--- loncom/interface/lonhtmlcommon.pm 2009/03/31 21:09:36 1.204 +++ loncom/interface/lonhtmlcommon.pm 2012/09/04 10:46:05 1.320 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # a pile of common html routines # -# $Id: lonhtmlcommon.pm,v 1.204 2009/03/31 21:09:36 kaisler Exp $ +# $Id: lonhtmlcommon.pm,v 1.320 2012/09/04 10:46:05 foxr Exp $ # # Copyright Michigan State University Board of Trustees # @@ -60,15 +60,76 @@ use Time::Local; use Time::HiRes; use Apache::lonlocal; use Apache::lonnet; +use HTML::Entities(); use LONCAPA; +sub java_not_enabled { + 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',$env{'request.course.id'})) { + return '&"').'">'.$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')) { + 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 dragmath_button +=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. @@ -82,11 +143,11 @@ sub dragmath_button { my ($textarea,$helpicon) = @_; my $help_text; if ($helpicon) { - $help_text = &Apache::loncommon::help_open_topic('Authoring_Math_Editor'); + $help_text = &Apache::loncommon::help_open_topic('Authoring_Math_Editor',undef,undef,undef,undef,'mathhelpicon_'.$textarea); } my $buttontext=&mt('Edit Math'); return <$help_text + $help_text ENDDRAGMATH } @@ -94,34 +155,81 @@ ENDDRAGMATH =pod -=item dragmath_js +=item &dragmath_js() Javascript used to open pop-up window containing dragmath applet which can be used to paste LaTeX into a textarea. - + =cut sub dragmath_js { my ($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) = @_; + my $link = '/adm/dependencies?symb='.&HTML::Entities::encode($symb,'<>&"'). + '&title='.&HTML::Entities::encode($title,'<>&"'). + '&url='.&HTML::Entities::encode($url,'<>&"'); + return < + // + +ENDJS +} ############################################## ############################################## =pod -=item authorbombs +=item &authorbombs() =cut @@ -133,10 +241,10 @@ sub authorbombs { $url=&Apache::lonnet::declutter($url); 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'); } } @@ -195,6 +303,9 @@ sub select_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'; @@ -212,7 +323,7 @@ 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); @@ -252,7 +363,7 @@ sub get_recent_frozen { =pod -=item textbox +=item &textbox() =cut @@ -272,7 +383,7 @@ sub textbox { =pod -=item checkbox +=item &checkbox() =cut @@ -285,7 +396,7 @@ sub checkbox { $Str .= 'value="'.$value.'"'; } if ($checked) { - $Str .= ' checked="1"'; + $Str .= ' checked="checked"'; } $Str .= ' />'; return $Str; @@ -294,7 +405,7 @@ sub checkbox { =pod -=item radiobutton +=item &radiobutton() =cut @@ -307,7 +418,7 @@ sub radio { $Str .= 'value="'.$value.'"'; } if ($checked eq $value) { - $Str .= ' checked="1"'; + $Str .= ' checked="checked"'; } $Str .= ' />'; return $Str; @@ -318,10 +429,10 @@ 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(). +To retrieve values from it, use &get_date_from_form. Inputs @@ -337,7 +448,8 @@ 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 @@ -347,6 +459,9 @@ 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 $state Specifies the initial state of the form elements. Either 'disabled' or empty. @@ -366,7 +481,11 @@ sub date_setter { my ($formname,$dname,$currentvalue,$special,$includeempty,$state, $no_hh_mm_ss,$defhour,$defmin,$defsec,$nolink) = @_; my $now = time; - my $wasdefined=1; + + 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 = ''; } @@ -374,37 +493,29 @@ sub date_setter { $no_hh_mm_ss = 0; } if ($currentvalue eq 'now') { - $currentvalue = $now; + $currentvalue = $now; } - if ((!defined($currentvalue)) || ($currentvalue eq '')) { - $wasdefined=0; - if ($includeempty) { - $currentvalue = 0; - } else { - $currentvalue = $now; - } + + # Default value: Set empty date field to current time + # unless empty inclusion is requested + if ((!$includeempty) && (!$currentvalue)) { + $currentvalue = $now; } - # other potentially useful values: wkday,yrday,is_daylight_savings - my $tzname; - my ($sec,$min,$hour,$mday,$month,$year)=('','',undef,'','',''); + # Do we have a date? Split it! if ($currentvalue) { - ($tzname,$sec,$min,$hour,$mday,$month,$year) = &get_timedates($currentvalue); - } - unless ($wasdefined) { - ($tzname,$sec,$min,$hour,$mday,$month,$year) = &get_timedates($now); - if (($defhour) || ($defmin) || ($defsec)) { - $sec=($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 $result .= ' '; @@ -476,23 +588,23 @@ ENDJS unshift(@Months,'If you can read this an error occurred'); if ($includeempty) { $monthselector.=""; } for(my $m = 1;$m <=$#Months;$m++) { - $monthselector .= qq{ '; + + + return $output; } # --------------------- A function that generates a window for the spellchecker @@ -1143,6 +1167,7 @@ sub spellheader { my $nothing=&javascript_nothing(); return (< +// +// ]]> ENDCHECK } @@ -1167,49 +1193,33 @@ sub spelllink { ENDLINK } -# ------------------------------------------------- Output headers for HTMLArea - -{ - my @htmlareafields; - sub init_htmlareafields { - undef(@htmlareafields); - } - - sub add_htmlareafields { - my (@newfields) = @_; - push(@htmlareafields,@newfields); - } - - sub get_htmlareafields { - return @htmlareafields; - } -} +# ------------------------------------------------- Output headers for CKEditor sub htmlareaheaders { - return if (&htmlareablocked()); - return if (!