(function($){
var jprp={
response:null,
getEndpointURL:function( URL){
var locationObject=document.location;
if('string'===typeof( URL) && URL.match(/^https?:\/\//)){
locationObject=document.createElement('a');
locationObject.href=URL;
}
var args='relatedposts=1';
if(! $( '#jp-relatedposts').data('exclude')){
args +='&relatedposts_exclude=' + $( '#jp-relatedposts').data('exclude');
}
var pathname=locationObject.pathname;
if('/'!==pathname[0]){
pathname='/' + pathname;
}
if(''===locationObject.search){
return pathname + '?' + args;
}else{
return pathname + locationObject.search + '&' + args;
}},
getAnchor:function( post, classNames){
var anchor_title=post.title;
if(''!==( '' + post.excerpt)){
anchor_title +='\n\n' + post.excerpt;
}
var anchor=$( '<a>');
anchor.attr({
'class':classNames,
'href':post.url,
'title':anchor_title,
'rel':post.rel,
'data-origin':post.url_meta.origin,
'data-position':post.url_meta.position
});var anchor_html=$( '<div>').append(anchor).html();
return [
anchor_html.substring(0, anchor_html.length-4),
'</a>'
];
},
generateMinimalHtml:function( posts){
var self=this;
var html='';
$.each(posts, function( index, post){
var anchor=self.getAnchor(post, 'jp-relatedposts-post-a');
var classes='jp-relatedposts-post jp-relatedposts-post' + index;
html +='<p class="' + classes + '" data-post-id="' + post.id + '" data-post-format="' + post.format + '">';
html +='<span class="jp-relatedposts-post-title">' + anchor[0] + post.title + anchor[1] + '</span>';
html +='<span class="jp-relatedposts-post-date">' + post.date + '</span>';
html +='<span class="jp-relatedposts-post-context">' + post.context + '</span>';
html +='</p>';
});
return '<div class="jp-relatedposts-items jp-relatedposts-items-minimal">' + html + '</div>';
},
generateVisualHtml:function( posts){
var self=this;
var html='';
$.each(posts, function( index, post){
var anchor=self.getAnchor(post, 'jp-relatedposts-post-a');
var classes='jp-relatedposts-post jp-relatedposts-post' + index;
if(! post.img.src){
classes +=' jp-relatedposts-post-nothumbs';
}else{
classes +=' jp-relatedposts-post-thumbs';
}
html +='<div class="' + classes + '" data-post-id="' + post.id + '" data-post-format="' + post.format + '">';
if(post.img.src){
html +=anchor[0] + '<img class="jp-relatedposts-post-img" src="' + post.img.src + '" width="' + post.img.width + '" alt="' + post.title + '" />' + anchor[1];
}else{
var anchor_overlay=self.getAnchor(post, 'jp-relatedposts-post-a jp-relatedposts-post-aoverlay');
html +=anchor_overlay[0] + anchor_overlay[1];
}
html +='<h4 class="jp-relatedposts-post-title">' + anchor[0] + post.title + anchor[1] + '</h4>';
html +='<p class="jp-relatedposts-post-excerpt">' + $( '<p>').text(post.excerpt).html() + '</p>';
html +='<p class="jp-relatedposts-post-date">' + post.date + '</p>';
html +='<p class="jp-relatedposts-post-context">' + post.context + '</p>';
html +='</div>';
});
return '<div class="jp-relatedposts-items jp-relatedposts-items-visual">' + html + '</div>';
},
setVisualExcerptHeights:function(){
var elements=$( '#jp-relatedposts .jp-relatedposts-post-nothumbs .jp-relatedposts-post-excerpt');
if(0 >=elements.length){
return;
}
var fontSize=parseInt( elements.first().css('font-size'), 10),
lineHeight=parseInt( elements.first().css('line-height'), 10);
elements.css('max-height',
( 5 * lineHeight / fontSize) + 'em'
);
},
getTrackedUrl:function( anchor){
var args='relatedposts_hit=1';
args +='&relatedposts_origin=' + $( anchor).data('origin');
args +='&relatedposts_position=' + $( anchor).data('position');
var pathname=anchor.pathname;
if('/'!==pathname[0]){
pathname='/' + pathname;
}
if(''===anchor.search){
return pathname + '?' + args;
}else{
return pathname + anchor.search + '&' + args;
}},
cleanupTrackedUrl:function(){
if('function'!==typeof history.replaceState){
return;
}
var cleaned_search=document.location.search.replace(/\brelatedposts_[a-z]+=[0-9]*&?\b/gi, '');
if('?'===cleaned_search){
cleaned_search='';
}
if(document.location.search!==cleaned_search){
history.replaceState({}, document.title, document.location.pathname + cleaned_search);
}}
};
$( function(){
jprp.cleanupTrackedUrl();
$.getJSON(jprp.getEndpointURL(), function( response){
if(0===response.items.length || 0===$( '#jp-relatedposts').length){
return;
}
jprp.response=response;
var html='';
if(!response.show_thumbnails){
html=jprp.generateMinimalHtml(response.items);
}else{
html=jprp.generateVisualHtml(response.items);
}
$( '#jp-relatedposts').append(html);
jprp.setVisualExcerptHeights();
$( '#jp-relatedposts').show();
$( '#jp-relatedposts a.jp-relatedposts-post-a').click(function(){
this.href=jprp.getTrackedUrl(this);
});});
});
})(jQuery);