Annotation of loncom/enrollment/localenroll.pm, revision 1.35

1.5       albertel    1: # functions to glue school database system into Lon-CAPA for 
                      2: # automated enrollment
1.35    ! raeburn     3: # $Id: localenroll.pm,v 1.34 2009/03/09 01:58:52 weissno Exp $
1.5       albertel    4: #
                      5: # Copyright Michigan State University Board of Trustees
                      6: #
                      7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      8: #
                      9: # LON-CAPA is free software; you can redistribute it and/or modify
                     10: # it under the terms of the GNU General Public License as published by
                     11: # the Free Software Foundation; either version 2 of the License, or
                     12: # (at your option) any later version.
                     13: #
                     14: # LON-CAPA is distributed in the hope that it will be useful,
                     15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     17: # GNU General Public License for more details.
                     18: #
                     19: # You should have received a copy of the GNU General Public License
                     20: # along with LON-CAPA; if not, write to the Free Software
                     21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     22: #
                     23: # /home/httpd/html/adm/gpl.txt
                     24: #
                     25: # http://www.lon-capa.org/
                     26: #
1.32      jms        27: 
                     28: =pod
                     29: 
                     30: =head1 NAME
                     31: 
                     32: localenroll
                     33: 
                     34: =head1 SYNOPSIS
                     35: 
                     36: This is part of the LearningOnline Network with CAPA project
                     37: described at http://www.lon-capa.org.
                     38: 
                     39: 
                     40: =head1 NOTABLE SUBROUTINES
                     41: 
                     42: =over
                     43: 
                     44: =cut
                     45: 
1.4       raeburn    46: package localenroll;
                     47: 
                     48: use strict;
1.6       albertel   49: 
1.32      jms        50: =pod
                     51:  
                     52: =item run()
                     53:  set this to return 1 if you want the auto enrollment to run
                     54: 
                     55:  Beginning with LON-CAPA version 2.4, use of this routine is
                     56:  deprecated.  Whether or not Autoenroll.pl should run is set
                     57:  by the Domain Coordinator via "Set domain configuration",
                     58:  provided in the Domain Management section of the Main menu. 
                     59: 
                     60: =cut
1.6       albertel   61: 
1.9       raeburn    62: sub run() {
                     63:     my $dom = shift;
                     64:     return 0;
                     65: }
1.4       raeburn    66: 
1.32      jms        67: 
                     68: =pod
                     69: 
                     70: =item fetch_enrollment()
                     71: 
                     72:  connects to the institutional classlist data source,
                     73:  reads classlist data and stores in an XML file
                     74:  in /home/httpd/perl/tmp/
                     75: 
                     76:  classlist files are named as follows:
                     77: 
                     78:  DOMAIN_COURSE_INSTITUTIONALCODE_classlist.xml
                     79: 
                     80:  e.g., msu_43551dedcd43febmsul1_fs03nop590001_classlist.xml
                     81:  where DOMAIN = msu  COURSE = 43551dedcd43febmsul1 
                     82:  INSTITUTIONALCODE = fs03nop590001 
                     83:  (MSU's course naming scheme - fs03 = Fall semester 2003, nop =
                     84:  department name, 590 = course number, 001 = section number.)
                     85: 
                     86:  fetch_enrollment requires three arguments -
                     87:  $dom - DOMAIN e.g., msu
                     88:  $affiliatesref - a reference to a hash of arrays that contains LON-CAPA 
                     89:  courses that are to be updated as keys, and institutional coursecodes 
                     90:  contributing enrollment to that LON-CAPA course as elements in each array.
                     91:  $replyref - a reference to a hash that contains LON-CAPA courses
                     92:  that are to be updated as keys, and the total enrollment count in all 
                     93:  affiliated sections, as determined from institutional data as hash elements. 
                     94: 
                     95:  As an example, if fetch_enrollment is called to retrieve institutional
                     96:  classlists for a single LON-CAPA course - 43551dedcd43febmsul1 which 
                     97:  corresponds to fs03nop590, sections 001, 601 and 602 , and the course
                     98:  also accommodates enrollment from a crosslisted course in the ost
                     99:  department - fs03ost580002:
                    100: 
                    101:  the affiliatesref would be a reference to %affiliates which would be:
                    102: 
                    103:  @{$affiliates{'43551dedcd43febmsul1'}} =
                    104:    ("fs03nop590001","fs03nop590601","fs03nop590602","fs03ost580002");
                    105: 
                    106:  fetch_enrollment would create four files in /home/httpd/perl/tmp/.
