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Adjust dash to use core file manager

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cpq committed 2026-09-24 17:04:32 +01:00
1 parent 1be11a66e3
commit f62f3545b4
9 files changed
+173 -646
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src/dash.h
+4 -40
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@@ -73,9 +73,7 @@ struct mg_field_set {
// fn sets *index = -1 to signal end of iteration.
// Size query: framework sets *index = -1 before fn(READ); fn
// sets *index = total size
bool (*get_dir)(const struct mg_dash_user *u, char *buf,
size_t len); // Non-NULL: file array
struct mg_field_set *next; // Next set in the list
struct mg_field_set *next; // Next set in the list
};
// Custom URI handler, registered with MG_DASH_REGISTER_CUSTOM_HANDLER()
@@ -96,6 +94,9 @@ struct mg_dash {
int session_auto_expiration_seconds; // Session lifetime, 0: 1 hour default
struct mg_dash_user *guest; // Used when authenticate == NULL
struct mg_fs *upload_fs; // FS for uploads/listing, default &mg_fs_posix
// Resolves the built-in file manager's root dir for user u, e.g. per-user
// upload directories. NULL: file manager disabled
bool (*files_dir)(const struct mg_dash_user *u, char *buf, size_t len);
};
#define MG_DASH_ADD_FIELD_SET(dash_, set_) \
@@ -121,43 +122,6 @@ void mg_dash_ev_handler(struct mg_connection *c, int ev, void *ev_data);
// array size if *set->index < 0, or a single element update otherwise
void mg_dash_send_change(struct mg_mgr *mgr, struct mg_field_set *);
// Default reader for file-backed array sets (set->get_dir != NULL)
// Usage example - this is a complete implemenation of the file manager:
// ```c
// static struct file {
// int index;
// char name[64];
// size_t size;
// uint64_t checksum;
// } s_file;
// static struct mg_field_set set_files;
//
// static bool get_dir(const struct mg_dash_user *u, char *buf, size_t len) {
// (void) u;
// mkdir("/tmp/dashboard", 0755);
// mg_snprintf(buf, len, "%s", "/tmp/dashboard");
// return true;
// }
//
// static struct mg_field fields_files[] = {
// {"name", MG_VAL_STR, s_file.name, sizeof(s_file.name)},
// {"size", MG_VAL_UINT64, &s_file.size, 0},
// {"checksum", MG_VAL_UINT64, &s_file.checksum, sizeof(s_file.checksum)},
// {NULL, MG_VAL_INT, NULL, 0},
// };
//
// static bool files_fn(enum mg_dash_op op, struct mg_dash_user *u) {
// if (op == MG_DASH_WRITE) return s_uploads_enabled && u->level >= 7;
// if (op != MG_DASH_READ) return false;
// if (!mg_dash_dir_read(&set_files, u)) return false;
// s_file.checksum = 0; // Mock to show how to set custom fields
// return true;
// }
//
// static struct mg_field_set set_files = {"files", fields_files, files_fn, &s_file.index, get_dir, NULL};
// ```
bool mg_dash_dir_read(struct mg_field_set *set, struct mg_dash_user *u);
// Helper forward declarations for Mongoose CMSIS pack modules
extern struct mg_mgr g_mgr;
extern void mg_dash_init(struct mg_mgr *);