| 1 |
<?php |
| 2 |
/** |
| 3 |
* Contains core logic for the widget |
| 4 |
* |
| 5 |
*/ |
| 6 |
|
| 7 |
if( ! defined( 'ABSPATH' ) ) exit; |
| 8 |
|
| 9 |
class SRR_Widget{ |
| 10 |
|
| 11 |
public static function init(){ |
| 12 |
|
| 13 |
add_action( 'widgets_init', array( __class__, 'init_widget' ) ); |
| 14 |
|
| 15 |
add_action( 'wp_enqueue_scripts', array( __class__, 'public_scripts' ) ); |
| 16 |
|
| 17 |
add_action( 'admin_enqueue_scripts', array( __class__, 'admin_scripts' ) ); |
| 18 |
|
| 19 |
} |
| 20 |
|
| 21 |
public static function init_widget(){ |
| 22 |
|
| 23 |
register_widget( 'super_rss_reader_widget' ); |
| 24 |
|
| 25 |
} |
| 26 |
|
| 27 |
public static function public_scripts(){ |
| 28 |
|
| 29 |
wp_enqueue_script( 'jquery-easy-ticker-js', SRR_URL . 'public/js/jquery.easy-ticker.min.js', array( 'jquery', 'super-rss-reader-js' ) ); |
| 30 |
wp_enqueue_script( 'super-rss-reader-js', SRR_URL . 'public/js/script.min.js', array( 'jquery' ) ); |
| 31 |
wp_enqueue_style( 'super-rss-reader-css', SRR_URL . 'public/css/style.min.css' ); |
| 32 |
|
| 33 |
} |
| 34 |
|
| 35 |
public static function admin_scripts( $hook ){ |
| 36 |
|
| 37 |
if( $hook == 'widgets.php' ){ |
| 38 |
wp_enqueue_style( 'srr_admin_css', SRR_URL . 'admin/css/style.css' ); |
| 39 |
wp_enqueue_script( 'srr_admin_js', SRR_URL . 'admin/js/script.js' ); |
| 40 |
} |
| 41 |
|
| 42 |
} |
| 43 |
|
| 44 |
public static function default_settings(){ |
| 45 |
return array( |
| 46 |
'title' => '', |
| 47 |
'urls' => '', |
| 48 |
'tab_titles' => '', |
| 49 |
'count' => 5, |
| 50 |
'show_date' => 0, |
| 51 |
'show_desc' => 1, |
| 52 |
'show_author' => 0, |
| 53 |
'show_thumb' => 1, |
| 54 |
'open_newtab' => 1, |
| 55 |
'strip_desc' => 100, |
| 56 |
'add_nofollow' => 1, |
| 57 |
'read_more' => '[...]', |
| 58 |
'rich_desc' => 0 , |
| 59 |
'color_style' => 'none', |
| 60 |
'enable_ticker' => 1, |
| 61 |
'visible_items' => 5, |
| 62 |
'strip_title' => 0, |
| 63 |
'ticker_speed' => 4, |
| 64 |
); |
| 65 |
} |
| 66 |
|
| 67 |
public static function color_themes(){ |
| 68 |
return array( |
| 69 |
'No style' => 'none', |
| 70 |
'Grey' => 'grey', |
| 71 |
'Dark' => 'dark', |
| 72 |
'Orange' => 'orange', |
| 73 |
'Simple modern' => 'smodern' |
| 74 |
); |
| 75 |
} |
| 76 |
|
| 77 |
public static function render_feed( $settings ){ |
| 78 |
|
| 79 |
$settings = wp_parse_args( $settings, self::default_settings() ); |
| 80 |
|
| 81 |
$urls = stripslashes( $settings['urls'] ); |
| 82 |
$tab_titles = stripslashes( $settings['tab_titles'] ); |
| 83 |
$count = intval( $settings['count'] ); |
| 84 |
|
| 85 |
$show_date = intval( $settings['show_date'] ); |
| 86 |
$show_desc = intval( $settings['show_desc'] ); |
| 87 |
$show_author = intval( $settings['show_author'] ); |
| 88 |
$show_thumb = stripslashes( $settings['show_thumb'] ); |
| 89 |
$open_newtab = intval( $settings['open_newtab'] ); |
| 90 |
$add_nofollow = intval( $settings['add_nofollow'] ); |
| 91 |
$strip_desc = intval( $settings['strip_desc'] ); |
| 92 |
$strip_title = intval( $settings['strip_title'] ); |
| 93 |
$read_more = htmlspecialchars( $settings['read_more'] ); |
| 94 |
$rich_desc = intval( $settings['rich_desc'] ); |
| 95 |
|
| 96 |
$color_theme = stripslashes( $settings['color_style'] ); |
| 97 |
$enable_ticker = intval( $settings['enable_ticker'] ); |
