Annotation of loncom/interface/lonhtmlcommon.pm, revision 1.302
1.2 www 1: # The LearningOnline Network with CAPA
2: # a pile of common html routines
3: #
1.302 ! foxr 4: # $Id: lonhtmlcommon.pm,v 1.301 2012/02/22 10:18:26 foxr Exp $
1.2 www 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.10 matthew 28: ######################################################################
29: ######################################################################
30:
31: =pod
32:
33: =head1 NAME
34:
35: Apache::lonhtmlcommon - routines to do common html things
36:
37: =head1 SYNOPSIS
38:
39: Referenced by other mod_perl Apache modules.
40:
41: =head1 INTRODUCTION
42:
43: lonhtmlcommon is a collection of subroutines used to present information
44: in a consistent html format, or provide other functionality related to
45: html.
46:
47: =head2 General Subroutines
48:
49: =over 4
50:
51: =cut
52:
53: ######################################################################
54: ######################################################################
1.2 www 55:
1.1 stredwic 56: package Apache::lonhtmlcommon;
57:
1.104 albertel 58: use strict;
1.10 matthew 59: use Time::Local;
1.47 sakharuk 60: use Time::HiRes;
1.30 www 61: use Apache::lonlocal;
1.104 albertel 62: use Apache::lonnet;
1.286 www 63: use HTML::Entities();
1.130 www 64: use LONCAPA;
1.1 stredwic 65:
1.284 www 66: sub java_not_enabled {
67: return "\n".'<span class="LC_error">'.
68: &mt('The required Java applet could not be started. Please make sure to have Java installed and active in your browser.').
69: "</span>\n";
70: }
1.247 www 71:
72: sub coursepreflink {
73: my ($text,$category)=@_;
74: if (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) {
1.296 www 75: return '<a target="_top" href="'.&HTML::Entities::encode("/adm/courseprefs?phase=display&actions=$category",'<>&"').'"><span class="LC_setting">'.$text.'</span></a>';
1.247 www 76: } else {
77: return '';
78: }
79: }
80:
1.253 www 81: sub raw_href_to_link {
82: my ($message)=@_;
1.264 faziophi 83: $message=~s/(https?\:\/\/[^\s\'\"\<]+)([\s\<]|$)/<a href="$1"><tt>$1<\/tt><\/a>$2/gi;
1.253 www 84: return $message;
85: }
86:
1.286 www 87: sub entity_encode {
88: my ($text)=@_;
89: return &HTML::Entities::encode($text, '<>&"');
90: }
91:
92: sub direct_parm_link {
93: my ($linktext,$symb,$filter,$part,$target)=@_;
94: $symb=&entity_encode($symb);
95: $filter=&entity_encode($filter);
96: $part=&entity_encode($part);
97: if (($symb) && (&Apache::lonnet::allowed('opa')) && ($target ne 'tex')) {
1.296 www 98: return "<a target='_top' href='/adm/parmset?symb=$symb&filter=$filter&part=$part'><span class='LC_setting'>$linktext</span></a>";
1.286 www 99: } else {
100: return $linktext;
101: }
102: }
1.208 www 103: ##############################################
104: ##############################################
105:
106: =item confirm_success
107:
108: Successful completion of an operation message
109:
110: =cut
111:
112: sub confirm_success {
1.209 www 113: my ($message,$failure)=@_;
114: if ($failure) {
1.265 wenzelju 115: return '<span class="LC_error" style="font-size: inherit;">'."\n"
1.218 bisitz 116: .'<img src="/adm/lonIcons/navmap.wrong.gif" alt="'.&mt('Error').'" /> '."\n"
1.211 bisitz 117: .$message."\n"
118: .'</span>'."\n";
1.209 www 119: } else {
1.211 bisitz 120: return '<span class="LC_success">'."\n"
1.233 raeburn 121: .'<img src="/adm/lonIcons/navmap.correct.gif" alt="'.&mt('OK').'" /> '."\n"
1.211 bisitz 122: .$message."\n"
123: .'</span>'."\n";
1.209 www 124: }
1.208 www 125: }
1.176 foxr 126:
127: ##############################################
128: ##############################################
129:
130: =pod
131:
1.177 raeburn 132: =item dragmath_button
1.176 foxr 133:
1.177 raeburn 134: Creates a button that launches a dragmath popup-window, in which an
135: expression can be edited and pasted as LaTeX into a specified textarea.
136:
137: textarea - Name of the textarea to edit.
138: helpicon - If true, show a help icon to the right of the button.
1.176 foxr 139:
140: =cut
141:
1.177 raeburn 142: sub dragmath_button {
143: my ($textarea,$helpicon) = @_;
144: my $help_text;
145: if ($helpicon) {
1.282 raeburn 146: $help_text = &Apache::loncommon::help_open_topic('Authoring_Math_Editor',undef,undef,undef,undef,'mathhelpicon_'.$textarea);
1.177 raeburn 147: }
1.178 bisitz 148: my $buttontext=&mt('Edit Math');
1.177 raeburn 149: return <<ENDDRAGMATH;
1.246 bisitz 150: <input type="button" value="$buttontext" onclick="javascript:mathedit('$textarea',document)" />$help_text
1.177 raeburn 151: ENDDRAGMATH
152: }
153:
1.176 foxr 154: ##############################################
155:
1.177 raeburn 156: =pod
157:
158: =item dragmath_js
159:
160: Javascript used to open pop-up window containing dragmath applet which
161: can be used to paste LaTeX into a textarea.
162: =cut
1.176 foxr 163:
1.177 raeburn 164: sub dragmath_js {
1.182 foxr 165: my ($popup) = @_;
1.177 raeburn 166: return <<ENDDRAGMATHJS;
167: <script type="text/javascript">
1.218 bisitz 168: // <![CDATA[
1.176 foxr 169: function mathedit(textarea, doc) {
170: targetEntry = textarea;
1.177 raeburn 171: targetDoc = doc;
1.182 foxr 172: newwin = window.open("/adm/dragmath/applet/$popup.html","","width=565,height=500,resizable");
1.176 foxr 173: }
1.218 bisitz 174: // ]]>
1.176 foxr 175: </script>
1.177 raeburn 176:
177: ENDDRAGMATHJS
1.176 foxr 178: }
179:
1.182 foxr 180:
1.40 www 181: ##############################################
182: ##############################################
183:
184: =pod
185:
186: =item authorbombs
187:
188: =cut
189:
190: ##############################################
191: ##############################################
192:
193: sub authorbombs {
194: my $url=shift;
195: $url=&Apache::lonnet::declutter($url);
1.155 albertel 196: my ($udom,$uname)=($url=~m{^($LONCAPA::domain_re)/($LONCAPA::username_re)/});
1.40 www 197: my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);
1.232 raeburn 198: foreach my $bomb (keys(%bombs)) {
199: if ($bomb =~ /^$udom\/$uname\//) {
1.40 www 200: return '<a href="/adm/bombs/'.$url.
1.218 bisitz 201: '"><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/bomb.gif').'" alt="'.&mt('Bomb').'" border="0" /></a>'.
1.40 www 202: &Apache::loncommon::help_open_topic('About_Bombs');
203: }
204: }
205: return '';
206: }
1.26 matthew 207:
208: ##############################################
209: ##############################################
210:
1.41 www 211: sub recent_filename {
212: my $area=shift;
1.130 www 213: return 'nohist_recent_'.&escape($area);
1.41 www 214: }
215:
216: sub store_recent {
1.136 albertel 217: my ($area,$name,$value,$freeze)=@_;
1.41 www 218: my $file=&recent_filename($area);
219: my %recent=&Apache::lonnet::dump($file);
1.111 www 220: if (scalar(keys(%recent))>20) {
1.41 www 221: # remove oldest value
1.136 albertel 222: my $oldest=time();
1.41 www 223: my $delkey='';
1.136 albertel 224: foreach my $item (keys(%recent)) {
225: my $thistime=(split(/\&/,$recent{$item}))[0];
226: if (($thistime ne "always_include") && ($thistime<$oldest)) {
1.41 www 227: $oldest=$thistime;
1.136 albertel 228: $delkey=$item;
1.41 www 229: }
230: }
231: &Apache::lonnet::del($file,[$delkey]);
232: }
233: # store new value
1.136 albertel 234: my $timestamp;
235: if ($freeze) {
236: $timestamp = "always_include";
237: } else {
238: $timestamp = time();
239: }
1.41 www 240: &Apache::lonnet::put($file,{ $name =>
1.136 albertel 241: $timestamp.'&'.&escape($value) });
1.41 www 242: }
243:
1.89 banghart 244: sub remove_recent {
245: my ($area,$names)=@_;
246: my $file=&recent_filename($area);
247: return &Apache::lonnet::del($file,$names);
248: }
249:
1.41 www 250: sub select_recent {
251: my ($area,$fieldname,$event)=@_;
252: my %recent=&Apache::lonnet::dump(&recent_filename($area));
253: my $return="\n<select name='$fieldname'".
1.96 albertel 254: ($event?" onchange='$event'":'').
1.41 www 255: ">\n<option value=''>--- ".&mt('Recent')." ---</option>";
1.136 albertel 256: foreach my $value (sort(keys(%recent))) {
257: unless ($value =~/^error\:/) {
258: my $escaped = &Apache::loncommon::escape_url($value);
1.160 albertel 259: &Apache::loncommon::inhibit_menu_check(\$escaped);
1.251 raeburn 260: if ($area eq 'residx') {
261: next if ((!&Apache::lonnet::allowed('bre',$value)) && (!&Apache::lonnet::allowed('bro',$value)));
262: }
1.94 foxr 263: $return.="\n<option value='$escaped'>".
1.136 albertel 264: &unescape((split(/\&/,$recent{$value}))[1]).
1.41 www 265: '</option>';
266: }
267: }
268: $return.="\n</select>\n";
269: return $return;
270: }
271:
1.97 albertel 272: sub get_recent {
273: my ($area, $n) = @_;
274: my %recent=&Apache::lonnet::dump(&recent_filename($area));
275:
276: # Create hash with key as time and recent as value
1.136 albertel 277: # Begin filling return_hash with any 'always_include' option
1.97 albertel 278: my %time_hash = ();
1.136 albertel 279: my %return_hash = ();
1.232 raeburn 280: foreach my $item (keys(%recent)) {
1.136 albertel 281: my ($thistime,$thisvalue)=(split(/\&/,$recent{$item}));
282: if ($thistime eq 'always_include') {
283: $return_hash{$item} = &unescape($thisvalue);
284: $n--;
285: } else {
286: $time_hash{$thistime} = $item;
1.133 albertel 287: }
1.97 albertel 288: }
289:
290: # Sort by decreasing time and return key value pairs
291: my $idx = 1;
1.136 albertel 292: foreach my $item (reverse(sort(keys(%time_hash)))) {
293: $return_hash{$time_hash{$item}} =
294: &unescape((split(/\&/,$recent{$time_hash{$item}}))[1]);
1.97 albertel 295: if ($n && ($idx++ >= $n)) {last;}
296: }
297:
298: return %return_hash;
299: }
300:
1.136 albertel 301: sub get_recent_frozen {
302: my ($area) = @_;
303: my %recent=&Apache::lonnet::dump(&recent_filename($area));
304:
305: # Create hash with all 'frozen' items
306: my %return_hash = ();
307: foreach my $item (keys(%recent)) {
308: my ($thistime,$thisvalue)=(split(/\&/,$recent{$item}));
309: if ($thistime eq 'always_include') {
310: $return_hash{$item} = &unescape($thisvalue);
311: }
312: }
313: return %return_hash;
314: }
315:
1.97 albertel 316:
1.41 www 317:
1.26 matthew 318: =pod
319:
320: =item textbox
321:
322: =cut
323:
324: ##############################################
325: ##############################################
326: sub textbox {
327: my ($name,$value,$size,$special) = @_;
328: $size = 40 if (! defined($size));
1.128 albertel 329: $value = &HTML::Entities::encode($value,'<>&"');
1.26 matthew 330: my $Str = '<input type="text" name="'.$name.'" size="'.$size.'" '.
331: 'value="'.$value.'" '.$special.' />';
332: return $Str;
333: }
334:
335: ##############################################
336: ##############################################
337:
338: =pod
339:
340: =item checkbox
341:
342: =cut
343:
344: ##############################################
345: ##############################################
346: sub checkbox {
1.68 matthew 347: my ($name,$checked,$value) = @_;
348: my $Str = '<input type="checkbox" name="'.$name.'" ';
349: if (defined($value)) {
350: $Str .= 'value="'.$value.'"';
351: }
352: if ($checked) {
1.206 bisitz 353: $Str .= ' checked="checked"';
1.68 matthew 354: }
355: $Str .= ' />';
1.26 matthew 356: return $Str;
357: }
358:
1.120 albertel 359:
360: =pod
361:
362: =item radiobutton
363:
364: =cut
365:
366: ##############################################
367: ##############################################
368: sub radio {
369: my ($name,$checked,$value) = @_;
370: my $Str = '<input type="radio" name="'.$name.'" ';
371: if (defined($value)) {
372: $Str .= 'value="'.$value.'"';
373: }
374: if ($checked eq $value) {
1.206 bisitz 375: $Str .= ' checked="checked"';
1.120 albertel 376: }
377: $Str .= ' />';
378: return $Str;
379: }
380:
1.10 matthew 381: ##############################################
382: ##############################################
383:
384: =pod
385:
386: =item &date_setter
387:
1.22 matthew 388: &date_setter returns html and javascript for a compact date-setting form.
389: To retrieve values from it, use &get_date_from_form().
390:
1.10 matthew 391: Inputs
392:
393: =over 4
394:
395: =item $dname
396:
397: The name to prepend to the form elements.
398: The form elements defined will be dname_year, dname_month, dname_day,
399: dname_hour, dname_min, and dname_sec.
400:
401: =item $currentvalue
402:
403: The current setting for this time parameter. A unix format time
404: (time in seconds since the beginning of Jan 1st, 1970, GMT.
1.257 faziophi 405: An undefined value is taken to indicate the value is the current time
406: unless it is requested to leave it empty. See $includeempty.
1.10 matthew 407: Also, to be explicit, a value of 'now' also indicates the current time.
408:
1.26 matthew 409: =item $special
410:
411: Additional html/javascript to be associated with each element in
412: the date_setter. See lonparmset for example usage.
413:
1.59 matthew 414: =item $includeempty
415:
1.257 faziophi 416: If it is set (true) and no date/time value is provided,
417: the date/time fields are left empty.
418:
1.59 matthew 419: =item $state
420:
421: Specifies the initial state of the form elements. Either 'disabled' or empty.
422: Defaults to empty, which indiciates the form elements are not disabled.
423:
1.22 matthew 424: =back
425:
426: Bugs
427:
428: The method used to restrict user input will fail in the year 2400.
