Added roles and permissions system, as well as the ability to modify users and their roles

Downloads manager now uses device fingerprint as identifier rather than a randomly generated sessionID

src/app/components/manage-user/manage-user.component.ts

@@ -0,0 +1,69 @@
+import { Component, OnInit, Inject } from '@angular/core';
+import { PostsService } from 'app/posts.services';
+import { MAT_DIALOG_DATA } from '@angular/material/dialog';
+
+@Component({
+  selector: 'app-manage-user',
+  templateUrl: './manage-user.component.html',
+  styleUrls: ['./manage-user.component.scss']
+})
+export class ManageUserComponent implements OnInit {
+
+  user = null;
+  newPasswordInput = '';
+  available_permissions = null;
+  permissions = null;
+
+  permissionToLabel = {
+    'filemanager': 'File manager',
+    'settings': 'Settings access',
+    'subscriptions': 'Subscriptions',
+    'sharing': 'Share files',
+    'advanced_download': 'Use advanced download mode',
+    'downloads_manager': 'Use downloads manager'
+  }
+
+  settingNewPassword = false;
+
+  constructor(public postsService: PostsService, @Inject(MAT_DIALOG_DATA) public data: any) {
+    if (this.data) {
+      this.user = this.data.user;
+      this.available_permissions = this.postsService.available_permissions;
+      this.parsePermissions();
+    }
+  }
+
+  ngOnInit(): void {
+  }
+
+  parsePermissions() {
+    this.permissions = {};
+    for (let i = 0; i < this.available_permissions.length; i++) {
+      const permission = this.available_permissions[i];
+      if (this.user.permission_overrides.includes(permission)) {
+        if (this.user.permissions.includes(permission)) {
+          this.permissions[permission] = 'yes';
+        } else {
+        this.permissions[permission] = 'no';
+        }
+      } else {
+        this.permissions[permission] = 'default';
+      }
+    }
+  }
+
+  changeUserPermissions(change, permission) {
+    this.postsService.setUserPermission(this.user.uid, permission, change.value).subscribe(res => {
+      // console.log(res);
+    });
+  }
+
+  setNewPassword() {
+    this.settingNewPassword = true;
+    this.postsService.changeUserPassword(this.user.uid, this.newPasswordInput).subscribe(res => {
+      this.newPasswordInput = '';
+      this.settingNewPassword = false;
+    });
+  }
+
+}