<?php

/**
 * [Discuz!] (C)2001-2099 Discuz! Team
 * This is NOT a freeware, use is subject to license terms
 * https://license.discuz.vip
 */

if(!defined('IN_DISCUZ')) {
	exit('Access Denied');
}

function block_script($blockclass, $script) {
	global $_G;
	if(!isset($_G['cache']['blockindex'])) {
		loadcache('blockindex');
	}
	$arr = explode('_', $blockclass);
	$dirname = $arr[0];
	$xmlid = null;
	if(strtoupper($dirname) == 'XML' && $script == 'xml' && intval($arr[1])) {
		$xmlid = intval($arr[1]);
	}
	$var = "blockscript_{$dirname}_{$script}";
	$class = 'block_'.$script;
	if(!isset($_G[$var]) || $xmlid) {
		$_G[$var] = false;
		if(!empty($pathindex = $_G['cache']['blockindex']['sub'][$blockclass.'.'.$script]) &&
			!empty($path = $_G['cache']['blockindex']['path'][$pathindex]) && (@include_once $path.$class.'.php')) {
			$_G[$var] = $xmlid ? new $class($xmlid) : new $class();
		} elseif(@include_once libfile($class, 'class/block/'.$dirname)) {
			$_G[$var] = $xmlid ? new $class($xmlid) : new $class();
		}
	}
	return $_G[$var];
}

function block_get_batch($parameter) {
	global $_G;
	$bids = $parameter && is_array($parameter) ? $parameter : ($parameter ? explode(',', $parameter) : []);
	$bids = array_map('intval', $bids);
	$bids = array_unique($bids);
	$styleids = [];

	if($bids) {
		if(table_common_block::t()->allowmem) {
			if(($cachedata = memory('get', $bids, 'blockcache_')) !== false) {
				foreach($cachedata as $bid => $block) {
					$_G['block'][$bid] = $block;
					if($block['styleid']) {
						$styleids[$block['styleid']] = $block['styleid'];
					}
				}
				if($styleids) {
					block_getstyle($styleids);
				}
				if(!($bids = array_diff($bids, array_keys($cachedata)))) {
					return true;
				}
			}
		}

		$items = $prelist = [];
		foreach(table_common_block_item::t()->fetch_all_by_bid($bids) as $item) {
			if($item['itemtype'] == '1' && $item['enddate'] && $item['enddate'] < TIMESTAMP) {
				continue;
			} elseif($item['itemtype'] == '1' && (!$item['startdate'] || $item['startdate'] <= TIMESTAMP)) {
				if(!empty($items[$item['bid']][$item['displayorder']])) {
					$prelist[$item['bid']] = [];
				}
				$prelist[$item['bid']][$item['displayorder']] = $item;
			}
			$items[$item['bid']][$item['displayorder']] = $item;
		}
		foreach(table_common_block::t()->fetch_all($bids) as $bid => $block) {
			if(!empty($block['styleid']) && $block['styleid'] > 0) {
				$styleids[] = intval($block['styleid']);
			}
			if(!empty($items[$bid])) {
				ksort($items[$bid]);
				$newitem = [];
				if(!empty($prelist[$bid])) {
					$countpre = 0;
					foreach($items[$bid] as $position => $item) {
						if(empty($prelist[$bid][$position])) {
							if(isset($items[$bid][$position + $countpre])) {
								$newitem[$position + $countpre] = $item;
							}
						} else {
							if($item['itemtype'] == '1') {
								if($prelist[$bid][$position]['startdate'] >= $item['startdate']) {
									$newitem[$position] = $prelist[$bid][$position];
								} else {
									$newitem[$position] = $item;
								}
							} else {
								$newitem[$position] = $prelist[$bid][$position];
								$countpre++;
								if(isset($items[$bid][$position + $countpre])) {
									$newitem[$position + $countpre] = $item;
								}
							}
						}
					}
					ksort($newitem);
				}
				$block['itemlist'] = empty($newitem) ? $items[$bid] : $newitem;
			}
			$block['param'] = $block['param'] ? dunserialize($block['param']) : [];
			$_G['block'][$bid] = $block;

			if(table_common_block::t()->allowmem) {
				memory('set', 'blockcache_'.$bid, $_G['block'][$bid], table_common_block::t()->cache_ttl);
			}

		}
	}
	if($styleids) {
		block_getstyle($styleids);
	}
}

function block_display_batch($bid) {
	echo block_fetch_content($bid);
}

function block_fetch_content($bid, $isjscall = false, $forceupdate = false) {
	global $_G;
	static $allowmem = null, $cachettl = null;
	if($allowmem === null) {
		$allowmem = ($cachettl = getglobal('setting/memory/diyblockoutput')) !== null && memory('check');
	}

	$str = '';
	$block = empty($_G['block'][$bid]) ? [] : $_G['block'][$bid];
	if(!$block) {
		return;
	}

	if(str_ends_with($block['blockclass'], '_real')) {
		$block = empty($_G['block'][$bid]) ? [] : $_G['block'][$bid];
		if($block) {
			$obj = block_script($block['blockclass'], $block['script']);
			if(is_object($obj)) {
				$return = $obj->getdata([], $block['param']);
				$block['summary'] = &$return['html'];
				$allowmem = false;
			}
		}
	} elseif($forceupdate) {
		block_updatecache($bid, true);
		$block = $_G['block'][$bid];
	} elseif($block['cachetime'] > 0 && $_G['timestamp'] - $block['dateline'] > $block['cachetime']) {

		$block['cachetimerange'] = empty($block['cachetimerange']) ? ($_G['setting']['blockcachetimerange'] ?? '') : $block['cachetimerange'];
		$inrange = empty($block['cachetimerange']);
		if(!$inrange) {
			$block['cachetimerange'] = explode(',', $block['cachetimerange']);
			$hour = date('G', TIMESTAMP);
			if($block['cachetimerange'][0] <= $block['cachetimerange'][1]) {
				$inrange = $block['cachetimerange'][0] <= $hour && $block['cachetimerange'][1] >= $hour;
			} else {
				$inrange = !($block['cachetimerange'][1] < $hour && $block['cachetimerange'][0] > $hour);
			}
		}

		if($isjscall || $block['punctualupdate']) {
			block_updatecache($bid, true);
			$block = $_G['block'][$bid];
		} elseif((empty($_G['blockupdate']) || $block['dateline'] < $_G['blockupdate']['dateline']) && $inrange) {
			$_G['blockupdate'] = ['bid' => $bid, 'dateline' => $block['dateline']];
		}
	}

	$hidediv = $isjscall || $block['blocktype'];

	$_cache_key = 'blockcache_'.($isjscall ? 'js' : 'htm').'_'.$bid;
	if($allowmem && empty($block['hidedisplay']) && empty($block['nocache']) && ($str = memory('get', $_cache_key)) !== false) {

