--- /dev/null
+package C4::NewsChannels;\r
+\r
+# Copyright 2000-2002 Katipo Communications\r
+#\r
+# This file is part of Koha.\r
+#\r
+# Koha is free software; you can redistribute it and/or modify it under the\r
+# terms of the GNU General Public License as published by the Free Software\r
+# Foundation; either version 2 of the License, or (at your option) any later\r
+# version.\r
+#\r
+# Koha is distributed in the hope that it will be useful, but WITHOUT ANY\r
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR\r
+# A PARTICULAR PURPOSE. See the GNU General Public License for more details.\r
+#\r
+# You should have received a copy of the GNU General Public License along with\r
+# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,\r
+# Suite 330, Boston, MA 02111-1307 USA\r
+\r
+use strict;\r
+\r
+use C4::Context;\r
+use C4::Date;\r
+\r
+use vars qw($VERSION @ISA @EXPORT);\r
+\r
+# set the version for version checking\r
+$VERSION = 0.01;\r
+\r
+=head1 NAME\r
+\r
+C4::NewsChannels - Functions to manage the news channels and its categories\r
+\r
+=head1 DESCRIPTION\r
+\r
+This module provides the functions needed to admin the news channels and its categories\r
+\r
+=head1 FUNCTIONS\r
+\r
+=over 2\r
+\r
+=cut\r
+\r
+\r
+@ISA = qw(Exporter);\r
+@EXPORT = qw(\r
+ &news_channels &get_new_channel &del_channels &add_channel &update_channel\r
+ &news_channels_categories &get_new_channel_category &del_channels_categories\r
+ &add_channel_category &update_channel_category &news_channels_by_category\r
+&add_opac_new &upd_opac_new &del_opac_new &get_opac_new &get_opac_news\r
+ &add_opac_electronic &upd_opac_electronic &del_opac_electronic &get_opac_electronic &get_opac_electronics\r
+);\r
+\r
+\r
+=item news_channels\r
+\r
+ ($count, @channels) = &news_channels($channel_name, $id_category, $unclassified);\r
+\r
+Looks up news channels by name or category.\r
+\r
+C<$channel_name> is the channel name to search.\r
+\r
+C<$id_category> is the channel category code to search.\r
+\r
+C<$$unclassified> if it is set and $channel_name and $id_category search for the news channels without a category\r
+\r
+if none of the params are set C<&news_channels> returns all the news channels.\r
+\r
+C<&news_channels> returns two values: an integer giving the number of\r
+news channels found and a reference to an array\r
+of references to hash, which has the news_channels and news_channels_categories fields.\r
+\r
+=cut\r
+\r
+sub news_channels {\r
+ my ($channel_name, $id_category, $unclassified) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my @channels;\r
+ my $query = "SELECT * FROM news_channels LEFT JOIN news_channels_categories ON news_channels.id_category = news_channels_categories.id_category";\r
+ if ( ($channel_name ne '') && ($id_category ne '') ) {\r
+ $query.= " WHERE channel_name like '" . $channel_name . "%' AND news_channels.id_category = " . $id_category;\r
+ } elsif ($channel_name ne '') {\r
+ $query.= " WHERE channel_name like '" . $channel_name . "%'";\r
+ } elsif ($id_category ne '') {\r
+ $query.= " WHERE news_channels.id_category = " . $id_category;\r
+ } elsif ($unclassified) {\r
+ $query.= " WHERE news_channels.id_category IS NULL ";\r
+ }\r
+ my $sth = $dbh->prepare($query);\r
+ $sth->execute();\r
+ while (my $row = $sth->fetchrow_hashref) {\r
+ push @channels, $row;\r
+ }\r
+ $sth->finish;\r
+ return (scalar(@channels), @channels);\r
+}\r
+\r
+=item news_channels_by_category\r
+\r
+ ($count, @results) = &news_channels_by_category();\r
+\r
+Looks up news channels grouped by category.\r
+\r
+C<&news_channels_by_category> returns two values: an integer giving the number of\r
+categories found and a reference to an array\r
+of references to hash, which the following keys: \r
+\r
+=over 4\r
+\r
+=item C<channels_count>\r
