fe1c36a0ed
This helper function was added almost two years ago, in PR 13696, and it still has only a single call-site. Furthermore, with the changes made in PR 16572 it also cannot hurt to reduce the size of the `web/l10n_utils.js` file slightly.
133 lines
4.6 KiB
JavaScript
133 lines
4.6 KiB
JavaScript
/* Copyright 2021 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* PLEASE NOTE: This file is currently imported in both the `web/` and
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* `src/display/` folders, hence be EXTREMELY careful about
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* introducing any dependencies here since that can lead to an
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* unexpected/unnecessary size increase of the *built* files.
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*/
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/**
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* A subset of the l10n strings in the `l10n/en-US/viewer.properties` file.
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*/
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const DEFAULT_L10N_STRINGS = {
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of_pages: "of {{pagesCount}}",
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page_of_pages: "({{pageNumber}} of {{pagesCount}})",
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document_properties_kb: "{{size_kb}} KB ({{size_b}} bytes)",
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document_properties_mb: "{{size_mb}} MB ({{size_b}} bytes)",
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document_properties_date_string: "{{date}}, {{time}}",
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document_properties_page_size_unit_inches: "in",
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document_properties_page_size_unit_millimeters: "mm",
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document_properties_page_size_orientation_portrait: "portrait",
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document_properties_page_size_orientation_landscape: "landscape",
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document_properties_page_size_name_a3: "A3",
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document_properties_page_size_name_a4: "A4",
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document_properties_page_size_name_letter: "Letter",
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document_properties_page_size_name_legal: "Legal",
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document_properties_page_size_dimension_string:
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"{{width}} × {{height}} {{unit}} ({{orientation}})",
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document_properties_page_size_dimension_name_string:
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"{{width}} × {{height}} {{unit}} ({{name}}, {{orientation}})",
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document_properties_linearized_yes: "Yes",
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document_properties_linearized_no: "No",
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additional_layers: "Additional Layers",
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page_landmark: "Page {{page}}",
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thumb_page_title: "Page {{page}}",
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thumb_page_canvas: "Thumbnail of Page {{page}}",
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find_reached_top: "Reached top of document, continued from bottom",
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find_reached_bottom: "Reached end of document, continued from top",
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"find_match_count[one]": "{{current}} of {{total}} match",
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"find_match_count[other]": "{{current}} of {{total}} matches",
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"find_match_count_limit[one]": "More than {{limit}} match",
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"find_match_count_limit[other]": "More than {{limit}} matches",
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find_not_found: "Phrase not found",
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page_scale_width: "Page Width",
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page_scale_fit: "Page Fit",
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page_scale_auto: "Automatic Zoom",
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page_scale_actual: "Actual Size",
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page_scale_percent: "{{scale}}%",
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loading_error: "An error occurred while loading the PDF.",
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invalid_file_error: "Invalid or corrupted PDF file.",
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missing_file_error: "Missing PDF file.",
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unexpected_response_error: "Unexpected server response.",
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rendering_error: "An error occurred while rendering the page.",
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annotation_date_string: "{{date}}, {{time}}",
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printing_not_supported:
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"Warning: Printing is not fully supported by this browser.",
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printing_not_ready: "Warning: The PDF is not fully loaded for printing.",
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web_fonts_disabled:
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"Web fonts are disabled: unable to use embedded PDF fonts.",
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free_text2_default_content: "Start typing…",
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editor_free_text2_aria_label: "Text Editor",
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editor_ink2_aria_label: "Draw Editor",
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editor_ink_canvas_aria_label: "User-created image",
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};
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if (typeof PDFJSDev === "undefined" || !PDFJSDev.test("MOZCENTRAL")) {
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DEFAULT_L10N_STRINGS.print_progress_percent = "{{progress}}%";
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}
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function getL10nFallback(key, args) {
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switch (key) {
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case "find_match_count":
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key = `find_match_count[${args.total === 1 ? "one" : "other"}]`;
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break;
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case "find_match_count_limit":
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key = `find_match_count_limit[${args.limit === 1 ? "one" : "other"}]`;
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break;
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}
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return DEFAULT_L10N_STRINGS[key] || "";
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}
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// Replaces {{arguments}} with their values.
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function formatL10nValue(text, args) {
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if (!args) {
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return text;
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}
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return text.replaceAll(/\{\{\s*(\w+)\s*\}\}/g, (all, name) => {
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return name in args ? args[name] : "{{" + name + "}}";
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});
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}
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/**
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* No-op implementation of the localization service.
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* @implements {IL10n}
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*/
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const NullL10n = {
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async getLanguage() {
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return "en-us";
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},
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async getDirection() {
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return "ltr";
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},
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async get(key, args = null, fallback = getL10nFallback(key, args)) {
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return formatL10nValue(fallback, args);
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},
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async translate(element) {},
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};
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export { getL10nFallback, NullL10n };
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