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FundacionLQDVI_Web/src/wp-content/themes/bloggingstream/includes/theme-functions.php
david 3d8d7aba5e - Cambios 
git-svn-id: https://192.168.0.254/svn/Proyectos.FundacionLQDVI_Web/trunk@10 77ab8c26-3d69-2c4d-86f2-786f4ba54905
2011-06-15 17:16:12 +00:00

530 lines
22 KiB
PHP
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<?php
//-----------------------------------------------------------------------------
/*
Plugin Name: Related Posts
Version: 0.1
Plugin URI: http://www.rene-ade.de/inhalte/wordpress-plugin-relatedposts.html
Description: This wordpress plugin provides tagcloud that shows the related posts of a post, and can replace a keyword within a post to a list of related posts.
Author: Ren&eacute; Ade
Author URI: http://www.rene-ade.de
Min WP Version: 2.3
*/
//-----------------------------------------------------------------------------
?>
<?php
/*
PUBLIC FUNCTIONS:
rp_related_posts( $args ) displays related posts of the current post
ARGS:
'limit' => 5, // limit number of related posts to display
'title' => '', // the title
'beforeposts' => '', 'afterposts' => '', // text before and after the list
'eachpost' => '<li><a href="%permalink%">%title%</a></li>', // for each related post
'noposts' => '' // can be a string to display if there are no related posts
*/
//-----------------------------------------------------------------------------
// get related posts
function rp_get_related_posts( $post, $limit ) {
global $wpdb; // wordpress database access
// limit has to be a number
$limit = (int)$limit;
// get tags of the post
$tags = wp_get_post_tags( $post->ID );
if( is_wp_error($tags) )
return false; // error
if( count($tags)<=0 ) // we cannot get related posts without tags
return array(); // no related posts
// get term ids
$termids = array();
foreach( $tags as $tag ) {
$termids[ $tag->term_id ] = $tag->term_id;
}
if( count($termids)<=0 ) // we cannot get related posts without the termids
return array(); // no related posts
// the query to get the related posts
$query = "SELECT DISTINCT $wpdb->posts.*, COUNT( tr.object_id) AS cnt " // get posts and count
."FROM $wpdb->term_taxonomy tt, $wpdb->term_relationships tr, $wpdb->posts "
."WHERE 1 "
."AND tt.taxonomy = 'post_tag' " // search for tags
."AND tt.term_taxonomy_id = tr.term_taxonomy_id " // get relations
."AND tr.object_id = $wpdb->posts.ID " // get posts
."AND tt.term_id IN( ".implode(',',$termids)." ) " // only with the same tags
."AND $wpdb->posts.ID != $post->ID " // only other posts, not the post selfe
."AND $wpdb->posts.post_status = 'publish' " // only published posts
."GROUP BY tr.object_id " // group by relation
."ORDER BY cnt DESC, $wpdb->posts.post_date_gmt DESC " // order by count best matches first, if same order by date
."LIMIT $limit "; // get only the top x
// run the query and return the result
return $wpdb->get_results( $query );
}
//-----------------------------------------------------------------------------
// replace placeholders
function rp_replace_placeholders( $post, $string ) {
// replace placeholders
$string = str_replace( '%title%',
get_the_title($post->ID), $string );
$string = str_replace( '%permalink%',
get_permalink($post->ID), $string );
// return
return $string;
}
//-----------------------------------------------------------------------------
// get related posts of a post as string
function rp_getstring_related_posts( $post, $args ) {
// args
$defaults = array(
'limit' => 3, // limit number of related posts to display
