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<?php |
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/* This file is part of the wp-forecast plugin for wordpress */ |
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|
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/* Copyright 2006,2007,2008 Hans Matzen (email : webmaster at tuxlog.de) |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
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if (!function_exists('fetchURL')) { |
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|
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// |
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// this function fetches an url an returns it as one whole string |
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// |
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function fetchURL($url) |
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{ |
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global $wpf_debug; |
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|
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if ($wpf_debug > 0) |
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pdebug("Start of fetchURL ()"); |
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|
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// get timeout parameter |
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$timeout = get_option("wp-forecast-timeout"); |
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if ( $timeout =="") |
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$timeout = 30; |
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|
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$url_parsed = parse_url($url); |
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$host = $url_parsed["host"]; |
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if (!isset($url_parsed["port"])) { |
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$port = 80; |
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} |
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else { |
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$port = $url_parsed["port"]; |
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} |
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$path = $url_parsed["path"]; |
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if ($url_parsed["query"] != "") $path .= "?" . $url_parsed["query"]; |
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$out = "GET $path HTTP/1.0\r\nHost: $host\r\n\r\n"; |
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// open connection |
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$fp = @fsockopen($host, $port, $errno, $errstr, $timeout); |
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|
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$in = ""; |
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if ($fp) { |
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// set timeout for reading |
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stream_set_timeout($fp, $timeout); |
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// send request |
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fwrite($fp, $out); |
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$body = false; |
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// read answer |
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while (!feof($fp)) { |
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$s = fgets($fp, 1024); |
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if ($body) $in .= $s; |
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if ($s == "\r\n") $body = true; |
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} |
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// close connection |
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fclose($fp); |
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} else { |
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// error handling |
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echo '<!-- Connection-Error, Error-No.: ' . $errno . ' >> ' . $errstr . "-->\n"; |
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} |
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|
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if ($wpf_debug > 0) |
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pdebug("End of fetchURL ()"); |
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|
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return $in; |
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} |
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|
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// |
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// converts an array to an cookie like string |
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// e.g. a=5&b=6&c=7 |
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function arr2str($a) |
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{ |
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global $wpf_debug; |
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|
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if ($wpf_debug > 0) |
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pdebug("Start of arr2str ()"); |
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|
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$s=""; |
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foreach ($a as $name => $value){ |
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$s=$s . $name . "=" . $value . "&"; |
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} |
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|
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if ($wpf_debug > 0) |
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pdebug("End of arr2str ()"); |
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|
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return $s; |
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} |
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|
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// |
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// converts a cookie like string (see above) to an array |
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// |
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function str2arr($s) |
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{ |
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global $wpf_debug; |
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|
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if ($wpf_debug > 0) |
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pdebug("Start of str2arr ()"); |
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|
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$a=array(); |
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parse_str($s,$a); |
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|
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if ($wpf_debug > 0) |
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pdebug("End of str2arr ()"); |
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|
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return $a; |
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} |
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|
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// |
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// converts the given wind parameters into a suitable windstring |
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// |
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function windstr($metric,$wspeed,$windunit) |
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{ |
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global $wpf_debug; |
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|
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if ($wpf_debug > 0) |
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pdebug("Start of windstr ()"); |
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|
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// if its mph convert it to m/s |
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if ($metric != 1) |
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$wspeed = round($wspeed * 0.44704,0); |
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|
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// convert it to selected unit |
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switch ($windunit) { |
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case "ms": |
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$wunit="m/s"; |
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break; |
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case "kmh": |
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$wspeed=round($wspeed*3.6,0); |
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$wunit="km/h"; |
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break; |
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case "mph": |
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$wspeed=round($wspeed*2.23694,0); |
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$wunit="mph"; |
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break; |
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case "kts": |
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$wspeed=round($wspeed*1.9438,0); |
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$wunit="kts"; |
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break; |
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} |
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|
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if ($wpf_debug > 0) |
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pdebug("End of windstr ()"); |
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|
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return $wspeed." ".$wunit; |
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} |
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|
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|
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function get_wpf_opts($wpfcid) |
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{ |
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global $wpf_debug; |
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|
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if ($wpf_debug > 0) |
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pdebug("Start of get_wpf_opts ()"); |
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|
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$av=array(); |
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|
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// get options from database |
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$av['location']=get_option("wp-forecast-location".$wpfcid); |
