--- loncom/enrollment/localenroll.pm 2003/12/11 00:39:54 1.4 +++ loncom/enrollment/localenroll.pm 2007/09/12 19:49:37 1.25 @@ -1,8 +1,49 @@ +# functions to glue school database system into Lon-CAPA for +# automated enrollment +# $Id: localenroll.pm,v 1.25 2007/09/12 19:49:37 raeburn Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# package localenroll; use strict; ################################ +# sub run +# set this to return 1 if you want the auto enrollment to run +# +# Beginning with LON-CAPA version 2.4, use of this routine is +# deprecated. Whether or not Autoenroll.pl should run is set +# by the Domain Coordinator via "Set domain configuration", +# provided in the Domain Management section of the Main menu. +################################ + +sub run() { + my $dom = shift; + return 0; +} + +################################ # sub fetch_enrollment # # connects to the institutional classlist data source, @@ -17,7 +58,7 @@ use strict; # where DOMAIN = msu COURSE = 43551dedcd43febmsul1 # INSTITUTIONALCODE = fs03nop590001 # (MSU's course naming scheme - fs03 = Fall semester 2003, nop = -# department name, 590 = course number, 001 = section number. +# department name, 590 = course number, 001 = section number.) # # fetch_enrollment requires three arguments - # $dom - DOMAIN e.g., msu @@ -72,9 +113,14 @@ use strict; # # # The and the are the activation date and expiration date -# for this student's role. If they are absent, then the date set for -# first automated enrollment is used as the default activation date, and the -# date set for last automated enrollment is used as the default expiration date. +# for this student's role. If they are absent, then the default access start and +# default access end dates are used. The default access dates can be set when +# the course is created, and can be modified using the Automated Enrollment +# Manager, or via the 'Upload a class list','Enroll a single student' or +# 'Modify student data' utilities in the Enrollment Manager, by checking the +# 'make these dates the default for future enrollment' checkbox. If no default +# dates have been set, then the tudent role will be active immediately, and will +# remain active until the role is explicitly expired using ENRL -> Drop students. # If dates are to included in the XML file, they should be in the format # YYYY:MM:DD:HH:MM:SS (: separators required). # @@ -102,13 +148,12 @@ use strict; ################################ sub fetch_enrollment { - my ($dom,$affiliatesref,$replyref) = @_; - foreach my $crs (sort keys %{$affiliatesref}) { - $$replyref{$crs} = 0; - } - } - my $okflag = 0; - return $okflag; + my ($dom,$affiliatesref,$replyref) = @_; + foreach my $crs (sort keys %{$affiliatesref}) { + $$replyref{$crs} = 0; + } + my $okflag = 0; + return $okflag; } ############################### @@ -125,19 +170,19 @@ sub fetch_enrollment { # official sections and provides a checkbox to use to # select enrollment in the LON-CAPA course from each official section. # -# get_sections requires one argument - the instituional coursecode +# get_sections takes two arguments - (a) the institutional coursecode # (in the MSU case this is a concatenation of semester code, department -# and course number). +# and course number), and (b) the LON-CAPA domain that contains the course. # # If there is no access to official course sections at your institution, # then an empty array is returned, and the Automated Enrollment Manager # interface will allow the course coordinator to enter section numbers # in text boxes. # -################################ +############################### sub get_sections { - my $coursecode = shift; + my ($coursecode,$dom) = @_; my @secs = (); return @secs; } @@ -149,7 +194,7 @@ sub get_sections { # lonpopulate.pm to record that fact that a new course section # has been added to LON-CAPA that requires access to institutional data # At MSU, this is required, as institutional classlists can only made -# available to faculty who are officially assigned to a course +# available to faculty who are officially assigned to a course. # # The new_course subroutine is used to check that the course owner # of the LON-CAPA course is permitted to access the institutional @@ -160,17 +205,19 @@ sub get_sections { # The course section or crosslisted course will only be added to