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1 | package DBIx::Class::Schema::Journal; |
2 | |
3 | use base qw/DBIx::Class/; |
4 | |
d27ed438 |
5 | use Scalar::Util 'blessed'; |
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6 | use DBIx::Class::Schema::Journal::DB; |
d27ed438 |
7 | |
8 | __PACKAGE__->mk_classdata('journal_storage_type'); |
9 | __PACKAGE__->mk_classdata('journal_connection'); |
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10 | __PACKAGE__->mk_classdata('journal_deploy_on_connect'); |
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11 | __PACKAGE__->mk_classdata('journal_sources'); ## [ source names ] |
12 | __PACKAGE__->mk_classdata('journal_user'); ## [ class, field for user id ] |
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13 | __PACKAGE__->mk_classdata('journal_single_schema'); |
14 | __PACKAGE__->mk_classdata('__journal_schema_prototype'); |
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15 | __PACKAGE__->mk_classdata('_journal_schema'); ## schema object for journal |
8dc58fe2 |
16 | __PACKAGE__->mk_classdata('journal_component'); |
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17 | __PACKAGE__->mk_classdata('journal_nested_changesets'); |
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18 | |
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19 | use strict; |
20 | use warnings; |
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21 | |
ec16e73a |
22 | # sub throw_exception |
23 | # { |
24 | # } |
25 | |
26 | # sub exception_action |
27 | # { |
28 | # my $self = shift; |
29 | # # print STDERR Carp::longmess; |
f3602465 |
30 | |
ec16e73a |
31 | # $self->next::method(@_); |
32 | # } |
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33 | |
d19af369 |
34 | # sub load_classes |
35 | # { |
36 | # my $class = shift; |
37 | |
38 | |
39 | # $class->next::method(@_); |
40 | |
41 | # } |
42 | |
2ae5bebc |
43 | sub _journal_schema_prototype |
44 | { |
45 | my $self = shift; |
46 | if (my $proto = $self->__journal_schema_prototype) |
47 | { |
48 | return $proto; |
49 | } |
50 | $self->__journal_schema_prototype |
51 | ( |
52 | DBIx::Class::Schema::Journal::DB->compose_namespace |
53 | ( |
54 | blessed($self) . '::Journal' |
55 | ) |
56 | ); |
57 | } |
58 | |
b5851590 |
59 | sub connection |
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60 | { |
61 | my $self = shift; |
52558dc4 |
62 | my $schema = $self->next::method(@_); |
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63 | |
8092c4ed |
64 | # print STDERR join(":", $self->sources), "\n"; |
a5222e78 |
65 | |
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66 | my $journal_schema = $self->_journal_schema_prototype; |
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67 | |
68 | if($self->journal_connection) |
d27ed438 |
69 | { |
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70 | if($self->journal_storage_type) |
71 | { |
72 | $journal_schema->storage_type($self->journal_storage_type); |
73 | } |
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74 | $journal_schema->connection(@{ $self->journal_connection }); |
75 | } else { |
76 | $journal_schema->storage( $schema->storage ); |
d27ed438 |
77 | } |
78 | |
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79 | $self->_journal_schema($journal_schema); |
80 | |
8dc58fe2 |
81 | my $comp = $self->journal_component || "Journal"; |
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82 | |
74f04ccc |
83 | ## Create auditlog+history per table |
f5c237df |
84 | my %j_sources = map { $_ => 1 } $self->journal_sources |
85 | ? @{$self->journal_sources} |
86 | : $self->sources; |
5fc8406c |
87 | |
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88 | foreach my $s_name ($self->sources) |
89 | { |
90 | next unless($j_sources{$s_name}); |
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91 | $self->create_journal_for($s_name); |
8dc58fe2 |
92 | $self->class($s_name)->load_components($comp); |
a5222e78 |
93 | # print STDERR "$s_name :", $self->class($s_name), "\n"; |
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94 | } |
95 | |
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96 | if ( $self->journal_nested_changesets ) { |
97 | $self->_journal_schema->nested_changesets(1); |
98 | die "FIXME nested changeset schema not yet supported... add parent_id to ChangeSet here"; |
99 | } |
100 | |
aa873584 |
101 | $self->journal_schema_deploy() |
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102 | if $self->journal_deploy_on_connect; |
51b16220 |
103 | |
