pub struct Uri { /* private fields */ }
v2_66
only.Expand description
The GUri
type and related functions can be used to parse URIs into
their components, and build valid URIs from individual components.
Since GUri
only represents absolute URIs, all GUri
s will have a
URI scheme, so scheme()
will always return a non-NULL
answer. Likewise, by definition, all URIs have a path component, so
path()
will always return a non-NULL
string (which may
be empty).
If the URI string has an
‘authority’ component (that
is, if the scheme is followed by ://
rather than just :
), then the
GUri
will contain a hostname, and possibly a port and ‘userinfo’.
Additionally, depending on how the GUri
was constructed/parsed (for example,
using the G_URI_FLAGS_HAS_PASSWORD
and G_URI_FLAGS_HAS_AUTH_PARAMS
flags),
the userinfo may be split out into a username, password, and
additional authorization-related parameters.
Normally, the components of a GUri
will have all %
-encoded
characters decoded. However, if you construct/parse a GUri
with
G_URI_FLAGS_ENCODED
, then the %
-encoding will be preserved instead in
the userinfo, path, and query fields (and in the host field if also
created with G_URI_FLAGS_NON_DNS
). In particular, this is necessary if
the URI may contain binary data or non-UTF-8 text, or if decoding
the components might change the interpretation of the URI.
For example, with the encoded flag:
⚠️ The following code is in c ⚠️
g_autoptr(GUri) uri = g_uri_parse ("http://host/path?query=http%3A%2F%2Fhost%2Fpath%3Fparam%3Dvalue", G_URI_FLAGS_ENCODED, &err);
g_assert_cmpstr (g_uri_get_query (uri), ==, "query=http%3A%2F%2Fhost%2Fpath%3Fparam%3Dvalue");
While the default %
-decoding behaviour would give:
⚠️ The following code is in c ⚠️
g_autoptr(GUri) uri = g_uri_parse ("http://host/path?query=http%3A%2F%2Fhost%2Fpath%3Fparam%3Dvalue", G_URI_FLAGS_NONE, &err);
g_assert_cmpstr (g_uri_get_query (uri), ==, "query=http://host/path?param=value");
During decoding, if an invalid UTF-8 string is encountered, parsing will fail with an error indicating the bad string location:
⚠️ The following code is in c ⚠️
g_autoptr(GUri) uri = g_uri_parse ("http://host/path?query=http%3A%2F%2Fhost%2Fpath%3Fbad%3D%00alue", G_URI_FLAGS_NONE, &err);
g_assert_error (err, G_URI_ERROR, G_URI_ERROR_BAD_QUERY);
You should pass G_URI_FLAGS_ENCODED
or G_URI_FLAGS_ENCODED_QUERY
if you
need to handle that case manually. In particular, if the query string
contains =
characters that are %
-encoded, you should let
GLib::Uri::parse_params()
do the decoding once of the query.
GUri
is immutable once constructed, and can safely be accessed from
multiple threads. Its reference counting is atomic.
Note that the scope of GUri
is to help manipulate URIs in various applications,
following RFC 3986. In particular,
it doesn’t intend to cover web browser needs, and doesn’t implement the
WHATWG URL standard. No APIs are provided to
help prevent
homograph attacks, so
GUri
is not suitable for formatting URIs for display to the user for making
security-sensitive decisions.
§Relative and absolute URIs
As defined in RFC 3986, the hierarchical nature of URIs means that they can either be ‘relative references’ (sometimes referred to as ‘relative URIs’) or ‘URIs’ (for clarity, ‘URIs’ are referred to in this documentation as ‘absolute URIs’ — although in contrast to RFC 3986, fragment identifiers are always allowed).
Relative references have one or more components of the URI missing. In
particular, they have no scheme. Any other component, such as hostname,
query, etc. may be missing, apart from a path, which has to be specified (but
may be empty). The path may be relative, starting with ./
rather than /
.
For example, a valid relative reference is ./path?query
,
/?query#fragment
or //example.com
.
Absolute URIs have a scheme specified. Any other components of the URI which
are missing are specified as explicitly unset in the URI, rather than being
resolved relative to a base URI using parse_relative()
.
