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1 # Attibute Definitions: |
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2 # |
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3 # name: Text - name of file, dir, ... |
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4 # ext: Text - file extension |
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5 # no_ext: Text - name without ext |
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6 # full: Text - full path name |
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7 # abs: Text - absolute path name |
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8 # |
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9 # M,age: Number - Age of file (in days) |
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10 # [since script started says man(perlfunc)??] |
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11 # cre,create: Date (see age) |
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12 # A,acc_in_days: Number - Last access time in days |
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13 # acc,access: Date (see A) |
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14 # set with utime() |
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15 # f,is_file: Boolean |
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16 # d,is_dir: Boolean |
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17 # l,is_link: Boolean |
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18 # p,is_pipe: Boolean |
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19 # e,exists: Boolean |
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20 # z,is_zero: Boolean - whether size equals zero bytes |
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21 # r,readable: Boolean |
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22 # w,writable: Boolean |
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23 # x,executable: Boolean |
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24 # o,owned: Boolean - whether it is owned (by effective uid) |
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25 # |
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26 #--------------------------------------------------------------------------- |
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27 # Todo: |
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28 # - implement abs(): absolute filepath |
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29 # - support links: use lstat(), @link |
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30 # - flags: -R,-W,-X,-O (by real uid/gid instead of effective uid, |
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31 # -S (is_socket), -b (block special file), -c (char. special file), |
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32 # -t Filehandle is opened to a tty. |
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33 # -u File has setuid bit set. |
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34 # -g File has setgid bit set. |
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35 # -k File has sticky bit set. |
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36 # -T File is a text file. |
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37 # -B File is a binary file (opposite of -T). |
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38 # -C inode change time in days. |
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39 # set with utime() ?? |
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40 # |
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41 # stat() fields: |
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42 # |
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43 # 0 dev device number of filesystem |
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44 # 1 ino inode number |
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45 # 2 mode file mode (type and permissions) |
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46 # add mode_str ??: "rwxr-xr--" |
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47 # 3 nlink number of (hard) links to the file |
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48 # 4 uid numeric user ID of file's owner |
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49 # add uname |
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50 # 5 gid numeric group ID of file's owner |
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51 # add gname |
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52 # 6 rdev the device identifier (special files only) |
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53 # x 7 size total size of file, in bytes |
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54 # - 8 atime last access time since the epoch |
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55 # - 9 mtime last modify time since the epoch |
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56 # - 10 ctime inode change time (NOT creation time!) since the epoch |
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57 # 11 blksize preferred block size for file system I/O |
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58 # 12 blocks actual number of blocks allocated |
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59 |
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60 package XML::XQL::DirXQL; |
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61 |
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62 use strict; |
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63 use XML::XQL; |
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64 use XML::XQL::Date; |
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65 |
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66 sub dirxql |
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67 { |
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68 my ($context, $list, $filepath) = @_; |
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69 |
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70 $filepath = XML::XQL::toList ($filepath->solve ($context, $list)); |
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71 my @result; |
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72 for my $file (@$filepath) |
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73 { |
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74 push @result, XML::XQL::DirDoc->new (Root => $file->xql_toString)->root; |
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75 } |
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76 \@result; |
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77 } |
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78 |
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79 XML::XQL::defineFunction ("dirxql", \&XML::XQL::DirXQL::dirxql, 1, 1); |
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80 |
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81 package XML::XQL::DirNode; |
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82 # extended by: DirDoc, DirAttr, DirElem (File, Dir), FileContents |
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83 |
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84 use vars qw{ @ISA $SEP }; |
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85 @ISA = qw{ XML::XQL::Node }; |