	} else {

		if($hidediv) {
			if($block['summary']) $str .= $block['summary'];
			$str .= block_template($bid);
		} else {
			if($block['title']) $str .= $block['title'];
			$str .= '<div id="portal_block_'.$bid.'_content" class="dxb_bc">';
			if($block['summary']) {
				$str .= "<div class=\"portal_block_summary\">{$block['summary']}</div>";
			}
			$str .= block_template($bid);
			$str .= '</div>';
		}

		if($allowmem && empty($block['hidedisplay']) && empty($block['nocache'])) {
			memory('set', $_cache_key, $str, table_common_block::t()->cache_ttl);
		}
	}

	if(!$hidediv) {
		$classname = !empty($block['classname']) ? $block['classname'].' ' : '';
		$div = "<div id=\"portal_block_$bid\" class=\"{$classname}block move-span\">";
		if(($_GET['diy'] === 'yes' || $_GET['mobilediy'] === 'yes' || $_GET['inajax']) && check_diy_perm()) {
			$div .= "<div class='block-name'>{$block['name']} (ID:$bid)</div>";
		}
		$str = $div.$str.'</div>';
	}
	if($block['blockclass'] == 'html_html' && $block['script'] == 'search') $str = strtr($str, ['{FORMHASH}' => FORMHASH]);
	return !empty($block['hidedisplay']) ? '' : $str;
}

function block_updatecache($bid, $forceupdate = false) {
	global $_G;
	if((isset($_G['block'][$bid]['cachetime']) && $_G['block'][$bid]['cachetime'] < 0) || !$forceupdate && discuz_process::islocked('block_update_cache', 5)) {
		return false;
	}
	table_common_block::t()->clear_blockcache($bid);
	$block = empty($_G['block'][$bid]) ? [] : $_G['block'][$bid];
	if(!$block) {
		return false;
	}
	$obj = block_script($block['blockclass'], $block['script']);
	if(is_object($obj)) {
		table_common_block::t()->update($bid, ['dateline' => TIMESTAMP]);
		$_G['block'][$bid]['dateline'] = TIMESTAMP;
		$theclass = block_getclass($block['blockclass']);
		$thestyle = !empty($block['styleid']) ? block_getstyle($block['styleid']) : dunserialize($block['blockstyle']);

		if(in_array($block['blockclass'], ['forum_thread', 'group_thread', 'space_blog', 'space_pic', 'portal_article'])) {
			$datalist = [];
			$mapping = ['forum_thread' => 'tid', 'group_thread' => 'tid', 'space_blog' => 'blogid', 'space_pic' => 'picid', 'portal_article' => 'aid'];
			$idtype = $mapping[$block['blockclass']];
			$bannedids = !empty($block['param']['bannedids']) ? explode(',', $block['param']['bannedids']) : [];
			$bannedsql = $bannedids ? ' AND id NOT IN ('.dimplode($bannedids).')' : '';
			$shownum = intval($block['shownum']);
			$titlelength = !empty($block['param']['titlelength']) ? intval($block['param']['titlelength']) : 40;
			$summarylength = !empty($block['param']['summarylength']) ? intval($block['param']['summarylength']) : 80;
			foreach(table_common_block_item_data::t()->fetch_all_by_bid($bid, 1, 0, $shownum * 2, $bannedids, false) as $value) {
				$value['title'] = cutstr($value['title'], $titlelength, '');
				$value['summary'] = cutstr($value['summary'], $summarylength, '');
				$value['itemtype'] = '3';
				$datalist[] = $value;
				$bannedids[] = intval($value['id']);
			}
			$leftnum = $block['shownum'] - count($datalist);
			if($leftnum > 0 && empty($block['isblank'])) {
				if($leftnum != $block['param']['items']) {
					$block['param']['items'] = $leftnum;
					$block['param']['bannedids'] = implode(',', $bannedids);
				}
				$return = $obj->getdata($thestyle, $block['param']);
				$return['data'] = array_merge($datalist, (array)$return['data']);
			} else {
				$return['data'] = $datalist;
			}
		} else {
			$return = $obj->getdata($thestyle, $block['param']);
		}
		if($return['data'] === null) {
			$_G['block'][$block['bid']]['summary'] = $return['html'];
			table_common_block::t()->update($bid, ['summary' => $return['html']]);
		} else {
			$_G['block'][$block['bid']]['itemlist'] = block_updateitem($bid, $return['data']);
		}
	} else {
		table_common_block::t()->update($bid, ['dateline' => TIMESTAMP + 999999, 'cachetime' => 0]);
		$_G['block'][$bid]['dateline'] = TIMESTAMP + 999999;
	}
	if(table_common_block::t()->allowmem) {
		memory('set', 'blockcache_'.$bid, $_G['block'][$bid], table_common_block::t()->cache_ttl);
		$styleid = $_G['block'][$bid]['styleid'];
		if($styleid && $_G['blockstyle_'.$styleid]) {
			memory('set', 'blockstylecache_'.$styleid, $_G['blockstyle_'.$styleid], table_common_block::t()->cache_ttl);
		}
	}
	discuz_process::unlock('block_update_cache');
}

function block_template($bid) {
	global $_G;

	$block = empty($_G['block'][$bid]) ? [] : $_G['block'][$bid];

	$theclass = block_getclass($block['blockclass'], false);
	$thestyle = !empty($block['styleid']) ? block_getstyle($block['styleid']) : dunserialize($block['blockstyle']);
	if(empty($block) || empty($theclass) || empty($thestyle)) {
		return false;
	}
	$template = block_build_template($thestyle['template']);
	if(!empty($block['param']) && is_array($block['param'])) {
		foreach($block['param'] as $key => $value) {
			if(is_string($value)) {
				$template = str_replace('{'.$key.'}', $value, $template);
			}
		}
	}
	if(!empty($block['itemlist'])) {
		if($thestyle['moreurl']) {
			$template = str_replace('{moreurl}', 'portal.php?mod=block&bid='.$bid, $template);
		}
		$fields = ['picwidth' => [], 'picheight' => [], 'target' => [], 'currentorder' => []];
		if($block['hidedisplay']) {
			$fields = array_merge($fields, $theclass['fields']);
		} else {
			$thestyle['fields'] = !empty($thestyle['fields']) && is_array($thestyle['fields']) ? $thestyle['fields'] : block_parse_fields($template);
			foreach($thestyle['fields'] as $k) {
				if(isset($theclass['fields'][$k])) {
					$fields[$k] = $theclass['fields'][$k];
				}
			}
		}

		$order = 0;
		$dynamicparts = [];
		foreach($block['itemlist'] as $position => $blockitem) {
			$blockitem = is_array($blockitem) ? $blockitem : [];
			$itemid = $blockitem['itemid'];
			$order++;