the list of # affiliates if 'ok' is returned. # -# new_course requires two arguments - -# the institutional courseID (in the MSU case this is a concatenation of +# new_course takes three arguments - +# (a) the institutional courseID (in the MSU case this is a concatenation of # semester code, department code, course number, and section number # e.g., fs03nop590001). -# the course owner. This is the LON-CAPA username of the course coordinator -# assigned to the course when it is first created. +# (b) the course owner. This is the LON-CAPA username and domain of the course +# coordinator assigned to the course when it is first created, in the form +# username:domain +# (c) the LON-CAPA domain that contains the course # ################################# sub new_course { - my ($course_id,$owner) = @_; + my ($course_id,$owner,$dom) = @_; my $outcome = 'ok'; return $outcome; } @@ -187,15 +234,16 @@ sub new_course { # # A valid courseID is confirmed by returning 'ok' # -# validate_courseID requires one argument - -# the institutional courseID (in the MSU case this is a concatenation of +# validate_courseID takes two arguments - +# (a) the institutional courseID (in the MSU case this is a concatenation of # semester code, department code, course number, and section number # e.g., fs03nop590001). +# (b) the LON-CAPA domain that contains the course # ############################### sub validate_courseID { - my $course_id = shift; + my ($course_id,$dom) = @_; my $outcome = 'ok'; return $outcome; } @@ -204,38 +252,423 @@ sub validate_courseID { # sub create_password # # This is called when the authentication method set for the automated -# enrollment process when enrolling new users in the domain is "local". -# This could be signalled for the specific user by the value of local +# enrollment process when enrolling new users in the domain is "localauth". +# This could be signalled for the specific user by the value of localauth # for the tag from the classlist.xml files, or if this is blank, # the default authtype, set by the domain coordinator when creating the course # with loncreatecourse.pm. -# -# create_password requires one argument - -# the value of from the classlist.xml files, or if this is blank, -# the default autharg, set by the domain coordinator when creating the course -# with loncreatecourse.pm. +# +# create_password takes three arguments - +# (a) $authparam - the value of from the classlist.xml files, +# or if this blank, the default autharg, set by the domain coordinator when +# creating the course with loncreatecourse.pm +# (b) $dom - the domain of the new user. +# (c) $username - the username of the new user (currently not actually used) # -# Three values are returned: +# Four values are returned: # (a) the value of $authparam - which might have been changed # (b) a flag to indicate whether a password had been created # 0 means no password created # 1 means password created. In this case the calling module - Enrollment.pm -# will send the LON-CAPA username and passwod to the new user's e-mail +# will send the LON-CAPA username and password to the new user's e-mail # (if one was provided), or to the course owner (if one was not provided and # the new user was created by the automated process), or to the active # course coordinator (if the new user was created using the 'update roster -# now' interface included in the Automated Enrollment Manager. +# now' interface included in the Automated Enrollment Manager). # (c) a flag to indicate that the authentication method is correct - 'ok'. # If $authchk is not set to 'ok' then account creation and enrollment of the # new user will not occur. -# +# (d) if a password was created it can be sent along. This is the password +# which will be included in the e-mail sent to the new user, or made available +# to the course owner/course coordinator if no e-mail address is provided. If +# you do not wish to send a password, but want to give instructions on obtaining +# one, you could set $newpasswd as those instructions. (e.g., +# $newpasswd = '(Please visit room 212, ACNS Bldg. to obtain your password)'; +# The value of $newpasswd is NOT written in the user's LON-CAPA passwd file in +# /home/httpd/lonUsers/$dom/a/b/c/abcuser/passwd, which in the case of a user +# employing localauth will contain 'localauth:$authparam'. If