--- loncom/interface/lonhtmlcommon.pm 2006/07/31 18:43:12 1.148 +++ loncom/interface/lonhtmlcommon.pm 2021/06/07 06:15:55 1.399 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # a pile of common html routines # -# $Id: lonhtmlcommon.pm,v 1.148 2006/07/31 18:43:12 albertel Exp $ +# $Id: lonhtmlcommon.pm,v 1.399 2021/06/07 06:15:55 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -60,15 +60,201 @@ use Time::Local; use Time::HiRes; use Apache::lonlocal; use Apache::lonnet; -use lib '/home/httpd/lib/perl/'; -use LONCAPA; +use HTML::Entities(); +use LONCAPA qw(:DEFAULT :match); + +sub java_not_enabled { + if (($env{'browser.mobile'}) && ($env{'browser.mobile'} =~ /^ipad|ipod|iphone$/i)) { + return "\n".''. + &mt('The required Java applet could not be started, because Java is not supported by your mobile device.'). + "\n"; + } else { + return "\n".''. + &mt('The required Java applet could not be started. Please make sure to have Java installed and active in your browser.'). + "\n"; + } +} + +sub coursepreflink { + my ($text,$category)=@_; + if (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) { + my $target =' target="_top"'; + if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) { + $target =''; + } + return '&"').'">'.$text.''; + } else { + return ''; + } +} + +sub raw_href_to_link { + my ($message)=@_; + $message=~s/(https?\:\/\/[^\s\'\"\<]+)([\s\<]|$)/$1<\/tt><\/a>$2/gi; + return $message; +} + +sub entity_encode { + my ($text)=@_; + return &HTML::Entities::encode($text, '\'<>&"'); +} + +sub direct_parm_link { + my ($linktext,$symb,$filter,$part,$target)=@_; + $symb=&entity_encode($symb); + $filter=&entity_encode($filter); + $part=&entity_encode($part); + if (($symb) && (&Apache::lonnet::allowed('opa')) && ($target ne 'tex')) { + my $target=' target="_top"'; + if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) { + $target=''; + } + return "$linktext"; + } else { + return $linktext; + } +} +############################################## +############################################## + +=item &confirm_success() + +Successful completion of an operation message + +=cut + +sub confirm_success { + my ($message,$failure)=@_; + if ($failure) { + return ''."\n" + .''.&mt('Error').' '."\n" + .$message."\n" + .''."\n"; + } else { + return ''."\n" + .''.&mt('OK').' '."\n" + .$message."\n" + .''."\n"; + } +} ############################################## ############################################## =pod -=item authorbombs +=item &dragmath_button() + +Creates a button that launches a dragmath popup-window, in which an +expression can be edited and pasted as LaTeX into a specified textarea. + + textarea - Name of the textarea to edit. + helpicon - If true, show a help icon to the right of the button. + +=cut + +sub dragmath_button { + my ($textarea,$helpicon) = @_; + my $help_text; + if ($helpicon) { + $help_text = &Apache::loncommon::help_open_topic('Authoring_Math_Editor',undef,undef,undef,undef,'mathhelpicon_'.$textarea); + } + my $buttontext=&mt('Edit Math'); + return <$help_text +ENDDRAGMATH +} + +############################################## + +=pod + +=item &dragmath_js() + +Javascript used to open pop-up window containing dragmath applet which +can be used to paste LaTeX into a textarea. + +=cut + +sub dragmath_js { + my ($popup) = @_; + return < + // + + +ENDDRAGMATHJS +} + +############################################## +############################################## + +=pod + +=item &dependencies_button() + +Creates a button that launches a popup-window, in which dependencies +for the web page in the main window can be added to, replaced or deleted. + +=cut + +sub dependencies_button { + my $buttontext=&mt('Manage Dependencies'); + return <<"END"; + +END +} + +############################################## + +=pod + +=item &dependencycheck_js() + +Javascript used to open pop-up window containing interface to manage +dependencies for a web page uploaded diretcly to a course. + +=cut + +sub dependencycheck_js { + my ($symb,$title,$url,$folderpath,$uri) = @_; + my $link; + if ($symb) { + $link = '/adm/dependencies?symb='.&HTML::Entities::encode($symb,'<>&"'); + } elsif ($folderpath) { + $link = '/adm/dependencies?folderpath='.&HTML::Entities::encode($folderpath,'<>&"'); + $url = $uri; + } elsif ($uri =~ m{^/public/$match_domain/$match_courseid/syllabus$}) { + $link = '/adm/dependencies'; + } + $link .= (($link=~/\?/)?'&':'?').'title='. + &HTML::Entities::encode($title,'<>&"'); + if ($url) { + $link .= '&url='.&HTML::Entities::encode($url,'<>&"'); + } + return < + // + +ENDJS +} + +############################################## +############################################## + +=pod + +=item &authorbombs() =cut @@ -78,12 +264,12 @@ use LONCAPA; sub authorbombs { my $url=shift; $url=&Apache::lonnet::declutter($url); - my ($udom,$uname)=($url=~/^(\w+)\/(\w+)\//); + my ($udom,$uname)=($url=~m{^($LONCAPA::domain_re)/($LONCAPA::username_re)/}); my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom); - foreach (keys %bombs) { - if ($_=~/^$udom\/$uname\//) { + foreach my $bomb (keys(%bombs)) { + if ($bomb =~ /^$udom\/$uname\//) { return ''. + '">'.&mt('Bomb').''. &Apache::loncommon::help_open_topic('About_Bombs'); } } @@ -141,6 +327,10 @@ sub select_recent { foreach my $value (sort(keys(%recent))) { unless ($value =~/^error\:/) { my $escaped = &Apache::loncommon::escape_url($value); + &Apache::loncommon::inhibit_menu_check(\$escaped); + if ($area eq 'residx') { + next if ((!&Apache::lonnet::allowed('bre',$value)) && (!&Apache::lonnet::allowed('bro',$value))); + } $return.="\n'; @@ -158,7 +348,7 @@ sub get_recent { # Begin filling return_hash with any 'always_include' option my %time_hash = (); my %return_hash = (); - foreach my $item (keys %recent) { + foreach my $item (keys(%recent)) { my ($thistime,$thisvalue)=(split(/\&/,$recent{$item})); if ($thistime eq 'always_include') { $return_hash{$item} = &unescape($thisvalue); @@ -198,7 +388,7 @@ sub get_recent_frozen { =pod -=item textbox +=item &textbox() =cut @@ -218,29 +408,29 @@ sub textbox { =pod -=item checkbox +=item &checkbox() =cut ############################################## ############################################## sub checkbox { - my ($name,$checked,$value) = @_; + my ($name,$checked,$value,$special) = @_; my $Str = ''; return $Str; } =pod -=item radiobutton +=item &radiobutton() =cut @@ -253,7 +443,7 @@ sub radio { $Str .= 'value="'.$value.'"'; } if ($checked eq $value) { - $Str .= ' checked="1"'; + $Str .= ' checked="checked"'; } $Str .