Annotation of loncom/enrollment/Enrollment.pm, revision 1.53
1.7 albertel 1: # Automated Enrollment manager
1.53 ! raeburn 2: # $Id: Enrollment.pm,v 1.52 2017/10/27 13:35:37 raeburn Exp $
1.7 albertel 3: #
4: # Copyright Michigan State University Board of Trustees
5: #
6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
7: #
8: # LON-CAPA is free software; you can redistribute it and/or modify
9: # it under the terms of the GNU General Public License as published by
10: # the Free Software Foundation; either version 2 of the License, or
11: # (at your option) any later version.
12: #
13: # LON-CAPA is distributed in the hope that it will be useful,
14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16: # GNU General Public License for more details.
17: #
18: # You should have received a copy of the GNU General Public License
19: # along with LON-CAPA; if not, write to the Free Software
20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21: #
22: # /home/httpd/html/adm/gpl.txt
23: #
24: # http://www.lon-capa.org/
25: #
1.1 raeburn 26: package LONCAPA::Enrollment;
27:
28: use Apache::loncoursedata;
29: use Apache::lonnet;
1.32 albertel 30: use Apache::loncommon();
1.8 raeburn 31: use Apache::lonmsg;
1.28 raeburn 32: use Apache::lonlocal;
1.1 raeburn 33: use HTML::Entities;
1.53 ! raeburn 34: use HTML::Parser;
1.1 raeburn 35: use LONCAPA::Configuration;
1.53 ! raeburn 36: use Math::Random;
1.8 raeburn 37: use Time::Local;
38: use lib '/home/httpd/lib/perl';
1.1 raeburn 39:
40: use strict;
41:
42: sub update_LC {
1.44 raeburn 43: my ($dom,$crs,$adds,$drops,$startdate,$enddate,$authtype,$autharg,
1.49 raeburn 44: $showcredits,$defaultcredits,$autofailsafe,$classesref,$groupref,
45: $logmsg,$newusermsg,$context,$phototypes) = @_;
1.19 raeburn 46: # Get institutional code and title of this class
47: my %courseinfo = ();
48: &get_courseinfo($dom,$crs,\%courseinfo);
1.1 raeburn 49: # Get current LON-CAPA student enrollment for this class
50: my $configvars = &LONCAPA::Configuration::read_conf('loncapa.conf');
51: my $cid = $dom."_".$crs;
1.26 raeburn 52: my $roster = &Apache::loncoursedata::get_classlist($dom,$crs);
1.1 raeburn 53: my $cend = &Apache::loncoursedata::CL_END;
54: my $cstart = &Apache::loncoursedata::CL_START;
55: my $stuid=&Apache::loncoursedata::CL_ID;
56: my $sec=&Apache::loncoursedata::CL_SECTION;
57: my $status=&Apache::loncoursedata::CL_STATUS;
58: my $type=&Apache::loncoursedata::CL_TYPE;
1.16 raeburn 59: my $lockedtype=&Apache::loncoursedata::CL_LOCKEDTYPE;
1.44 raeburn 60: my $credidx=&Apache::loncoursedata::CL_CREDITS;
1.49 raeburn 61: my $instidx = &Apache::loncoursedata::CL_INSTSEC;
1.1 raeburn 62: my @localstudents = ();
1.15 raeburn 63: my @futurestudents = ();
64: my @activestudents = ();
1.18 raeburn 65: my @excludedstudents = ();
1.1 raeburn 66: my $currlist;
1.47 raeburn 67: my $now = time;
1.1 raeburn 68: foreach my $uname (keys %{$roster} ) {
69: if ($uname =~ m/^(.+):$dom$/) {
70: if ($$roster{$uname}[$status] eq "Active") {
1.15 raeburn 71: push @activestudents, $1;
72: @{$$currlist{$1}} = @{$$roster{$uname}};
1.1 raeburn 73: push @localstudents, $1;
1.15 raeburn 74: } elsif ( ($$roster{$uname}[$cstart] > time) && ($$roster{$uname}[$cend] > time || $$roster{$uname}[$cend] == 0 || $$roster{$uname}[$cend] eq '') ) {
75: push @futurestudents, $1;
1.1 raeburn 76: @{$$currlist{$1}} = @{$$roster{$uname}};
1.15 raeburn 77: push @localstudents, $1;
1.18 raeburn 78: } elsif ($$roster{$uname}[$lockedtype] == 1) {
79: push @excludedstudents, $1;
1.1 raeburn 80: }
81: }
82: }
83: my $linefeed = '';
84: my $addresult = '';
85: my $dropresult = '';
1.21 raeburn 86: my $switchresult = '';
1.28 raeburn 87: my $photoresult = '';
1.1 raeburn 88: if ($context eq "updatenow") {
89: $linefeed = "</li>\n<li>";
90: } elsif ($context eq "automated") {
91: $linefeed = "\n";
92: }
93: my $enrollcount = 0;
94: my $dropcount = 0;
1.21 raeburn 95: my $switchcount = 0;
1.1 raeburn 96:
1.19 raeburn 97: # Get role names
98: my %longroles = ();
99: open(FILE,"<$$configvars{'lonTabDir'}.'/rolesplain.tab");
100: my @rolesplain = <FILE>;
101: close(FILE);
1.42 raeburn 102: foreach my $item (@rolesplain) {
103: if ($_ =~ /^(st|ta|ex|ad|in|cc|co):([\w\s]+):?([\w\s]*)/) {
104: if ($courseinfo{'type'} eq 'Community') {
105: unless($1 eq 'cc') {
106: $longroles{$1} = $3;
107: }
108: } else {
109: unless($1 eq 'co') {
110: $longroles{$1} = $2;
111: }
112: }
1.19 raeburn 113: }
114: }
115:
1.8 raeburn 116: srand( time() ^ ($$ + ($$ << 15)) ); # Seed rand in case initial passwords have to be generated for new users.
117:
1.1 raeburn 118: # Get mapping of IDs to usernames for current LON-CAPA student enrollment for this class
119: my @LCids = ();
120: my %unameFromLCid = ();
121: foreach my $uname (sort keys %{$currlist}) {
122: my $stuID = $$currlist{$uname}[$stuid];
123: if (!grep/^$stuID$/,@LCids) {
124: push @LCids, $stuID;
125: @{$unameFromLCid{$stuID}} = ();
126: }
127: push @{$unameFromLCid{$stuID}},$uname;
128: }
129:
130: # Get latest institutional enrollment for this class.
