X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/ac79f2107bcac0becf5a0c2000f4aa710d2cb835..7c4b6060cbe04a88411a96e989e5af425ebb69c4:/doc/todo/tracking_bugs_with_dependencies.mdwn?ds=sidebyside diff --git a/doc/todo/tracking_bugs_with_dependencies.mdwn b/doc/todo/tracking_bugs_with_dependencies.mdwn index 5640de95a..53b5fc070 100644 --- a/doc/todo/tracking_bugs_with_dependencies.mdwn +++ b/doc/todo/tracking_bugs_with_dependencies.mdwn @@ -104,71 +104,742 @@ this todo [[todo/Add_a_plugin_to_list_available_pre-processor_commands]]. >>> not be updated to reflect new pages.) Agree that internally defined >>> seems the way to go. --[[Joey]] -Immediately below is a patch for IkiWiki.pm. Below that is a new plugin `definepagespec ` -which behaves like `shortcut` for pagespecs. +Immediately below is a patch which seems to basically work. Lots of debugging code is still there +and it needs a cleanup, but I thought it worth posting at this point. (I was having problems +with old style glob lists, so i just switched them off for the moment.) + +The following three inlines work for me with this patch: + + Bugs: + + [ [!inline pages="define(~bugs, bugs/* and ! */Discussion) and ~bugs" archive="yes"]] + + OpenBugs: + + [ [!inline pages="define(~bugs, bugs/* and ! */Discussion) and define(~openbugs,~bugs and !link(done)) and ~openbugs" archive="yes"]] + + ReadyBugs: + + [ [!inline pages="define(~bugs, bugs/* and ! */Discussion) and define(~openbugs,~bugs and !link(done)) and define(~readybugs,~openbugs and !link(~openbugs)) and ~readybugs" archive="yes"]] + +> Nice! Could the specfuncsref be passed in %params? I'd like to avoid +> needing to change the prototype of every pagespec function, since several +> plugins define them too. --[[Joey]] + +>> Maybe - it needs more thought. I also considered it when I was going though changing all those plugins :). +>> My concern was that `%params` can contain other user-defined parameters, +>> e.g. `link(target, otherparameter)`, and that means that the specFuncs could be clobbered by a user (or other +>> weird security hole). I thought it better to separate it, but I didn't think about it too hard. I might move it to +>> the first parameter rather than the second. Ikiwiki is my first real perl hacking and I'm still discovering +>> good ways to write things in perl. +>> +>>>> `%params` contains the parameters passed to `pagespec_match`, not +>>>> user-supplied parameters. The user-supplied parameter to a function +>>>> like `match_glob()` or `match_link()` is passed in the second positional parameter. --[[Joey]] + +>>>>> OK. That seems reasonable then. The only problem is that my PERLfu is not strong enough to make it +>>>>> work. I really have to wonder what substance was influencing the designers of PERL... +>>>>> I can't figure out how to use the %params. And I'm pissed off enough with PERL that I'm not going +>>>>> to try and figure it out any more. There are two patches below now. The first one uses an extra +>>>>> argument and works. The second one tries to use %params and doesn't - take your pick :-). -- [[Will]] + +>> What do you think is best to do about `is_globlist()`? At the moment it requires that the 'second word', as +>> delimited by a space and ignoring parens, is 'and' or 'or'. This doesn't hold in the above example pagespecs (so I just hard wired it to 0 to test my patch). +>> My thought was just to search for 'and' or 'or' as words anywhere in the pagespec. Thoughts? + +>>> Dunno, we could just finish deprecating it. Or change the regexp to +>>> skip over spaces in parens. (`/[^\s]+\s+([^)]+)/`) --[[Joey]] + +>>>> I think I have a working regexp now. + +>> Oh, one