388 lines
11 KiB
C
388 lines
11 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e.h"
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/* local types */
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typedef struct _E_Fm2_Mime_Handler_Tuple E_Fm2_Mime_Handler_Tuple;
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struct _E_Fm2_Mime_Handler_Tuple
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{
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Evas_List *list;
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const char *str;
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};
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/* local subsystem functions */
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static Evas_Bool _e_fm2_mime_handler_glob_match_foreach(const Evas_Hash *hash __UNUSED__, const char *key, void *data, void *fdata);
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static Evas_Bool _e_fm_mime_icon_foreach(const Evas_Hash *hash __UNUSED__, const char *key __UNUSED__, void *data, void *fdata);
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static Evas_Hash *icon_map = NULL;
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static Evas_Hash *_mime_handlers = NULL;
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static Evas_Hash *_glob_handlers = NULL;
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/* externally accessible functions */
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EAPI const char *
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e_fm_mime_filename_get(const char *fname)
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{
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return efreet_mime_globs_type_get(fname);
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}
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/* returns:
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* NULL == don't know
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* "THUMB" == generate a thumb
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* "e/icons/fileman/mime/..." == theme icon
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* "/path/to/file....edj" = explicit icon edje file
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* "/path/to/file..." = explicit image file to use
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*/
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EAPI const char *
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e_fm_mime_icon_get(const char *mime)
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{
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char buf[4096], buf2[4096], *val;
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const char *homedir = NULL;
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Evas_List *l = NULL;
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E_Config_Mime_Icon *mi;
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/* 0.0 clean out hash cache once it has mroe than 512 entries in it */
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if (evas_hash_size(icon_map) > 512) e_fm_mime_icon_cache_flush();
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/* 0. look in mapping cache */
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val = evas_hash_find(icon_map, mime);
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if (val) return val;
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strncpy(buf2, mime, sizeof(buf2) - 1);
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buf2[sizeof(buf2) - 1] = 0;
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val = strchr(buf2, '/');
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if (val) *val = 0;
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/* 1. look up in mapping to file or thumb (thumb has flag)*/
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for (l = e_config->mime_icons; l; l = l->next)
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{
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mi = l->data;
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if (e_util_glob_match(mi->mime, mime))
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{
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strncpy(buf, mi->icon, sizeof(buf) - 1);
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buf[sizeof(buf) - 1] = 0;
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goto ok;
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}
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}
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/* 2. look up in ~/.e/e/icons */
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homedir = e_user_homedir_get();
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snprintf(buf, sizeof(buf), "%s/.e/e/icons/%s.edj", homedir, mime);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/.e/e/icons/%s.svg", homedir, mime);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/.e/e/icons/%s.png", homedir, mime);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/.e/e/icons/%s.edj", homedir, buf2);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/.e/e/icons/%s.svg", homedir, buf2);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/.e/e/icons/%s.png", homedir, buf2);
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if (ecore_file_exists(buf)) goto ok;
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/* 3. look up icon in theme */
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snprintf(buf, sizeof(buf), "e/icons/fileman/mime/%s", mime);
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val = (char *)e_theme_edje_file_get("base/theme/fileman", buf);
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if ((val) && (e_util_edje_collection_exists(val, buf))) goto ok;
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snprintf(buf, sizeof(buf), "e/icons/fileman/mime/%s", buf2);
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val = (char *)e_theme_edje_file_get("base/theme/fileman", buf);
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if ((val) && (e_util_edje_collection_exists(val, buf))) goto ok;
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/* 4. look up icon in PREFIX/share/enlightent/data/icons */
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snprintf(buf, sizeof(buf), "%s/data/icons/%s.edj", e_prefix_data_get(), mime);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/data/icons/%s.svg", e_prefix_data_get(), mime);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/data/icons/%s.png", e_prefix_data_get(), mime);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/data/icons/%s.edj", e_prefix_data_get(), buf2);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/data/icons/%s.svg", e_prefix_data_get(), buf2);
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if (ecore_file_exists(buf)) goto ok;
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snprintf(buf, sizeof(buf), "%s/data/icons/%s.png", e_prefix_data_get(), buf2);
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if (ecore_file_exists(buf)) goto ok;
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return NULL;
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ok:
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val = (char *)evas_stringshare_add(buf);
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icon_map = evas_hash_add(icon_map, mime, val);
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return val;
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}
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EAPI void
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e_fm_mime_icon_cache_flush(void)
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{
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Evas_List *freelist = NULL;
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evas_hash_foreach(icon_map, _e_fm_mime_icon_foreach, &freelist);
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while (freelist)
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{
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evas_stringshare_del(freelist->data);
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freelist = evas_list_remove_list(freelist, freelist);
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}
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evas_hash_free(icon_map);
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icon_map = NULL;
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}
