11 |
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|
12 |
package Message::Header; |
package Message::Header; |
13 |
use strict; |
use strict; |
14 |
use vars qw($VERSION %REG %DEFAULT); |
use vars qw($VERSION %REG); |
15 |
$VERSION = '1.00'; |
$VERSION = '1.00'; |
16 |
|
use Carp (); |
17 |
use overload '@{}' => sub {shift->_delete_empty_field()->{field}}, |
use overload '@{}' => sub { shift->_delete_empty_field->{field} }, |
18 |
'""' => sub {shift->stringify}; |
'""' => sub { shift->stringify }, |
19 |
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fallback => 1; |
20 |
|
|
21 |
$REG{WSP} = qr/[\x09\x20]/; |
$REG{WSP} = qr/[\x09\x20]/; |
22 |
$REG{FWS} = qr/[\x09\x20]*/; |
$REG{FWS} = qr/[\x09\x20]*/; |
45 |
|
|
46 |
=cut |
=cut |
47 |
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|
48 |
%DEFAULT = ( |
=head1 CONSTRUCTORS |
49 |
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|
50 |
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The following methods construct new C<Message::Header> objects: |
51 |
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52 |
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=over 4 |
53 |
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|
54 |
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=cut |
55 |
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|
56 |
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## Initialize |
57 |
|
my %DEFAULT = ( |
58 |
capitalize => 1, |
capitalize => 1, |
59 |
fold_length => 70, |
fold_length => 70, |
60 |
field_type => {':DEFAULT' => 'Message::Field::Unstructured'}, |
#field_type => {}, |
61 |
mail_from => -1, |
format => 'mail-rfc2822', |
62 |
output_bcc => -1, |
mail_from => 0, |
63 |
parse_all => -1, |
output_bcc => 0, |
64 |
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parse_all => 0, |
65 |
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sort => 'none', |
66 |
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translate_underscore => 1, |
67 |
|
validate => 1, |
68 |
); |
); |
69 |
my @field_type_Structured = qw(cancel-lock |
$DEFAULT{field_type} = { |
70 |
importance mime-version path precedence x-cite |
':DEFAULT' => 'Message::Field::Unstructured', |
71 |
x-face x-mail-count x-msmail-priority x-priority x-uidl xref); |
|
72 |
for (@field_type_Structured) |
received => 'Message::Field::Received', |
73 |
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'x-received' => 'Message::Field::Received', |
74 |
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|
75 |
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'content-type' => 'Message::Field::ContentType', |
76 |
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'content-disposition' => 'Message::Field::ContentDisposition', |
77 |
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'auto-submitted' => 'Message::Field::ValueParams', |
78 |
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link => 'Message::Field::ValueParams', |
79 |
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archive => 'Message::Field::ValueParams', |
80 |
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'x-face-type' => 'Message::Field::ValueParams', |
81 |
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|
82 |
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subject => 'Message::Field::Subject', |
83 |
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'x-nsubject' => 'Message::Field::Subject', |
84 |
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|
85 |
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'list-software' => 'Message::Field::UA', |
86 |
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'user-agent' => 'Message::Field::UA', |
87 |
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server => 'Message::Field::UA', |
88 |
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|
89 |
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## Numeric value |
90 |
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'content-length' => 'Message::Field::Numval', |
91 |
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lines => 'Message::Field::Numval', |
92 |
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'max-forwards' => 'Message::Field::Numval', |
93 |
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'mime-version' => 'Message::Field::Numval', |
94 |
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'x-jsmail-priority' => 'Message::Field::Numval', |
95 |
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'x-mail-count' => 'Message::Field::Numval', |