                    107:  msu_43551dedcd43febmsul1_fs03nop590001_classlist.xml
                    108:  msu_43551dedcd43febmsul1_fs03nop590601_classlist.xml
                    109:  msu_43551dedcd43febmsul1_fs03nop590602_classlist.xml
                    110:  msu_43551dedcd43febmsul1_fs03ost580002_classlist.xml
                    111: 
                    112:  In each file, student data would be stored in the following format
                    113:  
                    114:  <student username="smith">
                    115:   <autharg>MSU.EDU</autharg>
                    116:   <authtype>krb4</authtype>
                    117:   <email>smith@msu.edu</email>
                    118:   <enddate></enddate>
                    119:   <firstname>John</firstname>
                    120:   <generation>II</generation>
                    121:   <groupID>fs03nop590001</groupID>
                    122:   <lastname>Smith</lastname>
                    123:   <middlename>D</middlename>
                    124:   <startdate></startdate>
                    125:   <studentID>A12345678</studentID>
                    126:  </student>
                    127:  
                    128:  with the following at the top of the file
                    129: <?xml version="1.0" encoding="UTF-8"?>
                    130: <!DOCTYPE text>
                    131: <students>
                    132: 
                    133:  (all comment - s removed)
                    134: 
                    135:  and a closing:
                    136: </students>
                    137: 
                    138:  The <startdate> and the <enddate> are the activation date and expiration date
                    139:  for this student's role. If they are absent, then the default access start and
                    140:  default access end dates are used. The default access dates can be set when 
                    141:  the course is created, and can be modified using the Automated Enrollment
                    142:  Manager, or via the 'Upload a class list','Enroll a single student' or 
                    143:  'Modify student data' utilities in the Enrollment Manager, by checking the 
                    144:  'make these dates the default for future enrollment' checkbox. If no default 
                    145:  dates have been set, then the tudent role will be active immediately, and will 
                    146:  remain active until the role is explicitly expired using ENRL -> Drop students. 
                    147:  If dates are to included in the XML file, they should be in the format
                    148:  YYYY:MM:DD:HH:MM:SS (: separators required).
                    149: 
                    150:  If there were 10 students in fs03nop590001, 5 students in fs03nop59o601, 
                    151:  8 students in fs03nop590602, and 2 students in fs03ost580002,
                    152:  then $$reply{'43551dedcd43febmsul1'} = 25
                    153: 
                    154:  The purpose of the %reply hash is to detect cases where the institutional 
                    155:  enrollment is 0 (most likely due to a problem with the data source).
                    156:  In such a case, the LON-CAPA course roster is left unchanged (i.e., no
                    157:  students are expired, even if automated drops is enabled.
                    158:  
                    159:  fetch_enrollment should return a 0 or 1, depending on whether a connection
                    160:  could be established to the institutional data source.
                    161:  0 is returned if no connection could be made.
                    162:  1 is returned if connection was successful
                    163: 
                    164:  A return of 1 is required for the calling modules to perform LON-CAPA
                    165:  roster changes based on the contents of the XML classlist file(s), e,g,,
                    166:  msu_43551dedcd43febmsul1_fs03nop590001_classlist.xml
                    167: 
                    168:  XML classlist files are temporary. They are deleted after the enrollment 
                    169:  update process in the calling module is complete.
                    170: 
                    171: 
                    172: =cut
1.1       raeburn   173: 
                    174: sub fetch_enrollment {
1.7       matthew   175:     my ($dom,$affiliatesref,$replyref) = @_;
                    176:     foreach my $crs (sort keys %{$affiliatesref}) {
                    177:         $$replyref{$crs} = 0;
                    178:     }
                    179:     my $okflag = 0;
                    180:     return $okflag;
1.4       raeburn   181: }
                    182: 
1.32      jms       183: =pod
                    184: 
                    185: =item get_sections()
                    186: 
                    187:  This is called by the Automated Enrollment Manager interface
                    188:  (lonpopulate.pm) to create an array of valid sections for 
                    189:  a specific institutional coursecode.
                    190:  e.g., for MSU coursecode: fs03nop590
                    191:  ("001","601","602") would be returned
                    192: 
                    193:  If the array returned contains at least one element, then 
                    194:  the interface offerred to the course coordinator, lists
                    195:  official sections and provides a checkbox to use to
                    196:  select enrollment in the LON-CAPA course from each official section.  
                    197: 
                    198:  get_sections takes two arguments - (a) the institutional coursecode
                    199:  (in the MSU case this is a concatenation of semester code, department
                    200:  and course number), and (b) the LON-CAPA domain that contains the course. 
                    201:  
                    202:  If there is no access to official course sections at your institution,
                    203:  then an empty array is returned, and the Automated Enrollment Manager
                    204:  interface will allow the course coordinator to enter section numbers
                    205:  in text boxes.