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86 |
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87 # Directory path separator (default: Unix) |
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88 $SEP = "/"; |
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89 |
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90 if ((defined $^O and |
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91 $^O =~ /MSWin32/i || |
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92 $^O =~ /Windows_95/i || |
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93 $^O =~ /Windows_NT/i) || |
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94 (defined $ENV{OS} and |
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95 $ENV{OS} =~ /MSWin32/i || |
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96 $ENV{OS} =~ /Windows_95/i || |
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97 $ENV{OS} =~ /Windows_NT/i)) |
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98 { |
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99 $SEP = "\\"; # Win32 |
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100 } |
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101 elsif ((defined $^O and $^O =~ /MacOS/i) || |
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102 (defined $ENV{OS} and $ENV{OS} =~ /MacOS/i)) |
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103 { |
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104 $SEP = ":"; # Mac |
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105 } |
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106 |
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107 sub isElementNode { 0 } |
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108 sub isTextNode { 0 } |
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109 sub xql_parent { $_[0]->{Parent} } |
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110 #sub xql_document { $_[0]->{Doc} } |
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111 sub xml_xqlString { $_[0]->toString } |
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112 |
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113 sub xql |
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114 { |
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115 my $self = shift; |
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116 |
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117 # Odd number of args, assume first is XQL expression without 'Expr' key |
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118 unshift @_, 'Expr' if (@_ % 2 == 1); |
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119 my $query = new XML::XQL::Query (@_); |
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120 $query->solve ($self); |
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121 } |
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122 |
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123 sub xql_sortKey |
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124 { |
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125 my $key = $_[0]->{SortKey}; |
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126 return $key if defined $key; |
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127 |
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128 $key = XML::XQL::createSortKey ($_[0]->{Parent}->xql_sortKey, |
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129 $_[0]->xql_childIndex, 1); |
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130 #print "xql_sortKey $_[0] ind=" . $_[0]->xql_childIndex . " key=$key str=" . XML::XQL::keyStr($key) . "\n"; |
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131 $_[0]->{SortKey} = $key; |
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132 } |
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133 |
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134 sub xql_node |
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135 { |
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136 my $self = shift; |
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137 $self->build unless $self->{Built}; |
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138 |
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139 $self->{C}; |
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140 } |
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141 |
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142 sub getChildIndex |
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143 { |
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144 my ($self, $kid) = @_; |
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145 my $i = 0; |
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146 for (@{ $self->xql_node }) |
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147 { |
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148 return $i if $kid == $_; |
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149 $i++; |
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150 } |
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151 return -1; |
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152 } |
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153 |
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154 sub xql_childIndex |
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155 { |
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156 $_[0]->{Parent}->getChildIndex ($_[0]); |
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157 } |
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158 |
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159 # As it appears in the XML document |
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160 sub xql_xmlString |
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161 { |
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162 $_[0]->toString; |
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163 #?? impl. |
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164 } |
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165 |
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166 sub create_date_from_days |
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167 { |
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168 my ($days, $srcNode) = @_; |
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169 my $secs = int (0.5 + $days * 24 * 3600 ); |
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170 |
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171 my $internal = Date::Manip::DateCalc ("today", "- $secs seconds"); |
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172 |
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173 new XML::XQL::Date (SourceNode => $srcNode, |
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174 Internal => $internal, |
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175 String => $internal ); |
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176 } |
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177 |
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178 #------ WHITESPACE STUFF (DELETE??) |
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179 |
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180 # Find previous sibling that is not a text node with ignorable whitespace |