			$rkey = $rpattern = $rvalue = $rtpl = [];
			$rkeyplug = false;
			if(isset($thestyle['template']['index'][$order]) && is_array($thestyle['template']['index'])) {
				$rkey[] = 'index_'.$order;
				$rpattern[] = '/\s*\[index='.$order.'\](.*?)\[\/index\]\s*/is';
				$rvalue[] = '';
				$rtpl[] = $thestyle['template']['index'][$order];
			}
			if(empty($rkey)) {
				$rkey[] = 'loop';
				$rpattern[] = '/\s*\[loop\](.*?)\[\/loop\]\s*/is';
				$rvalue[] = isset($dynamicparts['loop']) ? $dynamicparts['loop'][1] : '';
				if(is_array($thestyle['template']['order']) && isset($thestyle['template']['order'][$order])) {
					$rtpl[] = $thestyle['template']['order'][$order];
				} elseif(is_array($thestyle['template']['order']) && isset($thestyle['template']['order']['odd']) && ($order % 2 == 1)) {
					$rtpl[] = $thestyle['template']['order']['odd'];
				} elseif(is_array($thestyle['template']['order']) && isset($thestyle['template']['order']['even']) && ($order % 2 == 0)) {
					$rtpl[] = $thestyle['template']['order']['even'];
				} else {
					$rtpl[] = $thestyle['template']['loop'];
				}
			}
			if(!empty($thestyle['template']['indexplus'])) {
				foreach($thestyle['template']['indexplus'] as $k => $v) {
					if(isset($v[$order])) {
						$rkey[] = 'index'.$k.'='.$order;
						$rkeyplug = true;
						$rpattern[] = '/\[index'.$k.'='.$order.'\](.*?)\[\/index'.$k.'\]/is';
						$rvalue[] = '';
						$rtpl[] = $v[$order];
					}
				}
			}
			if(empty($rkeyplug)) {
				if(!empty($thestyle['template']['loopplus'])) {
					foreach($thestyle['template']['loopplus'] as $k => $v) {
						$rkey[] = 'loop'.$k;
						$rpattern[] = '/\s*\[loop'.$k.'\](.*?)\[\/loop'.$k.'\]\s*/is';
						$rvalue[] = isset($dynamicparts['loop'.$k]) ? $dynamicparts['loop'.$k][1] : '';
						if(is_array($thestyle['template']['orderplus'][$k]) && isset($thestyle['template']['orderplus'][$k][$order])) {
							$rtpl[] = $thestyle['template']['orderplus'][$k][$order];
						} elseif(is_array($thestyle['template']['orderplus'][$k]) && isset($thestyle['template']['orderplus'][$k]['odd']) && ($order % 2 == 1)) {
							$rtpl[] = $thestyle['template']['orderplus'][$k]['odd'];
						} elseif(is_array($thestyle['template']['orderplus'][$k]) && isset($thestyle['template']['orderplus'][$k]['even']) && ($order % 2 == 0)) {
							$rtpl[] = $thestyle['template']['orderplus'][$k]['even'];
						} else {
							$rtpl[] = $thestyle['template']['loopplus'][$k];
						}
					}
				}
			}
			$blockitem['fields'] = is_array($blockitem['fields']) ? $blockitem['fields'] : dunserialize($blockitem['fields']);
			$blockitem['fields'] = is_array($blockitem['fields']) ? $blockitem['fields'] : [];
			if(!empty($blockitem['showstyle'])) {
				$blockitem['fields']['showstyle'] = dunserialize($blockitem['showstyle']);
			}
			$blockitem = $blockitem['fields'] + $blockitem;

			$blockitem['picwidth'] = !empty($block['picwidth']) ? intval($block['picwidth']) : 'auto';
			$blockitem['picheight'] = !empty($block['picheight']) ? intval($block['picheight']) : 'auto';
			$blockitem['target'] = !empty($block['target']) ? ' target="_'.$block['target'].'"' : '';
			$blockitem['currentorder'] = $order;
			$blockitem['parity'] = $order % 2;

			$searcharr = $replacearr = [];
			$searcharr[] = '{parity}';
			$replacearr[] = $blockitem['parity'];
			foreach($fields as $key => $field) {
				$replacevalue = $blockitem[$key];
				$field['datatype'] = !empty($field['datatype']) ? $field['datatype'] : '';
				if($field['datatype'] == 'int') {
					$replacevalue = intval($replacevalue);
				} elseif($field['datatype'] == 'string') {
					$replacevalue = preg_quote($replacevalue);
				} elseif($field['datatype'] == 'date') {
					$replacevalue = dgmdate($replacevalue, $block['dateuformat'] ? 'u' : $block['dateformat'], '9999', $block['dateuformat'] ? $block['dateformat'] : '');
				} elseif($field['datatype'] == 'title') {
					$searcharr[] = '{title-title}';
					$replacearr[] = preg_quote(!empty($blockitem['fields']['fulltitle']) ? $blockitem['fields']['fulltitle'] : dhtmlspecialchars($replacevalue));
					$searcharr[] = '{alt-title}';
					$replacearr[] = preg_quote(!empty($blockitem['fields']['fulltitle']) ? $blockitem['fields']['fulltitle'] : dhtmlspecialchars($replacevalue));
					$replacevalue = preg_quote($replacevalue);
					if($blockitem['showstyle'] && ($style = block_showstyle($blockitem['showstyle'], 'title'))) {
						$replacevalue = '<font style="'.$style.'">'.$replacevalue.'</font>';
					}
				} elseif($field['datatype'] == 'summary') {
					$replacevalue = preg_quote($replacevalue);
					if($blockitem['showstyle'] && ($style = block_showstyle($blockitem['showstyle'], 'summary'))) {
						$replacevalue = '<font style="'.$style.'">'.$replacevalue.'</font>';
					}
				} elseif($field['datatype'] == 'pic') {
					if($blockitem['picflag'] == '1') {
						if(!$_G['setting']['ftp']['on'] || file_exists($_G['setting']['attachdir'].$replacevalue)) {
							$replacevalue = $_G['setting']['attachurl'].$replacevalue;
						} else {
							$replacevalue = (preg_match('/^https?:\/\//is', $replacevalue) ? '' : $_G['setting']['ftp']['attachurl']).$replacevalue;
						}
					} elseif($blockitem['picflag'] == '2') {
						$replacevalue = (preg_match('/^https?:\/\//is', $replacevalue) ? '' : $_G['setting']['ftp']['attachurl']).$replacevalue;
					}
					if(!$blockitem['picflag'] && $blockitem['thumbpath'] && $_G['setting']['ftp']['on'] == 2) {
						$replacevalue = $_G['setting']['attachurl'].$blockitem['thumbpath'];
						require_once libfile('class/image');
						if(!$blockitem['makethumb']) {
							$image = new image();
							$image->Thumb($blockitem['pic'], $blockitem['thumbpath'], $block['picwidth'], $block['picheight'], 2);
							ftpcmd('upload', $blockitem['thumbpath']);
							table_common_block_item::t()->update($itemid, ['makethumb' => 1]);
						}
					}
					if($blockitem['picflag'] && $block['picwidth'] && $block['picheight'] && $block['picwidth'] != 'auto' && $block['picheight'] != 'auto') {
						if($blockitem['makethumb'] == 1) {
							if($blockitem['picflag'] == '1') {
								if(!$_G['setting']['ftp']['on'] || file_exists($_G['setting']['attachdir'].$blockitem['thumbpath'])) {
									$replacevalue = $_G['setting']['attachurl'].$blockitem['thumbpath'];
								} else {
									$replacevalue = (preg_match('/^https?:\/\//is', $blockitem['thumbpath']) ? '' : $_G['setting']['ftp']['attachurl']).$blockitem['thumbpath'];
								}
							} elseif($blockitem['picflag'] == '2') {
								$replacevalue = (preg_match('/^https?:\/\//is', $blockitem['thumbpath']) ? '' : $_G['setting']['ftp']['attachurl']).$blockitem['thumbpath'];
							}
						} elseif(!$_G['block_makethumb'] && !$blockitem['makethumb']) {
							table_common_block_item::t()->update($itemid, ['makethumb' => 2]);
							require_once libfile('class/image');
							$image = new image();
							$thumbpath = block_thumbpath($block, $blockitem);
							if($_G['setting']['ftp']['on'] && !empty($_G['setting']['ftp']['host'])) {
								$ftp = &discuz_ftp::instance();
								$ftp->connect();
								if($ftp->connectid && $ftp->ftp_size($thumbpath) > 0) {
									$picflag = 1; 
									$_G['block_makethumb'] = true;
									@unlink($_G['setting']['attachdir'].'./'.$thumbpath);
									table_common_block_item::t()->update($itemid, ['picflag' => 2]);
									$replacevalue = (preg_match('/^https?:\/\//is', $thumbpath) ? '' : $_G['setting']['ftp']['attachurl']).$thumbpath;
								} else {
									$image->Thumb($replacevalue, $thumbpath, $block['picwidth'], $block['picheight'], 2);
									if(file_exists($_G['setting']['attachdir'].'./'.$thumbpath)) {
										if(ftpperm(fileext($thumbpath), filesize($_G['setting']['attachdir'].'./'.$thumbpath)) && $ftp->upload($_G['setting']['attachdir'].'/'.$thumbpath, $thumbpath)) {
											$picflag = 1; 
											$_G['block_makethumb'] = true;
											@unlink($_G['setting']['attachdir'].'./'.$thumbpath);
											table_common_block_item::t()->update($itemid, ['picflag' => 2]);
											$replacevalue = (preg_match('/^https?:\/\//is', $thumbpath) ? '' : $_G['setting']['ftp']['attachurl']).$thumbpath;
										} else {
											$picflag = 0; 
											$_G['block_makethumb'] = true;
										}
									}
								}
							} elseif(file_exists($_G['setting']['attachdir'].'./'.$thumbpath) || ($return = $image->Thumb($replacevalue, $thumbpath, $block['picwidth'], $block['picheight'], 2))) {
								$picflag = 0; 
								$_G['block_makethumb'] = true;
							}
							if($_G['block_makethumb']) {
								table_common_block_item::t()->update($itemid, ['makethumb' => 1, 'thumbpath' => $thumbpath]);
								table_common_block::t()->clear_blockcache($block['bid']);
								$thumbdata = ['bid' => $block['bid'], 'itemid' => $itemid, 'pic' => $thumbpath, 'picflag' => $picflag, 'type' => '0'];
								table_common_block_pic::t()->insert($thumbdata);
							}
						}
					}
				}
				$searcharr[] = '{'.$key.'}';
				$replacearr[] = $replacevalue;

