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News from PEAR

This document summarizes Stefan Neufeind's presentation on recent developments in PEAR (PHP Extension and Application Repository). It discusses new features in PEAR 1.4x like improved dependency handling, PEAR channels, PHAR support, and post-installation scripts. It also provides examples of updated PEAR packages, including HTML_AJAX for Ajax functionality, Image_3D for 3D rendering, and the PEAR channel server Chiara_PEAR_Server.

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06.05.06 / Page 1 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Feel the power ... N e w s f r o m P E A R
06.05.06 / Page 2 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden About me Stefan Neufeind, from Neuss (close to Düsseldorf) Zend-certified PHP-developer PEAR-maintainer for 3 years „Believes“ in open community-projects Working for SpeedPartner GmbH „Fullservice internet-solutions“ Consulting Development, including PHP with PEAR :-)
06.05.06 / Page 3 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Agenda What is PEAR? PEAR-package overview Getting PEAR / The installer New in PEAR 1.4.x, including: PEAR-channels PHAR („php archive“) Package news / examples Links
06.05.06 / Page 4 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden What is PEAR? PHP Extension and Application Repository THE repository for PHP Founded 1999 by Stig S. Bakken Collection of high quality PHP-components ~370 packages in 36 categories ~350 package-maintainers, ~630 developers 100% free (licenses: PHP, Apache, BSD, LGPL) Tools for communication and collaboration
06.05.06 / Page 5 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden What is PECL? PHP Extension Community Library Sister-repository of / split-off from PEAR Sharing many resources but separate website, commandline-installer, ... Components in C-language Compiled using PEAR installer for specific environment Not “that” easily installable (especially on shared host) ~140 packages in 28 categories
06.05.06 / Page 6 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden What is PEAR? Consists of: Website (presentation, installer-backend, ...) Installer (commandline, web, GUI) Packages Documentation Support Quality assurance (PEAR-QA)
06.05.06 / Page 7 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR-package overview No applications (almost :-) ) but components for dedicated needs Database abstraction Webservices Internationalization Network / Internet Graphic generation / modification Validation (email-addresses, IBAN, credit cards, ...) ...
06.05.06 / Page 8 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR-package overview
06.05.06 / Page 9 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR-package overview Components universally usable Cooperation instead of competing packages „Clean“ design Set of rules for quality-assurance and serviceability Used in large variety of applications Business-ready
06.05.06 / Page 10 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Getting PEAR / The installer PEAR-installer bundled since PHP 4.3.0 Automatically available, even on Windows :-) By default also included when self-compiling For earlier PHP-versions / distributions without PEAR simply use http://go-pear.org e.g. lynx -source http://go-pear.org | php -q or save go-pear-source and open in browser Note: PEAR-path should be in your include_path (php.ini)
06.05.06 / Page 11 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Getting PEAR / The installer Common installation-environment for PHP-code (PEAR) and C-extensions (PECL) Runable on many platforms (Linux, Windows, ...) Various “tastes”: commandline, web, GUI Taking care of package-dependencies etc. Tools for developers Wide adoptions of the installer pearified, eZ, prado, and other tools/frameworks
06.05.06 / Page 12 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Getting PEAR / The installer Installation of packages (e.g. commandline) with dependency-checks, conflict-checks etc.: Also allows for optional components, version-dependencies, ... # pear install Validate_Finance-alpha Did not download dependencies: pear/Validate, use --alldeps or -- onlyreqdeps to download automatically pear/Validate_Finance requires package "pear/Validate" (version >= 0.5.0) No valid packages found install failed
06.05.06 / Page 13 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Getting PEAR / The installer Useful commands to get you started: $ pear help [command] general or command-help $ pear config-show show settings like paths $ pear list list installed packages $ pear remote-list list available packages $ pear install <package> install a package $ pear uninstall <package> $ pear list-upgrades check for package upgrade $ pear upgrade <package> perform an upgrade
06.05.06 / Page 14 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x Automatic dependency resolution --onlyreqdeps / -o --alldeps / -a Dependencies on external packages References to packages by URL Channels Using multiple channels Possibility to run your own channel Cross-channel dependencies
06.05.06 / Page 15 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x New package.xml-format Improved flexibility Mirroring Multiple modules in one package Bundling packages with an application, ... Post-install-scripts (including interaction), e.g. for Initializing databases Moving files to the webroot ReST-webservice