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/* create (allocate), set properties, and return a new mime handler */
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EAPI E_Fm2_Mime_Handler *
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e_fm2_mime_handler_new(const char *label, const char *icon_group,
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void (*action_func) (Evas_Object *obj, const char *path, void *data),
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void *action_data,
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int (test_func) (Evas_Object *obj, const char *path, void *data),
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void *test_data)
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{
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E_Fm2_Mime_Handler *handler;
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if ((!label) || (!action_func)) return NULL;
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handler = E_NEW(E_Fm2_Mime_Handler, 1);
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if (!handler) return NULL;
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handler->label = evas_stringshare_add(label);
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handler->icon_group = icon_group ? evas_stringshare_add(icon_group) : NULL;
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handler->action_func = action_func;
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handler->action_data = action_data;
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handler->test_func = test_func;
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handler->test_data = test_data;
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return handler;
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}
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EAPI void
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e_fm2_mime_handler_free(E_Fm2_Mime_Handler *handler)
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{
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if (!handler) return;
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evas_stringshare_del(handler->label);
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if (handler->icon_group) evas_stringshare_del(handler->icon_group);
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E_FREE(handler);
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}
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/* associate a certain mime type with a handler */
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EAPI Evas_Bool
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e_fm2_mime_handler_mime_add(E_Fm2_Mime_Handler *handler, const char *mime)
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{
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Evas_List *handlers = NULL;
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if ((!handler) || (!mime)) return 0;
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/* if there's an entry for this mime already, then append to its list */
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if ((handlers = evas_hash_find(_mime_handlers, mime)))
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{
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handlers = evas_list_append(handlers, handler);
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evas_hash_modify(_mime_handlers, mime, handlers);
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}
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else
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{
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/* no previous entry for this mime, lets add one */
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handlers = evas_list_append(handlers, handler);
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_mime_handlers = evas_hash_add(_mime_handlers, mime, handlers);
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}
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return 1;
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}
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/* associate a certain glob with a handler */
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EAPI Evas_Bool
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e_fm2_mime_handler_glob_add(E_Fm2_Mime_Handler *handler, const char *glob)
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{
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Evas_List *handlers = NULL;
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if ((!handler) || (!glob)) return 0;
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/* if there's an entry for this glob already, then append to its list */
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if ((handlers = evas_hash_find(_glob_handlers, glob)))
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{
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handlers = evas_list_append(handlers, handler);
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evas_hash_modify(_glob_handlers, glob, handlers);
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}
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else
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{
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/* no previous entry for this glob, lets add one */
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handlers = evas_list_append(handlers, handler);
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_glob_handlers = evas_hash_add(_glob_handlers, glob, handlers);
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}
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return 1;
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}
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/* delete a certain handler for a certian mime */
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EAPI void
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e_fm2_mime_handler_mime_del(E_Fm2_Mime_Handler *handler, const char *mime)
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{
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Evas_List *handlers = NULL;
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if ((!handler) || (!mime)) return;
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/* if there's an entry for this mime already, then remove from list */
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if ((handlers = evas_hash_find(_mime_handlers, mime)))
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{
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handlers = evas_list_remove(handlers, handler);
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if (handlers)
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evas_hash_modify(_mime_handlers, mime, handlers);
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else
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_mime_handlers = evas_hash_del(_mime_handlers, mime, handlers);
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}
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}
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/* delete a certain handler for a certain glob */
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EAPI void
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e_fm2_mime_handler_glob_del(E_Fm2_Mime_Handler *handler, const char *glob)
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{
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Evas_List *handlers = NULL;
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if ((!handler) || (!glob)) return;
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/* if there's an entry for this glob already, then remove from list */
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if ((handlers = evas_hash_find(_glob_handlers, glob)))
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{
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handlers = evas_list_remove(handlers, handler);
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if (handlers)
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evas_hash_modify(_glob_handlers, glob, handlers);
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else
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_glob_handlers = evas_hash_del(_glob_handlers, glob, handlers);
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}
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}
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/* get the list of mime handlers for a mime.
