B `!@sddlmZddlZddlZddlZddlmZdddZdd Z d d d Z e d de ddDddZ ddZeZGdddeZdS))absolute_importN)sixapplication/octet-streamcCs|rt|dp|S|S)z Guess the "Content-Type" of a file. :param filename: The filename to guess the "Content-Type" of using :mod:`mimetypes`. :param default: If no "Content-Type" can be guessed, default to `default`. r) mimetypesZ guess_type)filenamedefaultr ?/opt/alt/python37/lib/python3.7/site-packages/urllib3/fields.pyguess_content_type s r c sttjrdtfdddDsdd|f}y|dWnttfk r^YnX|Stjrtdt j dd|ftjrdS)a! Helper function to format and quote a single header parameter using the strategy defined in RFC 2231. Particularly useful for header parameters which might contain non-ASCII values, like file names. This follows `RFC 2388 Section 4.4 `_. :param name: The name of the parameter, a string expected to be ASCII only. :param value: The value of the parameter, provided as ``bytes`` or `str``. :ret: An RFC-2231-formatted unicode string. zutf-8c3s|]}|kVqdS)Nr ).0ch)valuer r +sz.format_header_param_rfc2231..z"\ z%s="%s"asciiz%s*=%s) isinstancer binary_typedecodeanyencodeUnicodeEncodeErrorUnicodeDecodeErrorPY2emailutilsencode_rfc2231)namerresultr )rr format_header_param_rfc2231s       rz%22z\\)"\cCs&i|]}|dkrd|t|qS))z%{:02X})formatrunichr)r ccr r r Jsr% cs:fdd}tdddD}|||}|S)Ncs|dS)Nr)group)match)needles_and_replacementsr r replacerSsz#_replace_multiple..replacer|cSsg|]}t|qSr )reescape)r Zneedler r r Wsz%_replace_multiple..)r,compilejoinkeyssub)rr)r*patternrr )r)r _replace_multipleRs   r4cCs,t|tjr|d}t|t}d||fS)a Helper function to format and quote a single header parameter using the HTML5 strategy. Particularly useful for header parameters which might contain non-ASCII values, like file names. This follows the `HTML5 Working Draft Section 4.10.22.7`_ and matches the behavior of curl and modern browsers. .. _HTML5 Working Draft Section 4.10.22.7: https://w3c.github.io/html/sec-forms.html#multipart-form-data :param name: The name of the parameter, a string expected to be ASCII only. :param value: The value of the parameter, provided as ``bytes`` or `str``. :ret: A unicode string, stripped of troublesome characters. zutf-8z%s="%s")rrrrr4_HTML5_REPLACEMENTS)rrr r r format_header_param_html5_s   r6c@sReZdZdZddefddZeefddZddZd d Z d d Z dd dZ dS) RequestFielda A data container for request body parameters. :param name: The name of this request field. Must be unicode. :param data: The data/value body. :param filename: An optional filename of the request field. Must be unicode. :param headers: An optional dict-like object of headers to initially use for the field. :param header_formatter: An optional callable that is used to encode and format the headers. By default, this is :func:`format_header_param_html5`. NcCs0||_||_||_i|_|r&t||_||_dS)N)_name _filenamedataheadersdictheader_formatter)selfrr:rr;r=r r r __init__s zRequestField.__init__cCs`t|tr4t|dkr"|\}}}q@|\}}t|}n d}d}|}|||||d}|j|d|S)a A :class:`~urllib3.fields.RequestField` factory from old-style tuple parameters. Supports constructing :class:`~urllib3.fields.RequestField` from parameter of key/value strings AND key/filetuple. A filetuple is a (filename, data, MIME type) tuple where the MIME type is optional. For example:: 'foo': 'bar', 'fakefile': ('foofile.txt', 'contents of foofile'), 'realfile': ('barfile.txt', open('realfile').read()), 'typedfile': ('bazfile.bin', open('bazfile').read(), 'image/jpeg'), 'nonamefile': 'contents of nonamefile field', Field names and filenames must be unicode. N)rr=) content_type)rtuplelenr make_multipart)cls fieldnamerr=rr:rAZ request_paramr r r from_tupless     zRequestField.from_tuplescCs |||S)aI Overridable helper function to format a single header parameter. By default, this calls ``self.header_formatter``. :param name: The name of the parameter, a string expected to be ASCII only. :param value: The value of the parameter, provided as a unicode string. )r=)r>rrr r r _render_parts zRequestField._render_partcCsPg}|}t|tr|}x*|D]"\}}|dk r ||||q Wd|S)aO Helper function to format and quote a single header. Useful for single headers that are composed of multiple items. E.g., 'Content-Disposition' fields. :param header_parts: A sequence of (k, v) tuples or a :class:`dict` of (k, v) to format as `k1="v1"; k2="v2"; ...`. Nz; )rr<itemsappendrHr0)r>Z header_partspartsiterablerrr r r _render_partss  zRequestField._render_partscCsg}dddg}x2|D]*}|j|dr|d||j|fqWx4|jD]&\}}||krN|rN|d||fqNW|dd|S)z= Renders the headers for this request field. zContent-Dispositionz Content-TypezContent-LocationFz%s: %sz )r;getrJrIr0)r>lines sort_keysZsort_key header_nameZ header_valuer r r render_headerss   zRequestField.render_headersc CsX|pd|jd<|jddd|d|jfd|jffg7<||jd<||jd<d S) a| Makes this request field into a multipart request field. This method overrides "Content-Disposition", "Content-Type" and "Content-Location" headers to the request parameter. :param content_type: The 'Content-Type' of the request body. :param content_location: The 'Content-Location' of the request body. z form-datazContent-Dispositionz; rrz Content-TypezContent-LocationN)r;r0rMr8r9)r>content_dispositionrAZcontent_locationr r r rDs zRequestField.make_multipart)NNN) __name__ __module__ __qualname____doc__r6r? classmethodrGrHrMrRrDr r r r r7~s # r7)r) __future__r email.utilsrrr,packagesrr rr5updateranger4r6Zformat_header_paramobjectr7r r r r s   +