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elinks/src/cache/dialogs.c
2022-01-28 17:32:27 +01:00

336 lines
8.8 KiB
C

/* Cache-related dialogs */
#ifndef _GNU_SOURCE
#define _GNU_SOURCE /* XXX: we _WANT_ strcasestr() ! */
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include "elinks.h"
#include "bfu/dialog.h"
#include "cache/cache.h"
#include "cache/dialogs.h"
#include "dialogs/edit.h"
#include "intl/libintl.h"
#include "main/object.h"
#include "protocol/uri.h"
#include "session/session.h"
#include "terminal/draw.h"
#include "terminal/terminal.h"
#include "util/conv.h"
#include "util/memory.h"
#include "util/string.h"
static void
lock_cache_entry(struct listbox_item *item)
{
object_lock((struct cache_entry *) item->udata);
}
static void
unlock_cache_entry(struct listbox_item *item)
{
object_unlock((struct cache_entry *) item->udata);
}
static int
is_cache_entry_used(struct listbox_item *item)
{
return is_object_used((struct cache_entry *) item->udata);
}
static char *
get_cache_entry_text(struct listbox_item *item, struct terminal *term)
{
struct cache_entry *cached = (struct cache_entry *)item->udata;
return get_uri_string(cached->uri, URI_PUBLIC);
}
static char *
get_cache_entry_info(struct listbox_item *item, struct terminal *term)
{
struct cache_entry *cached = (struct cache_entry *)item->udata;
struct string msg;
if (item->type == BI_FOLDER) return NULL;
if (!init_string(&msg)) return NULL;
add_to_string(&msg, _("URL", term));
add_to_string(&msg, ": ");
add_uri_to_string(&msg, cached->uri, URI_PUBLIC);
/* No need to use compare_uri() here we only want to check whether they
* point to the same URI. */
if (cached->proxy_uri != cached->uri) {
add_format_to_string(&msg, "\n%s: ", _("Proxy URL", term));
add_uri_to_string(&msg, cached->proxy_uri, URI_PUBLIC);
}
if (cached->redirect) {
add_format_to_string(&msg, "\n%s: ", _("Redirect", term));
add_uri_to_string(&msg, cached->redirect, URI_PUBLIC);
if (cached->redirect_get) {
add_to_string(&msg, " (GET)");
}
}
add_format_to_string(&msg, "\n%s: %" OFF_PRINT_FORMAT, _("Size", term),
(off_print_T) cached->length);
add_format_to_string(&msg, "\n%s: %" OFF_PRINT_FORMAT, _("Loaded size", term),
(off_print_T) cached->data_size);
if (cached->content_type) {
add_format_to_string(&msg, "\n%s: %s", _("Content type", term),
cached->content_type);
}
if (cached->last_modified) {
add_format_to_string(&msg, "\n%s: %s", _("Last modified", term),
cached->last_modified);
}
if (cached->etag) {
add_format_to_string(&msg, "\n%s: %s", "ETag",
cached->etag);
}
if (cached->ssl_info) {
add_format_to_string(&msg, "\n%s: %s", _("SSL Cipher", term),
cached->ssl_info);
}
if (cached->encoding_info) {
add_format_to_string(&msg, "\n%s: %s", _("Encoding", term),
cached->encoding_info);
}
if (cached->incomplete || !cached->valid) {
add_char_to_string(&msg, '\n');
add_to_string(&msg, _("Flags", term));
add_to_string(&msg, ": ");
if (cached->incomplete) {
add_to_string(&msg, _("incomplete", term));
add_char_to_string(&msg, ' ');
}
if (!cached->valid) add_to_string(&msg, _("invalid", term));
}
#ifdef HAVE_STRFTIME
if (cached->expire) {
time_t expires = timeval_to_seconds(&cached->max_age);
add_format_to_string(&msg, "\n%s: ", _("Expires", term));
add_date_to_string(&msg, get_opt_str("ui.date_format", NULL), &expires);
}
#endif
add_format_to_string(&msg, "\n%s: ", _("Cache mode", term));
switch (cached->cache_mode) {
case CACHE_MODE_NEVER:
add_to_string(&msg, _("never use cache entry", term));
break;
case CACHE_MODE_ALWAYS:
add_to_string(&msg, _("always use cache entry", term));
break;
case CACHE_MODE_INCREMENT:
case CACHE_MODE_NORMAL:
case CACHE_MODE_CHECK_IF_MODIFIED:
case CACHE_MODE_FORCE_RELOAD:
/* Cache entries only use two values of cache_mode_T. */
INTERNAL("cached->cache_mode = %d", cached->cache_mode);
break;
}
#ifdef CONFIG_DEBUG
add_format_to_string(&msg, "\n%s: %d", "Refcount", get_object_refcount(cached));
add_format_to_string(&msg, "\n%s: %u", _("ID", term), cached->cache_id);
if (cached->head && *cached->head) {
add_format_to_string(&msg, "\n%s:\n\n%s", _("Header", term),
cached->head);
}
#endif
return msg.source;
}
static struct uri *
get_cache_entry_uri(struct listbox_item *item)
{
struct cache_entry *cached = (struct cache_entry *)item->udata;
return get_uri_reference(cached->uri);
}
static struct listbox_item *
