From d3bd3060bf3f11775d9f40ee983f71949404f794 Mon Sep 17 00:00:00 2001 From: biopete Date: Fri, 14 Jul 2006 21:51:35 +0000 Subject: [PATCH] column_info tests, AsForm select fixings and docs. git-svn-id: http://svn.maypole.perl.org/Maypole/trunk@508 48953598-375a-da11-a14b-00016c27c3ee --- lib/Maypole/Model/CDBI.pm | 17 +- lib/Maypole/Model/CDBI/AsForm.pm | 703 ++++++++++++++++--------------- t/db_colinfo.t | 41 +- 3 files changed, 390 insertions(+), 371 deletions(-) diff --git a/lib/Maypole/Model/CDBI.pm b/lib/Maypole/Model/CDBI.pm index e65caa2..2045d2e 100644 --- a/lib/Maypole/Model/CDBI.pm +++ b/lib/Maypole/Model/CDBI.pm @@ -686,23 +686,16 @@ sub column_default { my $info = $class->_column_info->{$col} || eval { $class->_isa_class($col)->_column_info($col) } || return ''; - + my $def = $info->{COLUMN_DEF}; - $def = '' unless defined $def; - - # exclude defaults we don't want to display-- may need some additions here - if ( $class->column_type($col) =~ /^BOOL/i ) { - $def = $def ? 1 : 0; # allow 0 or 1 for bool cols - } - else { - $def = $def =~ /(^0000-00-00.*$|^0[0]*$|^0\.00$|CURRENT_TIMESTAMP|NULL)/i ? '' : $def ; - - } - return $def; + $def = '' unless defined $def; # is this good? + return $def; } + + =head2 get_classmetadata Gets class meta data *excluding cgi input* for the passed in class or the diff --git a/lib/Maypole/Model/CDBI/AsForm.pm b/lib/Maypole/Model/CDBI/AsForm.pm index f1fe978..9beaa8d 100644 --- a/lib/Maypole/Model/CDBI/AsForm.pm +++ b/lib/Maypole/Model/CDBI/AsForm.pm @@ -1,10 +1,6 @@ package Maypole::Model::CDBI::AsForm; #TODO -- -# lots of doc -# _to_select_or_create -- select input stays -# _to_create_or_select -- create input trumps -# # TESTED and Works -- # has_many select -- $obj->to_field($has_many_col); # select one form many @@ -34,7 +30,7 @@ our @EXPORT = _options_from_array _options_from_hash ); -our $VERSION = '.10'; +our $VERSION = '.95'; =head1 NAME @@ -74,17 +70,17 @@ __PACKAGE__->has_many('jobs' => 'Job', package Employer; __PACKAGE__->has_many('jobs' => 'Job',); __PACKAGE__->has_many('contacts' => 'Contact', - order_by => 'name DESC', + order_by => 'name DESC', ); # Choose some jobs to add to a contact (has multiple attribute). my $job_sel = Contact->to_field('jobs'); # Uses constraint and order by - + # Choose a job from $contact->jobs my $job_sel = $contact->to_field('jobs'); - + =head1 DESCRIPTION @@ -108,22 +104,22 @@ example usages. $beer->to_field($col, $args); Not all _to_* methods pay attention to all arguments. For example, '_to_textfield' does not look in $args->{'items'} at all. - + =over =item name -- the name the element will have , this trumps the derived name. $beer->to_field('brewery', 'readonly', { - name => 'brewery_id' + name => 'brewery_id' }); - + =item value -- the initial value the element will have, trumps derived value $beer->to_field('brewery', 'textfield', { name => 'brewery_id', value => $beer->brewery, # however, no need to set value since $beer is object }); - + =item items -- array of items generally used to make select box options Can be array of objects, hashes, arrays, or strings, or just a hash. @@ -132,7 +128,7 @@ Can be array of objects, hashes, arrays, or strings, or just a hash. $beer->to_field(rating => select => { items => [1 , 2, 3, 4, 5], }); - + # Select a Brewery to visit in the UK Brewery->to_field(brewery_id => { items => [ Brewery->search_like(location => 'UK') ], @@ -154,11 +150,11 @@ Can be an simple scalar id, an object, or an array of either This in almost always derived in cases where it may be difficult to derive, -- # Select beers to serve on handpump Pub->to_field(handpumps => select => { - class => 'Beer', order_by => 'name ASC', multiple => 1, + class => 'Beer', order_by => 'name ASC', multiple => 1, }); =item column_type -- a string representing column type - + $pub->to_field('open', 'bool_select', { column_type => "bool('Closed', 'Open'), }); @@ -168,15 +164,15 @@ This in almost always derived in cases where it may be difficult to derive, -- Generally this can be set to get or not get a null/empty option added to a select box. AsForm attempts to call "$class->column_nullable" to set this and it defaults to true if there is no shuch method. - + $beer->to_field('brewery', { column_nullable => 1 }); -=item r or request -- the mapyole request object +=item r or request -- the Mapyole request object =item uri -- uri for a link , used in methods such as _to_link_hidden $beer->to_field('brewery', 'link_hidden', - {r => $r, uri => 'www.maypole.perl.org/brewery/view/'.$beer->brewery}); + {r => $r, uri => 'www.maypole.perl.org/brewery/view/'.