06.05.06 / Page 16 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x PHAR-support Only one PHP-file incl. archive, dynamic unpacking, ... Remote-installation Installing PEAR without shell access (ftp, ftps, sftp) Needs additional separate package PEAR_RemoteInstaller Installation of binary PECL-packages (e.g. on Windows)
06.05.06 / Page 17 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: ReST-webservice PEAR <=1.3 used XML-RPC for repository-access Widely used, but partially complex PEAR 1.4 uses ReST text-based, static files possible Less traffic Faster response-times Simplified API More flexible
06.05.06 / Page 18 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: Post-install scripts Allow quite powerful actions after installation Flexible API Script-calls defined in package2.xml Actions can be bound to specific files Predefined actions available Self-implemented actions possible with PHP-scripts Execution structured in single steps Interaction between user / PEAR installer
06.05.06 / Page 19 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PHAR support PHAR = PHP archive One single PHP-file for an entire application “PHP's answer to .jar” Valid tar/php-files Works on PHP 4.3.0+ and PHP 5 PEAR-installer shipped as a PHAR Access to files using streams-API: <?php require_once('example.phar'); require_once('phar://example.phar/myscript.php'); ?>
06.05.06 / Page 20 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels More commands related to channels: pear channel-discover http://example.com/channel.xml pear channel-alias channel://... example pear update-channels Channel-descriptions via channel.xml # pear list-channels Registered Channels: ==================== Channel Summary pear.php.net PHP Extension and Application Repository pecl.php.net PHP Extension Community Library __uri Pseudo-channel for static packages
06.05.06 / Page 21 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels channel.xml-example (1/2): <channel version="1.0" xsi:schemaLocation="http://pear.php.net/channel-1.0 http://pear.php.net/dtd/channel-1.0.xsd"> <name>pear.example.com</name> <suggestedalias>foo</suggestedalias> <summary>Example channel.xml</summary> <validatepackage version="1.3.4">Foo_Validate</validatepackage> <servers> <primary port="8080" ssl="yes"> <xmlrpc> <!-- default path is xmlrpc.php --> <function version="1.0">logintest</function> <function version="1.0">package.listLatestReleases</function> [...] </xmlrpc> [...]
06.05.06 / Page 22 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels channel.xml-example (2/2): <rest> <!-- no default path, all must be defined in baseurl --> <baseurl type="package"> http://pear.example.com/rest/1.0/package</baseurl> <baseurl type="category"> http://pear.example.com/rest/1.0/category</baseurl> </rest> <soap path="soapy.php"> <!-- default path is soap.php --> <function version="1.0">package.listAll</function> </soap> </primary> <mirror server="foo2.example.com/pearmirror"> <rest> <baseurl type="package"> http://foo2.example.com/rest/1.0/package</baseurl> </rest> </mirror> </servers> </channel>
06.05.06 / Page 23 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels pearadise.net: Portal for PEAR- channels
06.05.06 / Page 24 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels Famous channels include: eZ Horde Gnope.org Pearified PHP Application Tools Seagull / PHPkitchen Solar Symfony Project
06.05.06 / Page 25 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR channel server Various ways/tools to set up a channel-server One implementation is Chiara_PEAR_Server PEAR-package, but developed outside of PEAR http://pear.chiaraquartet.net/ Status still alpha API may change Still many features to come
06.05.06 / Page 26 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR channel server Discovering Greg Beaver's development-channel Installing package from the channel (and required deps) Running installation-scripts Asks for settings Creates database Generates channel.xml and REST $ pear channel-discover pear.chiaraquartet.net $ pear install -o chiara/Chiara_PEAR_Server-alpha $ pear run-scripts chiara/Chiara_PEAR_Server
06.05.06 / Page 27 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR channel server
06.05.06 / Page 28 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news / examples Lately updated packages (small and incomplete selection): HTML_AJAX Image_Puzzle Image_3D MDB2, MDB2_Schema and drivers, ... Net_CDDB Services_Delicious Validate-packages, e.g. Validate_Finance VFS (Virtual File System API)
06.05.06 / Page 29 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: HTML_AJAX Easy to work with (on client and server) OO JavaScript interface Class are exposed to Javascript as classes POST used for requests Async and sync calls Proxied calls: through stub objects for PHP classes in JS Proxyless calls: utility-functions like HTML_AJAX.replace()
06.05.06 / Page 30 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: HTML_AJAX JavaScript error handling Browser-compatibility: Firefox 1.0+ Internet Explorer 5.5+ (maybe 5.0+) Opera 8.5+ Safari 2+ (Most things)
06.05.06 / Page 31 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: HTML_AJAX server-example (1/2): <?php class search { public function __construct() { $this->pdo = new PDO('mysql:host=127.0.0.1;dbname=ajaxdata', 'ajaxuser', 'ajaxpw'); } public function get_records($search='') { $sql = "SELECT * FROM books "; if (trim($search) != '') { $sql .= "WHERE title LIKE ". $this->pdo->quote('%'.$search.'%'); } return $this->pdo->query($sql)->fetchAll(PDO_FETCH_ASSOC); } } [...]