'title' => '', // the title
'beforeposts' => '', 'afterposts' => '', // text before and after the list
'eachpost' => '<li><a href="%permalink%">%title%</a></li>', // for each related post
'noposts' => '' // can be a string to display if there are no related posts
);
$args = wp_parse_args( $args, $defaults );
// no posts string
$noposts = '';
if( strlen($args['noposts'])>0 ) {
$noposts = rp_replace_placeholders( $post, $args['title'] )
.rp_replace_placeholders( $post, $args['noposts'] );
}
// get related posts
$relatedposts = rp_get_related_posts( $post, $args['limit'] );
if( is_wp_error($relatedposts) || !is_array($relatedposts) )
return $noposts;
// print only if there are related posts
if( count($relatedposts)<=0 )
return $noposts;
// the string
$string = '';
// print title and before
$string.= rp_replace_placeholders( $post, $args['title'] );
$string.= rp_replace_placeholders( $post, $args['beforeposts'] );
// print related posts
foreach( $relatedposts as $relatedpost ) {
$string.= rp_replace_placeholders( $relatedpost, $args['eachpost'] );
}
// print after
$string.= rp_replace_placeholders( $post, $args['afterposts'] );
// return string
return $string;
}
// output related posts of post
function rp_print_related_posts( $post, $args ) {
// display if there is something to display
$string = rp_getstring_related_posts( $post, $args );
if( strlen($string)>0 )
echo $string;
// output done
return;
}
//-----------------------------------------------------------------------------
// output related posts for the current post
function rp_related_posts( $title, $args=null ) {
global $post;
if( !is_array($args) )
$args = array();
$args['title'] = $title;
rp_print_related_posts( $post, $args );
}
//-----------------------------------------------------------------------------
// find the post content relatedposts placeholder
function rp_filter_the_content( $content ) {
global $post; // the current post
// replace placeholders
$content = str_replace( '%RELATEDPOSTS%', rp_getstring_related_posts($post,array()), $content );
return $content;
}
//-----------------------------------------------------------------------------
// the sidebar widget
function rp_widget( $args ) {
global $post; // the current post
// check if viewing a post
if( !is_single() ) // show widget only on post page
return;
// comment // if you dont like this comment, you may remove it :-(
echo '<!-- ';
echo 'WordPress Plugin RelatedPosts by Ren<65> Ade';
echo ' - ';
echo 'http://www.rene-ade.de/inhalte/wordpress-plugin-relatedposts.html';
echo ' -->';
// args
extract( $args ); // extract args
// options
$options = get_option( 'rp_widget' ); // get options
// get related posts string
$relatedposts_string = rp_getstring_related_posts( $post, $options['args'] );
if( strlen($relatedposts_string)<=0 )
return; // nothing to display
echo $before_widget;
echo $before_title . $options['title'] . $after_title;
echo $relatedposts_string;
echo $after_widget;
// output done
return;
}
function rp_widget_control() {
// options
$options = $newoptions = get_option('rp_widget'); // get options
// set new options
if( $_POST['rp-widget-submit'] ) {
$newoptions['title'] = strip_tags( stripslashes($_POST['rp-widget-title']) );
$newoptions['args']['beforeposts'] = stripslashes( $_POST['rp-widget-args-beforeposts'] );
$newoptions['args']['afterposts'] = stripslashes( $_POST['rp-widget-args-afterposts'] );
$newoptions['args']['eachpost'] = stripslashes( $_POST['rp-widget-args-eachpost'] );
$newoptions['args']['noposts'] = stripslashes( $_POST['rp-widget-args-noposts'] );
