md5-util.h \
menu.c \
menu.h \
+ metadata.c \
+ metadata.h \
misc.c \
misc.h \
options.c \
#include "main.h"
#include "bar_info.h"
-#include "cache.h"
-#include "exif.h"
#include "filedata.h"
#include "history_list.h"
#include "info.h"
+#include "metadata.h"
#include "misc.h"
-#include "secure_save.h"
#include "ui_fileops.h"
#include "ui_misc.h"
#include "ui_utildlg.h"
static void bar_info_keyword_update_all(void);
-
/*
*-------------------------------------------------------------------
* keyword / comment utils
*-------------------------------------------------------------------
*/
-static gint comment_file_write(gchar *path, GList *keywords, const gchar *comment)
-{
- SecureSaveInfo *ssi;
-
- ssi = secure_open(path);
- if (!ssi) return FALSE;
-
- secure_fprintf(ssi, "#%s comment (%s)\n\n", GQ_APPNAME, VERSION);
-
- secure_fprintf(ssi, "[keywords]\n");
- while (keywords && secsave_errno == SS_ERR_NONE)
- {
- const gchar *word = keywords->data;
- keywords = keywords->next;
-
- secure_fprintf(ssi, "%s\n", word);
- }
- secure_fputc(ssi, '\n');
-
- secure_fprintf(ssi, "[comment]\n");
- secure_fprintf(ssi, "%s\n", (comment) ? comment : "");
-
- secure_fprintf(ssi, "#end\n");
-
- return (secure_close(ssi) == 0);
-}
-
-static gint comment_legacy_write(FileData *fd, GList *keywords, const gchar *comment)
-{
- gchar *comment_path;
- gint success = FALSE;
-
- /* If an existing metadata file exists, we will try writing to
- * it's location regardless of the user's preference.
- */
- comment_path = cache_find_location(CACHE_TYPE_METADATA, fd->path);
- if (comment_path && !access_file(comment_path, W_OK))
- {
- g_free(comment_path);
- comment_path = NULL;
- }
-
- if (!comment_path)
- {
- gchar *comment_dir;
- mode_t mode = 0755;
-
- comment_dir = cache_get_location(CACHE_TYPE_METADATA, fd->path, FALSE, &mode);
- if (recursive_mkdir_if_not_exists(comment_dir, mode))
- {
- gchar *filename = g_strconcat(fd->name, GQ_CACHE_EXT_METADATA, NULL);
-
- comment_path = g_build_filename(comment_dir, filename, NULL);
- g_free(filename);
- }
- g_free(comment_dir);
- }
-
- if (comment_path)
- {
- gchar *comment_pathl;
-
- DEBUG_1("Saving comment: %s", comment_path);
-
- comment_pathl = path_from_utf8(comment_path);
-
- success = comment_file_write(comment_pathl, keywords, comment);
-
- g_free(comment_pathl);
- g_free(comment_path);
- }
-
- return success;
-}
-
-typedef enum {
- MK_NONE,
- MK_KEYWORDS,
- MK_COMMENT
-} MetadataKey;
-
-static gint comment_file_read(gchar *path, GList **keywords, gchar **comment)
-{
- FILE *f;
- gchar s_buf[1024];
- MetadataKey key = MK_NONE;
- GList *list = NULL;
- GString *comment_build = NULL;
-
- f = fopen(path, "r");
- if (!f) return FALSE;
-
- while (fgets(s_buf, sizeof(s_buf), f))
- {
- gchar *ptr = s_buf;
-
- if (*ptr == '#') continue;
- if (*ptr == '[' && key != MK_COMMENT)
- {
- gchar *keystr = ++ptr;
-
- key = MK_NONE;
- while (*ptr != ']' && *ptr != '\n' && *ptr != '\0') ptr++;
-
- if (*ptr == ']')
- {
- *ptr = '\0';
- if (g_ascii_strcasecmp(keystr, "keywords") == 0)
- key = MK_KEYWORDS;
- else if (g_ascii_strcasecmp(keystr, "comment") == 0)
- key = MK_COMMENT;
- }
- continue;
- }
-
- switch(key)
- {
- case MK_NONE:
- break;
- case MK_KEYWORDS:
- {
- while (*ptr != '\n' && *ptr != '\0') ptr++;