For example, a valid absolute URI is file:///home/bob
or
https://search.com?query=string
.
A GUri
instance is always an absolute URI. A string may be an absolute URI
or a relative reference; see the documentation for individual functions as to
what forms they accept.
§Parsing URIs
The most minimalist APIs for parsing URIs are split()
and
split_with_user()
. These split a URI into its component
parts, and return the parts; the difference between the two is that
split()
treats the ‘userinfo’ component of the URI as a
single element, while split_with_user()
can (depending on the
UriFlags
you pass) treat it as containing a username, password,
and authentication parameters. Alternatively, split_network()
can be used when you are only interested in the components that are
needed to initiate a network connection to the service (scheme,
host, and port).
parse()
is similar to split()
, but instead of
returning individual strings, it returns a GUri
structure (and it requires
that the URI be an absolute URI).
resolve_relative()
and parse_relative()
allow
you to resolve a relative URI relative to a base URI.
resolve_relative()
takes two strings and returns a string,
and parse_relative()
takes a GUri
and a string and returns a
GUri
.
All of the parsing functions take a UriFlags
argument describing
exactly how to parse the URI; see the documentation for that type
for more details on the specific flags that you can pass. If you
need to choose different flags based on the type of URI, you can
use peek_scheme()
on the URI string to check the scheme
first, and use that to decide what flags to parse it with.
For example, you might want to use G_URI_PARAMS_WWW_FORM
when parsing the
params for a web URI, so compare the result of peek_scheme()
against http
and https
.
§Building URIs
join()
and join_with_user()
can be used to construct
valid URI strings from a set of component strings. They are the
inverse of split()
and split_with_user()
.
Similarly, build()
and build_with_user()
can be
used to construct a GUri
from a set of component strings.
As with the parsing functions, the building functions take a
UriFlags
argument. In particular, it is important to keep in mind
whether the URI components you are using are already %
-encoded. If so,
you must pass the G_URI_FLAGS_ENCODED
flag.
§file://
URIs
Note that Windows and Unix both define special rules for parsing
file://
URIs (involving non-UTF-8 character sets on Unix, and the
interpretation of path separators on Windows). GUri
does not
implement these rules. Use filename_from_uri()
and
filename_to_uri()
if you want to properly convert between
file://
URIs and local filenames.
§URI Equality
Note that there is no g_uri_equal ()
function, because comparing
URIs usefully requires scheme-specific knowledge that GUri
does
not have. GUri
can help with normalization if you use the various
encoded UriFlags
as well as G_URI_FLAGS_SCHEME_NORMALIZE
however it is not comprehensive.
For example, data:,foo
and data:;base64,Zm9v
resolve to the same
thing according to the data:
URI specification which GLib does not
handle.
GLib type: Shared boxed type with reference counted clone semantics.
Implementations§
Source§impl Uri
impl Uri
Sourcepub fn auth_params(&self) -> Option<GString>
pub fn auth_params(&self) -> Option<GString>
Gets @self’s authentication parameters, which may contain
%
-encoding, depending on the flags with which @self was created.
(If @self was not created with UriFlags::HAS_AUTH_PARAMS
then this will
be None
.)
Depending on the URI scheme, g_uri_parse_params() may be useful for further parsing this information.
§Returns
@self’s authentication parameters.
Sourcepub fn fragment(&self) -> Option<GString>
pub fn fragment(&self) -> Option<GString>
Gets @self’s fragment, which may contain %
-encoding, depending on
the flags with which @self was created.
§Returns
@self’s fragment.
Sourcepub fn host(&self) -> Option<GString>
pub fn host(&self) -> Option<GString>
Gets @self’s host. This will never have %
-encoded characters,
unless it is non-UTF-8 (which can only be the case if @self was
created with UriFlags::NON_DNS
).
If @self contained an IPv6 address literal, this value will be just
that address, without the brackets around it that are necessary in
the string form of the URI. Note that in this case there may also
be a scope ID attached to the address. Eg, fe80::1234%``em1
(or
fe80::1234%``25em1
if the string is still encoded).
§Returns
@self’s host.