you need to include +# a parameter in the user's passwd file, you should return it as $authparam, +# i.e., the first of the variables returned by create_password(). ############################### sub create_password { - my $authparam = shift; + my ($authparam,$dom,$username) = @_; my $authchk = 'ok'; + my $newpasswd = ''; my $create_passwd = 0; - return ($authparam,$create_passwd,$authchk); + return ($authparam,$create_passwd,$authchk,$newpasswd); +} + +############################### +# sub instcode_format +# +# Split coursecodes into constituent parts. +# e.g., INSTITUTIONALCODE = fs03nop590, LON-CAPA COURSEID: 43551dedcd43febmsul1 +# (MSU's course naming scheme - fs03 = Fall semester 2003, nop = +# department name, 590 = course number) +# +# Incoming data: +# $dom (domain) +# $$instcodes{'43551dedcd43febmsul1'} = 'fs03nop590' (hash of courseIDs) +# +# fs03nop590 would be split as follows +# @{$codetitles} = ("year","semester","department","number") +# $$codes{{'year'} = '2003' +# $$codes{'semester'} = 'Fall' +# $$codes{'department'} = 'nop' +# $$codes{'number'} = '590' +# +# requires six arguments: +# domain ($dom) +# reference to hash of institutional course IDs ($instcodes) +# reference to hash of codes ($codes) +# reference to array of titles ($codetitles) +# reference to hash of abbreviations used in categories +# reference to hash of arrays specifying sort order used in category titles +# +# e.g., %{$$cat_titles{'Semester'}} = ( +# fs => 'Fall', +# ss => 'Spring', +# us => 'Summer'); +# +# e.g., @{$$cat_order{'Semester'}} = ('ss','us','fs'); +# returns 1 parameter: 'ok' if no processing errors. +############################### + +sub instcode_format () { + my ($dom,$instcodes,$codes,$codetitles,$cat_titles,$cat_order) = @_; + my $outcome = 'ok'; + return $outcome; +} + +############################### +# sub institutional_photos +# +# Called when automated enrollment manager is used to update student photos. +# +# Incoming data: six arguments +# (a) $dom (domain) +# (b) $crs (LONCAPA course number) +# (c) $affiliates: a reference to a hash with the keys set to the +# institutional course IDs for the course. +# (d) $result: a reference to a hash which will return usernames +# of students (& separated) in following categories (the keys): +# new, update, missing, same, deleted, noid, nouser. The list +# includes those students for whom the result of the modification +# process was either addition of a new photo. update of an +# existing photo, photo was found to be missing from institution's +# data store, photo used is same as before, or photo was +# deleted from storage on LON-CAPA server housing student's +# information, no student ID was available. + +# (e) $action: the type of action needed. (e.g., update, delete); +# (f) $students: a reference to a hash with the keys set to student +# usernames and domains in the form username:domain, and values set +# to the studentID, if action is required for specific students. +# +# returns 1 parameter: 'ok' if no processing errors. +# other course or student specific values can be stored as values +# in the appropriate referenced hashes. +############################### + +sub institutional_photos { + my ($dom,$crs,$affiliates,$result,$action,$students) = @_; + my $outcome = 'ok'; + return $outcome; +} + +############################### +# sub photo_permission +# +# Incoming data: three arguments +# (a) $dom (domain) +# (b) $perm_reqd: a reference to a a scalar that is either 'yes' +# if a course owner must indicate acceptance of conditions of use, +# 'no' otherwise. +# (c) $conditions: the text of the conditions of use. +# +# returns 1 parameter: 'ok' if no processing errors. +# $$perm_reqd is set to 'yes' or 'no' +# $$agreement is set to conditions of use - plain text string +# which will be displayed in a textarea in a web form. +############################### + +sub photo_permission { + my ($dom,$perm_reqd,$conditions) = @_; + $$perm_reqd = 'no'; + $$conditions = ''; + my $outcome = 'ok'; + return $outcome; +} + + +############################### +# sub manager_photo_update +# +# Incoming data: one argument +# (a) $dom (domain) +# +# returns 2 parameters: update (0 or 1), and comment. +# Called by automated enrollment manager, to determine +# whether "Update Student photos" button will be available, +# and