Sunday, November 13, 2005

PHP-5.1 around the corner

Here's a tidied up excerpt of the current NEWS file with all relevant changes since PHP 5.0, which may help on the decision to upgrade (even from PHP 4 :))


Fixes



  • More than 350


Changes



  • Changed PDO constants to class constants (PDO::CONST_NAME)

  • Changed SQLite extension to be a shared module in Windows distribution

  • Changed "instanceof" and "catch" operators, is_a() and is_subclass_of() functions to not call __autoload()

  • Changed sha1_file() and md5_file() functions to use streams instead of low level IO

  • Changed abstract private methods to be not allowed anymore

  • Changed stream_filter_(ap|pre)pend() to return resource

  • Changed mysqli_exception and sqlite_exception to use RuntimeException as base if SPL extension is present


Extensions moved to PECL



  • cpdf

  • dio

  • fam

  • ingres_ii

  • mcve

  • mnogosearch

  • oracle

  • ovrimos

  • pfpro

  • w32api

  • yp


Upgraded PEAR



  • to channel-featuring v1.4


Upgraded bundled libraries



  • PCRE library to version 6.2

  • SQLite 3 library in ext/pdo_sqlite to 3.2.7

  • SQLite 2 library in ext/sqlite to 2.8.16


Upgraded bundled libraries in Windows distribution



  • zlib 1.2.3

  • curl 7.14.0

  • openssl 0.9.8

  • ming 0.3b

  • libpq (PostgreSQL) 8.0.1


Improvements and Additions



  • Improved SPL extension

    • Moved RecursiveArrayIterator from examples into extension

    • Moved RecursiveFilterIterator from examples into extension

    • Added SplObjectStorage

    • Made all SPL constants class constants

    • Renamed CachingRecursiveIterator to RecursiveCachingIterator to follow Recursive<*>Iterator naming scheme



  • Added support for class constants and static members for internal classes

  • Added PDO::MYSQL_ATTR_USE_BUFFERED_QUERY parameter for pdo_mysql

  • Added date_timezone_set() function to set the timezone that the date functions will use

  • Added pg_fetch_all_columns() function to fetch all values of a column from a result cursor

  • Added support for LOCK_EX flag for file_put_contents()

  • Implemented feature request #33452

  • Improved PHP extension loading mechanism with support for module dependencies and conflicts

  • Allowed return by reference from internal functions

  • Rewrote strtotime() with support for timezones and many new formats. Implements feature requests #21399, #26694, #28088, #29150, #29585 and #29595

  • Added bindto socket context option

  • Added offset parameter to the stream_copy_to_stream() function

  • Added offset & length parameters to substr_count() function

  • Removed php_check_syntax() function which never worked properly

  • Removed garbage manager in Zend Engine which results in more aggressive freeing of data

  • Improved interactive mode of PHP CLI

  • Improved performance of:

  • general execution/compilation

  • switch() statement

  • several array functions

  • virtual path handling by adding a realpath() cache

  • variable fetches

  • magic method invocations

  • Improved support for embedded server in mysqli

  • Improved mysqli extension

  • added constructor for mysqli_stmt and mysqli_result classes

  • added new function mysqli_get_charset()

  • added new function mysqli_set_charset()

  • added new class mysqli_driver

  • added new class mysqli_warning

  • added new class mysqli_execption

  • added new class mysqli_sql_exception

  • Improved SPL extension

  • added standard hierarchy of Exception classes

  • added interface Countable

  • added interfaces Subject and Observer

  • added spl_autoload*() functions

  • converted several 5.0 examples into c code

  • added class FileObject

  • added possibility to use a string with class_parents() and class_implements()

  • Added man pages for "phpize" and "php-config" scripts

  • Added support for .cc files in extensions

  • Added PHP_INT_MAX and PHP_INT_SIZE as predefined constants

  • Added user opcode API that allow overloading of opcode handlers

  • Added an optional remove old session parameter to session_regenerate_id()

  • Added array type hinting

  • Added the tidy_get_opt_doc() function to return documentation for configuration options in tidy

  • Added support for .cc files in extensions

  • Added imageconvolution() function which can be used to apply a custom 3x3 matrix convolution to an image

  • Added optional first parameter to XsltProcessor::registerPHPFunctions to only allow certain functions to be called from XSLT

  • Added the ability to override the autotools executables used by the buildconf script via the PHP_AUTOCONF and PHP_AUTOHEADER environmental variables

  • Added several new functions to support the PostgreSQL v3 protocol introduced in PostgreSQL 7.4

  • pg_transaction_status() - in-transaction status of a database connection

  • pg_query_params() - execution of parameterized queries

  • pg_prepare() - prepare named queries

  • pg_execute() - execution of named prepared queries

  • pg_send_query_params() - async equivalent of pg_query_params()

  • pg_send_prepare() - async equivalent of pg_prepare()

  • pg_send_execute() - async equivalent of pg_execute()

  • pg_result_error_field() - highly detailed error information, most importantly the SQLSTATE error code

  • pg_set_error_verbosity() - set verbosity of errors

  • Added optional fifth parameter "count" to preg_replace_callback() and preg_replace() to count the number of replacements made. FR #32275

  • Added optional third parameter "charlist" to str_word_count() which contains characters to be considered as word part. FR #31560

  • Added interface Serializeable

  • Added pg_field_type_oid() PostgreSQL function

  • Added zend_declare_property_...() and zend_update_property_...() API functions for bool, double and binary safe strings

  • Added possibility to access INI variables from within .ini file

  • Added variable $_SERVER['REQUEST_TIME'] containing request start time

  • Added optional float parameter to gettimeofday()

  • Added apache_reset_timeout() Apache1 function

  • Added sqlite_fetch_column_types() 3rd argument for arrays

  • Added optional offset parameter to stream_get_contents() and file_get_contents()

  • Added optional maxlen parameter to file_get_contents()

  • Added SAPI hook to get the current request time

  • Added new functions:

  • array_diff_key()

  • array_diff_ukey()

  • array_intersect_key()

  • array_intersect_ukey()

  • array_product()

  • DomDocumentFragment::appendXML()

  • fputcsv()

  • htmlspecialchars_decode()

  • inet_pton()

  • inet_ntop()

  • mysqli::client_info property

  • posix_access()

  • posix_mknod()

  • SimpleXMLElement::XPathNamespace()

  • stream_context_get_default()

  • stream_socket_enable_crypto()

  • stream_wrapper_unregister()

  • stream_wrapper_restore()

  • stream_filter_remove()

  • time_sleep_until()

  • Added DomDocument::$recover property for parsing not well-formed XML Documents

  • Added Cursor support for MySQL 5.0.x in mysqli

  • Added proxy support to ftp wrapper via http

  • Added MDTM support to ftp_url_stat

  • Added zlib stream filter support

  • Added bz2 stream filter support

  • Added max_redirects context option that specifies how many HTTP redirects to follow

  • Added support of parameter=>value arrays to xsl_xsltprocessor_set_parameter()

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