Sourcepub fn password(&self) -> Option<GString>
pub fn password(&self) -> Option<GString>
Gets @self’s password, which may contain %
-encoding, depending on
the flags with which @self was created. (If @self was not created
with UriFlags::HAS_PASSWORD
then this will be None
.)
§Returns
@self’s password.
Sourcepub fn path(&self) -> GString
pub fn path(&self) -> GString
Gets @self’s path, which may contain %
-encoding, depending on the
flags with which @self was created.
§Returns
@self’s path.
Sourcepub fn query(&self) -> Option<GString>
pub fn query(&self) -> Option<GString>
Gets @self’s query, which may contain %
-encoding, depending on the
flags with which @self was created.
For queries consisting of a series of name=value
parameters,
#GUriParamsIter or g_uri_parse_params() may be useful.
§Returns
@self’s query.
Sourcepub fn scheme(&self) -> GString
pub fn scheme(&self) -> GString
Gets @self’s scheme. Note that this will always be all-lowercase, regardless of the string or strings that @self was created from.
§Returns
@self’s scheme.
Sourcepub fn user(&self) -> Option<GString>
pub fn user(&self) -> Option<GString>
Gets the ‘username’ component of @self’s userinfo, which may contain
%
-encoding, depending on the flags with which @self was created.
If @self was not created with UriFlags::HAS_PASSWORD
or
UriFlags::HAS_AUTH_PARAMS
, this is the same as g_uri_get_userinfo().
§Returns
@self’s user.
Sourcepub fn userinfo(&self) -> Option<GString>
pub fn userinfo(&self) -> Option<GString>
Gets @self’s userinfo, which may contain %
-encoding, depending on
the flags with which @self was created.
§Returns
@self’s userinfo.
Sourcepub fn parse_relative(
&self,
uri_ref: &str,
flags: UriFlags,
) -> Result<Uri, Error>
pub fn parse_relative( &self, uri_ref: &str, flags: UriFlags, ) -> Result<Uri, Error>
Parses @uri_ref according to @flags and, if it is a relative URI, resolves it relative to @self. If the result is not a valid absolute URI, it will be discarded, and an error returned.
§uri_ref
a string representing a relative or absolute URI
§flags
flags describing how to parse @uri_ref
§Returns
a new #GUri, or NULL on error.
Sourcepub fn to_str(&self) -> GString
pub fn to_str(&self) -> GString
Returns a string representing @self.
This is not guaranteed to return a string which is identical to the
string that @self was parsed from. However, if the source URI was
syntactically correct (according to RFC 3986), and it was parsed
with UriFlags::ENCODED
, then g_uri_to_string() is guaranteed to return
a string which is at least semantically equivalent to the source
URI (according to RFC 3986).
If @self might contain sensitive details, such as authentication parameters, or private data in its query string, and the returned string is going to be logged, then consider using g_uri_to_string_partial() to redact parts.
§Returns
a string representing @self, which the caller must free.
Sourcepub fn to_string_partial(&self, flags: UriHideFlags) -> GString
pub fn to_string_partial(&self, flags: UriHideFlags) -> GString
Sourcepub fn build(
flags: UriFlags,
scheme: &str,
userinfo: Option<&str>,
host: Option<&str>,
port: i32,
path: &str,
query: Option<&str>,
fragment: Option<&str>,
) -> Uri
pub fn build( flags: UriFlags, scheme: &str, userinfo: Option<&str>, host: Option<&str>, port: i32, path: &str, query: Option<&str>, fragment: Option<&str>, ) -> Uri
Creates a new #GUri from the given components according to @flags.
See also g_uri_build_with_user(), which allows specifying the components of the “userinfo” separately.
