mirror of
https://github.com/lightpanda-io/browser.git
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65 lines
2.2 KiB
Zig
65 lines
2.2 KiB
Zig
// Copyright (C) 2023-2024 Lightpanda (Selecy SAS)
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//
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// Francis Bouvier <francis@lightpanda.io>
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// Pierre Tachoire <pierre@lightpanda.io>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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const std = @import("std");
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const fspath = std.fs.path;
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// FileLoader loads files content from the filesystem.
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pub const FileLoader = struct {
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const FilesMap = std.StringHashMap([]const u8);
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files: FilesMap,
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path: []const u8,
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alloc: std.mem.Allocator,
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pub fn init(alloc: std.mem.Allocator, path: []const u8) FileLoader {
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const files = FilesMap.init(alloc);
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return FileLoader{
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.path = path,
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.alloc = alloc,
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.files = files,
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};
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}
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pub fn get(self: *FileLoader, name: []const u8) ![]const u8 {
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if (!self.files.contains(name)) {
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try self.load(name);
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}
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return self.files.get(name).?;
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}
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pub fn load(self: *FileLoader, name: []const u8) !void {
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const filename = try fspath.join(self.alloc, &.{ self.path, name });
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defer self.alloc.free(filename);
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var file = try std.fs.cwd().openFile(filename, .{});
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defer file.close();
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const file_size = try file.getEndPos();
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const content = try file.readToEndAlloc(self.alloc, file_size);
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const namedup = try self.alloc.dupe(u8, name);
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try self.files.put(namedup, content);
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}
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pub fn deinit(self: *FileLoader) void {
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var iter = self.files.iterator();
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while (iter.next()) |entry| {
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self.alloc.free(entry.key_ptr.*);
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self.alloc.free(entry.value_ptr.*);
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}
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self.files.deinit();
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}
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};
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