Add support for InDesign document file type (#373)

sindresorhus · Jun 27, 2020 · 84c26b3 · 84c26b3
1 parent 78d5548
commit 84c26b3
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Showing 6 changed files with 13 additions and 0 deletions.
diff --git a/core.d.ts b/core.d.ts
@@ -23,6 +23,7 @@ declare namespace core {
 		| 'icns'
 		| 'jxr'
 		| 'psd'
+		| 'indd'
 		| 'zip'
 		| 'tar'
 		| 'rar'
@@ -149,6 +150,7 @@ declare namespace core {
 		| 'image/icns'
 		| 'image/vnd.ms-photo'
 		| 'image/vnd.adobe.photoshop'
+		| 'application/x-indesign'
 		| 'application/epub+zip'
 		| 'application/x-xpinstall'
 		| 'application/vnd.oasis.opendocument.text'

diff --git a/core.js b/core.js
@@ -1275,6 +1275,13 @@ async function _fromTokenizer(tokenizer) {
 		};
 	}
 
+	if (check([0x06, 0x06, 0xED, 0xF5, 0xD8, 0x1D, 0x46, 0xE5, 0xBD, 0x31, 0xEF, 0xE7, 0xFE, 0x74, 0xB7, 0x1D])) {
+		return {
+			ext: 'indd',
+			mime: 'application/x-indesign'
+		};
+	}
+
 	// Increase sample size from 256 to 512
 	await tokenizer.peekBuffer(buffer, {length: Math.min(512, tokenizer.fileInfo.size), mayBeLess: true});
 

diff --git a/fixture/fixture.indd b/fixture/fixture.indd
diff --git a/package.json b/package.json
@@ -66,6 +66,7 @@
 		"icns",
 		"jxr",
 		"psd",
+		"indd",
 		"zip",
 		"tar",
 		"rar",

diff --git a/readme.md b/readme.md
@@ -289,6 +289,7 @@ Returns a set of supported MIME types.
 - [`icns`](https://en.wikipedia.org/wiki/Apple_Icon_Image_format)
 - [`jxr`](https://en.wikipedia.org/wiki/JPEG_XR)
 - [`psd`](https://en.wikipedia.org/wiki/Adobe_Photoshop#File_format)
+- [`indd`](https://en.wikipedia.org/wiki/Adobe_InDesign#File_format)
 - [`zip`](https://en.wikipedia.org/wiki/Zip_(file_format))
 - [`tar`](https://en.wikipedia.org/wiki/Tar_(computing)#File_format)
 - [`rar`](https://en.wikipedia.org/wiki/RAR_(file_format))

diff --git a/supported.js b/supported.js
@@ -21,6 +21,7 @@ module.exports = {
 		'icns',
 		'jxr',
 		'psd',
+		'indd',
 		'zip',
 		'tar',
 		'rar',
@@ -146,6 +147,7 @@ module.exports = {
 		'image/bmp',
 		'image/vnd.ms-photo',
 		'image/vnd.adobe.photoshop',
+		'application/x-indesign',
 		'application/epub+zip',
 		'application/x-xpinstall',
 		'application/vnd.oasis.opendocument.text',