§flags
flags describing how to build the #GUri
§scheme
the URI scheme
§userinfo
the userinfo component, or None
§host
the host component, or None
§port
the port, or -1
§path
the path component
§query
the query component, or None
§fragment
the fragment, or None
§Returns
a new #GUri
Sourcepub fn build_with_user(
flags: UriFlags,
scheme: &str,
user: Option<&str>,
password: Option<&str>,
auth_params: Option<&str>,
host: Option<&str>,
port: i32,
path: &str,
query: Option<&str>,
fragment: Option<&str>,
) -> Uri
pub fn build_with_user( flags: UriFlags, scheme: &str, user: Option<&str>, password: Option<&str>, auth_params: Option<&str>, host: Option<&str>, port: i32, path: &str, query: Option<&str>, fragment: Option<&str>, ) -> Uri
Creates a new #GUri from the given components according to @flags
(UriFlags::HAS_PASSWORD
is added unconditionally). The @flags must be
coherent with the passed values, in particular use %
-encoded values with
UriFlags::ENCODED
.
In contrast to g_uri_build(), this allows specifying the components
of the ‘userinfo’ field separately. Note that @user must be non-None
if either @password or @auth_params is non-None
.
§flags
flags describing how to build the #GUri
§scheme
the URI scheme
§user
the user component of the userinfo, or None
§password
the password component of the userinfo, or None
§auth_params
the auth params of the userinfo, or None
§host
the host component, or None
§port
the port, or -1
§path
the path component
§query
the query component, or None
§fragment
the fragment, or None
§Returns
a new #GUri
Sourcepub fn escape_bytes(
unescaped: &[u8],
reserved_chars_allowed: Option<&str>,
) -> GString
pub fn escape_bytes( unescaped: &[u8], reserved_chars_allowed: Option<&str>, ) -> GString
Escapes arbitrary data for use in a URI.
Normally all characters that are not ‘unreserved’ (i.e. ASCII alphanumerical characters plus dash, dot, underscore and tilde) are escaped. But if you specify characters in @reserved_chars_allowed they are not escaped. This is useful for the ‘reserved’ characters in the URI specification, since those are allowed unescaped in some portions of a URI.
Though technically incorrect, this will also allow escaping nul
bytes as %``00
.
§unescaped
the unescaped input data.
§reserved_chars_allowed
a string of reserved
characters that are allowed to be used, or None
.
§Returns
an escaped version of @unescaped. The returned string should be freed when no longer needed.
Sourcepub fn escape_string(
unescaped: &str,
reserved_chars_allowed: Option<&str>,
allow_utf8: bool,
) -> GString
pub fn escape_string( unescaped: &str, reserved_chars_allowed: Option<&str>, allow_utf8: bool, ) -> GString
Escapes a string for use in a URI.
Normally all characters that are not “unreserved” (i.e. ASCII alphanumerical characters plus dash, dot, underscore and tilde) are escaped. But if you specify characters in @reserved_chars_allowed they are not escaped. This is useful for the “reserved” characters in the URI specification, since those are allowed unescaped in some portions of a URI.
§unescaped
the unescaped input string.
§reserved_chars_allowed
a string of reserved
characters that are allowed to be used, or None
.
§allow_utf8
true
if the result can include UTF-8 characters.
§Returns
an escaped version of @unescaped. The returned string should be freed when no longer needed.
Sourcepub fn is_valid(uri_string: &str, flags: UriFlags) -> Result<(), Error>
pub fn is_valid(uri_string: &str, flags: UriFlags) -> Result<(), Error>
Parses @uri_string according to @flags, to determine whether it is a valid absolute URI, i.e. it does not need to be resolved relative to another URI using g_uri_parse_relative().
If it’s not a valid URI, an error is returned explaining how it’s invalid.
See g_uri_split(), and the definition of #GUriFlags, for more information on the effect of @flags.
§uri_string
a string containing an absolute URI
§flags
flags for parsing @uri_string
§Returns
true
if @uri_string is a valid absolute URI, false
on error.
Sourcepub fn join(
flags: UriFlags,
scheme: Option<&str>,
userinfo: Option<&str>,
host: Option<&str>,
port: i32,
path: &str,
query: Option<&str>,
fragment: Option<&str>,
) -> GString
pub fn join( flags: UriFlags, scheme: Option<&str>, userinfo: Option<&str>, host: Option<&str>, port: i32, path: &str, query: Option<&str>, fragment: Option<&str>, ) -> GString
Joins the given components together according to @flags to create
an absolute URI string. @path may not be None
(though it may be the empty
string).