$beer->brewery}); # an html link that is also a hidden input to the object. R is required to # make the uri unless you pass a uri @@ -185,18 +181,20 @@ and it defaults to true if there is no shuch method. These are used in making select boxes. order_by is a simple order by clause and constraint and join are hashes used to limit the rows selected. The difference is that join uses methods of the object and constraint uses -static values. You can also specify these in the relationship arguments. +static values. You can also specify these in the relationship definitions. +See the relationships documentation of how to set arbitrayr meta info. BeerDB::LondonBeer->has_a('brewery', 'BeerDB::Brewery', - order_by => 'brewery_name ASC', + order_by => 'brewery_name ASC', constraint => {location => 'London'}, 'join' => {'brewery_tablecolumn => 'beer_obj_column'}, ); - + =item no_hidden_constraints -- Tell AsForm not to make hidden inputs for relationship constraints. It does -this sometimes when making foreign inputs . +this sometimes when making foreign inputs. However, i think it should not +do this and that the FromCGI 's _create_related method should do it. =back @@ -214,29 +212,29 @@ columns and a hashref of hashes of arguments for each column. If called with an # and dont want to call to_field a bunch of times just to tweak one or # two of them. $self->to_cgi(@cols, {brewery => { - how => 'textfield' # too big for select + how => 'textfield' # too big for select }, - style => { - column_nullable => 0, - how => 'select', - items => ['Ale', 'Lager'] + style => { + column_nullable => 0, + how => 'select', + items => ['Ale', 'Lager'] } - } + }); =cut sub to_cgi { - my ($class, @columns) = @_; # pjs -- added columns arg - my $args = {}; - if (not @columns) { - @columns = $class->columns; - # Eventually after stabalization, we could add display_columns - #keys map { $_ => 1 } ($class->display_columns, $class->columns); - } - else { - if ( ref $columns[-1] eq 'HASH' ) { $args = pop @columns; } - } - map { $_ => $class->to_field($_, $args->{$_}) } @columns; + my ($class, @columns) = @_; # pjs -- added columns arg + my $args = {}; + if (not @columns) { + @columns = $class->columns; + # Eventually after stabalization, we could add display_columns + #keys map { $_ => 1 } ($class->display_columns, $class->columns); + } + else { + if ( ref $columns[-1] eq 'HASH' ) { $args = pop @columns; } + } + map { $_ => $class->to_field($_, $args->{$_}) } @columns; } =head2 to_field($field [, $how][, $args]) @@ -255,23 +253,29 @@ See C. You can also pass this argument in $args->{how}. =cut sub to_field { - my ($self, $field, $how, $args) = @_; - if (ref $how) { $args = $how; $how = ''; } - unless ($how) { $how = $args->{how} || ''; } + my ($self, $field, $how, $args) = @_; + if (ref $how) { $args = $how; $how = ''; } + unless ($how) { $how = $args->{how} || ''; } #warn "In to_field field is $field how is $how. args ar e" . Dumper($args) . " \n"; + # Set sensible default value + unless ($args->{default}) { + my $def = $self->column_default($field); + # exclude defaults we don't want actually put as value for input + if (defined $def) { + $def = $def =~ /(^0000-00-00.*$|^0[0]*$|^0\.00$|CURRENT_TIMESTAMP|NULL)/i ? '' : $def ; + $args->{default} = $def; + } + } - #if (ref $field) { $args = $field; $field = '' } - #use Data::Dumper; - #warn "args to_field are $field, . " . Dumper($how) . " , " . Dumper($args); - - return $self->_field_from_how($field, $how, $args) || - $self->_field_from_relationship($field, $args) || - $self->_field_from_column($field, $args) || - $self->_to_textfield($field, $args); + return $self->_field_from_how($field, $how, $args) || + $self->_field_from_relationship($field, $args) || + $self->_field_from_column($field, $args) || + $self->_to_textfield($field, $args); } + =head2 search_inputs my $cgi = $class->search_inputs ([$args]); # optional $args @@ -288,7 +292,7 @@ the value is a list ref of columns to search on in the related class. Example: sub BeerDB::Beer::search_columns { - return ( 'name' , 'rating', { brewery => [ 'name', 'location'] } ); + return ( 'name' , 'rating', { brewery => [ 'name', 'location'] } ); } # Now foreign inputs are made for Brewery name and location and the @@ -298,65 +302,65 @@ Example: sub search_inputs { - my ($class, $args) = @_; - $class = ref $class || $class; - #my $accssr_class = { $class->accessor_classes }; - my %cgi; - - $args->{columns} ||= $class->can('search_columns') ?