if so, the message (plain text string) that will be displayed +# with the button. +############################### + +sub manager_photo_update { + my ($dom) = @_; + my $update = 0; + my $comment = ''; + return ($update,$comment); +} + +############################### +# sub check_section +# +# Incoming data: three arguments (+ fourth optional argument) +# (a) $class - institutional class id (coursecode concatanated with section) +# (b) $owner - course owner (2.2 and later username:domain; pre-2.2 username) +# (c) $dom 0 domain of course +# (d) $dbh - optional database handle +# +# returns 1 parameter - $sectioncheck ('ok' or other value). +# Verifies that course owner has access to classlist for specific class +# according to institution's SIS. 'ok' if access available +############################### + +sub check_section { + my ($class,$owner,$dom,$dbh) = @_; + my $sectioncheck = 'ok'; + return $sectioncheck; +} + +############################### +# sub instcode_defaults +# +# Incoming data: three arguments +# (a) $dom - domain +# (b) $defaults - reference to hash which will contain default regular +# expression matches for different components of an +# institutional course code +# (c) $code_order - reference to array which will contain order of +# component parts used in institutional code. +# +# returns 1 parameter - ('ok' or other value). +# Used to construct a regular expression to be used when searching for +# courses based on fragments of an institutional code. +# $defaults contains defaults to use for each component, and code_order +# contains keys of hash in order in which they are to be concatenated. +# +# e.g., INSTITUTIONALCODE = fs03nop590 +# (MSU's course naming scheme - fs = semester, 03 = year, nop = +# department name, 590 = course number) +# +# %{$defaults} = ( +# 'Year' => '\d{2}', +# 'Semester' => '^[sfu]s', +# 'Department' => '\w{2,3}', +# 'Number' => '\d{3,4}\w?', +# ); +# +# @{$code_order} = ('Semester','Year','Department','Number'); +# +############################### + +sub instcode_defaults { + my ($dom,$defaults,$code_order) = @_; + return 'ok'; +} + +############################### +# sub allusers_info +# +# Incoming data: three arguments +# (a) $dom - domain +# (b) $instusers - reference to hash which will contain hashes, +# where keys will be usernames and value will be a +# hash of user information. Keys in the inner hash +# will be some or all of: lastname,firstname, +# middlename, generation, id, inststatus - +# institutional status (e.g., faculty,staff,student) +# Values are all scalars except inststatus, +# which is an array. +# (c) $instids - reference to hash which will contain ID numbers. +# keys will be unique IDs (student or faculty/staff ID) +# values will be either: scalar (username) or an array +# if a single ID matches multiple usernames. +# returns 1 parameter - 'ok' if no processing error, or other value +# if an error occurred. +# side effects - populates the $instusers and $instids refs to hashes. +# with information for all users from all available +# institutional datafeeds. +# +############################### + +sub allusers_info { + my ($dom,$instusers,$instids) = @_; + my $outcome = 'ok'; + return $outcome; +} + +############################### +# sub get_userinfo +# +# Incoming data: four required arguments and additional optional arguments +# Two modes of operation: +# (1) Retrieves institutional data for a single user either by username +# if $uname is included as second argument, or by ID if $id is +# included as a third argument. Either (b) or (c) must be provided. +# (g), (h) and (i) will be undefined. +# (2) Retrieves institutional user data from search of an institutional +# directory based on a search. (g) and (h) are required. +# (i) is optional. (b) and (c) will be undefined. +# +# (a) $dom - domain +# (b) $uname - username of user +# (c) $id - student/faculty ID of user +# (d) $instusers - reference to hash which will contain info for user +# as key = value; keys will be one or all of: +# lastname,firstname,middlename,generation,id,inststatus - +# institutional status (e.g., faculty,staff,student) +# Values are all scalars except inststatus, +# which is an array. +# (e) $instids - reference to hash which will contain ID numbers - +# keys will be unique IDs (student or faculty/staff ID) +# values