1 | <?php |
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2 | |
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3 | require ROOTPATH . '/library/oauth2/lib/OAuth2.php'; |
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4 | require ROOTPATH . '/library/oauth2/lib/IOAuth2Storage.php'; |
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5 | require ROOTPATH . '/library/oauth2/lib/IOAuth2GrantCode.php'; |
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6 | require ROOTPATH . '/library/oauth2/lib/IOAuth2RefreshTokens.php'; |
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7 | |
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8 | require ROOTPATH . '/library/oauth2/lib/IOAuth2GrantUser.php'; |
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9 | |
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10 | |
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11 | class OAuth2StorageUserCredential implements IOAuth2GrantUser, IOAuth2RefreshTokens { |
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12 | |
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13 | public function checkUserCredentials($client_id, $username, $password) { |
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14 | |
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15 | //Authentica no LDAP |
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16 | $usuario = Controller::find(array('concept'=>'user' , 'service' => 'OpenLDAP'), false , array('filter' => array('AND', array('=' , 'uid' , $username ), array('=' , 'password', '{md5}' . base64_encode(pack("H*",md5($password)))) ) )); |
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17 | |
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18 | if(isset($usuario[0]['id'])) |
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19 | { |
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20 | return array('scope' => 'all' , 'user_id' => $usuario[0]['id']); |
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21 | } |
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22 | |
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23 | return false; |
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24 | } |
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25 | |
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26 | /** |
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27 | * Make sure that the client credentials is valid. |
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28 | * |
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29 | * @param $client_id |
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30 | * Client identifier to be check with. |
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31 | * @param $client_secret |
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32 | * (optional) If a secret is required, check that they've given the right one. |
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33 | * |
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34 | * @return |
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35 | * TRUE if the client credentials are valid, and MUST return FALSE if it isn't. |
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36 | * @endcode |
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37 | * |
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38 | * @see http://tools.ietf.org/html/draft-ietf-oauth-v2-20#section-3.1 |
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39 | * |
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40 | * @ingroup oauth2_section_3 |
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41 | */ |
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42 | public function checkClientCredentials($client_id, $client_secret = NULL) { |
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43 | if($client_secret == NULL) { |
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44 | return false; |
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45 | } |
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46 | |
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47 | $res = Controller::find(array('concept' => 'oauthCliente'), array('client_secret') , array('filter' => array('=' , 'client_id' , $client_id)) ); |
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48 | |
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49 | if(isset($res[0]['client_secret']) && $res[0]['client_secret'] == $client_secret) { |
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50 | return true; |
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51 | } |
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52 | else { |
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53 | return false; |
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54 | } |
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55 | } |
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56 | |
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57 | /** |
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58 | * Get client details corresponding client_id. |
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59 | * |
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60 | * OAuth says we should store request URIs for each registered client. |
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61 | * Implement this function to grab the stored URI for a given client id. |
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62 | * |
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63 | * @param $client_id |
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64 | * Client identifier to be check with. |
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65 | * |
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66 | * @return array |
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67 | * Client details. Only mandatory item is the "registered redirect URI", and MUST |
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68 | * return FALSE if the given client does not exist or is invalid. |
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69 | * |
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70 | * @ingroup oauth2_section_4 |
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71 | */ |
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72 | public function getClientDetails($client_id) { |
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73 | $res = Controller::find(array('concept' => 'oauthCliente'), array('redirect_uri') , array('filter' => array('=' , 'client_id' , $client_id))); |
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74 | if(isset($res[0]['redirect_uri'])) { |
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75 | return $res[0]['redirect_uri']; |
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76 | } |
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77 | else { |
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78 | return false; |
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79 | } |
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80 | } |
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81 | |
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82 | /** |
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83 | * Look up the supplied oauth_token from storage. |
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84 | * |
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85 | * We need to retrieve access token data as we create and verify tokens. |
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86 | * |
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87 | * @param $oauth_token |
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88 | * oauth_token to be check with. |
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89 | * |
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90 | * @return |
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91 | * An associative array as below, and return NULL if the supplied oauth_token |
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92 | * is invalid: |
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93 | * - client_id: Stored client identifier. |
