Server : Apache/2.4.52 (Ubuntu) System : Linux HAN2 5.15.0-185-generic #195-Ubuntu SMP Fri Jun 19 17:11:50 UTC 2026 x86_64 User : servadmin ( 1000) PHP Version : 8.1.2-1ubuntu2.25 Disable Function : NONE Directory : /www/docs/www.obusignal.com/www.obusignal.com/wp-content/plugins/hungryfeed/ |
<?php
/*
Plugin Name: HungryFEED
Plugin URI: http://verysimple.com/products/hungryfeed/
Description: HungryFEED displays RSS feeds on a page or post using Shortcodes. Respect!
Version: 1.6.3
Author: VerySimple
Author URI: http://verysimple.com/
License: GPL2
*/
define('HUNGRYFEED_VERSION','1.6.3');
define('HUNGRYFEED_DEFAULT_CACHE_DURATION',3600);
define('HUNGRYFEED_DEFAULT_CSS',"h3.hungryfeed_feed_title {}\ndiv.hungryfeed_feed_description {}\ndiv.hungryfeed_feed_content {}\ndiv.hungryfeed_items {}\ndiv.hungryfeed_item {margin-bottom: 10px;}\ndiv.hungryfeed_item_title {font-weight: bold;}\ndiv.hungryfeed_item_description {}\ndiv.hungryfeed_item_author {}\ndiv.hungryfeed_item_date {}");
define('HUNGRYFEED_DEFAULT_JS',"<script type=\"text/javascript\">\n// Custom Javascript here...\n</script>");
define('HUNGRYFEED_DEFAULT_HTML',"<div class=\"hungryfeed_item\">\n<h3><a href=\"{{permalink}}\">{{title}}</a></h3>\n<div>{{description}}</div>\n<div>Author: {{author}}</div>\n<div>Posted: {{post_date}}</div>\n</div>");
define('HUNGRYFEED_DEFAULT_ERROR_TEMPLATE',"<div style=\"margin:5px 0px 5px 0px;padding:10px;border: solid 1px red; background-color: #ff6666; color: black;\">\n{{error}}\n</div>");
define('HUNGRYFEED_DEFAULT_CACHE_LOCATION',ABSPATH . 'wp-content/cache');
define('HUNGRYFEED_DEFAULT_FEED_FIELDS','title,description');
define('HUNGRYFEED_DEFAULT_ITEM_FIELDS','title,description,author,date');
define('HUNGRYFEED_DEFAULT_LINK_ITEM_TITLE',1);
define('HUNGRYFEED_DEFAULT_ENABLE_WIDGET_SHORTCODES',0);
define('HUNGRYFEED_DEFAULT_ENABLE_TEMPLATE_SHORTCODES',0);
define('HUNGRYFEED_DEFAULT_ENABLE_EDITOR_BUTTON',1);
define('HUNGRYFEED_DEFAULT_DATE_FORMAT','F j, Y, g:i a');
$HUNGRYFEED_BAD_DATA_CHARS = array('#','&;','`','|','*','?','<','>','^','(',')','{','}','$','\',',',', "\x0A", "\xFF");
/**
* import supporting libraries
*/
include_once(plugin_dir_path(__FILE__).'settings.php');
include_once(plugin_dir_path(__FILE__).'libs/utils.php');
add_shortcode('hungryfeed', 'hungryfeed_display_rss');
add_filter('query_vars', 'hungryfeed_queryvars' );
// only enable widget shortcode processing if specified in the settings
if (get_option('hungryfeed_enable_widget_shortcodes',HUNGRYFEED_DEFAULT_ENABLE_WIDGET_SHORTCODES))
{
// saw this recommended but is it still necessary in current versions?
// if (function_exists('shortcode_unautop')) add_filter('widget_text', 'shortcode_unautop');
add_filter('widget_text', 'do_shortcode' ); // tell wordpress to look for shortcodes in widget text
/* these probably should never be enabled, perhaps in the case of a private site...? */
//add_filter( 'comment_text', 'shortcode_unautop');
//add_filter( 'comment_text', 'do_shortcode' );
//add_filter( 'the_excerpt', 'shortcode_unautop');
//add_filter( 'the_excerpt', 'do_shortcode');
}
// handle any post-render intialization
add_action('init', 'hungryfeed_init');
/**
* Fired on initialization. Allows initialization to occur after page render.
