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stmt |
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cond |
sub |
pod |
time |
code |
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package #hide from PAUSE |
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DBIx::Class::SQLMaker::Util; |
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4
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313
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313
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1988
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use strict; |
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313
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669
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313
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8321
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5
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313
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313
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1613
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use warnings; |
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313
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628
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313
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8127
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6
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7
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313
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313
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1637
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use base 'Exporter'; |
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313
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849
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313
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34145
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8
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our @EXPORT_OK = qw( |
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normalize_sqla_condition |
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extract_equality_conditions |
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); |
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13
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313
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313
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2151
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use DBIx::Class::Carp; |
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313
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1024
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313
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2007
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14
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313
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313
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2040
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use Carp 'croak'; |
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313
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709
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313
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16355
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15
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313
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313
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163771
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use SQL::Abstract qw( is_literal_value is_plain_value ); |
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313
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2993161
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313
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27300
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16
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313
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313
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3273
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use DBIx::Class::_Util qw( UNRESOLVABLE_CONDITION dump_value modver_gt_or_eq ); |
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790
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313
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789590
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18
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# Can not use DBIx::Class::_Util::serialize as it is based on |
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# Storable and leaks through differences between PVIV and an identical IV |
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# Since SQLA itself is lossy in this regard (it does not make proper copies |
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# for efficiency) one could end up in a situation where semantically |
22
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# identical values aren't treated as such |
23
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my $dd_obj; |
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sub lax_serialize ($) { |
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my $dump_str = ( |
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$dd_obj |
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||= |
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13075
