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Diffstat (limited to 'ext/js/settings/dictionary-import-controller.js')
| -rw-r--r-- | ext/js/settings/dictionary-import-controller.js | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/ext/js/settings/dictionary-import-controller.js b/ext/js/settings/dictionary-import-controller.js new file mode 100644 index 00000000..c4ad9e59 --- /dev/null +++ b/ext/js/settings/dictionary-import-controller.js @@ -0,0 +1,346 @@ +/* + * Copyright (C) 2020-2021 Yomichan Authors + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +/* global + * DictionaryDatabase + * DictionaryImporter + * ObjectPropertyAccessor + * api + */ + +class DictionaryImportController { + constructor(settingsController, modalController, storageController, statusFooter) { + this._settingsController = settingsController; + this._modalController = modalController; + this._storageController = storageController; + this._statusFooter = statusFooter; + this._modifying = false; + this._purgeButton = null; + this._purgeConfirmButton = null; + this._importFileButton = null; + this._importFileInput = null; + this._purgeConfirmModal = null; + this._errorContainer = null; + this._spinner = null; + this._purgeNotification = null; + this._errorToStringOverrides = [ + [ + 'A mutation operation was attempted on a database that did not allow mutations.', + 'Access to IndexedDB appears to be restricted. Firefox seems to require that the history preference is set to "Remember history" before IndexedDB use of any kind is allowed.' + ], + [ + 'The operation failed for reasons unrelated to the database itself and not covered by any other error code.', + 'Unable to access IndexedDB due to a possibly corrupt user profile. Try using the "Refresh Firefox" feature to reset your user profile.' + ] + ]; + } + + async prepare() { + this._purgeButton = document.querySelector('#dictionary-delete-all-button'); + this._purgeConfirmButton = document.querySelector('#dictionary-confirm-delete-all-button'); + this._importFileButton = document.querySelector('#dictionary-import-file-button'); + this._importFileInput = document.querySelector('#dictionary-import-file-input'); + this._purgeConfirmModal = this._modalController.getModal('dictionary-confirm-delete-all'); + this._errorContainer = document.querySelector('#dictionary-error'); + this._spinner = document.querySelector('#dictionary-spinner'); + this._purgeNotification = document.querySelector('#dictionary-delete-all-status'); + + this._purgeButton.addEventListener('click', this._onPurgeButtonClick.bind(this), false); + this._purgeConfirmButton.addEventListener('click', this._onPurgeConfirmButtonClick.bind(this), false); + this._importFileButton.addEventListener('click', this._onImportButtonClick.bind(this), false); + this._importFileInput.addEventListener('change', this._onImportFileChange.bind(this), false); + } + + // Private + + _onImportButtonClick() { + this._importFileInput.click(); + } + + _onPurgeButtonClick(e) { + e.preventDefault(); + this._purgeConfirmModal.setVisible(true); + } + + _onPurgeConfirmButtonClick(e) { + e.preventDefault(); + this._purgeConfirmModal.setVisible(false); + this._purgeDatabase(); + } + + _onImportFileChange(e) { + const node = e.currentTarget; + const files = [...node.files]; + node.value = null; + this._importDictionaries(files); + } + + async _purgeDatabase() { + if (this._modifying) { return; } + + const purgeNotification = this._purgeNotification; + const storageController = this._storageController; + const prevention = this._preventPageExit(); + + try { + this._setModifying(true); + this._hideErrors(); + this._setSpinnerVisible(true); + if (purgeNotification !== null) { purgeNotification.hidden = false; } + + await api.purgeDatabase(); + const errors = await this._clearDictionarySettings(); + + if (errors.length > 0) { + this._showErrors(errors); + } + } catch (error) { + this._showErrors([error]); + } finally { + prevention.end(); + if (purgeNotification !== null) { purgeNotification.hidden = true; } + this._setSpinnerVisible(false); + this._setModifying(false); + if (storageController !== null) { storageController.updateStats(); } + } + } + + async _importDictionaries(files) { + if (this._modifying) { return; } + + const statusFooter = this._statusFooter; + const storageController = this._storageController; + const importInfo = document.querySelector('#dictionary-import-info'); + const progressSelector = '.dictionary-import-progress'; + const progressContainers = [ + ...document.querySelectorAll('#dictionary-import-progress-container'), + ...document.querySelectorAll(`#dictionaries-modal ${progressSelector}`) + ]; + const progressBars = [ + ...document.querySelectorAll('#dictionary-import-progress-container .progress-bar'), + ...document.querySelectorAll(`${progressSelector} .progress-bar`) + ]; + const infoLabels = document.querySelectorAll(`${progressSelector} .progress-info`); + const statusLabels = document.querySelectorAll(`${progressSelector} .progress-status`); + + const prevention = this._preventPageExit(); + + try { + this._setModifying(true); + this._hideErrors(); + this._setSpinnerVisible(true); + + for (const progress of progressContainers) { progress.hidden = false; } + + const optionsFull = await this._settingsController.getOptionsFull(); + const importDetails = { + prefixWildcardsSupported: optionsFull.global.database.prefixWildcardsSupported + }; + + const onProgress = (total, current) => { + const percent = (current / total * 100.0); + const cssString = `${percent}%`; + const statusString = `${percent.toFixed(0)}%`; + for (const progressBar of progressBars) { progressBar.style.width = cssString; } + for (const label of statusLabels) { label.textContent = statusString; } + if (storageController !