--- /dev/null
+/* GStreamer License Utility Functions
+ * Copyright (C) 2011 Tim-Philipp Müller <tim centricular net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+/* mklicensestables.c:
+ * little program that reads liblicense's license RDF files and outputs tables
+ * with the most important information, so we don't have to parse megabytes
+ * of mostly redundant RDF files to get some basic information (and vendors
+ * don't have to ship it all).
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "tag.h"
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+/* TODO: we can merge some of the jurisdiction-only license table entries
+ * into one entry with multiple jurisdictions and without the 'generic' flag,
+ * .e.g. by-nc-nd/2.5/es + by-nc-nd/2.5/au => by-nc-nd/2.5/{es,au} */
+
+#define LIBLICENSE_DATA_PREFIX "/usr/share/liblicense/licenses"
+
+static GHashTable *unknown_sources; /* NULL */
+
+static GList *licenses; /* NULL */
+
+/* list of languages used for translations */
+static GList *langs; /* NULL */
+
+/* keep in sync with licenses.c */
+static const gchar jurisdictions[] =
+ "ar\000at\000au\000be\000bg\000br\000ca\000ch\000cl\000cn\000co\000de\000"
+ "dk\000es\000fi\000fr\000hr\000hu\000il\000in\000it\000jp\000kr\000mk\000"
+ "mt\000mx\000my\000nl\000pe\000pl\000pt\000scotland\000se\000si\000tw\000"
+ "uk\000us\000za";
+
+/* keep in sync with gst_tag_get_license_version() */
+static const gchar known_versions[] = "1.0/2.0/2.1/2.5/3.0/";
+
+/* is this license 'generic' (and a base for any of the supported
+ * jurisdictions), or jurisdiction-specific only? */
+#define JURISDICTION_GENERIC (G_GUINT64_CONSTANT (1) << 63)
+
+typedef struct
+{
+ gchar *ref;
+ guint64 jurisdiction;
+ gchar *jurisdiction_suffix; /* if not generic (e.g. "jp/") */
+ gchar *legalcode;
+ gchar *version;
+ gchar *replaced_by;
+ gchar *source;
+
+ GstTagLicenseFlags flags;
+
+ gboolean deprecated;
+
+ GHashTable *titles;
+ GHashTable *descriptions;
+
+ /* for processing */
+ const gchar *cur_lang;
+ gboolean packed_into_source;
+
+ /* list of licenses packed into this one (ie. this is the source of those) */
+ GList *derived;
+} License;
+
+static GstTagLicenseFlags
+ref_to_flag (const gchar * ref)
+{
+ if (strcmp (ref, "http://creativecommons.org/ns#Reproduction") == 0)
+ return GST_TAG_LICENSE_PERMITS_REPRODUCTION;
+ if (strcmp (ref, "http://creativecommons.org/ns#Distribution") == 0)
+ return GST_TAG_LICENSE_PERMITS_DISTRIBUTION;
+ if (strcmp (ref, "http://creativecommons.org/ns#DerivativeWorks") == 0)
+ return GST_TAG_LICENSE_PERMITS_DERIVATIVE_WORKS;
+ if (strcmp (ref, "http://creativecommons.org/ns#Sharing") == 0)
+ return GST_TAG_LICENSE_PERMITS_SHARING;
+ if (strcmp (ref, "http://creativecommons.org/ns#Notice") == 0)
+ return GST_TAG_LICENSE_REQUIRES_NOTICE;
+ if (strcmp (ref, "http://creativecommons.org/ns#Attribution") == 0)
+ return GST_TAG_LICENSE_REQUIRES_ATTRIBUTION;
+ if (strcmp (ref, "http://creativecommons.org/ns#ShareAlike") == 0)
+ return GST_TAG_LICENSE_REQUIRES_SHARE_ALIKE;
+ if (strcmp (ref, "http://creativecommons.org/ns#SourceCode") == 0)
+ return GST_TAG_LICENSE_REQUIRES_SOURCE_CODE;