96 |
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'x-ml-count' => 'Message::Field::Numval', |
97 |
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'x-priority' => 'Message::Field::Numval', |
98 |
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|
99 |
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path => 'Message::Field::Path', |
100 |
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}; |
101 |
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for (qw(archive cancel-lock content-features content-md5 |
102 |
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disposition-notification-options encoding |
103 |
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importance injector-info |
104 |
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pics-label posted-and-mailed precedence list-id message-type |
105 |
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original-recipient priority |
106 |
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sensitivity status x-face x-msmail-priority xref)) |
107 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Structured'} |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Structured'} |
108 |
my @field_type_Address = qw(approved bcc cc delivered-to disposition-notification-to |
## Not supported yet, but to be supported... |
109 |
envelope-to |
for (qw(abuse-reports-to apparently-to approved approved-by bcc cc complaints-to |
110 |
errors-to fcc from mail-followup-to mail-followup-cc mail-from reply-to resent-bcc |
delivered-to disposition-notification-to envelope-to |
111 |
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errors-to from mail-copies-to mail-followup-to mail-reply-to |
112 |
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notice-requested-upon-delivery-to read-receipt-to register-mail-reply-requested-by |
113 |
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reply-to resent-bcc |
114 |
resent-cc resent-to resent-from resent-sender return-path |
resent-cc resent-to resent-from resent-sender return-path |
115 |
return-receipt-to sender to x-approved x-beenthere |
return-receipt-to return-receipt-requested-to sender to x-abuse-reports-to |
116 |
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x-admin x-approved |
117 |
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x-beenthere |
118 |
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x-confirm-reading-to |
119 |
x-complaints-to x-envelope-from x-envelope-sender |
x-complaints-to x-envelope-from x-envelope-sender |
120 |
x-envelope-to x-ml-address x-ml-command x-ml-to x-nfrom x-nto); |
x-envelope-to x-ml-address x-ml-command x-ml-to x-nfrom x-nto |
121 |
for (@field_type_Address) |
x-rcpt-to x-sender x-x-sender)) |
122 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Address'} |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Address'} |
123 |
my @field_type_Date = qw(date date-received delivery-date expires |
for (qw(date date-received delivery-date expires |
124 |
expire-date nntp-posting-date posted reply-by resent-date x-tcup-date); |
expire-date nntp-posting-date posted posted-date reply-by resent-date |
125 |
for (@field_type_Date) |
x-originalarrivaltime x-tcup-date)) |
126 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Date'} |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Date'} |
127 |
my @field_type_MsgID = qw(content-id in-reply-to message-id |
for (qw(article-updates client-date content-id in-reply-to message-id |
128 |
references resent-message-id see-also supersedes); |
obsoletes references replaces resent-message-id see-also supersedes)) |
|
for (@field_type_MsgID) |
|
129 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::MsgID'} |
{$DEFAULT{field_type}->{$_} = 'Message::Field::MsgID'} |
|
for (qw(received x-received)) |
|
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{$DEFAULT{field_type}->{$_} = 'Message::Field::Received'} |
|
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$DEFAULT{field_type}->{'content-type'} = 'Message::Field::ContentType'; |
|
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$DEFAULT{field_type}->{'content-disposition'} = 'Message::Field::ContentDisposition'; |
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for (qw(x-face-type)) |
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{$DEFAULT{field_type}->{$_} = 'Message::Field::ValueParams'} |
|
130 |
for (qw(accept accept-charset accept-encoding accept-language |