[$class->search_columns] : [$class->display_columns]; - - foreach my $field ( @{ $args->{columns} } ) { - my $base_args = { - no_hidden_constraints => 1, - column_nullable => 1, # empty option on select boxes - value => '', - }; - if ( ref $field eq "HASH" ) { # foreign search fields - my ($accssr, $cols) = each %$field; - $base_args->{columns} = $cols; - unless ( @$cols ) { - # default to search fields for related - #$cols = $accssr_class->{$accssr}->search_columns; - die ("$class search_fields error: Must specify at least one column to search in the foreign object named '$accssr'"); - } - my $fcgi = $class->to_field($accssr, 'foreign_inputs', $base_args); - - # unset the default values for a select box - foreach (keys %$fcgi) { - my $el = $fcgi->{$_}; - if ($el->tag eq 'select') { - - $class->unselect_element($el); - my ($first, @content) = $el->content_list; - my @fc = $first->content_list; - my $val = $first ? $first->attr('value') : undef; - if ($first and (@fc > 0 or (defined $val and $val ne '')) ) { # something ( $first->attr('value') ne '' or - - #(defined $first->attr('value') or $first->attr('value') ne '')) - # push an empty option on stactk - $el->unshift_content(HTML::Element->new('option')); - } + my ($class, $args) = @_; + $class = ref $class || $class; + #my $accssr_class = { $class->accessor_classes }; + my %cgi; + + $args->{columns} ||= $class->can('search_columns') ?[$class->search_columns] : [$class->display_columns]; + + foreach my $field ( @{ $args->{columns} } ) { + my $base_args = { + no_hidden_constraints => 1, + column_nullable => 1, # empty option on select boxes + value => '', + }; + if ( ref $field eq "HASH" ) { # foreign search fields + my ($accssr, $cols) = each %$field; + $base_args->{columns} = $cols; + unless ( @$cols ) { + # default to search fields for related + #$cols = $accssr_class->{$accssr}->search_columns; + die ("$class search_fields error: Must specify at least one column to search in the foreign object named '$accssr'"); + } + my $fcgi = $class->to_field($accssr, 'foreign_inputs', $base_args); + + # unset the default values for a select box + foreach (keys %$fcgi) { + my $el = $fcgi->{$_}; + if ($el->tag eq 'select') { + + $class->unselect_element($el); + my ($first, @content) = $el->content_list; + my @fc = $first->content_list; + my $val = $first ? $first->attr('value') : undef; + if ($first and (@fc > 0 or (defined $val and $val ne '')) ) { # something ( $first->attr('value') ne '' or + + #(defined $first->attr('value') or $first->attr('value') ne '')) + # push an empty option on stactk + $el->unshift_content(HTML::Element->new('option')); + } + } + + } + $cgi{$accssr} = $fcgi; + delete $base_args->{columns}; + } + else { + $cgi{$field} = $class->to_field($field, $base_args); #{no_select => $args->{no_select}{$field} }); + my $el = $cgi{$field}; + if ($el->tag eq 'select') { + $class->unselect_element($el); + my ($first, @content) = $el->content_list; + if ($first and $first->content_list) { # something + #(defined $first->attr('value') or $first->attr('value') ne '')) + # push an empty option on stactk + $el->unshift_content(HTML::Element->new('option')); + } + } } - - } - $cgi{$accssr} = $fcgi; - delete $base_args->{columns}; } - else { - $cgi{$field} = $class->to_field($field, $base_args); #{no_select => $args->{no_select}{$field} }); - my $el = $cgi{$field}; - if ($el->tag eq 'select') { - $class->unselect_element($el); - my ($first, @content) = $el->content_list; - if ($first and $first->content_list) { # something - #(defined $first->attr('value') or $first->attr('value') ne '')) - # push an empty option on stactk - $el->unshift_content(HTML::Element->new('option')); - } - } - } - } - return \%cgi; + return \%cgi; } @@ -368,14 +372,14 @@ sub search_inputs { =cut sub unselect_element { - my ($self, $el) = @_; - #unless (ref $el eq 'HTML::Element') { - #$self->_croak ('Need an HTML::Element to unselect. You gave a ' . Dumper($el)); } - if ($el->tag eq 'select') { - foreach my $opt ($el->content_list) { - $opt->attr('selected', undef) if $opt->attr('selected'); - } - } + my ($self, $el) = @_; + #unless (ref $el eq 'HTML::Element') { + #$self->_croak ('Need an HTML::Element to unselect. You gave a ' . Dumper($el)); } + if ($el->tag eq 'select') { + foreach my $opt ($el->content_list) { + $opt->attr('selected', undef) if $opt->attr('selected'); + } + } } =head2 _field_from_how($field, $how,$args) @@ -386,17 +390,17 @@ Override at will. =cut sub _field_from_how { - my ($self, $field, $how, $args) = @_; - return unless $how; - $args ||= {}; - no strict 'refs'; - my $meth = "_to_$how"; - if (not $self->can($meth)) { - warn "Class can not $meth"; + my ($self, $field, $how, $args) = @_; + return unless $how; + $args ||= {}; + no strict 'refs'; + my $meth = "_to_$how"; + if (not $self->can($meth)) { + warn "Class can not $meth"; + return; + } + return $self->$meth($field, $args); return; - } - return $self->$meth($field, $args); - return; } =head2 _field_from_relationship($field, $args) @@ -409,41 +413,41 @@ For has_a it will give select box =cut sub _field_from_relationship { - my ($self, $field, $args) = @_; - return