131: my %allenrolled = ();
132: my @reg_students = ();
1.38 raeburn 133: my %place = &place_hash();
1.1 raeburn 134: my %ucount = ();
135: my %enrollinfo = ();
1.49 raeburn 136: my %classcount;
1.1 raeburn 137: foreach my $class (@{$classesref}) {
138: my %enrolled = ();
139: &parse_classlist($$configvars{'lonDaemons'},$dom,$crs,$class,\%place,$$groupref{$class},\%enrolled);
1.49 raeburn 140: $classcount{$class} = scalar(keys(%enrolled));
1.1 raeburn 141: foreach my $uname (sort keys %enrolled ) {
142: if (!grep/^$uname$/,@reg_students) {
143: push @reg_students,$uname;
144: $ucount{$uname} = 0;
145: @{$allenrolled{$uname}} = ();
146: }
147: @{$allenrolled{$uname}[$ucount{$uname}]} = @{$enrolled{$uname}};
148: $ucount{$uname} ++;
149: }
150: }
151:
152: # Check for multiple sections for a single student
153: my @okusers = ();
154: foreach my $uname (@reg_students) {
1.18 raeburn 155: if (grep/^$uname$/,@excludedstudents) {
1.33 raeburn 156: $$logmsg .= &mt('No re-enrollment for [_1] - user was previously manually unenrolled and locked.',$uname).$linefeed;
1.18 raeburn 157: } elsif (@{$allenrolled{$uname}} > 1) {
1.1 raeburn 158: my @sections = ();
159: my $saved;
160: for (my $i=0; $i<@{$allenrolled{$uname}}; $i++) {
161: my @stuinfo = @{$allenrolled{$uname}[$i]};
162: my $secnum = $stuinfo[ $place{'groupID'} ];
163: unless ($secnum eq '') {
164: unless (grep/^$secnum$/,@sections) {
165: $saved = $i;
166: push @sections,$secnum;
167: }
168: }
169: }
170: if (@sections == 0) {
171: @{$enrollinfo{$uname}} = @{$allenrolled{$uname}[0]};
172: push @okusers, $uname;
173: }
174: elsif (@sections == 1) {
175: @{$enrollinfo{$uname}} = @{$allenrolled{$uname}[$saved]};
176: push @okusers, $uname;
177: }
178: elsif (@sections > 1) {
1.33 raeburn 179: $$logmsg .= &mt('[_1] appears in classlists for more than one section of this course, i.e. in sections: ',$uname);
1.1 raeburn 180: foreach (@sections) {
1.5 raeburn 181: $$logmsg .= " $_,";
1.1 raeburn 182: }
1.5 raeburn 183: chop($$logmsg);
1.33 raeburn 184: $$logmsg .= '. '.&mt('Because of this ambiguity, no enrollment action was taken for this student.').$linefeed;
1.1 raeburn 185: }
186: } else {
187: @{$enrollinfo{$uname}} = @{$allenrolled{$uname}[0]};
188: push @okusers, $uname;
189: }
190: }
1.40 weissno 191: # Get mapping of student/employee IDs to usernames for users in institutional data for this class
1.1 raeburn 192: my @allINids = ();
1.3 raeburn 193: my %unameFromINid = ();
1.1 raeburn 194: foreach my $uname (@okusers) {
195: $enrollinfo{$uname}[ $place{'studentID'} ] =~ tr/A-Z/a-z/;
196: my $stuID = $enrollinfo{$uname}[ $place{'studentID'} ];
197: if (grep/^$stuID$/,@allINids) {
198: push @{$unameFromINid{$stuID}},$uname;
199: } else {
200: push @allINids, $stuID;
201: @{$unameFromINid{$stuID}} = $uname;
202: }
203: }
1.28 raeburn 204:
1.48 raeburn 205: # Explicitly allow access to creation/modification of students and group membership changes
206: # when called as an automated process.
1.5 raeburn 207: if ($context eq 'automated') {
1.22 albertel 208: $env{'allowed.cst'}='F';
1.48 raeburn 209: $env{'allowed.mdg'}='F';
1.5 raeburn 210: }
211:
1.1 raeburn 212: # Compare IDs with existing LON-CAPA enrollment for this class
213: foreach my $uname (@okusers) {
1.5 raeburn 214: unless ($uname eq '') {
215: my %uidhash=&Apache::lonnet::idrget($dom,$uname);
216: my @stuinfo = @{$enrollinfo{$uname}};
1.49 raeburn 217: my ($access,$added,$inststatus,$instsec);
1.44 raeburn 218: my $credits;
219: if ($showcredits) {
220: $credits = $stuinfo[$place{'credits'}];
221: $credits =~ s/[^\d\.]//g;
222: if ($credits eq $defaultcredits) {
223: undef($credits);
224: }
225: }
226: $inststatus = $stuinfo[$place{inststatus}];
1.49 raeburn 227: $instsec = $stuinfo[$place{instsec}];
1.5 raeburn 228: if (grep/^$uname$/,@localstudents) {
1.1 raeburn 229: # Check for studentID changes
1.5 raeburn 230: if ( ($uidhash{$uname}) && ($uidhash{$uname} !~ /error\:/) ) {
231: unless ( ($uidhash{$uname}) eq ($stuinfo[ $place{studentID} ]) ) {
1.33 raeburn 232: $$logmsg .= &mt('Change in ID for [_1]. StudentID in LON-CAPA system is [_2]; StudentID in institutional data is [_3].',$uname,$uidhash{$uname},$stuinfo[ $place{studentID} ]).$linefeed;
1.5 raeburn 233: }
1.1 raeburn 234: }
1.16 raeburn 235: # Check for switch from manual to auto
236: unless (($$currlist{$uname}[$type] eq "auto") || ($$currlist{$uname}[$lockedtype] eq "1") || (!$adds) ) {
237: # drop manually added student
1.38 raeburn 238: my $drop_reply = &Apache::lonnet::modifystudent($dom,$uname,'','','',undef,undef,undef,undef,$$currlist{$uname}[$sec],time,undef,undef,undef,undef,'auto','',$cid,'',$context);
1.16 raeburn 239: # re-enroll as auto student
240: if ($drop_reply !~ /^ok/) {
1.46 raeburn 241: $$logmsg .= &mt('An error occurred during the attempt to convert [_1] from a manual type to an auto type student - [_2].',$uname,$drop_reply).$linefeed;
1.16 raeburn 242: } else {
243: # re-enroll as auto student
244: my ($auth,$authparam,$first,$middle,$last,$gene,$usec,$end,$start,$emailaddr,$pid,$emailenc);
245: &prepare_add($authtype,$autharg,$enddate,$startdate,\@stuinfo,\%place,\$dom,\$uname,\$auth,\$authparam,\$first,\$middle,\$last,\$gene,\$usec,\$end,\$start,\$emailaddr,\$pid,\$emailenc);
246: if ($$currlist{$uname}[$sec] ne $usec) {
1.33 raeburn 247: my $showoldsec = $$currlist{$uname}[$sec];
248: if ($$currlist{$uname}[$sec] eq '') {
249: $showoldsec = &mt('none');
250: }
251: my $showsec = $usec;
252: if ($usec eq '') {
253: $showsec = &mt('none');
254: }
1.44 raeburn 255: $switchresult .= &mt('Section for [_1] switched from [_2] to [_3].',$uname,$showoldsec,$showsec).$linefeed;
1.21 raeburn 256: if ($context eq 'automated') {
1.44 raeburn 257: $$logmsg .= &mt('Section switch for [_1] from [_2] to [_3].',$uname,$showoldsec,$usec).$linefeed;
1.21 raeburn 258: }
259: $switchcount ++;
1.16 raeburn 260: }
1.44 raeburn 261: &execute_add($context,'switchtype',$uname,$dom,$auth,
262: $authparam,$first,$middle,$last,$gene,
263: $pid,$usec,$end,$start,$emailenc,
1.49 raeburn 264: $credits,$instsec,$cid,\$addresult,\$enrollcount,
1.44 raeburn 265: $linefeed,$logmsg);
266: $added = 1;
1.16 raeburn 267: }
1.44 raeburn 268: }
1.1 raeburn 269: # Check for section changes
1.15 raeburn 270: if ($$currlist{$uname}[$sec] eq $stuinfo[ $place{groupID} ]) {
271: # Check for access date changes for students with access starting in the future.