= ' />'; return $Str; @@ -264,15 +454,17 @@ sub radio { =pod -=item &date_setter +=item &date_setter() &date_setter returns html and javascript for a compact date-setting form. -To retrieve values from it, use &get_date_from_form(). - -Inputs +To retrieve values from it, use &get_date_from_form. =over 4 +=item Inputs + +=over + =item $dname The name to prepend to the form elements. @@ -283,7 +475,8 @@ dname_hour, dname_min, and dname_sec. The current setting for this time parameter. A unix format time (time in seconds since the beginning of Jan 1st, 1970, GMT. -An undefined value is taken to indicate the value is the current time. +An undefined value is taken to indicate the value is the current time +unless it is requested to leave it empty. See $includeempty. Also, to be explicit, a value of 'now' also indicates the current time. =item $special @@ -293,66 +486,96 @@ the date_setter. See lonparmset for exa =item $includeempty +If it is set (true) and no date/time value is provided, +the date/time fields are left empty. + =item $state Specifies the initial state of the form elements. Either 'disabled' or empty. -Defaults to empty, which indiciates the form elements are not disabled. +Defaults to empty, which indicates the form elements are not disabled. + +=item $no_hh_mm_ss + +If true, text boxes for hours, minutes and seconds are omitted. + +=item $defhour + +Default value for hours (a default of 0 is used otherwise). + +=item $defmin + +Default value for minutes (a default of 0 is used otherwise). + +=item defsec + +Default value for seconds (a default of 0 is used otherwise). + +=item $nolink + +If true, a "Select calendar" link (to pop-up a calendar) is not displayed +to the right of the items. + +=item $no_mm_ss + +If true, text boxes for minutes and seconds are omitted. + +=item $no_ss + +If true, text boxes for seconds are omitted. =back -Bugs +=item Bugs The method used to restrict user input will fail in the year 2400. +=back + =cut ############################################## ############################################## sub date_setter { my ($formname,$dname,$currentvalue,$special,$includeempty,$state, - $no_hh_mm_ss,$defhour,$defmin,$defsec,$nolink) = @_; - my $wasdefined=1; + $no_hh_mm_ss,$defhour,$defmin,$defsec,$nolink,$no_mm_ss,$no_ss) = @_; + my $now = time; + + my $tzname; + my ($sec,$min,$hour,$mday,$month,$year) = ('', '', undef,''.''.''); + #other potentially useful values: wkday,yrday,is_daylight_savings + if (! defined($state) || $state ne 'disabled') { $state = ''; + } else { + $state = 'disabled="disabled"'; } if (! defined($no_hh_mm_ss)) { $no_hh_mm_ss = 0; } if ($currentvalue eq 'now') { - $currentvalue=time; + $currentvalue = $now; } - if ((!defined($currentvalue)) || ($currentvalue eq '')) { - $wasdefined=0; - if ($includeempty) { - $currentvalue = 0; - } else { - $currentvalue = time; - } + + # Default value: Set empty date field to current time + # unless empty inclusion is requested + if ((!$includeempty) && (!$currentvalue)) { + $currentvalue = $now; } - # other potentially useful values: wkday,yrday,is_daylight_savings - my ($sec,$min,$hour,$mday,$month,$year)=('','',undef,'','',''); + # Do we have a date? Split it! if ($currentvalue) { - ($sec,$min,$hour,$mday,$month,$year,undef,undef,undef) = - localtime($currentvalue); - $year += 1900; - } - unless ($wasdefined) { - if (($defhour) || ($defmin) || ($defsec)) { - ($sec,$min,$hour,$mday,$month,$year,undef,undef,undef) = - localtime(time); - $year += 1900; - $sec=($defsec?$defsec:0); - $min=($defmin?$defmin:0); - $hour=($defhour?$defhour:0); - } elsif (!$includeempty) { - $sec=0; - $min=0; - $hour=0; - } + ($tzname,$sec,$min,$hour,$mday,$month,$year) = &get_timedates($currentvalue); + + #No values provided for hour, min, sec? Use default 0 + if (($defhour) || ($defmin) || ($defsec)) { + $sec = ($defsec ? $defsec : 0); + $min = ($defmin ? $defmin : 0); + $hour = ($defhour ? $defhour : 0); + } } my $result = "\n\n"; $result .= < +// ENDJS - $result .= ' '; + $result .= ' '; my $monthselector = qq{'; # Day my $dayselector = qq{}; # Year - my $yearselector = qq{}; + my $yearselector = qq{}; # my $hourselector = qq{}; my $cal_link; - if (!$nolink) { + unless (($nolink) || ($state eq 'disabled')) { $cal_link = qq{}; } # + my $tzone = ' '.$tzname.' '; if ($no_hh_mm_ss) { $result .= &mt('[_1] [_2] [_3] ', - $monthselector,$dayselector,$yearselector); - if (!$nolink) { - $result .= &mt('[_1]Select Date[_2]',$cal_link,''); - } + $monthselector,$dayselector,$yearselector). + $tzone; + } elsif ($no_mm_ss) { + $result .= &mt('[_1] [_2] [_3] [_4]', + $monthselector,$dayselector,$yearselector, + $hourselector). + $tzone; + + } elsif ($no_ss) { + $result .= &mt('[_1] [_2] [_3] [_4] [_5]m', + $monthselector,$dayselector,$yearselector, + $hourselector,$minuteselector). + $tzone; + } else { $result .= &mt('[_1] [_2] [_3] [_4] [_5]m [_6]s ', $monthselector,$dayselector,$yearselector, - $hourselector,$minuteselector,$secondselector); - if (!$nolink) { - $result .= &mt('[_1]Select Date[_2]',$cal_link,''); - } + $hourselector,$minuteselector,$secondselector). + $tzone; + } + unless (($nolink) || ($state eq 'disabled')) { + $result .= &mt('[_1]Select Date[_2]',$cal_link,''); } $result .= "\n\n"; return $result; } +sub get_timedates { + my ($epoch) = @_; + my $dt = DateTime->from_epoch(epoch => $epoch) + ->set_time_zone(&Apache::lonlocal::gettimezone()); + my $tzname = $dt->time_zone_short_name(); + my $sec = $dt->second; + my $min = $dt->minute; + my $hour = $dt->hour; + my $mday = $dt->day; + my $month = $dt->month; + if ($month) { + $month --; + } + my $year = $dt->year; + return ($tzname,$sec,$min,$hour,$mday,$month,$year); +} + +sub build_url { + my ($base, $fields)=@_; + my $url; + $url = $base.'?'; + foreach my $key (keys(%$fields)) { + $url.=&escape($key).'='.&escape($$fields{$key}).'&'; + } + $url =~ s/&$//; + return $url; +} + + ############################################## ############################################## =pod -=item &get_date_from_form +=item &get_date_from_form() get_date_from_form retrieves the date specified in an &date_setter form. -Inputs: +=over + +=item Inputs: =over 4 =item $dname -The name passed to &datesetter, which prefixes the form elements. +The name passed to &date_setter, which prefixes the form elements. =item $defaulttime @@ -504,6 +771,8 @@ The unix time to use as the default in c =back +=back + Returns: Unix time represented in the form. =cut @@ -549,20 +818,33 @@ sub get_date_from_form { if (defined($env{'form.'.$dname.'_month'})) { my $tmpmonth = $env{'form.'.$dname.'_month'}; if (($tmpmonth =~ /^\d+$/) && ($tmpmonth > 0) && ($tmpmonth < 13)) { - $month = $tmpmonth - 1; + $month = $tmpmonth; } } if (defined($env{'form.'.$dname.'_year'})) { my $tmpyear = $env{'form.'.$dname.'_year'}; - if (($tmpyear =~ /^\d+$/) && ($tmpyear > 1900)) { - $year = $tmpyear - 1900; + if (($tmpyear =~ /^\d+$/) && ($tmpyear >= 1970)) { + $year = $tmpyear; } } - if (($year<70) || ($year>137)) { return undef; } + if (($year<1970) || ($year>2037)) { return undef; } if (defined($sec) && defined($min) && defined($hour) && - defined($day) && defined($month) && defined($year) && - eval('&timelocal($sec,$min,$hour,$day,$month,$year)')) { - return &timelocal($sec,$min,$hour,$day,$month,$year); + defined($day) && defined($month) && defined($year)) { + my $timezone = &Apache::lonlocal::gettimezone(); + my $dt = DateTime->new( year => $year, + month => $month, + day => $day, + hour => $hour, + minute => $min, + second => $sec, + time_zone => $timezone, + ); + my $epoch_time = $dt->epoch; + if ($epoch_time ne '') { + return $epoch_time; + } else { + return undef; + } } else { return undef; } @@ -584,14 +866,14 @@ parameter setting wizard. ############################################## sub pjump_javascript_definition { my $Str = <'. - &mt('Currently Enrolled').''."\n"; - $Str .= ''."\n"; - $Str .= ''."\n"; + foreach my $type (['Active', &mt('Currently Has Access')], + ['Future', &mt('Will Have Future Access')], + ['Expired', &mt('Previously Had Access')], + ['Any', &mt('Any Access Status')]) { + my ($name,$label) = @$type; + $Str .= ''; + + + return $output; } # --------------------- A function that generates a window for the spellchecker @@ -1039,16 +1278,18 @@ sub spellheader { my $nothing=&javascript_nothing(); return (< +// <\/form>$end_page'); + checkwin.document.writeln('$start_page