+ if (strcmp (ref, "http://creativecommons.org/ns#Copyleft") == 0)
+ return GST_TAG_LICENSE_REQUIRES_COPYLEFT;
+ if (strcmp (ref, "http://creativecommons.org/ns#LesserCopyleft") == 0)
+ return GST_TAG_LICENSE_REQUIRES_LESSER_COPYLEFT;
+ if (strcmp (ref, "http://creativecommons.org/ns#CommercialUse") == 0)
+ return GST_TAG_LICENSE_PROHIBITS_COMMERCIAL_USE;
+ if (strcmp (ref, "http://creativecommons.org/ns#HighIncomeNationUse") == 0)
+ return GST_TAG_LICENSE_PROHIBITS_HIGH_INCOME_NATION_USE;
+
+ g_error ("Unknown permits/requires/prohibits: %s\n", ref);
+ return 0;
+};
+
+static guint64
+ref_to_jurisdiction (const gchar * ref)
+{
+ const gchar *j = jurisdictions;
+ gchar *jur;
+ guint64 bit = 1;
+
+ jur = g_strdup (ref + strlen ("http://creativecommons.org/international/"));
+ g_strdelimit (jur, "/", '\0');
+ while (j < jurisdictions + sizeof (jurisdictions)) {
+ if (strcmp (j, jur) == 0) {
+ g_free (jur);
+ g_assert (bit != 0 && bit != JURISDICTION_GENERIC);
+ return bit;
+ }
+ j += strlen (j) + 1;
+ bit <<= 1;
+ }
+ g_error ("Unknown jurisdiction '%s'\n", ref);
+}
+
+typedef enum
+{
+ TAG_CC_LICENSE,
+ TAG_CC_JURISDICTION,
+ TAG_CC_LEGALCODE,
+ TAG_CC_PROHIBITS,
+ TAG_CC_REQUIRES,
+ TAG_CC_PERMITS,
+ TAG_CC_DEPRECATED_ON,
+ TAG_DC_CREATOR,
+ TAG_DC_SOURCE,
+ TAG_DC_TITLE,
+ TAG_DC_DESCRIPTION,
+ TAG_DCQ_HAS_VERSION,
+ TAG_DCQ_IS_REPLACED_BY,
+ TAG_RDF_RDF,
+ TAG_RDF_DESCRIPTION,
+} Tag;
+
+static const struct
+{
+ const gchar *element_name;
+ const gchar *attribute;
+ const Tag element_tag;
+} tag_map[] = {
+ {
+ "cc:License", "rdf:about", TAG_CC_LICENSE}, {
+ "cc:deprecatedOn", "rdf:datatype", TAG_CC_DEPRECATED_ON}, {
+ "cc:jurisdiction", "rdf:resource", TAG_CC_JURISDICTION}, {
+ "cc:legalcode", "rdf:resource", TAG_CC_LEGALCODE}, {
+ "cc:prohibits", "rdf:resource", TAG_CC_PROHIBITS}, {
+ "cc:requires", "rdf:resource", TAG_CC_REQUIRES}, {
+ "cc:permits", "rdf:resource", TAG_CC_PERMITS}, {
+ "dc:creator", "rdf:resource", TAG_DC_CREATOR}, {
+ "dc:source", "rdf:resource", TAG_DC_SOURCE}, {
+ "dc:title", "xml:lang", TAG_DC_TITLE}, {
+ "dc:description", "xml:lang", TAG_DC_DESCRIPTION}, {
+ "dcq:hasVersion", NULL, TAG_DCQ_HAS_VERSION}, {
+ "dcq:isReplacedBy", "rdf:resource", TAG_DCQ_IS_REPLACED_BY}, {
+ "rdf:RDF", NULL, TAG_RDF_RDF}, {
+ "rdf:Description", "rdf:about", TAG_RDF_DESCRIPTION},
+ /* these three are just for by-nc-nd_2.0_jp_.rdf */
+ {
+ "dc:isBasedOn", "rdf:resource", TAG_DC_SOURCE}, {
+ "dc:hasVersion", NULL, TAG_DCQ_HAS_VERSION}, {
+ "dc:isReplacedBy", "rdf:resource", TAG_DCQ_IS_REPLACED_BY}
+};
+
+static void
+parse_start (GMarkupParseContext * ctx, const gchar * element_name,
+ const gchar ** attr_names, const gchar ** attr_vals,
+ gpointer user_data, GError ** err)
+{
+ License *license = user_data;
+ const gchar *ref = NULL;
+ int i;
+
+ for (i = 0; i < G_N_ELEMENTS (tag_map); ++i) {
+ if (strcmp (element_name, tag_map[i].element_name) == 0)
+ break;
+ }
+
+ if (i == G_N_ELEMENTS (tag_map))
+ g_error ("Unexpected tag '%s'\n", element_name);
+
+ if (tag_map[i].attribute == NULL)
+ return;
+
+ if (!g_markup_collect_attributes (element_name, attr_names, attr_vals,
+ err, G_MARKUP_COLLECT_STRING, tag_map[i].attribute, &ref,
