Add support for Edge browser

3 files changed, 31 insertions, 18 deletions

diff --git a/ext/bg/js/search.js b/ext/bg/js/search.js
index f08f22da..a3382398 100644
--- a/ext/bg/js/search.js
+++ b/ext/bg/js/search.js
@@ -25,7 +25,7 @@ class DisplaySearch extends Display {
         this.query = $('#query').on('input', this.onSearchInput.bind(this));
         this.intro = $('#intro');
 
-        this.dependencies = {...this.dependencies, ...{docRangeFromPoint, docSentenceExtract}};
+        this.dependencies = Object.assign({}, this.dependencies, {docRangeFromPoint, docSentenceExtract});
 
         window.wanakana.bind(this.query.get(0));
     }
diff --git a/ext/bg/js/settings.js b/ext/bg/js/settings.js
index 75082f3e..e542118c 100644
--- a/ext/bg/js/settings.js
+++ b/ext/bg/js/settings.js
@@ -116,7 +116,7 @@ async function formMainDictionaryOptionsPopulate(options) {
     select.append($('<option class="text-muted" value="">Not selected</option>'));
 
     let mainDictionary = '';
-    for (const dictRow of await utilDatabaseSummarize()) {
+    for (const dictRow of toIterable(await utilDatabaseSummarize())) {
         if (dictRow.sequenced) {
             select.append($(`<option value="${dictRow.title}">${dictRow.title}</option>`));
             if (dictRow.title === options.general.mainDictionary) {
@@ -314,12 +314,12 @@ async function dictionaryGroupsPopulate(options) {
     const dictGroups = $('#dict-groups').empty();
     const dictWarning = $('#dict-warning').hide();
 
-    const dictRows = await utilDatabaseSummarize();
+    const dictRows = toIterable(await utilDatabaseSummarize());
     if (dictRows.length === 0) {
         dictWarning.show();
     }
 
-    for (const dictRow of dictRowsSort(dictRows, options)) {
+    for (const dictRow of toIterable(dictRowsSort(dictRows, options))) {
         const dictOptions = options.dictionaries[dictRow.title] || {
             enabled: false,
             priority: 0,
@@ -581,20 +581,19 @@ async function onAnkiFieldTemplatesReset(e) {
  */
 
 async function getBrowser() {
-    if (typeof chrome !== "undefined") {
-        if (typeof browser !== "undefined") {
-            try {
-                const info = await browser.runtime.getBrowserInfo();
-                if (info.name === "Fennec") {
-                    return "firefox-mobile";
-                }
-            } catch (e) { }
-            return "firefox";
-        } else {
-            return "chrome";
-        }
+    if (EXTENSION_IS_BROWSER_EDGE) {
+        return 'edge';
+    }
+    if (typeof browser !== 'undefined') {
+        try {
+            const info = await browser.runtime.getBrowserInfo();
+            if (info.name === 'Fennec') {
+                return 'firefox-mobile';
+            }
+        } catch (e) { }
+        return 'firefox';
     } else {
-        return "edge";
+        return 'chrome';
     }
 }
 
diff --git a/ext/bg/js/util.js b/ext/bg/js/util.js
index 34b06ddb..3dc7c900 100644
--- a/ext/bg/js/util.js
+++ b/ext/bg/js/util.js
@@ -87,6 +87,20 @@ function utilDatabasePurge() {
     return utilBackend().translator.database.purge();
 }
 
-function utilDatabaseImport(data, progress, exceptions) {
+async function utilDatabaseImport(data, progress, exceptions) {
+    // Edge cannot read data on the background page due to the File object
+    // being created from a different window. Read on the same page instead.
+    if (EXTENSION_IS_BROWSER_EDGE) {
+        data = await utilReadFile(data);
+    }
     return utilBackend().translator.database.importDictionary(data, progress, exceptions);
 }
+
+function utilReadFile(file) {
+    return new Promise((resolve, reject) => {
+        const reader = new FileReader();
+        reader.onload = () => resolve(reader.result);
+        reader.onerror = () => reject(reader.error);
+        reader.readAsBinaryString(file);
+    });
+}