tabfile: make it possible to set metadata

And some related clean-up.

dicts/slovnik-cizich-slov.sh

@@ -5,4 +5,8 @@
 curl -Lo- https://slovnik-cizich-slov.abz.cz/export.php | \
 iconv -f latin2 -t UTF-8 | perl -CSD -F\\\| -le '
 	print "$_\t" . $F[2] =~ s/\\/\\\\/gr =~ s/; /\\n/gr for split(", ", $F[0])
-' | sort -u | tabfile slovnik-cizich-slov
+' | sort -u | tabfile slovnik-cizich-slov \
+	--book-name="Slovník cizích slov" \
+	--website=https://slovnik-cizich-slov.abz.cz \
+	--date="$(date +%F)" \
+	--collation=cs_CZ

src/add-pronunciation.c

@@ -250,30 +250,6 @@ worker (WorkerData *data)
 
 // --- Main --------------------------------------------------------------------
 
-/// Copy the contents of one StardictInfo object into another.  Ignores path.
-static void
-stardict_info_copy (StardictInfo *dest, const StardictInfo *src)
-{
-	dest->version = src->version;
-
-	guint i;
-	for (i = 0; i < _stardict_ifo_keys_length; i++)
-	{
-		const struct stardict_ifo_key *key = &_stardict_ifo_keys[i];
-		if (key->type == IFO_STRING)
-		{
-			gchar **p = &G_STRUCT_MEMBER (gchar *, dest, key->offset);
-			gchar  *q =  G_STRUCT_MEMBER (gchar *, src,  key->offset);
-
-			g_free (*p);
-			*p = q ? g_strdup (q) : NULL;
-		}
-		else
-			G_STRUCT_MEMBER (gulong, dest, key->offset) =
-				G_STRUCT_MEMBER (gulong, src, key->offset);
-	}
-}
-
 int
 main (int argc, char *argv[])
 {

src/stardict-private.h

@@ -79,4 +79,6 @@ extern const struct stardict_ifo_key _stardict_ifo_keys[];
 /// Denotes the length of _stardict_ifo_keys.
 extern gsize _stardict_ifo_keys_length;
 
+void stardict_info_copy (StardictInfo *dest, const StardictInfo *src);
+
 #endif  // ! STARDICTPRIVATE_H

src/stardict.c

@@ -209,6 +209,30 @@ const struct stardict_ifo_key _stardict_ifo_keys[] =
 
 gsize _stardict_ifo_keys_length = G_N_ELEMENTS (_stardict_ifo_keys);
 
+/// Copy the contents of one StardictInfo object into another.  Ignores path.
+void
+stardict_info_copy (StardictInfo *dest, const StardictInfo *src)
+{
+	dest->version = src->version;
+
+	guint i;
+	for (i = 0; i < _stardict_ifo_keys_length; i++)
+	{
+		const struct stardict_ifo_key *key = &_stardict_ifo_keys[i];
+		if (key->type == IFO_STRING)
+		{
+			gchar **p = &G_STRUCT_MEMBER (gchar *, dest, key->offset);
+			gchar  *q =  G_STRUCT_MEMBER (gchar *, src,  key->offset);
+
+			g_free (*p);
+			*p = q ? g_strdup (q) : NULL;
+		}
+		else
+			G_STRUCT_MEMBER (gulong, dest, key->offset) =
+				G_STRUCT_MEMBER (gulong, src, key->offset);
+	}
+}
+
 static gboolean
 load_ifo (StardictInfo *sti, const gchar *path, GError **error)
 {

src/tabfile.c

@@ -25,11 +25,15 @@
 #include <glib.h>
 #include <gio/gio.h>
 
+#include <unicode/ucol.h>
+
+#include "config.h"
 #include "stardict.h"
 #include "stardict-private.h"
 #include "generator.h"
 #include "utils.h"
 
+
 static gboolean
 set_data_error (GError **error, const gchar *message)
 {
@@ -119,6 +123,17 @@ transform (FILE *fsorted, Generator *generator, GError **error)
 	return TRUE;
 }
 
