mirror of https://github.com/lissy93/dashy
65 lines
1.4 KiB
Vue
65 lines
1.4 KiB
Vue
<template>
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<div class="iframe-widget">
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<iframe
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v-if="frameUrl"
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:src="frameUrl"
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:id="frameId"
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title="Iframe Widget"
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:style="frameHeight ? `height: ${frameHeight}px` : ''"
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/>
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</div>
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</template>
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<script>
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import WidgetMixin from '@/mixins/WidgetMixin';
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export default {
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mixins: [WidgetMixin],
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data: () => ({
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updateCount: 0,
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}),
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computed: {
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/* Gets users specified URL to load into the iframe */
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frameUrl() {
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const usersChoice = this.options.url;
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if (!usersChoice || typeof usersChoice !== 'string') {
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this.error('Iframe widget expects a URL');
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return null;
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}
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return `${usersChoice}${this.updatePathParam}`;
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},
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frameHeight() {
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return this.options.frameHeight;
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},
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/* Generates an ID for the iframe */
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frameId() {
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return `iframe-${btoa(this.frameUrl || 'empty').substring(0, 16)}`;
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},
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/* Generate a URL param, to be updated in order to re-fetch image */
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updatePathParam() {
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return this.updateCount ? `#dashy-update-${this.updateCount}` : '';
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},
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},
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methods: {
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/* Refreshes iframe contents, called by parent */
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update() {
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this.startLoading();
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this.updateCount += 1;
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(document.getElementById(this.frameId) || {}).src = this.frameUrl;
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this.finishLoading();
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},
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},
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};
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</script>
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<style scoped lang="scss">
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.iframe-widget {
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iframe {
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width: 100%;
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min-height: 80px;
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border: 0;
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}
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}
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</style>
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