X-Git-Url: https://git.phdru.name/?a=blobdiff_plain;f=mimedecode.docbook;h=02ee7a5b3ccfaddacdbb87bd1c4eb1e7b51b330b;hb=006a9503ec8ea892ea9381de8d11865481b00096;hp=75ec36798b496bf80a167002f8ee25719b07043f;hpb=db0cd67905f741dcf93af7706c282afadf051718;p=mimedecode.git diff --git a/mimedecode.docbook b/mimedecode.docbook index 75ec367..02ee7a5 100644 --- a/mimedecode.docbook +++ b/mimedecode.docbook @@ -58,7 +58,11 @@ + + + + @@ -68,13 +72,31 @@ - + - + - + + + + + + + + + + + + + + + + + + + @@ -319,21 +341,60 @@ - -R header:param + -R header1[,header2,header3,...]:param1[,param2,param3,...] + + + Add the parameters(s) to a list of headers parameters to remove; + the parameters will be decoded only for the given header(s). + Initially the list is empty. + + + + + + -R *[,-header1,-header2,-header3,...]:param1[,param2,param3,...] + + + + -R header1[,header2,header3,...]:*[,-param1,-param2,-param3,...] + + + + -R *[,-header1,-header2,-header3,...]:*[,-param1,-param2,-param3,...] + + + Remove listed parameters (or all parameters except listed) frome + these headers (or from all headers except listed). + + + + + + --set-header header:value - Add the pair (header, param) to a list of headers parameters to - remove; initially the list is empty. + The program sets or changes value for the header to the given value + (only at the top-level message). - --remove-params=header + --set-param header:param=value - Add the header to a list of headers from which all parameters will - be removed; initially the list is empty. + The program sets or changes value for the header's parameter to the + given value (only at the top-level message). The header must exist. + + + + + + -B mask + + + Append mask to the list of binary content types that will be not + content-transfer-decoded (will be left as base64 or such). @@ -343,8 +404,9 @@ Append mask to the list of binary content types; if the message to - decode has a part of this type the program will pass the part as is, - without any additional processing. + decode has a part of this type the program content-transfer-decodes + (base64 or whatever to 8bit binary) it and outputs the decoded part + as is, without any further processing. @@ -363,9 +425,10 @@ -i mask - Append mask to the list of content types to ignore; if the message to - decode has a part of this type the program will not pass it, instead - a line "Message body of type `%s' skipped." will be issued. + Append mask to the list of content types to ignore; if the message + to decode has a part of this type the program outputs headers but + skips the body. Instead a line "Message body of type %s skipped." + will be issued. @@ -375,18 +438,49 @@ Append mask to the list of content types to convert to text; if the - message to decode has a part of this type the program will consult - mailcap database, find first copiousoutput filter and convert the - part. + message to decode has a part of this type the program consults + mailcap database, find the first copiousoutput filter and, if any + filter is found, converts the part. + + --save-headers mask + + + + --save-body mask + + + + --save-message mask + + + Append mask to a list of content types to save to a file; + --save-headers saves only decoded headers of the message (or + subpart); --save-body saves only decoded body; --save-message saves + the entire message or subpart (headers + body). + + + + + + -O dest_dir + + + Set destination directory for the output files; if the directory + doesn't exist it will be created. Default is the current directory. + + + + -o output_file - Useful to set the output file in case of redirected stdin: + Save output to the file related to the destination directory from + option -O. Also useful in case of redirected stdin: mimedecode.py -o output_file < input_file cat input_file | mimedecode.py -o output_file @@ -395,24 +489,24 @@ cat input_file | mimedecode.py -o output_file - The 4 list options (-beit) require more explanation. They allow a user to + The 5 list options (-Bbeit) require more explanation. They allow a user to control body decoding with great flexibility. Think about said mail archive; for example, its maintainer wants to put there only texts, convert - Postscript/PDF to text, pass HTML and images as is, and ignore everything - else. Easy: + PDF/Postscript to text, pass HTML and images as is (decoding base64 to html + but left images in base64), and ignore everything else. Easy: - mimedecode.py -t application/postscript -t application/pdf -b text/html - -b 'image/*' -i '*/*' + mimedecode.py -t application/pdf -t application/postscript -b text/html + -B 'image/*' -i '*/*' When the program decodes a message (non-MIME or a non-multipart subpart of a MIME message), it consults Content-Type header. The content type is searched - in all 4 lists, in order "text-binary-ignore-error". If found, appropriate + in all 5 lists, in order "text-binary-ignore-error". If found, appropriate action performed. If not found, the program search the same lists for "type/*" mask (the type of "text/html" is just "text"). If found, appropriate action performed. If not found, the program search the same @@ -422,9 +516,24 @@ cat input_file | mimedecode.py -o output_file - Initially all 4 lists are empty, so without any additional parameters + Initially all 5 lists are empty, so without any additional parameters the program always uses the default decoding. + + + The 3 save options (--save-headers/body/message) are similar. They make the + program to save every non-multipart subpart (only headers, or body, or the + entire subpart: headers + body) that corresponds to the given mask to a file. + Before saving the message (or the subpart) is decoded according to all other + options and placed to the output stream as usual. Filename for the file is + created using "filename" parameter from the Content-Disposition header, or + "name" parameter from the Content-Type header if one of those exist; a serial + counter is prepended to the filename to avoid collisions; if there are no + name/filename parameters, or the name/filename parameters contain forbidden + characters (null, slash, backslash) the filename is just the serial counter. + The file is saved in the directory set with -O (default is the current + directory). +