06.05.06 / Page 32 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: HTML_AJAX server-example (1/2): Loading generated JavaScript-interface on client: [...] include 'HTML/AJAX/Server.php'; class MyServer extends HTML_AJAX_Server { public $initMethods = true; public function initSearch() { $this->registerClass(new search()); } } $server = new MyServer(); $server->clientJsLocation = '/usr/share/pear/data/HTML_AJAX/js/'; $server->handleRequest(); <script src="xul_search.php?client=all" /> <script src="xul_search.php?stub=all" />
06.05.06 / Page 33 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D Creation of 3 dimensional images using PHP highly object oriented, PHP5 Creation of 3D objects like cubes, spheres, maps, text, pie, torus, cone, ... Your own object definitions Your own material definitions Import of 3DSMax files Unlimited number of light sources Output drivers: Rendering via GD, SVG or ASCII
06.05.06 / Page 34 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D Latest enhancements: Spotlights, pointlights and ambient lights Bezier curves Torus and cone Improved speed Driver for ASCII-output (including animation) Best of all: It's really cool :-)
06.05.06 / Page 35 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D
06.05.06 / Page 36 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D
06.05.06 / Page 37 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D Still pictures ... ... or even animated – hope it works here :-)
06.05.06 / Page 38 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2 “stable” since beginning 2006 Supports everything “DB” offers (and more) API-mix of DB and PDO MDB2 for “high abstraction”, PDO for “lower layers” Working with joined forces; PDO-driver in the works Faster than DB (at least in “micro”-benchmarks) Uses modules Flexible and feature-rich (because of modules)
06.05.06 / Page 39 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2 Most drivers use native prepared-API of RDBMS Full datatype-abstraction (Datatype module) LOBs are provided as regular stream resources Direct access to data (if RDBMS supports it) Allows using functions like fread() on LOBs from DB Allows INSERTs directly from files Debug callback support PHP5 iterator support Lazy connect support (connects when necessary)
06.05.06 / Page 40 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2 Abstraction of functions (Function module) Many methods for administrating database-objects (Manager and reverse module) Creating tables, sequences, indexes, constraints Listing tables, indexes, ... Reverse engineering (table-field details) if (!$this->methodExists($this->db->function, 'functionTable')) { return; } $functionTable_clause = $this->db->function->functionTable(); $query = 'SELECT 1 '.$functionTable_clause;
06.05.06 / Page 41 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2 Various emulations, where necessary (REPLACE, non correlated sub queries, ...) Functions like “lastInsertId” to work with autoincrements Several portability modes Buffered and unbuffered resultsets $mdb2->loadModule('Extended'); // fetch the next ID in the sequence or return php null $id = $mdb2->extended->getBeforeID('foo'); $query = 'INSERT INTO foo (id, bar) VALUES ('.$mdb2->quote($id, 'integer').', '.$mdb2->quote('xxx', 'text').')'; $mdb2->exec($query); // return $id or fetch the last inserted id via autoincrement $id = $mdb2->extended->getAfterID($id, 'foo');
06.05.06 / Page 42 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2_Schema Creation of databases Reverse engineering into XML-format Comparing XML-schema-files Automatic modification of schema according to compare Working directly in DB or as SQL dump