429:
1.10 matthew 430: =cut
431:
432: ##############################################
433: ##############################################
434: sub date_setter {
1.67 matthew 435: my ($formname,$dname,$currentvalue,$special,$includeempty,$state,
1.134 raeburn 436: $no_hh_mm_ss,$defhour,$defmin,$defsec,$nolink) = @_;
1.175 raeburn 437: my $now = time;
1.257 faziophi 438:
439: my $tzname;
440: my ($sec,$min,$hour,$mday,$month,$year) = ('', '', undef,''.''.'');
441: #other potentially useful values: wkday,yrday,is_daylight_savings
442:
1.59 matthew 443: if (! defined($state) || $state ne 'disabled') {
444: $state = '';
445: }
1.67 matthew 446: if (! defined($no_hh_mm_ss)) {
447: $no_hh_mm_ss = 0;
448: }
1.110 www 449: if ($currentvalue eq 'now') {
1.257 faziophi 450: $currentvalue = $now;
1.110 www 451: }
1.257 faziophi 452:
453: # Default value: Set empty date field to current time
454: # unless empty inclusion is requested
455: if ((!$includeempty) && (!$currentvalue)) {
456: $currentvalue = $now;
1.10 matthew 457: }
1.257 faziophi 458: # Do we have a date? Split it!
1.39 www 459: if ($currentvalue) {
1.257 faziophi 460: ($tzname,$sec,$min,$hour,$mday,$month,$year) = &get_timedates($currentvalue);
461:
462: #No values provided for hour, min, sec? Use default 0
463: if (($defhour) || ($defmin) || ($defsec)) {
464: $sec = ($defsec ? $defsec : 0);
465: $min = ($defmin ? $defmin : 0);
466: $hour = ($defhour ? $defhour : 0);
467: }
1.107 www 468: }
1.10 matthew 469: my $result = "\n<!-- $dname date setting form -->\n";
470: $result .= <<ENDJS;
1.135 albertel 471: <script type="text/javascript">
1.218 bisitz 472: // <![CDATA[
1.10 matthew 473: function $dname\_checkday() {
474: var day = document.$formname.$dname\_day.value;
475: var month = document.$formname.$dname\_month.value;
476: var year = document.$formname.$dname\_year.value;
477: var valid = true;
478: if (day < 1) {
479: document.$formname.$dname\_day.value = 1;
480: }
481: if (day > 31) {
482: document.$formname.$dname\_day.value = 31;
483: }
484: if ((month == 1) || (month == 3) || (month == 5) ||
485: (month == 7) || (month == 8) || (month == 10) ||
486: (month == 12)) {
487: if (day > 31) {
488: document.$formname.$dname\_day.value = 31;
489: day = 31;
490: }
491: } else if (month == 2 ) {
492: if ((year % 4 == 0) && (year % 100 != 0)) {
493: if (day > 29) {
494: document.$formname.$dname\_day.value = 29;
495: }
496: } else if (day > 29) {
497: document.$formname.$dname\_day.value = 28;
498: }
499: } else if (day > 30) {
500: document.$formname.$dname\_day.value = 30;
501: }
502: }
1.95 matthew 503:
1.59 matthew 504: function $dname\_disable() {
505: document.$formname.$dname\_month.disabled=true;
506: document.$formname.$dname\_day.disabled=true;
507: document.$formname.$dname\_year.disabled=true;
508: document.$formname.$dname\_hour.disabled=true;
509: document.$formname.$dname\_minute.disabled=true;
510: document.$formname.$dname\_second.disabled=true;
511: }
512:
513: function $dname\_enable() {
514: document.$formname.$dname\_month.disabled=false;
515: document.$formname.$dname\_day.disabled=false;
516: document.$formname.$dname\_year.disabled=false;
517: document.$formname.$dname\_hour.disabled=false;
518: document.$formname.$dname\_minute.disabled=false;
519: document.$formname.$dname\_second.disabled=false;
520: }
521:
1.29 www 522: function $dname\_opencalendar() {
1.59 matthew 523: if (! document.$formname.$dname\_month.disabled) {
524: var calwin=window.open(
1.29 www 525: "/adm/announcements?pickdate=yes&formname=$formname&element=$dname&month="+
526: document.$formname.$dname\_month.value+"&year="+
527: document.$formname.$dname\_year.value,
528: "LONCAPAcal",
529: "height=350,width=350,scrollbars=yes,resizable=yes,menubar=no");
1.59 matthew 530: }
1.29 www 531:
532: }
1.218 bisitz 533: // ]]>
1.10 matthew 534: </script>
535: ENDJS
1.192 bisitz 536: $result .= ' <span class="LC_nobreak">';
1.96 albertel 537: my $monthselector = qq{<select name="$dname\_month" $special $state onchange="javascript:$dname\_checkday()" >};
1.67 matthew 538: # Month
1.10 matthew 539: my @Months = qw/January February March April May June
540: July August September October November December/;
541: # Pad @Months with a bogus value to make indexing easier
542: unshift(@Months,'If you can read this an error occurred');
1.95 matthew 543: if ($includeempty) { $monthselector.="<option value=''></option>"; }
1.10 matthew 544: for(my $m = 1;$m <=$#Months;$m++) {
1.228 bisitz 545: $monthselector .= qq{ <option value="$m"};
546: $monthselector .= ' selected="selected"' if ($m-1 eq $month);
547: $monthselector .= '> '.&mt($Months[$m]).' </option>'."\n";
1.10 matthew 548: }
1.95 matthew 549: $monthselector.= ' </select>';
1.67 matthew 550: # Day
1.96 albertel 551: my $dayselector = qq{<input type="text" name="$dname\_day" $state value="$mday" size="3" $special onchange="javascript:$dname\_checkday()" />};
1.67 matthew 552: # Year
1.226 bisitz 553: my $yearselector = qq{<input type="text" name="$dname\_year" $state value="$year" size="5" $special onchange="javascript:$dname\_checkday()" />};
1.95 matthew 554: #
555: my $hourselector = qq{<select name="$dname\_hour" $special $state >};
556: if ($includeempty) {
557: $hourselector.=qq{<option value=''></option>};
558: }
559: for (my $h = 0;$h<24;$h++) {
1.228 bisitz 560: $hourselector .= qq{<option value="$h"};
561: $hourselector .= ' selected="selected"' if (defined($hour) && $hour == $h);
1.95 matthew 562: $hourselector .= ">";
563: my $timest='';
564: if ($h == 0) {
565: $timest .= "12 am";
566: } elsif($h == 12) {
567: $timest .= "12 noon";
568: } elsif($h < 12) {
569: $timest .= "$h am";
570: } else {
571: $timest .= $h-12 ." pm";
572: }
573: $timest=&mt($timest);
574: $hourselector .= $timest." </option>\n";
575: }
576: $hourselector .= " </select>\n";
577: my $minuteselector = qq{<input type="text" name="$dname\_minute" $special $state value="$min" size="3" />};
578: my $secondselector= qq{<input type="text" name="$dname\_second" $special $state value="$sec" size="3" />};
1.134 raeburn 579: my $cal_link;
580: if (!$nolink) {
581: $cal_link = qq{<a href="javascript:$dname\_opencalendar()">};
582: }
1.95 matthew 583: #
1.175 raeburn 584: my $tzone = ' '.$tzname.' ';
1.95 matthew 585: if ($no_hh_mm_ss) {
1.134 raeburn 586: $result .= &mt('[_1] [_2] [_3] ',
1.174 raeburn 587: $monthselector,$dayselector,$yearselector).
588: $tzone;
1.134 raeburn 589: if (!$nolink) {
1.141 albertel 590: $result .= &mt('[_1]Select Date[_2]',$cal_link,'</a>');
1.134 raeburn 591: }
1.95 matthew 592: } else {
1.134 raeburn 593: $result .= &mt('[_1] [_2] [_3] [_4] [_5]m [_6]s ',
594: $monthselector,$dayselector,$yearselector,
1.174 raeburn 595: $hourselector,$minuteselector,$secondselector).
596: $tzone;
1.134 raeburn 597: if (!$nolink) {
1.141 albertel 598: $result .= &mt('[_1]Select Date[_2]',$cal_link,'</a>');
1.134 raeburn 599: }
1.67 matthew 600: }
1.135 albertel 601: $result .= "</span>\n<!-- end $dname date setting form -->\n";
1.10 matthew 602: return $result;
603: }
604:
1.175 raeburn 605: sub get_timedates {
606: my ($epoch) = @_;
607: my $dt = DateTime->from_epoch(epoch => $epoch)
608: ->set_time_zone(&Apache::lonlocal::gettimezone());
609: my $tzname = $dt->time_zone_short_name();
610: my $sec = $dt->second;
611: my $min = $dt->minute;
612: my $hour = $dt->hour;
613: my $mday = $dt->day;
614: my $month = $dt->month;
615: if ($month) {
616: $month --;
617: }
618: my $year = $dt->year;
619: return ($tzname,$sec,$min,$hour,$mday,$month,$year);
620: }
1.166 banghart 621:
622: sub build_url {
623: my ($base, $fields)=@_;
624: my $url;
625: $url = $base.'?';
1.168 albertel 626: foreach my $key (keys(%$fields)) {
627: $url.=&escape($key).'='.&escape($$fields{$key}).'&';
1.166 banghart 628: }
629: $url =~ s/&$//;
630: return $url;
631: }
632:
633:
1.10 matthew 634: ##############################################
635: ##############################################
636:
1.22 matthew 637: =pod
638:
1.10 matthew 639: =item &get_date_from_form
1.22 matthew 640:
641: get_date_from_form retrieves the date specified in an &date_setter form.
1.10 matthew 642:
643: Inputs:
644:
645: =over 4
646:
647: =item $dname
648:
1.226 bisitz 649: The name passed to &date_setter, which prefixes the form elements.
1.10 matthew 650:
651: =item $defaulttime
652:
653: The unix time to use as the default in case of poor inputs.
654:
655: =back
656:
657: Returns: Unix time represented in the form.
658:
659: =cut
660:
661: ##############################################
662: ##############################################
663: sub get_date_from_form {
664: my ($dname) = @_;
665: my ($sec,$min,$hour,$day,$month,$year);
666: #
1.104 albertel 667: if (defined($env{'form.'.$dname.'_second'})) {
668: my $tmpsec = $env{'form.'.$dname.'_second'};
1.10 matthew 669: if (($tmpsec =~ /^\d+$/) && ($tmpsec >= 0) && ($tmpsec < 60)) {
670: $sec = $tmpsec;
671: }
1.64 albertel 672: if (!defined($tmpsec) || $tmpsec eq '') { $sec = 0; }
1.67 matthew 673: } else {
674: $sec = 0;
1.10 matthew 675: }
1.104 albertel 676: if (defined($env{'form.'.$dname.'_minute'})) {
677: my $tmpmin = $env{'form.'.$dname.'_minute'};
1.10 matthew 678: if (($tmpmin =~ /^\d+$/) && ($tmpmin >= 0) && ($tmpmin < 60)) {
679: $min = $tmpmin;
680: }
1.64 albertel 681: if (!defined($tmpmin) || $tmpmin eq '') { $min = 0; }
1.67 matthew 682: } else {
683: $min = 0;
1.10 matthew 684: }
1.104 albertel 685: if (defined($env{'form.'.$dname.'_hour'})) {
686: my $tmphour = $env{'form.'.$dname.'_hour'};
1.33 matthew 687: if (($tmphour =~ /^\d+$/) && ($tmphour >= 0) && ($tmphour < 24)) {
1.10 matthew 688: $hour = $tmphour;
689: }
1.67 matthew 690: } else {
691: $hour = 0;
1.10 matthew 692: }
1.104 albertel 693: if (defined($env{'form.'.$dname.'_day'})) {
694: my $tmpday = $env{'form.'.$dname.'_day'};
1.10 matthew 695: if (($tmpday =~ /^\d+$/) && ($tmpday > 0) && ($tmpday < 32)) {
696: $day = $tmpday;
697: }
698: }
1.104 albertel 699: if (defined($env{'form.'.$dname.'_month'})) {
700: my $tmpmonth = $env{'form.'.$dname.'_month'};
1.10 matthew 701: if (($tmpmonth =~ /^\d+$/) && ($tmpmonth > 0) && ($tmpmonth < 13)) {
1.175 raeburn 702: $month = $tmpmonth;
1.10 matthew 703: }
704: }
1.104 albertel 705: if (defined($env{'form.'.$dname.'_year'})) {
706: my $tmpyear = $env{'form.'.$dname.'_year'};
1.175 raeburn 707: if (($tmpyear =~ /^\d+$/) && ($tmpyear >= 1970)) {
708: $year = $tmpyear;
1.10 matthew 709: }
710: }
1.175 raeburn 711: if (($year<1970) || ($year>2037)) { return undef; }
1.33 matthew 712: if (defined($sec) && defined($min) && defined($hour) &&
1.175 raeburn 713: defined($day) && defined($month) && defined($year)) {
714: my $timezone = &Apache::lonlocal::gettimezone();
715: my $dt = DateTime->new( year => $year,
716: month => $month,
717: day => $day,
718: hour => $hour,
719: minute => $min,
720: second => $sec,
721: time_zone => $timezone,
722: );
723: my $epoch_time = $dt->epoch;
724: if ($epoch_time ne '') {
725: return $epoch_time;
726: } else {
727: return undef;
728: }
1.10 matthew 729: } else {
730: return undef;
731: }
1.20 matthew 732: }
733:
734: ##############################################
735: ##############################################
736:
737: =pod
738:
739: =item &pjump_javascript_definition()
740:
741: Returns javascript defining the 'pjump' function, which opens up a
742: parameter setting wizard.
743:
744: =cut
745:
746: ##############################################
747: ##############################################
748: sub pjump_javascript_definition {
749: my $Str = <<END;
1.109 www 750: function pjump(type,dis,value,marker,ret,call,hour,min,sec) {
1.295 www 751: openMyModal("/adm/rat/parameter.html?type="+escape(type)
1.20 matthew 752: +"&value="+escape(value)+"&marker="+escape(marker)
753: +"&return="+escape(ret)
1.109 www 754: +"&call="+escape(call)+"&name="+escape(dis)
755: +"&defhour="+escape(hour)+"&defmin="+escape(min)
1.295 www 756: +"&defsec="+escape(sec)+"&modal=1",350,350,'no');
1.20 matthew 757: }
758: END
759: return $Str;
1.10 matthew 760: }
761:
762: ##############################################
763: ##############################################
1.17 matthew 764:
765: =pod
766:
767: =item &javascript_nothing()
768:
769: Return an appropriate null for the users browser. This is used
770: as the first arguement for window.open calls when you want a blank
771: window that you can then write to.
772:
773: =cut
774:
775: ##############################################
776: ##############################################
777: sub javascript_nothing {
778: # mozilla and other browsers work with "''", but IE on mac does not.
