399 lines
9.2 KiB
C
399 lines
9.2 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 <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <Ecore.h>
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#include <Ecore_Evas.h>
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#include <Ecore_Ipc.h>
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#include <Ecore_File.h>
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#include <Evas.h>
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#include <Eet.h>
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#include <Edje.h>
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#include "e_sha1.h"
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#include "e_user.h"
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typedef struct _E_Thumb E_Thumb;
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struct _E_Thumb
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{
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int objid;
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int w, h;
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char *file;
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char *key;
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};
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/* local subsystem functions */
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static int _e_ipc_init(void);
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static int _e_ipc_cb_server_add(void *data, int type, void *event);
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static int _e_ipc_cb_server_del(void *data, int type, void *event);
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static int _e_ipc_cb_server_data(void *data, int type, void *event);
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static int _e_cb_timer(void *data);
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static void _e_thumb_generate(E_Thumb *eth);
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static char *_e_thumb_file_id(char *file, char *key);
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/* local subsystem globals */
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static Ecore_Ipc_Server *_e_ipc_server = NULL;
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static Evas_List *_thumblist = NULL;
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static Ecore_Timer *_timer = NULL;
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static char _thumbdir[4096] = "";
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/* externally accessible functions */
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int
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main(int argc, char **argv)
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{
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int i;
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for (i = 1; i < argc; i++)
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{
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if ((!strcmp(argv[i], "-h")) ||
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(!strcmp(argv[i], "-help")) ||
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(!strcmp(argv[i], "--help")))
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{
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printf(
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"This is an internal tool for Enlightenment.\n"
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"do not use it.\n"
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);
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exit(0);
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}
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else if (!strncmp(argv[i], "--nice=", 7))
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{
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const char *val;
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val = argv[i] + 7;
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if (*val)
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nice(atoi(val));
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}
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}
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ecore_init();
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ecore_app_args_set(argc, (const char **)argv);
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eet_init();
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evas_init();
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ecore_evas_init();
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edje_init();
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ecore_file_init();
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ecore_ipc_init();
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snprintf(_thumbdir, sizeof(_thumbdir), "%s/.e/e/fileman/thumbnails",
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e_user_homedir_get());
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ecore_file_mkpath(_thumbdir);
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if (_e_ipc_init()) ecore_main_loop_begin();
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if (_e_ipc_server)
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{
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ecore_ipc_server_del(_e_ipc_server);
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_e_ipc_server = NULL;
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}
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ecore_ipc_shutdown();
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ecore_file_shutdown();
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ecore_evas_shutdown();
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edje_shutdown();
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evas_shutdown();
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eet_shutdown();
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ecore_shutdown();
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return 0;
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}
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/* local subsystem functions */
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static int
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_e_ipc_init(void)
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{
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char *sdir;
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sdir = getenv("E_IPC_SOCKET");
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if (!sdir)
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{
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printf("The E_IPC_SOCKET environment variable is not set. This is\n"
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"exported by Enlightenment to all processes it launches.\n"
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"This environment variable must be set and must point to\n"
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"Enlightenment's IPC socket file (minus port number).\n");
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return 0;
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}
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_e_ipc_server = ecore_ipc_server_connect(ECORE_IPC_LOCAL_SYSTEM, sdir, 0, NULL);
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if (!_e_ipc_server) return 0;
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ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_ADD, _e_ipc_cb_server_add, NULL);
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ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_DEL, _e_ipc_cb_server_del, NULL);
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ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_DATA, _e_ipc_cb_server_data, NULL);
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return 1;
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}
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static int
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_e_ipc_cb_server_add(void *data, int type, void *event)
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{
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Ecore_Ipc_Event_Server_Add *e;
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e = event;
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ecore_ipc_server_send(e->server,
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5/*E_IPC_DOMAIN_THUMB*/,
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1/*hello*/,
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0, 0, 0, NULL, 0); /* send hello */
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return 1;
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}
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static int