for (qw(accept accept-charset accept-encoding accept-language |
131 |
content-language |
content-language |
132 |
content-transfer-encoding encrypted followup-to keywords newsgroups |
content-transfer-encoding encrypted followup-to keywords |
133 |
|
list-archive list-digest list-help list-owner |
134 |
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list-post list-subscribe list-unsubscribe list-url uri newsgroups |
135 |
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posted-to |
136 |
x-brother x-daughter x-respect x-moe x-syster x-wife)) |
x-brother x-daughter x-respect x-moe x-syster x-wife)) |
137 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::CSV'} |
{$DEFAULT{field_type}->{$_} = 'Message::Field::CSV'} |
138 |
my @field_type_URI = qw(list-archive list-help list-owner |
for (qw(content-alias content-base content-location location referer |
139 |
list-post list-subscribe list-unsubscribe uri url x-home-page x-http_referer |
url x-home-page x-http_referer |
140 |
x-info x-pgp-key x-ml-url x-uri x-url x-web); |
x-info x-pgp-key x-ml-url x-uri x-url x-web)) |
141 |
for (@field_type_URI) |
{$DEFAULT{field_type}->{$_} = 'Message::Field::URI'} |
142 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Structured'} |
|
143 |
for (qw(list-id)) |
## taken from L<HTTP::Header> |
144 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Structured'} |
# "Good Practice" order of HTTP message headers: |
145 |
for (qw(subject title x-nsubject)) |
# - General-Headers |
146 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::Subject'} |
# - Request-Headers |
147 |
for (qw(list-software user-agent server)) |
# - Response-Headers |
148 |
{$DEFAULT{field_type}->{$_} = 'Message::Field::UA'} |
# - Entity-Headers |
149 |
|
# (From draft-ietf-http-v11-spec-rev-01, Nov 21, 1997) |
150 |
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my @header_order = qw( |
151 |
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mail-from x-envelope-from relay-version path status |
152 |
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153 |
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cache-control connection date pragma transfer-encoding upgrade trailer via |
154 |
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155 |
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accept accept-charset accept-encoding accept-language |
156 |
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authorization expect from host |
157 |
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if-modified-since if-match if-none-match if-range if-unmodified-since |
158 |
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max-forwards proxy-authorization range referer te user-agent |
159 |
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160 |
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accept-ranges age location proxy-authenticate retry-after server vary |
161 |
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warning www-authenticate |
162 |
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|
163 |
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mime-version |
164 |
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allow content-base content-encoding content-language content-length |
165 |
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content-location content-md5 content-range content-type |
166 |
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etag expires last-modified content-style-type content-script-type |
167 |
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link |
168 |
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|
169 |
=head2 Message::Header->new ([%option]) |
xref |
170 |
|
); |
171 |
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my %header_order; |
172 |
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|
173 |
Returns new Message::Header instance. Some options can be |
sub _init ($;%) { |
174 |
specified as hash. |
my $self = shift; |
175 |
|
my %options = @_; |
176 |
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$self->{field} = []; |
177 |
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$self->{option} = \%DEFAULT; |
178 |
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my @new_fields = (); |
179 |
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for my $name (keys %options) { |
180 |
|
if (substr ($name, 0, 1) eq '-') { |
181 |
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$self->{option}->{substr ($name, 1)} = $options{$name}; |
182 |
