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-rw-r--r--ext/js/background/backend.js16
-rw-r--r--ext/js/data/sandbox/string-util.js15
-rw-r--r--ext/js/language/dictionary-importer-media-loader.js19
-rw-r--r--ext/js/language/dictionary-importer.js9
-rw-r--r--ext/js/language/dictionary-worker-handler.js2
-rw-r--r--ext/js/language/dictionary-worker-media-loader.js16
-rw-r--r--ext/js/language/dictionary-worker.js13
-rw-r--r--ext/js/media/media-loader.js5
-rw-r--r--ext/js/media/media-util.js16
9 files changed, 57 insertions, 54 deletions
diff --git a/ext/js/background/backend.js b/ext/js/background/backend.js
index dea67091..8e05ee68 100644
--- a/ext/js/background/backend.js
+++ b/ext/js/background/backend.js
@@ -31,6 +31,7 @@
* PermissionsUtil
* ProfileConditionsUtil
* RequestBuilder
+ * StringUtil
* Translator
* wanakana
*/
@@ -621,7 +622,7 @@ class Backend {
}
async _onApiGetMedia({targets}) {
- return await this._dictionaryDatabase.getMedia(targets);
+ return await this._getNormalizedDictionaryDatabaseMedia(targets);
}
_onApiLog({error, level, context}) {
@@ -1847,7 +1848,7 @@ class Backend {
detailsList.push(details);
detailsMap.set(key, details);
}
- const mediaList = await this._dictionaryDatabase.getMedia(targets);
+ const mediaList = await this._getNormalizedDictionaryDatabaseMedia(targets);
for (const media of mediaList) {
const {dictionary, path} = media;
@@ -2283,4 +2284,15 @@ class Backend {
return await this._injectScript(file, tab.id, frameId);
}
+
+ async _getNormalizedDictionaryDatabaseMedia(targets) {
+ const results = await this._dictionaryDatabase.getMedia(targets);
+ for (const item of results) {
+ const {content} = item;
+ if (content instanceof ArrayBuffer) {
+ item.content = StringUtil.arrayBufferToBase64(content);
+ }
+ }
+ return results;
+ }
}
diff --git a/ext/js/data/sandbox/string-util.js b/ext/js/data/sandbox/string-util.js
index 37e021c9..b523c39d 100644
--- a/ext/js/data/sandbox/string-util.js
+++ b/ext/js/data/sandbox/string-util.js
@@ -58,4 +58,19 @@ class StringUtil {
return binary;
}
}
+
+ /**
+ * Converts a base64 string to an ArrayBuffer.
+ * @param content The binary content string encoded in base64.
+ * @returns A new `ArrayBuffer` object corresponding to the specified content.
+ */
+ static base64ToArrayBuffer(content) {
+ const binaryContent = atob(content);
+ const length = binaryContent.length;
+ const array = new Uint8Array(length);
+ for (let i = 0; i < length; ++i) {
+ array[i] = binaryContent.charCodeAt(i);
+ }
+ return array.buffer;
+ }
}
diff --git a/ext/js/language/dictionary-importer-media-loader.js b/ext/js/language/dictionary-importer-media-loader.js
index bbcc5476..27ddde34 100644
--- a/ext/js/language/dictionary-importer-media-loader.js
+++ b/ext/js/language/dictionary-importer-media-loader.js
@@ -15,23 +15,17 @@
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
-/* global
- * MediaUtil
- */
-
/**
* Class used for loading and validating media during the dictionary import process.
*/
class DictionaryImporterMediaLoader {
/**
- * Attempts to load an image using a base64 encoded content and a media type
- * and returns its resolution.
+ * Attempts to load an image using an ArrayBuffer and a media type to return details about it.
+ * @param content The binary content for the image, encoded as an ArrayBuffer.
* @param mediaType The media type for the image content.
- * @param content The binary content for the image, encoded in base64.
- * @returns A Promise which resolves with {width, height} on success,
- * otherwise an error is thrown.
+ * @returns A Promise which resolves with {content, width, height} on success, otherwise an error is thrown.
