mirror of https://github.com/djcb/mu.git
268 lines
7.7 KiB
C
268 lines
7.7 KiB
C
/*
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** Copyright (C) 2008 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation,
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** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**
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*/
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#ifndef __MU_MSG_READ_H__
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#define __MU_MSG_READ_H__
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#include "mu-msg.h"
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#include "mu-path.h"
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G_BEGIN_DECLS
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struct _MuMsgGMime;
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typedef struct _MuMsgGMime MuMsgGMime;
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/**
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* initialize the message parsing system; this function must be called
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* before doing any message parsing (ie., any of the other
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* mu_msg_gmime functions). when done with the message parsing system,
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* call mu_msg_gmime_uninit. Note: calling this function on an already
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* initialized system has no effect
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*/
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void mu_msg_gmime_init (void);
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/**
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* uninitialize the messge parsing system that has previously been
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* initialized with mu_msg_init. not calling mu_msg_uninit after
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* mu_msg_init has been called will lead to memory leakage. Note:
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* calling mu_msg_uninit on an uninitialized system has no
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* effect
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*/
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void mu_msg_gmime_uninit (void);
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/**
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* create a new MuMsgGMime* instance which parses a message and provides
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* read access to its properties; call mu_msg_destroy when done with
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* done with it.
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*
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* @param path full path to an email message file
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*
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* @return a new MuMsgGMime instance or NULL in case of error
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*/
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MuMsgGMime* mu_msg_gmime_new (const char* filepath);
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/**
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* destroy a MuMsgGMime* instance; call this function when done with
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* a MuMsgGMime
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*
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* @param msg a MuMsgGMime* instance or NULL
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*/
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void mu_msg_gmime_destroy (MuMsgGMime *msg);
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/**
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* get the plain text body of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the plain text body or NULL in case of error or if there is no
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* such body. the returned string should *not* be modified or freed.
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* The returned data is in UTF8 or NULL.
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*/
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const char* mu_msg_gmime_get_body_text (MuMsgGMime *msg);
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/**
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* get the html body of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the html body or NULL in case of error or if there is no
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* such body. the returned string should *not* be modified or freed.
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*/
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const char* mu_msg_gmime_get_body_html (MuMsgGMime *msg);
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/**
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* get the sender (From:) of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the sender of this Message or NULL in case of error or if there
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* is no sender. the returned string should *not* be modified or freed.
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*/
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const char* mu_msg_gmime_get_from (MuMsgGMime *msg);
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/**
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* get the recipients (To:) of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the sender of this Message or NULL in case of error or if there
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* are no recipients. the returned string should *not* be modified or freed.
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*/
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const char* mu_msg_gmime_get_to (MuMsgGMime *msg);
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/**
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* get the carbon-copy recipients (Cc:) of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the Cc: recipients of this Message or NULL in case of error or if
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* there are no such recipients. the returned string should *not* be modified
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* or freed.
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*/
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const char* mu_msg_gmime_get_cc (MuMsgGMime *msg);
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/**
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* get the file system path of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the path of this Message or NULL in case of error.
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* the returned string should *not* be modified or freed.
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*/
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const char* mu_msg_gmime_get_path (MuMsgGMime *msg);
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/**
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* get the subject of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the subject of this Message or NULL in case of error or if there
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* is no subject. the returned string should *not* be modified or freed.
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*/
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const char* mu_msg_gmime_get_subject (MuMsgGMime *msg);
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/**
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* get the Message-Id of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the Message-Id of this Message or NULL in case of error or if there
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* is none. the returned string should *not* be modified or freed.
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*/
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const char* mu_msg_gmime_get_msgid (MuMsgGMime *msg);
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/**
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* get any arbitrary header from this message
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*
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* @param a valid MuMsgGMime* instance
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* @header the header requested
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*
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* @return the header requested or NULL in case of error or if there
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* is no such header. the returned string should *not* be modified or freed.
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*/
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const char* mu_msg_gmime_get_header (MuMsgGMime *msg,
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const char* header);
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/**
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* get the message date/time (the Date: field) as time_t, using UTC
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return message date/time or 0 in case of error or if there
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* is no such header.
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*/
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time_t mu_msg_gmime_get_date (MuMsgGMime *msg);
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/**
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* get the flags for this message
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*
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* @param msg valid MuMsgGMime* instance
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*
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* @return the fileflags as logically OR'd #Mu MsgFlags or 0 if
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* there are none.
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*/
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MuMsgFlags mu_msg_gmime_get_flags (MuMsgGMime *msg);
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/**
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* get the file size in bytes of this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the filesize
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*/
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size_t mu_msg_gmime_get_size (MuMsgGMime *msg);
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/**
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* get some field value as string
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*
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* @param msg a valid MuMsgGmime instance
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* @param field the field to retrieve; it must be a string-typed field
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*
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* @return a string that should not be freed
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*/
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const char* mu_msg_gmime_get_field_string (MuMsgGMime *msg,
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const MuMsgField* field);
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/**
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* get some field value as string
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*
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* @param msg a valid MuMsgGmime instance
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* @param field the field to retrieve; it must be a numeric field
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*
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* @return a string that should not be freed
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*/
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gint64 mu_msg_gmime_get_field_numeric (MuMsgGMime *msg,
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const MuMsgField* field);
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/**
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* get the message priority for this message
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* (MU_MSG_PRIORITY_LOW, MU_MSG_PRIORITY_NORMAL or MU_MSG_PRIORITY_HIGH)
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* the X-Priority, X-MSMailPriority, Importance and Precedence header are
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* checked, in that order.
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* if no explicit priority is set, MU_MSG_PRIORITY_NORMAL is assumed
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the message priority (!= 0) or 0 in case of error
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*/
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MuMsgPriority mu_msg_gmime_get_priority (MuMsgGMime *msg);
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/**
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* get the timestamp (mtime) for the file containing this message
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*
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* @param a valid MuMsgGMime* instance
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*
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* @return the timestamp or 0 in case of error
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*/
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time_t mu_msg_gmime_get_timestamp (MuMsgGMime *msg);
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typedef int (*MuMsgGMimeContactsCallback) (MuMsgContact*, void *ptr);
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/**
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* call a function for each of the contacts in a message
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*
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* @param msg a valid MuMsgGMime* instance
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* @param cb a callback function to call for each contact; when
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* the callback returns non-0, the function stops, and this last
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* callback return value is returned
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* @param ptr a user-provide pointer that will be passed to the callback
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*
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* @return 0 if the callback was called for each recipient, -1 if there
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* was an error and any other != 0 number the callback returned
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*/
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int mu_msg_gmime_get_contacts_foreach (MuMsgGMime *msg,
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MuMsgGMimeContactsCallback cb,
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void *ptr);
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G_END_DECLS
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#endif /*__MU_MSG_H__*/
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