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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 413x 207x 1x 1x 1x 206x 206x 206x 413x 413x 413x 413x 413x 413x 413x 413x 217x 25x 25x 217x 217x 217x 10x 10x 10x 207x 207x 207x 413x 413x 413x 413x 413x 413x 394x 394x 413x 413x 413x 413x 413x 413x 413x 14x 14x 413x | import {iCPSError} from "../../../app/error/error.js";
import {LIBRARY_ERR} from "../../../app/error/error-codes.js";
/**
* Mapping of backend provided filetype description (key) and actual file extension (value)
* Incomplete list, due to lack of documentation
*/
const EXT = {
'public.png': `png`,
'public.mpeg-4': `mp4`,
'public.jpeg': `jpeg`,
'com.apple.quicktime-movie': `mov`,
'public.heic': `heic`,
'com.sony.arw-raw-image': `arw`,
'org.webmproject.webp': `webp`,
'com.compuserve.gif': `gif`,
'com.adobe.raw-image': `dng`,
'public.tiff': `tiff`,
'public.jpeg-2000': `jp2`,
'com.truevision.tga-image': `tga`,
'com.sgi.sgi-image': `sgi`,
'com.adobe.photoshop-image': `psd`,
'public.pbm': `pbm`,
'public.heif': `heif`,
'com.microsoft.bmp': `bmp`,
'public.mpeg': `mpg`,
'com.apple.m4v-video': `m4v`,
'public.3gpp': `3gp`,
'public.mpeg-2-video': `m2v`,
'com.fuji.raw-image': `raf`,
'com.canon.cr2-raw-image': `cr2`,
'com.panasonic.rw2-raw-image': `rw2`,
'com.nikon.nrw-raw-image': `nrw`,
'com.pentax.raw-image': `pef`,
'com.nikon.raw-image': `nef`,
'com.olympus.raw-image': `orf`,
'public.avi': `avi`,
};
/**
* This class represents the type of file a given asset has
*/
export class FileType {
/**
* The descriptor, as provided by the backend
*/
descriptor: string;
/**
* Constructs a new FileType
* @param descriptor - The descriptor as provided by the backend
*/
private constructor(descriptor: string) {
this.descriptor = descriptor;
}
/**
* Creates the file type from the backend
* @param descriptor - The descriptor as provided by the backend
* @param ext - The extension as provided by the encoded filename
* @returns The newly created FileType
* @throws An Error, if the provided descriptor is unknown to the script
*/
static fromAssetType(descriptor: string, ext: string): FileType {
if (!EXT[descriptor]) {
throw new iCPSError(LIBRARY_ERR.UNKNOWN_FILETYPE_DESCRIPTOR)
.addMessage(`${descriptor} (with potential extension ${ext})`);
}
return new FileType(descriptor);
}
/**
* Creates a file type from a file extension
* @param ext - The file extension of the file
* @returns The newly created FileType
* @throws An error, if the provided extension is unknown to the script
*/
static fromExtension(ext: string): FileType {
if (ext.startsWith(`.`)) {
ext = ext.substring(1);
}
const descriptor = Object.keys(EXT).find(key => EXT[key] === ext);
if (!descriptor) {
throw new iCPSError(LIBRARY_ERR.UNKNOWN_FILETYPE_EXTENSION)
.addMessage(ext);
}
return new FileType(descriptor);
}
/**
*
* @returns The FileType as a file extension
*/
getExtension(): string {
return `.` + EXT[this.descriptor];
}
/**
* Compares the given FileType to this instance
* @param fileType - A FileType to compare this instance to
* @returns True, if the given FileType is equal to this instance
*/
equal(fileType: FileType) {
return fileType && this.descriptor === fileType.descriptor;
}
} |