272: if ( (grep/^$uname$/,@futurestudents) && ($$currlist{$uname}[$type] eq "auto") && ($adds == 1) ) {
1.16 raeburn 273: my $datechange = &datechange_check($$currlist{$uname}[$cstart],$$currlist{$uname}[$cend],$startdate,$enddate);
1.15 raeburn 274: if ($datechange) {
1.49 raeburn 275: my $modify_access_result = &Apache::lonnet::modify_student_enrollment($dom,$uname,undef,undef,undef,undef,undef,$stuinfo[ $place{groupID} ],$enddate,$startdate,'auto','',$cid,'',$context,$credits,$instsec);
1.15 raeburn 276: $access = &showaccess($enddate,$startdate);
277: if ($modify_access_result =~ /^ok/) {
1.33 raeburn 278: $$logmsg .= &mt('Change in access dates for [_1].',$uname).$access.$linefeed;
1.44 raeburn 279: $added = 1;
1.15 raeburn 280: } else {
1.33 raeburn 281: $$logmsg .= &mt('Error when attempting to change start and/or end access dates for [_1] in section: [_2] -error [_3].',$uname,$stuinfo[$place{groupID}],$modify_access_result).$linefeed;
1.15 raeburn 282: }
283: }
284: }
285: } else {
1.5 raeburn 286: if ( ($$currlist{$uname}[$type] eq "auto") && ($adds == 1) ) {
1.10 raeburn 287: # Delete from roles.db for current section
288: my $expiretime = time;
289: my $uurl='/'.$cid;
290: $uurl=~s/\_/\//g;
291: if ($$currlist{$uname}[$sec]) {
292: $uurl.='/'.$$currlist{$uname}[$sec];
293: }
1.38 raeburn 294: my $expire_role_result = &Apache::lonnet::assignrole($dom,$uname,$uurl,'st',$expiretime,'','','',$context);
1.10 raeburn 295: if ($expire_role_result eq 'ok') {
1.15 raeburn 296: my $modify_section_result;
297: if (grep/^$uname$/,@activestudents) {
1.49 raeburn 298: $modify_section_result = &Apache::lonnet::modify_student_enrollment($dom,$uname,undef,undef,undef,undef,undef,$stuinfo[ $place{groupID} ],$$currlist{$uname}[$cend],$$currlist{$uname}[$cstart],'auto','',$cid,'',$context,$credits,$instsec);
1.15 raeburn 299: } else {
1.49 raeburn 300: $modify_section_result = &Apache::lonnet::modify_student_enrollment($dom,$uname,undef,undef,undef,undef,undef,$stuinfo[ $place{groupID} ],$enddate,$startdate,'auto','',$cid,'',$context,$credits,$instsec);
1.15 raeburn 301: $access = &showaccess($enddate,$startdate);
302: }
1.10 raeburn 303: if ($modify_section_result =~ /^ok/) {
1.44 raeburn 304: $switchresult .= &mt('Section for [_1] switched from old section: [_2] to new section: [_3].',$uname,$$currlist{$uname}[$sec],$stuinfo[ $place{groupID} ]).$access.$linefeed;
305: $added = 1;
1.21 raeburn 306: if ($context eq 'automated') {
1.44 raeburn 307: $$logmsg .= &mt('Section switch for [_1] from [_2] to [_3].',$uname,$$currlist{$uname}[$sec],$stuinfo[ $place{groupID} ]).$linefeed;
1.21 raeburn 308: }
309: $switchcount ++;
1.10 raeburn 310: } else {
1.33 raeburn 311: $$logmsg .= &mt("Error when attempting section change for [_1], from old section: '[_2]' to new section: '[_3]' -error: [_4]",$uname,$$currlist{$uname}[$sec],$stuinfo[ $place{groupID} ],$modify_section_result).$linefeed;
1.10 raeburn 312: }
1.5 raeburn 313: } else {
1.33 raeburn 314: $$logmsg .= &mt("Error when attempting to expire role for [_1] in old section: '[_2]' -error: '[_3]'.",$uname,$$currlist{$uname}[$sec],$expire_role_result).$linefeed;
1.5 raeburn 315: }
1.1 raeburn 316: }
317: }
1.44 raeburn 318: # Check for credits changes
319: if (($showcredits) &&
320: ($$currlist{$uname}[$credidx] ne $credits) && (!$added)) {
321: my $modify_credits_result =
1.49 raeburn 322: &Apache::lonnet::modify_student_enrollment($dom,$uname,undef,undef,undef,undef,undef,$stuinfo[ $place{groupID} ],$enddate,$startdate,'auto','',$cid,'',$context,$credits,$instsec);
1.44 raeburn 323: if ($modify_credits_result =~ /^ok/) {
324: if ($credits ne '') {
325: $$logmsg .= &mt('Credits change for [_1] from [_2] to [_3].',$uname,$$currlist{$uname}[$credidx],$credits).$linefeed;
326: } else {
327: $$logmsg .= &mt('Credits change for [_1] from [_2] to course default [_3].',$uname,$$currlist{$uname}[$credidx],$defaultcredits).$linefeed;
328: }
329: } else {
330: $$logmsg .= &mt('Error when attempting to change credits for [_1] in section: [_2] -error [_3].',$uname,$stuinfo[$place{groupID}],$modify_credits_result).$linefeed;
331: }
332: }
1.49 raeburn 333: # Check for institutional section change
1.51 raeburn 334: if (($$currlist{$uname}[$instidx] ne $instsec) && (!$added)) {
1.49 raeburn 335: my $modify_instsec_result =
336: &Apache::lonnet::modify_student_enrollment($dom,$uname,undef,undef,undef,undef,undef,$stuinfo[ $place{groupID} ],$enddate,$startdate,'auto','',$cid,'',$context,$credits,$instsec);
337: if ($modify_instsec_result =~ /^ok/) {
338: $$logmsg .= &mt('Institutional section change for [_1] from [_2] to [_3].',$uname,$$currlist{$uname}[$instidx],$instsec).$linefeed;
339: } else {
340: $$logmsg .= &mt('Error when attempting to change institutional section for [_1] in section: [_2] -error [_3].',$uname,$stuinfo[$place{groupID}],$modify_instsec_result).$linefeed;
341: }
342: }
1.5 raeburn 343: } else {
1.1 raeburn 344: # Check for changed usernames by checking studentIDs
1.5 raeburn 345: if ( ($stuinfo[ $place{studentID} ] ne '') && (grep/^$stuinfo[ $place{studentID} ]$/,@LCids) ) {
1.27 raeburn 346: foreach my $match ( @{ $unameFromLCid{ $stuinfo[ $place{studentID} ] } } ) {
1.40 weissno 347: $$logmsg .= &mt('A possible change in username has been detected for a student enrolled in this course.').' '.&mt('The existing LON-CAPA classlist contains user: [_1] and student/employee ID: [_2].',$match,$stuinfo[ $place{studentID} ]);
1.27 raeburn 348: if (grep/^$match$/,@okusers) {
1.40 weissno 349: $$logmsg .= &mt('The username [_1] remains in the institutional classlist, but the same student/employee ID is used for new user: [_2] now found in the institutional classlist.',$match,$uname).' '.&mt('You may need to contact your Domain Coordinator to determine how to resolve this issue and whether to move student data files for user: [_1] to [_2].',$match,$uname).' ';
1.27 raeburn 350: } else {
351: unless ($drops == 1) {
1.40 weissno 352: $$logmsg .= &mt('This username - [_1] - has been dropped from the institutional classlist, but the student/employee ID of this user is also used by [_2] who now appears in the institutional classlist.',$match,$uname).' '.&mt('You may need to contact your Domain Coordinator to request a move of the student data files for user: [_1] to [_2].',$match,$uname).' ';
