version 1.12, 2003/02/19 20:13:45
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version 1.26, 2003/06/20 16:13:06
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Line 58 package Apache::lonhtmlcommon;
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Line 58 package Apache::lonhtmlcommon;
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use Time::Local; |
use Time::Local; |
use strict; |
use strict; |
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############################################## |
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############################################## |
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=pod |
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=item textbox |
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=cut |
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############################################## |
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############################################## |
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sub textbox { |
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my ($name,$value,$size,$special) = @_; |
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$size = 40 if (! defined($size)); |
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my $Str = '<input type="text" name="'.$name.'" size="'.$size.'" '. |
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'value="'.$value.'" '.$special.' />'; |
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return $Str; |
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} |
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############################################## |
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############################################## |
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=pod |
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=item checkbox |
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=cut |
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############################################## |
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############################################## |
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sub checkbox { |
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my ($name) = @_; |
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my $Str = '<input type="checkbox" name="'.$name.'" />'; |
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return $Str; |
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} |
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############################################## |
############################################## |
############################################## |
############################################## |
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Line 65 use strict;
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Line 104 use strict;
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=item &date_setter |
=item &date_setter |
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&date_setter returns html and javascript for a compact date-setting form. |
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To retrieve values from it, use &get_date_from_form(). |
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Inputs |
Inputs |
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=over 4 |
=over 4 |
Line 82 The current setting for this time parame
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Line 124 The current setting for this time parame
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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. |
Also, to be explicit, a value of 'now' also indicates the current time. |
Also, to be explicit, a value of 'now' also indicates the current time. |
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=item $special |
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Additional html/javascript to be associated with each element in |
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the date_setter. See lonparmset for example usage. |
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=back |
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Bugs |
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The method used to restrict user input will fail in the year 2400. |
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=cut |
=cut |
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############################################## |
############################################## |
############################################## |
############################################## |
sub date_setter { |
sub date_setter { |
my ($formname,$dname,$currentvalue) = @_; |
my ($formname,$dname,$currentvalue,$special) = @_; |
if (! defined($currentvalue) || $currentvalue eq 'now') { |
if (! defined($currentvalue) || $currentvalue eq 'now') { |
$currentvalue = time; |
$currentvalue = time; |
} |
} |
Line 130 sub date_setter {
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Line 183 sub date_setter {
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} |
} |
</script> |
</script> |
ENDJS |
ENDJS |
$result .= " <select name=\"$dname\_month\" ". |
$result .= " <nobr><select name=\"$dname\_month\" ".$special.' '. |
"onChange=\"javascript:$dname\_checkday()\" >\n"; |
"onChange=\"javascript:$dname\_checkday()\" >\n"; |
my @Months = qw/January February March April May June |
my @Months = qw/January February March April May June |
July August September October November December/; |
July August September October November December/; |
Line 143 ENDJS
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Line 196 ENDJS
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} |
} |
$result .= " </select>\n"; |
$result .= " </select>\n"; |
$result .= " <input type=\"text\" name=\"$dname\_day\" ". |
$result .= " <input type=\"text\" name=\"$dname\_day\" ". |
"value=\"$mday\" size=\"3\" ". |
"value=\"$mday\" size=\"3\" ".$special.' '. |
"onChange=\"javascript:$dname\_checkday()\" />\n"; |
"onChange=\"javascript:$dname\_checkday()\" />\n"; |
$result .= " <input type=\"year\" name=\"$dname\_year\" ". |
$result .= " <input type=\"year\" name=\"$dname\_year\" ". |
"value=\"$year\" size=\"5\" ". |
"value=\"$year\" size=\"5\" ".$special.' '. |
"onChange=\"javascript:$dname\_checkday()\" />\n"; |
"onChange=\"javascript:$dname\_checkday()\" />\n"; |
$result .= " "; |
$result .= " "; |
$result .= " <select name=\"$dname\_hour\" >\n"; |
$result .= " <select name=\"$dname\_hour\" ".$special." >\n"; |
for (my $h = 0;$h<24;$h++) { |
for (my $h = 0;$h<24;$h++) { |
$result .= " <option value=\"$h\" "; |
$result .= " <option value=\"$h\" "; |
$result .= "selected " if ($hour == $h); |
$result .= "selected " if ($hour == $h); |
Line 166 ENDJS