* Currently this is used only to register the MCE editor button
*/
function hungryfeed_init()
{
// register the MCE editor plugin if necessary
if ( current_user_can('edit_posts') || current_user_can('edit_pages') )
{
if ( get_user_option('rich_editing') == 'true' && get_option('hungryfeed_enable_editor_button',HUNGRYFEED_DEFAULT_ENABLE_EDITOR_BUTTON))
{
add_filter("mce_external_plugins", "hungryfeed_register_mce_plugin");
add_filter('mce_buttons', 'hungryfeed_register_mce_buttons');
}
}
}
/**
* Register the HungryFEED MCE Editor Plugin
* @param array $plugin_array
* @return array
*/
function hungryfeed_register_mce_plugin($plugin_array)
{
$plugin_array['hungryfeed'] = plugins_url('/hungryfeed/scripts/editor_plugin.js');
return $plugin_array;
}
/**
* Add the HungryFEED button to the MCE Editor
* @param array $buttons
* @return array
*/
function hungryfeed_register_mce_buttons($buttons)
{
array_push($buttons, "hungryfeedButton");
return $buttons;
}
/**
* Displays the RSS feed on the page
* @param unknown_type $params
*/
function hungryfeed_display_rss($params)
{
// if simplepie isn't installed then we can't continue
if (!hungryfeed_include_simplepie()) return "";
// allow params to pass-through brackets or quotes
foreach ($params as $key => $val)
{
$params[$key] = str_replace(array("#91;","]","#34;"), array("[","]","\""), $val);
}
// read in all the possible shortcode parameters
$url = hungryfeed_val($params,'url','http://verysimple.com/feed/');
$force_feed = hungryfeed_val($params,'force_feed','0');
$xml_dump = hungryfeed_val($params,'xml_dump','0');
$show_data = hungryfeed_val($params,'show_data','0');
$decode_url = hungryfeed_val($params,'decode_url','1');
$max_items = hungryfeed_val($params,'max_items',0);
$template_id = hungryfeed_val($params,'template',0);
$date_format = hungryfeed_val($params,'date_format',HUNGRYFEED_DEFAULT_DATE_FORMAT);
$allowed_tags = hungryfeed_val($params,'allowed_tags','');
$strip_ellipsis = hungryfeed_val($params,'strip_ellipsis',0);
$filter = hungryfeed_val($params,'filter','');
$filter_out = hungryfeed_val($params,'filter_out','');
$link_target = hungryfeed_val($params,'link_target','');
$page_size = hungryfeed_val($params,'page_size',0);
$order = hungryfeed_val($params,'order','');
$truncate_description = hungryfeed_val($params,'truncate_description',0);
$feed_fields = explode(",", hungryfeed_val($params,'feed_fields',HUNGRYFEED_DEFAULT_FEED_FIELDS));
$item_fields = explode(",", hungryfeed_val($params,'item_fields',HUNGRYFEED_DEFAULT_ITEM_FIELDS));
$link_item_title = hungryfeed_val($params,'link_item_title',HUNGRYFEED_DEFAULT_LINK_ITEM_TITLE);
// fix weirdness in the url due to the wordpress visual editor
if ($decode_url) $url = html_entity_decode($url);
// the target code for any links in the feed
$target_code = ($link_target) ? "target='$link_target'" : "";
// buffer the output.
ob_start();
// output the custom css and javascript
echo "<style>\n" . get_option('hungryfeed_css',HUNGRYFEED_DEFAULT_CSS) . "\n</style>\n";
echo get_option('hungryfeed_js',HUNGRYFEED_DEFAULT_JS) . "\n";
// catch any errors that simplepie throws
set_error_handler('hungryfeed_handle_rss_error');
$feed = new SimplePie();
// instruct simplepie not to bother sorting for certain sort types
if ($order == "none" || $order == "random") $feed->enable_order_by_date(false);
$cache_duration = get_option('hungryfeed_cache_duration',HUNGRYFEED_DEFAULT_CACHE_DURATION);
if ($cache_duration)
{
// cache path often does not exist so attempt to create it if possible before exiting
if (!file_exists(HUNGRYFEED_DEFAULT_CACHE_LOCATION))
{
// WP_CONTENT_URL WP_CONTENT_DIR <-- these might be useful at some point...