1.5 raeburn 353: }
1.1 raeburn 354: }
1.40 weissno 355: $$logmsg .= &mt('Because of this student/employee ID conflict, the new username - [_1] - has not been added to the LON-CAPA classlist',$uname).$linefeed;
1.1 raeburn 356: }
1.5 raeburn 357: } elsif ($adds == 1) {
1.44 raeburn 358: my ($auth,$authparam,$first,$middle,$last,$gene,$usec,$end,$start,$emailaddr,$pid,$emailenc,$credithours);
1.16 raeburn 359: &prepare_add($authtype,$autharg,$enddate,$startdate,\@stuinfo,\%place,\$dom,\$uname,\$auth,\$authparam,\$first,\$middle,\$last,\$gene,\$usec,\$end,\$start,\$emailaddr,\$pid,\$emailenc);
1.1 raeburn 360: # Check for existing account in this LON-CAPA domain for this username
1.47 raeburn 361: next if (($end) && ($end < $now));
1.5 raeburn 362: my $uhome=&Apache::lonnet::homeserver($uname,$dom);
363: if ($uhome eq 'no_host') { # User does not exist
1.19 raeburn 364: my $args = {'auth' => $auth,
365: 'authparam' => $authparam,
366: 'emailenc' => $emailenc,
367: 'udom' => $dom,
368: 'uname' => $uname,
369: 'pid' => $pid,
370: 'first' => $first,
371: 'middle' => $middle,
372: 'last' => $last,
373: 'gene' => $gene,
374: 'usec' => $usec,
375: 'end' => $end,
376: 'start' => $start,
377: 'emailaddr' => $emailaddr,
378: 'cid' => $cid,
379: 'crs' => $crs,
380: 'cdom' => $dom,
381: 'context' => $context,
382: 'linefeed' => $linefeed,
1.44 raeburn 383: 'inststatus' => $inststatus,
1.49 raeburn 384: 'instsec' => $instsec,
1.44 raeburn 385: 'role' => 'st',
1.19 raeburn 386: };
1.44 raeburn 387: if ($credits) {
388: $args->{'credits'} = $credits;
389: }
1.38 raeburn 390: my $outcome = &create_newuser($args,$logmsg,$newusermsg,\$enrollcount,\$addresult,\%longroles,\%courseinfo,$context);
1.5 raeburn 391: } else {
1.44 raeburn 392: &execute_add($context,'newstudent',$uname,$dom,$auth,
393: $authparam,$first,$middle,$last,$gene,$pid,
1.49 raeburn 394: $usec,$end,$start,$emailenc,$credits,$instsec,
1.44 raeburn 395: $cid,\$addresult,\$enrollcount,$linefeed,
396: $logmsg);
1.3 raeburn 397: }
1.31 raeburn 398: if ($courseinfo{'showphoto'}) {
1.28 raeburn 399: my ($result,$resulttype) =
400: &Apache::lonnet::auto_checkphotos($uname,$dom,$pid);
401: if ($resulttype) {
402: push(@{$$phototypes{$resulttype}},$uname);
403: }
404: }
1.1 raeburn 405: }
406: }
407: }
408: }
1.31 raeburn 409: if ($courseinfo{'showphoto'}) {
1.28 raeburn 410: if (keys(%{$phototypes})>0) {
411: my %lt = &photo_response_types();
412: foreach my $type (sort(keys(%{$phototypes}))) {
413: my $numphoto = @{$$phototypes{$type}};
414: if ($numphoto > 0) {
415: if ($context eq 'updatenow') {
416: $photoresult .= '<br /><b>'.
1.29 albertel 417: &mt('For [_1] students, photos ',$numphoto).
418: $lt{$type}.'</b><ul><li>';
1.28 raeburn 419: } else {
1.33 raeburn 420: $photoresult .= "\n".&mt("For [quant,_1,student], photos ",$numphoto).
1.29 albertel 421: $lt{$type}."\n";
1.28 raeburn 422: }
423: foreach my $user (@{$$phototypes{$type}}) {
424: $photoresult .= $user.$linefeed;
425: }
426: if ($context eq 'updatenow') {
427: $photoresult = substr($photoresult,0,
1.29 albertel 428: rindex($photoresult,"<li>"));
1.28 raeburn 429: $photoresult .= '</ul><br />';
430: } else {
431: $photoresult .= "\n";
432: }
433: }
434: }
435: }
436: }
437:
1.1 raeburn 438: # Do drops
439: if ( ($drops == 1) && (@reg_students > 0) ) {
1.49 raeburn 440: my %delaydrops;
1.1 raeburn 441: foreach my $uname (@localstudents) {
442: if ($$currlist{$uname}[$type] eq "auto") {
443: my @saved = ();
444: if (!grep/^$uname$/,@reg_students) {
445: # Check for changed usernames by checking studentIDs
446: if (grep/^$$currlist{$uname}[ $stuid ]$/,@allINids) {
447: foreach my $match (@{$unameFromINid{$$currlist{$uname}[ $stuid ]}} ) {
1.52 raeburn 448: $$logmsg .= &mt('A possible change in username has been detected for a student enrolled in this course.').' '.&mt('The existing LON-CAPA classlist contains user: [_1] and student/employee ID: [_2].',$uname,$$currlist{$uname}[ $stuid ]).' '.&mt('This username has been dropped from the institutional classlist, but the same student/employee ID is used for user: [_1] who still appears in the institutional classlist.',$match).' '.&mt('You may need to move the student data files for user: [_1] to [_2]',$uname,$match).' '.&mt('Because of this, user [_1] has not been dropped from the course.',$uname).$linefeed;
1.1 raeburn 449: push @saved,$uname;
450: }
451: } elsif (@saved == 0) {
1.49 raeburn 452: # Check enrollment count for institutional section of student to be dropped
453: if ($$currlist{$uname}[$instidx]) {
454: if (exists($classcount{$$currlist{$uname}[$instidx]})) {
455: if ($classcount{$$currlist{$uname}[$instidx]} == 0) {
456: if ($autofailsafe) {
457: push(@{$delaydrops{$$currlist{$uname}[$instidx]}},$uname);
458: next;
459: }
460: }
461: }
462: }
1.38 raeburn 463: my $drop_reply = &Apache::lonnet::modifystudent($dom,$uname,'','','',undef,undef,undef,undef,$$currlist{$uname}[$sec],time,undef,undef,undef,undef,'auto','',$cid,'',$context);
1.1 raeburn 464: if ($drop_reply !~ /^ok/) {
1.46 raeburn 465: $$logmsg .= &mt('An error occurred during the attempt to expire the [_1] from the old section [_2] - [_3].',$uname,$$currlist{$uname}[$sec],$drop_reply).$linefeed;
1.1 raeburn 466: } else {
467: $dropcount ++;
468: my %userenv = &Apache::lonnet::get('environment',['firstname','lastname','id'],$dom,$uname);
1.38 raeburn 469: $dropresult .= $userenv{'firstname'}." ".$userenv{'lastname'}." (".$userenv{'id'}.") - ".$uname.' '.&mt("dropped from section: '[_1]'.",$$currlist{$uname}[$sec]).$linefeed;
1.8 raeburn 470: if ($context eq 'automated') {
1.33 raeburn 471: $$logmsg .= &mt('User [_1] student role expired from course.',$uname).$linefeed;
1.8 raeburn 472: }
1.1 raeburn 473: }
474: }
475: }
476: }
477: }
1.49 raeburn 478: if (scalar(keys(%delaydrops)) > 0) {
479: foreach my $class (keys(%delaydrops)) {
480: if (ref($delaydrops{$class}) eq 'ARRAY') {
481: if ($autofailsafe < scalar(@{$delaydrops{$class}})) {
482: $$logmsg .= &mt('The following students were not expired from the old section [_1] because the enrollment count retrieved for that institutional section was zero, and the number of students with roles to expire exceeded the failsafe threshold of [_2]:',$class,$autofailsafe);
