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https://github.com/owntone/owntone-server.git
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[jsonapi] Expose reading and updating settings through the JSON API
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chme
parent
02dd0a9445
commit
2cc310b646
@ -53,6 +53,7 @@
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#include "misc_json.h"
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#include "player.h"
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#include "remote_pairing.h"
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#include "settings.h"
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#include "smartpl_query.h"
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#ifdef HAVE_SPOTIFY_H
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# include "spotify_webapi.h"
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@ -729,6 +730,259 @@ jsonapi_reply_config(struct httpd_request *hreq)
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return HTTP_OK;
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}
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static json_object *
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option_get_json(struct settings_option *option)
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{
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const char *optionname;
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json_object *json_option;
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int intval;
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bool boolval;
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char *strval;
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optionname = option->name;
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CHECK_NULL(L_WEB, json_option = json_object_new_object());
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json_object_object_add(json_option, "name", json_object_new_string(option->name));
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json_object_object_add(json_option, "type", json_object_new_int(option->type));
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if (option->type == SETTINGS_TYPE_INT)
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{
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intval = settings_option_getint(option);
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json_object_object_add(json_option, "value", json_object_new_int(intval));
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}
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else if (option->type == SETTINGS_TYPE_BOOL)
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{
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boolval = settings_option_getbool(option);
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json_object_object_add(json_option, "value", json_object_new_boolean(boolval));
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}
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else if (option->type == SETTINGS_TYPE_STR)
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{
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strval = settings_option_getstr(option);
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if (strval)
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{
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json_object_object_add(json_option, "value", json_object_new_string(strval));
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free(strval);
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}
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}
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else
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{
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DPRINTF(E_LOG, L_WEB, "Option '%s' has unknown type %d\n", optionname, option->type);
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jparse_free(json_option);
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return NULL;
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}
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return json_option;
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}
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static json_object *
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category_get_json(struct settings_category *category)
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{
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json_object *json_category;
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json_object *json_options;
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json_object *json_option;
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struct settings_option *option;
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int count;
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int i;
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json_category = json_object_new_object();
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json_object_object_add(json_category, "name", json_object_new_string(category->name));
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json_options = json_object_new_array();
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count = settings_option_count(category);
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for (i = 0; i < count; i++)
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{
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option = settings_option_get_byindex(category, i);
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json_option = option_get_json(option);
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if (json_option)
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json_object_array_add(json_options, json_option);
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}
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json_object_object_add(json_category, "options", json_options);
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return json_category;
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}
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static int
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jsonapi_reply_settings_get(struct httpd_request *hreq)
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{
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struct settings_category *category;
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json_object *jreply;
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json_object *json_categories;
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json_object *json_category;
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int count;
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int i;
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CHECK_NULL(L_WEB, jreply = json_object_new_object());
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json_categories = json_object_new_array();
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count = settings_categories_count();
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for (i = 0; i < count; i++)
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{
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category = settings_category_get_byindex(i);
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json_category = category_get_json(category);
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if (json_category)
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json_object_array_add(json_categories, json_category);
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}
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json_object_object_add(jreply, "categories", json_categories);
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CHECK_ERRNO(L_WEB, evbuffer_add_printf(hreq->reply, "%s", json_object_to_json_string(jreply)));
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jparse_free(jreply);
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return HTTP_OK;
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}
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static int
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jsonapi_reply_settings_category_get(struct httpd_request *hreq)
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{
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const char *categoryname;
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struct settings_category *category;
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json_object *jreply;
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categoryname = hreq->uri_parsed->path_parts[2];
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category = settings_category_get(categoryname);
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if (!category)
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{
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DPRINTF(E_LOG, L_WEB, "Invalid category name '%s' given\n", categoryname);
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return HTTP_NOTFOUND;
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}
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jreply = category_get_json(category);
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if (!jreply)
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{
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DPRINTF(E_LOG, L_WEB, "Error getting value for category '%s'\n", categoryname);
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return HTTP_INTERNAL;
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}