- *ptr = '\0';
- if (strlen(s_buf) > 0)
- {
- gchar *kw = utf8_validate_or_convert(s_buf);
-
- list = g_list_prepend(list, kw);
- }
- }
- break;
- case MK_COMMENT:
- if (!comment_build) comment_build = g_string_new("");
- g_string_append(comment_build, s_buf);
- break;
- }
- }
-
- fclose(f);
-
- *keywords = g_list_reverse(list);
- if (comment_build)
- {
- if (comment)
- {
- gint len;
- gchar *ptr = comment_build->str;
-
- /* strip leading and trailing newlines */
- while (*ptr == '\n') ptr++;
- len = strlen(ptr);
- while (len > 0 && ptr[len - 1] == '\n') len--;
- if (ptr[len] == '\n') len++; /* keep the last one */
- if (len > 0)
- {
- gchar *text = g_strndup(ptr, len);
-
- *comment = utf8_validate_or_convert(text);
- g_free(text);
- }
- }
- g_string_free(comment_build, TRUE);
- }
-
- return TRUE;
-}
-
-static gint comment_delete_legacy(FileData *fd)
-{
- gchar *comment_path;
- gchar *comment_pathl;
- gint success = FALSE;
- if (!fd) return FALSE;
-
- comment_path = cache_find_location(CACHE_TYPE_METADATA, fd->path);
- if (!comment_path) return FALSE;
-
- comment_pathl = path_from_utf8(comment_path);
-
- success = !unlink(comment_pathl);
-
- g_free(comment_pathl);
- g_free(comment_path);
-
- return success;
-}
-
-static gint comment_legacy_read(FileData *fd, GList **keywords, gchar **comment)
-{
- gchar *comment_path;
- gchar *comment_pathl;
- gint success = FALSE;
- if (!fd) return FALSE;
-
- comment_path = cache_find_location(CACHE_TYPE_METADATA, fd->path);
- if (!comment_path) return FALSE;
-
- comment_pathl = path_from_utf8(comment_path);
-
- success = comment_file_read(comment_pathl, keywords, comment);
-
- g_free(comment_pathl);
- g_free(comment_path);
-
- return success;
-}
-
-static GList *remove_duplicate_strings_from_list(GList *list)
-{
- GList *work = list;
- GHashTable *hashtable = g_hash_table_new(g_str_hash, g_str_equal);
- GList *newlist = NULL;
-
- while (work)
- {
- gchar *key = work->data;
-
- if (g_hash_table_lookup(hashtable, key) == NULL)
- {
- g_hash_table_insert(hashtable, (gpointer) key, GINT_TO_POINTER(1));
- newlist = g_list_prepend(newlist, key);
- }
- work = work->next;
- }
-
- g_hash_table_destroy(hashtable);
- g_list_free(list);
-
- return g_list_reverse(newlist);
-}
-
-#define COMMENT_KEY "Xmp.dc.description"
-#define KEYWORD_KEY "Xmp.dc.subject"
-
-static gint comment_xmp_read(FileData *fd, GList **keywords, gchar **comment)
-{
- ExifData *exif;
-
- exif = exif_read_fd(fd);
- if (!exif) return FALSE;
-
- if (comment)
- {
- gchar *text;
- ExifItem *item = exif_get_item(exif, COMMENT_KEY);
-
- text = exif_item_get_string(item, 0);
- *comment = utf8_validate_or_convert(text);
- g_free(text);
- }
-
- if (keywords)
- {
- ExifItem *item;
- guint i;
-
- *keywords = NULL;
- item = exif_get_item(exif, KEYWORD_KEY);
- for (i = 0; i < exif_item_get_elements(item); i++)
- {
- gchar *kw = exif_item_get_string(item, i);
- gchar *utf8_kw;
-
- if (!kw) break;
-
- utf8_kw = utf8_validate_or_convert(kw);
- *keywords = g_list_append(*keywords, (gpointer) utf8_kw);
- g_free(kw);
- }
-
- /* FIXME:
- * Exiv2 handles Iptc keywords as multiple entries with the
- * same key, thus exif_get_item returns only the first keyword
- * and the only way to get all keywords is to iterate through
- * the item list.
