Thinkphp3.2使用scws中文分词 提取关键词,
SCWS 是 Simple Chinese Word Segmentation 的首字母缩写(即:简易中文分词系统)。
1.下载scws官方提供的类(这里使用的是pscws第四版的)
http://www.xunsearch.com/scws/down/pscws4-20081221.tar.bz2
下载XDB 词典文件 (这里使用的是utf8简体中文词典包)
http://www.xunsearch.com/scws/down/scws-dict-chs-utf8.tar.bz2
2.解压scws类Pscws.class.php(这里我把pscws4.class.php文件名换成了pscws.class.php)和XDB_R.class.php(这里我把xdb_r.class.php文件名换成了大写的XDB_R.class.php)放到ThinkPHP\Library\Org\Util目录下面。
3.然后修改Pscws.class.php
加入命名空间
<span>1</span> namespace Org\Util;
将类的名称改为Pscws
把require_once (<span>dirname</span>(<span>__FILE__</span>) . '/XBD_R.class.php');这段代码删除掉。
修改XDB_R.class.php
加入命名空间
namespace Org\Util;
4.解压XDB 词典文件
在Public\admin目录下新建一个dict文件夹,然后将XDB 词典文件的dict.utf8.xdb解压到词目录下,再把scws类中的etc下面的rules.utf8.ini放到此目录下面。
5.在入口文件加入一行常量定义代码(其实就是定义词典文件和配置文件的路径)
<span>define</span>("CONF_PATH", <span>dirname</span>(<span>__FILE__</span>)."/Public/admin/dict/");
6.在IndexController.class.php控制器里面建立一个私有方法,供其他方法调用
<span>/*</span><span>* * 中文分词 * @params string $title 需要分词的语句 * @params int $num 分词个数,默认不用填写 *</span><span>*/</span> <span>private</span> <span>function</span> get_tags(<span>$title</span>,<span>$num</span>=<span>null</span><span>){ </span><span>$pscws</span> = <span>new</span> \Org\Util\Pscws('utf8'<span>); </span><span>$pscws</span>->set_dict(CONF_PATH . 'dict.utf8.xdb'<span>); </span><span>$pscws</span>->set_rule(CONF_PATH . 'rules.utf8.ini'<span>); </span><span>$pscws</span>->set_ignore(<span>true</span><span>); </span><span>$pscws</span>->send_text(<span>$title</span><span>); </span><span>$words</span> = <span>$pscws</span>->get_tops(<span>$num</span><span>); </span><span>$pscws</span>-><span>close(); </span><span>$tags</span> = <span>array</span><span>(); </span><span>foreach</span> (<span>$words</span> <span>as</span> <span>$val</span><span>) { </span><span>$tags</span>[] = <span>$val</span>['word'<span>]; } </span><span>return</span> <span>implode</span>(',', <span>$tags</span><span>); } </span><span>/*</span><span>* * 商品搜索结果页 *</span><span>*/</span> <span>public</span> <span>function</span><span> search(){ </span><span>$rzt</span>=<span>$this</span>->get_tags("新款 牛漆皮小尖头直跟高跟单鞋910033 灰羊猄(7.31发货) 39"<span>); </span><span>print_r</span>(<span>$rzt</span><span>); }</span>
显示的结果为:
漆皮,单鞋,尖头,高跟,新款,发货,910033,7.31,39

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