+\r
+The number of news channels in that category\r
+\r
+=item C<channels>\r
+\r
+A reference to an array of references to hash which keys are the new_channels fields. \r
+\r
+Additionally the last index of results has a reference to all the news channels which don't have a category \r
+\r
+=cut\r
+\r
+sub news_channels_by_category {\r
+ \r
+ my ($categories_count, @results) = &news_channels_categories();\r
+ foreach my $row (@results) {\r
+\r
+ my ($channels_count, @channels) = &news_channels('', $row->{'id_category'});\r
+ $row->{'channels_count'} = $channels_count;\r
+ $row->{'channels'} = \@channels;\r
+ }\r
+\r
+ my ($channels_count, @channels) = &news_channels('', '', 1);\r
+ my %row;\r
+ $row{'id_category'} = -1;\r
+ $row{'unclassified'} = 1;\r
+ $row{'channels_count'} = $channels_count;\r
+ $row{'channels'} = \@channels;\r
+ push @results, \%row;\r
+\r
+ return (scalar(@results), @results);\r
+}\r
+\r
+sub get_new_channel {\r
+ my ($id) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("SELECT * FROM news_channels WHERE id = ?");\r
+ $sth->execute($id);\r
+ my $channel = $sth->fetchrow_hashref;\r
+ $sth->finish;\r
+ return $channel;\r
+}\r
+\r
+sub del_channels {\r
+ my ($ids) = @_;\r
+ if ($ids ne '') {\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("DELETE FROM news_channels WHERE id IN ($ids) ");\r
+ $sth->execute();\r
+ $sth->finish;\r
+ return $ids;\r
+ }\r
+ return 0;\r
+}\r
+\r
+sub add_channel {\r
+ my ($name, $url, $id_category, $notes) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("INSERT INTO news_channels (channel_name, url, id_category, notes) VALUES (?,?,?,?)");\r
+ $sth->execute($name, $url, $id_category, $notes);\r
+ $sth->finish;\r
+ return 1;\r
+}\r
+\r
+sub update_channel {\r
+ my ($id, $name, $url, $id_category, $notes) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("UPDATE news_channels SET channel_name = ?, url = ?, id_category = ?, notes = ? WHERE id = ?");\r
+ $sth->execute($name, $url, $id_category, $notes, $id);\r
+ $sth->finish;\r
+ return 1;\r
+}\r
+\r
+sub news_channels_categories {\r
+ my $dbh = C4::Context->dbh;\r
+ my @categories;\r
+ my $query = "SELECT * FROM news_channels_categories";\r
+ my $sth = $dbh->prepare($query);\r
+ $sth->execute();\r
+ while (my $row = $sth->fetchrow_hashref) {\r
+ push @categories, $row;\r
+ }\r
+ $sth->finish;\r
+ return (scalar(@categories), @categories);\r
+\r
+}\r
+\r
+sub get_new_channel_category {\r
+ my ($id) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("SELECT * FROM news_channels_categories WHERE id_category = ?");\r
+ $sth->execute($id);\r
+ my $category = $sth->fetchrow_hashref;\r
+ $sth->finish;\r
+ return $category;\r
+}\r
+\r
+sub del_channels_categories {\r
+ my ($ids) = @_;\r
+ if ($ids ne '') {\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("UPDATE news_channels SET id_category = NULL WHERE id_category IN ($ids) "); \r
+ $sth->execute();\r
+ $sth = $dbh->prepare("DELETE FROM news_channels_categories WHERE id_category IN ($ids) ");\r
+ $sth->execute();\r
+ $sth->finish;\r
+ return $ids;\r
+ }\r
+ return 0;\r
+}\r
+\r
+sub add_channel_category {\r
+ my ($name) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("INSERT INTO news_channels_categories (category_name) VALUES (?)");\r
+ $sth->execute($name);\r
+ $sth->finish;\r
+ return 1;\r
+}\r
+\r
+sub update_channel_category {\r
+ my ($id, $name) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("UPDATE news_channels_categories SET category_name = ? WHERE id_category = ?");\r
+ $sth->execute($name, $id);\r
+ $sth->finish;\r
+ return 1;\r
+}\r
+\r
+\r
+sub add_opac_new {\r
+ my ($title, $new, $lang) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("INSERT INTO opac_news (title, new, lang) VALUES (?,?,?)");\r
