/[webpac2]/Webpacus/lib/Webpacus/Model/WebPAC.pm
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revision 92 by dpavlin, Tue Nov 22 12:57:09 2005 UTC revision 142 by dpavlin, Fri Nov 25 00:23:33 2005 UTC
# Line 3  package Webpacus::Model::WebPAC; Line 3  package Webpacus::Model::WebPAC;
3  use strict;  use strict;
4  use warnings;  use warnings;
5  use lib '/data/webpac2/lib';  use lib '/data/webpac2/lib';
6  use base qw/Catalyst::Model/;  use base qw/
7  use WebPAC::Search::Estraier;          Catalyst::Model
8    /;
9  use Data::Dumper;  use Data::Dumper;
10    use WebPAC::DB;
11    use WebPAC::Output::TT;
12    use WebPAC::Search::Estraier 0.02;
13    use File::Slurp;
14    
15  =head1 NAME  =head1 NAME
16    
# Line 28  Configuration for hyperestraier in C<con Line 33  Configuration for hyperestraier in C<con
33    
34   # configuration for hyper estraier full text search engine   # configuration for hyper estraier full text search engine
35   hyperestraier:   hyperestraier:
36      url: 'http://localhost:1978/node/webpac2'    url: 'http://localhost:1978/node/webpac2'
37      user: 'admin'    user: 'admin'
38      passwd: 'admin'    passwd: 'admin'
39    
40     webpac:
41      db_path: '/data/webpac2/db'
42      template_path: '/data/webpac2/conf/output/tt'
43      template: 'html_ffzg_results_short.tt'
44      # encoding comming from webpac
45      webpac_encoding: 'iso-8859-2'
46      # encoding expected by Catalyst
47      out_encoding: 'UTF-8'
48    
49  =cut  =cut
50    
# Line 41  sub new { Line 55  sub new {
55          $self->config($config);          $self->config($config);
56    
57          my $log = $c->log;          my $log = $c->log;
58            $self->{log} = $log;
59    
60  #       if (! $c->stash->{est}) {          my $est_cfg = $c->config->{hyperestraier};
61            $est_cfg->{'log'} = $log;
62    
63                  my $est_cfg = $c->config->{hyperestraier};          $est_cfg->{encoding} = $est_cfg->{catalyst_encoding};
                 $est_cfg->{'log'} = $log;  
64    
65                  $log->debug("using config:" . Dumper($est_cfg) );          $log->debug("using config:" . Dumper($est_cfg) );
66    
67  #               $c->stash->{est} = new WebPAC::Search::Estraier( %{ $est_cfg } );          $self->{est} = new WebPAC::Search::Estraier( %{ $est_cfg } );
 #       }  
68    
69  #       $log->debug("param: " . Dumper($c->req->params));          my $db_path = $c->config->{webpac}->{db_path};
70            my $template_path = $c->config->{webpac}->{template_path};
71            $self->{template_path} = $template_path;
72    
73  #       $c->stash->{est}->search(          $log->debug("using db path '$db_path', template path '$template_path'");
74  #               query => $c->req->params->{Title},  
75  #               max => 100,          $self->{db} = new WebPAC::DB(
76  #       );                  path => $db_path,
77                    read_only => 1,
78            );
79    
80            $self->{out} = new WebPAC::Output::TT(
81                    include_path => $template_path,
82                    filters => { foo => sub { shift } },
83            );
84    
85            # default template from config.yaml
86            $self->{template} ||= $c->config->{webpac}->{template};
87    
88            $self->{iconv} = new Text::Iconv(
89                    $c->config->{webpac}->{webpac_encoding},
90                    $c->config->{webpac}->{out_encoding}
91            );
92    
93            $log->debug("converting encoding from webpac_encoding '" .
94                    $c->config->{webpac}->{webpac_encoding} .
95                    "' to '" .
96                    $c->config->{webpac}->{out_encoding} .