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66
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13075
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0
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111645
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do { |
29
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105
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62056
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require Data::Dumper; |
30
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31
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# Warnings without this on early loads under -w |
32
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# Why? Because fuck me, that's why :/ |
33
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105
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100
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649833
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local $Data::Dumper::Indent = 0 |
34
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unless defined $Data::Dumper::Indent; |
35
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36
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# Make sure each option is spelled out with a value, so that |
37
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# global environment changes can not override any of these |
38
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# between two serialization calls |
39
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# |
40
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105
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1197
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my $d = Data::Dumper->new([]) |
41
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->Indent('0') |
42
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->Purity(0) |
43
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->Pad('') |
44
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->Useqq(0) |
45
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->Terse(1) |
46
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->Freezer('') |
47
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->Toaster('') |
48
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->Deepcopy(0) |
49
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->Quotekeys(0) |
50
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->Bless('bless') |
51
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->Pair(' => ') |
52
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->Maxdepth(0) |
53
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->Useperl(0) |
54
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->Sortkeys(1) |
55
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->Deparse(0) |
56
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; |
57
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58
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# FIXME - this is kinda ridiculous - there ought to be a |
59
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# Data::Dumper->new_with_defaults or somesuch... |
60
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# |
61
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105
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50
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14223
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if( modver_gt_or_eq ( 'Data::Dumper', '2.136' ) ) { |
62
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105
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686
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$d->Sparseseen(1); |
63
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64
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105
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50
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1068
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if( modver_gt_or_eq ( 'Data::Dumper', '2.153' ) ) { |
65
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105
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824
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$d->Maxrecurse(1000); |
66
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67
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105
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50
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939
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if( modver_gt_or_eq ( 'Data::Dumper', '2.160' ) ) { |
68
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105
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625
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$d->Trailingcomma(0); |
69
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} |
70
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} |
71
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} |
72
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73
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105
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3138
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$d; |
74
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} |
75
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)->Values([$_[0]])->Dump; |
76
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77
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13075
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441210