+ $sth->execute($title, $new, $lang);\r
+ $sth->finish;\r
+ return 1;\r
+}\r
+\r
+sub upd_opac_new {\r
+ my ($idnew, $title, $new, $lang) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("UPDATE opac_news SET title = ?, new = ?, lang = ? WHERE idnew = ?");\r
+ $sth->execute($title, $new, $lang, $idnew);\r
+ $sth->finish;\r
+ return 1;\r
+}\r
+\r
+sub del_opac_new {\r
+ my ($ids) = @_;\r
+ if ($ids) {\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("DELETE FROM opac_news WHERE idnew IN ($ids)");\r
+ $sth->execute();\r
+ $sth->finish;\r
+ return 1;\r
+ } else {\r
+ return 0;\r
+ }\r
+}\r
+\r
+sub get_opac_new {\r
+ my ($idnew) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("SELECT * FROM opac_news WHERE idnew = ?");\r
+ $sth->execute($idnew);\r
+ my $data = $sth->fetchrow_hashref;\r
+ $data->{$data->{'lang'}} = 1;\r
+ $sth->finish;\r
+ return $data;\r
+}\r
+\r
+sub get_opac_news {\r
+ my ($limit, $lang) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $query = "SELECT *, DATE_FORMAT(timestamp, '%d/%m/%Y') AS newdate FROM opac_news";\r
+ if ($lang) {\r
+ $query.= " WHERE lang = '" .$lang ."' ";\r
+ }\r
+ $query.= " ORDER BY timestamp DESC ";\r
+ #if ($limit) {\r
+ # $query.= "LIMIT 0, " . $limit;\r
+ #}\r
+ my $sth = $dbh->prepare($query);\r
+ $sth->execute();\r
+ my @opac_news;\r
+ my $count = 0;\r
+ while (my $row = $sth->fetchrow_hashref) {\r
+ if ((($limit) && ($count < $limit)) || (!$limit)) {\r
+ $row->{'newdate'} = format_date($row->{'newdate'});\r
+ push @opac_news, $row; \r
+ }\r
+ $count++;\r
+ }\r
+ return ($count, \@opac_news);\r
+}\r
+\r
+### get electronic databases\r
+\r
+sub add_opac_electronic {\r
+ my ($title, $edata, $lang,$image,$href,$section) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("INSERT INTO opac_electronic (title, edata, lang,image,href,section) VALUES (?,?,?,?,?,?)");\r
+ $sth->execute($title, $edata, $lang,$image,$href,$section);\r
+ $sth->finish;\r
+ return 1;\r
+}\r
+\r
+sub upd_opac_electronic {\r
+ my ($idelectronic, $title, $edata, $lang, $image, $href,$section) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("UPDATE opac_electronic SET title = ?, edata = ?, lang = ? , image=?, href=? ,section=? WHERE idelectronic = ?");\r
+ $sth->execute($title, $edata, $lang, $image,$href ,$section, $idelectronic);\r
+ $sth->finish;\r
+ return 1;\r
+}\r
+\r
+sub del_opac_electronic {\r
+ my ($ids) = @_;\r
+ if ($ids) {\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("DELETE FROM opac_electronic WHERE idelectronic IN ($ids)");\r
+ $sth->execute();\r
+ $sth->finish;\r
+ return 1;\r
+ } else {\r
+ return 0;\r
+ }\r
+}\r
+\r
+sub get_opac_electronic {\r
+ my ($idelectronic) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $sth = $dbh->prepare("SELECT * FROM opac_electronic WHERE idelectronic = ?");\r
+ $sth->execute($idelectronic);\r
+ my $data = $sth->fetchrow_hashref;\r
+ $data->{$data->{'lang'}} = 1;\r
+ $data->{$data->{'section'}} = 1;\r
+ $sth->finish;\r
+ return $data;\r
+}\r
+\r
+sub get_opac_electronics {\r
+ my ($section, $lang) = @_;\r
+ my $dbh = C4::Context->dbh;\r
+ my $query = "SELECT *, DATE_FORMAT(timestamp, '%d/%m/%Y') AS newdate FROM opac_electronic";\r
+ if ($lang) {\r
+ $query.= " WHERE lang = '" .$lang ."' ";\r
+ }\r
+ if ($section) {\r
+ $query.= " and section= '" . $section."' ";\r
+ }\r
+ $query.= " ORDER BY title ";\r
+ \r
+ my $sth = $dbh->prepare($query);\r
+ $sth->execute();\r
+ my @opac_electronic;\r
+ my $count = 0;\r
+ while (my $row = $sth->fetchrow_hashref) {\r
+ push @opac_electronic, $row; \r
+\r
+ \r
+ $count++;\r
+ }\r
+\r
+ return ($count,\@opac_electronic);\r
+}\r
+END { } # module clean-up code here (global destructor)\r
+\r
+=back\r
+\r
+=head1 AUTHOR\r
+\r
+TG\r
+\r
+=cut\r
+\r
+\r
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