if (!@mkdir(HUNGRYFEED_DEFAULT_CACHE_LOCATION,0777,true))
{
return hungryfeed_fatal("I wasn't able to create the cache directory. Please create a new directory at "
. HUNGRYFEED_DEFAULT_CACHE_LOCATION
. " and make sure it is writable by the web server account. "
. "If this is not possible you can disable caching in HungryFEED settings (however this is not recommended).");
}
}
if (!is_writable(HUNGRYFEED_DEFAULT_CACHE_LOCATION))
{
return hungryfeed_fatal("The cache directory at "
. HUNGRYFEED_DEFAULT_CACHE_LOCATION
. " is not writable. Please change permissions to allow write permission to the web server account."
. " If this is not possible you can disable caching in HungryFEED settings (however this is not recommended).");
}
// permissions appear to be ok, proceed
$feed->enable_cache(true);
$feed->set_cache_duration($cache_duration);
$feed->set_cache_location(HUNGRYFEED_DEFAULT_CACHE_LOCATION);
}
else
{
$feed->enable_cache(false);
}
$feed->set_feed_url($url);
// @HACK: SimplePie adds this weird shit into eBay feeds
$feed->feed_url = str_replace("%23038;","",$feed->feed_url);
if ($force_feed) $feed->force_feed(true);
if (!$feed->init())
{
hungryfeed_fatal("SimplePie reported: " . $feed->error,"HungryFEED can't get feed. Don't be mad at HungryFEED.");
if ($xml_dump)
{
// this will cause messed up output since simplepie outputs xml headers
// but there seems to be no other way to get the raw xml back out for debuggin
echo "\n\n\n<!-- BEGIN DEBUG OUTPUT FROM FEED at $feed->feed_url -->\n\n\n";
$feed->xml_dump = true;
$feed->init();
echo "\n\n\n<!-- END DEBUG OUTPUT FROM FEED -->\n\n\n";
}
$buffer = ob_get_clean();
return $buffer;
}
// restore the normal wordpress error handling
restore_error_handler();
if (in_array("title",$feed_fields)) echo '<h3 class="hungryfeed_feed_title">' . $feed->get_title() . "</h3>\n";
if (in_array("description",$feed_fields)) echo '<p class="hungryfeed_feed_description">' . $feed->get_description() . "</p>\n";
echo "<div class=\"hungryfeed_items\">\n";
$counter = 0;
$template_html = "";
if ($template_id == "1" || $template_id == "2" || $template_id == "3")
{
$template_html = get_option('hungryfeed_html_'.$template_id,HUNGRYFEED_DEFAULT_HTML);
}
$allowed_tags = $allowed_tags
? ('<' . implode('><',explode(",",$allowed_tags)) . '>')
: '';
$items = $feed->get_items();
if ($order == "reverse")
{
$items = array_reverse($items);
}
else if ($order == "random")
{
shuffle($items);
}
$pages = array();
$page_num = 1;
if ($page_size)
{
// array chunk used for pagination
$pages = array_chunk($items, $page_size);
// grab the requested page from the querystring, make sure it's legit
global $wp_query;
if (isset($wp_query->query_vars['hf_page'])) $page_num = $wp_query->query_vars['hf_page'];
if (is_numeric($page_num) == false || $page_num < 1 || $page_num > count($pages) ) $page_num = 1;
}
else
{
$pages[] = $items;
$page_num = 1;
}
$num_pages = count($pages);
// filters is a pip-delimited value
$filters = $filter ? explode("|",$filter) : array();
$filters_out = $filter_out ? explode("|",$filter_out) : array();
$item_index = ($page_num-1) * $page_size;
foreach ($pages[$page_num-1] as $item)
{
// flatten the author into a string
$author = $item->get_author();
$author_name = ($author ? $author->get_name() : '');
$title = $item->get_title();
$description = $item->get_description();
$content = method_exists( $item,'get_content') ? $item->get_content() : $description;
// if any filters were specified, then only show the feed items that contain the filter text
if (count($filters))
{
$match = false;
$item_will_be_included = false;
foreach($filters as $f)
{
if (stripos($description,$f) !== false || stripos($title,$f) !== false)
{
$match = true;
break;
}
}
if (!$match)
{
// didn't match the filter, exit the foreach loop
continue;
}
}
// if any filters were specified, then only show the feed items that contain the filter text
if (count($filters_out))
{
$match = false;
foreach($filters_out as $fo)
{
