+++ /dev/null
-/*
- * Geeqie
- * (C) 2004 John Ellis
- *
- * Author: John Ellis
- *
- * This software is released under the GNU General Public License (GNU GPL).
- * Please read the included file COPYING for more information.
- * This software comes with no warranty of any kind, use at your own risk!
- */
-
-
-#include "main.h"
-#include "collect-io.h"
-
-#include "collect.h"
-#include "layout_util.h"
-#include "rcfile.h"
-#include "thumb.h"
-#include "ui_fileops.h"
-#include "filelist.h"
-
-
-#define GQ_COLLECTION_MARKER "#" GQ_APPNAME
-
-#define GQ_COLLECTION_FAIL_MIN 300
-#define GQ_COLLECTION_FAIL_PERCENT 98
-
-typedef struct _CollectManagerEntry CollectManagerEntry;
-
-static void collection_load_thumb_step(CollectionData *cd);
-static gint collection_save_private(CollectionData *cd, const gchar *path);
-
-static CollectManagerEntry *collect_manager_get_entry(const gchar *path);
-static void collect_manager_entry_reset(CollectManagerEntry *entry);
-static gint collect_manager_process_action(CollectManagerEntry *entry, gchar **path_ptr);
-
-
-static gint scan_geometry(gchar *buffer, gint *x, gint *y, gint *w, gint *h)
-{
- gint nx, ny, nw, nh;
-
- if(sscanf(buffer, "%d %d %d %d", &nx, &ny, &nw, &nh) != 4) return FALSE;
-
- *x = nx;
- *y = ny;
- *w = nw;
- *h = nh;
-
- return TRUE;
-}
-
-static gint collection_load_private(CollectionData *cd, const gchar *path, gint append, gint flush)
-{
- gchar s_buf[2048];
- FILE *f;
- gchar *pathl;
- gint official = FALSE;
- gint success = TRUE;
- guint total = 0;
- guint fail = 0;
- gboolean changed = FALSE;
- CollectManagerEntry *entry = NULL;
-
- collection_load_stop(cd);
-
- if (flush)
- collect_manager_flush();
- else
- entry = collect_manager_get_entry(path);
-
- if (!append)
- {
- collection_list_free(cd->list);
- cd->list = NULL;
- }
-
- if (!path && !cd->path) return FALSE;
-
- if (!path) path = cd->path;
-
- /* load it */
- pathl = path_from_utf8(path);
- f = fopen(pathl, "r");
- g_free(pathl);
- if (!f)
- {
- printf("Failed to open collection file: \"%s\"\n", path);
- return FALSE;
- }
-
- while (fgets(s_buf, sizeof(s_buf), f))
- {
- gchar *buf;
- if (s_buf[0]=='#')
- {
- if (strncasecmp(s_buf, GQ_COLLECTION_MARKER, strlen(GQ_COLLECTION_MARKER)) == 0)
- {
- /* Looks like an official collection, allow unchecked input.
- * All this does is allow adding files that may not exist,
- * which is needed for the collection manager to work.
- * Also unofficial files abort after too many invalid entries.