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} else { |
183 |
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push @new_fields, ($name => $options{$name}); |
184 |
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} |
185 |
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} |
186 |
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$self->add (@new_fields, -parse => $self->{option}->{parse_all}) |
187 |
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if $#new_fields > -1; |
188 |
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189 |
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my $format = $self->{option}->{format}; |
190 |
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if ($format =~ /^cgi/) { |
191 |
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unshift @header_order, qw(content-type location); |
192 |
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$self->{option}->{sort} = 'good-practice'; |
193 |
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} elsif ($format =~ /^http/) { |
194 |
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$self->{option}->{sort} = 'good-practice'; |
195 |
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} |
196 |
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|
197 |
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# Make alternative representations of @header_order. This is used |
198 |
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# for sorting. |
199 |
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my $i = 1; |
200 |
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for (@header_order) { |
201 |
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$header_order{$_} = $i++ unless $header_order{$_}; |
202 |
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} |
203 |
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} |
204 |
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205 |
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=item Message::Header->new ([%initial-fields/options]) |
206 |
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|
207 |
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Constructs a new C<Message::Headers> object. You might pass some initial |
208 |
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C<field-name>-C<field-body> pairs and/or options as parameters to the constructor. |
209 |
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|
210 |
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Example: |
211 |
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|
212 |
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$hdr = new Message::Headers |
213 |
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Date => 'Thu, 03 Feb 1994 00:00:00 +0000', |
214 |
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Content_Type => 'text/html', |
215 |
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Content_Location => 'http://www.foo.example/', |
216 |
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-format => 'mail-rfc2822' ## not to be header field |
217 |
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; |
218 |
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|
219 |
=cut |
=cut |
220 |
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|
221 |
sub new ($;%) { |
sub new ($;%) { |
222 |
my $class = shift; |
my $class = shift; |
223 |
my $self = bless {option => {@_}}, $class; |
my $self = bless {}, $class; |
224 |
for (keys %DEFAULT) {$self->{option}->{$_} ||= $DEFAULT{$_}} |
$self->_init (@_); |
225 |
$self; |
$self; |
226 |
} |
} |
227 |
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|
228 |
=head2 Message::Header->parse ($header, [%option]) |
=item Message::Header->parse ($header, [%initial-fields/options]) |
229 |
|
|
230 |
Parses given C<header> and return a new Message::Header |
Parses given C<header> and constructs a new C<Message::Headers> |
231 |
object. Some options can be specified as hash. |
object. You might pass some additional C<field-name>-C<field-body> pairs |
232 |
|
or/and initial options as parameters to the constructor. |
233 |
|
|
234 |
=cut |
=cut |
235 |
|
|
236 |
sub parse ($$;%) { |
sub parse ($$;%) { |
237 |
my $class = shift; |
my $class = shift; |
238 |
my $header = shift; |
my $header = shift; |
239 |
my $self = bless {option => {@_}}, $class; |
my $self = bless {}, $class; |
240 |
for (keys %DEFAULT) {$self->{option}->{$_} ||= $DEFAULT{$_}} |
$self->_init (@_); |
241 |
$header =~ s/\x0D?\x0A$REG{WSP}+/\x20/gos; ## unfold |
