1 | <?php |
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2 | # -- BEGIN LICENSE BLOCK --------------------------------------- |
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3 | # |
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4 | # This file is part of importExport, a plugin for DotClear2. |
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5 | # |
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6 | # Copyright (c) 2003-2012 Olivier Meunier & Association Dotclear |
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7 | # Licensed under the GPL version 2.0 license. |
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8 | # See LICENSE file or |
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9 | # http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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10 | # |
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11 | # -- END LICENSE BLOCK ----------------------------------------- |
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12 | if (!defined('DC_RC_PATH')) { return; } |
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13 | |
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14 | class dcImportFlat extends dcIeModule |
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15 | { |
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16 | protected $status = false; |
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17 | |
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18 | public function setInfo() |
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19 | { |
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20 | $this->type = 'import'; |
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21 | $this->name = __('Flat file import'); |
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22 | $this->description = __('Imports a blog or a full Dotclear installation from flat file.'); |
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23 | } |
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24 | |
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25 | public function process($do) |
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26 | { |
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27 | if ($do == 'single' || $do == 'full') { |
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28 | $this->status = $do; |
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29 | return; |
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30 | } |
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31 | |
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32 | $to_unlink = false; |
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33 | |
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34 | # Single blog import |
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35 | $files = $this->getPublicFiles(); |
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36 | $single_upl = null; |
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37 | if (!empty($_POST['public_single_file']) && in_array($_POST['public_single_file'],$files)) { |
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38 | $single_upl = false; |
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39 | } elseif (!empty($_FILES['up_single_file'])) { |
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40 | $single_upl = true; |
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41 | } |
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42 | |
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43 | if ($single_upl !== null) |
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44 | { |
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45 | if ($single_upl) { |
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46 | files::uploadStatus($_FILES['up_single_file']); |
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47 | $file = DC_TPL_CACHE.'/'.md5(uniqid()); |
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48 | if (!move_uploaded_file($_FILES['up_single_file']['tmp_name'],$file)) { |
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49 | throw new Exception(__('Unable to move uploaded file.')); |
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50 | } |
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51 | $to_unlink = true; |
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52 | } else { |
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53 | $file = $_POST['public_single_file']; |
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54 | } |
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55 | |
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56 | try { |
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57 | # Try to unzip file |
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58 | $unzip_file = $this->unzip($file); |
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59 | if (false !== $unzip_file) { |
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60 | $bk = new flatImport($this->core,$unzip_file); |
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61 | } |
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62 | # Else this is a normal file |
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63 | else { |
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64 | $bk = new flatImport($this->core,$file); |
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65 | } |
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66 | |
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67 | $bk->importSingle(); |
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68 | } catch (Exception $e) { |
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69 | @unlink($unzip_file); |
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70 | if ($to_unlink) { |
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71 | @unlink($file); |
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72 | } |
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73 | throw $e; |
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74 | } |
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75 | @unlink($unzip_file); |
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76 | if ($to_unlink) { |
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77 | @unlink($file); |
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78 | } |
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79 | http::redirect($this->getURL().'&do=single'); |
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80 | } |
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81 | |
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82 | # Full import |
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83 | $full_upl = null; |
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84 | if (!empty($_POST['public_full_file']) && in_array($_POST['public_full_file'],$files)) { |
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85 | $full_upl = false; |
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86 | } elseif (!empty($_FILES['up_full_file'])) { |
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87 | $full_upl = true; |
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88 | } |
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89 | |
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90 | if ($full_upl !== null && $this->core->auth->isSuperAdmin()) |
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91 | { |
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92 | if (empty($_POST['your_pwd']) || !$this->core->auth->checkPassword(crypt::hmac(DC_MASTER_KEY,$_POST['your_pwd']))) { |
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93 | throw new Exception(__('Password verification failed')); |
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94 | } |
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95 | |
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96 | if ($full_upl) { |
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97 | files::uploadStatus($_FILES['up_full_file']); |
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98 | $file = DC_TPL_CACHE.'/'.md5(uniqid()); |
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99 | if (!move_uploaded_file($_FILES['up_full_file']['tmp_name'],$file)) { |
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100 | throw new Exception(__('Unable to move uploaded file.')); |
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101 | } |
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102 | $to_unlink = true; |
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103 | } else { |
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104 | $file = $_POST['public_full_file']; |
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105 | } |
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106 | |
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107 | try { |
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108 | # Try to unzip file |
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109 | $unzip_file = $this->unzip($file); |
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110 | if (false !== $unzip_file) { |