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$dd_obj->Reset->Values([]); |
78
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79
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13075
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217873
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$dump_str; |
80
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} |
81
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82
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83
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# Attempts to flatten a passed in SQLA condition as much as possible towards |
84
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# a plain hashref, *without* altering its semantics. |
85
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# |
86
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# FIXME - while relatively robust, this is still imperfect, one of the first |
87
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# things to tackle when we get access to a formalized AST. Note that this code |
88
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# is covered by a *ridiculous* amount of tests, so starting with porting this |
89
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# code would be a rather good exercise |
90
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sub normalize_sqla_condition { |
91
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47562
|
|
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47562
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0
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179972
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my ($where, $where_is_anded_array) = @_; |
92
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93
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47562
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71958
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my $fin; |
94
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95
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47562
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100
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100
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219881
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if (! $where) { |
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100
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100
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96
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272
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544
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return; |
97
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} |
98
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elsif ($where_is_anded_array or ref $where eq 'HASH') { |
99
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100
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42096
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71056
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my @pairs; |
101
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102
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42096
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100
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111289
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my @pieces = $where_is_anded_array ? @$where : $where; |
103
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42096
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99675
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while (@pieces) { |
104
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46689
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84126
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my $chunk = shift @pieces; |
105
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106
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46689
|
100
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113633
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if (ref $chunk eq 'HASH') { |
|
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100
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100
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107
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45321
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156055
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for (sort keys %$chunk) { |
108
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109
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# Match SQLA 1.79 behavior |
110
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49997
|
100
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111912
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unless( length $_ ) { |
111
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128
|
100
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525
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is_literal_value($chunk->{$_}) |
112
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? carp 'Hash-pairs consisting of an empty string with a literal are deprecated, use -and => [ $literal ] instead' |
113
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: croak 'Supplying an empty left hand side argument is not supported in hash-pairs' |
114
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; |
115
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} |
116
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117
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49929
|
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181264
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push @pairs, $_ => $chunk->{$_}; |
118
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} |
119
|
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} |
120
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elsif (ref $chunk eq 'ARRAY') { |
121
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511
|
100
|
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2441
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push @pairs, -or => $chunk |
122
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if @$chunk; |
123
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} |
124
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elsif ( ! length ref $chunk) { |
125
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126
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# Match SQLA 1.79 behavior |
127
|
454
|
100
|
100
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2667
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croak("Supplying an empty left hand side argument is not supported in array-pairs") |
|
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66
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128
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if $where_is_anded_array and (! defined $chunk or ! length $chunk); |
129
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130
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444
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1227
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push @pairs, $chunk, shift @pieces; |
131
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} |
132
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else { |
133
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403
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1149
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push @pairs, '', $chunk; |
134
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} |
135
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} |
136
|
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|
137
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42018
|
100
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|
94547
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return unless @pairs; |
138
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|
139
|
41688
|
100
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112501
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my @conds = _normalize_cond_unroll_pairs(\@pairs) |
140
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or return; |
141
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142
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# Consolidate various @conds back into something more compact |
143
|
41120
|
|
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|
90170
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for my $c (@conds) { |
144
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50662
|
50
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119016
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if (ref $c ne 'HASH') { |
145
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0
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|
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0
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push @{$fin->{-and}}, $c; |
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0
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0
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146
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} |
147
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else { |
148
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50662
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134409
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for my $col (keys %$c) { |
149
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150
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# consolidate all -and nodes |
151
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56636
|
100
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223530
|
if ($col =~ /^\-and$/i) { |
|
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100
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100
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152
|
998
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3221
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push @{$fin->{-and}}, |
153
|
998
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2693
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ref $c->{$col} eq 'ARRAY' ? @{$c->{$col}} |
154
|
0
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|
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0
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: ref $c->{$col} eq 'HASH' ? %{$c->{$col}} |
155
|
998
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0
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1506
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: { $col => $c->{$col} } |
|
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50
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156
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; |
157
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} |
158
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elsif ($col =~ /^\-/) { |
159
|
2028
|
|
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2915
|
push @{$fin->{-and}}, { $col => $c->{$col} }; |
|
2028
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|
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7327
|
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160
|
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} |
161
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elsif (exists $fin->{$col}) { |
162
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$fin->{$col} = [ -and => map { |
163
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(ref $_ eq 'ARRAY' and ($_->[0]||'') =~ /^\-and$/i ) |
164
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3160
|
100
|
100
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15528
|
? @{$_}[1..$#$_] |
|
89
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342
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165
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: $_ |
166
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|
|
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; |
167
|
1580
|
|
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|
5224
|
} ($fin->{$col}, $c->{$col}) ]; |
168
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} |
169
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else { |
170
|
52030
|
|
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147921
|
$fin->{$col} = $c->{$col}; |
171
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} |
172
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} |
173
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} |
174
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} |
175
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176
|
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|
|
# a deduplication (and sort) pass on all individual -and/-or members |
177
|
41120
|
|
|
|
|
78272
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for my $op (qw( -and -or )) { |
178
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82240
|
100
|
|
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116663
|
if( @{ $fin->{$op} || [] } > 1 ) { |
|
82240
|
100
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378714
|
|
179
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|
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my $seen_chunks = { map { |
180
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796
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|
|
|
|
1328
|
lax_serialize($_) => $_ |
181
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315
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|
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|
455
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} @{$fin->{$op}} }; |
|
315
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586
|
|
182
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|
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183
|
315
|
|
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|
|
1134
|
$fin->{$op} = [ @{$seen_chunks}{ sort keys %$seen_chunks } ]; |
|
315
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|
1202
|
|
184
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} |
185
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} |
186
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|
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} |
187
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|
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|
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|
|
elsif (ref $where eq 'ARRAY') { |
188
|
|
|
|
|
|
|
# we are always at top-level here, it is safe to dump empty *standalone* pieces |
189
|
4498
|
|
|
|
|
7501
|
my $fin_idx; |
190
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|
|
|
|
|
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191
|
4498
|
|
|
|
|
15085
|
for (my $i = 0; $i <= $#$where; $i++ ) { |
192
|
|
|
|
|
|
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|
193
|
|
|
|
|
|
|
# Match SQLA 1.79 behavior |
194
|
7505
|
100
|
100
|
|
|
33521
|
croak( |
195
|
|
|
|
|
|
|
"Supplying an empty left hand side argument is not supported in array-pairs" |
196
|
|
|
|
|
|
|
) if (! defined $where->[$i] or ! length $where->[$i]); |
197
|
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|
|
|
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|
198
|
7349
|
|
100
|
|
|
36385
|
my $logic_mod = lc ( ($where->[$i] =~ /^(\-(?:and|or))$/i)[0] || '' ); |
199
|
|
|
|
|
|
|
|
200
|
7349
|
100
|
|
|
|
20294
|
if ($logic_mod) { |
|
|
100
|
|
|
|
|
|
201
|
1175
|
|
|
|
|
1733
|
$i++; |
202
|
1175
|
50
|
66
|
|
|
4512
|
croak("Unsupported top-level op/arg pair: [ $logic_mod => $where->[$i] ]") |
203
|
|
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|
|
|
|
unless ref $where->[$i] eq 'HASH' or ref $where->[$i] eq 'ARRAY'; |
204
|
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|
205
|
1175
|
100
|
|
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|
4029
|
my $sub_elt = normalize_sqla_condition({ $logic_mod => $where->[$i] }) |
206
|
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|
|
|
|
or next; |
207
|
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|
208
|
922
|
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|
2454
|
my @keys = keys %$sub_elt; |
209
|
922
|
100
|
100
|
|
|
4412
|
if ( @keys == 1 and $keys[0] !~ /^\-/ ) { |