779: my $nothing = "''";
780: my $user_browser;
781: my $user_os;
1.104 albertel 782: $user_browser = $env{'browser.type'} if (exists($env{'browser.type'}));
783: $user_os = $env{'browser.os'} if (exists($env{'browser.os'}));
1.17 matthew 784: if (! defined($user_browser) || ! defined($user_os)) {
785: (undef,$user_browser,undef,undef,undef,$user_os) =
786: &Apache::loncommon::decode_user_agent();
787: }
788: if ($user_browser eq 'explorer' && $user_os =~ 'mac') {
789: $nothing = "'javascript:void(0);'";
790: }
791: return $nothing;
792: }
793:
1.90 www 794: ##############################################
795: ##############################################
796: sub javascript_docopen {
1.171 albertel 797: my ($mimetype) = @_;
798: $mimetype ||= 'text/html';
1.90 www 799: # safari does not understand document.open() and loads "text/html"
800: my $nothing = "''";
801: my $user_browser;
802: my $user_os;
1.104 albertel 803: $user_browser = $env{'browser.type'} if (exists($env{'browser.type'}));
804: $user_os = $env{'browser.os'} if (exists($env{'browser.os'}));
1.90 www 805: if (! defined($user_browser) || ! defined($user_os)) {
806: (undef,$user_browser,undef,undef,undef,$user_os) =
807: &Apache::loncommon::decode_user_agent();
808: }
809: if ($user_browser eq 'safari' && $user_os =~ 'mac') {
810: $nothing = "document.clear()";
811: } else {
1.171 albertel 812: $nothing = "document.open('$mimetype','replace')";
1.90 www 813: }
814: return $nothing;
815: }
816:
1.21 matthew 817:
1.17 matthew 818: ##############################################
819: ##############################################
820:
1.21 matthew 821: =pod
1.17 matthew 822:
1.21 matthew 823: =item &StatusOptions()
1.10 matthew 824:
1.21 matthew 825: Returns html for a selection box which allows the user to choose the
826: enrollment status of students. The selection box name is 'Status'.
1.6 stredwic 827:
1.21 matthew 828: Inputs:
1.6 stredwic 829:
1.21 matthew 830: $status: the currently selected status. If undefined the value of
1.104 albertel 831: $env{'form.Status'} is taken. If that is undefined, a value of 'Active'
1.21 matthew 832: is used.
1.6 stredwic 833:
1.21 matthew 834: $formname: The name of the form. If defined the onchange attribute of
835: the selection box is set to document.$formname.submit().
1.6 stredwic 836:
1.21 matthew 837: $size: the size (number of lines) of the selection box.
1.6 stredwic 838:
1.27 matthew 839: $onchange: javascript to use when the value is changed. Enclosed in
840: double quotes, ""s, not single quotes.
841:
1.21 matthew 842: Returns: a perl string as described.
1.1 stredwic 843:
1.21 matthew 844: =cut
1.9 stredwic 845:
1.21 matthew 846: ##############################################
847: ##############################################
848: sub StatusOptions {
1.165 banghart 849: my ($status, $formName,$size,$onchange,$mult)=@_;
1.21 matthew 850: $size = 1 if (!defined($size));
851: if (! defined($status)) {
852: $status = 'Active';
1.104 albertel 853: $status = $env{'form.Status'} if (exists($env{'form.Status'}));
1.9 stredwic 854: }
1.1 stredwic 855:
856: my $Str = '';
857: $Str .= '<select name="Status"';
1.165 banghart 858: if (defined($mult)){
859: $Str .= ' multiple="multiple" ';
860: }
1.27 matthew 861: if(defined($formName) && $formName ne '' && ! defined($onchange)) {
1.1 stredwic 862: $Str .= ' onchange="document.'.$formName.'.submit()"';
1.27 matthew 863: }
864: if (defined($onchange)) {
865: $Str .= ' onchange="'.$onchange.'"';
1.1 stredwic 866: }
1.21 matthew 867: $Str .= ' size="'.$size.'" ';
1.1 stredwic 868: $Str .= '>'."\n";
1.153 raeburn 869: foreach my $type (['Active', &mt('Currently Has Access')],
870: ['Future', &mt('Will Have Future Access')],
871: ['Expired', &mt('Previously Had Access')],
872: ['Any', &mt('Any Access Status')]) {
1.151 albertel 873: my ($name,$label) = @$type;
874: $Str .= '<option value="'.$name.'" ';
875: if ($status eq $name) {
876: $Str .= 'selected="selected" ';
877: }
878: $Str .= '>'.$label.'</option>'."\n";
879: }
880:
1.1 stredwic 881: $Str .= '</select>'."\n";
1.7 stredwic 882: }
1.12 matthew 883:
884: ########################################################
885: ########################################################
1.7 stredwic 886:
1.23 matthew 887: =pod
888:
889: =item Progess Window Handling Routines
890:
891: These routines handle the creation, update, increment, and closure of
892: progress windows. The progress window reports to the user the number
893: of items completed and an estimate of the time required to complete the rest.
894:
895: =over 4
896:
897:
898: =item &Create_PrgWin
899:
900: Writes javascript to the client to open a progress window and returns a
901: data structure used for bookkeeping.
902:
903: Inputs
904:
905: =over 4
906:
907: =item $r Apache request
908:
909: =item $title The title of the progress window
910:
911: =item $heading A description (usually 1 line) of the process being initiated.
912:
913: =item $number_to_do The total number of items being processed.
1.50 albertel 914:
915: =item $type Either 'popup' or 'inline' (popup is assumed if nothing is
916: specified)
917:
1.51 albertel 918: =item $width Specify the width in charaters of the input field.
919:
1.50 albertel 920: =item $formname Only useful in the inline case, if a form already exists, this needs to be used and specfiy the name of the form, otherwise the Progress line will be created in a new form of it's own
921:
922: =item $inputname Only useful in the inline case, if a form and an input of type text exists, use this to specify the name of the input field
1.23 matthew 923:
924: =back
925:
926: Returns a hash containing the progress state data structure.
927:
928:
929: =item &Update_PrgWin
930:
931: Updates the text in the progress indicator. Does not increment the count.
932: See &Increment_PrgWin.
933:
934: Inputs:
935:
936: =over 4
937:
938: =item $r Apache request
939:
940: =item $prog_state Pointer to the data structure returned by &Create_PrgWin
941:
942: =item $displaystring The string to write to the status indicator
943:
944: =back
945:
946: Returns: none
947:
948:
949: =item Increment_PrgWin
950:
1.276 bisitz 951: Increment the count of items completed for the progress window by $step or 1 if no step is provided.
1.23 matthew 952:
953: Inputs:
954:
955: =over 4
956:
957: =item $r Apache request
958:
959: =item $prog_state Pointer to the data structure returned by Create_PrgWin
960:
961: =item $extraInfo A description of the items being iterated over. Typically
962: 'student'.
963:
1.279 bisitz 964: =item $step (optional) counter step. Will be set to default 1 if ommited. step must be greater than 0 or empty.
1.276 bisitz 965:
1.23 matthew 966: =back
967:
968: Returns: none
969:
970:
971: =item Close_PrgWin
972:
973: Closes the progress window.
974:
975: Inputs:
976:
977: =over 4
978:
979: =item $r Apache request
980:
981: =item $prog_state Pointer to the data structure returned by Create_PrgWin
982:
983: =back
984:
985: Returns: none
986:
987: =back
988:
989: =cut
990:
991: ########################################################
992: ########################################################
993:
1.51 albertel 994:
1.7 stredwic 995: # Create progress
996: sub Create_PrgWin {
1.297 www 997: my ($r,$number_to_do)=@_;
1.49 albertel 998: my %prog_state;
1.16 albertel 999: $prog_state{'done'}=0;
1.23 matthew 1000: $prog_state{'firststart'}=&Time::HiRes::time();
1001: $prog_state{'laststart'}=&Time::HiRes::time();
1.16 albertel 1002: $prog_state{'max'}=$number_to_do;
1.297 www 1003: &Apache::loncommon::LCprogressbar($r);
1.14 albertel 1004: return %prog_state;
1.7 stredwic 1005: }
1006:
1007: # update progress
1008: sub Update_PrgWin {
1.14 albertel 1009: my ($r,$prog_state,$displayString)=@_;
1.297 www 1010: &Apache::loncommon::LCprogressbarUpdate($r,undef,$displayString);
1.23 matthew 1011: $$prog_state{'laststart'}=&Time::HiRes::time();
1.14 albertel 1012: }
1013:
1014: # increment progress state
1015: sub Increment_PrgWin {
1.275 bisitz 1016: my ($r,$prog_state,$extraInfo,$step)=@_;
1.279 bisitz 1017: $step = $step > 0 ? $step : 1;
1.275 bisitz 1018: $$prog_state{'done'} += $step;
1019:
1020: # Catch (max modulo step) <> 0
1021: my $current = $$prog_state{'done'};
1022: my $last = ($$prog_state{'max'} - $current);
1023: if ($last <= 0) {
1024: $last = 1;
1025: $current = $$prog_state{'max'};
1026: }
1027:
1.23 matthew 1028: my $time_est= (&Time::HiRes::time() - $$prog_state{'firststart'})/
1.275 bisitz 1029: $current * $last;
1.16 albertel 1030: $time_est = int($time_est);
1.80 matthew 1031: #
1032: my $min = int($time_est/60);
1033: my $sec = $time_est % 60;
1.278 bisitz 1034:
1.23 matthew 1035: my $lasttime = &Time::HiRes::time()-$$prog_state{'laststart'};
1036: if ($lasttime > 9) {
1037: $lasttime = int($lasttime);
1038: } elsif ($lasttime < 0.01) {
1039: $lasttime = 0;
1040: } else {
1041: $lasttime = sprintf("%3.2f",$lasttime);
1042: }
1.278 bisitz 1043:
1044: $sec = 0 if ($min >= 10); # Don't show seconds if remaining time >= 10 min.
1045: $sec = 1 if ( ($min == 0) && ($sec == 0) ); # Little cheating: pretend to have 1 second remaining instead of 0 to have something to display
1046:
1047: my $timeinfo =
1048: &mt('[_1]/[_2]:'
1049: .' [quant,_3,minute,minutes,] [quant,_4,second ,seconds ,]remaining'
1050: .' ([quant,_5,second] for '.$extraInfo.')',
1051: $current,
1052: $$prog_state{'max'},
1053: $min,
1054: $sec,
1055: $lasttime);
1.297 www 1056: my $percent=0;
1057: if ($$prog_state{'max'}) {
1058: $percent=int(100.*$current/$$prog_state{'max'});
1059: }
1060: &Apache::loncommon::LCprogressbarUpdate($r,$percent,$timeinfo);
1.23 matthew 1061: $$prog_state{'laststart'}=&Time::HiRes::time();
1.7 stredwic 1062: }
1063:
1064: # close Progress Line
1065: sub Close_PrgWin {
1.14 albertel 1066: my ($r,$prog_state)=@_;
1.297 www 1067: &Apache::loncommon::LCprogressbarClose($r);
1.48 albertel 1068: undef(%$prog_state);
1069: }
1070:
1.34 www 1071: # ------------------------------------------------------- Puts directory header
1072:
1073: sub crumbs {
1.252 bisitz 1074: my ($uri,$target,$prefix,$form,$skiplast)=@_;
1.100 raeburn 1075: if ($target) {
1076: $target = ' target="'.