more thing. In pagespec_translate (now pagespec_makeperl), there is a part of the regular expression for `# any other text`. +>> This contained `()`, which has no effect. I replaced that with `\(\)`, but that is a change in the definition of pagespecs unrelated to the +>> rest of this patch. In a related change, commands were not able to contain `)` in their parameters. I've extended that so the cannot +>> contain `(` or `)`. -- [[Will]] + +>>> `[^\s()]+` is a character class matching all characters not spaces or +>>> parens. Since the pervious terminals in the regexp consume most +>>> occurances of an open paren or close paren, it's unlikely for one to +>>> get through to that part of the regexp. For example, "foo()" will be +>>> matched by the command matcher; "(foo)" will be matched by the open +>>> paren literal terminal. "foo(" and "foo)" can get through to the +>>> end, and would be matched as a page name, if it didn't exclude parens. +>>> +>>> So why exclude them? Well, consider "foo and(bar and baz)". We don't +>>> want it to match "and(" as a page name! +>>> +>>> Escaping the parens in the character class actually changes nothing; the +>>> changed character class still matches all characters not spaces or +>>> parens. (Try it!). +>>> +>>> Re commands containing '(', I don't really see any reason not to +>>> allow that, unless it breaks something. --[[Joey]] + +>>>> Oh, I didn't realise you didn't need to escape parens inside []. All else I +>>>> I understood. I have stopped commands from containing parens because +>>>> once you allow that then you might have a extra level of depth in the parsing +>>>> of define() statements. -- [[Will]] + +>>> Updated patch. Moved the specFuncsRef to the front of the arg list. Still haven't thought through the security implications of +>>> having it in `%params`. I've also removed all the debugging `print` statements. And I've updated the `is_globlist()` function. +>>> I think this is ready for people other than me to have a play. It is not well enough tested to commit just yet. +>>> -- [[Will]] ---- diff --git a/IkiWiki.pm b/IkiWiki.pm -index e476521..1d2d48c 100644 +index e476521..532aaf5 100644 --- a/IkiWiki.pm +++ b/IkiWiki.pm -@@ -14,7 +14,7 @@ use open qw{:utf8 :std}; - use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase - %pagestate %renderedfiles %oldrenderedfiles %pagesources - %destsources %depends %hooks %forcerebuild $gettext_obj -- %loaded_plugins}; -+ %loaded_plugins %named_pagespec}; - - use Exporter q{import}; - our @EXPORT = qw(hook debug error template htmlpage add_depends pagespec_match -@@ -22,7 +22,7 @@ our @EXPORT = qw(hook debug error template htmlpage add_depends pagespec_match - displaytime will_render gettext urlto targetpage - add_underlay - %config %links %pagestate %renderedfiles -- %pagesources %destsources); -+ %pagesources %destsources %named_pagespec); - our $VERSION = 2.00; # plugin interface version, next is ikiwiki version - our $version='unknown'; # VERSION_AUTOREPLACE done by Makefile, DNE - my $installdir=''; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE -@@ -1271,7 +1271,7 @@ sub loadindex () { #{{{ - %oldrenderedfiles=%pagectime=(); - if (! $config{rebuild}) { - %pagesources=%pagemtime=%oldlinks=%links=%depends= -- %destsources=%renderedfiles=%pagecase=%pagestate=(); -+ %destsources=%renderedfiles=%pagecase=%pagestate=%named_pagespec=(); +@@ -1524,7 +1524,16 @@ sub globlist_to_pagespec ($) { #{{{ + + sub is_globlist ($) { #{{{ + my $s=shift; +- return ( $s =~ /[^\s]+\s+([^\s]+)/ && $1 ne "and" && $1 ne "or" ); ++ return ! ($s =~ / ++ (^\s* ++ [^\s\(]+ # single item ++ (\( # possibly with parens after it ++ ([^\)]* # with stuff inside those parens ++ (\([^\)]*\))*)* # maybe even nested parens ++ \))?