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h5p-php-library
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Check for H5P requirements. 

HFP-502
pull/38/head
thomasmars 2017-02-21 14:01:49 +01:00
parent c4b88c3992
commit ff496d9a38
1 changed files with 78 additions and 0 deletions
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78
h5p.classes.php
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@ -2758,6 +2758,84 @@ class H5PCore {
return $token === substr(hash('md5', $action . $time_factor . $_SESSION['h5p_token']), -16, 13) || // Under 12 hours return $token === substr(hash('md5', $action . $time_factor . $_SESSION['h5p_token']), -16, 13) || // Under 12 hours
$token === substr(hash('md5', $action . ($time_factor - 1) . $_SESSION['h5p_token']), -16, 13); // Between 12-24 hours $token === substr(hash('md5', $action . ($time_factor - 1) . $_SESSION['h5p_token']), -16, 13); // Between 12-24 hours
} }
/**
* Check that all H5P requirements for the server setup is met.
*/
public function check_setup_for_requirements() {
$disable_hub = FALSE;
if (!class_exists('ZipArchive')) {
$this->h5pF->setErrorMessage('Your PHP version does not support ZipArchive.');
$disable_hub = TRUE;
}
if (!extension_loaded('mbstring')) {
$this->h5pF->setErrorMessage(
$this->h5pF->t('The mbstring PHP extension is not loaded. H5P need this to function properly')
);
$disable_hub = TRUE;
}
// Check php version >= 5.2
$php_version = explode('.', phpversion());
if ($php_version[0] < 5 || ($php_version[0] === 5 && $php_version[1] < 2)) {
$this->h5pF->setErrorMessage(
$this->h5pF->t('Your PHP version is too old. H5P needs at least version 5.2 to function properly')
);
$disable_hub = TRUE;
}
// Check max upload and post size
function return_bytes($val) {
$val = trim($val);
$last = strtolower($val[strlen($val)-1]);
switch($last) {
case 'g':
$val *= 1024;
case 'm':
$val *= 1024;
case 'k':
$val *= 1024;
}
return $val;
}
$max_upload_size = ini_get('upload_max_filesize');
$max_post_size = ini_get('post_max_size');
$byte_threshold = 5000000; // 5MB
if (return_bytes($max_upload_size) < $byte_threshold) {
$this->h5pF->setErrorMessage(
$this->h5pF->t('Your PHP max upload size option is too small. You should consider to increase it to more than 5MB.')
);
}
if (return_bytes($max_post_size) < $byte_threshold) {
$this->h5pF->setErrorMessage(
$this->h5pF->t('Your PHP max post size option is too small. You should consider to increase it to more than 5MB.')
);
}
// Check SSL
if (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off') {
$this->h5pF->setErrorMessage(
$this->h5pF->t('Your server does not have SSL enabled. SSL should be enabled to ensure a secure connection with the H5P hub.')
);
$disable_hub = TRUE;
}
// Disable hub, and inform how to re-enable it
$this->h5pF->setOption('disable_hub', $disable_hub);
if ($disable_hub) {
$this->h5pF->setErrorMessage(
$this->h5pF->t('H5P hub communication has been disabled because one or more H5P requirements failed.')
);
$this->h5pF->setErrorMessage(
$this->h5pF->t('When you have revised your server setup you may re-enable H5P hub communication in H5P Settings.')
);
}
}
} }
/** /**