/usr/share/php/pkgtools/phpcomposer/source.php is in pkg-php-tools 1.35ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 | <?php
/*
* Copyright (c) 2014 Mathieu Parent <sathieu@debian.org>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
namespace Pkgtools\Phpcomposer;
use \Pkgtools\Base\Logger;
/**
* This class parses composer.json
*
* @copyright Copyright (c) 2014 Mathieu Parent <sathieu@debian.org>
* @author Mathieu Parent <sathieu@debian.org>
* @license Expat http://www.jclark.com/xml/copying.txt
*/
class Source {
/**
* composer.json file path
*
* @var string
*/
protected $_path = NULL;
/**
* Decoded composer.json
*
* @var mixed
*/
protected $_json = NULL;
/**
* Constructor
*
* @param string $filename
*/
function __construct($dir_name) {
// Find composer.json
$dir_name = realpath($dir_name);
if (is_file("$dir_name/composer.json")) {
$this->_path = "$dir_name/composer.json";
}
if (is_null($this->_path)) {
throw new \InvalidArgumentException('composer.json not found');
}
// Load file
$data = file_get_contents($this->_path);
if ($data === false) {
throw new \InvalidArgumentException("Unable to open composer.json ($this->_path)");
}
// Parse JSON
if (!function_exists('json_decode')) {
throw new \InvalidArgumentException('JSON extension is not installed or not loaded');
}
$this->_json = json_decode($data, true);
if ($this->_json === NULL) {
switch (json_last_error()) {
case JSON_ERROR_NONE:
$json_error = 'No errors';
break;
case JSON_ERROR_DEPTH:
$json_error = 'Maximum stack depth exceeded';
break;
case JSON_ERROR_STATE_MISMATCH:
$json_error = 'Underflow or the modes mismatch';
break;
case JSON_ERROR_CTRL_CHAR:
$json_error = 'Unexpected control character found';
break;
case JSON_ERROR_SYNTAX:
$json_error = 'Syntax error, malformed JSON';
break;
case JSON_ERROR_UTF8:
$json_error = 'Malformed UTF-8 characters, possibly incorrectly encoded';
break;
default:
$json_error = 'Unknown error';
break;
}
if (function_exists('json_last_error_msg')) {
$json_error_msg = json_last_error_msg();
} else {
$json_error_msg = '';
}
throw new \InvalidArgumentException("Error parsing composer.json: $json_error ($json_error_msg)");
}
}
/**
* Raw properties getter
*/
function __get($property) {
switch($property) {
case 'name':
case 'description':
return $this->_json[$property];
default:
throw new \InvalidArgumentException("Unknown property: '$property'");
}
}
/**
* Does the package has a file with role "script"
*/
function hasPhpScript() {
return !empty($this->_json['bin']);
}
/**
* Dependencies
*/
function getDependencies() {
$result = new \Pkgtools\Base\Dependencies();
$levels = Array(
'require',
'require-dev',
'recommend',
'suggest',
'conflict',
'provide',
'replace',
);
if ($this->hasPhpScript()) {
$dep = new \Pkgtools\Base\Dependency('require', '', 'php-cli');
$result[] = $dep;
} else {
$dep = new \Pkgtools\Base\Dependency('require', '', 'php');
$result[] = $dep;
}
foreach ($levels as $level) {
if (!empty($this->_json[$level])) {
foreach($this->_json[$level] as $project_package => $versions) {
Logger::debug('Parsing dependency %s:%s (%s) from file "%s".', $level, $project_package, $versions, $this->_path);
if (strpos($project_package, '/') !== FALSE) {
list($project, $package) = explode('/', $project_package, 2);
} else {
$project = '';
$package = $project_package;
}
$dep = new \Pkgtools\Base\Dependency($level, $project, $package);
if (strpos($versions, '|') !== FALSE) {
Logger::warning('OR-ed versions are not supported %s:%s (%s) in file "%s".', $level, $project_package, $versions, $this->_path);
} else {
try {
$operator_regexp = '(==?|!=|<>|>=?|<=?|~|\^)'; // $1
$versions = preg_replace("/([^,])\s+$operator_regexp/", '\1,\2', $versions);
foreach(explode(',', $versions) as $version) {
// Construct regexp
