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#include "e.h"
/* local types */
typedef struct _E_Fm2_Mime_Handler_Tuple E_Fm2_Mime_Handler_Tuple;
struct _E_Fm2_Mime_Handler_Tuple
{
Eina_List *list;
const char *str;
};
/* local subsystem functions */
static Eina_Bool _e_fm2_mime_handler_glob_match_foreach(const Eina_Hash *hash EINA_UNUSED, const void *key, void *data, void *fdata);
static Eina_Bool _e_fm_mime_icon_foreach(const Eina_Hash *hash EINA_UNUSED, const void *key EINA_UNUSED, void *data, void *fdata);
static Eina_Hash *icon_map = NULL;
static Eina_Hash *_mime_handlers = NULL;
static Eina_Hash *_glob_handlers = NULL;
/* externally accessible functions */
E_API const char *
e_fm_mime_filename_get(const char *fname)
{
return efreet_mime_globs_type_get(fname);
}
/* returns:
* NULL == don't know
* "THUMB" == generate a thumb
* "e/icons/fileman/mime/..." == theme icon
* "/path/to/file....edj" = explicit icon edje file
* "/path/to/file..." = explicit image file to use
*/
E_API const char *
e_fm_mime_icon_get(const char *mime)
{
char buf[4096], buf2[4096], *val;
Eina_List *l = NULL;
E_Config_Mime_Icon *mi;
size_t len;
/* 0.0 clean out hash cache once it has more than 512 entries in it */
if (eina_hash_population(icon_map) > 512) e_fm_mime_icon_cache_flush();
/* 0. look in mapping cache */
val = eina_hash_find(icon_map, mime);
if (val) return val;
eina_strlcpy(buf2, mime, sizeof(buf2));
val = strchr(buf2, '/');
if (val) *val = 0;
/* 1. look up in mapping to file or thumb (thumb has flag)*/
EINA_LIST_FOREACH(e_config->mime_icons, l, mi)
{
if (e_util_glob_match(mi->mime, mime))
{
eina_strlcpy(buf, mi->icon, sizeof(buf));
goto ok;
}
}
/* 2. look up in ~/.e/e/icons */
len = e_user_dir_snprintf(buf, sizeof(buf), "icons/%s.edj", mime);
if (len >= sizeof(buf))
goto try_e_icon_generic;
if (ecore_file_exists(buf)) goto ok;
memcpy(buf + len - (sizeof("edj") - 1), "svg", sizeof("svg"));
if (ecore_file_exists(buf)) goto ok;
memcpy(buf + len - (sizeof("edj") - 1), "png", sizeof("png"));
if (ecore_file_exists(buf)) goto ok;
try_e_icon_generic:
len = e_user_dir_snprintf(buf, sizeof(buf), "icons/%s.edj", buf2);
if (len >= sizeof(buf))
goto try_theme;
if (ecore_file_exists(buf)) goto ok;
memcpy(buf + len - (sizeof("edj") - 1), "svg", sizeof("svg"));
if (ecore_file_exists(buf)) goto ok;
memcpy(buf + len - (sizeof("edj") - 1), "png", sizeof("png"));
if (ecore_file_exists(buf)) goto ok;
/* 3. look up icon in theme */
try_theme:
memcpy(buf, "e/icons/fileman/mime/", sizeof("e/icons/fileman/mime/"));
eina_strlcpy(buf + sizeof("e/icons/fileman/mime/") - 1, mime,
sizeof(buf) - (sizeof("e/icons/fileman/mime/") - 1));
val = (char *)e_theme_edje_file_get("base/theme/fileman", buf);
if ((val) && (e_util_edje_collection_exists(val, buf))) goto ok;
eina_strlcpy(buf + sizeof("e/icons/fileman/mime/") - 1, buf2,
sizeof(buf) - (sizeof("e/icons/fileman/mime/") - 1));
val = (char *)e_theme_edje_file_get("base/theme/fileman", buf);
if ((val) && (e_util_edje_collection_exists(val, buf))) goto ok;
/* 4. look up icon in PREFIX/share/enlightent/data/icons */
len = e_prefix_data_snprintf(buf, sizeof(buf), "data/icons/%s.edj", mime);
if (len >= sizeof(buf))
goto try_efreet_icon_generic;
if (ecore_file_exists(buf)) goto ok;
memcpy(buf + len - (sizeof("edj") - 1), "svg", sizeof("svg"));
if (ecore_file_exists(buf)) goto ok;
memcpy(buf + len - (sizeof("edj") - 1), "png", sizeof("png"));
if (ecore_file_exists(buf)) goto ok;
try_efreet_icon_generic:
len = e_prefix_data_snprintf(buf, sizeof(buf), "data/icons/%s.edj", buf2);
if (len >= sizeof(buf))
goto try_efreet_icon_generic;
if (ecore_file_exists(buf)) goto ok;
memcpy(buf + len - (sizeof("edj") - 1), "svg", sizeof("svg"));
if (ecore_file_exists(buf)) goto ok;
memcpy(buf + len - (sizeof("edj") - 1), "png", sizeof("png"));
if (ecore_file_exists(buf)) goto ok;
return NULL;
ok:
val = (char *)eina_stringshare_add(buf);
if (!icon_map) icon_map = eina_hash_string_superfast_new(NULL);
eina_hash_add(icon_map, mime, val);
return val;