                    206:  
                    207: 
                    208: 
                    209: =cut
1.4       raeburn   210: 
                    211: sub get_sections {
1.9       raeburn   212:     my ($coursecode,$dom) = @_;
1.4       raeburn   213:     my @secs = ();
                    214:     return @secs;
1.1       raeburn   215: }
                    216: 
1.32      jms       217: =pod
                    218: 
                    219: =item new_course()
                    220: 
                    221:  This is called by loncreatecourse.pm and 
                    222:  lonpopulate.pm to record that fact that a new course section
                    223:  has been added to LON-CAPA that requires access to institutional data
                    224:  At MSU, this is required, as institutional classlists can only made
                    225:  available to faculty who are officially assigned to a course.
                    226:  
                    227:  The new_course subroutine is used to check that the course owner
                    228:  of the LON-CAPA course is permitted to access the institutional
                    229:  classlist for any course sections and crosslisted classes that
                    230:  the course coordinator wishes to have affiliated with the course.
                    231:  
                    232:  If access is permitted, then 'ok' is returned.
                    233:  The course section or crosslisted course will only be added to the list of
                    234:  affiliates if 'ok' is returned.
                    235: 
                    236:  new_course takes three arguments -
                    237:  (a) the institutional courseID (in the MSU case this is a concatenation of 
                    238:  semester code, department code, course number, and section number
                    239:  e.g., fs03nop590001).
                    240:  (b) the course owner. This is the LON-CAPA username and domain of the course 
                    241:  coordinator assigned to the course when it is first created, in the form
                    242:  username:domain
                    243:  (c) the LON-CAPA domain that contains the course
                    244: 
                    245: =cut
1.4       raeburn   246: 
                    247: sub new_course  {
1.9       raeburn   248:     my ($course_id,$owner,$dom) = @_;
1.4       raeburn   249:     my $outcome = 'ok';
                    250:     return $outcome;
1.1       raeburn   251: }
                    252: 
1.32      jms       253: =pod
                    254: 
                    255: =item validate_courseID()
                    256: 
                    257:  This is called whenever a new course section or crosslisted course
                    258:  is being affiliated with a LON-CAPA course (i.e., by loncreatecourse.pm
                    259:  and the Automated Enrollment Manager in lonpopulate.pm).
                    260:  A check is made that the courseID that the course coordinator wishes
                    261:  to affiliate with the course is valid according to the institutional
                    262:  schedule of official classes 
                    263: 
                    264:  A valid courseID is confirmed by returning 'ok'
                    265: 
                    266:  validate_courseID takes two arguments -
                    267:  (a) the institutional courseID (in the MSU case this is a concatenation of
                    268:  semester code, department code, course number, and section number
                    269:  e.g., fs03nop590001).
                    270:  (b) the LON-CAPA domain that contains the course
                    271: 
                    272: =cut  
1.4       raeburn   273: 
                    274: sub validate_courseID {
1.9       raeburn   275:     my ($course_id,$dom) = @_;
1.4       raeburn   276:     my $outcome = 'ok';
                    277:     return $outcome;   
                    278: }
1.1       raeburn   279: 
1.32      jms       280: =pod
                    281: 
                    282: =item create_password()
                    283: 
                    284:  This is called when the authentication method set for the automated 
                    285:  enrollment process when enrolling new users in the domain is "localauth".
                    286:  This could be signalled for the specific user by the value of localauth
                    287:  for the <authtype> tag from the classlist.xml files, or if this is blank,
                    288:  the default authtype, set by the domain coordinator when creating the course
                    289:  with loncreatecourse.pm.
                    290:   
                    291:  create_password takes three arguments -
                    292:  (a) $authparam - the value of <autharg> from the classlist.xml files,
                    293:  or if this blank, the default autharg, set by the domain coordinator when 
                    294:  creating the course with loncreatecourse.pm
                    295:  (b) $dom - the domain of the new user.
                    296:  (c) $username - the username of the new user (currently not actually used)
                    297: 
                    298:  Four values are returned:
                    299:  (a) the value of $authparam - which might have been changed
                    300:  (b) a flag to indicate whether a password had been created
                    301:  0 means no password created
                    302:  1 means password created.  In this case the calling module - Enrollment.pm
                    303:  will send the LON-CAPA username and password to the new user's e-mail
                    304:  (if one was provided), or to the course owner (if one was not provided and
                    305:  the new user was created by the automated process), or to the active
                    306:  course coordinator (if the new user was created using the 'update roster
                    307:  now' interface included in the Automated Enrollment Manager).  
                    308:  (c) a flag to indicate that the authentication method is correct - 'ok'.
                    309:  If $authchk is not set to 'ok' then account creation and enrollment of the 
                    310:  new user will not occur.