$header =~ s/\x0D?\x0A$REG{WSP}/\x20/gos; ## unfold |
242 |
for my $field (split /\x0D?\x0A/, $header) { |
for my $field (split /\x0D?\x0A/, $header) { |
243 |
if ($field =~ /$REG{M_fromline}/) { |
if ($field =~ /$REG{M_fromline}/) { |
244 |
my $body = $1; |
my $body = $1; |
245 |
$body = $self->_field_body ($body, 'mail-from') |
$body = $self->_field_body ($body, 'mail-from') |
246 |
if $self->{option}->{parse_all}>0; |
if $self->{option}->{parse_all}; |
247 |
|
push @{$self->{field}}, {name => 'mail-from', body => $body}; |
248 |
|
} elsif ($field =~ /$REG{M_field}/) { |
249 |
|
my ($name, $body) = (lc $1, $2); |
250 |
|
$name =~ s/$REG{WSP}+$//; |
251 |
|
$body =~ s/$REG{WSP}+$//; |
252 |
|
$body = $self->_field_body ($body, $name) if $self->{option}->{parse_all}; |
253 |
|
push @{$self->{field}}, {name => $name, body => $body}; |
254 |
|
} |
255 |
|
} |
256 |
|
$self; |
257 |
|
} |
258 |
|
|
259 |
|
=item Message::Header->parse_array (\@header, [%initial-fields/options]) |
260 |
|
|
261 |
|
Parses given C<header> and constructs a new C<Message::Headers> |
262 |
|
object. Same as C<Message::Header-E<lt>parse> but this method |
263 |
|
is given an array reference. You might pass some additional |
264 |
|
C<field-name>-C<field-body> pairs or/and initial options |
265 |
|
as parameters to the constructor. |
266 |
|
|
267 |
|
=cut |
268 |
|
|
269 |
|
sub parse_array ($\@;%) { |
270 |
|
my $class = shift; |
271 |
|
my $header = shift; |
272 |
|
Carp::croak "parse_array: first argument is not an array reference" |
273 |
|
unless ref $header eq 'ARRAY'; |
274 |
|
my $self = bless {}, $class; |
275 |
|
$self->_init (@_); |
276 |
|
while (1) { |
277 |
|
my $field = shift @$header; |
278 |
|
while (1) { |
279 |
|
if ($$header[0] =~ /^$REG{WSP}/) { |
280 |
|
$field .= shift @$header; |
281 |
|
} else {last} |
282 |
|
} |
283 |
|
$field =~ tr/\x0D\x0A//d; ## BUG: not safe for bar CR/LF |
284 |
|
if ($field =~ /$REG{M_fromline}/) { |
285 |
|
my $body = $1; |
286 |
|
$body = $self->_field_body ($body, 'mail-from') |
287 |
|
if $self->{option}->{parse_all}; |
288 |
push @{$self->{field}}, {name => 'mail-from', body => $body}; |
push @{$self->{field}}, {name => 'mail-from', body => $body}; |
289 |
} elsif ($field =~ /$REG{M_field}/) { |
} elsif ($field =~ /$REG{M_field}/) { |
290 |
my ($name, $body) = (lc $1, $2); |
my ($name, $body) = (lc $1, $2); |
291 |
$name =~ s/$REG{WSP}+$//; |
$name =~ s/$REG{WSP}+$//; |
292 |
$body =~ s/$REG{WSP}+$//; |
$body =~ s/$REG{WSP}+$//; |
293 |
$body = $self->_field_body ($body, $name) if $self->{option}->{parse_all}>0; |
$body = $self->_field_body ($body, $name) if $self->{option}->{parse_all}; |
294 |
push @{$self->{field}}, {name => $name, body => $body}; |
push @{$self->{field}}, {name => $name, body => $body}; |
295 |
} |
} |
296 |
|
last if $#$header < 0; |
297 |
} |
} |
298 |
$self; |
$self; |
299 |
} |
} |
300 |
|
|
301 |
|
=back |
302 |
|
|
303 |
|
=head1 METHODS |
304 |
|
|
305 |
=head2 $self->field ($field_name) |
=head2 $self->field ($field_name) |
306 |
|
|
307 |
Returns C<field-body> of given C<field-name>. |
Returns C<field-body> of given C<field-name>. |
370 |
unless (ref $body) { |
unless (ref $body) { |
371 |
my $type = $self->{option}->{field_type}->{$name} |
my $type = $self->{option}->{field_type}->{$name} |
372 |
|| $self->{option}->{field_type}->{':DEFAULT'}; |
|| $self->{option}->{field_type}->{':DEFAULT'}; |
373 |
eval "require $type"; |
eval "require $type" or Carp::croak ("_field_body: $type: $@"); |
374 |
unless ($body) { |
unless ($body) { |
375 |
$body = $type->new (field_name => $name); |
$body = $type->new (-field_name => $name, |
376 |
|
-format => $self->{option}->{format} |
377 |
|
, field_name => $name, format => $self->{option}->{format}); |
378 |
} else { |
} else { |
379 |
$body = $type->parse ($body, field_name => $name); |
$body = $type->parse ($body, -field_name => $name, |
380 |
|
-format => $self->{option}->{format}, |
381 |
|
field_name => $name,format => $self->{option}->{format}); |
382 |
} |
} |
383 |
} |
} |
384 |
$body; |
$body; |
398 |
map {$_->{name}} @{$self->{field}}; |
map {$_->{name}} @{$self->{field}}; |
399 |
} |
} |
400 |
|
|
401 |
=head2 $self->add ($field_name, $field_body) |
=item $hdr->add ($field-name, $field-body, [$name, $body, ...]) |
402 |
|
|
403 |
|
Adds some field name/body pairs. Even if there are |
404 |
|
one or more fields named given C<$field-name>, |
405 |
|
given name/body pairs are ADDed. Use C<replace> |
406 |
|
to remove same-name-fields. |
407 |
|