}
E_API void
e_fm_mime_icon_cache_flush(void)
{
Eina_List *freelist = NULL;
eina_hash_foreach(icon_map, _e_fm_mime_icon_foreach, &freelist);
E_FREE_LIST(freelist, eina_stringshare_del);
eina_hash_free(icon_map);
icon_map = NULL;
}
/* create (allocate), set properties, and return a new mime handler */
E_API E_Fm2_Mime_Handler *
e_fm2_mime_handler_new(const char *label, const char *icon_group, void (*action_func)(void *data, Evas_Object *obj, const char *path), void *action_data, int(test_func) (void *data, Evas_Object * obj, const char *path), void *test_data)
{
E_Fm2_Mime_Handler *handler;
if ((!label) || (!action_func)) return NULL;
handler = E_NEW(E_Fm2_Mime_Handler, 1);
if (!handler) return NULL;
handler->label = eina_stringshare_add(label);
handler->icon_group = icon_group ? eina_stringshare_add(icon_group) : NULL;
handler->action_func = action_func;
handler->action_data = action_data;
handler->test_func = test_func;
handler->test_data = test_data;
return handler;
}
E_API void
e_fm2_mime_handler_free(E_Fm2_Mime_Handler *handler)
{
if (!handler) return;
eina_stringshare_del(handler->label);
if (handler->icon_group) eina_stringshare_del(handler->icon_group);
E_FREE(handler);
}
/* associate a certain mime type with a handler */
E_API Eina_Bool
e_fm2_mime_handler_mime_add(E_Fm2_Mime_Handler *handler, const char *mime)
{
Eina_List *handlers = NULL;
if ((!handler) || (!mime)) return 0;
/* if there's an entry for this mime already, then append to its list */
if ((handlers = eina_hash_find(_mime_handlers, mime)))
{
handlers = eina_list_append(handlers, handler);
eina_hash_modify(_mime_handlers, mime, handlers);
}
else
{
/* no previous entry for this mime, lets add one */
handlers = eina_list_append(handlers, handler);
if (!_mime_handlers) _mime_handlers = eina_hash_string_superfast_new(NULL);
eina_hash_add(_mime_handlers, mime, handlers);
}
return 1;
}
/* associate a certain glob with a handler */
E_API Eina_Bool
e_fm2_mime_handler_glob_add(E_Fm2_Mime_Handler *handler, const char *glob_)
{
Eina_List *handlers = NULL;
if ((!handler) || (!glob_)) return 0;
/* if there's an entry for this glob already, then append to its list */
if ((handlers = eina_hash_find(_glob_handlers, glob_)))
{
handlers = eina_list_append(handlers, handler);
eina_hash_modify(_glob_handlers, glob_, handlers);
}
else
{
/* no previous entry for this glob, lets add one */
handlers = eina_list_append(handlers, handler);
if (!_glob_handlers) _glob_handlers = eina_hash_string_superfast_new(NULL);
eina_hash_add(_glob_handlers, glob_, handlers);
}
return 1;
}
/* delete a certain handler for a certain mime */
E_API void
e_fm2_mime_handler_mime_del(E_Fm2_Mime_Handler *handler, const char *mime)
{
Eina_List *handlers = NULL;
if ((!handler) || (!mime)) return;
/* if there's an entry for this mime already, then remove from list */
if ((handlers = eina_hash_find(_mime_handlers, mime)))
{
handlers = eina_list_remove(handlers, handler);
if (handlers)
eina_hash_modify(_mime_handlers, mime, handlers);
else
{
eina_hash_del(_mime_handlers, mime, handlers);
if (!eina_hash_population(_mime_handlers))
{
eina_hash_free(_mime_handlers);
_mime_handlers = NULL;
}
}
}
}
/* delete a certain handler for a certain glob */
E_API void
e_fm2_mime_handler_glob_del(E_Fm2_Mime_Handler *handler, const char *glob_)
{
Eina_List *handlers = NULL;
if ((!handler) || (!glob_)) return;
/* if there's an entry for this glob already, then remove from list */
if ((handlers = eina_hash_find(_glob_handlers, glob_)))
{
handlers = eina_list_remove(handlers, handler);
if (handlers)
eina_hash_modify(_glob_handlers, glob_, handlers);
else
{
eina_hash_del(_glob_handlers, glob_, handlers);
if (!eina_hash_population(_glob_handlers))
{
eina_hash_free(_glob_handlers);
_glob_handlers = NULL;
}
}
}
}
E_API const Eina_List *
e_fm2_mime_handler_mime_handlers_get(const char *mime)
{
if ((!mime) || (!_mime_handlers)) return NULL;
return eina_hash_find(_mime_handlers, mime);
}
/* get the list of glob handlers for a glob.