unless $field; - my $rel_meta = $self->related_meta('r',$field) || return; - my $rel_name = $rel_meta->{name}; - #my $meta = $self->meta_info; - #grep{ defined $meta->{$_}{$field} } keys %$meta; - my $fclass = $rel_meta->foreign_class; - my $fclass_is_cdbi = $fclass ? $fclass->isa('Class::DBI') : 0; - - # maybe has_a select - if ($rel_meta->{name} eq 'has_a' and $fclass_is_cdbi) { - # This condictions allows for trumping of the has_a args - if (not $rel_meta->{args}{no_select} and not $args->{no_select}) - { - $args->{class} = $fclass; - return $self->_to_select($field, $args); + my ($self, $field, $args) = @_; + return unless $field; + my $rel_meta = $self->related_meta('r',$field) || return; + my $rel_name = $rel_meta->{name}; + #my $meta = $self->meta_info; + #grep{ defined $meta->{$_}{$field} } keys %$meta; + my $fclass = $rel_meta->foreign_class; + my $fclass_is_cdbi = $fclass ? $fclass->isa('Class::DBI') : 0; + + # maybe has_a select + if ($rel_meta->{name} eq 'has_a' and $fclass_is_cdbi) { + # This condictions allows for trumping of the has_a args + if (not $rel_meta->{args}{no_select} and not $args->{no_select}) + { + $args->{class} = $fclass; + return $self->_to_select($field, $args); + } + return; } - return; - } - # maybe has many select - if ($rel_meta->{name} eq 'has_many' and $fclass_is_cdbi and ref $self) { - # This condictions allows for trumping of the has_a args - if (not $rel_meta->{args}{no_select} and not $args->{no_select}) - { - $args->{class} = $fclass; - my @itms = $self->$field; # need list not iterator - $args->{items} = \@itms; - return $self->_to_select($field, $args); + # maybe has many select + if ($rel_meta->{name} eq 'has_many' and $fclass_is_cdbi and ref $self) { + # This condictions allows for trumping of the has_a args + if (not $rel_meta->{args}{no_select} and not $args->{no_select}) + { + $args->{class} = $fclass; + my @itms = $self->$field; # need list not iterator + $args->{items} = \@itms; + return $self->_to_select($field, $args); + } + return; } - return; - } - - - #NOOO! maybe select from has_many + + + #NOOO! maybe select from has_many # if ($rel_type eq 'has_many' and ref $self) { # $args->{items} ||= [$self->$field]; # # arg name || fclass pk name || field @@ -452,17 +456,17 @@ sub _field_from_relationship { # } # return $self->_to_select($field, $args); # } -# - # maybe foreign inputs - my %local_cols = map { $_ => 1 } $self->columns; # includes is_a cols - if ($fclass_is_cdbi and (not $local_cols{$field} or $rel_name eq 'has_own')) - { - $args->{related_meta} = $rel_meta; # suspect faster to set these args - return $self->_to_foreign_inputs($field, $args); - } - return; + # + # maybe foreign inputs + my %local_cols = map { $_ => 1 } $self->columns; # includes is_a cols + if ($fclass_is_cdbi and (not $local_cols{$field} or $rel_name eq 'has_own')) + { + $args->{related_meta} = $rel_meta; # suspect faster to set these args + return $self->_to_foreign_inputs($field, $args); + } + return; } - + =head2 _field_from_column($field, $args) Returns an input based on the column's characteristics, namely type, or nothing. @@ -471,111 +475,111 @@ Override at will. =cut sub _field_from_column { - my ($self, $field, $args) = @_; - return unless $field; - my $class = ref $self || $self; - # Get column type - unless ($args->{column_type}) { - if ($class->can('column_type')) { - $args->{column_type} = $class->column_type($field); - } - else { - # Right, have some of this - eval "package $class; Class::DBI::Plugin::Type->import()"; - $args->{column_type} = $class->column_type($field); + my ($self, $field, $args) = @_; + return unless $field; + my $class = ref $self || $self; + # Get column type + unless ($args->{column_type}) { + if ($class->can('column_type')) { + $args->{column_type} = $class->column_type($field); + } + else { + # Right, have some of this + eval "package $class; Class::DBI::Plugin::Type->import()"; + $args->{column_type} = $class->column_type($field); + } } - } - my $type = $args->{column_type}; + my $type = $args->{column_type}; - return $self->_to_textfield($field, $args) + return $self->_to_textfield($field, $args) if $type and $type =~ /^(VAR)?CHAR/i; #common type - return $self->_to_textarea($field, $args) + return $self->_to_textarea($field, $args) if $type and $type =~ /^(TEXT|BLOB)$/i; - return $self->_to_enum_select($field, $args) + return $self->_to_enum_select($field, $args) if $type and $type =~ /^ENUM\((.*?)