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181 sub xql_prevNonWS |
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182 { |
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183 my $self = shift; |
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184 my $parent = $self->{Parent}; |
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185 return unless $parent; |
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186 |
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187 for (my $i = $parent->getChildIndex ($self) - 1; $i >= 0; $i--) |
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188 { |
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189 my $node = $parent->getChildAtIndex ($i); |
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190 return $node unless $node->xql_isIgnorableWS; # skip whitespace |
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191 } |
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192 undef; |
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193 } |
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194 |
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195 # True if it's a Text node with just whitespace and xml::space != "preserve" |
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196 sub xql_isIgnorableWS |
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197 { |
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198 0; |
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199 } |
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200 |
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201 # Whether the node should preserve whitespace |
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202 # It should if it has attribute xml:space="preserve" |
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203 sub xql_preserveSpace |
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204 { |
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205 $_[0]->{Parent}->xql_preserveSpace; |
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206 } |
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207 |
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208 #--------------------------------------------------------------------------- |
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209 package XML::XQL::DirDoc; # The Document |
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210 use vars qw{ @ISA }; |
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211 @ISA = qw{ XML::XQL::DirNode }; |
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212 |
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213 sub new |
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214 { |
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215 my ($type, %hash) = @_; |
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216 my $self = bless \%hash, $type; |
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217 |
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218 $self->{Root} = "." unless exists $self->{Root}; |
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219 |
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220 my $dirname; |
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221 if ($self->{Root} =~ /^(.+)\Q${XML::XQL::DirNode::SEP}\E(.+)$/) |
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222 { |
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223 $self->{Prefix} = $1; |
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224 $dirname = $2; |
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225 } |
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226 else |
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227 { |
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228 $self->{Prefix} = ""; |
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229 $dirname = $self->{Root}; |
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230 } |
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231 |
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232 $self->{Dir} = new XML::XQL::Dir (TagName => $dirname, Parent => $self); |
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233 $self->{Built} = 1; |
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234 |
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235 return $self; |
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236 } |
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237 |
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238 sub xql |
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239 { |
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240 shift->root->xql (@_); |
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241 } |
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242 |
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243 sub root { $_[0]->{Dir} } |
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244 |
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245 sub isElementNode { 0 } |
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246 sub xql_nodeType { 9 } |
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247 sub xql_childCount { 1 } |
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248 sub fullname { $_[0]->{Prefix} } |
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249 sub xql_sortKey { "" } |
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250 sub xql_parent { undef } |
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251 sub xql_nodeName { "#document" } |
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252 sub depth { 0 } |
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253 sub xql_node { [ $_[0]->{Dir} ] } |
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254 |
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255 sub xql_element |
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256 { |
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257 my ($self, $elem) = @_; |
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258 |
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259 my $dir = $self->{Dir}; |
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260 if (defined $elem) |
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261 { |
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262 return [ $dir ] if $dir->{TagName} eq $elem; |
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263 } |
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264 else |
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265 { |
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266 return [ $dir ]; |
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267 } |
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268 } |
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269 |
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270 # By default the elements in a document don't preserve whitespace |
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271 sub xql_preserveSpace |
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272 { |
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273 0; |
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274 } |
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275 |
