Annotation of loncom/interface/statistics/lonsubmissiontimeanalysis.pm, revision 1.1
1.1 ! matthew 1: # The LearningOnline Network with CAPA
! 2: #
! 3: # $Id$
! 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: #
! 27:
! 28: package Apache::lonsubmissiontimeanalysis;
! 29:
! 30: use strict;
! 31: use Apache::lonnet();
! 32: use Apache::loncommon();
! 33: use Apache::lonhtmlcommon();
! 34: use Apache::loncoursedata();
! 35: use Apache::lonstatistics;
! 36: use Apache::lonlocal;
! 37: use HTML::Entities();
! 38: use Time::Local();
! 39: use Spreadsheet::WriteExcel();
! 40:
! 41: my $plotcolors = ['#33ff00',
! 42: '#ff33cc', '#990000', '#aaaa66', '#663399', '#ff9933',
! 43: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
! 44: ];
! 45:
! 46: my @SubmitButtons = (
! 47: { name => 'ProblemAnalyis',
! 48: text => 'Analyze Problem Again' },
! 49: { name => 'SelectAnother',
! 50: text => 'Choose a different resource' },
! 51: );
! 52:
! 53: sub render_resource {
! 54: my ($resource) = @_;
! 55: ##
! 56: ## Render the problem
! 57: my $base;
! 58: ($base,undef) = ($resource->{'src'} =~ m|(.*/)[^/]*$|);
! 59: $base = "http://".$ENV{'SERVER_NAME'}.$base;
! 60: my $rendered_problem =
! 61: &Apache::lonnet::ssi_body($resource->{'src'});
! 62: $rendered_problem =~ s/<\s*form\s*/<nop /g;
! 63: $rendered_problem =~ s|(<\s*/form\s*>)|<\/nop>|g;
! 64: return '<table bgcolor="ffffff"><tr><td>'.
! 65: '<base href="'.$base.'" />'.
! 66: $rendered_problem.
! 67: '</td></tr></table>';
! 68: }
! 69:
! 70: sub BuildSubmissionTimePage {
! 71: my ($r,$c)=@_;
! 72: $r->print('<h2>'.&mt('Submission Time Plots').'</h2>');
! 73: $r->print(&CreateInterface());
! 74: #
! 75: my @Students = @Apache::lonstatistics::Students;
! 76: #
! 77: if (@Students < 1) {
! 78: $r->print('<h2>There are no students in the sections selected</h2>');
! 79: }
! 80: #
! 81: &Apache::loncoursedata::clear_internal_caches();
! 82: if (exists($ENV{'form.ClearCache'}) ||
! 83: exists($ENV{'form.updatecaches'}) ||
! 84: (exists($ENV{'form.firstanalysis'}) &&
! 85: $ENV{'form.firstanalysis'} ne 'no')) {
! 86: &Apache::lonstatistics::Gather_Full_Student_Data($r);
! 87: }
! 88: if (! exists($ENV{'form.firstanalysis'})) {
! 89: $r->print('<input type="hidden" name="firstanalysis" value="yes" />');
! 90: } else {
! 91: $r->print('<input type="hidden" name="firstanalysis" value="no" />');
! 92: }
! 93: $r->rflush();
! 94: #
! 95: if (! exists($ENV{'form.problemchoice'}) ||
! 96: exists($ENV{'form.SelectAnother'})) {
! 97: $r->print('<input type="submit" name="" value="'.
! 98: &mt('Graph Problem Submission Times').'" />');
! 99: $r->print(' 'x5);
! 100: $r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>');
! 101: $r->print(&ProblemSelector());
! 102: } else {
! 103: foreach my $button (@SubmitButtons) {
! 104: $r->print('<input type="submit" name="'.$button->{'name'}.'" '.
! 105: 'value="'.&mt($button->{'text'}).'" />');
! 106: $r->print(' 'x5);
! 107: }
! 108: $r->print('<input type="hidden" name="problemchoice" value="'.