\)$/i; - return $self->_to_bool_select($field, $args) + return $self->_to_bool_select($field, $args) if $type and $type =~ /^BOOL/i; - return $self->_to_readonly($field, $args) - if $type and $type =~ /^readonly$/i; - return; + return $self->_to_readonly($field, $args) + if $type and $type =~ /^readonly$/i; + return; } sub _to_textarea { - my ($self, $col, $args) = @_; - # pjs added default - $args ||= {}; - my $val = $args->{value}; - - unless (defined $val) { - if (ref $self) { - $val = $self->$col; - } - else { - $val = eval {$self->column_default($col);}; - $val = '' unless defined $val; + my ($self, $col, $args) = @_; + # pjs added default + $args ||= {}; + my $val = $args->{value}; + + unless (defined $val) { + if (ref $self) { + $val = $self->$col; + } + else { + $val = $args->{default}; + $val = '' unless defined $val; + } } - } - my ($rows, $cols) = _box($val); - $rows = $args->{rows} if $args->{rows}; - $cols = $args->{cols} if $args->{cols};; - my $name = $args->{name} || $col; - my $a = + my ($rows, $cols) = _box($val); + $rows = $args->{rows} if $args->{rows}; + $cols = $args->{cols} if $args->{cols};; + my $name = $args->{name} || $col; + my $a = HTML::Element->new("textarea", name => $name, rows => $rows, cols => $cols); - $a->push_content($val); - $OLD_STYLE && return $a->as_HTML; - $a; + $a->push_content($val); + $OLD_STYLE && return $a->as_HTML; + $a; } sub _to_textfield { - my ($self, $col, $args ) = @_; - use Carp qw/confess/; - confess "No col passed to _to_textfield" unless $col; - $args ||= {}; - my $val = $args->{value}; - my $name = $args->{name} || $col; - - unless (defined $val) { - if (ref $self) { - # Case where column inflates. - # Input would get stringification which could be not good. - # as in the case of Time::Piece objects - $val = $self->can($col) ? $self->$col : ''; # in case it is a virtual column - if (ref $val) { - if (my $meta = $self->related_meta('',$col)) { - if (my $code = $meta->{args}{deflate4edit} || $meta->{args}{deflate} ) { - $val = ref $code ? &$code($val) : $val->$code; - } - elsif ( $val->isa('Class::DBI') ) { - $val = $val->id; - } - else { - #warn "No deflate4edit code defined for $val of type " . - #ref $val . ". Using the stringified value in textfield.."; - } - } + my ($self, $col, $args ) = @_; + use Carp qw/confess/; + confess "No col passed to _to_textfield" unless $col; + $args ||= {}; + my $val = $args->{value}; + my $name = $args->{name} || $col; + + unless (defined $val) { + if (ref $self) { + # Case where column inflates. + # Input would get stringification which could be not good. + # as in the case of Time::Piece objects + $val = $self->can($col) ? $self->$col : ''; # in case it is a virtual column + if (ref $val) { + if (my $meta = $self->related_meta('',$col)) { + if (my $code = $meta->{args}{deflate4edit} || $meta->{args}{deflate} ) { + $val = ref $code ? &$code($val) : $val->$code; + } + elsif ( $val->isa('Class::DBI') ) { + $val = $val->id; + } + else { + #warn "No deflate4edit code defined for $val of type " . + #ref $val . ". Using the stringified value in textfield.."; + } + } + else { + $val = $val->id if $val->isa("Class::DBI"); + } + } + + } else { - $val = $val->id if $val->isa("Class::DBI"); - } - } - - } - else { - $val = eval {$self->column_default($col);}; - $val = '' unless defined $val; - } - } - my $a; - # THIS If section is neccessary or you end up with "value" for a vaiue - # if val is - $val = '' unless defined $val; - $a = HTML::Element->new("input", type => "text", name => $name, value =>$val); - $OLD_STYLE && return $a->as_HTML; - $a; + $val = $args->{default}; + $val = '' unless defined $val; + } + } + my $a; + # THIS If section is neccessary or you end up with "value" for a vaiue + # if val is + $val = '' unless defined $val; + $a = HTML::Element->new("input", type => "text", name => $name, value =>$val); + $OLD_STYLE && return $a->as_HTML; + $a; } -# Too expensive version -- TODO +# Old version #sub _to_select { # my ($self, $col, $hint) = @_; # my $fclass = $hint || $self->__hasa_rels->{$col}->[0]; @@ -595,25 +599,21 @@ sub _to_textfield { -# pjs -# -- Rewrote this to be efficient -- no object creation. -# -- Added option for CDBI classes to specify a limiting clause -# via "has_a_select_limit". -# -- Added selected argument to set a selected =head2 recognized arguments - + selected => $object|$id, name => $name, value => $value, where => SQL 'WHERE' clause, order_by => SQL 'ORDER BY' clause, + constraint => hash of constraints to search limit => SQL 'LIMIT' clause, items => [ @items_of_same_type_to_select_from ], class => $class_we_are_selecting_from stringify => $stringify_coderef|$method_name - - + + # select box requirements @@ -623,18 +623,18 @@ sub _to_textfield { # related class and you choose one. #Or explicitly you can create one and pass options like where and order BeerDB::Beer->to_field('brewery','select', {where => "location = 'Germany'"); - + # For has_many the default is to get a multiple select box with all objects. # If