<\\/form>$end_page'); checkwin.document.close(); } // END LON-CAPA Internal --> +// ]]> ENDCHECK } @@ -1063,96 +1304,412 @@ sub spelllink { ENDLINK } -# ------------------------------------------------- Output headers for HTMLArea +# ------------------------------------------------- Output headers for CKEditor -{ - my @htmlareafields; - sub init_htmlareafields { - undef(@htmlareafields); - } - - sub add_htmlareafields { - my (@newfields) = @_; - push(@htmlareafields,@newfields); - } +sub htmlareaheaders { + my $s=""; + if (&htmlareabrowser()) { + $s.=(< +ENDEDITOR + } + $s.=(< + + + + + + + + + + - sub get_htmlareafields { - return @htmlareafields; - } +ENDJQUERY + return $s; } -sub htmlareaheaders { - if (&htmlareablocked()) { return ''; } - unless (&htmlareabrowser()) { return ''; } +# ----------------------------------------------------------------- Preferences + +# ------------------------------------------------- lang to use in html editor +sub htmlarea_lang { my $lang='en'; if (&mt('htmlarea_lang') ne 'htmlarea_lang') { $lang=&mt('htmlarea_lang'); } - return (< -_editor_url='/htmlarea/'; -_editor_lang='$lang'; - - - -ENDHEADERS + return $lang; } -# ------------------------------------------------- Activate additional buttons - -sub htmlareaaddbuttons { - if (&htmlareablocked()) { return ''; } - unless (&htmlareabrowser()) { return ''; } - return (<\$','\$ '); - } - ); - config.registerButton('ed_math_eqn','LaTeX Equation', - '/htmlarea/images/ed_math_eqn.gif',false, - function(editor,id) { - editor.surroundHTML( - ' \\n
\\\\[','\\\\]
\\n '); - } - ); - config.toolbar.push(['ed_math','ed_math_eqn']); -ENDADDBUTTON +# return javacsript to activate elements of .colorchooser with jpicker: +# Caller is responsible for enclosing this in
". - &disablelink(@fields); + + function startRichEditor(id) { + // fix character entities inside + // NOTE: this is not fixing characters inside + // NOTE: < and > inside should fix automatically because there should not be a letter after <. + var ta = document.getElementById(id); + var value = ta.value; + var in_m = false; // in the m element + var in_text = false; // in the text inside the m element + var im = -1; // position of + var it = -1; // position of the text inside + for (var i=0; i if found twice + in_m = true; + in_text = false; + im = i; + it = -1; + } else if (in_m) { + if (!in_text) { + if (value.charAt(i) == ">") { + in_text = true; + it = i+1; + } + } else if (value.substr(i, 4) == "") { + in_m = false; + var text = value.substr(it, i-it); + var l1 = text.length; + text = text.replace(//g, ">"); + var l2 = text.length; + value = value.substr(0, it) + text + "" + value.substr(i+4); + i = i + (l2-l1); + } + } + } + ta.value = value; + CKEDITOR.replace(id, + { + customConfig: "/ckeditor/loncapaconfig.js", + language : "'.$lang.'", + fullPage : '.$fullpage.', + } + ); + } + + function destroyRichEditor(id) { + CKEDITOR.instances[id].destroy(); + // replace character entities < and > in and + // and "&fctname(" by "&fctname(" + // and the quotes inside functions: "&fct(1, "a")" -> "&fct(1, "a")" + var ta = document.getElementById(id); + var value = ta.value; + var in_element = false; // in the m or chem element + var tagname = ""; // m or chem + var in_text = false; // in the text inside the element + var im = -1; // position of start tag + var it = -1; // position of the text inside + for (var i=0; i") { + in_text = true; + it = i+1; + } + } else if (value.substr(i, 3+tagname.length) == "") { + in_element = false; + var text = value.substr(it, i-it); + var l1 = text.length; + text = text.replace(/</g, "<"); + text = text.replace(/>/g, ">"); + var l2 = text.length; + value = value.substr(0, it) + text + value.substr(i); + i = i + (l2-l1); + } + } + } + // fix function names + value = value.replace(/&([a-zA-Z_]+)\(/g, "&$1("); + // fix quotes in functions + var pos_next_fct = value.search(/&[a-zA-Z_]+\(/); + var depth = 0; + for (var i=0; i 0) { + if (value.charAt(i) == ")") + depth--; + else if (value.substr(i, 6) == """) + value = value.substr(0, i) + "\"" + value.substr(i+6); + } + } + // replace the text value + ta.value = value; + } + + function editorHandler(event) { + var rawid = $(this).attr("id"); + var id = new RegExp("LC_rt_(.*)").exec(rawid)[1]; + event.preventDefault(); + var rt_enabled = $(this).hasClass("LC_enable_rt"); + if (rt_enabled) { + startRichEditor(id); + $("#LC_rt_"+id).html("« '.$lt{'plain'}.'"); + $("#LC_rt_"+id).attr("title", "'.$lt{'plain_title'}.'"); + $("#LC_rt_"+id).addClass("LC_disable_rt"); + $("#LC_rt_"+id).removeClass("LC_enable_rt"); + } else { + destroyRichEditor(id); + $("#LC_rt_"+id).html("'.$lt{'rich'}.' »"); + $("#LC_rt_"+id).attr("title", "'.$lt{'rich_title'}.'"); + $("#LC_rt_"+id).addClass("LC_enable_rt"); + $("#LC_rt_"+id).removeClass("LC_disable_rt"); + }'; + if ($dragmath_prefix ne '') { + $output .= "\n var visible = ''; + if (rt_enabled) { + visible = 'none'; + } + editmath_visibility(id,visible);\n"; + } + $output .= ' + } + $(document).ready(function(){ + $(".LC_richAlwaysOn").each(function() { + startRichEditor($(this).attr("id")); + }); + $(".LC_richDetectHtml").each(function() { + var id = $(this).attr("id"); + var rt_enabled = containsBlockHtml(id); + if(rt_enabled) { + $(this).before(""); + startRichEditor(id); + $("#LC_rt_"+id).click(editorHandler); + } + else { + $(this).before(""); + $("#LC_rt_"+id).click(editorHandler); + }'; + if ($dragmath_prefix ne '') { + $output .= "\n var visible = ''; + if (rt_enabled) { + visible = 'none'; + } + editmath_visibility(id,visible);\n"; + } + $output .= ' + }); + $(".LC_richDefaultOn").each(function() { + var id = $(this).attr("id"); + $(this).before(""); + startRichEditor(id); + $("#LC_rt_"+id).click(editorHandler); + }); + $(".LC_richDefaultOff").each(function() { + var id = $(this).attr("id"); + $(this).before(""); + $("#LC_rt_"+id).click(editorHandler); + }); + + + }); +'; + $output .= &color_picker(); + + $output .= &countdown(); + + $output .= <<"JAVASCRIPT"; + + /* This code describes the spellcheck options that will be used for + items with class 'spellchecked'. It is necessary for those objects' + to explicitly request checking (e.g. onblur is a nice event for that). + */ + \$(document).ready(function() { + \$(".spellchecked").spellchecker({ + url: "/ajax/spellcheck", + lang: "en", + engine: "pspell", + suggestionBoxPosition: "below", + innerDocument: true + }); + \$("textarea.spellchecked").spellchecker({ + url: "/ajax/spellcheck", + lang: "en", + engine: "pspell", + suggestionBoxPosition: "below", + innerDocument: true + }); + + }); + + /* the muli colored editor can generate spellcheck with language 'none' + to disable spellcheck as well + */ + function doSpellcheck(element, lang) { + if (lang != 'none') { + \$(element).spellchecker('option', {lang: lang}); + \$(element).spellchecker('check'); + } + } + + +JAVASCRIPT + if ($dragmath_prefix ne '') { + $output .= ' + + function editmath_visibility(id,value) { + + if ((id == "") || (id == null)) { + return; + } + var mathid = "'.$dragmath_prefix.'_"+id; + mathele = document.getElementById(mathid); + if (mathele == null) { + return; + } + mathele.style.display = value; + var mathhelpicon = "'.