o
    E6÷džZ  ã                
   @   sð   d dl Z ddlmZ ddlmZ ddlmZ ddlmZ ddlmZ dd	lm	Z	 dd
lmZ
 ddlmZ G dd„ dƒZe	jG dd„ dƒƒZdZd(dd„Zdd„ Zdd„ Zdedefdd„Zdddddd d!d"d#d$œ	Ze  d% d&d'„ eD ƒ¡¡ZdS ))é    Né   )ÚENUM)ÚSET)ÚDATETIME)ÚTIME)Ú	TIMESTAMPé   )Úlog)Útypes)Úutilc                   @   s   e Zd ZdZdd„ ZdS )ÚReflectedStatez;Stores raw information about a SHOW CREATE TABLE statement.c                 C   s(   g | _ i | _d | _g | _g | _g | _d S ©N)ÚcolumnsÚtable_optionsÚ
table_nameÚkeysÚfk_constraintsÚck_constraints)Úself© r   ú{C:\Users\jesus\OneDrive\Desktop\erpjis_fastapi\backend\jisbackend\Lib\site-packages\sqlalchemy/dialects/mysql/reflection.pyÚ__init__   s   
zReflectedState.__init__N)Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r   r   r   r   r      s    r   c                   @   s–   e Zd ZdZdd„ Zdd„ Zdedefdd	„Zd
d„ Z	dd„ Z
dd„ Zdd„ Zdd„ Zdd„ Zdd„ Zdd„ ZdZdd„ Zdd„ Zdd „ Zd!d"„ Zd#S )$ÚMySQLTableDefinitionParserz4Parses the results of a SHOW CREATE TABLE statement.c                 C   s   || _ || _|  ¡  d S r   )ÚdialectÚpreparerÚ_prep_regexes)r   r   r   r   r   r   r   &   s   z#MySQLTableDefinitionParser.__init__c                 C   s  t ƒ }||_t d|¡D ]r}| d| jj ¡r|  ||¡ q| d¡r*|  ||¡ q|dkr/q| d¡r;|  	||¡ qd|v rF|  
||¡ q|sIq|  |¡\}}|d u r\t d| ¡ q|dkrg|j |¡ q|d	krr|j |¡ q|d
kr}|j |¡ q	 q|S )Nz\r?\nz  z) ú)zCREATE Ú	PARTITIONzUnknown schema content: %rÚkeyÚfk_constraintÚck_constraint)r   ÚcharsetÚreÚsplitÚ
startswithr   Úinitial_quoteÚ_parse_columnÚ_parse_table_optionsÚ_parse_table_nameÚ_parse_partition_optionsÚ_parse_constraintsr   Úwarnr   Úappendr   r   )r   Zshow_creater%   ÚstateÚlineÚtype_Úspecr   r   r   Úparse+   s4   

z MySQLTableDefinitionParser.parseÚsqlÚreturnc                 C   s   t | j |¡ƒS r   )ÚboolÚ_re_is_viewÚmatch)r   r6   r   r   r   Ú_check_viewM   s   z&MySQLTableDefinitionParser._check_viewc                 C   s6  | j  |¡}|rE| ¡ }|  |d ¡|d< |d r1| j |d ¡}|r1| ¡ d r1| ¡ d |d< |d rA| j |d ¡d |d< d|fS | j |¡}|r{| ¡ }| j |d ¡|d< dd„ |  |d	 ¡D ƒ|d	< d
d„ |  |d ¡D ƒ|d< d|fS | j |¡}|r‹| ¡ }d|fS | j	 |¡}|r—d|fS d|fS )zaParse a KEY or CONSTRAINT line.

        :param line: A line of SHOW CREATE TABLE output
        r   Zversion_sqlÚparserr   r"   Útablec                 S   ó   g | ]}|d  ‘qS ©r   r   ©Ú.0Úcr   r   r   Ú
<listcomp>m   ó    zAMySQLTableDefinitionParser._parse_constraints.<locals>.<listcomp>Úlocalc                 S   r>   r?   r   r@   r   r   r   rC   n   s    ÿZforeignr#   r$   Ú	partitionN)
Ú_re_keyr:   Ú	groupdictÚ_parse_keyexprsÚ_re_key_version_sqlr   Zunformat_identifiersÚ_re_fk_constraintÚ_re_ck_constraintÚ_re_partition)r   r2   Úmr4   Úm2r   r   r   r.   P   s@   ÿþ
ÿz-MySQLTableDefinitionParser._parse_constraintsc                 C   s0   | j \}}| |¡}|r|| d¡ƒ|_dS dS )zZExtract the table name.