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CHECK_ERRNO(L_WEB, evbuffer_add_printf(hreq->reply, "%s", json_object_to_json_string(jreply)));
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jparse_free(jreply);
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return HTTP_OK;
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}
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static int
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jsonapi_reply_settings_option_get(struct httpd_request *hreq)
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{
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const char *categoryname;
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const char *optionname;
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struct settings_category *category;
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struct settings_option *option;
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json_object *jreply;
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categoryname = hreq->uri_parsed->path_parts[2];
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optionname = hreq->uri_parsed->path_parts[3];
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category = settings_category_get(categoryname);
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if (!category)
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{
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DPRINTF(E_LOG, L_WEB, "Invalid category name '%s' given\n", categoryname);
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return HTTP_NOTFOUND;
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}
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option = settings_option_get(category, optionname);
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if (!option)
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{
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DPRINTF(E_LOG, L_WEB, "Invalid option name '%s' given\n", optionname);
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return HTTP_NOTFOUND;
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}
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jreply = option_get_json(option);
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if (!jreply)
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{
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DPRINTF(E_LOG, L_WEB, "Error getting value for option '%s'\n", optionname);
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return HTTP_INTERNAL;
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}
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CHECK_ERRNO(L_WEB, evbuffer_add_printf(hreq->reply, "%s", json_object_to_json_string(jreply)));
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jparse_free(jreply);
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return HTTP_OK;
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}
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static int
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jsonapi_reply_settings_option_put(struct httpd_request *hreq)
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{
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const char *categoryname;
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const char *optionname;
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struct settings_category *category;
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struct settings_option *option;
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struct evbuffer *in_evbuf;
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json_object* request;
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int intval;
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bool boolval;
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const char *strval;
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int ret;
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categoryname = hreq->uri_parsed->path_parts[2];
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optionname = hreq->uri_parsed->path_parts[3];
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category = settings_category_get(categoryname);
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if (!category)
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{
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DPRINTF(E_LOG, L_WEB, "Invalid category name '%s' given\n", categoryname);
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return HTTP_NOTFOUND;
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}
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option = settings_option_get(category, optionname);
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if (!option)
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{
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DPRINTF(E_LOG, L_WEB, "Invalid option name '%s' given\n", optionname);
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return HTTP_NOTFOUND;
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}
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in_evbuf = evhttp_request_get_input_buffer(hreq->req);
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request = jparse_obj_from_evbuffer(in_evbuf);
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if (!request)
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{
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DPRINTF(E_LOG, L_WEB, "Missing request body for setting option '%s' (type %d)\n", optionname, option->type);
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return HTTP_BADREQUEST;
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}
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if (option->type == SETTINGS_TYPE_INT && jparse_contains_key(request, "value", json_type_int))
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{
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intval = jparse_int_from_obj(request, "value");
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ret = settings_option_setint(option, intval);
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}
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else if (option->type == SETTINGS_TYPE_BOOL && jparse_contains_key(request, "value", json_type_boolean))
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{
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boolval = jparse_bool_from_obj(request, "value");
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ret = settings_option_setbool(option, boolval);
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}
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else if (option->type == SETTINGS_TYPE_STR && jparse_contains_key(request, "value", json_type_string))
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{
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strval = jparse_str_from_obj(request, "value");
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ret = settings_option_setstr(option, strval);
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}
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else
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{
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DPRINTF(E_LOG, L_WEB, "Invalid value given for option '%s' (type %d): '%s'\n", optionname, option->type, json_object_to_json_string(request));
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return HTTP_BADREQUEST;
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}
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if (ret < 0)
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{
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DPRINTF(E_LOG, L_WEB, "Error changing setting '%s' (type %d) to '%s'\n", optionname, option->type, json_object_to_json_string(request));
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return HTTP_INTERNAL;
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}
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DPRINTF(E_INFO, L_WEB, "Setting option '%s.%s' changed to '%s'\n", categoryname, optionname, json_object_to_json_string(request));
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return HTTP_NOCONTENT;
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}
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/*
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* Endpoint to retrieve informations about the library
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*
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@ -3538,6 +3792,10 @@ jsonapi_reply_search(struct httpd_request *hreq)
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static struct httpd_uri_map adm_handlers[] =
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{
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{ EVHTTP_REQ_GET, "^/api/config$", jsonapi_reply_config },
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{ EVHTTP_REQ_GET, "^/api/settings$", jsonapi_reply_settings_get },
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{ EVHTTP_REQ_GET, "^/api/settings/[A-Za-z0-9_]+$", jsonapi_reply_settings_category_get },
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{ EVHTTP_REQ_GET, "^/api/settings/[A-Za-z0-9_]+/[A-Za-z0-9_]+$", jsonapi_reply_settings_option_get },
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{ EVHTTP_REQ_PUT, "^/api/settings/[A-Za-z0-9_]+/[A-Za-z0-9_]+$", jsonapi_reply_settings_option_put },
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{ EVHTTP_REQ_GET, "^/api/library$", jsonapi_reply_library },
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{ EVHTTP_REQ_GET |
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EVHTTP_REQ_PUT, "^/api/update$", jsonapi_reply_update },
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