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package CGI::Ex::Recipes::DBIx; |
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3
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1
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1
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7
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use strict; |
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1
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48
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use warnings; |
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33
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5
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use utf8; |
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692427
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use DBI; |
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22431
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1
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80
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1
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1
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1485
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use DBD::SQLite; |
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11434
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1275
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use SQL::Abstract; |
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12750
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1
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use Carp qw(carp cluck croak); |
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1
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91
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8
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use vars qw(@EXPORT_OK); |
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1
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require Exporter; |
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use base qw(Exporter); |
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771
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@EXPORT_OK = qw( |
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dbh |
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sql |
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create_tables |
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categories |
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recipes |
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); |
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our $VERSION = '0.02'; |
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sub dbh { |
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my $self = shift; |
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0
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if (! $self->{'dbh'}) { |
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0
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my $file = ($ENV{SITE_ROOT} || $self->base_dir_abs->[0] ) . '/' . $self->conf->{'db_file'} |
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|| './data/recipes.sqlite'; |
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0
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my $exists = -e $file; |
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0
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my $package = $self->{'_package'} || 'somethingsligthlylessborring'; |
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0
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$self->{'dbh'} = DBI->connect( |
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"dbi:SQLite:dbname=$file", '', '', |
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{ |
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#'private_'. $package => $package , |
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RaiseError => 1, |
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} |
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); |
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0
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0
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$self->create_tables if !$exists; |
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0
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warn 'New db connetion initiated!'; |
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} |
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0
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return $self->{'dbh'}; |
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} |
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44
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45
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sub create_tables { |
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0
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0
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1
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my $self = shift; |
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#TODO:move SQL in a file |
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0
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$self->dbh->do("CREATE TABLE recipes ( |
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id INTEGER PRIMARY KEY AUTOINCREMENT, |
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-- pid: id of the category in which this row will be placed |
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pid INTEGER NOT NULL, |
52
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-- is_category: is this recipe a category or not |
53
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is_category INTEGER NOT NULL DEFAULT 0, |
54
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-- sortorder: id of the field after which this field will be showed |
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sortorder INTEGER NOT NULL, |
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-- title: title of the recipe |
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title VARCHAR(100) NOT NULL, |
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-- problem: short description of the problem which this recipe solves |
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problem VARCHAR(255) NOT NULL, |
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-- analysis: analysis of the problem (why it occured etc.) |
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analysis TEXT NOT NULL, |
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-- solution: provide one or several solutions |
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solution TEXT NOT NULL, |
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-- tstamp: last modification in unix timestamp format |
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tstamp INTEGER NOT NULL, |
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-- date_added: creation date in unix timestamp format |
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date_added INTEGER NOT NULL |
68
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)"); |
69
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70
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0
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$self->dbh->do("CREATE TABLE cache ( |
71
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id VARCHAR(32) PRIMARY KEY, |
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value TEXT NOT NULL, |
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tstamp INTEGER NOT NULL, |
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expires INTEGER NOT NULL |
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)"); |
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} |
77
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78
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sub sql { |
79
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0
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0
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0
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my $self = shift; |
80
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0
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0
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if (! $self->{'sql'}) { |
81
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0
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$self->{'sql'} = SQL::Abstract->new; |
82
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} |
83
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0
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return $self->{'sql'}; |
84
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} |
85
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86
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#Suitable for preparing a left menu in some view/template |
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sub categories { |
88
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0
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0
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1
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my $self = shift; |
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0
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0
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my $fields = shift || [qw(id pid is_category title)]; |
90
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0
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0
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my $where = shift || {pid=>0}; |
91
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#make shure we want categories |
92
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0
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0
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$where->{is_category} ||= 1; |
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0
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0
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my $order = shift || ['sortorder']; |
94
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0
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my ($s, @bind) = $self->sql->select('recipes',$fields,$where,$order); |
95
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0
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return $self->dbh->selectall_arrayref($s,{Slice => {} ,MaxRows=>1000,},@bind); |
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} |
97
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98
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#note: this method is more general than categories. returns all recipes with given pid||0 |
99
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sub recipes { |
100
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0
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0
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1
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my $self = shift; |
101
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0
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0
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my $fields = shift || '*'; |
102
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0
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0
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my $where = shift || { pid => 0, id => { '!=', 0 } }; |
103
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0
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0
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my $order = shift || ['sortorder']; |
104
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0
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my ($s, @bind) = $self->sql->select('recipes',$fields,$where,$order); |
105
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0
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return $self->dbh->selectall_arrayref($s,{Slice => {} ,MaxRows=>1000,},@bind); |
106
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} |
107
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108
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1; # End of CGI::Ex::Recipes::DBIx |
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110
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__END__ |