- */
- official = TRUE;
- }
- else if (strncmp(s_buf, "#geometry:", 10 ) == 0 &&
- scan_geometry(s_buf + 10, &cd->window_x, &cd->window_y, &cd->window_w, &cd->window_h) )
- {
- cd->window_read = TRUE;
- }
- continue;
- }
- if (s_buf[0]=='\n') continue;
-
- buf = quoted_value(s_buf, NULL);
- if (buf)
- {
- gint valid;
-
- if (!flush)
- changed |= collect_manager_process_action(entry, &buf);
-
- valid = (buf[0] == '/' && collection_add_check(cd, file_data_new_simple(buf), FALSE, TRUE));
- g_free(buf);
-
- total++;
- if (!valid && !official)
- {
- fail++;
- if (fail > GQ_COLLECTION_FAIL_MIN &&
- fail * 100 / total > GQ_COLLECTION_FAIL_PERCENT)
- {
- printf("Too many invalid filenames in unoffical collection file, closing: %s\n", path);
- success = FALSE;
- break;
- }
- }
- }
- }
-
- fclose(f);
-
- if (!flush)
- {
- gchar *buf = NULL;
- while (collect_manager_process_action(entry, &buf))
- {
- collection_add_check(cd, file_data_new_simple(buf), FALSE, TRUE);
- changed = TRUE;
- g_free(buf);
- }
- }
-
- cd->list = collection_list_sort(cd->list, cd->sort_method);
-
- if (!flush && changed && success)
- collection_save_private(cd, path);
-
- if (!flush)
- collect_manager_entry_reset(entry);
-
- if (!append) cd->changed = FALSE;
-
- return success;
-}
-
-gint collection_load(CollectionData *cd, const gchar *path, gint append)
-{
- if (collection_load_private(cd, path, append, TRUE))
- {
- layout_recent_add_path(cd->path);
- return TRUE;
- }
-
- return FALSE;
-}
-
-static void collection_load_thumb_do(CollectionData *cd)
-{
- GdkPixbuf *pixbuf;
-
- if (!cd->thumb_loader || !g_list_find(cd->list, cd->thumb_info)) return;
-
- pixbuf = thumb_loader_get_pixbuf(cd->thumb_loader, TRUE);
- collection_info_set_thumb(cd->thumb_info, pixbuf);
- g_object_unref(pixbuf);
-
- if (cd->info_updated_func) cd->info_updated_func(cd, cd->thumb_info, cd->info_updated_data);
-}
-
-static void collection_load_thumb_error_cb(ThumbLoader *tl, gpointer data)
-{
- CollectionData *cd = data;
-
- collection_load_thumb_do(cd);
- collection_load_thumb_step(cd);
-}
-
-static void collection_load_thumb_done_cb(ThumbLoader *tl, gpointer data)
-{
- CollectionData *cd = data;
-
- collection_load_thumb_do(cd);
- collection_load_thumb_step(cd);
-}
-
-static void collection_load_thumb_step(CollectionData *cd)
-{
- GList *work;
- CollectInfo *ci;
-
- if (!cd->list)
- {
- collection_load_stop(cd);
- return;
- }
-
- work = cd->list;
- ci = work->data;
- work = work->next;
- /* find first unloaded thumb */
- while (work && ci->pixbuf)
- {
- ci = work->data;
- work = work->next;
- }
-
- if (!ci || ci->pixbuf)
- {
- /* done */
- collection_load_stop(cd);
-
- /* send a NULL CollectInfo to notify end */
- if (cd->info_updated_func) cd->info_updated_func(cd, NULL, cd->info_updated_data);
-
- return;
- }
-
- /* setup loader and call it */
- cd->thumb_info = ci;
- thumb_loader_free(cd->thumb_loader);
- cd->thumb_loader = thumb_loader_new(thumb_max_width, thumb_max_height);
- thumb_loader_set_callbacks(cd->thumb_loader,
- collection_load_thumb_done_cb,
- collection_load_thumb_error_cb,
- NULL,
- cd);
-
- /* start it */
- if (!thumb_loader_start(cd->thumb_loader, ci->fd->path))
- {
- /* error, handle it, do next */
- if (debug) printf("error loading thumb for %s\n", ci->fd->path);
- collection_load_thumb_do(cd);
- collection_load_thumb_step(cd);
- }
-}
-
-void collection_load_thumb_idle(CollectionData *cd)
-{
- if (!cd->thumb_loader) collection_load_thumb_step(cd);
-}
-
-gint collection_load_begin(CollectionData *cd, const gchar *path, gint append)
-{
- if (!collection_load(cd, path, append)) return FALSE;
-
- collection_load_thumb_idle(cd);
-
- return TRUE;
-}
-
-void collection_load_stop(CollectionData *cd)
