kmx.io/prism.js/scripts/code.js

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  Commit

• Hash : 439ea1ee
  Author :
  Date : 2019-03-11T00:32:45
  

  Added scripts directory (#1781) This adds a new `scripts` directory for all scripts used exclusively by the prismjs.com website.

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• scripts/code.js

• (function(){
  
  if(!document.body.addEventListener) {
  	return;
  }
  
  $$('[data-src][data-type="text/html"]').forEach(function(element) {
  	var src = element.getAttribute('data-src'),
  	    html = element.getAttribute('data-type') === 'text/html',
  	    contentProperty = html? 'innerHTML' : 'textContent';
  
  	$u.xhr({
  		url: src,
  		callback: function(xhr) {
  			try {
  				element[contentProperty] = xhr.responseText;
  
  				// Run JS
  
  				$$('script', element).forEach(function (script) {
  					var after = script.nextSibling, parent = script.parentNode;
  					parent.removeChild(script);
  					document.head.appendChild(script);
  				});
  			}
  			catch (e) {}
  		}
  	});
  });
  
  })();
  
  /**
   * Table of contents
   */
  (function(){
  var toc = document.createElement('ol');
  
  $$('body > section > h1').forEach(function(h1) {
  	var section = h1.parentNode,
  	    text = h1.textContent,
  	    id = h1.id || section.id;
  
  	// Assign id if one does not exist
  	if (!id) {
  		id = text.toLowerCase();
  
  		// Replace spaces with hyphens, only keep first 10 words
  		id = id.split(/\s+/g, 10).join('-');
  
  		// Remove non-word characters
  		id = id.replace(/[^\w-]/g, '');
  
  		section.id = id;
  	}
  
  	// Linkify heading text
  	if (h1.children.length === 0) {
  		h1.innerHTML = '';
  
  		$u.element.create('a', {
  			properties: {
  				href: window.location.pathname + '#' + id
  			},
  			contents: text,
  			inside: h1
  		});
  	}
  
  	$u.element.create('li', {
  		contents: {
  			tag: 'a',
  			properties: {
  				href: window.location.pathname + '#' + (h1.id || section.id)
  			},
  			contents: text
  		},
  		inside: toc
  	});
  });
  
  if (toc.children.length > 0) {
  	$u.element.create('section', {
  		properties: {
  			id: 'toc'
  		},
  		contents: [{
  			tag: 'h1',
  			contents: 'On this page'
  		}, toc],
  		before: $('body > section')
  	});
  }
  
  })();
  
  // calc()
  (function(){
  	if(!window.PrefixFree) return;
  
  	if (PrefixFree.functions.indexOf('calc') == -1) {
  		var style = document.createElement('_').style;
  		style.width = 'calc(1px + 1%)'
  
  		if(!style.width) {
  			// calc not supported
  			var header = $('header'),
  			    footer = $('footer');
  
  			function calculatePadding() {
  				header.style.padding =
  				footer.style.padding = '30px ' + (innerWidth/2 - 450) + 'px';
  			}
  
  			addEventListener('resize', calculatePadding);
  			calculatePadding();
  		}
  	}
  })();
  
  // setTheme is intentionally global,
  // so it can be accessed from download.js
  var setTheme;
  (function() {
  var p = $u.element.create('p', {
  	properties: {
  		id: 'theme'
  	},
  	contents: {
  		tag: 'p',
  		contents: 'Theme:'
  	},
  	after: '.intro'
  });
  
  var themes = components.themes;
  var current = (location.search.match(/theme=([\w-]+)/) || [])[1];
  
  if (!(current in themes)) {
  	current = undefined;
  }
  
  if (current === undefined) {
  	var stored = localStorage.getItem('theme');
  
  	current = stored in themes? stored : 'prism';
  }
  
  setTheme = function (id) {
  	var link = $$('link[href^="themes/prism"]')[0];
  
  	link.href = themes.meta.path.replace(/\{id}/g, id);
  	localStorage.setItem('theme', id);
  };
  
  for (var id in themes) {
  
  	if (id === 'meta') {
  		continue;
  	}
  
  	$u.element.create('input', {
  		properties: {
  			type: 'radio',
  			name: "theme",
  			id: 'theme=' + id,
  			checked: current === id,
  			value: id,
  			onclick: function () {
  				setTheme(this.value);
  			}
  		},
  		inside: p
  	});
  
  	$u.element.create('label', {
  		properties: {
  			htmlFor: 'theme=' + id
  		},
  		contents: themes[id].title || themes[id],
  		inside: p
  	});
  }
  
  setTheme(current);
  })();
  
  (function(){
  
  function listPlugins(ul) {
  	for (var id in components.plugins) {
  		if (id == 'meta') {
  			continue;
  		}
  
  		var plugin = components.plugins[id];
  
  		$u.element.create('li', {
  			contents: {
  				tag: 'a',
  				prop: {
  					href: 'plugins/' + id
  				},
  				contents: plugin.title || plugin
  			},
  			inside: ul
  		});
  	}
  }
  
  $$('.plugin-list').forEach(listPlugins);
  
  })();
  

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