+ G_MARKUP_COLLECT_INVALID)) {
+ return;
+ }
+
+ switch (tag_map[i].element_tag) {
+ case TAG_CC_LICENSE:
+ if (!g_str_has_prefix (ref, "http://creativecommons.org/licenses/"))
+ g_error ("Unexpected license reference: %s\n", ref);
+ /* we assume one license per file, and CC license ref */
+ g_assert (license->ref == NULL);
+ license->ref = g_strdup (ref);
+ break;
+ case TAG_CC_JURISDICTION:
+ if (!g_str_has_prefix (ref, "http://creativecommons.org/international/"))
+ g_error ("Unknown license jurisdiction: %s\n", ref);
+ /* we assume one jurisdiction per license */
+ g_assert (license->jurisdiction == JURISDICTION_GENERIC);
+ license->jurisdiction = ref_to_jurisdiction (ref);
+ license->jurisdiction_suffix =
+ g_strdup (ref + strlen ("http://creativecommons.org/international/"));
+ break;
+ case TAG_CC_LEGALCODE:
+ if (!g_str_has_prefix (ref, "http://creativecommons.org/licenses/"))
+ g_error ("Unexpected legalcode reference: %s\n", ref);
+ /* we assume one legalcode per license */
+ g_assert (license->legalcode == NULL);
+ license->legalcode = g_strdup (ref);
+ break;
+ case TAG_DC_CREATOR:
+ if (strcmp (ref, "http://creativecommons.org") == 0) {
+ license->flags |= GST_TAG_LICENSE_CREATIVE_COMMONS_LICENSE;
+ } else if (strcmp (ref, "http://fsf.org") == 0) {
+ license->flags |= GST_TAG_LICENSE_FREE_SOFTWARE_FOUNDATION_LICENSE;
+ } else {
+ g_error ("Unknown license creator: %s\n", ref);
+ }
+ break;
+ case TAG_CC_DEPRECATED_ON:
+ break;
+ case TAG_CC_PROHIBITS:
+ case TAG_CC_REQUIRES:
+ case TAG_CC_PERMITS:
+ license->flags |= ref_to_flag (ref);
+ break;
+ case TAG_DC_TITLE:{
+ gchar *cur_lang;
+
+ cur_lang = g_strdelimit (g_strdup (ref), "-", '_');
+ license->cur_lang = g_intern_string (cur_lang);
+ if (!g_list_find_custom (langs, cur_lang, (GCompareFunc) strcmp))
+ langs = g_list_prepend (langs, (gpointer) license->cur_lang);
+
+ g_free (cur_lang);
+ break;
+ }
+ case TAG_DC_DESCRIPTION:{
+ gchar *cur_lang;
+
+ cur_lang = g_strdelimit (g_strdup (ref), "-", '_');
+ license->cur_lang = g_intern_string (cur_lang);
+ if (!g_list_find_custom (langs, cur_lang, (GCompareFunc) strcmp))
+ langs = g_list_prepend (langs, (gpointer) license->cur_lang);
+
+ g_free (cur_lang);
+ break;
+ }
+ case TAG_DCQ_IS_REPLACED_BY:
+ /* we assume one replacer per license for now */
+ g_assert (license->replaced_by == NULL);
+ license->replaced_by = g_strdup (ref);
+ break;
+ case TAG_RDF_DESCRIPTION:
+ if (!g_str_has_prefix (ref, "http://creativecommons.org/licenses/"))
+ g_error ("Unexpected license reference: %s\n", ref);
+ if (license->ref != NULL && strcmp (license->ref, ref) != 0) {
+ gchar *f, *r = g_strdup (ref);
+
+ /* work around bug in some of the RDFs ... */
+ if ((f = strstr (r, "by-nc-nd"))) {
+ memcpy (f, "by-nd-nc", 8);
+ }
+ if (strcmp (license->ref, r) != 0) {
+ g_error ("rdf:Description chunk for other than current license");
+ }
+ g_free (r);
+ }
+ break;
+ case TAG_DC_SOURCE:
+ if (!g_str_has_prefix (ref, "http://creativecommons.org/licenses/"))
+ g_error ("Unexpected source reference: %s\n", ref);
+ /* we assume one source (for jurisdiction-specific versions) */
+ g_assert (license->source == NULL);
