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Follows rules specified in Section 5.2.3 of RFC 3986. The algorithm in the RFC treats the empty basepath edge case differently for URIs with and without an authority section, which is why the third argument is necessary. rL �/N� )�rfind)�basepath�relpath� has_authority�slash� rT �//usr/lib/python3/dist-packages/lazr/uri/_uri.pyr � s r c C s� g }| rz| � d�r| dd� } nh| � d�r | dd� } n\| � d�s%| dkr.d| dd� } nJ| � d �s7| d krId| d d� } t|�d krH|d = n/| dv rPd} n(| � d�r\| �dd�}n| �d�}|d k rit| �}|�| d|� � | |d� } | sd�|�S )zqRemove '.' and '..' segments from a URI path. Follows the rules specified in Section 5.2.4 of RFC 3986. z../� Nz./� z/./z/.rM z/../z/..� r ���)�.z..rL rN )� startswith�len�find�append�join)�path�outputrS rT rT rU r � s0 � � r c C s� | � d�}d}t|�D ]=\}}|dkrq z t|dd� d�}W n ty( Y q w t|�|v r<t|�|dd� ||< q d||dd� f ||< q d�|�S ) z�Return a version of 's' where no unreserved characters are encoded. Unreserved characters are defined in Section 2.3 of RFC 3986. Percent encoded sequences are normalised to upper case. �%zBABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~r NrW � z%%%02X%srL )�split� enumerate�int� ValueError�chrr_ )�string�result� unreserved�index�item�chrT rT rU �normalise_unreserved� s � ro c @ s e Zd ZdZdS )r z Invalid URIN)�__name__� __module__� __qualname__�__doc__rT rT rT rU r � s r c @ s� e Zd ZdZ d#dd�Zdd� Zedd� �Zed d � �Zd d � Z d d� Z dd� Z dd� Z dd� Z dd� Zdd� Zdd� Zdd � Zd d � Zd d � Zd!d"� ZdS )$r z�A class that represents a URI. This class can represent arbitrary URIs that conform to the generic syntax described in RFC 3986. Nc C s� |dur |du r |du r |du r |du r |du r |du r |du s(|du s(J d��|dur�t |t�rDz|�d� W n tyC td��w t�|�} | du rStd| ��| �d�| _| �d�| _ | �d�| _ | �d �| _ | �d �} | �d �} | du r}| | _ n | d t | � d� | _ | �d �| _| �d�| _n5|du r�td��|du r�|dus�|dur�td��|du r�td��|| _|| _ || _ || _ || _ || _|| _| �� | jdv r�| j s�td| j ��dS dS )z�Create a URI instance. Can be called with either a string URI or the component parts of the URI as keyword arguments. In either case, all arguments are expected to be appropriately URI encoded. NzeURI() must be called with a single string argument or with URI components given as keyword arguments.�ASCIIz%URIs must consist of ASCII charactersz"%s" is not a valid URI�scheme�userinfo�host�port�hierpart� authorityrW �query�fragmentzURIs must have a schemez*host must be given if userinfo or port arezURIs must have a path) r r r r r5 r �mmsr, rJ rK �bzrrE rF z %s URIs must have a host name)� isinstance�unicode�encode�UnicodeEncodeErrorr �uri_pat�match�groupru rv rw rx r` r\ r{ r| � _normalise) �self�uriru rv rw rx r` r{ r| r� ry rz rT rT rU �__init__� sf � �� � ���z URI.__init__c C s� | j �� | _ | jdurt| j�| _| jdur t| j�� �| _| jdkr'd| _n| jdur8| jt�| j �kr8d| _| jdurE| jdkrEd| _tt | j��| _| j durXt| j �| _ | j duret| j �| _ dS dS )z(Perform normalisation of URI components.NrL rM ) ru �lowerrv ro rw rx � _default_port�getr` r r{ r| �r� rT rT rU r� s$ �zURI._normalisec C sH | j du rdS | j }| jdurd| j|f }| jdur"d|| jf }|S )z The authority part of the URINz%s@%s�%s:%s)rw rv rx �r� rz rT rT rU rz 3 s z URI.authorityc C s" | j }|du r | jS d|| jf S )z The hierarchical part of the URINz//%s%s)rz r` r� rT rT rU � hier_part? s z URI.hier_partc C sD d| j | jf }| jd ur|d| j 7 }| jd ur |d| j 7 }|S )Nr� z?%sz#%s)ru r� r{ r| )r� r� rT rT rU �__str__H s z URI.__str__c C s d| j jt| �f S )Nz%s(%r))� __class__rp �strr� rT rT rU �__repr__P s z URI.