Version 2.4.2 (Feb 11, 2003)
----------------------------
    - support embedded variables in objects (Monte)
    - fix bug with objects with no properties (M Mohr, Monte)
    - support full dollar var syntax in quoted text (Monte)
    - fixed bug in $smarty.const.FOO introduced in 2.4.1 (M
      Mohr, Monte)

Version 2.4.1 (Feb 6, 2003)
---------------------------

    - ignore case in IF statements (Rainer Collet, Monte)
    - treat undefined constants as null (Ferdinand Beyer, Monte)
    - fix problem with inserts and nested fetches
      (Rainer Collet, Monte)
    - added support for passing params to include_php
      (Tim Riley, Monte)
    - added support for math operators in if statements (Monte)
    - added support for $foo->bar[$x].blah syntax (Monte)

Version 2.4.0 (Feb 2, 2003)
---------------------------

    - fix known problems with php tag handling in templates
      (recursion, echoing <?xml tags) (Monte)
    - add support for object registration (Monte)
    - add debug template to secure_dir, add template_dir
      to secure_dir by default (Ferdinand Beyer, Monte)
    - added support for assigned object access (Monte)
    - fixed bug with directories named '0' (Frank Bauer, Monte)
    - add javascript parameter to escape modifier (Monte)
    - added calling function line numbers to syntax error
      messages in compiler (Monte)
    - added support for modifiers to function calls (Monte)
    - support return value for custom functions
      instead of echoing (but echo still works) (Monte)
    - added direct access to constants
      via $smarty.const.FOO (Monte)
    - added support for passing modifiers
      to static values (Monte)
    - fix up regex code in compiler, more accurate and
      maintainable (Monte)
    - added day_value_format to html_select_date (Marcus
      Bointon, Monte)
    - assigned variables are no longer in global
      namespace, saving extract() calls and speeding
      up fetch() and display() linearly with no. of
      assigned variables (Monte)
    - added trimwhitespace output filter to dist. (Monte)
    - fix popup function to allow newlines in text (Monte)
    - escape html entities in html_options (Monte)
    - fixed bug with label for html_options (Monte)
    - added config_load API function (Monte)
    - added caching to config file loading (Monte)
    - added "extra" parameter to mailto function (Monte,
      Massimiliano Perantoni)
    - added mailto plugin to dist.  (Monte)

Version 2.3.1 (Nov 19, 2002)
----------------------------

    - added optgroup support to html_options (Monte, Robert
      Amos)
    - set mtime on compile files so they match source
      files (Monte, Peter Bowen)
    - added proper support for open_basedir setting
      (Monte, Alessandro Astarita)
    - added strip variable modifier, updated docs (Monte)
    - fixed access to $smarty.x variables as arrays. (Andrei)
    - fixed errors with example setup docs (Monte, Matthew
      Hagerty)
    - added textformat block function (Monte)

Version 2.3.0 (Aug 7, 2002)
---------------------------

    - added assign_by_ref() and append_by_ref() functions
      (Bob Silva, Monte)
    - changed default warning type for plugin errors from
      E_USER_WARNING to E_USER_ERROR (Monte)
    - added $all_extra, $hour_extra, $minute_extra,
      $second_extra and $meridian_extra parameters to
      html_select_time function (Rainer Collet, Monte)
    - update debug console to print objects (Simon Willison,
      Monte)
    - fix Config_File class to not error when there are no
      sections (Peter Kmet, Monte)
    - add default modifier logic (Monte)
    - updated popup_init to be xhtml compliant (Tom Oram, Monte)
    - fix filename bug with windows (Gary Loescher, Monte)
    - add ability to supply expire time in seconds when clearing
      cache or compile files (Monte)
    - add {debug} plugin to distribution (Monte)
    - fixed bug with insert tags, loading from "script" attribute
      when caching is enabled (Monte)
    - fix bug with debug_tpl file path with Windows (.SMK., Monte)
    - fix append() function with string/array problem (Monte)