\s*$ ++ ) | ++ (\s and \s) | (\s or \s) # or we find 'and' or 'or' somewhere ++ /x); + } #}}} + + sub safequote ($) { #{{{ +@@ -1605,7 +1614,7 @@ sub pagespec_merge ($$) { #{{{ + return "($a) or ($b)"; + } #}}} + +-sub pagespec_translate ($) { #{{{ ++sub pagespec_makeperl ($) { #{{{ + my $spec=shift; + + # Support for old-style GlobLists. +@@ -1624,9 +1633,11 @@ sub pagespec_translate ($) { #{{{ + | + \) # ) + | +- \w+\([^\)]*\) # command(params) ++ define\(\s*~\w+\s*,((\([^\(\)]*\)) | ([^\(\)]+))+\) # define(~specName, spec) - spec can contain parens 1 deep ++ | ++ \w+\([^\(\)]*\) # command(params) - params cannot contain parens + | +- [^\s()]+ # any other text ++ [^\s\(\)]+ # any other text + ) + \s* # ignore whitespace + }igx) { +@@ -1640,16 +1651,23 @@ sub pagespec_translate ($) { #{{{ + elsif ($word eq "(" || $word eq ")" || $word eq "!") { + $code.=' '.$word; + } ++ elsif ($word =~ /^define\(\s*~(\w+)\s*,(.*)\)$/) { ++ $code .= " (\$specFuncsRef->{$1}="; ++ $code .= "memoize("; ++ $code .= &pagespec_makeperl($2); ++ $code .= ")"; ++ $code .= ") "; ++ } + elsif ($word =~ /^(\w+)\((.*)\)$/) { + if (exists $IkiWiki::PageSpec::{"match_$1"}) { +- $code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \@_)"; ++ $code.="IkiWiki::PageSpec::match_$1(\$specFuncsRef, \$page, ".safequote($2).", \@_)"; + } + else { + $code.=' 0'; + } + } + else { +- $code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \@_)"; ++ $code.=" IkiWiki::PageSpec::match_glob(\$specFuncsRef, \$page, ".safequote($word).", \@_)"; + } } - my $in; - if (! open ($in, "<", "$config{wikistatedir}/indexdb")) { -@@ -1729,6 +1729,8 @@ sub match_glob ($$;@) { #{{{ + +@@ -1657,8 +1675,16 @@ sub pagespec_translate ($) { #{{{ + $code=0; + } + ++ return 'sub { my $specFuncsRef=shift; my $page=shift; '.$code.' }'; ++} #}}} ++ ++sub pagespec_translate ($) { #{{{ ++ my $spec=shift; ++ ++ my $code = pagespec_makeperl($spec); ++ + no warnings; +- return eval 'sub { my $page=shift; '.$code.' }'; ++ return eval $code; + } #}}} + + sub pagespec_match ($$;@) { #{{{ +@@ -1673,7 +1699,7 @@ sub pagespec_match ($$;@) { #{{{ + + my $sub=pagespec_translate($spec); + return IkiWiki::FailReason->new("syntax error in pagespec \"$spec\"") if $@; +- return $sub->($page, @params); ++ return $sub->({}, $page, @params); + } #}}} + + sub pagespec_valid ($) { #{{{ +@@ -1722,11 +1748,71 @@ sub new { #{{{ + + package IkiWiki::PageSpec; + +-sub match_glob ($$;@) { #{{{ ++sub check_named_spec($$$;@) { ++ my $specFuncsRef=shift; ++ my $page=shift; ++ my $specName=shift; ++ my %params=@_; ++ ++ return IkiWiki::FailReason->new("Named page spec '$specName' is not valid") ++ unless (substr($specName, 0, 1) eq '~'); ++ ++ $specName = substr($specName, 1); ++ ++ if (exists $specFuncsRef->{$specName}) { ++ # remove the named spec from the spec refs ++ # when we recurse to avoid infinite recursion ++ my $sub = $specFuncsRef->{$specName}; ++ $specFuncsRef->{$specName} = undef; ++ my $result = $sub->($specFuncsRef, $page, %params); ++ $specFuncsRef->{$specName} = $sub; ++ return $result; ++ } else { ++ return IkiWiki::FailReason->new("Page spec '$specName' does not exist"); ++ } ++} ++ ++sub check_named_spec_existential($$$$;@) { ++ my $specFuncsRef=shift; ++ my $page=shift; ++ my $specName=shift; ++ my $funcref=shift; ++ my %params=@_; ++ ++ return IkiWiki::FailReason->new("Named page spec '$specName' is not valid") ++ unless (substr($specName, 0, 1) eq '~'); ++ $specName = substr($specName, 1); ++ ++ if (exists $specFuncsRef->{$specName}) { ++ # remove the named spec from the spec refs ++ # when we recurse