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Редакция | Автор | № строки | Строка |
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69 | alex-w | 1 | <?php |
2 | /** |
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3 | * PEAR_REST_13 |
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4 | * |
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5 | * PHP versions 4 and 5 |
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6 | * |
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7 | * LICENSE: This source file is subject to version 3.0 of the PHP license |
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8 | * that is available through the world-wide-web at the following URI: |
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9 | * http://www.php.net/license/3_0.txt. If you did not receive a copy of |
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10 | * the PHP License and are unable to obtain it through the web, please |
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11 | * send a note to license@php.net so we can mail you a copy immediately. |
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12 | * |
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13 | * @category pear |
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14 | * @package PEAR |
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15 | * @author Greg Beaver <cellog@php.net> |
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16 | * @copyright 1997-2008 The PHP Group |
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17 | * @license http://www.php.net/license/3_0.txt PHP License 3.0 |
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18 | * @version CVS: $Id: 13.php,v 1.6 2008/04/11 01:16:40 dufuz Exp $ |
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19 | * @link http://pear.php.net/package/PEAR |
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20 | * @since File available since Release 1.4.0a12 |
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21 | */ |
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22 | |||
23 | /** |
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24 | * For downloading REST xml/txt files |
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25 | */ |
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26 | require_once 'PEAR/REST.php'; |
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27 | require_once 'PEAR/REST/10.php'; |
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28 | |||
29 | /** |
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30 | * Implement REST 1.3 |
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31 | * |
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32 | * @category pear |
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33 | * @package PEAR |
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34 | * @author Greg Beaver <cellog@php.net> |
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35 | * @copyright 1997-2008 The PHP Group |
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36 | * @license http://www.php.net/license/3_0.txt PHP License 3.0 |
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37 | * @version Release: 1.7.2 |
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38 | * @link http://pear.php.net/package/PEAR |
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39 | * @since Class available since Release 1.4.0a12 |
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40 | */ |
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41 | class PEAR_REST_13 extends PEAR_REST_10 |
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42 | { |
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43 | /** |
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44 | * Retrieve information about a remote package to be downloaded from a REST server |
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45 | * |
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46 | * This is smart enough to resolve the minimum PHP version dependency prior to download |
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47 | * @param string $base The uri to prepend to all REST calls |
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48 | * @param array $packageinfo an array of format: |
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49 | * <pre> |
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50 | * array( |
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51 | * 'package' => 'packagename', |
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52 | * 'channel' => 'channelname', |
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53 | * ['state' => 'alpha' (or valid state),] |
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54 | * -or- |
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55 | * ['version' => '1.whatever'] |
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56 | * </pre> |
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57 | * @param string $prefstate Current preferred_state config variable value |
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58 | * @param bool $installed the installed version of this package to compare against |
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59 | * @return array|false|PEAR_Error see {@link _returnDownloadURL()} |
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60 | */ |
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61 | function getDownloadURL($base, $packageinfo, $prefstate, $installed, $channel = false) |
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62 | { |
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63 | $channel = $packageinfo['channel']; |
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64 | $package = $packageinfo['package']; |
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65 | $states = $this->betterStates($prefstate, true); |
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66 | if (!$states) { |
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67 | return PEAR::raiseError('"' . $prefstate . '" is not a valid state'); |
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68 | } |
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69 | $state = isset($packageinfo['state']) ? $packageinfo['state'] : null; |
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70 | $version = isset($packageinfo['version']) ? $packageinfo['version'] : null; |
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71 | $info = $this->_rest->retrieveData($base . 'r/' . strtolower($package) . |
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72 | '/allreleases2.xml'); |
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73 | if (PEAR::isError($info)) { |
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74 | return PEAR::raiseError('No releases available for package "' . |
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75 | $channel . '/' . $package . '"'); |
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76 | } |
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77 | if (!isset($info['r'])) { |
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78 | return false; |
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79 | } |
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80 | $release = $found = false; |
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81 | if (!is_array($info['r']) || !isset($info['r'][0])) { |
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82 | $info['r'] = array($info['r']); |
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83 | } |
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84 | $skippedphp = false; |
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85 | foreach ($info['r'] as $release) { |
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86 | if (!isset($this->_rest->_options['force']) && ($installed && |
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87 | version_compare($release['v'], $installed, '<'))) { |
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88 | continue; |
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89 | } |
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90 | if (isset($state)) { |
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91 | // try our preferred state first |
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92 | if ($release['s'] == $state) { |
