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feat(导入导出): 支持同时导出和导入系统与用户PATH变量

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- 重构导出功能，将系统变量和用户变量合并到单个JSON文件中
- 重构导入功能，支持解析包含系统变量和用户变量的JSON文件
- 在导入时提供选项让用户选择导入目标（系统变量、用户变量或全部）
- 更新UI交互逻辑，适配新的导入导出数据结构
- 改进JSON文件格式，包含版本信息和导出时间戳
This commit is contained in:
LHY0125
2026-03-26 12:16:48 +08:00
parent 55ff64b92d
commit 8767271e96
3 changed files with 237 additions and 122 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/controller/callbacks.c
+73 -18
View File
@@ -386,18 +386,61 @@ int btn_import_cb(Ihandle *self)
char *filepath = IupGetAttribute(filedlg, "VALUE");
if (filepath)
{
Ihandle *tabs_main = IupGetDialogChild(dlg, "TABS_MAIN");
int pos = IupGetInt(tabs_main, "VALUEPOS");
StringList *target_list = (pos == 0) ? &ctx->sys_paths : &ctx->user_paths;
if (import_paths_from_file(filepath, target_list) == 0)
ExportData imported;
if (import_paths_from_file(filepath, &imported) == 0)
{
Ihandle *current_list = get_current_list(dlg);
sync_string_list_to_ui(current_list, target_list);
int has_system = imported.system.count > 0;
int has_user = imported.user.count > 0;
if (!has_system && !has_user)
{
IupMessage("错误", "文件中没有找到有效的路径！");
return IUP_DEFAULT;
}
int choice = 0;
if (has_system && has_user)
{
choice = IupAlarm("导入选项", "请选择导入目标：",
"仅系统变量", "仅用户变量", "全部导入");
}
else if (has_system)
{
choice = 3;
}
else
{
choice = 2;
}
int total_imported = 0;
if (choice == 1 || choice == 3)
{
clear_string_list(&ctx->sys_paths);
for (int i = 0; i < imported.system.count; i++)
{
add_string_list(&ctx->sys_paths, imported.system.items[i]);
}
Ihandle *list_sys = IupGetDialogChild(dlg, "LIST_SYS");
sync_string_list_to_ui(list_sys, &ctx->sys_paths);
total_imported += imported.system.count;
}
if (choice == 2 || choice == 3)
{
clear_string_list(&ctx->user_paths);
for (int i = 0; i < imported.user.count; i++)
{
add_string_list(&ctx->user_paths, imported.user.items[i]);
}
Ihandle *list_user = IupGetDialogChild(dlg, "LIST_USER");
sync_string_list_to_ui(list_user, &ctx->user_paths);
total_imported += imported.user.count;
}
char msg[256];
snprintf(msg, sizeof(msg), "成功导入 %d 个路径！", target_list->count);
snprintf(msg, sizeof(msg), "成功导入 %d 个路径！", total_imported);
IupMessage("导入成功", msg);
Ihandle *lbl_status = IupGetDialogChild(dlg, "LBL_STATUS");
@@ -422,11 +465,9 @@ int btn_export_cb(Ihandle *self)
if (!ctx)
return IUP_DEFAULT;
Ihandle *tabs_main = IupGetDialogChild(dlg, "TABS_MAIN");
int pos = IupGetInt(tabs_main, "VALUEPOS");
StringList *source_list = (pos == 0) ? &ctx->sys_paths : &ctx->user_paths;
int is_system = (pos == 0);
ExportData data;
data.system = ctx->sys_paths;
data.user = ctx->user_paths;
Ihandle *filedlg = IupFileDlg();
IupSetAttribute(filedlg, "DIALOGTYPE", "SAVE");
@@ -436,7 +477,7 @@ int btn_export_cb(Ihandle *self)
IupSetAttribute(filedlg, "DEFAULTEXT", "json");
char default_name[64];
snprintf(default_name, sizeof(default_name), "path_%s.json", is_system ? "system" : "user");
snprintf(default_name, sizeof(default_name), "path_all.json");
IupSetAttribute(filedlg, "VALUE", default_name);
IupPopup(filedlg, IUP_CENTER, IUP_CENTER);
@@ -446,10 +487,23 @@ int btn_export_cb(Ihandle *self)
char *filepath = IupGetAttribute(filedlg, "VALUE");
