function simpleXMLToArray($xml, $flattenValues=true, $flattenAttributes = true, $flattenChildren=true, $valueKey='@value', $attributesKey='@attributes', $childrenKey='@children') {
$return = array();
if (!($xml instanceof SimpleXMLElement)) {
return $return;
}
$name = $xml->getName();
$_value = trim((string) $xml);
if (strlen($_value) == 0) {
$_value = null;
}
if ($_value != null) {
if (!$flattenValues) {
$return[$valueKey] = $_value;
} else {
$return = $_value;
}
}
$children = array();
$first = true;
foreach ($xml->children() as $elementName => $child) {
$value = simpleXMLToArray($child, $flattenValues, $flattenAttributes, $flattenChildren, $valueKey, $attributesKey, $childrenKey);
if (isset($children[$elementName])) {
if ($first) {
$temp = $children[$elementName];
unset($children[$elementName]);
$children[$elementName][] = $temp;
$first = false;
}
$children[$elementName][] = $value;
} else {
$children[$elementName] = $value;
}
}
if (count($children) > 0) {
if (!$flattenChildren) {
$return[$childrenKey] = $children;
} else {
$return = array_merge($return, $children);
}
}
$attributes = array();
foreach ($xml->attributes() as $name => $value) {
$attributes[$name] = trim($value);
}
if (count($attributes) > 0) {
if (!$flattenAttributes) {
$return[$attributesKey] = $attributes;
} else {
$return = array_merge($return, $attributes);
}
}
return $return;
}
/**
* This function checks if the theme designer has thunk to make his theme compatible 1.4,
* and noticed it on the $theme_dir/config.xml file. If not, some new functionnalities has
* to be desactivated
*
* @since 1.4
*
* @param string $theme_dir theme directory
*
* @return boolean Validity is ok or not
*/
protected function _isThemeCompatible($theme_dir)
{
$return = true;
$check_version = AdminThemes::$check_features_version;
if (!is_file(_PS_ALL_THEMES_DIR_ . $theme_dir . '/config.xml')) {
$this->errors[] = Tools::displayError('config.xml is missing in your theme path.') . '<br/>';
$xml = null;
} else {
$xml = @simplexml_load_file(_PS_ALL_THEMES_DIR_ . $theme_dir . '/config.xml');
if (!$xml) {
$this->errors[] = Tools::displayError('config.xml is not a valid xml file in your theme path.') . '<br/>';
}
}
// will be set to false if any version node in xml is correct
$xml_version_too_old = true;
// foreach version in xml file,
// node means feature, attributes has to match
// the corresponding value in AdminThemes::$check_features[feature] array
$xmlArray = simpleXMLToArray($xml);
foreach ($xmlArray as $version) {
if (isset($version['value']) && version_compare($version['value'], $check_version) >= 0) {
foreach (AdminThemes::$check_features as $codeFeature => $arrConfigToCheck) {
foreach ($arrConfigToCheck['attributes'] as $attr => $v) {
if (!isset($version[$codeFeature]) || !isset($version[$codeFeature][$attr]) || $version[$codeFeature][$attr] != $v['value']) {
if (!$this->_checkConfigForFeatures($codeFeature, $attr)) {
// feature missing in config.xml file, or wrong attribute value
$return = false;
}
}
}
}
$xml_version_too_old = false;
}
}
if ($xml_version_too_old && !$this->_checkConfigForFeatures(array_keys(AdminThemes::$check_features))) {
$this->errors[] .= Tools::displayError('config.xml theme file has not been created for this version of PrestaShop.');
$return = false;
}
return $return;
}
function xmlStringToArray($string)
{
$xmlObj = simplexml_load_string($string);
$xmlArray = simpleXMLToArray($xmlObj);
return $xmlArray;
}
function get($count = 20)
{
$username = $this->username;
// Append the count
$url = $this->feedUrl;
$url .= '?count=' . $count;
$tweets_cache_path = get_template_directory() . '/cache/twitter_' . $username . '_' . $count . '.cache';
if (file_exists($tweets_cache_path)) {
$tweets_cache_timer = intval((time() - filemtime($tweets_cache_path)) / 60);
} else {
$tweets_cache_timer = 0;
}
if (!file_exists($tweets_cache_path) or $tweets_cache_timer > 15) {
// The http CURL thingy
$curl_handle = curl_init();
curl_setopt($curl_handle, CURLOPT_URL, $url);
curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($curl_handle, CURLOPT_TIMEOUT, 10);
//10 secs max
$data = curl_exec($curl_handle);
curl_close($curl_handle);
// Some error? Return an empty array
// You may want to extend this to know the exact error
// echo curl_error($curl_handle);
// or know the http status
// echo curl_getinfo($curl_handle, CURLINFO_HTTP_CODE);
if (!$data) {
return array();
}
// Some reformatting
$pattern = array('/[^(:\\/\\/)](www\\.[^ \\n\\r]+)/', '/(https?:\\/\\/[^ \\n\\r]+)/', '/@(\\w+)/', '/^' . $username . ':\\s*/i');
$replace = array('<a href="http://$1" rel="nofollow">$1</a>', '<a href="$1" rel="nofollow">$1</a>', '<a href="http://twitter.com/$1" rel="nofollow">@$1</a>' . '');
$tweets = array();
$xml = simplexml_load_string($data);
$array_tweets = simpleXMLToArray($xml);
if (!empty($array_tweets['channel']['item']) && isset($array_tweets['channel']['item'])) {
foreach ($array_tweets['channel']['item'] as $item) {
$tweet = preg_replace($pattern, $replace, $item['description']);
$date = $this->since($item['pubDate']);
$permalink = $item['link'];
$tweets[] = array($tweet, $date, $permalink);
}
}
if (file_exists($tweets_cache_path)) {
unlink($tweets_cache_path);
}
if (!empty($array_tweets)) {
$myFile = $tweets_cache_path;
$fh = fopen($myFile, 'w') or die("can't open file");
$stringData = serialize($array_tweets);
fwrite($fh, $stringData);
fclose($fh);
}
} else {
error_reporting(0);
$file = file_get_contents($tweets_cache_path, true);
// Some reformatting
$pattern = array('/[^(:\\/\\/)](www\\.[^ \\n\\r]+)/', '/(https?:\\/\\/[^ \\n\\r]+)/', '/@(\\w+)/', '/^' . $username . ':\\s*/i');
$replace = array('<a href="http://$1" rel="nofollow">$1</a>', '<a href="$1" rel="nofollow">$1</a>', '<a href="http://twitter.com/$1" rel="nofollow">@$1</a>' . '');
if (!empty($file)) {
$array_tweets = unserialize($file);
$tweets = array();
if (!empty($array_tweets['channel']['item']) && isset($array_tweets['channel']['item'])) {
foreach ($array_tweets['channel']['item'] as $item) {
$tweet = preg_replace($pattern, $replace, $item['description']);
$date = $this->since($item['pubDate']);
$permalink = $item['link'];
$tweets[] = array($tweet, $date, $permalink);
}
}
}
}
return $tweets;
}