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93 | if (!isset($version) && version_compare($release['m'], phpversion(), '>')) { |
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94 | // skip releases that require a PHP version newer than our PHP version |
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95 | $skippedphp = $release; |
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96 | continue; |
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97 | } |
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98 | $found = true; |
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99 | break; |
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100 | } |
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101 | // see if there is something newer and more stable |
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102 | // bug #7221 |
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103 | if (in_array($release['s'], $this->betterStates($state), true)) { |
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104 | if (!isset($version) && version_compare($release['m'], phpversion(), '>')) { |
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105 | // skip releases that require a PHP version newer than our PHP version |
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106 | $skippedphp = $release; |
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107 | continue; |
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108 | } |
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109 | $found = true; |
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110 | break; |
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111 | } |
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112 | } elseif (isset($version)) { |
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113 | if ($release['v'] == $version) { |
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114 | if (!isset($this->_rest->_options['force']) && |
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115 | !isset($version) && |
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116 | version_compare($release['m'], phpversion(), '>')) { |
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117 | // skip releases that require a PHP version newer than our PHP version |
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118 | $skippedphp = $release; |
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119 | continue; |
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120 | } |
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121 | $found = true; |
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122 | break; |
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123 | } |
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124 | } else { |
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125 | if (in_array($release['s'], $states)) { |
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126 | if (version_compare($release['m'], phpversion(), '>')) { |
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127 | // skip releases that require a PHP version newer than our PHP version |
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128 | $skippedphp = $release; |
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129 | continue; |
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130 | } |
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131 | $found = true; |
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132 | break; |
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133 | } |
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134 | } |
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135 | } |
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136 | if (!$found && $skippedphp) { |
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137 | $found = null; |
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138 | } |
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139 | return $this->_returnDownloadURL($base, $package, $release, $info, $found, $skippedphp, $channel); |
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140 | } |
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141 | |||
142 | function getDepDownloadURL($base, $xsdversion, $dependency, $deppackage, |
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143 | $prefstate = 'stable', $installed = false, $channel = false) |
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144 | { |
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145 | $channel = $dependency['channel']; |
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146 | $package = $dependency['name']; |
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147 | $states = $this->betterStates($prefstate, true); |
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148 | if (!$states) { |
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149 | return PEAR::raiseError('"' . $prefstate . '" is not a valid state'); |
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150 | } |
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151 | $state = isset($dependency['state']) ? $dependency['state'] : null; |
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152 | $version = isset($dependency['version']) ? $dependency['version'] : null; |
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153 | $info = $this->_rest->retrieveData($base . 'r/' . strtolower($package) . |
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154 | '/allreleases2.xml'); |
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155 | if (PEAR::isError($info)) { |
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156 | return PEAR::raiseError('Package "' . $deppackage['channel'] . '/' . $deppackage['package'] |
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157 | . '" dependency "' . $channel . '/' . $package . '" has no releases'); |
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158 | } |
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159 | if (!is_array($info) || !isset($info['r'])) { |
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160 | return false; |
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161 | } |
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162 | $exclude = array(); |
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163 | $min = $max = $recommended = false; |
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164 | if ($xsdversion == '1.0') { |
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165 | $pinfo['package'] = $dependency['name']; |
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166 | $pinfo['channel'] = 'pear.php.net'; // this is always true - don't change this |
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167 | switch ($dependency['rel']) { |
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168 | case 'ge' : |
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169 | $min = $dependency['version']; |
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170 | break; |
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171 | case 'gt' : |
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172 | $min = $dependency['version']; |
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173 | $exclude = array($dependency['version']); |
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174 | break; |
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175 | case 'eq' : |
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176 | $recommended = $dependency['version']; |
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177 | break; |
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178 | case 'lt' : |
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179 | $max = $dependency['version']; |
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180 | $exclude = array($dependency['version']); |
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181 | break; |
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182 | case 'le' : |
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183 | $max = $dependency['version']; |
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184 | break; |
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185 | case 'ne' : |
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186 | $exclude = array($dependency['version']); |
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187 | break; |