- */
- for (item = exif_get_first_item(exif);
- item;
- item = exif_get_next_item(exif))
- {
- guint tag;
-
- tag = exif_item_get_tag_id(item);
- if (tag == 0x0019)
- {
- gchar *tag_name = exif_item_get_tag_name(item);
-
- if (strcmp(tag_name, "Iptc.Application2.Keywords") == 0)
- {
- gchar *kw;
- gchar *utf8_kw;
-
- kw = exif_item_get_data_as_text(item);
- if (!kw) continue;
-
- utf8_kw = utf8_validate_or_convert(kw);
- *keywords = g_list_append(*keywords, (gpointer) utf8_kw);
- g_free(kw);
- }
- g_free(tag_name);
- }
- }
- }
-
- exif_free_fd(fd, exif);
-
- return (comment && *comment) || (keywords && *keywords);
-}
-
-static gint comment_xmp_write(FileData *fd, GList *keywords, const gchar *comment)
-{
- gint success;
- gint write_comment = (comment && comment[0]);
- ExifData *exif;
- ExifItem *item;
-
- exif = exif_read_fd(fd);
- if (!exif) return FALSE;
-
- item = exif_get_item(exif, COMMENT_KEY);
- if (item && !write_comment)
- {
- exif_item_delete(exif, item);
- item = NULL;
- }
-
- if (!item && write_comment) item = exif_add_item(exif, COMMENT_KEY);
- if (item) exif_item_set_string(item, comment);
-
- while ((item = exif_get_item(exif, KEYWORD_KEY)))
- {
- exif_item_delete(exif, item);
- }
-
- if (keywords)
- {
- GList *work;
-
- item = exif_add_item(exif, KEYWORD_KEY);
-
- work = keywords;
- while (work)
- {
- exif_item_set_string(item, (gchar *) work->data);
- work = work->next;
- }
- }
-
- success = exif_write(exif);
-
- exif_free_fd(fd, exif);
-
- return success;
-}
-
-gint comment_write(FileData *fd, GList *keywords, const gchar *comment)
-{
- if (!fd) return FALSE;
-
- if (options->save_metadata_in_image_file &&
- comment_xmp_write(fd, keywords, comment))
- {
- comment_delete_legacy(fd);
- return TRUE;
- }
-
- return comment_legacy_write(fd, keywords, comment);
-}
-
-gint comment_read(FileData *fd, GList **keywords, gchar **comment)
-{
- GList *keywords1 = NULL;
- GList *keywords2 = NULL;
- gchar *comment1 = NULL;
- gchar *comment2 = NULL;
- gint res1, res2;
-
- if (!fd) return FALSE;
-
- res1 = comment_xmp_read(fd, &keywords1, &comment1);
- res2 = comment_legacy_read(fd, &keywords2, &comment2);
-
- if (!res1 && !res2)
- {
- return FALSE;
- }
-
- if (keywords)
- {
- if (res1 && res2)
- *keywords = g_list_concat(keywords1, keywords2);
- else
- *keywords = res1 ? keywords1 : keywords2;
-
- *keywords = remove_duplicate_strings_from_list(*keywords);
- }
- else
- {
- if (res1) string_list_free(keywords1);
- if (res2) string_list_free(keywords2);
- }
-
-
- if (comment)
- {
- if (res1 && res2 && comment1 && comment2 && comment1[0] && comment2[0])
- *comment = g_strdup_printf("%s\n%s", comment1, comment2);
- else
- *comment = res1 ? comment1 : comment2;
- }
- if (res1 && (!comment || *comment != comment1)) g_free(comment1);
- if (res2 && (!comment || *comment != comment2)) g_free(comment2);
-
- // return FALSE in the following cases:
- // - only looking for a comment and didn't find one
- // - only looking for keywords and didn't find any
- // - looking for either a comment or keywords, but found nothing
- if ((!keywords && comment && !*comment) ||
- (!comment && keywords && !*keywords) ||
- ( comment && !*comment && keywords && !*keywords))