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94 | * - expires: Stored expiration in unix timestamp. |
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95 | * - scope: (optional) Stored scope values in space-separated string. |
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96 | * |
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97 | * @ingroup oauth2_section_7 |
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98 | */ |
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99 | public function getAccessToken($oauth_token) { |
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100 | return $this->getToken($oauth_token, false); |
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101 | } |
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102 | |
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103 | /** |
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104 | * Take the provided refresh token values and store them somewhere. |
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105 | * |
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106 | * This function should be the storage counterpart to getRefreshToken(). |
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107 | * |
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108 | * If storage fails for some reason, we're not currently checking for |
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109 | * any sort of success/failure, so you should bail out of the script |
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110 | * and provide a descriptive fail message. |
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111 | * |
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112 | * Required for OAuth2::GRANT_TYPE_REFRESH_TOKEN. |
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113 | * |
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114 | * @param $refresh_token |
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115 | * Refresh token to be stored. |
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116 | * @param $client_id |
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117 | * Client identifier to be stored. |
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118 | * @param $expires |
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119 | * expires to be stored. |
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120 | * @param $scope |
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121 | * (optional) Scopes to be stored in space-separated string. |
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122 | * |
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123 | * @ingroup oauth2_section_6 |
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124 | */ |
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125 | public function setRefreshToken($refresh_token, $client_id, $user_id, $expires, $scope = NULL) { |
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126 | |
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127 | $data = array(); |
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128 | $data['refresh_token'] = $refresh_token; |
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129 | $data['client_id'] = $client_id; |
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130 | $data['user_id'] = $user_id; |
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131 | $data['expires'] = $expires; |
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132 | $data['scope'] = $scope; |
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133 | |
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134 | Controller::create(array('concept' => 'oauthRefreshToken'), $data); |
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135 | } |
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136 | |
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137 | /** |
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138 | * Store the supplied access token values to storage. |
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139 | * |
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140 | * We need to store access token data as we create and verify tokens. |
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141 | * |
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142 | * @param $oauth_token |
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143 | * oauth_token to be stored. |
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144 | * @param $client_id |
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145 | * Client identifier to be stored. |
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146 | * @param $user_id |
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147 | * User identifier to be stored. |
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148 | * @param $expires |
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149 | * Expiration to be stored. |
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150 | * @param $scope |
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151 | * (optional) Scopes to be stored in space-separated string. |
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152 | * |
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153 | * @ingroup oauth2_section_4 |
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154 | */ |
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155 | public function setAccessToken($oauth_token, $client_id, $user_id, $expires, $scope = NULL, $refresh_token) { |
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156 | |
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157 | $data = array(); |
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158 | $data['oauth_token'] = $oauth_token; |
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159 | $data['client_id'] = $client_id; |
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160 | $data['user_id'] = $user_id; |
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161 | $data['expires'] = $expires; |
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162 | $data['scope'] = $scope; |
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163 | $data['refresh_token'] = $refresh_token; |
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164 | |
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165 | Controller::create(array('concept' => 'oauthToken'), $data); |
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166 | |
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167 | } |
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168 | |
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169 | /** |
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170 | * Check restricted grant types of corresponding client identifier. |
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171 | * |
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172 | * If you want to restrict clients to certain grant types, override this |
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173 | * function. |
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174 | * |
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175 | * @param $client_id |
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176 | * Client identifier to be check with. |
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177 | * @param $grant_type |
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178 | * Grant type to be check with, would be one of the values contained in |
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179 | * OAuth2::GRANT_TYPE_REGEXP. |
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180 | * |
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181 | * @return |
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182 | * TRUE if the grant type is supported by this client identifier, and |
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183 | * FALSE if it isn't. |
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184 | * |
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185 | * @ingroup oauth2_section_4 |