&htmlareabrowser()); - return (< -ENDHEADERS -} + my $s=""; + if (&htmlareabrowser()) { + $s.=(< +ENDEDITOR + } + $s.=(< + + + + + + -# ----------------------------------------------------------------- Preferences + + -sub disablelink { - my @fields=@_; - if (defined($#fields)) { - unless ($#fields>=0) { return ''; } - } - return ''.&mt('Disable WYSIWYG Editor').''; +ENDJQUERY + return $s; } -sub enablelink { - my @fields=@_; - if (defined($#fields)) { - unless ($#fields>=0) { return ''; } - } - return ''.&mt('Enable WYSIWYG Editor').''; -} +# ----------------------------------------------------------------- Preferences # ------------------------------------------------- lang to use in html editor sub htmlarea_lang { @@ -1223,24 +1233,207 @@ sub htmlarea_lang { # ----------------------------------------- Script to activate only some fields sub htmlareaselectactive { - my @fields=@_; + my ($args) = @_; unless (&htmlareabrowser()) { return ''; } - if (&htmlareablocked()) { return '
'.&enablelink(@fields); } - my $output='
". - &disablelink(@fields); + + function destroyRichEditor(id) { + CKEDITOR.instances[id].destroy(); + } + + 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("« Plain text"); + $("#LC_rt_"+id).attr("title", "Disable rich text formatting and edit in plain text"); + $("#LC_rt_"+id).addClass("LC_disable_rt"); + $("#LC_rt_"+id).removeClass("LC_enable_rt"); + } else { + destroyRichEditor(id); + $("#LC_rt_"+id).html("Rich formatting »"); + $("#LC_rt_"+id).attr("title", "Enable rich text formatting (bold, italic, etc.)"); + $("#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); + }); + $.fn.jPicker.defaults.images.clientPath="/adm/jpicker/images/"; + $(".colorchooser").jPicker(); + + + }); +'; + # Code to put a due date countdown in 'duedatecountdown' span. + # This is currently located in the breadcrumb headers. + # note that the dueDateLayout is internatinoalized below. + # Here document is used to support the substitution into the javascript below. + # ..which unforunately necessitates escaping the $'s in the javascript. + # There are several times of importance + # + # serverDueDate - The absolute time at which the problem expires. + # serverTime - The server's time when the problem finished computing. + # clientTime - The client's time...as close to serverTime as possible. + # The clientTime will be slightly later due to + # 1. The latency between problem computation and + # the first network action. + # 2. The time required between the page load-start and the actual + # initial javascript execution that got clientTime. + # These are used as follows: + # The difference between clientTime and serverTime are used to + # correct for differences in clock settings between the browser's system and the + # server's. + # + # The difference between clientTime and the time at which the ready() method + # starts executing is used to estimate latencies for page load and submission. + # Since this is an estimate, it is doubled. The latency estimate + one minute + # is used to determine when the countdown timer turns red to warn the user + # to think about submitting. + + my $dueDateLayout = &mt('Due in: {dn} {dl} {hnn}{sep}{mnn}{sep}{snn} [_1]',""); + my $early = '- '.&mt('Submit Early').''; + my $pastdue = '- '.&mt('Past Due').''; + $output .= <'."\n" + .''; return $output; } @@ -1257,23 +1450,104 @@ sub htmlareabrowser { return 1; } +# +# Should the "return to content" link be shown? +# + +sub show_return_link { + + unless ($env{'request.course.id'}) { return 0; } + if ($env{'request.noversionuri'}=~m{^/priv/} || + $env{'request.uri'}=~m{^/priv/}) { return 1; } + + if (($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\//) && + ($env{'request.noversionuri'}!~ + m{^/adm/.*/(smppg|bulletinboard)($|\?)}) + )); +} + + +## +# 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), +Inputs: $component (the text on the right side of the breadcrumbs trail), $component_help $menulink (boolean, controls whether to include a link to /adm/menu) $helplink (if 'nohelp' don't include the orange help link) @@ -1282,11 +1556,11 @@ Inputs: $component (the large text on th when including the text on the right. Returns a string containing breadcrumbs for the current page. -=item clear_breadcrumbs +=item &clear_breadcrumbs() Clears the previously stored breadcrumbs. -=item add_breadcrumb +=item &add_breadcrumb() Pushes a breadcrumb on the stack of crumbs. @@ -1303,72 +1577,90 @@ returns: nothing ############################################################ { my @Crumbs; + my %tools = (); sub breadcrumbs { - my ($component,$component_help,$menulink,$helplink,$css_class,$no_mt) = @_; - # - $css_class ||= 'LC_breadcrumbs'; - my $Str1 = '