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276 sub toString |
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277 { |
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278 $_[0]->root->toString; |
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279 } |
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280 |
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281 #---------------------------------------------------------------------------- |
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282 package XML::XQL::DirAttrDef; # Definitions for DirAttr nodes |
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283 |
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284 sub new |
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285 { |
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286 my ($type, %hash) = @_; |
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287 bless \%hash, $type; |
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288 } |
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289 |
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290 sub dump |
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291 { |
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292 print $_[0]->toString . "\n"; |
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293 } |
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294 |
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295 sub toString |
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296 { |
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297 my $self = shift; |
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298 print "DirAttrDef $self\n"; |
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299 my $i = 0; |
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300 for my $attrName ($self->in_order) |
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301 { |
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302 my $a = $self->{$attrName}; |
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303 print "[$i] name=$attrName"; $i++; |
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304 print " order=" . $a->{Order}; |
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305 print " get=" . $a->{Get} if defined $a->{Get}; |
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306 print " set=" . $a->{Set} if defined $a->{Set}; |
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307 if (defined $a->{Alias}) |
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308 { |
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309 print " alias=" . join (",", @{ $a->{Alias} }); |
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310 } |
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311 print "\n"; |
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312 } |
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313 if (defined $self->{'@ALIAS'}) |
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314 { |
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315 print "Alias: "; |
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316 my $alias = $self->{'@ALIAS'}; |
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317 |
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318 print join (",", map { "$_=" . $alias->{$_} } keys %$alias); |
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319 print "\n"; |
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320 } |
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321 } |
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322 |
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323 sub clone |
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324 { |
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325 my $self = shift; |
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326 my $n = new XML::XQL::DirAttrDef; |
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327 $n->{'@IN_ORDER'} = [ @{ $self->{'@IN_ORDER'} } ]; |
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328 |
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329 for my $a (@{ $self->{'@IN_ORDER'} }) |
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330 { |
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331 $n->{$a} = { %{ $self->{$a} } }; |
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332 $n->{$a}->{Alias} = [ @{ $self->{$a}->{Alias} } ] |
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333 if defined $self->{$a}->{Alias}; |
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334 } |
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335 $n->{'@ALIAS'} = { %{ $self->{'@ALIAS'} } } |
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336 if defined $self->{'@ALIAS'}; |
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337 |
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338 return $n; |
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339 } |
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340 |
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341 sub in_order { defined $_[0]->{'@IN_ORDER'} ? @{ $_[0]->{'@IN_ORDER'} } : () } |
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342 sub alias { $_[0]->{'@ALIAS'}->{$_[1]} } |
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343 sub order { $_[0]->{$_[1]}->{Order} } |
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344 sub get { $_[0]->{$_[1]}->{Get} } |
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345 sub set { $_[0]->{$_[1]}->{Set} } |
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346 |
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347 sub remove_attr |
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348 { |
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349 my ($self, $name) = @_; |
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350 next unless defined $self->{$name}; |
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351 |
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352 my $order = $self->{$name}->{Order}; |
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353 my @in_order = $self->in_order; |
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354 splice @in_order, $order, 1; |
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355 |
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356 # Reassign Order numbers |
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357 for (my $i = 0; $i < @in_order; $i++) |
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358 { |
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359 $self->{$name}->{Order} = $i; |
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360 } |
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361 $self->{'@IN_ORDER'} = \@in_order; |
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362 |
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363 delete $self->{$name}; |
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364 } |
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365 |
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366 sub define_attr |
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367 { |
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368 my ($self, %hash) = @_; |
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369 my $name = $hash{Name}; |
