Complex1)], 837 [qw(Complex1)],
179 [qw(Distributions)], 838 [qw(Distributions)],
180 [qw(Fraction)], 839 [qw(Fraction)],
181 [qw(Fun)], 840 [qw(Fun)],
182 [qw(Hermite)], 841 [qw(Hermite)],
183 [qw(Label)], 842 [qw(Label)],
184 [qw(List)], 843 [qw(List)],
185 [qw(Match)], 844 [qw(Match)],
186 [qw(MatrixReal1)], # required by Matrix 845 [qw(MatrixReal1)], # required by Matrix
187 [qw(Matrix)], 846 [qw(Matrix)],
188 [qw(Multiple)], 847 [qw(Multiple)],
189 [qw(PGrandom)], 848 [qw(PGrandom)],
190 [qw(Regression)], 849 [qw(Regression)],
191 [qw(Select)], 850 [qw(Select)],
192 [qw(Units)], 851 [qw(Units)],
193 [qw(VectorField)], 852 [qw(VectorField)],
194 ], 853 [qw(Parser Value)],
195 # defaults used by answer evaluators 854 [qw(Parser::Legacy)],
855 [qw(Apache::Log)],
856];
857
858##### Answer evaluatior defaults
859
196 ansEvalDefaults => { 860$pg{ansEvalDefaults} = {
197 functAbsTolDefault => .001, 861 functAbsTolDefault => .001,
198 functLLimitDefault => .0000001, 862 functLLimitDefault => .0000001,
199 functMaxConstantOfIntegration => 1E8, 863 functMaxConstantOfIntegration => 1E8,
200 functNumOfPoints => 3, 864 functNumOfPoints => 3,
201 functRelPercentTolDefault => .1, 865 functRelPercentTolDefault => .1,
202 functULimitDefault => .9999999, 866 functULimitDefault => .9999999,
203 functVarDefault => "x", 867 functVarDefault => "x",
204 functZeroLevelDefault => 1E-14, 868 functZeroLevelDefault => 1E-14,
205 functZeroLevelTolDefault => 1E-12, 869 functZeroLevelTolDefault => 1E-12,
206 numAbsTolDefault => .001, 870 numAbsTolDefault => .001,
207 numFormatDefault => "", 871 numFormatDefault => "",
208 numRelPercentTolDefault => .1, 872 numRelPercentTolDefault => .1,
209 numZeroLevelDefault => 1E-14, 873 numZeroLevelDefault => 1E-14,
210 numZeroLevelTolDefault => 1E-12, 874 numZeroLevelTolDefault => 1E-12,
211 }, 875 useBaseTenLog => 0,
212); 876 defaultDisplayMatrixStyle => "[s]",
877};
878
879################################################################################
880# Compatibility
881################################################################################
882
883# Define the old names for the various "root" variables.
884$webworkRoot = $webworkDirs{root};
885$webworkURLRoot = $webworkURLs{root};
886$pgRoot = $pg{directories}{root};
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