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Wikipedia article preview on link hover
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| <html> | |
| <head> | |
| <script src="https://unpkg.com/tippy.js@2.5.3/dist/tippy.all.min.js"></script> | |
| </head> | |
| <body> | |
| <div id="wiki-template" style="display: none;"> | |
| Loading wikipedia summary... | |
| </div> | |
| </body> | |
| </html> |
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| const template = document.querySelector('#wiki-template') | |
| const initialText = template.textContent | |
| const tip = tippy('a[href*="wikipedia.org"]', { | |
| animation: 'shift-toward', | |
| arrow: true, | |
| maxWidth: '300px', | |
| theme: 'light', | |
| html: '#wiki-template', | |
| onShow(instance) { | |
| const wikiPage = instance.reference.href.split("wikipedia.org/wiki")[1].substring(1); | |
| // `this` inside callbacks refers to the popper element | |
| const content = this.querySelector('.tippy-content') | |
| if (tip.loading || content.innerHTML !== initialText) return | |
| tip.loading = true | |
| fetch('https://en.wikipedia.org/w/api.php?action=query&prop=extracts&format=json&origin=*&redirects=true&exintro=&titles='+wikiPage).then((resp) => resp.json()).then(data => { | |
| const pageKey = Object.keys(data.query.pages)[0]; | |
| const firstPara = $.parseHTML(data.query.pages[pageKey].extract)[0].innerHTML | |
| if(firstPara.split(" ").length > 48) { | |
| content.innerHTML = '<div style="padding:5px">' + firstPara.split(" ").splice(0,48).join(" ").replace(/,\s*$/, "") + '...</div>' | |
| } else { | |
| content.innerHTML = '<div style="padding:5px">' + firstPara + '</div>' | |
| } | |
| tip.loading = false | |
| }).catch(e => { | |
| content.innerHTML = 'Loading failed' | |
| tip.loading = false | |
| }) | |
| }, | |
| onHidden() { | |
| const content = this.querySelector('.tippy-content') | |
| content.innerHTML = initialText | |
| }, | |
| // prevent tooltip from displaying over button | |
| popperOptions: { | |
| modifiers: { | |
| preventOverflow: { | |
| enabled: false | |
| }, | |
| hide: { | |
| enabled: false | |
| } | |
| } | |
| } | |
| }) |
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Hi, why dos not work for me?
a page html without anythings.