get_cache_entry_root(struct listbox_item *item)
{
return NULL;
}
static int
can_delete_cache_entry(struct listbox_item *item)
{
return 1;
}
static void
delete_cache_entry_item(struct listbox_item *item, int last)
{
struct cache_entry *cached = (struct cache_entry *)item->udata;
assert(!is_object_used(cached));
delete_cache_entry(cached);
}
static enum listbox_match
match_cache_entry(struct listbox_item *item, struct terminal *term,
char *text)
{
struct cache_entry *cached = (struct cache_entry *)item->udata;
if (c_strcasestr((const char *)struri(cached->uri), (const char *)text)
|| (cached->head && c_strcasestr((const char *)cached->head, (const char *)text)))
return LISTBOX_MATCH_OK;
return LISTBOX_MATCH_NO;
}
static enum listbox_match
match_cache_entry_contents(struct listbox_item *item, struct terminal *term,
char *text)
{
struct cache_entry *cached = (struct cache_entry *)item->udata;
struct fragment *fragment = get_cache_fragment(cached);
if (fragment && strlcasestr(fragment->data, fragment->length, text, -1))
return LISTBOX_MATCH_OK;
return LISTBOX_MATCH_NO;
}
static struct listbox_ops_messages cache_messages = {
/* cant_delete_item */
N_("Sorry, but cache entry \"%s\" cannot be deleted."),
/* cant_delete_used_item */
N_("Sorry, but cache entry \"%s\" is being used by something else."),
/* cant_delete_folder */
NULL,
/* cant_delete_used_folder */
NULL,
/* delete_marked_items_title */
N_("Delete marked cache entries"),
/* delete_marked_items */
N_("Delete marked cache entries?"),
/* delete_folder_title */
NULL,
/* delete_folder */
NULL,
/* delete_item_title */
N_("Delete cache entry"),
/* delete_item; xgettext:c-format */
N_("Delete this cache entry?"),
/* clear_all_items_title */
NULL,
/* clear_all_items_title */
NULL,
};
#define ops(matchfn) \
lock_cache_entry, \
unlock_cache_entry, \
is_cache_entry_used, \
get_cache_entry_text, \
get_cache_entry_info, \
get_cache_entry_uri, \
get_cache_entry_root, \
matchfn, \
can_delete_cache_entry, \
delete_cache_entry_item, \
NULL, \
&cache_messages,
/* Each hierbox window is represented by an instance of struct hierbox,
* which has a corresponding instance of struct listbox_data. That
* instance of struct listbox_data will point one of the following two
* struct listbox_ops instances depending on which type of search the
* user is performing in that hierbox. The two struct listbox_ops
* instances differ only in the match callback. */
const static struct listbox_ops cache_entry_listbox_ops_match_contents = {
ops(match_cache_entry_contents)
};
const static struct listbox_ops cache_entry_listbox_ops = {
ops(match_cache_entry)
};
#undef ops
static widget_handler_status_T
push_cache_hierbox_search_button(struct dialog_data *dlg_data, struct widget_data *button)
{
struct listbox_data *box = get_dlg_listbox_data(dlg_data);
box->ops = &cache_entry_listbox_ops;
return push_hierbox_search_button(dlg_data, button);
}
static widget_handler_status_T
push_cache_hierbox_search_contents_button(struct dialog_data *dlg_data, struct widget_data *button)
{
struct listbox_data *box = get_dlg_listbox_data(dlg_data);
box->ops = &cache_entry_listbox_ops_match_contents;
return push_hierbox_search_button(dlg_data, button);
}
static widget_handler_status_T
push_invalidate_button(struct dialog_data *dlg_data, struct widget_data *button)
{
struct terminal *term = dlg_data->win->term;
struct listbox_data *box = get_dlg_listbox_data(dlg_data);
struct cache_entry *cached = (struct cache_entry *)box->sel->udata;
if (!box->sel || !box->sel->udata) return EVENT_PROCESSED;
assert(box->sel->type == BI_LEAF);
cached->valid = 0;
info_box(term, 0, N_("Cache entry invalidated"), ALIGN_CENTER,
N_("Cache entry invalidated."));
return EVENT_PROCESSED;
}
static const struct hierbox_browser_button cache_buttons[] = {
/* [gettext_accelerator_context(.cache_buttons)] */
{ N_("~Info"), push_hierbox_info_button, 1 },
{ N_("~Goto"), push_hierbox_goto_button, 1 },
{ N_("~Delete"), push_hierbox_delete_button, 1 },
{ N_("~Search"), push_cache_hierbox_search_button, 1 },
{ N_("Search c~ontents"), push_cache_hierbox_search_contents_button, 1 },
{ N_("In~validate"), push_invalidate_button, 1 },
};
struct_hierbox_browser(
cache_browser,
N_("Cache manager"),
cache_buttons,
&cache_entry_listbox_ops
);
void
cache_manager(struct session *ses)
{
hierbox_browser(&cache_browser, ses);
}