--- loncom/interface/lonhtmlcommon.pm 2004/02/18 08:07:16 1.52 +++ loncom/interface/lonhtmlcommon.pm 2004/10/12 23:26:48 1.93 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # a pile of common html routines # -# $Id: lonhtmlcommon.pm,v 1.52 2004/02/18 08:07:16 www Exp $ +# $Id: lonhtmlcommon.pm,v 1.93 2004/10/12 23:26:48 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -60,7 +60,6 @@ use Time::HiRes; use Apache::lonlocal; use strict; - ############################################## ############################################## @@ -118,6 +117,12 @@ sub store_recent { time.'&'.&Apache::lonnet::escape($value) }); } +sub remove_recent { + my ($area,$names)=@_; + my $file=&recent_filename($area); + return &Apache::lonnet::del($file,$names); +} + sub select_recent { my ($area,$fieldname,$event)=@_; my %recent=&Apache::lonnet::dump(&recent_filename($area)); @@ -164,9 +169,15 @@ sub textbox { ############################################## ############################################## sub checkbox { - my ($name,$value) = @_; - my $Str = ''; + my ($name,$checked,$value) = @_; + my $Str = ' ENDJS $result .= " \n"; - $result .= " \n"; - $result .= " \n"; $result .= "  "; - $result .= " \n"; - $result .= " m\n"; - $result .= " s\n"; + if (! $no_hh_mm_ss) { + # Hours + $result .= " \n"; + $result .= " m\n"; + $result .= " s\n"; + } $result .= "". &mt('Select Date')."\n\n"; return $result; @@ -360,18 +417,26 @@ sub get_date_from_form { if (($tmpsec =~ /^\d+$/) && ($tmpsec >= 0) && ($tmpsec < 60)) { $sec = $tmpsec; } + if (!defined($tmpsec) || $tmpsec eq '') { $sec = 0; } + } else { + $sec = 0; } if (defined($ENV{'form.'.$dname.'_minute'})) { my $tmpmin = $ENV{'form.'.$dname.'_minute'}; if (($tmpmin =~ /^\d+$/) && ($tmpmin >= 0) && ($tmpmin < 60)) { $min = $tmpmin; } + if (!defined($tmpmin) || $tmpmin eq '') { $min = 0; } + } else { + $min = 0; } if (defined($ENV{'form.'.$dname.'_hour'})) { my $tmphour = $ENV{'form.'.$dname.'_hour'}; if (($tmphour =~ /^\d+$/) && ($tmphour >= 0) && ($tmphour < 24)) { $hour = $tmphour; } + } else { + $hour = 0; } if (defined($ENV{'form.'.$dname.'_day'})) { my $tmpday = $ENV{'form.'.$dname.'_day'}; @@ -460,6 +525,27 @@ sub javascript_nothing { return $nothing; } +############################################## +############################################## +sub javascript_docopen { + # safari does not understand document.open() and loads "text/html" + my $nothing = "''"; + my $user_browser; + my $user_os; + $user_browser = $ENV{'browser.type'} if (exists($ENV{'browser.type'})); + $user_os = $ENV{'browser.os'} if (exists($ENV{'browser.os'})); + if (! defined($user_browser) || ! defined($user_os)) { + (undef,$user_browser,undef,undef,undef,$user_os) = + &Apache::loncommon::decode_user_agent(); + } + if ($user_browser eq 'safari' && $user_os =~ 'mac') { + $nothing = "document.clear()"; + } else { + $nothing = "document.open('text/html','replace')"; + } + return $nothing; +} + ############################################## ############################################## @@ -677,7 +763,7 @@ sub Create_PrgWin { } if (!$inputname) { $prog_state{'inputname'}=&get_uniq_name(); - &r_print($r,''); } else { $prog_state{'inputname'}=$inputname; @@ -713,20 +799,24 @@ sub Increment_PrgWin { $$prog_state{'done'} * ($$prog_state{'max'}-$$prog_state{'done'}); $time_est = int($time_est); - if (int ($time_est/60) > 0) { - my $min = int($time_est/60); - my $sec = $time_est % 60; - $time_est = $min.' '.&mt('minutes'); - if ($min < 10) { - if ($sec > 1) { - $time_est.= ', '.$sec.' '.&mt('seconds'); - } elsif ($sec > 0) { - $time_est.= ', '.$sec.' '.&mt('second'); - } - } - } else { - $time_est .= ' '.&mt('seconds'); + # + my $min = int($time_est/60); + my $sec = $time_est % 60; + # + my $str; + if ($min == 0 && $sec > 1) { + $str = '[_2] seconds'; + } elsif ($min == 1 && $sec > 1) { + $str = '1 minute [_2] seconds'; + } elsif ($min == 1 && $sec < 2) { + $str = '1 minute'; + } elsif ($min < 10 && $sec > 1) { + $str = '[_1] minutes, [_2] seconds'; + } elsif ($min >= 10 || $sec < 2) { + $str = '[_1] minutes'; } + $time_est = &mt($str,$min,$sec); + # my $lasttime = &Time::HiRes::time()-$$prog_state{'laststart'}; if ($lasttime > 9) { $lasttime = int($lasttime); @@ -782,8 +872,13 @@ sub r_print { # ------------------------------------------------------- Puts directory header sub crumbs { - my ($uri,$target,$prefix,$form)=@_; - my $output='
'.$prefix.'/'; + my ($uri,$target,$prefix,$form,$size,$noformat)=@_; + if (! defined($size)) { + $size = '+2'; + } + my $output=''; + unless ($noformat) { $output.='
'; } + $output.=''.$prefix.'/'; if ($ENV{'user.adv'}) { my $path=$prefix.'/'; foreach (split('/',$uri)) { @@ -800,33 +895,119 @@ sub crumbs { $output.=$uri; } unless ($uri=~/\/$/) { $output=~s/\/$//; } - return $output.'
