339 lines
16 KiB
Objective-C
339 lines
16 KiB
Objective-C
//
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// KBSkinService.m
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// keyBoard
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//
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#import "KBSkinService.h"
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#import "KBSkinManager.h"
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#import "KBConfig.h"
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#import "KBKeyboardPermissionManager.h"
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#import "KBNetworkManager.h"
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#import "KBHUD.h"
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#if __has_include(<SSZipArchive/SSZipArchive.h>)
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#import <SSZipArchive/SSZipArchive.h>
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#endif
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@implementation KBSkinService
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#pragma mark - Icon short-name mapping (local default)
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/// 本地维护的一份“逻辑按键标识 -> 图标短文件名”映射表。
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/// - 若后端 skinJSON 未提供 key_icons，则远程 Zip 模式会回退使用本表；仅依赖 zip_url + 命名规范即可。
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+ (NSDictionary<NSString *, NSString *> *)kb_defaultIconShortNames {
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static NSDictionary<NSString *, NSString *> *map;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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map = @{
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// 字母键（大小写共用）
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@"letter_q_lower": @"key_q", @"letter_q_upper": @"key_q",
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@"letter_w_lower": @"key_w", @"letter_w_upper": @"key_w",
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@"letter_e_lower": @"key_e", @"letter_e_upper": @"key_e",
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@"letter_r_lower": @"key_r", @"letter_r_upper": @"key_r",
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@"letter_t_lower": @"key_t", @"letter_t_upper": @"key_t",
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@"letter_y_lower": @"key_y", @"letter_y_upper": @"key_y",
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@"letter_u_lower": @"key_u", @"letter_u_upper": @"key_u",
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@"letter_i_lower": @"key_i", @"letter_i_upper": @"key_i",
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@"letter_o_lower": @"key_o", @"letter_o_upper": @"key_o",
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@"letter_p_lower": @"key_p", @"letter_p_upper": @"key_p",
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@"letter_a_lower": @"key_a", @"letter_a_upper": @"key_a",
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@"letter_s_lower": @"key_s", @"letter_s_upper": @"key_s",
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@"letter_d_lower": @"key_d", @"letter_d_upper": @"key_d",
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@"letter_f_lower": @"key_f", @"letter_f_upper": @"key_f",
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@"letter_g_lower": @"key_g", @"letter_g_upper": @"key_g",
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@"letter_h_lower": @"key_h", @"letter_h_upper": @"key_h",
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@"letter_j_lower": @"key_j", @"letter_j_upper": @"key_j",
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@"letter_k_lower": @"key_k", @"letter_k_upper": @"key_k",
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@"letter_l_lower": @"key_l", @"letter_l_upper": @"key_l",
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@"letter_z_lower": @"key_z", @"letter_z_upper": @"key_z",
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@"letter_x_lower": @"key_x", @"letter_x_upper": @"key_x",
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@"letter_c_lower": @"key_c", @"letter_c_upper": @"key_c",
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@"letter_v_lower": @"key_v", @"letter_v_upper": @"key_v",
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@"letter_b_lower": @"key_b", @"letter_b_upper": @"key_b",
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@"letter_n_lower": @"key_n", @"letter_n_upper": @"key_n",
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@"letter_m_lower": @"key_m", @"letter_m_upper": @"key_m",
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// 功能键
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@"space": @"key_space", // 空格键
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@"backspace": @"key_del", // 删除键
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@"shift": @"key_up", // Shift（上箭头）
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@"mode_123": @"key_123", // 字母面板左下角 "123"
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@"ai": @"key_ai", // 自定义 AI 键
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@"return": @"key_send" // 发送/换行键
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};
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});
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return map;
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}
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+ (instancetype)shared {
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static KBSkinService *s; static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{ s = [KBSkinService new]; });
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return s;
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}
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- (void)applySkinWithJSON:(NSDictionary *)skinJSON
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fromViewController:(UIViewController *)presenting
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completion:(KBSkinApplyCompletion)completion {
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if (skinJSON.count == 0) {
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if (completion) completion(NO);
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return;
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}
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// 1. 点击应用皮肤时，检查键盘启用 & 完全访问状态，并尽量给出友好提示。
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KBKeyboardPermissionManager *perm = [KBKeyboardPermissionManager shared];
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BOOL enabled = [perm isKeyboardEnabled];
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KBFARecord fa = [perm lastKnownFullAccess];