1077: &Apache::loncommon::escape_single($target).'"';
1078: }
1.252 bisitz 1079: my $output='<span class="LC_filename">';
1080: $output.=$prefix.'/';
1.249 raeburn 1081: if (($env{'user.adv'}) || ($env{'user.author'})) {
1.252 bisitz 1082: my $path=$prefix.'/';
1083: foreach my $dir (split('/',$uri)) {
1.99 matthew 1084: if (! $dir) { next; }
1085: $path .= $dir;
1.252 bisitz 1086: if ($path eq $uri) {
1087: if ($skiplast) {
1088: $output.=$dir;
1.132 www 1089: last;
1.252 bisitz 1090: }
1091: } else {
1092: $path.='/';
1093: }
1.157 albertel 1094: my $href_path = &HTML::Entities::encode($path,'<>&"');
1.252 bisitz 1095: &Apache::loncommon::inhibit_menu_check(\$href_path);
1096: if ($form) {
1097: my $href = 'javascript:'.$form.".action='".$href_path."';".$form.'.submit();';
1098: $output.=qq{<a href="$href"$target>$dir</a>/};
1099: } else {
1100: $output.=qq{<a href="$href_path"$target>$dir</a>/};
1101: }
1102: }
1.35 www 1103: } else {
1.252 bisitz 1104: foreach my $dir (split('/',$uri)) {
1.149 albertel 1105: if (! $dir) { next; }
1.252 bisitz 1106: $output.=$dir.'/';
1107: }
1.34 www 1108: }
1.149 albertel 1109: if ($uri !~ m|/$|) { $output=~s|/$||; }
1.252 bisitz 1110: $output.='</span>';
1111:
1112: return $output;
1.34 www 1113: }
1114:
1.85 www 1115: # --------------------- A function that generates a window for the spellchecker
1116:
1117: sub spellheader {
1.123 albertel 1118: my $start_page=
1119: &Apache::loncommon::start_page('Speller Suggestions',undef,
1.140 albertel 1120: {'only_body' => 1,
1121: 'js_ready' => 1,
1122: 'bgcolor' => '#DDDDDD',
1123: 'add_entries' => {
1124: 'onload' =>
1125: 'document.forms.spellcheckform.submit()',
1126: }
1127: });
1.123 albertel 1128: my $end_page=
1129: &Apache::loncommon::end_page({'js_ready' => 1});
1130:
1.105 www 1131: my $nothing=&javascript_nothing();
1.85 www 1132: return (<<ENDCHECK);
1133: <script type="text/javascript">
1.218 bisitz 1134: // <![CDATA[
1.92 albertel 1135: //<!-- BEGIN LON-CAPA Internal
1.85 www 1136: var checkwin;
1137:
1.140 albertel 1138: function spellcheckerwindow(string) {
1139: var esc_string = string.replace(/\"/g,'"');
1.105 www 1140: checkwin=window.open($nothing,'spellcheckwin','height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1.154 albertel 1141: checkwin.document.writeln('$start_page<form name="spellcheckform" action="/adm/spellcheck" method="post"><input type="hidden" name="text" value="'+esc_string+'" /><\\/form>$end_page');
1.85 www 1142: checkwin.document.close();
1143: }
1.92 albertel 1144: // END LON-CAPA Internal -->
1.218 bisitz 1145: // ]]>
1.85 www 1146: </script>
1147: ENDCHECK
1148: }
1149:
1150: # ---------------------------------- Generate link to spell checker for a field
1151:
1152: sub spelllink {
1153: my ($form,$field)=@_;
1154: my $linktext=&mt('Check Spelling');
1155: return (<<ENDLINK);
1.140 albertel 1156: <a href="javascript:if (typeof(document.$form.onsubmit)!='undefined') { if (document.$form.onsubmit!=null) { document.$form.onsubmit();}};spellcheckerwindow(this.document.forms.$form.$field.value);">$linktext</a>
1.85 www 1157: ENDLINK
1158: }
1159:
1.281 raeburn 1160: # ------------------------------------------------- Output headers for CKEditor
1.124 albertel 1161:
1.52 www 1162: sub htmlareaheaders {
1.255 faziophi 1163: my $s="";
1.260 faziophi 1164: if (&htmlareabrowser()) {
1.255 faziophi 1165: $s.=(<<ENDEDITOR);
1166: <script type="text/javascript" src="/ckeditor/ckeditor.js"></script>
1167: ENDEDITOR
1168: }
1169: $s.=(<<ENDJQUERY);
1.294 raeburn 1170: <script type="text/javascript" src="/adm/jQuery/js/jquery-1.6.2.min.js"></script>
1171: <script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.8.16.custom.min.js"></script>
1172: <link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.8.16.custom.css" />
1.301 foxr 1173: <script type="text/javascript" src="/adm/jpicker/js/jpicker-1.1.6.min.js" >
1174: </script>
1175: <link rel="stylesheet" type="text/css" href="/adm/jpicker/css/jPicker-1.1.6.min.css" />
1.255 faziophi 1176: ENDJQUERY
1177: return $s;
1.52 www 1178: }
1179:
1.76 www 1180: # ----------------------------------------------------------------- Preferences
1181:
1.167 albertel 1182: # ------------------------------------------------- lang to use in html editor
1183: sub htmlarea_lang {
1184: my $lang='en';
1185: if (&mt('htmlarea_lang') ne 'htmlarea_lang') {
1186: $lang=&mt('htmlarea_lang');
1187: }
1188: return $lang;
1189: }
1190:
1.72 www 1191: # ----------------------------------------- Script to activate only some fields
1192:
1193: sub htmlareaselectactive {
1.281 raeburn 1194: my ($args) = @_;
1.76 www 1195: unless (&htmlareabrowser()) { return ''; }
1.262 raeburn 1196: my $output='<script type="text/javascript" defer="defer">'."\n"
1.230 bisitz 1197: .'// <![CDATA['."\n";
1.167 albertel 1198: my $lang = &htmlarea_lang();
1.281 raeburn 1199: my $fullpage = 'false';
1.282 raeburn 1200: my ($dragmath_prefix,$dragmath_helpicon,$dragmath_whitespace);
1.281 raeburn 1201: if (ref($args) eq 'HASH') {
1202: if (exists($args->{'lang'})) {
1203: if ($args->{'lang'} ne '') {
1204: $lang = $args->{'lang'};
1205: }
1206: }
1207: if (exists($args->{'fullpage'})) {
1208: if ($args->{'fullpage'} eq 'true') {
1209: $fullpage = $args->{'fullpage'};
1210: }
1211: }
1212: if (exists($args->{'dragmath'})) {
1213: if ($args->{'dragmath'} ne '') {
1214: $dragmath_prefix = $args->{'dragmath'};
1.282 raeburn 1215: $dragmath_helpicon=&Apache::loncommon::lonhttpdurl("/adm/help/help.png");
1216: $dragmath_whitespace=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/transparent1x1.gif");
1.281 raeburn 1217: }
1218: }
1219: }
1.255 faziophi 1220: $output.='
1221:
1222: function containsBlockHtml(id) {
1.281 raeburn 1223: var re = $("#"+id).html().search(/(?:\<\;|\<)(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div)[\s]*((?:[\/]*[\s]*(?:\>\;|\>)|(?:\>\;|\>)[\s\S]*(?:\<\;|\<)\/[\s]*\1[\s]*\(?:\>\;|\>))/im);
1.255 faziophi 1224: return (re >= 0);
1225: }
1226:
1227: function startRichEditor(id) {
1228: CKEDITOR.replace(id,
1229: {
1.281 raeburn 1230: customConfig: "/ckeditor/loncapaconfig.js",
1231: language : "'.$lang.'",
1232: fullPage : '.$fullpage.',
1.255 faziophi 1233: }
1234: );
1235: }
1236:
1237: function destroyRichEditor(id) {
1238: CKEDITOR.instances[id].destroy();
1.72 www 1239: }
1.255 faziophi 1240:
1241: function editorHandler(event) {
1242: var rawid = $(this).attr("id");
1.281 raeburn 1243: var id = new RegExp("LC_rt_(.*)").exec(rawid)[1];
1.255 faziophi 1244: event.preventDefault();
1.281 raeburn 1245: var rt_enabled = $(this).hasClass("LC_enable_rt");
1246: if (rt_enabled) {
1.255 faziophi 1247: startRichEditor(id);
1248: $("#LC_rt_"+id).html("<b>« Plain text</b>");
1249: $("#LC_rt_"+id).attr("title", "Disable rich text formatting and edit in plain text");
1250: $("#LC_rt_"+id).addClass("LC_disable_rt");
1251: $("#LC_rt_"+id).removeClass("LC_enable_rt");
1252: } else {
1253: destroyRichEditor(id);
1254: $("#LC_rt_"+id).html("<b>Rich formatting »</b>");
1255: $("#LC_rt_"+id).attr("title", "Enable rich text formatting (bold, italic, etc.)");
1256: $("#LC_rt_"+id).addClass("LC_enable_rt");
1257: $("#LC_rt_"+id).removeClass("LC_disable_rt");
1.281 raeburn 1258: }';
1259: if ($dragmath_prefix ne '') {
1260: $output .= "\n var visible = '';
1261: if (rt_enabled) {
1262: visible = 'none';
1263: }
1264: editmath_visibility(id,visible);\n";
1265: }
1266: $output .= '
1267: }
1.255 faziophi 1268: $(document).ready(function(){
1269: $(".LC_richAlwaysOn").each(function() {
1270: startRichEditor($(this).attr("id"));
1271: });
1272: $(".LC_richDetectHtml").each(function() {
1273: var id = $(this).attr("id");
1.281 raeburn 1274: var rt_enabled = containsBlockHtml(id);
1275: if(rt_enabled) {
1.255 faziophi 1276: $(this).before("<div><a href=\"#\" id=\"LC_rt_"+id+"\" title=\"Disable rich text formatting and edit in plain text\" class=\"LC_disable_rt\"><b>« Plain text</b></a></div>");
1277: startRichEditor(id);
1.281 raeburn 1278: $("#LC_rt_"+id).click(editorHandler);
1.255 faziophi 1279: }
1280: else {
1281: $(this).before("<div><a href=\"#\" id=\"LC_rt_"+id+"\" title=\"Enable rich text formatting (bold, italic, etc.)\" class=\"LC_enable_rt\"><b>Rich formatting »</b></a></div>");
1282: $("#LC_rt_"+id).click(editorHandler);
1.281 raeburn 1283: }';
1284: if ($dragmath_prefix ne '') {
1285: $output .= "\n var visible = '';
1286: if (rt_enabled) {
1287: visible = 'none';
1288: }
1289: editmath_visibility(id,visible);\n";
1290: }
1291: $output .= '
1.255 faziophi 1292: });
1293: $(".LC_richDefaultOn").each(function() {
1294: var id = $(this).attr("id");
1295: $(this).before("<div><a href=\"#\" id=\"LC_rt_"+id+"\" title=\"Disable rich text formatting and edit in plain text\" class=\"LC_disable_rt\"><b>« Plain text</b></a></div>");
1296: startRichEditor(id);
1297: $("#LC_rt_"+id).click(editorHandler);
1298: });
1299: $(".LC_richDefaultOff").each(function() {
1300: var id = $(this).attr("id");
1301: $(this).before("<div><a href=\"#\" id=\"LC_rt_"+id+"\" title=\"Enable rich text formatting (bold, italic, etc.)\" class=\"LC_enable_rt\"><b>Rich formatting »</b></a></div>");
1.281 raeburn 1302: $("#LC_rt_"+id).click(editorHandler);
1.255 faziophi 1303: });
1.301 foxr 1304: $.fn.jPicker.defaults.images.clientPath="/adm/jpicker/images/";
1305: $(".colorchooser").jPicker();
1306:
1.302 ! foxr 1307: });
1.281 raeburn 1308: ';
1309: if ($dragmath_prefix ne '') {
1310: $output .= '
1311:
1312: function editmath_visibility(id,value) {
1313:
1314: if ((id == "") || (id == null)) {
1315: return;
1316: }
1317: var mathid = "'.$dragmath_prefix.'_"+id;
1318: mathele = document.getElementById(mathid);
1319: if (mathele == null) {
1320: return;
1321: }
1322: mathele.style.display = value;
1.282 raeburn 1323: var mathhelpicon = "'.$dragmath_prefix.'helpicon'.'_"+id;
1324: mathhelpiconele = document.getElementById(mathhelpicon);
1325: if (mathhelpiconele == null) {
1326: return;
1327: }
1328: if (value == "none") {
1329: mathhelpiconele.src = "'.$dragmath_whitespace.'";
1330: } else {
1331: mathhelpiconele.src = "'.$dragmath_helpicon.'";
1332: }
1.281 raeburn 1333: }
1334: ';
1335:
1336: }
1.218 bisitz 1337: $output.="\nwindow.status='Activated Editfields';\n"
1.230 bisitz 1338: .'// ]]>'."\n"
1.281 raeburn 1339: .'</script>';
1.72 www 1340: return $output;
1341: }
1342:
1.61 www 1343: # --------------------------------------------------------------------- Blocked
1344:
1345: sub htmlareablocked {
1.104 albertel 1346: unless ($env{'environment.wysiwygeditor'} eq 'on') { return 1; }
1.71 www 1347: return 0;
1.52 www 1348: }
1349:
1350: # ---------------------------------------- Browser capable of running HTMLArea?
1351:
1352: sub htmlareabrowser {
1353: return 1;
1354: }
1.53 matthew 1355:
1.287 www 1356: #
1357: # Should the "return to content" link be shown?
1358: #
1359:
1360: sub show_return_link {
1.289 www 1361:
1362: unless ($env{'request.course.id'}) { return 0; }
1363: if ($env{'request.noversionuri'}=~m{^/priv/} ||
1364: $env{'request.uri'}=~m{^/~}) { return 1; }
1365:
1.287 www 1366: if (($env{'request.noversionuri'} =~ m{^/adm/(viewclasslist|navmaps)($|\?)})
1367: || ($env{'request.noversionuri'} =~ m{^/adm/.*/aboutme($|\?)})) {
1368:
1369: return if ($env{'form.register'});
1370: }
1371: return (($env{'request.noversionuri'}=~m{^/(res|public)/} &&
1372: $env{'request.symb'} eq '')
1373: ||
1374: ($env{'request.noversionuri'}=~ m{^/cgi-bin/printout.pl})
1375: ||
1376: (($env{'request.noversionuri'}=~/^\/adm\//) &&
1377: ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
1378: ($env{'request.noversionuri'}!~
1379: m{^/adm/.*/(smppg|bulletinboard)($|\?)})
1380: ));
1381: }
1382:
1383:
1.53 matthew 1384: ############################################################
1385: ############################################################
1386:
1387: =pod
1388:
1389: =item breadcrumbs
1390:
1391: Compiles the previously registered breadcrumbs into an series of links.
1392: Additionally supports a 'component', which will be displayed on the
1.223 droeschl 1393: right side of the breadcrumbs enclosing div (without a link).
1.53 matthew 1394: A link to help for the component will be included if one is specified.
1395:
1396: All inputs can be undef without problems.
1397:
1.223 droeschl 1398: Inputs: $component (the text on the right side of the breadcrumbs trail),
1.53 matthew 1399: $component_help
1.63 albertel 1400: $menulink (boolean, controls whether to include a link to /adm/menu)
1.138 albertel 1401: $helplink (if 'nohelp' don't include the orange help link)
1402: $css_class (optional name for the class to apply to the table for CSS)
1.197 raeburn 1403: $no_mt (optional flag, 1 if &mt() is _not_ to be applied to $component
1404: when including the text on the right.
1.53 matthew 1405: Returns a string containing breadcrumbs for the current page.
1406:
1407: =item clear_breadcrumbs
1408:
1409: Clears the previously stored breadcrumbs.
1410:
1411: =item add_breadcrumb
1412:
1413: Pushes a breadcrumb on the stack of crumbs.
1414:
1415: input: $breadcrumb, a hash reference. The keys 'href','title', and 'text'
1416: are required. If present the keys 'faq' and 'bug' will be used to provide
1.156 albertel 1417: links to the FAQ and bug sites. If the key 'no_mt' is present the 'title'
1418: and 'text' values won't be sent through &mt()
1.53 matthew 1419:
1420: returns: nothing
1421:
1422: =cut
1423:
1424: ############################################################
1425: ############################################################
1426: {
1427: my @Crumbs;
1.242 droeschl 1428: my %tools = ();
1.57 matthew 1429:
1.53 matthew 1430: sub breadcrumbs {
1.216 bisitz 1431: my ($component,$component_help,$menulink,$helplink,$css_class,$no_mt, $CourseBreadcrumbs) = @_;
1.53 matthew 1432: #
1.215 droeschl 1433: $css_class ||= 'LC_breadcrumbs';
1.205 amueller 1434:
1.57 matthew 1435: # Make the faq and bug data cascade
1.223 droeschl 1436: my $faq = '';
1437: my $bug = '';
1438: my $help = '';
1.215 droeschl 1439: # Crumb Symbol
1.223 droeschl 1440: my $crumbsymbol = '»';
1.60 www 1441: # The last breadcrumb does not have a link, so handle it separately.