$version_regexp = 'v?([0-9.*]*|self\.version|dev-\w+)'; // $2
$stability_regexp = '(-dev|-patch\d*|-alpha\d*|-beta\d*|-RC\d*)?'; // $3
$stabilityflag_regexp = '((?i)@dev|@alpha|@beta|@RC|@stable)?'; // $4
$inlinealias_regexp = '(?:\s+as\s+(\S+))?'; // $5
if (preg_match("/^\s*$operator_regexp?\s*$version_regexp$stability_regexp\s*$stabilityflag_regexp$inlinealias_regexp\s*$/", $version, $operator_matches)) {
$operator = $operator_matches[1];
$base_version = $operator_matches[2];
if (!empty($operator_matches[3])) {
switch($operator_matches[3][1]) {
case 'd': // dev
case 'p': // patch
$version = $base_version . '~~' . substr($operator_matches[3], 1);
break;
default:
$version = $base_version . '~' . substr($operator_matches[3], 1);
}
} else {
$version = $base_version;
}
if (substr($version, 0, 4) == 'dev-') {
Logger::info('Branch alias mapped to "*" %s:%s (%s) in file "%s".', $level, $project_package, $versions, $this->_path);
$version = '*';
}
} else {
throw new \InvalidArgumentException("Unable to parse version '$version' with dependency $project_package ($versions)");
}
if (($operator == '') || ($operator == '=') || ($operator == '==')) {
if (($version == '*') || ($version == '')) {
// no version constraints
} elseif (substr($version, -1) == '*') {
// x.y.* -> (>= x.y), (<< x.y+1~~)
$version_components = explode('.', $version);
array_pop($version_components); // Pop '*'
$last_version_component = array_pop($version_components);
$dep->minVersion = implode('.', array_merge($version_components, Array($last_version_component)));
$dep->maxVersion = implode('.', array_merge($version_components, Array($last_version_component + 1))) . '~~';
} else {
$dep->minVersion = $version;
$dep->maxVersion = $version;
$dep->excludeMaxVersion = false;
}
} elseif (($operator == '!=') || ($operator == '<>')) {
// We turn this into a conflict
$dep2 = clone($dep);
$dep2->level = 'conflict';
$dep->minVersion = $version;
$dep->maxVersion = $version;
$dep->excludeMaxVersion = false;
$result[] = $dep2;
} elseif (($operator == '>') || ($operator == '>=')) {
$dep->minVersion = $version;
$dep->excludeMinVersion = $operator == '>';
} elseif ($operator == '<') {
$dep->maxVersion = $base_version.'~~';
$dep->excludeMaxVersion = true;
} elseif ($operator == '<=') {
$dep->maxVersion = $version;
$dep->excludeMaxVersion = false;
} elseif ($operator == '~') {
// ~x.y.z -> (>= x.y.z), (<< x.y+1~~)
$version_components = explode('.', $version);
if (count($version_components) > 1) {
array_pop($version_components);
$last_version_component = array_pop($version_components);
} else {
$last_version_component = array_pop($version_components);
}
$dep->minVersion = $version;
$dep->maxVersion = implode('.', array_merge($version_components, Array($last_version_component + 1))) . '~~';
} elseif ($operator == '^') {
// ^x.y.z -> (>= x.y.z), (<< x+1~~) if x >= 1
// ^x.y.z -> (>= x.y.z), (<< x.y+1~~) if x == 0
$version_components = explode('.', $version);
$prefix_components = Array();
$significant_version_component = array_shift($version_components);
if ($significant_version_component == '0') {
array_unshift($prefix_components, $significant_version_component);
$significant_version_component = array_shift($version_components);
}
$dep->minVersion = $version;
$dep->maxVersion = implode('.', array_merge(
$prefix_components,
Array($significant_version_component + 1))). '~~';
} else {
throw new \InvalidArgumentException("Unable to parse version operator '$operator' with dependency $project_package ($versions)");
}
}
} catch(\Exception $e) {
// suggest can have free text in place of version constraints
if ($dep->level != 'suggest') {
throw new \Exception($e->getMessage(). " with dependency $project_package ($versions)", $e->getCode(), $e);
}
}
}
$result[] = $dep;
}
}
}
return $result;
}
}
|