-{
- if (!cd->thumb_loader) return;
-
- thumb_loader_free(cd->thumb_loader);
- cd->thumb_loader = NULL;
-}
-
-static gint collection_save_private(CollectionData *cd, const gchar *path)
-{
- FILE *f;
- GList *work;
- gchar *tmp_path;
- gchar *pathl;
- mode_t save_mask;
-
- if (!path && !cd->path) return FALSE;
-
- if (!path)
- {
- path = cd->path;
- }
-
- tmp_path = unique_filename(path, ".tmp", "_", 3);
- if (!tmp_path) return FALSE;
-
- pathl = path_from_utf8(tmp_path);
- save_mask = umask(0077);
- f = fopen(pathl, "w");
- umask(save_mask);
- g_free(pathl);
-
- if (!f)
- {
- /* file open failed */
- printf("failed to open collection (write) \"%s\"\n", tmp_path);
- g_free(tmp_path);
- return FALSE;
- }
-
- fprintf(f, "%s collection\n", GQ_COLLECTION_MARKER);
- fprintf(f, "#created with %s version %s\n", GQ_APPNAME, VERSION);
-
- collection_update_geometry(cd);
- if (cd->window_read)
- {
- fprintf(f, "#geometry: %d %d %d %d\n", cd->window_x, cd->window_y, cd->window_w, cd->window_h);
- }
-
- work = cd->list;
- while (work)
- {
- CollectInfo *ci = work->data;
- if (fprintf(f, "\"%s\"\n", ci->fd->path) < 0)
- {
- fclose(f);
- printf("Error writing to %s\n", tmp_path);
- unlink_file(tmp_path);
- g_free(tmp_path);
- return FALSE;
- }
- work = work->next;
- }
-
- fprintf(f, "#end\n");
-
- fclose(f);
-
- copy_file_attributes(path, tmp_path, TRUE, FALSE);
- if (!rename_file(tmp_path, path))
- {
- printf("collection save unable to rename %s to %s\n", tmp_path, path);
- unlink_file(tmp_path);
- g_free(tmp_path);
- return FALSE;
- }
-
- g_free(tmp_path);
-
- if (!cd->path || strcmp(path, cd->path) != 0)
- {
- gchar *buf = cd->path;
- cd->path = g_strdup(path);
- path = cd->path;
- g_free(buf);
-
- g_free(cd->name);
- cd->name = g_strdup(filename_from_path(cd->path));
-
- collection_path_changed(cd);
- }
-
- cd->changed = FALSE;
-
- return TRUE;
-}
-
-gint collection_save(CollectionData *cd, const gchar *path)
-{
- if (collection_save_private(cd, path))
- {
- layout_recent_add_path(cd->path);
- return TRUE;
- }
-
- return FALSE;
-}
-
-gint collection_load_only_geometry(CollectionData *cd, const gchar *path)
-{
- gchar s_buf[2048];
- FILE *f;
- gchar *pathl;
-
- if (!path && !cd->path) return FALSE;
-
- if (!path) path = cd->path;
-
- /* load it */
- pathl = path_from_utf8(path);
- f = fopen(pathl, "r");
- g_free(pathl);
- if (!f) return FALSE;
-
- while (fgets(s_buf, sizeof(s_buf), f))
- {
- if (s_buf[0]=='#' &&
- strncmp(s_buf, "#geometry:", 10 ) == 0 &&
- scan_geometry(s_buf + 10, &cd->window_x, &cd->window_y, &cd->window_w, &cd->window_h) )
- {
- cd->window_read = TRUE;
- fclose(f);
- return TRUE;
- }
- }
- fclose(f);
- return FALSE;
-}
-
-
-/*
- *-------------------------------------------------------------------
- * collection manager
- *-------------------------------------------------------------------
- */
-
-#define COLLECT_MANAGER_ACTIONS_PER_IDLE 1000
-#define COLLECT_MANAGER_FLUSH_DELAY 10000
-
-struct _CollectManagerEntry
-{
- gchar *path;
- GList *add_list;
- GHashTable *oldpath_hash;
- GHashTable *newpath_hash;
- gboolean empty;
-};
-
-typedef enum {
- COLLECTION_MANAGER_UPDATE,
- COLLECTION_MANAGER_ADD,
- COLLECTION_MANAGER_REMOVE
-} CollectManagerType;
-
-typedef struct _CollectManagerAction CollectManagerAction;
-struct _CollectManagerAction
-{
- gchar *oldpath;
- gchar *newpath;
-
- CollectManagerType type;
-
- gint ref;
-};
-
-
-static GList *collection_manager_entry_list = NULL;
-static GList *collection_manager_action_list = NULL;
-static GList *collection_manager_action_tail = NULL;
-static gint collection_manager_timer_id = -1;
-
-
-static CollectManagerAction *collect_manager_action_new(const gchar *oldpath, const gchar *newpath,