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_e_ipc_cb_server_del(void *data, int type, void *event)
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{
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Ecore_Ipc_Event_Server_Del *e;
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e = event;
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/* quit now */
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ecore_main_loop_quit();
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return 1;
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}
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static int
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_e_ipc_cb_server_data(void *data, int type, void *event)
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{
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Ecore_Ipc_Event_Server_Data *e;
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E_Thumb *eth;
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Evas_List *l;
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char *file = NULL;
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char *key = NULL;
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e = event;
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if (e->major != 5/*E_IPC_DOMAIN_THUMB*/) return 1;
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switch (e->minor)
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{
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case 1:
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if (e->data)
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{
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/* begin thumb */
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/* don't check stuff. since this connects TO e17 it is connecting */
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/* TO a trusted process that WILL send this message properly */
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/* formatted. if the thumbnailer dies anyway - it's not a big loss */
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/* but it is a sign of a bug in e formattign messages maybe */
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file = e->data;
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key = file + strlen(file) + 1;
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if (!key[0]) key = NULL;
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eth = calloc(1, sizeof(E_Thumb));
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if (eth)
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{
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eth->objid = e->ref;
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eth->w = e->ref_to;
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eth->h = e->response;
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eth->file = strdup(file);
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if (key) eth->key = strdup(key);
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_thumblist = evas_list_append(_thumblist, eth);
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if (!_timer) _timer = ecore_timer_add(0.001, _e_cb_timer, NULL);
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}
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}
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break;
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case 2:
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/* end thumb */
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for (l = _thumblist; l; l = l->next)
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{
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eth = l->data;
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if (eth->objid == e->ref)
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{
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_thumblist = evas_list_remove_list(_thumblist, l);
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if (eth->file) free(eth->file);
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if (eth->key) free(eth->key);
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free(eth);
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break;
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}
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}
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break;
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case 3:
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/* quit now */
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ecore_main_loop_quit();
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break;
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default:
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break;
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}
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return 1;
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}
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static int
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_e_cb_timer(void *data)
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{
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E_Thumb *eth;
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/*
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Evas_List *del_list = NULL, *l;
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*/
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/* take thumb at head of list */
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if (_thumblist)
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{
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eth = _thumblist->data;
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_thumblist = evas_list_remove_list(_thumblist, _thumblist);
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_e_thumb_generate(eth);
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if (eth->file) free(eth->file);
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if (eth->key) free(eth->key);
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free(eth);
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if (_thumblist) _timer = ecore_timer_add(0.01, _e_cb_timer, NULL);
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else _timer = NULL;
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}
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else
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_timer = NULL;
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return 0;
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}
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static void
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_e_thumb_generate(E_Thumb *eth)
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{
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char buf[4096], dbuf[4096], *id, *td, *ext = NULL;
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Evas *evas = NULL, *evas_im = NULL;
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Ecore_Evas *ee = NULL, *ee_im = NULL;
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Evas_Object *im = NULL, *edje = NULL;
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Eet_File *ef;
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int iw, ih, alpha, ww, hh;
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int *data = NULL;
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time_t mtime_orig, mtime_thumb;
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id = _e_thumb_file_id(eth->file, eth->key);
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if (!id) return;
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td = strdup(id);
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if (!td)
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{
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free(id);
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return;
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}
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td[2] = 0;
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snprintf(dbuf, sizeof(dbuf), "%s/%s", _thumbdir, td);
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snprintf(buf, sizeof(buf), "%s/%s/%s-%ix%i.thm",
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_thumbdir, td, id + 2, eth->w, eth->h);
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free(id);
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free(td);
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mtime_orig = ecore_file_mod_time(eth->file);
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mtime_thumb = ecore_file_mod_time(buf);
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if (mtime_thumb <= mtime_orig)
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{
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ecore_file_mkdir(dbuf);