When @host is present, @path must either be empty or begin with a slash (/
)
character. When @host is not present, @path cannot begin with two slash
characters (//
). See
RFC 3986, section 3.
See also g_uri_join_with_user(), which allows specifying the components of the ‘userinfo’ separately.
UriFlags::HAS_PASSWORD
and UriFlags::HAS_AUTH_PARAMS
are ignored if set
in @flags.
§flags
flags describing how to build the URI string
§scheme
the URI scheme, or None
§userinfo
the userinfo component, or None
§host
the host component, or None
§port
the port, or -1
§path
the path component
§query
the query component, or None
§fragment
the fragment, or None
§Returns
an absolute URI string
Sourcepub fn join_with_user(
flags: UriFlags,
scheme: Option<&str>,
user: Option<&str>,
password: Option<&str>,
auth_params: Option<&str>,
host: Option<&str>,
port: i32,
path: &str,
query: Option<&str>,
fragment: Option<&str>,
) -> GString
pub fn join_with_user( flags: UriFlags, scheme: Option<&str>, user: Option<&str>, password: Option<&str>, auth_params: Option<&str>, host: Option<&str>, port: i32, path: &str, query: Option<&str>, fragment: Option<&str>, ) -> GString
Joins the given components together according to @flags to create
an absolute URI string. @path may not be None
(though it may be the empty
string).
In contrast to g_uri_join(), this allows specifying the components of the ‘userinfo’ separately. It otherwise behaves the same.
UriFlags::HAS_PASSWORD
and UriFlags::HAS_AUTH_PARAMS
are ignored if set
in @flags.
§flags
flags describing how to build the URI string
§scheme
the URI scheme, or None
§user
the user component of the userinfo, or None
§password
the password component of the userinfo, or
None
§auth_params
the auth params of the userinfo, or
None
§host
the host component, or None
§port
the port, or -1
§path
the path component
§query
the query component, or None
§fragment
the fragment, or None
§Returns
an absolute URI string
Sourcepub fn list_extract_uris(uri_list: &str) -> Vec<GString>
pub fn list_extract_uris(uri_list: &str) -> Vec<GString>
Splits an URI list conforming to the text/uri-list mime type defined in RFC 2483 into individual URIs, discarding any comments. The URIs are not validated.
§uri_list
an URI list
§Returns
a newly allocated None
-terminated list
of strings holding the individual URIs. The array should be freed
with g_strfreev().
Sourcepub fn parse(uri_string: &str, flags: UriFlags) -> Result<Uri, Error>
pub fn parse(uri_string: &str, flags: UriFlags) -> Result<Uri, Error>
Parses @uri_string according to @flags. If the result is not a valid absolute URI, it will be discarded, and an error returned.
§uri_string
a string representing an absolute URI
§flags
flags describing how to parse @uri_string
§Returns
a new #GUri, or NULL on error.
Sourcepub fn parse_scheme(uri: &str) -> Option<GString>
pub fn parse_scheme(uri: &str) -> Option<GString>
Gets the scheme portion of a URI string. RFC 3986 decodes the scheme as:
URI = scheme ":" hier-part [ "?" query ] [ "#" fragment ]
Common schemes include file
, https
, svn+ssh
, etc.
§uri
a valid URI.
§Returns
The ‘scheme’ component of the URI, or
None
on error. The returned string should be freed when no longer needed.
Sourcepub fn peek_scheme(uri: &str) -> Option<GString>
pub fn peek_scheme(uri: &str) -> Option<GString>
Gets the scheme portion of a URI string. RFC 3986 decodes the scheme as:
URI = scheme ":" hier-part [ "?" query ] [ "#" fragment ]
Common schemes include file
, https
, svn+ssh
, etc.
Unlike g_uri_parse_scheme(), the returned scheme is normalized to all-lowercase and does not need to be freed.
§uri
a valid URI.
§Returns
The ‘scheme’ component of the URI, or
None
on error. The returned string is normalized to all-lowercase, and
interned via g_intern_string(), so it does not need to be freed.