        :param line: The first line of SHOW CREATE TABLE
        ÚnameN)Ú_pr_namer:   Úgroupr   )r   r2   r1   ÚregexÚcleanuprN   r   r   r   r,   ‚   s
   

ÿz,MySQLTableDefinitionParser._parse_table_namec                 C   s°   i }|r7|dkr7|}| j D ])\}}| |¡}|sq| d¡| d¡}}	|r*||	ƒ}	|	|| ¡ < | d|¡}qdD ]}
| |
d¡ q9| ¡ D ]\}}||jd| jj	|f < qFdS )zƒBuild a dictionary of all reflected table-level options.

        :param line: The final line of SHOW CREATE TABLE output.
        r    Ú	directiveÚvalÚ )Úauto_incrementzdata directoryzindex directoryNú%s_%s)
Ú_pr_optionsÚsearchrR   ÚlowerÚsubÚpopÚitemsr   r   rP   )r   r2   r1   ÚoptionsÚrest_of_linerS   rT   rN   rU   ÚvalueZnopeÚoptrV   r   r   r   r+      s"   
ÿz/MySQLTableDefinitionParser._parse_table_optionsc                 C   sÈ  i }|d d … }|  d¡s|  d¡r"|dd … }|  d¡s|  d¡s| jD ]|\}}| |¡}|r5d|jvr6q%| d¡}| ¡ }|dk}	|dksI|	rŒ| dd	¡}| d
d	¡}|	rb| d¡rb|d d… }| jj	dkr| d¡rd|v syd|v syd|v r|d d… }d| jj	|f }
|||
< n| dd¡}| d¡}|r||ƒ}|||<  | 
¡ D ];\}}d| jj	 }d| jj	 }||ks¾||krÖ||jvrÉ||j|< q¦d|j| |f |j|< q¦||jd| jj	|f < q¦d S )Nú(ú r   r!   rU   ZsubpartitionrF   z) */rW   ú,r    éÿÿÿÿZmariadbZMAXVALUEZMINVALUEÚENGINEz%s_%s_definitionsÚ_rV   z%s_partition_definitionsz%s_subpartition_definitionsz%s, %srY   )r(   rZ   r[   ÚpatternrR   r\   ÚreplaceÚendswithr   rP   r_   r   )r   r2   r1   r`   Únew_linerS   rT   rN   rU   Zis_subpartitionZdefsrb   rc   rV   Zpart_defZsubpart_defr   r   r   r-   §   sT   ÿ




þóz3MySQLTableDefinitionParser._parse_partition_optionsc                 C   s¸  d}| j  |¡}|r| ¡ }d|d< n| j |¡}|r#| ¡ }d|d< |s.t d| ¡ dS |d s9t d| ¡ |d |d |d	 }}}z| jj| }W n tyd   t d
||f ¡ t	j
}Y nw |du sm|dkrpg }	n|d dkrƒ|d dkrƒ| j |¡}	ndd„ | j |¡D ƒ}	i }
t|tttfƒr¡|	r¡|	 d¡|
d< dD ]}| |d¡r¯d|
|< q£dD ]}| |d¡rÀ|| |
|< q²t|ttfƒrÙt|	ƒ}	t|tƒrÙd|	v rÙd|
d< ||	i |
¤Ž}i }d|d< | dd¡dkròd|d< | dd¡rýd|d< nt|t	jƒrd|d< | dd¡}|dkrd}| dd¡}|dur$t|ƒ}| d¡}|durGt|d}| d¡}|durC|d k|d!< ||d"< t||||d#}| |¡ |j |¡ dS )$z­Extract column details.

        Falls back to a 'minimal support' variant if full parse fails.