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$av['locname']=get_option("wp-forecast-locname".$wpfcid); |
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$av['refresh']=get_option("wp-forecast-refresh".$wpfcid); |
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$av['metric']=get_option("wp-forecast-metric".$wpfcid); |
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$av['wpf_language']=get_option("wp-forecast-language".$wpfcid); |
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$av['daytime']=get_option("wp-forecast-daytime".$wpfcid); |
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$av['nighttime']=get_option("wp-forecast-nighttime".$wpfcid); |
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$av['fc_date_format']=get_option("date_format"); |
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$av['fc_time_format']=get_option("time_format"); |
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$av['dispconfig']=get_option("wp-forecast-dispconfig".$wpfcid); |
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$av['windunit']=get_option("wp-forecast-windunit".$wpfcid); |
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$av['currtime']=get_option("wp-forecast-currtime".$wpfcid); |
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$av['title'] = get_option("wp-forecast-title".$wpfcid); |
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$av['xmlerror']=""; |
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|
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// set accuweather uri |
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$av['BASE_URI']="http://forecastfox.accuweather.com/adcbin/forecastfox/weather_data.asp?"; |
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|
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if ($wpf_debug > 0) |
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pdebug("End of get_wpf_opts ()"); |
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|
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return $av; |
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} |
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|
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|
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// |
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// build the url from the parameters and fetch the weather-data |
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// return it as one long string |
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// |
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function get_weather($uri,$loc,$metric) |
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{ |
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global $wpf_debug; |
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|
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if ($wpf_debug > 0) |
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pdebug("Start of get_weather ()"); |
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|
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$url=$uri . "location=" . urlencode($loc) . "&metric=" . |
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$metric;// . "&partner=forecastfox"; |
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|
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$xml = fetchURL($url); |
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|
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if ($wpf_debug > 0) |
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pdebug("End of get_weather ()"); |
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|
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return $xml; |
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} |
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|
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// |
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// just return the css link |
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// this function is called via the wp_head hook |
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// |
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function wp_forecast_css($wpfcid="A") { |
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|
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global $wpf_debug; |
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|
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if ($wpf_debug > 0) |
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pdebug("Start of function wp_forecast_css ()"); |
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|
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$plugin_path = get_settings('siteurl') . '/wp-content/plugins/wp-forecast'; |
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echo "<link rel=\"stylesheet\" href=\"". $plugin_path. "/wp-forecast.css\" type=\"text/css\" media=\"screen\" />\n"; |
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|
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|
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if ($wpf_debug > 0) |
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pdebug("End of function wp_forecast_css ()"); |
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} |
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|
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|
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// |
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// just return the css link when not using wordpress |
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// this function is called when showing widget directly via wp-forecast-show.php |
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// |
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function wp_forecast_css_nowp($wpfcid="A") { |
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|
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global $wpf_debug; |
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|
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if ($wpf_debug > 0) |
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pdebug("Start of function wp_forecast_css_nowp ()"); |
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|
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$plugin_path = get_settings('siteurl') . '/wp-content/plugins/wp-forecast'; |
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echo "<link rel=\"stylesheet\" href=\"". $plugin_path. "/wp-forecast-nowp.css\" type=\"text/css\" media=\"screen\" />\n"; |
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|
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|
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if ($wpf_debug > 0) |
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pdebug("End of function wp_forecast_css ()"); |
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} |
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|
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|
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// |
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// little debug output routine |
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// |
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function pdebug($dstr) |
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{ |
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echo $dstr."<br />\n"; |
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} |
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|
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// |
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// returns the number's widget id used with wp-forecast |
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// maximum is 999999 :-) |
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// |
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function get_widget_id($number) |
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{ |
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// if negative take the first id |
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if ($number < 0 ) |
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return "A"; |
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|
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// the first widgets use chars above we go with 0 padded numbers |
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if ( $number <= 25 ) |
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return substr("ABCDEFGHIJKLMNOPQRSTUVWXYZ",$number,1); |
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else |
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return str_pad($number, 6, "0", STR_PAD_LEFT); |
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} |
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|
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// |
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// function tries to determine the icon path for icon number ino |
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// |
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function find_icon($ino) |
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{ |
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$path = ABSPATH . "wp-content/plugins/wp-forecast/icons/".$ino; |
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$ext=".gif"; |
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|
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if ( file_exists($path.".gif") ) |
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$ext= ".gif"; |
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else if ( file_exists($path.".png") ) |
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$ext= ".png"; |
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else if ( file_exists($path.".jpg") ) |
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$ext= ".jpg"; |
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else if ( file_exists($path.".GIF") ) |
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$ext= ".GIF"; |
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else if ( file_exists($path.".PNG") ) |
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$ext= ".PNG"; |
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else if ( file_exists($path.".JPG") ) |
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$ext= ".JPG"; |
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else if ( file_exists($path.".jpeg") ) |
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$ext= ".jpeg"; |
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else if ( file_exists($path.".JPEG") ) |
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$ext= ".JPEG"; |
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return $ino . $ext; |
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} |
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|
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} |
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?> |
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|