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Line 219 ENDJS
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$result .= " </option>\n"; |
$result .= " </option>\n"; |
} |
} |
$result .= " </select>\n"; |
$result .= " </select>\n"; |
$result .= " <input type=\"text\" name=\"$dname\_minute\" ". |
$result .= " <input type=\"text\" name=\"$dname\_minute\" ".$special.' '. |
"value=\"$min\" size=\"3\" /> m\n"; |
"value=\"$min\" size=\"3\" /> m\n"; |
$result .= " <input type=\"text\" name=\"$dname\_second\" ". |
$result .= " <input type=\"text\" name=\"$dname\_second\" ".$special.' '. |
"value=\"$sec\" size=\"3\" /> s\n"; |
"value=\"$sec\" size=\"3\" /> s\n"; |
$result .= "<!-- end $dname date setting form -->\n"; |
$result .= "</nobr>\n<!-- end $dname date setting form -->\n"; |
return $result; |
return $result; |
} |
} |
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############################################## |
############################################## |
############################################## |
############################################## |
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=pod |
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=item &get_date_from_form |
=item &get_date_from_form |
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get_date_from_form retrieves the date specified in an &date_setter form. |
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Inputs: |
Inputs: |
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=over 4 |
=over 4 |
Line 239 sub get_date_from_form {
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Line 296 sub get_date_from_form {
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$year = $tmpyear - 1900; |
$year = $tmpyear - 1900; |
} |
} |
} |
} |
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if (($year<70) || ($year>137)) { return undef; } |
if (eval(&timelocal($sec,$min,$hour,$day,$month,$year))) { |
if (eval(&timelocal($sec,$min,$hour,$day,$month,$year))) { |
return &timelocal($sec,$min,$hour,$day,$month,$year); |
return &timelocal($sec,$min,$hour,$day,$month,$year); |
} else { |
} else { |
Line 249 sub get_date_from_form {
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Line 307 sub get_date_from_form {
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############################################## |
############################################## |
############################################## |
############################################## |
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sub AscendOrderOptions { |
=pod |
my ($order, $page, $formName)=@_; |
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my $OpSel1 = ''; |
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my $OpSel2 = ''; |
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if($order eq 'Ascending') { |
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$OpSel1 = ' selected'; |
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} else { |
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$OpSel2 = ' selected'; |
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} |
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my $Str = ''; |
=item &pjump_javascript_definition() |
$Str .= '<select name="'.(($page)?$page:'').'Ascend"'; |
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if($formName) { |
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$Str .= ' onchange="document.'.$formName.'.submit()"'; |
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} |
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$Str .= '>'."\n"; |
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$Str .= '<option'.$OpSel1.'>Ascending</option>'."\n". |
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'<option'.$OpSel2.'>Descending</option>'."\n"; |
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$Str .= '</select>'."\n"; |
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return $Str; |
Returns javascript defining the 'pjump' function, which opens up a |
} |
parameter setting wizard. |
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sub MapOptions { |
=cut |
my ($data, $page, $formName)=@_; |
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my $Str = ''; |
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$Str .= '<select name="'; |
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$Str .= (($page)?$page:'').'Maps"'; |
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if($formName) { |
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$Str .= ' onchange="document.'.$formName.'.submit()"'; |
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} |
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$Str .= '>'."\n"; |
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my $selected = 0; |
############################################## |
foreach my $sequence (split(':',$data->{'orderedSequences'})) { |
############################################## |
$Str .= '<option'; |
sub pjump_javascript_definition { |
if($data->{$page.'Maps'} eq $data->{$sequence.':title'}) { |
my $Str = <<END; |
$Str .= ' selected'; |
function pjump(type,dis,value,marker,ret,call) { |
$selected = 1; |
parmwin=window.open("/adm/rat/parameter.html?type="+escape(type) |
} |
+"&value="+escape(value)+"&marker="+escape(marker) |
$Str .= '>'.$data->{$sequence.':title'}.'</option>'."\n"; |
+"&return="+escape(ret) |
} |
+"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms", |
$Str .= '<option'; |
"height=350,width=350,scrollbars=no,menubar=no"); |
if(!$selected) { |
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$Str .= ' selected'; |
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} |
} |
$Str .= '>All Maps</option>'."\n"; |
END |
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$Str .= '</select>'."\n"; |
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return $Str; |
return $Str; |
} |
} |
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sub ProblemOptions { |
############################################## |
my ($data, $page, $map, $formName)=@_; |
############################################## |
my $Str = ''; |
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$Str .= '<select name="'; |
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$Str .= (($page)?$page:'').'ProblemSelect"'; |
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if($formName) { |
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$Str .= ' onchange="document.'.$formName.'.submit()"'; |
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} |
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$Str .= '>'."\n"; |
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my $selected = 0; |
=pod |
foreach my $sequence (split(':',$data->{'orderedSequences'})) { |
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if($data->{$sequence.':title'} eq $map || $map eq 'All Maps') { |