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111 | $bk = new flatImport($this->core,$unzip_file); |
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112 | } |
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113 | # Else this is a normal file |
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114 | else { |
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115 | $bk = new flatImport($this->core,$file); |
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116 | } |
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117 | |
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118 | $bk->importFull(); |
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119 | } catch (Exception $e) { |
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120 | @unlink($unzip_file); |
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121 | if ($to_unlink) { |
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122 | @unlink($file); |
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123 | } |
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124 | throw $e; |
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125 | } |
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126 | @unlink($unzip_file); |
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127 | if ($to_unlink) { |
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128 | @unlink($file); |
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129 | } |
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130 | http::redirect($this->getURL().'&do=full'); |
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131 | } |
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132 | |
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133 | header('content-type:text/plain'); |
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134 | var_dump($_POST); |
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135 | exit; |
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136 | |
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137 | $this->status = true; |
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138 | } |
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139 | |
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140 | public function gui() |
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141 | { |
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142 | if ($this->status == 'single') |
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143 | { |
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144 | dcPage::message(__('Single blog successfully imported.')); |
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145 | return; |
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146 | } |
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147 | if ($this->status == 'full') |
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148 | { |
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149 | dcPage::message(__('Content successfully imported.')); |
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150 | return; |
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151 | } |
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152 | |
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153 | $public_files = array_merge(array('-' => ''),$this->getPublicFiles()); |
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154 | $has_files = (boolean) (count($public_files) - 1); |
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155 | |
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156 | echo |
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157 | '<script type="text/javascript">'."\n". |
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158 | "//<![CDATA[\n". |
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159 | dcPage::jsVar('dotclear.msg.confirm_full_import', |
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160 | __('Are you sure you want to import a full backup file?')). |
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161 | "$(function() {". |
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162 | "$('#up_single_file').change(function() { ". |
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163 | "if (this.value != '') { $('#public_single_file').val(''); } ". |
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164 | "}); ". |
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165 | "$('#public_single_file').change(function() { ". |
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166 | "if (this.value != '') { $('#up_single_file').val(''); } ". |
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167 | "}); ". |
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168 | "$('#up_full_file').change(function() { ". |
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169 | "if (this.value != '') { $('#public_full_file').val(''); } ". |
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170 | "}); ". |
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171 | "$('#public_full_file').change(function() { ". |
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172 | "if (this.value != '') { $('#up_full_file').val(''); } ". |
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173 | "}); ". |
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174 | "$('#formfull').submit(function() { ". |
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175 | "return window.confirm(dotclear.msg.confirm_full_import); ". |
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176 | "}); ". |
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177 | "});\n". |
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178 | "//]]>\n". |
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179 | "</script>\n"; |
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180 | |
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181 | echo |
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182 | '<form action="'.$this->getURL(true).'" method="post" enctype="multipart/form-data" class="fieldset">'. |
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183 | '<h3>'.__('Single blog').'</h3>'. |
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184 | '<p>'.sprintf(__('This will import a single blog backup as new content in the current blog: <strong>%s</strong>.'),html::escapeHTML($this->core->blog->name)).'</p>'. |
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185 | |
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186 | '<p><label for="up_single_file" class="classic">'.__('Upload a backup file'). |
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187 | ' ('.sprintf(__('Maximum size %s'),files::size(DC_MAX_UPLOAD_SIZE)).')'.' </label>'. |
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188 | ' <input type="file" id="up_single_file" name="up_single_file" size="20" />'. |
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189 | '</p>'; |
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190 | |
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191 | if ($has_files) { |
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192 | echo |
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193 | '<p><label for="public_single_file" class="classic">'.__('or pick up a local file in your public directory').'</label> '. |
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194 | form::combo('public_single_file',$public_files). |
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195 | '</p>'; |
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196 | } |
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197 | |
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198 | echo |
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199 | '<p>'. |
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200 | $this->core->formNonce(). |
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201 | form::hidden(array('do'),1). |
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202 | form::hidden(array('MAX_FILE_SIZE'),DC_MAX_UPLOAD_SIZE). |
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203 | '<input type="submit" value="'.__('Import').'" /></p>'. |
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204 | |
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205 | '</form>'; |
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206 | |
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207 | if ($this->core->auth->isSuperAdmin()) |
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208 | { |
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209 | echo |
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210 | '<form action="'.$this->getURL(true).'" method="post" enctype="multipart/form-data" id="formfull" class="fieldset">'. |
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211 | '<h3>'.__('Multiple blogs').'</h3>'. |
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212 | '<p class="warning">'.__('This will reset all the content of your database, except users.').'</p>'. |
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213 | |
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214 | '<p><label for="up_full_file" class="classic">'.__('Upload a backup file').' '. |