$dragmath_prefix.'helpicon'.'_"+id; + mathhelpiconele = document.getElementById(mathhelpicon); + if (mathhelpiconele == null) { + return; + } + if (value == "none") { + mathhelpiconele.src = "'.$dragmath_whitespace.'"; + } else { + mathhelpiconele.src = "'.$dragmath_helpicon.'"; + } + } +'; + + } + $output.="\nwindow.status='Activated Editfields';\n" + .'// END LON-CAPA Internal -->'."\n" + .'// ]]>'."\n" + .''; return $output; } @@ -1169,40 +1726,168 @@ sub htmlareabrowser { return 1; } +# +# Should the "return to content" link be shown? +# + +sub show_return_link { + + unless ($env{'request.course.id'}) { return 0; } + if ($env{'request.noversionuri'}=~m{^/priv/} || + $env{'request.uri'}=~m{^/priv/}) { return 1; } + return if ($env{'request.noversionuri'} eq '/adm/supplemental'); + return if (($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Placement') && + (!$env{'request.role.adv'})); + if (($env{'request.noversionuri'} =~ m{^/adm/(viewclasslist|navmaps)($|\?)}) + || ($env{'request.noversionuri'} =~ m{^/adm/.*/aboutme($|\?)})) { + + return if ($env{'form.register'}); + } + return (($env{'request.noversionuri'}=~m{^/(res|public)/} && + $env{'request.symb'} eq '') + || + ($env{'request.noversionuri'}=~ m{^/cgi-bin/printout.pl}) + || + (($env{'request.noversionuri'}=~/^\/adm\//) && + ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) && + ($env{'request.noversionuri'}!~ + m{^/adm/.*/(smppg|bulletinboard|ext\.tool)($|\?)}) + )); +} + + +## +# Set the dueDate variable...note this is done in the timezone +# of the browser. +# +# @param epoch relative time at which the problem is due. +# +# @return the javascript fragment to set the date: +# +sub set_due_date { + my $dueStamp = shift; + my $duems = $dueStamp * 1000; # Javascript Date object needs ms not seconds. + + my $now = time()*1000; + + # This slightly obscure bit of javascript sets the dueDate variable + # to the time in the browser at which the problem was due. + # The code should correct for gross differences between the server + # and client's time setting + + return <<"END"; + + + +END +} +## +# Sets the time at which the problem finished computing. +# This just updates the serverTime and clientTime variables above. +# Calling this in e.g. end_problem provides a better estimate of the +# difference beetween the server and client time setting as +# the difference contains less of the latency/problem compute time. +# +sub set_compute_end_time { + + my $now = time()*1000; # Javascript times are in ms. + return <<"END"; + + + +END +} + ############################################################ ############################################################ =pod -=item breadcrumbs +=item &breadcrumbs() Compiles the previously registered breadcrumbs into an series of links. -FAQ and BUG links will be placed on the left side of the table if they -are defined for the last registered breadcrumb. Additionally supports a 'component', which will be displayed on the -right side of the table (without a link). +right side of the breadcrumbs enclosing div (without a link). A link to help for the component will be included if one is specified. All inputs can be undef without problems. -Inputs: $component (the large text on the right side of the table), - $component_help - $menulink (boolean, controls whether to include a link to /adm/menu) - $helplink (if 'nohelp' don't include the orange help link) - $css_class (optional name for the class to apply to the table for CSS) +=over + +=item Inputs: + +=over + +=item $component + +the text on the right side of the breadcrumbs trail + +=item $component_help + +the help item filename (without .tex extension). + +=item $menulink + +boolean, controls whether to include a link to /adm/menu + +=item $helplink + +if 'nohelp' don't include the orange help link + +=item $css_class + +optional name for the class to apply to the table for CSS + +=item $no_mt + +optional flag, 1 if &mt() is _not_ to be applied to $component when including the text on the right + +=item $CourseBreadcrumbs + +optional flag, 1 if &breadcrumbs called from &docs_breadcrumbs, because breadcrumbs are being +used to display hierarchy for current folder shown in the Course Editor. + +=item $topic_help + +optional help item to be displayed on right side of the breadcrumbs row, using +loncommon::help_open_topic() to generate the link. + +=item $topic_help_text + +text to include in the link in the optional help item ($topic_help) on the right +side of the breadcrumbs row. + +=back + +=back + Returns a string containing breadcrumbs for the current page. -=item clear_breadcrumbs +=item &clear_breadcrumbs() Clears the previously stored breadcrumbs. -=item add_breadcrumb +=item &add_breadcrumb() Pushes a breadcrumb on the stack of crumbs. input: $breadcrumb, a hash reference. The keys 'href','title', and 'text' are required. If present the keys 'faq' and 'bug' will be used to provide -links to the FAQ and bug sites. +links to the FAQ and bug sites. If the key 'no_mt' is present the 'title' +and 'text' values won't be sent through &mt() returns: nothing @@ -1212,57 +1897,121 @@ returns: nothing ############################################################ { my @Crumbs; + my %tools = (); sub breadcrumbs { - my ($component,$component_help,$menulink,$helplink,$css_class) = @_; - # - $css_class ||= 'LC_breadcrumbs'; - my $Str = "\n".''; - # - if (defined($component)) { - $Str .= ''; + if ($faq ne '' || $component_help ne '' || $bug ne '') { + $icons .= &Apache::loncommon::help_open_menu($component, + $component_help, + $faq,$bug); + } + if ($topic_help && $topic_help_text) { + $icons .= ' '.&Apache::loncommon::help_open_topic($topic_help,&mt($topic_help_text),'', + undef,600); } - $Str .= '
'; + my ($component,$component_help,$menulink,$helplink,$css_class,$no_mt, + $CourseBreadcrumbs,$topic_help,$topic_help_text,$crstype) = @_; # + $css_class ||= 'LC_breadcrumbs'; + # Make the faq and bug data cascade - my $faq = ''; - my $bug = ''; - my $help=''; + my $faq = ''; + my $bug = ''; + my $help = ''; + # Crumb Symbol + my $crumbsymbol = '»'; # The last breadcrumb does not have a link, so handle it separately. my $last = pop(@Crumbs); # # The first one should be the course or a menu link - if (!defined($menulink)) { $menulink=1; } + if (!defined($menulink)) { $menulink=1; } + if ($menulink) { + if ($env{'request.course.id'}) { + my ($menucoll,$deeplinkmenu,$menuref) = &Apache::loncommon::menucoll_in_effect(); + if (($menucoll) && (ref($menuref) eq 'HASH')) { + if ($menuref->{'main'} eq 'n') { + undef($menulink); + } + } + } + } if ($menulink) { my $description = 'Menu'; - if (exists($env{'request.course.id'}) && - $env{'request.course.id'} ne '') { + my $no_mt_descr = 0; + if ((exists($env{'request.course.id'})) && + ($env{'request.course.id'} ne '') && + ($env{'course.'.$env{'request.course.id'}.'.description'} ne '')) { $description = $env{'course.'.$env{'request.course.id'}.'.description'}; + $no_mt_descr = 1; + if ($env{'request.noversionuri'} =~ + m{^/?public/($match_domain)/($match_courseid)/syllabus$}) { + unless (($env{'course.'.$env{'request.course.id'}.'.domain'} eq $1) && + ($env{'course.'.$env{'request.course.id'}.'.num'} eq $2)) { + $description = 'Menu'; + $no_mt_descr = 0; + } + } } - unshift(@Crumbs,{ - href =>'/adm/menu', - title =>'Go to main menu', - target =>'_top', - text =>$description, - }); - } - my $links .