Sourcepub fn resolve_relative(
base_uri_string: Option<&str>,
uri_ref: &str,
flags: UriFlags,
) -> Result<GString, Error>
pub fn resolve_relative( base_uri_string: Option<&str>, uri_ref: &str, flags: UriFlags, ) -> Result<GString, Error>
Parses @uri_ref according to @flags and, if it is a relative URI, resolves it relative to @base_uri_string. If the result is not a valid absolute URI, it will be discarded, and an error returned.
(If @base_uri_string is None
, this just returns @uri_ref, or
None
if @uri_ref is invalid or not absolute.)
§base_uri_string
a string representing a base URI
§uri_ref
a string representing a relative or absolute URI
§flags
flags describing how to parse @uri_ref
§Returns
the resolved URI string, or NULL on error.
Sourcepub fn split(
uri_ref: &str,
flags: UriFlags,
) -> Result<(Option<GString>, Option<GString>, Option<GString>, i32, GString, Option<GString>, Option<GString>), Error>
pub fn split( uri_ref: &str, flags: UriFlags, ) -> Result<(Option<GString>, Option<GString>, Option<GString>, i32, GString, Option<GString>, Option<GString>), Error>
Parses @uri_ref (which can be an
absolute or relative URI) according to @flags, and
returns the pieces. Any component that doesn’t appear in @uri_ref will be
returned as None
(but note that all URIs always have a path component,
though it may be the empty string).
If @flags contains UriFlags::ENCODED
, then %
-encoded characters in
@uri_ref will remain encoded in the output strings. (If not,
then all such characters will be decoded.) Note that decoding will
only work if the URI components are ASCII or UTF-8, so you will
need to use UriFlags::ENCODED
if they are not.
Note that the UriFlags::HAS_PASSWORD
and
UriFlags::HAS_AUTH_PARAMS
@flags are ignored by g_uri_split(),
since it always returns only the full userinfo; use
g_uri_split_with_user() if you want it split up.
§uri_ref
a string containing a relative or absolute URI
§flags
flags for parsing @uri_ref
§Returns
true
if @uri_ref parsed successfully, false
on error.
§scheme
on return, contains
the scheme (converted to lowercase), or None
§userinfo
on return, contains
the userinfo, or None
§host
on return, contains the
host, or None
§port
on return, contains the
port, or -1
§path
on return, contains the path
§query
on return, contains the
query, or None
§fragment
on return, contains
the fragment, or None
Sourcepub fn split_network(
uri_string: &str,
flags: UriFlags,
) -> Result<(Option<GString>, Option<GString>, i32), Error>
pub fn split_network( uri_string: &str, flags: UriFlags, ) -> Result<(Option<GString>, Option<GString>, i32), Error>
Parses @uri_string (which must be an absolute URI) according to @flags, and returns the pieces relevant to connecting to a host. See the documentation for g_uri_split() for more details; this is mostly a wrapper around that function with simpler arguments. However, it will return an error if @uri_string is a relative URI, or does not contain a hostname component.
§uri_string
a string containing an absolute URI
§flags
flags for parsing @uri_string
§Returns
true
if @uri_string parsed successfully,
false
on error.
§scheme
on return, contains
the scheme (converted to lowercase), or None
§host
on return, contains the
host, or None
§port
on return, contains the
port, or -1
Sourcepub fn split_with_user(
uri_ref: &str,
flags: UriFlags,
) -> Result<(Option<GString>, Option<GString>, Option<GString>, Option<GString>, Option<GString>, i32, GString, Option<GString>, Option<GString>), Error>
pub fn split_with_user( uri_ref: &str, flags: UriFlags, ) -> Result<(Option<GString>, Option<GString>, Option<GString>, Option<GString>, Option<GString>, i32, GString, Option<GString>, Option<GString>), Error>
Parses @uri_ref (which can be an
absolute or relative URI) according to @flags, and
returns the pieces. Any component that doesn’t appear in @uri_ref will be
returned as None
(but note that all URIs always have a path component,
though it may be the empty string).
See g_uri_split(), and the definition of #GUriFlags, for more
information on the effect of @flags. Note that @password will only
be parsed out if @flags contains UriFlags::HAS_PASSWORD
, and
@auth_params will only be parsed out if @flags contains
UriFlags::HAS_AUTH_PARAMS
.