== null) { storageController.updateStats(); } + }; + + const fileCount = files.length; + for (let i = 0; i < fileCount; ++i) { + if (importInfo !== null && fileCount > 1) { + importInfo.hidden = false; + importInfo.textContent = `(${i + 1} of ${fileCount})`; + } + + onProgress(1, 0); + + const labelText = `Importing dictionary${fileCount > 1 ? ` (${i + 1} of ${fileCount})` : ''}...`; + for (const label of infoLabels) { label.textContent = labelText; } + if (statusFooter !== null) { statusFooter.setTaskActive(progressSelector, true); } + + await this._importDictionary(files[i], importDetails, onProgress); + } + } catch (err) { + this._showErrors([err]); + } finally { + prevention.end(); + for (const progress of progressContainers) { progress.hidden = true; } + if (statusFooter !== null) { statusFooter.setTaskActive(progressSelector, false); } + if (importInfo !== null) { + importInfo.textContent = ''; + importInfo.hidden = true; + } + this._setSpinnerVisible(false); + this._setModifying(false); + if (storageController !== null) { storageController.updateStats(); } + } + } + + async _importDictionary(file, importDetails, onProgress) { + const dictionaryDatabase = await this._getPreparedDictionaryDatabase(); + try { + const dictionaryImporter = new DictionaryImporter(); + const archiveContent = await this._readFile(file); + const {result, errors} = await dictionaryImporter.importDictionary(dictionaryDatabase, archiveContent, importDetails, onProgress); + api.triggerDatabaseUpdated('dictionary', 'import'); + const errors2 = await this._addDictionarySettings(result.sequenced, result.title); + + if (errors.length > 0) { + const allErrors = [...errors, ...errors2]; + allErrors.push(new Error(`Dictionary may not have been imported properly: ${allErrors.length} error${allErrors.length === 1 ? '' : 's'} reported.`)); + this._showErrors(allErrors); + } + } finally { + dictionaryDatabase.close(); + } + } + + async _addDictionarySettings(sequenced, title) { + const optionsFull = await this._settingsController.getOptionsFull(); + const targets = []; + const profileCount = optionsFull.profiles.length; + for (let i = 0; i < profileCount; ++i) { + const {options} = optionsFull.profiles[i]; + const value = this._createDictionaryOptions(); + const path1 = ObjectPropertyAccessor.getPathString(['profiles', i, 'options', 'dictionaries', title]); + targets.push({action: 'set', path: path1, value}); + + if (sequenced && options.general.mainDictionary === '') { + const path2 = ObjectPropertyAccessor.getPathString(['profiles', i, 'options', 'general', 'mainDictionary']); + targets.push({action: 'set', path: path2, value: title}); + } + } + return await this._modifyGlobalSettings(targets); + } + + async _clearDictionarySettings() { + const optionsFull = await this._settingsController.getOptionsFull(); + const targets = []; + const profileCount = optionsFull.profiles.length; + for (let i = 0; i < profileCount; ++i) { + const path1 = ObjectPropertyAccessor.getPathString(['profiles', i, 'options', 'dictionaries']); + targets.push({action: 'set', path: path1, value: {}}); + const path2 = ObjectPropertyAccessor.getPathString(['profiles', i, 'options', 'general', 'mainDictionary']); + targets.push({action: 'set', path: path2, value: ''}); + } + return await this._modifyGlobalSettings(targets); + } + + _setSpinnerVisible(visible) { + if (this._spinner !== null) { + this._spinner.hidden = !visible; + } + } + + _preventPageExit() { + return this._settingsController.preventPageExit(); + } + + _showErrors(errors) { + const uniqueErrors = new Map(); + for (const error of errors) { + yomichan.logError(error); + const errorString = this._errorToString(error); + let count = uniqueErrors.get(errorString); + if (typeof count === 'undefined') { + count = 0; + } + uniqueErrors.set(errorString, count + 1); + } + + const fragment = document.createDocumentFragment(); + for (const [e, count] of uniqueErrors.entries()) { + const div = document.createElement('p'); + if (count > 1) { + div.textContent = `${e} `; + const em = document.createElement('em'); + em.textContent = `(${count})`; + div.appendChild(em); + } else { + div.textContent = `${e}`; + } + fragment.appendChild(div); + } + + this._errorContainer.appendChild(fragment); + this._errorContainer.hidden = false; + } + + _hideErrors() { + this._errorContainer.textContent = ''; + this._errorContainer.hidden = true; + } + + _readFile(file) { + return new Promise((resolve, reject) => { + const reader = new FileReader(); + reader.onload = () => resolve(reader.result); + reader.onerror = () => reject(reader.error); + reader.readAsBinaryString(file); + }); + } + + _createDictionaryOptions() { + return { + priority: 0, + enabled: true, + allowSecondarySearches: false + }; + } + + _errorToString(error) { + error = (typeof error.toString === 'function' ? error.toString() : `${error}`); + + for (const [match, newErrorString] of this._errorToStringOverrides) { + if (error.includes(match)) { + return newErrorString; + } + } + + return error; + } + + _setModifying(value) { + this._modifying = value; + this._setButtonsEnabled(!value); + } + + _setButtonsEnabled(value) { + value = !value; + for (const node of document.querySelectorAll('.dictionary-database-mutating-input')) { + node.disabled = value; + } + } + + async _getPreparedDictionaryDatabase() { + const dictionaryDatabase = new DictionaryDatabase(); + await dictionaryDatabase.prepare(); + return dictionaryDatabase; + } + + async _modifyGlobalSettings(targets) { + const results = await this._settingsController.modifyGlobalSettings(targets); + const errors = []; + for (const {error} of results) { + if (typeof error !== 'undefined') { + errors.push(deserializeError(error)); + } + } + return errors; + } +} |