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Diffstat (limited to 'libbutl/sendmail.hxx')
-rw-r--r-- | libbutl/sendmail.hxx | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/libbutl/sendmail.hxx b/libbutl/sendmail.hxx new file mode 100644 index 0000000..97a4d82 --- /dev/null +++ b/libbutl/sendmail.hxx @@ -0,0 +1,116 @@ +// file : libbutl/sendmail.hxx -*- C++ -*- +// license : MIT; see accompanying LICENSE file + +#pragma once + +#include <string> + +#include <libbutl/process.hxx> +#include <libbutl/fdstream.hxx> +#include <libbutl/small-vector.hxx> + +#include <libbutl/export.hxx> + +namespace butl +{ + // Send email using the sendmail(1) program. + // + // Write the body of the email to out. Note that you must explicitly close + // it before calling wait(). Throw process_error and io_error (both derive + // from system_error) in case of errors. + // + // Typical usage: + // + // try + // { + // sendmail sm (2, // Diagnostics to stderr. + // "", // Default From: address. + // "Test subject", + // {"test@example.com"}); + // + // sm.out << "Test body" << endl; + // + // sm.out.close (); + // + // if (!sm.wait ()) + // ... // sendmail returned non-zero status. + // } + // catch (const std::system_error& e) + // { + // cerr << "sendmail error: " << e << endl; + // } + // + class LIBBUTL_SYMEXPORT sendmail: public process + { + public: + ofdstream out; + + // Notes: + // + // - If from is empty then the process user's address is used. + // + // - The to/cc/bcc addressed should already be quoted if required. + // + using recipients_type = small_vector<std::string, 1>; + + template <typename E> + sendmail (E&& err, + const std::string& from, + const std::string& subject, + const recipients_type& to); + + template <typename E> + sendmail (E&& err, + const std::string& from, + const std::string& subject, + const recipients_type& to, + const recipients_type& cc); + + template <typename E, typename... O> + sendmail (E&& err, + const std::string& from, + const std::string& subject, + const recipients_type& to, + const recipients_type& cc, + const recipients_type& bcc, + O&&... options); + + // Version with the command line callback (see process_run_callback() for + // details). + // + template <typename C, typename E> + sendmail (const C&, + E&& err, + const std::string& from, + const std::string& subject, + const recipients_type& to); + + template <typename C, typename E> + sendmail (const C&, + E&& err, + const std::string& from, + const std::string& subject, + const recipients_type& to, + const recipients_type& cc); + + template <typename C, typename E, typename... O> + sendmail (const C&, + E&& err, + const std::string& from, + const std::string& subject, + const recipients_type& to, + const recipients_type& cc, + const recipients_type& bcc, + O&&... options); + + private: + void + headers (const std::string& from, + const std::string& subj, + const recipients_type& to, + const recipients_type& cc, + const recipients_type& bcc); + }; +} + +#include <libbutl/sendmail.ixx> |