$newoptions['args']['limit'] = (int) $_POST['rp-widget-args-limit'];
}
// update options if needed
if( $options != $newoptions ) {
$options = $newoptions;
update_option('rp_widget', $options);
}
// output
echo '<p>'._e('This widget only appears on post pages!').'</p>';
echo '<p>'._e('Title');
echo '<input type="text" style="width:300px" id="rp-widget-title" name="rp-widget-title" value="'.attribute_escape($options['title']).'" />'.'<br />';
echo '</p>';
echo '<p>'._e('Postlist');
echo '<input type="text" style="width:300px" id="rp-widget-args-limit" name="rp-widget-args-limit" value="'.$options['args']['limit'].'" />'._e('Number of related posts to display').'<br />';
echo '<input type="text" style="width:300px" id="rp-widget-args-beforeposts" name="rp-widget-args-beforeposts" value="'.attribute_escape($options['args']['beforeposts']).'" />'._e('Output before postlist').'<br />';
echo '<input type="text" style="width:300px" id="rp-widget-args-afterposts" name="rp-widget-args-afterposts" value="'.attribute_escape($options['args']['afterposts']).'" />'._e('Output after postlist').'<br />';
echo '<input type="text" style="width:300px" id="rp-widget-args-eachpost" name="rp-widget-args-eachpost" value="'.attribute_escape($options['args']['eachpost']).'" />'._e('Output for each related post').'<br />';
echo '</p>';
echo '<p>'._e('Widget');
echo '<input type="text" style="width:300px" id="rp-widget-args-noposts" name="rp-widget-args-noposts" value="'.attribute_escape($options['args']['noposts']).'" />'._e('Output if there are no related posts. Leave blank to hide the Widget if there are no posts to display.').'<br />';
echo '</p>';
echo '<input type="hidden" name="rp-widget-submit" id="rp-widget-submit" value="1" />';
}
//-----------------------------------------------------------------------------
// activate and deactivate plugin
function rp_activate() {
// options, defaultvalues
$options = array(
'widget' => array(
'title' => 'Related Posts',
'args' => array(
'limit' => 3,
'beforeposts' => '<ul>', 'afterposts' => '</ul>',
'eachpost' => '<li><a href="%permalink%">%title%</a></li>',
'noposts' => ''
)
)
);
// register option
add_option( 'rp_widget', $options['widget'] );
// activeted
return;
}
function rp_deactivate() {
// unregister option
delete_option('rp_widget');
// deactivated
return;
}
// initialization
function rp_init() {
// register widget
$class['classname'] = 'rp_widget';
wp_register_sidebar_widget('related_posts', __('Related Posts'), 'rp_widget', $class);
wp_register_widget_control('related_posts', __('Related Posts'), 'rp_widget_control', 'width=300&height=500');
// initialization done
return;
}
//-----------------------------------------------------------------------------
// actions
add_action( 'activate_'.plugin_basename(__FILE__), 'rp_activate' );
add_action( 'deactivate_'.plugin_basename(__FILE__), 'rp_deactivate' );
add_action( 'init', 'rp_init');
// filter text to replace relatedposts placeholder
add_filter( 'the_content', 'rp_filter_the_content', 5 );
add_filter( 'the_content_rss', 'rp_filter_the_content', 5 );
add_filter( 'the_excerpt', 'rp_filter_the_content', 5 );
add_filter( 'the_excerpt_rss', 'rp_filter_the_content', 5 );
add_filter( 'widget_text', 'rp_filter_the_content', 5 );
//-----------------------------------------------------------------------------
/*
Plugin Name: WP-PageNavi
Plugin URI: http://www.lesterchan.net/portfolio/programming.php
*/
function wp_pagenavi($before = '', $after = '') {
global $wpdb, $wp_query;
