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author | Mike Macgirvin <mike@macgirvin.com> | 2010-09-08 20:14:17 -0700 |
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committer | Mike Macgirvin <mike@macgirvin.com> | 2010-09-08 20:14:17 -0700 |
commit | ffb1997902facb36b78a7cfa522f41f2b3d71cda (patch) | |
tree | e9fe47acf26c5fd2c742677f2610b60d3008eb26 /library/HTMLPurifier/DoctypeRegistry.php | |
parent | b49858b038a0a05bbe7685929e88071d0e125538 (diff) | |
download | volse-hubzilla-ffb1997902facb36b78a7cfa522f41f2b3d71cda.tar.gz volse-hubzilla-ffb1997902facb36b78a7cfa522f41f2b3d71cda.tar.bz2 volse-hubzilla-ffb1997902facb36b78a7cfa522f41f2b3d71cda.zip |
mistpark 2.0 infrasturcture lands
Diffstat (limited to 'library/HTMLPurifier/DoctypeRegistry.php')
-rw-r--r-- | library/HTMLPurifier/DoctypeRegistry.php | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/library/HTMLPurifier/DoctypeRegistry.php b/library/HTMLPurifier/DoctypeRegistry.php new file mode 100644 index 000000000..86049e939 --- /dev/null +++ b/library/HTMLPurifier/DoctypeRegistry.php @@ -0,0 +1,103 @@ +<?php + +class HTMLPurifier_DoctypeRegistry +{ + + /** + * Hash of doctype names to doctype objects + */ + protected $doctypes; + + /** + * Lookup table of aliases to real doctype names + */ + protected $aliases; + + /** + * Registers a doctype to the registry + * @note Accepts a fully-formed doctype object, or the + * parameters for constructing a doctype object + * @param $doctype Name of doctype or literal doctype object + * @param $modules Modules doctype will load + * @param $modules_for_modes Modules doctype will load for certain modes + * @param $aliases Alias names for doctype + * @return Editable registered doctype + */ + public function register($doctype, $xml = true, $modules = array(), + $tidy_modules = array(), $aliases = array(), $dtd_public = null, $dtd_system = null + ) { + if (!is_array($modules)) $modules = array($modules); + if (!is_array($tidy_modules)) $tidy_modules = array($tidy_modules); + if (!is_array($aliases)) $aliases = array($aliases); + if (!is_object($doctype)) { + $doctype = new HTMLPurifier_Doctype( + $doctype, $xml, $modules, $tidy_modules, $aliases, $dtd_public, $dtd_system + ); + } + $this->doctypes[$doctype->name] = $doctype; + $name = $doctype->name; + // hookup aliases + foreach ($doctype->aliases as $alias) { + if (isset($this->doctypes[$alias])) continue; + $this->aliases[$alias] = $name; + } + // remove old aliases + if (isset($this->aliases[$name])) unset($this->aliases[$name]); + return $doctype; + } + + /** + * Retrieves reference to a doctype of a certain name + * @note This function resolves aliases + * @note When possible, use the more fully-featured make() + * @param $doctype Name of doctype + * @return Editable doctype object + */ + public function get($doctype) { + if (isset($this->aliases[$doctype])) $doctype = $this->aliases[$doctype]; + if (!isset($this->doctypes[$doctype])) { + trigger_error('Doctype ' . htmlspecialchars($doctype) . ' does not exist', E_USER_ERROR); + $anon = new HTMLPurifier_Doctype($doctype); + return $anon; + } + return $this->doctypes[$doctype]; + } + + /** + * Creates a doctype based on a configuration object, + * will perform initialization on the doctype + * @note Use this function to get a copy of doctype that config + * can hold on to (this is necessary in order to tell + * Generator whether or not the current document is XML + * based or not). + */ + public function make($config) { + return clone $this->get($this->getDoctypeFromConfig($config)); + } + + /** + * Retrieves the doctype from the configuration object + */ + public function getDoctypeFromConfig($config) { + // recommended test + $doctype = $config->get('HTML.Doctype'); + if (!empty($doctype)) return $doctype; + $doctype = $config->get('HTML.CustomDoctype'); + if (!empty($doctype)) return $doctype; + // backwards-compatibility + if ($config->get('HTML.XHTML')) { + $doctype = 'XHTML 1.0'; + } else { + $doctype = 'HTML 4.01'; + } + if ($config->get('HTML.Strict')) { + $doctype .= ' Strict'; + } else { + $doctype .= ' Transitional'; + } + return $doctype; + } + +} + +// vim: et sw=4 sts=4 |