1.53 matthew 1442: my $last = pop(@Crumbs);
1.57 matthew 1443: #
1.70 matthew 1444: # The first one should be the course or a menu link
1.215 droeschl 1445: if (!defined($menulink)) { $menulink=1; }
1.70 matthew 1446: if ($menulink) {
1447: my $description = 'Menu';
1.172 raeburn 1448: my $no_mt_descr = 0;
1.269 raeburn 1449: if ((exists($env{'request.course.id'})) &&
1450: ($env{'request.course.id'} ne '') &&
1451: ($env{'course.'.$env{'request.course.id'}.'.description'} ne '')) {
1.70 matthew 1452: $description =
1.104 albertel 1453: $env{'course.'.$env{'request.course.id'}.'.description'};
1.172 raeburn 1454: $no_mt_descr = 1;
1.70 matthew 1455: }
1.215 droeschl 1456: $menulink = { href =>'/adm/menu',
1457: title =>'Go to main menu',
1458: target =>'_top',
1459: text =>$description,
1460: no_mt =>$no_mt_descr, };
1461: if($last) {
1462: #$last set, so we have some crumbs
1463: unshift(@Crumbs,$menulink);
1464: } else {
1465: #only menulink crumb present
1466: $last = $menulink;
1467: }
1.53 matthew 1468: }
1.287 www 1469: my $links;
1470: if ((&show_return_link) && (!$CourseBreadcrumbs)) {
1.299 raeburn 1471: my $alttext = &mt('Go Back');
1.298 raeburn 1472: $links=&htmltag( 'a',"<img src='/res/adm/pages/reload.png' border='0' style='vertical-align:middle;' alt='$alttext' />",
1.287 www 1473: { href => '/adm/flip?postdata=return:',
1474: title => &mt("Back to most recent content resource") });
1.299 raeburn 1475: $links=&htmltag('li',$links);
1.287 www 1476: }
1477: $links.= join "",
1.261 droeschl 1478: map {
1479: $faq = $_->{'faq'} if (exists($_->{'faq'}));
1480: $bug = $_->{'bug'} if (exists($_->{'bug'}));
1481: $help = $_->{'help'} if (exists($_->{'help'}));
1482:
1.287 www 1483: my $result = $_->{no_mt} ? $_->{text} : &mt($_->{text});
1.261 droeschl 1484:
1485: if ($_->{href}){
1.287 www 1486: $result = &htmltag( 'a', $result,
1.261 droeschl 1487: { href => $_->{href},
1.287 www 1488: title => $_->{no_mt} ? $_->{title} : &mt($_->{title}),
1.261 droeschl 1489: target => $_->{target}, });
1490: }
1491:
1.287 www 1492: $result = &htmltag( 'li', "$result $crumbsymbol");
1.261 droeschl 1493: } @Crumbs;
1.223 droeschl 1494:
1495: #should the last Element be translated?
1.261 droeschl 1496:
1497: my $lasttext = $last->{'no_mt'} ? $last->{'text'}
1498: : mt( $last->{'text'} );
1499:
1.274 droeschl 1500: # last breadcrumb is the first order heading of a page
1501: # for course breadcrumbs it's just bold
1.287 www 1502: $links .= &htmltag( 'li', htmltag($CourseBreadcrumbs ? 'b' : 'h1',
1.274 droeschl 1503: $lasttext), {title => $lasttext});
1.223 droeschl 1504:
1.54 matthew 1505: my $icons = '';
1.223 droeschl 1506: $faq = $last->{'faq'} if (exists($last->{'faq'}));
1507: $bug = $last->{'bug'} if (exists($last->{'bug'}));
1.106 www 1508: $help = $last->{'help'} if (exists($last->{'help'}));
1509: $component_help=($component_help?$component_help:$help);
1.145 albertel 1510: # if ($faq ne '') {
1511: # $icons .= &Apache::loncommon::help_open_faq($faq);
1512: # }
1.79 raeburn 1513: # if ($bug ne '') {
1514: # $icons .= &Apache::loncommon::help_open_bug($bug);
1515: # }
1.223 droeschl 1516: if ($faq ne '' || $component_help ne '' || $bug ne '') {
1517: $icons .= &Apache::loncommon::help_open_menu($component,
1518: $component_help,
1519: $faq,$bug);
1520: }
1.54 matthew 1521: #
1.205 amueller 1522:
1523:
1.223 droeschl 1524: unless ($CourseBreadcrumbs) {
1.287 www 1525: $links = &htmltag('ol', $links, { id => "LC_MenuBreadcrumbs" });
1.223 droeschl 1526: } else {
1.287 www 1527: $links = &htmltag('ul', $links, { class => "LC_CourseBreadcrumbs" });
1.53 matthew 1528: }
1.223 droeschl 1529:
1530: if ($component) {
1.287 www 1531: $links = &htmltag('span',
1.223 droeschl 1532: ( $no_mt ? $component : mt($component) ).
1533: ( $icons ? $icons : '' ),
1534: { class => 'LC_breadcrumbs_component' } )
1535: .$links;
1536: }
1537:
1.287 www 1538: &render_tools(\$links);
1539: $links = &htmltag('div', $links,
1.225 bisitz 1540: { id => "LC_breadcrumbs" }) unless ($CourseBreadcrumbs) ;
1.287 www 1541: &render_advtools(\$links);
1.223 droeschl 1542:
1.53 matthew 1543: # Return the @Crumbs stack to what we started with
1544: push(@Crumbs,$last);
1545: shift(@Crumbs);
1.223 droeschl 1546: # Return the breadcrumb's line
1547: return "$links";
1.53 matthew 1548: }
1549:
1550: sub clear_breadcrumbs {
1551: undef(@Crumbs);
1.242 droeschl 1552: undef(%tools);
1.53 matthew 1553: }
1554:
1555: sub add_breadcrumb {
1.232 raeburn 1556: push(@Crumbs,@_);
1.53 matthew 1557: }
1.242 droeschl 1558:
1.261 droeschl 1559: =item add_breadcrumb_tool($category, $html)
1560:
1561: Adds $html to $category of the breadcrumb toolbar container.
1562:
1563: $html is usually a link to a page that invokes a function on the currently
1564: displayed data (e.g. print when viewing a problem)
1565:
1566: Currently there are 3 possible values for $category:
1567:
1568: =over
1569:
1570: =item navigation
1571: left of breadcrumbs line
1572:
1573: =item tools
1574: right of breadcrumbs line
1575:
1576: =item advtools
1577: advanced tools shown in a separate box below breadcrumbs line
1578:
1579: =back
1580:
1581: returns: nothing
1582:
1583: =cut
1.242 droeschl 1584:
1585: sub add_breadcrumb_tool {
1.261 droeschl 1586: my ($category, @html) = @_;
1587: return unless @html;
1.285 raeburn 1588: if (!keys(%tools)) {
1.261 droeschl 1589: %tools = ( navigation => [], tools => [], advtools => []);
1.242 droeschl 1590: }
1.261 droeschl 1591:
1592: #this cleans data received from lonmenu::innerregister
1593: @html = grep {defined $_ && $_ ne ''} @html;
1594: for (@html) {
1595: s/align="(right|left)"//;
1.288 www 1596: # s/<span.*?\/span>// if $category ne 'advtools';
1.261 droeschl 1597: }
1598:
1599: push @{$tools{$category}}, @html;
1.242 droeschl 1600: }
1601:
1.261 droeschl 1602: =item clear_breadcrumb_tools()
1603:
1604: Clears the breadcrumb toolbar container.
1605:
1606: returns: nothing
1607:
1608: =cut
1609:
1.245 droeschl 1610: sub clear_breadcrumb_tools {
1611: undef(%tools);
1612: }
1613:
1.261 droeschl 1614: =item render_tools(\$breadcrumbs)
1615:
1616: Creates html for breadcrumb tools (categories navigation and tools) and inserts
1617: \$breadcrumbs at the correct position.
1618:
1619: input: \$breadcrumbs - a reference to the string containing prepared
1620: breadcrumbs.
1621:
1622: returns: nothing
1623: =cut
1624:
1625: #TODO might split this in separate functions for each category
1626: sub render_tools {
1627: my ($breadcrumbs) = @_;
1.285 raeburn 1628: return unless (keys(%tools));
1.261 droeschl 1629:
1630: my $navigation = list_from_array($tools{navigation},
1631: { listattr => { class=>"LC_breadcrumb_tools_navigation" } });
1632: my $tools = list_from_array($tools{tools},
1633: { listattr => { class=>"LC_breadcrumb_tools_tools" } });
1634: $$breadcrumbs = list_from_array([$navigation, $tools, $$breadcrumbs],
1635: { listattr => { class=>'LC_breadcrumb_tools_outerlist' } });
1636: }
1637:
1638: =item render_advtools(\$breadcrumbs)
1639:
1640: Creates html for advanced tools (category advtools) and inserts \$breadcrumbs
1641: at the correct position.
1642:
1643: input: \$breadcrumbs - a reference to the string containing prepared
1644: breadcrumbs (after render_tools call).
1645:
1646: returns: nothing
1647: =cut
1648:
1649: sub render_advtools {
1650: my ($breadcrumbs) = @_;
1651: return unless (defined $tools{'advtools'})
1652: and (scalar(@{$tools{'advtools'}}) > 0);
1653:
1654: $$breadcrumbs .= Apache::loncommon::head_subbox(
1655: funclist_from_array($tools{'advtools'}) );
1.242 droeschl 1656: }
1.53 matthew 1657:
1.57 matthew 1658: } # End of scope for @Crumbs
1.53 matthew 1659:
1660: ############################################################
1661: ############################################################
1662:
1.112 raeburn 1663: # Nested table routines.
1664: #
1665: # Routines to display form items in a multi-row table with 2 columns.
1666: # Uses nested tables to divide form elements into segments.
1667: # For examples of use see loncom/interface/lonnotify.pm
1668: #
1669: # Can be used in following order: ...
1670: # &start_pick_box()
1671: # row1
1672: # row2
1673: # row3 ... etc.
1.173 raeburn 1674: # &submit_row()
1.161 raeburn 1675: # &end_pick_box()
1.112 raeburn 1676: #
1677: # where row1, row 2 etc. are chosen from &role_select_row,&course_select_row,
1678: # &status_select_row and &email_default_row
1679: #
1680: # Can also be used in following order:
1681: #
1682: # &start_pick_box()
1683: # &row_title()
1684: # &row_closure()
1685: # &row_title()
1686: # &row_closure() ... etc.
1687: # &submit_row()
1688: # &end_pick_box()
1689: #
1690: # In general a &submit_row() call should proceed the call to &end_pick_box(),
1691: # as this routine adds a button for form submission.
1.113 raeburn 1692: # &submit_row() does not require a &row_closure after it.
1.112 raeburn 1693: #
1694: # &start_pick_box() creates a bounding table with 1-pixel wide black border.
1695: # rows should be placed between calls to &start_pick_box() and &end_pick_box.
1696: #
1697: # &row_title() adds a title in the left column for each segment.
1698: # &row_closure() closes a row with a 1-pixel wide black line.
1699: #
1700: # &role_select_row() provides a select box from which to choose 1 or more roles
1701: # &course_select_row provides ways of picking groups of courses
1702: # radio buttons: all, by category or by picking from a course picker pop-up
1703: # note: by category option is only displayed if a domain has implemented
1704: # selection by year, semester, department, number etc.
1705: #
1706: # &status_select_row() provides a select box from which to choose 1 or more
1707: # access types (current access, prior access, and future access)
1708: #
1709: # &email_default_row() provides text boxes for default e-mail suffixes for
1710: # different authentication types in a domain.
1711: #
1712: # &row_title() and &row_closure() are called internally by the &*_select_row
1713: # routines, but can also be called directly to start and end rows which have
1714: # needs that are not accommodated by the *_select_row() routines.
1715:
1.193 bisitz 1716: { # Start: row_count block for pick_box
1717: my @row_count;
1718:
1.112 raeburn 1719: sub start_pick_box {
1.142 albertel 1720: my ($css_class) = @_;
1721: if (defined($css_class)) {
1722: $css_class = 'class="'.$css_class.'"';
1723: } else {
1724: $css_class= 'class="LC_pick_box"';
1725: }
1.193 bisitz 1726: unshift(@row_count,0);
1.112 raeburn 1727: my $output = <<"END";
1.142 albertel 1728: <table $css_class>
1.112 raeburn 1729: END
1730: return $output;
1731: }
1732:
1733: sub end_pick_box {
1.193 bisitz 1734: shift(@row_count);
1.112 raeburn 1735: my $output = <<"END";
1736: </table>
1737: END
1738: return $output;
1739: }
1740:
1.181 bisitz 1741: sub row_headline {
1742: my $output = <<"END";
1743: <tr><td colspan="2">
1744: END
1745: return $output;
1746: }
1747:
1.112 raeburn 1748: sub row_title {
1.243 amueller 1749: my ($title,$css_title_class,$css_value_class, $css_value_furtherAttributes) = @_;
1.193 bisitz 1750: $row_count[0]++;
1751: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.142 albertel 1752: $css_title_class ||= 'LC_pick_box_title';
1753: $css_title_class = 'class="'.$css_title_class.'"';
1754:
1755: $css_value_class ||= 'LC_pick_box_value';
1756:
1.173 raeburn 1757: if ($title ne '') {
1758: $title .= ':';
1759: }
1.112 raeburn 1760: my $output = <<"ENDONE";
1.243 amueller 1761: <tr class="LC_pick_box_row" $css_value_furtherAttributes>
1.142 albertel 1762: <td $css_title_class>
1.173 raeburn 1763: $title
1.112 raeburn 1764: </td>
1.193 bisitz 1765: <td class="$css_value_class $css_class">
1.112 raeburn 1766: ENDONE
1767: return $output;
1768: }
1769:
1770: sub row_closure {
1.143 albertel 1771: my ($no_separator) =@_;
1.113 raeburn 1772: my $output = <<"ENDTWO";
1.112 raeburn 1773: </td>
1774: </tr>
1.143 albertel 1775: ENDTWO
1776: if (!$no_separator) {
1777: $output .= <<"ENDTWO";
1.112 raeburn 1778: <tr>
1.143 albertel 1779: <td colspan="2" class="LC_pick_box_separator">
1.112 raeburn 1780: </td>
1781: </tr>
1782: ENDTWO
1.143 albertel 1783: }
1.112 raeburn 1784: return $output;
1785: }
1786:
1.193 bisitz 1787: } # End: row_count block for pick_box
1788:
1.112 raeburn 1789: sub role_select_row {
1.147 raeburn 1790: my ($roles,$title,$css_class,$show_separate_custom,$cdom,$cnum) = @_;
1.236 raeburn 1791: my $crstype = 'Course';
1792: if ($cdom ne '' && $cnum ne '') {
1793: $crstype = &Apache::loncommon::course_type($cdom.'_'.$cnum);
1794: }
1.116 raeburn 1795: my $output;
1796: if (defined($title)) {
1.142 albertel 1797: $output = &row_title($title,$css_class);
1.116 raeburn 1798: }
1.142 albertel 1799: $output .= qq|
1.198 bisitz 1800: <select name="roles" multiple="multiple">\n|;
1.113 raeburn 1801: foreach my $role (@$roles) {
1.114 raeburn 1802: my $plrole;
1803: if ($role eq 'ow') {
1804: $plrole = &mt('Course Owner');
1.147 raeburn 1805: } elsif ($role eq 'cr') {
1806: if ($show_separate_custom) {
1807: if ($cdom ne '' && $cnum ne '') {
1808: my %course_customroles = &course_custom_roles($cdom,$cnum);
1809: foreach my $crrole (sort(keys(%course_customroles))) {
1810: my ($plcrrole) = ($crrole =~ m|^cr/[^/]+/[^/]+/(.+)$|);
1811: $output .= ' <option value="'.$crrole.'">'.$plcrrole.