Version 2.2.0 (July 11, 2002)
-----------------------------

    - make debug.tpl work with any delimiter (Monte)
    - change logic in assign() and append() to test var names
      against != '' instead of empty() (Monte)
    - fix PHP notice in append() function (Monte)
    - allow $plugins_dir to be an array of directories
      (Andreas Kossmeier, Monte)
    - move debug.tpl to SMARTY_DIR, add to constructor (Monte)
    - fixed warning message in function.assign_debug_info (Monte)
    - fixed $template_dir, $compile_dir, $cache_dir, $config_dir,
      $plugin_dir to respect include_path (Monte)
    - fixed warning message with output filter array (Monte)
    - add optional 2nd parameter to date_format, used as
      the default date if the passed date is empty (Monte)
    - gave $reset a default value in cycle plugin (Monte)
    - fixed warnings with html_select_date and timestamp
      functions (Monte)
    - added support for sub directory exlusion format (Monte)
    - added support for grouping by cache_id, compile_id
      and segments thereof (Monte)
    - changed cache and compile files to human readable
      format (Monte)
    - remove overlib.js file from distribution (Monte)
    - fixed bug with 304 Not Modified response sending
      content (Monte)
    - fixed cycle function to respect delimiter after
      initial setting (Monte)
    - update $GLOBALS references to work properly with
      track_globals settings (Michal Prinke, Monte)
    - fixed bug in math function with call to assign
      (Grigory V. Kareev, Monte)
    - optimized for loops with count() function calls (Monte)
    - add month_value_format attribute to html_select_date
      plugin (Gary Loescher, Monte) 
    - made it possible to use simple variables inside [] for
      indexing. (Andrei)
    - added "once" attribute to {include_php}. (Monte)

Version 2.1.1
-------------
    - added cycle function. (Monte)
    - fixed bug with resource testing, and include_path. (Monte)
    - fixed a bug with register_outputfilter function. (Monte)

Version 2.1.0
-------------

    - introduced output filters. (Andrei)
    - changed the way filters are loaded, added load_filter()
      API function and $autoload_filters variable. (Andrei)
    - added caching logic for expire times per cache file
      (Norbert Rocher, Monte)
    - fixed html_select_date when field separator is "/"
      (Roberto Berto, Monte)
    - added YYYY-MM-DD format support to html_select_date
      (Jan Rosier, Monte)
    - fixed cache_lifetime logic bug, also made -1 = never
      expire (Monte)
    - fixed directory separator issue for Windows. (Andrei)
    - added ability to use simple variables as array indices or
      object properties. (Andrei)
    - added ability to unregister pre/postfilters plugins at
      runtime. (Andrei)
    - added 'htmlall' attribute to escape modifier. (Monte)
    - added template_exists() API function. (Andrei)
    - fixed a problem with using dynamic values for 'file'
      attribute of {include_php} tag. (Andrei)
    - added $smarty.template variable. (Andrei)
    - fixed several plugins that would not work if the plugin
      directory was not the default one. (Andrei)
    - implemented support for block functions. (Andrei)
    - made it possible to assign variables in pre/postfilter
      plugins. (Andrei)

Version 2.0.1
-------------
    - rename plugin .make_timestamp.php to shared.make_timestamp.php.
      (Monte)
    - changed crc32() generated values, replace '-' with 'N'. (Monte)
    - added support for +/- N syntax in html_select_date year values.
      (Monte)
    - fixed behavior of inserts with script attribute. (Andrei)
    - fixed bug with $smarty.cookies and $smarty.server. (Andrei)
    - wordwrap and indent are missing from 2.0 release, now fixed.
      (Monte)
    - removed show_info_header and show_info_include variables. (Monte)

Version 2.0.0
-------------
    - added "eval" function plugin for evaluating variables as
      templates. (Monte)
    - removed $tpl_file_ext class variable, no longer used. (Monte)
    - added "hex" and "hexentity" escape types to escape modifier.
      (Monte)
    - removed dependency on PEAR. (Andrei)
    - update popup_init to accept src attribute. (Monte, Duncan Forrest)
    - implemented several optimizations, speeding up Smarty
      significantly in most cases. (Andrei,Monte)
    - implemented plugin architecture. (Andrei)
    - added wordwrap and indent modifiers. (Monte)
    - added support for 'If-Modified-Since' headers for cached content.
      (Monte)
    - removed insert_tag_check class variable, no longer needed. (Monte)
    - optimized cache fetches by scanning for insert tags only if they
      exist. (Monte)
    - fixed bugs in overlib. (Monte, Duncan Forrest)
    - fixed a problem with compile_id usage. (Andrei)
    - fixed problem with using assigned vars with {include_php ...}
      filepath. (Monte)