                    311:  (d) if a password was created it can be sent along.  This is the password 
                    312:  which will be included in the e-mail sent to the new user, or made available    
                    313:  to the course owner/course coordinator if no e-mail address is provided. If
                    314:  you do not wish to send a password, but want to give instructions on obtaining
                    315:  one, you could set $newpasswd as those instructions. (e.g.,
                    316:  $newpasswd = '(Please visit room 212, ACNS Bldg. to obtain your password)';
                    317:  The value of $newpasswd is NOT written in the user's LON-CAPA passwd file in
                    318:  /home/httpd/lonUsers/$dom/a/b/c/abcuser/passwd, which in the case of a user
                    319:  employing localauth will contain 'localauth:$authparam'.  If you need to include
                    320:  a parameter in the user's passwd file, you should return it as $authparam,
                    321:  i.e., the first of the variables returned by create_password().             
                    322: 
                    323: 
                    324: =cut 
1.4       raeburn   325: 
                    326: sub create_password {
1.13      albertel  327:     my ($authparam,$dom,$username) = @_;
1.4       raeburn   328:     my $authchk = 'ok';
1.11      raeburn   329:     my $newpasswd = '';
1.4       raeburn   330:     my $create_passwd = 0;
1.11      raeburn   331:     return ($authparam,$create_passwd,$authchk,$newpasswd);
1.1       raeburn   332: }
                    333: 
1.32      jms       334: =pod
                    335: 
                    336: =item instcode_format()
                    337: 
                    338:  Split coursecodes into constituent parts.   
                    339:  e.g., INSTITUTIONALCODE = fs03nop590, LON-CAPA COURSEID: 43551dedcd43febmsul1
                    340:  (MSU's course naming scheme - fs03 = Fall semester 2003, nop =
                    341:  department name, 590 = course number)
                    342: 
                    343:  Incoming data:
                    344:  $dom (domain)
                    345:  $$instcodes{'43551dedcd43febmsul1'} = 'fs03nop590' (hash of courseIDs)
                    346:  
                    347:  fs03nop590 would be split as follows
                    348:  @{$codetitles} = ("year","semester","department","number")
1.33      bisitz    349:  $$codes{'year'} = '2003'
1.32      jms       350:  $$codes{'semester'} = 'Fall'
                    351:  $$codes{'department'} = 'nop'
                    352:  $$codes{'number'} = '590'
                    353: 
                    354:  requires six arguments:
                    355:  domain ($dom)
                    356:  reference to hash of institutional course IDs ($instcodes)  
                    357:  reference to hash of codes ($codes)
                    358:  reference to array of titles ($codetitles)
                    359:  reference to hash of abbreviations used in categories
                    360:  reference to hash of arrays specifying sort order used in category titles   
                    361: 
                    362:  e.g.,     %{$$cat_titles{'Semester'}} = (
                    363:                    fs => 'Fall',
                    364:                    ss => 'Spring',
                    365:                    us => 'Summer');
                    366: 
                    367:  e.g., @{$$cat_order{'Semester'}} = ('ss','us','fs'); 
                    368:  returns 1 parameter: 'ok' if no processing errors. 
1.33      bisitz    369: 
                    370:  Detailed help:
                    371:  http://yourloncapaserver/adm/help/Institutional_Integration_Course_Codes.hlp
                    372: 
1.32      jms       373: =cut
                    374: 
1.10      raeburn   375: 
                    376: sub instcode_format () {
                    377:     my ($dom,$instcodes,$codes,$codetitles,$cat_titles,$cat_order) = @_;
                    378:     my $outcome = 'ok';
                    379:     return $outcome;
                    380: }
                    381: 
1.35    ! raeburn   382: =pod
        !           383: 
        !           384: =item possible_instcodes()
        !           385: 
        !           386: Gather acceptable values for institutional categories to use in course creation request form for official courses.
        !           387: 
        !           388:  requires four arguments:
        !           389:  domain ($dom)
        !           390:  reference to array of titles ($codetitles)
        !           391:  reference to hash of abbreviations used in categories ($cat_titles).
        !           392:  reference to hash of arrays specifying sort order used in category titles ($cat_order).
        !           393: 
        !           394:  e.g., 
        !           395:  @{$codetitles} = ("Year","Semester","Department","Number");
        !           396: 
        !           397:  %{$$cat_titles{'Semester'}} = (
        !           398:                    fs => 'Fall',
        !           399:                    ss => 'Spring',
        !           400:                    us => 'Summer');
        !           401: 
        !           402:  @{$$cat_order{'Semester'}} = ('ss','us','fs');
        !           403: 
        !           404:  returns 1 parameter: 'ok' if no processing errors.