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foreach my $problem (split(':', $data->{$sequence.':problems'})) { |
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$Str .= '<option'; |
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if($data->{$page.'ProblemSelect'} eq |
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$data->{$problem.':title'}) { |
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$Str .= ' selected'; |
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$selected = 1; |
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} |
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$Str .= '>'.$data->{$problem.':title'}.'</option>'."\n"; |
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} |
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} |
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} |
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$Str .= '<option'; |
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if(!$selected) { |
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$Str .= ' selected'; |
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} |
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$Str .= '>All Problems</option>'."\n"; |
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$Str .= '</select>'."\n"; |
=item &javascript_nothing() |
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return $Str; |
Return an appropriate null for the users browser. This is used |
} |
as the first arguement for window.open calls when you want a blank |
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window that you can then write to. |
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sub PartOptions { |
=cut |
my ($data, $page, $parts, $formName)=@_; |
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my $Str = ''; |
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if(!defined($parts)) { |
############################################## |
return ''; |
############################################## |
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sub javascript_nothing { |
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# mozilla and other browsers work with "''", but IE on mac does not. |
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my $nothing = "''"; |
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my $user_browser; |
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my $user_os; |
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$user_browser = $ENV{'browser.type'} if (exists($ENV{'browser.type'})); |
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$user_os = $ENV{'browser.os'} if (exists($ENV{'browser.os'})); |
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if (! defined($user_browser) || ! defined($user_os)) { |
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(undef,$user_browser,undef,undef,undef,$user_os) = |
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&Apache::loncommon::decode_user_agent(); |
} |
} |
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if ($user_browser eq 'explorer' && $user_os =~ 'mac') { |
$Str .= '<select name="'; |
$nothing = "'javascript:void(0);'"; |
$Str .= (($page)?$page:'').'PartSelect"'; |
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if($formName) { |
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$Str .= ' onchange="document.'.$formName.'.submit()"'; |
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} |
} |
$Str .= '>'."\n"; |
return $nothing; |
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} |
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my $selected = 0; |
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foreach my $part (@$parts) { |
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$Str .= '<option'; |
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if($data->{$page.'PartSelect'} eq $part) { |
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$Str .= ' selected'; |
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$selected = 1; |
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} |
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$Str .= '>'.$part.'</option>'."\n"; |
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} |
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$Str .= '<option'; |
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if(!$selected) { |
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$Str .= ' selected'; |
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} |
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$Str .= '>All Parts</option>'."\n"; |
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$Str .= '</select>'."\n"; |
############################################## |
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############################################## |
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return $Str; |
=pod |
} |
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sub StudentOptions { |
=item &StatusOptions() |
my ($cache, $students, $selectedName, $page, $formName)=@_; |
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my $Str = ''; |
Returns html for a selection box which allows the user to choose the |
$Str .= '<select name="'.(($page)?$page:'').'Student"'; |
enrollment status of students. The selection box name is 'Status'. |
if($formName) { |
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$Str .= ' onchange="document.'.$formName.'.submit()"'; |
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} |
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$Str .= '>'."\n"; |
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my $selected=0; |
Inputs: |
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foreach (@$students) { |
$status: the currently selected status. If undefined the value of |
$Str .= '<option'; |
$ENV{'form.Status'} is taken. If that is undefined, a value of 'Active' |
if($selectedName eq $_) { |
is used. |
$Str .= ' selected'; |
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$selected = 1; |
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} |
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$Str .= '>'; |
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$Str .= $cache->{$_.':fullname'}; |
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$Str .= '</option>'."\n"; |
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} |
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$Str .= '<option'; |
$formname: The name of the form. If defined the onchange attribute of |
if($selectedName eq 'No Student Selected') { |
the selection box is set to document.$formname.submit(). |
$Str .= ' selected'; |
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$selected = 1; |
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} |
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$Str .= '>No Student Selected</option>'."\n"; |
