Software / code / prosody
Annotate
util/paths.lua @ 9271:651e945ad971
mod_vcard_legacy: Handle avatar without vcard4
Since vcards are just avatar containers in many modern clients, aborting
in case of no vcard4 data is not optimal.
The upgrade mechanism needs further tweaks.
| author | Kim Alvefur <zash@zash.se> |
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| date | Fri, 07 Sep 2018 01:04:53 +0200 |
| parent | 6505:2dc8dbd0940e |
| child | 10197:91085371cfc5 |
| rev | line source |
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6505
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util.paths: Add function for joining path segments
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1 local t_concat = table.concat; |
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2 |
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3 local path_sep = package.config:sub(1,1); |
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4 |
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5 local path_util = {} |
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6 |
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7 -- Helper function to resolve relative paths (needed by config) |
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8 function path_util.resolve_relative_path(parent_path, path) |
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9 if path then |
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10 -- Some normalization |
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11 parent_path = parent_path:gsub("%"..path_sep.."+$", ""); |
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12 path = path:gsub("^%.%"..path_sep.."+", ""); |
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13 |
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14 local is_relative; |
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15 if path_sep == "/" and path:sub(1,1) ~= "/" then |
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16 is_relative = true; |
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17 elseif path_sep == "\\" and (path:sub(1,1) ~= "/" and (path:sub(2,3) ~= ":\\" and path:sub(2,3) ~= ":/")) then |
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18 is_relative = true; |
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19 end |
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20 if is_relative then |
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21 return parent_path..path_sep..path; |
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22 end |
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23 end |
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24 return path; |
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25 end |
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26 |
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27 -- Helper function to convert a glob to a Lua pattern |
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28 function path_util.glob_to_pattern(glob) |
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29 return "^"..glob:gsub("[%p*?]", function (c) |
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30 if c == "*" then |
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31 return ".*"; |
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32 elseif c == "?" then |
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33 return "."; |
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34 else |
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35 return "%"..c; |
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36 end |
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37 end).."$"; |
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38 end |
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39 |
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40 function path_util.join(...) |
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41 return t_concat({...}, path_sep); |
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42 end |
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43 |
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44 return path_util; |