if (filepath)
{
if (export_paths_to_file(source_list, filepath, is_system) == 0)
char final_path[MAX_PATH];
if (strchr(filepath, '.') == NULL)
{
char msg[256];
snprintf(msg, sizeof(msg), "成功导出 %d 个路径到：\n%s", source_list->count, filepath);
snprintf(final_path, sizeof(final_path), "%s.json", filepath);
}
else
{
strncpy(final_path, filepath, sizeof(final_path) - 1);
final_path[sizeof(final_path) - 1] = '\0';
}
filepath = final_path;
if (export_paths_to_file(&data, filepath) == 0)
{
char msg[512];
snprintf(msg, sizeof(msg), "成功导出！\n系统变量: %d 个\n用户变量: %d 个\n\n保存位置: %s",
data.system.count, data.user.count, filepath);
IupMessage("导出成功", msg);
}
else
@@ -509,5 +563,6 @@ int btn_help_cb(Ihandle *self)
"邮箱：3364451258@qq.com\n"
"GitHub：https://github.com/LHY0125/PathEditor\n"
"记得给我的项目点个star！");
return IUP_DEFAULT;
}
src/core/import_export.c
+155 -100
View File
@@ -58,39 +58,56 @@ static char *escape_json_string(const char *str)
return result;
}
// 导出 PATH 到 JSON 文件
int export_paths_to_file(const StringList *list, const char *filepath, int is_system)
// 导出路径数据到 JSON 文件
int export_paths_to_file(const ExportData *data, const char *filepath)
{
if (!list || !filepath)
if (!data || !filepath)
return -1;
FILE *fp = fopen(filepath, "w, ccs=UTF-8");
FILE *fp = fopen(filepath, "w");
if (!fp)
return -1;
fprintf(fp, "\xEF\xBB\xBF");
char datetime[64];
get_current_datetime(datetime, sizeof(datetime));
fprintf(fp, "{\n");
fprintf(fp, " \"version\": \"%s\",\n", EXPORT_VERSION);
fprintf(fp, " \"type\": \"%s\",\n", is_system ? "SYSTEM" : "USER");
fprintf(fp, " \"type\": \"ALL\",\n");
fprintf(fp, " \"exported\": \"%s\",\n", datetime);
fprintf(fp, " \"paths\": [\n");
for (int i = 0; i < list->count; i++)
fprintf(fp, " \"system\": [\n");
for (int i = 0; i < data->system.count; i++)
{
if (list->items[i])
if (data->system.items[i])
{
char *escaped = escape_json_string(list->items[i]);
char *escaped = escape_json_string(data->system.items[i]);
if (escaped)
{
fprintf(fp, " \"%s\"%s\n", escaped, (i < list->count - 1) ? "," : "");
fprintf(fp, " \"%s\"%s\n", escaped, (i < data->system.count - 1) ? "," : "");
free(escaped);
}
}
}
fprintf(fp, " ],\n");
fprintf(fp, " \"user\": [\n");
for (int i = 0; i < data->user.count; i++)
{
if (data->user.items[i])
{
char *escaped = escape_json_string(data->user.items[i]);
if (escaped)
{
fprintf(fp, " \"%s\"%s\n", escaped, (i < data->user.count - 1) ? "," : "");
free(escaped);
}
}
}
fprintf(fp, " ]\n");
fprintf(fp, "}\n");
fclose(fp);
@@ -112,7 +129,7 @@ static void trim_whitespace(char *str)
memmove(str, start, strlen(start) + 1);
}
// 检查是否为注释行或空行
// 检查字符串是否为注释行或空行
static int is_comment_or_empty(const char *line)
{
while (*line == ' ' || *line == '\t')
@@ -124,118 +141,156 @@ static int is_comment_or_empty(const char *line)
return 0;
}
// 检查是否为 JSON 文件
// 检查文件是否为 JSON 格式
static int is_json_file(const char *filepath)
{
const char *ext = strrchr(filepath, '.');
return ext && strcasecmp(ext, ".json") == 0;
}
// 从文件导入 PATH
int import_paths_from_file(const char *filepath, StringList *list)
// 从文件导入 PATH (返回是否包含全部格式)
int import_paths_from_file(const char *filepath, ExportData *data)
{
if (!filepath || !list)
if (!filepath || !data)
return -1;
if (is_json_file(filepath))