| 98 |
$visible_items = intval( $settings['visible_items'] ); |
| 99 |
$ticker_speed = intval( $settings['ticker_speed'] ) * 1000; |
| 100 |
|
| 101 |
if( empty( $urls ) ){ |
| 102 |
return ''; |
| 103 |
} |
| 104 |
|
| 105 |
$url_delim = strpos( $urls, ',' ) !== false ? ',' : "\n"; |
| 106 |
$tab_title_delim = strpos( $tab_titles, ',' ) !== false ? ',' : "\n"; |
| 107 |
|
| 108 |
$rand = array(); |
| 109 |
$url = explode( $url_delim, $urls ); |
| 110 |
$tab_title = explode( $tab_title_delim, $tab_titles ); |
| 111 |
$url_count = count( $url ); |
| 112 |
|
| 113 |
// Generating the tabs |
| 114 |
if( $url_count > 1 ){ |
| 115 |
echo '<ul class="srr-tab-wrap srr-tab-style-' . $color_theme . ' srr-clearfix">'; |
| 116 |
for( $i=0; $i < $url_count; $i++ ){ |
| 117 |
|
| 118 |
// Get the Feed URL |
| 119 |
$feed_url = trim( $url[$i] ); |
| 120 |
$rss = fetch_feed( $feed_url ); |
| 121 |
$rand[$i] = rand(100, 999); |
| 122 |
|
| 123 |
if( !is_wp_error( $rss ) ){ |
| 124 |
|
| 125 |
if( isset( $tab_title[$i] ) && !empty( $tab_title[$i] ) ){ |
| 126 |
$rss_title = $tab_title[$i]; |
| 127 |
}else{ |
| 128 |
$rss_title = esc_attr( strip_tags( $rss->get_title() ) ); |
| 129 |
} |
| 130 |
|
| 131 |
echo '<li data-tab="srr-tab-' . $rand[$i] . '">' . $rss_title . '</li>'; |
| 132 |
}else{ |
| 133 |
echo '<li data-tab="srr-tab-' . $rand[$i] . '">Error</li>'; |
| 134 |
} |
| 135 |
|
| 136 |
} |
| 137 |
echo '</ul>'; |
| 138 |
} |
| 139 |
|
| 140 |
// Generating the feed items |
| 141 |
for( $i=0; $i < $url_count; $i++ ){ |
| 142 |
|
| 143 |
// Get the Feed URL |
| 144 |
$feed_url = trim( $url[$i] ); |
| 145 |
if( isset( $url[$i] ) ){ |
| 146 |
$rss = fetch_feed( $feed_url ); |
| 147 |
}else{ |
| 148 |
return ''; |
| 149 |
} |
| 150 |
|
| 151 |
if( method_exists( $rss, 'enable_order_by_date' ) ){ |
| 152 |
$rss->enable_order_by_date( false ); |
| 153 |
} |
| 154 |
|
| 155 |
// Check for feed errors |
| 156 |
if (!is_wp_error( $rss ) ){ |
| 157 |
$max_items = $rss->get_item_quantity( $count ); |
| 158 |
$rss_items = $rss->get_items( 0, $max_items ); |
| 159 |
$rss_title = esc_attr( strip_tags( $rss->get_title() ) ); |
| 160 |
$rss_desc = esc_attr( strip_tags( $rss->get_description() ) ); |
| 161 |
}else{ |
| 162 |
echo '<div class="srr-wrap srr-style-' . $color_theme .'" data-id="srr-tab-' . $rand[$i] . '"><p>RSS Error: ' . $rss->get_error_message() . '</p></div>'; |
| 163 |
continue; |
| 164 |
} |
| 165 |
|
| 166 |
$randAttr = isset($rand[$i]) ? ' data-id="srr-tab-' . $rand[$i] . '" ' : ''; |
| 167 |
|
| 168 |
// Outer Wrap start |
| 169 |
echo '<div class="srr-wrap ' . (($enable_ticker == 1 ) ? 'srr-vticker' : '' ) . ' srr-style-' . $color_theme . '" data-visible="' . $visible_items . '" data-speed="' . $ticker_speed . '"' . $randAttr . '><div>'; |
| 170 |
|
| 171 |
// Check feed items |
| 172 |
if ($max_items == 0){ |
| 173 |
echo '<div>No items.</div>'; |
| 174 |
}else{ |
| 175 |
$j=1; |
| 176 |
// Loop through each feed item |
| 177 |
foreach ($rss_items as $item){ |
| 178 |
|
| 179 |
// Getting link |
| 180 |
$link = $item->get_link(); |
| 181 |
while ( stristr( $link, 'http' ) != $link ){ $link = substr( $link, 1 ); } |
| 182 |
$link = esc_url(strip_tags($link)); |
| 183 |
|
| 184 |
// Getting title |
| 185 |
$title = esc_attr(strip_tags($item->get_title())); |
| 186 |
if ( empty($title) ) |