483: if ($context eq "updatenow") {
1.50 raeburn 484: $$logmsg .= '<br />'.join('<br />',@{$delaydrops{$class}}).$linefeed;
1.49 raeburn 485: } elsif ($context eq "automated") {
1.50 raeburn 486: $$logmsg .= $linefeed.join($linefeed,@{$delaydrops{$class}}).$linefeed;
1.49 raeburn 487: }
488: } else {
489: foreach my $uname (@{$delaydrops{$class}}) {
490: my $drop_reply = &Apache::lonnet::modifystudent($dom,$uname,'','','',undef,undef,undef,undef,$$currlist{$uname}[$sec],time,undef,undef,undef,undef,'auto','',$cid,'',$context);
491: if ($drop_reply !~ /^ok/) {
492: $$logmsg .= &mt('An error occurred during the attempt to expire the [_1] from the old section [_2] - [_3].',$uname,$$currlist{$uname}[$sec],$drop_reply).$linefeed;
493: } else {
494: $dropcount ++;
495: my %userenv = &Apache::lonnet::get('environment',['firstname','lastname','id'],$dom,$uname);
496: $dropresult .= $userenv{'firstname'}." ".$userenv{'lastname'}." (".$userenv{'id'}.") - ".$uname.' '.&mt("dropped from section: '[_1]'.",$$currlist{$uname}[$sec]).$linefeed;
497: if ($context eq 'automated') {
498: $$logmsg .= &mt('User [_1] student role expired from course.',$uname).$linefeed;
499: }
500: }
501: }
502: }
503: }
504: }
505: }
1.1 raeburn 506: }
1.5 raeburn 507:
1.48 raeburn 508: # Terminated explictly allowed access to student creation/modification
509: # and group membership changes
1.5 raeburn 510: if ($context eq 'automated') {
1.22 albertel 511: delete($env{'allowed.cst'});
1.48 raeburn 512: delete($env{'allowed.mdg'});
1.5 raeburn 513: }
1.1 raeburn 514: if ($enrollcount > 0) {
515: if ($context eq "updatenow") {
1.6 raeburn 516: $addresult = substr($addresult,0,rindex($addresult,"<li>"));
1.33 raeburn 517: $addresult = &mt("The following [quant,_1,student was,students were] added to this LON-CAPA course:",$enrollcount).'<br/><ul><li>'.$addresult.'</ul><br/><br/>';
1.1 raeburn 518: } else {
1.33 raeburn 519: $addresult = &mt("The following [quant,_1,student was,students were] added to this LON-CAPA course:",$enrollcount)."\n\n".$addresult."\n\n";
1.21 raeburn 520: }
1.1 raeburn 521: }
522: if ($dropcount > 0) {
523: if ($context eq "updatenow") {
1.6 raeburn 524: $dropresult = substr($dropresult,0,rindex($dropresult,"<li>"));
1.33 raeburn 525: $dropresult = &mt("The following [quant,_1,student was,students were] expired from this LON-CAPA course:",$dropcount).'<br/><ul><li>'.$dropresult.'</ul><br/><br/>';
1.1 raeburn 526: } else {
1.33 raeburn 527: $dropresult = &mt("The following [quant,_1,student was,students were] expired from this LON-CAPA course:",$dropcount)."\n\n".$dropresult."\n\n";
1.1 raeburn 528: }
529: }
1.21 raeburn 530: if ($switchcount > 0) {
531: if ($context eq "updatenow") {
532: $switchresult = substr($switchresult,0,rindex($switchresult,"<li>"));
1.33 raeburn 533: $switchresult = &mt("The following [quant,_1,student] switched sections in this LON-CAPA course:",$switchcount).'<br/><ul><li>'.$switchresult.'</ul><br/><br/>';
1.21 raeburn 534: } else {
1.33 raeburn 535: $switchresult = &mt("The following [quant,_1,student] switched sections in this LON-CAPA course:",$switchcount)."\n\n".$switchresult."\n\n";
1.21 raeburn 536: }
537: }
1.1 raeburn 538: if ( ($adds) && ($enrollcount == 0) ) {
1.33 raeburn 539: $addresult = &mt('There were no new students to add to the course.');
1.1 raeburn 540: if ($context eq "updatenow") {
541: $addresult .="<br/><br/>";
542: } else {
543: $addresult .="\n";
544: }
545: }
546: if ( ($drops) && ($dropcount == 0) ) {
1.33 raeburn 547: $dropresult = &mt('There were no students with roles to expire because all active students previously added to the course from institutional classlist(s) are still officially registered.');
1.1 raeburn 548: if ($context eq "updatenow") {
549: $dropresult .="<br/>";
550: } else {
551: $dropresult .="\n";
552: }
553: }
1.21 raeburn 554: my $changecount = $enrollcount + $dropcount + $switchcount;
1.28 raeburn 555: return ($changecount,$addresult.$photoresult.$dropresult.$switchresult);
1.6 raeburn 556: }
1.1 raeburn 557:
1.19 raeburn 558: sub create_newuser {
1.36 albertel 559: my ($args,$logmsg,$newusermsg,$enrollcount,$addresult,$longroles,
560: $courseinfo,$called_context) = @_;
1.19 raeburn 561: my $auth = $args->{'auth'};
562: my $authparam = $args->{'authparam'};
563: my $emailenc = $args->{'emailenc'};
564: my $udom = $args->{'udom'};
565: my $uname = $args->{'uname'};
566: my $pid = $args->{'pid'};
567: my $first = $args->{'first'};
568: my $middle = $args->{'middle'};
569: my $last = $args->{'last'} ;
570: my $gene = $args->{'gene'};
571: my $usec = $args->{'usec'};
572: my $end = $args->{'end'};
573: my $start = $args->{'start'};
574: my $emailaddr = $args->{'emailaddr'};
575: my $cid = $args->{'cid'};
576: my $crs = $args->{'crs'};
577: my $cdom = $args->{'cdom'};
578: my $context = $args->{'context'};
579: my $linefeed = $args->{'linefeed'};
580: my $role = $args->{'role'};
1.44 raeburn 581: my $inststatus = $args->{'inststatus'};
582: my $credits = $args->{'credits'};
1.49 raeburn 583: my $instsec = $args->{'instsec'};
1.19 raeburn 584: my $create_passwd = 0;
585: my $authchk = '';
586: my $outcome;
587: unless ($authparam eq '') { $authchk = 'ok'; };
588: # If no account exists and passwords should be generated
589: if ($auth eq "internal") {
590: if ($authparam eq '') {
1.53 ! raeburn 591: $authparam = &create_password($udom);
1.19 raeburn 592: if ($authparam eq '') {
593: $authchk = '';
594: } else {
595: $create_passwd = 1;
596: $authchk = 'ok';
597: }
598: }
599: } elsif ($auth eq "localauth") {
1.34 raeburn 600: ($authparam,$create_passwd,$authchk) = &Apache::lonnet::auto_create_password($crs,$cdom,$authparam,$udom);
1.19 raeburn 601: } elsif ($auth =~ m/^krb/) {
602: if ($authparam eq '') {
1.33 raeburn 603: $$logmsg .= &mt('No Kerberos domain was provided for the new user - [_1], so the new user was not enrolled in the course',$uname).$linefeed;
1.19 raeburn 604: $authchk = 'invalid';
605: }
606: } else {
607: $authchk = 'invalid';
1.33 raeburn 608: $$logmsg .= &mt('An invalid authentication type was provided for the new user - [_1], so the user was not enrolled in the course.',$uname).$linefeed;
1.34 raeburn 609: }
1.19 raeburn 610: if ($authchk eq 'ok') {
611: # Now create user.