        !           405: 
        !           406: =cut
        !           407: 
        !           408: sub possible_instcodes {
        !           409:     my ($dom,$codetitles,$cat_titles,$cat_order) = @_;
        !           410:     @{$codetitles} = ();
        !           411:     %{$$cat_titles{'Semester'}} = ();
        !           412:     @{$$cat_order{'Semester'}} = ('ss','us','fs');
        !           413:     ($$cat_titles{'Department'},$$cat_order{'Department'}) = &get_all_depts($dom);
        !           414:     ($$cat_titles{'Year'},$$cat_order{'Year'}) = &get_possible_years($dom);
        !           415:     return 'ok';
        !           416: }
        !           417: 
        !           418: 
1.32      jms       419: 
                    420: =pod
                    421: 
                    422: =item institutional_photos()
                    423: 
                    424:  Called when automated enrollment manager is used to update student photos.
                    425: 
                    426:  Incoming data: six arguments
                    427:  (a) $dom (domain)
                    428:  (b) $crs (LONCAPA course number)
                    429:  (c) $affiliates: a reference to a hash with the keys set to the 
                    430:  institutional course IDs for the course.
                    431:  (d) $result: a reference to a hash which will return usernames  
                    432:      of students (& separated) in following categories (the keys):
                    433:      new, update, missing, same, deleted, noid, nouser. The list 
                    434:      includes those students for whom the result of the modification 
                    435:      process was either addition of a new photo. update of an
                    436:      existing photo, photo was found to be missing from institution's
                    437:      data store, photo used is same as before, or photo was 
                    438:      deleted from storage on LON-CAPA server housing student's
1.34      weissno   439:      information, no student/employee ID was available. 
1.12      raeburn   440:                
1.32      jms       441:  (e) $action: the type of action needed. (e.g., update, delete);
                    442:  (f) $students: a reference to a hash with the keys set to student 
                    443:  usernames and domains in the form username:domain, and values set
                    444:  to the studentID, if action is required for specific students.  
                    445: 
                    446:  returns 1 parameter: 'ok' if no processing errors.
                    447:  other course or student specific values can be stored as values
                    448:  in the appropriate referenced hashes. 
                    449: 
                    450: =cut
1.12      raeburn   451: 
                    452: sub institutional_photos {
                    453:     my ($dom,$crs,$affiliates,$result,$action,$students) = @_;
                    454:     my $outcome = 'ok';
                    455:     return $outcome;
                    456: }
                    457: 
1.32      jms       458: =pod
                    459: 
                    460: =item photo_permission()
                    461: 
                    462:  Incoming data: three arguments
                    463:  (a) $dom (domain)
                    464:  (b) $perm_reqd: a reference to a a scalar that is either 'yes'
                    465:  if a course owner must indicate acceptance of conditions of use,
                    466:  'no' otherwise.
                    467:  (c) $conditions: the text of the conditions of use.
                    468:     
                    469:  returns 1 parameter: 'ok' if no processing errors.
                    470:  $$perm_reqd is set to 'yes' or 'no'
                    471:  $$agreement is set to conditions of use - plain text string
                    472:              which will be displayed in a textarea in a web form.
                    473: 
                    474: 
                    475: =cut
                    476: 
1.12      raeburn   477: sub photo_permission {
                    478:    my ($dom,$perm_reqd,$conditions) = @_;
                    479:    $$perm_reqd = 'no';
                    480:    $$conditions = '';
                    481:    my $outcome = 'ok';
                    482:    return $outcome;
                    483: }
                    484: 
1.32      jms       485: =pod
                    486: 
                    487: =item manager_photo_update()
                    488: 
                    489:  Incoming data: one argument
                    490:  (a) $dom (domain)
                    491: 
                    492:  returns 2 parameters: update (0 or 1), and comment.
                    493:  Called by automated enrollment manager, to determine 
                    494:  whether "Update Student photos" button will be available,
                    495:  and if so, the message (plain text string) that will be displayed
                    496:  with the button. 
1.12      raeburn   497: 
1.32      jms       498: 
                    499: =cut
1.12      raeburn   500:                                                                                         
                    501: sub manager_photo_update {
                    502:     my ($dom) = @_;
                    503:     my $update = 0;
                    504:     my $comment = '';
                    505:     return ($update,$comment);
                    506: }
                    507: 
1.32      jms       508: =pod
                    509: 
                    510: 
                    511: =item check_section()
                    512: 
                    513:  Incoming data: three arguments (+ fourth optional argument)
                    514:  (a) $class - institutional class id (coursecode concatanated with section) 
                    515:  (b) $owner - course owner (2.2 and later username:domain; pre-2.2 username;
                    516:                             2.6 and later - comma-separated list of 
                    517:                             username:domain for course owner and co-owners.)
                    518:  (c) $dom - domain of course
                    519:  (d) $dbh - optional database handle
                    520: 
                    521:  returns 1 parameter - $sectioncheck ('ok' or other value). 
