ó I()Qc@s”dZddlZddlZddlZddlmZddlmZddlm Z ddl m Z ddl m Z defd „ƒYZdS( sSMTP email backend class.iÿÿÿÿN(tsettings(tBaseEmailBackend(tDNS_NAME(tsanitize_address(t force_bytest EmailBackendcBsMeZdZddddded„Zd„Zd„Zd„Zd„Z RS(s= A wrapper that manages the SMTP network connection. cKsÅtt|ƒjd|ƒ|p%tj|_|p7tj|_|dkrXtj |_ n ||_ |dkr|tj |_ n ||_ |dkr tj |_n ||_d|_tjƒ|_dS(Nt fail_silently(tsuperRt__init__Rt EMAIL_HOSTthostt EMAIL_PORTtporttNonetEMAIL_HOST_USERtusernametEMAIL_HOST_PASSWORDtpasswordt EMAIL_USE_TLStuse_tlst connectiont threadingtRLockt_lock(tselfR R RRRRtkwargs((s7../Django//lib/python/django/core/mail/backends/smtp.pyRs       cCsº|jr tSytj|j|jdtjƒƒ|_|jrj|jj ƒ|jj ƒ|jj ƒn|j r˜|j r˜|jj |j |j ƒntSWn|js¶‚q¶nXdS(s‘ Ensures we have a connection to the email server. Returns whether or not a new connection was required (True or False). tlocal_hostnameN(RtFalsetsmtplibtSMTPR R Rtget_fqdnRtehlotstarttlsRRtlogintTrueR(R((s7../Django//lib/python/django/core/mail/backends/smtp.pytopen%s     cCs||jdkrdSzXy|jjƒWn@tjtjfk rS|jjƒn|jrcdS‚nXWdd|_XdS(s*Closes the connection to the email server.N( RR tquittssltSSLErrorRtSMTPServerDisconnectedtcloseR(R((s7../Django//lib/python/django/core/mail/backends/smtp.pyR(=s  cCsƒ|s dS|jj|jƒ}|js-dSd}x0|D](}|j|ƒ}|r:|d7}q:q:W|ry|jƒnWdQX|S(so Sends one or more EmailMessage objects and returns the number of email messages sent. Nii(RR#Rt_sendR((Rtemail_messagestnew_conn_createdtnum_senttmessagetsent((s7../Django//lib/python/django/core/mail/backends/smtp.pyt send_messagesPs    cCsÇ|jƒstSt|j|jƒ}g|jƒD]}t||jƒ^q2}|jƒ}|jƒrz|jƒjƒnd}y)|jj ||t |j ƒ|ƒƒWn|j s¾‚ntSXt S(s-A helper method that does the actual sending.sutf-8(t recipientsRRt from_emailtencodingR-t get_charsettget_output_charsetRtsendmailRt as_stringRR"(Rt email_messageR1taddrR0R-tcharset((s7../Django//lib/python/django/core/mail/backends/smtp.pyR)fs ( $ N( t__name__t __module__t__doc__R RRR#R(R/R)(((s7../Django//lib/python/django/core/mail/backends/smtp.pyR s    (R<RR%Rt django.confRtdjango.core.mail.backends.baseRtdjango.core.mail.utilsRtdjango.core.mail.messageRtdjango.utils.encodingRR(((s7../Django//lib/python/django/core/mail/backends/smtp.pyts