to avoid infinite recursion ++ my $sub = $specFuncsRef->{$specName}; ++ $specFuncsRef->{$specName} = undef; ++ ++ foreach my $nextpage (keys %IkiWiki::pagesources) { ++ if ($sub->($specFuncsRef, $nextpage, %params)) { ++ my $tempResult = $funcref->($specFuncsRef, $page, $nextpage, %params); ++ return $tempResult if ($tempResult); ++ } ++ } ++ ++ $specFuncsRef->{$specName} = $sub; ++ return IkiWiki::FailReason->new("No page in spec '$specName' was successfully matched"); ++ } else { ++ return IkiWiki::FailReason->new("Named page spec '$specName' does not exist"); ++ } ++} ++ ++sub match_glob ($$$;@) { #{{{ ++ my $specFuncsRef=shift; + my $page=shift; + my $glob=shift; + my %params=@_; ++ if (substr($glob, 0, 1) eq '~') { ++ return check_named_spec($specFuncsRef, $page, $glob); ++ } ++ my $from=exists $params{location} ? $params{location} : ''; -+ print "Matching glob $glob \n"; + # relative matching +@@ -1750,17 +1836,23 @@ sub match_glob ($$;@) { #{{{ + } + } #}}} + +-sub match_internal ($$;@) { #{{{ +- return match_glob($_[0], $_[1], @_, internal => 1) ++sub match_internal ($$$;@) { #{{{ ++ return match_glob(shift, shift, shift, @_, internal => 1) + } #}}} + +-sub match_link ($$;@) { #{{{ ++sub match_link ($$$;@) { #{{{ ++ my $specFuncsRef=shift; + my $page=shift; +- my $link=lc(shift); ++ my $fulllink=shift; ++ my $link=lc($fulllink); + my %params=@_; + +- my $from=exists $params{location} ? $params{location} : ''; ++ if (substr($fulllink, 0, 1) eq '~') { ++ return check_named_spec_existential($specFuncsRef, $page, $fulllink, \&match_link); ++ } + ++ my $from=exists $params{location} ? $params{location} : ''; + # relative matching - if ($glob =~ m!^\./!) { + if ($link =~ m!^\.! && defined $from) { $from=~s#/?[^/]+$##; -@@ -1736,6 +1738,18 @@ sub match_glob ($$;@) { #{{{ - $glob="$from/$glob" if length $from; +@@ -1778,17 +1870,21 @@ sub match_link ($$;@) { #{{{ + } + else { + return IkiWiki::SuccessReason->new("$page links to page $p matching $link") +- if match_glob($p, $link, %params); ++ if match_glob($specFuncsRef, $p, $link, %params); + } } + return IkiWiki::FailReason->new("$page does not link to $link"); + } #}}} -+ if (substr($glob, 0, 1) eq '~') { -+ my $specname = substr($glob, 1); -+ print "Checking for pagespec named $specname \n"; -+ if (exists $IkiWiki::named_pagespec{$specname}) { -+ my $spec = $IkiWiki::named_pagespec{$specname}; -+ return IkiWiki::pagespec_match($page, $spec, %params); -+ } else { -+ print "Couldn't find pagespec\n"; -+ return IkiWiki::FailReason->new("Page spec $specname referenced on page $page does not exist"); +-sub match_backlink ($$;@) { #{{{ +- return match_link($_[1], $_[0], @_); ++sub match_backlink ($$$;@) { #{{{ ++ my $specFuncsRef=shift; ++ my $page=shift; ++ my $backlink=shift; ++ return match_link($specFuncsRef, $backlink, $page, @_); + } #}}} + +-sub match_created_before ($$;@) { #{{{ ++sub match_created_before ($$$;@) { #{{{ ++ my $specFuncsRef=shift; + my $page=shift; + my $testpage=shift; + +@@ -1805,7 +1901,8 @@ sub match_created_before ($$;@) { #{{{ + } + } #}}} + +-sub match_created_after ($$;@) { #{{{ ++sub match_created_after ($$$;@) { #{{{ ++ my $specFuncsRef=shift; + my $page=shift; + my $testpage=shift; + +@@ -1822,8 +1919,12 @@ sub match_created_after ($$;@) { #{{{ + } + } #}}} + +-sub match_creation_day ($$;@) { #{{{ +- if ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift) { ++sub match_creation_day ($$$;@) { #{{{ ++ shift; ++ my $page=shift; ++ my $time=shift; ++ ++ if ((gmtime($IkiWiki::pagectime{$page}))[3] == $time) { + return IkiWiki::SuccessReason->new('creation_day matched'); + } + else { +@@ -1831,8 +1932,12 @@ sub match_creation_day ($$;@) { #{{{ + } + } #}}} + +-sub match_creation_month ($$;@) { #{{{ +- if ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift) { ++sub match_creation_month ($$$;@) { #{{{ ++ shift; ++ my $page=shift; ++ my $time=shift; ++ ++ if ((gmtime($IkiWiki::pagectime{$page}))[4] + 1 == $time) { + return IkiWiki::SuccessReason->new('creation_month matched'); + } + else { +@@ -1840,8 +1945,12 @@ sub match_creation_month ($$;@) { #{{{ + } + } #}}} + +-sub match_creation_year ($$;@) { #{{{ +- if ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift) { ++sub match_creation_year ($$$;@) { #{{{ ++ shift; ++ my $page=shift; ++ my $time=shift; ++ ++ if ((gmtime($IkiWiki::pagectime{$page}))[5] + 1900 == $time) { + return IkiWiki::SuccessReason->new('creation_year matched'); + } + else { +diff --git a/IkiWiki/Plugin/attachment.pm b/IkiWiki/Plugin/attachment.pm +index f1f792a..a410e48 100644 +--- a/IkiWiki/Plugin/attachment.pm ++++ b/IkiWiki/Plugin/attachment.pm +@@ -291,7 +291,8 @@ sub attachment_list ($) { #{{{ + + package IkiWiki::PageSpec; + +-sub match_user ($$;@) { #{{{ ++sub match_user ($$$;@) { #{{{ ++ shift; + shift; + my $user=shift; + my %params=@_; +@@ -311,7 +312,8 @@ sub match_user ($$;@) { #{{{ + } + } #}}} + +-sub match_ip ($$;@) { #{{{ ++sub match_ip ($$$;@) { #{{{ ++ shift; + shift; + my $ip=shift; + my %params=@_; +diff --git a/IkiWiki/Plugin/conditional.pm b/IkiWiki/Plugin/conditional.pm +index 7716fce..c0dbb50 100644 +--- a/IkiWiki/Plugin/conditional.pm ++++ b/IkiWiki/Plugin/conditional.pm +@@ -70,7 +70,8 @@ sub preprocess_if (@) { #{{{ + + package IkiWiki::PageSpec; + +-sub match_enabled ($$;@) { #{{{ ++sub match_enabled ($$$;@) { #{{{ ++ shift; + shift; + my $plugin=shift; + +@@ -83,13 +84,14 @@ sub match_enabled ($$;@) { #{{{ + } + } #}}} + +-sub match_sourcepage ($$;@) { #{{{ ++sub match_sourcepage ($$$;@) { #{{{ ++ my $specFuncsRef=shift; + shift; + my $glob=shift; + my %params=@_; + + return IkiWiki::FailReason->new("cannot match sourcepage") unless exists $params{sourcepage}; +- if (match_glob($params{sourcepage}, $glob, @_)) { ++ if (match_glob($specFuncsRef, $params{sourcepage}, $glob, @_)) { + return IkiWiki::SuccessReason->new("sourcepage matches $glob"); + } + else { +@@ -97,13 +99,14 @@ sub match_sourcepage ($$;@) { #{{{ + } + } #}}} + +-sub match_destpage ($$;@) { #{{{ ++sub match_destpage ($$$;@) { #{{{ ++ my $specFuncsRef=shift; + shift; + my $glob=shift; + my %params=@_; + + return IkiWiki::FailReason->new("cannot match destpage") unless exists $params{destpage}; +- if (match_glob($params{destpage}, $glob, @_)) { ++ if (match_glob($specFuncsRef, $params{destpage}, $glob, @_)) { + return IkiWiki::SuccessReason->new("destpage matches $glob"); + } + else { +@@ -111,7 +114,8 @@ sub match_destpage ($$;@) { #{{{ + } + } #}}} + +-sub match_included ($$;@) { #{{{ ++sub match_included ($$$;@) { #{{{ ++ shift; + shift; + shift; + my %params=@_; +diff --git a/IkiWiki/Plugin/filecheck.pm b/IkiWiki/Plugin/filecheck.pm +index 6f71be3..3592342 100644 +--- a/IkiWiki/Plugin/filecheck.pm ++++ b/IkiWiki/Plugin/filecheck.pm +@@ -66,7 +66,8 @@ sub humansize ($) { #{{{ + + package IkiWiki::PageSpec; + +-sub match_maxsize ($$;@) { #{{{ ++sub match_maxsize ($$$;@) { #{{{ ++ shift; + my $page=shift; + my $maxsize=eval{IkiWiki::Plugin::attachment::parsesize(shift)}; + if ($@) { +@@ -87,7 +88,8 @@ sub match_maxsize ($$;@) { #{{{ + } + } #}}} + +-sub match_minsize ($$;@) { #{{{ ++sub match_minsize ($$$;@) { #{{{ ++ shift; + my $page=shift; + my $minsize=eval{IkiWiki::Plugin::attachment::parsesize(shift)}; + if ($@) { +@@ -108,7 +110,8 @@ sub match_minsize ($$;@) { #{{{ + } + } #}}} + +-sub match_mimetype ($$;@) { #{{{ ++sub match_mimetype ($$$;@) { #{{{ ++ shift; + my $page=shift; + my $wanted=shift; + +@@ -138,7 +141,8 @@ sub match_mimetype ($$;@) { #{{{ + } + } #}}} + +-sub match_virusfree ($$;@) { #{{{ ++sub match_virusfree ($$$;@) { #{{{ ++ shift; + my $page=shift; + my $wanted=shift; + +@@ -180,7 +184,7 @@ sub match_virusfree ($$;@) { #{{{ + } + } #}}} + +-sub match_ispage ($$;@) { #{{{ ++sub match_ispage ($$$;@) { #{{{ + my $filename=shift; + + if (defined IkiWiki::pagetype($filename)) { +diff --git a/IkiWiki/Plugin/meta.pm b/IkiWiki/Plugin/meta.pm +index b2c85c8..788f248 100644 +--- a/IkiWiki/Plugin/meta.pm ++++ b/IkiWiki/Plugin/meta.pm +@@ -263,6 +263,7 @@ sub pagetemplate (@) { #{{{ + + sub match { #{{{ + my $field=shift; ++ shift; + my $page=shift; + + # turn glob into a safe regexp +@@ -291,23 +292,23 @@ sub match { #{{{ + + package IkiWiki::PageSpec; + +-sub match_title ($$;@) { #{{{ ++sub match_title ($$$;@) { #{{{ + IkiWiki::Plugin::meta::match("title", @_); + } #}}} + +-sub match_author ($$;@) { #{{{ ++sub match_author ($$$;@) { #{{{ + IkiWiki::Plugin::meta::match("author", @_); + } #}}} + +-sub match_authorurl ($$;@) { #{{{ ++sub match_authorurl ($$$;@) { #{{{ + IkiWiki::Plugin::meta::match("authorurl", @_); + } #}}} + +-sub match_license ($$;@) { #{{{ ++sub match_license ($$$;@) { #{{{ + IkiWiki::Plugin::meta::match("license", @_); + } #}}} + +-sub match_copyright ($$;@) { #{{{ ++sub match_copyright ($$$;@) { #{{{ + IkiWiki::Plugin::meta::match("copyright", @_); + } #}}} + +---- + +diff --git a/IkiWiki.pm b/IkiWiki.pm +index e476521..0751d56 100644 +--- a/IkiWiki.pm ++++ b/IkiWiki.pm +@@ -1524,7 +1524,16 @@ sub globlist_to_pagespec ($) { #{{{ + + sub is_globlist ($) { #{{{ + my $s=shift; +- return ( $s =~ /[^\s]+\s+([^\s]+)/ && $1 ne "and" && $1 ne "or" ); ++ return ! ($s =~ / ++ (^\s* ++ [^\s(]+ # single item ++ (\( # possibly with parens after it ++ ([^)]* # with stuff inside those parens ++ (\([^)]*\))*)* # maybe even nested parens ++ \))?\s*$ ++ ) | ++ (\s and \s) | (\s or \s) # or we find 'and' or 'or' somewhere ++ /x); + } #}}} + + sub safequote ($) { #{{{ +@@ -1605,7 +1614,7 @@ sub pagespec_merge ($$) { #{{{ + return "($a) or ($b)"; + } #}}} + +-sub pagespec_translate ($) { #{{{ ++sub pagespec_makeperl ($) { #{{{ + my $spec=shift; + + # Support for old-style GlobLists. +@@ -1624,7 +1633,9 @@ sub pagespec_translate ($) { #{{{ + | + \) # ) + | +- \w+\([^\)]*\) # command(params) ++ define\(\s*~\w+\s*,((\([^()]*\)) | ([^()]+))+\) # define(~specName, spec) - spec can contain parens 1 deep ++ | ++ \w+\([^()]*\) # command(params) - params cannot contain parens + | + [^\s()]+ # any other text + ) +@@ -1640,16 +1651,23 @@ sub pagespec_translate ($) { #{{{ + elsif ($word eq "(" || $word eq ")" || $word eq "!") { + $code.=' '.$word; + } ++ elsif ($word =~ /^define\(\s*~(\w+)\s*,(.*)\)$/) { ++ $code .= " (\$params{specFuncs}->{$1}="; # (exists \$params{specFuncs}) && ++ $code .= "memoize("; ++ $code .= &pagespec_makeperl($2); ++ $code .= ")"; ++ $code .= ") "; + } + elsif ($word =~ /^(\w+)\((.*)\)$/) { + if (exists $IkiWiki::PageSpec::{"match_$1"}) { +- $code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \@_)"; ++ $code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \%params)"; + } + else { + $code.=' 0'; + } + } + else { +- $code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \@_)"; ++ $code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \%params)"; + } + } + +@@ -1657,23 +1675,36 @@ sub pagespec_translate ($) { #{{{ + $code=0; + } + ++ return 'sub { my $page=shift; my %params = @_; '.