1812: '</option>';
1813: }
1814: }
1815: } else {
1816: $plrole = &mt('Custom Role');
1817: }
1.114 raeburn 1818: } else {
1.236 raeburn 1819: $plrole=&Apache::lonnet::plaintext($role,$crstype);
1.114 raeburn 1820: }
1.147 raeburn 1821: if (($role ne 'cr') || (!$show_separate_custom)) {
1822: $output .= ' <option value="'.$role.'">'.$plrole.'</option>';
1823: }
1.112 raeburn 1824: }
1.142 albertel 1825: $output .= qq| </select>\n|;
1.116 raeburn 1826: if (defined($title)) {
1827: $output .= &row_closure();
1828: }
1.112 raeburn 1829: return $output;
1830: }
1831:
1832: sub course_select_row {
1.142 albertel 1833: my ($title,$formname,$totcodes,$codetitles,$idlist,$idlist_titles,
1.280 raeburn 1834: $css_class,$crstype,$standardnames) = @_;
1.142 albertel 1835: my $output = &row_title($title,$css_class);
1.280 raeburn 1836: $output .= &course_selection($formname,$totcodes,$codetitles,$idlist,$idlist_titles,$crstype,$standardnames);
1.169 raeburn 1837: $output .= &row_closure();
1838: return $output;
1839: }
1840:
1841: sub course_selection {
1.280 raeburn 1842: my ($formname,$totcodes,$codetitles,$idlist,$idlist_titles,$crstype,$standardnames) = @_;
1.169 raeburn 1843: my $output = qq|
1.142 albertel 1844: <script type="text/javascript">
1.218 bisitz 1845: // <![CDATA[
1.112 raeburn 1846: function coursePick (formname) {
1847: for (var i=0; i<formname.coursepick.length; i++) {
1.114 raeburn 1848: if (formname.coursepick[i].value == 'category') {
1849: courseSet('');
1850: }
1.112 raeburn 1851: if (!formname.coursepick[i].checked) {
1852: if (formname.coursepick[i].value == 'specific') {
1853: formname.coursetotal.value = 0;
1854: formname.courselist = '';
1855: }
1856: }
1857: }
1858: }
1.114 raeburn 1859: function setPick (formname) {
1860: for (var i=0; i<formname.coursepick.length; i++) {
1861: if (formname.coursepick[i].value == 'category') {
1862: formname.coursepick[i].checked = true;
1863: }
1864: formname.coursetotal.value = 0;
1865: formname.courselist = '';
1866: }
1867: }
1.218 bisitz 1868: // ]]>
1.112 raeburn 1869: </script>
1870: |;
1.237 raeburn 1871:
1872: my ($allcrs,$pickspec);
1873: if ($crstype eq 'Community') {
1874: $allcrs = &mt('All communities');
1875: $pickspec = &mt('Pick specific communities:');
1876: } else {
1877: $allcrs = &mt('All courses');
1878: $pickspec = &mt('Pick specific course(s):');
1879: }
1880:
1.112 raeburn 1881: my $courseform='<b>'.&Apache::loncommon::selectcourse_link
1.237 raeburn 1882: ($formname,'pickcourse','pickdomain','coursedesc','',1,$crstype).'</b>';
1883: $output .= '<input type="radio" name="coursepick" value="all" onclick="coursePick(this.form)" />'.$allcrs.'<br />';
1.112 raeburn 1884: if ($totcodes > 0) {
1885: my $numtitles = @$codetitles;
1886: if ($numtitles > 0) {
1.129 raeburn 1887: $output .= '<input type="radio" name="coursepick" value="category" onclick="coursePick(this.form);alert('."'".&mt('Choose categories, from left to right')."'".')" />'.&mt('Pick courses by category:').' <br />';
1.112 raeburn 1888: $output .= '<table><tr><td>'.$$codetitles[0].'<br />'."\n".
1.280 raeburn 1889: '<select name="'.$standardnames->[0].
1.114 raeburn 1890: '" onChange="setPick(this.form);courseSet('."'$$codetitles[0]'".')">'."\n".
1.112 raeburn 1891: ' <option value="-1" />Select'."\n";
1892: my @items = ();
1893: my @longitems = ();
1894: if ($$idlist{$$codetitles[0]} =~ /","/) {
1.113 raeburn 1895: @items = split(/","/,$$idlist{$$codetitles[0]});
1.112 raeburn 1896: } else {
1897: $items[0] = $$idlist{$$codetitles[0]};
1898: }
1899: if (defined($$idlist_titles{$$codetitles[0]})) {
1900: if ($$idlist_titles{$$codetitles[0]} =~ /","/) {
1.113 raeburn 1901: @longitems = split(/","/,$$idlist_titles{$$codetitles[0]});
1.112 raeburn 1902: } else {
1903: $longitems[0] = $$idlist_titles{$$codetitles[0]};
1904: }
1905: for (my $i=0; $i<@longitems; $i++) {
1906: if ($longitems[$i] eq '') {
1907: $longitems[$i] = $items[$i];
1908: }
1909: }
1910: } else {
1911: @longitems = @items;
1912: }
1913: for (my $i=0; $i<@items; $i++) {
1914: $output .= ' <option value="'.$items[$i].'">'.$longitems[$i].'</option>';
1915: }
1916: $output .= '</select></td>';
1917: for (my $i=1; $i<$numtitles; $i++) {
1918: $output .= '<td>'.$$codetitles[$i].'<br />'."\n".
1.280 raeburn 1919: '<select name="'.$standardnames->[$i].
1.112 raeburn 1920: '" onChange="courseSet('."'$$codetitles[$i]'".')">'."\n".
1921: '<option value="-1"><-Pick '.$$codetitles[$i-1].'</option>'."\n".
1922: '</select>'."\n".
1923: '</td>';
1924: }
1925: $output .= '</tr></table><br />';
1926: }
1927: }
1.238 raeburn 1928: $output .= '<input type="radio" name="coursepick" value="specific" onclick="coursePick(this.form);opencrsbrowser('."'".$formname."','dccourse','dcdomain','coursedesc','','1','$crstype'".')" />'.$pickspec.' '.$courseform.' <input type="text" value="0" size="4" name="coursetotal" /><input type="hidden" name="courselist" value="" />selected.<br />'."\n";
1.112 raeburn 1929: return $output;
1930: }
1931:
1932: sub status_select_row {
1.142 albertel 1933: my ($types,$title,$css_class) = @_;
1.117 raeburn 1934: my $output;
1935: if (defined($title)) {
1.142 albertel 1936: $output = &row_title($title,$css_class,'LC_pick_box_select');
1.117 raeburn 1937: }
1.142 albertel 1938: $output .= qq|
1.198 bisitz 1939: <select name="types" multiple="multiple">\n|;
1.113 raeburn 1940: foreach my $status_type (sort(keys(%{$types}))) {
1.112 raeburn 1941: $output .= ' <option value="'.$status_type.'">'.$$types{$status_type}.'</option>';
1942: }
1.142 albertel 1943: $output .= qq| </select>\n|;
1.117 raeburn 1944: if (defined($title)) {
1945: $output .= &row_closure();
1946: }
1.112 raeburn 1947: return $output;
1948: }
1949:
1950: sub email_default_row {
1.142 albertel 1951: my ($authtypes,$title,$descrip,$css_class) = @_;
1952: my $output = &row_title($title,$css_class);
1953: $output .= $descrip.
1954: &Apache::loncommon::start_data_table().
1955: &Apache::loncommon::start_data_table_header_row().
1956: '<th>'.&mt('Authentication Method').'</th>'.
1957: '<th align="right">'.&mt('Username -> e-mail conversion').'</th>'."\n".
1958: &Apache::loncommon::end_data_table_header_row();
1.112 raeburn 1959: my $rownum = 0;
1.113 raeburn 1960: foreach my $auth (sort(keys(%{$authtypes}))) {
1.112 raeburn 1961: my ($userentry,$size);
1962: if ($auth =~ /^krb/) {
1963: $userentry = '';
1964: $size = 25;
1965: } else {
1966: $userentry = 'username@';
1967: $size = 15;
1968: }
1.142 albertel 1969: $output .= &Apache::loncommon::start_data_table_row().
1970: '<td> '.$$authtypes{$auth}.'</td>'.
1971: '<td align="right">'.$userentry.
1972: '<input type="text" name="'.$auth.'" size="'.$size.'" /></td>'.
1973: &Apache::loncommon::end_data_table_row();
1.112 raeburn 1974: }
1.142 albertel 1975: $output .= &Apache::loncommon::end_data_table();
1.112 raeburn 1976: $output .= &row_closure();
1977: return $output;
1978: }
1979:
1980:
1981: sub submit_row {
1.142 albertel 1982: my ($title,$cmd,$submit_text,$css_class) = @_;
1983: my $output = &row_title($title,$css_class,'LC_pick_box_submit');
1.112 raeburn 1984: $output .= qq|
1985: <br />
1986: <input type="hidden" name="command" value="$cmd" />
1987: <input type="submit" value="$submit_text"/>
1988: <br /><br />
1.142 albertel 1989: \n|;
1.112 raeburn 1990: return $output;
1991: }
1.1 stredwic 1992:
1.147 raeburn 1993: sub course_custom_roles {
1994: my ($cdom,$cnum) = @_;
1995: my %returnhash=();
1996: my %coursepersonnel=&Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1997: foreach my $person (sort(keys(%coursepersonnel))) {
1998: my ($role) = ($person =~ /^([^:]+):/);
1999: my ($end,$start) = split(/:/,$coursepersonnel{$person});
2000: if ($end == -1 && $start == -1) {
2001: next;
2002: }
2003: if ($role =~ m|^cr/[^/]+/[^/]+/[^/]|) {
2004: $returnhash{$role} ++;
2005: }
2006: }
2007: return %returnhash;
2008: }
2009:
2010:
1.270 www 2011: sub resource_info_box {
1.300 raeburn 2012: my ($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp)=@_;
1.270 www 2013: my $return='';
1.300 raeburn 2014: if ($stuvcurrent ne '') {
2015: $return = '<div class="LC_left_float">';
2016: }
1.270 www 2017: if ($symb) {
1.300 raeburn 2018: $return.=&Apache::loncommon::start_data_table();
1.271 www 2019: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symb);
2020: my $folder=&Apache::lonnet::gettitle($map);
2021: $return.=&Apache::loncommon::start_data_table_row().
1.300 raeburn 2022: '<th align="left">'.&mt('Folder:').'</th><td>'.$folder.'</td>'.
1.271 www 2023: &Apache::loncommon::end_data_table_row();
1.270 www 2024: unless ($onlyfolderflag) {
2025: $return.=&Apache::loncommon::start_data_table_row().
1.300 raeburn 2026: '<th align="left">'.&mt('Resource:').'</th><td>'.&Apache::lonnet::gettitle($symb).'</td>'.
2027: &Apache::loncommon::end_data_table_row();
2028: }
2029: if ($stuvcurrent ne '') {
2030: $return .= &Apache::loncommon::start_data_table_row().
2031: '<th align="left">'.&mt("Student's current version:").'</th><td>'.$stuvcurrent.'</td>'.
2032: &Apache::loncommon::end_data_table_row();
2033: }
2034: if ($stuvdisp ne '') {
2035: $return .= &Apache::loncommon::start_data_table_row().
2036: '<th align="left">'.&mt("Student's version displayed:").'</th><td>'.$stuvdisp.'</td>'.
1.270 www 2037: &Apache::loncommon::end_data_table_row();
2038: }
1.271 www 2039: $return.=&Apache::loncommon::end_data_table();
1.270 www 2040: } else {
2041: $return='<p><span class="LC_error">'.&mt('No context provided.').'</span></p>';
2042: }
1.300 raeburn 2043: if ($stuvcurrent ne '') {
2044: $return .= '</div>';
2045: }
1.270 www 2046: return $return;
2047: }
2048:
1.119 raeburn 2049: ##############################################
2050: ##############################################
1.179 raeburn 2051:
2052: # topic_bar
2053: #
1.248 wenzelju 2054: # Generates a div containing an (optional) number with a white background followed by a
1.240 raeburn 2055: # title with a background color defined in the corresponding CSS: LC_topic_bar
2056: # Inputs:
1.248 wenzelju 2057: # 1. number to display.
2058: # If input for number is empty only the title will be displayed.
1.240 raeburn 2059: # 2. title text to display.
2060: # Outputs - a scalar containing html mark-up for the div.
2061:
1.179 raeburn 2062: sub topic_bar {
1.248 wenzelju 2063: my ($num,$title) = @_;
2064: my $number = '';
2065: if ($num ne '') {
2066: $number = '<span>'.$num.'</span>';
1.239 amueller 2067: }
1.248 wenzelju 2068: return '<div class="LC_topic_bar">'.$number.$title.'</div>';
1.179 raeburn 2069: }
2070:
2071: ##############################################
2072: ##############################################
1.119 raeburn 2073: # echo_form_input
2074: #
2075: # Generates html markup to add form elements from the referrer page
2076: # as hidden form elements (values encoded) in the new page.
2077: #
2078: # Intended to support two types of use
2079: # (a) to allow backing up to earlier pages in a multi-page
2080: # form submission process using a breadcrumb trail.
2081: #
2082: # (b) to allow the current page to be reloaded with form elements
2083: # set on previous page to remain unchanged. An example would
2084: # be where the a page containing a dynamically-built table of data is
2085: # is to be redisplayed, with only the sort order of the data changed.
2086: #
2087: # Inputs:
2088: # 1. Reference to array of form elements in the submitted form on
2089: # the referrer page which are to be excluded from the echoed elements.
2090: #
2091: # 2. Reference to array of regular expressions, which if matched in the
2092: # name of the form element n the referrer page will be omitted from echo.
2093: #
2094: # Outputs: A scalar containing the html markup for the echoed form
2095: # elements (all as hidden elements, with values encoded).
2096:
2097:
2098: sub echo_form_input {
2099: my ($excluded,$regexps) = @_;
2100: my $output = '';
2101: foreach my $key (keys(%env)) {
2102: if ($key =~ /^form\.(.+)$/) {
2103: my $name = $1;
2104: my $match = 0;
1.285 raeburn 2105: if (ref($excluded) eq 'ARRAY') {
2106: next if (grep(/^\Q$name\E$/,@{$excluded}));
2107: }
2108: if (ref($regexps) eq 'ARRAY') {
2109: if (@{$regexps} > 0) {
2110: foreach my $regexp (@{$regexps}) {
2111: if ($name =~ /$regexp/) {
2112: $match = 1;
2113: last;
1.119 raeburn 2114: }
2115: }
2116: }
1.285 raeburn 2117: }
2118: next if ($match);
2119: if (ref($env{$key}) eq 'ARRAY') {
2120: foreach my $value (@{$env{$key}}) {
2121: $value = &HTML::Entities::encode($value,'<>&"');
2122: $output .= '<input type="hidden" name="'.$name.