called as an object method, the objects existing ones will be selected. Brewery::BeerDB->to_field('beers','select', {where => "rating > 5"}); - + =head2 2. a select box for objects of arbitrary class -- say BeerDB::Beer for fun. # general BeerDB::Beer->to_field('', 'select', $options) BeerDB::Beer->to_field('', 'select'); # Select box of all the rows in class - # with PK as ID, $Class->to_field() same. + # with PK as ID, $Class->to_field() same. BeerDB::Beer->to_field('','select',{ where => "rating > 3 AND class like 'Ale'", order_by => 'rating DESC, beer_id ASC' , limit => 10}); # specify exact where clause @@ -645,24 +645,24 @@ sub _to_textfield { # 3. a select box for arbitrary set of objects # Pass array ref of objects as first arg rather than field $any_class_or_obj->to_field([BeerDB::Beer->search(favorite => 1)], 'select',); - + =cut sub _to_select { - my ($self, $col, $args) = @_; - $args ||= {}; - # Do we have items already ? Go no further. - if ($args->{items} and ref $args->{items}) { - my $a = $self->_select_guts($col, $args); + my ($self, $col, $args) = @_; + $args ||= {}; + # Do we have items already ? Go no further. + if ($args->{items} and ref $args->{items}) { + my $a = $self->_select_guts($col, $args); $OLD_STYLE && return $a->as_HTML; if ($args->{multiple}) { $a->attr('multiple', 'multiple');} return $a; } + + # Proceed with work - # Else what are we making a select box out of ? - # No Column parameter -- means making a select box of args->class or self - # Using all rows from class's table + my $rel_meta; if (not $col) { unless ($args->{class}) { $args->{class} = ref $self || $self; @@ -673,7 +673,7 @@ sub _to_select { $col = $args->{class}->primary_column; } # Related Class maybe ? - elsif (my $rel_meta = $self->related_meta('r:)', $col) ) { + elsif ($rel_meta = $self->related_meta('r:)', $col) ) { $args->{class} = $rel_meta->{foreign_class}; # related objects pre selected if object @@ -723,7 +723,16 @@ sub _to_select { } # Get items to select from - $args->{items} = _select_items($args); + my $items = _select_items($args); # array of hashrefs + + # Turn items into objects if related + if ($rel_meta and not $args->{no_construct}) { + my @objs = (); + push @objs, $rel_meta->{foreign_class}->construct($_) foreach @$items; + $args->{items} = \@objs; + } + else { $args->{items} = $items; } + #use Data::Dumper; #warn "Just got items. They are " . Dumper($args->{items}); @@ -752,7 +761,7 @@ sub _list_intersect { ############ # FUNCTION # ############ -# Get Items +# Get Items returns array of hashrefs sub _select_items { my $args = shift; my $fclass = $args->{class}; @@ -779,7 +788,11 @@ sub _select_items { $sql .= " LIMIT " . $args->{limit} if $args->{limit}; #warn "_select_items sql is : $sql"; - return $fclass->db_Main->selectall_arrayref($sql); + my $sth = $fclass->db_Main->prepare($sql); + $sth->execute; + my @data; + while ( my $d = $sth->fetchrow_hashref ) {push @data, $d}; + return \@data; } @@ -803,11 +816,7 @@ sub _to_readonly { =head2 _to_enum_select -$sel_box = $self->_to_enum_select($column, "ENUM('Val1','Val2','Val3')"); - -Returns an enum select box given a column name and an enum string. -NOTE: The Plugin::Type does not return an enum string for mysql enum columns. -This will not work unless you write your own column_type method in your model. +Returns a select box for the an enum column type. =cut @@ -819,11 +828,9 @@ sub _to_enum_select { my @enum_vals = split /\s*,\s*/, $enum; # determine which is pre selected -- - # if obj, the value is , otherwise use column_default which is the first - # value in the enum list unless it has been overridden my $selected = eval { $self->$col }; - $selected = eval{$self->column_default($col)} unless defined $selected; - $selected = $enum_vals[0] unless defined $selected; + $selected = $args->{default} unless defined $selected; + $selected = $enum_vals[0] unless defined $selected; my $a = HTML::Element->new("select", name => $col); for ( @enum_vals ) { @@ -839,15 +846,9 @@ sub _to_enum_select { =head2 _to_bool_select - my $sel = $self->_to_bool_select($column, $bool_string); - -This makes select input for boolean column. You can provide a -bool string of form: Bool('zero','one') and those are used for option -content. Onthervise No and Yes are used. -TODO -- test without bool string. +Returns a "No/Yes" select box for a boolean column type. =cut - # TCODO fix this mess with args sub _to_bool_select { my ($self, $col, $args) = @_; @@ -858,11 +859,11 @@ sub _to_bool_select { @bool_text = split /,/, $bool; } - # get selectedod + # get selected my $selected = $args->{value} if defined $args->{value}; $selected = $args->{selected} unless defined $selected; - $selected = ref $self ? eval {$self->$col;} : $self->column_default($col) + $selected = ref $self ? eval {$self->$col;} : $args->{default} unless (defined $selected); my $a = HTML::Element->new("select", name => $col); @@ -886,34 +887,30 @@ sub _to_bool_select { } -=head2 _to_hidden($col, $args) +=head2 _to_hidden($field, $args) -This makes a hidden html element. Give it a name and value or if name is -a ref it will use the PK name and value of the object. +This makes a hidden html element input. It uses the "name" and "value" +arguments. If one or both are not there, it will look for an object in +"items->[0]" or the caller. Then it will use $field or the primary key for +name and the value of the column by the derived name. =cut sub _to_hidden { - my ($self, $name, $val) = @_; - my $args = {}; - my $obj; - if (ref $name and $name->isa("Class::DBI")) { - $obj = $name; - $name= ($obj->primary_columns)[0]->name; - } - if (ref $val) { - $args = $val; - $val = $args->{value}; - $name = $args->{name} if $args->{name}; - } - elsif (not $name ) { # hidding object caller - $self->_croak("No object available in _to_hidden") unless ref $self; - $name = ($self->primary_column)[0]->name; - $val = $self->id; - } + my ($self, $field, $args) = @_; + $args ||= {}; + my ($name, $value) = ($args->{'name'}, $args->{value}); + $name = $field unless defined $name; + if (! defined $name and !defined $value) { # check for objects + my $obj = $args->{items}->[0] || $self; + unless (ref $obj) { die "_to_hidden cannot determine a value. It was passed a value argument or items object or called with an object."; } + $name = $obj->primary_column->name unless $name; + $value = $obj->$name unless $value; + } + return HTML::Element->new('input', 'type' => 'hidden', - 'name' => $name, 'value'=>$val - ); + 'name' => $name, 'value'=>$value); + } =head2 _to_link_hidden($col, $args) @@ -948,28 +945,24 @@ sub _to_link_hidden { my $href = $uri || $r->config->{uri_base} . "/". $obj->table."/view/".$obj->id; my $a = HTML::Element->new('a', 'href' => $href); $a->push_content("$obj"); - $a->push_content($self->_to_hidden($name, $obj->id)); + $a->push_content($self->to_field('blahfooey', 'hidden', {name => $name, value => $obj->id} )); + $OLD_STYLE && return $a->as_HTML; $a; } =head2 _to_foreign_inputs -$html_els = $class_or_obj->_to_foreign_inputs($accssr, [$fields, $accssr_meta]); - -Get inputs for the accessor's class. Pass an array ref of fields to get -inputs for only those fields. Otherwise display_columns or all columns is used. -If you have the meta info handy for the accessor you can pass that too. - -TODO make AsForm know more about the request like what action we are doing -so it can use edit columns or search_columns +Creates inputs for a foreign class, usually related to the calling class or +object. In names them so they do not clash with other names and so they +can be processed generically. See _rename_foreign_inputs below and +Maypole::Model::CDBI::FromCGI::classify_foreign_inputs. -NOTE , this names the foreign inputs is a particular way so they can be -processed with a general routine and so there are not name clashes. +Arguments this recognizes are : -args - -related_meta -- if you have this, great, othervise it will determine or die -columns -- list of columns to make inputs for + related_meta -- if you have this, great, othervise it will determine or die + columns -- list of columns to make inputs for + request (r) -- TODO the Maypole request so we can see what action =cut @@ -1001,7 +994,8 @@ sub _to_foreign_inputs { # Make hidden inputs for constrained columns unless we are editing object # TODO -- is this right thing to do? unless (ref $classORobj || $args->{no_hidden_constraints}) { - $inputs{$_} = $classORobj->_to_hidden($_, $constrained->{$_}) + $inputs{$_} = $classORobj->to_field('blahfooey', 'hidden', + {name => $_, value => $constrained->{$_}} ) foreach ( keys %$constrained ); } $self->_rename_foreign_input($accssr, \%inputs); @@ -1011,17 +1005,20 @@ sub _to_foreign_inputs { =head2 _hash_selected -Method to make sense out of the "selected" argument which can be in a number -of formats perhaps. It returns a hashref with the the values of options to be -as the keys. +*Function* to make sense out of the "selected" argument which has values of the +options that should be selected by default when making a select box. It +can be in a number formats. This method returns a map of which options to +select with the values being the keys in the map ( {val1 => 1, val2 = 1} ). -Below handles these formats for the "selected" slot in the arguments hash: - Object (with id method) - Scalar (assumes it is value) - Array ref *OF* objects, arrays of data (0 elmnt used), hashes of data - (id key used), and simple scalars. - +Currently