if (!is_single()) {
$request = $wp_query->request;
$posts_per_page = intval(get_query_var('posts_per_page'));
$paged = intval(get_query_var('paged'));
$pagenavi_options = get_option('pagenavi_options');
$numposts = $wp_query->found_posts;
$max_page = $wp_query->max_num_pages;
/*
$numposts = 0;
if(strpos(get_query_var('tag'), " ")) {
preg_match('#^(.*)\sLIMIT#siU', $request, $matches);
$fromwhere = $matches[1];
$results = $wpdb->get_results($fromwhere);
$numposts = count($results);
} else {
preg_match('#FROM\s*+(.+?)\s+(GROUP BY|ORDER BY)#si', $request, $matches);
$fromwhere = $matches[1];
$numposts = $wpdb->get_var("SELECT COUNT(DISTINCT ID) FROM $fromwhere");
}
$max_page = ceil($numposts/$posts_per_page);
*/
if(empty($paged) || $paged == 0) {
$paged = 1;
}
$pages_to_show = intval($pagenavi_options['num_pages']);
$pages_to_show_minus_1 = $pages_to_show-1;
$half_page_start = floor($pages_to_show_minus_1/2);
$half_page_end = ceil($pages_to_show_minus_1/2);
$start_page = $paged - $half_page_start;
if($start_page <= 0) {
$start_page = 1;
}
$end_page = $paged + $half_page_end;
if(($end_page - $start_page) != $pages_to_show_minus_1) {
$end_page = $start_page + $pages_to_show_minus_1;
}
if($end_page > $max_page) {
$start_page = $max_page - $pages_to_show_minus_1;
$end_page = $max_page;
}
if($start_page <= 0) {
$start_page = 1;
}
if($max_page > 1 || intval($pagenavi_options['always_show']) == 1) {
$pages_text = str_replace("%CURRENT_PAGE%", number_format_i18n($paged), $pagenavi_options['pages_text']);
$pages_text = str_replace("%TOTAL_PAGES%", number_format_i18n($max_page), $pages_text);
echo $before.'<div class="wp-pagenavi">'."\n";
switch(intval($pagenavi_options['style'])) {
case 1:
if(!empty($pages_text)) {
echo '<span class="pages">&#8201;'.$pages_text.'&#8201;</span>';
}
if ($start_page >= 2 && $pages_to_show < $max_page) {
$first_page_text = str_replace("%TOTAL_PAGES%", number_format_i18n($max_page), $pagenavi_options['first_text']);
echo '<a href="'.clean_url(get_pagenum_link()).'" title="'.$first_page_text.'">&#8201;'.$first_page_text.'&#8201;</a>';
if(!empty($pagenavi_options['dotleft_text'])) {
echo '<span class="extend">&#8201;'.$pagenavi_options['dotleft_text'].'&#8201;</span>';
}
}
previous_posts_link($pagenavi_options['prev_text']);
for($i = $start_page; $i <= $end_page; $i++) {
if($i == $paged) {
$current_page_text = str_replace("%PAGE_NUMBER%", number_format_i18n($i), $pagenavi_options['current_text']);
echo '<span class="current">&#8201;'.$current_page_text.'&#8201;</span>';
} else {
$page_text = str_replace("%PAGE_NUMBER%", number_format_i18n($i), $pagenavi_options['page_text']);
echo '<a href="'.clean_url(get_pagenum_link($i)).'" title="'.$page_text.'">&#8201;'.$page_text.'&#8201;</a>';
}
}
next_posts_link($pagenavi_options['next_text'], $max_page);
if ($end_page < $max_page) {
if(!empty($pagenavi_options['dotright_text'])) {
echo '<span class="extend">&#8201;'.$pagenavi_options['dotright_text'].'&#8201;</span>';
}
$last_page_text = str_replace("%TOTAL_PAGES%", number_format_i18n($max_page), $pagenavi_options['last_text']);
echo '<a href="'.clean_url(get_pagenum_link($max_page)).'" title="'.$last_page_text.'">&#8201;'.$last_page_text.'&#8201;</a>';
}
break;
case 2;
echo '<form action="'.htmlspecialchars($_SERVER['PHP_SELF']).'" method="get">'."\n";
echo '<select size="1" onchange="document.location.href = this.options[this.selectedIndex].value;">'."\n";
for($i = 1; $i <= $max_page; $i++) {
$page_num = $i;
if($page_num == 1) {
$page_num = 0;
}