- return FALSE;
-
- return TRUE;
-}
-
static gchar *comment_pull(GtkWidget *textview)
{
return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
}
-static gint keyword_list_find(GList *list, const gchar *keyword)
-{
- while (list)
- {
- gchar *haystack = list->data;
-
- if (haystack && keyword && strcmp(haystack, keyword) == 0) return TRUE;
-
- list = list->next;
- }
-
- return FALSE;
-}
-
GList *keyword_list_pull(GtkWidget *text_widget)
{
- GList *list = NULL;
+ GList *list;
gchar *text;
- gchar *ptr;
if (GTK_IS_TEXT_VIEW(text_widget))
{
{
return NULL;
}
-
- ptr = text;
- while (*ptr != '\0')
- {
- gchar *begin;
- gint l = 0;
-
-#define KEYWORDS_SEPARATOR(c) ((c) == ',' || (c) == ';' || (c) == '\n' || (c) == '\r' || (c) == '\b')
- while (KEYWORDS_SEPARATOR(*ptr)) ptr++;
- begin = ptr;
- while (*ptr != '\0' && !KEYWORDS_SEPARATOR(*ptr))
- {
- ptr++;
- l++;
- }
-
- /* trim starting and ending whitespaces */
- while (l > 0 && g_ascii_isspace(*begin)) begin++, l--;
- while (l > 0 && g_ascii_isspace(begin[l-1])) l--;
-
- if (l > 0)
- {
- gchar *keyword = g_strndup(begin, l);
-
- /* only add if not already in the list */
- if (keyword_list_find(list, keyword) == FALSE)
- list = g_list_append(list, keyword);
- else
- g_free(keyword);
- }
- }
+
+ list = string_to_keywords_list(text);
g_free(text);
}
}
-static void metadata_set_keywords(FileData *fd, GList *keywords_to_use, gchar *comment_to_use, gint add)
-{
- gchar *comment = NULL;
- GList *keywords = NULL;
- GList *save_list = NULL;
-
- comment_read(fd, &keywords, &comment);
-
- if (comment_to_use)
- {
- if (add && comment && *comment)
- {
- gchar *tmp = comment;
-
- comment = g_strconcat(tmp, comment_to_use, NULL);
- g_free(tmp);
- }
- else
- {
- g_free(comment);
- comment = g_strdup(comment_to_use);
- }
- }
-
- if (keywords_to_use)
- {
- if (add && keywords && g_list_length(keywords) > 0)
- {
- GList *work;
-
- work = keywords_to_use;
- while (work)
- {
- gchar *key;
- GList *p;
-
- key = work->data;
- work = work->next;
-
- p = keywords;
- while (p && key)
- {
- gchar *needle = p->data;
- p = p->next;
-
- if (strcmp(needle, key) == 0) key = NULL;
- }
-
- if (key) keywords = g_list_append(keywords, g_strdup(key));
- }
- save_list = keywords;
- }
- else
- {
- save_list = keywords_to_use;
- }
- }
-
- comment_write(fd, save_list, comment);
-
- string_list_free(keywords);
- g_free(comment);
-}
/*
*-------------------------------------------------------------------
void bar_info_maint_renamed(GtkWidget *bar, FileData *fd);
-gint comment_write(FileData *fd, GList *keywords, const gchar *comment);
-
-gint comment_read(FileData *fd, GList **keywords, gchar **comment);
-
GList *keyword_list_pull(GtkWidget *text_widget);
void keyword_list_push(GtkWidget *textview, GList *list);
#include "main.h"
#include "image-overlay.h"
-#include "bar_info.h"
#include "collect.h"
#include "exif.h"
#include "filedata.h"
#include "image.h"
#include "img-view.h"
#include "layout.h"
+#include "metadata.h"
#include "pixbuf-renderer.h"
#include "pixbuf_util.h"
#include "ui_fileops.h"
--- /dev/null
+/*
+ * Geeqie
+ * (C) 2004 John Ellis
+ * Copyright (C) 2008 The Geeqie Team
+ *
+ * Author: John Ellis, Laurent Monin