this method handles the following formats for the "selected" argument +and in the following ways + Object -- uses the id method to get the value + Scalar -- assumes it *is* the value + Array ref of objects -- same as Object + Arrays of data -- uses the 0th element in each + Hashes of data -- uses key named 'id' + =cut ############ @@ -1077,9 +1074,10 @@ sub _hash_selected { =head2 _select_guts -Internal api method to make the actual select box form elements. +Internal api method to make the actual select box form elements. +the data. -3 types of lists making for -- +Items to make options out of can be Hash, Array, Array of CDBI objects. Array of scalars , @@ -1250,7 +1248,7 @@ sub _options_from_hashes { $opt->attr(selected => "selected") if $selected->{$val}; my $content = ($fclass and $stringify and $fclass->can($stringify)) ? $fclass->$stringify($_) : - join(' ', @$_); + join(' ', keys %$_); $opt->push_content( $content ); push @res, $opt; } @@ -1269,6 +1267,12 @@ sub _options_from_hashes { # return ($select, $create); #} + +=head2 _to_checkbox + +Makes a checkbox element -- TODO + +=cut # # checkboxes: if no data in hand (ie called as class method), replace # with a radio button, in order to allow this field to be left @@ -1288,7 +1292,11 @@ sub _to_checkbox { return $a; } +=head2 _to_radio +Makes a radio button element -- TODO + +=cut # TODO -- make this general radio butons # sub _to_radio { @@ -1355,7 +1363,8 @@ sub _rename_foreign_input { =head2 foreign_input_delimiter -This tells AsForm what to use to delmit forieign_input names with. The name has the form -- $foreign_accessor. $DELIMITER . $foreign_column +This tells AsForm what to use to delmit forieign input names. This is important +to avoid name clashes as well as automating processing of forms. =cut @@ -1398,6 +1407,8 @@ sub _box =head1 CHANGES +1.0 +15-07-2004 -- Initial version =head1 MAINTAINER Maypole Developers diff --git a/t/db_colinfo.t b/t/db_colinfo.t index cb1b436..ef2466f 100755 --- a/t/db_colinfo.t +++ b/t/db_colinfo.t @@ -2,7 +2,7 @@ use Test::More; use lib 'ex'; # Where BeerDB should live BEGIN { - plan tests => 26; + plan tests => 44; } $db = 'test'; @@ -12,7 +12,7 @@ $table = "beer_test"; $sql = " create table $table ( id integer auto_increment primary key, - name char(30), + name char(30) NOT NULL default 'noname', url varchar(120), score smallint(2), price decimal(3,2), @@ -22,7 +22,7 @@ create table $table ( tasted date NOT NULL, created timestamp default CURRENT_TIMESTAMP, modified datetime default NULL, - style mediumint(8) default 1, + style mediumint(8) NOT NULL default 1, brewery integer default NULL );"; @@ -39,10 +39,28 @@ create table $table ( score => 'smallint', price => 'decimal', abv => 'varchar', - notes => '(text|blob)', + notes => '(text|blob)', image => 'blob', ); +# correct defaults +%correct_defaults = ( + created => 'CURRENT_TIMESTAMP', + modified => undef, + style => 1, + name => 'noname', +); + +# correct nullables +%correct_nullables = ( + brewery => 1, + modified => 1, + style => 0, + name => 0, + tasted => 0, +); + + # Runs tests on column_* method of $class using %correct data hash # usage: run_method_tests ($class, $method, %correct); sub run_method_tests { @@ -86,7 +104,7 @@ if ($databases{test}) { $skip_msg = "Could not connect to MySQL using database 'test' as it doesn't exist, sorry"; } -$skip_howmany = 13; +$skip_howmany = 22; SKIP: { skip $skip_msg, $skip_howmany if $err; @@ -94,8 +112,8 @@ SKIP: { $DB_Class->db_Main->do($sql); $DB_Class->table($table); run_method_tests($DB_Class,'column_type', %correct_types); - #run_method_tests($DB_Class,'column_default', %correct_defaults); - #run_method_tests($DB_Class,'column_nullable', %correct_defaults); + run_method_tests($DB_Class,'column_default', %correct_defaults); + run_method_tests($DB_Class,'column_nullable', %correct_nullables); }; # SQLite test @@ -107,7 +125,6 @@ package main; $DB_Class = 'BeerDB::BeerTestsqlite'; $err = undef; -#unlink "t/test.db"; if ( !-e "t/test.db" ) { eval {make_sqlite_db($sql)}; $err = $@; @@ -121,20 +138,18 @@ unless ($err) { } $skip_msg = "Could not connect to SQLite database 't/test.db'"; -$skip_howmany = 13; +$skip_howmany = 22; SKIP: { skip $skip_msg, $skip_howmany if $err; $DB_Class->table($table); run_method_tests($DB_Class,'column_type', %correct_types); - #run_method_tests($DB_Class,'column_default', %correct_defaults); - #run_method_tests($DB_Class,'column_nullable', %correct_defaults); + run_method_tests($DB_Class,'column_default', %correct_defaults); + run_method_tests($DB_Class,'column_nullable', %correct_nullables); }; - - # Helper methods, TODO -- put these somewhere where tests can use them. # returns "best" available sqlite driver or dies -- 2.39.2