- CollectManagerType type)
-{
- CollectManagerAction *action;
-
- action = g_new0(CollectManagerAction, 1);
- action->ref = 1;
-
- action->oldpath = g_strdup(oldpath);
- action->newpath = g_strdup(newpath);
-
- action->type = type;
-
- return action;
-}
-
-static void collect_manager_action_ref(CollectManagerAction *action)
-{
- action->ref++;
-}
-
-static void collect_manager_action_unref(CollectManagerAction *action)
-{
- action->ref--;
-
- if (action->ref > 0) return;
-
- g_free(action->oldpath);
- g_free(action->newpath);
- g_free(action);
-}
-
-static void collect_manager_entry_free_data(CollectManagerEntry *entry)
-{
- GList *work;
-
- work = entry->add_list;
- while (work)
- {
- CollectManagerAction *action;
-
- action = work->data;
- work = work->next;
-
- collect_manager_action_unref(action);
- }
- g_list_free(entry->add_list);
- g_hash_table_destroy(entry->oldpath_hash);
- g_hash_table_destroy(entry->newpath_hash);
-}
-
-static void collect_manager_entry_init_data(CollectManagerEntry *entry)
-{
- entry->add_list = NULL;
- entry->oldpath_hash = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, (GDestroyNotify) collect_manager_action_unref);
- entry->newpath_hash = g_hash_table_new(g_str_hash, g_str_equal);
- entry->empty = TRUE;
-
-}
-
-static CollectManagerEntry *collect_manager_entry_new(const gchar *path)
-{
- CollectManagerEntry *entry;
-
- entry = g_new0(CollectManagerEntry, 1);
- entry->path = g_strdup(path);
- collect_manager_entry_init_data(entry);
-
- collection_manager_entry_list = g_list_append(collection_manager_entry_list, entry);
-
- return entry;
-}
-
-
-static void collect_manager_entry_free(CollectManagerEntry *entry)
-{
- collection_manager_entry_list = g_list_remove(collection_manager_entry_list, entry);
-
- collect_manager_entry_free_data(entry);
-
- g_free(entry->path);
- g_free(entry);
-}
-
-static void collect_manager_entry_reset(CollectManagerEntry *entry)
-{
- collect_manager_entry_free_data(entry);
- collect_manager_entry_init_data(entry);
-}
-
-static CollectManagerEntry *collect_manager_get_entry(const gchar *path)
-{
- GList *work;
-
- work = collection_manager_entry_list;
- while (work)
- {
- CollectManagerEntry *entry;
-
- entry = work->data;
- work = work->next;
- if (strcmp(entry->path, path) == 0)
- {
- return entry;
- }
- }
- return NULL;
-
-}
-
-static void collect_manager_entry_add_action(CollectManagerEntry *entry, CollectManagerAction *action)
-{
-
- CollectManagerAction *orig_action;
-
- entry->empty = FALSE;
-
- if (action->oldpath == NULL)
- {
- /* add file */
- if (action->newpath == NULL)
- {
- return;
- }
-
- orig_action = g_hash_table_lookup(entry->newpath_hash, action->newpath);
- if (orig_action)
- {
- /* target already exists */
- printf("collection manager failed to add another action for target %s in collection %s\n",
- action->newpath, entry->path);
- return;
- }
- entry->add_list = g_list_append(entry->add_list, action);
- g_hash_table_insert(entry->newpath_hash, action->newpath, action);
- collect_manager_action_ref(action);
- return;
- }
-
- orig_action = g_hash_table_lookup(entry->newpath_hash, action->oldpath);
- if (orig_action)
- {
- /* new action with the same file */
- CollectManagerAction *new_action = collect_manager_action_new(orig_action->oldpath, action->newpath, action->type);
-
- if (new_action->oldpath)
- {
- g_hash_table_steal(entry->oldpath_hash, orig_action->oldpath);
- g_hash_table_insert(entry->oldpath_hash, new_action->oldpath, new_action);
- }
- else
- {
- GList *work = g_list_find(entry->add_list, orig_action);
- work->data = new_action;
- }
-
- g_hash_table_steal(entry->newpath_hash, orig_action->newpath);
- if (new_action->newpath)