                    522:  Verifies that at least one of the course owner (or co-owners) have access 
                    523:  to classlist for specific class according to institution's SIS
                    524:  'ok' if access available  
                    525: 
                    526: 
                    527: =cut
1.16      raeburn   528: 
                    529: sub check_section {
                    530:     my ($class,$owner,$dom,$dbh) = @_;
                    531:     my $sectioncheck = 'ok';
                    532:     return $sectioncheck;
                    533: }
                    534: 
1.32      jms       535: =pod
                    536: 
                    537: =item instcode_defaults()
                    538: 
                    539:  Incoming data: three arguments
                    540:  (a) $dom - domain
                    541:  (b) $defaults - reference to hash which will contain default regular
                    542:                  expression matches for different components of an 
                    543:                  institutional course code 
                    544:  (c) $code_order - reference to array which will contain order of 
                    545:                    component parts used in institutional code.  
                    546: 
                    547:  returns 1 parameter - ('ok' or other value).
                    548:  Used to construct a regular expression to be used when searching for
                    549:  courses based on fragments of an institutional code.
                    550:  $defaults contains defaults to use for each component, and code_order
                    551:  contains keys of hash in order in which they are to be concatenated.
                    552: 
                    553:  e.g., INSTITUTIONALCODE = fs03nop590
                    554:  (MSU's course naming scheme - fs  = semester, 03 = year, nop =
                    555:  department name, 590 = course number)
                    556: 
                    557:      %{$defaults} = (
                    558:         'Year' => '\d{2}',
                    559:         'Semester' => '^[sfu]s', 
                    560:         'Department' => '\w{2,3}',
                    561:         'Number' => '\d{3,4}\w?',
                    562:      );
                    563: 
                    564:      @{$code_order} = ('Semester','Year','Department','Number');
                    565: 
1.33      bisitz    566:  Detailed help:
                    567:  http://yourloncapaserver/adm/help/Institutional_Integration_Course_Codes.hlp
                    568: 
1.32      jms       569: =cut
1.17      raeburn   570: 
                    571: sub instcode_defaults {
                    572:     my ($dom,$defaults,$code_order) = @_;
                    573:     return 'ok';
                    574: }
                    575: 
1.32      jms       576: 
                    577: =pod
                    578: 
                    579: =item allusers_info()
                    580: 
                    581:  Incoming data: three arguments
                    582:  (a) $dom - domain
                    583:  (b) $instusers - reference to hash which will contain hashes, 
                    584:                  where keys will be usernames and value will be a 
                    585:                  hash of user information. Keys in the inner hash 
                    586:                  will be some or all of: lastname,firstname,
                    587:                  middlename, generation, id, inststatus - 
                    588:                  institutional status (e.g., faculty,staff,student)
                    589:                  Values are all scalars except inststatus,
                    590:                  which is an array.
                    591:  (c) $instids - reference to hash which will contain ID numbers. 
                    592:                 keys will be unique IDs (student or faculty/staff ID)
                    593:                 values will be either: scalar (username) or an array 
                    594:                 if a single ID matches multiple usernames.
                    595:  returns 1 parameter - 'ok' if no processing error, or other value 
                    596:                        if an error occurred.
                    597:  side effects - populates the $instusers and $instids refs to hashes.
                    598:                 with information for all users from all available 
                    599:                 institutional datafeeds.
                    600: 
                    601: 
                    602: =cut
1.18      raeburn   603: 
                    604: sub allusers_info {
                    605:     my ($dom,$instusers,$instids) = @_;
                    606:     my $outcome = 'ok';
                    607:     return $outcome; 
                    608: }
                    609: 
1.32      jms       610: =pod
                    611: 
                    612: =item get_userinfo()
                    613: 
                    614:  Incoming data: four required arguments and additional optional arguments
                    615:  Two modes of operation:
                    616:  (1) Retrieves institutional data for a single user either by username
                    617:      if $uname is included as second argument, or by ID if $id is 
                    618:      included as a third argument.  Either (b) or (c) must be provided.
                    619:      (g), (h) and (i) will be undefined.
                    620:  (2) Retrieves institutional user data from search of an institutional
                    621:      directory based on a search. (g) and (h) are required.
                    622:      (i) is optional. (b) and (c) will be undefined. 
                    623: 
                    624:  (a) $dom - domain
                    625:  (b) $uname - username of user
                    626:  (c) $id - student/faculty ID of user
                    627:  (d) $instusers - reference to hash which will contain info for user
                    628:                  as key = value; keys will be one or all of:
                    629:                  lastname,firstname,middlename,generation,id,inststatus -
                    630:                  institutional status (e.g., faculty,staff,student)
                    631:                  Values are all scalars except inststatus,
                    632:                  which is an array.
                    633:  (e) $instids - reference to hash which will contain ID numbers - 
                    634:                  keys will be unique IDs (student or faculty/staff ID)  
                    635:                  values will be either: scalar (username) or an array
                    636:                  if a single ID matches multiple usernames.
