using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?############ Let's catch paths without "" or '' ############################
)(?<opening>(?# First, catch the starting path, the <opening> ###################
)\b(?<montage>[a-zA-Z]:[\/\\])(?# montage = 'C:/'
)|[\/\\][\/\\](?<!http:\/\/)(?<!https:\/\/)(?>(?# check not 'http[s]:' prefix
)[?.][\/\\](?:[^\/\\<>:""|?\n\r ]+[\/\\])?(?# '//[?or.]/xxxxx' or '//[?or.]/server/'
)(?&montage)?(?# '//[?or.]/c:/' or '//[?or.]/server/c:/'
)|(?!(?&montage)))(?# '//[addressIP/ or serverName/ but not C:/]'
)|%\w+%[\/\\]?(?# '%EnvVariable%[/]'
))(?# So, <opening> catch :
'C:/' or
'//[?or.]/[UNC/]C:/' or
'//[?or.]/[UNC/]' or
'//[next characters must be something other than C:/]' or
'%EnvironementVariable%[/]'
)(?:(?# now, we catch each directory name wich is between [/] ########################
)[^\/\\<>:""|?\n\r ,'](?# the first character should not be [ ,']
)[^\/\\<>:""|?\n\r]*(?# Any pathFrendly character
)(?<![ ,'])(?# The last directory name's character must not be [ ,']
)[\/\\](?# End of directory name - who are between '/' -
))*(?# Catch most 'directoryName/' as possible
)(?:(?# Lets catch the End path. There is a file ? a directory ? or just a useless '/' ?
)(?=[^\/\\<>:""'|?\n\r;, ])(?#if next character is not pathFriendly or ' ' or [,'], we have reach the end of the path => we don't catch the last '/' and the the Regex end now.
You can't catch fileName who begin by [,'] because they are probably a delimiter between 2 path. but '.' is allowed
)(?:(?#If we are here, that mean there is a fileName or directoryName to catch
###### We will catch the last directoryName or the fileName without the extention ######
)(?:[^\/\\<>:""|?\n\r;, .](?# catch any character pathFriendly exept ' ' or [,.]
)(?: (?=[\w\-]))?(?# If we find a ' ', we catch him if next charcter is not a delimiter. I see '-' after an ' ' not like a delimiter.
)(?:\*(?!= ))?(?# If we find a '*', we stop the catch if next character is an ' '
)(?!(?&montage))(?# If we find a string who look like 'C:/', we stop the catch
))+(?# We catch theses word delimited by ' ' as much as possible
))?(?# it's possible the fileName have no name, but just an extention
)(?:\.\w+(?# #### an extention begin by '.' and at least one none delimiter chracter
))*(?# we can add more extention until the first none '.' delimiter character. So, after the first '.' character inside a fileName, we cannot catch any ' ' character
If we don't find one extention, so the filename is a directory name, and we stop the catch.
))(?# ############# END OF PATH CATCHING WITHOUT QUOTE "" and '' #######################
)|(?:(?# ######### Catching path quoted '' ###########################
Path quoted '' is difficult because ['] is also a pathFrendly character
)'(?&opening)(?# We catch .* between quote only if string start with an <opening>
)(?=.*'\W|.*'$)(?# We catch .* between quote only if we are sure we will find end quote. End quote must be ['] and delimiter character or ['] and end string
)(?:[^\/\\<>:'""|?\n\r]+(?# We take any pathFriendly character exept quote [']
)(?:'(?=\w))?(?# we catch quote ['] if next character is not a delimiter
)[\/\\]?)*(?# Path quoted must respect this patern until end quote character [']
)')(?# end quoted '' path
)|(?# ######### Catching path quoted "" ###########################
)""(?&opening)(?# We catch .* between quote only if string start with an <opening>
)(?=.*"")(?# We catch .* between quote only if we are sure we will find end quote [""]
)(?:[^\/\\<>:""|?\n\r]+(?# We take any pathFriendly character
)[\/\\]?(?# pathFriendly characters can be is delimited by '\'
))*(?# Path quoted must respect this patern until end quote character
)""(?# end quoted path
)";
string input = @"THIS IS COMMENTED VERSION !
to simple copy and use it, go https://regex101.com/r/zWGLMP
C:/testOk\dot.Dirname/.nameFileBeginByDot first space after a dot in file name stop the match
C:/testOk\_.._AsDirName/../file name.ext1.ext2 first space after a dot stop the match
start text don't match C:/testOk\lastDir Or FileName WithDouble..dot stop the match
C:/testOk\lastDir Or FileName dot ended. stop the match like an end sentence. So, a last name with a space after a dot is not catch
C:/testOk\LastNameIs/DirName C:/testOk\2Paths_ _separated/f.ext space after extention stop match
C:/testOK\Last_/_isNotmatched/fgfj.gjjb/uhloext/ and [ ,'] after '\' stop match
\\127.0.0.1/this', 'isOkInMidDirName\butSimple',' stop match in last DirName or FileName
\\.\c:/this exotic path begining work\and\ space after '\' stop the match
\\?\c:/this exotic path begining work too\and \space before '\' stop the match too
\\testOk/this' - 'is ok in dirName/and - in lastName.ext
i:/dir/fileName with a .space before dot stop the match
\\?\server1\e:\utilities\\filecomparer\ this double \\ is interpretated as new path
@""c:\testOk\double quote character is more permissive/ '' , ; .txt, .ext2"",
@""\\127.0.0.1\c$\temp\t'est-file.txt, if end double quote is missing, we use unquote match
@""\c:\LOCALHOST\c$\ thisIsNotMatched"" ""temp\test-file.txt"", quoted path must have a right opening to be matched
@'\\.\c:\temp\te'st-file.txt' simple quoted is ok
'c:\simpleQuoteInsideStill'Match\but' stopMatch if next is space character,
'c:\simpleQuoteInsideStill'Match\but\'stopMatch if is fisrt character after \
'c:\simpleQuoteInsideStill'Match\but''stopMatch if he is double
@""\\?\c:\te ' mp\est-file.txt"",
@""\\.\UNC\LOCALHOST\c$\temp\test-file.txt"",
@""\\127.0.0.1\c$\temp\test-file.txt""
/\serverName\mix/and\still match"" double quote character stop match
\\\IfMoreThan2_\_we take only the 2 lasts.ext first space after ext stop the match
/testNotMatch/html
/testNotMatch.html
testNotMatch.html
// -> this simple // or \\ is not matched, but this //isMatched !