if($i == $paged) {
$current_page_text = str_replace("%PAGE_NUMBER%", number_format_i18n($i), $pagenavi_options['current_text']);
echo '<option value="'.clean_url(get_pagenum_link($page_num)).'" selected="selected" class="current">'.$current_page_text."</option>\n";
} else {
$page_text = str_replace("%PAGE_NUMBER%", number_format_i18n($i), $pagenavi_options['page_text']);
echo '<option value="'.clean_url(get_pagenum_link($page_num)).'">'.$page_text."</option>\n";
}
}
echo "</select>\n";
echo "</form>\n";
break;
}
echo '</div>'.$after."\n";
}
}
}
add_action('init', 'pagenavi_init');
function pagenavi_init() {
// Add Options
$pagenavi_options = array();
$pagenavi_options['current_text'] = '%PAGE_NUMBER%';
$pagenavi_options['page_text'] = '%PAGE_NUMBER%';
$pagenavi_options['first_text'] = __('&laquo; First','wp-pagenavi');
$pagenavi_options['last_text'] = __('Last &raquo;','wp-pagenavi');
$pagenavi_options['next_text'] = __('&raquo;','wp-pagenavi');
$pagenavi_options['prev_text'] = __('&laquo;','wp-pagenavi');
$pagenavi_options['dotright_text'] = __('...','wp-pagenavi');
$pagenavi_options['dotleft_text'] = __('...','wp-pagenavi');
$pagenavi_options['style'] = 1;
$pagenavi_options['num_pages'] = 5;
$pagenavi_options['always_show'] = 0;
add_option('pagenavi_options', $pagenavi_options, 'PageNavi Options');
}
// Show menu in header.php
// Exlude the pages from the slider
function woo_exclude_pages() {
$exclude = '';
$exclude = $exclude . get_option( 'woo_tabber_pages' ) . ',' . get_option( 'woo_intro_page' ) . ',' . get_option( 'woo_intro_page_left' ) . ',' . get_option( 'woo_intro_page_right' );
return $exclude;
}
/*-----------------------------------------------------------------------------------*/
/* WordPress 3.0 New Features Support */
/*-----------------------------------------------------------------------------------*/
if ( function_exists('wp_nav_menu') ) {
add_theme_support( 'nav-menus' );
register_nav_menus( array( 'primary-menu' => __( 'Primary Menu' ) ) );
register_nav_menus( array( 'footer-menu' => __( 'Footer Menu' ) ) );
}
/*-----------------------------------------------------------------------------------*/
/* Subscribe / Connect */
/*-----------------------------------------------------------------------------------*/
if (!function_exists( 'woo_subscribe_connect')) {
function woo_subscribe_connect($widget = 'false', $title = '', $form = '', $social = '') {
global $woo_options;
// Setup title
if ( $widget != 'true' )
$title = $woo_options[ 'woo_connect_title' ];
// Setup related post (not in widget)
$related_posts = '';
if ( $woo_options[ 'woo_connect_related' ] == "true" AND $widget != "true" )
$related_posts = do_shortcode( '[related_posts limit="5"]' );
?>
<?php if ( $woo_options[ 'woo_connect' ] == "true" OR $widget == 'true' ) : ?>
<div id="connect">
<h3><?php if ( $title ) echo $title; else _e( 'Subscribe', 'woothemes' ); ?></h3>
<div <?php if ( $related_posts != '' ) echo 'class="col-left"'; ?>>
<p><?php if ($woo_options[ 'woo_connect_content' ] != '') echo stripslashes($woo_options[ 'woo_connect_content' ]); else _e( 'Subscribe to our e-mail newsletter to receive updates.', 'woothemes' ); ?></p>
<?php if ( $woo_options[ 'woo_connect_newsletter_id' ] != "" AND $form != 'on' ) : ?>
<form class="newsletter-form<?php if ( $related_posts == '' ) echo ' fl'; ?>" action="http://feedburner.google.com/fb/a/mailverify" method="post" target="popupwindow" onsubmit="window.open( 'http://feedburner.google.com/fb/a/mailverify?uri=<?php echo $woo_options[ 'woo_connect_newsletter_id' ]; ?>', 'popupwindow', 'scrollbars=yes,width=550,height=520' );return true">
