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<template>
<div id="accessibility">
<div id="themes" class="section">
<h2>{{t('accessibility', 'Themes')}}</h2>
<div class="themes-list preview-list">
<preview v-for="preview in themes" :preview="preview"
:key="preview.id" :selected="selected.theme"
v-on:select="selectTheme"></preview>
</div>
</div>
<div id="fonts" class="section">
<h2>{{t('accessibility', 'Fonts')}}</h2>
<div class="fonts-list preview-list">
<preview v-for="preview in fonts" :preview="preview"
:key="preview.id" :selected="selected.font"
v-on:select="selectFont"></preview>
</div>
</div>
</div>
</template>
<script>
import preview from './components/itemPreview';
import axios from 'axios';
export default {
name: 'Accessibility',
components: { preview },
beforeMount() {
// importing server data into the app
const serverDataElmt = document.getElementById('serverData');
if (serverDataElmt !== null) {
this.serverData = JSON.parse(
document.getElementById('serverData').dataset.server
);
}
},
data() {
return {
serverData: []
};
},
computed: {
themes() {
return this.serverData.themes;
},
fonts() {
return this.serverData.fonts;
},
selected() {
return {
theme: this.serverData.theme,
font: this.serverData.font
};
},
tokenHeaders() {
return { headers: { requesttoken: OC.requestToken } };
}
},
methods: {
selectTheme(id) {
this.selectItem('theme', id);
},
selectFont(id) {
this.selectItem('font', id);
},
/**
* Commit a change and force reload css
* Fetching the file again will trigger the server update
*
* @param {string} type type of the change (font or theme)
* @param {string} id the data of the change
*/
selectItem(type, id) {
axios.post(
OC.linkToOCS('apps/accessibility/api/v1/config', 2) + type,
{ value: id },
this.tokenHeaders
)
.then(response => {
this.serverData[type] = id;
// Remove old link
let link = document.querySelector('link[rel=stylesheet][href*=accessibility][href*=user-]');
if (!link) {
// insert new css
let link = document.createElement('link');
link.rel = 'stylesheet';
link.href = OC.generateUrl('/apps/accessibility/css/user-style.css') + '?v=' + new Date().getTime();
document.head.appendChild(link);
} else {
// compare arrays
if (
JSON.stringify(Object.values(this.selected)) ===
JSON.stringify([false, false])
) {
// if nothing is selected, blindly remove the css
link.remove();
} else {
// force update
link.href =
link.href.split('?')[0] +
'?v=' +
new Date().getTime();
}
}
})
.catch(err => {
console.log(err, err.response);
OC.Notification.showTemporary(t('accessibility', err.response.data.ocs.meta.message + '. Unable to apply the setting.'));
});
}
}
};
</script>
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