From 42c80841c846610be280218d53fcde06b0f0063b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Nicolas=20L=C5=93uillet?= Date: Fri, 6 Dec 2013 09:45:27 +0100 Subject: [change] we now use Full-Text RSS 3.1, thank you so much @fivefilters --- inc/3rdparty/simplepie/SimplePie/IRI.php | 997 ------------------------------- 1 file changed, 997 deletions(-) delete mode 100644 inc/3rdparty/simplepie/SimplePie/IRI.php (limited to 'inc/3rdparty/simplepie/SimplePie/IRI.php') diff --git a/inc/3rdparty/simplepie/SimplePie/IRI.php b/inc/3rdparty/simplepie/SimplePie/IRI.php deleted file mode 100644 index 0fead324..00000000 --- a/inc/3rdparty/simplepie/SimplePie/IRI.php +++ /dev/null @@ -1,997 +0,0 @@ -get_iri(); - } - - /** - * Create a new IRI object, from a specified string - * - * @access public - * @param string $iri - * @return SimplePie_IRI - */ - public function __construct($iri) - { - $iri = (string) $iri; - if ($iri !== '') - { - $parsed = $this->parse_iri($iri); - $this->set_scheme($parsed['scheme']); - $this->set_authority($parsed['authority']); - $this->set_path($parsed['path']); - $this->set_query($parsed['query']); - $this->set_fragment($parsed['fragment']); - } - } - - /** - * Create a new IRI object by resolving a relative IRI - * - * @static - * @access public - * @param SimplePie_IRI $base Base IRI - * @param string $relative Relative IRI - * @return SimplePie_IRI - */ - public static function absolutize($base, $relative) - { - $relative = (string) $relative; - if ($relative !== '') - { - $relative = new SimplePie_IRI($relative); - if ($relative->get_scheme() !== null) - { - $target = $relative; - } - elseif ($base->get_iri() !== null) - { - if ($relative->get_authority() !== null) - { - $target = $relative; - $target->set_scheme($base->get_scheme()); - } - else - { - $target = new SimplePie_IRI(''); - $target->set_scheme($base->get_scheme()); - $target->set_userinfo($base->get_userinfo()); - $target->set_host($base->get_host()); - $target->set_port($base->get_port()); - if ($relative->get_path() !== null) - { - if (strpos($relative->get_path(), '/') === 0) - { - $target->set_path($relative->get_path()); - } - elseif (($base->get_userinfo() !== null || $base->get_host() !== null || $base->get_port() !== null) && $base->get_path() === null) - { - $target->set_path('/' . $relative->get_path()); - } - elseif (($last_segment = strrpos($base->get_path(), '/')) !== false) - { - $target->set_path(substr($base->get_path(), 0, $last_segment + 1) . $relative->get_path()); - } - else - { - $target->set_path($relative->get_path()); - } - $target->set_query($relative->get_query()); - } - else - { - $target->set_path($base->get_path()); - if ($relative->get_query() !== null) - { - $target->set_query($relative->get_query()); - } - elseif ($base->get_query() !== null) - { - $target->set_query($base->get_query()); - } - } - } - $target->set_fragment($relative->get_fragment()); - } - else - { - // No base URL, just return the relative URL - $target = $relative; - } - } - else - { - $target = $base; - } - return $target; - } - - /** - * Parse an IRI into scheme/authority/path/query/fragment segments - * - * @access private - * @param string $iri - * @return array - */ - public function parse_iri($iri) - { - preg_match('/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?