| Current Path : /opt/wp/plugins/jetpack/modules/related-posts/ |
Linux gator3171.hostgator.com 4.19.286-203.ELK.el7.x86_64 #1 SMP Wed Jun 14 04:33:55 CDT 2023 x86_64 |
| Current File : //opt/wp/plugins/jetpack/modules/related-posts/related-posts.js |
/* globals related_posts_js_options */
/**
* Load related posts
*/
( function () {
'use strict';
var jprp = {
response: null,
/**
* Utility get related posts JSON endpoint from URLs
*
* @param {string} URL (optional)
* @return {string} Endpoint URL
*/
getEndpointURL: function ( URL ) {
var locationObject,
is_customizer =
'undefined' !== typeof wp &&
wp.customize &&
wp.customize.settings &&
wp.customize.settings.url &&
wp.customize.settings.url.self;
// If we're in Customizer, write the correct URL.
if ( is_customizer ) {
locationObject = document.createElement( 'a' );
locationObject.href = wp.customize.settings.url.self;
} else {
locationObject = document.location;
}
if ( 'string' === typeof URL && URL.match( /^https?:\/\// ) ) {
locationObject = document.createElement( 'a' );
locationObject.href = URL;
}
var args = 'relatedposts=1';
var relatedPosts = document.querySelector( '#jp-relatedposts' );
if ( ! relatedPosts ) {
return false;
}
if ( relatedPosts.hasAttribute( 'data-exclude' ) ) {
args += '&relatedposts_exclude=' + relatedPosts.getAttribute( 'data-exclude' );
}
if ( is_customizer ) {
args += '&jetpackrpcustomize=1';
}
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 anchorTitle = post.title;
var anchor = document.createElement( 'a' );
anchor.setAttribute( 'class', classNames );
anchor.setAttribute( 'href', post.url );
anchor.setAttribute( 'title', anchorTitle );
anchor.setAttribute( 'data-origin', post.url_meta.origin );
anchor.setAttribute( 'data-position', post.url_meta.position );
if ( '' !== post.rel ) {
anchor.setAttribute( 'rel', post.rel );
}
var div = document.createElement( 'div' );
div.appendChild( anchor );
var anchorHTML = div.innerHTML;
return [ anchorHTML.substring( 0, anchorHTML.length - 4 ), '</a>' ];
},
generateMinimalHtml: function ( posts, options ) {
var self = this;
var html = '';
posts.forEach( function ( post, index ) {
var anchor = self.getAnchor( post, 'jp-relatedposts-post-a' );
var classes = 'jp-relatedposts-post jp-relatedposts-post' + index;
if ( post.classes.length > 0 ) {
classes += ' ' + post.classes.join( ' ' );
}
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>';
if ( options.showDate ) {
html +=
'<time class="jp-relatedposts-post-date" datetime="' +
post.date +
'">' +
post.date +
'</time>';
}
if ( options.showContext ) {
html += '<span class="jp-relatedposts-post-context">' + post.context + '</span>';
}
html += '</p>';
} );
return (
'<div class="jp-relatedposts-items jp-relatedposts-items-minimal jp-relatedposts-' +
options.layout +
' ">' +
html +
'</div>'
);
},
generateVisualHtml: function ( posts, options ) {
var self = this;
var html = '';
posts.forEach( function ( post, index ) {
var anchor = self.getAnchor( post, 'jp-relatedposts-post-a' );
var classes = 'jp-relatedposts-post jp-relatedposts-post' + index;
if ( post.classes.length > 0 ) {
classes += ' ' + post.classes.join( ' ' );
}
if ( ! post.img.src ) {
classes += ' jp-relatedposts-post-nothumbs';
} else {
classes += ' jp-relatedposts-post-thumbs';
}
var dummyContainer = document.createElement( 'p' );
dummyContainer.innerHTML = post.excerpt;
var excerpt = dummyContainer.textContent;
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" loading="lazy" src="' +
post.img.src +
'" width="' +
post.img.width +
'" height="' +
post.img.height +
'" alt="' +
post.img.alt_text +
'" />' +
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 +=
'<' +
related_posts_js_options.post_heading +
' class="jp-relatedposts-post-title">' +
anchor[ 0 ] +
post.title +
anchor[ 1 ] +
'</' +
related_posts_js_options.post_heading +
'>';
html += '<p class="jp-relatedposts-post-excerpt">' + excerpt + '</p>';
if ( options.showDate ) {
html +=
'<time class="jp-relatedposts-post-date" datetime="' +
post.date +
'">' +
post.date +
'</time>';
}
if ( options.showContext ) {
html += '<p class="jp-relatedposts-post-context">' + post.context + '</p>';
}
html += '</div>';
} );
return (
'<div class="jp-relatedposts-items jp-relatedposts-items-visual jp-relatedposts-' +
options.layout +
' ">' +
html +
'</div>'
);
},
/**
* We want to set a max height on the excerpt however we want to set
* this according to the natual pacing of the page as we never want to
* cut off a line of text in the middle so we need to do some detective
* work.