/ -> this simple / is not matched, and this /notMatchedToo
b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Custom Data""
""b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Custom Data""
""\\b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Custom Data""
error Message test:
---------------------------
Tentative d'accès à C:\Users\tpgz4017\App - Data\Local\Temp\tempShapeFile_CrossWave Calibration Zones - Atoll CrossWave Model.shx après sa fin.
---------------------------
local url path :
file://C:/Users/Downloads/20220516_32289275_1049383.pdf
urlPath :
file://p-eco2.rd.fr/vol_H0037_01$/599/livraison/20220516_32289275_1049383.pdf
c:\temp\test-file.txt"",
\\127.0.0.1\c$\temp\test-file.txt"",
\\LOCALHOST\c$\ temp\test-file.txt"",
\\LOCALHOST\c$ \temp\test-file.txt"",
\\.\c:\temp\t\est-file.txt"",
\\?\c:\temp\test-file.txt"",
\\.\UNC\LOCALHOST\c$\temp\test-file.txt"",
\\?\UNC\ServerName\ temp\test-file.txt"",
\\127.0.0.1\c$\temp\test -file.txt""
error Message test:
Site0 / 3: - Warning . See log file 'C:\ProgramData\InfoVista\Planet 7.4\7.4\RPE\Log\Plugins\Universal_Model_masked\log_Universal_Model.txt' for details
C:/test\gvk.hv/fgfj.gjjb/uhloext : some random text
\\b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Polygon\Haguenau\Building\Haguenau hgtfhyt ""C:/te-st.html"" ""C:/te-st.html"" gd""dhbcsk ""C:/te/dsst.ikpo fdsf ""C:\test"" ""C:// test.html"" gd
""//te s t/e, llo.html
C:/test\f/uhlo/.
C://te?st.html
b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Custom Data""
; dfsdf ""\\b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Custom Data""
; dfsdf ""\\
""\\b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Custom Data""Haguenau_Building.tab : Data format of \\b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Polygon\Haguenau\Building\Haguenau Building.* C: is invalid
Haguenau_Building.tab : Data format of \\b-renice\sauvegardes\B-HIER\GEO\Geo NetAct Atoll_Planet\UR_Est\Polygon\Haguenau\Building\Haguenau Building.TAB, is invalid
Haguenau_Building.tab : Data format of \\b-renice\sauvegardes\B-HIER\GEO\Geo_NetAct_Atoll_Planet\UR_Est\Polygon\Haguenau\Building\Haguenau Buildi*.*ng.*, is invalid
C:/test/../hjgbkl C:/test/../hjgbkl.gfgdfgrdgfdgr C:/test/../hjgbkl
C:/test.html
C://test/ .h/hel,lo.html//test/./hello.html
C:/test//hello.html
//test
//hello.html
/test
""%tmp%/fsdfs""
%tmp%/fsdfs
ERROR 8/31/2021 - 6:45:39 PM HighResClutter .RasterFile : \\b-ren ice\sauv egardes\B-HIER\GEO%dsq%\NewJersey_NewYork\DTM\DTM\CENTRAL_JERSE..Y_New_York_2 m_Z18N_0_DTM_02_06.bil : Le fichier spécifié est introuvable.
\\b-ren ice\sauv egardes\..\B-HIER\GEO\NewJersey_NewYork\DTM\DTM\CENTRAL_JERSE..Y_New_York_2 m_Z18N_0_DTM_02_06.bil C:\b-ren ice\sauv egardes\B-HIER\GEO\NewJersey_NewYork\DTM\DTM\CENTRAL_JERSE..Y_New_York_2 m_Z18N_0_DTM_02_06.bil \\b-ren ice\sauv egardes\B-HIER\GEO\NewJersey_NewYork\DTM\DTM\CENTRAL_JER SE.Y_New_York_2 m_Z18N_0_DTM_02_06.bil.
//test.html
\\10.1.1.107
//10.1.1.107/test.html
//10.1.1.107/te st/hello.html
//10.1.1.107/test/hello
//test/hello.txt
//test/hello.txt.
\\.\UNC\Server\Share\Test\Foo.txt
\\?\UNC\Server\Share\Test\Foo.txt
Pour les chemins UNC de périphérique, la partie serveur/partage forme le volume. Par exemple, dans \\?\server1\e:\utilities\filecomparer\ , la partie serveur/partage est server1\utilities . Ceci est important quand
'\\127.0.0.1\c$\temp\test-fi'le.txt'";
foreach (Match m in Regex.Matches(input, pattern))
{
Console.WriteLine("'{0}' found at index {1}.", m.Value, m.Index);
}
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx