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$str=$str.$this->commonTag($i);

}

$str=$str.$this->currentTag();

$str=$str.$this->next();

}else {

if ($this->currentPage<6) {

$str=$this->up();

for ($i = 1; $i < $this->currentPage; $i++) {

$str=$str.$this->commonTag($i);

}

$str=$str.$this->currentTag();

for ($i = $this->currentPage+1; $i <= 7; $i++) {

$str=$str.$this->commonTag($i);

}

$str=$str.'...';//添加省略号

$str=$str.$this->commonTag($this->totalPage);

$str=$str.$this->next();

}else {

if ($this->currentPage>=$this->totalPage-4) {

$str=$this->up();

$str=$str.$this->commonTag(1);

$str=$str.'...';//添加省略号

for ($i = $this->totalPage-6; $i < $this->currentPage; $i++) {

$str=$str.$this->commonTag($i);

}

$str=$str.$this->currentTag();

for ($i = $this->currentPage+1; $i <= $this->totalPage; $i++) {

$str=$str.$this->commonTag($i);

}

$str=$str.$this->next();

}elseif ($this->currentPagetotalPage-4){//1+5+1

$str=$this->up();

$str=$str.$this->commonTag(1);

$str=$str.'...';//添加省略号

$str=$str.$this->commonTag($this->currentPage-2);

$str=$str.$this->commonTag($this->currentPage-1);

$str=$str.$this->currentTag();

$str=$str.$this->commonTag($this->currentPage+1);

$str=$str.$this->commonTag($this->currentPage+2);

$str=$str.'...';//添加省略号

$str=$str.$this->commonTag($this->totalPage);

$str=$str.$this->next();

}

};

}

}elseif ($this->totalPage<=0){

throw new Exception("页面不可能小于1");

}

return $str;

}

/**

* 一般标签

* @param int $param 页码

* @return string

*/

function commonTag($param) {

return ''.$param.'';

}

/**

* 生成当前页标签

* @param int $param 页码

* @return string

*/

function currentTag() {

return ''.$this->currentPage.'';

}

/**

* 生成下一页标签

* @param int $param 下一页页码