06.05.06 / Page 43 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2_Schema $dsn = $_REQUEST['type'].'://'. $_REQUEST['user'].':'.$_REQUEST['pass'].'@'. $_REQUEST['host'].'/'.$_REQUEST['name']; $schema =& MDB2_Schema::factory($dsn, $options); $dump_what = MDB2_SCHEMA_DUMP_STRUCTURE; // ..._CONTENT, ..._ALL $dump_config = array( 'output_mode' => 'file', 'output' => $_REQUEST['file'] ); $definition = $schema->getDefinitionFromDatabase(); $operation = $schema->dumpDatabase($definition, $dump_config, $dump_what);
06.05.06 / Page 44 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Links PEAR/PECL-website: http://pear.php.net/, http://pecl.php.net/ PEAR-channel aggregator: http://www.pearadise.net/ Greg Beaver's blog (incl. many examples for installer etc.): http://greg.chiaraquartet.net/ HTML_AJAX: http://wiki.bluga.net/HTML_AJAX/HomePage Image_3D: http://kore-nordmann.de/ MDB2 homepage with lots of examples: http://oss.backendmedia.com/MDB2/ MDB2_Schema-docs and examples: http://cvs.php.net/viewcvs.cgi/pear/MDB2_Schema/docs/
06.05.06 / Page 45 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Thanks go to ... Kore Lukas Markus Michael Pierre Toby All PHP / PEAR-colleagues :-)
06.05.06 / Page 46 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Thank you! Up-to-date slides available at: http://talks.speedpartner.de/ Questions? neufeind (at) speedpartner.de

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News from PEAR

  • 1.
    06.05.06 / Page1 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Feel the power ... N e w s f r o m P E A R
  • 2.
    06.05.06 / Page2 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden About me Stefan Neufeind, from Neuss (close to Düsseldorf) Zend-certified PHP-developer PEAR-maintainer for 3 years „Believes“ in open community-projects Working for SpeedPartner GmbH „Fullservice internet-solutions“ Consulting Development, including PHP with PEAR :-)
  • 3.
    06.05.06 / Page3 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Agenda What is PEAR? PEAR-package overview Getting PEAR / The installer New in PEAR 1.4.x, including: PEAR-channels PHAR („php archive“) Package news / examples Links
  • 4.
    06.05.06 / Page4 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden What is PEAR? PHP Extension and Application Repository THE repository for PHP Founded 1999 by Stig S. Bakken Collection of high quality PHP-components ~370 packages in 36 categories ~350 package-maintainers, ~630 developers 100% free (licenses: PHP, Apache, BSD, LGPL) Tools for communication and collaboration
  • 5.
    06.05.06 / Page5 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden What is PECL? PHP Extension Community Library Sister-repository of / split-off from PEAR Sharing many resources but separate website, commandline-installer, ... Components in C-language Compiled using PEAR installer for specific environment Not “that” easily installable (especially on shared host) ~140 packages in 28 categories
  • 6.
    06.05.06 / Page6 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden What is PEAR? Consists of: Website (presentation, installer-backend, ...) Installer (commandline, web, GUI) Packages Documentation Support Quality assurance (PEAR-QA)
  • 7.
    06.05.06 / Page7 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR-package overview No applications (almost :-) ) but components for dedicated needs Database abstraction Webservices Internationalization Network / Internet Graphic generation / modification Validation (email-addresses, IBAN, credit cards, ...) ...
  • 8.
    06.05.06 / Page8 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR-package overview
  • 9.
    06.05.06 / Page9 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR-package overview Components universally usable Cooperation instead of competing packages „Clean“ design Set of rules for quality-assurance and serviceability Used in large variety of applications Business-ready
  • 10.
