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1 | package DBIx::Class::Schema::Journal; |
2 | |
3 | use base qw/DBIx::Class/; |
4 | |
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5 | use Scalar::Util 'blessed'; |
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6 | use DBIx::Class::Schema::Journal::DB; |
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7 | |
8 | __PACKAGE__->mk_classdata('journal_storage_type'); |
9 | __PACKAGE__->mk_classdata('journal_connection'); |
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10 | __PACKAGE__->mk_classdata('journal_sources'); ## [ source names ] |
11 | __PACKAGE__->mk_classdata('journal_user'); ## [ class, field for user id ] |
12 | __PACKAGE__->mk_classdata('_journal_schema'); |
13 | |
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14 | sub throw_exception |
15 | { |
16 | } |
17 | |
18 | sub exception_action |
19 | { |
20 | my $self = shift; |
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21 | # print STDERR Carp::longmess; |
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22 | |
23 | $self->next::method(@_); |
24 | } |
25 | |
d19af369 |
26 | # sub load_classes |
27 | # { |
28 | # my $class = shift; |
29 | |
30 | |
31 | # $class->next::method(@_); |
32 | |
33 | # } |
34 | |
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35 | sub connection |
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36 | { |
37 | my $self = shift; |
38 | $self->next::method(@_); |
39 | |
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40 | # print STDERR join(":", $self->sources), "\n"; |
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41 | |
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42 | my $journal_schema; |
43 | if(!defined($self->journal_connection)) |
44 | { |
45 | ## If no connection, use the same schema/storage etc as the user |
46 | DBIx::Class::Componentised->inject_base(ref $self, 'DBIx::Class::Schema::Journal::DB'); |
47 | $journal_schema = $self; |
48 | } |
49 | else |
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50 | { |
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51 | $journal_schema = DBIx::Class::Schema::Journal::DB->connect(@{ $self->journal_connection }); |
52 | if($self->journal_storage_type) |
53 | { |
54 | $journal_schema->storage_type($self->journal_storage_type); |
55 | } |
d27ed438 |
56 | } |
57 | |
58 | ## get our own private version of the journaling sources |
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59 | $self->_journal_schema($journal_schema->compose_namespace(blessed($self) . '::Journal')); |
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60 | |
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61 | ## Create auditlog+history per table |
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62 | my %j_sources = @{$self->journal_sources} ? map { $_ => 1 } @{$self->journal_sources} : map { $_ => 1 } $self->sources; |
63 | foreach my $s_name ($self->sources) |
64 | { |
65 | next unless($j_sources{$s_name}); |
66 | $self->create_journal_for($s_name); |
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67 | $self->class($s_name)->load_components('Journal'); |
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68 | # print STDERR "$s_name :", $self->class($s_name), "\n"; |
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69 | } |
70 | |
71 | ## Set up relationship between changeset->user_id and this schema's user |
72 | if(!@{$self->journal_user}) |
73 | { |
74 | warn "No Journal User set!"; |
75 | return; |
76 | } |
77 | |
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78 | $self->_journal_schema->deploy(); |
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79 | $self->_journal_schema->class('ChangeSet')->belongs_to('user', @{$self->journal_user}); |
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80 | $self->_journal_schema->storage->disconnect(); |
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81 | } |
82 | |
83 | sub get_audit_log_class_name |
84 | { |
85 | my ($self, $sourcename) = @_; |
86 | |
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87 | return blessed($self->_journal_schema) . "::${sourcename}AuditLog"; |
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88 | } |
89 | |
90 | sub get_audit_history_class_name |
91 | { |
92 | my ($self, $sourcename) = @_; |
93 | |
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94 | return blessed($self->_journal_schema) . "::${sourcename}AuditHistory"; |
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95 | } |
96 | |
97 | sub create_journal_for |
98 | { |
99 | my ($self, $s_name) = @_; |
100 | |
101 | my $source = $self->source($s_name); |
102 | my $newclass = $self->get_audit_log_class_name($s_name); |
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103 | DBIx::Class::Componentised->inject_base($newclass, 'DBIx::Class::Schema::Journal::DB::AuditLog'); |
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104 | $newclass->table(lc($s_name) . "_audit_log"); |
105 | $self->_journal_schema->register_class("${s_name}AuditLog", $newclass); |
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106 | |
107 | |
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108 | my $histclass = $self->get_audit_history_class_name($s_name); |
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109 | DBIx::Class::Componentised->inject_base($histclass, 'DBIx::Class::Schema::Journal::DB::AuditHistory'); |
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110 | $histclass->table(lc($s_name) . "_audit_history"); |
111 | # $histclass->result_source_instance->name(lc($s_name) . "_audit_hisory"); |
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112 | $histclass->add_columns( |
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113 | map { $_ => $source->column_info($_) } $source->columns |
114 | ); |
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115 | |
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116 | $self->_journal_schema->register_class("${s_name}AuditHistory", $histclass); |
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117 | } |
118 | |
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119 | sub txn_do |
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120 | { |
121 | my ($self, $code) = @_; |
122 | |
123 | ## Create a new changeset, then run $code as a transaction |
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124 | my $cs = $self->_journal_schema->resultset('ChangeSet'); |
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125 | |
126 | $self->txn_begin; |
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127 | my $changeset = $cs->create({ ( $self->_journal_schema->current_user() ? ( user_id => $self->_journal_schema->current_user()) : () ), |
128 | # user_id => $self->_journal_schema->current_user(), |
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129 | session_id => $self->_journal_schema->current_session(), |
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130 | }); |
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131 | $self->_journal_schema->current_changeset($changeset->ID); |
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132 | |
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133 | $self->next::method($code); |
74f04ccc |
134 | } |
135 | |
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136 | 1; |