if (stripos($description,$fo) !== false || stripos($title,$fo) !== false)
{
$match = true;
break;
}
}
if ($match)
{
// did match the filter_out, exit the foreach loop
continue;
}
}
// if we made it this far then the item will be included in the output
$counter++;
if ($allowed_tags) {
$description = strip_tags($description,$allowed_tags);
$content = strip_tags($content,$allowed_tags);
}
if ($truncate_description) $description = hungryfeed_truncate($description,$truncate_description, array('ending' => '...', 'exact' => true, 'html' => true) );
if ($strip_ellipsis) $description = str_replace(array('[...]','...'),array('',''),$description);
if ($target_code) $description = str_replace('<a ','<a '.$target_code.' ',$description);
if ($max_items > 0 && $counter > $max_items) break;
// either use a template, or the default layout
if ($template_html)
{
// flatten these
$enclosure = $item->get_enclosure();
$enclosure_link = $enclosure ? $enclosure->get_link() : "";
$category_label = "";
$cdelim = "";
$categories = $item->get_categories();
if ($categories)
{
foreach ($categories as $category)
{
$category_label .= $cdelim . $category->get_label();
$cdelim = ", ";
}
}
$source = $item->get_source();
$source_title = $source ? $source->get_title() : "";
$source_permalink = $source ? $source->get_permalink() : "";
// for some reason simplepie doesn't always get the source
if (!$source)
{
try {
// TODO: why doens't try/catch suppress notice here?
$source_title = @$item->data['child']['']['source'][0]['data'];
$source_permalink = @$item->data['child']['']['source'][0]['attribs']['url'];
} catch (Exception $ex) {}
}
$item_index++;
$item_values = array(
'index' => $item_index,
'index_'. $item_index => true,
'id' => $item->get_id(),
'feed_title' => $feed->get_title(),
'feed_description' => $feed->get_description(),
'permalink' => $item->get_permalink(),
'title' => $title,
'description' => $description,
'content' => $content,
'author' => $author_name,
'post_date' => $item->get_date($date_format),
'source_title' => $source_title,
'source_permalink' => $source_permalink,
'latitude' => $item->get_latitude(),
'longitude' => $item->get_longitude(),
'category' => $category_label,
'enclosure' => $enclosure_link,
'data' => $item->data
);
// allow pass-through variables from the shortcode
$rss_values = array_merge($params,$item_values);
echo hungryfeed_merge_template($template_html,$rss_values);
}
else
{
echo "<div class=\"hungryfeed_item\">\n";
if (in_array("title",$item_fields))
echo $link_item_title
? '<div class="hungryfeed_item_title"><a href="' . $item->get_permalink() . '" '. $target_code .'>' . $title . "</a></div>\n"
: '<div class="hungryfeed_item_title">' . $title . '</div>';
if (in_array("description",$item_fields))
echo '<div class="hungryfeed_item_description">' . $description . "</div>\n";
if (in_array("content",$item_fields))
echo '<div class="hungryfeed_item_content">' . $content . "</div>\n";
if ($author_name && in_array("author",$item_fields))
echo '<div class="hungryfeed_item_author">Author: ' . $author_name . "</div>\n";
if ($item->get_date() && in_array("date",$item_fields))
echo '<div class="hungryfeed_item_date">Posted: ' . $item->get_date($date_format) . "</div>\n";
echo "</div>\n";
}
if ($show_data)
{
echo "<div class='hungryfeed_item_data'><textarea style='width: 400px; height: 100px;'>"
. (print_r($item->data,1))
. "</textarea></div>";
}
}
echo "</div>\n";
if ($page_size)
{
echo "<p class=\"hungryfeed_pagenav\"><span>Viewing page $page_num of $num_pages</span>";
if ($page_num > 1) echo "<span>|</span><span><a href=\"". hungryfeed_create_url(array("hf_page" => $page_num - 1)) . "\">Previous Page</a></span>";
if ($page_num < $num_pages) echo "<span>|<span><a href=\"". hungryfeed_create_url(array("hf_page" => $page_num + 1)) . "\">Next Page</a></span>";
echo "</p>";
}
// flush the buffer and return
$buffer = ob_get_clean();
return $buffer;
}
/** @var array private var used by hungryfeed_parse_dom_query */
$hungryfeed_merge_template_documents = array();
/**