    06.05.06 / Page10 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Getting PEAR / The installer PEAR-installer bundled since PHP 4.3.0 Automatically available, even on Windows :-) By default also included when self-compiling For earlier PHP-versions / distributions without PEAR simply use http://go-pear.org e.g. lynx -source http://go-pear.org | php -q or save go-pear-source and open in browser Note: PEAR-path should be in your include_path (php.ini)
  • 11.
    06.05.06 / Page11 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Getting PEAR / The installer Common installation-environment for PHP-code (PEAR) and C-extensions (PECL) Runable on many platforms (Linux, Windows, ...) Various “tastes”: commandline, web, GUI Taking care of package-dependencies etc. Tools for developers Wide adoptions of the installer pearified, eZ, prado, and other tools/frameworks
  • 12.
    06.05.06 / Page12 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Getting PEAR / The installer Installation of packages (e.g. commandline) with dependency-checks, conflict-checks etc.: Also allows for optional components, version-dependencies, ... # pear install Validate_Finance-alpha Did not download dependencies: pear/Validate, use --alldeps or -- onlyreqdeps to download automatically pear/Validate_Finance requires package "pear/Validate" (version >= 0.5.0) No valid packages found install failed
  • 13.
    06.05.06 / Page13 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Getting PEAR / The installer Useful commands to get you started: $ pear help [command] general or command-help $ pear config-show show settings like paths $ pear list list installed packages $ pear remote-list list available packages $ pear install <package> install a package $ pear uninstall <package> $ pear list-upgrades check for package upgrade $ pear upgrade <package> perform an upgrade
  • 14.
    06.05.06 / Page14 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x Automatic dependency resolution --onlyreqdeps / -o --alldeps / -a Dependencies on external packages References to packages by URL Channels Using multiple channels Possibility to run your own channel Cross-channel dependencies
  • 15.
    06.05.06 / Page15 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x New package.xml-format Improved flexibility Mirroring Multiple modules in one package Bundling packages with an application, ... Post-install-scripts (including interaction), e.g. for Initializing databases Moving files to the webroot ReST-webservice
  • 16.
    06.05.06 / Page16 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x PHAR-support Only one PHP-file incl. archive, dynamic unpacking, ... Remote-installation Installing PEAR without shell access (ftp, ftps, sftp) Needs additional separate package PEAR_RemoteInstaller Installation of binary PECL-packages (e.g. on Windows)
  • 17.
    06.05.06 / Page17 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: ReST-webservice PEAR <=1.3 used XML-RPC for repository-access Widely used, but partially complex PEAR 1.4 uses ReST text-based, static files possible Less traffic Faster response-times Simplified API More flexible
  • 18.
    06.05.06 / Page18 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: Post-install scripts Allow quite powerful actions after installation Flexible API Script-calls defined in package2.xml Actions can be bound to specific files Predefined actions available Self-implemented actions possible with PHP-scripts Execution structured in single steps Interaction between user / PEAR installer
  • 19.
    06.05.06 / Page19 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PHAR support PHAR = PHP archive One single PHP-file for an entire application “PHP's answer to .jar” Valid tar/php-files Works on PHP 4.3.0+ and PHP 5 PEAR-installer shipped as a PHAR Access to files using streams-API: <?php require_once('example.phar'); require_once('phar://example.phar/myscript.php'); ?>
  • 20.
    06.05.06 / Page20 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels More commands related to channels: pear channel-discover http://example.com/channel.xml pear channel-alias channel://... example pear update-channels Channel-descriptions via channel.xml # pear list-channels Registered Channels: ==================== Channel Summary pear.php.net PHP Extension and Application Repository pecl.php.net PHP Extension Community Library __uri Pseudo-channel for static packages
  • 21.
    06.05.06 / Page21 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels channel.xml-example (1/2): <channel version="1.0" xsi:schemaLocation="http://pear.php.net/channel-1.0 http://pear.php.net/dtd/channel-1.0.xsd"> <name>pear.example.com</name> <suggestedalias>foo</suggestedalias> <summary>Example channel.xml</summary> <validatepackage version="1.3.4">Foo_Validate</validatepackage> <servers> <primary port="8080" ssl="yes"> <xmlrpc> <!-- default path is xmlrpc.php --> <function version="1.0">logintest</function> <function version="1.0">package.listLatestReleases</function> [...] </xmlrpc> [...]