+ license->source = g_strdup (ref);
+ break;
+ default:
+ g_printerr ("unhandled start tag: %s\n", element_name);
+ break;
+ }
+}
+
+static void
+parse_text (GMarkupParseContext * ctx, const gchar * text, gsize text_len,
+ gpointer user_data, GError ** err)
+{
+ License *license = user_data;
+ const gchar *element_name, *found;
+ int i;
+
+ element_name = g_markup_parse_context_get_element (ctx);
+ for (i = 0; i < G_N_ELEMENTS (tag_map); ++i) {
+ if (strcmp (element_name, tag_map[i].element_name) == 0)
+ break;
+ }
+
+ if (i == G_N_ELEMENTS (tag_map))
+ g_error ("Unexpected tag '%s'\n", element_name);
+
+ switch (tag_map[i].element_tag) {
+ case TAG_CC_LICENSE:
+ case TAG_CC_JURISDICTION:
+ case TAG_CC_LEGALCODE:
+ case TAG_DC_CREATOR:
+ case TAG_CC_PROHIBITS:
+ case TAG_CC_REQUIRES:
+ case TAG_CC_PERMITS:
+ case TAG_RDF_RDF:
+ case TAG_RDF_DESCRIPTION:
+ break;
+ case TAG_DC_TITLE:
+ if (license->titles == NULL) {
+ license->titles = g_hash_table_new (g_str_hash, g_str_equal);
+ }
+ g_hash_table_insert (license->titles, (gpointer) license->cur_lang,
+ (gpointer) g_intern_string (text));
+ break;
+ case TAG_DC_DESCRIPTION:{
+ gchar *txt = g_strdup (text);
+
+ if (license->descriptions == NULL) {
+ license->descriptions = g_hash_table_new (g_str_hash, g_str_equal);
+ }
+ g_strdelimit (txt, "\n", ' ');
+ g_hash_table_insert (license->descriptions, (gpointer) license->cur_lang,
+ (gpointer) g_intern_string (txt));
+ g_free (txt);
+ break;
+ }
+ case TAG_DCQ_HAS_VERSION:
+ /* we assume one version per license */
+ g_assert (license->version == NULL);
+ license->version = g_strdup (text);
+ found = strstr (known_versions, license->version);
+ if (found == NULL || found[strlen (license->version)] != '/')
+ g_error ("Unexpected version '%s', please add to table.", text);
+ break;
+ case TAG_CC_DEPRECATED_ON:
+ license->deprecated = TRUE;
+ break;
+ case TAG_DC_SOURCE: // FIXME
+ default:
+ g_print ("text (%s) (%s): '%s'\n", element_name, license->cur_lang, text);
+ }
+}
+
+static void
+parse_passthrough (GMarkupParseContext * ctx, const gchar * text, gsize len,
+ gpointer user_data, GError ** err)
+{
+ if (!g_str_has_prefix (text, "<?xml ")) {
+ g_error ("Unexpected passthrough text: %s\n", text);
+ }
+}
+
+static void
+parse_error (GMarkupParseContext * ctx, GError * err, gpointer data)
+{
+ g_error ("parse error: %s\n", err->message);
+}
+
+static const GMarkupParser license_rdf_parser = {
+ parse_start, NULL, parse_text, parse_passthrough, parse_error
+};
+
+static void
+parse_license_rdf (const gchar * fn, const gchar * rdf)
+{
+ GMarkupParseContext *ctx;
+ License *license;
+ GError *err = NULL;
+
+ if (!g_utf8_validate (rdf, -1, NULL)) {
+ g_error ("%s is not valid UTF-8\n", fn);
+ }
+
+ license = g_new0 (License, 1);
+
+ /* mark as generic until proven otherwise */
+ license->jurisdiction = JURISDICTION_GENERIC;
+
+ ctx = g_markup_parse_context_new (&license_rdf_parser,
+ G_MARKUP_TREAT_CDATA_AS_TEXT, license, NULL);
+
+ /* g_print ("Parsing %s\n", fn); */
+
+ if (!g_markup_parse_context_parse (ctx, rdf, -1, &err)) {
+ g_error ("Error parsing file %s: %s\n", fn, err->message);
+ }
+