210
|
369
|
|
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|
|
1472
|
$fin_idx->{ "COL_$keys[0]_" . lax_serialize $sub_elt } = $sub_elt; |
211
|
|
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|
|
|
|
} |
212
|
|
|
|
|
|
|
else { |
213
|
553
|
|
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|
1456
|
$fin_idx->{ "SER_" . lax_serialize $sub_elt } = $sub_elt; |
214
|
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|
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|
|
|
} |
215
|
|
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|
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|
} |
216
|
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|
|
|
|
|
elsif (! length ref $where->[$i] ) { |
217
|
4013
|
100
|
|
|
|
6530
|
my $sub_elt = normalize_sqla_condition({ @{$where}[$i, $i+1] }) |
|
4013
|
|
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|
12796
|
|
218
|
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|
|
or next; |
219
|
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|
220
|
4012
|
|
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|
15063
|
$fin_idx->{ "COL_$where->[$i]_" . lax_serialize $sub_elt } = $sub_elt; |
221
|
4012
|
|
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|
|
12815
|
$i++; |
222
|
|
|
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|
|
|
} |
223
|
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|
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|
|
|
else { |
224
|
2161
|
|
100
|
|
|
7268
|
$fin_idx->{ "SER_" . lax_serialize $where->[$i] } = normalize_sqla_condition( $where->[$i] ) || next; |
225
|
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|
|
|
} |
226
|
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|
|
} |
227
|
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|
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|
228
|
4164
|
100
|
|
|
|
16805
|
if (! $fin_idx) { |
|
|
100
|
|
|
|
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|
229
|
580
|
|
|
|
|
1842
|
return; |
230
|
|
|
|
|
|
|
} |
231
|
|
|
|
|
|
|
elsif ( keys %$fin_idx == 1 ) { |
232
|
2041
|
|
|
|
|
7399
|
$fin = (values %$fin_idx)[0]; |
233
|
|
|
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|
|
|
} |
234
|
|
|
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|
|
|
else { |
235
|
1543
|
|
|
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|
2560
|
my @or; |
236
|
|
|
|
|
|
|
|
237
|
|
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|
|
|
|
# at this point everything is at most one level deep - unroll if needed |
238
|
1543
|
|
|
|
|
5865
|
for (sort keys %$fin_idx) { |
239
|
4376
|
100
|
66
|
|
|
10544
|
if ( ref $fin_idx->{$_} eq 'HASH' and keys %{$fin_idx->{$_}} == 1 ) { |
|
4376
|
|
|
|
|
11351
|
|
240
|
4333
|
|
|
|
|
5864
|
my ($l, $r) = %{$fin_idx->{$_}}; |
|
4333
|
|
|
|
|
9239
|
|
241
|
|
|
|
|
|
|
|
242
|
4333
|
100
|
66
|
|
|
16733
|
if ( |
|
|
50
|
66
|
|
|
|
|
|
|
|
66
|
|
|
|
|
|
|
|
66
|
|
|
|
|
243
|
|
|
|
|
|
|
ref $r eq 'ARRAY' |
244
|
|
|
|
|
|
|
and |
245
|
|
|
|
|
|
|
( |
246
|
|
|
|
|
|
|
( @$r == 1 and $l =~ /^\-and$/i ) |
247
|
|
|
|
|
|
|
or |
248
|
|
|
|
|
|
|
$l =~ /^\-or$/i |
249
|
|
|
|
|
|
|
) |
250
|
|
|
|
|
|
|
) { |
251
|
136
|
|
|
|
|
388
|
push @or, @$r |
252
|
|
|
|
|
|
|
} |
253
|
|
|
|
|
|
|
|
254
|
|
|
|
|
|
|
elsif ( |
255
|
|
|
|
|
|
|
ref $r eq 'HASH' |
256
|
|
|
|
|
|
|
and |
257
|
|
|
|
|
|
|
keys %$r == 1 |
258
|
|
|
|
|
|
|
and |
259
|
|
|
|
|
|
|
$l =~ /^\-(?:and|or)$/i |
260
|
|
|
|
|
|
|
) { |
261
|
0
|
|
|
|
|
0
|
push @or, %$r; |
262
|
|
|
|
|
|
|
} |
263
|
|
|
|
|
|
|
|
264
|
|
|
|
|
|
|
else { |
265
|
4197
|
|
|
|
|
9544
|
push @or, $l, $r; |
266
|
|
|
|
|
|
|
} |
267
|
|
|
|
|
|
|
} |
268
|
|
|
|
|
|
|
else { |
269
|
43
|
|
|
|
|
112
|
push @or, $fin_idx->{$_}; |
270
|
|
|
|
|
|
|
} |
271
|
|
|
|
|
|
|
} |
272
|
|
|
|
|
|
|
|
273
|
1543
|
|
|
|
|
6519
|
$fin->{-or} = \@or; |
274
|
|
|
|
|
|
|
} |
275
|
|
|
|
|
|
|
} |
276
|
|
|
|
|
|
|
else { |
277
|
|
|
|
|
|
|
# not a hash not an array |
278
|
696
|
|
|
|
|
2198
|
$fin = { -and => [ $where ] }; |
279
|
|
|
|
|
|
|
} |
280
|
|
|
|
|
|
|
|
281
|
|
|
|
|
|
|
# unroll single-element -and's |
282
|
45400
|
|
100
|
|
|
134167
|
while ( |
283
|
|
|
|
|
|
|
$fin->{-and} |
284
|
|
|
|
|
|
|
and |
285
|
3605
|
|
|
|
|
10484
|
@{$fin->{-and}} < 2 |
286
|
|
|
|
|
|
|
) { |
287
|
3269
|
|
|
|
|
6189
|
my $and = delete $fin->{-and}; |
288
|
3269
|
50
|
|
|
|
6512
|
last if @$and == 0; |
289
|
|
|
|
|
|
|
|
290
|
|
|
|
|
|
|
# at this point we have @$and == 1 |
291
|
3269
|
100
|
66
|
|
|
8429
|
if ( |
292
|
|
|
|
|
|
|
ref $and->[0] eq 'HASH' |
293
|
|
|
|
|
|
|
and |
294
|
1832
|
|
|
|
|
6399
|
! grep { exists $fin->{$_} } keys %{$and->[0]} |
|
1832
|
|
|
|
|
5054
|
|
295
|
|
|
|
|
|
|
) { |
296
|
|
|
|
|
|
|
$fin = { |
297
|
1832
|
|
|
|
|
3539
|
%$fin, %{$and->[0]} |
|
1832
|
|
|
|
|
7723
|
|
298
|
|
|
|
|
|
|
}; |
299
|
|
|
|
|
|
|
} |
300
|
|
|
|
|
|
|
else { |
301
|
1437
|
|
|
|
|
2365
|
$fin->{-and} = $and; |
302
|
1437
|
|
|
|
|
2422
|
last; |
303
|
|
|
|
|
|
|
} |
304
|
|
|
|
|
|
|
} |
305
|
|
|
|
|
|
|
|
306
|
|
|
|
|
|
|
# compress same-column conds found in $fin |
307
|
45400
|
|
|
|
|
127576
|
for my $col ( grep { $_ !~ /^\-/ } keys %$fin ) { |
|
59538
|
|
|
|
|
194245
|
|
308
|
54064
|
100
|
100
|
|
|
183584
|
next unless ref $fin->{$col} eq 'ARRAY' and ($fin->{$col}[0]||'') =~ /^\-and$/i; |
|
|
|
100
|
|
|
|
|
309
|
|
|
|
|
|
|
my $val_bag = { map { |
310
|
5477
|
100
|
66
|
|
|
