85 lines
2.8 KiB
C++
85 lines
2.8 KiB
C++
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#ifndef __nsMsgBodyHandler_h
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#define __nsMsgBodyHandler_h
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#include "nsMsgSearchScopeTerm.h"
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//---------------------------------------------------------------------------
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// MSG_BodyHandler: used to retrive lines from POP and IMAP offline messages.
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// This is a helper class used by nsMsgSearchTerm::MatchBody
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//---------------------------------------------------------------------------
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class nsMsgBodyHandler
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{
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public:
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nsMsgBodyHandler (nsMsgSearchScopeTerm *,
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PRUint32 offset,
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PRUint32 length,
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nsIMsgDBHdr * msg,
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nsIMsgDatabase * db);
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// we can also create a body handler when doing arbitrary header
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// filtering...we need the list of headers and the header size as well
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// if we are doing filtering...if ForFilters is false, headers and
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// headersSize is ignored!!!
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nsMsgBodyHandler (nsMsgSearchScopeTerm *, PRUint32 offset, PRUint32 length, nsIMsgDBHdr * msg, nsIMsgDatabase * db,
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const char * headers /* NULL terminated list of headers */, PRUint32 headersSize, PRBool ForFilters);
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virtual ~nsMsgBodyHandler();
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// returns next message line in buf, up to bufSize bytes.
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PRInt32 GetNextLine(char * buf, int bufSize);
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// Transformations
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void SetStripHtml (PRBool strip) { m_stripHtml = strip; }
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void SetStripHeaders (PRBool strip) { m_stripHeaders = strip; }
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protected:
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void Initialize(); // common initialization code
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// filter related methods. For filtering we always use the headers
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// list instead of the database...
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PRBool m_Filtering;
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PRInt32 GetNextFilterLine(char * buf, PRUint32 bufSize);
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// pointer into the headers list in the original message hdr db...
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const char * m_headers;
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PRUint32 m_headersSize;
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PRUint32 m_headerBytesRead;
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// local / POP related methods
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void OpenLocalFolder();
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// goes through the mail folder
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PRInt32 GetNextLocalLine(char * buf, int bufSize);
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nsMsgSearchScopeTerm *m_scope;
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// local file state
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// XP_File *m_localFile;
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// need a file stream here, I bet
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// current offset into the mail folder file.
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PRInt32 m_localFileOffset;
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PRUint32 m_numLocalLines;
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// Offline IMAP related methods & state
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// goes through the MessageDB
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PRInt32 GetNextIMAPLine(char * buf, int bufSize);
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nsIMsgDBHdr * m_msgHdr;
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nsIMsgDatabase * m_db;
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PRInt32 m_IMAPMessageOffset;
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// News related methods & state
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PRInt32 m_NewsArticleOffset;
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// Transformations
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PRBool m_stripHeaders; // PR_TRUE if we're supposed to strip of message headers
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PRBool m_stripHtml; // PR_TRUE if we're supposed to strip off HTML tags
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PRBool m_passedHeaders; // PR_TRUE if we've already skipped over the headers
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PRBool m_messageIsHtml; // PR_TRUE if the Content-type header claims text/html
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PRInt32 ApplyTransformations (char *buf, PRInt32 length, PRBool &returnThisLine);
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void StripHtml (char *buf);
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};
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#endif
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