+static void
+validate_collation_locale (const gchar *locale)
+{
+	UErrorCode error = U_ZERO_ERROR;
+	UCollator *collator = ucol_open (locale, &error);
+	if (!collator)
+		fatal ("failed to create a collator for %s: %s\n",
+			locale, u_errorName (error));
+	ucol_close (collator);
+}
+
 int
 main (int argc, char *argv[])
 {
@@ -129,13 +144,50 @@ main (int argc, char *argv[])
 	GOptionContext *ctx = g_option_context_new ("output-basename < input");
 	g_option_context_set_summary (ctx,
 		"Create a StarDict dictionary from plaintext.");
+
+	StardictInfo template =
+	{
+		.same_type_sequence = "m",
+	};
+	GOptionEntry entries[] =
+	{
+		{ "book-name",   'b', 0, G_OPTION_ARG_STRING, &template.book_name,
+		  "Set the book name field", "TEXT" },
+		{ "author",      'a', 0, G_OPTION_ARG_STRING, &template.author,
+		  "Set the author field ", "NAME" },
+		{ "e-mail",      'e', 0, G_OPTION_ARG_STRING, &template.email,
+		  "Set the e-mail field", "ADDRESS" },
+		{ "website",     'w', 0, G_OPTION_ARG_STRING, &template.website,
+		  "Set the website field", "LINK" },
+		{ "description", 'd', 0, G_OPTION_ARG_STRING, &template.description,
+		  "Set the description field (newlines supported)", "TEXT" },
+		{ "date",        'D', 0, G_OPTION_ARG_STRING, &template.date,
+		  "Set the date field", "DATE" },
+		{ "collation",   'c', 0, G_OPTION_ARG_STRING, &template.collation,
+		  "Set the collation field (for ICU)", "LOCALE" },
+		{ }
+	};
+
+	g_option_context_add_main_entries (ctx, entries, GETTEXT_PACKAGE);
 	if (!g_option_context_parse (ctx, &argc, &argv, &error))
 		fatal ("Error: option parsing failed: %s\n", error->message);
-
 	if (argc != 2)
 		fatal ("%s", g_option_context_get_help (ctx, TRUE, FALSE));
 	g_option_context_free (ctx);
 
+	if (!template.book_name)
+		template.book_name = argv[1];
+	if (template.description)
+	{
+		gchar **lines = g_strsplit (template.description, "\n", -1);
+		g_free (template.description);
+		gchar *in_one_line = g_strjoinv ("<br>", lines);
+		g_strfreev (lines);
+		template.description = in_one_line;
+	}
+	if (template.collation)
+		validate_collation_locale (template.collation);
+
 	// This actually implements stardict_strcmp(), POSIX-compatibly.
 	// Your sort(1) is not expected to be stable by default, like bsdsort is.
 	FILE *fsorted = popen ("LC_ALL=C sort -t'\t' -k1f,1", "r");
@@ -149,11 +201,7 @@ main (int argc, char *argv[])
 
 	StardictInfo *info = generator->info;
 	info->version = SD_VERSION_3_0_0;
-	info->book_name = g_strdup (argv[1]);
+	stardict_info_copy (info, &template);
-	info->same_type_sequence = g_strdup ("m");
-
-	// This gets incremented each time an entry is finished
-	info->word_count = 0;
 
 	if (!transform (fsorted, generator, &error)
 	 || !generator_finish (generator, &error))

src/transform.c

@@ -140,31 +140,6 @@ update_from_filter (StardictDict *dict, Generator *generator,
 	return TRUE;
 }
 
-// FIXME: copied from add-pronunciation.c, should merge it somewhere (utils?)
-/// Copy the contents of one StardictInfo object into another.  Ignores path.
-static void
-stardict_info_copy (StardictInfo *dest, const StardictInfo *src)
-{
-	dest->version = src->version;
-
-	guint i;
-	for (i = 0; i < _stardict_ifo_keys_length; i++)
-	{
-		const struct stardict_ifo_key *key = &_stardict_ifo_keys[i];
-		if (key->type == IFO_STRING)
-		{
-			gchar **p = &G_STRUCT_MEMBER (gchar *, dest, key->offset);
-			gchar  *q =  G_STRUCT_MEMBER (gchar *, src,  key->offset);
-
-			g_free (*p);
-			*p = q ? g_strdup (q) : NULL;
-		}
-		else
-			G_STRUCT_MEMBER (gulong, dest, key->offset) =
-				G_STRUCT_MEMBER (gulong, src, key->offset);
-	}
-}
-
 int
 main (int argc, char *argv[])
 {