31518
|
(! defined $_ ) ? ( UNDEF => undef ) |
|
|
100
|
|
|
|
|
|
311
|
|
|
|
|
|
|
: ( ! length ref $_ or is_plain_value $_ ) ? ( "VAL_$_" => $_ ) |
312
|
|
|
|
|
|
|
: ( ( 'SER_' . lax_serialize $_ ) => $_ ) |
313
|
2671
|
|
|
|
|
6838
|
} @{$fin->{$col}}[1 .. $#{$fin->{$col}}] }; |
|
2671
|
|
|
|
|
6907
|
|
|
2671
|
|
|
|
|
7267
|
|
314
|
|
|
|
|
|
|
|
315
|
2671
|
100
|
|
|
|
11109
|
if (keys %$val_bag == 1 ) { |
316
|
348
|
|
|
|
|
1850
|
($fin->{$col}) = values %$val_bag; |
317
|
|
|
|
|
|
|
} |
318
|
|
|
|
|
|
|
else { |
319
|
2323
|
|
|
|
|
9029
|
$fin->{$col} = [ -and => map { $val_bag->{$_} } sort keys %$val_bag ]; |
|
4728
|
|
|
|
|
17122
|
|
320
|
|
|
|
|
|
|
} |
321
|
|
|
|
|
|
|
} |
322
|
|
|
|
|
|
|
|
323
|
45400
|
50
|
|
|
|
224614
|
return keys %$fin ? $fin : (); |
324
|
|
|
|
|
|
|
} |
325
|
|
|
|
|
|
|
|
326
|
|
|
|
|
|
|
sub _normalize_cond_unroll_pairs { |
327
|
44603
|
|
|
44603
|
|
70635
|
my $pairs = shift; |
328
|
|
|
|
|
|
|
|
329
|
44603
|
|
|
|
|
63830
|
my @conds; |
330
|
|
|
|
|
|
|
|
331
|
44603
|
|
|
|
|
101557
|
while (@$pairs) { |
332
|
54333
|
|
|
|
|
134189
|
my ($lhs, $rhs) = splice @$pairs, 0, 2; |
333
|
|
|
|
|
|
|
|
334
|
54333
|
100
|
|
|
|
251651
|
if (! length $lhs) { |
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
335
|
463
|
|
|
|
|
1185
|
push @conds, normalize_sqla_condition($rhs); |
336
|
|
|
|
|
|
|
} |
337
|
|
|
|
|
|
|
elsif ( $lhs =~ /^\-and$/i ) { |
338
|
5569
|
|
|
|
|
24750
|
push @conds, normalize_sqla_condition($rhs, (ref $rhs eq 'ARRAY')); |
339
|
|
|
|
|
|
|
} |
340
|
|
|
|
|
|
|
elsif ( $lhs =~ /^\-or$/i ) { |
341
|
|
|
|
|
|
|
push @conds, normalize_sqla_condition( |
342
|
2660
|
100
|
|
|
|
10174
|
(ref $rhs eq 'HASH') ? [ map { $_ => $rhs->{$_} } sort keys %$rhs ] : $rhs |
|
595
|
|
|
|
|
1960
|
|
343
|
|
|
|
|
|
|
); |
344
|
|
|
|
|
|
|
} |
345
|
|
|
|
|
|
|
else { |
346
|
45641
|
100
|
100
|
|
|
495079
|
if (ref $rhs eq 'HASH' and ! keys %$rhs) { |
|
|
100
|
100
|
|
|
|
|
|
|
100
|
66
|
|
|
|
|
|
|
100
|
100
|
|
|
|
|
|
|
100
|
100
|
|
|
|
|
|
|
100
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
66
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
347
|
|
|
|
|
|
|
# FIXME - SQLA seems to be doing... nothing...? |
348
|
|
|
|
|
|
|
} |
349
|
|
|
|
|
|
|
# normalize top level -ident, for saner extract_equality_conditions() code |
350
|
|
|
|
|
|
|
elsif (ref $rhs eq 'HASH' and keys %$rhs == 1 and exists $rhs->{-ident}) { |
351
|
11292
|
|
|
|
|
60308
|
push @conds, { $lhs => { '=', $rhs } }; |
352
|
|
|
|
|
|
|
} |
353
|
|
|
|
|
|
|
elsif (ref $rhs eq 'HASH' and keys %$rhs == 1 and exists $rhs->{-value} and is_plain_value $rhs->{-value}) { |
354
|
33
|
|
|
|
|
265
|
push @conds, { $lhs => $rhs->{-value} }; |
355
|
|
|
|
|
|
|
} |
356
|
|
|
|
|
|
|
elsif (ref $rhs eq 'HASH' and keys %$rhs == 1 and exists $rhs->{'='}) { |
357
|
4183
|
100
|
100
|
|
|
22047
|
if ( length ref $rhs->{'='} and is_literal_value $rhs->{'='} ) { |
358
|
1268
|
|
|
|
|
13250
|
push @conds, { $lhs => $rhs }; |
359
|
|
|
|
|
|
|
} |
360
|
|
|
|
|
|
|
else { |
361
|
2915
|
|
|
|
|
22418
|
for my $p (_normalize_cond_unroll_pairs([ $lhs => $rhs->{'='} ])) { |
362
|
|
|
|
|
|
|
|
363
|
|
|
|
|
|
|
# extra sanity check |
364
|
2920
|
50
|
|
|
|
10981
|
if (keys %$p > 1) { |
365
|
0
|
|
|
|
|
0
|
local $Data::Dumper::Deepcopy = 1; |
366
|
0
|
|
|
|
|
0
|
croak( |
367
|
|
|
|
|
|
|
"Internal error: unexpected collapse unroll:" |
368
|
|
|
|
|
|
|
. dump_value { in => { $lhs => $rhs }, out => $p } |
369
|
|
|
|
|
|
|
); |
370
|
|
|
|
|
|
|
} |
371
|
|
|
|
|
|
|
|
372
|
2920
|
|
|
|
|
9618
|
my ($l, $r) = %$p; |
373
|
|
|
|
|
|
|
|
374
|
|
|
|
|
|
|
push @conds, ( |
375
|
|
|
|
|
|
|
! length ref $r |
376
|
|
|
|
|
|
|
or |
377
|
|
|
|
|
|
|
# the unroller recursion may return a '=' prepended value already |
378
|
2920
|
100
|
100
|
|
|
29276
|
ref $r eq 'HASH' and keys %$rhs == 1 and exists $rhs->{'='} |
379
|
|
|
|
|
|
|
or |
380
|
|
|
|
|
|
|
is_plain_value($r) |
381
|
|
|
|
|
|
|
) |
382
|
|
|
|
|
|
|
? { $l => $r } |
383
|
|
|
|
|
|
|
: { $l => { '=' => $r } } |
384
|
|
|
|
|
|
|
; |
385
|
|
|
|
|
|
|
} |
386
|
|
|
|
|
|
|
} |
387
|
|
|
|
|
|
|
} |
388
|
|
|
|
|
|
|
elsif (ref $rhs eq 'ARRAY') { |
389
|
|
|
|
|
|
|
# some of these conditionals encounter multi-values - roll them out using |
390
|
|
|
|
|
|
|
# an unshift, which will cause extra looping in the while{} above |
391
|
328
|
100
|
100
|
|
|
1705
|
if (! @$rhs ) { |
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
392
|
66
|
|
|
|
|
219
|
push @conds, { $lhs => [] }; |
393
|
|
|
|
|
|
|
} |
394
|
|
|
|
|
|
|
elsif ( ($rhs->[0]||'') =~ /^\-(?:and|or)$/i ) { |
395
|
118
|
50
|
|
|
|
310
|
croak("Value modifier not followed by any values: $lhs => [ $rhs->[0] ] ") |
396
|
|
|
|
|
|
|
if @$rhs == 1; |
397
|
|
|
|
|
|
|
|
398
|
118
|
100
|
|
|
|
398
|
if( $rhs->[0] =~ /^\-and$/i ) { |
|
|
100
|
|
|
|
|
|
399
|
108
|
|
|
|
|
278
|
unshift @$pairs, map { $lhs => $_ } @{$rhs}[1..$#$rhs]; |
|
245
|
|
|
|
|
758
|
|
|
108
|
|
|
|
|
277
|
|
400
|
|
|
|
|
|
|
} |
401
|
|
|
|
|
|
|
# if not an AND then it's an OR |
402
|
|
|
|
|
|
|
elsif(@$rhs == 2) { |
403
|
5
|
|
|
|
|
21
|
unshift @$pairs, $lhs => $rhs->[1]; |
404
|
|
|
|
|
|
|
} |
405
|
|
|
|
|
|
|
else { |
406
|
5
|
|
|
|
|
13
|
push @conds, { $lhs => [ @{$rhs}[1..$#$rhs] ] }; |
|
5
|
|
|
|
|
21
|
|
407
|
|
|
|
|
|
|
} |
408
|
|
|
|
|
|
|
} |
409
|
|
|
|
|
|
|
elsif (@$rhs == 1) { |
410
|
15
|
|
|
|
|
114
|
unshift @$pairs, $lhs => $rhs->[0]; |
411
|
|
|
