| 1 | <?php |
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| 2 | ############################################################################### |
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| 3 | # Gregarius - A PHP based RSS aggregator. |
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| 4 | # Copyright (C) 2003 - 2006 Marco Bonetti |
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| 5 | # |
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| 6 | ############################################################################### |
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| 7 | # This program is free software and open source software; you can redistribute |
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| 8 | # it and/or modify it under the terms of the GNU General Public License as |
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| 9 | # published by the Free Software Foundation; either version 2 of the License, |
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| 10 | # or (at your option) any later version. |
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| 11 | # |
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| 12 | # This program is distributed in the hope that it will be useful, but WITHOUT |
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| 13 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| 14 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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| 15 | # more details. |
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| 16 | # |
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| 17 | # You should have received a copy of the GNU General Public License along |
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| 18 | # with this program; if not, write to the Free Software Foundation, Inc., |
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| 19 | # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA or visit |
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| 20 | # http://www.gnu.org/licenses/gpl.html |
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| 21 | # |
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| 22 | ############################################################################### |
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| 23 | # E-mail: mbonetti at gmail dot com |
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| 24 | # Web page: http://gregarius.net/ |
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| 25 | # |
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| 26 | ############################################################################### |
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| 27 | |
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| 28 | |
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| 29 | /// Name: RSS View |
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| 30 | /// Author: Marco Bonetti |
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| 31 | /// Description: Adds a RSS link to the header and the footer of each page |
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| 32 | /// Version: 0.7 |
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| 33 | |
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| 34 | /** |
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| 35 | * Changes: |
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| 36 | * 0.4 - Properly escape the RSS url's entities. |
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| 37 | * 0.5 - Adapted to the new theme model |
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| 38 | * 0.6 - Don't put a link in admin and other locations |
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| 39 | * 0.7 - Show ATOM link as well. |
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| 40 | */ |
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| 41 | |
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| 42 | function __rss_view_url($type = "rss") { |
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| 43 | $url = guessTransportProto() . $_SERVER['HTTP_HOST']; |
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| 44 | $url .= $_SERVER["REQUEST_URI"]; |
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| 45 | |
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| 46 | if (strstr($_SERVER['REQUEST_URI'],"?") !== FALSE) { |
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| 47 | $url .= "&media=$type&"; |
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| 48 | } else { |
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| 49 | $url .= "?media=$type"; |
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| 50 | } |
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| 51 | $url .= __rss_view_post2get(); |
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| 52 | $url = str_replace('&','&',$url); |
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| 53 | return str_replace('&','&',$url); |
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| 54 | } |
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| 55 | |
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| 56 | /** |
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| 57 | * look for POST parameters prefixed with "rss_" and add them to the RSS url |
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| 58 | */ |
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| 59 | function __rss_view_post2get() { |
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| 60 | $ret = ""; |
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| 61 | foreach($_POST as $key => $val) { |
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| 62 | if (substr($key,0,4) == 'rss_') { |
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| 63 | $ret .= "&" ."$key=" . $_POST[$key]; |
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| 64 | } |
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| 65 | } |
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| 66 | return $ret; |
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| 67 | } |
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| 68 | |
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| 69 | function __rss_view_footerlink($dummy) { |
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| 70 | if (!defined('RSS_FILE_LOCATION')) { |
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| 71 | echo "<span><a href=\"".__rss_view_url()."\">RSS</a></span>\n"; |
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| 72 | echo "<span><a href=\"".__rss_view_url("atom")."\">Atom</a></span>\n"; |
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| 73 | } |
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| 74 | return $dummy; |
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| 75 | } |
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| 76 | |
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| 77 | function __rss_view_headerlink($dummy) { |
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| 78 | if (!defined('RSS_FILE_LOCATION')) { |
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| 79 | echo "\t<link rel=\"alternate\" type=\"application/rss+xml\" title=\"RSS\" href=\"".__rss_view_url()."\" />\n"; |
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| 80 | echo "\t<link rel=\"alternate\" type=\"application/atom+xml\" title=\"Atom\" href=\"".__rss_view_url("atom")."\" />\n"; |
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| 81 | } |
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| 82 | return $dummy; |
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| 83 | } |
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| 84 | |
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| 85 | rss_set_hook("rss.plugins.footer.span", "__rss_view_footerlink"); |
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| 86 | rss_set_hook("rss.plugins.stylesheets",'__rss_view_headerlink'); |
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| 87 | |
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| 88 | ?> |
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