                    637:  (f) $types - optional reference to array which contains 
                    638:               institutional types to check.
                    639:  (g) $srchby - optional if $uname or $id defined, otherwise required.
                    640:                Allowed values include: 1. lastfirst, 2. last, 3. uname
                    641:                corresponding to searches by 1. lastname,firstname;
                    642:                2. lastname; 3. username
                    643:  (h) $srchterm - optional if $uname or $id defined, otherwise required
                    644:                 String to search for.
                    645:  (i) $srchtype - optional. Allowed values: contains, begins (defaults
                    646:                 to exact match otherwise).
                    647: 
                    648:  returns 1 parameter - 'ok' if no processing error, or other value 
                    649:                        if an error occurred.
                    650:  side effects - populates the $instusers and $instids refs to hashes.
                    651:                 with information for specified username, or specified
                    652:                 id, if fifth argument provided, from all available, or 
                    653:                 specified (e.g., faculty only) institutional datafeeds,
                    654:                 if sixth argument provided.
                    655: 
                    656:  WARNING: You need to set $outcome to 'ok' once you have customized
                    657:           this routine to communicate with an instititional 
                    658:           directory data source, otherwise institutional directory 
                    659:           searches will always be reported as being unavailable
                    660:           in domain $dom.
                    661: 
                    662: =cut
1.18      raeburn   663: 
                    664: sub get_userinfo {
1.21      raeburn   665:     my ($dom,$uname,$id,$instusers,$instids,$types,
                    666:         $srchby,$srchterm,$srchtype) = @_;
1.24      raeburn   667:     my $outcome = 'unavailable';
1.18      raeburn   668:     return $outcome;
                    669: }
                    670: 
1.32      jms       671: =pod
                    672: 
                    673: =item inst_usertypes() 
                    674: 
                    675:  Incoming data: three arguments
                    676:  (a) $dom - domain
                    677:  (b) $usertypes - reference to hash which will contain 
                    678:                  key = value, where keys are institution 
                    679:                  affiliation types (e.g., Faculty, Student etc.)
                    680:                  and values are titles (e.g., Faculty/Academic Staff)
                    681:  (c) $order - reference to array which will contain the order in
                    682:               which institutional types should be shown
                    683:               when displaying data tables (e.g., default quotas    
                    684:               or updateable user fields (see domainprefs.pm) 
                    685:  returns 1 parameter - 'ok' if no processing error, or other value 
                    686:                         if an error occurred.
                    687: 
                    688: 
                    689: =cut
1.18      raeburn   690: 
                    691: sub inst_usertypes {
                    692:     my ($dom,$usertypes,$order) = @_;
1.20      raeburn   693:     @{$order} = ();
                    694:     %{$usertypes} = ();
1.18      raeburn   695:     my $outcome = 'ok';
                    696:     return $outcome;
                    697: }
1.17      raeburn   698: 
1.32      jms       699: =pod
                    700: 
                    701: =item username_rules()
                    702: 
                    703:  Incoming data: three arguments 
                    704:  (a) $dom - domain
                    705:  (b) $ruleshash - reference to hash containing rules
                    706:                   (a hash of a hash)
                    707:                   keys of top level hash are short names  
                    708:                    (e.g., netid, noncredit) 
                    709:                   for each key, value is a hash
                    710:                       desc => long name for rule  
                    711:                       rule => description of rule
                    712:                       authtype => (krb5,krb4,int, or loc)
                    713:                                  authentication type for rule 
                    714:                       authparm => authentication parameter for rule
                    715:                       authparmfixed => 1 if authparm used when
                    716:                           creating user for rule must be authparm  
                    717:                       authmsg => Message to display describing 
                    718:                                  authentication to use for this rule
                    719: 
                    720:  (c) $rulesorder - reference to array containing rule names 
                    721:                    in order to be displayed
                    722: 
                    723: 
                    724:   returns 'ok' if no processing error.
1.25      raeburn   725: 
1.32      jms       726: =cut
1.25      raeburn   727: 
                    728: sub username_rules {
                    729:     my ($dom,$ruleshash,$rulesorder) = @_;
                    730:     my $outcome;
                    731:     return $outcome;
                    732: }
                    733: 
1.32      jms       734: =pod
                    735: 
                    736: =item id_rules()
                    737: 
                    738:  Incoming data: three arguments
                    739:  (a) $dom - domain
                    740:  (b) $ruleshash - reference to hash containing rules
                    741:                   (a hash of a hash)
                    742:                   keys of top level hash are short names
                    743:                    (e.g., netid, noncredit)
                    744:                   for each key, value is a hash
                    745:                       desc => long name for rule
                    746:                       rule => description of rule
                    747: 
                    748:  (c) $rulesorder - reference to array containing rule names
                    749:                    in order to be displayed
                    750: 
                    751:   returns 'ok' if no processing error.