        :param line: Any column-bearing line from SHOW CREATE TABLE
        NTÚfullFzUnknown column definition %rz-Incomplete reflection of column definition %rrP   ZcoltypeÚargz*Did not recognize type '%s' of column '%s'rW   r   ú'rg   c                 S   s   g | ]}t |ƒ‘qS r   ©Úint)rA   Úvr   r   r   rC     rD   z<MySQLTableDefinitionParser._parse_column.<locals>.<listcomp>Zfsp)ZunsignedZzerofill)r%   ZcollateZretrieve_as_bitwiseÚnullableZnotnullúNOT NULLZautoincrZautoincrementÚdefaultÚNULLÚcommentÚ	generated)ÚsqltextZpersistenceZSTOREDÚ	persistedÚcomputed)rP   Útyperv   rx   )Ú
_re_columnr:   rH   Ú_re_column_looser   r/   r   Zischema_namesÚKeyErrorÚsqltypesZNullTypeÚ_re_csv_strÚfindallÚ_re_csv_intÚ
issubclassr   r   r   r^   Úgetr   r   Ú_strip_valuesÚIntegerÚcleanup_textÚdictÚupdater   r0   )r   r2   r1   r4   rN   rP   r3   ÚargsÚcol_typeZ	type_argsZtype_kwÚkwZtype_instanceZcol_kwrv   rx   rz   r|   r{   Zcol_dr   r   r   r*   ß   sŽ   

ÿ
ü€€







ÿ
z(MySQLTableDefinitionParser._parse_columnc           
         s  g }|D ]r‰ ‡ fdd„dD ƒ\}}}}}dg}	|	  | j |¡¡ |	  |¡ |s,|	  d¡ |rgd|v r3n4| d¡rH| d¡rH|	  d	¡ |	  |¡ n|d
krW|	  d	¡ |	  |¡ n|	  d	¡ |	  d| dd¡ ¡ |rn|	  |¡ |  d |	¡¡ qd d| j |¡ d |¡dg¡S )až  Re-format DESCRIBE output as a SHOW CREATE TABLE string.

        DESCRIBE is a much simpler reflection and is sufficient for
        reflecting views for runtime use.  This method formats DDL
        for columns only- keys are omitted.

        :param columns: A sequence of DESCRIBE or SHOW COLUMNS 6-tuples.
          SHOW FULL COLUMNS FROM rows must be rearranged for use with
          this function.
        c                 3   s    | ]}ˆ | V  qd S r   r   )rA   Úi©Úrowr   r   Ú	<genexpr>T  s   € 
ÿzAMySQLTableDefinitionParser._describe_to_create.<locals>.<genexpr>)r   r   é   é   é   re   ru   rX   Ú	timestampÚCÚDEFAULTrw   z'%s'rp   ú''rW   zCREATE TABLE %s (
z,
z
) )r0   r   Zquote_identifierr(   rk   Újoin)
r   r   r   ÚbufferrP   r   rt   rv   Úextrar2   r   r   r   Ú_describe_to_createF  sD   
ÿ