| 187 |
$title = __('No Title'); |
| 188 |
|
| 189 |
if( $strip_title != 0 ){ |
| 190 |
$titleLen = strlen($title); |
| 191 |
$title = wp_html_excerpt( $title, $strip_title ); |
| 192 |
$title = ($titleLen > $strip_title) ? $title . ' ...' : $title; |
| 193 |
} |
| 194 |
|
| 195 |
// Open links in new tab |
| 196 |
$new_tab = ($open_newtab) ? ' target="_blank"' : ''; |
| 197 |
|
| 198 |
// Add no follow attribute |
| 199 |
$no_follow = ($add_nofollow) ? ' rel="nofollow"' : ''; |
| 200 |
|
| 201 |
// Getting date |
| 202 |
$date = $item->get_date('j F Y'); |
| 203 |
|
| 204 |
// Getting thumbnail if present @since v2.2 |
| 205 |
$thumb = ''; |
| 206 |
if ($show_thumb == 1 && $enclosure = $item->get_enclosure()){ |
| 207 |
$thumb_url = $enclosure->get_thumbnail(); |
| 208 |
if(!empty($thumb_url)) |
| 209 |
$thumb = '<img src="' . $thumb_url . '" alt="' . $title . '" class="srr-thumb" align="left"/>'; |
| 210 |
} |
| 211 |
|
| 212 |
// Getting description |
| 213 |
$desc = ''; |
| 214 |
if( $rich_desc == 1 ){ |
| 215 |
$desc = strip_tags( str_replace( 'eval', '', $item->get_description() ) , '<p><a><img><em><strong><font><strike><s><u><i>'); |
| 216 |
|
| 217 |
}else{ |
| 218 |
$read_more = ''; |
| 219 |
$desc = str_replace( array("\n", "\r"), ' ', esc_attr( strip_tags( @html_entity_decode( $item->get_description(), ENT_QUOTES, get_option('blog_charset') ) ) ) ); |
| 220 |
if($strip_desc != 0){ |
| 221 |
$desc = wp_html_excerpt( $desc, $strip_desc ); |
| 222 |
$read_more = ( !empty( $read_more ) ) ? '<a href="' . $link . '" title="Read more"' . $new_tab . $no_follow . '>' . $read_more . '</a>' : ''; |
| 223 |
|
| 224 |
if ( '[...]' == substr( $desc, -5 ) ) |
| 225 |
$desc = substr( $desc, 0, -5 ); |
| 226 |
elseif ( '[…]' != substr( $desc, -10 ) ) |
| 227 |
$desc .= ''; |
| 228 |
|
| 229 |
$desc = esc_html( $desc ); |
| 230 |
} |
| 231 |
|
| 232 |
$desc = $thumb . $desc . ' ' . $read_more; |
| 233 |
|
| 234 |
} |
| 235 |
|
| 236 |
// Getting the author |
| 237 |
$author = $item->get_author(); |
| 238 |
if ( is_object($author) ) { |
| 239 |
$author = $author->get_name(); |
| 240 |
$author = esc_html(strip_tags($author)); |
| 241 |
} |
| 242 |
|
| 243 |
echo "\n\t"; |
| 244 |
|
| 245 |
// Display the feed items |
| 246 |
echo '<div class="srr-item ' . (($j%2 == 0) ? 'even' : 'odd') . '">'; |
| 247 |
echo '<div class="srr-title"><a href="' . $link . '"' . $new_tab . $no_follow . ' title="Posted on ' . $date . '">' . $title . '</a></div>'; |
| 248 |
echo '<div class="srr-meta">'; |
| 249 |
|
| 250 |
if($show_date && !empty($date)) |
| 251 |
echo '<time class="srr-date">' . $date . '</time>'; |
| 252 |
|
| 253 |
if($show_author && !empty($author)) |
| 254 |
echo ' - <cite class="srr-author">' . $author . '</cite>'; |
| 255 |
|
| 256 |
echo '</div>'; |
| 257 |
|
| 258 |
if($show_desc) |
| 259 |
echo '<p class="srr-summary srr-clearfix">' . $desc . '</p>'; |
| 260 |
|
| 261 |
echo '</div>'; |
| 262 |
// End display |
| 263 |
|
| 264 |
$j++; |
| 265 |
} |
| 266 |
} |
| 267 |
|
| 268 |
// Outer wrap end |
| 269 |
echo "\n\n</div> |
| 270 |
</div>\n\n" ; |
| 271 |
|
| 272 |
if ( !is_wp_error($rss) ) |
| 273 |
$rss->__destruct(); |
| 274 |
|
| 275 |
unset($rss); |
| 276 |
|
| 277 |
} |
| 278 |
|
| 279 |
} |
| 280 |
|
| 281 |
} |
| 282 |
|
| 283 |
SRR_Widget::init(); |
| 284 |
|
| 285 |
?> |
