Phar::buildFromIterator
(PHP 5 >= 5.3.0, PHP 7, PECL phar >= 2.0.0)
Phar::buildFromIterator — Construct a phar archive from an iterator
Description
Note:
This method requires the php.ini setting phar.readonly to be set to 0 in order to work for Phar objects. Otherwise, a PharException will be thrown.
Populate a phar archive from an iterator. Two styles of iterators are supported, iterators that map the filename within the phar to the name of a file on disk, and iterators like DirectoryIterator that return SplFileInfo objects. For iterators that return SplFileInfo objects, the second parameter is required.
Parameters
-
iter
-
Any iterator that either associatively maps phar file to location or returns SplFileInfo objects
-
base_directory
-
For iterators that return SplFileInfo objects, the portion of each file's full path to remove when adding to the phar archive
Return Values
Phar::buildFromIterator() returns an associative array mapping internal path of file to the full path of the file on the filesystem.
Examples
Example #1 A Phar::buildFromIterator() with SplFileInfo
For most phar archives, the archive will reflect an actual directory layout, and the second style is the most useful. For instance, to create a phar archive containing the files in this sample directory layout:
/path/to/project/ config/ dist.xml debug.xml lib/ file1.php file2.php src/ processthing.php www/ index.php cli/ index.php
This code could be used to add these files to the "project.phar" phar archive:
<?php
// create with alias "project.phar"
$phar = new Phar('project.phar', 0, 'project.phar');
$phar->buildFromIterator(
new RecursiveIteratorIterator(
new RecursiveDirectoryIterator('/path/to/project')),
'/path/to/project');
$phar->setStub($phar->createDefaultStub('cli/index.php', 'www/index.php'));
?>
The file project.phar can then be used immediately. Phar::buildFromIterator() does not set values such as compression, metadata, and this can be done after creating the phar archive.
As an interesting note, Phar::buildFromIterator() can also be used to copy the contents of an existing phar archive, as the Phar object descends from DirectoryIterator:
<?php
// create with alias "project.phar"
$phar = new Phar('project.phar', 0, 'project.phar');
$phar->buildFromIterator(
new RecursiveIteratorIterator(
new Phar('/path/to/anotherphar.phar')),
'phar:///path/to/anotherphar.phar/path/to/project');
$phar->setStub($phar->createDefaultStub('cli/index.php', 'www/index.php'));
?>
Example #2 A Phar::buildFromIterator() with other iterators
The second form of the iterator can be used with any iterator that returns a key => value mapping, such as an ArrayIterator:
<?php
// create with alias "project.phar"
$phar = new Phar('project.phar', 0, 'project.phar');
$phar->buildFromIterator(
new ArrayIterator(
array(
'internal/file.php' => dirname(__FILE__) . '/somefile.php',
'another/file.jpg' => fopen('/path/to/bigfile.jpg', 'rb'),
)));
$phar->setStub($phar->createDefaultStub('cli/index.php', 'www/index.php'));
?>
Errors/Exceptions
This method returns UnexpectedValueException when the
iterator returns incorrect values, such as an integer key instead of a
string, a BadMethodCallException when an
SplFileInfo-based iterator is passed without a base_directory
parameter, or a PharException if there were errors
saving the phar archive.
English translation
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Document created the 30/01/2003, last modified the 26/10/2018
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References
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