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102 lines
No EOL
2.7 KiB
PHP
102 lines
No EOL
2.7 KiB
PHP
<?php
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namespace Zotlabs\Lib;
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class LibBlock {
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static $cache = [];
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static $empty = [];
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// This limits the number of DB queries for fetch_by_entity to once per page load.
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static function fetch_from_cache($channel_id,$entity) {
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if (! self::$cache[$channel_id]) {
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if (! self::$empty[$channel_id]) {
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self::$cache[$channel_id] = self::fetch($channel_id);
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if (! self::$cache[$channel_id]) {
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self::$empty[$channel_id] = true;
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}
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}
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}
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if (self::$cache[$channel_id] && is_array(self::$cache[$channel_id])) {
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foreach (self::$cache[$channel_id] as $entry) {
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if (is_array($entry) && strcasecmp($entry['block_entity'],$entity) === 0) {
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return $entry;
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}
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}
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}
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return false;
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}
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static function store($arr) {
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$arr['block_entity'] = trim($arr['block_entity']);
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if (! $arr['block_entity']) {
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return false;
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}
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$arr['block_channel_id'] = ((array_key_exists('block_channel_id',$arr)) ? intval($arr['block_channel_id']) : 0);
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$arr['block_type'] = ((array_key_exists('block_type',$arr)) ? intval($arr['block_type']) : BLOCKTYPE_CHANNEL );
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$arr['block_comment'] = ((array_key_exists('block_comment',$arr)) ? escape_tags(trim($arr['block_comment'])) : EMPTY_STR);
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if (! intval($arr['block_id'])) {
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$r = q("select * from block where block_channel_id = %d and block_entity = '%s' and block_type = %d limit 1",
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intval($arr['block_channel_id']),
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dbesc($arr['block_entity']),
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intval($arr['block_type'])
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);
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if ($r) {
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$arr['block_id'] = $r[0]['block_id'];
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}
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}
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if (intval($arr['block_id'])) {
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return q("UPDATE block set block_channel_id = %d, block_entity = '%s', block_type = %d, block_comment = '%s' where block_id = %d",
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intval($arr['block_channel_id']),
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dbesc($arr['block_entity']),
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intval($arr['block_type']),
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dbesc($arr['block_comment']),
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intval($arr['block_id'])
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);
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}
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else {
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return create_table_from_array('block',$arr);
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}
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}
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static function remove($channel_id,$entity) {
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return q("delete from block where block_channel_id = %d and block_entity = '%s'",
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intval($channel_id),
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dbesc($entity)
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);
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}
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static function fetch_by_id($channel_id,$id) {
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$r = q("select * from block where block_channel_id = %d and block_id = %d ",
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intval($channel_id)
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);
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return (($r) ? array_shift($r) : $r);
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}
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static function fetch_by_entity($channel_id,$entity) {
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return self::fetch_from_cache($channel_id,$entity);
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}
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static function fetch($channel_id,$type = false) {
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$sql_extra = (($type === false) ? EMPTY_STR : " and block_type = " . intval($type));
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$r = q("select * from block where block_channel_id = %d $sql_extra",
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intval($channel_id)
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);
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return $r;
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}
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} |