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#include <string.h>
#include <assert.h>
#include "block.h"
#include "util.h"
#include "action.h"
#include "config.h"
#include "any_log.h"
extern const block_scheme_t block_text_scheme;
extern const block_scheme_t block_group_scheme;
extern const block_scheme_t block_ram_scheme;
extern const block_scheme_t block_fs_scheme;
extern const block_scheme_t block_date_scheme;
extern const block_scheme_t block_script_scheme;
extern const block_scheme_t block_slider_scheme;
const block_scheme_t *block_schemes[] = {
&block_text_scheme,
&block_group_scheme,
&block_ram_scheme,
&block_fs_scheme,
&block_date_scheme,
&block_script_scheme,
&block_slider_scheme,
NULL,
};
void block_update(block_t *block)
{
if (block->update_fn != NULL) {
struct timespec now, diff;
timespec_get(&now, TIME_UTC);
diff = timespec_diff(now, block->update_last);
if (timespec_greater(diff, block->update_interval)) {
log_value_trace("Updating block",
"s:label", block->label,
"g:ts", ANY_LOG_FORMATTER(timespec_print), &now);
block->update_fn(block);
block->update_last = now;
}
}
// NOTE: Block spec should handle its children by itself...
//
if (block->type == BLOCK_GROUP) {
block_group_t *group = (block_group_t *)block;
for (size_t i = 0; i < group->n_children; i++)
block_update(group->children[i]);
}
}
int block_validate_entry(block_t *block, const config_entry_t *entry)
{
if (entry->checks == NULL)
return 0;
int errors = 0;
for (size_t i = 0; entry->checks[i].type != CHECK_NONE; i++) {
void *result = (void *)block + entry->offset;
switch (entry->checks[i].type) {
case CHECK_POSITIVE: {
assert(entry->type == CONFIG_INT || entry->type == CONFIG_DOUBLE);
bool positive = entry->type == CONFIG_INT
? *(int *)result >= 0
: *(double *)result >= 0.0;
if (!positive) {
log_error("Value 'block.%s.%s' violates constraint '%s'", block->label, entry->key, "positive");
errors++;
}
break;
}
case CHECK_IN_RANGE: {
assert(entry->type == CONFIG_INT || entry->type == CONFIG_UINT || entry->type == CONFIG_DOUBLE);
double min = entry->checks[i].range.min,
max = entry->checks[i].range.max,
value = entry->type == CONFIG_INT
? *(int *)result
: entry->type == CONFIG_UINT
? *(unsigned int *)result
: *(double *)result;
if (value <= min || value >= max) {
log_error("Value 'block.%s.%s' violates constraint '%s(%g, %g)'",
block->label, entry->key, "in_range", min, max);
errors++;
}
break;
}
case CHECK_GT_OTHER: {
void *other = (void *)block + entry->checks[i].compare.offset;
assert(entry->type == CONFIG_INT || entry->type == CONFIG_UINT || entry->type == CONFIG_DOUBLE);
assert(entry->type == entry->checks[i].compare.type);
double value1 = entry->type == CONFIG_INT
? *(int *)result
: entry->type == CONFIG_UINT
? *(unsigned int *)result
: *(double *)result;
double value2 = entry->type == CONFIG_INT
? *(int *)other
: entry->type == CONFIG_UINT
? *(unsigned int *)other
: *(double *)other;
if (value1 <= value2) {
log_error("Value 'block.%s.%s' violates constraint '%s(%p)'",
block->label, entry->key, "gt_memebr", other);
errors++;
}
break;
}
default:
unreachable();
}
}
return errors;
}
int block_validate(block_t *block, config_t *config)
{
if (block->scheme->validate_fn != NULL)
return block->scheme->validate_fn(block, config);
if (block->scheme->entries == NULL)
return 0;
int errors = 0;
for (size_t i = 0; block->scheme->entries[i].key != NULL; i++) {
errors += block_validate_entry(block, &block->scheme->entries[i]);
}
return errors;
}
bool block_resolve_action(block_t *block, config_t *config, action_t **action)
{
if (action == NULL || *action == NULL)
return true;
char *label = (char *)*action;
bool result = config_resolve_action(config, label, action);
if (!result) {
log_error("Action '%s' not found (referenced by block '%s')", label, block->label);
}
free(label);
return result;
}
bool block_resolve(block_t *block, config_t *config)
{
if (block->resolved)
return true;
block->resolved = true;
for (size_t i = 0; i < EVENT_MAX; i++) {
if (!block_resolve_action(block, config, &block->actions[i]))
return false;
}
return block->scheme->resolve_fn == NULL
|| block->scheme->resolve_fn(block, config);
}
bool block_change(block_t *block, config_t *config, const char *key, const char *value)
{
extern const config_entry_t block_entries[];
// Ignore notify invocations
config_status_t status = key == NULL
? CONFIG_UNKNOWN
: config_read_entry(block_entries, block, NULL, key, value);
if (status == CONFIG_UNKNOWN && block->scheme->change_fn != NULL)
status = block->scheme->change_fn(block, config, key, value);
return status == CONFIG_SUCCESS || (!config->action_strict_set && status == CONFIG_UNKNOWN);
}
void block_free(block_t *block)
{
if (block->scheme->clean_fn != NULL)
block->scheme->clean_fn(block);
gradient_clean(&block->bg_color);
gradient_clean(&block->line_color);
free(block->label);
free(block);
}
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