! 109: $ENV{'form.problemchoice'}.'" />');
! 110: #
! 111: $r->print('<hr />');
! 112: #
! 113: my ($symb,$part) = &get_problem_symb(
! 114: &Apache::lonnet::unescape($ENV{'form.problemchoice'}));
! 115: $r->rflush();
! 116: #
! 117: my $resource = &get_resource_from_symb($symb);
! 118: if (! defined($resource)) {
! 119: $r->print('resource is undefined');
! 120: } else {
! 121: $r->print('<h1>'.$resource->{'title'}.'</h1>');
! 122: $r->print('<h3>'.$resource->{'src'}.'</h3>');
! 123: $r->rflush();
! 124: $r->print(&render_resource($resource));
! 125: $r->rflush();
! 126: $r->print(&analyze_times($r,$resource,\@Students,$part));
! 127: }
! 128: $r->print('<hr />');
! 129: }
! 130: }
! 131:
! 132: #########################################################
! 133: #########################################################
! 134: ##
! 135: ## Time Analysis
! 136: ##
! 137: #########################################################
! 138: #########################################################
! 139: sub get_week_start {
! 140: my ($randomtime) = @_;
! 141: my ($sec,$min,$hour,$mday,$month,$year,$wday,$yday,$isdst) =
! 142: localtime($randomtime);
! 143: $randomtime -= $wday * 86400;
! 144: ($sec,$min,$hour,$mday,$month,$year,$wday,$yday,$isdst) =
! 145: localtime($randomtime);
! 146: my $week_start = &Time::Local::timelocal(0,0,0,$mday,$month,$year);
! 147: return $week_start;
! 148: }
! 149:
! 150: sub analyze_times {
! 151: my ($r,$resource,$students,$part) = @_;
! 152: my $html; # holds results of analysis
! 153: # Get the data
! 154: my $SubData = &Apache::loncoursedata::get_response_time_data
! 155: ($students,$resource->{'symb'},$part);
! 156: if (! defined($SubData) || ! ref($SubData)) {
! 157: $html.= '<h2>There is no submission data for this resource</h2>';
! 158: return $html;
! 159: }
! 160: my $NumSub = scalar(@{$SubData});
! 161: if (! @{$SubData}) {
! 162: $html.= '<h2>There is no submission data for this resource</h2>';
! 163: return $html;
! 164: }
! 165: # Process the data
! 166: # Get first and last times
! 167: my $span = &get_time_from_row($SubData->[-1]) -
! 168: &get_time_from_row($SubData->[0]);
! 169: if ($span == 0) {
! 170: $html.= '<h2>There is no submission data for this resource</h2>';
! 171: return $html;
! 172: }
! 173: #
! 174: my (undef,undef,undef,$mday,$month,$year,$wday,$yday,$isdst) =
! 175: localtime(&get_time_from_row($SubData->[0]));
! 176: my $day_start = &Time::Local::timelocal(0,0,0,$mday,$month,$year);
! 177: my $start_day_of_week = $wday;
! 178: #
! 179: my @WeekDay = (qw/SUN MON TUE WED THU FRI SAT SUN/);
! 180: my @Month = (qw/Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec/);
! 181: #
! 182: my $cumulative_answers = 0;
! 183: #
! 184: my @Ydata;
! 185: my @AnsData;
! 186: my @Xlabel;
! 187: #
! 188: my $binsize = 3600; # seconds
! 189: my $bins_per_day = 86400/$binsize;
! 190: my $bincount = 0;
! 191: my $endtime = $day_start;
! 192: #
! 193: my $max;
! 194: foreach my $row (@$SubData) {
! 195: my $subtime = &get_time_from_row($row);
! 196: while ($subtime > $endtime && $endtime < time) {
! 197: # Create a new bin
! 198: $bincount++;
! 199: $Ydata[$bincount]=0;
! 200: $AnsData[$bincount]=$AnsData[$bincount-1];