|
|
|
|
} |
412
|
|
|
|
|
|
|
else { |
413
|
129
|
|
|
|
|
645
|
push @conds, { $lhs => $rhs }; |
414
|
|
|
|
|
|
|
} |
415
|
|
|
|
|
|
|
} |
416
|
|
|
|
|
|
|
# unroll func + { -value => ... } |
417
|
|
|
|
|
|
|
elsif ( |
418
|
|
|
|
|
|
|
ref $rhs eq 'HASH' |
419
|
|
|
|
|
|
|
and |
420
|
|
|
|
|
|
|
( my ($subop) = keys %$rhs ) == 1 |
421
|
|
|
|
|
|
|
and |
422
|
|
|
|
|
|
|
length ref ((values %$rhs)[0]) |
423
|
|
|
|
|
|
|
and |
424
|
|
|
|
|
|
|
my $vref = is_plain_value( (values %$rhs)[0] ) |
425
|
|
|
|
|
|
|
) { |
426
|
25
|
100
|
|
|
|
357
|
push @conds, ( |
427
|
|
|
|
|
|
|
(length ref $$vref) |
428
|
|
|
|
|
|
|
? { $lhs => $rhs } |
429
|
|
|
|
|
|
|
: { $lhs => { $subop => $$vref } } |
430
|
|
|
|
|
|
|
); |
431
|
|
|
|
|
|
|
} |
432
|
|
|
|
|
|
|
else { |
433
|
29774
|
|
|
|
|
126736
|
push @conds, { $lhs => $rhs }; |
434
|
|
|
|
|
|
|
} |
435
|
|
|
|
|
|
|
} |
436
|
|
|
|
|
|
|
} |
437
|
|
|
|
|
|
|
|
438
|
44265
|
|
|
|
|
150055
|
return @conds; |
439
|
|
|
|
|
|
|
} |
440
|
|
|
|
|
|
|
|
441
|
|
|
|
|
|
|
# Analyzes a given condition and attempts to extract all columns |
442
|
|
|
|
|
|
|
# with a definitive fixed-condition criteria. Returns a hashref |
443
|
|
|
|
|
|
|
# of k/v pairs suitable to be passed to set_columns(), with a |
444
|
|
|
|
|
|
|
# MAJOR CAVEAT - multi-value (contradictory) equalities are still |
445
|
|
|
|
|
|
|
# represented as a reference to the UNRESOVABLE_CONDITION constant |
446
|
|
|
|
|
|
|
# The reason we do this is that some codepaths only care about the |
447
|
|
|
|
|
|
|
# codition being stable, as opposed to actually making sense |
448
|
|
|
|
|
|
|
# |
449
|
|
|
|
|
|
|
# The normal mode is used to figure out if a resultset is constrained |
450
|
|
|
|
|
|
|
# to a column which is part of a unique constraint, which in turn |
451
|
|
|
|
|
|
|
# allows us to better predict how ordering will behave etc. |
452
|
|
|
|
|
|
|
# |
453
|
|
|
|
|
|
|
# With the optional "consider_nulls" boolean argument, the function |
454
|
|
|
|
|
|
|
# is instead used to infer inambiguous values from conditions |
455
|
|
|
|
|
|
|
# (e.g. the inheritance of resultset conditions on new_result) |
456
|
|
|
|
|
|
|
# |
457
|
|
|
|
|
|
|
sub extract_equality_conditions { |
458
|
8256
|
|
|
8256
|
0
|
3777546
|
my ($where, $consider_nulls) = @_; |
459
|
8256
|
|
|
|
|
23110
|
my $where_hash = normalize_sqla_condition($where); |
460
|
|
|
|
|
|
|
|
461
|
8256
|
|
|
|
|
18160
|
my $res = {}; |
462
|
8256
|
|
|
|
|
15672
|
my ($c, $v); |
463
|
8256
|
|
|
|
|
20763
|
for $c (keys %$where_hash) { |
464
|
10108
|
|
|
|
|
16248
|
my $vals; |
465
|
|
|
|
|
|
|
|
466
|
10108
|
100
|
100
|
|
|
59714
|
if (!defined ($v = $where_hash->{$c}) ) { |
|
|
100
|
100
|
|
|
|
|
|
|
100
|
100
|
|
|
|
|
|
|
100
|
100
|
|
|
|
|
467
|
322
|
100
|
|
|
|
1436
|
$vals->{UNDEF} = $v if $consider_nulls |
468
|
|
|
|
|
|
|
} |
469
|
|
|
|
|
|
|
elsif ( |
470
|
|
|
|
|
|
|
ref $v eq 'HASH' |
471
|
|
|
|
|
|
|
and |
472
|
|
|
|
|
|
|
keys %$v == 1 |
473
|
|
|
|
|
|
|
) { |
474
|
1557
|
100
|
100
|
|
|
11254
|
if (exists $v->{-value}) { |
|
|
100
|
66
|
|
|
|
|
475
|
12
|
50
|
|
|
|
31
|
if (defined $v->{-value}) { |
|
|
0
|
|
|
|
|
|
476
|
|
|
|
|
|
|
$vals->{"VAL_$v->{-value}"} = $v->{-value} |
477
|
12
|
|
|
|
|
49
|
} |
478
|
|
|
|
|
|
|
elsif( $consider_nulls ) { |
479
|
0
|
|
|
|
|
0
|
$vals->{UNDEF} = $v->{-value}; |
480
|
|
|
|
|
|
|
} |
481
|
|
|
|
|
|
|
} |
482
|
|
|
|
|
|
|
# do not need to check for plain values - normalize_sqla_condition did it for us |
483
|
|
|
|
|
|
|
elsif( |
484
|
|
|
|
|
|
|
length ref $v->{'='} |
485
|
|
|
|
|
|
|
and |
486
|
|
|
|
|
|
|
( |
487
|
|
|
|
|
|
|
( ref $v->{'='} eq 'HASH' and keys %{$v->{'='}} == 1 and exists $v->{'='}{-ident} ) |
488
|
|
|
|
|
|
|
or |
489
|
|
|
|
|
|
|
is_literal_value($v->{'='}) |
490
|
|
|
|
|
|
|
) |
491
|
|
|
|
|
|
|
) { |
492
|
1409
|
|
|
|
|
8414
|
$vals->{ 'SER_' . lax_serialize $v->{'='} } = $v->{'='}; |
493
|
|
|
|
|
|
|
} |
494
|
|
|
|
|
|
|
} |
495
|
|
|
|
|
|
|
elsif ( |
496
|
|
|
|
|
|
|
! length ref $v |
497
|
|
|
|
|
|
|
or |
498
|
|
|
|
|
|
|
is_plain_value ($v) |
499
|
|
|
|
|
|
|
) { |
500
|
6643
|
|
|
|
|
27187
|
$vals->{"VAL_$v"} = $v; |
501
|
|
|
|
|
|
|
} |
502
|
|
|
|
|
|
|
elsif (ref $v eq 'ARRAY' and ($v->[0]||'') eq '-and') { |
503
|
87
|
|
|
|
|
982
|
for ( @{$v}[1..$#$v] ) { |
|
87
|
|
|
|
|
210
|
|
504
|
198
|
|
|
|
|
526
|
my $subval = extract_equality_conditions({ $c => $_ }, 'consider nulls'); # always fish nulls out on recursion |
505
|
198
|
100
|
|
|
|
507
|
next unless exists $subval->{$c}; # didn't find anything |
506
|
|
|
|
|
|
|
$vals->{ |
507
|
|
|
|
|
|
|
! defined $subval->{$c} ? 'UNDEF' |
508
|
|
|
|
|
|
|
: ( ! length ref $subval->{$c} or is_plain_value $subval->{$c} ) ? "VAL_$subval->{$c}" |
509
|
|
|
|
|
|
|
: ( 'SER_' . lax_serialize $subval->{$c} ) |
510
|
147
|
100
|
66
|
|
|
751
|
} = $subval->{$c}; |
|
|
100
|
|
|
|
|
|
511
|
|
|
|
|
|
|
} |
512
|
|
|
|
|
|
|
} |
513
|
|
|
|
|
|
|
|
514
|
10108
|
100
|
|
|
|
52232
|
if (keys %$vals == 1) { |
|
|
100
|
|
|
|
|
|
515
|
|
|
|
|
|
|
($res->{$c}) = (values %$vals) |
516
|
8176
|
100
|
100
|
|
|
54191
|
unless !$consider_nulls and exists $vals->{UNDEF}; |
517
|
|
|
|
|
|
|
} |
518
|
|
|
|
|
|
|
elsif (keys %$vals > 1) { |
519
|
60
|
|
|
|
|
198
|
$res->{$c} = UNRESOLVABLE_CONDITION; |
520
|
|
|
|
|
|
|
} |
521
|
|
|
|
|
|
|
} |
522
|
|
|
|
|
|
|
|
523
|
8256
|
|
|
|
|
36457
|
$res; |
524
|
|
|
|
|
|
|
} |
525
|
|
|
|
|
|
|
|
526
|
|
|
|
|
|
|
1; |