NOTE: the list should be free()'ed */
E_API Eina_List *
e_fm2_mime_handler_glob_handlers_get(const char *glob_)
{
E_Fm2_Mime_Handler_Tuple *tuple = NULL;
Eina_List *handlers = NULL;
if ((!glob_) || (!_glob_handlers)) return NULL;
tuple = E_NEW(E_Fm2_Mime_Handler_Tuple, 1);
tuple->list = NULL;
tuple->str = glob_;
eina_hash_foreach(_glob_handlers, _e_fm2_mime_handler_glob_match_foreach, tuple);
handlers = tuple->list;
E_FREE(tuple);
return handlers;
}
/* call a certain handler */
E_API Eina_Bool
e_fm2_mime_handler_call(E_Fm2_Mime_Handler *handler, Evas_Object *obj, const char *path)
{
if ((!handler) || (!obj) || (!path) || (!handler->action_func))
return 0;
if (handler->test_func)
{
if (handler->test_func(handler->test_data, obj, path))
{
handler->action_func(handler->action_data, obj, path);
return 1;
}
else
return 0;
}
handler->action_func(handler->action_data, obj, path);
return 1;
}
/* call all handlers related to a certain mime */
E_API void
e_fm2_mime_handler_mime_handlers_call_all(Evas_Object *obj, const char *path, const char *mime)
{
const Eina_List *l, *handlers;
E_Fm2_Mime_Handler *handler = NULL;
if ((!obj) || (!path) || (!mime)) return;
handlers = e_fm2_mime_handler_mime_handlers_get(mime);
if (!handlers) return;
EINA_LIST_FOREACH(handlers, l, handler)
{
if (!handler) continue;
e_fm2_mime_handler_call(handler, obj, path);
}
}
/* call all handlers related to a certain glob */
E_API void
e_fm2_mime_handler_glob_handlers_call_all(Evas_Object *obj, const char *path, const char *glob_)
{
Eina_List *handlers = NULL;
Eina_List *l = NULL;
E_Fm2_Mime_Handler *handler = NULL;
if ((!obj) || (!path) || (!glob_)) return;
handlers = e_fm2_mime_handler_glob_handlers_get(glob_);
if (!handlers) return;
EINA_LIST_FOREACH(handlers, l, handler)
{
if (!handler) continue;
e_fm2_mime_handler_call(handler, obj, path);
}
}
/* run a handlers test function */
E_API Eina_Bool
e_fm2_mime_handler_test(E_Fm2_Mime_Handler *handler, Evas_Object *obj, const char *path)
{
if ((!handler) || (!obj) || (!path)) return 0;
if (!handler->test_func) return 1;
return handler->test_func(handler->test_data, obj, path);
}
/* local subsystem functions */
/* used to loop a glob hash and determine if the glob handler matches the filename */
static Eina_Bool
_e_fm2_mime_handler_glob_match_foreach(const Eina_Hash *hash EINA_UNUSED, const void *key, void *data, void *fdata)
{
E_Fm2_Mime_Handler_Tuple *tuple;
Eina_List *handlers = NULL;
Eina_List *l = NULL;
void *handler = NULL;
tuple = fdata;
if (e_util_glob_match(tuple->str, key))
{
handlers = data;
EINA_LIST_FOREACH(handlers, l, handler)
{
if (handler)
tuple->list = eina_list_append(tuple->list, handler);
}
}
return 1;
}
static Eina_Bool
_e_fm_mime_icon_foreach(const Eina_Hash *hash EINA_UNUSED, const void *key EINA_UNUSED, void *data, void *fdata)
{
Eina_List **freelist;
freelist = fdata;
*freelist = eina_list_append(*freelist, data);
return 1;
}