|
408 |
|
Instead of field name-body pair, you might pass some options. |
409 |
|
Four options are available for this method. |
410 |
|
|
411 |
|
C<-parse>: Parses and validates C<field-body>, and returns |
412 |
|
C<field-body> object. (When multiple C<field-body>s are |
413 |
|
added, returns only last one.) (Default: C<defined wantarray>) |
414 |
|
|
415 |
Adds an new C<field>. It is not checked whether |
C<-prepend>: New fields are not appended, |
416 |
the field which named $field_body is already exist or not. |
but prepended to current fields. (Default: C<0>) |
417 |
If you don't want duplicated C<field>s, use C<replace> method. |
|
418 |
|
C<-translate-underscore>: Do C<field-name> =~ tr/_/-/. (Default: C<1>) |
419 |
|
|
420 |
|
C<-validate>: Checks whether C<field-name> is valid or not. |
421 |
|
|
422 |
=cut |
=cut |
423 |
|
|
424 |
sub add ($$;$%) { |
sub add ($%) { |
425 |
my $self = shift; |
my $self = shift; |
426 |
my ($name, $body) = (lc shift, shift); |
my %fields = @_; |
427 |
my %option = @_; |
my %option = %{$self->{option}}; |
428 |
return 0 if $name =~ /$REG{UNSAFE_field_name}/; |
$option{parse} = defined wantarray unless defined $option{parse}; |
429 |
$body = $self->_field_body ($body, $name); |
for (grep {/^-/} keys %fields) {$option{substr ($_, 1)} = $fields{$_}} |
430 |
if ($option{prepend}) { |
my $body; |
431 |
unshift @{$self->{field}}, {name => $name, body => $body}; |
for (grep {/^[^-]/} keys %fields) { |
432 |
} else { |
my $name = lc $_; $body = $fields{$_}; |
433 |
push @{$self->{field}}, {name => $name, body => $body}; |
$name =~ tr/_/-/ if $option{translate_underscore}; |
434 |
|
Carp::croak "add: $name: invalid field-name" |
435 |
|
if $option{validate} && $name =~ /$REG{UNSAFE_field_name}/; |
436 |
|
$body = $self->_field_body ($body, $name) if $option{parse}; |
437 |
|
if ($option{prepend}) { |
438 |
|
unshift @{$self->{field}}, {name => $name, body => $body}; |
439 |
|
} else { |
440 |
|
push @{$self->{field}}, {name => $name, body => $body}; |
441 |
|
} |
442 |
} |
} |
443 |
$body; |
$body if $option{parse}; |
444 |
} |
} |
445 |
|
|
446 |
=head2 $self->relace ($field_name, $field_body) |
=head2 $self->relace ($field_name, $field_body) |
453 |
|
|
454 |
=cut |
=cut |
455 |
|
|
456 |
sub replace ($$$) { |
sub replace ($%) { |
457 |
my $self = shift; |
my $self = shift; |
458 |
my ($name, $body) = (lc shift, shift); |
my %params = @_; |
459 |
return 0 if $name =~ /$REG{UNSAFE_field_name}/; |
my %option = %{$self->{option}}; |
460 |
$body = $self->_field_body ($body, $name); |
$option{parse} = defined wantarray unless defined $option{parse}; |
461 |
|
for (grep {/^-/} keys %params) {$option{substr ($_, 1)} = $params{$_}} |
462 |
|
my (%new_field); |
463 |
|
for (grep {/^[^-]/} keys %params) { |
464 |
|
my $name = lc $_; |
465 |
|
$name =~ tr/_/-/ if $option{translate_underscore}; |
466 |
|
Carp::croak "replace: $name: invalid field-name" |
467 |
|
if $option{validate} && $name =~ /$REG{UNSAFE_field_name}/; |
468 |
|
$params{$_} = $self->_field_body ($params{$_}, $name) if $option{parse}; |
469 |
|
$new_field{$name} = $params{$_}; |
470 |
|
} |
471 |
|
my $body = (%new_field)[-1]; |
472 |
for my $field (@{$self->{field}}) { |
for my $field (@{$self->{field}}) { |
473 |
if ($field->{name} eq $name) { |
if (defined $new_field{$field->{name}}) { |
474 |
$field->{body} = $body; |
$field->{body} = $new_field {$field->{name}}; |
475 |
return $body; |
$new_field{$field->{name}} = undef; |
476 |
} |
} |
477 |
} |
} |
478 |
push @{$self->{field}}, {name => $name, body => $body}; |
for (keys %new_field) { |
479 |
$body; |
push @{$self->{field}}, {name => $_, body => $new_field{$_}}; |
480 |
|
} |
481 |
|
$body if $option{parse}; |
482 |
} |
} |
483 |
|
|
484 |
=head2 $self->delete ($field_name, [$index]) |
=head2 $self->delete ($field-name, [$name, ...]) |
485 |
|
|
486 |
Deletes C<field> named as $field_name. |
Deletes C<field> named as $field_name. |
|
If $index is specified, only $index'th C<field> is deleted. |
|
|
If not, ($index == 0), all C<field>s that have the C<field-name> |
|
|
$field_name are deleted. |
|
487 |
|
|
488 |
=cut |
=cut |
489 |
|
|
490 |
sub delete ($$;$) { |
sub delete ($@) { |
491 |
my $self = shift; |
my $self = shift; |
492 |
my ($name, $index) = (lc shift, shift); |
my %delete; for (@_) {$delete{lc $_} = 1} |
|
my $i = 0; |
|
493 |
for my $field (@{$self->{field}}) { |
for my $field (@{$self->{field}}) { |
494 |
if ($field->{name} eq $name) { |
undef $field if $delete{$field->{name}}; |