- {
- g_hash_table_insert(entry->newpath_hash, new_action->newpath, new_action);
- }
- collect_manager_action_unref(orig_action);
- return;
- }
-
-
- orig_action = g_hash_table_lookup(entry->oldpath_hash, action->oldpath);
- if (orig_action)
- {
- /* another action for the same source, ignore */
- printf("collection manager failed to add another action for source %s in collection %s\n",
- action->oldpath, entry->path);
- return;
- }
-
- g_hash_table_insert(entry->oldpath_hash, action->oldpath, action);
- if (action->newpath)
- {
- g_hash_table_insert(entry->newpath_hash, action->newpath, action);
- }
- collect_manager_action_ref(action);
-}
-
-static gint collect_manager_process_action(CollectManagerEntry *entry, gchar **path_ptr)
-{
- gchar *path = *path_ptr;
- CollectManagerAction *action;
-
- if (path == NULL)
- {
- /* get new files */
- if (entry->add_list)
- {
- action = entry->add_list->data;
- g_assert(action->oldpath == NULL);
- entry->add_list = g_list_remove(entry->add_list, action);
- path = g_strdup(action->newpath);
- g_hash_table_remove(entry->newpath_hash, path);
- collect_manager_action_unref(action);
- }
- *path_ptr = path;
- return (path != NULL);
- }
-
- action = g_hash_table_lookup(entry->oldpath_hash, path);
-
- if (action)
- {
- g_free(path);
- path = g_strdup(action->newpath);
- *path_ptr = path;
- return TRUE;
- }
-
- return FALSE; /* no change */
-}
-
-static void collect_manager_refresh(void)
-{
- GList *list = NULL;
- GList *work;
- gchar *base;
-
- base = g_strconcat(homedir(), "/", GQ_RC_DIR_COLLECTIONS, NULL);
- path_list(base, &list, NULL);
- g_free(base);
-
- work = collection_manager_entry_list;
- while (work && list)
- {
- CollectManagerEntry *entry;
- GList *list_step;
-
- entry = work->data;
- work = work->next;
-
- list_step = list;
- while (list_step && entry)
- {
- gchar *path;
-
- path = list_step->data;
- list_step = list_step->next;
-
- if (strcmp(path, entry->path) == 0)
- {
- list = g_list_remove(list, path);
- g_free(path);
-
- entry = NULL;
- }
- else
- {
- collect_manager_entry_free(entry);
- }
- }
- }
-
- work = list;
- while (work)
- {
- gchar *path;
-
- path = work->data;
- work = work->next;
-
- collect_manager_entry_new(path);
- g_free(path);
- }
-
- g_list_free(list);
-}
-
-static void collect_manager_process_actions(gint max)
-{
- if (debug && collection_manager_action_list)
- {
- printf("collection manager processing actions\n");
- }
-
- while (collection_manager_action_list != NULL && max > 0)
- {
- CollectManagerAction *action;
- GList *work;
-
- action = collection_manager_action_list->data;
- work = collection_manager_entry_list;
- while (work)
- {
- CollectManagerEntry *entry;
-
- entry = work->data;
- work = work->next;
-
- if (action->type == COLLECTION_MANAGER_UPDATE)
- {
- collect_manager_entry_add_action(entry, action);
- }
- else if (action->oldpath && action->newpath &&
- strcmp(action->newpath, entry->path) == 0)
- {
- /* convert action to standard add format */
- g_free(action->newpath);
- if (action->type == COLLECTION_MANAGER_ADD)
- {
- action->newpath = action->oldpath;
- action->oldpath = NULL;
- }
- else if (action->type == COLLECTION_MANAGER_REMOVE)
- {
- action->newpath = NULL;
- }
- collect_manager_entry_add_action(entry, action);
- }
-
- max--;
- }
-
- if (action->type != COLLECTION_MANAGER_UPDATE &&
- action->oldpath && action->newpath)
- {
- printf("collection manager failed to %s %s for collection %s\n",
- (action->type == COLLECTION_MANAGER_ADD) ? "add" : "remove",
- action->oldpath, action->newpath);
- }
-
- if (collection_manager_action_tail == collection_manager_action_list)
- {
- collection_manager_action_tail = NULL;
- }
