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PermissionDropdown.tsx
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PermissionDropdown.tsx
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import app from '../../admin/app';
import Dropdown, { IDropdownAttrs } from '../../common/components/Dropdown';
import Button from '../../common/components/Button';
import Separator from '../../common/components/Separator';
import Group from '../../common/models/Group';
import Badge from '../../common/components/Badge';
import GroupBadge from '../../common/components/GroupBadge';
import Mithril from 'mithril';
function badgeForId(id: string) {
const group = app.store.getById('groups', id);
return !!group && <GroupBadge group={group} label={null} />;
}
function filterByRequiredPermissions(groupIds: string[], permission: string) {
app.getRequiredPermissions(permission).forEach((required) => {
const restrictToGroupIds = app.data.permissions[required] || [];
if (restrictToGroupIds.indexOf(Group.GUEST_ID) !== -1) {
// do nothing
} else if (restrictToGroupIds.indexOf(Group.MEMBER_ID) !== -1) {
groupIds = groupIds.filter((id) => id !== Group.GUEST_ID);
} else if (groupIds.indexOf(Group.MEMBER_ID) !== -1) {
groupIds = restrictToGroupIds;
} else {
groupIds = restrictToGroupIds.filter((id) => groupIds.indexOf(id) !== -1);
}
groupIds = filterByRequiredPermissions(groupIds, required);
});
return groupIds;
}
export interface IPermissionDropdownAttrs extends IDropdownAttrs {
permission: string;
}
export default class PermissionDropdown<CustomAttrs extends IPermissionDropdownAttrs = IPermissionDropdownAttrs> extends Dropdown<CustomAttrs> {
static initAttrs(attrs: IPermissionDropdownAttrs) {
super.initAttrs(attrs);
attrs.className = 'PermissionDropdown';
attrs.buttonClassName = 'Button Button--text';
}
view(vnode: Mithril.Vnode<CustomAttrs, this>) {
const children = [];
let groupIds = app.data.permissions[this.attrs.permission] || [];
groupIds = filterByRequiredPermissions(groupIds, this.attrs.permission);
const everyone = groupIds.includes(Group.GUEST_ID);
const members = groupIds.includes(Group.MEMBER_ID);
const adminGroup = app.store.getById<Group>('groups', Group.ADMINISTRATOR_ID)!;
if (everyone) {
this.attrs.label = <Badge icon="fas fa-globe" />;
} else if (members) {
this.attrs.label = <Badge icon="fas fa-user" />;
} else {
this.attrs.label = [badgeForId(Group.ADMINISTRATOR_ID), groupIds.map(badgeForId)];
}
if (this.showing) {
if (this.attrs.allowGuest) {
children.push(
<Button icon={everyone ? 'fas fa-check' : true} onclick={() => this.save([Group.GUEST_ID])} disabled={this.isGroupDisabled(Group.GUEST_ID)}>
<Badge icon="fas fa-globe" /> {app.translator.trans('core.admin.permissions_controls.everyone_button')}
</Button>
);
}
children.push(
<Button icon={members ? 'fas fa-check' : true} onclick={() => this.save([Group.MEMBER_ID])} disabled={this.isGroupDisabled(Group.MEMBER_ID)}>
<Badge icon="fas fa-user" /> {app.translator.trans('core.admin.permissions_controls.members_button')}
</Button>,
<Separator />,
<Button
icon={!everyone && !members ? 'fas fa-check' : true}
disabled={!everyone && !members}
onclick={(e: MouseEvent) => {
if (e.shiftKey) e.stopPropagation();
this.save([]);
}}
>
{badgeForId(adminGroup.id()!)} {adminGroup.namePlural()}
</Button>
);
// These groups are defined above, appearing first in the list.
const excludedGroups = [Group.ADMINISTRATOR_ID, Group.GUEST_ID, Group.MEMBER_ID];
const groupButtons = app.store
.all<Group>('groups')
.filter((group) => !excludedGroups.includes(group.id()!))
.map((group) => (
<Button
icon={groupIds.includes(group.id()!) ? 'fas fa-check' : true}
onclick={(e: MouseEvent) => {
if (e.shiftKey) e.stopPropagation();
this.toggle(group.id()!);
}}
disabled={this.isGroupDisabled(group.id()!) && this.isGroupDisabled(Group.MEMBER_ID) && this.isGroupDisabled(Group.GUEST_ID)}
>
{badgeForId(group.id()!)} {group.namePlural()}
</Button>
));
children.push(...groupButtons);
}
return super.view({ ...vnode, children });
}
save(groupIds: string[]) {
const permission = this.attrs.permission;
app.data.permissions[permission] = groupIds;
app.request({
method: 'POST',
url: app.forum.attribute('apiUrl') + '/permission',
body: { permission, groupIds },
});
}
toggle(groupId: string) {
const permission = this.attrs.permission;
let groupIds = app.data.permissions[permission] || [];
const index = groupIds.indexOf(groupId);
if (index !== -1) {
groupIds.splice(index, 1);
} else {
groupIds.push(groupId);
groupIds = groupIds.filter((id) => [Group.GUEST_ID, Group.MEMBER_ID].indexOf(id) === -1);
}
this.save(groupIds);
}
isGroupDisabled(id: string) {
return !filterByRequiredPermissions([id], this.attrs.permission).includes(id);
}
}