Test if SenML is valid
(senml SenML)
| 425 | |
| 426 | // Test if SenML is valid |
| 427 | func IsValid(senml SenML) bool { |
| 428 | var bname string = "" |
| 429 | var bver = -1 |
| 430 | |
| 431 | //fmt.Println("In Validate") |
| 432 | |
| 433 | for _, r := range senml.Records { |
| 434 | |
| 435 | // Check version is same for all records |
| 436 | if bver == -1 { |
| 437 | // set the bver the first time it is seen |
| 438 | if r.BaseVersion != 0 { |
| 439 | bver = r.BaseVersion |
| 440 | } |
| 441 | } else { |
| 442 | if r.BaseVersion != 0 { |
| 443 | // next time a version in seen, check it has not changed |
| 444 | if r.BaseVersion != bver { |
| 445 | //fmt.Println("unallowed version change ") |
| 446 | return false |
| 447 | } |
| 448 | } |
| 449 | } |
| 450 | |
| 451 | // Check name |
| 452 | if len(r.BaseName) > 0 { |
| 453 | bname = r.BaseName |
| 454 | } |
| 455 | name := bname + r.Name |
| 456 | if len(name) == 0 { |
| 457 | //fmt.Println("empty name") |
| 458 | |
| 459 | return false |
| 460 | } |
| 461 | if (name[0] == '-') || (name[0] == ':') || (name[0] == '.') || (name[0] == '/') || (name[0] == '_') { |
| 462 | //fmt.Println("Bad first char in name") |
| 463 | return false |
| 464 | } |
| 465 | for _, l := range name { |
| 466 | if (l < 'a' || l > 'z') && (l < 'A' || l > 'Z') && (l < '0' || l > '9') && (l != '-') && (l != ':') && (l != '.') && (l != '/') && (l != '_') { |
| 467 | //fmt.Println("Bad char in name") |
| 468 | return false |
| 469 | } |
| 470 | } |
| 471 | |
| 472 | valueCount := 0 |
| 473 | if r.Value != nil { |
| 474 | valueCount = valueCount + 1 |
| 475 | } |
| 476 | if r.BoolValue != nil { |
| 477 | valueCount = valueCount + 1 |
| 478 | } |
| 479 | if len(r.DataValue) > 0 { |
| 480 | valueCount = valueCount + 1 |
| 481 | } |
| 482 | if len(r.StringValue) > 0 { |
| 483 | valueCount = valueCount + 1 |
| 484 | } |