$/', $iri, $match); - for ($i = count($match); $i <= 9; $i++) - { - $match[$i] = ''; - } - return array('scheme' => $match[2], 'authority' => $match[4], 'path' => $match[5], 'query' => $match[7], 'fragment' => $match[9]); - } - - /** - * Remove dot segments from a path - * - * @access private - * @param string $input - * @return string - */ - public function remove_dot_segments($input) - { - $output = ''; - while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input === '.' || $input === '..') - { - // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise, - if (strpos($input, '../') === 0) - { - $input = substr($input, 3); - } - elseif (strpos($input, './') === 0) - { - $input = substr($input, 2); - } - // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise, - elseif (strpos($input, '/./') === 0) - { - $input = substr_replace($input, '/', 0, 3); - } - elseif ($input === '/.') - { - $input = '/'; - } - // C: if the input buffer begins with a prefix of "/../" or "/..", where ".." is a complete path segment, then replace that prefix with "/" in the input buffer and remove the last segment and its preceding "/" (if any) from the output buffer; otherwise, - elseif (strpos($input, '/../') === 0) - { - $input = substr_replace($input, '/', 0, 4); - $output = substr_replace($output, '', strrpos($output, '/')); - } - elseif ($input === '/..') - { - $input = '/'; - $output = substr_replace($output, '', strrpos($output, '/')); - } - // D: if the input buffer consists only of "." or "..", then remove that from the input buffer; otherwise, - elseif ($input === '.' || $input === '..') - { - $input = ''; - } - // E: move the first path segment in the input buffer to the end of the output buffer, including the initial "/" character (if any) and any subsequent characters up to, but not including, the next "/" character or the end of the input buffer - elseif (($pos = strpos($input, '/', 1)) !== false) - { - $output .= substr($input, 0, $pos); - $input = substr_replace($input, '', 0, $pos); - } - else - { - $output .= $input; - $input = ''; - } - } - return $output . $input; - } - - /** - * Replace invalid character with percent encoding - * - * @param string $string Input string - * @param string $valid_chars Valid characters not in iunreserved or iprivate (this is ASCII-only) - * @param int $case Normalise case - * @param bool $iprivate Allow iprivate - * @return string - */ - protected function replace_invalid_with_pct_encoding($string, $valid_chars, $case = SIMPLEPIE_SAME_CASE, $iprivate = false) - { - // Normalize as many pct-encoded sections as possible - $string = preg_replace_callback('/(?:%[A-Fa-f0-9]{2})+/', array(&$this, 'remove_iunreserved_percent_encoded'), $string); - - // Replace invalid percent characters - $string = preg_replace('/%(?![A-Fa-f0-9]{2})/', '%25', $string); - - // Add unreserved and % to $valid_chars (the latter is safe because all - // pct-encoded sections are now valid). - $valid_chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~%'; - - // Now replace any bytes that aren't allowed with their pct-encoded versions - $position = 0; - $strlen = strlen($string); - while (($position += strspn($string, $valid_chars, $position)) < $strlen) - { - $value = ord($string[$position]); - - // Start position - $start = $position; - - // By default we are valid - $valid = true; - - // No one byte sequences are valid due to the while. - // Two byte sequence: - if (($value & 0xE0) === 0xC0) - { - $character = ($value & 0x1F) << 6; - $length = 2; - $remaining = 1; - } - // Three byte sequence: - elseif (($value & 0xF0) === 0xE0) - { - $character = ($value & 0x0F) << 12; - $length = 3; - $remaining = 2; - } - // Four byte sequence: - elseif (($value & 0xF8) === 0xF0) - { - $character = ($value & 0x07) << 18; - $length = 4; - $remaining = 3; - } - // Invalid byte: - else - { - $valid = false; - $length = 1; - $remaining = 0; - } - - if ($remaining) - { - if ($position + $length <= $strlen) - { - for ($position++; $remaining; $position++) - { - $value = ord($string[$position]); - - // Check that the byte is valid, then add it to the character: - if (($value & 0xC0) === 0x80) - { - $character |= ($value & 0x3F) << (--$remaining * 6); - } - // If it is invalid, count the sequence as invalid and reprocess the current byte: - else - { - $valid = false; - $position--; - break; - } - } - } - else - { - $position = $strlen - 1; - $valid = false; - } - } - - // Percent encode anything invalid or not in ucschar - if ( - // Invalid sequences - !