Version 1.5.2
-------------
    - added Smarty object as fifth argument for template resource functions.
      (Monte)
    - fixed a bug with incorrectly combined cache and compile id in
      clear_cache(). (Andrei)
    - fixed bug in smarty_make_timestamp introduced in PHP 4.1.0. (Monte)
    - fixed bug with cached insert debug timing. (Monte)
    - added 'script' attribute to {insert..} which specifies the script that
      the insert function can be found in. (Andrei)
    - added default template function handler. (Monte)

Version 1.5.1
-------------
    - removed error message from the generic _read_file() method, the caller
      should take care of that. (Andrei)
    - fixed a bug with incorrectly combined cache and compile id. (Andrei)

Version 1.5.0
-------------
    - added include_php built-in function, documented. (Monte)
    - added trusted_dir functionality, documented. (Monte)
    - consolidated secure_dir tests to one function. (Monte)
    - prepended _smarty_ to variable names in fetch() class function to avoid
      namespace conflicts. (Monte)
    - introduced $compile_id class variable that can be used to set persistent
      compile identifier across multiple display calls, documented. (Andrei)
    - fixed bug with concatenated null cache and compile identifiers. (Andrei)
    - added $smarty.section.* syntax for accessing section properties,
      documented. (Andrei)
    - added custom cache handling function ability, documented. (Monte)
    - added assign attribute to include, include_php, insert, fetch, math, and
      counter functions, documented. (Monte)
    - fixed bug with fetch testing for local file when http address. (Monte)
    - fixed bug with counter and skipval setting. (Monte)
    - made {config_load ...} merge globals from each config file only once per
      scope, thus avoiding several problems. (Andrei)
    - added {foreach ...} tag that can be used to iterate through
      non-sequential and associative arrays, documented. (Andrei)
    - speeded up section property access a bit. (Andrei)
    - removed $smarty variable from storage used by normal template variables,
      to prevent any problems. (Andrei)
    - fixed a bug that could cause parse error with quotes inside literal
      blocks. (Andrei, Alexander Belonosov)
    - added 'field_array' attribute to html_select_time function, documented.
      (Andrei, Michael Caplan)
    - documented {section} "max" attribute. (Monte)
    - fixed notice message in Smarty_Compiler.class.php. (Monte)
    - fixed bug with clear_cache introduced in 1.4.6, third parameter should
      default to null. (Monte)
    - updated Config_File class to support '\' path separator in OS/2. (Monte,
      Francesco Cipriani)
    - removed secure_ext setting (not used). (Monte)
    - made cache reading process more efficient. (Monte)
    - fixed bug, is_cached() now supports new 1.4.6 caching behavior. (Monte)
    - update FAQ with mailing list Reply-To header FAQ. (Monte)
    - supress error messages for fopen(), fix cache to regenerate if cache
      file is not available (i.e. cluster race condition). (Monte)
    - added index key example to QUICKSTART guide. (Monte)

Version 1.4.6
-------------
    - fixed bug with {assign ...} when passing an empty value. (Monte)
    - add more warning message fixes. (Monte, Tara Johnson)
    - documentation updates. (Monte)
    - update fetch function to give proper warning when fetching a non-readable
      or non-existant file. (Monte)
    - fixed problem with newline at the end of included templates (Monte, Andrei)
    - added feature to regenerate cache if compile_check is enabled and an
      involved template or config file gets modified. (Monte)
    - added DEBUG execution times to included files: REQUIRES updated debug.tpl
      file! (Monte)
    - added support for hidden config variables that cannot be read by
      templates. (Andrei)
    - added execution time to DEBUG console, total and inserts. (Monte)
    - fixed bug where DEBUG console would not appear with cached content. (Monte)
    - added support for postfilter functions that are applied to compiled
      template right after compilation. (Andrei)
    - fixed the name of clear_compile_tpl() API function to clear_compiled_tpl.
      (Andrei)
    - added fix for removing comments so that the line numbers are reported
      correctly in case of errors. (patch from Anders Janson)
    - made html_options output xhtml compatible code. (Monte, Arnaud Limbourg)