+ licenses = g_list_append (licenses, license);
+
+ g_markup_parse_context_free (ctx);
+}
+
+static void
+read_licenses (const gchar * licenses_dir)
+{
+ const gchar *name;
+ GError *err = NULL;
+ GDir *dir;
+
+ dir = g_dir_open (licenses_dir, 0, &err);
+
+ if (dir == NULL)
+ g_error ("Failed to g_dir_open('%s'): %s", licenses_dir, err->message);
+
+ while ((name = g_dir_read_name (dir))) {
+ gchar *fn, *rdf;
+
+ fn = g_build_filename (licenses_dir, name, NULL);
+ if (g_file_get_contents (fn, &rdf, NULL, &err)) {
+ parse_license_rdf (fn, rdf);
+ g_free (rdf);
+ } else {
+ g_printerr ("Could not read file '%s': %s\n", fn, err->message);
+ g_error_free (err);
+ err = NULL;
+ }
+ g_free (fn);
+ }
+
+ g_dir_close (dir);
+}
+
+static License *
+find_license (const gchar * ref)
+{
+ GList *l;
+
+ if (!g_str_has_prefix (ref, "http://creativecommons.org/"))
+ return NULL;
+
+ for (l = licenses; l != NULL; l = l->next) {
+ License *license = l->data;
+
+ if (strcmp (license->ref, ref) == 0)
+ return license;
+ }
+
+ return NULL;
+}
+
+static int
+license_ref_cmp (License * a, License * b)
+{
+ return strcmp (a->ref, b->ref);
+}
+
+#define STRING_TABLE_MAX_STRINGS 100
+typedef struct
+{
+ GString *s;
+ guint num_escaped;
+ guint num_strings;
+ guint indices[STRING_TABLE_MAX_STRINGS];
+ gchar *strings[STRING_TABLE_MAX_STRINGS]; /* unescaped strings */
+} StringTable;
+
+static StringTable *
+string_table_new (void)
+{
+ StringTable *t = g_new0 (StringTable, 1);
+
+ t->s = g_string_new (NULL);
+ return t;
+}
+
+static void
+string_table_free (StringTable * t)
+{
+ int i;
+
+ for (i = 0; i < t->num_strings; ++i)
+ g_free (t->strings[i]);
+
+ g_string_free (t->s, TRUE);
+ g_free (t);
+}
+
+static guint
+string_table_add_string (StringTable * t, const gchar * str)
+{
+ const gchar *s;
+ guint idx, i;
+
+ /* check if we already have this string */
+ for (i = 0; i < t->num_strings; ++i) {
+ if (strcmp (t->strings[i], str) == 0)
+ return t->indices[i];
+ }
+
+ /* save current offset */
+ idx = t->s->len;
+
+ /* adjust for fact that \000 is 4 chars now but will take up only 1 later */
+ idx -= t->num_escaped * 3;
+
+ /* append one char at a time, making sure to escape UTF-8 characters */
+ for (s = str; s != NULL && *s != '\0'; ++s) {
+ if (g_ascii_isprint (*s) && *s != '"' && *s != '\\') {
+ g_string_append_c (t->s, *s);
+ } else {
+ g_string_append_printf (t->s, "\\%03o", (unsigned char) *s);
+ t->num_escaped++;
+ }
+ }
+ g_string_append (t->s, "\\000");
+ t->num_escaped++;
+
+ t->indices[t->num_strings] = idx;
+ t->strings[t->num_strings] = g_strdup (str);
+ ++t->num_strings;
+
+ return idx;
+}
+
+static void
+string_table_print (StringTable * t)
+{
+ const gchar *s;
+
+ s = t->s->str;
+ while (s != NULL && *s != '\0') {
+ gchar line[74], *lastesc;
+ guint left;
+
+ left = strlen (s);
+ g_strlcpy (line, s, MIN (left, sizeof (line)));
+ s += sizeof (line) - 1;
+ /* avoid partial escaped codes at the end of a line */
+ if ((lastesc = strrchr (line, '\\')) && strlen (lastesc) < 4) {
+ s -= strlen (lastesc);
+ *lastesc = '\0';
+ }
+ g_print (" \"%s\"", line);
+ if (left < 74)
+ break;
+ g_print ("\n");
+ }
+ g_print (";\n");
+}
+