! 201: $endtime += $binsize;
! 202: if ($bincount % (86400/$binsize) == 0) {
! 203: $Xlabel[$bincount] = $WeekDay[$wday++];
! 204: $wday %= 7;
! 205: } else {
! 206: $Xlabel[$bincount] = '';
! 207: }
! 208: }
! 209: $Ydata[$bincount]++;
! 210: $max = $Ydata[$bincount] if ($max < $Ydata[$bincount]);
! 211: $AnsData[$bincount] += &successful_submission($row);
! 212: $cumulative_answers += &successful_submission($row);
! 213: }
! 214: foreach my $maximum (10,15,20,25,30,40,50,60,70,80,90,100,
! 215: 120,150,200,250,300,350,400,450,500,
! 216: 600,700,800,900,1000,1100,1200,1500,2000,
! 217: 2500,3000,4000,5000) {
! 218: if ($max < $maximum) {
! 219: $max = $maximum;
! 220: last;
! 221: }
! 222: }
! 223: while ($bincount % $bins_per_day != 0) {
! 224: $bincount++;
! 225: $Ydata[$bincount]=0;
! 226: $AnsData[$bincount]=$AnsData[$bincount-1];
! 227: $endtime += $binsize;
! 228: if ($bincount % (86400/$binsize) == 0) {
! 229: $Xlabel[$bincount] = $WeekDay[$wday];
! 230: } else {
! 231: $Xlabel[$bincount] = '';
! 232: }
! 233: }
! 234:
! 235: my $title = 'Number of Submissions and Number Correct';
! 236: my $xlabel;
! 237: (undef,undef,undef,$mday,$month,$year) = localtime($day_start);
! 238: $xlabel .= 'Sunday '.join(' ',($Month[$month],$mday,1900+$year)).' - ';
! 239: (undef,undef,undef,$mday,$month,$year) = localtime($endtime);
! 240: $xlabel .= 'Sunday '.join(' ',($Month[$month],$mday,1900+$year));
! 241: $html .= &Apache::loncommon::DrawXYYGraph($title,
! 242: $xlabel,
! 243: 'Number of Submissions',
! 244: $plotcolors,
! 245: \@Xlabel,
! 246: \@Ydata,
! 247: 0,$max,
! 248: \@AnsData,
! 249: 0,scalar(@$students),
! 250: (xskip => $bins_per_day,
! 251: x_ticks => $bins_per_day,
! 252: x_tick_offset => $bins_per_day,
! 253: width => 50+2*$bincount)
! 254: );
! 255: $html .= '<br />';
! 256: return $html;
! 257: }
! 258:
! 259: sub successful_submission {
! 260: my ($row) = @_;
! 261: if (ref($row) eq 'ARRAY') {
! 262: return $row->[1];
! 263: }
! 264: return undef;
! 265: return 0;
! 266: }
! 267:
! 268: sub get_time_from_row {
! 269: my ($row) = @_;
! 270: if (ref($row) eq 'ARRAY') {
! 271: return $row->[3];
! 272: }
! 273: return undef;
! 274: }
! 275:
! 276: sub get_tries_from_row {
! 277: my ($row) = @_;
! 278: if (ref($row) eq 'ARRAY') {
! 279: return $row->[2];
! 280: }
! 281: return undef;
! 282: }
! 283:
! 284: sub Process_Row {
! 285: my ($row) = @_;
! 286: my %RowData;
! 287: my ($student_id,$award,$tries,$time) = @$row;
! 288: return %RowData;
! 289: }
! 290:
! 291: #########################################################
! 292: #########################################################
! 293: ##
! 294: ## Generic Interface Routines
! 295: ##
! 296: #########################################################
! 297: #########################################################
! 298: sub CreateInterface {
! 299: ##
! 300: ## Environment variable initialization
! 301: if (! exists$ENV{'form.AnalyzeOver'}) {
! 302: $ENV{'form.AnalyzeOver'} = 'Tries';
! 303: }
! 304: ##
! 305: ## Build the menu
! 306: my $Str = '';
! 307: $Str .= '<table cellspacing="5">'."\n";
! 308: $Str .= '<tr>';
! 309: $Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>';
