PHP GeoIP Library Use tutorial Example

PHP GeoIP Library Usage Tutorials What is GEPIP? The so-called GeoIP, is through the visitor's IP, positioning his latitude and longitude, country, provinces and cities, and even the location of the street information. The technology is not a problem, the key is to have a precise database. With accurate data sources on the enjoy high earn a little money, but to develop a spirit of cooperation, collective contribution to the enjoyment is our pursuit. How is GeoIP used? First we need data information, so first get a free database: GeoIP.dat.gz, then extract: GeoIP.dat, then the data file on-demand operation, this example uses PHP. GeoIP + PHP Usage Method One: Download GeoIP PHP file geoip.inc. Package download Include ("geoip.inc.php"); Open Data File $gi = Geoip_open ("GeoIP.dat", Geoip_standard); Get Country Code $country _code = geoip_country_code_by_addr ($gi, $_server[' remote_addr ']); echo "Your Country code is: $country _code"; Get Country Name $country _name = geoip_country_name_by_addr ($gi, $_server[' remote_addr ']); echo "Your country name is: $country _name"; Close File Geoip_close ($GI); Copy Code Note: If you test locally because $_server[' remote_addr ' and $_server[' REMOTE_ADDR '] may be 127.0.0.1, the output content is empty. Can bring in the IP test yourself Method Two: Install GeoIP as PHP extension Yum Install GeoIP Geoip-data geoip-devel Copy Code Download GeoIP Database wget http://geolite.maxmind.com/download/geoip/database/GeoLiteCity.dat.gz Gzip-d GeoLiteCity.dat.gz MV Geolitecity.dat/var/lib/geoip/geoipcity.dat Copy Code Download GeoIP PECL extension Download address Http://pecl.php.net/package/geoip Wget-c http://pecl.php.net/get/geoip-1.0.7.tgz TAR-ZXVF geoip-1.0.7.tgz Copy Code Installing the GeoIP PECL extension CD geoip-1.0.7 /usr/local/php/bin/phpize ./configure--with-php-config=/usr/local/php/bin/php-config--with-geoip Make Make install Copy Code Add extension=geoip.so to php.ini and restart PHP. You can then use the GeoIP partial function in the PHP manual.

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