				if($block['hidedisplay']) {
					if(str_contains($replacevalue, "\\")) {
						$replacevalue = str_replace(
							['\.', '\\\\', '\+', '\*', '\?', '\[', '\^', '\]', '\$', '\(', '\)', '\{', '\}', '\=', '\!', '\<', '\>', '\|', '\:', '\-'],
							['.', '\\', '+', '*', '?', '[', '^', ']', '$', '(', ')', '{', '}', '=', '!', '<', '>', '|', ':', '-'], $replacevalue);
					}
					$_G['block_'.$bid][$order - 1][$key] = $replacevalue;
				}
			}
			foreach($rtpl as $k => $str_template) {
				if($str_template) {
					$str_template = preg_replace('/title=[\'"]{title}[\'"]/', 'title="{title-title}"', $str_template);
					$str_template = preg_replace('/alt=[\'"]{title}[\'"]/', 'alt="{alt-title}"', $str_template);
					$rvalue[$k] .= str_replace($searcharr, $replacearr, $str_template);
					$dynamicparts[$rkey[$k]] = [$rpattern[$k], $rvalue[$k]];
				}
			}
		}

		foreach($dynamicparts as $value) {
			$template = preg_replace($value[0], $value[1], $template);
		}
		$template = str_replace('\\', '&#92;', stripslashes($template));
	}
	$template = preg_replace('/\s*\[(order\d*)=\w+\](.*?)\[\/\\1\]\s*/is', '', $template);
	$template = preg_replace('/\s*\[(index\d*)=\w+\](.*?)\[\/\\1\]\s*/is', '', $template);
	$template = preg_replace('/\s*\[(loop\d{0,1})\](.*?)\[\/\\1\]\s*/is', '', $template);
	return $template;
}

function block_showstyle($showstyle, $key) {
	$style = '';
	if(!empty($showstyle["{$key}_b"])) {
		$style .= 'font-weight: 900;';
	}
	if(!empty($showstyle["{$key}_i"])) {
		$style .= 'font-style: italic;';
	}
	if(!empty($showstyle["{$key}_u"])) {
		$style .= 'text-decoration: underline;';
	}
	if(!empty($showstyle["{$key}_c"])) {
		$style .= 'color: '.$showstyle["{$key}_c"].';';
	}
	return $style;
}


function block_setting($blockclass, $script, $values = []) {
	global $_G;

	$return = [];
	$obj = block_script($blockclass, $script);
	if(!is_object($obj)) return $return;
	return block_makeform($obj->getsetting(), $values);
}