Version 1.4.5
-------------
    - update FAQ with index of questions at the top
    - update overlib to 3.50, adjust addon code so that the overlib.js
      file isn't modified, and not using the mini one. (Monte)
    - added many more options to html_select_date. (Alexander Skwar, Andrei)
    - added support for generating different compiled templates from the same
      source template. (Hans-Peter Oeri, Andrei)
    - modified Smarty to pass itself to insert functions as the second
      parameter. (Andrei)
    - modified Smarty to pass itself to prefilter functions as the second
      parameter. (Andrei)
    - fixed syntax error when including a non-existant template with security
      enabled. (Monte)
    - fixed comments handling to allow commenting out template blocks. (Andrei)
    - implemented named capture buffers, with results accessible via
      $smarty.capture.<name>. (Andrei)
    - added ability to index arrays directly by numbers. (Andrei)
    - fixed bug with SMARTY_DIR not prepended to Config_File include. (Monte)

Version 1.4.4
-------------
    - fixed problem with including insecure templates with security enabled.
      (Monte)
    - numerous documentation updates. (Monte) 
    - added ENT_QUOTES to escapement of html. (Monte, Sam Beckwith)
    - implemented access to request variables via auto-assigned $smarty
      template variable. (Andrei)
    - fixed a bug with parsing function arguments inside {if} tags if a comma
      was present. (Andrei)
    - updated debug console with config file vars. (Monte)
    - added SMARTY_DIR constant as an alternative to relying on include_path.
      (Monte)
    - added popup_init and popup functions (requires overlib.js). (Monte)
    - updated debug console with config file vars. (Monte)
    - added debugging url control. (Monte)
    - added 'quotes' type to escape modifier. (Monte, Mike Krus)
    - added 'total' and 'iteration' section properties. (Andrei)
    - added 'start', 'max', and 'step' section attributes/properties. (Andrei)
    - fixed a bug with security checking of functions inside {if} tags.
      (Andrei)
    - fixed a bug in Config_File that would incorrectly booleanize values that
      weren't really booleans. (Andrei)

Version 1.4.3
-------------
    - added regex_replace modifier, documented. (Monte)
    - added debugging console feature and custom function assign_debug_info,
      documented. (Monte)
    - added 'scope' attribute for {config_load}, 'global' is now deprecated but
      is still supported. (Andrei)
    - reduced template symbol table pollution by moving config array into the
      class itself. (Andrei)
    - fixed a bug with passing quoted arguments to modifiers inside {if}
      statements. (Andrei, Sam Beckwith)
    - added security features for third party template editing, documented
      (Monte)
    - added assign custom function, documented. (Monte)
    - fixed bug with template header using version instead of _version. (Monte)
    - fixed a problem with putting $ followed by numbers inside {strip} and
      {/strip} tags. (Andrei)
    - fixed Config_File class to allow empty config paths (defaults to current
      directory). (Andrei)

Version 1.4.2
-------------
    - move $version to internal variable, remove from docs. (Monte)
    - cleaned up compiled templates global scope by moving some variables into
      the class itself. (Andrei)
    - fixed a bug that would not allow referring to a section in the including
      file from the included file. (Andrei)
    - configs directory missing from 1.4.1 release, added back in. (Monte)
    - added windows include_path setup instructions to FAQ & QUICKSTART.
      (Monte)

Version 1.4.1
-------------
    - fix LOCK_EX logic for all windows platforms (Monte)
    - fixed indexing by section properties with the new syntax. (Andrei)
    - updated Smarty to use absolute paths when requiring/including Smarty
      components. (Andrei, John Lim)

Version 1.4.0
-------------
    - added {capture}{/capture} function, documented (Monte)
    - added {counter} function, documented (Monte) 

Version 1.4.0b2
---------------
    - fixed issue in Config_File.class with referencing blank sections (Andrei)
    - fixed problem with passing variables to included files (Andrei)
    - fixed resource path recognition for windows (Monte)

