zathura/commands.c
2012-06-13 16:08:33 +02:00

562 lines
16 KiB
C

/* See LICENSE file for license and copyright information */
#include <string.h>
#include <stdlib.h>
#include <glib/gi18n.h>
#include "commands.h"
#include "shortcuts.h"
#include "bookmarks.h"
#include "database.h"
#include "document.h"
#include "zathura.h"
#include "print.h"
#include "document.h"
#include "utils.h"
#include "page-widget.h"
#include "page.h"
#include "plugin.h"
#include "internal.h"
#include "render.h"
#include <girara/session.h>
#include <girara/settings.h>
#include <girara/datastructures.h>
#include <girara/utils.h>
bool
cmd_bookmark_create(girara_session_t* session, girara_list_t* argument_list)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
const unsigned int argc = girara_list_size(argument_list);
if (argc != 1) {
girara_notify(session, GIRARA_ERROR, _("Invalid number of arguments given."));
return false;
}
const char* bookmark_name = girara_list_nth(argument_list, 0);
zathura_bookmark_t* bookmark = zathura_bookmark_get(zathura, bookmark_name);
if (bookmark != NULL) {
bookmark->page = zathura_document_get_current_page_number(zathura->document) + 1;
girara_notify(session, GIRARA_INFO, _("Bookmark successfuly updated: %s"), bookmark_name);
return true;
}
bookmark = zathura_bookmark_add(zathura, bookmark_name, zathura_document_get_current_page_number(zathura->document) + 1);
if (bookmark == NULL) {
girara_notify(session, GIRARA_ERROR, _("Could not create bookmark: %s"), bookmark_name);
return false;
}
girara_notify(session, GIRARA_INFO, _("Bookmark successfuly created: %s"), bookmark_name);
return true;
}
bool
cmd_bookmark_delete(girara_session_t* session, girara_list_t* argument_list)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
const unsigned int argc = girara_list_size(argument_list);
if (argc != 1) {
girara_notify(session, GIRARA_ERROR, _("Invalid number of arguments given."));
return false;
}
const char* bookmark = girara_list_nth(argument_list, 0);
if (zathura_bookmark_remove(zathura, bookmark)) {
girara_notify(session, GIRARA_INFO, _("Removed bookmark: %s"), bookmark);
} else {
girara_notify(session, GIRARA_ERROR, _("Failed to remove bookmark: %s"), bookmark);
}
return true;
}
bool
cmd_bookmark_open(girara_session_t* session, girara_list_t* argument_list)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
const unsigned int argc = girara_list_size(argument_list);
if (argc != 1) {
girara_notify(session, GIRARA_ERROR, _("Invalid number of arguments given."));
return false;
}
const char* bookmark_name = girara_list_nth(argument_list, 0);
zathura_bookmark_t* bookmark = zathura_bookmark_get(zathura, bookmark_name);
if (bookmark == NULL) {
girara_notify(session, GIRARA_ERROR, _("No such bookmark: %s"), bookmark_name);
return false;
}
return page_set(zathura, bookmark->page - 1);
}
bool
cmd_close(girara_session_t* session, girara_list_t* UNUSED(argument_list))
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
return true;
}
document_close(zathura, false);
return true;
}
bool
cmd_info(girara_session_t* session, girara_list_t* UNUSED(argument_list))
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
struct meta_field {
char* name;
zathura_document_information_type_t field;
};
struct meta_field meta_fields[] = {
{ "Title", ZATHURA_DOCUMENT_INFORMATION_TITLE },
{ "Author", ZATHURA_DOCUMENT_INFORMATION_AUTHOR },
{ "Subject", ZATHURA_DOCUMENT_INFORMATION_SUBJECT },
{ "Keywords", ZATHURA_DOCUMENT_INFORMATION_KEYWORDS },
{ "Creator", ZATHURA_DOCUMENT_INFORMATION_CREATOR },
{ "Producer", ZATHURA_DOCUMENT_INFORMATION_PRODUCER },
{ "Creation date", ZATHURA_DOCUMENT_INFORMATION_CREATION_DATE },
{ "Modiciation date", ZATHURA_DOCUMENT_INFORMATION_MODIFICATION_DATE }
};
girara_list_t* information = zathura_document_get_information(zathura->document, NULL);
if (information == NULL) {
girara_notify(session, GIRARA_INFO, _("No information available."));
return false;
}
GString* string = g_string_new(NULL);
GIRARA_LIST_FOREACH(information, zathura_document_information_entry_t*, iter, entry)
if (entry != NULL) {
for (unsigned int i = 0; i < LENGTH(meta_fields); i++) {
if (meta_fields[i].field == entry->type) {
char* text = g_strdup_printf("<b>%s:</b> %s\n", meta_fields[i].name, entry->value);
g_string_append(string, text);
g_free(text);
}
}
}
GIRARA_LIST_FOREACH_END(information, zathura_document_information_entry_t*, iter, entry);
if (strlen(string->str) > 0) {