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215 | ' ('.sprintf(__('Maximum size %s'),files::size(DC_MAX_UPLOAD_SIZE)).')'.' </label>'. |
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216 | '<input type="file" id="up_full_file" name="up_full_file" size="20" />'. |
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217 | '</p>'; |
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218 | |
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219 | if ($has_files) { |
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220 | echo |
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221 | '<p><label for="public_full_file" class="classic">'.__('or pick up a local file in your public directory').' </label>'. |
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222 | form::combo('public_full_file',$public_files). |
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223 | '</p>'; |
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224 | } |
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225 | |
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226 | echo |
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227 | '<p><label for="your_pwd" class="required"><abbr title="'.__('Required field').'">*</abbr> '.__('Your password:').'</label>'. |
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228 | form::password('your_pwd',20,255).'</p>'. |
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229 | |
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230 | '<p>'. |
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231 | $this->core->formNonce(). |
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232 | form::hidden(array('do'),1). |
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233 | form::hidden(array('MAX_FILE_SIZE'),DC_MAX_UPLOAD_SIZE). |
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234 | '<input type="submit" value="'.__('Import').'" /></p>'. |
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235 | |
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236 | '</form>'; |
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237 | } |
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238 | } |
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239 | |
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240 | protected function getPublicFiles() |
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241 | { |
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242 | $public_files = array(); |
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243 | $dir = @dir($this->core->blog->public_path); |
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244 | if ($dir) |
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245 | { |
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246 | while (($entry = $dir->read()) !== false) { |
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247 | $entry_path = $dir->path.'/'.$entry; |
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248 | |
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249 | if (is_file($entry_path) && is_readable($entry_path)) |
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250 | { |
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251 | # Do not test each zip file content here, its too long |
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252 | if (substr($entry_path,-4) == '.zip') { |
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253 | $public_files[$entry] = $entry_path; |
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254 | } |
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255 | elseif (self::checkFileContent($entry_path)) { |
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256 | $public_files[$entry] = $entry_path; |
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257 | } |
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258 | } |
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259 | } |
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260 | } |
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261 | return $public_files; |
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262 | } |
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263 | |
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264 | protected static function checkFileContent($entry_path) |
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265 | { |
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266 | $ret = false; |
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267 | |
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268 | $fp = fopen($entry_path,'rb'); |
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269 | $ret = strpos(fgets($fp),'///DOTCLEAR|') === 0; |
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270 | fclose($fp); |
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271 | |
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272 | return $ret; |
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273 | } |
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274 | |
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275 | private function unzip($file) |
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276 | { |
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277 | $zip = new fileUnzip($file); |
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278 | |
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279 | if ($zip->isEmpty()) { |
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280 | $zip->close(); |
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281 | return false;//throw new Exception(__('File is empty or not a compressed file.')); |
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282 | } |
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283 | |
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284 | foreach($zip->getFilesList() as $zip_file) |
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285 | { |
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286 | # Check zipped file name |
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287 | if (substr($zip_file,-4) != '.txt') { |
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288 | continue; |
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289 | } |
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290 | |
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291 | # Check zipped file contents |
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292 | $content = $zip->unzip($zip_file); |
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293 | if (strpos($content,'///DOTCLEAR|') !== 0) { |
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294 | unset($content); |
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295 | continue; |
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296 | } |
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297 | |
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298 | $target = path::fullFromRoot($zip_file,dirname($file)); |
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299 | |
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300 | # Check existing files with same name |
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301 | if (file_exists($target)) { |
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302 | $zip->close(); |
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303 | unset($content); |
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304 | throw new Exception(__('Another file with same name exists.')); |
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305 | } |
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306 | |
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307 | # Extract backup content |
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308 | if (file_put_contents($target,$content) === false) { |
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309 | $zip->close(); |
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310 | unset($content); |
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311 | throw new Exception(__('Failed to extract backup file.')); |
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312 | } |
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313 | |
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314 | $zip->close(); |
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315 | unset($content); |
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316 | |
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317 | # Return extracted file name |
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318 | return $target; |
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319 | } |
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320 | |
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321 | $zip->close(); |
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322 | throw new Exception(__('No backup in compressed file.')); |
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323 | } |
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324 | } |
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325 | ?> |
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