= - join('->', - map { - $faq = $_->{'faq'} if (exists($_->{'faq'})); - $bug = $_->{'bug'} if (exists($_->{'bug'})); - $help = $_->{'help'} if (exists($_->{'help'})); - my $result = '{'target'}) && $_->{'target'} ne '') { - $result .= 'target="'.$_->{'target'}.'" '; - } - $result .='title="'.&mt($_->{'title'}).'">'. - &mt($_->{'text'}).''; - $result; - } @Crumbs - ); - $links .= '->' if ($links ne ''); - $links .= ''.&mt($last->{'text'}).''; - # + my $target = '_top'; + if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) { + $target=''; + } + $menulink = { href =>'/adm/menu', + title =>'Go to main menu', + target =>$target, + text =>$description, + no_mt =>$no_mt_descr, }; + if($last) { + #$last set, so we have some crumbs + unshift(@Crumbs,$menulink); + } else { + #only menulink crumb present + $last = $menulink; + } + } + my $links; + if ((&show_return_link) && (!$CourseBreadcrumbs) && (ref($last) eq 'HASH')) { + my $alttext = &mt('Go Back'); + my $hashref = { href => '/adm/flip?postdata=return:', + title => &mt('Back to most recent content resource'), + class => 'LC_menubuttons_link', + }; + if ($env{'request.noversionuri'} eq '/adm/searchcat') { + $hashref->{'target'} = '_top'; + if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) { + $hashref->{'target'} = ''; + } + } + $links=&htmltag( 'a',''.$alttext.'', + $hashref); + $links=&htmltag('li',$links); + } + $links.= join "", + map { + $faq = $_->{'faq'} if (exists($_->{'faq'})); + $bug = $_->{'bug'} if (exists($_->{'bug'})); + $help = $_->{'help'} if (exists($_->{'help'})); + + my $result = $_->{no_mt} ? $_->{text} : &mt($_->{text}); + + if ($_->{href}){ + $result = &htmltag( 'a', $result, + { href => $_->{href}, + title => $_->{no_mt} ? $_->{title} : &mt($_->{title}), + target => $_->{target}, }); + } + + $result = &htmltag( 'li', "$result $crumbsymbol"); + } @Crumbs; + + #should the last Element be translated? + + my $lasttext = $last->{'no_mt'} ? $last->{'text'} + : mt( $last->{'text'} ); + + # last breadcrumb is the first order heading of a page + # for course breadcrumbs it's just bold + + if ($lasttext ne '') { + $links .= &htmltag( 'li', htmltag($CourseBreadcrumbs ? 'b' : 'h1', + $lasttext), {title => $lasttext}); + } + my $icons = ''; - $faq = $last->{'faq'} if (exists($last->{'faq'})); - $bug = $last->{'bug'} if (exists($last->{'bug'})); + $faq = $last->{'faq'} if (exists($last->{'faq'})); + $bug = $last->{'bug'} if (exists($last->{'bug'})); $help = $last->{'help'} if (exists($last->{'help'})); $component_help=($component_help?$component_help:$help); # if ($faq ne '') { @@ -1271,41 +2020,293 @@ returns: nothing # if ($bug ne '') { # $icons .= &Apache::loncommon::help_open_bug($bug); # } - if ($faq ne '' || $component_help ne '' || $bug ne '') { - $icons .= &Apache::loncommon::help_open_menu($component, - $component_help, - $faq,$bug); - } - # - $Str .= $links.''. - &mt($component); - if ($icons ne '') { - $Str .= ' '.$icons; - } - $Str .= '
'."\n"; # + + + if ($links ne '') { + unless ($CourseBreadcrumbs) { + $links = &htmltag('ol', $links, { id => "LC_MenuBreadcrumbs" }); + } else { + $links = &htmltag('ul', $links, { class => "LC_CourseBreadcrumbs" }); + } + } + + + if (($component) || ($topic_help && $topic_help_text)) { + $links = &htmltag('span', + ( $no_mt ? $component : mt($component) ). + ( $icons ? $icons : '' ), + { class => 'LC_breadcrumbs_component' } ) + .$links +; + } + my $nav_and_tools = 0; + foreach my $item ('navigation','tools') { + if (ref($tools{$item}) eq 'ARRAY') { + $nav_and_tools += scalar(@{$tools{$item}}) + } + } + if (($links ne '') || ($nav_and_tools)) { + &render_tools(\$links); + $links = &htmltag('div', $links, + { id => "LC_breadcrumbs" }) unless ($CourseBreadcrumbs) ; + } + my $adv_tools = 0; + if (ref($tools{'advtools'}) eq 'ARRAY') { + $adv_tools = scalar(@{$tools{'advtools'}}); + } + if (($links ne '') || ($adv_tools)) { + &render_advtools(\$links); + } + # Return the @Crumbs stack to what we started with push(@Crumbs,$last); shift(@Crumbs); - # - return $Str; + + + # Return the breadcrumb's line + + + + return "$links"; } sub clear_breadcrumbs { undef(@Crumbs); + undef(%tools); } sub add_breadcrumb { - push (@Crumbs,@_); + push(@Crumbs,@_); + } + +=item &add_breadcrumb_tool($category, $html) + +Adds $html to $category of the breadcrumb toolbar container. + +$html is usually a link to a page that invokes a function on the currently +displayed data (e.g. print when viewing a problem) + +=over + +=item Currently there are 3 possible values for $category: + +=over + +=item navigation +left of breadcrumbs line + +=item tools +remaining items in right of breadcrumbs line + +=item advtools +advanced tools shown in a separate box below breadcrumbs line + +=back + +=back + +returns: nothing + +=cut + + sub add_breadcrumb_tool { + my ($category, @html) = @_; + return unless @html; + if (!keys(%tools)) { + %tools = ( navigation => [], tools => [], advtools => []); + } + + #this cleans data received from lonmenu::innerregister + @html = grep {defined $_ && $_ ne ''} @html; + for (@html) { + s/align="(right|left)"//; +# s/// if $category ne 'advtools'; + } + + push @{$tools{$category}}, @html; + } + +=item &clear_breadcrumb_tools() + +Clears the breadcrumb toolbar container. + +returns: nothing + +=cut + + sub clear_breadcrumb_tools { + undef(%tools); + } + +=item ¤t_breadcrumb_tools() + +returns: a hash containing the current breadcrumb tools. + +=cut + + sub current_breadcrumb_tools { + return %tools; + } + +=item &render_tools(\$breadcrumbs) + +Creates html for breadcrumb tools (categories navigation and tools) and inserts +\$breadcrumbs at the correct position. + +=over + +=item input: + +=over + +=item \$breadcrumbs - a reference to the string containing prepared breadcrumbs. + +=back + +=back + +returns: nothing + +=cut + +#TODO might split this in separate functions for each category + sub render_tools { + my ($breadcrumbs) = @_; + return unless (keys(%tools)); + + my $navigation = list_from_array($tools{navigation}, + { listattr => { class=>"LC_breadcrumb_tools_navigation" } }); + my $tools = list_from_array($tools{tools}, + { listattr => { class=>"LC_breadcrumb_tools_tools" } }); + $$breadcrumbs = list_from_array([$navigation, $tools, $$breadcrumbs], + { listattr => { class=>'LC_breadcrumb_tools_outerlist' } }); + } + +=pod + +=item &render_advtools(\$breadcrumbs) + +Creates html for advanced tools (category advtools) and inserts \$breadcrumbs +at the correct position. + +=over + +=item input: + +=over + +=item \$breadcrumbs - a reference to the string containing prepared breadcrumbs (after render_tools call). + +=back + +=back + +returns: nothing + +=cut + + sub render_advtools { + my ($breadcrumbs) = @_; + return unless (defined $tools{'advtools'}) + and (scalar(@{$tools{'advtools'}}) > 0); + + $$breadcrumbs .= Apache::loncommon::head_subbox( + funclist_from_array($tools{'advtools'}) ); } } # End of scope for @Crumbs +sub docs_breadcrumbs { + my ($allowed,$crstype,$contenteditor,$title,$precleared)=@_; + my ($folderpath,@folders,$supplementalflag); + @folders = split('&',$env{'form.folderpath'}); + if ($env{'form.folderpath'} =~ /^supplemental/) { + $supplementalflag = 1; + } + my $plain=''; + my $container = 'sequence'; + my ($randompick,$isencrypted,$ishidden,$is_random_order) = (-1,0,0,0); + my @docs_crumbs; + while (@folders) { + my $folder=shift(@folders); + my $foldername=shift(@folders); + if ($folderpath) {$folderpath.