576 lines
16 KiB
C
576 lines
16 KiB
C
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <Eina.h>
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#include <Ecore.h>
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#include <Ecore_File.h>
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#include "efreetd.h"
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#include "efreetd_dbus.h"
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#include "Efreet.h"
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#define EFREET_MODULE_LOG_DOM efreetd_log_dom
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#include "efreet_private.h"
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#include "efreetd_cache.h"
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static Eina_Hash *change_monitors = NULL;
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static Ecore_Event_Handler *cache_exe_del_handler = NULL;
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static Ecore_Event_Handler *cache_exe_data_handler = NULL;
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static Ecore_Exe *icon_cache_exe = NULL;
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static Ecore_Exe *desktop_cache_exe = NULL;
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static Ecore_Timer *icon_cache_timer = NULL;
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static Ecore_Timer *desktop_cache_timer = NULL;
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static Eina_Bool desktop_exists = EINA_FALSE;
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static Eina_List *desktop_system_dirs = NULL;
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static Eina_List *desktop_extra_dirs = NULL;
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static Eina_List *icon_extra_dirs = NULL;
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static Eina_List *icon_exts = NULL;
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static Eina_Bool icon_flush = EINA_FALSE;
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static Eina_Bool desktop_queue = EINA_FALSE;
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static Eina_Bool icon_queue = EINA_FALSE;
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static void desktop_changes_monitor_add(const char *path);
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/* internal */
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static Eina_Bool
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icon_cache_update_cache_cb(void *data __UNUSED__)
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{
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char file[PATH_MAX];
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int prio;
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icon_cache_timer = NULL;
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if (icon_cache_exe)
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{
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icon_queue = EINA_TRUE;
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return ECORE_CALLBACK_CANCEL;
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}
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icon_queue = EINA_FALSE;
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if ((!icon_flush) && (!icon_exts)) return ECORE_CALLBACK_CANCEL;
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/* TODO: Queue if already running */
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prio = ecore_exe_run_priority_get();
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ecore_exe_run_priority_set(19);
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// XXX: use eina_prefix, not hard-coded prefixes
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eina_strlcpy(file, PACKAGE_LIB_DIR "/efreet/efreet_icon_cache_create", sizeof(file));
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if (icon_extra_dirs)
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{
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Eina_List *ll;
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char *p;
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eina_strlcat(file, " -d", sizeof(file));
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EINA_LIST_FOREACH(icon_extra_dirs, ll, p)
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{
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eina_strlcat(file, " ", sizeof(file));
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eina_strlcat(file, p, sizeof(file));
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}
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}
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if (icon_exts)
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{
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Eina_List *ll;
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char *p;
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eina_strlcat(file, " -e", sizeof(file));
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EINA_LIST_FOREACH(icon_exts, ll, p)
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{
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eina_strlcat(file, " ", sizeof(file));
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eina_strlcat(file, p, sizeof(file));
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}
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}
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if (icon_flush)
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eina_strlcat(file, " -f", sizeof(file));
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icon_flush = EINA_FALSE;
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icon_cache_exe =
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ecore_exe_pipe_run(file, ECORE_EXE_PIPE_READ|ECORE_EXE_PIPE_READ_LINE_BUFFERED, NULL);
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ecore_exe_run_priority_set(prio);
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return ECORE_CALLBACK_CANCEL;
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}
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static void
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cache_icon_update(Eina_Bool flush)
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{
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if (icon_cache_timer)
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ecore_timer_del(icon_cache_timer);
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if (flush)
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icon_flush = flush;
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icon_cache_timer = ecore_timer_add(1.0, icon_cache_update_cache_cb, NULL);
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}
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static Eina_Bool
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desktop_cache_update_cache_cb(void *data __UNUSED__)
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{
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char file[PATH_MAX];
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int prio;
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desktop_cache_timer = NULL;
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if (desktop_cache_exe)
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{
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desktop_queue = EINA_TRUE;
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return ECORE_CALLBACK_CANCEL;
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}
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desktop_queue = EINA_FALSE;
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prio = ecore_exe_run_priority_get();
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ecore_exe_run_priority_set(19);
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// XXX: use eina_prefix, not hard-coded prefixes
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eina_strlcpy(file, PACKAGE_LIB_DIR "/efreet/efreet_desktop_cache_create", sizeof(file));
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if (desktop_extra_dirs)
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{
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Eina_List *ll;