+/* skip translation if translated string for e.g. "fr_ca" is same as for "fr" */
+static gboolean
+skip_translation (GHashTable * ht_strings, const gchar * lang,
+ const gchar * trans)
+{
+ const gchar *simple_trans;
+ gchar *simple_lang;
+
+ if (strchr (lang, '_') == NULL)
+ return FALSE;
+
+ simple_lang = g_strdup (lang);
+ g_strdelimit (simple_lang, "_", '\0');
+
+ simple_trans = g_hash_table_lookup (ht_strings, (gpointer) simple_lang);
+ g_free (simple_lang);
+
+ return (simple_trans != NULL && strcmp (trans, simple_trans) == 0);
+}
+
+static GVariant *
+create_translation_dict (GHashTable * ht_strings, const gchar * en)
+{
+ GVariantBuilder array;
+ guint count = 0;
+ GList *l;
+
+ g_variant_builder_init (&array, G_VARIANT_TYPE_ARRAY);
+
+ for (l = langs; l != NULL; l = l->next) {
+ const gchar *trans, *lang;
+
+ lang = (const gchar *) l->data;
+ trans = g_hash_table_lookup (ht_strings, (gpointer) lang);
+ if (trans != NULL && *trans != '\0' && strcmp (en, trans) != 0 &&
+ !skip_translation (ht_strings, lang, trans)) {
+ g_print ("%s (%s) => %s\n", en, lang, trans);
+ g_variant_builder_add_value (&array,
+ g_variant_new_dict_entry (g_variant_new_string (lang),
+ g_variant_new_string (trans)));
+ ++count;
+ }
+ }
+
+ if (count == 0) {
+ g_variant_builder_clear (&array);
+ return NULL;
+ }
+
+ return g_variant_builder_end (&array);
+}
+
+static void
+write_translations_dictionary (GList * licenses, const gchar * dict_filename)
+{
+ /* maps C string => (dictionary of: locale => translation) */
+ GVariantBuilder array;
+ /* maps C string => boolean (if it's in the dictionary already */
+ GHashTable *translations;
+ GVariant *var;
+ GList *l;
+ FILE *f;
+
+ /* sort langs for prettiness / to make variant dumps easier to read */
+ langs = g_list_sort (langs, (GCompareFunc) strcmp);
+
+ g_variant_builder_init (&array, G_VARIANT_TYPE_ARRAY);
+
+ translations = g_hash_table_new (g_str_hash, g_str_equal);
+
+ for (l = licenses; l != NULL; l = l->next) {
+ const gchar *en;
+ License *license;
+
+ license = l->data;
+
+ if (license->packed_into_source)
+ continue;
+
+ /* add title + translations */
+ en = g_hash_table_lookup (license->titles, "en");
+ g_assert (en != NULL);
+
+ /* check if we already have added translations for this string */
+ if (!g_hash_table_lookup (translations, (gpointer) en)) {
+ GVariant *trans;
+
+ trans = create_translation_dict (license->titles, en);
+ if (trans != NULL) {
+ g_variant_builder_add_value (&array,
+ g_variant_new_dict_entry (g_variant_new_string (en), trans));
+ g_hash_table_insert (translations, (gpointer) en,
+ GINT_TO_POINTER (TRUE));
+ }
+ }
+
+ /* add description + translations */
+ if (license->descriptions == NULL)
+ continue;
+
+ en = g_hash_table_lookup (license->descriptions, "en");
+ g_assert (en != NULL);
+
+ /* check if we already have added translations for this string */
+ if (!g_hash_table_lookup (translations, (gpointer) en)) {
+ GVariant *trans;
+
+ trans = create_translation_dict (license->descriptions, en);
+ if (trans != NULL) {
+ g_variant_builder_add_value (&array,
+ g_variant_new_dict_entry (g_variant_new_string (en), trans));
+ g_hash_table_insert (translations, (gpointer) en,
