80 lines
2.2 KiB
PHP
80 lines
2.2 KiB
PHP
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<?php
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namespace App\Classes\LDAP\Attribute;
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use Illuminate\Support\Arr;
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use Illuminate\Support\Facades\Cache;
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use App\Classes\LDAP\Attribute;
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/**
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* Represents an attribute whose values are binary
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*/
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class Mechanisms extends Attribute
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{
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public function __toString(): string
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{
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return $this->values
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->transform(function($item) {
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$format = sprintf('<abbr class="pb-1" title="%s"><i class="fas fa-book pr-2"></i>%s</abbr>%s<p class="mb-0">%s</p>',
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$item,
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static::get($item,'title'),
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($x=static::get($item,'ref')) ? sprintf('<abbr class="pl-2" title="%s"><i class="fas fa-comment-dots"></i></abbr>',$x) : '',
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static::get($item,'desc'),
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);
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return $format;
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})->join('<br>');
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}
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/**
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* Given an SASL Mechanism name, returns a verbose description of the Mechanism.
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* This function parses ldap_supported_saslmechanisms.txt and looks up the specified
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* Mechanism, and returns the verbose message defined in that file.
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*
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* <code>
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* "SCRAM-SHA-1" => array:3 [▼
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* "title" => "Salted Challenge Response Authentication Mechanism (SCRAM) SHA1"
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* "ref" => "RFC 5802"
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* "desc" => "This specification describes a family of authentication mechanisms called the Salted Challenge Response Authentication Mechanism (SCRAM) which addresses the req ▶"
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* ]
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* </code>
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*
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* @param string $string The SASL Mechanism (ie, "SCRAM-SHA-1") of interest.
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* @param string $key The title|ref|desc to return
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* @return string|NULL
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*/
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private static function get(string $string,string $key): ?string
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{
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$array = Cache::remember('saslmechanisms',86400,function() {
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try {
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$f = fopen(config_path('ldap_supported_saslmechanisms.txt'),'r');
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} catch (\Exception $e) {
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return NULL;
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}
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$result = collect();
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while (! feof($f)) {
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$line = trim(fgets($f));
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if (! $line OR preg_match('/^#/',$line))
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continue;
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$fields = explode(':',$line);
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$result->put($x=Arr::get($fields,0),[
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'title'=>Arr::get($fields,1,$x),
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'ref'=>Arr::get($fields,2),
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'desc'=>Arr::get($fields,3,__('No description available, can you help with one?')),
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]);
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}
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fclose($f);
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return $result;
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});
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return Arr::get(($array ? $array->get($string) : []),$key);
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}
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}
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