plugins/greaderstarredimport/init.php

   1 <?php
   2 class GreaderStarredImport extends Plugin {
   3
   4
   5         private $link;
   6         private $host;
   7
   8         function about() {
   9                 return array(1.0,
  10                         "Import Starred or Shared items from Google Reader takeout",
  11                         "fox",
  12                         false,
  13                         "");
  14         }
  15
  16         function init($host) {
  17                 $this->link = $host->get_link();
  18                 $this->host = $host;
  19
  20                 $host->add_hook($host::HOOK_PREFS_TAB, $this);
  21         }
  22
  23         function get_prefs_js() {
  24                 return file_get_contents(dirname(__FILE__) . "/init.js");
  25         }
  26
  27         function import() {
  28
  29                 header("Content-Type: text/html");
  30
  31                 if (is_file($_FILES['starred_file']['tmp_name'])) {
  32                         $doc = json_decode(file_get_contents($_FILES['starred_file']['tmp_name']), true);
  33                 } else {
  34                         print_error(__('No file uploaded.'));
  35                         return;
  36                 }
  37
  38                 $sql_set_marked = strtolower($_FILES['starred_file']['name']) == 'starred.json' ? 'true' : 'false';
  39
  40                 if ($doc) {
  41                         if (isset($doc['items'])) {
  42                                 $processed = 0;
  43
  44                                 foreach ($doc['items'] as $item) {
  45 //                                      print_r($item);
  46
  47                                         $guid = db_escape_string($this->link, $item['id']);
  48                                         $title = db_escape_string($this->link, $item['title']);
  49                                         $updated = date('Y-m-d h:i:s', $item['updated']);
  50                                         $link = '';
  51                                         $content = '';
  52                                         $author = db_escape_string($this->link, $item['author']);
  53
  54                                         if (is_array($item['alternate'])) {
  55                                                 foreach ($item['alternate'] as $alt) {
  56                                                         if (isset($alt['type']) && $alt['type'] == 'text/html') {
  57                                                                 $link = db_escape_string($this->link, $alt['href']);
  58                                                         }
  59                                                 }
  60                                         }
  61
  62                                         if (is_array($item['content'])) {
  63                                                 $content = db_escape_string($this->link,
  64                                                         $item['content']['content'], false);
  65                                         }
  66
  67                                         $processed++;
  68
  69                                         $imported += (int) $this->create_article($guid, $title,
  70                                                 $updated, $link, $content, $author, $sql_set_marked);
  71
  72                                 }
  73
  74                                 print "<p style='text-align : center'>" . T_sprintf("All done. %d out of %d articles imported.", $imported, $processed) . "</p>";
  75
  76                         } else {
  77                                 print_error(__('The document has incorrect format.'));
  78                         }
  79
  80                 } else {
  81                         print_error(__('Error while parsing document.'));
  82                 }
  83
  84                 print "<div align='center'>";
  85                 print "<button dojoType=\"dijit.form.Button\"
  86                         onclick=\"dijit.byId('starredImportDlg').execute()\">".
  87                         __('Close this window')."</button>";
  88                 print "</div>";
  89
  90         }
  91
  92         // expects ESCAPED data
  93         private function create_article($guid, $title, $updated, $link, $content, $author, $marked) {
  94
  95                 $owner_uid = $_SESSION["uid"];
  96
  97                 if (!$guid) $guid = sha1($link);
  98
  99                 $guid = "$owner_uid,$guid";
 100
 101                 $content_hash = sha1($content);
 102
 103                 if (filter_var($link, FILTER_VALIDATE_URL) === FALSE) return false;
 104
 105                 db_query($this->link, "BEGIN");
 106
 107                 // only check for our user data here, others might have shared this with different content etc
 108                 $result = db_query($this->link, "SELECT id FROM ttrss_entries, ttrss_user_entries WHERE
 109                         guid = '$guid' AND ref_id = id AND owner_uid = '$owner_uid' LIMIT 1");
 110
 111                 if (db_num_rows($result) == 0) {
 112                         $result = db_query($this->link, "INSERT INTO ttrss_entries
 113                                 (title, guid, link, updated, content, content_hash, date_entered, date_updated, author)
 114                                 VALUES
 115                                 ('$title', '$guid', '$link', '$updated', '$content', '$content_hash', NOW(), NOW(), '$author')");
 116
 117                         $result = db_query($this->link, "SELECT id FROM ttrss_entries WHERE guid = '$guid'");
 118
 119                         if (db_num_rows($result) != 0) {
 120                                 $ref_id = db_fetch_result($result, 0, "id");
 121
 122                                 db_query($this->link, "INSERT INTO ttrss_user_entries
 123                                         (ref_id, uuid, feed_id, orig_feed_id, owner_uid, marked, tag_cache, label_cache,
 124                                                 last_read, note, unread, last_marked)
 125                                         VALUES
 126                                         ('$ref_id', '', NULL, NULL, $owner_uid, $marked, '', '', NOW(), '', false, NOW())");
 127
 128                                 if (count($labels) != 0) {
 129                                         foreach ($labels as $label) {
 130                                                 label_add_article($link, $ref_id, trim($label), $owner_uid);
 131                                         }
 132                                 }
 133
 134                                 $rc = true;
 135                         }
 136                 }
 137
 138                 db_query($this->link, "COMMIT");
 139
 140                 return $rc;
 141         }
 142
 143         function hook_prefs_tab($args) {
 144                 if ($args != "prefFeeds") return;
 145
 146                 print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__("Import starred or shared items from Google Reader")."\">";
 147
 148                 print_notice("Your imported articles will appear in Starred (in file is named starred.json) and Archived feeds.");
 149
 150                 print "<p>".__("Paste your starred.json or shared.json into the form below."). "</p>";
 151
 152                 print "<iframe id=\"starred_upload_iframe\"
 153                         name=\"starred_upload_iframe\" onload=\"starredImportComplete(this)\"
 154                         style=\"width: 400px; height: 100px; display: none;\"></iframe>";
 155
 156                 print "<form name=\"starred_form\" style='display : block' target=\"starred_upload_iframe\"
 157                         enctype=\"multipart/form-data\" method=\"POST\"
 158                         action=\"backend.php\">
 159                         <input id=\"starred_file\" name=\"starred_file\" type=\"file\">&nbsp;
 160                         <input type=\"hidden\" name=\"op\" value=\"pluginhandler\">
 161                         <input type=\"hidden\" name=\"method\" value=\"import\">
 162                         <input type=\"hidden\" name=\"plugin\" value=\"greaderstarredimport\">
 163                         <button dojoType=\"dijit.form.Button\" onclick=\"return starredImport();\" type=\"submit\">" .
 164                         __('Import my Starred items') . "</button>";
 165
 166
 167                 print "</div>"; #pane
 168         }
 169 }
 170 ?>