  • 22.
    06.05.06 / Page22 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels channel.xml-example (2/2): <rest> <!-- no default path, all must be defined in baseurl --> <baseurl type="package"> http://pear.example.com/rest/1.0/package</baseurl> <baseurl type="category"> http://pear.example.com/rest/1.0/category</baseurl> </rest> <soap path="soapy.php"> <!-- default path is soap.php --> <function version="1.0">package.listAll</function> </soap> </primary> <mirror server="foo2.example.com/pearmirror"> <rest> <baseurl type="package"> http://foo2.example.com/rest/1.0/package</baseurl> </rest> </mirror> </servers> </channel>
  • 23.
    06.05.06 / Page23 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels pearadise.net: Portal for PEAR- channels
  • 24.
    06.05.06 / Page24 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden New in PEAR 1.4.x: PEAR-channels Famous channels include: eZ Horde Gnope.org Pearified PHP Application Tools Seagull / PHPkitchen Solar Symfony Project
  • 25.
    06.05.06 / Page25 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR channel server Various ways/tools to set up a channel-server One implementation is Chiara_PEAR_Server PEAR-package, but developed outside of PEAR http://pear.chiaraquartet.net/ Status still alpha API may change Still many features to come
  • 26.
    06.05.06 / Page26 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR channel server Discovering Greg Beaver's development-channel Installing package from the channel (and required deps) Running installation-scripts Asks for settings Creates database Generates channel.xml and REST $ pear channel-discover pear.chiaraquartet.net $ pear install -o chiara/Chiara_PEAR_Server-alpha $ pear run-scripts chiara/Chiara_PEAR_Server
  • 27.
    06.05.06 / Page27 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden PEAR channel server
  • 28.
    06.05.06 / Page28 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news / examples Lately updated packages (small and incomplete selection): HTML_AJAX Image_Puzzle Image_3D MDB2, MDB2_Schema and drivers, ... Net_CDDB Services_Delicious Validate-packages, e.g. Validate_Finance VFS (Virtual File System API)
  • 29.
    06.05.06 / Page29 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: HTML_AJAX Easy to work with (on client and server) OO JavaScript interface Class are exposed to Javascript as classes POST used for requests Async and sync calls Proxied calls: through stub objects for PHP classes in JS Proxyless calls: utility-functions like HTML_AJAX.replace()
  • 30.
    06.05.06 / Page30 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: HTML_AJAX JavaScript error handling Browser-compatibility: Firefox 1.0+ Internet Explorer 5.5+ (maybe 5.0+) Opera 8.5+ Safari 2+ (Most things)
  • 31.
    06.05.06 / Page31 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: HTML_AJAX server-example (1/2): <?php class search { public function __construct() { $this->pdo = new PDO('mysql:host=127.0.0.1;dbname=ajaxdata', 'ajaxuser', 'ajaxpw'); } public function get_records($search='') { $sql = "SELECT * FROM books "; if (trim($search) != '') { $sql .= "WHERE title LIKE ". $this->pdo->quote('%'.$search.'%'); } return $this->pdo->query($sql)->fetchAll(PDO_FETCH_ASSOC); } } [...]
  • 32.
    06.05.06 / Page32 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: HTML_AJAX server-example (1/2): Loading generated JavaScript-interface on client: [...] include 'HTML/AJAX/Server.php'; class MyServer extends HTML_AJAX_Server { public $initMethods = true; public function initSearch() { $this->registerClass(new search()); } } $server = new MyServer(); $server->clientJsLocation = '/usr/share/pear/data/HTML_AJAX/js/'; $server->handleRequest(); <script src="xul_search.php?client=all" /> <script src="xul_search.php?stub=all" />
  • 33.
    06.05.06 / Page33 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D Creation of 3 dimensional images using PHP highly object oriented, PHP5 Creation of 3D objects like cubes, spheres, maps, text, pie, torus, cone, ... Your own object definitions Your own material definitions Import of 3DSMax files Unlimited number of light sources Output drivers: Rendering via GD, SVG or ASCII
  • 34.