Version 1.4.0b1
---------------
    - added "componentized templates" tip into documentation (Monte)
    - added {php}{/php} tags for embedding php code into templates (Monte)
    - changed default value of $show_info_header to false (Monte)
    - implemented '->' syntax for accessing properties of objects passed to the
      template. (Andrei)
    - allowed custom functions to receive Smarty object as the second
      parameter; this can be used to dynamically change template variables, for
      example. (Andrei)
    - added custom compiler functions support, register_compiler_function() and
      unregister_compiler_function() API functions. (Andrei, Ivo Jansch).
    - updated GLOBAL_ASSIGN to take SCRIPT_NAME from HTTP_SERVER_VARS
      instead of global variable. You can also assign several variables
      in one shot with an array. (Monte, Roman Neuhauser)
    - added template prefilters, register_prefilter() and
      unregister_prefilter() API functions. (Monte)
    - added RELEASE_NOTES file to distribution. (Monte)
    - moved CREDITS out of manual into its own file. (Monte)
    - added register_resource() and unregister_resource() API functions. (Monte)
    - changed the syntax of indexing template variables, thus supporting
      structures of arbitrary complexity; supplied fix_vars.php script to fix
      old syntax. (Andrei)
    - added $insert_tag_check to speed up cached pages if {insert ...} is not
      used. (Monte)
    - added $compiler_class variable to allow specifying a different compiler
      class. (Andrei)
    - changed Smarty to compile templates at runtime, allowing for arbitrary
      template resources. (Monte)
    - added fix for LOCK_EX under Windows and changed a couple of file
      permissions for security. (Monte, Fernando Nunes)
    - allow arbitrary date strings to date_format, html_select_date and
      html_select_time (Monte)

Version 1.3.2
-------------
    - fixed a bug that caused some nested includes to loop infinitely. (Andrei)
    - added optional HTML header to output. (Monte)
    - significantly improved config_load performance. (Andrei)
    - added format attribute to math function. (Monte)
    - added html_select_time custom function. (Andrei)
    - fixed minor PHP warning when attempting to unset an unset variable
      (Monte)
    - added count_characters, count_words, count_sentences, count_paragraphs
      modifiers (Monte)

Version 1.3.1pl1
--------------
    - bug fix, recovered missing _syntax_error function (Monte)

Version 1.3.1
-------------
    - document first, last, index_prev, index_next (Monte)
    - added 'first' and 'last' section properties. (Andrei)
    - split out compiling code to separate class for faster template execution
      time (Monte)
    - fixed a couple of minor PHP warnings (Monte)
    - added and documented unregister_modifier() and unregister_function() API
      calls. (Monte)
    - added and documented 'fetch' and 'math' functions. (Monte)
    - added ability to index looped variables by section properties, e.g.
      $foo.index_prev/bar. (Andrei)
    - added index_prev and index_next section properties. (Andrei)
    - fixed issue with php executing in literal blocks. (Monte)

Version 1.3.0
-------------
    - moved license from GPL to LGPL (Monte)
    - implemented workaround for PHP "feature" that eats carriage returns
      if the PHP tag is at the end of the line. (Andrei)
    - removed $allow_php, added $php_handling logic (Monte)
    - added file locking to prevent reader/writer problem. (Andrei)
    - made Smarty catch unimplemented modifiers and custom functions and output
      error messages during compilation instead of failing during run time.
      (Andrei)
    - removed short-tags at the top of the smarty scripts (Monte)
    - added register_function() and register_modifier() API calls to make
      registering stuff easier. (Andrei)
    - added template results caching capability. (Monte, Andrei)
    - added optional 'options' attribute to html_options custom function
      that allows passing associative arrays for values/output. (Andrei)
    - modifier arguments can now contain '|' and ':' characters inside quoted
      strings. (Andrei)

Version 1.2.2
-------------
    - fixed bug that would not respect nested template directories and would
      put all compiled files into top-level one. (Andrei)
    - fixed bug using $PHP_VERSION instead of environment var PHP_VERSION.
      (Monte)
    - a couple small warning fixes. (Monte)

Version 1.2.1
-------------
    - added $compile_dir, removed $compile_dir_ext, simplified usage. (Monte)
    - added tips & tricks chapter to documentation. (Monte)
    - misc documentation updates. (Monte)

Version 1.2.0
-------------
    - updated documentation (Monte)
    - added file and line number information to syntax error messages. (Andrei)
    - added ability to index template vars by a key. (Andrei)

Version 1.1.0
-------------
    - misc documentation changes, official stable release

Version 1.0b
------------
    - fixed the bug that prevented using non-array values for 'loop' attribute.
      (Andrei)
    - many misc documentation changes & additions (Monte)

Version 1.0a
------------
    - fixed bug that caused templates to recompile every time (Monte)

Version 1.0
------------
    - initial release

/* vim: set et tw=64 ft=changelog: */