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104 | ## Set up relationship between changeset->user_id and this schema's user |
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105 | if(!@{$self->journal_user || []}) |
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106 | { |
64b056b4 |
107 | #warn "No Journal User set!"; # no need to warn, user_id is useful even without a rel |
51b16220 |
108 | return $schema; |
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109 | } |
110 | |
c5fba518 |
111 | $self->_journal_schema->class('ChangeSet')->belongs_to('user', @{$self->journal_user}); |
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112 | $self->_journal_schema->storage->disconnect(); |
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113 | |
114 | return $schema; |
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115 | } |
116 | |
aba93491 |
117 | sub deploy |
118 | { |
119 | my ( $self, $sqlt_args, @args ) = @_; |
120 | |
121 | $self->next::method($sqlt_args, @args); |
122 | |
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123 | $self->journal_schema_deploy($sqlt_args, @args); |
124 | } |
125 | |
51b16220 |
126 | sub journal_schema_deploy |
127 | { |
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128 | my ( $self, $sqlt_args, @args ) = @_; |
129 | |
5fc8406c |
130 | $self->_journal_schema->deploy( $sqlt_args, @args ); |
51b16220 |
131 | } |
132 | |
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133 | sub create_journal_for |
134 | { |
135 | my ($self, $s_name) = @_; |
136 | |
137 | my $source = $self->source($s_name); |
30a4f241 |
138 | |
59c8adb5 |
139 | foreach my $audit (qw(AuditLog AuditHistory)) { |
140 | my $audit_source = join("", $s_name, $audit); |
141 | my $class = blessed($self->_journal_schema) . "::$audit_source"; |
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142 | |
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143 | DBIx::Class::Componentised->inject_base($class, "DBIx::Class::Schema::Journal::DB::$audit"); |
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144 | |
59c8adb5 |
145 | $class->journal_define_table($source); |
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146 | |
59c8adb5 |
147 | $self->_journal_schema->register_class($audit_source, $class); |
0f91ba2b |
148 | } |
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149 | } |
150 | |
f4f0b7c9 |
151 | sub txn_do |
74f04ccc |
152 | { |
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153 | my ($self, $user_code, @args) = @_; |
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154 | |
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155 | my $jschema = $self->_journal_schema; |
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156 | |
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157 | my $code = $user_code; |
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158 | |
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159 | my $current_changeset = $jschema->_current_changeset; |
aba93491 |
160 | if ( !$current_changeset || $self->journal_nested_changesets ) |
52558dc4 |
161 | { |
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162 | my $current_changeset_ref = $jschema->_current_changeset_container; |
163 | |
164 | unless ( $current_changeset_ref ) { |
165 | # this is a hash because scalar refs can't be localized |
166 | $current_changeset_ref = { }; |
167 | $jschema->_current_changeset_container($current_changeset_ref); |
168 | } |
169 | |
170 | # wrap the thunk with a new changeset creation |
171 | $code = sub { |
794e01fa |
172 | my $changeset = $jschema->journal_create_changeset( parent_id => $current_changeset ); |
173 | local $current_changeset_ref->{changeset} = $changeset->id; |
174 | $user_code->(@_); |
175 | }; |
4233d9a1 |
176 | |
52558dc4 |
177 | } |
74f04ccc |
178 | |
794e01fa |
179 | if ( $jschema->storage != $self->storage ) { |
180 | my $inner_code = $code; |
181 | $code = sub { $jschema->txn_do($inner_code, @_) }; |
182 | } |
4233d9a1 |
183 | |
794e01fa |
184 | return $self->next::method($code, @args); |
74f04ccc |
185 | } |
186 | |
ec16e73a |
187 | sub changeset_user |
188 | { |
189 | my ($self, $userid) = @_; |
190 | |
191 | return $self->_journal_schema->current_user() if(@_ == 1); |
192 | |
193 | $self->_journal_schema->current_user($userid); |
194 | } |
195 | |
196 | sub changeset_session |
197 | { |
198 | my ($self, $sessionid) = @_; |
199 | |
200 | return $self->_journal_schema->current_session() if(@_ == 1); |
201 | |
202 | $self->_journal_schema->current_session($sessionid); |
203 | } |
204 | |
205 | |
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206 | 1; |