§uri_ref
a string containing a relative or absolute URI
§flags
flags for parsing @uri_ref
§Returns
true
if @uri_ref parsed successfully, false
on error.
§scheme
on return, contains
the scheme (converted to lowercase), or None
§user
on return, contains
the user, or None
§password
on return, contains
the password, or None
§auth_params
on return, contains
the auth_params, or None
§host
on return, contains the
host, or None
§port
on return, contains the
port, or -1
§path
on return, contains the path
§query
on return, contains the
query, or None
§fragment
on return, contains
the fragment, or None
Sourcepub fn unescape_bytes(
escaped_string: &str,
illegal_characters: Option<&str>,
) -> Result<Bytes, Error>
pub fn unescape_bytes( escaped_string: &str, illegal_characters: Option<&str>, ) -> Result<Bytes, Error>
Unescapes a segment of an escaped string as binary data.
Note that in contrast to g_uri_unescape_string(), this does allow nul bytes to appear in the output.
If any of the characters in @illegal_characters appears as an escaped
character in @escaped_string, then that is an error and None
will be
returned. This is useful if you want to avoid for instance having a slash
being expanded in an escaped path element, which might confuse pathname
handling.
§escaped_string
A URI-escaped string
§length
the length (in bytes) of @escaped_string to escape, or -1
if it
is nul-terminated.
§illegal_characters
a string of illegal characters
not to be allowed, or None
.
§Returns
an unescaped version of @escaped_string
or None
on error (if decoding failed, using UriError::Failed
error
code). The returned #GBytes should be unreffed when no longer needed.
Sourcepub fn unescape_segment(
escaped_string: Option<&str>,
escaped_string_end: Option<&str>,
illegal_characters: Option<&str>,
) -> Option<GString>
pub fn unescape_segment( escaped_string: Option<&str>, escaped_string_end: Option<&str>, illegal_characters: Option<&str>, ) -> Option<GString>
Unescapes a segment of an escaped string.
If any of the characters in @illegal_characters or the NUL
character appears as an escaped character in @escaped_string, then
that is an error and None
will be returned. This is useful if you
want to avoid for instance having a slash being expanded in an
escaped path element, which might confuse pathname handling.
Note: NUL
byte is not accepted in the output, in contrast to
g_uri_unescape_bytes().
§escaped_string
A string, may be None
§escaped_string_end
Pointer to end of @escaped_string,
may be None
§illegal_characters
An optional string of illegal
characters not to be allowed, may be None
§Returns
an unescaped version of @escaped_string,
or None
on error. The returned string should be freed when no longer
needed. As a special case if None
is given for @escaped_string, this
function will return None
.
Sourcepub fn unescape_string(
escaped_string: &str,
illegal_characters: Option<&str>,
) -> Option<GString>
pub fn unescape_string( escaped_string: &str, illegal_characters: Option<&str>, ) -> Option<GString>
Unescapes a whole escaped string.
If any of the characters in @illegal_characters or the NUL
character appears as an escaped character in @escaped_string, then
that is an error and None
will be returned. This is useful if you
want to avoid for instance having a slash being expanded in an
escaped path element, which might confuse pathname handling.
§escaped_string
an escaped string to be unescaped.
§illegal_characters
a string of illegal characters
not to be allowed, or None
.
§Returns
an unescaped version of @escaped_string. The returned string should be freed when no longer needed.
Trait Implementations§
Source§impl HasParamSpec for Uri
impl HasParamSpec for Uri
Source§impl Ord for Uri
impl Ord for Uri
Source§impl PartialOrd for Uri
impl PartialOrd for Uri
Source§impl StaticType for Uri
impl StaticType for Uri
Source§fn static_type() -> Type
fn static_type() -> Type
Self
.impl Eq for Uri
impl Send for Uri
impl StructuralPartialEq for Uri
impl Sync for Uri
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impl<T> FromGlibContainerAsVec<<T as GlibPtrDefault>::GlibType, *const GPtrArray> for Twhere
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impl<T> FromGlibContainerAsVec<<T as GlibPtrDefault>::GlibType, *const GSList> for Twhere
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