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/* SPDX-FileCopyrightText: 2023 - Sébastien Wilmet <swilmet@gnome.org>
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include <gtksourceview/gtksource.h>
#include <stdlib.h>
/* This program prints, in HTML, the names of all GtkSourceLanguages found,
* categorized by section. With the "Other" section printed last.
*/
#define LAST_SECTION "Other"
static void
set_single_search_path (GtkSourceLanguageManager *language_manager,
const gchar *path)
{
const gchar *search_path[] = { path, NULL };
gtk_source_language_manager_set_search_path (language_manager, (gchar **) search_path);
}
static void
queue_free (gpointer queue)
{
if (queue != NULL)
{
g_queue_free_full (queue, g_object_unref);
}
}
static gint
compare_sections (gconstpointer a,
gconstpointer b)
{
const gchar *str_a = a;
const gchar *str_b = b;
return g_ascii_strcasecmp (str_a, str_b);
}
static gint
compare_languages (gconstpointer a,
gconstpointer b,
gpointer user_data)
{
GtkSourceLanguage *language_a = GTK_SOURCE_LANGUAGE (a);
GtkSourceLanguage *language_b = GTK_SOURCE_LANGUAGE (b);
const gchar *name_a = gtk_source_language_get_name (language_a);
const gchar *name_b = gtk_source_language_get_name (language_b);
return g_ascii_strcasecmp (name_a, name_b);
}
static void
insert_language_into_hash_table (GHashTable *hash_table,
GtkSourceLanguage *language)
{
const gchar *section;
GQueue *queue;
section = gtk_source_language_get_section (language);
if (section == NULL)
{
g_error ("Language without section.");
}
queue = g_hash_table_lookup (hash_table, section);
if (queue == NULL)
{
queue = g_queue_new ();
g_hash_table_insert (hash_table, g_strdup (section), queue);
}
g_queue_insert_sorted (queue,
g_object_ref (language),
compare_languages,
NULL);
}
static GHashTable *
get_languages_hash_table (GtkSourceLanguageManager *language_manager)
{
/* Keys: "owned gchar*": GtkSourceLanguage section.
* Values: "owned GQueue*": sorted queue of owned GtkSourceLanguage's.
*/
GHashTable *hash_table;
const gchar * const *language_ids;
gint i;
hash_table = g_hash_table_new_full (g_str_hash,
g_str_equal,
g_free,
queue_free);
language_ids = gtk_source_language_manager_get_language_ids (language_manager);
if (language_ids == NULL)
{
return hash_table;
}
for (i = 0; language_ids[i] != NULL; i++)
{
GtkSourceLanguage *cur_language;
cur_language = gtk_source_language_manager_get_language (language_manager, language_ids[i]);
if (!gtk_source_language_get_hidden (cur_language))
{
insert_language_into_hash_table (hash_table, cur_language);
}
}
return hash_table;
}
/* Returns: (transfer container). */
static GList *
get_sections_list (GHashTable *hash_table)
{
GList *list;
list = g_hash_table_get_keys (hash_table);
list = g_list_sort (list, compare_sections);
return list;
}
static void
print_section (GHashTable *hash_table,
const gchar *section)
{
GQueue *queue;
gchar *section_escaped;
GList *l;
queue = g_hash_table_lookup (hash_table, section);
if (queue == NULL)
{
return;
}
section_escaped = g_markup_escape_text (section, -1);
g_print ("<h2>%s</h2>\n", section_escaped);
g_free (section_escaped);
g_print ("<ul>\n");
for (l = queue->head; l != NULL; l = l->next)
{
GtkSourceLanguage *cur_language = GTK_SOURCE_LANGUAGE (l->data);
const gchar *name;
gchar *escaped_name;
name = gtk_source_language_get_name (cur_language);
escaped_name = g_markup_escape_text (name, -1);
g_print (" <li>%s</li>\n", escaped_name);
g_free (escaped_name);
}
g_print ("</ul>\n");
}
int
main (int argc,
char **argv)
{
const gchar *language_specs_dir;
GtkSourceLanguageManager *language_manager;
GHashTable *hash_table;
GList *sections_list;
GList *l;
if (argc != 2)
{
g_printerr ("Usage: %s <language-specs-dir>\n", argv[0]);
return EXIT_FAILURE;
}
gtk_source_init ();
language_specs_dir = argv[1];
language_manager = gtk_source_language_manager_new ();
set_single_search_path (language_manager, language_specs_dir);
hash_table = get_languages_hash_table (language_manager);
sections_list = get_sections_list (hash_table);
for (l = sections_list; l != NULL; l = l->next)
{
const gchar *section = l->data;
if (g_strcmp0 (section, LAST_SECTION) != 0)
{
print_section (hash_table, section);
g_print ("\n");
}
}
g_list_free (sections_list);
print_section (hash_table, LAST_SECTION);
g_object_unref (language_manager);
g_hash_table_unref (hash_table);
gtk_source_finalize ();
return EXIT_SUCCESS;
}
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