diff options
Diffstat (limited to 'share/web_surfaces/shared/metadata.js')
-rw-r--r-- | share/web_surfaces/shared/metadata.js | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/share/web_surfaces/shared/metadata.js b/share/web_surfaces/shared/metadata.js new file mode 100644 index 0000000000..888476c681 --- /dev/null +++ b/share/web_surfaces/shared/metadata.js @@ -0,0 +1,51 @@ +/* + * Copyright © 2020 Luciano Iam <lucianito@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +// Surface metadata API over HTTP + +export class MetadataMixin { + + async getAvailableSurfaces () { + const response = await fetch('/surfaces.json'); + + if (response.status == 200) { + return await response.json(); + } else { + throw this._fetchResponseStatusError(response.status); + } + } + + async getSurfaceManifest () { + const response = await fetch('manifest.xml'); + + if (response.status == 200) { + const manifest = {}; + const xmlText = await response.text(); + const xmlDoc = new DOMParser().parseFromString(xmlText, 'text/xml'); + + for (const child of xmlDoc.children[0].children) { + manifest[child.tagName.toLowerCase()] = child.getAttribute('value'); + } + + return manifest; + } else { + throw this._fetchResponseStatusError(response.status); + } + } + +} |