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| <?php
class ShorturlBehavior extends ModelBehavior {
private $defaults = array(
'fields' => array(),
'shortners' => array(
'zero_xtc' => array(
'enable' => true,
),
'is_gd' => array(
'enable' => true,
),
'bit_ly' => array(
'enable' => true,
// Go to http://bit.ly/account/your_api_key to get yours
'key' => array(
'login' => '',
'key' => ''
),
),
'u_nu' => array(
'enable' => true,
),
),
'order' => array(
'zero_xtc',
'is_gd',
'bit_ly',
'u_nu',
),
'http_config' => array(
'timeout' => 10
),
'http_headers' => array(
'User-Agent' => 'Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1'
),
'retries' => 5,
'mode' => 'ordered',
);
public $settings = array();
public function setup(&$model,$config = array()) {
$this->settings[$model->alias] = $this->defaults;
$this->settings[$model->alias] = $this->array_merge_recursive_distinct($this->settings[$model->alias],(array) $config);
}
public function beforeSave(&$model) {
if(isset($this->settings[$model->alias]['fields'])) {
foreach($this->settings[$model->alias]['fields'] as $void => $field) {
if(isset($model->data[$model->alias][$field]) && !empty($model->data[$model->alias][$field]) && ((version_compare(phpversion(), '5.2.0', '>=') && function_exists('filter_var')) ? filter_var($model->data[$model->alias][$field], FILTER_VALIDATE_URL) : true)) {
$model->data[$model->alias][$field] = $this->shorten($model,$model->data[$model->alias][$field]);
}
}
}
return true;
}
private function shorten(&$model,$long_url) {
App::import('Core', 'Set');
App::import('Core', 'Xml');
App::import('Core', 'HttpSocket');
if($this->settings[$model->alias]['mode']=='randomize') {
$this->settings[$model->alias]['order'] = $this->defaults['order'];
shuffle($this->settings[$model->alias]['order']);
}
for($j=0;$j<($this->settings[$model->alias]['retries'] + 1);$j++) {
foreach($this->settings[$model->alias]['order'] as $shortner) {
if($this->settings[$model->alias]['shortners'][$shortner]['enable']) {
$short_url = $this->{$shortner}($model,$long_url);
if($short_url && !empty($short_url) && !is_null($short_url) && ((version_compare(phpversion(), '5.2.0', '>=') && function_exists('filter_var')) ? filter_var($short_url, FILTER_VALIDATE_URL) : true)) {
return $short_url;
}
}
}
}
return $long_url;
}
private function zero_xtc(&$model,$long_url) {
$this->Http = new HttpSocket($this->settings[$model->alias]['http_config']);
$request = 'http://0x.tc/x?go=' . rawurlencode($long_url) . '&t=' . time();
$response = $this->Http->get(
$request,
array(),
array('header' => $this->settings[$model->alias]['http_headers'])
);
$response = Set::reverse(new Xml($response));
if(is_array($response['Taken']['xUrl'])) {
return false;
}
elseif(substr($response['Taken']['xUrl'], 0, 4) == 'http') {
return $response['Taken']['xUrl'];
}
else {
return false;
}
}
private function is_gd(&$model,$long_url) {
$this->Http = new HttpSocket($this->settings[$model->alias]['http_config']);
$request = 'http://is.gd/api.php?longurl=' . urlencode($long_url);
$response = $this->Http->get(
$request,
array(),
array('header' => $this->settings[$model->alias]['http_headers'])
);
if (substr($request, 0, 4) == 'http') {
return $response;
}
else {
return false;
}
}
private function bit_ly(&$model,$long_url) {
if(isset($this->settings[$model->alias]['shortners']['bit_ly']['key']['login']) && !empty($this->settings[$model->alias]['shortners']['bit_ly']['key']['login']) && isset($this->settings[$model->alias]['shortners']['bit_ly']['key']['key']) && !empty($this->settings[$model->alias]['shortners']['bit_ly']['key']['key'])) {
$this->Http = new HttpSocket($this->settings[$model->alias]['http_config']);
$request = 'http://api.bit.ly/shorten?version=2.0.1&longUrl=' . urlencode($long_url) . '&login=' . $this->settings[$model->alias]['shortners']['bit_ly']['key']['login'] . '&apiKey=' . $this->settings[$model->alias]['shortners']['bit_ly']['key']['key'];
$response = $this->Http->get(
$request,
array(),
array('header' => $this->settings[$model->alias]['http_headers'])
);
$response = json_decode($response);
if ($response->errorCode==0 && $response->statusCode=='OK' && isset($response->results->{$long_url}->shortUrl)) {
return $response->results->{$long_url}->shortUrl;
}
else {
return false;
}
}
else {
return false;
}
}
private function u_nu(&$model,$long_url) {
$this->Http = new HttpSocket($this->settings[$model->alias]['http_config']);
$request = 'http://u.nu/unu-api-simple?url=' . urlencode($long_url);
$response = $this->Http->get(
$request,
array(),
array('header' => $this->settings[$model->alias]['http_headers'])
);
if (substr($request, 0, 4) == 'http') {
return $response;
}
else {
return false;
}
}
// Taken from: http://www.php.net/manual/en/function.array-merge-recursive.php#96201
/**
* Merges any number of arrays / parameters recursively, replacing
* entries with string keys with values from latter arrays.
* If the entry or the next value to be assigned is an array, then it
* automagically treats both arguments as an array.
* Numeric entries are appended, not replaced, but only if they are
* unique
*
* calling: result = array_merge_recursive_distinct(a1, a2, ... aN)
**/
private function array_merge_recursive_distinct () {
$arrays = func_get_args();
$base = array_shift($arrays);
if(!is_array($base)) $base = empty($base) ? array() : array($base);
foreach($arrays as $append) {
if(!is_array($append)) $append = array($append);
foreach($append as $key => $value) {
if(!array_key_exists($key, $base) && !is_numeric($key)) {
$base[$key] = $append[$key];
continue;
}
if(is_array($value) || (isset($base[$key]) && is_array($base[$key]))) {
$base[$key] = $this->array_merge_recursive_distinct($base[$key], $append[$key]);
} else if(is_numeric($key)) {
if(!in_array($value, $base)) $base[] = $value;
} else {
$base[$key] = $value;
}
}
}
return $base;
}
} |
). The default configuration is shown in the example below.