function block_makeform($blocksetting, $values) {
	global $_G;
	static $randomid = 0, $calendar_loaded = false;
	$return = [];
	foreach($blocksetting as $settingvar => $setting) {
		$varname = in_array($setting['type'], ['mradio', 'mcheckbox', 'select', 'mselect']) ?
			($setting['type'] == 'mselect' ? ['parameter['.$settingvar.'][]', $setting['value']] : ['parameter['.$settingvar.']', $setting['value']])
			: 'parameter['.$settingvar.']';
		$value = $values[$settingvar] ?? $setting['default'];
		$type = $setting['type'];
		$s = $comment = '';
		if(preg_match('/^([\w]+?)_[\w]+$/i', $setting['title'], $match)) {
			$langscript = $match[1];
			$setname = lang('block/'.$langscript, $setting['title']);
			$comment = lang('block/'.$langscript, $setting['title'].'_comment', [], '');
		} else {
			$langscript = '';
			$setname = $setting['title'];
		}
		$check = [];
		if($type == 'radio') {
			$value ? $check['true'] = 'checked' : $check['false'] = 'checked';
			$value ? $check['false'] = '' : $check['true'] = '';
			$s .= '<label for="randomid_'.(++$randomid).'" class="lb"><input type="radio" name="'.$varname.'" id="randomid_'.$randomid.'" class="pr" value="1" '.$check['true'].'>'.lang('core', 'yes').'</label>'.
				'<label for="randomid_'.(++$randomid).'" class="lb"><input type="radio" name="'.$varname.'" id="randomid_'.$randomid.'" class="pr" value="0" '.$check['false'].'>'.lang('core', 'no').'</label>';
		} elseif($type == 'text' || $type == 'password' || $type == 'number') {
			$s .= '<input type="'.$type.'" name="'.$varname.'" class="px" value="'.dhtmlspecialchars($value).'" />';
		} elseif($type == 'textarea') {
			$s .= '<textarea name="'.$varname.'" class="pt" rows="4" cols="40">'.dhtmlspecialchars($value).'</textarea>';
		} elseif($type == 'mtextarea') {
			$s .= '<textarea name="'.$varname.'" class="pt" rows="4" cols="40" onblur="blockCheckTag(this);">'.dhtmlspecialchars($value).'</textarea>';
		} elseif($type == 'select') {
			$s .= '<select name="'.$varname[0].'" class="ps">';
			foreach($varname[1] as $option) {
				$selected = $option[0] == $value ? ' selected="selected"' : '';
				$s .= '<option value="'.$option[0].'"'.$selected.'>'.($langscript ? lang('block/'.$langscript, $option[1]) : $option[1]).'</option>';
			}
			$s .= '</select>';
		} elseif($type == 'mradio') {
			if(is_array($varname)) {
				$radiocheck = [$value => ' checked'];
				$s .= '<ul'.(empty($varname[2]) ? ' class="pr"' : '').'>';
				foreach($varname[1] as $varary) {
					if(is_array($varary) && !empty($varary)) {
						$s .= '<li'.($radiocheck[$varary[0]] ? ' class="checked"' : '').'><label for="randomid_'.(++$randomid).'"><input type="radio" name="'.$varname[0].'" id="randomid_'.$randomid.'" class="pr" value="'.$varary[0].'"'.$radiocheck[$varary[0]].'>'.($langscript ? lang('block/'.$langscript, $varary[1]) : $varary[1]).'</label></li>';
					}
				}
				$s .= '</ul>';
			}
		} elseif($type == 'mcheckbox') {
			$s .= '<ul class="nofloat">';
			foreach($varname[1] as $varary) {
				if(is_array($varary) && !empty($varary)) {
					$checked = is_array($value) && in_array($varary[0], $value) ? ' checked' : '';
					$s .= '<li'.($checked ? ' class="checked"' : '').'><label for="randomid_'.(++$randomid).'"><input type="checkbox" name="'.$varname[0].'[]" id="randomid_'.$randomid.'" class="pc" value="'.$varary[0].'"'.$checked.'>'.($langscript ? lang('block/'.$langscript, $varary[1]) : $varary[1]).'</label></li>';
				}
			}
			$s .= '</ul>';
		} elseif($type == 'mselect') {
			$s .= '<select name="'.$varname[0].'" class="ps" multiple="multiple" size="10">';
			foreach($varname[1] as $option) {
				$selected = is_array($value) && in_array($option[0], $value) ? ' selected="selected"' : '';
				$s .= '<option value="'.$option[0].'"'.$selected.'>'.($langscript ? lang('block/'.$langscript, $option[1]) : $option[1]).'</option>';
			}
			$s .= '</select>';
		} elseif($type == 'calendar') {
			if(!$calendar_loaded) {
				$s .= "<script type=\"text/javascript\" src=\"{$_G['setting']['jspath']}calendar.js?".$_G['style']['verhash']."\"></script>";
				$calendar_loaded = true;
			}
			$s .= '<input type="text" name="'.$varname.'" class="px" value="'.dhtmlspecialchars($value).'" onclick="showcalendar(event, this, true)" />';
		} elseif($type == 'color') {
			global $stylestuff;
			$preview_varname = str_replace('[', '_', str_replace(']', '', $varname));
			$code = explode(' ', $value);
			$css = '';
			for($i = 0; $i <= 1; $i++) {
				if($code[$i] != '') {
					if($code[$i][0] == '#') {
						$css .= strtoupper($code[$i]).' ';
					} elseif(preg_match('/^(https?:)?\/\//i', $code[$i])) {
						$css .= 'url(\''.$code[$i].'\') ';
					} else {
						$css .= 'url(\''.$stylestuff['imgdir']['subst'].'/'.$code[$i].'\') ';
					}
				}
			}
			$background = trim($css);
			$colorid = ++$GLOBALS['coloridcount'];
			$s .= "<input id=\"c{$colorid}_v\" type=\"text\" class=\"px\" style=\"float:left; width:110px;\" value=\"$value\" name=\"$varname\">\n".
				"<input id=\"c$colorid\" onclick=\"c{$colorid}_frame.location='static/image/admincp/getcolor.htm?c{$colorid}|c{$colorid}_v';showMenu({'ctrlid':'c$colorid'})\" type=\"button\" class=\"pn colorwd\" value=\"\" style=\"background: $background\"><span id=\"c{$colorid}_menu\" style=\"display: none\"><iframe name=\"c{$colorid}_frame\" src=\"\" frameborder=\"0\" width=\"210\" height=\"148\" scrolling=\"no\"></iframe></span>\n";
		} elseif($type == 'district') {
			include_once libfile('function/profile');
			$elems = $vals = [];
			$districthtml = '';
			foreach($setting['value'] as $fieldid) {
				$elems[] = 'parameter['.$fieldid.']';
				$vals[$fieldid] = $values[$fieldid];
				if(!empty($values[$fieldid])) {
					$districthtml .= $values[$fieldid].'<input type="hidden" name="parameter['.$fieldid.']" value="'.$values[$fieldid].'" /> ';
				}
			}
			$containertype = str_contains($setting['title'], 'birthcity') ? 'birth' : 'reside';
			$containerid = 'randomid_'.(++$randomid);
			if($districthtml) {
				$s .= $districthtml;
				$s .= '&nbsp;&nbsp;<a href="javascript:;" onclick="showdistrict(\''.$containerid.'\', ['.dimplode($elems).'], '.count($elems).', \'\', \''.$containertype.'\'); return false;">'.lang('spacecp', 'profile_edit').'</a>';
				$s .= '<p id="'.$containerid.'"></p>';
			} else {
				$s .= "<div id=\"$containerid\">".showdistrict($vals, $elems, $containerid, null, $containertype).'</div>';
			}
		} elseif($type == 'file') {
			$s .= '<input type="'.$type.'" name="'.$varname.'" class="pf" value="'.dhtmlspecialchars($value).'" />';
		} elseif($type == 'mfile') {
			$s .= '<label for="'.$settingvar.'way_remote"'.' class="lb"><input type="radio" name="'.$settingvar.'_chk" id="'.$settingvar.'way_remote" class="pr" onclick="showpicedit(\''.$settingvar.'\');" checked="checked">'.lang('portalcp', 'remote').'</label>';
			$s .= '<label for="'.$settingvar.'way_upload"'.' class="lb"><input type="radio" name="'.$settingvar.'_chk" id="'.$settingvar.'way_upload" class="pr" onclick="showpicedit(\''.$settingvar.'\');">'.lang('portalcp', 'upload').'</label><br />';
			$s .= '<input type="text" name="'.$varname.'" id="'.$settingvar.'_remote" class="px" value="'.dhtmlspecialchars($value).'" />';
			$s .= '<input type="file" name="'.$settingvar.'" id="'.$settingvar.'_upload" class="pf" value="" style="display:none" />';
		} else {
			$s .= $type;
		}
		$return[] = ['title' => $setname, 'html' => $s, 'comment' => $comment];
	}
	return $return;
}