will be either: scalar (username) or an array +# if a single ID matches multiple usernames. +# (f) $types - optional reference to array which contains +# institutional types to check. +# (g) $srchby - optional if $uname or $id defined, otherwise required. +# Allowed values include: 1. lastfirst, 2. last, 3. uname +# corresponding to searches by 1. lastname,firstname; +# 2. lastname; 3. username +# (h) $srchterm - optional if $uname or $id defined, otherwise required +# String to search for. +# (i) $srchtype - optional. Allowed values: contains, begins (defaults +# to exact match otherwise). +# +# returns 1 parameter - 'ok' if no processing error, or other value +# if an error occurred. +# side effects - populates the $instusers and $instids refs to hashes. +# with information for specified username, or specified +# id, if fifth argument provided, from all available, or +# specified (e.g., faculty only) institutional datafeeds, +# if sixth argument provided. +# +# WARNING: You need to set $outcome to 'ok' once you have customized +# this routine to communicate with an instititional +# directory data source, otherwise institutional directory +# searches will always be reported as being unavailable +# in domain $dom. +# +############################### + +sub get_userinfo { + my ($dom,$uname,$id,$instusers,$instids,$types, + $srchby,$srchterm,$srchtype) = @_; + my $outcome = 'unavailable'; + return $outcome; +} + +############################### +# sub inst_usertypes +# +# Incoming data: three arguments +# (a) $dom - domain +# (b) $usertypes - reference to hash which will contain +# key = value, where keys are institution +# affiliation types (e.g., Faculty, Student etc.) +# and values are titles (e.g., Faculty/Academic Staff) +# (c) $order - reference to array which will contain the order in +# which institutional types should be shown +# when displaying data tables (e.g., default quotas +# or updateable user fields (see domainprefs.pm) +# returns 1 parameter - 'ok' if no processing error, or other value +# if an error occurred. +# +############################### + +sub inst_usertypes { + my ($dom,$usertypes,$order) = @_; + @{$order} = (); + %{$usertypes} = (); + my $outcome = 'ok'; + return $outcome; +} + +############################### +# sub username_rules +# +# Incoming data: three arguments +# (a) $dom - domain +# (b) $ruleshash - reference to hash containing rules +# (a hash of a hash) +# keys of top level hash are short names +# (e.g., netid, noncredit) +# for each key, value is a hash +# desc => long name for rule +# rule => description of rule +# authtype => (krb5,krb4,int, or loc) +# authentication type for rule +# authparm => authentication parameter for rule +# authparmfixed => 1 if authparm used when +# creating user for rule must be authparm +# authmsg => Message to display describing +# authentication to use for this rule +# +# (c) $rulesorder - reference to array containing rule names +# in order to be displayed + +# +# returns 'ok' if no processing error. +# +############################### + +sub username_rules { + my ($dom,$ruleshash,$rulesorder) = @_; + my $outcome; + return $outcome; +} + +############################### +# sub check_username +# +# Incoming data: four arguments +# (a) $dom - domain (scalar) +# (b) $uname - username to compare against rules (scalar) +# (c) $to_check (reference to array of rule names to check) +# (d) $resultshash (reference to hash of results) +# hash of results for rule checked +# - keys are rule names +# - values are: 1 or 0 (for matched or unmatched) +# +# returns 'ok' if no processing error. +# +############################### + +sub username_check { + my ($dom,$uname,$to_check,$resultshash) = @_; + my $outcome; + return $outcome; +} + +############################### +# sub AUTOLOAD +# +# Incoming data: none +# Returns '' +# +# Prevents errors when undefined subroutines are called in this package +# Will allow new routines added in the future to be called from lond etc. +# without the need for customized versions of local*.pm packages to be +# modified to include the new subroutines immediately. +# +# See "Programming Perl" 3rd ed. pp 296-298. +############################### + +sub AUTOLOAD { + our $AUTOLOAD; + return ''; } 1; 500 Internal Server Error

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