Mercurial > hg > octave-lyh
annotate scripts/pkg/private/get_forge_pkg.m @ 15966:d56dd6794a20
maint: periodic merge of stable to default
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Fri, 18 Jan 2013 16:48:12 -0500 |
| parents | 5d3a684236b0 7ad3eea8a3af |
| children | 333243133364 |
| rev | line source |
|---|---|
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14473
a46b8b0bd325
doc: Fix the encoding in Søren's name
Jordi Gutiérrez Hermoso <jordigh@octave.org>
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14470
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1 ## Copyright (C) 2005-2012 Søren Hauberg |
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maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
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2 ## Copyright (C) 2010-2012 VZLU Prague, a.s. |
| 10684 | 3 ## |
| 11104 | 4 ## This file is part of Octave. |
| 10684 | 5 ## |
| 11104 | 6 ## Octave is free software; you can redistribute it and/or modify it |
| 7 ## under the terms of the GNU General Public License as published by | |
| 8 ## the Free Software Foundation; either version 3 of the License, or (at | |
| 9 ## your option) any later version. | |
| 10 ## | |
| 11 ## Octave is distributed in the hope that it will be useful, but | |
| 12 ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 ## General Public License for more details. | |
| 10684 | 15 ## |
| 16 ## You should have received a copy of the GNU General Public License | |
| 11104 | 17 ## along with Octave; see the file COPYING. If not, see |
| 10684 | 18 ## <http://www.gnu.org/licenses/>. |
| 19 | |
| 20 ## -*- texinfo -*- | |
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10793
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Grammarcheck the documentation from m-files.
Rik <octave@nomad.inbox5.com>
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21 ## @deftypefn {Function File} {[@var{ver}, @var{url}] =} get_forge_pkg (@var{name}) |
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Grammarcheck files for 3.4.1 release.
Rik <octave@nomad.inbox5.com>
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22 ## Try to discover the current version of an OctaveForge package from the web, |
| 10684 | 23 ## using a working internet connection and the urlread function. |
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Grammarcheck files for 3.4.1 release.
Rik <octave@nomad.inbox5.com>
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24 ## If two output arguments are requested, also return an address from which |
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Grammarcheck files for 3.4.1 release.
Rik <octave@nomad.inbox5.com>
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25 ## to download the file. |
| 10684 | 26 ## @end deftypefn |
| 27 | |
| 28 function [ver, url] = get_forge_pkg (name) | |
| 29 if (nargin != 1) | |
| 30 print_usage (); | |
| 31 endif | |
| 32 ## Verify that name is valid. | |
| 33 if (! (ischar (name) && rows (name) == 1 && ndims (name) == 2)) | |
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Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
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34 error ("get_forge_pkg: package NAME must be a string"); |
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4f46520e2103
relax check in get_forge_pkg
Jaroslav Hajek <highegg@gmail.com>
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35 elseif (! all (isalnum (name) | name == "-" | name == "." | name == "_")) |
| 10684 | 36 error ("get_forge_pkg: invalid package name: %s", name); |
| 37 endif | |
| 38 | |
| 39 name = tolower (name); | |
| 40 | |
| 41 ## Try to download package's index page. | |
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15965
7ad3eea8a3af
use packages.octave.org instead of sourceforge in pkg.m
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
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42 [html, succ] = urlread (sprintf ("http://packages.octave.org/%s/index.html", name)); |
| 10684 | 43 if (succ) |
| 44 ## Remove blanks for simpler matching. | |
| 45 html(isspace(html)) = []; | |
| 46 ## Good. Let's grep for the version. | |
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12468
46b3883d800c
fixed typo in PCRE style RE
Carlo de Falco <kingcrimson@tiscali.it>
parents:
12462
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47 pat = "<tdclass=""package_table"">PackageVersion:</td><td>([\\d.]*)</td>"; |
|
11032
c9b0a75b02e8
Make all regexp in Octave compatible with both POSIX and PCRE.
Rik <octave@nomad.inbox5.com>
parents:
10959
diff
changeset
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48 t = regexp (html, pat, "tokens"); |
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14868
5d3a684236b0
maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
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49 if (isempty (t) || isempty (t{1})) |
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11588
d5bd2766c640
style fixes for warning and error messages in script files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
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50 error ("get_forge_pkg: could not read version number from package's page"); |
| 10684 | 51 else |
| 52 ver = t{1}{1}; | |
| 53 if (nargout > 1) | |
| 54 # Build download string. | |
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use packages.octave.org instead of sourceforge in pkg.m
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
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55 pkg_file = sprintf ("%s-%s.tar.gz", name, ver); |
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7ad3eea8a3af
use packages.octave.org instead of sourceforge in pkg.m
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
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56 url = cstrcat ("http://packages.octave.org/download/", pkg_file); |
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7ad3eea8a3af
use packages.octave.org instead of sourceforge in pkg.m
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
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57 ## Verify that the package string exists on the page. |
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7ad3eea8a3af
use packages.octave.org instead of sourceforge in pkg.m
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
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58 if (isempty (strfind (html, pkg_file))) |
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11588
d5bd2766c640
style fixes for warning and error messages in script files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
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59 warning ("get_forge_pkg: download URL not verified"); |
| 10684 | 60 endif |
| 61 endif | |
| 62 endif | |
| 63 else | |
| 64 ## Try get the list of all packages. | |
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15965
7ad3eea8a3af
use packages.octave.org instead of sourceforge in pkg.m
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
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65 [html, succ] = urlread ("http://packages.octave.org/packages.php"); |
| 10684 | 66 if (succ) |
|
11032
c9b0a75b02e8
Make all regexp in Octave compatible with both POSIX and PCRE.
Rik <octave@nomad.inbox5.com>
parents:
10959
diff
changeset
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67 t = regexp (html, "<div class=""package"" id=""(\\w+)"">", "tokens"); |
| 10684 | 68 t = horzcat (t{:}); |
| 69 if (any (strcmp (t, name))) | |
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11472
1740012184f9
Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents:
11104
diff
changeset
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70 error ("get_forge_pkg: package NAME exists, but index page not available"); |
| 10684 | 71 else |
| 72 ## Try a simplistic method to determine close names. | |
| 73 dist = cellfun (@(n) length (setdiff (name, n)), t); | |
| 74 [~, i] = min (dist); | |
| 75 error ("get_forge_pkg: package not found: ""%s"". Maybe you meant ""%s?""", name, t{i}); | |
| 76 endif | |
| 77 else | |
| 78 error ("get_forge_pkg: could not read URL, please verify internet connection"); | |
| 79 endif | |
| 80 endif | |
| 81 | |
| 82 endfunction |