Created
August 5, 2024 04:16
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Creates an <include-html> tag for HTML partials. Works similarly to "include" and "require" in PHP.
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| // Example Usage in HTML: | |
| // <include-html file="partials/fancy.html"></include-html> | |
| class HTMLIncludeElement extends HTMLElement { | |
| connectedCallback() { | |
| const filepath = this.getAttribute('file'); | |
| if (filepath) { | |
| fetch(filepath) | |
| .then(response => { | |
| if (!response.ok) { | |
| throw new Error(`network response was not ok for ${filepath}`); | |
| } | |
| return response.text(); | |
| }) | |
| .then(data => { | |
| this.innerHTML = data; | |
| }) | |
| .catch(error => { | |
| console.error('error loading the html: ', error); | |
| this.innerHTML = | |
| '<br /><pre>failed to load content. <br /><br />failsafe: <br />' + | |
| '<br /><a href="javascript:history.back()">< go back</a><br />' + | |
| '<br /><a href="/">^ go to homepage</a></pre>'; | |
| }); | |
| } | |
| } | |
| } | |
| customElements.define('include-html', HTMLIncludeElement); |
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