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1 <?php
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2
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3 /**
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4 +-----------------------------------------------------------------------+
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5 | steps/mail/search.inc |
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6 | |
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7 | This file is part of the Roundcube Webmail client |
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8 | Copyright (C) 2005-2013, The Roundcube Dev Team |
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9 | |
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10 | Licensed under the GNU General Public License version 3 or |
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11 | any later version with exceptions for skins & plugins. |
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12 | See the README file for a full license statement. |
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13 | |
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14 | PURPOSE: |
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15 | Mail messages search action |
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16 +-----------------------------------------------------------------------+
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17 | Author: Benjamin Smith <defitro@gmail.com> |
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18 | Thomas Bruederli <roundcube@gmail.com> |
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19 +-----------------------------------------------------------------------+
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20 */
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21
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22 $REMOTE_REQUEST = TRUE;
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23
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24 @set_time_limit(170); // extend default max_execution_time to ~3 minutes
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25
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26 // reset list_page and old search results
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27 $RCMAIL->storage->set_page(1);
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28 $RCMAIL->storage->set_search_set(NULL);
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29 $_SESSION['page'] = 1;
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30
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31 // using encodeURI with javascript "should" give us
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32 // a correctly encoded query string
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33 $imap_charset = RCUBE_CHARSET;
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34
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35 // get search string
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36 $str = rcube_utils::get_input_value('_q', rcube_utils::INPUT_GET, true);
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37 $mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_GET, true);
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38 $filter = rcube_utils::get_input_value('_filter', rcube_utils::INPUT_GET);
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39 $headers = rcube_utils::get_input_value('_headers', rcube_utils::INPUT_GET);
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40 $scope = rcube_utils::get_input_value('_scope', rcube_utils::INPUT_GET);
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41 $interval = rcube_utils::get_input_value('_interval', rcube_utils::INPUT_GET);
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42 $continue = rcube_utils::get_input_value('_continue', rcube_utils::INPUT_GET);
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43 $subject = array();
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44
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45 $filter = trim($filter);
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46 $search_request = md5($mbox.$scope.$interval.$filter.$str);
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47
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48 // add list filter string
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49 $search_str = $filter && $filter != 'ALL' ? $filter : '';
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50
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51 // Check the search string for type of search
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52 if (preg_match("/^from:.*/i", $str)) {
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53 list(,$srch) = explode(":", $str);
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54 $subject['from'] = "HEADER FROM";
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55 }
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56 else if (preg_match("/^to:.*/i", $str)) {
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57 list(,$srch) = explode(":", $str);
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58 $subject['to'] = "HEADER TO";
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59 }
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60 else if (preg_match("/^cc:.*/i", $str)) {
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61 list(,$srch) = explode(":", $str);
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62 $subject['cc'] = "HEADER CC";
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63 }
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64 else if (preg_match("/^bcc:.*/i", $str)) {
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65 list(,$srch) = explode(":", $str);
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66 $subject['bcc'] = "HEADER BCC";
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67 }
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68 else if (preg_match("/^subject:.*/i", $str)) {
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69 list(,$srch) = explode(":", $str);
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70 $subject['subject'] = "HEADER SUBJECT";
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71 }
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72 else if (preg_match("/^body:.*/i", $str)) {
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73 list(,$srch) = explode(":", $str);
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74 $subject['body'] = "BODY";
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75 }
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76 else if (strlen(trim($str))) {
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77 if ($headers) {
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78 foreach (explode(',', $headers) as $header) {
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79 if ($header == 'text') {
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80 // #1488208: get rid of other headers when searching by "TEXT"
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81 $subject = array('text' => 'TEXT');
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82 break;
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83 }
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84 else {
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85 $subject[$header] = ($header != 'body' ? 'HEADER ' : '') . strtoupper($header);
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86 }
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87 }
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88
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89 // save search modifiers for the current folder to user prefs
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90 $mkey = $scope == 'all' ? '*' : $mbox;
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91 $search_mods = rcmail_search_mods();
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92 $search_mods[$mkey] = array_fill_keys(array_keys($subject), 1);
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93
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94 $RCMAIL->user->save_prefs(array('search_mods' => $search_mods));
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95 }
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96 else {
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97 // search in subject by default
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98 $subject['subject'] = 'HEADER SUBJECT';
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99 }
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100 }
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101
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102 $search = isset($srch) ? trim($srch) : trim($str);
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103
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104 if ($search_interval = rcmail_search_interval_criteria($interval)) {
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105 $search_str .= ' ' . $search_interval;
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106 }
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107
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108 if (!empty($subject)) {
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109 $search_str .= str_repeat(' OR', count($subject)-1);
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110 foreach ($subject as $sub) {
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111 $search_str .= ' ' . $sub . ' ' . rcube_imap_generic::escape($search);
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112 }
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113 }
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114
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115 $search_str = trim($search_str);
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116 $sort_column = rcmail_sort_column();
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117
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118 // set message set for already stored (but incomplete) search request
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119 if (!empty($continue) && isset($_SESSION['search']) && $_SESSION['search_request'] == $continue) {
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120 $RCMAIL->storage->set_search_set($_SESSION['search']);
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121 $search_str = $_SESSION['search'][0];
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122 }
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123