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const char *str;
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eina_strlcat(file, " -d", sizeof(file));
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EINA_LIST_FOREACH(desktop_extra_dirs, ll, str)
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{
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eina_strlcat(file, " ", sizeof(file));
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eina_strlcat(file, str, sizeof(file));
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}
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}
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INF("Run desktop cache creation: %s", file);
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desktop_cache_exe =
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ecore_exe_pipe_run(file, ECORE_EXE_PIPE_READ|ECORE_EXE_PIPE_READ_LINE_BUFFERED, NULL);
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ecore_exe_run_priority_set(prio);
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return ECORE_CALLBACK_CANCEL;
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}
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static Eina_Bool
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cache_exe_data_cb(void *data __UNUSED__, int type __UNUSED__, void *event)
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{
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Ecore_Exe_Event_Data *ev;
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ev = event;
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if (ev->exe == desktop_cache_exe)
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{
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Eina_Bool update = EINA_FALSE;
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if ((ev->lines) && (*ev->lines->line == 'c'))
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update = EINA_TRUE;
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desktop_exists = EINA_TRUE;
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send_signal_desktop_cache_update(update);
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}
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else if (ev->exe == icon_cache_exe)
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{
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Eina_Bool update = EINA_FALSE;
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if ((ev->lines) && (*ev->lines->line == 'c'))
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update = EINA_TRUE;
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send_signal_icon_cache_update(update);
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}
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return ECORE_CALLBACK_RENEW;
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}
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static Eina_Bool
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cache_exe_del_cb(void *data __UNUSED__, int type __UNUSED__, void *event)
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{
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Ecore_Exe_Event_Del *ev;
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ev = event;
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if (ev->exe == desktop_cache_exe)
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{
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desktop_cache_exe = NULL;
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if (desktop_queue) cache_desktop_update();
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}
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else if (ev->exe == icon_cache_exe)
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{
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icon_cache_exe = NULL;
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if (icon_queue) cache_icon_update(EINA_FALSE);
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}
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return ECORE_CALLBACK_RENEW;
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}
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static void
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icon_changes_cb(void *data __UNUSED__, Ecore_File_Monitor *em __UNUSED__,
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Ecore_File_Event event, const char *path)
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{
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/* TODO: If we get a stale symlink, we need to rerun cache creation */
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switch (event)
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{
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case ECORE_FILE_EVENT_NONE:
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/* noop */
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break;
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case ECORE_FILE_EVENT_CREATED_FILE:
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case ECORE_FILE_EVENT_DELETED_FILE:
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case ECORE_FILE_EVENT_MODIFIED:
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case ECORE_FILE_EVENT_CLOSED:
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case ECORE_FILE_EVENT_DELETED_DIRECTORY:
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case ECORE_FILE_EVENT_CREATED_DIRECTORY:
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cache_icon_update(EINA_FALSE);
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break;
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case ECORE_FILE_EVENT_DELETED_SELF:
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eina_hash_del_by_key(change_monitors, path);
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cache_icon_update(EINA_FALSE);
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break;
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}
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}
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static void
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icon_changes_monitor_add(const char *path)
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{
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Ecore_File_Monitor *mon;
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if (eina_hash_find(change_monitors, path)) return;
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/* TODO: Check for symlink and monitor the real path */
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mon = ecore_file_monitor_add(path,
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icon_changes_cb,
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NULL);
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if (mon)
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eina_hash_add(change_monitors, path, mon);
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}
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static void
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icon_changes_listen_recursive(const char *path, Eina_Bool base)
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{
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Eina_Iterator *it;
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Eina_File_Direct_Info *info;
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if ((!ecore_file_is_dir(path)) && (base))
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{
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// XXX: if it doesn't exist... walk the parent dirs back down
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// to this path until we find one that doesn't exist, then
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// monitor its parent, and treat it specially as it needs
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// to look for JUST the creation of this specific child
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// and when this child is created, replace this monitor with
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// monitoring the next specific child dir down until we are
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// monitoring the original path again.
