/[webpac2]/Webpacus/lib/Webpacus/Model/WebPAC.pm
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revision 92 by dpavlin, Tue Nov 22 12:57:09 2005 UTC revision 135 by dpavlin, Thu Nov 24 22:29:29 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};          $log->debug("using config:" . Dumper($est_cfg) );
                 $est_cfg->{'log'} = $log;  
64    
65                  $log->debug("using config:" . Dumper($est_cfg) );          $self->{est} = new WebPAC::Search::Estraier( %{ $est_cfg } );
66    
67  #               $c->stash->{est} = new WebPAC::Search::Estraier( %{ $est_cfg } );          my $db_path = $c->config->{webpac}->{db_path};
68  #       }          my $template_path = $c->config->{webpac}->{template_path};
69            $self->{template_path} = $template_path;
70    
71  #       $log->debug("param: " . Dumper($c->req->params));          $log->debug("using db path '$db_path', template path '$template_path'");
72    
73  #       $c->stash->{est}->search(          $self->{db} = new WebPAC::DB(
74  #               query => $c->req->params->{Title},                  path => $db_path,
75  #               max => 100,                  read_only => 1,
76  #       );          );
77    
78            $self->{out} = new WebPAC::Output::TT(
79                    include_path => $template_path,
80                    filters => { foo => sub { shift } },
81            );
82    
83            # default template from config.yaml
84            $self->{template} ||= $c->config->{webpac}->{template};
85    
86            $self->{iconv} = new Text::Iconv(
87                    $c->config->{webpac}->{webpac_encoding},
88                    $c->config->{webpac}->{out_encoding}
89            );
90    
91            $log->debug("converting encoding from webpac_encoding '" .
92                    $c->config->{webpac}->{webpac_encoding} .
93                    "' to '" .
94                    $c->config->{webpac}->{out_encoding} .
95                    "'"
96            );
97    
98          return $self;          return $self;
99    
100  }  }
101    
102    =head2 iconv_on_save
103    
104      my $out = $m->iconv_on_save( $content );
105    
106    Convert data saved to disk in Webpac encoding.
107    
108    =cut
109    
110    sub iconv_on_save {
111            my $self = shift;
112    
113            $self->{iconv_save} ||= new Text::Iconv(
114                    $self->config->{webpac}->{out_encoding},
115                    $self->config->{webpac}->{webpac_encoding},
116            );
117    
118            $self->{iconv_save}->convert( @_ );
119    }
120    
121    
122    =head2 search
123    
124      my $m->search( 'query phrase', 'result_template.tt', \@add_attr );
125    
126    =cut
127    
128    sub search {
129            my ( $self, $query, $template, $add_attr ) = @_;
130    
131            my $log = $self->{log};
132    
133            $log->debug("search model query: '$query', add_attr: '" . join("','", @{$add_attr}) . "'");
134    
135            my $template_filename = $template || $self->{template};
136    
137            my @results = $self->{est}->search(
138                    phrase => $query,
139                    get_attr => [ '@uri' ],
140                    max => 100,
141                    add_attr => $add_attr,
142            );
143    
144            $log->debug("loading " . ($#results + 1) . " results");
145    
146            my @html_results;
147    
148            for my $i ( 0 .. $#results ) {
149    
150                    my $mfn = $1 if ( $results[$i]->{'@uri'} =~ m#/(\d+)$#);
151    
152                    #$log->debug("load_ds( $mfn )");
153    
154                    my $ds = $self->{db}->load_ds( $mfn ) || $log->error("can't load_ds( $mfn )") && next;
155            
156                    #$log->debug( "ds = " . Dumper( \@html_results ) );
157    
158                    my $html = $self->{out}->apply(
159                            template => $template_filename,
160                            data => $ds,
161                    );
162    
163                    $html = $self->{iconv}->convert( $html ) || $log->error("can't convert: $html");
164    
165                    push @html_results, $html;
166    
167            }
168    
169            #$log->debug( '@html_results = ' . Dumper( \@html_results ) );
170    
171            return \@html_results;
172    }
173    
174    =head2 save_html
175    
176      $m->save_html( '/full/path/to/file', $content );
177    
178    It will use C<iconv_on_save> to convert content encoding back to
179    Webpac codepage, recode JavaScript Unicode entities (%u1234),
180    strip extra newlines at beginning and end, and save to
181    C</full/path/to/file.new> and if that succeeds, just rename
182    it over original file which should be atomic on filesystem level.
183    
184    =cut
185    
186    sub save_html {
187            my ($self, $path, $content) = @_;
188    
189            $content = $self->iconv_on_save( $content ) || die "no content?";
190    
191            sub _conv_js {
192                    my $t = shift || return;
193                    return $self->{iconv}->convert(chr(hex($t)));
194            }
195            $content =~ s/%u([a-fA-F0-9]{4})/_conv_js($1)/gex;
196            $content =~ s/^[\n\r]+//s;
197            $content =~ s/[\n\r]+$/\n/s;
198    
199            write_file($path . '.new', $content) || die "can't save ${path}.new $!";
200            rename $path . '.new', $path || die "can't rename to $path: $!";
201    }
202    
203    =head2 load_html
204    
205      my $html = $m->load_html('/full/path/to/file');
206    
207    This will convert file from Webpac encoding to Catalyst and
208    convert that data to escaped HTML (for sending into
209    C<< <textarea/> >> tags in html.
210    
211    =cut
212    
213    sub load_html {
214            my ($self, $path) = @_;
215    
216            die "no path?" unless ($path);
217    
218            my $content = read_file($path) || die "can't read $path: $!";
219            #$content = $q->escapeHTML($iconv_utf8->convert($content));
220            $content = $self->{iconv}->convert($content);
221    
222            return $content;
223    }
224    
225  =head1 AUTHOR  =head1 AUTHOR
226    
227  Dobrica Pavlinusic  Dobrica Pavlinusic

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