$valid - // Non-shortest form sequences are invalid - || $length > 1 && $character <= 0x7F - || $length > 2 && $character <= 0x7FF - || $length > 3 && $character <= 0xFFFF - // Outside of range of ucschar codepoints - // Noncharacters - || ($character & 0xFFFE) === 0xFFFE - || $character >= 0xFDD0 && $character <= 0xFDEF - || ( - // Everything else not in ucschar - $character > 0xD7FF && $character < 0xF900 - || $character < 0xA0 - || $character > 0xEFFFD - ) - && ( - // Everything not in iprivate, if it applies - !$iprivate - || $character < 0xE000 - || $character > 0x10FFFD - ) - ) - { - // If we were a character, pretend we weren't, but rather an error. - if ($valid) - $position--; - - for ($j = $start; $j <= $position; $j++) - { - $string = substr_replace($string, sprintf('%%%02X', ord($string[$j])), $j, 1); - $j += 2; - $position += 2; - $strlen += 2; - } - } - } - - // Normalise case - if ($case & SIMPLEPIE_LOWERCASE) - { - $string = strtolower($string); - } - elseif ($case & SIMPLEPIE_UPPERCASE) - { - $string = strtoupper($string); - } - - return $string; - } - - /** - * Callback function for preg_replace_callback. - * - * Removes sequences of percent encoded bytes that represent UTF-8 - * encoded characters in iunreserved - * - * @param array $match PCRE match - * @return string Replacement - */ - protected function remove_iunreserved_percent_encoded($match) - { - // As we just have valid percent encoded sequences we can just explode - // and ignore the first member of the returned array (an empty string). - $bytes = explode('%', $match[0]); - - // Initialize the new string (this is what will be returned) and that - // there are no bytes remaining in the current sequence (unsurprising - // at the first byte!). - $string = ''; - $remaining = 0; - - // Loop over each and every byte, and set $value to its value - for ($i = 1, $len = count($bytes); $i < $len; $i++) - { - $value = hexdec($bytes[$i]); - - // If we're the first byte of sequence: - if (!$remaining) - { - // Start position - $start = $i; - - // By default we are valid - $valid = true; - - // One byte sequence: - if ($value <= 0x7F) - { - $character = $value; - $length = 1; - } - // Two byte sequence: - elseif (($value & 0xE0) === 0xC0) - { - $character = ($value & 0x1F) << 6; - $length = 2; - $remaining = 1; - } - // Three byte sequence: - elseif (($value & 0xF0) === 0xE0) - { - $character = ($value & 0x0F) << 12; - $length = 3; - $remaining = 2; - } - // Four byte sequence: - elseif (($value & 0xF8) === 0xF0) - { - $character = ($value & 0x07) << 18; - $length = 4; - $remaining = 3; - } - // Invalid byte: - else - { - $valid = false; - $remaining = 0; - } - } - // Continuation byte: - else - { - // Check that the byte is valid, then add it to the character: - if (($value & 0xC0) === 0x80) - { - $remaining--; - $character |= ($value & 0x3F) << ($remaining * 6); - } - // If it is invalid, count the sequence as invalid and reprocess the current byte as the start of a sequence: - else - { - $valid = false; - $remaining = 0; - $i--; - } - } - - // If we've reached the end of the current byte sequence, append it to Unicode::$data - if (!$remaining) - { - // Percent encode anything invalid or not in iunreserved - if ( - // Invalid sequences - !$valid - // Non-shortest form sequences are invalid - || $length > 1 && $character <= 0x7F - || $length > 2 && $character <= 0x7FF - || $length > 3 && $character <= 0xFFFF - // Outside of range of iunreserved codepoints - || $character < 0x2D - || $character > 0xEFFFD - // Noncharacters - || ($character & 0xFFFE) === 0xFFFE - || $character >= 0xFDD0 && $character <= 0xFDEF - // Everything else not in iunreserved (this is all BMP) - || $character === 0x2F - || $character > 0x39 && $character < 0x41 - || $character > 0x5A && $character < 0x61 - || $character > 0x7A && $character < 0x7E - || $character > 0x7E && $character < 0xA0 - || $character > 0xD7FF && $character < 0xF900 - ) - { - for ($j = $start; $j <= $i; $j++) - { - $string .