1 | ###########################################################################
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2 | # A module to filter API symbols
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3 | #
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4 | # Copyright (C) 2016-2017 Andrey Ponomarenko's ABI Laboratory
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5 | #
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6 | # Written by Andrey Ponomarenko
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7 | #
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8 | # This program is free software: you can redistribute it and/or modify
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9 | # it under the terms of the GNU General Public License or the GNU Lesser
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10 | # General Public License as published by the Free Software Foundation.
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11 | #
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12 | # This program is distributed in the hope that it will be useful,
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13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | # GNU General Public License for more details.
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16 | #
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17 | # You should have received a copy of the GNU General Public License
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18 | # and the GNU Lesser General Public License along with this program.
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19 | # If not, see <http://www.gnu.org/licenses/>.
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20 | ###########################################################################
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21 | use strict;
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22 |
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23 | my %SkippedPackage;
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24 |
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25 | sub classFilter($$$)
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26 | {
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27 | my ($Class, $LVer, $ClassContext) = @_;
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28 |
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29 | if(defined $Class->{"Dep"}) {
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30 | return 0;
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31 | }
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32 |
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33 | my $CName = $Class->{"Name"};
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34 | my $Package = $Class->{"Package"};
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35 |
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36 | if(defined $In::Opt{"ClassListPath"}
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37 | and not defined $In::Opt{"ClassList_User"}{$CName})
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38 | { # user defined classes
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39 | return 0;
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40 | }
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41 |
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42 | if(defined $In::Opt{"SkipClassesList"})
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43 | { # user defined classes
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44 | if(defined $In::Opt{"SkipClasses"}{$CName}) {
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45 | return 0;
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46 | }
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47 | else
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48 | {
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49 | my $SClass = $CName;
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50 |
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51 | while($SClass=~s/\.[^\.]+?\Z//)
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52 | {
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53 | if(defined $In::Opt{"SkipClasses"}{$SClass}) {
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54 | return 0;
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55 | }
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56 | }
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57 | }
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58 | }
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59 |
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60 | if(skipPackage($Package, $LVer))
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61 | { # internal packages
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62 | return 0;
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63 | }
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64 |
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65 | if(skipType($CName))
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66 | { # internal types
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67 | return 0;
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68 | }
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69 |
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70 | if($ClassContext)
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71 | {
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72 | my @Ann = ();
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73 |
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74 | if(defined $Class->{"Annotations"}) {
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75 | @Ann = keys(%{$Class->{"Annotations"}});
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76 | }
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77 |
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78 | if(not annotationFilter(\@Ann, $LVer)) {
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79 | return 0;
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80 | }
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81 |
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82 | if($In::Opt{"ClientPath"})
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83 | {
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84 | if(not defined $In::Opt{"UsedClasses_Client"}{$CName}) {
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85 | return 0;
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86 | }
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87 | }
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88 | }
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89 |
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90 | return 1;
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91 | }
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92 |
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93 | sub methodFilter($$)
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94 | {
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95 | my ($Method, $LVer) = @_;
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96 |
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97 | my $MAttr = $In::API{$LVer}{"MethodInfo"}{$Method};
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98 | my $MName = $MAttr->{"Name"};
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99 |
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100 | if(defined $MAttr->{"Dep"}) {
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101 | return 0;
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102 | }
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103 |
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104 | if($MAttr->{"Access"}=~/private/)
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105 | { # non-public
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106 | return 0;
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107 | }
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108 |
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109 | my $ClassId = $MAttr->{"Class"};
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110 | my $Class = getType($ClassId, $LVer);
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111 |
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112 | if($Class->{"Access"}=~/private/)
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113 | { # skip private classes
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114 | return 0;
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115 | }
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116 |
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117 | my $Package = $MAttr->{"Package"};
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118 |
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119 | my @Ann = ();
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120 |
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121 | if(defined $Class->{"Annotations"}) {
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122 | @Ann = (@Ann, keys(%{$Class->{"Annotations"}}));
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123 | }
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124 |
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125 | if(defined $MAttr->{"Annotations"}) {
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126 | @Ann = (@Ann, keys(%{$MAttr->{"Annotations"}}));
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127 | }
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128 |
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129 | if(not annotationFilter(\@Ann, $LVer)) {
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130 | return 0;
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131 | }
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132 |
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133 | if($In::Opt{"ClientPath"})
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134 | { # user defined application
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135 | if(not defined $In::Opt{"UsedMethods_Client"}{$MName}
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136 | and not defined $In::Opt{"UsedClasses_Client"}{$Class->{"Name"}}) {
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137 | return 0;
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138 | }
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139 | }
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140 |
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141 | if(skipPackage($Package, $LVer))
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142 | { # internal packages
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143 | return 0;
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144 | }
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145 |
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146 | if(not classFilter($Class, $LVer, 0)) {
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147 | return 0;
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148 | }
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149 |
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150 | if(defined $In::Opt{"SkipDeprecated"})
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151 | {
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152 | if($Class->{"Deprecated"})
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153 | { # deprecated class
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154 | return 0;
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155 | }
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156 | if($MAttr->{"Deprecated"})