    '; - my $Str = ''; + my ($component,$component_help,$menulink,$helplink,$css_class,$no_mt, + $CourseBreadcrumbs) = @_; # + $css_class ||= 'LC_breadcrumbs'; + # Make the faq and bug data cascade - my $faq = ''; - my $bug = ''; - my $help=''; - # Crumb Symbol - my $crumbsymbol = '» '; + 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) { my $description = 'Menu'; my $no_mt_descr = 0; - if (exists($env{'request.course.id'}) && - $env{'request.course.id'} ne '') { + if ((exists($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'}; $no_mt_descr = 1; } - unshift(@Crumbs,{ - href =>'/adm/menu', - title =>'Go to main menu', - target =>'_top', - text =>$description, - no_mt =>$no_mt_descr, - }); - } - my $links .= '
  1. '. - join('
  2. '.$crumbsymbol, - map { - $faq = $_->{'faq'} if (exists($_->{'faq'})); - $bug = $_->{'bug'} if (exists($_->{'bug'})); - $help = $_->{'help'} if (exists($_->{'help'})); - my $result = '{'target'}) && $_->{'target'} ne '') { - $result .= 'target="'.$_->{'target'}.'" '; - } - if ($_->{'no_mt'}) { - $result .='title="'.$_->{'title'}.'">'. - $_->{'text'}.''; - } else { - $result .='title="'.&mt($_->{'title'}).'">'. - &mt($_->{'text'}).''; - } - $result; - } @Crumbs - ).'
    3. '; - $links .= '
  3. '.$crumbsymbol if ($links ne ''); - if ($last->{'no_mt'}) { - $links .= ''.$last->{'text'}.'
    4. '; - } else { - $links .= ''.&mt($last->{'text'}).''; - } - # + $menulink = { href =>'/adm/menu', + title =>'Go to main menu', + target =>'_top', + text =>$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)) { + my $alttext = &mt('Go Back'); + $links=&htmltag( 'a',''.$alttext.'', + { href => '/adm/flip?postdata=return:', + title => &mt('Back to most recent content resource'), + class => 'LC_menubuttons_link', + }); + $links=&htmltag('li',$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 + + $links .= &htmltag( 'li', htmltag($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 ($faq ne '') { @@ -1377,41 +1669,158 @@ returns: nothing # if ($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); - } - # - $Str1 .= $links.'
'; - # - if (defined($component)) { - $Str .= "\n".'' - .'
'; - if ($no_mt) { - $Str .= $component; - } else { - $Str .= &mt($component); - } - if ($icons ne '') { - $Str .= ' '.$icons; - } - $Str .= '
'."\n"; + if ($faq ne '' || $component_help ne '' || $bug ne '') { + $icons .= &Apache::loncommon::help_open_menu($component, + $component_help, + $faq,$bug); } # + + + + unless ($CourseBreadcrumbs) { + $links = &htmltag('ol', $links, { id => "LC_MenuBreadcrumbs" }); + } else { + $links = &htmltag('ul', $links, { class => "LC_CourseBreadcrumbs" }); + } + + + if ($component) { + $links = &htmltag('span', + ( $no_mt ? $component : mt($component) ). + ( $icons ? $icons : '' ), + { class => 'LC_breadcrumbs_component' } ) + .$links +; + } + + &render_tools(\$links); + $links = &htmltag('div', $links, + { id => "LC_breadcrumbs" }) unless ($CourseBreadcrumbs) ; + &render_advtools(\$links); + # Return the @Crumbs stack to what we started with push(@Crumbs,$last); shift(@Crumbs); - # - return "$Str\n$Str1"; + + + # Return the breadcrumb's line + + + + return "$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) + +Currently there are 3 possible values for $category: + +=over + +=item navigation +left of breadcrumbs line + +=item tools +remaining items in right of breadcrumbs line + +=item advtools +advanced tools shown in a separate box below breadcrumbs line + +=back + +returns: nothing + +=cut + + sub add_breadcrumb_tool { + my ($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{$category}}, @html; + } + +=item &clear_breadcrumb_tools() + +Clears the breadcrumb toolbar container. + +returns: nothing + +=cut + + sub clear_breadcrumb_tools { + undef(%tools); + } + +=item &render_tools(\$breadcrumbs) + +Creates html for breadcrumb tools (categories navigation and tools) and inserts +\$breadcrumbs at the correct position. + +input: \$breadcrumbs - a reference to the string containing prepared +breadcrumbs. + +returns: nothing + +=cut + +#TODO might split this in separate functions for each category + sub render_tools { + my ($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. + +input: \$breadcrumbs - a reference to the string containing prepared +breadcrumbs (after render_tools call). + +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 @@ -1476,15 +1885,19 @@ returns: nothing 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; } @@ -1505,9 +1918,9 @@ END } sub row_title { + 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'; - my ($title,$css_title_class,$css_value_class) = @_; $css_title_class ||= 'LC_pick_box_title'; $css_title_class = 'class="'.$css_title_class.'"'; @@ -1517,7 +1930,7 @@ sub row_title { $title .= ':'; } my $output = <<"ENDONE"; - + @@ -1545,9 +1958,12 @@ ENDTWO } # 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); @@ -1572,7 +1988,7 @@ 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 .= ' '; @@ -1587,17 +2003,18 @@ 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 .= &course_selection($formname,$totcodes,$codetitles,$idlist,$idlist_titles); + $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) = @_; + 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 .= ''.$allcrs.'