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BOOL hasFullAccess = (fa == KBFARecordGranted);
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if (!enabled || !hasFullAccess) {
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// 引导页（内部有自己的展示策略，避免过度打扰）
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[perm presentPermissionIfNeededFrom:presenting];
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// 简单提示：皮肤可以应用，但未开启完全访问时扩展无法读取 App Group 中的图片。
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[KBHUD showInfo:KBLocalized(@"皮肤已应用，键盘需开启“允许完全访问”后才能显示图片")];
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}
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#if KB_SKIN_ICON_USE_REMOTE
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[self kb_applySkinUsingRemoteIcons:skinJSON completion:completion];
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#else
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[self kb_applySkinUsingLocalIcons:skinJSON completion:completion];
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#endif
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}
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#pragma mark - Internal helpers
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/// 本地模式：key_icons 的 value 为 Assets 名称（主 App bundle 内），导出到 App Group 后再写入主题。
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- (void)kb_applySkinUsingLocalIcons:(NSDictionary *)skin completion:(KBSkinApplyCompletion)completion {
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NSString *skinId = skin[@"id"] ?: @"local";
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NSString *name = skin[@"name"] ?: skinId;
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NSDictionary *iconNames = [skin[@"key_icons"] isKindOfClass:NSDictionary.class] ? skin[@"key_icons"] : @{};
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NSMutableDictionary<NSString *, NSString *> *iconPathMap = [NSMutableDictionary dictionary];
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NSURL *containerURL = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:AppGroup];
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if (containerURL && iconNames.count > 0) {
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NSString *skinsRoot = [containerURL.path stringByAppendingPathComponent:@"Skins"];
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NSString *skinRoot = [skinsRoot stringByAppendingPathComponent:skinId];
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NSString *iconsDir = [skinRoot stringByAppendingPathComponent:@"icons"];
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[[NSFileManager defaultManager] createDirectoryAtPath:iconsDir
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withIntermediateDirectories:YES
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attributes:nil
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error:NULL];
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[iconNames enumerateKeysAndObjectsUsingBlock:^(NSString *identifier, NSString *imageName, BOOL *stop) {
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if (![imageName isKindOfClass:NSString.class] || imageName.length == 0) return;
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UIImage *img = [UIImage imageNamed:imageName];
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if (!img) return;
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NSData *data = UIImagePNGRepresentation(img);
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if (data.length == 0) return;
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NSString *fileName = [NSString stringWithFormat:@"%@.png", identifier];
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NSString *fullPath = [iconsDir stringByAppendingPathComponent:fileName];
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if ([data writeToFile:fullPath atomically:YES]) {
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NSString *relative = [NSString stringWithFormat:@"Skins/%@/icons/%@", skinId, fileName];
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iconPathMap[identifier] = relative;
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}
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}];
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}
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NSMutableDictionary *themeJSON = [skin mutableCopy];
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if (iconPathMap.count > 0) {
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themeJSON[@"key_icons"] = iconPathMap.copy; // value 改为 App Group 相对路径
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}
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// 先应用颜色 / hidden_keys / key_icons（此时为相对路径，扩展从 App Group 读取）
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BOOL themeOK = [[KBSkinManager shared] applyThemeFromJSON:themeJSON];
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// 再处理背景图片（background_image），与原逻辑一致
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NSString *bgURL = skin[@"background_image"] ?: @"";
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if (bgURL.length == 0) {
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if (completion) completion(themeOK);
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if (themeOK) {
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[KBHUD showInfo:KBLocalized(@"已应用皮肤（无背景图）")];
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} else {
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[KBHUD showInfo:KBLocalized(@"应用皮肤失败")];
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}
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return;
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}
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[[KBNetworkManager shared] GET:bgURL parameters:nil headers:nil completion:^(id jsonOrData, NSURLResponse *response, NSError *error) {
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NSData *data = ([jsonOrData isKindOfClass:NSData.class] ? (NSData *)jsonOrData : nil);
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// 压缩尺寸，避免 Keychain 过大
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if (data && data.length > 0) {
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UIImage *img = [UIImage imageWithData:data];
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if (img) {
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CGFloat maxW = 1500.0;
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if (img.size.width > maxW) {
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CGFloat scale = maxW / img.size.width;
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CGSize newSize = CGSizeMake(maxW, floor(img.size.height * scale));