$code.' }'; ++} #}}} ++ ++sub pagespec_translate ($) { #{{{ ++ my $spec=shift; ++ ++ my $code = pagespec_makeperl($spec); ++ ++ print "Spec '$spec' generated code '$code'\n"; ++ + no warnings; +- return eval 'sub { my $page=shift; '.$code.' }'; ++ return eval $code; + } #}}} + + sub pagespec_match ($$;@) { #{{{ + my $page=shift; + my $spec=shift; + my @params=@_; ++ my %params=@_; + + # Backwards compatability with old calling convention. + if (@params == 1) { +- unshift @params, 'location'; ++ %params = { location => $params[1] }; + } + ++ $params{specFuncs} = {} unless exists $params{specFuncs}; ++ + my $sub=pagespec_translate($spec); + return IkiWiki::FailReason->new("syntax error in pagespec \"$spec\"") if $@; +- return $sub->($page, @params); ++ return $sub->($page, %params); + } #}}} + + sub pagespec_valid ($) { #{{{ +@@ -1722,11 +1753,84 @@ sub new { #{{{ + + package IkiWiki::PageSpec; + ++sub check_named_spec($$;@) { ++ my $page=shift; ++ my $specName=shift; ++ my %params=@_; ++ ++ print "Checking named spec $specName\n"; ++ ++ error("Unable to find specFuncs in params to check_named_spec()!") unless exists $params{specFuncs}; ++ my $specFuncsRef=$params{specFuncs}; ++ ++ print "A\n"; ++ ++ return IkiWiki::FailReason->new("Named page spec '$specName' is not valid") ++ unless (substr($specName, 0, 1) eq '~'); ++ ++ $specName = substr($specName, 1); ++ ++ if (exists $specFuncsRef->{$specName}) { ++ # remove the named spec from the spec refs ++ # when we recurse to avoid infinite recursion ++ my $sub = $specFuncsRef->{$specName}; ++ $specFuncsRef->{$specName} = undef; ++ my $result = $sub->($specFuncsRef, $page, %params); ++ $specFuncsRef->{$specName} = $sub; ++ return $result; ++ } else { ++ print "Invalid specname\n"; ++ return IkiWiki::FailReason->new("Page spec '$specName' does not exist"); ++ } ++} ++ ++sub check_named_spec_existential($$$;@) { ++ my $page=shift; ++ my $specName=shift; ++ my $funcref=shift; ++ my %params=@_; ++ ++ print "(Existential) Checking named spec $specName\n"; ++ ++ error("Unable to find specFuncs in params to check_named_spec()!") unless exists $params{specFuncs}; ++ my $specFuncsRef=$params{specFuncs}; ++ ++ print "B\n"; ++ ++ return IkiWiki::FailReason->new("Named page spec '$specName' is not valid") ++ unless (substr($specName, 0, 1) eq '~'); ++ $specName = substr($specName, 1); ++ ++ if (exists $specFuncsRef->{$specName}) { ++ # remove the named spec from the spec refs ++ # when we recurse to avoid infinite recursion ++ my $sub = $specFuncsRef->{$specName}; ++ $specFuncsRef->{$specName} = undef; ++ ++ foreach my $nextpage (keys %IkiWiki::pagesources) { ++ if ($sub->($specFuncsRef, $nextpage, %params)) { ++ my $tempResult = $funcref->($page, $nextpage, %params); ++ return $tempResult if ($tempResult); ++ } ++ } ++ ++ $specFuncsRef->{$specName} = $sub; ++ return IkiWiki::FailReason->new("No page in spec '$specName' was successfully matched"); ++ } else { ++ print "Invalid specname\n"; ++ return IkiWiki::FailReason->new("Named page spec '$specName' does not exist"); ++ } ++} ++ + sub match_glob ($$;@) { #{{{ + my $page=shift; + my $glob=shift; + my %params=@_; + ++ if (substr($glob, 0, 1) eq '~') { ++ return check_named_spec($page, $glob, %params); + } + - my $regexp=IkiWiki::glob2re($glob); - if ($page=~/^$regexp$/i) { - if (! IkiWiki::isinternal($page) || $params{internal}) { -@@ -1756,11 +1770,36 @@ sub match_internal ($$;@) { #{{{ + my $from=exists $params{location} ? $params{location} : ''; + + # relative matching +@@ -1756,11 +1860,16 @@ sub match_internal ($$;@) { #{{{ sub match_link ($$;@) { #{{{ my $page=shift; @@ -177,82 +848,52 @@ index e476521..1d2d48c 100644 + my $link=lc($fulllink); my %params=@_; -+ print "Matching link $fulllink \n"; -+ - my $from=exists $params{location} ? $params{location} : ''; - +- my $from=exists $params{location} ? $params{location} : ''; + if (substr($fulllink, 0, 1) eq '~') { -+ my $specname = substr($fulllink, 1); -+ print "Checking link pagespec $specname \n"; -+ if (exists $IkiWiki::named_pagespec{$specname}) { -+ my $spec = $IkiWiki::named_pagespec{$specname}; -+ -+ print "Checking all pages against $spec\n"; -+ -+ foreach my $nextpage (keys %IkiWiki::pagesources) { -+ print "Checking $nextpage against $spec\n"; -+ if (pagespec_match($nextpage, $spec, %params) && IkiWiki::PageSpec::match_link($page, $nextpage, %params)) { -+ return IkiWiki::SuccessReason->new("$page links to page $nextpage matching $link") -+ } -+ } -+ -+ return IkiWiki::FailReason->new("$page has no links to any pages that match $spec"); -+ } else { -+ print "Pagespec $specname not found\n"; -+ return IkiWiki::FailReason->new("$page cannot link to nonexistent spec name $specname"); -+ } ++ return check_named_spec_existential($page, $fulllink, \&match_link, %params); + } -+ + ++ my $from=exists $params{location} ? $params{location} : ''; ++ # relative matching if ($link =~ m!^\.! && defined $from) { $from=~s#/?[^/]+$##; - ----- - -#!/usr/bin/perl -package IkiWiki::Plugin::definepagespec; - -use warnings; -use strict; -use IkiWiki 2.00; - -sub import { #{{{ - hook(type => "getsetup", id => "definepagespec", call => \&getsetup); - hook(type => "refresh", id => "definepagespec", call => \&refresh); - hook(type => "preprocess", id => "definepagespec", call => \&preprocess); -} #}}} - -sub getsetup () { #{{{ - return - plugin => { - safe => 1, - rebuild => undef, - }, -} #}}} - -sub refresh () { #{{{ - # Preprocess the shortcuts page to get all the available shortcuts - # defined before other pages are rendered. - my $srcfile=srcfile("pagespecs.mdwn", 1); - if (! defined $srcfile) { - error(gettext("definepagespec plugin will not work without a pagespecs.mdwn")); - } - IkiWiki::preprocess("pagespecs", "pagespecs", readfile($srcfile)); -} # }}} - -sub preprocess (@) { #{{{ - my %params=@_; - - if (! defined $params{name} || ! defined $params{spec}) { - error gettext("missing name or spec parameter"); - } - - $IkiWiki::named_pagespec{$params{name}} = $params{spec}; - - #translators: This is used to display what shortcuts are defined. - #translators: First parameter is the name of the shortcut, the second - #translators: is an URL. - return sprintf(gettext("pagespec %s refers to %s"), $params{name}, $params{spec}); -} # }}} - -1 +@@ -1785,12 +1894,25 @@ sub match_link ($$;@) { #{{{ + } #}}} + + sub match_backlink ($$;@) { #{{{ +- return match_link($_[1], $_[0], @_); ++ my $page=shift; ++ my $backlink=shift; ++ my %params=@_; ++ ++ if (substr($backlink, 0, 1) eq '~') { ++ return check_named_spec_existential($page, $backlink, \&match_backlink, %params); ++ } ++ ++ return match_link($backlink, $page, %params); + } #}}} + + sub match_created_before ($$;@) { #{{{ + my $page=shift; + my $testpage=shift; ++ my %params=@_; ++ ++ if (substr($testpage, 0, 1) eq '~') { ++ return check_named_spec_existential($page, $testpage, \&match_created_before, %params); ++ } + + if (exists $IkiWiki::pagectime{$testpage}) { + if ($IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage}) { +@@ -1808,6 +1930,11 @@ sub match_created_before ($$;@) { #{{{ + sub match_created_after ($$;@) { #{{{ + my $page=shift; + my $testpage=shift; ++ my %params=@_; ++ ++ if (substr($testpage, 0, 1) eq '~') { ++ return check_named_spec_existential($page, $testpage, \&match_created_after, %params); ++ } + + if (exists $IkiWiki::pagectime{$testpage}) { + if ($IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage}) {