+ *
+ * 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 "metadata.h"
+
+#include "cache.h"
+#include "exif.h"
+#include "filedata.h"
+#include "misc.h"
+#include "secure_save.h"
+#include "ui_fileops.h"
+#include "ui_misc.h"
+#include "utilops.h"
+
+
+/*
+ *-------------------------------------------------------------------
+ * keyword / comment read/write
+ *-------------------------------------------------------------------
+ */
+
+static gint comment_file_write(gchar *path, GList *keywords, const gchar *comment)
+{
+ SecureSaveInfo *ssi;
+
+ ssi = secure_open(path);
+ if (!ssi) return FALSE;
+
+ secure_fprintf(ssi, "#%s comment (%s)\n\n", GQ_APPNAME, VERSION);
+
+ secure_fprintf(ssi, "[keywords]\n");
+ while (keywords && secsave_errno == SS_ERR_NONE)
+ {
+ const gchar *word = keywords->data;
+ keywords = keywords->next;
+
+ secure_fprintf(ssi, "%s\n", word);
+ }
+ secure_fputc(ssi, '\n');
+
+ secure_fprintf(ssi, "[comment]\n");
+ secure_fprintf(ssi, "%s\n", (comment) ? comment : "");
+
+ secure_fprintf(ssi, "#end\n");
+
+ return (secure_close(ssi) == 0);
+}
+
+static gint comment_legacy_write(FileData *fd, GList *keywords, const gchar *comment)
+{
+ gchar *comment_path;
+ gint success = FALSE;
+
+ /* If an existing metadata file exists, we will try writing to
+ * it's location regardless of the user's preference.
+ */
+ comment_path = cache_find_location(CACHE_TYPE_METADATA, fd->path);
+ if (comment_path && !access_file(comment_path, W_OK))
+ {
+ g_free(comment_path);
+ comment_path = NULL;
+ }
+
+ if (!comment_path)
+ {
+ gchar *comment_dir;
+ mode_t mode = 0755;
+
+ comment_dir = cache_get_location(CACHE_TYPE_METADATA, fd->path, FALSE, &mode);
+ if (recursive_mkdir_if_not_exists(comment_dir, mode))
+ {
+ gchar *filename = g_strconcat(fd->name, GQ_CACHE_EXT_METADATA, NULL);
+
+ comment_path = g_build_filename(comment_dir, filename, NULL);
+ g_free(filename);
+ }
+ g_free(comment_dir);
+ }
+
+ if (comment_path)
+ {
+ gchar *comment_pathl;
+
+ DEBUG_1("Saving comment: %s", comment_path);
+
+ comment_pathl = path_from_utf8(comment_path);
+
+ success = comment_file_write(comment_pathl, keywords, comment);
+
+ g_free(comment_pathl);
+ g_free(comment_path);
+ }
+
+ return success;
+}
+
+typedef enum {
+ MK_NONE,
+ MK_KEYWORDS,
+ MK_COMMENT
+} MetadataKey;
+
+static gint comment_file_read(gchar *path, GList **keywords, gchar **comment)
+{
+ FILE *f;
+ gchar s_buf[1024];
+ MetadataKey key = MK_NONE;
+ GList *list = NULL;
+ GString *comment_build = NULL;
+
+ f = fopen(path, "r");
+ if (!f) return FALSE;
+
+ while (fgets(s_buf, sizeof(s_buf), f))
+ {
+ gchar *ptr = s_buf;
+
+ if (*ptr == '#') continue;
+ if (*ptr == '[' && key != MK_COMMENT)
+ {
+ gchar *keystr = ++ptr;
+
+ key = MK_NONE;
+ while (*ptr != ']' && *ptr != '\n' && *ptr != '\0') ptr++;
+
+ if (*ptr == ']')
+ {
+ *ptr = '\0';
+ if (g_ascii_strcasecmp(keystr, "keywords") == 0)
+ key = MK_KEYWORDS;
+ else if (g_ascii_strcasecmp(keystr, "comment") == 0)
+ key = MK_COMMENT;
+ }
+ continue;
+ }
+
+ switch(key)
+ {
+ case MK_NONE:
+ break;
+ case MK_KEYWORDS:
+ {
+ while (*ptr != '\n' && *ptr != '\0') ptr++;
+ *ptr = '\0';
+ if (strlen(s_buf) > 0)
+ {
+ gchar *kw = utf8_validate_or_convert(s_buf);