='&';} + $folderpath.=$folder.'&'.$foldername; + my $url = $env{'request.use_absolute'}; + if ($allowed) { + $url .= '/adm/coursedocs?folderpath='; + } else { + $url .= '/adm/supplemental?folderpath='; + } + $url .= &escape($folderpath); + my $name=&unescape($foldername); +# each of randompick number, hidden, encrypted, random order, is_page +# are appended with ":"s to the foldername + $name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)\:?(\d*)$//; + unless ($supplementalflag) { + if ($contenteditor) { + if ($1 ne '') { + $randompick=$1; + } else { + $randompick=-1; + } + if ($2) { $ishidden=1; } + if ($3) { $isencrypted=1; } + if ($4 ne '') { $is_random_order = 1; } + if ($5 == 1) {$container = 'page'; } + } + } + if ($folder eq 'supplemental') { + $name = &mt('Supplemental Content'); + } + if ($contenteditor) { + $plain.=$name.' > '; + } + push(@docs_crumbs, + {'href' => $url, + 'title' => $name, + 'text' => $name, + 'no_mt' => 1, + }); + } + if ($title) { + push(@docs_crumbs, + {'title' => $title, + 'text' => $title, + 'no_mt' => 1,} + ); + } + if (wantarray) { + unless ($precleared) { + &clear_breadcrumbs(); + } + &add_breadcrumb(@docs_crumbs); + if ($contenteditor) { + $plain=~s/\>\;\s*$//; + } + my $menulink = 0; + if (!$allowed && !$contenteditor) { + $menulink = 1; + } + return (&breadcrumbs(undef,undef,$menulink,'nohelp',undef,undef, + $contenteditor), + $randompick,$ishidden,$isencrypted,$plain, + $is_random_order,$container); + } else { + return \@docs_crumbs; + } +} + ############################################################ ############################################################ @@ -1320,8 +2321,8 @@ returns: nothing # row1 # row2 # row3 ... etc. -# &submit_row(0 -# &end_pickbox() +# &submit_row() +# &end_pick_box() # # where row1, row 2 etc. are chosen from &role_select_row,&course_select_row, # &status_select_row and &email_default_row @@ -1362,40 +2363,60 @@ returns: nothing # routines, but can also be called directly to start and end rows which have # needs that are not accommodated by the *_select_row() routines. +{ # Start: row_count block for pick_box +my @row_count; + sub start_pick_box { - my ($css_class) = @_; + my ($css_class,$id) = @_; if (defined($css_class)) { $css_class = 'class="'.$css_class.'"'; } else { $css_class= 'class="LC_pick_box"'; } + my $table_id; + if (defined($id)) { + $table_id = ' id="'.$id.'"'; + } + unshift(@row_count,0); my $output = <<"END"; - +
END return $output; } sub end_pick_box { + shift(@row_count); my $output = <<"END";
END return $output; } +sub row_headline { + my $output = <<"END"; + +END + return $output; +} + sub row_title { - my ($title,$css_title_class,$css_value_class) = @_; + my ($title,$css_title_class,$css_value_class, $css_value_furtherAttributes) = @_; + $row_count[0]++; + my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row'; $css_title_class ||= 'LC_pick_box_title'; $css_title_class = 'class="'.$css_title_class.'"'; $css_value_class ||= 'LC_pick_box_value'; - $css_value_class = 'class="'.$css_value_class.'"'; + if ($title ne '') { + $title .= ':'; + } my $output = <<"ENDONE"; - + - $title: + $title - + ENDONE return $output; } @@ -1417,14 +2438,20 @@ ENDTWO return $output; } +} # End: row_count block for pick_box + sub role_select_row { my ($roles,$title,$css_class,$show_separate_custom,$cdom,$cnum) = @_; + my $crstype = 'Course'; + if ($cdom ne '' && $cnum ne '') { + $crstype = &Apache::loncommon::course_type($cdom.'_'.$cnum); + } my $output; if (defined($title)) { $output = &row_title($title,$css_class); } $output .= qq| - \n|; foreach my $role (@$roles) { my $plrole; if ($role eq 'ow') { @@ -1443,7 +2470,7 @@ sub role_select_row { $plrole = &mt('Custom Role'); } } else { - $plrole=&Apache::lonnet::plaintext($role); + $plrole=&Apache::lonnet::plaintext($role,$crstype); } if (($role ne 'cr') || (!$show_separate_custom)) { $output .= ' '; @@ -1458,10 +2485,18 @@ sub role_select_row { sub course_select_row { my ($title,$formname,$totcodes,$codetitles,$idlist,$idlist_titles, - $css_class) = @_; + $css_class,$crstype,$standardnames) = @_; my $output = &row_title($title,$css_class); - $output .= qq| + $output .= &course_selection($formname,$totcodes,$codetitles,$idlist,$idlist_titles,$crstype,$standardnames); + $output .= &row_closure(); + return $output; +} + +sub course_selection { + my ($formname,$totcodes,$codetitles,$idlist,$idlist_titles,$crstype,$standardnames) = @_; + my $output = qq| |; + + my ($allcrs,$pickspec); + if ($crstype eq 'Community') { + $allcrs = &mt('All communities'); + $pickspec = &mt('Pick specific communities:'); + } else { + $allcrs = &mt('All courses'); + $pickspec = &mt('Pick specific course(s):'); + } + my $courseform=''.&Apache::loncommon::selectcourse_link - ($formname,'pickcourse','pickdomain','coursedesc','',1).''; - $output .= ''.&mt('All courses').'
'; + ($formname,'pickcourse','pickdomain','coursedesc','',1,$crstype).''; + $output .= '
'; if ($totcodes > 0) { my $numtitles = @$codetitles; if ($numtitles > 0) { - $output .= ''.&mt('Pick courses by category:').'
'; + $output .= '
'; $output .= ''; for (my $i=1; $i<$numtitles; $i++) { $output .= ''; @@ -1533,8 +2579,15 @@ sub course_select_row { $output .= '
'.$$codetitles[0].'
'."\n". - ''."\n". ' 		'.$$codetitles[$i].'
'."\n". - ''."\n". ''."\n". ''."\n". '

'; } } - $output .= ''.&mt('Pick specific course(s):').' '.$courseform.'  selected.
'."\n"; - $output .= &row_closure(); + $output .= + '' + .' '.$courseform.'  ' + .&mt('[_1] selected.', + '' + .'') + .'
'."\n"; return $output; } @@ -1545,7 +2598,7 @@ sub status_select_row { $output = &row_title($title,$css_class,'LC_pick_box_select'); } $output .= qq| - \n|; foreach my $status_type (sort(keys(%{$types}))) { $output .= ' '; } @@ -1559,7 +2612,6 @@ sub status_select_row { sub email_default_row { my ($authtypes,$title,$descrip,$css_class) = @_; my $output = &row_title($title,$css_class); - my @rowcols = ('#eeeeee','#dddddd'); $output .= $descrip. &Apache::loncommon::start_data_table(). &Apache::loncommon::start_data_table_header_row(). @@ -1618,9 +2670,119 @@ sub course_custom_roles { } +sub resource_info_box { + my ($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp,$divforres)=@_; + my $return=''; + if (($stuvcurrent ne '') || ($divforres)) { + $return = '
'; + } + if ($symb) { + $return.=&Apache::loncommon::start_data_table(); + my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symb); + my $folder=&Apache::lonnet::gettitle($map); + $return.=&Apache::loncommon::start_data_table_row(). + ''.&mt('Folder:').''.$folder.''. + &Apache::loncommon::end_data_table_row(); + unless ($onlyfolderflag) { + $return.=&Apache::loncommon::start_data_table_row(). + ''.&mt('Resource:').''.&Apache::lonnet::gettitle($symb).''. + &Apache::loncommon::end_data_table_row(); + } + if ($stuvcurrent ne '') { + $return .= &Apache::loncommon::start_data_table_row(). + ''.&mt("Student's current version:").''.$stuvcurrent.''. + &Apache::loncommon::end_data_table_row(); + } + if ($stuvdisp ne '') { + $return .= &Apache::loncommon::start_data_table_row(). + ''.&mt("Student's version displayed:").''.$stuvdisp.''. + &Apache::loncommon::end_data_table_row(); + } + $return.=&Apache::loncommon::end_data_table(); + } else { + $return='

'.&mt('No context provided.').'