g_string_erase(string, strlen(string->str) - 1, 1);
girara_notify(session, GIRARA_INFO, "%s", string->str);
} else {
girara_notify(session, GIRARA_INFO, _("No information available."));
}
g_string_free(string, TRUE);
return false;
}
bool
cmd_help(girara_session_t* UNUSED(session), girara_list_t*
UNUSED(argument_list))
{
return true;
}
bool
cmd_hlsearch(girara_session_t* session, girara_list_t* UNUSED(argument_list))
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
document_draw_search_results(zathura, true);
render_all(zathura);
return true;
}
bool
cmd_open(girara_session_t* session, girara_list_t* argument_list)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
const int argc = girara_list_size(argument_list);
if (argc > 2) {
girara_notify(session, GIRARA_ERROR, _("Too many arguments."));
return false;
} else if (argc >= 1) {
if (zathura->document != NULL) {
document_close(zathura, false);
}
document_open(zathura, girara_list_nth(argument_list, 0), (argc == 2) ? girara_list_nth(argument_list, 1) : NULL);
} else {
girara_notify(session, GIRARA_ERROR, _("No arguments given."));
return false;
}
return true;
}
bool
cmd_quit(girara_session_t* session, girara_list_t* UNUSED(argument_list))
{
sc_quit(session, NULL, NULL, 0);
return true;
}
bool
cmd_print(girara_session_t* session, girara_list_t* UNUSED(argument_list))
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
print(zathura);
return true;
}
bool
cmd_nohlsearch(girara_session_t* session, girara_list_t* UNUSED(argument_list))
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
document_draw_search_results(zathura, false);
render_all(zathura);
return true;
}
bool
cmd_save(girara_session_t* session, girara_list_t* argument_list)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
if (girara_list_size(argument_list) == 1) {
if (document_save(zathura, girara_list_nth(argument_list, 0), false) == true) {
girara_notify(session, GIRARA_INFO, _("Document saved."));
} else {
girara_notify(session, GIRARA_INFO, _("Failed to save document."));
}
} else {
girara_notify(session, GIRARA_ERROR, _("Invalid number of arguments."));
return false;
}
return true;
}
bool
cmd_savef(girara_session_t* session, girara_list_t* argument_list)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
if (girara_list_size(argument_list) == 1) {
if (document_save(zathura, girara_list_nth(argument_list, 0), true) == true) {
girara_notify(session, GIRARA_INFO, _("Document saved."));
} else {
girara_notify(session, GIRARA_INFO, _("Failed to save document."));
}
} else {
girara_notify(session, GIRARA_ERROR, _("Invalid number of arguments."));
return false;
}
return true;
}
bool
cmd_search(girara_session_t* session, const char* input, girara_argument_t* argument)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(input != NULL, false);
g_return_val_if_fail(argument != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL || strlen(input) == 0) {
return false;
}
bool firsthit = true;
zathura_error_t error = ZATHURA_ERROR_OK;
unsigned int number_of_pages = zathura_document_get_number_of_pages(zathura->document);
unsigned int current_page_number = zathura_document_get_current_page_number(zathura->document);
/* reset search highlighting */
bool nohlsearch = false;
girara_setting_get(session, "nohlsearch", &nohlsearch);
if (nohlsearch == false) {
document_draw_search_results(zathura, true);
}
/* search pages */
for (unsigned int page_id = 0; page_id < number_of_pages; ++page_id) {
unsigned int index = (page_id + current_page_number) % number_of_pages;
zathura_page_t* page = zathura_document_get_page(zathura->document, index);
if (page == NULL) {
continue;
}
GtkWidget* page_widget = zathura_page_get_widget(zathura, page);
g_object_set(page_widget, "draw-links", FALSE, NULL);
girara_list_t* result = zathura_page_search_text(page, input, &error);
if (result == NULL || girara_list_size(result) == 0) {
girara_list_free(result);
g_object_set(page_widget, "search-results", NULL, NULL);
if (error == ZATHURA_ERROR_NOT_IMPLEMENTED) {
break;
} else {
continue;
}
}
g_object_set(page_widget, "search-results", result, NULL);
if (firsthit == true) {
if (page_id != 0) {
page_set_delayed(zathura, zathura_page_get_index(page));
}
g_object_set(page_widget, "search-current", 0, NULL);
firsthit = false;
}
}
return true;
}
bool
cmd_export(girara_session_t* session, girara_list_t* argument_list)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
