7 * This software is released under the GNU General Public License (GNU GPL).
8 * Please read the included file COPYING for more information.
9 * This software comes with no warranty of any kind, use at your own risk!
13 #include "cache-loader.h"
19 #include "ui_fileops.h"
22 static gboolean cache_loader_process(CacheLoader *cl);
25 static void cache_loader_done_cb(ImageLoader *il, gpointer data)
27 CacheLoader *cl = data;
29 cache_loader_process(cl);
32 static void cache_loader_error_cb(ImageLoader *il, gpointer data)
34 CacheLoader *cl = data;
37 cache_loader_done_cb(il, data);
40 static gboolean cache_loader_process(CacheLoader *cl)
42 if (cl->todo_mask & CACHE_LOADER_SIMILARITY &&
47 if (!cl->il && !cl->error)
49 cl->il = image_loader_new(cl->fd);
50 image_loader_set_error_func(cl->il, cache_loader_error_cb, cl);
51 if (image_loader_start(cl->il, cache_loader_done_cb, cl))
59 pixbuf = image_loader_get_pixbuf(cl->il);
64 ImageSimilarityData *sim;
66 sim = image_sim_new_from_pixbuf(pixbuf);
67 cache_sim_data_set_similarity(cl->cd, sim);
70 cl->done_mask |= CACHE_LOADER_SIMILARITY;
73 /* we have the dimensions via pixbuf */
74 if (!cl->cd->dimensions)
76 cache_sim_data_set_dimensions(cl->cd, gdk_pixbuf_get_width(pixbuf),
77 gdk_pixbuf_get_height(pixbuf));
78 if (cl->todo_mask & CACHE_LOADER_DIMENSIONS)
80 cl->todo_mask &= ~CACHE_LOADER_DIMENSIONS;
81 cl->done_mask |= CACHE_LOADER_DIMENSIONS;
86 image_loader_free(cl->il);
89 cl->todo_mask &= ~CACHE_LOADER_SIMILARITY;
91 else if (cl->todo_mask & CACHE_LOADER_DIMENSIONS &&
95 image_load_dimensions(cl->fd, &cl->cd->width, &cl->cd->height))
97 cl->cd->dimensions = TRUE;
98 cl->done_mask |= CACHE_LOADER_DIMENSIONS;
105 cl->todo_mask &= ~CACHE_LOADER_DIMENSIONS;
107 else if (cl->todo_mask & CACHE_LOADER_MD5SUM &&
108 !cl->cd->have_md5sum)
110 if (md5_get_digest_from_file_utf8(cl->fd->path, cl->cd->md5sum))
112 cl->cd->have_md5sum = TRUE;
113 cl->done_mask |= CACHE_LOADER_MD5SUM;
120 cl->todo_mask &= ~CACHE_LOADER_MD5SUM;
122 else if (cl->todo_mask & CACHE_LOADER_DATE &&
128 exif = exif_read_fd(cl->fd, FALSE);
133 text = exif_get_data_as_text(exif, "fDateTime");
138 if (sscanf(text, "%d:%d:%d %d:%d:%d", &t.tm_year, &t.tm_mon, &t.tm_mday,
139 &t.tm_hour, &t.tm_min, &t.tm_sec) == 6)
152 cl->cd->have_date = TRUE;
154 cl->done_mask |= CACHE_LOADER_DATE;
155 cl->todo_mask &= ~CACHE_LOADER_DATE;
159 /* done, save then call done function */
160 if (enable_thumb_caching &&
161 cl->done_mask != CACHE_LOADER_NONE)
166 base = cache_get_location(CACHE_TYPE_SIM, cl->fd->path, FALSE, &mode);
167 if (cache_ensure_dir_exists(base, mode))
169 g_free(cl->cd->path);
170 cl->cd->path = cache_get_location(CACHE_TYPE_SIM, cl->fd->path, TRUE, NULL);
171 if (cache_sim_data_save(cl->cd))
173 filetime_set(cl->cd->path, filetime(cl->fd->path));
183 cl->done_func(cl, cl->error, cl->done_data);
192 static gboolean cache_loader_idle_cb(gpointer data)
194 CacheLoader *cl = data;
196 return cache_loader_process(cl);
199 CacheLoader *cache_loader_new(FileData *fd, CacheDataType load_mask,
200 CacheLoaderDoneFunc done_func, gpointer done_data)
205 if (!fd || !isfile(fd->path)) return NULL;
207 cl = g_new0(CacheLoader, 1);
208 cl->fd = file_data_ref(fd);
210 cl->done_func = done_func;
211 cl->done_data = done_data;
213 found = cache_find_location(CACHE_TYPE_SIM, cl->fd->path);
214 if (found && filetime(found) == filetime(cl->fd->path))
216 cl->cd = cache_sim_data_load(found);
220 if (!cl->cd) cl->cd = cache_sim_data_new();
222 cl->todo_mask = load_mask;
223 cl->done_mask = CACHE_LOADER_NONE;
226 cl->idle_id = g_idle_add(cache_loader_idle_cb, cl);
233 void cache_loader_free(CacheLoader *cl)
237 if (cl->idle_id != -1)
239 g_source_remove(cl->idle_id);
243 image_loader_free(cl->il);
244 cache_sim_data_free(cl->cd);
246 file_data_unref(cl->fd);