'; + } + if (($stuvcurrent ne '') || ($divforres)) { + $return .= '
'; + } + return $return; +} + +# display_usage +# +# Generates a div containing a block, filled to show percentage of current quota used +# +# Quotas available for user portfolios, group portfolios, authoring spaces, and course +# content stored directly within a course (i.e., excluding published content). +# + +sub display_usage { + my ($current_disk_usage,$disk_quota,$context) = @_; + my $usage = $current_disk_usage/1024; + my $quota = $disk_quota/1024; + my $percent; + if ($disk_quota == 0) { + $percent = 100.0; + } else { + $percent = 100*($current_disk_usage/$disk_quota); + } + $usage = sprintf("%.2f",$usage); + $quota = sprintf("%.2f",$quota); + $percent = sprintf("%.0f",$percent); + my ($color,$cssclass); + if ($percent <= 60) { + $color = '#00A000'; + } elsif ($percent > 60 && $percent < 90) { + $color = '#FFD300'; + $cssclass = 'class="LC_warning"'; + } elsif( $percent >= 90) { + $color = '#FF0000'; + $cssclass = 'class="LC_error"'; + } + my $prog_width = $percent; + if ($prog_width > 100) { + $prog_width = 100; + } + my $display = 'block'; + if ($context eq 'authoring') { + $display = 'inline'; + } + return ' +
'.&mt('Currently using [_1] of the [_2] available.',$usage.' MB ('.$percent.'%)',$quota.' MB')."\n". +'
'."\n". +'
'."\n". +'
'."\n". +'
'; +} + +############################################## +############################################## + +# topic_bar +# +# Generates a div containing an (optional) number with a white background followed by a +# title with a background color defined in the corresponding CSS: LC_topic_bar +# Inputs: +# 1. number to display. +# If input for number is empty only the title will be displayed. +# 2. title text to display. +# 3. optional id for the
+# Outputs - a scalar containing html mark-up for the div. + +sub topic_bar { + my ($num,$title,$id) = @_; + my $number = ''; + if ($num ne '') { + $number = ''.$num.''; + } + if ($id ne '') { + $id = 'id="'.$id.'"'; + } + return '
'.$number.$title.'
'; +} + ############################################## ############################################## - # echo_form_input # # Generates html markup to add form elements from the referrer page @@ -1653,30 +2815,30 @@ sub echo_form_input { if ($key =~ /^form\.(.+)$/) { my $name = $1; my $match = 0; - if ((!@{$excluded}) || (!grep/^$name$/,@{$excluded})) { - if (defined($regexps)) { - if (@{$regexps} > 0) { - foreach my $regexp (@{$regexps}) { - if ($name =~ /\Q$regexp\E/) { - $match = 1; - last; - } + if (ref($excluded) eq 'ARRAY') { + next if (grep(/^\Q$name\E$/,@{$excluded})); + } + if (ref($regexps) eq 'ARRAY') { + if (@{$regexps} > 0) { + foreach my $regexp (@{$regexps}) { + if ($name =~ /$regexp/) { + $match = 1; + last; } } } - if (!$match) { - if (ref($env{$key})) { - foreach my $value (@{$env{$key}}) { - $value = &HTML::Entities::encode($value,'<>&"'); - $output .= ''."\n"; - } - } else { - my $value = &HTML::Entities::encode($env{$key},'<>&"'); - $output .= ''."\n"; - } + } + next if ($match); + if (ref($env{$key}) eq 'ARRAY') { + foreach my $value (@{$env{$key}}) { + $value = &HTML::Entities::encode($value,'<>&"'); + $output .= ''."\n"; } + } else { + my $value = &HTML::Entities::encode($env{$key},'<>&"'); + $output .= ''."\n"; } } } @@ -1685,7 +2847,6 @@ sub echo_form_input { ############################################## ############################################## - # set_form_elements # # Generates javascript to set form elements to values based on @@ -1750,7 +2911,7 @@ sub set_form_elements { $values{$name}[$i] =~ s/([\r\n\f]+)/\\n/g; $values{$name}[$i] =~ s/"/\\"/g; } - if ($$elements{$name} eq 'text') { + if (($$elements{$name} eq 'text') || ($$elements{$name} eq 'hidden')) { my $numvalues = @{$values{$name}}; if ($numvalues > 1) { my $valuestring = join('","',@{$values{$name}}); @@ -1785,6 +2946,8 @@ sub set_form_elements { $output .= qq| if (courseForm.elements['$name'].value == "$value") { courseForm.elements['$name'].checked = true; + } else { + courseForm.elements['$name'].checked = false; }|; } } @@ -1826,10 +2989,1098 @@ sub set_form_elements { } } $output .= " + return; }\n"; return $output; } +############################################## +############################################## + +sub file_submissionchk_js { + my ($turninpaths,$multiples) = @_; + my $overwritewarn = &mt('File(s) you uploaded for your submission will overwrite existing file(s) submitted for this item')."\n". + &mt('Continue submission and overwrite the file(s)?'); + &js_escape(\$overwritewarn); + my $delfilewarn = &mt('You have indicated you wish to remove some files previously included in your submission.')."\n". + &mt('Continue submission with these files removed?'); + &js_escape(\$delfilewarn); + my ($turninpathtext,$multtext,$arrayindexofjs); + if (ref($turninpaths) eq 'HASH') { + foreach my $key (sort(keys(%{$turninpaths}))) { + $turninpathtext .= " if (prefix == '$key') {\n". + " return '$turninpaths->{$key}';\n". + " }\n"; + } + } + $turninpathtext .= " return '';\n"; + if (ref($multiples) eq 'HASH') { + foreach my $key (sort(keys(%{$multiples}))) { + $multtext .= " if (prefix == '$key') {\n". + " return '$multiples->{$key}';\n". + " }\n"; + } + } + $multtext .= " return '';\n"; + + $arrayindexofjs = &Apache::loncommon::javascript_array_indexof(); + return <<"ENDSCRIPT"; + + +$arrayindexofjs + +ENDSCRIPT +} + +############################################## +############################################## + +sub resize_scrollbox_js { + my ($context,$tabidstr,$tid) = @_; + my (%names,$paddingwfrac,$offsetwfrac,$offsetv,$minw,$minv); + if ($context eq 'docs') { + %names = ( + boxw => 'contenteditor', + item => 'contentlist', + header => 'uploadfileresult', + scroll => 'contentscroll', + boxh => 'contenteditor', + ); + $paddingwfrac = 0.09; + $offsetwfrac = 0.015; + $offsetv = 20; + $minw = 250; + $minv = 200; + } elsif ($context eq 'params') { + %names = ( + boxw => 'parameditor', + item => 'mapmenuinner', + header => 'parmstep1', + scroll => 'mapmenuscroll', + boxh => 'parmlevel', + ); + $paddingwfrac = 0.2; + $offsetwfrac = 0.015; + $offsetv = 80; + $minw = 100; + $minv = 100; + } + my $viewport_js = &Apache::loncommon::viewport_geometry_js(); + my $output = ' + +window.onresize=callResize; + +'; + if ($context eq 'docs') { + if ($env{'form.active'}) { + $output .= "\nvar activeTab = '$env{'form.active'}$tid';\n"; + } else { + $output .= "\nvar activeTab = '';\n"; + } + } + $output .= <<"FIRST"; + +$viewport_js + +function resize_scrollbox(scrollboxname,chkw,chkh) { + var scrollboxid = 'div_'+scrollboxname; + var scrolltableid = 'table_'+scrollboxname; + var scrollbox; + var scrolltable; + var ismobile = '$env{'browser.mobile'}'; + + if (document.getElementById("$names{'boxw'}") == null) { + return; + } + + if (document.getElementById(scrollboxid) == null) { + return; + } else { + scrollbox = document.getElementById(scrollboxid); + } + + + if (document.getElementById(scrolltableid) == null) { + return; + } else { + scrolltable = document.getElementById(scrolltableid); + } + + init_geometry(); + var vph = Geometry.getViewportHeight(); + var vpw = Geometry.getViewportWidth(); + +FIRST + if ($context eq 'docs') { + $output .= " + var alltabs = ['$tabidstr']; +"; + } elsif ($context eq 'params') { + $output .= " + if (document.getElementById('$names{'boxh'}') == null) { + return; + } +"; + } + $output .