+
+ list = g_list_prepend(list, kw);
+ }
+ }
+ break;
+ case MK_COMMENT:
+ if (!comment_build) comment_build = g_string_new("");
+ g_string_append(comment_build, s_buf);
+ break;
+ }
+ }
+
+ fclose(f);
+
+ *keywords = g_list_reverse(list);
+ if (comment_build)
+ {
+ if (comment)
+ {
+ gint len;
+ gchar *ptr = comment_build->str;
+
+ /* strip leading and trailing newlines */
+ while (*ptr == '\n') ptr++;
+ len = strlen(ptr);
+ while (len > 0 && ptr[len - 1] == '\n') len--;
+ if (ptr[len] == '\n') len++; /* keep the last one */
+ if (len > 0)
+ {
+ gchar *text = g_strndup(ptr, len);
+
+ *comment = utf8_validate_or_convert(text);
+ g_free(text);
+ }
+ }
+ g_string_free(comment_build, TRUE);
+ }
+
+ return TRUE;
+}
+
+static gint comment_delete_legacy(FileData *fd)
+{
+ gchar *comment_path;
+ gchar *comment_pathl;
+ gint success = FALSE;
+ if (!fd) return FALSE;
+
+ comment_path = cache_find_location(CACHE_TYPE_METADATA, fd->path);
+ if (!comment_path) return FALSE;
+
+ comment_pathl = path_from_utf8(comment_path);
+
+ success = !unlink(comment_pathl);
+
+ g_free(comment_pathl);
+ g_free(comment_path);
+
+ return success;
+}
+
+static gint comment_legacy_read(FileData *fd, GList **keywords, gchar **comment)
+{
+ gchar *comment_path;
+ gchar *comment_pathl;
+ gint success = FALSE;
+ if (!fd) return FALSE;
+
+ comment_path = cache_find_location(CACHE_TYPE_METADATA, fd->path);
+ if (!comment_path) return FALSE;
+
+ comment_pathl = path_from_utf8(comment_path);
+
+ success = comment_file_read(comment_pathl, keywords, comment);
+
+ g_free(comment_pathl);
+ g_free(comment_path);
+
+ return success;
+}
+
+static GList *remove_duplicate_strings_from_list(GList *list)
+{
+ GList *work = list;
+ GHashTable *hashtable = g_hash_table_new(g_str_hash, g_str_equal);
+ GList *newlist = NULL;
+
+ while (work)
+ {
+ gchar *key = work->data;
+
+ if (g_hash_table_lookup(hashtable, key) == NULL)
+ {
+ g_hash_table_insert(hashtable, (gpointer) key, GINT_TO_POINTER(1));
+ newlist = g_list_prepend(newlist, key);
+ }
+ work = work->next;
+ }
+
+ g_hash_table_destroy(hashtable);
+ g_list_free(list);
+
+ return g_list_reverse(newlist);
+}
+
+#define COMMENT_KEY "Xmp.dc.description"
+#define KEYWORD_KEY "Xmp.dc.subject"
+
+static gint comment_xmp_read(FileData *fd, GList **keywords, gchar **comment)
+{
+ ExifData *exif;
+
+ exif = exif_read_fd(fd);
+ if (!exif) return FALSE;
+
+ if (comment)
+ {
+ gchar *text;
+ ExifItem *item = exif_get_item(exif, COMMENT_KEY);
+
+ text = exif_item_get_string(item, 0);
+ *comment = utf8_validate_or_convert(text);
+ g_free(text);
+ }
+
+ if (keywords)
+ {
+ ExifItem *item;
+ guint i;
+
+ *keywords = NULL;
+ item = exif_get_item(exif, KEYWORD_KEY);
+ for (i = 0; i < exif_item_get_elements(item); i++)
+ {
+ gchar *kw = exif_item_get_string(item, i);
+ gchar *utf8_kw;
+
+ if (!kw) break;
+
+ utf8_kw = utf8_validate_or_convert(kw);
+ *keywords = g_list_append(*keywords, (gpointer) utf8_kw);
+ g_free(kw);
+ }
+
+ /* FIXME:
+ * Exiv2 handles Iptc keywords as multiple entries with the
+ * same key, thus exif_get_item returns only the first keyword
+ * and the only way to get all keywords is to iterate through
+ * the item list.