612: my $type = 'auto';
613: my $userurl = '/'.$cdom.'/'.$crs;
614: if ($usec ne '') {
615: $userurl .= '/'.$usec;
616: }
617: if ($context eq 'createowner' || $context eq 'createcourse') {
618: my $result = &Apache::lonnet::modifyuser($udom,$uname,$pid,$auth,$authparam,$first,$middle,$last,$gene,'1',undef,$emailaddr);
619: if ($result eq 'ok' && $context eq 'createcourse') {
1.36 albertel 620: $outcome = &Apache::loncommon::commit_standardrole($udom,$uname,$userurl,$role,$start,$end,$cdom,$crs,$usec,$called_context);
1.19 raeburn 621: unless ($outcome =~ /^Error:/) {
622: $outcome = 'ok';
623: }
624: } else {
625: $outcome = $result;
626: }
627: } else {
1.49 raeburn 628: $outcome=&Apache::lonnet::modifystudent($udom,$uname,$pid,$auth,$authparam,$first,$middle,$last,$gene,$usec,$end,$start,'',undef,$emailaddr,'auto','',$cid,'',$called_context,$inststatus,$credits,$instsec);
1.19 raeburn 629: }
630: if ($outcome eq 'ok') {
631: my $access = &showaccess($end,$start);
1.33 raeburn 632: my $showsec = $usec;
633: if ($usec eq '') {
634: $showsec = &mt('none');
635: }
1.38 raeburn 636: $$addresult .= "$first $last ($pid) - $uname ".&mt("enrolled in section: '[_1]'.",$showsec).$access.$linefeed;
1.19 raeburn 637: unless ($context eq 'createowner' || $context eq 'createcourse') {
638: $$enrollcount ++;
639: }
1.36 albertel 640: if ($called_context eq 'automated') {
1.33 raeburn 641: $$logmsg .= &mt('New [_1] user [_2] added successfully.',$udom,$uname);
1.19 raeburn 642: }
643: unless ($emailenc eq '' || $context eq 'createowner' || $context eq 'createcourse') {
644: my %emailHash;
645: $emailHash{'critnotification'} = $emailenc;
646: $emailHash{'notification'} = $emailenc;
1.23 raeburn 647: $emailHash{'permanentemail'} = $emailenc;
1.19 raeburn 648: my $putresult = &Apache::lonnet::put('environment',\%emailHash,$udom,$uname);
649: }
650: if ($create_passwd) {
651: # Send e-mail with initial password to new user at $emailaddr.
652: # If e-mail address is invalid, send password via message to courseowner i
653: # (if automated call) or to user if roster update.
654: if ($emailaddr eq '') {
1.33 raeburn 655: $$newusermsg .= &mt(' username: [_1], password: [_2]',$uname,$authparam).$linefeed."\n";
1.19 raeburn 656: } else {
1.33 raeburn 657: my $subject = &mt('New LON-CAPA account');
1.19 raeburn 658: my $body;
1.41 raeburn 659: my $portalurl = 'http://'.$ENV{'SERVER_NAME'};
660: my $protocol = 'http';
661: my $lonhost=&Apache::lonnet::domain($udom,'primary');
662: if ($lonhost ne '') {
663: my $ip = &Apache::lonnet::get_host_ip($lonhost);
664: if ($Apache::lonnet::protocol{$lonhost} eq 'https') {
665: $protocol = 'https';
666: }
667: if ($ip ne '') {
668: $portalurl = $protocol.'://'.$ip
669: }
670: }
1.19 raeburn 671: if ($context eq 'createowner') {
1.41 raeburn 672: $body = &mt('A user account has been created for you while creating your new course in the LON-CAPA course management and online homework system.')."\n\n".&mt('You should log-in to the system using the following credentials:')."\n".&mt('username: ').$uname."\n".&mt('password: ').$authparam."\n\n".&mt('The URL you should use to access the LON-CAPA system at your institution is: ').$portalurl."\n\n";
1.19 raeburn 673: } elsif ($context eq 'createcourse') {
1.41 raeburn 674: $body = &mt('You have been assigned the role of [_1] in a new course: [_2] - [_3] in the LON-CAPA course management and online homework system.',$$longroles{$role},$$courseinfo{'description'},$$courseinfo{'inst_code'}).' '.&mt('As you did not have an existing user account in the system, one has been created for you.')."\n\n".&mt("You should log-in to the system using the following credentials:\nusername: [_1]\npassword: [_2]",$uname,$authparam)."\n\n".&mt('The URL you should use to access the LON-CAPA system at your institution is: ').$portalurl."\n\n";
1.19 raeburn 675: } else {
676: my $access_start = 'immediately';
677: if ($start > 0) {
678: $access_start = localtime($start)
679: }
1.45 bisitz 680: $body =
681: &mt('You have been enrolled in the LON-CAPA system at your institution, because you are a registered student in a class which is using the LON-CAPA course management and online homework system.')."\n\n"
682: .&mt("You should log-in to the system using the following credentials:\nusername: [_1]\npassword: [_2]",$uname,$authparam)."\n\n"
683: .&mt('The URL you should use to access the LON-CAPA system at your institution is: ').$portalurl."\n\n"
684: .&mt('When you log-in you will be able to access the LON-CAPA course for [_1] - [_2] starting [_3].',$$courseinfo{'description'},$$courseinfo{'inst_code'},$access_start)."\n";
1.19 raeburn 685: }
686: &Apache::lonmsg::sendemail($emailaddr,$subject,$body);
687: }
1.36 albertel 688: if ($called_context eq 'automated') {
1.33 raeburn 689: $$logmsg .= &mt(' Initial password - sent to ').$emailaddr.$linefeed;
1.19 raeburn 690: }
691: } else {
1.36 albertel 692: if ($called_context eq 'automated') {
1.19 raeburn 693: $$logmsg .= $linefeed;
694: }
695: }
696: } else {
1.33 raeburn 697: $$logmsg .= &mt('An error occurred adding new user [_1] - [_2].',$uname,$outcome).$linefeed;
1.19 raeburn 698: }
1.34 raeburn 699: } else {
700: $$logmsg .= &mt('An error occurred adding the new user [_1] because the authcheck failed for authtype [_2] and parameter [_3].',$uname,$auth,$authparam).' '.&mt('The authcheck response was [_1].',$authchk).$linefeed;
1.19 raeburn 701: }
702: return $outcome;
703: }
704:
1.16 raeburn 705: sub prepare_add {
706: my ($authtype,$autharg,$enddate,$startdate,$stuinfo,$place,$dom,$uname,$auth,$authparam,$first,$middle,$last,$gene,$usec,$end,$start,$emailaddr,$pid,$emailenc) = @_;
707: $$auth = $$stuinfo[ $$place{'authtype'} ];
708: $$authparam = $$stuinfo[ $$place{'autharg'} ];
709: $$first = $$stuinfo[ $$place{'firstname'} ];
710: $$middle = $$stuinfo[ $$place{'middlename'} ];
711: $$last = $$stuinfo[ $$place{'lastname'} ];
712: $$gene = $$stuinfo[ $$place{'generation'} ];
713: $$usec = $$stuinfo[ $$place{'groupID'} ];
714: $$end = $$stuinfo[ $$place{'enddate'} ];
715: $$start = $$stuinfo[ $$place{'startdate'} ];
716: $$emailaddr = $$stuinfo[ $$place{'email'} ];
717: $$pid = $$stuinfo[ $$place{'studentID'} ];
1.47 raeburn 718:
1.16 raeburn 719: # remove non alphanumeric values from section
720: $$usec =~ s/\W//g;
721:
722: unless ($$emailaddr =~/^[^\@]+\@[^\@]+$/) { $$emailaddr =''; }
723: $$emailenc = &HTML::Entities::encode($$emailaddr,'<>&"');
724:
725: # Use course defaults where entry is absent
726: if ( ($$auth eq '') || (!defined($$auth)) ) {
727: $$auth = $authtype;
728: }
729: if ( ($$authparam eq '') || (!defined($$authparam)) ) {
730: $$authparam = $autharg;
731: }
732: if ( ($$end eq '') || (!defined($$end)) ) {
733: $$end = $enddate;
734: }
735: if ( ($$start eq '') || (!defined($$start)) ) {
736: $$start = $startdate;
737: }
738: # Clean up whitespace
739: foreach ($dom,$uname,$pid,$first,$middle,$last,$gene,$usec) {
740: $$_ =~ s/(\s+$|^\s+)//g;
741: }
742: return;
743: }
744:
745: sub execute_add {
1.44 raeburn 746: my ($context,$caller,$uname,$dom,$auth,$authparam,$first,$middle,$last,
1.49 raeburn 747: $gene,$pid,$usec,$end,$start,$emailenc,$credits,$instsec,$cid,$addresult,
1.44 raeburn 748: $enrollcount,$linefeed,$logmsg) = @_;
1.16 raeburn 749: # Get the user's information and authentication
1.44 raeburn 750: my %userenv = &Apache::lonnet::get('environment',['firstname','middlename','lastname','generation','id','critnotification','notification','permanentemail','inststatus'],$dom,$uname);
1.16 raeburn 751: my ($tmp) = keys(%userenv);
752: if ($tmp =~ /^(con_lost|error)/i) {
753: %userenv = ();
754: }
755: # Get the user's e-mail address
756: if ($userenv{critnotification} =~ m/%40/) {
757: unless ($emailenc eq $userenv{critnotification}) {
1.41 raeburn 758: $$logmsg .= &mt('Current critical notification e-mail - [_1] for [_2] is different to e-mail address in institutional classlist - [_3].',
759: $userenv{critnotification},$uname,$emailenc).