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edje_file_cache_set(0);
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edje_collection_cache_set(0);
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ee = ecore_evas_buffer_new(1, 1);
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evas = ecore_evas_get(ee);
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evas_image_cache_set(evas, 0);
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evas_font_cache_set(evas, 0);
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ww = 0;
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hh = 0;
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alpha = 1;
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ext = strrchr(eth->file, '.');
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if ((ext) && (eth->key) &&
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((!strcasecmp(ext, ".edj")) ||
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(!strcasecmp(ext, ".eap")))
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)
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{
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ww = eth->w;
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hh = eth->h;
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im = ecore_evas_object_image_new(ee);
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ee_im = evas_object_data_get(im, "Ecore_Evas");
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evas_im = ecore_evas_get(ee_im);
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evas_image_cache_set(evas_im, 0);
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evas_font_cache_set(evas_im, 0);
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evas_object_image_size_set(im, ww * 8, hh * 8);
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evas_object_image_fill_set(im, 0, 0, ww, hh);
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edje = edje_object_add(evas_im);
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if ((eth->key) &&
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( (!strcmp(eth->key, "e/desktop/background")) ||
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(!strcmp(eth->key, "e/init/splash")) ))
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alpha = 0;
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if (edje_object_file_set(edje, eth->file, eth->key))
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{
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evas_object_move(edje, 0, 0);
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evas_object_resize(edje, ww * 8, hh * 8);
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evas_object_show(edje);
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}
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}
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else
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{
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im = evas_object_image_add(evas);
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evas_object_image_load_size_set(im, eth->w, eth->h);
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evas_object_image_file_set(im, eth->file, NULL);
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iw = 0; ih = 0;
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evas_object_image_size_get(im, &iw, &ih);
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alpha = evas_object_image_alpha_get(im);
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if ((iw > 0) && (ih > 0))
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{
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ww = eth->w;
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hh = (eth->w * ih) / iw;
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if (hh > eth->h)
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{
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hh = eth->h;
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ww = (eth->h * iw) / ih;
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}
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evas_object_image_fill_set(im, 0, 0, ww, hh);
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}
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}
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evas_object_move(im, 0, 0);
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evas_object_resize(im, ww, hh);
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ecore_evas_resize(ee, ww, hh);
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evas_object_show(im);
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if (ww > 0)
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{
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data = (int *)ecore_evas_buffer_pixels_get(ee);
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if (data)
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{
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ef = eet_open(buf, EET_FILE_MODE_WRITE);
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if (ef)
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{
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eet_write(ef, "/thumbnail/orig_file",
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eth->file, strlen(eth->file), 1);
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if (eth->key)
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eet_write(ef, "/thumbnail/orig_key",
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eth->key, strlen(eth->key), 1);
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eet_data_image_write(ef, "/thumbnail/data",
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(void *)data, ww, hh, alpha,
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0, 91, 1);
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eet_close(ef);
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}
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}
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}
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/* will free all */
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if (edje) evas_object_del(edje);
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if (ee_im) ecore_evas_free(ee_im);
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else if (im) evas_object_del(im);
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ecore_evas_free(ee);
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eet_clearcache();
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}
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/* send back path to thumb */
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ecore_ipc_server_send(_e_ipc_server, 5, 2, eth->objid, 0, 0, buf, strlen(buf) + 1);
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}
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static char *
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_e_thumb_file_id(char *file, char *key)
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{
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char s[64];
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const char *chmap = "0123456789abcdef";
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unsigned char *buf, id[20];
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int i, len, lenf;
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len = 0;
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lenf = strlen(file);
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len += lenf;
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len++;
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if (key)
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{
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key += strlen(key);
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len++;
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}
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buf = alloca(len);
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strcpy((char *)buf, file);
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if (key) strcpy((char *)(buf + lenf + 1), key);
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e_sha1_sum(buf, len, id);
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for (i = 0; i < 20; i++)
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{
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s[(i * 2) + 0] = chmap[(id[i] >> 4) & 0xf];
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s[(i * 2) + 1] = chmap[(id[i] ) & 0xf];
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}
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s[(i * 2)] = 0;
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return strdup(s);
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}
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