+ */
+ for (item = exif_get_first_item(exif);
+ item;
+ item = exif_get_next_item(exif))
+ {
+ guint tag;
+
+ tag = exif_item_get_tag_id(item);
+ if (tag == 0x0019)
+ {
+ gchar *tag_name = exif_item_get_tag_name(item);
+
+ if (strcmp(tag_name, "Iptc.Application2.Keywords") == 0)
+ {
+ gchar *kw;
+ gchar *utf8_kw;
+
+ kw = exif_item_get_data_as_text(item);
+ if (!kw) continue;
+
+ utf8_kw = utf8_validate_or_convert(kw);
+ *keywords = g_list_append(*keywords, (gpointer) utf8_kw);
+ g_free(kw);
+ }
+ g_free(tag_name);
+ }
+ }
+ }
+
+ exif_free_fd(fd, exif);
+
+ return (comment && *comment) || (keywords && *keywords);
+}
+
+static gint comment_xmp_write(FileData *fd, GList *keywords, const gchar *comment)
+{
+ gint success;
+ gint write_comment = (comment && comment[0]);
+ ExifData *exif;
+ ExifItem *item;
+
+ exif = exif_read_fd(fd);
+ if (!exif) return FALSE;
+
+ item = exif_get_item(exif, COMMENT_KEY);
+ if (item && !write_comment)
+ {
+ exif_item_delete(exif, item);
+ item = NULL;
+ }
+
+ if (!item && write_comment) item = exif_add_item(exif, COMMENT_KEY);
+ if (item) exif_item_set_string(item, comment);
+
+ while ((item = exif_get_item(exif, KEYWORD_KEY)))
+ {
+ exif_item_delete(exif, item);
+ }
+
+ if (keywords)
+ {
+ GList *work;
+
+ item = exif_add_item(exif, KEYWORD_KEY);
+
+ work = keywords;
+ while (work)
+ {
+ exif_item_set_string(item, (gchar *) work->data);
+ work = work->next;
+ }
+ }
+
+ success = exif_write(exif);
+
+ exif_free_fd(fd, exif);
+
+ return success;
+}
+
+gint comment_write(FileData *fd, GList *keywords, const gchar *comment)
+{
+ if (!fd) return FALSE;
+
+ if (options->save_metadata_in_image_file &&
+ comment_xmp_write(fd, keywords, comment))
+ {
+ comment_delete_legacy(fd);
+ return TRUE;
+ }
+
+ return comment_legacy_write(fd, keywords, comment);
+}
+
+gint comment_read(FileData *fd, GList **keywords, gchar **comment)
+{
+ GList *keywords1 = NULL;
+ GList *keywords2 = NULL;
+ gchar *comment1 = NULL;
+ gchar *comment2 = NULL;
+ gint res1, res2;
+
+ if (!fd) return FALSE;
+
+ res1 = comment_xmp_read(fd, &keywords1, &comment1);
+ res2 = comment_legacy_read(fd, &keywords2, &comment2);
+
+ if (!res1 && !res2)
+ {
+ return FALSE;
+ }
+
+ if (keywords)
+ {
+ if (res1 && res2)
+ *keywords = g_list_concat(keywords1, keywords2);
+ else
+ *keywords = res1 ? keywords1 : keywords2;
+
+ *keywords = remove_duplicate_strings_from_list(*keywords);
+ }
+ else
+ {
+ if (res1) string_list_free(keywords1);
+ if (res2) string_list_free(keywords2);
+ }
+
+
+ if (comment)
+ {
+ if (res1 && res2 && comment1 && comment2 && comment1[0] && comment2[0])
+ *comment = g_strdup_printf("%s\n%s", comment1, comment2);
+ else
+ *comment = res1 ? comment1 : comment2;
+ }
+ if (res1 && (!comment || *comment != comment1)) g_free(comment1);
+ if (res2 && (!comment || *comment != comment2)) g_free(comment2);
+
+ // return FALSE in the following cases:
+ // - only looking for a comment and didn't find one
+ // - only looking for keywords and didn't find any
+ // - looking for either a comment or keywords, but found nothing
+ if ((!keywords && comment && !*comment) ||