    06.05.06 / Page34 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D Latest enhancements: Spotlights, pointlights and ambient lights Bezier curves Torus and cone Improved speed Driver for ASCII-output (including animation) Best of all: It's really cool :-)
  • 35.
    06.05.06 / Page35 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D
  • 36.
    06.05.06 / Page36 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D
  • 37.
    06.05.06 / Page37 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: Image_3D Still pictures ... ... or even animated – hope it works here :-)
  • 38.
    06.05.06 / Page38 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2 “stable” since beginning 2006 Supports everything “DB” offers (and more) API-mix of DB and PDO MDB2 for “high abstraction”, PDO for “lower layers” Working with joined forces; PDO-driver in the works Faster than DB (at least in “micro”-benchmarks) Uses modules Flexible and feature-rich (because of modules)
  • 39.
    06.05.06 / Page39 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2 Most drivers use native prepared-API of RDBMS Full datatype-abstraction (Datatype module) LOBs are provided as regular stream resources Direct access to data (if RDBMS supports it) Allows using functions like fread() on LOBs from DB Allows INSERTs directly from files Debug callback support PHP5 iterator support Lazy connect support (connects when necessary)
  • 40.
    06.05.06 / Page40 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2 Abstraction of functions (Function module) Many methods for administrating database-objects (Manager and reverse module) Creating tables, sequences, indexes, constraints Listing tables, indexes, ... Reverse engineering (table-field details) if (!$this->methodExists($this->db->function, 'functionTable')) { return; } $functionTable_clause = $this->db->function->functionTable(); $query = 'SELECT 1 '.$functionTable_clause;
  • 41.
    06.05.06 / Page41 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2 Various emulations, where necessary (REPLACE, non correlated sub queries, ...) Functions like “lastInsertId” to work with autoincrements Several portability modes Buffered and unbuffered resultsets $mdb2->loadModule('Extended'); // fetch the next ID in the sequence or return php null $id = $mdb2->extended->getBeforeID('foo'); $query = 'INSERT INTO foo (id, bar) VALUES ('.$mdb2->quote($id, 'integer').', '.$mdb2->quote('xxx', 'text').')'; $mdb2->exec($query); // return $id or fetch the last inserted id via autoincrement $id = $mdb2->extended->getAfterID($id, 'foo');
  • 42.
    06.05.06 / Page42 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2_Schema Creation of databases Reverse engineering into XML-format Comparing XML-schema-files Automatic modification of schema according to compare Working directly in DB or as SQL dump
  • 43.
    06.05.06 / Page43 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Package news: MDB2_Schema $dsn = $_REQUEST['type'].'://'. $_REQUEST['user'].':'.$_REQUEST['pass'].'@'. $_REQUEST['host'].'/'.$_REQUEST['name']; $schema =& MDB2_Schema::factory($dsn, $options); $dump_what = MDB2_SCHEMA_DUMP_STRUCTURE; // ..._CONTENT, ..._ALL $dump_config = array( 'output_mode' => 'file', 'output' => $_REQUEST['file'] ); $definition = $schema->getDefinitionFromDatabase(); $operation = $schema->dumpDatabase($definition, $dump_config, $dump_what);
  • 44.
    06.05.06 / Page44 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Links PEAR/PECL-website: http://pear.php.net/, http://pecl.php.net/ PEAR-channel aggregator: http://www.pearadise.net/ Greg Beaver's blog (incl. many examples for installer etc.): http://greg.chiaraquartet.net/ HTML_AJAX: http://wiki.bluga.net/HTML_AJAX/HomePage Image_3D: http://kore-nordmann.de/ MDB2 homepage with lots of examples: http://oss.backendmedia.com/MDB2/ MDB2_Schema-docs and examples: http://cvs.php.net/viewcvs.cgi/pear/MDB2_Schema/docs/
  • 45.
    06.05.06 / Page45 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Thanks go to ... Kore Lukas Markus Michael Pierre Toby All PHP / PEAR-colleagues :-)
  • 46.
    06.05.06 / Page46 News from PEAR Stefan Neufeind LinuxTag 2006, Practical Linux Forum 2006, Wiesbaden Thank you! Up-to-date slides available at: http://talks.speedpartner.de/ Questions? neufeind (at) speedpartner.de