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370 |
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371 if (defined $self->{$name}) |
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372 { |
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373 $hash{Order} = $self->{$name}->{Order} unless defined $hash{Order}; |
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374 $self->remove_attr ($name); |
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375 } |
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376 |
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377 my @in_order = $self->in_order; |
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378 $hash{Order} = -1 |
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379 if $hash{Order} >= @in_order; |
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380 |
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381 if ($hash{Order} == -1) |
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382 { |
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383 push @in_order, $name; |
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384 } |
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385 else |
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386 { |
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387 splice @in_order, $hash{Order}, 0, $name; |
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388 } |
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389 $self->{$name} = \%hash; |
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390 |
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391 # Reassign Order numbers |
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392 for (my $i = 0; $i < @in_order; $i++) |
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393 { |
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394 $self->{$name}->{Order} = $i; |
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395 } |
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396 $self->{'@IN_ORDER'} = \@in_order; |
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397 |
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398 my @alias = defined $hash{Alias} ? @{ $hash{Alias} } : (); |
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399 for (@alias) |
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400 { |
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401 $self->{'@ALIAS'}->{$_} = $name; |
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402 } |
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403 } |
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404 |
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405 #---------------------------------------------------------------------------- |
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406 package XML::XQL::DirAttr; # Attr node |
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407 use vars qw{ @ISA %GET_ATTR_FUNC %SET_ATTR_FUNC }; |
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408 @ISA = qw{ XML::XQL::DirNode }; |
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409 |
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410 sub new |
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411 { |
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412 my ($type, %hash) = @_; |
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413 my $self = bless \%hash, $type; |
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414 |
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415 $self->{xql_value} = $self->{Parent}->{AttrDef}->get ($hash{Name}); |
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416 $self->{xql_setValue} = $self->{Parent}->{AttrDef}->set ($hash{Name}); |
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417 $self; |
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418 } |
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419 |
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420 sub isElementNode { 0 } |
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421 sub xql_nodeType { 2 } |
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422 sub xql_nodeName { $_[0]->{Name} } |
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423 sub xql_childIndex { $_[0]->{Parent}->attrIndex ($_[0]->{Name}) } |
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424 sub xql_childCount { 0 } |
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425 sub xql_node { [] } |
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426 sub is_defined { exists $_[0]->{Value} } |
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427 |
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428 sub create { XML::XQL::DirNode::create_date_from_days ($_[0]->{Parent}->age, $_[0]) } |
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429 sub age { new XML::XQL::Number ($_[0]->{Parent}->age, $_[0]) } |
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430 sub size { new XML::XQL::Text ($_[0]->{Parent}->size, $_[0]) } |
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431 sub ext { new XML::XQL::Text ($_[0]->{Parent}->ext, $_[0]) } |
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432 sub no_ext { new XML::XQL::Text ($_[0]->{Parent}->no_ext, $_[0]) } |
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433 sub name { new XML::XQL::Text ($_[0]->{Parent}->name, $_[0]) } |
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434 sub full { new XML::XQL::Text ($_[0]->{Parent}->full, $_[0]) } |
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435 sub abs { new XML::XQL::Text ($_[0]->{Parent}->abs, $_[0]) } |
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436 sub is_file { new XML::XQL::Boolean ($_[0]->{Parent}->is_file, $_[0]) } |
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437 sub is_dir { new XML::XQL::Boolean ($_[0]->{Parent}->is_dir, $_[0]) } |
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438 sub is_link { new XML::XQL::Boolean ($_[0]->{Parent}->is_link, $_[0]) } |
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439 sub is_pipe { new XML::XQL::Boolean ($_[0]->{Parent}->is_pipe, $_[0]) } |
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440 sub it_exists { new XML::XQL::Boolean ($_[0]->{Parent}->it_exists, $_[0]) } |
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441 sub is_zero { new XML::XQL::Boolean ($_[0]->{Parent}->is_zero, $_[0]) } |
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442 sub readable { new XML::XQL::Boolean ($_[0]->{Parent}->readable, $_[0]) } |
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443 sub writable { new XML::XQL::Boolean ($_[0]->{Parent}->writable, $_[0]) } |
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444 sub executable { new XML::XQL::Boolean ($_[0]->{Parent}->executable, $_[0]) } |
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445 sub owned { new XML::XQL::Boolean ($_[0]->{Parent}->owned, $_[0]) } |
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446 |
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447 sub last_access_in_days |
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448 { |
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449 new XML::XQL::Number ($_[0]->{Parent}->last_access_in_days, $_[0]); |
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450 } |