ÿ




ÿúÿz.MySQLTableDefinitionParser._describe_to_createc                 C   s   dd„ | j  |¡D ƒS )z8Unpack '"col"(2),"col" ASC'-ish strings into components.c                 S   s(   g | ]\}}}||rt |ƒnd |f‘qS r   rq   )rA   ZcolnameÚlengthÚ	modifiersr   r   r   rC   ~  s    ÿÿz>MySQLTableDefinitionParser._parse_keyexprs.<locals>.<listcomp>)Ú_re_keyexprsrƒ   )r   Zidentifiersr   r   r   rI   {  s
   ÿþz*MySQLTableDefinitionParser._parse_keyexprsc              	   C   sL  g | _ g | _| jj}ttddd„ | jj|| j |¡fD ƒƒƒ}td| | jj	ƒ| _
tdƒ| _td| ƒ| _tdƒ| _tdƒ| _td	| ƒ| _td
| ƒ| _td| ƒ| _tdƒ| _| ¡ }d|d< td| ƒ| _td| ƒ| _tdƒ| _tD ]}|  |¡ qvdD ]}|  |¡ q€dD ]}|  |¡ qŠ|  dd¡ |  dd¡ |  dd¡ dS )z Pre-compile regular expressions.)ZiqZfqZesc_fqc                 S   s   g | ]}t  |¡‘qS r   ©r&   Úescape)rA   Úsr   r   r   rC     s    ÿÿz<MySQLTableDefinitionParser._prep_regexes.<locals>.<listcomp>zM^CREATE (?:\w+ +)?TABLE +%(iq)s(?P<name>(?:%(esc_fq)s|[^%(fq)s])+)%(fq)s +\($z^CREATE(?! TABLE)(\s.*)?\sVIEWzW(?:(?:%(iq)s((?:%(esc_fq)s|[^%(fq)s])+)%(fq)s)(?:\((\d+)\))?(?: +(ASC|DESC))?(?=\,|$))+z\x27(?:\x27\x27|[^\x27])*\x27z\d+a…    %(iq)s(?P<name>(?:%(esc_fq)s|[^%(fq)s])+)%(fq)s +(?P<coltype>\w+)(?:\((?P<arg>(?:\d+|\d+,\d+|(?:'(?:''|[^'])*',?)+))\))?(?: +(?P<unsigned>UNSIGNED))?(?: +(?P<zerofill>ZEROFILL))?(?: +CHARACTER SET +(?P<charset>[\w_]+))?(?: +COLLATE +(?P<collate>[\w_]+))?(?: +(?P<notnull>(?:NOT )?NULL))?(?: +DEFAULT +(?P<default>(?:NULL|'(?:''|[^'])*'|[\-\w\.\(\)]+(?: +ON UPDATE [\-\w\.\(\)]+)?)))?(?: +(?:GENERATED ALWAYS)? ?AS +(?P<generated>\(.*\))? ?(?P<persistence>VIRTUAL|STORED)?)?(?: +(?P<autoincr>AUTO_INCREMENT))?(?: +COMMENT +'(?P<comment>(?:''|[^'])*)')?(?: +COLUMN_FORMAT +(?P<colfmt>\w+))?(?: +STORAGE +(?P<storage>\w+))?(?: +(?P<extra>.*))?,?$zŸ  %(iq)s(?P<name>(?:%(esc_fq)s|[^%(fq)s])+)%(fq)s +(?P<coltype>\w+)(?:\((?P<arg>(?:\d+|\d+,\d+|\x27(?:\x27\x27|[^\x27])+\x27))\))?.*?(?P<notnull>(?:NOT )NULL)?aX    (?:(?P<type>\S+) )?KEY(?: +%(iq)s(?P<name>(?:%(esc_fq)s|[^%(fq)s])+)%(fq)s)?(?: +USING +(?P<using_pre>\S+))? +\((?P<columns>.+?)\)(?: +USING +(?P<using_post>\S+))?(?: +KEY_BLOCK_SIZE *[ =]? *(?P<keyblock>\S+))?(?: +WITH PARSER +(?P<parser>\S+))?(?: +COMMENT +(?P<comment>(\x27\x27|\x27([^\x27])*?\x27)+))?(?: +/\*(?P<version_sql>.+)\*/ *)?,?$z+\!\d+ (?: *WITH PARSER +(?P<parser>\S+) *)?z#RESTRICT|CASCADE|SET NULL|NO ACTIONÚona,    CONSTRAINT +%(iq)s(?P<name>(?:%(esc_fq)s|[^%(fq)s])+)%(fq)s +FOREIGN KEY +\((?P<local>[^\)]+?)\) REFERENCES +(?P<table>%(iq)s[^%(fq)s]+%(fq)s(?:\.%(iq)s[^%(fq)s]+%(fq)s)?) +\((?P<foreign>[^\)]+?)\)(?: +(?P<match>MATCH \w+))?(?: +ON DELETE (?P<ondelete>%(on)s))?(?: +ON UPDATE (?P<onupdate>%(on)s))?z[  CONSTRAINT +%(iq)s(?P<name>(?:%(esc_fq)s|[^%(fq)s])+)%(fq)s +CHECK +\((?P<sqltext>.+)\),?z(?:.*)(?:SUB)?PARTITION(?:.*))rh   ZTYPEZAUTO_INCREMENTZAVG_ROW_LENGTHzCHARACTER SETzDEFAULT CHARSETZCHECKSUMZCOLLATEZDELAY_KEY_WRITEZINSERT_METHODZMAX_ROWSZMIN_ROWSZ	PACK_KEYSZ
ROW_FORMATZKEY_BLOCK_SIZEZSTATS_SAMPLE_PAGES)úPARTITION BYúSUBPARTITION BYÚ
PARTITIONSÚSUBPARTITIONSr!   ZSUBPARTITIONZUNIONz
\([^\)]+\)Z
TABLESPACEz.*? STORAGE DISKZ	RAID_TYPEz4\w+\s+RAID_CHUNKS\s*\=\s*\w+RAID_CHUNKSIZE\s*=\s*\w+N)Z_re_columnsrZ   r   Zfinal_quoterŠ   Úzipr)   Z_escape_identifierÚ_pr_compileZ_unescape_identifierrQ   Ú_re_compiler9   r    r‚   r„   r~   r   rG   rJ   ÚcopyrK   rL   rM   Ú_options_of_type_stringÚ_add_option_stringÚ_add_option_wordÚ_add_partition_option_wordÚ_add_option_regex)r   Z_finalÚquotesrŽ   Úoptionr   r   r   r   …  sŽ   
ýþþÿÿý
þÿ