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}
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icon_changes_monitor_add(path);
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it = eina_file_stat_ls(path);
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if (!it) return;
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EINA_ITERATOR_FOREACH(it, info)
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{
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if (((info->type == EINA_FILE_LNK) && (ecore_file_is_dir(info->path))) ||
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(info->type == EINA_FILE_DIR))
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icon_changes_monitor_add(info->path);
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}
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eina_iterator_free(it);
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}
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static void
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icon_changes_listen(void)
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{
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Eina_List *l;
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Eina_List *xdg_dirs;
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char buf[PATH_MAX];
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const char *dir;
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icon_changes_listen_recursive(efreet_icon_deprecated_user_dir_get(), EINA_TRUE);
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icon_changes_listen_recursive(efreet_icon_user_dir_get(), EINA_TRUE);
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EINA_LIST_FOREACH(icon_extra_dirs, l, dir)
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{
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icon_changes_listen_recursive(dir, EINA_TRUE);
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}
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xdg_dirs = efreet_data_dirs_get();
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EINA_LIST_FOREACH(xdg_dirs, l, dir)
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{
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snprintf(buf, sizeof(buf), "%s/icons", dir);
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icon_changes_listen_recursive(buf, EINA_TRUE);
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}
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#ifndef STRICT_SPEC
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EINA_LIST_FOREACH(xdg_dirs, l, dir)
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{
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snprintf(buf, sizeof(buf), "%s/pixmaps", dir);
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icon_changes_listen_recursive(buf, EINA_TRUE);
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}
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#endif
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icon_changes_monitor_add("/usr/share/pixmaps");
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}
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static void
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desktop_changes_cb(void *data __UNUSED__, Ecore_File_Monitor *em __UNUSED__,
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Ecore_File_Event event, const char *path)
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{
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const char *ext;
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/* TODO: If we get a stale symlink, we need to rerun cache creation */
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/* TODO: Check for desktop*.cache, as this will be created when app is installed */
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/* TODO: Do efreet_cache_icon_update() when app is installed, as it has the same
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* symlink problem */
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switch (event)
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{
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case ECORE_FILE_EVENT_NONE:
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/* noop */
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break;
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case ECORE_FILE_EVENT_CREATED_FILE:
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case ECORE_FILE_EVENT_DELETED_FILE:
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case ECORE_FILE_EVENT_MODIFIED:
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case ECORE_FILE_EVENT_CLOSED:
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ext = strrchr(path, '.');
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if (ext && (!strcmp(ext, ".desktop") || !strcmp(ext, ".directory")))
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cache_desktop_update();
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break;
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case ECORE_FILE_EVENT_DELETED_SELF:
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case ECORE_FILE_EVENT_DELETED_DIRECTORY:
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eina_hash_del_by_key(change_monitors, path);
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cache_desktop_update();
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break;
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case ECORE_FILE_EVENT_CREATED_DIRECTORY:
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desktop_changes_monitor_add(path);
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cache_desktop_update();
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break;
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}
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}
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static void
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desktop_changes_monitor_add(const char *path)
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{
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Ecore_File_Monitor *mon;
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if (eina_hash_find(change_monitors, path)) return;
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/* TODO: Check for symlink and monitor the real path */
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mon = ecore_file_monitor_add(path,
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desktop_changes_cb,
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NULL);
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if (mon)
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eina_hash_add(change_monitors, path, mon);
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}
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static void