<input class="email" type="text" name="email" value="<?php esc_attr_e( 'E-mail', 'woothemes' ); ?>" onfocus="if (this.value == '<?php _e( 'E-mail', 'woothemes' ); ?>') {this.value = '';}" onblur="if (this.value == '') {this.value = '<?php _e( 'E-mail', 'woothemes' ); ?>';}" />
<input type="hidden" value="<?php echo $woo_options[ 'woo_connect_newsletter_id' ]; ?>" name="uri"/>
<input type="hidden" value="<?php bloginfo( 'name' ); ?>" name="title"/>
<input type="hidden" name="loc" value="en_US"/>
<input class="submit" type="submit" name="submit" value="<?php _e( 'Submit', 'woothemes' ); ?>" />
</form>
<?php endif; ?>
<?php if ( $social != 'on' ) : ?>
<div class="social<?php if ( $related_posts == '' AND $woo_options[ 'woo_connect_newsletter_id' ] != "" ) echo ' fr'; ?>">
<?php if ( $woo_options[ 'woo_connect_rss' ] == "true" ) { ?>
<a href="<?php if ( $woo_options[ 'woo_feed_url' ] ) { echo $woo_options[ 'woo_feed_url' ]; } else { echo get_bloginfo_rss( 'rss2_url' ); } ?>" class="subscribe"><img src="<?php echo get_template_directory_uri(); ?>/img/ico-social-rss.png" title="<?php esc_attr_e( 'Subscribe to our RSS feed', 'woothemes' ); ?>" alt=""/></a>
<?php } if ( $woo_options[ 'woo_connect_twitter' ] != "" ) { ?>
<a href="<?php echo $woo_options[ 'woo_connect_twitter' ]; ?>" class="twitter"><img src="<?php echo get_template_directory_uri(); ?>/img/ico-social-twitter.png" title="<?php esc_attr_e( 'Follow us on Twitter', 'woothemes' ); ?>" alt=""/></a>
<?php } if ( $woo_options[ 'woo_connect_facebook' ] != "" ) { ?>
<a href="<?php echo $woo_options[ 'woo_connect_facebook' ]; ?>" class="facebook"><img src="<?php echo get_template_directory_uri(); ?>/img/ico-social-facebook.png" title="<?php esc_attr_e( 'Connect on Facebook', 'woothemes' ); ?>" alt=""/></a>
<?php } if ( $woo_options[ 'woo_connect_youtube' ] != "" ) { ?>
<a href="<?php echo $woo_options[ 'woo_connect_youtube' ]; ?>" class="youtube"><img src="<?php echo get_template_directory_uri(); ?>/img/ico-social-youtube.png" title="<?php esc_attr_e( 'Watch on YouTube', 'woothemes' ); ?>" alt=""/></a>
<?php } if ( $woo_options[ 'woo_connect_flickr' ] != "" ) { ?>
<a href="<?php echo $woo_options[ 'woo_connect_flickr' ]; ?>" class="flickr"><img src="<?php echo get_template_directory_uri(); ?>/img/ico-social-flickr.png" title="<?php esc_attr_e( 'See photos on Flickr', 'woothemes' ); ?>" alt=""/></a>
<?php } if ( $woo_options[ 'woo_connect_linkedin' ] != "" ) { ?>
<a href="<?php echo $woo_options[ 'woo_connect_linkedin' ]; ?>" class="linkedin"><img src="<?php echo get_template_directory_uri(); ?>/img/ico-social-linkedin.png" title="<?php esc_attr_e( 'Connect on LinkedIn', 'woothemes' ); ?>" alt=""/></a>
<?php } if ( $woo_options[ 'woo_connect_tuenti' ] != "" ) { ?>
<a href="<?php echo $woo_options[ 'woo_connect_tuenti' ]; ?>" class="tuenti"><img src="<?php echo get_template_directory_uri(); ?>/img/ico-social-tuenti.png" title="<?php esc_attr_e( 'Discover on Tuenti', 'woothemes' ); ?>" alt=""/></a>
<?php } ?>
</div>
<?php endif; ?>
</div><!-- col-left -->
<?php if ( $woo_options[ 'woo_connect_related' ] == "true" AND $related_posts != '' ) : ?>
<div class="related-posts col-right">
<h4><?php _e( 'Related Posts:', 'woothemes' ); ?></h4>
<?php echo $related_posts; ?>
</div><!-- col-right -->
<?php wp_reset_query(); endif; ?>
<div class="fix"></div>
</div>
<?php endif; ?>
<?php
}
}
?>
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