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UIGraphicsBeginImageContextWithOptions(newSize, YES, 1.0);
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[img drawInRect:CGRectMake(0, 0, newSize.width, newSize.height)];
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UIImage *resized = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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img = resized ?: img;
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}
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data = UIImageJPEGRepresentation(img, 0.85) ?: data;
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}
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}
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dispatch_async(dispatch_get_main_queue(), ^{
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NSData *payload = data;
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if (payload.length == 0) {
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// 兜底：生成一张简单渐变图片
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CGSize size = CGSizeMake(1200, 600);
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UIGraphicsBeginImageContextWithOptions(size, YES, 1.0);
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CGContextRef ctx = UIGraphicsGetCurrentContext();
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UIColor *c1 = [UIColor colorWithRed:0.76 green:0.91 blue:0.86 alpha:1];
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UIColor *c2 = [UIColor colorWithRed:0.93 green:0.97 blue:0.91 alpha:1];
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if ([skin[@"id"] hasPrefix:@"dark"]) {
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c1 = [UIColor colorWithRed:0.1 green:0.12 blue:0.16 alpha:1];
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c2 = [UIColor colorWithRed:0.22 green:0.24 blue:0.28 alpha:1];
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}
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CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
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NSArray *colors = @[(__bridge id)c1.CGColor, (__bridge id)c2.CGColor];
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CGFloat locs[] = {0,1};
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CGGradientRef grad = CGGradientCreateWithColors(space, (__bridge CFArrayRef)colors, locs);
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CGContextDrawLinearGradient(ctx, grad, CGPointZero, CGPointMake(size.width, size.height), 0);
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CGGradientRelease(grad); CGColorSpaceRelease(space);
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UIImage *img = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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payload = UIImageJPEGRepresentation(img, 0.9);
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}
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BOOL ok = (payload.length > 0)
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? [[KBSkinManager shared] applyImageSkinWithData:payload skinId:skinId name:name]
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: themeOK;
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if (completion) completion(ok);
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[KBHUD showInfo:(ok ? KBLocalized(@"已应用，切到键盘查看") : KBLocalized(@"应用皮肤失败"))];
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});
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}];
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}
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/// 远程 Zip 模式：skinJSON 提供 zip_url，一套皮肤一个压缩包。
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/// - Zip 解压路径：AppGroup/Skins/<skinId>/...
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/// * 图标：icons/<shortName>.png，例如 icons/key_a.png
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/// * 背景：background.png（可选）
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/// - skinJSON.key_icons 的 value 填写 Zip 内的图标“短文件名”（不含路径，可不含扩展名），例如 "key_a"
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/// 应用时会被转换为相对 App Group 根目录的路径：Skins/<skinId>/icons/<shortName>.png
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- (void)kb_applySkinUsingRemoteIcons:(NSDictionary *)skin completion:(KBSkinApplyCompletion)completion {
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NSString *skinId = skin[@"id"] ?: @"remote";
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NSString *name = skin[@"name"] ?: skinId;
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NSString *zipURL = skin[@"zip_url"] ?: @""; // 新协议：远程 Zip 包地址
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// key_icons 可选：
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// - 若后端提供 key_icons，则优先使用服务端映射；
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// - 若未提供，则回退到本地默认映射（kb_defaultIconShortNames），这样后端只需返回 id/name/zip_url。
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NSDictionary *iconShortNames = nil;
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if ([skin[@"key_icons"] isKindOfClass:NSDictionary.class]) {
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iconShortNames = skin[@"key_icons"];
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} else {
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iconShortNames = [self.class kb_defaultIconShortNames];
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}
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NSURL *containerURL = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:AppGroup];
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if (!containerURL) {
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if (completion) completion(NO);
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[KBHUD showInfo:KBLocalized(@"无法访问共享容器，应用皮肤失败")];
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return;
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}
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NSString *skinsRoot = [containerURL.path stringByAppendingPathComponent:@"Skins"];
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NSString *skinRoot = [skinsRoot stringByAppendingPathComponent:skinId];
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NSString *iconsDir = [skinRoot stringByAppendingPathComponent:@"icons"];
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[[NSFileManager defaultManager] createDirectoryAtPath:iconsDir
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withIntermediateDirectories:YES
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attributes:nil
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error:NULL];
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NSFileManager *fm = [NSFileManager defaultManager];
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BOOL isDir = NO;