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desktop_changes_listen_recursive(const char *path)
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{
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Eina_Iterator *it;
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Eina_File_Direct_Info *info;
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if (!ecore_file_is_dir(path)) return;
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desktop_changes_monitor_add(path);
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it = eina_file_stat_ls(path);
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if (!it) return;
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EINA_ITERATOR_FOREACH(it, info)
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{
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if (((info->type == EINA_FILE_LNK) && (ecore_file_is_dir(info->path))) ||
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(info->type == EINA_FILE_DIR))
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desktop_changes_listen_recursive(info->path);
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}
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eina_iterator_free(it);
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}
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static void
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desktop_changes_listen(void)
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{
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Eina_List *l;
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const char *path;
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EINA_LIST_FOREACH(desktop_system_dirs, l, path)
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desktop_changes_listen_recursive(path);
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EINA_LIST_FOREACH(desktop_extra_dirs, l, path)
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desktop_changes_listen_recursive(path);
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}
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static void
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fill_list(const char *file, Eina_List **l)
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{
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Eina_File *f = NULL;
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Eina_Iterator *it = NULL;
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Eina_File_Line *line = NULL;
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char buf[PATH_MAX];
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snprintf(buf, sizeof(buf), "%s/efreet/%s", efreet_cache_home_get(), file);
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f = eina_file_open(buf, EINA_FALSE);
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if (!f) return;
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it = eina_file_map_lines(f);
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if (!it) goto error;
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EINA_ITERATOR_FOREACH(it, line)
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{
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const char *end;
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end = line->end - 1;
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*l = eina_list_append(*l, eina_stringshare_add_length(line->start, end - line->start));
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}
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eina_iterator_free(it);
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error:
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eina_file_close(f);
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}
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static void
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read_lists(void)
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{
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fill_list("extra_desktop.dirs", &desktop_extra_dirs);
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fill_list("extra_icon.dirs", &icon_extra_dirs);
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fill_list("icon.exts", &icon_exts);
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}
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static void
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save_list(const char *file, Eina_List *l)
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{
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FILE *f;
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char buf[PATH_MAX];
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Eina_List *ll;
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const char *path;
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snprintf(buf, sizeof(buf), "%s/efreet/%s", efreet_cache_home_get(), file);
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f = fopen(buf, "wb");
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if (!f) return;
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EINA_LIST_FOREACH(l, ll, path)
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fprintf(f, "%s\n", path);
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fclose(f);
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}
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static int
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strcmplen(const void *data1, const void *data2)
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{
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return strncmp(data1, data2, eina_stringshare_strlen(data1));
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}
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/* external */
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void
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cache_desktop_dir_add(const char *dir)
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{
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char *san;
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Eina_List *l;
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san = eina_file_path_sanitize(dir);
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if (!san) return;
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if ((l = eina_list_search_unsorted_list(desktop_system_dirs, strcmplen, san)))
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{
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/* Path is registered, but maybe not monitored */
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const char *path = eina_list_data_get(l);
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if (!eina_hash_find(change_monitors, path))
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cache_desktop_update();