'; if ($totcodes > 0) { my $numtitles = @$codetitles; if ($numtitles > 0) { $output .= ''.&mt('Pick courses by category:').'
'; $output .= '
$title
'; for (my $i=1; $i<$numtitles; $i++) { $output .= '
'.$$codetitles[0].'
'."\n". - '		'.$$codetitles[$i].'
'."\n". - ''."\n". @@ -1669,7 +2097,7 @@ sub course_selection { $output .= '

'; } } - $output .= ''.&mt('Pick specific course(s):').' '.$courseform.'  selected.
'."\n"; + $output .= ''.$pickspec.' '.$courseform.'  selected.
'."\n"; return $output; } @@ -1724,7 +2152,6 @@ sub email_default_row { sub submit_row { my ($title,$cmd,$submit_text,$css_class) = @_; - $submit_text = &mt($submit_text); my $output = &row_title($title,$css_class,'LC_pick_box_submit'); $output .= qq|
@@ -1753,28 +2180,72 @@ sub course_custom_roles { } +sub resource_info_box { + my ($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp)=@_; + my $return=''; + if ($stuvcurrent ne '') { + $return = '
'; + } + if ($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 '') { + $return .= '
'; + } + return $return; +} + ############################################## ############################################## # topic_bar # -# Generates a div containing a numbered (static image) followed by a title -# with a background color defined in the corresponding CSS: LC_topic_bar -# +# Generates a div containing an (optional) number with a white background followed by a +# title with a background color defined in the corresponding CSS: LC_topic_bar +# Inputs: +# 1. number to display. +# If input for number is empty only the title will be displayed. +# 2. title text to display. +# 3. optional id for the
+# Outputs - a scalar containing html mark-up for the div. + sub topic_bar { - my ($imgnum,$title) = @_; - return ' -
- '.&mt('Step [_1]',$imgnum). - '  - '.$title.' -
-'; + my ($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 @@ -1807,30 +2278,30 @@ 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"; } } } @@ -1839,7 +2310,6 @@ sub echo_form_input { ############################################## ############################################## - # set_form_elements # # Generates javascript to set form elements to values based on @@ -1904,7 +2374,7 @@ 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}}); @@ -1939,6 +2409,8 @@ sub set_form_elements { $output .= qq| if (courseForm.elements['$name'].value == "$value") { courseForm.elements['$name'].checked = true; + } else { + courseForm.elements['$name'].checked = false; }|; } } @@ -1980,6 +2452,7 @@ sub set_form_elements { } } $output .= " + return; }\n"; return $output; } @@ -1987,6 +2460,515 @@ sub set_form_elements { ############################################## ############################################## +sub file_submissionchk_js { + my ($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)?'); + my $delfilewarn = &mt('You have indicated you wish to remove some files previously included in your submission.').'\\n'. + &mt('Continue submission with these files removed?'); + my ($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) = @_; + 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') { + $output .= ' +var activeTab; +'; + } + $output .= <<"FIRST"; + +$viewport_js + +function resize_scrollbox(scrollboxname,chkw,chkh) { + var scrollboxid = 'div_'+scrollboxname; + var scrolltableid = 'table_'+scrollboxname; + var scrollbox; + var scrolltable; + + 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; + } +"; + } + $output .= <<"SECOND"; + var listwchange; + if (chkw == 1) { + var boxw = document.getElementById("$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 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) 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