+ GINT_TO_POINTER (TRUE));
+ }
+ }
+ }
+
+ var = g_variant_builder_end (&array);
+
+ f = fopen (dict_filename, "wb");
+ if (fwrite (g_variant_get_data (var), g_variant_get_size (var), 1, f) != 1) {
+ g_error ("failed to write dict to file: %s", g_strerror (errno));
+ }
+ fclose (f);
+
+ g_printerr ("Wrote dictionary to %s, size: %u, type: %s\n", dict_filename,
+ (guint) g_variant_get_size (var), (gchar *) g_variant_get_type (var));
+
+ g_variant_unref (var);
+ g_hash_table_destroy (translations);
+}
+
+int
+main (int argc, char **argv)
+{
+ gchar *translation_dict_fn = NULL;
+ GOptionContext *ctx;
+ GOptionEntry options[] = {
+ {"translation-dictionary", 0, 0, G_OPTION_ARG_FILENAME,
+ &translation_dict_fn, "Filename of translations dictionary to write",
+ NULL},
+ {NULL}
+ };
+ StringTable *string_table;
+ GError *err = NULL;
+ GList *l;
+ int idx = 0;
+
+ g_type_init ();
+
+ ctx = g_option_context_new ("");
+ g_option_context_add_main_entries (ctx, options, NULL);
+ if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
+ g_printerr ("Error initializing: %s\n", err->message);
+ exit (1);
+ }
+ g_option_context_free (ctx);
+
+ read_licenses (LIBLICENSE_DATA_PREFIX);
+
+ g_printerr ("%d licenses\n", g_list_length (licenses));
+
+ unknown_sources = g_hash_table_new (g_str_hash, g_str_equal);
+
+ for (l = licenses; l != NULL; l = l->next) {
+ License *license = l->data;
+
+ /* if the license has as source, check if we can 'pack' it into the
+ * original license as a jurisdiction-specific variant */
+ if (license->source != NULL) {
+ License *source = find_license (license->source);
+
+ if (source != NULL) {
+ if (source->flags != license->flags) {
+ g_printerr ("Source and derived license have different flags:\n"
+ "\t0x%08x : %s\n\t0x%08x : %s\n", source->flags, source->ref,
+ license->flags, license->ref);
+ source = NULL;
+ } else {
+ if (source->descriptions == NULL) {
+ /* neither should the derived one then */
+ g_assert (license->descriptions == NULL);
+ } else {
+ /* make sure we're not settling for fewer descriptions than
+ * there are */
+ g_assert (g_hash_table_size (license->titles) <=
+ g_hash_table_size (source->titles));
+ g_assert (g_hash_table_size (license->descriptions) <=
+ g_hash_table_size (source->descriptions));
+ }
+ }
+ } else {
+ /* a source is referenced that we haven't encountered
+ * (possibly a referencing bug? seems to happen e.g. when there's a
+ * 2.1 version of a jurisdiction license and it refers to a 2.1
+ * source version, but there's only a 2.0 or 2.5 source version. So
+ * maybe it's supposed to refer to the 2.0 source then, who knows) */
+ if (!g_hash_table_lookup (unknown_sources, license->source)) {
+ g_printerr ("Unknown source license %s\n", license->source);
+ g_hash_table_insert (unknown_sources, g_strdup (license->source),
+ GUINT_TO_POINTER (TRUE));
+ }
+ /* g_print ("Unknown source license %s referenced from %s\n",
+ * license->source, license->ref); */
+ }
+
+ /* should we pack this into the source or not */
+ if (source != NULL) {
+ source->jurisdiction |= license->jurisdiction;
+ source->derived = g_list_insert_sorted (source->derived, license,