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188 | } |
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189 | } else { |
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190 | $pinfo['package'] = $dependency['name']; |
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191 | $min = isset($dependency['min']) ? $dependency['min'] : false; |
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192 | $max = isset($dependency['max']) ? $dependency['max'] : false; |
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193 | $recommended = isset($dependency['recommended']) ? |
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194 | $dependency['recommended'] : false; |
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195 | if (isset($dependency['exclude'])) { |
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196 | if (!isset($dependency['exclude'][0])) { |
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197 | $exclude = array($dependency['exclude']); |
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198 | } |
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199 | } |
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200 | } |
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201 | $found = false; |
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202 | $release = false; |
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203 | $skippedphp = false; |
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204 | if (!is_array($info['r']) || !isset($info['r'][0])) { |
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205 | $info['r'] = array($info['r']); |
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206 | } |
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207 | foreach ($info['r'] as $release) { |
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208 | if (!isset($this->_rest->_options['force']) && ($installed && |
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209 | version_compare($release['v'], $installed, '<'))) { |
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210 | continue; |
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211 | } |
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212 | if (in_array($release['v'], $exclude)) { // skip excluded versions |
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213 | continue; |
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214 | } |
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215 | // allow newer releases to say "I'm OK with the dependent package" |
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216 | if ($xsdversion == '2.0' && isset($release['co'])) { |
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217 | if (!is_array($release['co']) || !isset($release['co'][0])) { |
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218 | $release['co'] = array($release['co']); |
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219 | } |
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220 | foreach ($release['co'] as $entry) { |
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221 | if (isset($entry['x']) && !is_array($entry['x'])) { |
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222 | $entry['x'] = array($entry['x']); |
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223 | } elseif (!isset($entry['x'])) { |
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224 | $entry['x'] = array(); |
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225 | } |
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226 | if ($entry['c'] == $deppackage['channel'] && |
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227 | strtolower($entry['p']) == strtolower($deppackage['package']) && |
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228 | version_compare($deppackage['version'], $entry['min'], '>=') && |
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229 | version_compare($deppackage['version'], $entry['max'], '<=') && |
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230 | !in_array($release['v'], $entry['x'])) { |
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231 | if (version_compare($release['m'], phpversion(), '>')) { |
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232 | // skip dependency releases that require a PHP version |
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233 | // newer than our PHP version |
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234 | $skippedphp = $release; |
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235 | continue; |
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236 | } |
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237 | $recommended = $release['v']; |
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238 | break; |
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239 | } |
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240 | } |
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241 | } |
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242 | if ($recommended) { |
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243 | if ($release['v'] != $recommended) { // if we want a specific |
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244 | // version, then skip all others |
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245 | continue; |
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246 | } else { |
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247 | if (!in_array($release['s'], $states)) { |
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248 | // the stability is too low, but we must return the |
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249 | // recommended version if possible |
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250 | return $this->_returnDownloadURL($base, $package, $release, $info, true, false, $channel); |
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251 | } |
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252 | } |
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253 | } |
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254 | if ($min && version_compare($release['v'], $min, 'lt')) { // skip too old versions |
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255 | continue; |
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256 | } |
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257 | if ($max && version_compare($release['v'], $max, 'gt')) { // skip too new versions |
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258 | continue; |
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259 | } |
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260 | if ($installed && version_compare($release['v'], $installed, '<')) { |
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261 | continue; |
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262 | } |
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263 | if (in_array($release['s'], $states)) { // if in the preferred state... |
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264 | if (version_compare($release['m'], phpversion(), '>')) { |
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265 | // skip dependency releases that require a PHP version |
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266 | // newer than our PHP version |
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267 | $skippedphp = $release; |
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268 | continue; |
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269 | } |
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270 | $found = true; // ... then use it |
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271 | break; |
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272 | } |
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273 | } |
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274 | if (!$found && $skippedphp) { |
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275 | $found = null; |
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276 | } |
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277 | return $this->_returnDownloadURL($base, $package, $release, $info, $found, $skippedphp, $channel); |
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278 | } |
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279 | } |
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280 | ?> |