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124 // execute IMAP search
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125 if ($search_str) {
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126 // search all, current or subfolders folders
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127 if ($scope == 'all') {
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128 $mboxes = $RCMAIL->storage->list_folders_subscribed('', '*', 'mail', null, true);
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129 natcasesort($mboxes); // we want natural alphabetic sorting of folders in the result set
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130 }
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131 else if ($scope == 'sub') {
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132 $delim = $RCMAIL->storage->get_hierarchy_delimiter();
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133 $mboxes = $RCMAIL->storage->list_folders_subscribed($mbox . $delim, '*', 'mail');
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134 array_unshift($mboxes, $mbox);
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135 }
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136
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137 if ($scope != 'all') {
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138 // Remember current folder, it can change in meantime (plugins)
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139 // but we need it to e.g. recognize Sent folder to handle From/To column later
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140 $RCMAIL->output->set_env('mailbox', $mbox);
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141 }
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142
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143 $result = $RCMAIL->storage->search($mboxes, $search_str, $imap_charset, $sort_column);
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144 }
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145
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146 // save search results in session
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147 if (!is_array($_SESSION['search'])) {
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148 $_SESSION['search'] = array();
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149 }
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150
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151 if ($search_str) {
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152 $_SESSION['search'] = $RCMAIL->storage->get_search_set();
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153 $_SESSION['last_text_search'] = $str;
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154 }
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155 $_SESSION['search_request'] = $search_request;
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156 $_SESSION['search_scope'] = $scope;
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157 $_SESSION['search_interval'] = $interval;
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158 $_SESSION['search_filter'] = $filter;
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159
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160 // Get the headers
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161 if (!$result->incomplete) {
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162 $result_h = $RCMAIL->storage->list_messages($mbox, 1, $sort_column, rcmail_sort_order());
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163 }
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164
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165 // Make sure we got the headers
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166 if (!empty($result_h)) {
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167 $count = $RCMAIL->storage->count($mbox, $RCMAIL->storage->get_threading() ? 'THREADS' : 'ALL');
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168
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169 rcmail_js_message_list($result_h, false);
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170
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171 if ($search_str) {
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172 $OUTPUT->show_message('searchsuccessful', 'confirmation', array('nr' => $RCMAIL->storage->count(NULL, 'ALL')));
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173 }
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174
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175 // remember last HIGHESTMODSEQ value (if supported)
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176 // we need it for flag updates in check-recent
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177 if ($mbox !== null) {
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178 $data = $RCMAIL->storage->folder_data($mbox);
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179 if (!empty($data['HIGHESTMODSEQ'])) {
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180 $_SESSION['list_mod_seq'] = $data['HIGHESTMODSEQ'];
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181 }
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182 }
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183 }
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184 // handle IMAP errors (e.g. #1486905)
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185 else if ($err_code = $RCMAIL->storage->get_error_code()) {
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186 $count = 0;
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187 $RCMAIL->display_server_error();
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188 }
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189 // advice the client to re-send the (cross-folder) search request
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190 else if ($result->incomplete) {
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191 $count = 0; // keep UI locked
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192 $OUTPUT->command('continue_search', $search_request);
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193 }
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194 else {
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195 $count = 0;
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196 $OUTPUT->show_message('searchnomatch', 'notice');
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197 $OUTPUT->set_env('multifolder_listing', (bool)$result->multi);
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198 if ($result->multi && $scope == 'all') {
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199 $OUTPUT->command('select_folder', '');
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200 }
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201 }
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202
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203 // update message count display
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204 $OUTPUT->set_env('search_request', $search_str ? $search_request : '');
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205 $OUTPUT->set_env('search_filter', $_SESSION['search_filter']);
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206 $OUTPUT->set_env('messagecount', $count);
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207 $OUTPUT->set_env('pagecount', ceil($count/$RCMAIL->storage->get_pagesize()));
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208 $OUTPUT->set_env('exists', $mbox === null ? 0 : $RCMAIL->storage->count($mbox, 'EXISTS'));
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209 $OUTPUT->command('set_rowcount', rcmail_get_messagecount_text($count, 1), $mbox);
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210
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211 rcmail_list_pagetitle();
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212
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213 // update unseen messages count
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214 if (empty($search_str)) {
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215 rcmail_send_unread_count($mbox, false, empty($result_h) ? 0 : null);
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216 }
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217
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218 if (!$result->incomplete) {
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219 $OUTPUT->command('set_quota', $RCMAIL->quota_content(null, $result->multi ? 'INBOX' : $mbox));
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220 }
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221
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222 $OUTPUT->send();
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223
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224
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225 // Creates BEFORE/SINCE search criteria from the specified interval
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226 // Interval can be: 1W, 1M, 1Y, -1W, -1M, -1Y
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227 function rcmail_search_interval_criteria($interval)
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228 {
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229 if (empty($interval)) {
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230 return;
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231 }
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232
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233 if ($interval[0] == '-') {
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234 $search = 'BEFORE';
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235 $interval = substr($interval, 1);
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236 }
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237 else {
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238 $search = 'SINCE';
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239 }
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240
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241 $date = new DateTime('now');
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242 $interval = new DateInterval('P' . $interval);
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243
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244 $date->sub($interval);
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245
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246 return $search . ' ' . $date->format('j-M-Y');
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247 }
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