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157 | { # deprecated method
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158 | return 0;
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159 | }
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160 | }
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161 |
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162 | return 1;
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163 | }
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164 |
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165 | sub annotationFilter($$)
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166 | {
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167 | my ($Ann, $LVer) = @_;
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168 |
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169 | if(not defined $In::Opt{"CountMethods"})
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170 | {
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171 | if(defined $In::Opt{"AddedAnnotations"} and $LVer==1) {
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172 | return 1;
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173 | }
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174 |
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175 | if(defined $In::Opt{"RemovedAnnotations"} and $LVer==2) {
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176 | return 1;
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177 | }
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178 | }
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179 |
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180 | if($In::Opt{"SkipAnnotationsListPath"})
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181 | {
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182 | foreach my $Aid (@{$Ann})
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183 | {
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184 | my $AName = $In::API{$LVer}{"TypeInfo"}{$Aid}{"Name"};
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185 |
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186 | if(defined $In::Opt{"SkipAnnotationList_User"}{$AName}) {
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187 | return 0;
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188 | }
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189 | }
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190 | }
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191 |
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192 | if($In::Opt{"AnnotationsListPath"})
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193 | {
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194 | my $Annotated = 0;
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195 |
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196 | foreach my $Aid (@{$Ann})
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197 | {
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198 | my $AName = $In::API{$LVer}{"TypeInfo"}{$Aid}{"Name"};
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199 |
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200 | if(defined $In::Opt{"AnnotationList_User"}{$AName})
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201 | {
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202 | $Annotated = 1;
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203 | last;
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204 | }
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205 | }
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206 |
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207 | if(not $Annotated) {
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208 | return 0;
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209 | }
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210 | }
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211 |
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212 | return 1;
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213 | }
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214 |
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215 | sub skipType($)
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216 | {
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217 | my $TName = $_[0];
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218 |
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219 | if(my $SkipInternalTypes = $In::Opt{"SkipInternalTypes"})
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220 | {
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221 | if($TName=~/($SkipInternalTypes)/) {
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222 | return 1;
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223 | }
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224 | }
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225 |
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226 | return 0;
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227 | }
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228 |
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229 | sub skipPackage($$)
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230 | {
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231 | my ($Package, $LVer) = @_;
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232 |
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233 | if(my $SkipInternalPackages = $In::Opt{"SkipInternalPackages"})
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234 | {
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235 | if($Package=~/($SkipInternalPackages)/) {
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236 | return 1;
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237 | }
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238 | }
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239 |
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240 | if(defined $In::Desc{$LVer}{"SkipPackages"})
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241 | {
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242 | foreach my $P (keys(%{$In::Desc{$LVer}{"SkipPackages"}}))
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243 | {
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244 | if($Package=~/\A\Q$P\E(\.|\Z)/)
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245 | { # user skipped packages
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246 | return 1;
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247 | }
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248 | }
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249 | }
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250 |
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251 | if(not defined $In::Opt{"KeepInternal"})
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252 | {
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253 | my $Note = (not keys(%SkippedPackage));
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254 |
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255 | if($Package=~/(\A|\.)(internal|impl|examples)(\.|\Z)/)
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256 | { # internal packages
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257 | my $P = $2;
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258 | if(not $SkippedPackage{$LVer}{$P})
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259 | {
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260 | $SkippedPackage{$LVer}{$P} = 1;
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261 | printMsg("WARNING", "skipping \"$P\" packages");
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262 |
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263 | if($Note) {
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264 | printMsg("NOTE", "use --keep-internal option to check them");
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265 | }
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266 | }
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267 | return 1;
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268 | }
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269 | }
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270 |
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271 | if(defined $In::Desc{$LVer}{"KeepPackages"}
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272 | and my @Keeped = keys(%{$In::Desc{$LVer}{"KeepPackages"}}))
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273 | {
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274 | my $UserKeeped = 0;
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275 | foreach my $P (@Keeped)
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276 | {
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277 | if($Package=~/\A\Q$P\E(\.|\Z)/)
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278 | { # user keeped packages
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279 | $UserKeeped = 1;
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280 | last;
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281 | }
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282 | }
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283 | if(not $UserKeeped) {
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284 | return 1;
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285 | }
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286 | }
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287 |
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288 | if(my $Check = $In::Opt{"CheckPackages"})
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289 | {
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290 | if($Package!~/$Check/) {
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291 | return 1;
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292 | }
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293 | }
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294 |
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295 | return 0;
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296 | }
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297 |
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298 | sub ignorePath($$)
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299 | {
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300 | my ($Path, $Prefix) = @_;
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301 |
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302 | if($Path=~/\~\Z/)
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303 | { # skipping system backup files
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304 | return 1;
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305 | }
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306 |
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307 | # skipping hidden .svn, .git, .bzr, .hg and CVS directories
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308 | if(cutPrefix($Path, $Prefix)=~/(\A|[\/\\]+)(\.(svn|git|bzr|hg)|CVS)([\/\\]+|\Z)/)
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309 | {
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310 | return 1;
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311 | }
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312 |
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313 | return 0;
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314 | }
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315 |
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316 | return 1;
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