'; + return $output.''.($noformat?'':'
'); +} + +# --------------------- A function that generates a window for the spellchecker + +sub spellheader { + my $nothing = &javascript_nothing(); + return (< +// + +ENDCHECK +} + +# ---------------------------------- Generate link to spell checker for a field + +sub spelllink { + my ($form,$field)=@_; + my $linktext=&mt('Check Spelling'); + return (<$linktext +ENDLINK } # ------------------------------------------------- Output headers for HTMLArea sub htmlareaheaders { + if (&htmlareablocked()) { return ''; } unless (&htmlareabrowser()) { return ''; } my $lang='en'; + if (&mt('htmlarea_lang') ne 'htmlarea_lang') { + $lang=&mt('htmlarea_lang'); + } return (< +_editor_url='/htmlarea/'; +_editor_lang='$lang'; + - - - ENDHEADERS } -# ---------------------------------------------------------- Script to activate +# ------------------------------------------------- Activate additional buttons -sub htmlareaactive { +sub htmlareaaddbuttons { + if (&htmlareablocked()) { return ''; } unless (&htmlareabrowser()) { return ''; } - return (< - HTMLArea.replaceAll(); - -ENDSCRIPT + 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 +} + +# ----------------------------------------------------------------- Preferences + +sub disablelink { + my @fields=@_; + if (defined($#fields)) { + unless ($#fields>=0) { return ''; } + } + return ''.&mt('Disable WYSIWYG Editor').''; +} + +sub enablelink { + my @fields=@_; + if (defined($#fields)) { + unless ($#fields>=0) { return ''; } + } + return ''.&mt('Enable WYSIWYG Editor').''; +} + +# ----------------------------------------- Script to activate only some fields + +sub htmlareaselectactive { + my @fields=@_; + unless (&htmlareabrowser()) { return ''; } + if (&htmlareablocked()) { return '
'.&enablelink(@fields); } + my $output='
". + &disablelink(@fields); + return $output; +} + +# --------------------------------------------------------------------- Blocked + +sub htmlareablocked { + unless ($ENV{'environment.wysiwygeditor'} eq 'on') { return 1; } + return 0; } # ---------------------------------------- Browser capable of running HTMLArea? @@ -835,6 +1016,152 @@ sub htmlareabrowser { return 1; } +############################################################ +############################################################ + +=pod + +=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). +A link to help for the component will be included if one is specified. + +All inputs can be undef without problems. + +Inputs: $color (the background color of the table returned), + $component (the large text on the right side of the table), + $component_help + $function (role to get colors from) + $domain (domian of role) + $menulink (boolean, controls whether to include a link to /adm/menu) + +Returns a string containing breadcrumbs for the current page. + +=item clear_breadcrumbs + +Clears the previously stored breadcrumbs. + +=item add_breadcrumb + +Pushes a breadcrumb on the stack of crumbs. + +input: $breadcrumb, a hash reference. The keys 'href','title', and 'text' +are required. If present the keys 'faq' and 'bug' will be used to provide +links to the FAQ and bug sites. + +returns: nothing + +=cut + +############################################################ +############################################################ +{ + my @Crumbs; + + sub breadcrumbs { + my ($color,$component,$component_help,$function,$domain,$menulink, + $helplink) = @_; + if (! defined($color)) { + if (! defined($function)) { + $function = &Apache::loncommon::get_users_function(); + } + $color = &Apache::loncommon::designparm($function.'.tabbg', + $domain); + } + # + my $Str = "\n". + ''. + ''; + # + if (defined($component)) { + $Str .= ''; + } + $Str .= '
'. + ''; + # + # Make the faq and bug data cascade + my $faq = ''; + my $bug = ''; + # 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)) { $menulink=1; } + if ($menulink) { + my $description = 'Menu'; + if (exists($ENV{'request.course.id'}) && + $ENV{'request.course.id'} ne '') { + $description = + $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; + } + 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'})); + 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 $icons = ''; + $faq = $last->{'faq'} if (exists($last->{'faq'})); + $bug = $last->{'bug'} if (exists($last->{'bug'})); +# if ($faq ne '') { +# $icons .= &Apache::loncommon::help_open_faq($faq); +# } +# if ($bug ne '') { +# $icons .= &Apache::loncommon::help_open_bug($bug); +# } + if ($helplink ne 'nohelp') { + $icons .= &Apache::loncommon::help_open_menu($color,$component,$component_help,$function,$faq,$bug); + } + if ($icons ne '') { + $Str .= $icons.' '; + } + # + $Str .= $links.''. + ''.&mt($component).'
'."\n"; + # + # Return the @Crumbs stack to what we started with + push(@Crumbs,$last); + shift(@Crumbs); + # + return $Str; + } + + sub clear_breadcrumbs { + undef(@Crumbs); + } + + sub add_breadcrumb { + push (@Crumbs,@_); + } + +} # End of scope for @Crumbs + +############################################################ +############################################################ + + 1; __END__