97                    "'"
98            );
99    
100          return $self;          return $self;
101    
102  }  }
103    
104    =head2 iconv_on_save
105    
106      my $out = $m->iconv_on_save( $content );
107    
108    Convert data saved to disk in Webpac encoding.
109    
110    =cut
111    
112    sub iconv_on_save {
113            my $self = shift;
114    
115            $self->{iconv_save} ||= new Text::Iconv(
116                    $self->config->{webpac}->{out_encoding},
117                    $self->config->{webpac}->{webpac_encoding},
118            );
119    
120            $self->{iconv_save}->convert( @_ );
121    }
122    
123    
124    =head2 search
125    
126      my $m->search( 'query phrase', 'result_template.tt', \@add_attr );
127    
128    =cut
129    
130    sub search {
131            my ( $self, $query, $template, $add_attr ) = @_;
132    
133            my $log = $self->{log};
134    
135            $log->debug("search model query: '$query', add_attr: '" . join("','", @{$add_attr}) . "'");
136    
137            my $template_filename = $template || $self->{template};
138    
139            my @results = $self->{est}->search(
140                    phrase => $query,
141                    get_attr => [ '@uri' ],
142                    max => 100,
143                    add_attr => $add_attr,
144            );
145    
146            $log->debug("loading " . ($#results + 1) . " results");
147    
148            my @html_results;
149    
150            for my $i ( 0 .. $#results ) {
151    
152                    my $mfn = $1 if ( $results[$i]->{'@uri'} =~ m#/(\d+)$#);
153    
154                    #$log->debug("load_ds( $mfn )");
155    
156                    my $ds = $self->{db}->load_ds( $mfn ) || $log->error("can't load_ds( $mfn )") && next;
157            
158                    #$log->debug( "ds = " . Dumper( \@html_results ) );
159    
160                    my $html = $self->{out}->apply(
161                            template => $template_filename,
162                            data => $ds,
163                    );
164    
165                    $html = $self->{iconv}->convert( $html ) || $log->error("can't convert: $html");
166    
167                    push @html_results, $html;
168    
169            }
170    
171            #$log->debug( '@html_results = ' . Dumper( \@html_results ) );
172    
173            return \@html_results;
174    }
175    
176    =head2 save_html
177    
178      $m->save_html( '/full/path/to/file', $content );
179    
180    It will use C<iconv_on_save> to convert content encoding back to
181    Webpac codepage, recode JavaScript Unicode entities (%u1234),
182    strip extra newlines at beginning and end, and save to
183    C</full/path/to/file.new> and if that succeeds, just rename
184    it over original file which should be atomic on filesystem level.
185    
186    =cut
187    
188    sub save_html {
189            my ($self, $path, $content) = @_;
190    
191            $content = $self->iconv_on_save( $content ) || die "no content?";
192    
193            sub _conv_js {
194                    my $t = shift || return;
195                    return $self->{iconv}->convert(chr(hex($t)));
196            }
197            $content =~ s/%u([a-fA-F0-9]{4})/_conv_js($1)/gex;
198            $content =~ s/^[\n\r]+//s;
199            $content =~ s/[\n\r]+$/\n/s;
200    
201            write_file($path . '.new', $content) || die "can't save ${path}.new $!";
202            rename $path . '.new', $path || die "can't rename to $path: $!";
203    }
204    
205    =head2 load_html
206    
207      my $html = $m->load_html('/full/path/to/file');
208    
209    This will convert file from Webpac encoding to Catalyst and
210    convert that data to escaped HTML (for sending into
211    C<< <textarea/> >> tags in html.
212    
213    =cut
214    
215    sub load_html {
216            my ($self, $path) = @_;
217    
218            die "no path?" unless ($path);
219    
220            my $content = read_file($path) || die "can't read $path: $!";
221            #$content = $q->escapeHTML($iconv_utf8->convert($content));
222            $content = $self->{iconv}->convert($content);
223    
224            return $content;
225    }
226    
227  =head1 AUTHOR  =head1 AUTHOR
228    
229  Dobrica Pavlinusic  Dobrica Pavlinusic

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