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BOOL hasIconsDir = [fm fileExistsAtPath:iconsDir isDirectory:&isDir] && isDir;
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NSArray *contents = hasIconsDir ? [fm contentsOfDirectoryAtPath:iconsDir error:NULL] : nil;
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BOOL hasCachedAssets = (contents.count > 0);
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NSString *bgPath = [skinRoot stringByAppendingPathComponent:@"background.png"];
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dispatch_group_t group = dispatch_group_create();
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__block BOOL zipOK = YES;
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#if __has_include(<SSZipArchive/SSZipArchive.h>)
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// 若本地尚未缓存该皮肤资源且提供了 zip_url，则下载并解压 Zip 包。
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if (!hasCachedAssets && zipURL.length > 0) {
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dispatch_group_enter(group);
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[[KBNetworkManager shared] GET:zipURL parameters:nil headers:nil completion:^(id jsonOrData, NSURLResponse *response, NSError *error) {
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NSData *data = ([jsonOrData isKindOfClass:NSData.class] ? (NSData *)jsonOrData : nil);
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if (error || data.length == 0) {
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zipOK = NO;
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dispatch_group_leave(group);
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return;
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}
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// 将 Zip 写入临时路径再解压
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[[NSFileManager defaultManager] createDirectoryAtPath:skinRoot
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withIntermediateDirectories:YES
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attributes:nil
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error:NULL];
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NSString *zipPath = [skinRoot stringByAppendingPathComponent:@"skin.zip"];
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if (![data writeToFile:zipPath atomically:YES]) {
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zipOK = NO;
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dispatch_group_leave(group);
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return;
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}
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NSError *unzipError = nil;
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BOOL ok = [SSZipArchive unzipFileAtPath:zipPath
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toDestination:skinRoot
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overwrite:YES
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password:nil
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error:&unzipError];
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[fm removeItemAtPath:zipPath error:nil];
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if (!ok || unzipError) {
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zipOK = NO;
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}
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dispatch_group_leave(group);
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}];
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}
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#else
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zipOK = NO;
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#endif
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dispatch_group_notify(group, dispatch_get_main_queue(), ^{
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// 构造 key_icons -> App Group 相对路径 映射
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NSMutableDictionary<NSString *, NSString *> *iconPathMap = [NSMutableDictionary dictionary];
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[iconShortNames enumerateKeysAndObjectsUsingBlock:^(NSString *identifier, NSString *shortName, BOOL *stop) {
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if (![shortName isKindOfClass:NSString.class] || shortName.length == 0) return;
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NSString *fileName = shortName;
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// 若未带扩展名，默认按 .png 处理
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if (fileName.pathExtension.length == 0) {
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fileName = [fileName stringByAppendingPathExtension:@"png"];
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}
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NSString *relative = [NSString stringWithFormat:@"Skins/%@/icons/%@", skinId, fileName];
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iconPathMap[identifier] = relative;
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}];
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NSMutableDictionary *themeJSON = [skin mutableCopy];
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themeJSON[@"id"] = skinId;
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if (iconPathMap.count > 0) {
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themeJSON[@"key_icons"] = iconPathMap.copy;
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}
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BOOL themeOK = [[KBSkinManager shared] applyThemeFromJSON:themeJSON];
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// 背景图优先从 Zip 解压出的 background.png 读取
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NSData *bgData = [NSData dataWithContentsOfFile:bgPath];
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BOOL ok = themeOK;
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if (bgData.length > 0) {
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ok = [[KBSkinManager shared] applyImageSkinWithData:bgData skinId:skinId name:name];
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}
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if (!zipOK && !hasCachedAssets) {
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ok = NO;
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}
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if (completion) completion(ok);
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[KBHUD showInfo:(ok ? KBLocalized(@"已应用，切到键盘查看") : KBLocalized(@"应用皮肤失败"))];
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});
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}
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@end
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