! 310: $Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>';
! 311: $Str .= '<td align="center"> </td>';
! 312: $Str .= '</tr>'."\n";
! 313: ##
! 314: ##
! 315: $Str .= '<tr><td align="center">'."\n";
! 316: $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
! 317: $Str .= '</td>';
! 318: #
! 319: $Str .= '<td align="center">';
! 320: $Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
! 321: $Str .= '</td>';
! 322: #
! 323: my $only_seq_with_assessments = sub {
! 324: my $s=shift;
! 325: if ($s->{'num_assess'} < 1) {
! 326: return 0;
! 327: } else {
! 328: return 1;
! 329: }
! 330: };
! 331: &Apache::lonstatistics::MapSelect('Maps','multiple,all',5,
! 332: $only_seq_with_assessments);
! 333: ##
! 334: ##
! 335: $Str .= '</tr>'."\n";
! 336: $Str .= '</table>'."\n";
! 337: return $Str;
! 338: }
! 339:
! 340: sub ProblemSelector {
! 341: my $Str;
! 342: $Str = "<table>\n";
! 343: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
! 344: next if ($seq->{'num_assess'}<1);
! 345: my $seq_str = '';
! 346: foreach my $res (@{$seq->{'contents'}}) {
! 347: next if ($res->{'type'} ne 'assessment');
! 348: if (@{$res->{'parts'}} == 1) {
! 349: my $value = &Apache::lonnet::escape($res->{'symb'}.':'.
! 350: $res->{'parts'}->[0]);
! 351: my $checked;
! 352: if ($ENV{'form.problemchoice'} eq $value) {
! 353: $checked = 'checked ';
! 354: }
! 355: $seq_str .= '<tr><td>'.
! 356: '<input type="radio" name="problemchoice" value="'.$value.'" '.$checked.'/>'.
! 357: '</td><td>'.
! 358: '<a href="'.$res->{'src'}.'">'.$res->{'title'}.'</a> ';
! 359: } else {
! 360: $seq_str .= '<tr><td>'.
! 361: ' '.'</td><td>'.
! 362: '<a href="'.$res->{'src'}.'">'.$res->{'title'}.'</a>'.
! 363: "</td></tr>\n";
! 364: foreach my $part (@{$res->{'parts'}}) {
! 365: my $value = &Apache::lonnet::escape
! 366: ($res->{'symb'}.':'.$part);
! 367: my $checked;
! 368: if ($ENV{'form.problemchoice'} eq $value) {
! 369: $checked = 'checked ';
! 370: }
! 371: $seq_str .= '<tr><td>'.
! 372: '<input type="radio" name="problemchoice" value="'.$value.'" '.$checked.'/>'.
! 373: '</td><td>'.(' 'x5).'part '.$part."</td></tr>\n";
! 374: }
! 375: }
! 376: }
! 377: if ($seq_str ne '') {
! 378: $Str .= '<tr><td> </td><td><b>'.$seq->{'title'}.'</b></td>'.
! 379: "</tr>\n".$seq_str;
! 380: }
! 381: }
! 382: $Str .= "</table>\n";
! 383: return $Str;
! 384: }
! 385:
! 386: #########################################################
! 387: #########################################################
! 388: ##
! 389: ## Misc functions (ought to be put in a module)
! 390: ##
! 391: #########################################################
! 392: #########################################################
! 393: sub get_problem_symb {
! 394: my $problemstring = shift();
! 395: my ($symb,$partid) = ($problemstring=~ /^(.*):([^:]*)$/);
! 396: return ($symb,$partid);
! 397: }
! 398:
! 399: sub get_resource_from_symb {
! 400: my ($symb) = @_;
! 401: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
! 402: foreach my $res (@{$seq->{'contents'}}) {
! 403: if ($res->{'symb'} eq $symb) {
! 404: return $res;
! 405: }
! 406: }
! 407: }
! 408: return undef;
! 409: }
! 410:
! 411: 1;
! 412:
! 413: __END__
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