= '%' . strtoupper($bytes[$j]); - } - } - else - { - for ($j = $start; $j <= $i; $j++) - { - $string .= chr(hexdec($bytes[$j])); - } - } - } - } - - // If we have any bytes left over they are invalid (i.e., we are - // mid-way through a multi-byte sequence) - if ($remaining) - { - for ($j = $start; $j < $len; $j++) - { - $string .= '%' . strtoupper($bytes[$j]); - } - } - - return $string; - } - - /** - * Check if the object represents a valid IRI - * - * @access public - * @return bool - */ - public function is_valid() - { - return array_sum($this->valid) === count($this->valid); - } - - /** - * Set the scheme. Returns true on success, false on failure (if there are - * any invalid characters). - * - * @access public - * @param string $scheme - * @return bool - */ - public function set_scheme($scheme) - { - if ($scheme === null || $scheme === '') - { - $this->scheme = null; - } - else - { - $len = strlen($scheme); - switch (true) - { - case $len > 1: - if (!strspn($scheme, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+-.', 1)) - { - $this->scheme = null; - $this->valid[__FUNCTION__] = false; - return false; - } - - case $len > 0: - if (!strspn($scheme, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz', 0, 1)) - { - $this->scheme = null; - $this->valid[__FUNCTION__] = false; - return false; - } - } - $this->scheme = strtolower($scheme); - } - $this->valid[__FUNCTION__] = true; - return true; - } - - /** - * Set the authority. Returns true on success, false on failure (if there are - * any invalid characters). - * - * @access public - * @param string $authority - * @return bool - */ - public function set_authority($authority) - { - if (($userinfo_end = strrpos($authority, '@')) !== false) - { - $userinfo = substr($authority, 0, $userinfo_end); - $authority = substr($authority, $userinfo_end + 1); - } - else - { - $userinfo = null; - } - - if (($port_start = strpos($authority, ':')) !== false) - { - $port = substr($authority, $port_start + 1); - if ($port === false) - { - $port = null; - } - $authority = substr($authority, 0, $port_start); - } - else - { - $port = null; - } - - return $this->set_userinfo($userinfo) && $this->set_host($authority) && $this->set_port($port); - } - - /** - * Set the userinfo. - * - * @access public - * @param string $userinfo - * @return bool - */ - public function set_userinfo($userinfo) - { - if ($userinfo === null || $userinfo === '') - { - $this->userinfo = null; - } - else - { - $this->userinfo = $this->replace_invalid_with_pct_encoding($userinfo, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=:'); - } - $this->valid[__FUNCTION__] = true; - return true; - } - - /** - * Set the host. Returns true on success, false on failure (if there are - * any invalid characters). - * - * @access public - * @param string $host - * @return bool - */ - public function set_host($host) - { - if ($host === null || $host === '') - { - $this->host = null; - $this->valid[__FUNCTION__] = true; - return true; - } - elseif ($host[0] === '[' && substr($host, -1) === ']') - { - if (SimplePie_Net_IPv6::checkIPv6(substr($host, 1, -1))) - { - $this->host = $host; - $this->valid[__FUNCTION__] = true; - return true; - } - else - { - $this->host = null; - $this->valid[__FUNCTION__] = false; - return false; - } - } - else - { - $this->host = $this->replace_invalid_with_pct_encoding($host, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=', SIMPLEPIE_LOWERCASE); - $this->valid[__FUNCTION__] = true; - return true; - } - } - - /** - * Set the port. Returns true on success, false on failure (if there are - * any invalid characters). - * - * @access public - * @param string $port - * @return bool - */ - public function set_port($port) - { - if ($port === null || $port === '') - { - $this->port = null; - $this->valid[__FUNCTION__] = true; - return true; - } - elseif (strspn($port, '0123456789') === strlen($port)) - { - $this->port = (int) $port; - $this->valid[__FUNCTION__] = true; - return true; - } - else - { - $this->port = null; - $this->valid[__FUNCTION__] = false; - return false; - } - } - - /** - * Set the path. - * - * @access public - * @param string $path - * @return bool - */ - public function set_path($path) - { - if ($path === null || $path === '') - { - $this->path = null; - $this->valid[__FUNCTION__] = true; - return true; - } - elseif (substr($path, 0, 2) === '//' && $this->userinfo === null && $this->host === null && $this->port === null) - { - $this->path = null; - $this->valid[__FUNCTION__] = false; - return false; - } - else - { - $this->path = $this->replace_invalid_with_pct_encoding($path, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=@/'); - if ($this->scheme !== null) - { - $this->path = $this->remove_dot_segments($this->path); - } - $this->valid[__FUNCTION__] = true; - return true; - } - } - - /** - * Set the query. - * - * @access public - * @param string $query - * @return bool - */ - public function set_query($query) - { - if ($query === null || $query === '') - { - $this->query = null; - } - else - { - $this->query = $this->replace_invalid_with_pct_encoding($query, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$\'()*+,;:@/?&='); - } - $this->valid[__FUNCTION__] = true; - return true; - } - - /** - * Set the fragment. - * - * @access public - * @param string $fragment - * @return bool - */ - public function set_fragment($fragment) - { - if ($fragment === null || $fragment === '') - { - $this->fragment = null; - } - else - { - $this->fragment = $this->replace_invalid_with_pct_encoding($fragment, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=:@/?'); - } - $this->valid[__FUNCTION__] = true; - return true; - } - - /** - * Get the complete IRI - * - * @access public - * @return string - */ - public function get_iri() - { - $iri = ''; - if ($this->scheme !== null) - { - $iri .= $this->scheme . ':'; - } - if (($authority = $this->get_authority()) !== null) - { - $iri .= '//' . $authority; - } - if ($this->path !== null) - { - $iri .= $this->path; - } - if ($this->query !== null) - { - $iri .= '?' . $this->query; - } - if ($this->fragment !== null) - { - $iri .= '#' . $this->fragment; - } - - if ($iri !== '') - { - return $iri; - } - else - { - return null; - } - } - - /** - * Get the scheme - * - * @access public - * @return string - */ - public function get_scheme() - { - return $this->scheme; - } - - /** - * Get the complete authority - * - * @access public - * @return string - */ - public function get_authority() - { - $authority = ''; - if ($this->userinfo !== null) - { - $authority .= $this->userinfo . '@'; - } - if ($this->host !== null) - { - $authority .= $this->host; - } - if ($this->port !== null) - { - $authority .= ':' . $this->port; - } - - if ($authority !== '') - { - return $authority; - } - else - { - return null; - } - } - - /** - * Get the user information - * - * @access public - * @return string - */ - public function get_userinfo() - { - return $this->userinfo; - } - - /** - * Get the host - * - * @access public - * @return string - */ - public function get_host() - { - return $this->host; - } - - /** - * Get the port - * - * @access public - * @return string - */ - public function get_port() - { - return $this->port; - } - - /** - * Get the path - * - * @access public - * @return string - */ - public function get_path() - { - return $this->path; - } - - /** - * Get the query - * - * @access public - * @return string - */ - public function get_query() - { - return $this->query; - } - - /** - * Get the fragment - * - * @access public - * @return string - */ - public function get_fragment() - { - return $this->fragment; - } -} -- cgit v1.2.3