2123: '" value="'.$value.'" />'."\n";
1.119 raeburn 2124: }
1.285 raeburn 2125: } else {
2126: my $value = &HTML::Entities::encode($env{$key},'<>&"');
2127: $output .= '<input type="hidden" name="'.$name.
2128: '" value="'.$value.'" />'."\n";
1.119 raeburn 2129: }
2130: }
2131: }
2132: return $output;
2133: }
2134:
2135: ##############################################
2136: ##############################################
2137: # set_form_elements
2138: #
2139: # Generates javascript to set form elements to values based on
2140: # corresponding values for the same form elements when the page was
2141: # previously submitted.
2142: #
2143: # Last submission values are read from hidden form elements in referring
2144: # page which have the same name, i.e., generated by &echo_form_input().
2145: #
2146: # Intended to be called by onload event.
2147: #
1.121 raeburn 2148: # Inputs:
2149: # (a) Reference to hash of echoed form elements to be set.
1.119 raeburn 2150: #
2151: # In the hash, keys are the form element names, and the values are the
2152: # element type (selectbox, radio, checkbox or text -for textbox, textarea or
2153: # hidden).
1.121 raeburn 2154: #
2155: # (b) Optional reference to hash of stored elements to be set.
2156: #
2157: # If the page being displayed is a page which permits modification of
2158: # previously stored data, e.g., the first page in a multi-page submission,
2159: # then if stored is supplied, form elements will be set to the last stored
2160: # values. If user supplied values are also available for the same elements
2161: # these will replace the stored values.
2162: #
1.119 raeburn 2163: # Output:
2164: #
2165: # javascript function - set_form_elements() which sets form elements,
2166: # expects an argument: formname - the name of the form according to
2167: # the DOM, e.g., document.compose
2168:
2169: sub set_form_elements {
1.121 raeburn 2170: my ($elements,$stored) = @_;
2171: my %values;
1.119 raeburn 2172: my $output .= 'function setFormElements(courseForm) {
1.121 raeburn 2173: ';
2174: if (defined($stored)) {
2175: foreach my $name (keys(%{$stored})) {
2176: if (exists($$elements{$name})) {
2177: if (ref($$stored{$name}) eq 'ARRAY') {
2178: $values{$name} = $$stored{$name};
2179: } else {
2180: @{$values{$name}} = ($$stored{$name});
2181: }
2182: }
2183: }
2184: }
2185:
1.119 raeburn 2186: foreach my $key (keys(%env)) {
2187: if ($key =~ /^form\.(.+)$/) {
2188: my $name = $1;
2189: if (exists($$elements{$name})) {
1.121 raeburn 2190: @{$values{$name}} = &Apache::loncommon::get_env_multiple($key);
2191: }
2192: }
2193: }
2194:
2195: foreach my $name (keys(%values)) {
2196: for (my $i=0; $i<@{$values{$name}}; $i++) {
2197: $values{$name}[$i] = &HTML::Entities::decode($values{$name}[$i],'<>&"');
2198: $values{$name}[$i] =~ s/([\r\n\f]+)/\\n/g;
2199: $values{$name}[$i] =~ s/"/\\"/g;
2200: }
1.234 raeburn 2201: if (($$elements{$name} eq 'text') || ($$elements{$name} eq 'hidden')) {
1.121 raeburn 2202: my $numvalues = @{$values{$name}};
2203: if ($numvalues > 1) {
2204: my $valuestring = join('","',@{$values{$name}});
2205: $output .= qq|
1.119 raeburn 2206: var textvalues = new Array ("$valuestring");
1.147 raeburn 2207: var total = courseForm.elements['$name'].length;
1.119 raeburn 2208: if (total > $numvalues) {
2209: total = $numvalues;
2210: }
2211: for (var i=0; i<total; i++) {
1.147 raeburn 2212: courseForm.elements['$name']\[i].value = textvalues[i];
1.119 raeburn 2213: }
2214: |;
1.121 raeburn 2215: } else {
2216: $output .= qq|
1.147 raeburn 2217: courseForm.elements['$name'].value = "$values{$name}[0]";
1.119 raeburn 2218: |;
1.121 raeburn 2219: }
2220: } else {
2221: $output .= qq|
1.147 raeburn 2222: var elementLength = courseForm.elements['$name'].length;
1.119 raeburn 2223: if (elementLength==undefined) {
2224: |;
1.121 raeburn 2225: foreach my $value (@{$values{$name}}) {
2226: if ($$elements{$name} eq 'selectbox') {
2227: $output .= qq|
1.147 raeburn 2228: if (courseForm.elements['$name'].options[0].value == "$value") {
2229: courseForm.elements['$name'].options[0].selected = true;
1.119 raeburn 2230: }|;
1.121 raeburn 2231: } elsif (($$elements{$name} eq 'radio') ||
2232: ($$elements{$name} eq 'checkbox')) {
2233: $output .= qq|
1.147 raeburn 2234: if (courseForm.elements['$name'].value == "$value") {
1.148 albertel 2235: courseForm.elements['$name'].checked = true;
1.234 raeburn 2236: } else {
2237: courseForm.elements['$name'].checked = false;
1.119 raeburn 2238: }|;
1.121 raeburn 2239: }
2240: }
2241: $output .= qq|
1.119 raeburn 2242: }
2243: else {
1.147 raeburn 2244: for (var i=0; i<courseForm.elements['$name'].length; i++) {
1.119 raeburn 2245: |;
1.121 raeburn 2246: if ($$elements{$name} eq 'selectbox') {
2247: $output .= qq|
1.147 raeburn 2248: courseForm.elements['$name'].options[i].selected = false;|;
1.121 raeburn 2249: } elsif (($$elements{$name} eq 'radio') ||
2250: ($$elements{$name} eq 'checkbox')) {
2251: $output .= qq|
1.147 raeburn 2252: courseForm.elements['$name']\[i].checked = false;|;
1.121 raeburn 2253: }
2254: $output .= qq|
1.119 raeburn 2255: }
1.147 raeburn 2256: for (var j=0; j<courseForm.elements['$name'].length; j++) {
1.119 raeburn 2257: |;
1.121 raeburn 2258: foreach my $value (@{$values{$name}}) {
2259: if ($$elements{$name} eq 'selectbox') {
2260: $output .= qq|
1.147 raeburn 2261: if (courseForm.elements['$name'].options[j].value == "$value") {
2262: courseForm.elements['$name'].options[j].selected = true;
1.119 raeburn 2263: }|;
1.121 raeburn 2264: } elsif (($$elements{$name} eq 'radio') ||
2265: ($$elements{$name} eq 'checkbox')) {
2266: $output .= qq|
1.147 raeburn 2267: if (courseForm.elements['$name']\[j].value == "$value") {
2268: courseForm.elements['$name']\[j].checked = true;
1.119 raeburn 2269: }|;
1.121 raeburn 2270: }
2271: }
2272: $output .= qq|
1.119 raeburn 2273: }
2274: }
2275: |;
2276: }
2277: }
2278: $output .= "
1.235 raeburn 2279: return;
1.119 raeburn 2280: }\n";
2281: return $output;
2282: }
2283:
1.158 raeburn 2284: ##############################################
2285: ##############################################
2286:
1.291 raeburn 2287: sub file_submissionchk_js {
2288: my ($turninpaths,$multiples) = @_;
2289: my $overwritewarn = &mt('File(s) you uploaded for your submission will overwrite existing file(s) submitted for this item').'\\n'.
2290: &mt('Continue submission and overwrite the file(s)?');
2291: my $delfilewarn = &mt('You have indicated you wish to remove some files previously included in your submission.').'\\n'.
2292: &mt('Continue submission with these files removed?');
1.292 raeburn 2293: my ($turninpathtext,$multtext,$arrayindexofjs);
1.291 raeburn 2294: if (ref($turninpaths) eq 'HASH') {
2295: foreach my $key (sort(keys(%{$turninpaths}))) {
2296: $turninpathtext .= " if (prefix == '$key') {\n".
2297: " return '$turninpaths->{$key}';\n".
2298: " }\n";
2299: }
2300: }
2301: $turninpathtext .= " return '';\n";
2302: if (ref($multiples) eq 'HASH') {
2303: foreach my $key (sort(keys(%{$multiples}))) {
2304: $multtext .= " if (prefix == '$key') {\n".
2305: " return '$multiples->{$key}';\n".
2306: " }\n";
2307: }
2308: }
2309: $multtext .= " return '';\n";
1.292 raeburn 2310:
1.293 raeburn 2311: $arrayindexofjs = &Apache::loncommon::javascript_array_indexof();
1.291 raeburn 2312: return <<"ENDSCRIPT";
2313: <script type="text/javascript">
2314: // <![CDATA[
2315:
2316: function file_submission_check(formname,path,multiresp) {
2317: var elemnum = formname.elements.length;
2318: if (elemnum == 0) {
2319: return true;
2320: }
2321: var alloverwrites = [];
2322: var alldelconfirm = [];
2323: var result = [];
2324: var submitter;
2325: var subprefix;
2326: var allsub = getIndexByName(formname,'all_submit');
2327: if (allsub == -1) {
2328: var idx = getIndexByName(formname,'submitted');
2329: if (idx != -1) {
2330: var subval = String(formname.elements[idx].value);
2331: submitter = subval.replace(/^part_/,'');
2332: result = overwritten_check(formname,path,multiresp,submitter);
2333: alloverwrites.push.apply(alloverwrites,result['overwrite']);
2334: alldelconfirm.push.apply(alldelconfirm,result['delete']);
2335: }
2336: } else {
2337: if (formname.elements[allsub].type == 'submit') {
2338: var partsub = /^\\d+\\.\\d+_submit_.+\$/;
2339: var allprefixes = [];
2340: var allparts = [];
2341: for (var i=0; i<formname.elements.length; i++) {
2342: if (formname.elements[i].type == 'submit') {
2343: var elemname = formname.elements[i].name;
2344: var subname = String(elemname);
2345: var savesub = String(elemname);
2346: if (partsub.test(subname)) {
2347: var prefix = subname.replace(/_submit_.+\$/,'');
2348: if (allprefixes.indexOf(prefix) == -1) {
2349: allprefixes.push(prefix);
2350: allparts[prefix] = [];
2351: }
2352: var part = savesub.replace(/^\\d+\\.\\d+_submit_/,'');
2353: allparts[prefix].push(part);
2354: }
2355: }
2356: }
2357: for (var k=0; k<allprefixes.length; k++) {
2358: var idx = getIndexByName(formname,allprefixes[k]+'_submitted');
2359: if (idx > -1) {
2360: if (formname.elements[idx].value != 'yes') {
2361: submitterval = formname.elements[idx].value;
2362: submitter = submitterval.replace(/^part_/,'');
2363: subprefix = allprefixes[k];
2364: result = overwritten_check(formname,path,multiresp,submitter,subprefix);
2365: alloverwrites.push.apply(alloverwrites,result['overwrite']);
2366: alldelconfirm.push.apply(alldelconfirm,result['delete']);
2367: break;
2368: }
2369: }
2370: }
2371: if (submitter == '' || submitter == undefined) {
2372: for (var m=0; m<allprefixes.length; m++) {
2373: for (var n=0; n<allparts[allprefixes[m]].length; n++) {
2374: var result = overwritten_check(formname,path,multiresp,allparts[allprefixes[m]][n],allprefixes[m]);
2375: alloverwrites.push.apply(alloverwrites,result['overwrite']);
2376: alldelconfirm.push.apply(alldelconfirm,result['delete']);
2377: }
2378: }
2379: }
2380: }
2381: }
2382: if (alloverwrites.length > 0) {
2383: if (!confirm("$overwritewarn")) {
2384: for (var n=0; n<alloverwrites.length; n++) {
2385: formname.elements[alloverwrites[n]].value = "";
2386: }
2387: return false;
2388: }
2389: }
2390: if (alldelconfirm.length > 0) {
2391: if (!confirm("$delfilewarn")) {
2392: for (var p=0; p<alldelconfirm.length; p++) {
2393: formname.elements[alldelconfirm[p]].checked = false;
2394: }
2395: return false;
2396: }
2397: }
2398: return true;
2399: }
2400:
2401: function getIndexByName(formname,item) {
2402: for (var i=0;i<formname.elements.length;i++) {
2403: if (formname.elements[i].name == item) {
2404: return i;
2405: }
2406: }
2407: return -1;
2408: }
2409:
2410: function overwritten_check(formname,path,multiresp,part,prefix) {
2411: var result = [];
2412: result['overwrite'] = [];
2413: result['delete'] = [];
2414: var elemnum = formname.elements.length;
2415: if (elemnum == 0) {
2416: return result;
2417: }
2418: var uploadstr;
2419: var deletestr;
2420: if ((prefix != undefined) && (prefix != '')) {
2421: var prepend = prefix+'_';
2422: uploadstr = new RegExp("^"+prepend+"HWFILE"+part+".+\$");
2423: deletestr = new RegExp("^"+prepend+"HWFILE"+part+".+_\\\\d+_delete\$");
2424: multiresp = check_for_multiples(prepend);
2425: path = check_for_turninpath(prepend);
2426: } else {
2427: uploadstr = new RegExp("^HWFILE"+part+".+\$");
2428: deletestr = new RegExp("^HWFILE"+part+".+_\\\\d+_delete\$");
2429: }
2430: var alluploads = [];
2431: var allchecked = [];
2432: var allskipdel = [];
2433: var fnametrim = /[^\\/\\\\]+\$/;
2434: for (var i=0; i<formname.elements.length; i++) {
2435: var id = formname.elements[i].id;
2436: if (id != '') {
2437: if (uploadstr.test(id)) {
2438: if (formname.elements[i].type == 'file') {
2439: alluploads.push(id);
2440: } else {
2441: if (deletestr.test(id)) {
2442: if (formname.elements[i].type == 'checkbox') {
2443: if (formname.elements[i].checked) {
2444: allchecked.push(id);
2445: }
2446: }
2447: }
2448: }
2449: }
2450: }
2451: }
2452: for (var j=0; j<alluploads.length; j++) {
2453: var delstr = new RegExp("^"+alluploads[j]+"_\\\\d+_delete\$");
2454: var delboxes = [];
2455: for (var k=0; k<formname.elements.length; k++) {
2456: var id = formname.elements[k].id;
2457: if ((id != '') && (id != undefined)) {
2458: if (delstr.test(id)) {
2459: if (formname.elements[k].type == 'checkbox') {
2460: delboxes.push(id);
2461: }
2462: }
2463: }
2464: }
2465: if (delboxes.length > 0) {
2466: if ((formname.elements[alluploads[j]].value != undefined) &&
2467: (formname.elements[alluploads[j]].value != '')) {
2468: var filepath = formname.elements[alluploads[j]].value;
2469: var newfilename = fnametrim.exec(filepath);
2470: if (newfilename != null) {
2471: var filename = String(newfilename);
2472: var nospaces = filename.replace(/\\s+/g,'_');
2473: var nospecials = nospaces.replace(/[^\\/\\w\\.\\-]/g,'');
2474: var cleanfilename = nospecials.replace(/\\.(\\d+\\.)/g,"_\$1");
2475: if (cleanfilename != '') {
2476: var fullpath = path+"/"+cleanfilename;
2477: if (multiresp == 1) {
2478: var partid = String(alluploads[i]);
2479: var subdir = partid.replace(/^\\d*.?\\d*_?HWFILE/,'');
2480: if (subdir != "" && subdir != undefined) {
2481: fullpath = path+"/"+subdir+"/"+cleanfilename;
2482: }
2483: }
2484: for (var m=0; m<delboxes.length; m++) {
2485: if (fullpath == formname.elements[delboxes[m]].value) {
2486: if (formname.elements[delboxes[m]].checked) {
2487: allskipdel.push(delboxes[m]);
2488: } else {
2489: result['overwrite'].push(alluploads[j]);
2490: }
2491: break;
2492: }
2493: }
2494: }
2495: }
2496: }
2497: }
2498: }
2499: if (allchecked.length > 0) {
2500: if (allskipdel.length > 0) {
2501: for (var n=0; n<allchecked.length; n++) {
2502: if (allskipdel.indexOf(allchecked[n]) == -1) {
2503: result['delete'].push(allchecked[n]);
2504: }
2505: }
2506: } else {
2507: result['delete'].push.apply(result['delete'],allchecked);
2508: }
2509: }
2510: return result;
2511: }
2512:
2513: function check_for_multiples(prefix) {
2514: $multtext
2515: }
2516:
2517: function check_for_turninpath(prefix) {
2518: $turninpathtext
2519: }
2520:
2521: // ]]>
2522: </script>
2523:
1.292 raeburn 2524: $arrayindexofjs
2525:
1.291 raeburn 2526: ENDSCRIPT
2527: }
2528:
2529: ##############################################
2530: ##############################################
2531:
1.158 raeburn 2532: # javascript_valid_email
2533: #
2534: # Generates javascript to validate an e-mail address.