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451 |
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452 sub last_access |
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453 { |
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454 XML::XQL::DirNode::create_date_from_days ($_[0]->{Parent}->last_access_in_days, $_[0]); |
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455 } |
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456 |
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457 sub toString |
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458 { |
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459 my $old = ""; #$_[0]->is_defined ? "" : " (undef)"; |
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460 my $val = $_[0]->xql_value->xql_toString; #exists $_[0]->{Value} ? $_[0]->{Value}->xql_toString : "(undef)"; |
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461 $_[0]->{Name} . "=\"$val$old\"" |
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462 #?? encodeAttrValue |
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463 } |
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464 |
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465 sub xql_value |
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466 { |
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467 $_[0]->{Value} ||= &{ $_[0]->{xql_value} } (@_); |
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468 } |
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469 |
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470 sub xql_setValue |
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471 { |
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472 my ($self, $text) = @_; |
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473 my $set = $_[0]->{xql_setValue}; |
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474 if (defined $set) |
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475 { |
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476 &$set ($self, $text); |
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477 } |
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478 else |
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479 { |
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480 warn "xql_setValue not defined for DirAttr name=" . $self->{TagName}; |
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481 } |
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482 } |
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483 |
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484 sub set_name |
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485 { |
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486 my ($attr, $text) = @_; |
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487 $attr->{Parent}->set_name ($text); |
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488 } |
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489 |
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490 sub set_ext |
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491 { |
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492 my ($attr, $text) = @_; |
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493 $attr->{Parent}->set_ext ($text); |
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494 } |
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495 |
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496 sub set_no_ext |
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497 { |
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498 my ($attr, $text) = @_; |
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499 $attr->{Parent}->set_no_ext ($text); |
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500 } |
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501 |
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502 #---------------------------------------------------------------------------- |
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503 package XML::XQL::DirElem; # File or Dir |
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504 use vars qw{ @ISA $ATTRDEF }; |
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505 @ISA = qw( XML::XQL::DirNode ); |
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506 |
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507 $ATTRDEF = new XML::XQL::DirAttrDef; |
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508 $ATTRDEF->define_attr (Name => 'name', Get => \&XML::XQL::DirAttr::name, |
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509 Set => \&XML::XQL::DirAttr::set_name); |
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510 $ATTRDEF->define_attr (Name => 'full', Get => \&XML::XQL::DirAttr::full); |
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511 $ATTRDEF->define_attr (Name => 'abs', Get => \&XML::XQL::DirAttr::abs); |
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512 $ATTRDEF->define_attr (Name => 'no_ext', Get => \&XML::XQL::DirAttr::no_ext, |
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513 Set => \&XML::XQL::DirAttr::set_no_ext); |
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514 $ATTRDEF->define_attr (Name => 'ext', Get => \&XML::XQL::DirAttr::ext, |
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515 Set => \&XML::XQL::DirAttr::set_ext); |
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516 |
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517 $ATTRDEF->define_attr (Name => 'age', Get => \&XML::XQL::DirAttr::age, |
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518 Alias => [ 'M' ] ); |
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519 $ATTRDEF->define_attr (Name => 'create', Get => \&XML::XQL::DirAttr::create, |
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520 Alias => [ 'cre' ] ); |
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521 $ATTRDEF->define_attr (Name => 'A', Get => \&XML::XQL::DirAttr::last_access_in_days, |
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522 Alias => [ 'acc_in_days' ] ); |
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523 $ATTRDEF->define_attr (Name => 'access', Get => \&XML::XQL::DirAttr::last_access, |
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524 Alias => [ 'acc' ] ); |
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525 |
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526 # These should only be implemented for Link and Pipe resp. !! |
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527 $ATTRDEF->define_attr (Name => 'l', Get => \&XML::XQL::DirAttr::is_link, |
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528 Alias => [ 'is_link' ] ); |
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529 $ATTRDEF->define_attr (Name => 'p', Get => \&XML::XQL::DirAttr::is_pipe, |
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530 Alias => [ 'is_pipe' ] ); |
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531 |
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532 $ATTRDEF->define_attr (Name => 'e', Get => \&XML::XQL::DirAttr::it_exists, |
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533 Alias => [ 'exists' ] ); |
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534 $ATTRDEF->define_attr (Name => 'z', Get => \&XML::XQL::DirAttr::is_zero, |