760: $linefeed;
1.16 raeburn 761: }
762: }
763: if ($userenv{notification} =~ m/%40/) {
1.23 raeburn 764: unless ($emailenc eq $userenv{notification}) {
1.41 raeburn 765: $$logmsg .= &mt('Current standard notification e-mail - [_1] for [_2] is different to e-mail address in institutional classlist - [_3].',
766: $userenv{notification},$uname,$emailenc).
767: $linefeed;
1.16 raeburn 768: }
769: }
1.23 raeburn 770: if ($userenv{permanentemail} =~ m/%40/) {
771: unless ($emailenc eq $userenv{permanentemail}) {
1.33 raeburn 772: $$logmsg .= &mt('Current permanent e-mail
773: - [_1] for [_2] is different to e-mail address in institutional classlist - [_3]',$userenv{permanentemail},$uname,$emailenc).$linefeed;
1.23 raeburn 774: }
775: }
1.16 raeburn 776: my $krbdefdom = '';
777: my $currentauth=&Apache::lonnet::queryauthenticate($uname,$dom);
778: if ($currentauth=~/^(krb[45]):(.*)/) {
779: $currentauth = $1;
780: $krbdefdom = $2;
781: } elsif ($currentauth=~ /^(unix|internal|localauth):/) {
782: $currentauth = $1;
783: } else {
1.33 raeburn 784: $$logmsg .= &mt('Invalid authentication method [_1] for [_2].',$currentauth,$uname).$linefeed;
1.16 raeburn 785: }
786: # Report if authentication methods are different.
787: if ($currentauth ne $auth) {
1.33 raeburn 788: $$logmsg .= &mt("Authentication type mismatch for [_1] - '[_2]' in system, '[_3]' based on information in classlist or default for this course.",$uname,$currentauth,$auth).$linefeed;
1.16 raeburn 789: } elsif ($auth =~ m/^krb/) {
790: if ($krbdefdom ne $authparam) {
1.33 raeburn 791: $$logmsg .= &mt("Kerberos domain mismatch for [_1] - '[_2]' in system, '[_3]' based on information in classlist or default for this course.",$uname,$krbdefdom,$authparam).$linefeed;
1.16 raeburn 792: }
793: }
794:
795: # Check user data
796: if ($first ne $userenv{'firstname'} ||
797: $middle ne $userenv{'middlename'} ||
798: $last ne $userenv{'lastname'} ||
799: $gene ne $userenv{'generation'} ||
1.23 raeburn 800: $pid ne $userenv{'id'} ||
801: $emailenc ne $userenv{'permanentemail'} ) {
1.16 raeburn 802: # Make the change(s)
803: my %changeHash;
804: $changeHash{'firstname'} = $first;
805: $changeHash{'middlename'} = $middle;
806: $changeHash{'lastname'} = $last;
807: $changeHash{'generation'} = $gene;
808: $changeHash{'id'} = $pid;
1.23 raeburn 809: $changeHash{'permanentemail'} = $emailenc;
1.16 raeburn 810: my $putresult = &Apache::lonnet::put('environment',\%changeHash,$dom,$uname);
811: if ($putresult eq 'ok') {
1.37 raeburn 812: $$logmsg .= &mt('User information updated for user: [_1] prior to enrollment.',$uname).$linefeed;
1.16 raeburn 813: } else {
1.33 raeburn 814: $$logmsg .= &mt('There was a problem modifying user data for existing user - [_1] -error: [_2], enrollment will still be attempted.',$uname,$putresult).$linefeed;
1.16 raeburn 815: }
816: }
817:
818: # Assign the role of student in the course.
1.44 raeburn 819: my $classlist_reply =
820: &Apache::lonnet::modify_student_enrollment($dom,$uname,$pid,$first,$middle,
821: $last,$gene,$usec,$end,$start,
822: 'auto','',$cid,'',$context,
1.49 raeburn 823: $credits,$instsec);
1.16 raeburn 824: if ($classlist_reply eq 'ok') {
825: my $access = &showaccess($end,$start);
1.33 raeburn 826: my $showsec = $usec;
827: if ($usec eq '') {
828: $showsec = &mt('none');
829: }
1.16 raeburn 830: if ($caller eq 'switchtype') {
1.38 raeburn 831: $$logmsg .= &mt("Existing user [_1] detected in institutional classlist - switched from 'manual' to 'auto' enrollment in section [_2].",$uname,$showsec).$access.$linefeed;
1.16 raeburn 832: } elsif ($caller eq 'newstudent') {
833: $$enrollcount ++;
1.38 raeburn 834: $$addresult .= "$first $last ($pid) - $uname ".&mt("enrolled in section '[_1]'.",$showsec).$access.$linefeed;
1.16 raeburn 835: }
836: if ($context eq 'automated') {
1.33 raeburn 837: $$logmsg .= &mt('Existing [_1] user [_2] enrolled successfully.',$dom,$uname).$linefeed;
1.16 raeburn 838: }
839: } else {
1.33 raeburn 840: $$logmsg .= &mt('There was a problem updating the classlist db file for user [_1] to show the new enrollment -error: [_2], so no enrollment occurred for this user.',$uname,$classlist_reply).$linefeed;
1.16 raeburn 841: }
842: return;
843: }
844:
845: sub datechange_check {
846: my ($oldstart,$oldend,$startdate,$enddate) = @_;
847: my $datechange = 0;
848: unless ($oldstart eq $startdate) {
849: $datechange = 1;
850: }
851: if (!$datechange) {
852: if (!$oldend) {
853: if ($enddate) {
854: $datechange = 1;
855: }
856: } elsif ($oldend ne $enddate) {
857: $datechange = 1;
858: }
859: }
860: return $datechange;
861: }
862:
1.15 raeburn 863: sub showaccess {
864: my ($end,$start) = @_;
865: my $showstart;
866: my $showend;
867: if ( (!$start) || ($start <= time) ) {
868: $showstart = 'immediately';
869: } else {
870: $showstart = &Apache::lonlocal::locallocaltime($start);
871: }
872: if (!$end) {
873: $showend = 'no end date';
874: } else {
875: $showend = &Apache::lonlocal::locallocaltime($end);
876: }
1.33 raeburn 877: my $access_msg = ' '.&mt('Access starts: [_1], ends: [_2].',$showstart,$showend);
1.15 raeburn 878: return $access_msg;
879: }
880:
1.1 raeburn 881: sub parse_classlist {
1.6 raeburn 882: my ($tmpdir,$dom,$crs,$class,$placeref,$groupID,$studentsref) = @_;
1.5 raeburn 883: my $xmlfile = $tmpdir."/tmp/".$dom."_".$crs."_".$class."_classlist.xml";
1.6 raeburn 884: my $uname = '';
885: my @state;
1.44 raeburn 886: my @items = ('autharg','authtype','email','firstname','generation','lastname','middlename','studentID','credits','inststatus');
1.6 raeburn 887: my $p = HTML::Parser->new
888: (
889: xml_mode => 1,
890: start_h =>
891: [sub {
892: my ($tagname, $attr) = @_;
893: push @state, $tagname;
894: if ("@state" eq "students student") {
