ceph/src/pybind/mgr/dashboard/frontend/src/app/shared/pipes/octal-to-human-readable.pipe.ts

   1 import { Pipe, PipeTransform } from '@angular/core';
   2
   3 @Pipe({
   4   name: 'octalToHumanReadable'
   5 })
   6 export class OctalToHumanReadablePipe implements PipeTransform {
   7   transform(value: number, toTableArray = false): any {
   8     if (!value) {
   9       return [];
  10     }
  11     const permissionSummary = [];
  12     const permissions = ['---', '--x', '-w-', '-wx', 'r--', 'r-x', 'rw-', 'rwx'];
  13     const octal = value.toString(8).padStart(7, '0');
  14     const digits = octal.split('');
  15
  16     const fileType = this.getFileTypeSymbol(parseInt(digits[1] + digits[2]));
  17     const owner = permissions[parseInt(digits[4])];
  18     const group = permissions[parseInt(digits[5])];
  19     const others = permissions[parseInt(digits[6])];
  20
  21     if (toTableArray) {
  22       return {
  23         owner: this.getItem(owner),
  24         group: this.getItem(group),
  25         others: this.getItem(others)
  26       };
  27     }
  28
  29     if (fileType !== 'directory') {
  30       permissionSummary.push({
  31         content: fileType,
  32         class: 'badge-primary me-1'
  33       });
  34     }
  35
  36     if (owner !== '---') {
  37       permissionSummary.push({
  38         content: `owner: ${owner}`,
  39         class: 'badge-primary me-1'
  40       });
  41     }
  42
  43     if (group !== '---') {
  44       permissionSummary.push({
  45         content: `group: ${group}`,
  46         class: 'badge-primary me-1'
  47       });
  48     }
  49
  50     if (others !== '---') {
  51       permissionSummary.push({
  52         content: `others: ${others}`,
  53         class: 'badge-primary me-1'
  54       });
  55     }
  56
  57     if (permissionSummary.length === 0) {
  58       return [
  59         {
  60           content: 'no permissions',
  61           class: 'badge-warning me-1',
  62           toolTip: `owner: ${owner}, group: ${group}, others: ${others}`
  63         }
  64       ];
  65     }
  66
  67     return permissionSummary;
  68   }
  69
  70   private getFileTypeSymbol(fileType: number): string {
  71     switch (fileType) {
  72       case 1:
  73         return 'fifo';
  74       case 2:
  75         return 'character';
  76       case 4:
  77         return 'directory';
  78       case 6:
  79         return 'block';
  80       case 10:
  81         return 'regular';
  82       case 12:
  83         return 'symbolic-link';
  84       default:
  85         return '-';
  86     }
  87   }
  88
  89   private getItem(item: string) {
  90     const returnlist = [];
  91     if (item.includes('r')) returnlist.push('read');
  92     if (item.includes('w')) returnlist.push('write');
  93     if (item.includes('x')) returnlist.push('execute');
  94     return returnlist;
  95   }
  96 }