zathura/links.c

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C
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2012-05-28 12:43:22 +02:00
/* See LICENSE file for license and copyright information */
#include <glib.h>
#include <glib/gi18n.h>
#include <girara/utils.h>
#include <girara/session.h>
#include "links.h"
#include "zathura.h"
#include "document.h"
struct zathura_link_s
{
zathura_rectangle_t position; /**< Position of the link */
zathura_link_type_t type; /**< Link type */
zathura_link_target_t target; /**< Link target */
};
/* forward declarations */
static void link_remote(zathura_t* zathura, const char* file);
static void link_launch(zathura_t* zathura, zathura_link_t* link);
zathura_link_t*
zathura_link_new(zathura_link_type_t type, zathura_rectangle_t position,
zathura_link_target_t target)
{
zathura_link_t* link = g_malloc0(sizeof(zathura_link_t));
link->type = type;
link->position = position;
switch (type) {
case ZATHURA_LINK_GOTO_DEST:
link->target.page_number = target.page_number;
break;
case ZATHURA_LINK_GOTO_REMOTE:
case ZATHURA_LINK_URI:
if (target.value == NULL) {
g_free(link);
return NULL;
}
link->target.value = g_strdup(target.value);
break;
case ZATHURA_LINK_LAUNCH:
if (target.value == NULL) {
g_free(link);
return NULL;
}
link->target.value = g_strdup(target.value);
break;
default:
g_free(link);
return NULL;
}
return link;
}
void
zathura_link_free(zathura_link_t* link)
{
if (link == NULL) {
return;
}
switch (link->type) {
case ZATHURA_LINK_URI:
case ZATHURA_LINK_LAUNCH:
if (link->target.value != NULL) {
g_free(link->target.value);
}
break;
default:
break;
}
g_free(link);
}
zathura_link_type_t
zathura_link_get_type(zathura_link_t* link)
{
if (link == NULL) {
return ZATHURA_LINK_INVALID;
}
return link->type;
}
zathura_rectangle_t
zathura_link_get_position(zathura_link_t* link)
{
if (link == NULL) {
zathura_rectangle_t position = { 0, 0, 0, 0 };
return position;
}
return link->position;
}
zathura_link_target_t
zathura_link_get_target(zathura_link_t* link)
{
if (link == NULL) {
zathura_link_target_t target = { 0 };
return target;
}
return link->target;
}
void
zathura_link_evaluate(zathura_t* zathura, zathura_link_t* link)
{
if (zathura == NULL || link == NULL) {
return;
}
switch (link->type) {
case ZATHURA_LINK_GOTO_DEST:
page_set_delayed(zathura, link->target.page_number);
break;
case ZATHURA_LINK_GOTO_REMOTE:
link_remote(zathura, link->target.value);
break;
case ZATHURA_LINK_URI:
if (girara_xdg_open(link->target.value) == false) {
girara_notify(zathura->ui.session, GIRARA_ERROR, _("Failed to run xdg-open."));
}
break;
case ZATHURA_LINK_LAUNCH:
link_launch(zathura, link);
break;
default:
break;
}
}
static void
link_remote(zathura_t* zathura, const char* file)
{
if (zathura == NULL || file == NULL || zathura->document == NULL) {
return;
}
const char* path = zathura_document_get_path(zathura->document);
char* dir = g_path_get_dirname(path);
char* uri = g_build_filename(dir, file, NULL);
char* argv[] = {
*(zathura->global.arguments),
uri,
NULL
};
g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, NULL);
g_free(uri);
g_free(dir);
}
static void
link_launch(zathura_t* zathura, zathura_link_t* link)
{
if (zathura == NULL || link == NULL || zathura->document == NULL) {
return;
}
/* get file path */
if (link->target.value == NULL) {
return;
};
char* path = NULL;
if (g_path_is_absolute(link->target.value) == TRUE) {
path = g_strdup(link->target.value);
} else {
const char* document = zathura_document_get_path(zathura->document);
char* dir = g_path_get_dirname(document);
path = g_build_filename(dir, link->target.value, NULL);
g_free(dir);
}
if (girara_xdg_open(path) == false) {
girara_notify(zathura->ui.session, GIRARA_ERROR, _("Failed to run xdg-open."));
}
g_free(path);
}