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$Str .= '<option'; |
$size: the size (number of lines) of the selection box. |
if(!$selected) { |
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$Str .= ' selected'; |
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} |
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$Str .= '>All Students</option>'."\n"; |
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$Str .= '</select>'."\n"; |
Returns: a perl string as described. |
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return $Str; |
=cut |
} |
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############################################## |
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############################################## |
sub StatusOptions { |
sub StatusOptions { |
my ($status, $formName)=@_; |
my ($status, $formName,$size)=@_; |
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$size = 1 if (!defined($size)); |
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if (! defined($status)) { |
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$status = 'Active'; |
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$status = $ENV{'form.Status'} if (exists($ENV{'form.Status'})); |
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} |
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my $OpSel1 = ''; |
my $OpSel1 = ''; |
my $OpSel2 = ''; |
my $OpSel2 = ''; |
Line 431 sub StatusOptions {
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Line 412 sub StatusOptions {
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if(defined($formName) && $formName ne '') { |
if(defined($formName) && $formName ne '') { |
$Str .= ' onchange="document.'.$formName.'.submit()"'; |
$Str .= ' onchange="document.'.$formName.'.submit()"'; |
} |
} |
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$Str .= ' size="'.$size.'" '; |
$Str .= '>'."\n"; |
$Str .= '>'."\n"; |
$Str .= '<option'.$OpSel1.'>Active</option>'."\n"; |
$Str .= '<option value="Active" '.$OpSel1.'>'. |
$Str .= '<option'.$OpSel2.'>Expired</option>'."\n"; |
'Currently Enrolled</option>'."\n"; |
$Str .= '<option'.$OpSel3.'>Any</option>'."\n"; |
$Str .= '<option value="Expired" '.$OpSel2.'>'. |
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'Previously Enrolled</option>'."\n"; |
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$Str .= '<option value="Any" '.$OpSel3.'>'. |
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'Any Enrollment Status</option>'."\n"; |
$Str .= '</select>'."\n"; |
$Str .= '</select>'."\n"; |
} |
} |
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Line 524 sub Title {
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Line 509 sub Title {
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=pod |
=pod |
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=item &CreateTableHeadings() |
=item &CreateHeadings() |
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This function generates the column headings for the chart. |
This function generates the column headings for the chart. |
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Line 638 sub FormatStudentInformation {
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Line 623 sub FormatStudentInformation {
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######################################################## |
######################################################## |
######################################################## |
######################################################## |
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=pod |
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=item Progess Window Handling Routines |
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These routines handle the creation, update, increment, and closure of |
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progress windows. The progress window reports to the user the number |
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of items completed and an estimate of the time required to complete the rest. |
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=over 4 |
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=item &Create_PrgWin |
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Writes javascript to the client to open a progress window and returns a |
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data structure used for bookkeeping. |
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Inputs |
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=over 4 |
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=item $r Apache request |
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=item $title The title of the progress window |
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=item $heading A description (usually 1 line) of the process being initiated. |
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=item $number_to_do The total number of items being processed. |
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=back |
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Returns a hash containing the progress state data structure. |
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=item &Update_PrgWin |
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Updates the text in the progress indicator. Does not increment the count. |
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See &Increment_PrgWin. |
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Inputs: |
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=over 4 |
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=item $r Apache request |
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=item $prog_state Pointer to the data structure returned by &Create_PrgWin |
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=item $displaystring The string to write to the status indicator |
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=back |
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Returns: none |
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=item Increment_PrgWin |
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Increment the count of items completed for the progress window by 1. |
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Inputs: |
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=over 4 |
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=item $r Apache request |
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=item $prog_state Pointer to the data structure returned by Create_PrgWin |
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=item $extraInfo A description of the items being iterated over. Typically |
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'student'. |
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=back |