                    752: 
                    753: =cut
1.27      raeburn   754: 
1.30      raeburn   755: sub id_rules {
                    756:     my ($dom,$ruleshash,$rulesorder) = @_;
                    757:     my $outcome;
                    758:     return $outcome;
                    759: }
                    760: 
1.32      jms       761: =pod
                    762: 
                    763: =item selfcreate_rules()
                    764: 
                    765:  Incoming data: three arguments
                    766:  (a) $dom - domain
                    767:  (b) $ruleshash - reference to hash containing rules
                    768:                   (a hash of a hash)
                    769:                   keys of top level hash are short names
                    770:                    (e.g., netid)
                    771:                   for each key, value is a hash
                    772:                       desc => long name for rule
                    773:                       rule => description of rule
                    774: 
                    775:  (c) $rulesorder - reference to array containing rule names
                    776:                    in order to be displayed
                    777: 
                    778:   returns 'ok' if no processing error.
                    779: 
1.27      raeburn   780: 
1.32      jms       781: =cut
1.30      raeburn   782: 
1.31      raeburn   783: sub selfcreate_rules {
1.27      raeburn   784:     my ($dom,$ruleshash,$rulesorder) = @_;
                    785:     my $outcome;
                    786:     return $outcome;
                    787: }
                    788: 
1.32      jms       789: =pod
                    790: 
                    791: =item username_check() 
                    792: 
                    793:  Incoming data: four arguments
                    794:  (a) $dom - domain (scalar) 
                    795:  (b) $uname - username to compare against rules (scalar)
                    796:  (c) $to_check (reference to array of rule names to check)
                    797:  (d) $resultshash (reference to hash of results)
                    798:                     hash of results for rule checked
                    799:                    - keys are rule names
                    800:                    - values are: 1 or 0 (for matched or unmatched) 
                    801: 
                    802:  returns 'ok' if no processing error.
                    803: 
                    804: 
                    805: =cut
1.25      raeburn   806: 
                    807: sub username_check {
                    808:     my ($dom,$uname,$to_check,$resultshash) = @_;
                    809:     my $outcome;
                    810:     return $outcome; 
                    811: }
                    812: 
1.32      jms       813: =pod
                    814: 
                    815: =item id_check()
                    816: 
                    817:  Incoming data: four arguments
                    818:  (a) $dom - domain (scalar)
                    819:  (b) $id - ID to compare against rules (scalar)
                    820:  (c) $to_check (reference to array of rule names to check)
                    821:  (d) $resultshash (reference to hash of results)
                    822:                     hash of results for rule checked
                    823:                    - keys are rule names
                    824:                    - values are: 1 or 0 (for matched or unmatched)
                    825: 
                    826:  returns 'ok' if no processing error.
                    827: 
                    828: 
                    829: =cut
1.27      raeburn   830: 
                    831: sub id_check {
                    832:     my ($dom,$id,$to_check,$resultshash) = @_;
                    833:     my $outcome;
                    834:     return $outcome;
                    835: }
                    836: 
1.32      jms       837: =pod
                    838: 
                    839: =item selfcreate_check()
                    840: 
                    841:  Incoming data: four arguments
                    842:  (a) $dom - domain (scalar)
                    843:  (b) $selfcreatename - e-mail proposed as username (compare against rules - scalar)
                    844:  (c) $to_check (reference to array of rule names to check)
                    845:  (d) $resultshash (reference to hash of results)
                    846:                    hash of results for rule checked
                    847:                    - keys are rule names
                    848:                    - values are: 1 or 0 (for matched or unmatched)
                    849: 
                    850:  returns 'ok' if no processing error.
                    851: 
                    852: 
                    853: =cut
1.30      raeburn   854: 
1.31      raeburn   855: sub selfcreate_check {
                    856:     my ($dom,$selfcreatename,$to_check,$resultshash) = @_;
1.30      raeburn   857:     my $outcome;
                    858:     return $outcome;
                    859: }
                    860: 
1.32      jms       861: =pod
                    862: 
                    863: =item AUTOLOAD()
                    864: 
                    865:  Incoming data: none
                    866:  Returns ''
                    867: 
                    868:  Prevents errors when undefined subroutines are called in this package
                    869:  Will allow new routines added in the future to be called from lond etc.
                    870:  without the need for customized versions of local*.pm packages to be
                    871:  modified to include the new subroutines immediately.
                    872: 
                    873:  See "Programming Perl" 3rd ed. pp 296-298.   
                    874: 
                    875: =back
                    876: 
                    877: =cut
1.14      raeburn   878: 
                    879: sub AUTOLOAD {
                    880:     our $AUTOLOAD;
                    881:     return '';
                    882: }
                    883: 
1.1       raeburn   884: 1;

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