|
$i++; |
|
|
if ($index == 0 || $i == $index) { |
|
|
undef $field; |
|
|
return $self if $i == $index; |
|
|
} |
|
|
} |
|
495 |
} |
} |
|
$self; |
|
496 |
} |
} |
497 |
|
|
498 |
=head2 $self->count ([$field_name]) |
=head2 $self->count ([$field_name]) |
519 |
$count; |
$count; |
520 |
} |
} |
521 |
|
|
522 |
=head2 $self->stringify ([%option]) |
=head2 $self->rename ($field-name, $new-name, [$old, $new,...]) |
523 |
|
|
524 |
Returns the C<header> as a string. |
Renames C<$field-name> as C<$new-name>. |
525 |
|
|
526 |
=cut |
=cut |
527 |
|
|
528 |
sub stringify ($;%) { |
sub rename ($%) { |
529 |
my $self = shift; |
my $self = shift; |
530 |
my %OPT = @_; |
my %params = @_; |
531 |
my @ret; |
my %option = %{$self->{option}}; |
532 |
$OPT{capitalize} ||= $self->{option}->{capitalize}; |
for (grep {/^-/} keys %params) {$option{substr ($_, 1)} = $params{$_}} |
533 |
$OPT{mail_from} ||= $self->{option}->{mail_from}; |
my %new_name; |
534 |
$OPT{output_bcc} ||= $self->{option}->{output_bcc}; |
for (grep {/^[^-]/} keys %params) { |
535 |
push @ret, 'From '.$self->field ('mail-from') if $OPT{mail_from}>0; |
my ($old => $new) = (lc $_ => lc $params{$_}); |
536 |
|
$new =~ tr/_/-/ if $option{translate_underscore}; |
537 |
|
Carp::croak "rename: $new: invalid field-name" |
538 |
|
if $option{validate} && $new =~ /$REG{UNSAFE_field_name}/; |
539 |
|
$new_name{$old} = $new; |
540 |
|
} |
541 |
for my $field (@{$self->{field}}) { |
for my $field (@{$self->{field}}) { |
542 |
my $name = $field->{name}; |
if (length $new_name{$field->{name}}) { |
543 |
next unless $name; |
$field->{name} = $new_name{$field->{name}}; |
544 |
next if $OPT{mail_from}<0 && $name eq 'mail-from'; |
} |
|
next if $OPT{output_bcc}<0 && ($name eq 'bcc' || $name eq 'resent-bcc'); |
|
|
my $fbody = scalar $field->{body}; |
|
|
next unless $fbody; |
|
|
$fbody =~ s/\x0D([^\x09\x0A\x20])/\x0D\x20$1/g; |
|
|
$fbody =~ s/\x0A([^\x09\x20])/\x0A\x20$1/g; |
|
|
$name =~ s/((?:^|-)[a-z])/uc($1)/ge if $OPT{capitalize}; |
|
|
push @ret, $name.': '.$self->fold ($fbody); |
|
545 |
} |
} |
546 |
my $ret = join ("\n", @ret); |
$self if defined wantarray; |
|
$ret? $ret."\n": ""; |
|
547 |
} |
} |
548 |
|
|
|
=head2 $self->get_option ($option_name) |
|
549 |
|
|
550 |
Returns value of the option. |
=item $self->scan(\&doit) |
551 |
|
|
552 |
=head2 $self->set_option ($option_name, $option_value) |
Apply a subroutine to each header field in turn. The callback routine is |
553 |
|
called with two parameters; the name of the field and a single value. |
554 |
|
If the header has more than one value, then the routine is called once |
555 |
|
for each value. |
556 |
|
|
557 |
Set new value of the option. |
=cut |
558 |
|
|
559 |
|
sub scan ($&) { |
560 |
|
my ($self, $sub) = @_; |
561 |
|
my $sort; |
562 |
|
$sort = \&_header_cmp if $self->{option}->{sort} eq 'good-practice'; |
563 |
|
$sort = {$a cmp $b} if $self->{option}->{sort} eq 'alphabetic'; |
564 |
|
my @field = @{$self->{field}}; |
565 |
|
if (ref $sort) { |
566 |
|
@field = sort $sort @{$self->{field}}; |
567 |
|
} |
568 |
|
for my $field (@field) { |
569 |
|
next if $field->{name} =~ /^_/; |
570 |
|
&$sub($field->{name} => $field->{body}); |
571 |
|
} |
572 |
|
} |
573 |
|
|
574 |
|
# Compare function which makes it easy to sort headers in the |
575 |
|
# recommended "Good Practice" order. |
576 |
|
## taken from HTTP::Header |
577 |
|
sub _header_cmp |
578 |
|
{ |
579 |
|
my ($na, $nb) = ($a->{name}, $b->{name}); |
580 |
|
# Unknown headers are assign a large value so that they are |
581 |
|
# sorted last. This also helps avoiding a warning from -w |
582 |
|
# about comparing undefined values. |
583 |
|
$header_order{$na} = 999 unless defined $header_order{$na}; |
584 |
|
$header_order{$nb} = 999 unless defined $header_order{$nb}; |
585 |
|
|
586 |
|
$header_order{$na} <=> $header_order{$nb} || $na cmp $nb; |
587 |
|
} |
588 |
|
|
589 |
|
=head2 $self->stringify ([%option]) |
590 |
|
|
591 |
|
Returns the C<header> as a string. |
592 |
|
|
593 |
=cut |
=cut |
594 |
|
|
595 |
sub get_option ($$) { |
sub stringify ($;%) { |
596 |
my $self = shift; |
my $self = shift; |
597 |
my ($name) = @_; |
my %params = @_; |
598 |
$self->{option}->{$name}; |
my %option = %{$self->{option}}; |
599 |
|
for (grep {/^-/} keys %params) {$option{substr ($_, 1)} = $params{$_}} |
600 |
|
my @ret; |
601 |
|
if ($option{mail_from}) { |
602 |
|
my $fromline = $self->field ('mail-from'); |
603 |
|
push @ret, 'From '.$fromline if $fromline; |
604 |
|
} |
605 |
