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author | Matt A. Tobin <email@mattatobin.com> | 2018-02-02 05:06:10 -0500 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2018-02-02 05:06:10 -0500 |
commit | 6d614170cbfa958564eb5f824234ad5a9e484344 (patch) | |
tree | 3e1eb384382f30987cb2e64bd654afa8b74fd06b /application/basilisk/components/newtab/PreviewProvider.jsm | |
parent | 2a6b605d64b19411a300efdbbd7f78c349f90206 (diff) | |
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Revert "Add Basilisk"
This reverts commit e72ef92b5bdc43cd2584198e2e54e951b70299e8.
Diffstat (limited to 'application/basilisk/components/newtab/PreviewProvider.jsm')
-rw-r--r-- | application/basilisk/components/newtab/PreviewProvider.jsm | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/application/basilisk/components/newtab/PreviewProvider.jsm b/application/basilisk/components/newtab/PreviewProvider.jsm deleted file mode 100644 index 7e6d06e3d..000000000 --- a/application/basilisk/components/newtab/PreviewProvider.jsm +++ /dev/null @@ -1,49 +0,0 @@ -/* global XPCOMUtils, BackgroundPageThumbs, FileUtils, PageThumbsStorage, Task, MIMEService */ -/* exported PreviewProvider */ - -"use strict"; - -this.EXPORTED_SYMBOLS = ["PreviewProvider"]; - -const {utils: Cu} = Components; -Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -Cu.import("resource://gre/modules/Task.jsm"); -Cu.import("resource://gre/modules/PageThumbs.jsm"); -Cu.import("resource://gre/modules/FileUtils.jsm"); -const {OS} = Cu.import("resource://gre/modules/osfile.jsm", {}); - -XPCOMUtils.defineLazyModuleGetter(this, "BackgroundPageThumbs", - "resource://gre/modules/BackgroundPageThumbs.jsm"); -XPCOMUtils.defineLazyServiceGetter(this, "MIMEService", - "@mozilla.org/mime;1", "nsIMIMEService"); - -let PreviewProvider = { - /** - * Returns a thumbnail as a data URI for a url, creating it if necessary - * - * @param {String} url - * a url to obtain a thumbnail for - * @return {Promise} A Promise that resolves with a base64 encoded thumbnail - */ - getThumbnail: Task.async(function* PreviewProvider_getThumbnail(url) { - try { - yield BackgroundPageThumbs.captureIfMissing(url); - let imgPath = PageThumbsStorage.getFilePathForURL(url); - - // OS.File object used to easily read off-thread - let file = yield OS.File.open(imgPath, {read: true, existing: true}); - - // nsIFile object needed for MIMEService - let nsFile = FileUtils.File(imgPath); - - let contentType = MIMEService.getTypeFromFile(nsFile); - let bytes = yield file.read(); - let encodedData = btoa(String.fromCharCode.apply(null, bytes)); - file.close(); - return `data:${contentType};base64,${encodedData}`; - } catch (err) { - Cu.reportError(`PreviewProvider_getThumbnail error: ${err}`); - throw err; - } - }) -}; |