doc block updates

log deprecated function calls FS#2399

This introduces a new dbg_deprecated() function which allows for easy
marking of deprecated functions. Each call is logged to the debuglog
when debuggin is enab

log deprecated function calls FS#2399

This introduces a new dbg_deprecated() function which allows for easy
marking of deprecated functions. Each call is logged to the debuglog
when debuggin is enabled.

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amend $_SERVER to $INPUT->server

show PHP version only to admins and managers FS#2655

Fix CodeSniffer whitespace violoations

Removed extraneous whitespace to eliminate errors reported by the
Squiz.WhiteSpace.SuperfluousWhitespace sniff.

FS#2840 fix typo in debug message

we now require PHP 5.2.0 at least

change nomenclature from 'show' to 'allow' (fn from canshow to allowed)

for completeness (& defensive coding), test ['show'] against MSG_PUBLIC in case its redefined to a non-zero value

add capability to restrict recipients of dokuwiki 'msg' alerts. This is useful where message is added to the queue before authentication is initialized

added to version info if version is unknown

check for unicode preg capabilities in UTF-8 lib FS#2636

We now have two defines for checking for UTF-8 and Unicode property
support in PREG and use them to work around FS#2636 on older systems.

added PCRE UTF-8 checks to do=check FS#2636

avoid multiple paralell update checks

we now touch the messages before the actual update happens. this should
lower the chance of more than one update check running at a time.

removed data dir security check as suggested in FS#2547

replaced use of basename() with utf8_basename() FS#2015

check locale setting in do=check FS#2445

don't check data dir writability in do=check

these are already checked in init.php, so we can save some space here

Fixes messages.txt's modification timestamp not being updated.

This bug occurs on systems where writing a zero-length string to an
empty file does not update the file's modification timestamp.

This

Fixes messages.txt's modification timestamp not being updated.

This bug occurs on systems where writing a zero-length string to an
empty file does not update the file's modification timestamp.

This leads to the messages.txt being downloaded almost endlessly, causing
long delays for logged-in users. Visitors are not affected, because the
messages.txt is only updated for logged-in users.

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use DOKU_SCRIPT instead of stray doku.php in checkUpdateMessages() (FS#2364)

Verify conf/ directory is writable in the do=check action

added new plugins config cascade and added plugin.info.txt

fixed some missing config_cascade occurrences (FS#2235)

Fix the wording of the search index check messages

Add a test to do=check that should detect search index corruption

With this test it should be possible to detect if the search index has
been corrupted by using Rincewind RC or a git version of the

Add a test to do=check that should detect search index corruption

With this test it should be possible to detect if the search index has
been corrupted by using Rincewind RC or a git version of the weeks
before the RC release.

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