ëÿüÿ
öÿÿ

öÿüÿ
þz(MySQLTableDefinitionParser._prep_regexesz(?:\s*(?:=\s*)|\s+)c                 C   s*   dt  |¡| jf }| j t|tƒ¡ d S )Nz0(?P<directive>%s)%s'(?P<val>(?:[^']|'')*?)'(?!'))r&   r¢   Ú_optional_equalsrZ   r0   rª   r‰   ©r   rU   rS   r   r   r   r®   D  s
   þz-MySQLTableDefinitionParser._add_option_stringc                 C   s(   dt  |¡| jf }| j t|ƒ¡ d S )Nz(?P<directive>%s)%s(?P<val>\w+)©r&   r¢   r´   rZ   r0   rª   rµ   r   r   r   r¯   K  s
   þz+MySQLTableDefinitionParser._add_option_wordc                 C   sp   |dks|dkrdt  |¡| jf }n|dks|dkr&dt  |¡| jf }ndt  |¡f }| j t|ƒ¡ d S )Nr¥   r¦   z((?<!\S)(?P<directive>%s)%s(?P<val>\w+.*)r¨   r§   z&(?<!\S)(?P<directive>%s)%s(?P<val>\d+)z(?<!\S)(?P<directive>%s)(?!\S)r¶   rµ   r   r   r   r°   R  s   þþz5MySQLTableDefinitionParser._add_partition_option_wordc                 C   s*   dt  |¡| j|f }| j t|ƒ¡ d S )Nz(?P<directive>%s)%s(?P<val>%s)r¶   rµ   r   r   r   r±   a  s   ýz,MySQLTableDefinitionParser._add_option_regexN)r   r   r   r   r   r5   Ústrr8   r;   r.   r,   r+   r-   r*   r   rI   r   r´   r®   r¯   r°   r±   r   r   r   r   r   "   s&    "28g5
 >r   )ÚCOMMENTzDATA DIRECTORYzINDEX DIRECTORYZPASSWORDZ
CONNECTIONc                 C   s   t | ƒ|fS )z1Prepare a 2-tuple of compiled regex and callable.)r«   )rS   rT   r   r   r   rª   s  s   rª   c                 C   s   t  | t jt jB ¡S )z)Compile a string to regex, I and UNICODE.)r&   ÚcompileÚIÚUNICODE)rS   r   r   r   r«   y  s   r«   c                 C   s\   g }| D ]'}|dd… dks|dd… dkr&|dd…   |d d |d ¡}| |¡ q|S )zStrip reflected values quotesr   r   ú"rp   rg   r“   )rk   r0   )ÚvaluesZstrip_valuesÚar   r   r   r‡     s     r‡   Úraw_textr7   c                 C   s&   d| v rt  tdd„ | ¡} |  dd¡S )Nú\c                 S   s   t | d  S )Nr   )Ú_control_char_map)r£   r   r   r   Ú<lambda>  s    zcleanup_text.<locals>.<lambda>r™   rp   )r&   r]   Ú_control_char_regexprk   )r¿   r   r   r   r‰   Š  s
   
ÿr‰   rÀ   ú úúú	Ú
úúú)	z\\z\0z\az\bz\tz\nz\vz\fz\rú|c                 c   s    | ]}t  |¡V  qd S r   r¡   )rA   Úkr   r   r   r’   Ÿ  s   € r’   r   )r&   Z
enumeratedr   r   r
   r   r   r   rW   r	   r   r   r   Zclass_loggerr   r­   rª   r«   r‡   r·   r‰   rÁ   r¹   rš   rÃ   r   r   r   r   Ú<module>   sD   	    K
		÷ÿ