*/
- getImageResolution(mediaType, content) {
+ getImageDetails(content, mediaType, transfer) {
return new Promise((resolve, reject) => {
const image = new Image();
const eventListeners = new EventListenerCollection();
@@ -42,14 +36,15 @@ class DictionaryImporterMediaLoader {
};
eventListeners.addEventListener(image, 'load', () => {
const {naturalWidth: width, naturalHeight: height} = image;
+ if (Array.isArray(transfer)) { transfer.push(content); }
cleanup();
- resolve({width, height});
+ resolve({content, width, height});
}, false);
eventListeners.addEventListener(image, 'error', () => {
cleanup();
reject(new Error('Image failed to load'));
}, false);
- const blob = MediaUtil.createBlobFromBase64Content(content, mediaType);
+ const blob = new Blob([content], {type: mediaType});
const url = URL.createObjectURL(blob);
image.src = url;
});
diff --git a/ext/js/language/dictionary-importer.js b/ext/js/language/dictionary-importer.js
index 98cddf76..5629e197 100644
--- a/ext/js/language/dictionary-importer.js
+++ b/ext/js/language/dictionary-importer.js
@@ -328,13 +328,10 @@ class DictionaryImporter {
const media = new Map();
const context = {archive, media};
- const promises = [];
for (const requirement of requirements) {
- promises.push(this._resolveAsyncRequirement(context, requirement));
+ await this._resolveAsyncRequirement(context, requirement);
}
- await Promise.all(promises);
-
return {
media: [...media.values()]
};
@@ -425,7 +422,7 @@ class DictionaryImporter {
}
// Load file content
- const content = await file.async('base64');
+ let content = await file.async('arraybuffer');
const mediaType = MediaUtil.getImageMediaTypeFromFileName(path);
if (mediaType === null) {
throw createError('Could not determine media type for image');
@@ -435,7 +432,7 @@ class DictionaryImporter {
let width;
let height;
try {
- ({width, height} = await this._mediaLoader.getImageResolution(mediaType, content));
+ ({content, width, height} = await this._mediaLoader.getImageDetails(content, mediaType));
} catch (e) {
throw createError('Could not load image');
}
diff --git a/ext/js/language/dictionary-worker-handler.js b/ext/js/language/dictionary-worker-handler.js
index 1d6b4aab..3ce744f9 100644
--- a/ext/js/language/dictionary-worker-handler.js
+++ b/ext/js/language/dictionary-worker-handler.js
@@ -44,7 +44,7 @@ class DictionaryWorkerHandler {
case 'getDictionaryCounts':
this._onMessageWithProgress(params, this._getDictionaryCounts.bind(this));
break;
- case 'getImageResolution.response':
+ case 'getImageDetails.response':
this._mediaLoader.handleMessage(params);
break;
}
diff --git a/ext/js/language/dictionary-worker-media-loader.js b/ext/js/language/dictionary-worker-media-loader.js
index 90ee513f..25f8de72 100644
--- a/ext/js/language/dictionary-worker-media-loader.js
+++ b/ext/js/language/dictionary-worker-media-loader.js
@@ -45,21 +45,19 @@ class DictionaryWorkerMediaLoader {
}
/**
- * Attempts to load an image using a base64 encoded content and a media type
- * and returns its resolution.
+ * Attempts to load an image using an ArrayBuffer and a media type to return details about it.
+ * @param content The binary content for the image, encoded as an ArrayBuffer.
* @param mediaType The media type for the image content.
- * @param content The binary content for the image, encoded in base64.
- * @returns A Promise which resolves with {width, height} on success,
- * otherwise an error is thrown.
+ * @returns A Promise which resolves with {content, width, height} on success, otherwise an error is thrown.
*/
- getImageResolution(mediaType, content) {
+ getImageDetails(content, mediaType) {
return new Promise((resolve, reject) => {
const id = generateId(16);
this._requests.set(id, {resolve, reject});
self.postMessage({
- action: 'getImageResolution',
- params: {id, mediaType, content}
- });
+ action: 'getImageDetails',
+ params: {id, content, mediaType}
+ }, [content]);
});
}
}
diff --git a/ext/js/language/dictionary-worker.js b/ext/js/language/dictionary-worker.js
index 92faa3dc..be94c397 100644
--- a/ext/js/language/dictionary-worker.js
+++ b/ext/js/language/dictionary-worker.js
@@ -85,8 +85,8 @@ class DictionaryWorker {
case 'progress':
this._onMessageProgress(params, details.onProgress);
break;
- case 'getImageResolution':
- this._onMessageGetImageResolution(params, details.worker);
+ case 'getImageDetails':
+ this._onMessageGetImageDetails(params, details.worker);
break;
}
}
@@ -115,16 +115,17 @@ class DictionaryWorker {
onProgress(...args);
}
- async _onMessageGetImageResolution(params, worker) {
- const {id, mediaType, content} = params;
+ async _onMessageGetImageDetails(params, worker) {
+ const {id, content, mediaType} = params;
+ const transfer = [];
let response;
try {
- const result = await this._dictionaryImporterMediaLoader.getImageResolution(mediaType, content);
+ const result = await this._dictionaryImporterMediaLoader.getImageDetails(content, mediaType, transfer);
response = {id, result};
} catch (e) {
response = {id, error: serializeError(e)};
}
- worker.postMessage({action: 'getImageResolution.response', params: response});
+ worker.postMessage({action: 'getImageDetails.response', params: response}, transfer);
}
_formatimportDictionaryResult(result) {
diff --git a/ext/js/media/media-loader.js b/ext/js/media/media-loader.js
index 7dafc2a3..8c7e356c 100644
--- a/ext/js/media/media-loader.js
+++ b/ext/js/media/media-loader.js
@@ -16,7 +16,7 @@
*/
/* global
- * MediaUtil
+ * StringUtil
*/
class MediaLoader {
@@ -86,7 +86,8 @@ class MediaLoader {
const token = this._token;
const data = (await yomichan.api.getMedia([{path, dictionary}]))[0];
if (token === this._token && data !== null) {
- const blob = MediaUtil.createBlobFromBase64Content(data.content, data.mediaType);
+ const buffer = StringUtil.base64ToArrayBuffer(data.content);
+ const blob = new Blob([buffer], {type: data.mediaType});
const url = URL.createObjectURL(blob);
cachedData.data = data;
cachedData.url = url;
diff --git a/ext/js/media/media-util.js b/ext/js/media/media-util.js
index f783038a..11172c5c 100644
--- a/ext/js/media/media-util.js
+++ b/ext/js/media/media-util.js
@@ -129,20 +129,4 @@ class MediaUtil {
return null;
}
}
-
- /**
- * Creates a new `Blob` object from a base64 string of content.
- * @param content The binary content string encoded in base64.
- * @param mediaType The type of the media.
- * @returns A new `Blob` object corresponding to the specified content.
- */
- static createBlobFromBase64Content(content, mediaType) {
- const binaryContent = atob(content);
- const length = binaryContent.length;
- const array = new Uint8Array(length);
- for (let i = 0; i < length; ++i) {
- array[i] = binaryContent.charCodeAt(i);
- }
- return new Blob([array.buffer], {type: mediaType});
- }
}