|
$self->scan (sub { |
606 |
|
my ($name, $body) = (@_); |
607 |
|
return unless length $name; |
608 |
|
return if $option{mail_from} && $name eq 'mail-from'; |
609 |
|
return if !$option{output_bcc} && ($name eq 'bcc' || $name eq 'resent-bcc'); |
610 |
|
my $fbody; |
611 |
|
if (ref $body) { |
612 |
|
$fbody = $body->stringify (-format => $option{format}); |
613 |
|
} else { |
614 |
|
$fbody = $body; |
615 |
|
} |
616 |
|
return unless length $fbody; |
617 |
|
$fbody =~ s/\x0D(?=[^\x09\x0A\x20])/\x0D\x20/g; |
618 |
|
$fbody =~ s/\x0A(?=[^\x09\x20])/\x0A\x20/g; |
619 |
|
$name =~ s/((?:^|-)[a-z])/uc($1)/ge if $option{capitalize}; |
620 |
|
push @ret, $name.': '.$self->fold ($fbody); |
621 |
|
}); |
622 |
|
my $ret = join ("\n", @ret); |
623 |
|
$ret? $ret."\n": ''; |
624 |
} |
} |
625 |
sub set_option ($$$) { |
*as_string = \&stringify; |
626 |
|
|
627 |
|
=head2 $self->option ($option_name, [$option_value]) |
628 |
|
|
629 |
|
Set/gets new value of the option. |
630 |
|
|
631 |
|
=cut |
632 |
|
|
633 |
|
sub option ($@) { |
634 |
my $self = shift; |
my $self = shift; |
635 |
my ($name, $value) = @_; |
if (@_ == 1) { |
636 |
$self->{option}->{$name} = $value; |
return $self->{option}->{ shift (@_) }; |
637 |
$self; |
} |
638 |
|
while (my ($name, $value) = splice (@_, 0, 2)) { |
639 |
|
$name =~ s/^-//; |
640 |
|
$self->{option}->{$name} = $value; |
641 |
|
if ($name eq 'format') { |
642 |
|
for my $f (@{$self->{field}}) { |
643 |
|
if (ref $f->{body}) { |
644 |
|
$f->{body}->option (-format => $value); |
645 |
|
} |
646 |
|
} |
647 |
|
} |
648 |
|
} |
649 |
} |
} |
650 |
|
|
651 |
sub field_type ($$;$) { |
sub field_type ($$;$) { |
687 |
# next split a whitespace |
# next split a whitespace |
688 |
# else we are looking at a single word and probably don't want to split |
# else we are looking at a single word and probably don't want to split |
689 |
my $x = ""; |
my $x = ""; |
690 |
$x .= "$1\n " |
$x .= "$1\n " |
691 |
while($string =~ s/^$REG{WSP}*( |
while($string =~ s/^$REG{WSP}*( |
692 |
[^"]{$min,$max}?[\,\;] |
[^"]{$min,$max}?[\,\;] |
693 |
|[^"]{1,$max}$REG{WSP} |
|[^"]{1,$max}$REG{WSP} |
703 |
$string; |
$string; |
704 |
} |
} |
705 |
|
|
706 |
|
=head2 $self->clone () |
707 |
|
|
708 |
|
Returns a copy of Message::Header object. |
709 |
|
|
710 |
|
=cut |
711 |
|
|
712 |
|
sub clone ($) { |
713 |
|
my $self = shift; |
714 |
|
my $clone = new Message::Header; |
715 |
|
for my $name (%{$self->{option}}) { |
716 |
|
if (ref $self->{option}->{$name} eq 'HASH') { |
717 |
|
$clone->{option}->{$name} = {%{$self->{option}->{$name}}}; |
718 |
|
} elsif (ref $self->{option}->{$name} eq 'ARRAY') { |
719 |
|
$clone->{option}->{$name} = [@{$self->{option}->{$name}}]; |
720 |
|
} else { |
721 |
|
$clone->{option}->{$name} = $self->{option}->{$name}; |
722 |
|
} |
723 |
|
} |
724 |
|
for (@{$self->{field}}) { |
725 |
|
$clone->add ($_->{name}, scalar $_->{body}); |
726 |
|
} |
727 |
|
$clone; |
728 |
|
} |
729 |
|
|
730 |
|
=head1 NOTE |
731 |
|
|
732 |
|
=head2 C<field-name> |
733 |
|
|
734 |
|
The header field name is not case sensitive. To make the life |
735 |
|
easier for perl users who wants to avoid quoting before the => operator, |
736 |
|
you can use '_' as a synonym for '-' in header field names |
737 |
|
(this behaviour can be suppressed by setting |
738 |
|
C<translate_underscore> option to C<0> value). |
739 |
|
|
740 |
=head1 EXAMPLE |
=head1 EXAMPLE |
741 |
|
|
742 |
## Print field list |
## Print field list |
744 |
use Message::Header; |
use Message::Header; |
745 |
my $header = Message::Header->parse ($header); |
my $header = Message::Header->parse ($header); |
746 |
|
|
|
## Next sample is better. |
|
|
#for my $field (@$header) { |
|
|
# print $field->{name}, "\t=> ", $field->{body}, "\n"; |
|
|
#} |
|
|
|
|
747 |
for my $i (0..$#$header) { |
for my $i (0..$#$header) { |
748 |
print $header->field_name ($i), "\t=> ", $header->field_body ($i), "\n"; |
print $header->field_name ($i), "\t=> ", $header->field_body ($i), "\n"; |
749 |
} |
} |
766 |
$header->add ('References' => '<hoge.msgid%foo@foo.example>'); |
$header->add ('References' => '<hoge.msgid%foo@foo.example>'); |
767 |
print $header; |
print $header; |
768 |
|
|
769 |
|
=head1 ACKNOWLEDGEMENTS |
770 |
|
|
771 |
|
Some of codes are taken from other modules such as |
772 |
|
HTTP::Header, Mail::Header. |
773 |
|
|
774 |
=head1 LICENSE |
=head1 LICENSE |
775 |
|
|
776 |
Copyright 2002 wakaba E<lt>w@suika.fam.cxE<gt>. |
Copyright 2002 wakaba E<lt>w@suika.fam.cxE<gt>. |