if (girara_list_size(argument_list) != 2) {
girara_notify(session, GIRARA_ERROR, _("Invalid number of arguments given."));
return false;
}
const char* file_identifier = girara_list_nth(argument_list, 0);
const char* file_name = girara_list_nth(argument_list, 1);
if (file_name == NULL || file_identifier == NULL) {
return false;
}
char* export_path = girara_fix_path(file_name);
if (export_path == NULL) {
return false;
}
/* attachment */
if (strncmp(file_identifier, "attachment-", strlen("attachment-")) == 0) {
if (zathura_document_attachment_save(zathura->document, file_identifier + strlen("attachment-"), export_path) == false) {
girara_notify(session, GIRARA_ERROR, _("Couldn't write attachment '%s' to '%s'."), file_identifier, file_name);
} else {
girara_notify(session, GIRARA_INFO, _("Wrote attachment '%s' to '%s'."), file_identifier, export_path);
}
/* image */
} else if (strncmp(file_identifier, "image-p", strlen("image-p")) == 0 && strlen(file_identifier) >= 10) {
/* parse page id */
const char* input = file_identifier + strlen("image-p");
int page_id = atoi(input);
if (page_id == 0) {
goto image_error;
}
/* parse image id */
input = strstr(input, "-");
if (input == NULL) {
goto image_error;
}
int image_id = atoi(input + 1);
if (image_id == 0) {
goto image_error;
}
/* get image */
zathura_page_t* page = zathura_document_get_page(zathura->document, page_id - 1);
if (page == NULL) {
goto image_error;
}
girara_list_t* images = zathura_page_images_get(page, NULL);
if (images == NULL) {
goto image_error;
}
zathura_image_t* image = girara_list_nth(images, image_id - 1);
if (image == NULL) {
goto image_error;
}
cairo_surface_t* surface = zathura_page_image_get_cairo(page, image, NULL);
if (surface == NULL) {
goto image_error;
}
if (cairo_surface_write_to_png(surface, export_path) == CAIRO_STATUS_SUCCESS) {
girara_notify(session, GIRARA_INFO, _("Wrote image '%s' to '%s'."), file_identifier, export_path);
} else {
girara_notify(session, GIRARA_ERROR, _("Couldn't write image '%s' to '%s'."), file_identifier, file_name);
}
goto error_ret;
image_error:
girara_notify(session, GIRARA_ERROR, _("Unknown image '%s'."), file_identifier);
goto error_ret;
/* unknown */
} else {
girara_notify(session, GIRARA_ERROR, _("Unknown attachment or image '%s'."), file_identifier);
}
error_ret:
g_free(export_path);
return true;
}
bool
cmd_offset(girara_session_t* session, girara_list_t* argument_list)
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
if (zathura->document == NULL) {
girara_notify(session, GIRARA_ERROR, _("No document opened."));
return false;
}
/* no argument: take current page as offset */
unsigned int page_offset = zathura_document_get_current_page_number(zathura->document);
/* retrieve offset from argument */
if (girara_list_size(argument_list) == 1) {
const char* value = girara_list_nth(argument_list, 0);
if (value != NULL) {
page_offset = atoi(value);
if (page_offset == 0 && strcmp(value, "0") != 0) {
girara_notify(session, GIRARA_WARNING, _("Argument must be a number."));
return false;
}
}
}
if (page_offset < zathura_document_get_number_of_pages(zathura->document)) {
zathura_document_set_page_offset(zathura->document, page_offset);
}
return true;
}
bool
cmd_version(girara_session_t* session, girara_list_t* UNUSED(argument_list))
{
g_return_val_if_fail(session != NULL, false);
g_return_val_if_fail(session->global.data != NULL, false);
zathura_t* zathura = session->global.data;
GString* string = g_string_new(NULL);
/* zathura version */
char* zathura_version = g_strdup_printf("zathura %d.%d.%d", ZATHURA_VERSION_MAJOR, ZATHURA_VERSION_MINOR, ZATHURA_VERSION_REV);
g_string_append(string, zathura_version);
g_free(zathura_version);
/* plugin information */
girara_list_t* plugins = zathura_plugin_manager_get_plugins(zathura->plugins.manager);
if (plugins != NULL) {
GIRARA_LIST_FOREACH(plugins, zathura_plugin_t*, iter, plugin)
char* name = zathura_plugin_get_name(plugin);
zathura_plugin_version_t version = zathura_plugin_get_version(plugin);
char* text = g_strdup_printf("\n<i>(plugin)</i> %s (%d.%d.%d) <i>(%s)</i>",
(name == NULL) ? "-" : name,
version.major,
version.minor,
version.rev,
zathura_plugin_get_path(plugin)
);
g_string_append(string, text);
g_free(text);
GIRARA_LIST_FOREACH_END(plugins, zathura_plugin_t*, iter, plugin);
}
/* display information */
girara_notify(session, GIRARA_INFO, "%s", string->str);
g_string_free(string, TRUE);
return true;
}