__repr__c C sL t || j�r$| j|jko#| j|jko#| j|jko#| j|jko#| j|jkS tS �N)r r� ru rz r` r{ r| �NotImplemented)r� �otherrT rT rU �__eq__S s � � � �z URI.__eq__c C s | � |�}|tkr tS | S r� )r� r� )r� r� �equalrT rT rU �__ne__] s z URI.__ne__c C s t | j| j| j| j| jf�S r� )�hashru rz r` r{ r| r� rT rT rU �__hash__d s �z URI.__hash__c K sF |s| S t | j| j| j| j| j| j| jd�}|�|� | j di |��S )z;Replace one or more parts of the URI, returning the result.)ru rv rw rx r` r{ r| NrT ) r ru rv rw rx r` r{ r| �updater� )r� �parts� basepartsrT rT rU �replaceh s � z URI.replacec C s~ z| � |�W S ty Y nw t�|�}|du r td��t| jd�}|�d�}|durZ|�d�|d< |�d�|d< |�d�|d< t|�d�d t|� d� �|d < |�d �|d < nV|�d�}|�d �}|d kr|| j |d < |durv||d < n+| j |d < n%|� d �r�t|�|d < nt | j || j dud�|d < t|d �|d < ||d < | j|d< | j |d< | j|d< |�d�|d< | j di |��S )z�Resolve the given URI reference relative to this URI. Uses the rules from Section 5.2 of RFC 3986 to resolve the new URI. NzInvalid relative reference)ru rz rv rw rx � relativepartrW r` r{ rL rM )rR r| rT )r� r �relative_ref_patr� r ru r� r r\ r` r{ r[ r rw rv rx )r� � referencer� r� rz r` r{ rT rT rU �resolvew sJ � � � z URI.resolvec C s |� d�rJ �| �� �|�S )z�Append the given path to this URI. The path must not start with a slash, but a slash is added to base URI (before appending the path), in case it doesn't end with a slash. rM )r[ � ensureSlashr� )r� r` rT rT rU r^ � s z URI.appendc C sf | j |j ks | j|jkrdS | j|jkrdS | j}|�d�s"|d7 }|j}|�d�s.|d7 }|�|�S )z9Returns True if the URI 'other' is contained by this one.FTrM )ru rz r` �endswithr[ )r� r� rP � otherpathrT rT rU �contains� s z URI.containsc C s< t |�dkrdS | j�d�}|�d�}|t |� d� |kS )z@Return True if the given domain name a parent of the URL's host.r TrZ N)r\ rw rd )r� �domain� our_segments�domain_segmentsrT rT rU � underDomain� s zURI.underDomainc C s" | j �d�r| S | j| j d d�S )z:Return a URI with the path normalised to end with a slash.rM �r` )r` r� r� r� rT rT rU r� � s zURI.ensureSlashc C s$ | j �d�r| j| j �d�d�S | S )z>Return a URI with the path normalised to not end with a slash.rM r� )r` r� r� �rstripr� rT rT rU � ensureNoSlash� s zURI.ensureNoSlash)NNNNNNNN)rp rq rr rs r� r� �propertyrz r� r� r� r� r� r� r� r� r^ r� r� r� r� rT rT rT rU r � s, �A 2 r a� \b (?:about|gopher|http|https|sftp|news|ftp|mailto|file|irc|jabber|xmpp) : (?: (?: # "//" authority path-abempty // (?: # userinfo [%(unreserved)s:]* @ )? (?: # host \d+\.\d+\.\d+\.\d+ | [%(unreserved)s]* ) (?: # port : \d* )? (?: / [%(unreserved)s:@]* )* ) | (?: # path-absolute / (?: [%(unreserved)s:@]+ (?: / [%(unreserved)s:@]* )* )? ) | (?: # path-rootless [%(unreserved)s@] [%(unreserved)s:@]* (?: / [%(unreserved)s:@]* )* ) ) (?: # query \? [%(unreserved)s:@/\?\[\]]* )? (?: # fragment \# [%(unreserved)s:@/\?]* )? rk z-a-zA-Z0-9._~%!$&'()*+,;=z ([,.?:);>]+)$c c sP � t �| �D ] }|�� }t�d|�}zt|�}W n ty! Y qw |V qdS )z8Scan a block of text for URIs, and yield the ones found.rL N)�possible_uri_pat�finditerr� �uri_trailers_pat�subr r )�textr� � uri_stringr� rT rT rU r A s � ��r )(rs �type� __metaclass__�__all__�rer� � NameErrorr� r� � scheme_re� userinfo_re�host_re�port_re� authority_re�path_abempty_re�path_noscheme_re�path_rootless_re�path_absolute_re� path_empty_re� hier_part_re�relative_part_re�query_re� fragment_re�uri_re�relative_ref_re�compile� IGNORECASEr� r� r r ro � Exceptionr r r �VERBOSEr� r� r rT rT rT rU �<module> s �������� � � � � ��������������� � � � � �!�"�%�&�4����� A(�*
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