2535: # Returns a javascript function which accetps a form field as argumnent, and
2536: # returns false if field.value does not satisfy two regular expression matches
2537: # for a valid e-mail address. Backwards compatible with old browsers without
2538: # support for javascript RegExp (just checks for @ in field.value in this case).
2539:
2540: sub javascript_valid_email {
2541: my $scripttag .= <<'END';
2542: function validmail(field) {
2543: var str = field.value;
2544: if (window.RegExp) {
2545: var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
2546: var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$"; //"
2547: var reg1 = new RegExp(reg1str);
2548: var reg2 = new RegExp(reg2str);
2549: if (!reg1.test(str) && reg2.test(str)) {
2550: return true;
2551: }
2552: return false;
2553: }
2554: else
2555: {
2556: if(str.indexOf("@") >= 0) {
2557: return true;
2558: }
2559: return false;
2560: }
2561: }
2562: END
2563: return $scripttag;
2564: }
2565:
1.219 droeschl 2566:
2567: # USAGE: htmltag(element, content, {attribute => value,...});
2568: #
2569: # EXAMPLES:
2570: # - htmltag('a', 'this is an anchor', {href => 'www.example.com',
2571: # title => 'this is a title'})
2572: #
2573: # - You might want to set up needed tags like:
2574: #
2575: # my $h3 = sub { return htmltag( "h3", @_ ) };
2576: #
2577: # ... and use them: $h3->("This is a headline")
2578: #
2579: # - To set up a couple of tags, see sub inittags
2580: #
2581: # NOTES:
2582: # - Empty elements, such as <br/> are correctly terminated,
2583: # i.e. htmltag('br') returns <br/>
2584: # - Empty attributes (title="") are filtered out.
2585: # - The function will not check for deprecated attributes.
2586: #
2587: # OUTPUT: content enclosed in xhtml conform tags
2588: sub htmltag{
2589: return
2590: qq|<$_[0]|
2591: . join( '', map { qq| $_="${$_[2]}{$_}"| if ${$_[2]}{$_} } keys %{ $_[2] } )
2592: . ($_[1] ? qq|>$_[1]</$_[0]>| : qq|/>|). "\n";
2593: };
2594:
2595:
2596: # USAGE: inittags(@tags);
2597: #
2598: # EXAMPLES:
1.261 droeschl 2599: # - my ($h1, $h2, $h3) = inittags( qw( h1 h2 h3 ) )
1.219 droeschl 2600: # $h1->("This is a headline") #Returns: <h1>This is a headline</h1>
2601: #
2602: # NOTES: See sub htmltag for further information.
2603: #
2604: # OUTPUT: List of subroutines.
2605: sub inittags {
2606: my @tags = @_;
2607: return map { my $tag = $_;
2608: sub { return htmltag( $tag, @_ ) }
2609: } @tags;
2610: }
2611:
2612:
1.231 droeschl 2613: # USAGE: scripttag(scriptcode, [start|end|both]);
1.229 droeschl 2614: #
2615: # EXAMPLES:
1.231 droeschl 2616: # - scripttag("alert('Hello World!')", 'both')
2617: # returns:
2618: # <script type="text/javascript">
2619: # // BEGIN LON-CAPA Internal
2620: # alert(Hello World!')
2621: # // END LON-CAPA Internal
2622: # </script>
1.229 droeschl 2623: #
2624: # NOTES:
2625: # - works currently only for javascripts
2626: #
1.231 droeschl 2627: # OUTPUT:
2628: # Scriptcode properly enclosed in <script> and CDATA tags (and LC
2629: # Internal markers if 2nd argument is given)
1.229 droeschl 2630: sub scripttag {
1.231 droeschl 2631: my ( $content, $marker ) = @_;
2632: return unless defined $content;
2633:
2634: my $begin = "\n// BEGIN LON-CAPA Internal\n";
2635: my $end = "\n// END LON-CAPA Internal\n";
2636:
2637: if ($marker) {
2638: $content = $begin . $content if $marker eq 'start' or $marker eq 'both';
2639: $content .= $end if $marker eq 'end' or $marker eq 'both';
2640: }
2641:
1.229 droeschl 2642: $content = "\n// <![CDATA[\n$content\n// ]]>\n";
1.231 droeschl 2643:
2644: return htmltag('script', $content, {type => 'text/javascript'});
1.229 droeschl 2645: };
2646:
2647:
1.261 droeschl 2648: =item list_from_array( \@array, { listattr =>{}, itemattr =>{} } )
2649:
2650: Constructs a XHTML list from \@array.
2651:
2652: input:
2653:
2654: =over
2655:
2656: =item \@array
2657:
2658: A reference to the array containing text that will be wrapped in <li></li> tags.
2659:
2660: =item { listattr => {}, itemattr =>{} }
2661:
2662: Attributes for <ul> and <li> passed in as hash references.
2663: See htmltag() for more details.
2664:
2665: =back
2666:
2667: returns: XHTML list as String.
2668:
2669: =cut
2670:
2671: # \@items, {listattr => { class => 'abc', id => 'xyx' }, itemattr => {class => 'abc', id => 'xyx'}}
2672: sub list_from_array {
2673: my ($items, $args) = @_;
1.285 raeburn 2674: return unless (ref($items) eq 'ARRAY');
1.273 droeschl 2675: return unless scalar @$items;
1.261 droeschl 2676: my ($ul, $li) = inittags( qw(ul li) );
2677: my $listitems = join '', map { $li->($_, $args->{itemattr}) } @$items;
2678: return $ul->( $listitems, $args->{listattr} );
2679: }
2680:
2681:
1.183 droeschl 2682: ##############################################
2683: ##############################################
2684:
2685: # generate_menu
2686: #
2687: # Generates html markup for a menu.
2688: #
2689: # Inputs:
2690: # An array of following structure:
2691: # ({ categorytitle => 'Categorytitle',
2692: # items => [
1.201 droeschl 2693: # {
2694: # linktext => 'Text to be displayed',
2695: # url => 'URL the link is pointing to, i.e. /adm/site?action=dosomething',
1.183 droeschl 2696: # permission => 'Contains permissions as returned from lonnet::allowed(),
1.201 droeschl 2697: # must evaluate to true in order to activate the link',
1.184 droeschl 2698: # icon => 'icon filename',
1.186 droeschl 2699: # alttext => 'alt text for the icon',
1.183 droeschl 2700: # help => 'Name of the corresponding helpfile',
2701: # linktitle => 'Description of the link (used for title tag)'
2702: # },
2703: # ...
2704: # ]
2705: # },
2706: # ...
2707: # )
2708: #
2709: # Outputs: A scalar containing the html markup for the menu.
2710:
2711: sub generate_menu {
2712: my @menu = @_;
1.201 droeschl 2713: # subs for specific html elements
1.219 droeschl 2714: my ($h3, $div, $ul, $li, $a, $img) = inittags( qw(h3 div ul li a img) );
1.201 droeschl 2715:
2716: my @categories; # each element represents the entire markup for a category
2717:
2718: foreach my $category (@menu) {
2719: my @links; # contains the links for the current $category
2720: foreach my $link (@{$$category{items}}) {
2721: next unless $$link{permission};
2722:
2723: # create the markup for the current $link and push it into @links.
2724: # each entry consists of an image and a text optionally followed
2725: # by a help link.
1.283 raeburn 2726: my $src;
2727: if ($$link{icon} ne '') {
2728: $src = '/res/adm/pages/'.$$link{icon};
2729: }
1.232 raeburn 2730: push(@links,$li->(
1.201 droeschl 2731: $a->(
2732: $img->("", {
2733: class => "LC_noBorder LC_middle",
1.283 raeburn 2734: src => $src,
1.202 droeschl 2735: alt => mt(defined($$link{alttext}) ?
2736: $$link{alttext} : $$link{linktext})
1.201 droeschl 2737: }), {
2738: href => $$link{url},
1.202 droeschl 2739: title => mt($$link{linktitle})
1.201 droeschl 2740: }).
1.202 droeschl 2741: $a->(mt($$link{linktext}), {
1.201 droeschl 2742: href => $$link{url},
1.202 droeschl 2743: title => mt($$link{linktitle}),
1.201 droeschl 2744: class => "LC_menubuttons_link"
2745: }).
2746: (defined($$link{help}) ?
2747: Apache::loncommon::help_open_topic($$link{help}) : ''),
1.232 raeburn 2748: {class => "LC_menubuttons_inline_text"}));
1.201 droeschl 2749: }
2750:
2751: # wrap categorytitle in <h3>, concatenate with
2752: # joined and in <ul> tags wrapped @links
2753: # and wrap everything in an enclosing <div> and push it into
2754: # @categories
2755: # such that each element looks like:
2756: # <div><h3>title</h3><ul><li>...</li>...</ul></div>
2757: # the category won't be added if there aren't any links
1.232 raeburn 2758: push(@categories,
1.202 droeschl 2759: $div->($h3->(mt($$category{categorytitle}), {class=>"LC_hcell"}).
1.201 droeschl 2760: $ul->(join('' ,@links), {class =>"LC_ListStyleNormal" }),
1.232 raeburn 2761: {class=>"LC_Box LC_400Box"})) if scalar(@links);
1.183 droeschl 2762: }
1.201 droeschl 2763:
2764: # wrap the joined @categories in another <div> (column layout)
2765: return $div->(join('', @categories), {class => "LC_columnSection"});
1.183 droeschl 2766: }
1.176 foxr 2767:
1.224 bisitz 2768: ##############################################
2769: ##############################################
2770:
2771: =pod
2772:
2773: =item &start_funclist
2774:
2775: Start list of available functions
2776:
2777: Typically used to offer a simple list of available functions
2778: at top or bottom of page.
2779: All available functions/actions for the current page
2780: should be included in this list.
2781:
2782: If the optional headline text is not provided, a default text will be used.
2783:
2784:
2785: Related routines:
2786: =over 4
2787: add_item_funclist
2788: end_funclist
2789: =back
2790:
2791:
2792: Inputs: (optional) headline text
2793:
2794: Returns: HTML code with function list start
2795:
2796: =cut
2797:
2798: ##############################################
2799: ##############################################
2800:
2801: sub start_funclist {
2802: my($legendtext)=@_;
2803: $legendtext=&mt('Functions') if !$legendtext;
1.244 droeschl 2804: return '<ul class="LC_funclist"><li style="font-weight:bold; margin-left:0.8em;">'.$legendtext.'</li>'."\n";
1.224 bisitz 2805: }
2806:
2807:
2808: ##############################################
2809: ##############################################
2810:
2811: =pod
2812:
2813: =item &add_item_funclist
2814:
2815: Adds an item to the list of available functions
2816:
2817: Related routines:
2818: =over 4
2819: start_funclist
2820: end_funclist
2821: =back
2822:
2823: Inputs: content item with text and link to function
2824:
2825: Returns: HTML code with list item for funclist
2826:
2827: =cut
2828:
2829: ##############################################
2830: ##############################################
2831:
2832: sub add_item_funclist {
2833: my($content) = @_;
2834: return '<li>'.$content.'</li>'."\n";
2835: }
2836:
2837: =pod
2838:
2839: =item &end_funclist
2840:
2841: End list of available functions
2842:
2843: Related routines:
2844: =over 4
2845: start_funclist
2846: add_item_funclist
2847: =back
2848:
2849: Inputs: ./.
2850:
2851: Returns: HTML code with function list end
2852: =cut
2853:
2854: sub end_funclist {
1.246 bisitz 2855: return "</ul>\n";
1.224 bisitz 2856: }
2857:
1.261 droeschl 2858: =pod
2859:
2860: =item funclist_from_array( \@array, {legend => 'text for legend'} )
2861:
2862: Constructs a XHTML list from \@array with the first item being visually
2863: highlighted and set to the value of legend or 'Functions' if legend is
2864: empty.
2865:
2866: =over
2867:
2868: =item \@array
2869:
2870: A reference to the array containing text that will be wrapped in <li></li> tags.
2871:
2872: =item { legend => 'text' }
2873:
2874: A string that's used as visually highlighted first item. 'Functions' is used if
2875: it's value evaluates to false.
2876:
2877: =back
2878:
2879: returns: XHTML list as string.
2880:
2881: =back
2882:
2883: =cut
2884:
2885: sub funclist_from_array {
2886: my ($items, $args) = @_;
1.285 raeburn 2887: return unless(ref($items) eq 'ARRAY');
1.261 droeschl 2888: $args->{legend} ||= mt('Functions');
2889: return list_from_array( [$args->{legend}, @$items],
2890: { listattr => {class => 'LC_funclist'} });
2891: }
2892:
1.1 stredwic 2893: 1;
1.23 matthew 2894:
1.1 stredwic 2895: __END__
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