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535 Alias => [ 'is_zero' ] ); |
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536 $ATTRDEF->define_attr (Name => 'r', Get => \&XML::XQL::DirAttr::readable, |
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537 Alias => [ 'readable' ] ); |
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538 $ATTRDEF->define_attr (Name => 'w', Get => \&XML::XQL::DirAttr::writable, |
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539 Alias => [ 'writable' ] ); |
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540 $ATTRDEF->define_attr (Name => 'x', Get => \&XML::XQL::DirAttr::executable, |
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541 Alias => [ 'is_zero' ] ); |
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542 $ATTRDEF->define_attr (Name => 'o', Get => \&XML::XQL::DirAttr::owned, |
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543 Alias => [ 'owned' ] ); |
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544 |
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545 #dump_attr_def(); |
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546 |
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547 # mod => 0, |
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548 # create => 1, |
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549 # prot => 2, |
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550 # protn => 3, |
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551 # name => 4, |
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552 # path => 5, |
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553 # dir => 6, |
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554 |
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555 sub isElementNode { 1 } |
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556 sub xql_nodeType { 1 } |
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557 sub xql_nodeName { $_[0]->{TagName} } |
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558 |
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559 sub dump_attr_def { $ATTRDEF->dump; } |
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560 sub attrNames { @{ $_[0]->{AttrDef}->{'@IN_ORDER'} } } |
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561 sub hasAttr { exists $_[0]->{AttrDef}->{$_[1]} } |
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562 |
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563 # Attributes set/get |
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564 sub full { $_[0]->fullname } |
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565 sub abs { $_[0]->abs } |
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566 sub no_ext { $_[0]->{TagName} } |
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567 sub set_no_ext { shift->set_name (@_) } |
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568 sub size { -s $_[0]->fullname } |
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569 sub age { -M $_[0]->fullname } |
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570 sub last_access_in_days { -A $_[0]->fullname } |
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571 sub is_file { -f $_[0]->fullname } |
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572 sub is_dir { -d $_[0]->fullname } |
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573 sub is_link { -l $_[0]->fullname } |
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574 sub is_pipe { -p $_[0]->fullname } |
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575 sub it_exists { -e $_[0]->fullname } |
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576 sub is_zero { -z $_[0]->fullname } |
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577 sub readable { -r $_[0]->fullname } |
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578 sub writable { -w $_[0]->fullname } |
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579 sub executable { -x $_[0]->fullname } |
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580 sub owned { -o $_[0]->fullname } |
|
581 |
|
582 sub attr_alias |
|
583 { |
|
584 return undef unless defined $_[1]; |
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585 |
|
586 my $alias = $_[0]->{AttrDef}->alias ($_[1]); |
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587 defined $alias ? $alias : $_[1]; |
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588 } |
|
589 |
|
590 sub create_path # static |
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591 { |
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592 my ($dir, $file) = @_; |
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593 |
|
594 if ($dir =~ /\Q${XML::XQL::DirNode::SEP}\E$/) |
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595 { |
|
596 return "$dir$file"; |
|
597 } |
|
598 elsif ($dir eq "") # e.g. when file is root directory '/' |
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599 { |
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600 return $file; |
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601 } |
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602 else |
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603 { |
|
604 return "$dir${XML::XQL::DirNode::SEP}$file"; |
|
605 } |
|
606 } |
|
607 |
|
608 sub fullname |
|
609 { |
|
610 my $pa = $_[0]->{Parent}->fullname; |
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611 my $name = $_[0]->{TagName}; |
|
612 create_path ($pa, $name); |
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613 } |
|
614 |
|
615 #?? same as full name - for now |
|
616 sub abs |
|
617 { |
|
618 shift->fullname (@_); |
|
619 } |
|
620 |
|
621 sub parent_dir |
|
622 { |
|
623 $_[0]->{Parent}->fullname; |
|
624 } |
|
625 |
|
626 # With 3 params, sets the specified attribute with $attrName to $attrValue. |
|
627 # With 2 params, reinitializes the specified attribute with $attrName if |
|
628 # it currently has a value. |
|
629 |
|
630 sub update_attr |
|
631 { |
|
632 my ($self, $attrName, $attrValue) = @_; |
|
633 |
|
634 if (@_ == 3) |
|
635 { |
|
636 my $attr = $self->getAttributeNode ($attrName); |
|
637 if (defined $attr && defined $attr->{Value}) |
|
638 { |
|
639 $attr->{Value} = $attrValue; |
|
640 } |
|
641 } |
|
642 else |
|
643 { |
|
644 return unless exists $self->{A}->{$attrName}; |
|
645 my $a = $self->{A}->{$attrName}; |
|
646 if (exists $a->{Value}) |
|
647 { |
|
648 delete $a->{Value}; |
|
649 $a->xql_value; # reinitialize value |
|
650 } |
|
651 } |
|
652 } |
|
653 |
|
654 sub set_name |
|
655 { |
|
656 my ($self, $text) = @_; |
|
657 my $fullName = $self->fullname; |
|
658 my $newName = create_path ($self->parent_dir, $text); |
|
659 |
|
660 if (rename ($fullName, $newName)) |
|
661 { |
|
662 $self->{TagName} = $text; |
|
663 $self->update_attr ('name', $text); |
|
664 $self->update_attr ('ext'); |
|
665 $self->update_attr ('no_ext'); |
|
666 |
|
667 return 1; |
|
668 } |
|
669 else |
|
670 { |
|
671 warn "set_name: could not rename $fullName to $newName"; |
|
672 return 0; |
|
673 } |
|
674 } |
|
675 |
|
676 sub ext |
|
677 { |
|
678 my $name = $_[0]->{TagName}; |
|
679 $name =~ /\.([^.]+)$/; |
|
680 # print "ext name=$name ext=$1\n"; |
|
681 return $1; |
|
682 } |
|
683 |
|
684 sub set_ext |
|
685 { |
|
686 my ($self, $text) = @_; |
|