+ (GCompareFunc) license_ref_cmp);
+ license->packed_into_source = TRUE;
+ }
+ } else {
+ /* no source license */
+ if (license->titles == NULL)
+ g_error ("License has no titles: %s\n", license->ref);
+ if (license->descriptions == NULL);
+ g_printerr ("License %s has no descriptions!\n", license->ref);
+ }
+ }
+
+ licenses = g_list_sort (licenses, (GCompareFunc) license_ref_cmp);
+
+ string_table = string_table_new ();
+
+ g_print ("/* created by mklicensestables.c */\n");
+ g_print ("static const struct {\n"
+ " /* jurisdictions in addition to the generic version, bitfield */\n"
+ " const guint64 jurisdictions;\n"
+ " const GstTagLicenseFlags flags;\n"
+ " /* the bit after http://creativecommons.org/licenses/ */\n"
+ " const gchar ref[18];\n"
+ " gint16 title_idx; /* index in string table */\n"
+ " gint16 desc_idx; /* index in string table */\n"
+ "} licenses[] = {\n");
+
+ for (l = licenses; l != NULL; l = l->next) {
+ const gchar *title_en, *desc_en;
+ int idx_title, idx_desc;
+ License *license;
+
+ license = l->data;
+
+ if (license->packed_into_source)
+ continue;
+
+ title_en = g_hash_table_lookup (license->titles, "en");
+ g_assert (title_en != NULL);
+ idx_title = string_table_add_string (string_table, title_en);
+ g_assert (idx_title <= G_MAXINT16);
+
+ if (license->descriptions != NULL) {
+ desc_en = g_hash_table_lookup (license->descriptions, "en");
+ g_assert (desc_en != NULL);
+ idx_desc = string_table_add_string (string_table, desc_en);
+ g_assert (idx_desc <= G_MAXINT16);
+ } else {
+ idx_desc = -1;
+ }
+
+ /* output comments with license refs covered by the next stanza */
+ if (license->derived != NULL) {
+ GList *d;
+
+ g_print (" /* %2d %s\n", idx, license->ref);
+
+ for (d = license->derived; d != NULL; d = d->next) {
+ License *derived_license = d->data;
+
+ g_print (" * %2d %s%s\n", idx, derived_license->ref,
+ (d->next == NULL) ? " */" : "");
+ }
+ } else {
+ g_print (" /* %2d %s */\n", idx, license->ref);
+ }
+ /* output essential data */
+ {
+ gchar *ref;
+
+ ref =
+ g_strdup (license->ref +
+ strlen ("http://creativecommons.org/licenses/"));
+
+ /* remove jurisdiction suffix from ref if this is non-generic, since
+ * the suffix is already contained in the jurisdiction flags */
+ if (license->jurisdiction_suffix != NULL) {
+ gsize suffix_len = strlen (license->jurisdiction_suffix);
+ gchar *cutoff;
+
+ cutoff = ref + strlen (ref) - suffix_len;
+ g_assert (!strncmp (cutoff, license->jurisdiction_suffix, suffix_len));
+ g_assert (cutoff[suffix_len - 1] == '/');
+ g_assert (cutoff[suffix_len] == '\0');
+ *cutoff = '\0';
+ }
+
+ g_print (" { 0x%016" G_GINT64_MODIFIER "x, 0x%08x, \"%s\", %d, %d }%s\n",
+ license->jurisdiction, license->flags, ref, idx_title, idx_desc,
+ (l->next != NULL) ? "," : "");
+
+ g_free (ref);
+ }
+ ++idx;
+ }
+ g_print ("};\n");
+
+ g_print ("\nstatic const gchar license_strings[] =\n");
+ string_table_print (string_table);
+ string_table_free (string_table);
+ string_table = NULL;
+
+ if (translation_dict_fn != NULL) {
+ write_translations_dictionary (licenses, translation_dict_fn);
+ }
+
+ return 0;
+}
projects / platform / upstream / gstreamer.git / commitdiff