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186 | */ |
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187 | public function checkRestrictedGrantType($client_id, $grant_type) { |
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188 | /*TODO: essa função deve verificar se o cliente tem permissao para realizar o login via 'password' |
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189 | * deixe para implementar no prox. sprint, quando trataremos de seguranca. Deve-se criar um campo extra no banco para guardar quais tipos |
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190 | * de grant_type o cliente esta autorizado a fazer |
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191 | */ |
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192 | |
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193 | return true; |
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194 | } |
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195 | |
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196 | /** |
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197 | * Grant refresh access tokens. |
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198 | * |
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199 | * Retrieve the stored data for the given refresh token. |
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200 | * |
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201 | * Required for OAuth2::GRANT_TYPE_REFRESH_TOKEN. |
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202 | * |
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203 | * @param $refresh_token |
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204 | * Refresh token to be check with. |
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205 | * |
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206 | * @return |
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207 | * An associative array as below, and NULL if the refresh_token is |
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208 | * invalid: |
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209 | * - client_id: Stored client identifier. |
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210 | * - expires: Stored expiration unix timestamp. |
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211 | * - scope: (optional) Stored scope values in space-separated string. |
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212 | * |
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213 | * @see http://tools.ietf.org/html/draft-ietf-oauth-v2-20#section-6 |
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214 | * |
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215 | * @ingroup oauth2_section_6 |
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216 | */ |
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217 | public function getRefreshToken($refresh_token) { |
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218 | return $this->getToken($refresh_token, true); |
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219 | } |
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220 | |
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221 | /** |
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222 | * Expire a used refresh token. |
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223 | * |
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224 | * This is not explicitly required in the spec, but is almost implied. |
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225 | * After granting a new refresh token, the old one is no longer useful and |
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226 | * so should be forcibly expired in the data store so it can't be used again. |
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227 | * |
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228 | * If storage fails for some reason, we're not currently checking for |
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229 | * any sort of success/failure, so you should bail out of the script |
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230 | * and provide a descriptive fail message. |
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231 | * |
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232 | * @param $refresh_token |
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233 | * Refresh token to be expirse. |
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234 | * |
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235 | * @ingroup oauth2_section_6 |
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236 | */ |
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237 | public function unsetRefreshToken($refresh_token) { |
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238 | Controller::delete( |
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239 | array('concept' => 'oauthRefreshToken'), |
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240 | false, |
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241 | array('filter' => array('=', 'refresh_token', $refresh_token )) |
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242 | ); |
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243 | } |
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244 | public function unsetAccessToken($refresh_token) { |
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245 | Controller::delete( |
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246 | array('concept' => 'oauthToken'), |
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247 | false, |
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248 | array('filter' => array('=', 'oauth_token', $refresh_token )) |
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249 | ); |
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250 | } |
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251 | |
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252 | /** |
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253 | * Retrieves an access or refresh token. |
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254 | * |
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255 | * @param string $token |
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256 | * @param bool $refresh |
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257 | */ |
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258 | protected function getToken($token, $isRefresh = true) { |
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259 | |
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260 | $tokenConcept = $isRefresh ? 'oauthRefreshToken' : 'oauthToken'; |
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261 | $filter = $isRefresh ? 'refresh_token' : 'oauth_token'; |
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262 | |
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263 | $res = Controller::find( |
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264 | array('concept' => $tokenConcept), |
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265 | false, |
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266 | array('filter' => array('=' , $filter , $token)) |
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267 | ); |
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268 | |
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269 | /*return (!empty($res[0]))? $res[0] : false;*/ |
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270 | if(!empty($res[0])) { |
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271 | return $res[0]; |
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272 | } |
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273 | else { |
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274 | return false; |
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275 | } |
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276 | } |
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277 | } |
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278 | |
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279 | |
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