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}
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else if (!eina_list_search_unsorted_list(desktop_extra_dirs, EINA_COMPARE_CB(strcmp), san))
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{
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/* Not a registered path */
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desktop_extra_dirs = eina_list_append(desktop_extra_dirs, eina_stringshare_add(san));
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save_list("extra_desktop.dirs", desktop_extra_dirs);
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cache_desktop_update();
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}
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free(san);
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}
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void
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cache_icon_dir_add(const char *dir)
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{
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char *san;
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san = eina_file_path_sanitize(dir);
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if (!san) return;
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if (!eina_list_search_unsorted_list(icon_extra_dirs, EINA_COMPARE_CB(strcmp), san))
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{
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icon_extra_dirs = eina_list_append(icon_extra_dirs, eina_stringshare_add(san));
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save_list("extra_icon.dirs", icon_extra_dirs);
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cache_icon_update(EINA_TRUE);
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}
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free(san);
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}
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void
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cache_icon_ext_add(const char *ext)
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{
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if (!eina_list_search_unsorted_list(icon_exts, EINA_COMPARE_CB(strcmp), ext))
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{
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icon_exts = eina_list_append(icon_exts, eina_stringshare_add(ext));
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save_list("icon.exts", icon_exts);
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cache_icon_update(EINA_TRUE);
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}
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}
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void
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cache_desktop_update(void)
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{
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if (desktop_cache_timer)
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ecore_timer_del(desktop_cache_timer);
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desktop_cache_timer = ecore_timer_add(1.0, desktop_cache_update_cache_cb, NULL);
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}
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Eina_Bool
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cache_desktop_exists(void)
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{
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return desktop_exists;
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}
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Eina_Bool
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cache_init(void)
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{
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char buf[PATH_MAX];
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snprintf(buf, sizeof(buf), "%s/efreet", efreet_cache_home_get());
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if (!ecore_file_mkpath(buf))
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{
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ERR("Failed to create directory '%s'", buf);
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goto error;
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}
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cache_exe_del_handler = ecore_event_handler_add(ECORE_EXE_EVENT_DEL,
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cache_exe_del_cb, NULL);
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if (!cache_exe_del_handler)
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{
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ERR("Failed to add exe del handler");
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goto error;
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}
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cache_exe_data_handler = ecore_event_handler_add(ECORE_EXE_EVENT_DATA,
|
|
cache_exe_data_cb, NULL);
|
|
if (!cache_exe_data_handler)
|
|
{
|
|
ERR("Failed to add exe data handler");
|
|
goto error;
|
|
}
|
|
|
|
change_monitors = eina_hash_string_superfast_new(EINA_FREE_CB(ecore_file_monitor_del));
|
|
|
|
efreet_cache_update = 0;
|
|
if (!efreet_init()) goto error;
|
|
|
|
read_lists();
|
|
/* TODO: Should check if system dirs has changed and handles extra_dirs */
|
|
desktop_system_dirs = efreet_default_dirs_get(efreet_data_home_get(),
|
|
efreet_data_dirs_get(), "applications");
|
|
desktop_system_dirs =
|
|
eina_list_merge(
|
|
desktop_system_dirs, efreet_default_dirs_get(efreet_data_home_get(),
|
|
efreet_data_dirs_get(), "desktop-directories"));
|
|
icon_changes_listen();
|
|
desktop_changes_listen();
|
|
cache_icon_update(EINA_FALSE);
|
|
cache_desktop_update();
|
|
|
|
return EINA_TRUE;
|
|
error:
|
|
if (cache_exe_del_handler) ecore_event_handler_del(cache_exe_del_handler);
|
|
cache_exe_del_handler = NULL;
|
|
if (cache_exe_data_handler) ecore_event_handler_del(cache_exe_data_handler);
|
|
cache_exe_data_handler = NULL;
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
Eina_Bool
|
|
cache_shutdown(void)
|
|
{
|
|
const char *data;
|
|
|
|
efreet_shutdown();
|
|
|
|
if (cache_exe_del_handler) ecore_event_handler_del(cache_exe_del_handler);
|
|
cache_exe_del_handler = NULL;
|
|
if (cache_exe_data_handler) ecore_event_handler_del(cache_exe_data_handler);
|
|
cache_exe_data_handler = NULL;
|
|
|
|
if (change_monitors)
|
|
eina_hash_free(change_monitors);
|
|
change_monitors = NULL;
|
|
EINA_LIST_FREE(desktop_system_dirs, data)
|
|
eina_stringshare_del(data);
|
|
EINA_LIST_FREE(desktop_extra_dirs, data)
|
|
eina_stringshare_del(data);
|
|
EINA_LIST_FREE(icon_extra_dirs, data)
|
|
eina_stringshare_del(data);
|
|
EINA_LIST_FREE(icon_exts, data)
|
|
eina_stringshare_del(data);
|
|
return EINA_TRUE;
|
|
}
|