function block_updateitem($bid, $items = []) {
	global $_G;
	$block = $_G['block'][$bid];
	if(!$block) {
		if(!($block = table_common_block::t()->fetch($bid))) {
			return false;
		}
		$_G['block'][$bid] = $block;
	}
	$block['shownum'] = max($block['shownum'], 1);
	$showlist = [];
	$archivelist = [];
	$prelist = [];
	$oldvalue = $fixedvalue = $fixedkeys = [];
	foreach(table_common_block_item::t()->fetch_all_by_bid($bid, true) as $value) {
		$key = $value['idtype'].'_'.$value['id'];
		if($value['itemtype'] == '1') {
			$fixedvalue[$value['displayorder']][] = $value;
			$fixedkeys[$key] = 1;
			continue;
		} elseif(!isset($oldvalue[$key])) {
			$oldvalue[$key] = $value;
		} else {
			$archivelist[$value['itemid']] = 1;
		}
	}
	$processkeys = [];
	$itemcount = count($items);
	for($k = 0; $k < $itemcount; $k++) {
		$v = $items[$k];
		$key = $v['idtype'].'_'.$v['id'];
		if(isset($fixedkeys[$key])) {
			$items[$k] = null;
		} elseif(isset($oldvalue[$key]) && !isset($processkeys[$key])) {
			if($oldvalue[$key]['itemtype'] == '2') {
				$items[$k] = $oldvalue[$key];
			} else {
				$items[$k]['itemid'] = $oldvalue[$key]['itemid'];
			}
			unset($oldvalue[$key]);
			$processkeys[$key] = 1;
		} elseif(isset($processkeys[$key])) {
			unset($items[$k]);
		}
	}
	$items = array_filter($items);

	foreach($oldvalue as $value) {
		$archivelist[$value['itemid']] = 1;
	}
	for($i = 1; $i <= $block['shownum']; $i++) {
		$jump = false;
		if(isset($fixedvalue[$i])) {
			foreach($fixedvalue[$i] as $value) {
				if($value['startdate'] > TIMESTAMP) {
					$prelist[] = $value;
				} elseif((!$value['startdate'] || $value['startdate'] <= TIMESTAMP)
					&& (!$value['enddate'] || $value['enddate'] > TIMESTAMP)) {
					$showlist[] = $value;
					$jump = true;
				} else {
					$archivelist[$value['itemid']] = 1;
				}
			}
		}
		if(!$jump) {
			$curitem = [];
			if(!($curitem = array_shift($items))) {
				break;
			}
			$curitem['displayorder'] = $i;

			$curitem['makethumb'] = 0;
			if($block['picwidth'] && $block['picheight'] && $curitem['picflag']) { 
				$thumbpath = empty($curitem['thumbpath']) ? block_thumbpath($block, $curitem) : $curitem['thumbpath'];
				if($_G['setting']['ftp']['on'] && !empty($_G['setting']['ftp']['host'])) {
					if(empty($ftp)) {
						$ftp = &discuz_ftp::instance();
						$ftp->connect();
					}
					if($ftp->ftp_size($thumbpath) > 0) {
						$curitem['makethumb'] = 1;
						$curitem['picflag'] = 2;
					}
				} else if(file_exists($_G['setting']['attachdir'].$thumbpath)) {
					$curitem['makethumb'] = 1;
					$curitem['picflag'] = 1;
				}
				$curitem['thumbpath'] = $thumbpath;
			} elseif(!$curitem['picflag'] && $_G['setting']['ftp']['on'] == 2) {
				$curitem['makethumb'] = 0;
				$curitem['thumbpath'] = block_thumbpath($block, $curitem);
			}
			if(is_array($curitem['fields'])) {
				$curitem['fields'] = serialize($curitem['fields']);
			}

			$showlist[] = $curitem;
		}
	}
	foreach($items as $value) {
		if(!empty($value['itemid'])) {
			$archivelist[$value['itemid']] = 1;
		}
	}
	if($archivelist) {
		$delids = array_keys($archivelist);
		table_common_block_item::t()->delete_by_itemid_bid($delids, $bid);
		block_delete_pic($bid, $delids);
	}
	$inserts = $itemlist = [];
	$itemlist = array_merge($showlist, $prelist);
	table_common_block_item::t()->insert_batch($bid, $itemlist);

	$showlist = array_filter($showlist);
	return $showlist;
}

function block_thumbpath($block, $item) {
	global $_G;
	$hash = md5($item['pic'].'-'.$item['picflag'].':'.$block['picwidth'].'|'.$block['picheight']);
	return 'block/'.substr($hash, 0, 2).'/'.$hash.'.jpg';
}

function block_getclass($classname, $getstyle = false) {
	global $_G;
	if(!isset($_G['cache']['blockclass']) || !isset($_G['cache']['blockindex'])) {
		loadcache(['blockclass', 'blockindex']);
	}
	$theclass = [];
	if(isset($_G['cache']['blockindex']['class'][$classname])) {
		$c1 = $_G['cache']['blockindex']['class'][$classname];
	} else {
		list($c1, $c2) = explode('_', $classname);
	}
	if($c1 && is_array($_G['cache']['blockclass']) && isset($_G['cache']['blockclass'][$c1]['subs'][$classname])) {
		$theclass = $_G['cache']['blockclass'][$c1]['subs'][$classname];
		if($getstyle && !isset($theclass['style'])) {
			foreach(table_common_block_style::t()->fetch_all_by_blockclass($classname) as $value) {
				$value['template'] = !empty($value['template']) ? (array)(dunserialize($value['template'])) : [];
				$value['fields'] = !empty($value['fields']) ? (array)(dunserialize($value['fields'])) : [];
				$key = 'blockstyle_'.$value['styleid'];
				$_G[$key] = $value;
				$theclass['style'][$value['styleid']] = $value;
			}
			$_G['cache']['blockclass'][$c1]['subs'][$classname] = $theclass;
		}
	}
	return $theclass;
}