895: $uname = $attr->{username};
1.43 raeburn 896: $$studentsref{$uname}[ $$placeref{'groupID'} ] = $groupID;
1.49 raeburn 897: $$studentsref{$uname}[ $$placeref{'instsec'} ] = $class;
1.6 raeburn 898: }
899: }, "tagname, attr"],
900: text_h =>
901: [sub {
902: my ($text) = @_;
1.43 raeburn 903: if ("@state" eq "students student startdate") {
1.8 raeburn 904: my $start = $text;
905: unless ($text eq '') {
906: $start = &process_date($text);
907: }
908: $$studentsref{$uname}[ $$placeref{'startdate'} ] = $start;
909: } elsif ("@state" eq "students student enddate") {
910: my $end = $text;
911: unless ($text eq '') {
912: $end = &process_date($text);
913: }
914: $$studentsref{$uname}[ $$placeref{'enddate'} ] = $end;
1.6 raeburn 915: } else {
916: foreach my $item (@items) {
917: if ("@state" eq "students student $item") {
918: $$studentsref{$uname}[ $$placeref{$item} ] = $text;
919: }
920: }
921: }
922: }, "dtext"],
923: end_h =>
924: [sub {
925: my ($tagname) = @_;
926: pop @state;
927: }, "tagname"],
928: );
929:
930: $p->parse_file($xmlfile);
931: $p->eof;
1.8 raeburn 932: if (-e "$xmlfile") {
933: unlink $xmlfile;
934: }
1.3 raeburn 935: return;
1.1 raeburn 936: }
937:
1.8 raeburn 938: sub process_date {
939: my $timestr = shift;
940: my $timestamp = '';
941: if ($timestr =~ m/^\d{4}:\d{2}:\d{2}/) {
942: my @entries = split/:/,$timestr;
943: for (my $j=0; $j<@entries; $j++) {
944: if ( length($entries[$j]) > 1 ) {
945: $entries[$j] =~ s/^0//;
946: }
947: }
948: $entries[1] = $entries[1] - 1;
949: $timestamp = timelocal($entries[5],$entries[4],$entries[3],$entries[2],$entries[1],$entries[0]);
950: }
951: return $timestamp;
952: }
953:
1.1 raeburn 954: sub create_password {
1.53 ! raeburn 955: my ($udom) = @_;
! 956: my %passwdconf = &Apache::lonnet::get_passwdconf($udom);
! 957: my ($min,$max,@chars);
! 958: if (ref($passwdconf{'chars'}) eq 'ARRAY') {
! 959: if ($passwdconf{'min'} =~ /^\d+$/) {
! 960: $min = $passwdconf{'min'};
! 961: }
! 962: if ($passwdconf{'max'} =~ /^\d+$/) {
! 963: $max = $passwdconf{'max'};
! 964: }
! 965: @chars = @{$passwdconf{'chars'}};
! 966: }
! 967: my @letts = qw(b c d f g h j k l m n p q r s t v w x y z);
! 968: my (@included,%reqd);
! 969: if (@chars) {
! 970: map { $reqd{$_} = 1; } @chars;
! 971: }
! 972: if ($reqd{'uc'}) {
! 973: my $letter = $letts[int( rand(21) )];
! 974: $letter =~ tr/a-z/A-Z/;
! 975: if ($letter ne '') {
! 976: push(@included,$letter);
! 977: }
! 978: }
! 979: if ($reqd{'lc'}) {
! 980: my $letter = $letts[int( rand(21) )];
! 981: if ($letter ne '') {
! 982: push(@included,$letter);
! 983: }
! 984: }
! 985: if ($reqd{'num'}) {
! 986: my $number = int( rand(10) );
! 987: if ($number ne '') {
! 988: push(@included,$number);
! 989: }
! 990: }
! 991: if ($reqd{'spec'}) {
! 992: my @specs = qw(! # * & _ - + $);
! 993: my $special = $specs[int( rand(8) )];
! 994: if ($special ne '') {
! 995: push(@included,$special);
! 996: }
! 997: }
! 998: my $start = 0;
! 999: if (scalar(@included) > 0) {
! 1000: $start = scalar(@included);
! 1001: }
! 1002: my $end = 8;
! 1003: if ($min =~ /^\d+$/) {
! 1004: if ($min > $end) {
! 1005: $end = $min;
! 1006: }
! 1007: }
! 1008: for (my $i=$start; $i<$end; $i++) {
1.8 raeburn 1009: my $lettnum = int (rand 2);
1010: my $item = '';
1011: if ($lettnum) {
1.53 ! raeburn 1012: $item = $letts[int( rand(21) )];
1.8 raeburn 1013: my $uppercase = int(rand 2);
1014: if ($uppercase) {
1015: $item =~ tr/a-z/A-Z/;
1016: }
1017: } else {
1018: $item = int( rand(10) );
1.53 ! raeburn 1019: }
! 1020: if ($item ne '') {
! 1021: push(@included,$item);
! 1022: }
1.8 raeburn 1023: }
1.53 ! raeburn 1024: my $passwd = join('',&Math::Random::random_permutation(@included));
! 1025: return $passwd;
1.9 raeburn 1026: }
1027:
1.19 raeburn 1028: sub get_courseinfo {
1029: my ($dom,$crs,$courseinfo) = @_;
1030: my $owner;
1031: if (defined($dom) && defined($crs)) {
1.44 raeburn 1032: my %settings = &Apache::lonnet::get('environment',['internal.coursecode','internal.showphoto','description','internal.defaultcredits'],$dom,$crs);
1.19 raeburn 1033: if ( defined($settings{'internal.coursecode'}) ) {
1034: $$courseinfo{'inst_code'} = $settings{'internal.coursecode'};
1035: }
1036: if ( defined($settings{'description'}) ) {
1037: $$courseinfo{'description'} = $settings{'description'};
1038: }
1.31 raeburn 1039: if ( defined($settings{'internal.showphoto'}) ) {
1040: $$courseinfo{'showphoto'} = $settings{'internal.showphoto'};
1.28 raeburn 1041: }
1.44 raeburn 1042: if ( defined($settings{'internal.credithours'}) ) {
1043: $$courseinfo{'defaultcredits'} = $settings{'internal.defaultcredits'};
1044: }
1.19 raeburn 1045: }
1046: return;
1047: }
1048:
1.38 raeburn 1049: sub place_hash {
1050: my %place = (
1051: autharg => 0,
1052: authtype => 1,
1053: email => 2,
1054: enddate => 3,
1055: firstname => 4,
1056: generation => 5,
1057: groupID => 6,
1058: lastname => 7,
1059: middlename => 8,
1060: startdate => 9,
1061: studentID => 10,
1.44 raeburn 1062: credits => 11,
1063: inststatus => 12,
1.49 raeburn 1064: instsec => 13,
1.38 raeburn 1065: );
1066: return %place;
1067: }
1.1 raeburn 1068:
1.28 raeburn 1069: sub photo_response_types {
1.29 albertel 1070: my %lt = &Apache::lonlocal::texthash(
1.28 raeburn 1071: 'same' => 'remained unchanged',
1072: 'update' => 'were updated',
1073: 'new' => 'were added',
1074: 'missing' => 'were missing',
1075: 'error' => 'were not imported because an error occurred',
1076: 'nouser' => 'were for users without accounts',
1.40 weissno 1077: 'noid' => 'were for users without student/employee IDs',
1.29 albertel 1078: );
1.28 raeburn 1079: return %lt;
1080: }
1081:
1082:
1.1 raeburn 1083: 1;
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