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NOTE: the list should be free()'ed */
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EAPI Evas_List *
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e_fm2_mime_handler_mime_handlers_get(const char *mime)
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{
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if ((!mime) || (!_mime_handlers)) return NULL;
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return evas_hash_find(_mime_handlers, mime);
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}
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/* get the list of glob handlers for a glob.
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NOTE: the list should be free()'ed */
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EAPI Evas_List *
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e_fm2_mime_handler_glob_handlers_get(const char *glob)
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{
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E_Fm2_Mime_Handler_Tuple *tuple = NULL;
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Evas_List *handlers = NULL;
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if ((!glob) || (!_glob_handlers)) return NULL;
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tuple = E_NEW(E_Fm2_Mime_Handler_Tuple, 1);
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tuple->list = NULL;
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tuple->str = glob;
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evas_hash_foreach(_glob_handlers, _e_fm2_mime_handler_glob_match_foreach, tuple);
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handlers = tuple->list;
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E_FREE(tuple);
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return handlers;
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}
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/* call a certain handler */
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EAPI Evas_Bool
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e_fm2_mime_handler_call(E_Fm2_Mime_Handler *handler, Evas_Object *obj, const char *path)
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{
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if ((!handler) || (!obj) || (!path) || (!handler->action_func))
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return 0;
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if (handler->test_func)
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{
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if (handler->test_func(obj, path, handler->test_data))
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{
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handler->action_func(obj, path, handler->action_data);
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return 1;
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}
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else
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return 0;
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}
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handler->action_func(obj, path, handler->action_data);
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return 1;
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}
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/* call all handlers related to a certain mime */
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EAPI void
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e_fm2_mime_handler_mime_handlers_call_all(Evas_Object *obj, const char *path, const char *mime)
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{
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Evas_List *handlers = NULL;
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Evas_List *l = NULL;
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if ((!obj) || (!path) || (!mime)) return;
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handlers = e_fm2_mime_handler_mime_handlers_get(mime);
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if (!handlers) return;
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for (l = handlers; l; l = l->next)
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{
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E_Fm2_Mime_Handler *handler = NULL;
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handler = l->data;
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if (!handler) continue;
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e_fm2_mime_handler_call(handler, obj, path);
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}
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}
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/* call all handlers related to a certain glob */
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EAPI void
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e_fm2_mime_handler_glob_handlers_call_all(Evas_Object *obj, const char *path, const char *glob)
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{
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Evas_List *handlers = NULL;
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Evas_List *l = NULL;
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if ((!obj) || (!path) || (!glob)) return;
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handlers = e_fm2_mime_handler_glob_handlers_get(glob);
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if (!handlers) return;
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for (l = handlers; l; l = l->next)
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{
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E_Fm2_Mime_Handler *handler = NULL;
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handler = l->data;
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if (!handler) continue;
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e_fm2_mime_handler_call(handler, obj, path);
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}
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}
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/* run a handlers test function */
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EAPI Evas_Bool
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e_fm2_mime_handler_test(E_Fm2_Mime_Handler *handler, Evas_Object *obj, const char *path)
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{
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if ((!handler) || (!obj) || (!path)) return 0;
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if (!handler->test_func) return 1;
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return handler->test_func(obj, path, handler->test_data);
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}
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/* local subsystem functions */
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/* used to loop a glob hash and determine if the glob handler matches the filename */
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static Evas_Bool
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_e_fm2_mime_handler_glob_match_foreach(const Evas_Hash *hash __UNUSED__, const char *key, void *data, void *fdata)
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{
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E_Fm2_Mime_Handler_Tuple *tuple;
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Evas_List *handlers = NULL;
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Evas_List *l = NULL;
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tuple = fdata;
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if (e_util_glob_match(tuple->str, key))
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{
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handlers = data;
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for (l = handlers; l; l = l->next)
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{
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if (l->data)
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tuple->list = evas_list_append(tuple->list, l->data);
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}
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}
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return 1;
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}
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static Evas_Bool
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_e_fm_mime_icon_foreach(const Evas_Hash *hash __UNUSED__, const char *key __UNUSED__, void *data, void *fdata)
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{
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Evas_List **freelist;
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freelist = fdata;
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*freelist = evas_list_append(*freelist, data);
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return 1;
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}
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