Created
September 28, 2017 16:03
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JavaScript for embedded hover footnotes in Ghost 1.0 default theme
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/* Inject this code in your blog footer of your Ghost blog */ | |
var createTooltip = function(tooltiptext) { | |
var tooltip = document.createElement('span'); | |
tooltip.setAttribute('class', 'tooltiptext'); | |
tooltip.innerHTML = tooltiptext; | |
return tooltip; | |
} | |
var appendTooltipTo = function(element, tooltipText) { | |
element.append(createTooltip(tooltipText)); | |
} | |
var processTooltip = function(footnoteid) { | |
var footnotep = document.getElementById(footnoteid).querySelector('p'); | |
var footnotetext = footnotep.innerHTML; | |
var footnoterefid = document.getElementById(footnoteid).querySelector('a.footnote-backref').getAttribute('href').substring(1); | |
var footnoteref = document.getElementById(footnoterefid); | |
footnoteref.setAttribute('class', 'tooltip'); | |
appendTooltipTo(footnoteref, footnotetext); | |
} | |
var footnotes = document.querySelectorAll('li.footnote-item'); | |
[].forEach.call(footnotes, function( element ) { | |
processTooltip(element.getAttribute('id')); | |
}); |
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