*/
setVisualExcerptHeights: function () {
var elements = document.querySelectorAll(
'#jp-relatedposts .jp-relatedposts-post-nothumbs .jp-relatedposts-post-excerpt'
);
if ( ! elements.length ) {
return;
}
var firstElementStyles = getComputedStyle( elements[ 0 ] );
var fontSize = parseInt( firstElementStyles.fontSize, 10 );
var lineHeight = parseInt( firstElementStyles.lineHeight, 10 );
// Show 5 lines of text
for ( var i = 0; i < elements.length; i++ ) {
elements[ i ].style.maxHeight = ( 5 * lineHeight ) / fontSize + 'em';
}
},
getTrackedUrl: function ( anchor ) {
var args = 'relatedposts_hit=1';
args += '&relatedposts_origin=' + anchor.getAttribute( 'data-origin' );
args += '&relatedposts_position=' + anchor.getAttribute( '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 afterPostsHaveLoaded() {
jprp.setVisualExcerptHeights();
var posts = document.querySelectorAll( '#jp-relatedposts a.jp-relatedposts-post-a' );
Array.prototype.forEach.call( posts, function ( post ) {
document.addEventListener( 'click', function () {
post.href = jprp.getTrackedUrl( post );
} );
} );
}
/**
* Initialize Related Posts.
*/
function startRelatedPosts() {
jprp.cleanupTrackedUrl();
var endpointURL = jprp.getEndpointURL();
var relatedPosts = document.querySelector( '#jp-relatedposts' );
if ( ! endpointURL ) {
return;
}
if ( document.querySelectorAll( '#jp-relatedposts .jp-relatedposts-post' ).length ) {
afterPostsHaveLoaded();
return;
}
var request = new XMLHttpRequest();
request.open( 'GET', endpointURL, true );
request.setRequestHeader( 'x-requested-with', 'XMLHttpRequest' );
request.onreadystatechange = function () {
if ( this.readyState === XMLHttpRequest.DONE && this.status === 200 ) {
try {
var response = JSON.parse( request.responseText );
if ( 0 === response.items.length || 0 === relatedPosts.length ) {
return;
}
jprp.response = response;
var html,
showThumbnails,
options = {};
if ( 'undefined' !== typeof wp && wp.customize ) {
showThumbnails = wp.customize.instance( 'jetpack_relatedposts[show_thumbnails]' ).get();
options.showDate = wp.customize.instance( 'jetpack_relatedposts[show_date]' ).get();
options.showContext = wp.customize
.instance( 'jetpack_relatedposts[show_context]' )
.get();
options.layout = wp.customize.instance( 'jetpack_relatedposts[layout]' ).get();
} else {
showThumbnails = response.show_thumbnails;
options.showDate = response.show_date;
options.showContext = response.show_context;
options.layout = response.layout;
}
html = ! showThumbnails
? jprp.generateMinimalHtml( response.items, options )
: jprp.generateVisualHtml( response.items, options );
var div = document.createElement( 'div' );
relatedPosts.appendChild( div );
div.outerHTML = html;
if ( options.showDate ) {
var dates = relatedPosts.querySelectorAll( '.jp-relatedposts-post-date' );
Array.prototype.forEach.call( dates, function ( date ) {
date.style.display = 'block';
} );
}
relatedPosts.style.display = 'block';
afterPostsHaveLoaded();
} catch ( error ) {
// Do nothing
}
}
};
request.send();
}
function init() {
if ( 'undefined' !== typeof wp && wp.customize ) {
if ( wp.customize.selectiveRefresh ) {
wp.customize.selectiveRefresh.bind( 'partial-content-rendered', function ( placement ) {
if ( 'jetpack_relatedposts' === placement.partial.id ) {
startRelatedPosts();
}
} );
}
wp.customize.bind( 'preview-ready', startRelatedPosts );
} else {
startRelatedPosts();
}
}
if ( document.readyState !== 'loading' ) {
init();
} else {
document.addEventListener( 'DOMContentLoaded', init );
}
} )();