+ (!comment && keywords && !*keywords) ||
+ ( comment && !*comment && keywords && !*keywords))
+ return FALSE;
+
+ return TRUE;
+}
+
+void metadata_set_keywords(FileData *fd, GList *keywords_to_use, gchar *comment_to_use, gint add)
+{
+ gchar *comment = NULL;
+ GList *keywords = NULL;
+ GList *save_list = NULL;
+
+ comment_read(fd, &keywords, &comment);
+
+ if (comment_to_use)
+ {
+ if (add && comment && *comment)
+ {
+ gchar *tmp = comment;
+
+ comment = g_strconcat(tmp, comment_to_use, NULL);
+ g_free(tmp);
+ }
+ else
+ {
+ g_free(comment);
+ comment = g_strdup(comment_to_use);
+ }
+ }
+
+ if (keywords_to_use)
+ {
+ if (add && keywords && g_list_length(keywords) > 0)
+ {
+ GList *work;
+
+ work = keywords_to_use;
+ while (work)
+ {
+ gchar *key;
+ GList *p;
+
+ key = work->data;
+ work = work->next;
+
+ p = keywords;
+ while (p && key)
+ {
+ gchar *needle = p->data;
+ p = p->next;
+
+ if (strcmp(needle, key) == 0) key = NULL;
+ }
+
+ if (key) keywords = g_list_append(keywords, g_strdup(key));
+ }
+ save_list = keywords;
+ }
+ else
+ {
+ save_list = keywords_to_use;
+ }
+ }
+
+ comment_write(fd, save_list, comment);
+
+ string_list_free(keywords);
+ g_free(comment);
+}
+
+gint keyword_list_find(GList *list, const gchar *keyword)
+{
+ while (list)
+ {
+ gchar *haystack = list->data;
+
+ if (haystack && keyword && strcmp(haystack, keyword) == 0) return TRUE;
+
+ list = list->next;
+ }
+
+ return FALSE;
+}
+
+#define KEYWORDS_SEPARATOR(c) ((c) == ',' || (c) == ';' || (c) == '\n' || (c) == '\r' || (c) == '\b')
+
+GList *string_to_keywords_list(const gchar *text)
+{
+ GList *list = NULL;
+ const gchar *ptr = text;
+
+ while (*ptr != '\0')
+ {
+ const gchar *begin;
+ gint l = 0;
+
+ while (KEYWORDS_SEPARATOR(*ptr)) ptr++;
+ begin = ptr;
+ while (*ptr != '\0' && !KEYWORDS_SEPARATOR(*ptr))
+ {
+ ptr++;
+ l++;
+ }
+
+ /* trim starting and ending whitespaces */
+ while (l > 0 && g_ascii_isspace(*begin)) begin++, l--;
+ while (l > 0 && g_ascii_isspace(begin[l-1])) l--;
+
+ if (l > 0)
+ {
+ gchar *keyword = g_strndup(begin, l);
+
+ /* only add if not already in the list */
+ if (keyword_list_find(list, keyword) == FALSE)
+ list = g_list_append(list, keyword);
+ else
+ g_free(keyword);
+ }
+ }
+
+ return list;
+}
+
+/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */
--- /dev/null
+/*
+ * Geeqie
+ * (C) 2004 John Ellis
+ * Copyright (C) 2008 The Geeqie Team
+ *
+ * Author: John Ellis, Laurent Monin
+ *
+ * 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!
+ */
+
+
+#ifndef METADATA_H
+#define METADATA_H
+
+gint comment_write(FileData *fd, GList *keywords, const gchar *comment);
+
+gint comment_read(FileData *fd, GList **keywords, gchar **comment);
+
+void metadata_set_keywords(FileData *fd, GList *keywords_to_use, gchar *comment_to_use, gint add);
+gint keyword_list_find(GList *list, const gchar *keyword);
+GList *string_to_keywords_list(const gchar *text);
+
+#endif
+/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */
#include "info.h"
#include "layout_image.h"
#include "menu.h"
+#include "metadata.h"
#include "misc.h"
#include "print.h"
#include "thumb.h"