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Returns: none |
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=item Close_PrgWin |
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Closes the progress window. |
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Inputs: |
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=over 4 |
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=item $r Apache request |
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=item $prog_state Pointer to the data structure returned by Create_PrgWin |
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=back |
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Returns: none |
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=back |
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=cut |
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######################################################## |
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######################################################## |
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# Create progress |
# Create progress |
sub Create_PrgWin { |
sub Create_PrgWin { |
my ($r, $title, $heading)=@_; |
my ($r, $title, $heading, $number_to_do)=@_; |
$r->print('<script>'. |
$r->print('<script>'. |
"popwin=open(\'\',\'popwin\',\'width=400,height=100\');". |
"popwin=open(\'\',\'popwin\',\'width=400,height=100\');". |
"popwin.document.writeln(\'<html><body bgcolor=\"#88DDFF\">". |
"popwin.document.writeln(\'<html><head><title>$title</title></head>". |
"<title>$title</title>". |
"<body bgcolor=\"#88DDFF\">". |
"<h4>$heading</h4>". |
"<h4>$heading</h4>". |
"<form name=popremain>". |
"<form name=popremain>". |
"<input type=text size=35 name=remaining value=Starting></form>". |
"<input type=text size=55 name=remaining value=Starting></form>". |
"</body></html>\');". |
"</body></html>\');". |
"popwin.document.close();". |
"popwin.document.close();". |
"</script>"); |
"</script>"); |
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my %prog_state; |
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$prog_state{'done'}=0; |
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$prog_state{'firststart'}=&Time::HiRes::time(); |
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$prog_state{'laststart'}=&Time::HiRes::time(); |
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$prog_state{'max'}=$number_to_do; |
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$r->rflush(); |
$r->rflush(); |
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return %prog_state; |
} |
} |
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# update progress |
# update progress |
sub Update_PrgWin { |
sub Update_PrgWin { |
my ($displayString,$r)=@_; |
my ($r,$prog_state,$displayString)=@_; |
$r->print('<script>popwin.document.popremain.remaining.value="'. |
$r->print('<script>popwin.document.popremain.remaining.value="'. |
$displayString.'";</script>'); |
$displayString.'";</script>'); |
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$$prog_state{'laststart'}=&Time::HiRes::time(); |
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$r->rflush(); |
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} |
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# increment progress state |
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sub Increment_PrgWin { |
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my ($r,$prog_state,$extraInfo)=@_; |
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$$prog_state{'done'}++; |
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my $time_est= (&Time::HiRes::time() - $$prog_state{'firststart'})/ |
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$$prog_state{'done'} * |
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($$prog_state{'max'}-$$prog_state{'done'}); |
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$time_est = int($time_est); |
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if (int ($time_est/60) > 0) { |
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my $min = int($time_est/60); |
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my $sec = $time_est % 60; |
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$time_est = $min.' minutes'; |
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if ($min < 10) { |
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if ($sec > 1) { |
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$time_est.= ', '.$sec.' seconds'; |
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} elsif ($sec > 0) { |
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$time_est.= ', '.$sec.' second'; |
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} |
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} |
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} else { |
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$time_est .= ' seconds'; |
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} |
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my $lasttime = &Time::HiRes::time()-$$prog_state{'laststart'}; |
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if ($lasttime > 9) { |
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$lasttime = int($lasttime); |
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} elsif ($lasttime < 0.01) { |
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$lasttime = 0; |
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} else { |
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$lasttime = sprintf("%3.2f",$lasttime); |
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} |
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if ($lasttime == 1) { |
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$lasttime = '('.$lasttime.' second for '.$extraInfo.')'; |
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} else { |
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$lasttime = '('.$lasttime.' seconds for '.$extraInfo.')'; |
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} |
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$r->print('<script>popwin.document.popremain.remaining.value="'. |
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$$prog_state{'done'}.'/'.$$prog_state{'max'}. |
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': '.$time_est.' remaining '.$lasttime.'";'.'</script>'); |
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$$prog_state{'laststart'}=&Time::HiRes::time(); |
$r->rflush(); |
$r->rflush(); |
} |
} |
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# close Progress Line |
# close Progress Line |
sub Close_PrgWin { |
sub Close_PrgWin { |
my ($r)=@_; |
my ($r,$prog_state)=@_; |
$r->print('<script>popwin.close()</script>'."\n"); |
$r->print('<script>popwin.close()</script>'."\n"); |
|
undef(%$prog_state); |
$r->rflush(); |
$r->rflush(); |
} |
} |
|
|
1; |
1; |
|
|
__END__ |
__END__ |