= <<"SECOND"; + var listwchange; + var scrollchange; + if (chkw == 1) { + var boxw = document.getElementById("$names{'boxw'}").offsetWidth; + var itemw; + var itemid = document.getElementById("$names{'item'}"); + if (itemid != null) { + itemw = itemid.offsetWidth; + } + var itemwstart = itemw; + + var scrollboxw = scrollbox.offsetWidth; + var scrollboxscrollw = scrollbox.scrollWidth; + var scrollstart = scrollboxw; + + var offsetw = parseInt(vpw * $offsetwfrac); + var paddingw = parseInt(vpw * $paddingwfrac); + + var minscrollboxw = $minw; + var maxcolw = 0; +SECOND + if ($context eq 'docs') { + $output .= <<"DOCSONE"; + var actabw = 0; + for (var i=0; i maxcolw) { + maxcolw = actabw; + } + } else { + if (document.getElementById(alltabs[i]) != null) { + var thistab = document.getElementById(alltabs[i]); + thistab.style.visibility = 'hidden'; + thistab.style.display = 'block'; + var tabw = document.getElementById(alltabs[i]).offsetWidth; + thistab.style.display = 'none'; + thistab.style.visibility = ''; + if (tabw > maxcolw) { + maxcolw = tabw; + } + } + } + } +DOCSONE + } elsif ($context eq 'params') { + $output .= <<"PARAMSONE"; + var parmlevelrows = new Array(); + var mapmenucells = new Array(); + parmlevelrows = document.getElementById("$names{'boxh'}").rows; + var numrows = parmlevelrows.length; + if (numrows > 1) { + mapmenucells = parmlevelrows[2].getElementsByTagName('td'); + } + maxcolw = mapmenucells[0].offsetWidth; +PARAMSONE + } + $output .= <<"THIRD"; + if (maxcolw > 0) { + var newscrollboxw; + if (maxcolw+paddingw+scrollboxscrollw scrollboxheight) { + if (freevspace > offsetv) { + newscrollboxheight = scrollboxheight+freevspace-offsetv; + if (newscrollboxheight < minvscrollbox) { + newscrollboxheight = minvscrollbox; + } + scrollbox.style.height = newscrollboxheight+"px"; + } + } + } + scrollboxheight = scrollbox.offsetHeight; + var itemh = document.getElementById("$names{'item'}").offsetHeight; + + if (scrollboxscrollheight <= scrollboxheight) { + if ((itemh+offsetv)&'); + if ($symb) { + $cfile .= '&symb='.&HTML::Entities::encode($symb,'"<>&'); + } elsif ($folderpath) { + $cfile .= '&folderpath='.&HTML::Entities::encode($folderpath,'"<>&'); + } + if ($forceedit) { + $cfile .= '&forceedit=1'; + } + if ($forcereg) { + $cfile .= '&register=1'; + } + $jscall = "need_switchserver('".&Apache::loncommon::escape_single($cfile)."');"; + } + } else { + unless ($cfile =~ m{^/priv/}) { + if ($cfile =~ m{^(/adm/wrapper/ext/([^#]+))(?:|#([^#]+))$}) { + $cfile = $1; + my $extlink = $2; + $anchor = $3; + $is_ext = 1; + if (($extlink !~ /^https:/) && ($ENV{'SERVER_PORT'} == 443)) { + unless ((&Apache::lonnet::uses_sts()) || (&Apache::lonnet::waf_allssl($hostname))) { + $usehttp = 1; + } + } elsif ($env{'request.use_absolute'}) { + if ($env{'request.use_absolute'} =~ m{^https://}) { + $usehttps = 1; + } + } + } elsif ($cfile =~ m{^/?public/($match_domain)/($match_courseid)/syllabus}) { + if ($ENV{'SERVER_PORT'} == 443) { + my ($cdom,$cnum) = ($1,$2); + if (($env{'request.course.id'}) && + ($env{'course.'.$env{'request.course.id'}.'.num'} eq $cnum) && + ($env{'course.'.$env{'request.course.id'}.'.domain'} eq $cdom)) { + if ($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://}) { + unless ((&Apache::lonnet::uses_sts()) || (&Apache::lonnet::waf_allssl($hostname))) { + $usehttp = 1; + } + } + } + } elsif ($env{'request.use_absolute'}) { + if ($env{'request.use_absolute'} =~ m{^https://}) { + $usehttps = 1; + } + } + } + if ($symb) { + if ($anchor ne '') { + if ($symb =~ m{^([^#]+)\Q#$anchor\E$}) { + $symb = $1.&escape(&escape('#')).$anchor; + } + } + $cfile .= (($cfile=~/\?/)?'&':'?')."symb=$symb"; + } elsif ($folderpath) { + $cfile .= (($cfile=~/\?/)?'&':'?'). + 'folderpath='.&HTML::Entities::encode(&escape($folderpath),'"<>&'); + if ($title) { + $cfile .= (($cfile=~/\?/)?'&':'?'). + 'title='.&HTML::Entities::encode(&escape($title),'"<>&'); + } + if ($idx) { + $cfile .= (($cfile=~/\?/)?'&':'?').'idx='.$idx; + } + if ($suppurl) { + $cfile .= (($cfile=~/\?/)?'&':'?'). + 'suppurl='.&HTML::Entities::encode(&escape($suppurl)); + } + } + if ($forceedit) { + $cfile .= (($cfile=~/\?/)?'&':'?').'forceedit=1'; + if ($usehttps) { + $cfile = $env{'request.use_absolute'}.(($cfile =~ /^\//)? '':'/').$cfile; + } + } elsif ($usehttp) { + if ($hostname ne '') { + $cfile = 'http://'.$hostname.(($cfile =~ /^\//)? '':'/').$cfile; + } + $cfile .= (($cfile=~/\?/)?'&':'?').'usehttp=1'; + } elsif ($usehttps) { + $cfile = $env{'request.use_absolute'}.(($cfile =~ /^\//)? '':'/').$cfile; + } + if ($forcereg) { + $cfile .= (($cfile=~/\?/)?'&':'?').'register=1'; + } + if ($todocs) { + $cfile .= (($cfile=~/\?/)?'&':'?').'todocs=1'; + } + if ($suppanchor ne '') { + $cfile .= (($cfile=~/\?/)?'&':'?').'anchor='. + &HTML::Entities::encode($suppanchor,'"<>&'); + } + } + if ($anchor ne '') { + $cfile .= '#'.$anchor; + } + $jscall = "go('".&Apache::loncommon::escape_single($cfile)."')"; + } + return $jscall; +} + +############################################## +############################################## + +# javascript_valid_email +# +# Generates javascript to validate an e-mail address. +# Returns a javascript function which accepts a form field as argument, and +# returns false if field.value does not satisfy two regular expression matches +# for a valid e-mail address. Backwards compatible with old browsers without +# support for javascript RegExp (just checks for @ in field.value in this case). + +sub javascript_valid_email { + my $scripttag .= <<'END'; +function validmail(field,suffix) { + var str = field.value; + if (suffix != '' && suffix != undefined) { + str += suffix; + } + if (window.RegExp) { + var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)"; + var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$"; //" + var reg1 = new RegExp(reg1str); + var reg2 = new RegExp(reg2str); + if (!reg1.test(str) && reg2.test(str)) { + return true; + } + return false; + } + else + { + if(str.indexOf("@") >= 0) { + return true; + } + return false; + } +} +END + return $scripttag; +} + + +# USAGE: htmltag(element, content, {attribute => value,...}); +# +# EXAMPLES: +# - htmltag('a', 'this is an anchor', {href => 'www.example.com', +# title => 'this is a title'}) +# +# - You might want to set up needed tags like: +# +# my $h3 = sub { return htmltag( "h3", @_ ) }; +# +# ... and use them: $h3->("This is a headline") +# +# - To set up a couple of tags, see sub inittags +# +# NOTES: +# - Empty elements, such as
are correctly terminated, +# i.e. htmltag('br') returns
+# - Empty attributes (title="") are filtered out. +# - The function will not check for deprecated attributes. +# +# OUTPUT: content enclosed in xhtml conform tags +sub htmltag{ + return + qq|<$_[0]| + . join( '', map { qq| $_="${$_[2]}{$_}"| if ${$_[2]}{$_} } keys(%{ $_[2] }) ) + . ($_[1] ? qq|>$_[1]| : qq|/>|). "\n"; +}; + + +# USAGE: inittags(@tags); +# +# EXAMPLES: +# - my ($h1, $h2, $h3) = inittags( qw( h1 h2 h3 ) ) +# $h1->("This is a headline") #Returns:

This is a headline

+# +# NOTES: See sub htmltag for further information. +# +# OUTPUT: List of subroutines. +sub inittags { + my @tags = @_; + return map { my $tag = $_; + sub { return htmltag( $tag, @_ ) } + } @tags; +} + + +# USAGE: scripttag(scriptcode, [start|end|both]); +# +# EXAMPLES: +# - scripttag("alert('Hello World!')", 'both') +# returns: +# +# +# NOTES: +# - works currently only for javascripts +# +# OUTPUT: +# Scriptcode properly enclosed in