function block_getdiyurl($tplname, $diymod = false) {
	$mod = $id = $script = $url = '';
	$flag = 0;
	if(empty ($tplname)) {
		$flag = 2;
	} else {
		list($script, $tpl) = explode('/', $tplname);
		if(!empty($tpl)) {
			$arr = [];
			preg_match_all('/(.*)\_(\d{1,9})/', $tpl, $arr);
			$mod = empty($arr[1][0]) ? $tpl : $arr[1][0];
			$id = max(intval($arr[2][0]), 0);
			if($script == 'ranklist') {
				$script = 'misc';
				$mod = 'ranklist&type='.$mod;
			} else {
				switch($mod) {
					case 'index' :
						$mod = 'index';
						break;
					case 'discuz' :
						$flag = 0;
						if($id) {
							$mod = 'index&gid='.$id;
						} else {
							$mod = 'index';
						}
						break;
					case 'space_home' :
						$mod = 'space';
						break;
					case 'forumdisplay' :
						$flag = $id ? 0 : 1;
						$mod .= '&fid='.$id;
						break;
					case 'viewthread' :
						$flag = $id ? 0 : 1;
						$mod = 'forumdisplay&fid='.$id;
						break;
					case 'list' :
						$flag = $id ? 0 : 1;
						$mod .= '&catid='.$id;
						break;
					case 'portal_topic_content' :
						$flag = $id ? 0 : 1;
						$mod = 'topic&topicid='.$id;
						break;
					case 'view' :
						$flag = $id ? 0 : 1;
						$mod .= '&aid='.$id;
						break;
					default :
						break;
				}
			}
		}
		$url = empty($mod) || $flag == '1' ? '' : $script.'.php?mod='.$mod.($diymod ? '&diy=yes' : '');
	}
	return ['url' => $url, 'flag' => $flag];
}

function block_clear() {
	$uselessbids = $usingbids = $bids = [];
	$bids = table_common_block::t()->fetch_all_bid_by_blocktype(0, 1000);
	$usingbids = array_keys(table_common_template_block::t()->fetch_all_by_bid($bids));
	$uselessbids = array_diff($bids, $usingbids);
	if(!empty($uselessbids)) {
		table_common_block_item::t()->delete_by_bid($uselessbids);
		table_common_block_item_data::t()->delete_by_bid($uselessbids);
		table_common_block_favorite::t()->delete_by_bid($uselessbids);
		table_common_block_permission::t()->delete_by_bid_uid_inheritedtplname($uselessbids);
		table_common_block::t()->delete($uselessbids);
		table_common_block::t()->optimize();
		table_common_block_item::t()->optimize();
		block_delete_pic($uselessbids);
	}
}

function block_getstyle($styleids = []) {
	global $_G;
	static $allowmem = null, $cachettl = null;
	if($allowmem === null) {
		$allowmem = ($cachettl = getglobal('setting/memory/diyblock')) !== null && memory('check');
	}

	$pre = 'blockstyle_';
	if(($ret = $styleids && !is_array($styleids) ? $styleids : false)) {
		if($_G[$pre.$ret]) {
			return $_G[$pre.$ret];
		} else {
			$styleids = (array)$styleids;
		}
	}
	$cacheprekey = 'blockstylecache_';
	$styleids = array_map('intval', $styleids);
	$styleids = array_unique($styleids);

	if($styleids) {
		if($allowmem) {
			if(($cachedata = memory('get', $styleids, $cacheprekey)) !== false) {
				foreach($cachedata as $styleid => $style) {
					$_G[$pre.$styleid] = $style;
				}
				if(!($styleids = array_diff($styleids, array_keys($cachedata)))) {
					return $ret ? $_G[$pre.$ret] : true;
				}
			}
		}

		if($styleids) {
			foreach(table_common_block_style::t()->fetch_all($styleids) as $styleid => $value) {
				$value['template'] = !empty($value['template']) ? (array)(dunserialize($value['template'])) : [];
				$value['fields'] = !empty($value['fields']) ? (array)(dunserialize($value['fields'])) : [];
				$_G[$pre.$styleid] = $value;
				if($allowmem) {
					memory('set', $cacheprekey.$styleid, $_G[$pre.$styleid], $cachettl);
				}
			}
		}
		return $ret ? $_G[$pre.$ret] : true;
	}
	return [];
}

function blockclass_cache() {
	global $_G;
	$data = $dirs = $styles = $dataconvert = $dataindex = [];
	$dir = DISCUZ_ROOT.'/source/class/block/';
	$dh = opendir($dir);
	while(($filename = readdir($dh))) {
		if(is_dir($dir.$filename) && !str_starts_with($filename, '.')) {
			$dirs[$filename] = $dir.$filename.'/';
		}
	}
	ksort($dirs);
	if(!empty($_G['setting']['plugins']['available'])) {
		foreach($_G['setting']['plugins']['available'] as $key) {
			$dir = DISCUZ_PLUGIN($key).'/block';
			if(!file_exists($dir) || !file_exists($dir.'/blockclass.php')) {
				continue;
			}
			$dirs[$key] = $dir.'/';
		}
	}
	foreach($dirs as $name => $dir) {
		$blockclass = $blockconvert = [];
		if(file_exists($dir.'blockclass.php')) {
			include_once($dir.'blockclass.php');
		}
		if(empty($blockclass['name'])) {
			$blockclass['name'] = $name;
		} else {
			$blockclass['name'] = dhtmlspecialchars($blockclass['name']);
		}
		$blockclass['subs'] = [];

		$dh = opendir($dir);
		while(($filename = readdir($dh))) {
			$match = $infos = $oneinfo = $fieldsconvert = [];
			$scriptname = $scriptclass = '';
			if(preg_match('/^(block_[\w]+)\.php$/i', $filename, $match)) {
				$scriptclass = $match[1];
				$scriptname = preg_replace('/^block_/i', '', $scriptclass);
				include_once $dir.$filename;
				if(class_exists($scriptclass, false)) {
					$obj = new $scriptclass();
					if(method_exists($obj, 'name') && method_exists($obj, 'blockclass') && method_exists($obj, 'fields')
						&& method_exists($obj, 'getsetting') && method_exists($obj, 'getdata')) {
						if($scriptclass == 'block_xml') {
							foreach($obj->blockdata as $one) {
								$oneinfo['name'] = dhtmlspecialchars($one['data']['name']);
								$oneinfo['blockclass'] = [$one['id'], $oneinfo['name']];
								$oneinfo['fields'] = dhtmlspecialchars($one['data']['fields']);

								foreach($one['data']['style'] as $value) {
									$arr = [
										'blockclass' => 'xml_'.$one['id'],
										'name' => dhtmlspecialchars($value['name']),
									];
									block_parse_template($value['template'], $arr);
									$styles[$arr['hash']] = $arr;
								}
								$infos[] = $oneinfo;
							}
						} else {
							$oneinfo['name'] = $obj->name();
							$oneinfo['blockclass'] = $obj->blockclass();
							$oneinfo['fields'] = $obj->fields();
							$infos[] = $oneinfo;
						}
					}
					if(method_exists($obj, 'fieldsconvert')) {
						$fieldsconvert = $obj->fieldsconvert();
					}
				}
			}
			$pathindex = md5($dir);
			$dataindex['path'][$pathindex] = $dir;
			foreach($infos as $info) {
				if($info['name'] && is_array($info['blockclass']) && $info['blockclass'][0] && $info['blockclass'][1]) {
					list($key, $title) = $info['blockclass'];
					$key = $name.'_'.$key;
					if(!isset($blockclass['subs'][$key])) {
						$blockclass['subs'][$key] = [
							'name' => $title,
							'fields' => $info['fields'],
							'script' => []
						];
					}
					$dataindex['class'][$key] = $name;
					$blockclass['subs'][$key]['script'][$scriptname] = $info['name'];
					if(!isset($blockconvert[$key]) && !empty($fieldsconvert)) {
						$blockconvert[$key] = $fieldsconvert;
					}
					$dataindex['sub'][$key.'.'.$scriptname] = $pathindex;
				}
			}
		}

		if($blockclass['subs']) {
			$data[$name] = $blockclass;

