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/**
* vimb - a webkit based vim like browser.
*
* Copyright (C) 2012-2013 Daniel Carl
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
#include "main.h"
#include "searchengine.h"
extern VbCore vb;
typedef struct {
char* handle;
char* uri;
} Searchengine;
static GSList* searchengine_find(const char* handle);
static gboolean searchengine_is_valid_uri(const char* uri);
static void searchengine_free(Searchengine* se);
void searchengine_cleanup(void)
{
if (vb.behave.searchengines) {
g_slist_free_full(vb.behave.searchengines, (GDestroyNotify)searchengine_free);
}
}
gboolean searchengine_add(const char* handle, const char* uri)
{
/* validate if the uri contains only one %s sequence */
if (!searchengine_is_valid_uri(uri)) {
return FALSE;
}
Searchengine* s = g_new0(Searchengine, 1);
s->handle = g_strdup(handle);
s->uri = g_strdup(uri);
vb.behave.searchengines = g_slist_prepend(vb.behave.searchengines, s);
return TRUE;
}
gboolean searchengine_remove(const char* handle)
{
GSList* list = searchengine_find(handle);
if (list) {
searchengine_free((Searchengine*)list->data);
vb.behave.searchengines = g_slist_delete_link(vb.behave.searchengines, list);
return TRUE;
}
return FALSE;
}
gboolean searchengine_set_default(const char* handle)
{
/* do not check if the search engin exists to be able to set the default
* before defining the search engines */
OVERWRITE_STRING(vb.behave.searchengine_default, handle);
return TRUE;
}
char* searchengine_get_uri(const char* handle)
{
const char* def = vb.behave.searchengine_default;
GSList* l = NULL;
if (handle && (l = searchengine_find(handle))) {
return ((Searchengine*)l->data)->uri;
} else if (def && (l = searchengine_find(def))) {
return ((Searchengine*)l->data)->uri;
}
return NULL;
}
static GSList* searchengine_find(const char* handle)
{
GSList* s;
for (s = vb.behave.searchengines; s != NULL; s = s->next) {
if (!strcmp(((Searchengine*)s->data)->handle, handle)) {
return s;
}
}
return NULL;
}
static gboolean searchengine_is_valid_uri(const char* uri)
{
int count = 0;
for (; *uri; uri++) {
if (*uri == '%') {
uri++;
if (*uri == 's') {
count++;
}
}
}
return count == 1;
}
static void searchengine_free(Searchengine* se)
{
g_free(se->uri);
g_free(se->handle);
g_free(se);
}
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