init_string_list(&data->system);
init_string_list(&data->user);
if (!is_json_file(filepath))
{
FILE *fp = fopen(filepath, "r, ccs=UTF-8");
FILE *fp = fopen(filepath, "rb");
if (!fp)
return -1;
clear_string_list(list);
char buffer[8192];
int in_paths = 0;
int depth = 0;
int in_string = 0;
char path_buffer[4096];
int path_len = 0;
while (fgets(buffer, sizeof(buffer), fp))
{
char *p = buffer;
while (*p)
{
if (*p == '"' && (p == buffer || *(p - 1) != '\\'))
{
in_string = !in_string;
}
else if (in_string && *p == '\\')
{
p++;
if (*p)
{
if (*p == 'n')
*p = '\n';
else if (*p == 'r')
*p = '\r';
else if (*p == 't')
*p = '\t';
}
}
else if (!in_string)
{
if (*p == '{' || *p == '[')
depth++;
else if (*p == '}' || *p == ']')
depth--;
else if (*p == ':')
in_paths = (depth == 1);
else if (in_paths && depth == 2 && *p == '"')
{
path_len = 0;
p++;
while (*p && path_len < (int)sizeof(path_buffer) - 1)
{
if (*p == '"' && *(p - 1) != '\\')
break;
if (*p == '\\' && *(p + 1))
{
p++;
if (*p == 'n')
*p = '\n';
else if (*p == 'r')
*p = '\r';
else if (*p == 't')
*p = '\t';
}
path_buffer[path_len++] = *p++;
}
if (path_len > 0)
{
path_buffer[path_len] = '\0';
add_string_list(list, path_buffer);
}
}
}
p++;
}
}
fclose(fp);
return 0;
}
else
{
FILE *fp = fopen(filepath, "r, ccs=UTF-8");
if (!fp)
return -1;
clear_string_list(list);
StringList list;
init_string_list(&list);
char line[4096];
while (fgets(line, sizeof(line), fp))
{
trim_whitespace(line);
if (is_comment_or_empty(line))
continue;
add_string_list(list, line);
add_string_list(&list, line);
}
fclose(fp);
data->system = list;
return 0;
}
FILE *fp = fopen(filepath, "rb");
if (!fp)
return -1;
char buffer[8192];
int in_system = 0;
int in_user = 0;
int depth = 0;
int in_string = 0;
char path_buffer[4096];
int path_len = 0;
while (fgets(buffer, sizeof(buffer), fp))
{
char *p = buffer;
while (*p)
{
if (*p == '"' && (p == buffer || *(p - 1) != '\\'))
{
in_string = !in_string;
}
else if (in_string && *p == '\\')
{
p++;
if (*p)
{
if (*p == 'n')
*p = '\n';
else if (*p == 'r')
*p = '\r';
else if (*p == 't')
*p = '\t';
}
}
else if (!in_string)
{
if (*p == '{' || *p == '[')
depth++;
else if (*p == '}' || *p == ']')
depth--;
else if (depth == 1 && *p == '"')
{
if (strncmp(p, "\"system\"", 8) == 0)
{
in_system = 1;
in_user = 0;
}
else if (strncmp(p, "\"user\"", 6) == 0)
{
in_user = 1;
in_system = 0;
}
}
else if (in_system && depth == 2 && *p == '"')
{
path_len = 0;
p++;
while (*p && path_len < (int)sizeof(path_buffer) - 1)
{
if (*p == '"' && *(p - 1) != '\\')
break;
if (*p == '\\' && *(p + 1))
{
p++;
if (*p == 'n')
*p = '\n';
else if (*p == 'r')
*p = '\r';
else if (*p == 't')
*p = '\t';
}
path_buffer[path_len++] = *p++;
}
if (path_len > 0)
{
path_buffer[path_len] = '\0';
add_string_list(&data->system, path_buffer);
}
}
else if (in_user && depth == 2 && *p == '"')
{
path_len = 0;
p++;
while (*p && path_len < (int)sizeof(path_buffer) - 1)
{
if (*p == '"' && *(p - 1) != '\\')
break;
if (*p == '\\' && *(p + 1))
{
p++;
if (*p == 'n')
*p = '\n';
else if (*p == 'r')
*p = '\r';
else if (*p == 't')
*p = '\t';
}
path_buffer[path_len++] = *p++;
}
if (path_len > 0)
{
path_buffer[path_len] = '\0';
add_string_list(&data->user, path_buffer);
}
}
}
p++;
}
}
fclose(fp);
return 0;
}