			$blockstyle = [];
			if(file_exists($dir.'blockstyle.php')) {
				include_once($dir.'blockstyle.php');
			}
			if($blockstyle) {
				foreach($blockstyle as $value) {
					$arr = [
						'blockclass' => $name.'_'.$value['blockclass'],
						'name' => $value['name']
					];
					block_parse_template($value['template'], $arr);
					$arr['hash'] = !empty($value['id']) ? substr(md5($arr['blockclass'].'|'.$value['id']), 8, 8) : $arr['hash'];
					$styles[$arr['hash']] = $arr;
				}
			}
		}

		if(!empty($blockconvert)) {
			$dataconvert[$name] = $blockconvert;
		}

	}

	if($styles) {
		$hashes = array_keys($styles);
		foreach(table_common_block_style::t()->fetch_all_by_hash($hashes) as $value) {
			table_common_block_style::t()->update($value['styleid'], $styles[$value['hash']]);
			unset($styles[$value['hash']]);
		}
		if($styles) {
			table_common_block_style::t()->insert_batch($styles);
		}
	}
	savecache('blockclass', $data);
	savecache('blockconvert', $dataconvert);
	savecache('blockindex', $dataindex);
}

function block_parse_template($str_template, &$arr) {

	$arr['makethumb'] = strexists($str_template, '{picwidth}') ? 1 : 0;
	$arr['getpic'] = strexists($str_template, '{pic}') ? 1 : 0;
	$arr['getsummary'] = strexists($str_template, '{summary}') ? 1 : 0;
	$arr['settarget'] = strexists($str_template, '{target}') ? 1 : 0;
	$arr['moreurl'] = strexists($str_template, '{moreurl}') ? 1 : 0;
	$fields = block_parse_fields($str_template);
	$arr['fields'] = serialize($fields);

	$template = [];
	$template['raw'] = $str_template;
	$template['header'] = $template['footer'] = '';
	$template['loop'] = $template['loopplus'] = $template['order'] = $template['orderplus'] = $template['index'] = $template['indexplus'] = [];

	$match = [];
	if(preg_match('/\[loop\](.*?)\[\/loop]/is', $str_template, $match)) {
		$template['loop'] = trim($match[1]);
	}
	$match = [];
	if(preg_match_all('/\[(loop\d)\](.*?)\[\/\\1]/is', $str_template, $match)) {
		foreach($match[1] as $key => $value) {
			$content = trim($match[2][$key]);
			$k = intval(str_replace('loop', '', $value));
			$template['loopplus'][$k] = $content;
		}
	}
	$match = [];
	if(preg_match_all('/\[order=(\d+|odd|even)\](.*?)\[\/order]/is', $str_template, $match)) {
		foreach($match[1] as $key => $order) {
			$template['order'][$order] = trim($match[2][$key]);
		}
	}
	$match = [];
	if(preg_match_all('/\[(order\d+)=(\d+|odd|even)\](.*?)\[\/\\1]/is', $str_template, $match)) {
		foreach($match[1] as $key => $value) {
			$content = trim($match[3][$key]);
			$order = $match[2][$key];
			$k = intval(str_replace('order', '', $value));
			$template['orderplus'][$k][$order] = $content;
		}
	}
	$match = [];
	if(preg_match_all('/\[index=(\d+)\](.*?)\[\/index]/is', $str_template, $match)) {
		foreach($match[1] as $key => $order) {
			$template['index'][$order] = trim($match[2][$key]);
		}
	}
	$match = [];
	if(preg_match_all('/\[(index\d+)=(\d+)\](.*?)\[\/\\1]/is', $str_template, $match)) {
		foreach($match[1] as $key => $value) {
			$content = trim($match[3][$key]);
			$order = intval($match[2][$key]);
			$k = intval(str_replace('index', '', $value));
			$template['indexplus'][$k][$order] = $content;
		}
	}
	$arr['template'] = serialize($template);
	$arr['hash'] = substr(md5($arr['blockclass'].'|'.$arr['template']), 8, 8);
}

function block_parse_fields($template) {
	$fields = [];
	if(preg_match_all('/\{(\w+)\}/', $template, $matches)) {
		foreach($matches[1] as $fieldname) {
			$fields[] = $fieldname;
		}
		$fields = array_unique($fields);
		$fields = array_diff($fields, ['picwidth', 'picheight', 'target', '']);
		$fields = array_values($fields);
	}
	return $fields;
}

function block_build_template($template) {
	if(!is_array($template)) {
		return $template;
	}
	if(!empty($template['raw'])) {
		return $template['raw'];
	}
	$str_template = $template['header'];
	if($template['loop']) {
		$str_template .= "\n[loop]\n{$template['loop']}\n[/loop]";
	}
	if(!empty($template['order']) && is_array($template['order'])) {
		foreach($template['order'] as $key => $value) {
			$str_template .= "\n[order={$key}]\n{$value}\n[/order]";
		}
	}
	$str_template .= $template['footer'];
	return $str_template;
}

function block_isrecommendable($block) {
	return !empty($block) && in_array($block['blockclass'], ['forum_thread', 'group_thread', 'portal_article', 'space_pic', 'space_blog']);
}

function block_delete_pic($bid, $itemid = []) {
	global $_G;
	if(!empty($bid)) {
		$picids = [];
		foreach(table_common_block_pic::t()->fetch_all_by_bid_itemid($bid, $itemid) as $value) {
			$picids[$value['picid']] = $value['picid'];
			if($value['picflag']) {
				ftpcmd('delete', $value['pic']);
			} else {
				@unlink($_G['setting']['attachdir'].'/'.$value['pic']);
			}
		}
		if(!empty($picids)) {
			table_common_block_pic::t()->delete($picids);
		}
	}
}

function update_template_block($targettplname, $tpldirectory, $blocks) {
	if(!empty($targettplname)) {
		if(empty($blocks)) {
			table_common_template_block::t()->delete_by_targettplname($targettplname, $tpldirectory);
		} else {
			$oldbids = [];
			$oldbids = array_keys(table_common_template_block::t()->fetch_all_by_targettplname($targettplname, $tpldirectory));
			$newaddbids = array_diff($blocks, $oldbids);
			table_common_template_block::t()->delete_by_targettplname($targettplname, $tpldirectory);
			if($tpldirectory === './template/default') {
				table_common_template_block::t()->delete_by_targettplname($targettplname, '');
			}
			$blocks = array_unique($blocks);
			table_common_template_block::t()->insert_batch($targettplname, $tpldirectory, $blocks);
			if(!empty($newaddbids)) {
				require_once libfile('class/blockpermission');
				$tplpermission = &template_permission::instance();
				$tplpermission->add_blocks($targettplname, $newaddbids);
			}
		}
	}
}