* Returns the results of the dom query using phpquery
* @link http://code.google.com/p/phpquery/
* @param string $html to parse
* @param string $selector query
* @return string
*/
function hungryfeed_parse_dom_query($html, $selector, $method = "text", $attr = "")
{
// only include phpQuery if selectors are used so it isn't unecessarily loaded
include_once(plugin_dir_path(__FILE__).'libs/phpQuery-onefile.php');
global $hungryfeed_merge_template_documents;
// cache this because it is expensive and we may have multiple selectors for one template
if ( !array_key_exists($html,$hungryfeed_merge_template_documents) )
{
$hungryfeed_merge_template_documents[$html] = phpQuery::newDocument($html);
}
$pq = $hungryfeed_merge_template_documents[$html];
$result = phpQuery::pq($selector, $pq->documentID);
switch ($method)
{
case "html":
$output = $result->html();
break;
case "text":
$output = $result->text();
break;
case "attr":
$output = $result->attr($attr);
break;
}
// phpQuery::unloadDocuments();
return $output;
}
/** @var array private var used by hungryfeed_merge_template */
$hungryfeed_merge_template_values = null;
/**
* Replaces
* @param string template
* @param array key/value pair
*/
function hungryfeed_merge_template($template, $values)
{
// first look for any of the select or data tags
global $hungryfeed_merge_template_values;
$hungryfeed_merge_template_values = $values;
// this regex looks for "select" tags
$template = preg_replace_callback('!{{select(([^}])+)}}!', 'hungryfeed_merge_select_template_callback', $template);
// this regex looks for "data" tags
$template = preg_replace_callback('!{{data(([^}])+)}}!', 'hungryfeed_merge_data_template_callback', $template);
// mustache handles the rest
include_once(plugin_dir_path(__FILE__).'libs/Mustache.php');
// we have to pass in this PRAGMA option so that html is not escaped
// @TODO this is marked in Mustache as experimental. optionally use html_entity_decode instead
$options = array( 'pragmas'=> array(Mustache::PRAGMA_UNESCAPED=>true) );
$m = new Mustache( $template, $values, null, $options);
$result = $m->render();
if (get_option('hungryfeed_enable_template_shortcodes',HUNGRYFEED_DEFAULT_ENABLE_TEMPLATE_SHORTCODES))
{
$result = do_shortcode($result);
}
return $result;
}
/**
* process the "select" tags
* @param array $matches
*/
function hungryfeed_merge_select_template_callback($matches)
{
global $hungryfeed_merge_template_values;
$key = "select" . $matches[1];
// echo "<div>called for ".$key."<div/>";
if (substr($key,0,13) == 'select(html).' || substr($key,0,13) == 'select(text).')
{
// this is a dom query of the description field
$value = hungryfeed_parse_dom_query(
$hungryfeed_merge_template_values['description'],
substr($key,13),
substr($key,7,4)
);
}
elseif (substr($key,0,12) == 'select(attr:')
{
$endpos = strpos($key,")");
$value = hungryfeed_parse_dom_query(
$hungryfeed_merge_template_values['description'],
substr($key,$endpos+2),
"attr",
substr($key,12,$endpos-12)
);
}
return $value;
}
/**
* process the "data" tags
* @param array $matches
*/
function hungryfeed_merge_data_template_callback($matches)
{
global $hungryfeed_merge_template_values;
$key = "data" . $matches[1];
// we are expecting a value in the format data['child']['http://test.com']['somevar']['0']['data']
$data = $hungryfeed_merge_template_values['data'];
global $HUNGRYFEED_BAD_DATA_CHARS;
$safeKey = str_replace($HUNGRYFEED_BAD_DATA_CHARS,'',$key);
if ($safeKey == $key)
{
$varname = '$' . $safeKey;
$value = eval("return $varname;");
}
else
{
$value = 'data expression contains illegal characters';
}
return $value;
}
/**
* registration for queryvars used by hungryfeed. this registers any
* querystring variables that hungryfeed requires so that wordpress will
* process them
*
* @param array original array of allowed wordpress query vars
* @return array $qvars with extra allowed vars added to the array
*/
function hungryfeed_queryvars( $qvars )
{
$qvars[] = 'hf_page'; // used by pagination
return $qvars;
}