687 # print "set_ext $text\n"; |
|
688 my $no_ext = $self->no_ext; |
|
689 $self->set_name (length ($text) ? "$no_ext.$text" : $no_ext); |
|
690 } |
|
691 |
|
692 sub no_ext |
|
693 { |
|
694 my $name = $_[0]->{TagName}; |
|
695 $name =~ /^(.+)\.([^.]+)$/; |
|
696 # print "no_ext name=$name no_ext=$1\n"; |
|
697 return $1; |
|
698 } |
|
699 |
|
700 sub set_no_ext |
|
701 { |
|
702 my ($self, $text) = @_; |
|
703 # print "set_no_ext $text\n"; |
|
704 my $ext = $self->ext; |
|
705 $self->set_name (length ($ext) ? "$text.$ext" : $text); |
|
706 } |
|
707 |
|
708 sub xql_attribute |
|
709 { |
|
710 my ($node, $attrName) = @_; |
|
711 if (defined $attrName) |
|
712 { |
|
713 my $attr = $node->getAttributeNode ($attrName); |
|
714 defined ($attr) ? [ $attr ] : []; |
|
715 } |
|
716 else |
|
717 { |
|
718 my @attr; |
|
719 for my $name ($node->attrNames) |
|
720 { |
|
721 push @attr, $node->getAttributeNode ($name); |
|
722 } |
|
723 \@attr; |
|
724 } |
|
725 } |
|
726 |
|
727 sub getAttributeNode |
|
728 { |
|
729 my ($self, $attrName) = @_; |
|
730 $attrName = $self->attr_alias ($attrName); |
|
731 |
|
732 return undef unless $self->hasAttr ($attrName); |
|
733 |
|
734 my $attr = $_[0]->{A}->{$attrName} ||= |
|
735 new XML::XQL::DirAttr (Parent => $self, Name => $attrName); |
|
736 $attr; |
|
737 } |
|
738 |
|
739 sub attrIndex |
|
740 { |
|
741 $_[0]->{AttrDef}->order ($_[1]); |
|
742 } |
|
743 |
|
744 sub toString |
|
745 { |
|
746 my ($self, $depth) = @_; |
|
747 my $indent = " " x $depth; |
|
748 my $str = $indent; |
|
749 my $tagName = $self->{TagName}; |
|
750 |
|
751 my $tfp = $self->tag_for_print; |
|
752 |
|
753 $str .= "<$tfp name=\"$tagName\""; |
|
754 |
|
755 for my $attrName ($self->attrNames) |
|
756 { |
|
757 next unless exists $self->{A}->{$attrName}; |
|
758 |
|
759 #?? don't print un-retrieved attributes - for now |
|
760 my $attr = $self->{A}->{$attrName}; |
|
761 next unless $attr->is_defined; |
|
762 |
|
763 $str .= " " . $attr->toString; |
|
764 } |
|
765 |
|
766 my $kids = $self->print_kids ? $self->xql_node : []; |
|
767 if (@$kids) |
|
768 { |
|
769 $str .= ">\n"; |
|
770 for (@$kids) |
|
771 { |
|
772 $str .= $_->toString ($depth + 1); |
|
773 } |
|
774 $str .= $indent . "</dir>\n"; |
|
775 } |
|
776 else |
|
777 { |
|
778 $str .= "/>\n"; |
|
779 } |
|
780 } |
|
781 |
|
782 #---------------------------------------------------------------------------- |
|
783 package XML::XQL::Dir; # Element node |
|
784 use vars qw{ @ISA $ATTRDEF }; |
|
785 @ISA = qw( XML::XQL::DirElem ); |
|
786 |
|
787 $ATTRDEF = $XML::XQL::DirElem::ATTRDEF->clone; |
|
788 $ATTRDEF->define_attr (Name => 'd', Get => \&XML::XQL::DirAttr::is_dir, |
|
789 Alias => [ 'is_dir' ] ); |
|
790 #dump_attr_def(); |
|
791 |
|
792 sub tag_for_print { "dir" } |
|
793 sub print_kids { 1 } |
|
794 sub dump_attr_def { $ATTRDEF->dump } |
|
795 |
|
796 sub new |
|
797 { |
|
798 my ($type, %hash) = @_; |
|
799 $hash{AttrDef} = $ATTRDEF; |
|
800 bless \%hash, $type; |
|
801 } |
|
802 |
|
803 sub build |
|
804 { |
|
805 my ($self) = @_; |
|
806 my $dirname = $self->fullname; |
|
807 # print "dirname=$dirname\n"; |
|
808 |
|
809 if (opendir (DIR, $dirname)) |
|
810 { |
|
811 my @kids; |
|
812 |
|
813 my @f = readdir (DIR); |
|
814 closedir DIR; |
|
815 |
|
816 for my $f (@f) |
|
817 { |
|
818 next if $f =~ /^..?$/; |
|
819 # print "dirname=$dirname f=$f\n"; |
|
820 |
|
821 my $full = defined $dirname ? "$dirname${XML::XQL::DirNode::SEP}$f" : $f; |
|
822 # print "dirname=$dirname full=$full\n"; |
|
823 |
|
824 if (-f $full) |
|
825 { |
|
826 push @kids, XML::XQL::File->new (Parent => $self, |
|
827 TagName => $f |
|
828 ); |
|
829 } |
|
830 elsif (-d _) |
|
831 { |
|
832 push @kids, XML::XQL::Dir->new (Parent => $self, |
|
833 TagName => $f |
|
834 ); |
|
835 } |
|
836 } |
|
837 $self->{C} = \@kids; |
|
838 $self->{Built} = 1; |
|
839 } |
|
840 else |
|
841 { |
|
842 print "can't opendir $dirname: $!"; |
|
843 } |
|
844 } |
|
845 |
|
846 sub xql_childCount |
|
847 { |
|
848 my $self = shift; |
|
849 $self->build unless $self->{Built}; |
|
850 my $ch = $self->{C}; |
|
851 |
|
852 defined $ch ? scalar(@$ch) : 0; |
|
853 } |
|
854 |
|
855 #---------------------------------------------------------------------------- |
|
856 package XML::XQL::File; # Element node |
|
857 use vars qw{ @ISA $ATTRDEF }; |
|
858 @ISA = qw( XML::XQL::DirElem ); |
|
859 |
|
860 $ATTRDEF = $XML::XQL::DirElem::ATTRDEF->clone; |
|
861 $ATTRDEF->define_attr (Name => 'f', Get => \&XML::XQL::DirAttr::is_file, |
|
862 Alias => [ 'is_file' ] ); |
|
863 $ATTRDEF->define_attr (Name => 'size', Get => \&XML::XQL::DirAttr::size, |
|
864 Alias => [ 's' ]); |
|
865 #dump_attr_def(); |
|
866 |
|
867 sub new |
|
868 { |
|
869 my ($type, %hash) = @_; |
|
870 $hash{AttrDef} = $ATTRDEF; |
|
871 bless \%hash, $type; |
|
872 } |
|
873 |
|
874 sub getChildIndex { 0 } |
|
875 sub xql_childCount { 1 } |
|
876 sub contents { $_[0]->build unless $_[0]->{Built}; $_[0]->{C}->[0] } |
|
877 sub xql_text { $_[0]->contents->xql_text } |
|
878 sub xql_rawText { $_[0]->contents->xql_text } |
|
879 sub tag_for_print { "file" } |
|
880 sub print_kids { 0 } |
|
881 sub dump_attr_def { $ATTRDEF->dump } |
|
882 |
|
883 sub xql_rawTextBlocks |
|
884 { |
|
885 my $self = shift; |
|
886 ( [ 0, 0, $self->xql_text ]) |
|
887 } |
|
888 |
|
889 sub xql_setValue |
|
890 { |
|
891 my ($self, $text) = @_; |
|
892 $self->contents->xql_setValue ($text); |
|
893 } |
|
894 |
|
895 sub xql_replaceBlockWithText |
|
896 { |
|
897 my ($self, $start, $end, $text) = @_; |
|
898 if ($start == 0 && $end == 0) |
|
899 { |
|
900 $self->xql_setValue ($text); |
|
901 } |
|
902 else |
|
903 { |
|
904 warn "xql_setText bad index start=$start end=$end"; |
|
905 } |
|
906 } |
|
907 |
|
908 sub build |
|
909 { |
|
910 my $self = shift; |
|
911 push @{ $self->{C} }, XML::XQL::FileContents->new (Parent => $self); |
|
912 $self->{Built} = 1; |
|
913 } |
|
914 |
|
915 #---------------------------------------------------------------------------- |
|
916 package XML::XQL::FileContents; # Text node |
|
917 use vars qw{ @ISA }; |
|
918 @ISA = qw{ XML::XQL::DirNode }; |
|
919 |
|
920 sub new |
|
921 { |
|
922 my ($type, %hash) = @_; |
|
923 bless \%hash, $type; |
|
924 } |
|
925 |
|
926 sub isTextNode { 1 } |
|
927 sub xql_nodeType { 3 } |
|
928 sub xql_nodeName { "#contents" } |
|
929 sub getChildIndex { 0 } |
|
930 sub xql_childCount { 0 } |
|
931 sub xql_rawText { $_[0]->xql_text } |
|
932 |
|
933 sub xql_text |
|
934 { |
|
935 my $self = shift; |
|
936 unless ($self->{Built}) |
|
937 { |
|
938 local *FILE; |
|
939 local $/; # slurp mode |
|
940 |
|
941 if (open (FILE, $self->{Parent}->fullname)) |
|
942 { |
|
943 $self->{Data} = <FILE>; |
|
944 close FILE; |
|
945 } |
|
946 else |
|
947 { |
|
948 #?? warning |
|
949 } |
|
950 $self->{Built} = 1; |
|
951 } |
|
952 $self->{Data}; |
|
953 } |
|
954 |
|
955 sub xql_setValue |
|
956 { |
|
957 my ($self, $text) = @_; |
|
958 |
|
959 my $filename = $self->{Parent}->fullname; |
|
960 local *FILE; |
|
961 if (open (FILE, ">$filename")) |
|
962 { |
|
963 print FILE $text; |
|
964 $self->{Data} = $text; |
|
965 $self->{Built} = 1; |
|
966 close FILE; |
|
967 } |
|
968 else |
|
969 { |
|
970 warn "xql_setValue could not open $filename for writing"; |
|
971 } |
|
972 } |
|
973 |
|
974 return 1; |