| 1 | <?php /* |
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| 2 | Plugin Name: RV Thumbs |
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| 3 | Version: 2.1.a |
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| 4 | Description: Let users see a variable number of thumbnails on index page |
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| 5 | Plugin URI: http://piwigo.org/ext/extension_view.php?eid=261 |
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| 6 | Author: rvelices |
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| 7 | Author URI: http://www.modusoptimus.com/ |
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| 8 | */ |
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| 9 | |
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| 10 | define('RV_THUMBS_MAX', 384); |
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| 11 | |
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| 12 | add_event_handler('loc_begin_index', 'rv_thumbs_begin_index' ); |
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| 13 | |
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| 14 | function rv_thumbs_begin_index() |
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| 15 | { |
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| 16 | global $page; |
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| 17 | $multiplier = pwg_get_session_var('idx_thumbs_muliplier', 1); |
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| 18 | if (isset($_GET['thumbs'])) |
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| 19 | { |
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| 20 | $page['meta_robots']['noindex']=1; |
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| 21 | switch ($_GET['thumbs']) |
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| 22 | { |
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| 23 | case 'more': |
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| 24 | if (count($page['items']) > $page['nb_image_page'] * $multiplier) |
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| 25 | { |
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| 26 | $multiplier = ($multiplier==1) ? 4 : $multiplier*2; |
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| 27 | $multiplier = min($multiplier, ceil(RV_THUMBS_MAX/$page['nb_image_page'])); |
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| 28 | } |
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| 29 | break; |
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| 30 | case 'less': |
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| 31 | $multiplier = ($multiplier==4) ? 1 : (int)$multiplier/2; |
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| 32 | $multiplier = max(1, $multiplier); |
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| 33 | break; |
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| 34 | } |
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| 35 | if ($multiplier>1) |
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| 36 | pwg_set_session_var('idx_thumbs_muliplier', $multiplier); |
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| 37 | else |
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| 38 | pwg_unset_session_var('idx_thumbs_muliplier'); |
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| 39 | } |
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| 40 | $page['nb_image_page'] *= $multiplier; |
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| 41 | if ( count($page['items']) ) |
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| 42 | add_event_handler('loc_end_index', 'rv_thumbs_end_index' ); |
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| 43 | } |
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| 44 | |
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| 45 | function rv_thumbs_end_index() |
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| 46 | { |
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| 47 | global $user, $template, $page; |
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| 48 | $multiplier = pwg_get_session_var('idx_thumbs_muliplier', 1); |
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| 49 | $title = & $template->get_template_vars('TITLE'); |
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| 50 | $ini_per_page = $user['nb_image_page']; |
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| 51 | $has_less = $multiplier>1 && count($page['items'])>$ini_per_page; |
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| 52 | $has_more = !empty($page['navigation_bar']) && $multiplier < ceil(RV_THUMBS_MAX/$ini_per_page ); |
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| 53 | if ($has_less || $has_more) |
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| 54 | { |
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| 55 | global $lang_info, $conf; if ($lang_info['code']!='en' or $conf['debug_l10n']) load_language( 'lang', dirname(__FILE__).'/' ); |
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| 56 | $css = 'background:url('.get_root_url().'plugins/rv_thumbs/sprite.gif) no-repeat top left; height:15px; width:17px; padding:0 5px 1px 0; display:inline-block; background-position:center '; |
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| 57 | $fmt_link = '<a href="%s" rel="nofollow" style="border:none; margin:0;"><div style="'.$css.'%spx;" title="%s"> </div></a>'; |
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| 58 | $fmt = '<div style="'.$css.'%spx; cursor:default" title="%s"> </div>'; |
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| 59 | $bar = '<span style="margin-left:10px;vertical-align:middle;">'; |
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| 60 | if ($has_less) |
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| 61 | $bar .= sprintf( $fmt_link, add_url_params(duplicate_index_url(), array('thumbs'=>'less')), -39, l10n('Show less thumbnails') ); |
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| 62 | else |
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| 63 | $bar .= sprintf( $fmt, -57, l10n('Show less thumbnails') ); |
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| 64 | if ($has_more) |
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| 65 | $bar .= sprintf( $fmt_link, add_url_params(duplicate_index_url(array('start'=>0)), array('thumbs'=>'more')), -3, l10n('Show more thumbnails') ); |
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| 66 | else |
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| 67 | $bar .= sprintf( $fmt, -21, l10n('Show more thumbnails') ); |
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| 68 | $bar .= '</span>'; |
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| 69 | $title .= $bar; |
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| 70 | } |
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| 71 | } |
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| 72 | ?> |
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