- collection_manager_action_list = g_list_remove(collection_manager_action_list, action);
- collect_manager_action_unref(action);
- }
-}
-
-static gint collect_manager_process_entry(CollectManagerEntry *entry)
-{
- CollectionData *cd;
- gint success;
-
- if (entry->empty) return FALSE;
-
- cd = collection_new(entry->path);
- success = collection_load_private(cd, entry->path, FALSE, FALSE);
-
- collection_unref(cd);
-
- return TRUE;
-}
-
-static gint collect_manager_process_entry_list(void)
-{
- GList *work;
-
- work = collection_manager_entry_list;
- while (work)
- {
- CollectManagerEntry *entry;
-
- entry = work->data;
- work = work->next;
- if (collect_manager_process_entry(entry)) return TRUE;
- }
-
- return FALSE;
-}
-
-
-
-static gint collect_manager_process_cb(gpointer data)
-{
- if (collection_manager_action_list) collect_manager_refresh();
- collect_manager_process_actions(COLLECT_MANAGER_ACTIONS_PER_IDLE);
- if (collection_manager_action_list) return TRUE;
-
- if (collect_manager_process_entry_list()) return TRUE;
-
- if (debug) printf("collection manager is up to date\n");
- return FALSE;
-}
-
-static gint collect_manager_timer_cb(gpointer data)
-{
- if (debug) printf("collection manager timer expired\n");
-
- g_idle_add_full(G_PRIORITY_LOW, collect_manager_process_cb, NULL, NULL);
-
- collection_manager_timer_id = -1;
- return FALSE;
-}
-
-static void collect_manager_timer_push(gint stop)
-{
- if (collection_manager_timer_id != -1)
- {
- if (!stop) return;
-
- g_source_remove(collection_manager_timer_id);
- collection_manager_timer_id = -1;
- }
-
- if (!stop)
- {
- collection_manager_timer_id = g_timeout_add(COLLECT_MANAGER_FLUSH_DELAY,
- collect_manager_timer_cb, NULL);
- if (debug) printf("collection manager timer started\n");
- }
-}
-
-static void collect_manager_add_action(CollectManagerAction *action)
-{
- if (!action) return;
-
- /* we keep track of the list's tail to keep this a n(1) operation */
-
- if (collection_manager_action_tail)
- {
- collection_manager_action_tail = g_list_append(collection_manager_action_tail, action);
- collection_manager_action_tail = collection_manager_action_tail->next;
- }
- else
- {
- collection_manager_action_list = g_list_append(collection_manager_action_list, action);
- collection_manager_action_tail = collection_manager_action_list;
- }
-
- collect_manager_timer_push(FALSE);
-}
-
-void collect_manager_moved(FileData *fd)
-{
- CollectManagerAction *action;
- const gchar *oldpath = fd->change->source;
- const gchar *newpath = fd->change->dest;
-
- action = collect_manager_action_new(oldpath, newpath, COLLECTION_MANAGER_UPDATE);
- collect_manager_add_action(action);
-}
-
-void collect_manager_add(FileData *fd, const gchar *collection)
-{
- CollectManagerAction *action;
- CollectWindow *cw;
-
- if (!fd || !collection) return;
-
- cw = collection_window_find_by_path(collection);
- if (cw)
- {
- if (collection_list_find(cw->cd->list, fd->path) == NULL)
- {
- collection_add(cw->cd, fd, FALSE);
- }
- return;
- }
-
- action = collect_manager_action_new(fd->path, collection, COLLECTION_MANAGER_ADD);
- collect_manager_add_action(action);
-}
-
-void collect_manager_remove(FileData *fd, const gchar *collection)
-{
- CollectManagerAction *action;
- CollectWindow *cw;
-
- if (!fd || !collection) return;
-
- cw = collection_window_find_by_path(collection);
- if (cw)
- {
- while (collection_remove(cw->cd, fd));
- return;
- }
-
- action = collect_manager_action_new(fd->path, collection, COLLECTION_MANAGER_REMOVE);
- collect_manager_add_action(action);
-}
-
-void collect_manager_flush(void)
-{
- collect_manager_timer_push(TRUE);
-
- if (debug) printf("collection manager flushing\n");
- while (collect_manager_process_cb(NULL));
-}
-